1 2007-05-18 Richard Sandiford <richard@codesourcery.com>
3 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
8 * expr.c (emit_move_change_mode): Change mode of push operands here.
10 2007-05-17 Ian Lance Taylor <iant@google.com>
12 PR tree-optimization/31953
13 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
15 (set_value_range_to_null): Call set_value_range_to_value.
16 (extract_range_from_comparison): Likewise.
18 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20 * toplev.c (print_version): Output GMP/MPFR version info.
22 * builtins.c (CASE_MATHFN_REENT): New macro.
23 (mathfn_built_in): Use it.
24 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
25 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
26 BUILT_IN_LGAMMAL_R): New.
27 * doc/extend.texi: Document new builtins.
30 * builtins.c (do_mpfr_remquo): New.
31 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
32 (fold_builtin_3): Handle BUILT_IN_REMQUO.
35 * builtins.c (fold_builtin_1): Handle y0, y1.
36 (fold_builtin_2): Handle yn.
39 * builtins.c (do_mpfr_bessel_n): New.
40 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
41 (fold_builtin_2): Handle BUILT_IN_JN.
43 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
46 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
47 TYPE_PRECISION (intmax_type_node).
49 2007-05-17 Steve Ellcey <sje@cup.hp.com>
52 * reload.c (subst_reloads): Remove checking.
54 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
56 PR rtl-optimization/31691
57 * combine.c (simplify_set): Build a new src pattern instead of
58 substituting its operands in the COMPARE case.
60 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
62 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
63 (execute_vrp): Preserve loops through jump threading.
64 * tree-ssa-threadupdate.c (thread_single_edge,
65 dbds_continue_enumeration_p, determine_bb_domination_status,
66 thread_through_loop_header): New functions.
67 (create_edge_and_update_destination_phis,
68 create_edge_and_update_destination_phis): Set loops for the new blocks.
69 (prune_undesirable_thread_requests): Removed.
70 (redirect_edges): Do not pretend that redirect_edge_and_branch can
72 (thread_block): Do not call prune_undesirable_thread_requests.
74 (mark_threaded_blocks): Select edges to thread here.
75 (thread_through_all_blocks): Take may_peel_loop_headers argument.
76 Thread edges through loop headers independently.
77 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
78 * tree-pass.h (TODO_mark_first_instance): New.
79 (first_pass_instance): Declare.
80 * cfghooks.c (duplicate_block): Put the block to the original loop
81 if copy is not specified.
82 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
83 jump threading. Pass may_peel_loop_headers to
84 thread_through_all_blocks according to first_pass_instance.
85 * cfgloop.h (create_preheader): Declare.
86 * tree-flow.h (thread_through_all_blocks): Declaration changed.
87 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
88 * passes.c (first_pass_instance): New variable.
89 (next_pass_1): Set TODO_mark_first_instance.
90 (execute_todo): Set first_pass_instance.
92 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
94 PR tree-optimization/24659
95 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
96 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
97 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
98 OTI_vec_pack_ufix_trunc.
99 (vec_unpacks_float_hi_optab): Define new macro.
100 (vec_unpacks_float_lo_optab): Ditto.
101 (vec_unpacku_float_hi_optab): Ditto.
102 (vec_unpacku_float_lo_optab): Ditto.
103 (vec_pack_sfix_trunc_optab): Ditto.
104 (vec_pack_ufix_trunc_optab): Ditto.
105 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
106 and vec_pack_[s|u]fix_trunc_optab using
107 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
108 * tree-vectorizer.c (supportable_widening_operation): Handle
109 FLOAT_EXPR and CONVERT_EXPR. Update comment.
110 (supportable_narrowing_operation): New function.
111 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
112 * tree-vect-transform.c (vectorizable_conversion): Handle
113 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
114 (vect_gen_widened_results_half): Move before vectorizable_conversion.
115 (vectorizable_type_demotion): Call supportable_narrowing_operation()
116 to check for target support.
117 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
118 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
119 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
120 for VEC_PACK_FIX_TRUNC_EXPR.
121 (expand_binop): Special case mode of the result for
122 vec_pack_[u|s]fix_trunc_optab.
123 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
124 vec_pack_[u|s]fix_trunc_optab.
126 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
127 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
128 * tree-pretty-print.c (dump_generic_node): Handle
129 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
130 VEC_PACK_FIX_TRUNC_EXPR.
132 * expr.c (expand_expr_real_1): Ditto.
133 * tree-inline.c (estimate_num_insns_1): Ditto.
134 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
136 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
137 (vec_unpacks_float_lo_v8hi): Ditto.
138 (vec_unpacku_float_hi_v8hi): Ditto.
139 (vec_unpacku_float_lo_v8hi): Ditto.
140 (vec_unpacks_float_hi_v4si): Ditto.
141 (vec_unpacks_float_lo_v4si): Ditto.
142 (vec_pack_sfix_trunc_v2df): Ditto.
144 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
146 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
147 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
148 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
149 [vec_pack_ufix_trunc]: Ditto.
150 [vec_unpacks_float_hi]: Ditto.
151 [vec_unpacks_float_lo]: Ditto.
152 [vec_unpacku_float_hi]: Ditto.
153 [vec_unpacku_float_lo]: Ditto.
155 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
157 * soft-fp/README: Update for new files.
158 * soft-fp/floattisf.c: New file.
159 * soft-fp/floattidf.c: New file.
160 * soft-fp/floattitf.c: New file.
161 * soft-fp/floatuntisf.c: New file.
162 * soft-fp/floatuntidf.c: New file.
163 * soft-fp/floatuntitf.c: New file.
164 * soft-fp/fixsfti.c: New file.
165 * soft-fp/fixdfti.c: New file.
166 * soft-fp/fixtfti.c: New file.
167 * soft-fp/fixunssfti.c: New file.
168 * soft-fp/fixunsdfti.c: New file.
169 * soft-fp/fixunstfti.c: New file.
170 * soft-fp/extendxftf.c: New file.
171 * soft-fp/trunctfxf.c: New file.
173 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
174 (__trunctfxf2): Ditto.
176 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
177 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
178 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
179 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
180 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
181 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
183 * config/i386/t-fprules-softfp64: New file.
184 * config/i386/sfp-machine.h: New file.
185 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
186 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
187 and soft-fp/t-softfp to tmake_file.
188 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
189 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
191 * config/i386/t-linux64 (softfp_wrap_start): New.
192 (softfp_wrap_end): New.
193 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
194 supported for TARGET_64BIT.
196 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
198 * c-common.c (c_common_signed_or_unsigned_type): Emulate
199 c_common_unsigned_type behavior.
201 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
203 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
206 2007-05-16 Eric Christopher <echristo@apple.com>
208 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
209 saving after stack push. Set sp_offset whenever we push.
210 (rs6000_emit_epilogue): Move altivec register restore before
213 2007-05-16 Richard Sandiford <richard@codesourcery.com>
215 * configure.ac: Allow sysroots to be relocated under $prefix as
216 well as $exec_prefix.
217 * configure: Regenerate.
219 2007-05-16 Richard Sandiford <richard@codesourcery.com>
223 2007-05-12 Richard Sandiford <richard@codesourcery.com>
225 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
226 (gcc_tooldir): Likewise.
227 * configure: Regenerate.
228 * Makefile.in (libsubdir_to_prefix): New variable, based on the
229 old configure.ac gcc_tooldir setting.
230 (prefix_to_exec_prefix): New variable.
231 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
232 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
234 2007-05-14 Janis Johnson <janis187@us.ibm.com>
236 * c-typeck.c (build_binary_op): Return early for error.
238 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
240 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
241 struct nb_iter_bound.
242 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
243 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
244 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
245 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
246 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
247 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
248 (del_scev_info): Use ggc_free.
249 (scev_initialize): Allocate scalar_evolution_info in gc memory.
250 * loop-init.c: Include ggc.h.
251 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
252 (loop_optimizer_finalize): Use ggc_free.
253 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
254 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
255 pass_iv_optimize): Add TODO_ggc_collect.
256 * function.h (struct function): Remove skip marker from x_current_loops.
257 * cfgloop.c: Include ggc.h.
258 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
260 (establish_preds): Vector superloops is gc allocated.
261 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
263 (flow_loops_find): Vector larray is gc allocated.
264 (loop_exit_free): Use ggc_free.
265 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
266 that head of exits list is now not a part of struct loop.
267 (record_loop_exits): Allocate exits table in gc memory.
268 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
269 head of exits list is now not a part of struct loop.
270 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
271 struct loop_exit): Add GTY marker.
272 (struct loop): Add GTY marker. Make superloops vector gc allocated.
273 Add skip marker to aux field. Make head of exits list a separate
275 (struct loops): Add GTY marker. Make larray vector gc allocated.
276 Add param marker to exits table.
277 (get_loops): Type changed.
278 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
280 (cfgloop.o, loop-init.o): Add ggc.h dependency.
281 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
282 * basic-block.h (struct basic_block_def): Remove skip marker from
285 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
287 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
288 of 0 in the call to expand_expr().
289 (expand_builtin_mathfn_3): Ditto.
290 (expand_builtin_interclass_mathfn): Ditto.
291 (expand_builtin_cexpi): Ditto.
292 (expand_builtin_int_roundingfn): Ditto.
293 (expand_builtin_int_roundingfn_2): Ditto.
294 (expand_builtin_pow): Ditto.
295 (expand_builtin_powi): Ditto.
296 (expand_builtin_bswap): Ditto.
297 (expand_builtin_unop): Ditto.
298 (expand_builtin_fabs): Ditto.
299 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
300 the call to expand_expr().
301 (expand_builtin_sync_operation): Ditto.
302 (expand_builtin_compare_and_swap): Ditto.
303 (expand_builtin_lock_test_and_set): Ditto.
304 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
305 instead of 0 in the call to expand_expr().
306 (expand_builtin_extract_return_addr): Ditto.
307 (expand_builtin_eh_return): Ditto.
308 (expand_eh_return): Ditto.
309 * explow.c (expr_size): Ditto.
310 * expr.c (optimize_bitfield_assignment_op): Ditto.
311 (expand_assignement): Ditto.
313 (store_field): Ditto.
314 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
315 the call to expand_expr().
316 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
317 in the call to expand_expr().
318 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
319 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
320 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
322 * optabs.c (expand_vec_shift_expr): Ditto.
323 (expand_vec_cond_expr): Ditto.
324 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
325 call to expand_expr().
326 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
327 in the call to expand_expr().
329 2007-05-14 Dave Korn <dave.korn@artimi.com>
331 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
333 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
335 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
336 instead of c_common_unsigned_type.
337 (c_common_unsigned_type): Remove.
338 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
339 c_common_unsigned_type.
340 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
341 c_common_unsigned_type.
342 * c-common.h (c_common_unsigned_type): Remove.
343 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
344 c_common_unsigned_type.
345 * c-format.c (check_format_types): Use unsigned_type_for instead of
346 c_common_unsigned_type.
347 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
348 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
349 c_common_unsigned_type.
350 * convert.c (convert_to_integer): Use unsigned_type_for instead of
351 lang_hooks.types.unsigned_type.
352 * expmed.c (make_tree): Use unsigned_type_for instead of
353 lang_hooks.types.unsigned_type.
354 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
355 lang_hooks.types.unsigned_type.
356 (build_range_check): Likewise.
357 (fold_unary): Likewise.
358 (fold_binary): Likewise.
359 (fold_ternary): Likewise.
360 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
361 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
362 * tree.c (get_unsigned_type): New.
363 (unsigned_type_for): Use get_unsigned_type instead of
364 lang_hooks.types.unsigned_type.
366 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
368 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
369 to m68k_get_function_kind. Update its prototype.
370 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
372 (m68k_interrupt_function_p): Return enum m68k_function_type
373 instead of bool. Rename to m68k_get_function_kind.
374 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
376 (m68k_compute_frame_layout): Don't mark any register for save
377 if an interrupt_thread attribute is specified.
378 (m68k_hard_regno_rename_ok): Update a use of
379 m68k_interrupt_function_p.
380 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
381 m68k_interrupt_function_p.
382 (m68k_function_type): New.
383 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
384 for a function with an interrupt_thread attribute.
385 * doc/extend.texi: Document the interrupt_thread attribute.
387 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
389 Fix PR tree-optimization/31911
390 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
391 if they didn't change the expression.
393 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
395 * tree-scalar-evolution.c (resolve_mixers): Exported.
396 * tree-scalar-evolution.h (resolve_mixers): Declare.
397 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
398 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
399 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
400 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
401 init_array_ref, init_pointer_ref, analyze_indirect_ref,
402 strip_conversion, analyze_offset_expr, address_analysis,
403 object_analysis, analyze_offset): Removed.
404 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
405 split_constant_offset, canonicalize_base_object_address,
406 object_address_invariant_in_loop_p, disjoint_objects_p,
407 dr_may_alias_p, dr_address_invariant_p): New functions.
408 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
409 and dr_analyze_alias.
410 (initialize_data_dependence_relation): Use dr_may_alias_p
411 and object_address_invariant_in_loop_p.
412 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
414 (find_data_references_in_stmt): Restrict the analysis of data references
415 to the given loop nest.
416 (find_data_references_in_loop): Made static. Pass loop nest to
417 find_data_references_in_stmt.
418 (compute_data_dependences_for_loop): Use DR_VOPS.
419 (free_data_ref): Free DR_VOPS.
420 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
421 (struct innermost_loop_behavior): ... new.
422 (struct base_object_info): Replaced by ...
423 (struct indices): ... new.
424 (struct dr_alias): New.
425 (enum data_ref_type): Removed.
426 (struct data_reference): Consist of struct innermost_loop_behavior,
427 struct indices and struct dr_alias.
428 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
429 (DR_MEMTAG): Renamed to ...
430 (DR_SYMBOL_TAG): ... this.
431 (find_data_references_in_loop): Declaration removed.
432 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
433 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
434 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
435 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
437 2007-05-13 Revital Eres <eres@il.ibm.com>
439 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
440 which walks virtual def-use chains to find redundant stores.
441 (dse_optimize_stmt): Call it.
443 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
445 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
446 * passes.c (init_optimization_passes): Move pass_jump_bypass
449 * basic-block.h (bb_has_eh_pred): Fix style issue.
451 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
453 PR rtl-optimization/31848
454 * loop-invariant.c (move_invariant_reg): If we move an insn
455 with a REG_EQUAL note, and that insn is not always executed,
456 remove the REG_EQUAL note.
458 2007-05-12 Richard Guenther <rguenther@suse.de>
460 PR tree-optimization/31797
461 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
462 propagate into a stmt that has volatile ops.
464 2007-05-12 Richard Sandiford <richard@codesourcery.com>
466 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
467 (gcc_tooldir): Likewise.
468 * configure: Regenerate.
469 * Makefile.in (libsubdir_to_prefix): New variable, based on the
470 old configure.ac gcc_tooldir setting.
471 (prefix_to_exec_prefix): New variable.
472 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
473 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
475 2007-05-11 Silvius Rus <rus@google.com>
477 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
478 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
479 * c-common.h (strict_aliasing_warning): Change return type.
480 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
481 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
482 (build_c_cast): Condition call to strict_aliasing_warning.
483 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
484 * flags.h (set_Wstrict_aliasing): Declare.
485 * opts.c (set_Wstrict_alising): Define, add call to.
486 * tree-flow.h (strict_aliasing_warning_backend): Declare.
487 * tree-ssa-alias-warnings.c: New file.
488 * tree-ssa-alias.c (compute_may_aliases): Add call to
489 strict_aliasing_warning_backend.
491 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
493 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
494 Use loop_depth and loop_outer accessor functions.
495 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
496 determine_invariantness_stmt, move_computations_stmt): Ditto.
497 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
498 add_loop, loopify, unloop, fix_loop_structure): Ditto.
499 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
500 * tree-scalar-evolution.c (interpret_loop_phi,
501 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
502 instantiate_parameters_1, scev_const_prop): Ditto.
503 * cfghooks.c (make_forwarder_block): Ditto.
504 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
505 * modulo-sched.c (loop_canon_p): Ditto.
506 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
507 slpeel_can_duplicate_loop_p): Ditto.
508 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
509 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
510 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
511 cancel_loop, verify_loop_structure): Ditto.
512 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
513 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
514 superloops vector instead of "pred" array.
515 (establish_preds): Take father loop as an argument. Initialize the
517 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
518 initialize loop->outer.
519 (flow_loop_tree_node_remove): Truncate the superloops vector.
520 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
521 "pred" merged to "superloops" vector.
522 (loop_depth, loop_outer): New.
523 (fel_init): Use loop_outer.
525 2007-05-11 Jan Hubicka <jh@suse.cz>
527 * cgraphunit.c: Include gt-cgraphunit.h
528 (static_ctors, static_dtors): New static vars.
529 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
530 based on implementation in c-common.c
531 (cgraph_finalize_function): Call record_cdtor_fn.
532 (cgraph_optimize): Call cgraph_build_cdtor_fns.
533 * decl.c (finish_function): Do not call c_record_cdtor_fn.
534 (c_write_global_declarations): Do not call c_build_cdtor_fns.
535 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
536 build_cdtor, c_build_cdtor_fns): Remove.
537 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
538 c_build_cdtor_fns): Remove prototype.
540 2007-05-11 Paolo Carlini <pcarlini@suse.de>
543 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
544 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
545 * builtins.c (fold_builtin_memchr): New.
546 (expand_builtin_memchr): Call the latter.
547 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
548 * doc/extend.texi ([Other built-in functions provided by GCC]):
551 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
553 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
554 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
555 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
556 PFPO_OP1_TYPE_SHIFT): Constants added.
557 (DFP_ALL): Mode macro defined.
558 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
559 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
560 Insn definitions added.
561 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
562 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
565 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
567 PR tree-optimization/31885
568 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
570 (automatically_generated_chrec_p): Return false for NULL.
572 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
574 * config/bfin/bfin.h (MOVE_RATIO): Define.
576 2007-05-10 Richard Sandiford <richard@codesourcery.com>
578 * config.gcc (sparc-wrs-vxworks): New target.
579 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
580 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
581 * config/sparc/sparc.h: Include vxworks-dummy.h.
582 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
583 include LABEL_REFs too.
584 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
585 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
587 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
589 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
590 (sparc_emit_call_insn): New function.
591 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
592 functions when generating VxWorks PIC.
593 * config/sparc/sparc.md (vxworks_load_got): New pattern.
594 (call, call_value): Use sparc_emit_call_insn instead of
597 2007-05-09 Bob Wilson <bob.wilson@acm.org>
599 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
601 2007-05-09 Bob Wilson <bob.wilson@acm.org>
603 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
604 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
605 instead of operand_subword.
607 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
609 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
610 * config/bfin/bfin.c (bfin_local_alignment): New function.
611 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
613 2007-05-08 Chao-ying Fu <fu@mips.com>
615 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
616 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
617 (smsub_widen_optab, umsub_widen_optab): Define.
618 * optabs.c (init_optabs): Initialize smsub_widen_optab and
620 * genopinit.c (optabs): Fill in smsub_widen_optab and
622 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
623 and umsub_widen_optab to implement multiply-subtract sequences.
624 * config/mips/mips.md (*msac<u>_di): Rename to...
625 (<u>msubsidi4): ...this. Extend condition to include
626 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
627 of operand 0 to "ka" and use the three-operand form of msub<u>
629 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
632 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
634 PR rtl-optimization/28011
635 * reload.c (push_reload): Set dont_share if IN appears in OUT
636 also when IN is a PLUS rtx.
637 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
640 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
642 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
643 call unshare_all_decls.
644 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
645 (unshare_all_decls): Remove.
647 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
650 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
653 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
654 Nigel Stephens <nigel@mips.com>
656 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
657 Update comments and all uses.
658 (MIN_FPRS_PER_FMT): Define.
659 * config/mips/mips.c (function_arg): Fix to correctly handle
660 the -mips32r2 -mfp64 -mabi=32 case.
661 (override_options): Enable use of odd-numbered registers for
662 SFmode values on MIPS32.
663 (mips_save_reg_p): Save whole floating-point register pair if
665 (compute_frame_size): Fix comment.
667 2007-05-08 Jie Zhang <jie.zhang@analog.com>
669 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
670 argument of type bool.
671 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
672 argument. Safely select temporary P register according to it.
673 (do_link): Change call site of add_to_reg accordingly.
674 (do_unlink): Add epilogue_p as a fourth argument and pass it
676 (expand_interrupt_handler_epilogue): Change call of do_unlink
678 (bfin_expand_prologue): Add a third argument sibcall_p.
679 * config/bfin/bfin.md (epilogue): Change call of
680 bfin_expand_epilogue accordingly.
681 (sibcall_epilogue): Likewise.
682 (eh_return_internal): Likewise.
684 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
685 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
686 * config/bfin/bfin.c (bfin_handle_option): Handle
687 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
688 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
689 Support bf534, bf536 and bf561.
690 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
692 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
695 * config/i386/i386.c (ix86_function_regparm): Process local
696 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
698 2007-05-07 Mike Stump <mrs@apple.com>
700 * doc/invoke.texi (Warning Options): Document that -Wempty-body
701 also checks for and while statements in C++.
703 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
705 * gcc.c (at_file_supplied): New variable.
706 (main): Set it if we expanded argv.
707 (do_spec_1): Pass an @-file to the linker if we were called with
708 an @-file argument and HAVE_GNU_LD.
709 * collect2.c (at_file_supplied): New variable.
710 (response_file): New variable.
711 (collect_exit): Unlink response_file if necessary.
714 (main): Set at_file_supplied if we expanded argv.
715 (collect_execute): Pass an @-file to subprocesses if we were called
716 with an @-file argument.
717 * configure.ac: Add define for HAVE_GNU_LD.
718 * configure: Regenerate.
719 * config.in: Regenerate.
721 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
723 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
729 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
731 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
732 (TARGET_ENCODE_SECTION_INFO): Re-define.
733 (m32c_encode_section_info): New
734 (function_vector_handler): New
735 (current_function_special_page_vector): New
736 (m32c_special_page_vector_p): New.
737 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
739 * config/m32c/jump.md: Added instruction JSRS for functions
740 with attribute "function_vector".
741 * doc/extend.texi (function_vector): Added description
742 for M16C, M32C targets.
744 2007-05-07 DJ Delorie <dj@redhat.com>
747 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
748 ashrpsi3, lshrpsi3): Update shift count constraint.
750 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
751 Nathan Froyd <froydnj@codesourcery.com>
754 * c-incpath.c (add_path): Strip trailing path separators.
756 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
758 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
759 Free dominance info before purging EH edges.
760 (eliminate_degenerate_phis): Likewise.
761 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
763 2007-05-07 Jan Hubicka <jh@suse.cz>
765 * gimplify.c (gimplify_expr): Do not crash when folding
768 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
771 * c-opts.c (lang_fortran): Make it non static.
772 * c-common.h (lang_fortran): New prototype.
773 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
774 -lang-fortran option was passed by the driver.
776 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
778 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
779 of ASSERT_CHECKING. Tweak message.
781 2007-05-06 Revital Eres <eres@il.ibm.com>
784 * loop-unroll.c (insert_var_expansion_initialization):
785 Initialize the expansions with -zero instead of +zero.
787 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
789 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
790 into pic and non-pic versions. Mark r19 as used for
791 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
792 for tgd_load, tld_load and tie_load .
793 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
794 version of tgd_load, tld_load and tie_load depending on the
797 2007-05-04 Ulrich Drepper <drepper@redhat.com>
798 Jakub Jelinek <jakub@redhat.com>
800 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
801 (__do_global_dtors_aux): Use more paranoid loop to run
802 destructors if HIDDEN_DTOR_LIST_END.
803 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
805 2007-05-04 Jakub Jelinek <jakub@redhat.com>
807 * varasm.c (align_variable): Don't increase alignment for
808 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
809 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
811 2007-05-04 Josh Conner <jconner@apple.com>
813 * basic-block.h (cdi_direction): Assign values to all enumeration
815 (dom_computed): Remove.
816 (dom_info_state): New.
817 (set_dom_info_availability): New.
818 * tree-ssa-loop-im.c (determine_invariantness): Initialize
819 walk_data.dom_direction.
820 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
821 instead of dom_computed[].
822 (split_edge): Likewise.
823 (create_basic_block): Likewise.
824 (merge_blocks): Likewise.
825 * ifcvt.c (find_if_header): Likewise.
826 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
827 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
828 * tree-ssa.c (verify_ssa): Likewise.
829 * tree-cfg.c (tree_verify_flow_info): Likewise.
830 (remove_edge_and_dominated_blocks): Likewise.
831 * dominance.c (dom_computed): Make static.
832 (calc_dfs_tree_nonrec): Change third param to a bool.
833 (calc_dfs_tree): Change second param to a bool.
834 (calc_idioms): Change second param to a bool. Use
835 dom_convert_dir_to_idx.
836 (init_dom_info): Validate dir before using.
837 (dom_convert_dir_to_idx): New.
838 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
839 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
840 (free_dominance_info): Use dom_convert_dir_to_idx.
841 (get_immediate_dominator): Likewise.
842 (set_immediate_dominator): Likewise.
843 (get_dominated_by): Likewise.
844 (redirect_immediate_dominators): Likewise.
845 (nearest_common_denominator): Likewise.
846 (dominated_by_p): Likewise.
847 (bb_dom_dfs_in): Likewise.
848 (bb_dom_dfs_out): Likewise.
849 (recount_dominator): Likewise.
850 (iterate_fix_dominators): Likewise.
851 (add_to_dominance_info): Likewise.
852 (delete_from_dominance_info): Likewise.
853 (first_dom_son): Likewise.
854 (next_dom_son): Likewise.
855 (dom_info_available_p): Likewise.
856 (dom_info_state): New.
857 (set_dom_info_availability): New.
859 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
861 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
863 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
865 2007-05-04 Bob Wilson <bob.wilson@acm.org>
867 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
868 (subdi3, subdi_carry): Delete.
870 2007-05-04 Jan Hubicka <jh@suse.cz>
871 Richard Guenther <rguenther@suse.de>
873 * opts.c (decode_options): Do not fiddle with inlining
874 parameters in case of optimizing for size.
875 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
877 (cgraph_decide_inlining_of_small_function): When optimizing for
878 size never inline functions increasing caller size.
879 (cgraph_early_inlining): Inline for size when optimizing for size.
881 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
883 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
884 logical operations piecewise.
885 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
886 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
887 subdi_sesidi_di): Delete.
888 (add_with_carry): Produce carry in CC instead of a DREG to shorten
889 the generated sequence. Allow three-reg add in constraints. Rewrite
890 the rtl expression for carry to avoid zero_extend of a constant.
891 (sub_with_carry): New pattern.
892 (adddi3, subdi3): Change into define_expand. For subtract, generate a
893 different sequence not involving jumps.
894 (notbi): Now a named pattern.
896 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
898 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
899 Add the note about a significant loss of accuracy of some
900 mathematical routines when these options are used.
902 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
904 * haifa-sched.c (rtx_vec_t): New typedef.
905 (contributes_to_priority_p): Extract piece of priority () into new
907 (priority): Use the function. Add assertion.
908 (rank_for_schedule, set_priorities): Add assertion to check that
909 insn's priority is initialized.
910 (clear_priorities, calc_priorities): Change signature. Make it update
911 all relevant insns. Update all callers ('add_to_speculative_block ()'
912 and 'create_block_check_twin ()').
913 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
914 Add new field 'priority_status'.
915 (INSN_PRIORITY_STATUS): New macro.
916 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
918 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
920 * sched-ebb.c (debug_ebb_dependencies): New static function.
921 (init_ready_list): Use it.
923 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
924 with changed signature and 'debug_rgn_dependencies ()'.
925 (debug_rgn_dependencies): New static function.
926 (init_ready_list): Use it.
928 * sched-int.h (debug_dependencies): Declare.
930 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
932 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
934 2007-05-04 Dirk Mueller <dmueller@suse.de>
936 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
938 2007-05-03 Jan Hubicka <jh@suse.cz>
940 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
941 for pointer type in more cases than before.
943 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
945 * tree-object-size.c (plus_expr_object_size): When operand size is
946 unknown, return unknown.
948 2007-05-03 Dirk Mueller <dmueller@suse.de>
950 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
952 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
955 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
957 2007-05-03 Janis Johnson <janis187@us.ibm.com>
959 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
961 2007-05-03 Joseph Myers <joseph@codesourcery.com>
963 * config/soft-fp/double.h, config/soft-fp/extended.h,
964 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
965 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
966 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
967 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
970 2007-05-03 Ian Lance Taylor <iant@google.com>
972 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
973 MASK_PPC_GFXOPT for 8540 or 8548.
975 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
977 * tree-vect-transform.c (vect_update_inits_of_drs): Use
978 vect_print_dump_info() to output debug information.
980 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
983 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
984 operands of size 2 when operand is not MEM_P.
986 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
988 PR tree-optimization/30565
989 * lambda-code.c (perfect_nestify): Fix updating of dominators.
991 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
993 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
994 (umulsi3_highpart): Use them.
995 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
996 for final accumulator to D regisster tranfser.
998 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
1000 PR tree-optimization/31699
1001 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
1003 (vect_enhance_data_refs_alignment): Compute peel amount using
1004 TYPE_VECTOR_SUBPARTS instead of vf.
1005 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
1007 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
1010 * system.h: Remove inclusion of double-int.h
1011 * tree.h: Include double-int.h
1012 * gengtype.c: Likewise
1013 * cfgloop.h: Likewise
1014 * Makefile.in: Adjust dependencies on double-int.h
1016 2007-05-02 Eric Christopher <echristo@apple.com>
1018 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
1019 -shared to -Zdynamiclib.
1021 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
1024 * c-common.c (strip_pointer_or_array_types): New function.
1025 * c-common.h (strip_pointer_or_array_types): New function declaration.
1027 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
1029 PR tree-optimization/31771
1030 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
1032 2007-05-02 Paul Brook <paul@codesourcery.com>
1034 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
1036 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1039 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
1042 2007-05-02 Nick Clifton <nickc@redhat.com>
1044 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
1046 2007-05-02 Richard Guenther <rguenther@suse.de>
1048 PR tree-optimization/31146
1049 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1050 argument, single_use_p. If we have a single use that is
1051 a conversion to the definition rhs type, propagate that rhs.
1052 (forward_propagate_addr_expr): Pass single_use_p argument
1053 to forward_propagate_addr_expr_1.
1055 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
1057 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
1060 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1062 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
1063 'AMD Family 10 core'.
1065 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1067 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
1068 and athlon64-sse3 as improved versions of k8, opteron and athlon64
1069 with SSE3 instruction set support.
1070 * doc/invoke.texi: Likewise.
1072 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1074 * config/i386/i386.c (override_options): Tuning 32-byte loop
1075 alignment for amdfam10 architecture. Increasing the max loop
1076 alignment to 24 bytes.
1078 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
1080 * config/m68k/constraints.md: New.
1081 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
1082 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1083 EXTRA_CONSTRAINT): Remove.
1084 * config/m68k/m68k.md: Include constraints.md.
1085 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
1087 2007-05-01 Ian Lance Taylor <iant@google.com>
1089 PR tree-optimization/31739
1090 * tree-vrp.c (vrp_val_is_max): New static function.
1091 (vrp_val_is_min): New static function.
1092 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
1094 (set_value_range): Use vrp_val_is_{max,min}.
1095 (extract_range_from_assert): Likewise.
1096 (extract_range_from_binary_expr): Likewise.
1097 (extract_range_from_unary_expr): Likewise.
1098 (dump_value_range, vrp_meet): Likewise.
1099 (vrp_visit_phi_node): Likewise.
1100 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
1102 2007-05-01 Mark Mitchell <mark@codesourcery.com>
1104 * config/i386/gmon-sol2.c (size_t): New type.
1105 (intptr_t): Likewise.
1106 (s_textsize): Declare as size_t.
1108 (monstartup): Use size_t for sizes.
1109 (_mcount): Save and restore registers.
1110 (internal_mcount): Pass 0 as the first argument to monstartup
1112 (moncontrol): Convert pointer to appropriately sized integer
1113 before passing to profil.
1115 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1117 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
1118 __NO_FPRS__, not just if _SOFT_DOUBLE.
1119 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
1120 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
1121 also for E500 double.
1122 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
1123 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
1126 2007-05-01 Richard Guenther <rguenther@suse.de>
1128 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
1131 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1133 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
1135 2007-05-01 Jan Hubicka <jh@suse.cz>
1137 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
1140 2007-05-01 Jan Hubicka <jh@suse.cz>
1142 * tree.h (maybe_fold_offset_to_component_ref): Remove.
1143 (maybe_fold_offset_to_reference): Declare.
1144 * fold-const.c (fold_unary): Do not fold
1145 (type *)&A into &A->field_of_type_and_offset_0
1146 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
1147 size is unknown, give up.
1148 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
1150 (maybe_fold_offset_to_reference): New.
1151 (maybe_fold_stmt_indirect): Use it.
1152 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
1153 * gimplify.c (gimplify_conversion): Canonicalize conversions to
1155 (gimplify_expr): Likewise for plus_expr.
1157 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
1159 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
1160 bsi_after_labels. Always insert statements before bsi.
1161 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1162 * predict.c (apply_return_prediction): Check for empty blocks.
1163 * cfgexpand.c (lab_rtx_for_bb): New variable.
1164 (label_rtx_for_bb): Do not create new tree labels.
1165 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
1166 (tree_expand_cfg): Initialize lab_rtx_for_bb.
1167 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
1169 (label_for_bb): Add field used.
1170 (update_eh_label, main_block_label): Mark the label used.
1171 (cleanup_dead_labels): Remove unused labels.
1173 2007-05-01 Richard Guenther <rguenther@suse.de>
1175 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
1176 if it is not about to be set.
1177 (get_value_range): Do not pre-allocate equiv bitmap.
1178 (update_value_range): No need to clear equiv field.
1179 (add_equivalence): Change prototype to get bitmap pointer.
1180 Allocate bitmap here if it is not already.
1181 (extract_range_from_assert): Do not allocate bitmap here.
1182 Update callers to add_equivalence.
1183 (extract_range_from_ssa_name): Likewise.
1184 (get_vr_for_comparison): New static helper.
1185 (compare_name_with_value): Handle NULL equiv bitmap by
1186 peeling the first iteration of the comparison loop.
1187 Use get_vr_for_comparison.
1188 (compare_names): Handle NULL equiv bitmaps by using fake
1189 ones. Use get_vr_for_comparison.
1191 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
1193 * double-int.c (mpz_set_double_int): Moved from
1194 tree-ssa-loop-niter.c.
1195 (mpz_get_double_int): Likewise; also, add option to wrap
1196 out-of-range integers.
1197 * double-int.h: New prototypes for above.
1198 * tree.c (get_static_type_bounds): Moved from
1199 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
1200 TYPE_MAX_VALUE if they exist..
1201 * tree.h: New prototype for above.
1202 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
1203 get_type_bounds calls.
1204 (mpz_set_double_int): Move to double-int.c.
1205 (get_type_bounds): Move to tree.c, rename to
1206 get_static_type_bounds.
1207 (mpz_to_double_int): Move to double-int.c, rename to
1210 2007-04-30 Bob Wilson <bob.wilson@acm.org>
1212 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
1213 DIV0 exception can fall through to a normal return.
1215 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
1219 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
1220 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
1221 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1222 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
1223 initialize align to silence bogus warning.
1224 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1225 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
1227 (struct sra_walk_fns): Remove use_all parameter from use.
1228 (sra_hash_tree): Handle BIT_FIELD_REFs.
1229 (sra_elt_hash): Don't hash bitfld blocks.
1230 (sra_elt_eq): Skip them in parent compares as well. Handle
1232 (sra_walk_expr): Don't maintain or pass down use_all_p.
1233 (scan_use): Remove use_all parameter.
1234 (scalarize_use): Likewise. Re-expand assignment to
1235 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
1236 output, and re-scalarize after output. Don't mark anything
1238 (scalarize_ldst): Adjust.
1239 (scalarize_walk_gimple_modify_statement): Likewise.
1240 (build_element_name_1): Handle BIT_FIELD_REFs.
1241 (instantiate_element): Don't warn for any element whose parent
1243 (instantiate_missing_elements_1): Return the sra_elt.
1244 (canon_type_for_field): New.
1245 (try_instantiate_multiple_fields): New.
1246 (instantiate_missing_elemnts): Use them.
1247 (mark_no_warning): Removed.
1248 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1249 (REPLDUP, sra_build_elt_assignment): New.
1250 (generate_copy_inout): Use them.
1251 (generate_element_copy): Likewise. Handle bitfld differences.
1252 (generate_element_zero): Don't recurse for blocks. Use
1253 sra_build_elt_assignment.
1254 (generate_one_element_int): Take elt instead of var. Use
1255 sra_build_elt_assignment.
1256 (generate_element_init_1): Adjust.
1257 (scalarize_use, scalarize_copy): Use REPLDUP.
1258 (scalarize_ldst): Move assert before dereference.
1259 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1261 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1264 * tree.c (reconstruct_complex_type): Reconstruct a reference
1266 Also use the same mode for the pointer as the old pointer type.
1268 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1270 * doc/trouble.texi (Interoperation): Remove note about Ultrix
1273 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
1275 PR rtl-optimization/31676
1276 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
1277 (df_refs_record): Call it.
1279 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1281 * rtl.def (SS_ABS): New code.
1282 * config/bfin/bfin.c (print_operand): New modifier 'v'.
1283 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
1284 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
1285 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
1286 (bfin_init_builtins): Define them.
1287 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
1288 (bfin_expand_builtin): ... and handle the others here.
1289 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
1290 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
1291 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
1292 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
1293 operand is only HImode.
1295 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
1297 * regclass.c (scan_one_insn): Remove splitting of
1300 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
1301 Nigel Stephens <nigel@mips.com>
1303 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
1305 2007-04-28 Jan Hubicka <jh@suse.cz>
1307 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
1308 insn_locators_alloc instead of insn_locators_initialize;
1309 call reset_block_changes.
1310 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1311 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
1312 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
1313 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1314 * config/score/score.c (th_output_mi_thunk): Likewise.
1315 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1316 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
1317 tolerate uninitialized locator info.
1320 * function.c (init_function_start): Don't init line number info.
1321 (expand_function_end): Update.
1322 (reset_block_changes, record_block_change, finalize_block_changes,
1323 check_block_change, free_block_changes): Kill.
1324 * function.h (reset_block_changes, record_block_change,
1325 finalize_block_changes, check_block_change, free_block_changes): Remove
1327 (struct function): Remove ib_boundaries_block.
1328 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1329 Use curr_insn_locator to initialize locator.
1330 (emit_line_note): Remove.
1331 * cfgexpand.c (expand_gimple_cond_expr): Update.
1332 (construct_exit_block): Likewise.
1333 (tree_expand_cfg): Initialize/finalize locators.
1334 * expr.c (expand_expr_real): Update.
1335 * cfglayout.c (line_locators_locs, line_locators_lines,
1336 file_locators_locs, file_locators_files): Remove.
1337 (set_block_levels): Move to cfgexpand.c.
1338 (insn_locators_initialize): Remove.
1339 (pass_insn_locators_initialize): Remove.
1340 (locations_locators_locs, locations_locators_vals): New static vars.
1341 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1343 (insn_locators_alloc, insn_locators_finalize,
1344 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1346 (locator_location): New.
1347 (locator_line, locator_file): Rewrite.
1348 * rtl.h (emit_line_note): Kill.
1349 (insn_locators_alloc, insn_locators_finalize,
1350 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1352 * tree-inline.c (initialize_cfun): Do not initialize
1353 ib_boundaries_block.
1354 * passes.c (pass_insn_locators_initialize): Remove.
1356 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
1358 * tree-cfg.c (move_block_to_fn): Release bb from dominance
1359 info. Update last_basic_block correctly.
1361 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
1364 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
1365 register itself to hold the offset constant. Tell flow the use
1366 of r4 and r5 when they are used.
1368 2007-04-27 Richard Guenther <rguenther@suse.de>
1370 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
1371 if we simplified anything.
1372 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
1373 warnings until we did a simplification and the stmt was not
1374 marked as TREE_NO_WARNING.
1376 2007-04-27 Mike Stump <mrs@apple.com>
1378 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
1380 2007-04-27 Ian Lance Taylor <iant@google.com>
1383 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
1384 TYPE_MAX_VALUE exist, convert them to the new type.
1386 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1388 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
1389 if it claims to be available.
1390 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
1392 (perform_tree_ssa_dce): Always free postdominators.
1394 2007-04-27 Richard Henderson <rth@redhat.com>
1396 * config/alpha/predicates.md (aligned_memory_operand): Mark
1397 as define_special_predicate.
1398 (unaligned_memory_operand, normal_memory_operand): Likewise.
1399 (reg_or_unaligned_mem_operand): Remove.
1400 (any_memory_operand): Match the documentation and check for
1401 non-renumbered pseudos during reload.
1402 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
1403 alpha_secondary_reload_class, update to new interface, make static.
1404 Handle CQImode like HImode. Remove FP subreg check.
1405 (alpha_expand_mov): Use replace_equiv_address.
1406 (alpha_expand_mov_nobwx): Use any_memory_operand.
1407 (TARGET_SECONDARY_RELOAD): New.
1408 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
1409 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1410 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
1411 * config/alpha/alpha.md: ... here.
1412 (RELOAD12, reloadmode): New.
1414 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
1415 Don't handle the aligned case here.
1416 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
1417 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
1418 reload_inhi_help. Don't expect a scratch register.
1419 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
1421 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
1423 2007-04-27 Richard Guenther <rguenther@suse.de>
1425 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
1427 2007-04-27 Richard Guenther <rguenther@suse.de>
1429 PR tree-optimization/30965
1430 PR tree-optimization/30978
1431 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
1432 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
1433 (find_equivalent_equality_comparison): Likewise.
1434 (simplify_cond): Likewise.
1435 (get_prop_source_stmt): New helper.
1436 (get_prop_dest_stmt): Likewise.
1437 (can_propagate_from): Likewise.
1438 (remove_prop_source_from_use): Likewise.
1439 (combine_cond_expr_cond): Likewise.
1440 (forward_propagate_comparison): New function.
1441 (forward_propagate_into_cond): Rewrite to use fold for
1443 (tree_ssa_forward_propagate_single_use_vars): Call
1444 forward_propagate_comparison to propagate comparisons.
1446 2007-04-27 Richard Guenther <rguenther@suse.de>
1448 PR tree-optimization/31715
1449 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
1450 sure to do computation on the offset in an appropriate
1453 2007-04-27 Richard Sandiford <richard@codesourcery.com>
1455 * reload.h (elimination_target_reg_p): Declare.
1456 * reload.c (find_reloads): Don't apply the reg_rtx move
1457 optimization if the SET_DEST satisfies elimination_target_reg_p.
1458 * reload1.c (elimination_target_reg_p): New function.
1459 (gen_reload): In the move/add2 fallback, make sure that op0
1460 does not overlap the destination register.
1462 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1464 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
1465 transform only GIMPLE_MODIFY_STMTs.
1466 * tree-complex.c (expand_complex_operations_1): Ditto.
1467 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
1468 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
1469 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
1471 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
1472 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
1473 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
1474 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
1475 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
1476 slpeel_add_loop_guard): Ditto.
1477 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1478 * lambda-code.c (perfect_nestify): Ditto.
1479 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
1480 before the first statement.
1481 * tree-optimize.c (execute_free_datastructures): Fix comments.
1482 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
1483 * tree-flow.h (disband_implicit_edges): Declaration removed.
1484 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
1486 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
1488 (disband_implicit_edges, has_label_p): Removed.
1489 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
1490 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
1492 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
1494 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
1495 also for COND_EXPRs.
1496 * cfgexpand.c (label_rtx_for_bb): New function.
1497 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
1498 Use label_rtx_for_bb to find the labels.
1499 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
1500 last block. Detect fallthru edges.
1502 2007-04-26 Ian Lance Taylor <iant@google.com>
1505 * reload.c (find_reloads_subreg_address): If the address was valid
1506 in the original mode but not in the new mode, reload the whole
1509 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1511 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
1512 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
1513 (cleanup_control_expr_graph): Do not invalidate dominance info.
1514 Record altered blocks.
1515 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
1516 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
1517 cleanup_tree_cfg_bb): New functions.
1518 (remove_forwarder_block): Do not maintain the worklist of blocks.
1519 Record altered blocks.
1520 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
1522 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
1523 delete_unreachable_blocks if dominators are not available.
1524 * tree-inline.c (optimize_inline_calls): Free dominance information
1526 * tree-flow.h (remove_edge_and_dominated_blocks,
1527 cfgcleanup_altered_bbs): Altered.
1528 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
1530 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
1532 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
1533 do not invalidate dominators.
1535 2007-04-26 Anatoly Sokolov <aesok@post.ru>
1537 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
1538 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
1539 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1540 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1542 2007-04-26 Steve Ellcey <sje@cup.hp.com>
1544 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
1546 2007-04-26 Richard Guenther <rguenther@suse.de>
1548 PR tree-optimization/31703
1549 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
1550 the right type for the target of the bittest.
1552 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1554 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
1555 ix86_sol10_return_in_memory.
1557 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1559 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
1562 2007-04-26 Jakub Jelinek <jakub@redhat.com>
1565 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
1567 PR tree-optimization/30558
1568 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
1569 clear this_state.prev_try.
1571 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1572 Mark Mitchell <mark@codesourcery.com>
1574 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
1575 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
1576 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
1578 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1581 * doc/invoke.texi (%:print-asm-header): Document.
1582 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
1584 (static_spec_functions): Add print-asm-header.
1585 (main): Print a banner before the --target-help linker options.
1586 (print_asm_header_spec_function): New function.
1588 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
1591 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
1592 (movsf_ie): Likewise.
1594 2007-04-25 Paolo Carlini <pcarlini@suse.de>
1596 * doc/extend.texi ([Type Traits]): Adjust per N2255.
1598 2007-04-25 Bob Wilson <bob.wilson@acm.org>
1600 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
1602 (__umodsi3, __modsi3): Likewise.
1604 2007-04-25 Dirk Mueller <dmueller@suse.de>
1606 * c-typeck.c (build_compound_expr): Annotate warning()
1607 call with OPT_Wunused_value.
1608 * tree-ssa.c (warn_uninit): Annotate warning with
1610 * c-common.c (handle_sentinel_attribute): Annotate warning
1611 call with OPT_Wattributes.
1613 2007-04-25 Thiemo Seufer <ths@mips.com>
1615 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
1617 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
1618 on to the assembler. Improve handling of -mno-mips16. Add handling
1619 of -mno-mips3d, -mno-dsp, -mno-dspr2.
1620 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
1621 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
1622 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
1624 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
1627 * config/i386/winnt.c (i386_pe_file_end): Strip only
1628 USER_LABEL_PREFIX when writing export name.
1630 2007-04-25 Richard Sandiford <richard@codesourcery.com>
1632 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
1633 sh/elf.h, vx-common.h and vxworks.h.
1634 * config/sh/sh.h: Include config/vxworks-dummy.h.
1635 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1636 (OVERRIDE_OPTIONS): Use it.
1637 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
1638 (vxworks_picreg): New pattern.
1639 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
1640 VXWORKS_OS_CPP_BUILTINS.
1641 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
1642 to their VXWORKS_* equivalents.
1643 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1644 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
1645 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
1646 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
1647 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
1648 -mrtp/-fPIC multilibs.
1649 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
1650 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
1651 (MULTILIB_OSDIRNAMES): Delete.
1653 2007-04-25 Anatoly Sokolov <aesok@post.ru>
1656 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
1658 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
1660 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
1661 rounding mode to be specified by the caller.
1662 (real_to_mpfr) Likewise.
1663 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
1664 include new arguments.
1665 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
1667 2007-04-24 Ian Lance Taylor <iant@google.com>
1669 PR tree-optimization/31605
1670 * tree-vrp.c (set_value_range): Check that min and max are not
1671 both overflow infinities.
1672 (set_value_range_to_value): New static function.
1673 (extract_range_from_binary_expr): Call set_value_range_to_value.
1674 (extract_range_from_cond_expr): Likewise.
1675 (extract_range_from_expr): Likewise.
1676 (extract_range_from_unary_expr): Likewise. Don't create a range
1677 which overflows on both sides.
1678 (vrp_meet): Check for a useless range.
1679 (vrp_visit_phi_node): If we see a constant which looks like an
1680 overflow infinity, turn off the TREE_OVERFLOW flag.
1682 2007-04-24 Ian Lance Taylor <iant@google.com>
1684 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
1686 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
1689 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
1690 diagnostic message is being built.
1691 * tree-pretty-print.c (dump_generic_node): Only write the
1692 formatted text into BUFFER's stream if we are not building a
1694 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
1696 * Makefile.in (toplev.o): Depend on tree-pass.h.
1698 2007-04-24 Ian Lance Taylor <iant@google.com>
1700 PR tree-optimization/31602
1701 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
1702 conditionals in the copied loop header.
1703 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
1704 warnings if TREE_NO_WARNING is set.
1705 * doc/invoke.texi (Warning Options): Clarify that
1706 -Wstrict-overflow does not warn about loops.
1708 2007-04-24 Janis Johnson <janis187@us.ibm.com>
1710 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
1711 expand on the comment about _Decimal128 arguments and check the
1712 integer result of the modulus operation; for 64-bit ELF ABI, ensure
1713 that _Decimal128 argument uses even/odd register pair.
1714 (function_arg): Ditto.
1716 2007-04-24 Hui-May Chang <hm.chang@apple.com>
1718 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
1719 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
1721 2007-04-24 Richard Guenther <rguenther@suse.de>
1722 Olga Golovanevsky <olga@il.ibm.com>
1724 * fold-const.c (multiple_of_p): Check for bottom
1727 2007-04-24 Richard Henderson <rth@redhat.com>
1729 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
1730 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
1731 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
1732 looking for non-zero bits shifted out. Avoid a recursive call
1733 when constructing the scalar.
1734 (__floatundisf): Likewise.
1736 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
1738 * dwarf2out.c (field_byte_offset): Move the existing logic
1739 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
1740 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
1742 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1745 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1746 argument of 0 for memset.
1747 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1748 unsigned shift instead of the signed variant.
1750 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1752 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
1753 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
1754 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1755 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1756 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1757 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1758 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1759 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1760 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1761 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1762 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1763 "mul<mode>3", "div<mode>3"): Insn definitions added.
1764 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1765 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1766 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1767 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1768 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1769 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1770 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1771 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1772 TARGET_FLOAT_FORMAT): Macro definitions removed.
1773 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1774 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1775 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1776 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1777 (s390_gen_rtx_const_DI): Function removed.
1778 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1780 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1782 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1783 over an external ffs function.
1785 2007-04-24 Chao-ying Fu <fu@mips.com>
1786 Richard Sandiford <richard@nildram.co.uk>
1788 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1789 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1790 (smadd_widen_optab, umadd_widen_optab): Define.
1791 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1793 * genopinit.c (optabs): Fill in smadd_widen_optab and
1795 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1796 and umadd_widen_optab to implement multiply-add sequences.
1797 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1798 (<u>maddsidi4): ...this. Extend condition to include
1799 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1800 of operand 0 to "ka" and use the three-operand form of madd<u>
1802 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1804 * config/mips/constraints.md (ka): New register constraint.
1806 2007-04-24 Jan Hubicka <j@suse.cz>
1810 2007-04-23 Jan Hubicka <jh@suse.cz>
1811 * function.c (init_function_start): Don't init line number info.
1812 (expand_function_end): Update.
1813 (reset_block_changes, record_block_change, finalize_block_changes,
1814 check_block_change, free_block_changes): Kill.
1815 * function.h (reset_block_changes, record_block_change,
1816 finalize_block_changes, check_block_change, free_block_changes): Remove
1818 (struct function): Remove ib_boundaries_block.
1819 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1820 Use curr_insn_locator to initialize locator.
1821 (emit_line_note): Remove.
1822 * cfgexpand.c (expand_gimple_cond_expr): Update.
1823 (construct_exit_block): Likewise.
1824 (tree_expand_cfg): Initialize/finalize locators.
1825 * expr.c (expand_expr_real): Update.
1826 * cfglayout.c (line_locators_locs, line_locators_lines,
1827 file_locators_locs, file_locators_files): Remove.
1828 (set_block_levels): Move to cfgexpand.c.
1829 (insn_locators_initialize): Remove.
1830 (pass_insn_locators_initialize): Remove.
1831 (locations_locators_locs, locations_locators_vals): New static vars.
1832 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1834 (insn_locators_alloc, insn_locators_finalize,
1835 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1837 (locator_location): New.
1838 (locator_line, locator_file): Rewrite.
1839 * rtl.h (emit_line_note): Kill.
1840 (insn_locators_alloc, insn_locators_finalize,
1841 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1843 * tree-inline.c (initialize_cfun): Do not initialize
1844 ib_boundaries_block.
1845 * passes.c (pass_insn_locators_initialize): Remove.
1847 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1849 * doc/invoke.texi: Removed leading '-' from option index entries.
1851 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1853 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1855 (create_phi_node): Use set_phi_nodes.
1856 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1857 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1858 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1859 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1860 (bsi_start, bsi_last): Use bb_stmt_list.
1861 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1862 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1863 Traverse the statements using tsi iterator.
1864 * basic-block.h (struct basic_block_def): Fields stmt_list
1865 and phi_nodes moved to ...
1866 (struct tree_bb_info): ... new structure.
1867 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1868 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1869 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1870 (tree_verify_flow_info): Verify that il.tree is not set for
1871 entry and exit block.
1872 (tree_split_block): Use set_bb_stmt_list.
1874 2007-04-23 Mike Stump <mrs@apple.com>
1876 * config/i386/i386.c (ix86_tune_features
1877 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1880 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1882 * config/i386/i386.md (prefix_extra): New attribute.
1883 (length): Add prefix_extra.
1885 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1886 (sse2_movntv2di): Likewise.
1887 (sse2_cvtps2dq): Likewise.
1888 (sse2_cvtpd2pi): Likewise.
1889 (sse2_cvttpd2pi): Likewise.
1890 (*sse2_cvtpd2ps): Likewise.
1891 (*add<mode>3): Likewise.
1892 (sse2_ssadd<mode>3): Likewise.
1893 (sse2_usadd<mode>3): Likewise.
1894 (*sub<mode>3): Likewise.
1895 (sse2_sssub<mode>3): Likewise.
1896 (sse2_ussub<mode>3): Likewise.
1897 (*mulv8hi3): Likewise.
1898 (*smulv8hi3_highpart): Likewise.
1899 (*umulv8hi3_highpart): Likewise.
1900 (sse2_umulv2siv2di3): Likewise.
1901 (sse2_pmaddwd): Likewise.
1902 (ashr<mode>3): Likewise.
1903 (lshr<mode>3): Likewise.
1904 (ashl<mode>3): Likewise.
1905 (sse2_ashlti3): Likewise.
1906 (sse2_lshrti3): Likewise.
1907 (*umaxv16qi3): Likewise.
1908 (*smaxv8hi3): Likewise.
1909 (*uminv16qi3): Likewise.
1910 (*sminv8hi3): Likewise.
1911 (sse2_eq<mode>3): Likewise.
1912 (sse2_gt<mode>3): Likewise.
1913 (*and<mode>3): Likewise.
1914 (sse2_nand<mode>3): Likewise.
1915 (*ior<mode>3): Likewise.
1916 (*xor<mode>3): Likewise.
1917 (sse2_packsswb): Likewise.
1918 (sse2_packssdw): Likewise.
1919 (sse2_packuswb): Likewise.
1920 (sse2_punpckhbw): Likewise.
1921 (sse2_punpcklbw): Likewise.
1922 (sse2_punpckhwd): Likewise.
1923 (sse2_punpcklwd): Likewise.
1924 (sse2_punpckhdq): Likewise.
1925 (sse2_punpckldq): Likewise.
1926 (sse2_punpckhqdq): Likewise.
1927 (sse2_punpcklqdq): Likewise.
1928 (*sse2_pinsrw): Likewise.
1929 (*sse2_pextrw): Likewise.
1930 (sse2_pshufd_1): Likewise.
1931 (sse2_uavgv16qi3): Likewise.
1932 (sse2_uavgv8hi3): Likewise.
1933 (sse2_psadbw): Likewise.
1934 (sse2_pmovmskb): Likewise.
1935 (*sse2_maskmovdqu): Likewise.
1936 (*sse2_maskmovdqu_rex64): Likewise.
1937 (sse4a_extrqi): Likewise.
1938 (sse4a_extrq): Likewise.
1939 (sse3_lddqu): Set prefix_rep.
1940 (sse3_addsubv4sf3): Likewise.
1941 (sse3_haddv4sf3): Likewise.
1942 (sse3_hsubv4sf3): Likewise.
1943 (sse_cvtss2si): Likewise.
1944 (sse_cvtss2si_2): Likewise.
1945 (sse_cvtss2siq): Likewise.
1946 (sse_cvtss2siq_2): Likewise.
1947 (sse_cvttss2si): Likewise.
1948 (sse_cvttss2siq): Likewise.
1949 (sse2_cvttps2dq): Likewise.
1950 (sse3_movshdup): Likewise.
1951 (sse3_movsldup): Likewise.
1952 (sse2_cvtsd2si): Likewise.
1953 (sse2_cvtsd2si_2): Likewise.
1954 (sse2_cvtsd2siq): Likewise.
1955 (sse2_cvtsd2siq_2): Likewise.
1956 (sse2_cvttsd2si): Likewise.
1957 (sse2_cvttsd2siq): Likewise.
1958 (*sse2_cvtpd2dq): Likewise.
1959 (*sse2_cvttpd2dq): Likewise.
1960 (sse2_pshuflw_1): Likewise.
1961 (sse2_pshufhw_1): Likewise.
1962 (sse4a_insertqi): Likewise.
1963 (sse4a_insertq): Likewise.
1964 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1965 (ssse3_phadddv4si3): Likewise.
1966 (ssse3_phaddswv8hi3): Likewise.
1967 (ssse3_phsubwv8hi3): Likewise.
1968 (ssse3_phsubdv4si3): Likewise.
1969 (ssse3_phsubswv8hi3): Likewise.
1970 (ssse3_pmaddubswv8hi3): Likewise.
1971 (ssse3_pmulhrswv8hi3): Likewise.
1972 (ssse3_pshufbv16qi3): Likewise.
1973 (ssse3_psign<mode>3): Likewise.
1974 (ssse3_palignrti): Likewise.
1975 (abs<mode>2): Likewise.
1976 (ssse3_phaddwv4hi3): Set prefix_extra.
1977 (ssse3_phadddv2si3): Likewise.
1978 (ssse3_phaddswv4hi3): Likewise.
1979 (ssse3_phsubwv4hi3): Likewise.
1980 (ssse3_phsubdv2si3): Likewise.
1981 (ssse3_phsubswv4hi3): Likewise.
1982 (ssse3_pmaddubswv4hi3): Likewise.
1983 (ssse3_pmulhrswv4hi3): Likewise.
1984 (ssse3_pshufbv8qi3): Likewise.
1985 (ssse3_psign<mode>3): Likewise.
1986 (ssse3_palignrdi): Likewise.
1987 (abs<mode>2): Likewise.
1988 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1989 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1990 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1992 2007-04-23 Nick Clifton <nickc@redhat.com>
1994 * params.def: Fix formatting of emacs local variables.
1996 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1998 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1999 move if inter-unit move isn't allowed.
2000 Don't split moving the first element of V2DI to DI to inter-unit
2001 move if inter-unit move isn't allowed.
2003 2007-04-23 Richard Guenther <rguenther@suse.de>
2005 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
2006 and CDI_POST_DOMINATORS separately.
2008 2007-04-23 Nick Clifton <nickc@redhat.com>
2010 * c.opt (Wformat-contains-nul): Add warning attribute.
2012 2007-04-23 Jan Hubicka <jh@suse.cz>
2014 * function.c (init_function_start): Don't init line number info.
2015 (expand_function_end): Update.
2016 (reset_block_changes, record_block_change, finalize_block_changes,
2017 check_block_change, free_block_changes): Kill.
2018 * function.h (reset_block_changes, record_block_change,
2019 finalize_block_changes, check_block_change, free_block_changes): Remove
2021 (struct function): Remove ib_boundaries_block.
2022 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2023 Use curr_insn_locator to initialize locator.
2024 (emit_line_note): Remove.
2025 * cfgexpand.c (expand_gimple_cond_expr): Update.
2026 (construct_exit_block): Likewise.
2027 (tree_expand_cfg): Initialize/finalize locators.
2028 * expr.c (expand_expr_real): Update.
2029 * cfglayout.c (line_locators_locs, line_locators_lines,
2030 file_locators_locs, file_locators_files): Remove.
2031 (set_block_levels): Move to cfgexpand.c.
2032 (insn_locators_initialize): Remove.
2033 (pass_insn_locators_initialize): Remove.
2034 (locations_locators_locs, locations_locators_vals): New static vars.
2035 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2037 (insn_locators_alloc, insn_locators_finalize,
2038 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2040 (locator_location): New.
2041 (locator_line, locator_file): Rewrite.
2042 * rtl.h (emit_line_note): Kill.
2043 (insn_locators_alloc, insn_locators_finalize,
2044 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2046 * tree-inline.c (initialize_cfun): Do not initialize
2047 ib_boundaries_block.
2048 * passes.c (pass_insn_locators_initialize): Remove.
2050 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2053 * expr.c (reduce_to_bit_field_precision): Handle
2056 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
2058 PR tree-optimization/24659
2059 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
2060 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
2061 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
2062 * genopinit.c (optabs): Rename vec_pack_mod_optab
2063 to vec_pack_trunc_optab.
2064 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
2065 early for scalar floating point operands for NOP_EXPR.
2066 (vectorizable_type_promotion): Ditto.
2067 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
2068 vec_pack_trunc_optab.
2069 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
2071 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
2072 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
2073 Rename from VEC_PACK_MOD_EXPR.
2074 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
2075 * expr.c (expand_expr_real_1): Ditto.
2076 * tree-inline.c (estimate_num_insns_1): Ditto.
2077 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2079 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
2080 (vec_unpacks_lo_v4sf): Ditto.
2081 (vec_pack_trunc_v2df): Ditto.
2082 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
2083 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2084 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
2086 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
2088 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2090 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
2091 Rename from VEC_PACK_MOD_EXPR. This expression also represent
2092 packing of floating point operands.
2093 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
2094 represent unpacking of floating point operands.
2095 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
2096 [vec_unpacks_hi]: Ditto.
2097 [vec_unpacks_lo]: Ditto.
2099 2007-04-22 Jan Hubicka <jh@suse.cz>
2101 * final.c (rest_of_handle_final): Call
2102 targetm.asm_out.constructor/targetm.asm_out.destructor
2103 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
2104 proper priority via decl_*_priority_insert.
2105 * c-common.c (c_expand_body): Likewise.
2107 2007-04-22 Richard Guenther <rguenther@suse.de>
2109 PR tree-optimization/29789
2110 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
2111 (rewrite_reciprocal): New helper split out from
2112 determine_invariantness_stmt.
2113 (rewrite_bittest): Likewise.
2114 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
2115 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
2118 2007-04-22 Revital Eres <eres@il.ibm.com>
2120 * loop-unroll.c (var_to_expand): New field to support also
2121 insns of the form x = something + x.
2122 (analyze_insn_to_expand_var): Use it.
2123 (expand_var_during_unrolling): Likewise.
2125 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
2127 * predict.c: Include pointer-set.h.
2128 (bb_predictions): New variable.
2129 (tree_predicted_by_p, tree_predict_edge,
2130 remove_predictions_associated_with_edge): Use bb_predictions map
2131 instead of bb->predictions.
2132 (clear_bb_predictions, assert_is_empty): New functions.
2133 (combine_predictions_for_bb): Use bb_predictions map. Call
2134 clear_bb_predictions.
2135 (tree_estimate_probability): Create and free bb_predictions map.
2136 * Makefile.in (predict.o): Add pointer-set.h dependency.
2137 * basic-block.h (struct basic_block_def): Remove predictions
2139 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
2141 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
2144 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
2147 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2149 * timevar.c (timevar_print): Change reference of --disable-checking to
2150 --enable-checking=release. Also warn if assert checking is disabled.
2152 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2155 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
2156 decl as addressable if the compound literal was marked as
2158 Mark the decl as a gimple register if it is a complex or
2159 vector decl and does not live in memory.
2161 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2163 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
2164 (GENERIC_NEXT): New function macro.
2165 (PHI_CHAIN): Use phi_node's new chain variable.
2166 (tree_phi_node): Change tree_common to tree_base
2167 and add the chain field.
2168 * tree-phinodes.c (make_phi_node): Don't set
2169 TREE_TYPE on the new node.
2170 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
2171 instead of checking GIMPLE_TUPLE_P in chain_next.
2172 * tree-vect-transform.c
2173 (get_initial_def_for_induction): Look at
2174 PHI_RESULT_TREE for the type of the phi node.
2175 (update_vuses_to_preheader): Use PHI_CHAIN
2176 instead of TREE_CHAIN on the phi node.
2177 * tree-ssa-structalias.c (compute_points_to_sets):
2179 (ipa_pta_execute): Likewise.
2181 2007-04-21 Richard Guenther <rguenther@suse.de>
2184 * fold-const.c (fold_unary): Call fold_convert_const on the
2187 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
2189 * gcse.c (store_killed_in_insn): Handle PARALLELs.
2190 (store_killed_in_pat): New.
2192 2007-04-20 Richard Henderson <rth@redhat.com>
2195 * config/i386/i386.c (type_has_variadic_args_p): Look for any
2196 TREE_LIST with a void_type_node value, not void_list_node exactly.
2198 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
2200 * doc/standards.texi: Re-arrange into language-specific
2201 subsections. Add a C++ section, documenting which standards we
2204 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
2206 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
2207 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
2209 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
2211 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
2212 ecrti.o and crtbegin.o.
2213 (LIB_DEFAULT_SPEC): Include -lc.
2214 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
2216 2007-04-20 Richard Henderson <rth@redhat.com>
2219 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
2220 argument; update all callers.
2221 (get_unaligned_offset): New.
2222 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
2223 get_unaligned_address, just pass on the address directly.
2224 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
2225 the subreg in the helper patterns.
2226 (unaligned_extendqidi_le): Use get_unaligned_offset.
2227 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
2228 (unaligned_extendhidi_be): Likewise.
2229 (unaligned_extendhidi): Tidy.
2230 * config/alpha/alpha-protos.h: Update.
2232 2007-04-20 Richard Henderson <rth@redhat.com>
2234 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
2235 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
2236 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
2237 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2238 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2239 (CPP_SPEC): Don't include %(cpp_subtarget).
2240 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
2241 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2242 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
2244 2007-04-20 Jakub Jelinek <jakub@redhat.com>
2246 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
2247 for __builtin_ia32_cmpordss.
2249 PR tree-optimization/31632
2250 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2251 and arg1 for optimizations of comparison against min/max values.
2252 Fold arg0 to arg1's type for optimizations of comparison against
2253 min+1 and max-1 values.
2255 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
2257 * reload.c (combine_reloads): When trying to use a dying register,
2258 check whether it's uninitialized and don't use if so.
2260 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
2262 * fold-const.c: Remove prototypes for native_encode_expr and
2263 native_interpret_expr.
2264 (native_encode_expr): Make non-static.
2265 (native_interpret_expr): Likewise.
2266 * tree.h: Add prototypes for the above.
2268 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2270 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
2271 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
2272 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
2273 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
2274 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
2275 Add length attributes.
2277 2007-04-19 Janis Johnson <janis187@us.ibm.com>
2279 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
2282 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
2283 __STDC_WANT_DEC_FP__.
2285 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2287 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
2288 for long double compatibility.
2289 * configure: Regenerate.
2291 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2293 PR rtl-optimization/29841
2294 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
2296 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
2297 that may cause control flow transfer from being moved.
2299 2007-04-18 Jan Hubicka <jh@suse.cz>
2301 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
2304 2007-04-18 Eric Christopher <echristo@apple.com>
2306 * config/rs6000/darwin.md (load_macho_picbase): Use link register
2307 only. Update operands.
2308 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
2309 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
2310 link register to pic register.
2312 2007-04-18 Dirk Mueller <dmueller@suse.de>
2315 * tree-vrp.c (search_for_addr_array): New.
2316 (check_array_bounds): Suppress warning about
2317 address taken of array refs if its not de-referenced.
2319 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2321 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
2322 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
2324 * tree-vectorizer.h (NITERS_KNOWN_P): New.
2325 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
2326 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
2328 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2330 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
2332 (vect_analyze_scalar_cycles): Fix indentation.
2333 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
2334 (vect_mark_relevant): Include phis in relevance analysis.
2336 * tree-vect-transform.c (vect_transform_loop): Add an assert.
2338 2007-04-18 Anatoly Sokolov <aesok@post.ru>
2340 * config/avr/avr.c (ptrreg_to_str): Replace error() with
2341 output_operand_lossage().
2343 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2345 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
2346 the unused code for reduction without adjust-in-epilog to simplify the
2349 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
2351 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
2352 (S390_TDC_NEGATIVE_ZERO): New constant.
2353 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
2354 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
2355 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
2356 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
2357 (S390_TDC_POSITIVE_INFINITY): New constant.
2358 (S390_TDC_NEGATIVE_INFINITY): New constant.
2359 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
2360 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
2361 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
2362 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
2363 (S390_TDC_INFINITY): New constant.
2364 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
2365 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
2366 optimization for UNSPEC_CCZ_TO_INT.
2367 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
2368 ("*ccz_to_int"): New insn.
2369 ("isinf<mode>2"): New insn.
2370 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
2371 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
2372 (UNSPEC_CCZ_TO_INT): New constant.
2374 2007-04-18 Richard Guenther <rguenther@suse.de>
2376 PR tree-optimization/19431
2377 PR tree-optimization/21463
2378 * tree-pass.h (pass_phiprop): Declare.
2379 * passes.c (init_optimization_passes): New phiprop pass.
2380 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
2381 (phivn_valid_p): New helper function.
2382 (phiprop_insert_phi): Likewise.
2383 (propagate_with_phi): Likewise.
2384 (tree_ssa_phiprop): New propagator propagating loads
2385 through phi nodes if profitable.
2387 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2389 * tree-vect-analyze.c (process_use): New function.
2390 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
2391 Check phis in all bbs.
2392 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
2395 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2397 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
2400 2007-04-17 Anatoly Sokolov <aesok@post.ru>
2403 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
2406 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
2408 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
2410 (sse_vmmulv4sf3): Likewise.
2411 (sse2_vmaddv2df3): Likewise.
2412 (sse2_vmmulv2df3): Likewise.
2414 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
2416 PR rtl-optimization/31360
2417 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
2418 (target_reg_cost): New.
2419 (init_set_costs): Initialize target_reg_cost. Add comments
2420 regarding the rationale of the costs.
2421 (global_cost_for_size): Renamed to...
2422 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
2423 of register pressure.
2424 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
2425 estimate_reg_pressure_cost. Add number of ivs.
2426 (determine_set_costs): Dump target_reg_cost.
2427 * loop-invariant.c (gain_for_invariant): Use
2428 estimate_reg_pressure_cost. Removed n_inv_uses argument.
2429 (best_gain_for_invariant, find_invariants_to_move): Remove
2431 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
2432 (target_reg_cost): Declare.
2433 (global_cost_for_size): Declaration removed.
2434 (estimate_reg_pressure_cost): Declare.
2436 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
2438 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
2439 regnos into even/odd register pairs.
2440 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
2441 TDmode similar to the other floating point modes.
2442 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
2443 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
2445 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
2446 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
2447 (movdd_hardfloat64): Use TARGET_MFPGPR.
2449 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
2451 * reload1.c (delete_output_reload): Don't count output in n_inherited.
2454 2005-01-05 Richard Henderson <rth@redhat.com>
2456 * reload1.c (do_input_reload): Restrict the optimization deleteing
2457 a previous output reload to RELOAD_FOR_INPUT.
2459 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
2461 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
2462 induc_vec_info_type.
2463 (vectorizable_induction): New function declaration.
2464 * tree-vect-transform.c (get_initial_def_for_induction): No need to
2465 check if already vectorized. Find first place in BB where new stmts
2466 can be inserted. Takes only one argument.
2467 (vectorizable_induction): New function.
2468 (vect_transform_stmt): Add case for induc_vec_info_type to call
2469 vectorizable_induction.
2470 (vect_transform_loop): Consider phis for vectorization.
2471 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
2473 (analyze_operations): Call vectorizable_induction when analyzing phis.
2475 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
2476 (vect_mark_relevant): Include phis in relevance analysis.
2477 (vect_mark_stmts_to_be_vectorize): Likewise.
2478 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
2480 2007-04-16 Lawrence Crowl <crowl@google.com>
2482 * doc/invoke.texi (Debugging Options): Add documentation for the
2483 -femit-struct-debug options -femit-struct-debug-baseonly,
2484 -femit-struct-debug-reduced, and
2485 -femit-struct-debug-detailed[=...].
2487 * c-opts.c (c_common_handle_option): Add
2488 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
2489 and OPT_femit_struct_debug_detailed_.
2490 * c.opt: Add specifications for
2491 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
2492 and -femit-struct-debug-detailed[=...].
2493 * opts.c (set_struct_debug_option): Parse the
2494 -femit-struct-debug-... options.
2495 * opts.c (matches_main_base, main_input_basename,
2496 main_input_baselength, base_of_path, matches_main_base): Add
2497 variables and functions to compare header base name to compilation
2499 * opts.c (should_emit_struct_debug): Add to determine to emit a
2500 structure based on the option.
2501 (dump_struct_debug) Also disabled function to debug this
2503 * opts.c (handle_options): Save the base name of the
2506 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
2507 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
2508 This hook indicates if a type is generic. Set it by default
2510 * langhooks.h (struct lang_hooks_for_types): Add a new hook
2511 to determine if a struct type is generic or not.
2512 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
2513 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
2514 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
2517 * flags.h (enum debug_info_usage): Add an enumeration to describe
2518 a program's use of a structure type.
2519 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
2520 to indicate the program's usage of the type. Filter structs based
2521 on the -femit-struct-debug-... specification.
2522 (gen_type_die): Split into two routines, gen_type_die and
2523 gen_type_die_with_usage. gen_type_die is now a wrapper
2524 that assumes direct usage.
2525 (gen_type_die_with_usage): Replace calls to gen_type_die
2526 with gen_type_die_with_usage adding the program usage of
2527 the referenced type.
2528 (dwarf2out_imported_module_or_decl): Suppress struct debug
2529 information using should_emit_struct_debug when appropriate.
2531 2007-04-16 Ian Lance Taylor <iant@google.com>
2533 PR tree-optimization/31522
2534 * tree-vrp.c (vr_phi_edge_counts): New static variable.
2535 (vrp_initialize): Allocate vr_phi_edge_counts.
2536 (vrp_visit_phi_node): Don't push to infinity if we saw a new
2537 executable edge. Drop test for all constants.
2538 (vrp_finalize): Free vrp_phi_edge_counts.
2540 * doc/cpp.texi (Common Predefined Macros): Clarify description of
2541 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2543 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
2544 predecessors at head rather than tail.
2546 2007-04-16 Matthias Klose <doko@debian.org>
2548 * config/alpha/linux.h (CPP_SPEC): Define.
2549 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
2551 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
2553 * function.h: Remove sequence_stack extern declaration.
2555 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2557 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
2559 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
2562 2007-04-16 Anatoly Sokolov <aesok@post.ru>
2564 * config/avr/avr.c (avr_arch_types): Rearranging array.
2565 (enum avr_arch): Add.
2566 (avr_mcu_types): Use avr_arch enumeration constants instead of
2568 * config/avr/avr.h (LINK_SPEC): Simplify.
2570 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2572 * config/m68k/m68k.c (m68k_libcall_value,
2573 m68k_function_value): Use macros for register names more.
2575 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
2577 (M68K_REGNAME): Use A6_REG.
2578 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
2580 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2583 * sched-int.h (struct deps): Split field 'pending_lists_length' into
2584 'pending_read_list_length' and 'pending_write_list_length'. Update
2586 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
2587 to handle two length counters instead of one. Update all uses.
2588 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
2589 two length counters instead of one.
2590 * sched-rgn.c (propagate_deps): Update to handle two length counters
2593 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
2596 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
2597 copy of source, pass it to ix86_expand_vector_set and return
2600 2007-04-16 David Ung <davidu@mips.com>
2601 Joseph Myers <joseph@codesourcery.com>
2603 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
2604 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
2605 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2606 Add 74K processor information.
2607 * config/mips/mips.md: Include 74k.md.
2608 (cpu): Add 74kc,74kf,74kx.
2609 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
2610 * config/mips/74k.md: New.
2611 * doc/invoke.texi (MIPS Options): Document 74K support.
2613 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
2615 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
2616 vectorizable_* functions.
2617 * tree-vect-transform.c (vectorizable_call): Add check for
2618 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
2619 (vectorizable_store): likewise.
2620 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
2622 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2623 (vectorizable_type_promotion, vectorizable_load): Likewise.
2624 (vectorizable_live_operation, vectorizable_condition): Likewise.
2625 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
2627 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
2629 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2631 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
2632 register numbers more.
2633 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
2634 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
2635 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
2636 FUNCTION_VALUE_REGNO_P): Likewise.
2637 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
2638 STATIC_CHAIN_REGNUM): Likewise.
2639 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
2640 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
2641 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
2642 * config/m68k/m68k.md (FP_REG): New.
2644 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2646 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
2649 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2651 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
2652 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
2655 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2657 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
2660 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2663 * c-decl.c (finish_decl): Grab the type of the decl after the call
2664 to store_init_value.
2666 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
2668 * common.opt (fforward-propagate): Fix "Optimization" annotation.
2670 2007-04-14 Jakub Jelinek <jakub@redhat.com>
2673 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
2674 post dominators and cleanup cfg before returning.
2676 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
2678 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
2679 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
2681 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
2683 * config.gcc: Recognize fido.
2684 * config/m68k/m68k-devices.def (fidoa): New.
2685 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
2687 (FL_FIDOA, TARGET_FIDOA): New.
2688 * config/m68k/m68k.opt (mfidoa): New.
2690 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2693 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
2694 when a personality function is used.
2696 2007-04-13 Bob Wilson <bob.wilson@acm.org>
2698 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
2700 2007-04-13 Mike Stump <mrs@apple.com>
2702 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
2704 * config/darwin.opt (fapple-kext): Make C++ only.
2705 * config/darwin.c (darwin_override_options): Remove code to ensure
2706 -fapple-kext is given for C++ only.
2708 2007-04-13 Richard Sandiford <richard@codesourcery.com>
2710 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
2711 * config/mips/mips.c (override_options): Call
2712 SUBTARGET_OVERRIDE_OPTIONS, if defined.
2714 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2716 * config/i386/i386.opt (msvr3-shlib): Removed.
2718 * doc/invoke.texi: Remove -msvr3-shlib.
2720 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2722 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
2723 with "popcnt" instruction.
2725 2007-04-13 Richard Guenther <rguenther@suse.de>
2727 PR tree-optimization/21258
2728 * tree-vrp.c (compare_case_labels): New helper.
2729 (find_switch_asserts): New function.
2730 (find_assert_locations): Call it for SWITCH_EXPRs.
2732 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
2734 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
2735 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
2736 check is now implied in X87_FLOAT_MODE_P.
2737 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2738 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2739 (fix_trunc<mode>_i386_fisttp): Ditto.
2740 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2741 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2742 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2743 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2744 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2745 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2746 (unnamed_splitters): Ditto.
2747 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
2748 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
2749 FIRST_SSE_REG for local functions when SSE math is enabled or
2750 for functions with sseregparm attribute.
2751 (standard_80387_constant_p): Return -1 if mode is not
2753 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
2754 (ix86_expand_compare): Ditto.
2755 (ix86_expand_carry_flag_compare): Ditto.
2756 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2757 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2758 DECIMAL_FLOAT_MODE_P.
2759 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2760 of SCALAR_FLOAT_MODE_P.
2761 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2762 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2763 checks before FLOAT_MODE_P.
2764 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2765 before FLOAT_MODE_P.
2770 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2772 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2773 Charles Wilson <libtool@cwilson.fastmail.fm>
2775 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2776 (libgcc.mvars): Don't depend on them.
2777 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2778 * exec-tool.in: New.
2780 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2782 * doc/invoke.text (--help): Document --help=common.
2784 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2786 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2788 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2790 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2791 * genemit.c (main): Emit #include "integrate.h".
2792 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2793 (LOADGP_RTP): New mips_loadgp_style.
2794 * config/mips/mips.h: Include config/vxworks-dummy.h.
2795 (TARGET_RTP_PIC): New macro.
2796 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2797 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2798 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2800 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2801 -mvxworks-pic when using -mrtp and a PIC option.
2802 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2804 (mips_symbolic_constant_p, mips_symbolic_address_p)
2805 (mips_symbol_insns): Handle SYMBOL_HALF.
2806 (override_options): Warn about -G and -mrtp being used together.
2807 Initialize mips_lo_relocs[SYMBOL_HALF].
2808 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2809 (mips_emit_loadgp): Handle LOADGP_RTP.
2810 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2811 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2812 (tablejump): Handle function-relative case table entries if
2814 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2816 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2818 * config/mips/mips.md (load_call<mode>): Allow any general register.
2820 (sibcall_value_internal, sibcall_value_multiple_internal)
2821 (call_value_internal, call_value_split, call_value_multiple_internal)
2822 (call_value_multiple_split): Remove constraints from operand 0.
2824 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2826 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2827 rather than loadgp_noshared.
2828 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2829 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2831 * config/mips/mips.md (loadgp): Rename to...
2832 (loadgp_newabi): ...this.
2833 (loadgp_noshared): Rename to...
2834 (loadgp_absolute): ...this.
2836 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2838 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2839 false for locally-binding symbols.
2840 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2842 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2844 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2845 (SYMBOL_GOT_PAGE_OFST): ...this.
2846 (SYMBOL_GOT_GLOBAL): Rename to...
2847 (SYMBOL_GOT_DISP): ...this.
2848 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2849 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2850 * config/mips/mips.c (mips_global_symbol_p): New function.
2851 (mips_symbol_binds_local_p): Likewise.
2852 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2853 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2854 and mips_symbol_binds_local_p.
2855 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2856 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2857 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2859 (mips_ok_for_lazy_binding_p): New function.
2860 (mips_load_call_address, mips_expand_call): Use it.
2861 (mips_dangerous_for_la25_p): Likewise.
2862 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2863 (*got_disp<mode>): Use got_disp_operand instead of
2864 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2865 SYMBOL_GOTOFF_GLOBAL.
2866 (*got_page<mode>): Use got_page_ofst_operand instead of
2868 * config/mips/predicates.md (const_call_insn_operand): Use
2869 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2870 (global_got_operand): Rename to...
2871 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2873 (local_got_operand): Rename to...
2874 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2875 of SYMBOL_GOT_LOCAL.
2877 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2879 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2880 TARGET_CALL_CLOBBERED_GP.
2881 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2882 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2883 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2884 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2885 of TARGET_ABICALLS && !TARGET_NEWABI.
2886 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2887 * config/mips/mips.c (mips_load_call_address): Check
2888 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2889 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2890 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2891 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2892 TARGET_ABICALLS && TARGET_NEWABI.
2893 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2895 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2896 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2897 TARGET_ABICALLS && TARGET_NEWABI.
2898 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2899 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2900 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2901 whether indirect calls must use $25.
2902 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2904 * config/mips/mips.md (jal_macro): Check flag_pic and
2905 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2906 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2907 instead of TARGET_ABICALLS.
2908 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2909 TARGET_ABICALLS && TARGET_OLDABI.
2910 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2911 (sibcall): In the comment above the define_insn, mention
2912 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2913 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2914 instead of TARGET_ABICALLS.
2916 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2918 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2919 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2920 (MACFLAGS_MATCH_P): New macro.
2921 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2922 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2923 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2924 the other MACFLAG constants.
2925 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2926 (flag_machi): Tighten constraints. Renumber some of the operands.
2927 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2929 (flag_machi_parts_acconly): New pattern.
2930 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2932 (flag_macinit1hi): Tighten constraints.
2933 (flag_mul_macv2hi_parts_acconly): New pattern.
2935 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2936 Use a more efficient implementation.
2937 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2938 inline sequences when not optimizing for size.
2940 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2941 movhi_high2low): Delete, merge functionality into...
2942 (packv2hi): ... this pattern.
2944 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2945 * config/bfin/bfin.opt (msim): New option.
2946 (mcpu=): New option.
2947 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2948 (bfin_cpu_t): Typedef of enum bfin_cpu.
2949 (bfin_cpu_type): New declaration.
2950 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2951 -msim and -mcpu= options.
2952 (LIB_SPEC): Likewise.
2953 * config/bfin/bfin.c (bfin_cpu_type): Define.
2954 (bfin_handle_option): Handle -mcpu= option.
2955 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2956 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2957 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2959 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2961 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2962 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2963 (powerpc-wrs-vxworksae): Use ${tm_file}.
2964 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2965 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2966 * config/i386/vx-common.h: New file.
2968 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2970 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2973 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2975 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2978 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2982 * c-common.c (c_build_qualified_type): Set canonical type
2985 2007-04-12 Richard Guenther <rguenther@suse.de>
2987 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2988 lower bound and element size if lower bound is not zero
2989 or either of the ARRAY_REF operands is set.
2991 2007-04-12 Richard Guenther <rguenther@suse.de>
2993 PR tree-optimization/24689
2994 PR tree-optimization/31307
2995 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2997 * gimplify.c (canonicalize_addr_expr): To be consistent with
2998 gimplify_compound_lval only set operands two and three of
2999 ARRAY_REFs if they are not gimple_min_invariant. This makes
3000 it never at this place.
3001 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
3003 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3005 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
3006 null before emitting a .nsubspa directive.
3008 2007-04-11 Diego Novillo <dnovillo@redhat.com>
3010 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
3011 need_to_partition_p if there are no memory statements in the
3014 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3016 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
3017 (gcd_of_steps_may_divide_p): New function.
3018 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
3020 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3022 * reload.c (find_reloads_toplev, find_reloads_address,
3023 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
3024 not a pointer equality test, to decide if we need to call
3025 push_reg_equiv_alt_mem.
3027 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
3029 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
3030 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
3031 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
3033 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3035 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
3036 vector to be positive.
3038 2007-04-11 Diego Novillo <dnovillo@redhat.com>
3042 * doc/invoke.texi: Document --params max-aliased-vops and
3044 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
3045 debug_memory_partitions): Move to tree-flow.h
3046 * params.h (AVG_ALIASED_VOPS): Define.
3047 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
3049 (mp_info_t): Likewise.
3050 (get_mem_sym_stats_for): New.
3051 (set_memory_partition): Move from tree-flow-inline.h.
3052 (mark_non_addressable): Only clear the set of symbols for the
3053 partition if it exists.
3054 (dump_memory_partitions): Move from tree-ssa-operands.c
3055 (debug_memory_partitions): Likewise.
3056 (need_to_partition_p): New.
3057 (dump_mem_ref_stats): New.
3058 (debug_mem_ref_stats): New.
3059 (dump_mem_sym_stats): New.
3060 (debug_mem_sym_stats): New.
3061 (update_mem_sym_stats_from_stmt): New.
3062 (compare_mp_info_entries): New.
3063 (mp_info_cmp): Call it.
3064 (sort_mp_info): Change argument to a list of mem_sym_stats_t
3066 (get_mpt_for): Move from tree-ssa-operands.c.
3067 (find_partition_for): New.
3068 (create_partition_for): Remove.
3069 (estimate_vop_reduction): New.
3070 (update_reference_counts): New.
3071 (build_mp_info): New.
3072 (compute_memory_partitions): Refactor.
3073 Document new heuristic.
3074 Call build_mp_info, update_reference_counts,
3075 find_partition_for and estimate_vop_reduction.
3076 (compute_may_aliases): Populate virtual operands before
3077 calling debugging dumps.
3078 (delete_mem_sym_stats): New.
3079 (delete_mem_ref_stats): New.
3080 (init_mem_ref_stats): New.
3081 (init_alias_info): Call it.
3082 (maybe_create_global_var): Remove alias_info argument.
3083 Get number of call sites and number of pure/const call sites
3084 from gimple_mem_ref_stats().
3085 (dump_alias_info): Call dump_memory_partitions first.
3086 (dump_points_to_info_for): Show how many times a pointer has
3088 * opts.c (decode_options): For -O2 set --param
3089 max-aliased-vops to 500.
3090 For -O3 set --param max-aliased-vops to 1000 and --param
3091 avg-aliased-vops to 3.
3092 * fortran/options.c (gfc_init_options): Remove assignment to
3094 * tree-flow-inline.h (gimple_mem_ref_stats): New.
3095 * tree-dfa.c (dump_variable): Dump memory reference
3097 Dump NO_ALIAS* settings.
3098 (referenced_var_lookup): Tidy.
3099 (mem_sym_stats): New.
3100 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
3101 and ORIG are different SSA names for a memory partition.
3102 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
3103 * tree-flow.h (struct mem_sym_stats_d): Define.
3104 (mem_sym_stats_t): Define.
3105 (struct mem_ref_stats_d): Define.
3106 (struct gimple_df): Add field mem_ref_stats.
3107 (enum noalias_state): Define.
3108 (struct var_ann_d): Add bitfield noalias_state.
3109 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
3110 debug_mem_ref_stats, debug_memory_partitions,
3111 debug_mem_sym_stats): Declare.
3112 * tree-ssa-structalias.c (update_alias_info): Update call
3113 sites, pure/const call sites and asm sites in structure
3114 returned by gimple_mem_ref_stats.
3115 Remove local variable IS_POTENTIAL_DEREF.
3116 Increase NUM_DEREFS if the memory expression is a potential
3118 Call update_mem_sym_stats_from_stmt.
3119 If the memory references memory, call
3120 update_mem_sym_stats_from_stmt for all the direct memory
3121 symbol references found.
3122 (intra_create_variable_infos): Set noalias_state field for
3123 pointer arguments according to the value of
3124 flag_argument_noalias.
3125 * tree-ssa-structalias.h (struct alias_info): Remove fields
3126 num_calls_found and num_pure_const_calls_found.
3127 (update_mem_sym_stats_from_stmt): Declare.
3128 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
3129 Set default value to 100.
3130 (PARAM_AVG_ALIASED_VOPS): Define.
3132 2007-04-11 Richard Guenther <rguenther@suse.de>
3135 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
3136 a * -b + c as c - a * b if we honor sign dependent rounding.
3138 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3140 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
3142 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
3143 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
3145 (initialize_trampoline): Don't use old-style function definition.
3146 (bfin_secondary_reload): Mark IN_P argument as unused.
3148 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
3150 PR tree-optimization/31343
3151 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
3152 (build_polynomial_chrec): Return a scalar when the evolution is zero.
3153 * testsuite/gcc.dg/vect/pr31343.c: New.
3155 2007-04-10 Eric Christopher <echristo@apple.com>
3157 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
3158 * config/i386/i386.md (*cmpfp0): Use.
3159 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
3160 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
3161 (fix_trunc<mode>_i386_fisttp): Ditto.
3162 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
3163 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
3164 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
3165 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
3166 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
3167 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
3168 (unnamed_splitters): Ditto.
3169 * config/i386/i386.c (output_fix_trunc): Assert that
3170 we're not being passed a TFmode operand.
3172 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
3174 PR tree-optimization/31526
3175 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
3176 n_basic_blocks to find newly added blocks.
3178 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
3180 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
3182 (fix_trunc<mode>si_sse): Ditto.
3183 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
3184 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
3185 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
3186 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
3187 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
3188 expander using SSEMODEF mode macro.
3189 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
3190 expander using SSEMODEF mode macro.
3191 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
3192 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
3193 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
3194 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
3195 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
3196 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
3197 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
3198 Macroize insn using X87MODEF mode macro.
3200 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
3202 * config/i386/sse.md (sse2_pinsrw): Removed.
3203 (sse2_pextrw): Renamed to ...
3204 (*sse2_pextrw): This.
3206 2007-04-09 Jan Hubicka <jh@suse.cz>
3209 * config/i386/sse.md
3210 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
3211 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
3212 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
3213 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
3215 2007-04-09 Jan Hubicka <jh@suse.cz>
3217 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
3218 multiple fields of union.
3220 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
3222 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
3223 (create_preheaders): Check that loops are available.
3224 (fix_loop_structure): Clean up, improve comments.
3225 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
3226 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
3228 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
3229 * predict.c (tree_estimate_probability): Do not call
3230 calculate_dominance_info. Call create_preheaders.
3231 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
3232 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
3234 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
3235 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
3236 * tree-cfg.c (tree_split_edge): Make an assert more precise.
3237 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
3240 2007-04-08 Jan Hubicka <jh@suse.cz>
3242 * tree.h (maybe_fold_offset_to_component_ref): Declare.
3243 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
3244 * fold-const.c (fold_unary): Use it.
3246 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3248 * varasm.c (assemble_variable): Remove call to
3249 lang_hooks.decls.prepare_assemble_variable.
3250 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
3251 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
3252 * langhooks.h (lang_hooks_for_decls): Remove
3253 prepare_assemble_variable.
3255 2007-04-08 Mike Stump <mrs@apple.com>
3257 * config/i386/i386.c: Use inc/dec on Core2.
3259 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
3261 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
3262 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3263 lhd_tree_inlining_end_inlining): Remove.
3264 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
3265 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
3267 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
3268 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3269 lhd_tree_inlining_end_inlining): Remove prototypes.
3270 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
3271 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
3272 LANG_HOOKS_TREE_INLINING_START_INLINING,
3273 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
3275 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
3278 2007-04-08 Anatoly Sokolov <aesok@post.ru>
3281 * config/avr/predicates.md (io_address_operand): Delete predicate.
3282 (low_io_address_operand): Don't use 'mode' argument.
3283 (higth_io_address_operand): Rename ...
3284 (high_io_address_operand): ... to this. Don't use 'mode' argument.
3285 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
3288 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
3290 Revert change removing staticp.
3292 2007-04-07 Anatoly Sokolov <aesok@post.ru>
3295 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
3298 2007-04-07 Bruce Korb <bkorb@gnu.org>
3300 * c.opt: Add -Wformat-contains-nul.
3301 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
3303 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
3304 the NUL byte warning.
3306 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
3308 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
3310 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3312 * tree.c (staticp): No longer use staticp langhook.
3313 * langhooks.c (lhd_staticp): Removed.
3314 * langhooks.h (struct lang_hooks): Remove staticp.
3315 * c-common.c (c_staticp): Remove.
3316 * c-common.h (c_staticp): Ditto.
3317 * langhooks-defs.h (lhd_staticp): Ditto.
3318 (LHD_HOOKS_STATICP): Ditto
3319 * tree.h (gcc_assert_lowered): New macro.
3321 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3323 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
3324 argument "reliable".
3325 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
3326 Add argument "reliable". Propagate it through calls.
3327 (infer_loop_bounds_from_undefined): Derive number of iterations
3328 estimates from references in blocks that do not dominate loop latch.
3329 (gcov_type_to_double_int): New function.
3330 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
3331 and expected_loop_iterations_unbounded.
3332 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
3333 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
3334 * tree-data-ref.c (estimated_loop_iterations): Export.
3335 (get_references_in_stmt): Fix -- do not return addresses of local
3337 * cfgloop.h (expected_loop_iterations_unbounded,
3338 estimated_loop_iterations): Declare.
3340 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
3342 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
3344 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3346 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
3347 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
3348 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
3349 Use output_387_reg_move().
3350 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
3351 expander using X87MODEF12 mode macro.
3352 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
3353 choosing register preferences. Use output_387_reg_move().
3354 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
3355 instead of "x". Use output_387_reg_move().
3356 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
3357 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
3358 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
3359 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
3360 Use output_387_reg_move().
3361 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
3363 (*truncxf?f_i387 splitter): Ditto.
3365 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3367 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3368 LANG_HOOKS_SAFE_FROM_P.
3369 * expr.c (safe_from_p): Remove langhook call.
3370 * langhooks.h (lang_hooks): Remove safe_from_p.
3371 (lhd_safe_from_p): Remove prototype.
3372 * langhooks.c (lhd_safe_from_p): Remove.
3374 2007-04-06 Jan Hubicka <jh@suse.cz>
3376 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
3379 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3381 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
3382 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
3383 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
3384 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
3386 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
3387 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
3389 2007-04-05 Richard Henderson <rth@redhat.com>
3391 * config/alpha/alpha.c (print_operand) [+]: Remove.
3392 (alpha_end_function): Print nop if call at end of function.
3393 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
3394 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
3395 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
3396 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
3397 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
3398 the call pattern. Update peepholes to match.
3400 2007-04-05 Janis Johnson <janis187@us.ibm.com>
3402 * doc/extend.texi (Other Builtins): Add decimal float variants
3404 * builtins.def: Ditto.
3405 * builtins.c (expand_builtin): Ditto.
3407 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
3408 H.J. Lu <hongjiu.lu@intel.com>
3411 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
3412 of V8HImode when calling ix86_binary_operator_ok.
3413 (sse2_pmaddwd): Call ix86_binary_operator_ok.
3414 (sdot_prodv8hi): Operands 1 and 2 must be register.
3416 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3418 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
3419 initialize align to silence bogus warning.
3421 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3424 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
3426 (struct sra_walk_fns): Remove use_all parameter from use.
3427 (sra_hash_tree): Handle BIT_FIELD_REFs.
3428 (sra_elt_hash): Don't hash bitfld blocks.
3429 (sra_elt_eq): Skip them in parent compares as well. Handle
3431 (sra_walk_expr): Don't maintain or pass down use_all_p.
3432 (scan_use): Remove use_all parameter.
3433 (scalarize_use): Likewise. Re-expand assignment to
3434 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
3435 output, and re-scalarize after output. Don't mark anything
3437 (scalarize_ldst): Adjust.
3438 (scalarize_walk_gimple_modify_statement): Likewise.
3439 (build_element_name_1): Handle BIT_FIELD_REFs.
3440 (instantiate_element): Don't warn for any element whose parent
3442 (instantiate_missing_elements_1): Return the sra_elt.
3443 (canon_type_for_field): New.
3444 (try_instantiate_multiple_fields): New.
3445 (instantiate_missing_elemnts): Use them.
3446 (mark_no_warning): Removed.
3447 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3448 (REPLDUP, sra_build_elt_assignment): New.
3449 (generate_copy_inout): Use them.
3450 (generate_element_copy): Likewise. Handle bitfld differences.
3451 (generate_element_zero): Don't recurse for blocks. Use
3452 sra_build_elt_assignment.
3453 (generate_one_element_int): Take elt instead of var. Use
3454 sra_build_elt_assignment.
3455 (generate_element_init_1): Adjust.
3456 (scalarize_use, scalarize_copy): Use REPLDUP.
3457 (scalarize_ldst): Move assert before dereference.
3458 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3460 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3462 * regmove.c: Fix unused variable warnings due to previous commit.
3464 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3466 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
3467 (regmove_bb_head): Remove.
3468 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
3469 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
3470 problems with fixup_match_1.
3471 Don't initialize/free regmove_bb_head.
3473 (reg_is_remote_constant_p): If an insn is in the same basic block
3474 but not before INSN, consider it remote, too.
3476 2007-04-05 Anatoly Sokolov <aesok@post.ru>
3479 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
3480 DECL_ASSEMBLER_NAME, not the DECL_NAME.
3482 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
3484 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
3485 (CONDITIONAL_REGISTER_USAGE): Likewise.
3487 2007-04-04 Richard Henderson <rth@redhat.com>
3489 * config/alpha/lib1funcs.asm: Remove unused file.
3491 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3494 * opts.c (print_specific_help): Fix --help=<language>
3496 (common_handle_option): Support --help=common.
3498 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3501 * gcc.c (main): Do not run the linker if
3502 print_subprocess_help indicates that it shouldn't be
3505 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3508 * doc/invoke.texi (--help=): Document <languages> value, fix
3509 formatting in tables of values.
3511 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
3513 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
3514 dllimport attribute of virtual methods.
3516 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
3518 * config/score/crti.asm: Change _bss_start to __bss_start.
3519 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
3520 (OUTGOING_REG_PARM_STACK_SPACE) update.
3521 * config/score/score.opt: add options to make backend support
3522 score5, score5u, score7 and score7d.
3523 * config/score/score.md: Likewise.
3524 * config/score/misc.md: Likewise.
3525 * config/score/mac.md: Likewise.
3526 * doc/invoke.texi: Likewise.
3527 * doc/md.texi: update constraints define.
3529 2007-04-03 Richard Henderson <rth@redhat.com>
3531 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
3532 an appropriate type, use the mode instead.
3534 2007-04-03 Richard Sandiford <richard@codesourcery.com>
3536 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
3537 Set the default --with-arch setting to mips2.
3538 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
3539 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3540 (MULTILIB_OSDIRNAMES): Delete.
3541 (MULTILIB_DIRNAMES): Define.
3542 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
3543 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
3544 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
3545 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
3546 VXWORKS_OS_CPP_BUILTINS.
3547 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
3548 (MIPS_DEBUGGING_INFO): Undefine.
3549 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
3551 2007-04-03 Jakub Jelinek <jakub@redhat.com>
3554 * fold-const.c (native_encode_real): Encode real.c provided longs
3555 as a series of 32-bit native integers.
3556 (native_interpret_real): Interpret buffer as a series of 32-bit
3559 2007-04-03 Richard Guenther <rguenther@suse.de>
3561 * genpreds.c (write_insn_constraint_len): Write function
3562 optimized for CONSTRAINT_LEN implementation.
3563 (write_tm_preds_h): Output insn_constraint_len inline and
3564 use it for CONSTRAINT_LEN.
3565 (write_insn_preds_c): Don't output insn_constraint_len.
3566 * doc/md.texi (define_register_constraint): Document multi-letter
3567 constraints shall have the same length if they start with the same
3570 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3573 * config/i386/i386.md (isinf<mode>2): Expand only when
3574 TARGET_C99_FUNCTIONS is set.
3576 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3578 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
3579 (x86_64-*-linux*): Ditto.
3580 * config/i386/i386.opt (mpc): New option.
3581 * config/i386/i386.c (overrride_options): Handle
3582 ix87_precision_string.
3583 * config/i386/crtprec.c: New file.
3584 * config/i386/t-crtpc: Ditto.
3585 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
3587 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
3588 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3589 crtprec32.o, crtprec64.o and crtprec80.o.
3591 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
3593 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
3595 2007-04-02 Eric Christopher <echristo@apple.com>
3597 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
3598 limitations on darwin.
3600 2007-04-02 Anatoly Sokolov <aesok@post.ru>
3603 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
3605 2007-04-02 Dave Korn <dave.korn@artimi.com>
3607 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
3609 2007-04-02 Dave Korn <dave.korn@artimi.com>
3611 * libgcc2.h (exception_descriptor): Don't forward-declare.
3612 (__get_eh_table_language, __get_eh_table_version): Delete
3613 prototypes of long-dead functions.
3615 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
3617 * ebitmap.h: New file
3618 * ebitmap.c: New file
3619 * Makefile.in (ebitmap.o): New target.
3621 2007-04-01 Jan Hubicka <jh@suse.cz>
3623 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
3624 before very first instruction.
3626 2007-04-01 Jan Hubicka <jh@suse.cz>
3628 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
3629 waring on 64bit hosts.
3630 * bitmap.h: Fix typo in bitmap_head_def.
3632 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
3634 PR rtl-optimization/31391
3635 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
3636 into a DELETED_LABEL note, and the label is in an empty basic
3637 block, update BB_END as well as BB_HEAD.
3639 2007-04-01 Richard Henderson <rth@redhat.com>
3641 PR tree-optimization/31169
3642 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
3643 to varying if the range is outside [0, prec-1].
3645 2007-04-01 Richard Sandiford <richard@codesourcery.com>
3648 * config/mips/mips.md (load_const_gp): New insn.
3649 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
3650 the MIPS16 GP pseudo register if no_new_pseudos.
3651 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
3653 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3656 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
3658 (call_value): Likewise.
3660 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
3661 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3664 * doc/invoke.texi: (optimization options): Reword description
3665 of -ffast-math. Document its primary purpose.
3667 2007-03-31 Richard Guenther <rguenther@suse.de>
3669 * omp-low.c (splay-tree.h): Include.
3670 (lookup_decl): Replace splay-tree usage by pointer-map.
3671 (maybe_lookup_decl): Likewise.
3672 (new_omp_context): Likewise.
3673 (delete_omp_context): Likewise.
3674 * gimplify.c (splay-tree.h): Include.
3675 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
3677 (remap_ssa_name): Likewise.
3678 (remap_decl): Likewise.
3679 (remap_type_1): Likewise.
3680 (remap_type): Likewise.
3681 (copy_body_r): Likewise.
3682 (expand_call_inline): Likewise.
3683 (clone_body): Likewise.
3684 (copy_tree_r): Likewise.
3685 (remap_save_expr): Likewise.
3686 (unsave_r): Likewise.
3687 (unsave_expr_now): Likewise.
3688 (tree_function_versioning): Likewise.
3689 (build_duplicate_type): Likewise.
3690 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
3691 (struct copy_body_data): Replace splay-tree by pointer-map.
3692 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
3693 not $(SPLAY_TREE_H).
3694 (gimplify.o): Depend on $(SPLAY_TREE_H).
3695 (omp-low.p): Likewise.
3697 2007-03-31 Anatoly Sokolov <aesok@post.ru>
3699 * config/avr/predicates.md (even_register_operand,
3700 odd_register_operand): New predicates.
3701 * config/avr/avr.md (movw peephole2): New.
3702 (movw_r peephole2): New.
3704 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
3706 * tree.h (get_signed_or_unsigned_type): New.
3707 * fold-const.c (operand_equal_for_comparison_p): Use
3708 get_signed_or_unsigned_type instead of
3709 lang_hooks.types.signed_or_unsigned_type.
3710 * expr.c (store_expr): Ditto.
3711 * langhooks.c (get_signed_or_unsigned_type): New.
3712 (lhd_signed_or_unsigned_type): New.
3713 * langhooks.h (lhd_signed_or_unsigned_type): New.
3714 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
3716 2007-03-30 Richard Henderson <rth@redhat.com>
3718 * tree-ssa-loop-ivopts.c: Include target.h.
3719 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
3720 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
3721 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
3722 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
3724 2007-03-30 Richard Henderson <rth@redhat.com>
3725 Kai Tietz <kai.tietz@onevision.com>
3727 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
3729 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
3730 (TARGET_64BIT_MS_ABI): New.
3731 (DBX_REGISTER_NUMBER): Handle 64-bit.
3732 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
3733 (LONG_TYPE_SIZE): Force to 32.
3734 (REG_PARM_STACK_SPACE): New.
3735 (OUTGOING_REG_PARM_STACK_SPACE): New.
3736 (REGPARM_MAX, SSE_REGPARM_MAX): New.
3737 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3738 (STACK_BOUNDARY): Use 128 for 64-bit.
3739 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
3740 Add 64-bit implementation.
3741 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
3743 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
3744 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
3745 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
3746 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
3747 (ix86_handle_cconv_attribute): Don't warn when ignoring if
3748 TARGET_64BIT_MS_ABI.
3749 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
3750 (ix86_pass_by_reference): Likewise.
3751 (ix86_function_value_regno_p): Likewise.
3752 (ix86_build_builtin_va_list): Likewise.
3753 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3754 (function_arg_advance_ms_64): New.
3755 (function_arg_advance): Call it.
3756 (function_arg_ms_64): New.
3757 (function_arg): Call it.
3758 (function_value_ms_64): New.
3759 (ix86_function_value_1): Call it.
3760 (return_in_memory_ms_64): New.
3761 (ix86_return_in_memory): Call it.
3762 (setup_incoming_varargs_ms_64): New.
3763 (ix86_setup_incoming_varargs): Call it.
3764 (ix86_expand_prologue): Handle 64-bit stack probing.
3765 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3766 (output_pic_addr_const): Likewise.
3767 (x86_this_parameter): Likewise.
3768 (x86_output_mi_thunk): Likewise.
3769 (x86_function_profiler): Likewise.
3770 (TARGET_STRICT_ARGUMENT_NAMING): New.
3771 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3772 (TARGET_64BIT_MS_ABI): New.
3773 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3774 * config/i386/i386.md (allocate_stack_worker): Remove.
3775 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3776 describe the clobber of eax without a match_scratch.
3777 (allocate_stack_worker_postreload): Remove.
3778 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3779 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3780 (allocate_stack_worker_rex64_postreload): Remove.
3781 (allocate_stack): Handle 64-bit.
3782 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3783 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3784 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3785 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3786 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3787 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3788 * config.build (x86_64-*-mingw*): New host.
3789 * config.host (x86_64-*-mingw*): New host.
3790 * config.gcc (x86_64-*-mingw*): New target.
3791 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3793 2007-03-30 Richard Henderson <rth@redhat.com>
3794 Kai Tietz <kai.tietz@onevision.com>
3796 * c-pragma.c (struct def_pragma_macro_value): New.
3797 (struct def_pragma_macro): New.
3798 (pushed_macro_table): New.
3799 (dpm_hash, dpm_eq): New.
3800 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3801 (init_pragma): Install them.
3802 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3804 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3806 * config/avr/avr.c (avr_override_options): Clear
3807 'flag_delete_null_pointer_checks'.
3809 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3812 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3813 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3814 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3815 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3816 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3817 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3818 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3820 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3822 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3824 * regmove.c: Move all of pass_stack_adjustments from here...
3825 * combine-stack-adj.c: ...to this new file.
3826 * Makefile.in: Add rules for combine-stack-adj.o.
3828 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3830 PR tree-optimization/31383
3831 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3832 to have the same length.
3834 2007-03-30 Jan Hubicka <jh@suse.cz>
3837 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3838 availablility; add more sanity checking; ask varpool only about
3841 2007-03-29 Richard Henderson <rth@redhat.com>
3843 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3844 to decide, but __SIZEOF_LONG_LONG__.
3846 2007-03-29 Richard Henderson <rth@redhat.com>
3848 * emutls.c (struct __emutls_array): New.
3849 (emutls_destroy): Use it instead of casting element 0 from void*.
3850 (__emutls_get_address): Likewise.
3852 2007-03-29 Richard Henderson <rth@redhat.com>
3854 * varasm.c (initializer_constant_valid_p): Don't deny
3855 DECL_DLLIMPORT_P on functions.
3857 * config/i386/cygming.h: Remove function declarations.
3858 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3859 (ASM_OUTPUT_LABELREF): Remove.
3860 (COMMON_ASM_OP): Remove.
3861 (ASM_OUTPUT_COMMON): Remove.
3862 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3863 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3864 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3865 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3866 Rename from TARGET_ENCODE_SECTION_INFO.
3867 * config/i386/netware.h: Likewise.
3868 * config/i386/i386-protos.h: Update.
3869 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3870 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3871 (legitimate_constant_p): Reject dllimports.
3872 (dllimport_map, get_dllimport_decl): New.
3873 (legitimize_dllimport_symbol): New.
3874 (legitimize_address, ix86_expand_move): Use it.
3875 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3876 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3877 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3878 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3879 * config/i386/predicates.md (constant_call_address_operand): Only
3880 accept symbols; reject dllimport_p symbols.
3881 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3882 i386_pe_maybe_record_exported_symbol.
3883 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3884 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3885 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3886 trust the setting of DECL_DLLIMPORT_P.
3887 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3888 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3889 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3890 tidy the argument scanning loop.
3891 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3892 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3893 (i386_pe_strip_name_encoding): Remove.
3894 (i386_pe_binds_local_p): New.
3895 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3896 (i386_pe_output_labelref): Remove.
3897 (i386_pe_asm_output_aligned_decl_common): New.
3898 (i386_pe_maybe_record_exported_symbol): Rename from
3899 i386_pe_record_exported_symbol; check for dllexported symbols.
3901 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3903 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3904 add comment explaining why vsnprintf cannot be used.
3906 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3908 PR tree-optimization/30666
3909 * tree.c (build_complex_type): When creating type names for DWARF2
3910 debug info, create TYPE_DECLs for TYPE_NAME instead of
3912 (build_common_tree_nodes_2): Use build_complex_type when building
3913 predefined complex types, to preserve canonical types.
3915 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3917 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3918 (noce_get_alt_condition): Look at it to determine whether to
3919 reverse the condition or not.
3920 (noce_get_condition): Substitute the truth for lies.
3921 (noce_find_if_block): Set the then_else_reversed field.
3923 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3925 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3926 destination of this insn.
3927 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3928 than calling gen_rtx_SET directly. Use r0 to hold the value of
3929 'address + 4' rather than a stack based temporary which can be
3932 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3934 * config/s390/s390.c (s390_secondary_input_reload_class,
3935 s390_secondary_output_reload_class): Functions removed.
3936 (s390_secondary_reload): New function.
3937 (TARGET_SECONDARY_RELOAD): Target macro defined.
3938 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3939 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3940 * config/s390/s390.md ("reload_outti", "reload_outdi",
3941 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3942 "reload_out<mode>"): Expanders removed.
3943 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3944 "reload<mode>_nonoffmem_out"): Expanders added.
3946 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3948 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3949 SRC->DEST replacement failed anyway.
3951 2007-03-28 Mike Stump <mrs@apple.com>
3953 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3954 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3955 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3957 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3959 * config.gcc: Accept barcelona as a variant of amdfam10.
3960 * config/i386/i386.c (override_options): Likewise.
3961 * doc/invoke.texi: Likewise.
3963 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3965 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3966 offsets for BIT_FIELD_REF and COMPONENT_REF.
3968 2007-03-28 Richard Guenther <rguenther@suse.de>
3970 * tree.c (is_global_var): Move ...
3971 * tree-flow-inline.h (is_global_var): ... here.
3972 * tree.h (is_global_var): Remove declaration.
3974 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3976 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3978 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3979 * config/i386/i386.c (ix86_tune_features): Initialize new
3981 * config/i386/predicates.md (promotable_binary_operator): Use
3982 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3984 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3987 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3989 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3991 * config/fr30/fr30.md (movsi_internal): Change destination
3992 constraint from m to V and add m to the end.
3994 2007-03-28 Christian Bruel <christian.bruel@st.com>
3996 * config/sh/sh.md (movsi_i): Fix type attribute.
3998 2007-03-28 Christian Bruel <christian.bruel@st.com>
4000 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
4001 (movsf_ie): Likewise.
4003 2007-03-28 Christian Bruel <christian.bruel@st.com>
4005 * config.gcc: Add sh4-300 to multilib.
4006 * config/sh/t-mlib-sh4-300: New file.
4008 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
4010 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
4011 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
4013 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
4014 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
4015 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
4016 "fixuns_trunctddi2"): Whitespace fix.
4018 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
4020 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
4021 the definition of struct sh_args.
4022 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
4023 CALL_COOKIE_INT_REG_GET): Likewise.
4025 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
4027 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
4028 transformations are applied successfully.
4030 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
4032 * tree.c (tree_contains_struct): Permit 512 tree codes.
4033 * tree.h (tree_contains_struct): Ditto.
4034 (MAX_TREE_CODES): Ditto.
4035 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
4036 SPARE member to store remaining padding bits.
4038 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4040 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
4043 2007-03-27 Janis Johnson <janis187@us.ibm.com>
4045 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
4046 * configure: Regenerate.
4048 * configure: Regenerate using the correct version of autoconf.
4050 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4052 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
4054 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
4055 regs to "__SP_L__" and "__SP_H__".
4057 2007-03-27 Richard Guenther <rguenther@suse.de>
4059 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
4060 computations with it with a HOST_WIDE_INT variable.
4062 2007-03-26 Mike Stump <mrs@apple.com>
4064 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
4065 objective-c-header, objective-c++-header and objc++-cpp-output
4067 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4069 2007-03-26 Richard Henderson <rth@redhat.com>
4072 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
4073 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
4074 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
4075 IX86_BUILTIN_PSRLQ128): New.
4076 (ix86_init_mmx_sse_builtins): Add them.
4077 (ix86_expand_builtin): Expand them.
4078 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
4079 operand 2 be TImode.
4080 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
4081 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
4082 _mm_srli_epi64): Mark __B const.
4083 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
4084 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
4085 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
4086 new two-vector shift builtins.
4088 2007-03-26 Ian Lance Taylor <iant@google.com>
4090 PR tree-optimization/31345
4091 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
4092 [+INF, +INF(OVF)] into VARYING.
4094 2007-03-26 Zack Weinberg <zackw@panix.com>
4096 * gengtype-parse.c: New file.
4097 * gengtype-yacc.y: Delete.
4098 * gengtype-lex.l: Don't include gengtype-yacc.h.
4099 Define YY_DECL and yyterminate appropriately for recursive
4100 descent parser. yylval is now a string out-parameter to yylex.
4101 (HWS, EOID): New shorthand.
4102 (IWORD): Add a couple more types.
4103 (yylex): Add a setup stanza. Remove the complex rules for
4104 detecting GTY'ed types and typedefs; replace with simple
4105 keyword detectors. Adjust everything for the changed
4106 definition of yylval. Ignore all pp-directives, not just #define.
4108 (parse_file): Rename yybegin; do not call yyparse.
4110 * gengtype.c (xasprintf): Export again.
4111 (this_file): New. Use everywhere __FILE__ was being used.
4112 (get_lang_bitmap): Special case types defined in gengtype.c.
4113 (do_typedef, new_structure): Suppress definition of certain types.
4114 (new_structure): Improve diagnostics of duplicate definitions.
4115 Make sure location_s is associated with input.h.
4116 (nreverse_pairs, define_location_structures): New functions.
4117 (main): Improve tagging of kludge types. Remove old kludges
4118 for input.h types; use define_location_structures.
4119 * gengtype.h: Update prototypes. Define token codes here.
4120 * Makefile.in: Remove all references to gengtype-yacc.
4121 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
4123 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
4124 add GTY((skip)) to the field that's only conditionally there.
4125 * doc/install.texi: Document that Bison is no longer required
4126 unless building treelang.
4128 * gengtype.c: Don't include gtyp-gen.h.
4129 (srcdir): Declare here.
4130 (base_files, lang_dir_names): Allocate dynamically.
4131 (gt_files, num_gt_files, num_lang_dirs): New globals.
4132 (measure_input_list, read_input_line, read_input_list)
4133 (set_lang_bitmap): New functions.
4134 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
4135 simplify, relying on read_input_list to set up the bitmaps.
4136 (main): Arguments are no longer unused. Check for correct number
4137 of command line arguments, set srcdir and srcdir_len, then call
4138 read_input_list, before doing anything else. No need to worry
4139 about duplicates in main loop.
4140 * configure.ac: Simplify the calculation of all_gtfiles.
4141 Put language tags in there. Don't set or substitute
4142 all_gtfiles_files_langs or all_gtfiles_files_frags.
4143 * Makefile.in: Revamp the way gengtype is invoked, now that it
4144 takes a file on its command line with a much simpler format.
4145 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
4146 (GTFILES): Remove duplicates and C source files.
4147 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
4148 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
4149 * configure: Regenerate.
4151 * gengtype.h: Remove all type definitions to gengtype.c; leave
4152 only definitions of options_p, type_p, and pair_p as opaque
4153 pointers. Update prototypes.
4154 * gengtype.c: Many type definitions moved here from gengtype.h.
4155 Consolidate type definitions at the top of the file.
4156 (xvasprintf): Delete.
4157 (xasprintf): Make static.
4158 (create_nested_pointer_option): Add 'next' parameter.
4159 (create_field_all, create_field_at): New functions.
4160 (create_field): Now a thin wrapper around create_field_all.
4161 (create_optional_field): Rename create_optional_field_ and add
4162 line argument. Original name is now a macro which supplies
4164 (oprintf): Use vsnprintf directly.
4165 (close_output_files): Use fatal rather than perror/exit.
4166 (note_def_vec, note_def_vec_alloc): Use create_field_at.
4167 (main): Set progname. Don't use exit.
4168 * gengtype-yacc.y (struct_fields): Use create_field_at.
4169 (option, optionseqopt): Delete.
4170 (optionseq): Consolidate productions from option here so we
4171 can use the first argument to create_option.
4173 * gengtype-lex.l: Distinguish unions from structures in the
4174 token type. Don't call find_structure; return the tag as a string.
4175 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
4176 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
4177 Reorganize typedef_struct production accordingly.
4178 Use create_nested_ptr_option.
4179 * gengtype.c (create_nested_ptr_option): New function.
4180 * gengtype.h: Declare it.
4182 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
4183 (string_type): Don't declare.
4184 (do_scalar_typedef): Declare.
4185 (create_scalar_type): Update prototype.
4186 * gengtype.c (string_type): Make static.
4187 (scalar_nonchar, scalar_char): New.
4188 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
4189 (resolve_typedef): Use scalar_nonchar for error recovery.
4190 (create_scalar_type): Remove name_len field. Return scalar_char
4191 or scalar_nonchar as appropriate.
4192 (adjust_field_type): Look at scalar_is_char boolean to decide whether
4194 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
4196 (main): Initialize scalar_char and scalar_nonchar before calling
4198 * gengtype-lex.l: Adjust for removal of second argument to
4199 create_scalar_type. Use yylval.s instead of yylval.t when
4201 * gengtype-yacc.y: Type of SCALAR is string. Call
4202 create_scalar_type from type:SCALAR rule. Adjust for removal of
4203 second argument to create_scalar_type.
4205 * vec.h: Remove all #if IN_GENGTYPE blocks.
4206 Add comment saying that changes may require adjustments to gengtype.
4207 * gengtype.c: Don't include coretypes.h or tm.h.
4208 Add comment to inclusion of errors.h.
4209 (note_def_vec, note_def_vec_alloc): New functions.
4210 * gengtype.h: Declare new functions.
4211 * gengtype-lex.l: Don't include coretypes.h.
4212 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
4214 (update_lineno): Remove unnecessary prototype.
4215 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
4216 (VEC rule): Just return VEC_TOKEN.
4217 * gengtype-yacc.y (VEC_TOKEN): New token type.
4218 (type): Add a production for VEC(a,b).
4219 * Makefile.in: Update dependencies.
4221 * gengtype-lex.l: Remove rules for parsing pointer-to-function
4222 typedefs that use the old PARAMS macro.
4224 * gengtype-lex.l: Remove all rules and states relating to yacc
4226 * gengtype-yacc.y: Similarly.
4227 * gengtype.c (note_yacc_type): Delete function.
4228 * gengtype.h: Update prototypes.
4230 2007-03-26 Joseph Myers <joseph@codesourcery.com>
4232 * tree-pretty-print.c (dump_generic_node): Report precision of
4233 unnamed integer types.
4235 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
4237 * ifcvt.c (noce_try_store_flag_constants): Don't check
4238 no_new_pseudos here.
4239 (noce_try_store_flag_constants): Don't check no_new_pseudos.
4240 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
4241 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
4242 noce_try_sign_mask): Likewise.
4243 (if_convert): Check no_new_pseudos here.
4245 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
4247 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
4248 (noce_get_condition): Handle new then_else_reversed argument.
4249 (noce_init_if_info): Remove, fold into noce_find_if_block.
4250 (noce_process_if_block): Take a struct noce_if_info as the
4251 argument. Don't set up one based on ce_if_info. Update pointer
4252 references accordingly.
4253 (cond_move_process_if_block): Likewise.
4254 (process_if_block): Removed.
4255 (find_if_block): Removed. Move functionality two new functions,
4256 noce_find_if_block and cond_exec_find_if_block.
4257 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
4258 blocks and the symmetric IF-ELSE-JOIN case.
4259 (cond_exec_find_if_block): Also new function mostly based on old
4260 find_if_block and process_if_block.
4261 (find_if_header): Replace find_if_block call with separately
4262 guarded calls to noce_find_if_block and cond_exec_find_if_block.
4263 (find_cond_trap): Update noce_get_condition call.
4264 (dead_or_predicable): Likewise.
4266 2007-03-26 Jakub Jelinek <jakub@redhat.com>
4268 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
4270 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
4271 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
4272 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
4273 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
4274 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
4275 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
4276 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
4277 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
4278 __builtin_ia32_psrad128 builtins.
4280 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
4282 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
4283 * config/i386/constraints.md
4284 (define_constraint "I"): Use IN_RANGE macro.
4285 (define_constraint "J"): Ditto.
4286 (define_constraint "K"): Ditto.
4287 (define_constraint "M"): Ditto.
4288 (define_constraint "N"): Ditto.
4289 (define_constraint "O"): Ditto.
4290 * config/i386/predicates.md
4291 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
4292 (define_predicate "const_0_to_3_operand"): Ditto.
4293 (define_predicate "const_0_to_7_operand"): Ditto.
4294 (define_predicate "const_0_to_15_operand"): Ditto.
4295 (define_predicate "const_0_to_63_operand"): Ditto.
4296 (define_predicate "const_0_to_255_operand"): Ditto.
4297 (define_predicate "const_1_to_31_operand"): Ditto.
4298 (define_predicate "const_2_to_3_operand"): Ditto.
4299 (define_predicate "const_4_to_7_operand"): Ditto.
4301 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4303 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
4304 in SImode for save_world.
4305 * config/rs6000/altivec.md (save_world, restore_world): Convert to
4308 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
4310 PR tree-optimization/30784
4311 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
4314 2007-03-25 Revital Eres <eres@il.ibm.com>
4316 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
4317 Fold movement_possibility function into it.
4319 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4321 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
4322 (load_macho_picbase_{si,di}): Convert to LR hard reg.
4323 (call_indirect_nonlocal_darwin64): Same.
4324 (call_nonlocal_darwin64): Same.
4325 (call_value_indirect_nonlocal_darwin64): Same.
4326 (call_value_nonlocal_darwin64): Same.
4327 (sibcall_nonlocal_darwin64): Same.
4328 (sibcall_value_nonlocal_darwin64): Same.
4329 (sibcall_symbolic_64): Same.
4330 (sibcall_value_symbolic_64): Same.
4331 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
4333 (rs6000_emit_load_toc_table): Same.
4334 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
4335 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
4341 (load_toc_v4_pic_si): Same
4342 (load_toc_v4_PIC_1): Same.
4343 (load_toc_v4_PIC_1b): Same.
4344 (call_indirect_aix{32,64}): Same.
4345 (call_value_indirect_aix{32,64}): Same.
4348 (call_local{32,64}): Same.
4349 (call_value_local{32,64}): Same.
4350 (call_indirect_nonlocal_aix{32,64}): Same.
4351 (call_nonlocal_aix{32,64}): Same.
4352 (call_value_indirect_nonlocal_aix{32,64}): Same.
4353 (call_value_nonlocal_aix{32,64}): Same.
4354 (call_indirect_nonlocal_sysv<mode>): Same.
4355 (call_nonlocal_sysv<mode>): Same.
4356 (call_value_indirect_nonlocal_sysv<mode>): Same.
4357 (call_value_nonlocal_sysv<mode>): Same.
4359 (sibcall_local{32,64}): Same.
4360 (sibcall_value_local{32,64}): Same.
4361 (sibcall_nonlocal_aix{32,64}): Same.
4362 (sibcall_value_nonlocal_aix{32,64}): Same.
4363 (sibcall_nonlocal_sysv<mode>): Same.
4364 (sibcall_value): Same.
4365 (sibcall_value_nonlocal_sysv<mode>): Same.
4367 2007-03-24 Paul Brook <paul@codesourcery.com>
4369 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
4370 * config/arm/linux-eabi.h: Remove legacy syscall hack.
4372 2007-03-24 Richard Henderson <rth@redhat.com>
4374 * config/ia64/constraints.md: New file.
4375 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
4376 satisfies_constraint_?.
4377 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
4378 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
4379 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
4380 ia64_output_mi_thunk): Likewise.
4381 (ia64_const_ok_for_letter_p): Remove.
4382 (ia64_const_double_ok_for_letter_p): Remove.
4383 (ia64_extra_constraint): Remove.
4384 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
4385 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
4386 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
4387 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
4388 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
4389 EXTRA_MEMORY_CONSTRAINT): Remove.
4390 * config/ia64/ia64.md: Include constriants.md. Replace
4391 CONST_OK_FOR_? with satisfies_constraint_?.
4393 2007-03-23 Michael Meissner <michael.meissner@amd.com>
4394 H.J. Lu <hongjiu.lu@intel.com>
4396 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
4398 (name macros): Use DPD_BID_NAME to convert names properly.
4400 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
4401 decimal floating point format.
4402 (init_floating_libfuncs): Change decimal functions so that they
4403 have a "bid_" prefix if the decimal system uses the BID format,
4404 and "dpd_" prefix if the decimal system uses the DPD format.
4405 (init_interclass_conv_libfuncs): Ditto.
4406 (init_intraclass_conv_libfuncs): Ditto.
4408 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4409 using the BID format.
4411 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4412 whether we are using the BID decimal format.
4413 * configure: Regenerate.
4415 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4416 the compiler has decimal floating point enabled. Define
4417 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4420 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4421 using the BID format.
4423 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4424 whether we are using the BID decimal format.
4425 * configure: Regenerate.
4427 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4428 the compiler has decimal floating point enabled. Define
4429 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4432 * doc/install.texi (--enable-decimal-float): Document BID and DPD
4433 options, and that it is enabled for i386/x86_64 systems.
4435 * Makefile.in (enable_decimal_float): New.
4437 (DECNUMINC): Add -I$(DECNUMFMT).
4438 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
4439 to $(DECNUMFMT) from $(DECNUM).
4441 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
4442 Substitute enable_decimal_float.
4443 * configure: Regenerated.
4446 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
4449 * configure.ac: Enable decimal float for x86_64-*-linux*.
4450 * configure: Regenerated.
4453 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
4454 decimal128ClearSign to flip and clear the sign bit in decimal128.
4455 (decimal_real_maxval): Set decimal128SetSign to set the sign
4458 2007-03-23 Ian Lance Taylor <iant@google.com>
4460 * fold-const.c (fold_binary): Correct warning for X - c >= X.
4462 2007-03-23 Ian Lance Taylor <iant@google.com>
4464 * tree-dump.c (dump_files): Correct comment.
4466 2007-03-23 Ian Lance Taylor <iant@google.com>
4468 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
4470 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
4472 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
4473 in cfglayout mode. Don't go into and out of cfglayout mode.
4474 Link the blocks in the order of the constructed traces.
4475 (rest_of_handle_tracer): Adjust call to tracer.
4476 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
4477 Don't go into cfglayout mode.
4478 (rtl_loop_done): Don't go out of cfglayout mode.
4479 * cfglayout.c (relink_block_chain): New function, split out from...
4480 (fixup_reorder_chain): ...here. Remove redundant checking.
4481 (cfg_layout_finalize): Don't clear the header, footer, and aux
4482 fields here, move the code to do so to relink_block_chain. Likewise
4483 for free_original_copy_tables.
4484 * rtl.h (tracer): Update prototype.
4485 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
4486 Assert we are in cfglayout mode. Don't go into and out of cfglayout
4487 mode. Use relink_block_chain to serialize the CFG according to the
4488 new basic block order. Move targetm.cannot_modify_jumps_p check from
4490 (gate_handle_reorder_blocks): ...to here.
4491 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
4493 (gate_duplicate_computed_gotos): ...to here.
4494 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
4495 something always changes when going into and out of cfglayout mode.
4496 Perform an expensive cfg cleanup while going into cfglayout mode.
4497 Always update liveness information on HAVE_conditional_execution
4498 targets. Reserialize the basic blocks and go out of cfglayout mode.
4499 * reg-stack.c: Include cfglayout.h.
4500 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
4501 the call to reorder_basic_blocks.
4502 * basic-block.h (reorder_basic_blocks): Update prototype.
4503 (relink_block_chain): New prototype.
4504 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
4506 2007-03-23 Joseph Myers <joseph@codesourcery.com>
4508 * config/mips/mips.md (type, hazard, *movdi_32bit,
4509 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
4510 *movhi_internal, *movqi_internal, *movsf_hardfloat,
4511 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
4512 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
4513 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
4515 (movcc): Change first xfer to multi.
4516 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
4517 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
4518 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
4519 config/mips/generic.md: Change reservations using "xfer" to use
4521 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
4522 using match_operand.
4523 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
4524 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
4526 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
4528 2007-03-22 Richard Henderson <rth@redhat.com>
4530 * config/i386/i386.c: Remove unnecessary function declarations.
4531 Move targetm definition, and all related macros, to the end of
4532 the file. Resort some functions to put definitions before uses.
4533 (ix86_attribute_table): Make static. Move to end of file.
4534 (ix86_gimplify_va_arg): Make static.
4536 2007-03-22 Richard Henderson <rth@redhat.com>
4538 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
4539 don't increase local_regparm with force_align_arg_pointer check.
4540 (ix86_function_sseregparm): Assert 32-bit.
4541 (type_has_variadic_args_p): New.
4542 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
4543 type_has_variadic_args_p.
4544 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
4545 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
4546 use memset instead. Do maybe_vaarg check first; skip attribute
4547 tests if true; skip attribute tests for 64-bit.
4548 (construct_container): Remove TARGET_DEBUG_ARG.
4549 (function_arg_advance_32, function_arg_advance_64): Split out ...
4550 (function_arg_advance): ... from here.
4551 (function_arg_32, function_arg_64): Split out ...
4552 (function_arg): ... from here.
4553 (ix86_pass_by_reference): Tidy.
4554 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
4555 (function_value_32): New, from parts of ix86_function_value
4556 and ix86_value_regno.
4557 (function_value_64): New, from parts of ix86_function_value
4558 and ix86_libcall_value.
4559 (ix86_function_value_1): New.
4560 (ix86_function_value, ix86_libcall_value): Use it.
4561 (return_in_memory_32, return_in_memory_64): Split out ...
4562 (ix86_return_in_memory): ... from here.
4563 (ix86_struct_value_rtx): Skip for 64-bit.
4564 (ix86_libcall_value, ix86_value_regno): Remove.
4565 (setup_incoming_varargs_64): Split out ...
4566 (ix86_setup_incoming_varargs): ... from here.
4567 (ix86_va_start): Remove TARGET_DEBUG_ARG.
4568 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
4569 * config/i386/i386-protos.h (ix86_function_value): Remove.
4570 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
4572 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4575 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
4576 infinities not supported, otherwise emit warning if -Woverflow. On
4577 underflow, emit warning if -Woverflow.
4578 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
4580 * real.h (real_from_string): Update declaration
4582 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
4583 Richard Henderson <rth@redhat.com>
4585 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
4586 * calls.c (compute_argument_block_size, expand_call,
4587 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
4588 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
4589 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
4590 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
4591 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
4592 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
4593 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
4594 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
4597 2007-03-22 Joseph Myers <joseph@codesourcery.com>
4599 * c-incpath.c (add_sysroot_to_chain): New.
4600 (merge_include_chains): Add sysroot argument. Call
4601 add_sysroot_to_chain if sysrooted.
4602 (register_include_chains): Update call to merge_include_chains.
4603 * doc/cppopts.texi: Document use of '=' in include directory
4606 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
4608 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
4609 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
4610 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
4611 insn pattern using X87MODEF12 mode macro.
4613 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
4615 * regmove.c (regmove_optimize): Use reg_mentioned_p
4616 instead of reg_overlap_mentioned_p for DST.
4618 2007-03-21 Mike Stump <mrs@apple.com>
4620 * c.opt: Fixup for Objective-C/C++.
4622 2007-03-21 Steve Ellcey <sje@cup.hp.com>
4624 * explow.c (convert_memory_address): Fold memory reference when
4625 POINTERS_EXTEND_UNSIGNED < 0
4627 2007-03-21 Richard Henderson <rth@redhat.com>
4630 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
4631 * config/i386/mmintrin.h (__m64): Likewise.
4632 * config/i386/xmmintrin.h (__m128): Likewise.
4634 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4636 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
4637 (VXWORKS_OS_CPP_BUILTINS): Define.
4638 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
4639 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
4641 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4643 * rtl.h (constant_pool_reference_p): Delete.
4644 (find_constant_src): Declare.
4645 * rtlanal.c (find_constant_src): New function.
4646 * simplify-rtx.c (constant_pool_reference_p): Delete.
4647 * config/i386/i386.md: Use find_constant_src instead of
4648 constant_pool_reference_p/avoid_constant_pool_reference pairs.
4650 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4652 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
4653 * c-cppbuiltin.c (c_cpp_builtins): Define them.
4655 2007-03-20 Mark Mitchell <mark@codesourcery.com>
4657 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
4658 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
4659 (arm_elf_asm_constructor): Use it.
4660 (arm_elf_asm_destructor): New function.
4662 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
4664 * jump.c (mark_jump_label): Treat SEQUENCE specially.
4666 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
4668 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
4670 2007-03-19 Andrew Haley <aph@redhat.com>
4672 PR tree-optimization/31264
4673 * tree-vrp.c (register_edge_assert_for_1): Don't look though
4676 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
4678 PR rtl-optimization/30907
4679 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
4680 (fwprop_init): Always call loop_optimizer_initialize.
4681 (fwprop_done): Always call loop_optimizer_finalize.
4682 (fwprop): We always have loop info now.
4683 (gate_fwprop_addr): Remove.
4684 (pass_fwprop_addr): Use gate_fwprop as gate.
4686 PR rtl-optimization/30841
4687 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
4688 df_chain_alloc): Call df_reorganize_refs unconditionally.
4689 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
4690 refs_organized to refs_organized_size.
4691 (df_ref_create_structure): Use refs_organized_size instead of
4692 bitmap_size if refs had been organized, and keep refs_organized_size
4694 * df.h (struct df_ref_info): Change refs_organized to
4695 refs_organized_size.
4696 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
4699 2007-03-19 Mark Mitchell <mark@codesourcery.com>
4701 * except.c (output_function_exception_table): Do not reference the
4702 EH personality routine for functions that do not require an
4705 2007-03-20 Jakub Jelinek <jakub@redhat.com>
4708 * c-typeck.c (convert_for_assignment): Call comptypes for
4709 RECORD_TYPE or UNION_TYPE.
4712 * reload1.c (reload): Do invalid ASM checking after
4713 cleanup_subreg_operands.
4715 2007-03-19 Jeff Law <law@redhat.com>
4717 * tree-cfg.c (find_taken_edge): Tighten conditions for
4718 optimizing computed gotos.
4720 2007-03-19 Michael Matz <matz@suse.de>
4722 * builtins.c (expand_builtin_sync_operation,
4723 expand_builtin_compare_and_swap,
4724 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
4727 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
4728 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
4731 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4733 * doc/tm.texi: Add brackets around the return type of
4734 TARGET_SECONDARY_RELOAD.
4736 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4737 Richard Guenther <rguenther@suse.de>
4739 PR tree-optimization/31254
4740 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
4741 Use handled_component_p () where appropriate. Continue
4742 propagating into the rhs if we propagated into an INDIRECT_REF
4745 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4747 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4748 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
4749 (xde, xdee): Mode attributes adjusted to support DFP modes.
4750 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
4751 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
4752 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
4753 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
4754 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4755 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4756 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4758 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4759 "movsf"): Insn definitions removed.
4760 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4761 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4762 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4764 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4765 "reload_in<mode>", "reload_out<mode>"): Expander added.
4766 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4769 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4771 * config/s390/s390.md: Only non-functional changes. Renamed
4772 FPR mode macro to BFP all over the file.
4774 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4776 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4777 (op_type attribute): RRF instruction type added.
4778 (fT0): New mode attribute.
4779 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4780 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4781 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4782 no secondary memory is needed when moving DFmode values between GPRs
4785 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4787 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4788 inverted and documentation adjusted.
4789 ("mhard-dfp", "msoft-dfp"): New options.
4790 * config/s390/s390.c (s390_handle_arch_option): New architecture
4792 (override_options): Sanity checks for the new options added.
4793 * config.gcc: New architecture switch: z9-ec.
4794 * config/s390/s390.h (processor_flags): PF_DFP added.
4795 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4796 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4797 when the bit is NOT set so remove it from the defaults.
4799 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4801 * genemit.c (main): Print include statement for dfp.h.
4802 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4805 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4807 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4809 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4812 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4815 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4817 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4818 attr_length_call, output_call, output_indirect_call): Cleanup
4819 formatting of targetm calls.
4821 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4823 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4825 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4827 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4828 reservation, bypass and anti-bypass descriptions for these instructions.
4829 Update move patterns.
4830 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4833 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4835 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4836 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4837 (get_initial_def_for_reduction): Likewise.
4839 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4841 Fix PR tree-optimization/29922
4842 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4843 (get_representative): Removed.
4844 (value_dies_in_block_x): Update for rvuse removal.
4845 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4846 (compute_antic_aux): Handle when PHI nodes appear in
4847 non-single-successors.
4848 (dump_bitmap_of_names): Removed.
4849 (compute_antic_safe): Renamed and removed rvuse calculation.
4850 Calculate only antic safe.
4851 (insert_into_preds_of_block): Remove assert.
4852 (execute_pre): Update for renamed functions.
4853 (defer_or_phi_translate_block): New function.
4855 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4857 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4858 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4860 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4861 Follow spelling conventions.
4863 * tree-data-ref.h: Remove the prototype for analyze_array.
4865 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4867 PR tree-optimization/31041
4868 * tree-vect-transform.c (get_initial_def_for_induction): Call
4869 force_gimple_operand.
4871 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4873 * ipa-type-escape.c (look_for_casts) : Revert code to use
4874 handled_component_p due to ada test a-numaux.adb.
4876 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4878 * final.c (final_scan_insn): Alter the condition of a
4879 conditional trap if we have nonstandard CC.
4881 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4883 * configure.ac: Remove excess quoting from asm line 0 test.
4884 * configure: Rebuilt.
4886 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4888 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4889 * c-common.c (convert_and_check): Move warning logic to...
4890 (warnings_for_convert_and_check): ...here. Define.
4891 * c-common.h (warnings_for_convert_and_check): Declare.
4893 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4895 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4896 (output_call): Likewise.
4898 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4900 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4902 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4904 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4906 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4908 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4909 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4911 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4913 PR tree-optimization/31183
4914 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4915 Use double_int instead of unsigned int for representing access_strides.
4916 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4918 2007-03-16 Richard Guenther <rguenther@suse.de>
4920 PR tree-optimization/31146
4921 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4922 to allow recursion of forward_propagate_addr_expr.
4923 (forward_propagate_addr_into_variable_array_index): Likewise.
4924 (forward_propagate_addr_expr): Likewise.
4925 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4926 (forward_propagate_addr_expr_1): Recurse on simple copies
4927 instead of propagating into them. Do so for useless conversions
4929 (forward_propagate_addr_expr): Clean up unused statements after
4932 2007-03-16 Richard Guenther <rguenther@suse.de>
4934 * builtins.c (expand_builtin_cexpi): Use the right argument
4935 for the expansion via cexp.
4937 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4939 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4940 * configure: Rebuilt.
4942 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4945 * dwarf2out.c (force_type_die): Adjust comment.
4946 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4948 2007-03-15 DJ Delorie <dj@redhat.com>
4950 * config/frv/predicates.md (minmax_operator): Don't check operands
4953 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4955 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4956 Update constant estimates of number of iterations.
4957 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4958 argument renamed to "realistic".
4959 (compute_estimated_nb_iterations): Removed.
4960 (record_niter_bound): New function.
4961 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4962 call record_nonwrapping_iv with upper = false.
4963 (infer_loop_bounds_from_signedness): Pass upper argument to
4964 record_nonwrapping_iv.
4965 (estimate_numbers_of_iterations_loop): Do not call
4966 compute_estimated_nb_iterations. Record estimate based on profile
4967 information. Initialize the constant estimates of number of
4969 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4971 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4972 number of iterations is too small.
4973 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4974 (EST_NOT_AVAILABLE): Removed.
4975 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4976 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4979 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4981 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4982 Handle NE_EXPR guards.
4984 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4987 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4988 Set also -pedantic-errors by default for the preprocessor unless
4989 -fpermissive is given.
4991 2007-03-15 Richard Guenther <rguenther@suse.de>
4995 * builtins.c (expand_builtin_cexpi): As a fallback if we
4996 don't have builtins for sincos or cexp create a function
4997 declaration for cexp and expand to a call to that.
4998 (expand_builtin_int_roundingfn): Always fall
4999 back to floor/ceil and its variants even if they may be
5002 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
5005 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
5006 jump tables, move the call to delete_dead_jumptables from here...
5007 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
5008 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
5009 don't allow merging of blocks that try_redirect_by_replacing_jump
5010 also does not handle when not optimizing.
5012 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
5013 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5015 * config/i386/i386.md (x86_sahf_1): Correctly handle
5018 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
5021 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
5022 x86_64_general_operand as operand[2] predicate. Remove "iF"
5023 from operand constraints and use "e" constraint instead.
5024 (*subti3_1, *subti3_1 splitter): Ditto.
5025 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
5026 operand[1] predicate.
5028 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
5030 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
5031 arrays, multiply the access strides by the size of the sub-array.
5032 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
5034 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5036 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
5037 the configured assembler supports the sahf mnemonic.
5038 * configure: Regenerate.
5039 * config.in: Regenerate.
5041 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
5042 emit "sahf" or ".byte\t0x9e" as asm template.
5044 2007-03-14 Michael Meissner <michael.meissner@amd.com>
5047 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
5048 option to replace hard coded TARGET_xxx in md file.
5049 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
5050 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5051 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
5052 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
5053 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
5054 (X86_TUNE_NOT_VECTORMODE): Ditto.
5055 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
5056 (TUNE_AVOID_VECTOR_DECODE): Ditto.
5057 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5058 (TUNE_SLOW_IMUL_IMM8): Ditto.
5059 (TUNE_MOVE_M1_VIA_OR): Ditto.
5060 (TUNE_NOT_UNPAIRABLE): Ditto.
5061 (TUNE_NOT_VECTORMODE): Ditto.
5063 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
5066 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
5067 tuning options instead of hard coded TARGET_xxx.
5068 (fix ssemode peephole2's): Ditto.
5069 (imul peephole2's): Ditto.
5071 (movdi_or_rex64): Ditto.
5072 (move peephole2): Ditto.
5073 (not peephole2's): Ditto.
5075 2007-03-14 Dirk Mueller <dmueller@suse.de>
5077 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
5078 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
5079 * c-parser.c (c_parser_if_body): Always add an empty statement in case
5081 * c-parser.c (c_parser_do_statement): Warn about empty body in
5083 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
5084 * doc/invoke.texi (-Wempty-body): Update documentation.
5086 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5089 * c-common.h (warn_for_div_by_zero): Declare.
5090 * c-common.c (warn_for_div_by_zero): Define.
5091 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
5094 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5096 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
5097 to PREFIX and STANDARD_PREFIX.
5099 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5100 Phil Edwards <phil@codesourcery.com>
5102 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
5103 (__gthread_once_t): Remove busy field for RTPs.
5104 (__GTHREAD_ONCE_INIT): Update accordingly.
5106 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5108 * doc/invoke.texi: Document VxWorks options.
5110 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5112 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
5114 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
5116 PR tree-optimization/30590
5117 * tree-nrv.c (tree_nrv): Check for the partial update of the
5120 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
5122 * flags.h (flag_random_seed): Remove declaration, in favor of...
5123 * toplev.h (get_random_seed, set_random_seed): ... these.
5124 * tree.c (get_file_function_name): Use the former.
5125 * opts.c (common_handle_option): Use the latter.
5128 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
5131 * cse.c (cse_find_path): Do not bail out if a basic block that
5132 we already visited now becomes part of a path that starts at a
5133 different basic block. Just disallow this, to make sure we
5134 visit each basic block at most once.
5136 2007-03-13 Jan Hubicka <jh@suse.cz>
5138 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
5139 when profile esitmate is present, calls with very low frequency are
5142 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
5144 PR tree-optimization/30730
5145 PR tree-optimization/26900
5146 * tree-ssa-loop-niter.c: Include gmp.h.
5148 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
5149 split_to_var_and_offset, determine_value_range,
5150 bound_difference_of_offsetted_base, refine_bounds_using_guard,
5151 bound_difference, bounds_add, bounds_negate,
5152 number_of_iterations_ne_max, dump_affine_iv): New functions.
5153 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
5154 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
5155 difference of initial and final value of control iv to validate
5157 (number_of_iterations_cond): Add loop parameter. Determine bounds
5158 on the difference of the extremes of the control iv. Add dumps.
5159 (expand_simple_operations): Handle phi nodes.
5160 (simplify_using_initial_conditions): Do not record used conditions.
5161 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
5162 Do not set additional_info.
5163 (implies_nonnegative_p, implies_ge_p): Removed.
5164 (derive_constant_upper_bound): Do not use parameter `additional'.
5165 (record_estimate): Parameter `additional' removed. Parameter
5166 `i_bound' added. Do not call derive_constant_upper_bound.
5167 (record_nonwrapping_iv): Use derive_constant_upper_bound to
5168 bound the number of iterations estimate.
5169 (estimate_numbers_of_iterations_loop): Pass the estimate from
5170 the number of iterations analysis to record_estimate.
5171 * tree.h (multiple_of_p): Declare.
5172 * tree-scalar-evolution.c (expression_expensive_p): Removed.
5173 (scev_const_prop): Do not check expression_expensive_p.
5174 * fold-const.c (multiple_of_p): Exported.
5175 * double-int.c (double_int_mask): Exported.
5176 * double-int.h (double_int_mask): Declare.
5177 * tree-flow.h (struct tree_niter_desc): Removed additional_info
5178 field. Added max field.
5180 2007-03-13 David Taylor <taylor@candd.org>
5183 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
5186 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5189 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
5190 two unamed patterns.
5192 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
5194 * config/i386/i386.opt (mcx16, msahf): New options.
5195 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
5196 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
5198 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
5199 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
5200 Output -mcx16 and -msahf options when corresponding bit is set.
5202 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
5205 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
5207 * configure.ac: Test for assembler tolerance to # 0 "".
5208 * configure, config.in: Rebuilt.
5209 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
5211 2007-03-13 Geoffrey Keating <geoffk@apple.com>
5213 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
5215 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
5216 (handle_syscall): Handle direct system calls.
5217 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
5219 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5221 * doc/invoke.texi: Fix cpp.info cross-reference.
5222 * doc/passes.texi: Fix gcc.info cross-reference.
5224 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
5226 PR tree-optimization/30835
5227 * lambda-code.c (can_convert_to_perfect_nest): Check whether
5228 bb_for_stmt is not NULL before accessing it.
5230 2007-03-12 Joseph Myers <joseph@codesourcery.com>
5232 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
5235 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5238 * doc/install.texi: Document --enable-stage1-languages
5240 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
5242 * tree-pass.h (pass_into_cfg_layout_mode,
5243 pass_outof_cfg_layout_mode): Declare.
5244 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
5245 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
5246 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
5247 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
5249 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
5251 * c-decl.c (warn_variable_length_array): New function.
5252 Refactored from grokdeclarator to handle warn_vla
5253 and handle unnamed array case.
5254 (grokdeclarator): Refactored VLA warning case.
5255 * c.opt (Wvla): New flag.
5256 * doc/invoke.texi (Wvla): New warning.
5258 2007-03-12 Richard Henderson <rth@redhat.com>
5260 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
5261 (TARGET_SECTION_TYPE_FLAGS): New.
5263 2007-03-12 Richard Henderson <rth@redhat.com>
5265 * config/darwin.c (machopic_reloc_rw_mask): New.
5266 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
5267 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
5269 2007-03-12 Mark Mitchell <mark@codesourcery.com>
5271 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
5272 * cppdefault.h (cpp_PREFIX): Document.
5273 (cpp_PREFIX_len): Likewise.
5274 (cpp_EXEC_PREFIX): New variable.
5275 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
5276 * c-incpath.c (add_standard_paths): Correct logic for relocating
5277 paths within prefix.
5279 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
5281 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
5282 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
5284 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
5285 fix_truncdfdi_sse using SSEMODEF mode macro.
5286 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
5287 fix_truncdfsi_sse using SSEMODEF mode macro.
5288 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
5289 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
5291 2007-03-12 Richard Sandiford <richard@codesourcery.com>
5293 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
5296 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
5298 * tree.h : Add multiple_of_p declaration.
5299 * fold-const.c (multiple_of_p): Make multiple_of_p public.
5300 * ipa-type-escape.c (results_of_malloc): Redundant.
5301 (visited_stmts): New. Visited stmt for walk_use_def_chains.
5302 (cast_type): Extended with new members.
5303 (check_cast): Returns cast_type.
5304 (cast): New structure for data of walk_use_def_chains.
5305 (is_malloc_result, is_cast_from_non_pointer_1,
5306 is_cast_from_non_pointer,
5307 is_array_access_through_pointer_and_index): New functions.
5308 (look_for_casts): Returns cast types.
5309 (check_call): Returns void.
5310 (okay_pointer_operation): Use support of pointer plus index,
5311 pointer plus constant and allow all multiplications.
5313 2007-03-11 Richard Guenther <rguenther@suse.de>
5315 PR tree-optimization/31115
5316 * tree-vrp.c (extract_range_from_binary_expr): Make sure
5317 the shift count is positive and non-anti-range for RSHIFT_EXPR.
5318 A shift count of zero is not special as with *_DIV_EXPR.
5319 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
5322 2007-03-11 Ian Lance Taylor <iant@google.com>
5324 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
5325 the *_DIV_EXPR codes correctly with overflow infinities.
5327 2007-03-11 Ira Rosen <irar@il.ibm.com>
5329 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
5330 indicate success/failure of the analysis. Add negation to subtrahend
5331 in case of subtraction. Fail if both operands contain constants.
5332 (create_data_ref): Fail if analyze_offset fails.
5334 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
5336 * config/i386/i386.md (frndintxf2): Rename to ...
5337 (rintxf2): ... this. Remove expander having same name.
5338 (rintsf2, rintdf2): Implement using SSEMODEF macro.
5339 (roundsf2, rounddf2): Ditto.
5340 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
5341 (lround<mode>di2, lround<mode>si2): Ditto.
5343 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
5345 * lower-subreg.c: Include except.h.
5346 (decompose_multiword_subregs): Verify that the only control flow
5347 insns we can split are loads to multi-words pseudos.
5348 Handle breaking such blocks after splitting, instead of calling
5349 find_many_sub_basic_blocks.
5351 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
5352 on the new basic block. Add a lengthy comment explaining why we
5353 thought this was necessary.
5354 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
5356 2007-03-10 Mark Mitchell <mark@codesourcery.com>
5359 * tree.c (walk_type_fields): Recurse into the element type of
5360 ARRAY_TYPEs if there is a pointer set.
5362 2007-03-10 Dirk Mueller <dmueller@suse.de>
5364 * c-common.c (warn_logical_operator): Fix condition.
5366 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
5368 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
5370 * config/darwin.c (machopic_select_section): Remove superfluous
5371 argument in call to categorize_decl_for_section. Remove unused
5374 2007-03-10 Joseph Myers <joseph@codesourcery.com>
5376 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
5378 * configure: Regenerate.
5380 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
5383 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
5384 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
5385 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
5386 Add LABEL_NUSES to emitted label.
5387 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
5388 branch probability value to emitted jump insn.
5389 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
5390 Do not check life information and do not re-arrange input operands
5391 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
5393 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5395 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
5396 the change of decode_asm_operands.
5398 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5400 * mode-switching.c (create_pre_exit): Skip blockage insn.
5402 2007-03-09 Diego Novillo <dnovillo@redhat.com>
5404 * tree-pass.h (TODO_update_smt_usage): Remove.
5406 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5410 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5412 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
5413 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
5414 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
5417 2007-03-09 Geoffrey Keating <geoffk@apple.com>
5419 * gcc.c: Document %{, in big comment at top.
5420 (input_suffix_matches): Remove special handling for .s and
5422 (input_spec_matches): New.
5423 (handle_braces): Handle %{,.
5424 (validate_switches): ',' indicates a value which is not a switch.
5425 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
5426 to detect assembler input.
5427 * config/i386/sol2.h (CPP_SPEC): Likewise.
5428 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
5429 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5430 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
5431 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
5432 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
5433 -m64 causes deployment target to default to 10.5.
5434 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5436 2007-03-09 Richard Henderson <rth@redhat.com>
5439 * target.h (targetm.asm.out.reloc_rw_mask): New.
5440 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
5441 (TARGET_ASM_OUT): Use it.
5442 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
5443 * varasm.c (categorize_decl_for_section): Remove shlib argument;
5444 use the new reloc_rw_mask target hook instead.
5445 (default_section_type_flags_1): Merge into...
5446 (default_section_type_flags): ... here.
5447 (decl_readonly_section_1): Merge into...
5448 (decl_readonly_section): ... here.
5449 (default_elf_select_section_1): Merge into...
5450 (default_elf_select_section): ... here.
5451 (default_unique_section_1): Merge into...
5452 (default_unique_section): ... here.
5453 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
5454 (default_select_rtx_section): Use it.
5455 (default_elf_select_rtx_section): Likewise.
5456 * output.h: Update to match.
5457 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
5458 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
5459 (TARGET_ASM_RELOC_RW_MASK): New.
5460 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
5461 to categorize_decl_for_section.
5462 (x86_64_elf_unique_section): Likewise.
5463 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
5464 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
5465 (TARGET_ASM_RELOC_RW_MASK): New.
5466 * config/ia64/ia64.c (ia64_rwreloc_select_section,
5467 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
5468 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
5469 (TARGET_RWRELOC): Remove.
5470 (ia64_section_type_flags): Adjust call to default_section_type_flags.
5471 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5472 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
5473 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
5474 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
5475 (rs6000_xcoff_select_section): Use decl_readonly_section.
5476 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
5477 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5478 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
5479 (TARGET_SECTION_TYPE_FLAGS): Remove.
5480 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
5482 2007-03-09 Roger Sayle <roger@eyesopen.com>
5484 * fold-const.c (fold_comparison): Remove compile-time evaluation of
5485 complex constant equality/inequality comparisons for here.
5486 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
5487 known at compile-time or can be simplified to a scalar comparison.
5488 (fold_relational_const): Move compile-time evaluation of complex
5489 constant equality/inequality comparisons to here.
5491 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5493 PR rtl-optimization/30643
5494 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
5496 (fold_rtx): Recurse, like before 2006-11-03.
5498 2007-03-09 DJ Delorie <dj@redhat.com>
5500 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
5503 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
5505 PR tree-optimization/30375
5506 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
5507 LHS of statements is not the same.
5508 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
5510 2007-03-09 Chao-ying Fu <fu@mips.com>
5512 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
5514 * doc/invoke.texi (-mdspr2): Document new option.
5515 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
5516 New unspec for DSP REV 2.
5517 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
5518 these instructions are extended in DSP REV 2.
5519 (mips-dspr2.md): Include.
5520 * config/mips/mips.opt (mdspr2): New option.
5521 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
5522 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
5523 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
5524 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
5525 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
5526 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
5527 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
5529 (bdesc_map): Add one field of unsupported_target_flags.
5530 (bdesc_arrays): Update entries to have extra fields. Add
5532 (mips_init_builtins): Initialize new function types.
5533 Check unsupported_target_fileds to filter out builtins.
5534 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
5536 (ASM_SPEC): Pass mdspr2 to the assembler.
5537 * config/mips/mips-dspr2.md: New file.
5539 2007-03-09 Sa Liu <saliu@de.ibm.com>
5541 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
5543 2007-03-09 Ian Lance Taylor <iant@google.com>
5545 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
5546 argument) like -Wstrict-overflow=2.
5547 * doc/invoke.texi (Warning Options): Update documentation.
5549 2007-03-09 Dirk Mueller <dmueller@suse.de>
5552 * doc/invoke.texi (-Wlogical-op): Document.
5553 * common.opt (-Wlogical-op): New.
5554 * c-common.h (warn_logical_operator): Declare.
5555 * c-common.c (warn_logical_operator): Define.
5556 * c-typeck.c (parser_build_binary_op): Call
5557 warn_logical_operator.
5559 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5561 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
5562 * final.c (final_scan_insn): Test for non-"" file name.
5564 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
5566 * doc/loop.texi: Document the Omega linear constraints solver.
5567 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
5568 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
5569 omega-hash-table-size, omega-max-keys, and
5570 omega-eliminate-redundant-constraints.
5571 * tree-pass.h (pass_check_data_deps): Declared.
5574 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
5575 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
5576 pass_check_data_deps): New.
5577 * tree-data-ref.c (init_data_ref): Remove declaration.
5578 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
5579 (analyze_array): Renamed init_array_ref, move up initializations.
5580 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
5581 Removed arguments that are set to NULL.
5582 (analyze_indirect_ref): Correct indentation, correct call to
5584 (object_analysis): Call init_array_ref instead of analyze_array.
5585 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
5586 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
5587 of DR_ACCESS_FNS_ADDR.
5588 (init_omega_eq_with_af, omega_extract_distance_vectors,
5589 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
5590 ddr_consistent_p): New.
5591 (compute_affine_dependence): Check consistency of ddrs when
5592 flag_check_data_deps is passed.
5593 (analyze_all_data_dependences): Uncomment.
5594 (tree_check_data_deps): New.
5595 * tree-data-ref.h: Include omega.h.
5596 (DR_ACCESS_FNS_ADDR): Removed.
5597 (data_dependence_relation): Add inner_loop.
5598 (DDR_INNER_LOOP): New.
5599 * common.opt (fcheck-data-deps): New.
5600 * tree-flow.h (tree_check_data_deps): Declare.
5601 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
5602 (OBJS-common): Depend on omega.o.
5604 * passes.c (pass_check_data_deps): Scheduled.
5605 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
5606 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
5607 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
5608 PARAM_VECT_MAX_VERSION_CHECKS,
5609 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
5611 2007-03-09 Richard Guenther <rguenther@suse.de>
5613 PR tree-optimization/30904
5615 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
5616 the same way as *_DIV_EXPR.
5618 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5620 * recog.c (decode_asm_operands): No mixed declarations and code.
5622 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5624 * rtl.def (ASM_INPUT): Add location.
5625 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
5626 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
5627 (decode_asm_operands): Add loc operand.
5628 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
5629 * stmt.c (expand_asm): Rename to...
5630 (expand_asm_loc): ... this. Add locus argument. Pass it on to
5631 gen_rtx_ASM_INPUT_loc.
5632 (expand_asm_expr): Adjust.
5633 * recog.c (decode_asm_operands): Add loc operand.
5634 (check_asm_operands, extract_insn): Adjust.
5635 * reload1.c (maybe_fix_stack_asms): Likewise.
5636 * final.c (asm_insn_count): Likewise.
5637 (final_scan_insn): Output # line before and after asm.
5639 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
5641 * tree-ssa-structalias.c (variable_info): Remove
5643 (new_var_info): Ditto.
5644 (shared_bitmap_info_t): New structure.
5645 (shared_bitmap_table): New variable.
5646 (shared_bitmap_hash): New function.
5647 (shared_bitmap_eq): Ditto
5648 (shared_bitmap_lookup): Ditto.
5649 (shared_bitmap_add): Ditto.
5650 (merge_smts_into): Change to take bitmap directly.
5651 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
5652 (init_alias_vars): Init shared bitmap hashtable.
5653 (delete_points_to_sets): Delete shared bitmap hashtable.
5654 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
5655 is_aliased removal as a change that was still necessary was
5658 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
5660 * config/i386/i386.h (override_options): Conditionally disable
5661 x86_sahf for 64bit targets only.
5663 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5666 * c-decl.c (merge_decls): Don't call make_var_volatile.
5667 * varasm.c (make_var_volatile): Remove.
5668 * output.h (make_var_volatile): Remove.
5670 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
5672 PR tree-optimization/31085
5673 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
5675 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5677 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
5678 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
5679 ATTR_CONST_NOTHROW_LIST.
5681 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5684 2007-03-08 Diego Novillo <dnovillo@redhat.com>
5686 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
5688 2007-03-08 Geoffrey Keating <geoffk@apple.com>
5691 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
5693 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
5694 passed, use shared libgcc.
5696 2007-03-08 Roger Sayle <roger@eyesopen.com>
5698 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
5699 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5700 (honor_protect_cleanup_actions, lower_try_finally_switch):
5702 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
5703 ifc_temp_var): Likewise.
5704 * tree-inline.c (setup_one_parameter): Likewise.
5705 * tree-mudflap.c (mf_decl_cache_locals,
5706 mf_build_check_statement_for): Likewise.
5707 * tree-nested.c (init_tmp_var, save_tmp_var,
5708 finalize_nesting_tree_1): Likewise.
5709 * tree-outof-ssa.c (insert_copy_on_edge,
5710 insert_backedge_copies): Likewise.
5711 * tree-profile.c (tree_gen_edge_profiler,
5712 tree_gen_ic_profiler): Likewise.
5713 * tree-scalar-evolution.c (scev_const_prop): Likewise.
5714 * tree-sra.c (sra_build_assignment): Likewise.
5715 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
5716 * tree-ssa-math-opts.c (insert_reciprocals,
5717 execute_cse_sincos_1): Likewise.
5718 * tree-tailcall.c (adjust_accumulator_values,
5719 adjust_return_value): Likewise.
5720 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
5721 * tree-vect-transform.c (vect_create_data_ref_ptr,
5722 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
5723 vect_create_epilog_for_reduction, vectorizable_reduction,
5724 vectorizable_call, vectorizable_conversion,
5725 vectorizable_assignment, vectorizable_operation,
5726 vectorizable_type_demotion, vect_gen_widened_results_half,
5727 vect_permute_store_chain, vectorizable_store,
5728 vect_setup_realignment, vect_permute_load_chain,
5729 vectorizable_load, vectorizable_condition,
5730 vect_create_cond_for_align_checks): Likewise.
5731 * tree-vrp.c (build_assert_expr_for): Likewise.
5733 2007-03-08 Ian Lance Taylor <iant@google.com>
5735 * tree-vrp.c: Include "intl.h".
5736 (usable_range_p): New static function.
5737 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
5738 overflowed values, juts set *strict_overflow_p.
5739 (compare_values): Only return -2 if one of the operands is not a
5741 (compare_ranges): Call usable_range_p.
5742 (compare_range_with_value): Likewise.
5743 (vrp_evaluate_conditional_warnv): Rename from
5744 vrp_evaluate_conditional. Make static. Change all callers.
5745 (vrp_evaluate_conditional): New function.
5746 (simplify_div_or_mod_using_ranges): Issue warning about reliance
5748 (simplify_abs_using_ranges): Likewise.
5749 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
5750 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
5751 within_stmt parameter.
5752 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5753 vrp_evaluate_conditional.
5754 * tree-ssa-threadedge.c
5755 (record_temporary_equivalences_from_stmts_at_dest): Change
5756 simplify parameter to take a second tree parameter.
5757 (simplify_control_stmt_condition): Likewise.
5758 (thread_across_edge): Likewise.
5759 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5760 (thread_across_edge): Likewise.
5761 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5763 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5765 * config/i386/i386.h (TARGET_SAHF): New define.
5766 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5767 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5768 (x86_sahf): New global variable.
5769 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5770 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5771 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5772 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5774 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5775 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5776 when expanding fcomi/sahf based tests.
5777 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5778 expanding sahf based alternative. Emit sahf based sequence when
5779 optimizing for code size.
5780 * config/i386/i386.md (x86_sahf_1): Do not disable for
5781 TARGET_64BIT, enable for TARGET_SAHF.
5783 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5785 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5786 spurious whitespace from error message.
5788 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5791 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5793 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5795 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5797 * tree-sra.c (instantiate_element): Propagate disabled warnings
5798 from the element itself to the created variable.
5800 2007-03-07 Richard Henderson <rth@redhat.com>
5803 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5804 silently fix up the stack in the case of a missing register.
5806 2007-03-07 Paul Brook <paul@codesourcery.com>
5808 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5810 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5812 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5814 (phase1_vrs): Use them.
5815 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5816 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5817 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5818 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5819 __gnu_Unwind_Restore_WMMXC if required.
5820 (_Unwind_VRS_Pop): Implement iWMMXt support.
5821 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5822 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5823 gnu_Unwind_Save_WMMXC): Define.
5825 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5827 * config/vxworks.h (vxworks_override_options): Declare.
5828 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5829 * config/vxworks.c: Include target.h and toplev.h.
5830 (vxworks_override_options): New function.
5831 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5833 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5835 * config/s390/s390.c (override_options): Don't emit an error when
5836 -mstack-size is used without providing -mstack-guard.
5837 (s390_emit_prologue): Choose stack_guard value automatically if not
5838 provided via command line.
5839 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5841 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5843 * config/i386/i386.c (output_set_got): Add a GOT initialization
5844 sequence for VxWorks PIC.
5845 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5846 around labels as well as symbols. Use gotoff_operand instead
5847 of local_symbolic_operand.
5848 (legitimize_pic_address): Use gotoff_operand instead of
5849 local_symbolic_operand. Use @GOT accesses for labels as
5851 (ix86_output_addr_diff_elt): Use PC-relative rather than
5852 GP-relative offsets for VxWorks PIC.
5853 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5854 no_new_pseudos. Check whether the returned register is op0.
5855 * config/i386/i386.md (tablejump): Use PC-relative rather than
5856 GP-relative offsets for VxWorks PIC.
5857 * config/i386/predicates.md (gotoff_operand): New predicate.
5859 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5861 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5863 * config/vxworks-dummy.h: New file.
5864 * config/i386/i386.h: Include it.
5866 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5868 * dwarf2out.c (is_inlined_entry_point): New
5869 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5870 DW_AT_ranges if the first subblock is the entry point.
5872 2007-03-06 David Daney <ddaney@avtrex.com>
5874 * doc/install.texi (mips-*-*): Change recommended binutils
5877 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5879 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5880 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5882 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5883 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5885 2007-03-06 Jan Hubicka <jh@suse.cz>
5887 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5888 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5890 (probably_cold_bb_p): Cold functions are cold.
5891 (probably_never_executed_bb_p): Cold functions are cold.
5892 (tree_bb_level_predictions): Predict calls to cold functions as not
5894 (compute_function_frequency): Check hot/cold attributes.
5895 * function.h (function_frequency): Update comments.
5896 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5897 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5898 (c_common_att): Add cold and hot.
5900 * doc/extend.texi (hot,cold attributes): Document.
5902 2007-03-06 Andrew Haley <aph@redhat.com>
5904 * function.c (expand_function_end): Move blockage to just after we
5905 emit the label for the naked return from the function.
5907 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5909 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5912 2007-03-06 Jan Hubicka <jh@suse.cz>
5914 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5915 loaded for constant large models. Non-large 64bit PIC can do.
5916 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5917 * cmodel.h: Add LARGE PIC.
5918 * i386.md (UNSPEC_PLTOFF): New.
5919 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5921 (*call_1_rex64): Disable for large models.
5922 (*call_1_rex64_large): New.
5923 (*call_value_1_rex64): Disable for large models.
5924 (*call_value_1_rex64_large): New.
5925 (set_rip_rex4): New.
5926 (set_got_offset_rex64): New.
5927 * predicates.md (constant_call_address_operand): For large model
5928 constant calls are not possible.
5929 * i386-protos.h (construct_plt_address): Declare.
5930 * i386.c (override_options): Accept large models.
5931 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5932 (legitimate_constant_p): Add new UNSPECs.
5933 (legitimate_pic_operand_p): Likewise.
5934 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5935 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5937 (output_pic_addr_const): Add PLTOFF.
5938 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5939 (ix86_expand_move): Legitimize pic address when in PIC mode.
5940 (construct_plt_address): New function.
5941 (ix86_expand_call): Offload the address to register and use GOT pointer
5943 * invoke.texi (mcmodel=large): Update documentation.
5945 2007-03-06 Richard Henderson <rth@redhat.com>
5947 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5948 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5949 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5950 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5951 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5952 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5953 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5954 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5955 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5956 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5957 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5958 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5959 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5960 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5961 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5962 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5963 x86_schedule, x86_use_bt, x86_pad_returns,
5964 x86_use_xchgb): Merge into ...
5965 (ix86_tune_features): ... here. New array.
5966 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5967 x86_bswap): Merge into ...
5968 (ix86_arch_features): ... here. New array.
5969 (x86_3dnow_a): Remove.
5970 (x86_accumulate_outgoing_args): Make static.
5971 (x86_arch_always_fancy_math_387): Make static.
5972 (ix86_tune_mask, ix86_arch_mask): Move ...
5973 (override_options): ... to local variables here. Apply the
5974 appropriate mask to each element of ix86_arch_features and
5975 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5976 as were done in the old macros.
5977 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5978 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5979 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5980 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5981 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5982 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5983 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5984 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5985 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5986 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5987 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5988 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5989 x86_accumulate_outgoing_args, x86_prologue_using_move,
5990 x86_epilogue_using_move, x86_decompose_lea,
5991 x86_arch_always_fancy_math_387, x86_shift1,
5992 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5993 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5994 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5995 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5996 x86_use_incdec, x86_pad_returns, x86_bswap,
5997 x86_partial_flag_reg_stall): Remove.
5998 (enum ix86_tune_indices): New.
5999 (ix86_tune_features): New.
6000 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
6001 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
6002 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
6003 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
6004 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
6005 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
6006 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
6007 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
6008 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
6009 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
6010 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
6011 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
6012 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
6013 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
6014 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
6015 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
6016 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
6017 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
6018 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
6019 TARGET_EXT_80387_CONSTANTS): Use it.
6020 (enum ix86_arch_indices): New.
6021 (ix86_arch_features): New.
6022 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
6023 TARGET_BSWAP): Use it.
6024 (ix86_tune_mask, ix86_arch_mask): Remove.
6026 2007-03-06 Joseph Myers <joseph@codesourcery.com>
6029 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
6030 Define using $${sysroot_headers_suffix}.
6031 * configure: Regenerate.
6032 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
6033 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
6035 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
6036 * gcc.c (print_sysroot_headers_suffix): New.
6037 (option_map): Include --print-sysroot-headers-suffix.
6038 (display_help): Mention -print-sysroot-headers-suffix.
6039 (process_command): Handle -print-sysroot-headers-suffix.
6040 (do_spec_1): Append multilib directory to include-fixed path if
6041 sysroot suffixes in use.
6042 (main): Handle -print-sysroot-headers-suffix.
6043 * Makefile.in (start.encap): Don't depend on xlimits.h
6044 (xlimits.h): Remove.
6045 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
6046 limits.h for each multilib in fixinc_list.
6047 (fixinc_list, s-fixinc_list): New.
6048 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
6049 generate them for each multilib in fixinc_list.
6050 (stmp-fixproto): Use include-fixed. Run fixproto for each
6051 multilib in fixinc_list.
6052 (mostlyclean): Don't remove xlimits.h.
6053 (clean): Remove include-fixed.
6054 (real-install-headers-tar, real-install-headers-cpio,
6055 real-install-headers-cp): Don't copy include, only include-fixed.
6056 (install-mkheaders): Depend on fixinc_list. Don't depend on
6057 xlimits.h. Save limits.h files for each multilib in fixinc_list.
6058 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
6059 SYSTEM_HEADER_DIR setting in mkheaders.conf.
6061 2007-03-06 Jan Hubicka <jh@suse.cz>
6063 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
6066 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6068 * configure.ac: Allow tm_file to contain build-directory files.
6069 * configure: Regenerate.
6070 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
6071 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
6072 * config/m68k/print-sysroot-suffix.sh: New file.
6074 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6076 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
6077 of pic_offset_table_rtx if reload_completed.
6078 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
6079 PIC_OFFSET_TABLE_REGNUM.
6080 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
6082 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
6083 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
6085 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6087 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6088 functions that call eh_return.
6090 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6092 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6093 functions that need a constant pool.
6095 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6098 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
6099 (m68k_preferred_reload_class): Likewise.
6100 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
6101 (SECONDARY_RELOAD_CLASS): Define.
6102 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
6103 (LIMIT_RELOAD_CLASS): Delete.
6104 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
6105 registers from storing bytes.
6106 (m68k_secondary_reload_class): New function.
6107 (m68k_preferred_reload_class): Likewise.
6109 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6111 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
6113 (m68k_expand_prologue): Likewise.
6115 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6117 * config/m68k/m68k-protos.h (output_sibcall): Declare.
6118 (mips_expand_epilogue): Add a bool parameter.
6119 (m68k_legitimize_sibcall_address): Declare.
6120 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
6121 (m68k_expand_epilogue): Add a parameter to select between sibling
6122 and normal epilogues. Only generate a return for the latter.
6123 (m68k_ok_for_sibcall_p): New function.
6124 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
6125 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
6126 (sibcall_value, *sibcall_value): Likewise.
6127 (*call, *call_value): Require !SIBLING_CALL_P.
6128 (epilogue): Update call to m68k_expand_epilogue.
6129 (sibcall_epilogue): New pattern.
6130 * config/m68k/predicates.md (const_call_operand): Say that this
6131 predicate applies to sibling calls too.
6132 (sibcall_operand): New predicate.
6134 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6136 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
6137 alternatives as movsi_cf.
6138 (movsf_cf_hard): Add commentary.
6140 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
6141 Richard Sandiford <richard@codesourcery.com>
6143 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
6144 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
6145 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
6146 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
6147 as being live on exit from an interrupt function.
6148 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
6149 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
6150 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
6151 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
6152 (m68k_interrupt_function_p): Globalize.
6153 (m68k_compute_frame_layout): Remove reverse mask code.
6154 (m68k_emit_movem, m68k_set_frame_related): New functions.
6155 (m68k_output_function_prologue): Delete in favor of...
6156 (m68k_expand_prologue): ...this new function.
6157 (m68k_output_function_epilogue): Delete in favor of...
6158 (m68k_expand_epilogue): ...this new function.
6159 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
6161 (print_operand): Handle %?.
6162 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
6163 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
6164 (prologue, epilogue): New patterns.
6165 (return): Turn into a define_expand.
6166 (*return): New pattern, derived from old "return" pattern. Use rte
6167 rather than rts for interrupt functions. Only use rtd if the pop
6169 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
6170 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
6171 (link, *link, unlink, *unlink, load_got): Likewise.
6173 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6177 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
6178 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
6179 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
6180 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
6181 and m68k_matches_u_p.
6182 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
6183 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
6184 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
6185 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
6186 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
6187 (REG_STRICT_P): New macro.
6188 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
6189 PCREL_GENERAL_OPERAND_OK.
6190 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
6191 m68k_legitimate_base_reg_p.
6192 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
6193 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
6194 (PIC_CASE_VECTOR_ADDRESS): Update comment.
6195 * config/m68k/m68k.c (m68k_address): New structure.
6196 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
6197 (m68k_decompose_index, m68k_legitimate_constant_address_p)
6198 (m68k_jump_table_ref_p, m68k_decompose_address)
6199 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
6200 (m68k_matches_u_p): New functions.
6201 (print_operand_address): Rewrite to use m68k_decompose_index.
6203 2007-03-05 David Taylor <dtaylor@emc.com>
6205 * gcc.c: Correct copyright date in --version output.
6207 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6209 * pa.md: In unamed move patterns, disparge copies between general
6210 and floating point registers using '?' modifier. Don't include 'f'
6211 constraint for register preferences in DImode, SImode, HImode and
6212 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
6213 Remove constraints for copies between general and floating registers
6214 in soft-float DFmode pattern.
6215 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
6219 2007-03-05 Mike Stump <mrs@apple.com>
6221 * c-common.c (targetcm): Add.
6222 * c-opts.c (c_common_handle_option): Handle language specific
6224 * opts.c (handle_option): Verify language for target options, if
6226 * opth-gen.awk: Add CL_LANG_ALL.
6227 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
6228 (TARGETCM_INITIALIZER): Add.
6229 * target.h (struct gcc_targetcm): Add.
6231 * targhooks.c (default_handle_c_option): Add.
6232 * targhooks.h (default_handle_c_option): Add.
6233 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
6235 * config/darwin.opt (iframework): Add.
6236 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
6237 * config/darwin-c.c (handle_c_option): Add.
6238 (TARGET_HANDLE_C_OPTION): Add.
6240 * doc/invoke.texi (Darwin Options): Add -iframework.
6242 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6244 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
6247 2007-03-05 Ian Lance Taylor <iant@google.com>
6249 * c.opt (fgnu89-inline): New option.
6250 * c-opts.c (c_common_post_options): Set default value for
6252 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
6253 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
6255 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
6256 (grokdeclarator, start_function): Likewise.
6257 * c-cppbuiltin.c (c_cpp_builtins): Define either
6258 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
6259 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
6260 (C Dialect Options): Document -fgnu89-inline.
6261 * doc/extend.texi (Function Attributes): Explain what the
6262 gnu_inline attribute does.
6263 * doc/cpp.texi (Common Predefined Macros): Document
6264 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6266 2007-03-05 Ian Lance Taylor <iant@google.com>
6268 PR tree-optimization/31034
6269 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
6270 half-range if the other side is an overflow infinity.
6272 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6274 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
6275 (bfin*-linux-uclibc*): New configuration.
6276 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
6278 * config/bfin/linux.h: New file.
6279 * config/bfin/libgcc-bfin.ver: New file.
6280 * config/bfin/t-bfin-uclinux: New file.
6281 * config/bfin/t-bfin-linux: New file.
6282 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
6283 (TARGET_OS_CPP_BUILTINS): New macro.
6285 2007-03-05 Richard Guenther <rguenther@suse.de>
6287 * fold-const.c (fold_binary): Remove duplicate folding
6288 of comparison of non-null ADDR_EXPR against null.
6290 2007-03-05 Richard Guenther <rguenther@suse.de>
6291 Dorit Nuzman <dorit@il.ibm.com>
6293 PR tree-optimization/26420
6294 * tree-vectorizer.c (vectorize_loops): Bail out early if there
6295 are no loops in the function. Only print the number of
6296 vectorized loops if it is greater than zero or we are supposed
6297 to print information about unvectorized loops.
6299 2007-03-05 Revital Eres <eres@il.ibm.com>
6301 * gcc.dg/var-expand1.c: New test.
6302 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
6303 when an accumulator is expanded.
6305 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6308 * c-common.c (convert_and_check): Don't give warnings for
6309 conversion if 'expr' already overflowed.
6311 2007-03-04 Roger Sayle <roger@eyesopen.com>
6314 * fold-const.c (fold_comparison): Enforce type consistency when
6315 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
6317 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
6319 * tree-ssa-address.c (create_mem_ref): Do not put an expression
6320 containing a cast to the base of TARGET_MEM_REF.
6322 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
6324 * tree.c (tree_contains_struct_check_failed): Remove spurious
6325 whitespace from error message.
6327 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6330 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
6331 instead of precision.
6333 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
6334 Nathan Sidwell <nathan@codesourcery.com>
6336 * emit-rtl.c (find_auto_inc): New.
6337 (try_split): recreate REG_INC notes,
6338 Use regular for loops rather than whiles.
6340 2007-03-03 Andreas Schwab <schwab@suse.de>
6342 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
6343 * configure: Regenerate.
6345 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6347 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
6348 flag_rounding_math, not flag_unsafe_math_optimizations.
6350 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
6352 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
6353 alpha_fold_vector_minmax): Likewise.
6354 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6355 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
6357 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6359 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
6360 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
6361 if the lhs has side-effects.
6362 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
6364 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6366 * config/i386/i386.h (TUNEMASK): Remove define.
6367 (ARCHMASK): Remove define.
6368 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
6369 Use ix86_arch_mask variable instead of ARCHMASK.
6370 * config/i386/i386.c (override_options): Ditto.
6371 (standard_80387_constant_p): Ditto.
6373 2007-03-02 Ian Lance Taylor <iant@google.com>
6375 Used signed infinities in VRP.
6376 * tree-vrp.c (uses_overflow_infinity): New static function.
6377 (supports_overflow_infinity): New static function.
6378 (make_overflow_infinity): New static function.
6379 (negative_overflow_infinity): New static function.
6380 (positive_overflow_infinity): New static function.
6381 (is_negative_overflow_infinity): New static function.
6382 (is_positive_overflow_infinity): New static function.
6383 (is_overflow_infinity): New static function.
6384 (overflow_infinity_range_p): New static function.
6385 (compare_values_warnv): New function split out of compare_values.
6386 (compare_value): Call it.
6387 (set_value_range_to_nonnegative): Add overflow_infinity
6388 parameter. Change caller.
6389 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
6391 (vrp_expr_computes_nonzero): Likewise.
6392 (compare_ranges, compare_range_with_value): Likewise.
6393 (compare_name_with_value, compare_names): Likewise.
6394 (vrp_evaluate_conditional): Likewise.
6395 (set_value_range): Handle infinity
6396 (vrp_operand_equal_p, operand_less_p): Likewise.
6397 (extract_range_from_assert): Likewise.
6398 (vrp_int_const_binop): Likewise.
6399 (extract_range_from_binary_expr): Likewise.
6400 (extract_range_from_unary_expr): Likewise.
6401 (extract_range_from_comparison): Likewise.
6402 (extract_range_from_expr): Likewise.
6403 (dump_value_range): Likewise.
6404 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
6405 (test_for_singularity): Likewise.
6406 (vrp_int_const_binop): Remove inline qualifier.
6407 (adjust_range_with_scev): Add comment.
6408 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
6410 2007-03-02 Diego Novillo <dnovillo@redhat.com>
6412 * tree-ssa-structalias.c (could_have_pointers): Tidy.
6413 (get_constraint_for): Likewise.
6414 (do_structure_copy): Likewise.
6415 (find_func_aliases): Fix references to MODIFY_EXPR.
6416 (intra_create_variable_infos): Tidy.
6417 * tree-ssa-operands.c (add_virtual_operand): Add argument
6419 When adding members of alias sets, if IS_CALL_SITE is true and
6420 the symbol is not call-clobbered, skip it.
6423 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6425 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
6426 entry by means of emit_insn_at_entry.
6428 2007-03-02 Richard Henderson <rth@redhat.com>
6430 * expr.h (promoted_input_arg): Remove decl.
6431 * function.c (promoted_input_arg): Merge into ...
6432 * combine.c (setup_incoming_promotions): ... only caller.
6433 Rearrange to avoid double loop.
6435 2007-03-02 Ben Elliston <bje@au.ibm.com>
6436 Peter Bergner <bergner@vnet.ibm.com>
6437 Janis Johnson <janis187@us.ibm.com>
6439 * config/rs6000/dfp.md: New file.
6440 * config/rs6000/rs6000.md: Include dfp.md.
6441 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
6442 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
6443 and TDmode decimal float modes in FP registers.
6444 (num_insns_constant): Likewise.
6445 (rs6000_legitimate_offset_address_p): Likewise.
6446 (rs6000_legitimize_address): Likewise.
6447 (rs6000_legitimize_reload_address): Likewise.
6448 (rs6000_legitimate_address): Likewise.
6449 (rs6000_emit_move): Likewise.
6450 (function_arg_boundary): Likewise.
6451 (function_arg_advance): Likewise.
6452 (rs6000_darwin64_record_arg_recurse): Likewise.
6453 (function_arg): Likewise.
6454 (rs6000_gimplify_va_arg): Likewise.
6455 (rs6000_split_multireg_move): Likewise.
6456 (rs6000_output_function_epilogue): Likewise.
6457 (rs6000_output_function_epilogue): Likewise.
6458 (rs6000_register_move_cost): Likewise.
6459 (rs6000_function_value): Likewise.
6460 (rs6000_libcall_value): Likewise.
6462 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6464 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
6466 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6468 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
6469 Use $MULTIDIR to choose between the kernel and RTP headers,
6470 and use $WIND_BASE and $WIND_USR to locate them.
6472 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6474 * config/i386/i386.c (override_options): Put initialization of
6475 ix86_tune_mask and ix86_arch_mask to the correct place.
6477 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6478 Michael Meissner <michael.meissner@amd.com>
6481 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
6483 (TARGET_CMOVE): Use ARCHMASK.
6484 (TARGET_CMPXCHG): Ditto.
6485 (TARGET_CMPXCHG8B): Ditto.
6486 (TARGET_XADD): Ditto.
6487 (TARGET_BSWAP): Ditto.
6488 * config/i386/i386.c (ix86_tune_mask): New global variable.
6489 (ix86_arch_mask): Ditto.
6490 (override_options): Initialize ix86_tune_mask and
6491 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
6494 2007-03-02 Ben Elliston <bje@au.ibm.com>
6497 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
6499 2007-03-02 Joseph Myers <joseph@codesourcery.com>
6501 * target.h (init_dwarf_reg_sizes_extra): New target hook.
6502 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
6503 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
6504 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
6506 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
6507 rs6000_init_dwarf_reg_sizes_extra): New.
6508 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
6509 SPE register high parts.
6511 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
6513 * Makefile.in: Add install-pdf target as
6514 copied from automake v1.10 rules.
6515 * configure.ac: Add install-pdf to target list.
6516 * configure: Regenerate.
6518 2007-03-01 Paul Brook <paul@codesourcery.com>
6520 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
6521 modes to LDRD for DImode.
6522 (output_move_double): Fixup out of range ldrd/strd.
6523 (vfp_secondary_reload_class): Rename...
6524 (coproc_secondary_reload_class): ... to this. Add wb argument.
6525 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
6526 coproc_secondary_reload_class for CLASS_IWMMXT.
6527 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
6528 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
6530 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6532 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
6533 factor by the estimated number of iterations.
6534 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
6537 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
6538 decode_caches_intel, detect_caches_intel): New functions.
6539 (host_detect_local_cpu): Use detect_caches_amd and
6540 detect_caches_intel.
6542 2007-03-01 Richard Henderson <rth@redhat.com>
6544 * expr.c (emit_move_complex_push): Export.
6545 (emit_move_complex_parts): Split out from ...
6546 (emit_move_complex): ... here.
6547 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
6548 * config/i386/i386.md (movcdi): New.
6550 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
6552 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
6553 size of mode1 to check for tieable modes in MMX case.
6555 2007-03-01 Richard Sandiford <richard@codesourcery.com>
6557 * Makefile.in (rtlanal.o): Depend on tree.h.
6558 * rtl.h (offset_within_section_p, split_const): Declare.
6559 * rtlanal.c: Include tree.h.
6560 (offset_within_block_p): New function, taken from
6561 mips_offset_within_object_p.
6562 (split_const): New function, taken from mips_split_const.
6563 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
6565 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6566 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
6567 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
6568 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6569 (m68k_illegitimate_symbolic_constant_p): New function.
6570 * config/m68k/m68k.md (movsi): Remove misleading predicates.
6571 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
6572 symbolic constant that might be outside the symbol's section,
6573 move the symbol first and then add the offset.
6574 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
6576 * config/mips/mips.c (mips_split_const): Delete.
6577 (mips_offset_within_object_p): Delete.
6578 (mips_symbolic_constant_p): Use offset_within_section_p and
6579 split_const instead of mips_offset_within_object_p and
6581 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
6582 (mips_legitimize_const_move, print_operand_reloc)
6583 (mips_dangerous_for_la25_p): Use split_const instead of
6586 2007-02-28 Eric Christopher <echristo@apple.com>
6588 * Makefile.in (install-include-dir): Don't rm -rf include.
6590 2007-02-28 Richard Guenther <rguenther@suse.de>
6593 * fold-const.c (fold_binary): Do not associate expressions
6594 with more than one variable for integer types that do not wrap.
6596 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
6598 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
6599 Delete, and replace with...
6600 (fold_builtin_call_array): This. Update callers to use it.
6601 * fold-const.c (fold_build_call_list): Delete, and replace with...
6602 (fold_build_call_array): This.
6603 (fold_build_call_list_initializer): Delete, and replace with...
6604 (fold_build_call_array_initializer): This.
6605 * tree.h: Update declarations to reflect above changes.
6607 * c-typeck.c (build_function_call): Store converted arguments
6608 in a stack-allocated array instead of building a list.
6609 (convert_arguments): Store arguments in the array passed in as an
6610 argument, and return the actual number of arguments.
6611 * c-format.c: (check_function_format): Pass arguments in an
6612 array instead of a list.
6613 * c-common.c (check_function_nonnull): Likewise.
6614 (check_function_sentinel): Likewise.
6615 (check_function_arguments): Likewise.
6616 * c-common.h: Update declarations to reflect above changes.
6618 2007-02-28 Jan Hubicka <jh@suse.cz>
6620 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
6621 PRED_NEGATIVE_RETURN): Update outcomes.
6623 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
6625 * calls.c (emit_library_call_value_1): Handle partial registers
6626 correctly when building up CALL_INSN_FUNCTION_USAGE.
6628 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6630 * pa/predicates.md (move_src_operand): Allow zero for mode.
6631 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
6634 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
6637 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
6638 *movv2df_internal): Enable pattern only for valid operand
6640 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
6641 tie only 128bit modes. For MMX registers, tie only 64bit modes.
6643 2007-02-27 Mike Stump <mrs@apple.com>
6645 * config/darwin-crt3.c: Avoid compilation when compiling for a
6648 2007-02-27 Joseph Myers <joseph@codesourcery.com>
6650 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
6652 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
6653 for fixed headers and limits.h.
6654 (install-include-dir, install-headers-tar, install-headers-cpio,
6655 install-headers-cp, real-install-headers-tar,
6656 real-install-headers-cpio, real-install-headers-cp): Handle
6657 include-fixed as well as include.
6658 (install-mkheaders): Don't install files that go only in include
6660 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
6661 from GCC_INCLUDE_DIR.
6662 * gcc.c (process_command): Remove special -BstageN/ handling.
6663 (do_spec_1): Add include-fixed directories.
6665 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6667 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
6669 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
6671 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
6674 2007-02-27 Mark Mitchell <mark@codesourcery.com>
6676 * c-common.c (get_priority): Add check for
6677 SUPPORTS_INIT_PRIORITY.
6679 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6681 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
6683 * config/bfin/bfin.c: Include "cfglayout.h".
6684 (MAX_LSETUP_DISTANCE): New macro.
6685 (struct loop_info): New members incoming, incoming_src and
6686 incoming_dest. Delete member predecessor.
6687 (length_for_loop): New function.
6688 (bfin_optimize_loop): Handle more different loop structures.
6689 (bfin_discover_loop): Rework detection of predecessor blocks by
6690 examining incoming edges.
6691 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
6693 (bfin_reorder_loops): New function.
6694 (bfin_reorg_loops): Use these three new functions.
6696 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
6697 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
6698 (CONSTRAINT_LEN): Add entry for 'q'.
6699 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
6700 Add 'q' constraints.
6701 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
6702 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
6704 * config/bfin/bfin.md (add_with_carry): New pattern.
6705 (s_or_u, su_optab, su_modifier): New code macros/attrs.
6706 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
6707 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
6708 support unsigned multiplies too. Removed incorrect commutativity from
6709 operand 1 constraint where appropriate.
6710 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
6712 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
6713 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
6715 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
6716 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
6717 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
6718 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
6719 usmulhisi_hh_huh): New patterns.
6721 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
6722 lshifthi3): Fix output template to use half reg for operand 2.
6724 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
6727 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
6729 2007-02-27 Andreas Schwab <schwab@suse.de>
6731 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
6733 2007-02-27 Jan Hubicka <jh@suse.cz>
6735 * predict.c (last_basic_block_p): Remove.
6736 (tree_estimate_probability): Update return heuristic for commonized
6739 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6741 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
6743 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6745 * doc/include/gcc-common.texi (versionsubtitle): New macro.
6746 * doc/cpp.texi: Standardize title page.
6747 * doc/cppinternals.texi: Likewise.
6748 * doc/gcc.texi: Standardize title page, remove version number
6749 from copyright page.
6750 * doc/gccint.texi: Likewise.
6751 * doc/install.texi: Standardize title page, add table of
6754 2007-02-26 Jan Hubicka <jh@suse.cz>
6756 * predict.def: Set outcomes according to more recent results.
6757 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6758 Remove dead predictors.
6759 * predict.c (return_prediction): Fix pasto.
6761 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6763 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6764 change; avoid a memory leak when returning early.
6766 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6768 * c-decl.c (static_ctors): Move to c-common.c.
6769 (static_dtors): Likewise.
6770 (finish_function): Use c_record_cdtor_fn.
6771 (build_cdtor): Move to c-common.c.
6772 (c_write_global_declarations): Use c_build_cdtor_fns.
6773 * c-common.h (static_ctors): Declare.
6774 (static_dtors): Likewise.
6775 (c_record_cdtor_fn): Likewise.
6776 (c_build_cdtor_fns): Likewise.
6777 * c-common.c (static_ctors): New variable.
6778 (static_dtors): Likewise.
6779 (c_record_cdtor_fn): New function.
6780 (build_cdtor): Move from c-decl.c
6781 (c_build_cdtor_fns): New function.
6783 * output.h (assemble_addr_to_section): Declare.
6784 (get_cdtor_priority_section): Likewise.
6785 * varasm.c (assemble_addr_to_section): New function.
6786 (get_cdtor_priority_section): Likewise.
6787 (default_named_section_asm_out_destructor): Use them.
6788 (destor_dtor_section_asm_out_destructor): Likewise.
6789 (default_named_section_asm_out_constructor): Likewise.
6790 (default_ctor_section_asm_out_constructor): Likewise.
6791 * config.gcc (*-*-vxworks*): Include vxworks.o.
6792 * config/t-vxworks (vxworks.o): New target.
6793 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6794 (TARGET_ASM_CONSTRUCTOR): Define.
6795 (TARGET_ASM_DESTRUCTOR): Likewise.
6796 (vxworks_asm_out_constructor): Declare.
6797 (vxworks_asm_out_destructor): Likewise.
6799 * c-common.c (get_priority): Check that we have not just an
6800 INTEGER_CST, but an integer constant with integeral type.
6802 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6804 PR tree-optimization/30938
6805 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6806 use &dt[nargs-1] instead of &dt[nargs] in the call to
6807 vect_is_simple_use().
6809 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6811 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6812 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6813 Do not attempt to handle MEM inside auto-inc expressions.
6814 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6815 of a register modified by an auto-inc expression. However, do handle
6816 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6817 (elimination_effects): Prohibit elimination of a register modified
6818 by an auto-inc expression. Disable register elimination rules whose
6819 target register is modified by an auto-inc expression with variable
6822 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6824 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6826 (array_at_struct_end_p): New function.
6827 (idx_infer_loop_bounds): Use it.
6828 (estimate_numbers_of_iterations_loop): Export.
6829 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6830 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6831 (tree_estimate_probability): Call record_loop_exits.
6832 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6833 (estimated_loop_iterations, estimated_loop_iterations_int,
6834 estimated_loop_iterations_tree): New functions.
6835 (analyze_siv_subscript_cst_affine,
6836 compute_overlap_steps_for_affine_1_2,
6837 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6838 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6839 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6840 (PRED_LOOP_ITERATIONS_GUESSED): New.
6841 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6842 * cfgloop.h (estimate_numbers_of_iterations_loop,
6843 estimated_loop_iterations_int): Declare.
6845 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6847 * doc/extend.texi: Document optional priority argument to
6848 constructors and destructors.
6849 * tree.c (init_priority_for_decl): Adjust GTY markers.
6850 (init_ttree): Use priority-info hash functions for
6851 init_priority_for_decl.
6852 (tree_map_eq): Rename to ...
6853 (tree_map_base_eq): ... this.
6854 (tree_map_marked_p): Rename to ...
6855 (tree_map_base_marked_p): ... this.
6856 (tree_map_base_hash): New function.
6857 (decl_init_priority_lookup): Rework.
6858 (decl_fini_priority_lookup): New function.
6859 (decl_priority_info): New function.
6860 (decl_init_priority_insert): Use it.
6861 (decl_fini_priority_insert): Likewise.
6862 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6864 (decl_restrict_base_insert): Likewise.
6865 (decl_debug_expr_insert): Likewise.
6866 (decl_value_expr_lookup): Likewise.
6867 (decl_value_expr_insert): Likewise.
6868 * tree.h (priority_type): New type.
6869 (decl_init_priority_lookup): Use priority_type.
6870 (decl_fini_priority_lookup): New function.
6871 (decl_init_priority_insert): Use priority_type.
6872 (decl_fini_priority_insert): New function.
6873 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6874 (DECL_INIT_PRIORITY): Likewise.
6875 (SET_DECL_INIT_PRIORITY): Add comment.
6876 (DECL_FINI_PRIORITY): New macro.
6877 (SET_DECL_FINI_PRIORITY): Likewise.
6878 (DEFAULT_INIT_PRIORITY): Document.
6879 (MAX_INIT_PRIORITY): Likewise.
6880 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6881 (tree_map_base): New type.
6882 (tree_map_base_eq): New function.
6883 (tree_map_base_hash): Likewise.
6884 (tree_map_base_marked_p): Likewise.
6885 (tree_map): Inherit from tree_map_base.
6886 (tree_map_eq): Make it a macro.
6887 (tree_map_marked_p): Likewise.
6888 (tree_int_map): Inherit from tree_map_base.
6889 (tree_int_map_eq): Make it a macro.
6890 (tree_int_map_hash): Likewise.
6891 (tree_int_map_marked_p): Likewise.
6892 (tree_priority_map): New type.
6893 (tree_priority_map_eq): New macro.
6894 (tree_priority_map_hash): Likewise.
6895 (tree_priority_map_marked_p): Likewise.
6896 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6898 (emutls_common_1): Likewise.
6899 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6900 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6901 of tree_map hierarchy.
6902 * tree-cfg.c (move_stmt_r): Likewise.
6903 (new_label_mapper): Likewise.
6904 * c-tree.h (c_expand_body): Move to ...
6905 * c-common.h (c_expand_body): ... here.
6906 * c-decl.c (c_expand_body): Move to ...
6907 * c-common.c (c_expand_body): ... here.
6908 (c_common_attribute_table): Allow 1 argument for the constructor
6909 and destructor attributes.
6910 (get_priority): New function.
6911 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6912 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6914 2007-02-24 Jan Hubicka <jh@suse.cz>
6917 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6919 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6920 Jan Hubicka <jh@suse.cz>
6923 * i386.c (counter_mode): New function.
6924 (expand_set_or_movmem_via_loop): Use it.
6925 (expand_movmem_epilogue): Likewise; fix pasto.
6926 (ix86_expand_movmem): Do emit guard even for constant counts.
6927 (ix86_expand_setmem): Likewise.
6929 2007-02-25 Nick Clifton <nickc@redhat.com>
6931 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6932 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6934 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6937 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6938 count argument with 0x10, not with 0x16.
6939 (expand_setmem_epilogue): Ditto.
6941 2007-02-24 Mike Stump <mrs@apple.com>
6943 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6946 2007-02-24 Richard Guenther <rguenther@suse.de>
6949 * fold-const.c (fold_binary): Fold x +- CST op x for
6950 EQ_EXPR and NE_EXPR.
6952 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6954 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6956 2007-02-24 Jan Hubicka <jh@suse.cz>
6958 * cgraphunit.c (decide_is_function_needed): Honor
6959 -fkeep-inline-functions.
6961 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6963 * builtins.c (fold_builtin_modf): New.
6964 (fold_builtin_2): Use it.
6966 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6968 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6969 (determine_max_iter): Take additional LOOP arg; all callers changed.
6970 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6971 one using simplifications.
6972 (simplify_using_initial_values): Return if the expression becomes
6973 invalid due to altered regs.
6975 2007-02-23 DJ Delorie <dj@redhat.com>
6977 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6979 2007-02-23 Mike Stump <mrs@apple.com>
6981 * tlink.c (scan_linker_output): Parse linker messages from
6982 darwin9's linker better.
6984 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6987 * varpool.c (varpool_assemble_pending_decls): Set
6988 varpool_last_needed_node to null.
6990 2007-02-23 DJ Delorie <dj@redhat.com>
6992 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6993 alignment bigger than the object file can handle.
6995 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6998 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6999 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
7000 (*movsf_1): Penalize MMX moves.
7002 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
7004 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
7005 2^32-1 or more times unless flag_unsafe_loop_optimizations.
7007 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
7009 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7011 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
7012 (fold_builtin_1): Use them.
7013 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
7014 BUILT_IN_SIGNIFICAND.
7016 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
7018 * config/i386/i386.c (bdesc_1arg): Initialize
7019 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
7020 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
7021 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
7022 and IX86_BUILTIN_MOVSLDUP.
7024 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
7026 PR rtl-optimization/30841
7027 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
7029 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7031 * builtins.c (fold_builtin_frexp): New.
7032 (fold_builtin_2): Use it.
7034 2007-02-22 Mark Mitchell <mark@codesourcery.com>
7036 * doc/invoke.texi (Spec Files): Document getenv spec function.
7038 * gcc.c (getenv_spec_function): New function.
7039 (static_spec_functions): Add it.
7040 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
7041 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
7044 2007-02-22 Michael Matz <matz@suse.de
7047 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
7048 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
7050 2007-02-22 Ian Lance Taylor <iant@google.com>
7053 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
7054 (mem_loc_descriptor): Call it.
7056 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
7057 Ira Rosen <irar@il.ibm.com>
7059 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
7061 2007-02-22 Ira Rosen <irar@il.ibm.com>
7063 PR tree-optimization/30843
7064 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
7065 stores only after all the group is vectorized.
7067 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
7069 PR tree-optimization/30858
7070 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
7071 in the reduction cycle have a single use in the loop.
7072 * tree-vectorizer.h (relevant): Add documentation.
7074 2007-02-20 Mike Stump <mrs@apple.com>
7076 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
7077 * configure: Regenerate.
7079 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7081 Change the defaults of some parameters and options.
7082 * config/spu/spu-protos.h (spu_optimization_options): Declare.
7083 * config/spu/spu.c (spu_optimization_options): Add.
7084 (spu_override_options): Change params in spu_optimization_options.
7085 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
7087 Register 127 is only 16 byte aligned when used as a frame pointer.
7088 * config/spu/spu-protos.h (spu_init_expanders): Declare.
7089 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
7090 HARD_FRAME_POINTER_REGNUM.
7091 (spu_legitimate_address): Use regno_aligned_for_reload.
7092 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
7093 aligned when frame_pointer_needed is true.
7094 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
7096 * config/spu/spu.h (INIT_EXPANDERS): Define.
7098 Make sure shift and rotate instructions have valid immediate operands.
7099 * config/spu/predicates.md (spu_shift_operand): Remove.
7100 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
7101 * config/spu/constraints.md (W, O): Extend range.
7102 * config/spu/spu.md (umask, nmask): Define.
7103 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
7104 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
7105 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
7106 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
7107 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
7108 (lshr<mode>3_reg): Fix rtl description.
7110 Make sure mulhisi immediate operands are valid.
7111 * config/spu/predicates.md (imm_K_operand): Add.
7112 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
7114 Generate constants using fsmbi and andi.
7115 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
7116 (print_operand, spu_split_immediate, classify_immediate,
7117 fsmbi_const_p): Handle IC_FSMBI2.
7119 Correctly handle a CONST_VECTOR containing symbols.
7120 * config/spu/spu.c (print_operand): Handle HIGH correctly.
7121 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
7122 (immediate_load_p): Allow symbols that use 2 instructions to create.
7123 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
7124 with symbols when flag_pic is set.
7125 (const_vector_immediate_p): New.
7126 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
7127 accept a CONST_VECTOR with symbols.
7128 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
7129 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
7131 * config/spu/spu.md (high, low): Delete.
7132 (low_<mode>): Define.
7134 Remove INTRmode and INTR_REGNUM, which didn't work.
7135 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
7137 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
7138 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
7139 peephole2 pattern): Don't use INTR or 131.
7140 (movintrcc): Delete.
7141 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
7142 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
7143 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
7144 (UNSPEC_SET_INTR): Add.
7145 * config/spu/spu-modes.def (INTR): Remove.
7147 More accurate warnings about run-time relocations.
7148 * config/spu/spu.c (reloc_diagnostic): Test in_section.
7150 Correctly warn about immediate arguments to specific intrinsics.
7151 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
7152 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
7153 the instruction predicate.
7155 Fix tree check errors with latest update.
7156 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
7158 (spu_expand_builtin): Use CALL_EXPR_FN.
7160 Add missing specific intrinsics.
7161 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
7163 * config/spu/spu_internals.h: Ditto.
7165 Fix incorrect operand modifiers.
7166 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
7167 * config/spu/spu.md (xor<mode>3): Change %S to %J.
7169 Optimize one case of zero_extend of a vec_select.
7170 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
7172 Accept any immediate for hbr.
7173 * config/spu/spu.md (hbr): Change s constraints to i.
7175 2007-02-21 Paul Brook <paul@codesourcery.com>
7177 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
7178 condexec_count when skipping USE and CLOBBER.
7180 2007-02-21 Nick Clifton <nickc@redhat.com>
7182 * common.opt (Warray-bounds): Add Warning attribute.
7183 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
7185 (fsized-zeroes): Add Optimization attribute.
7186 (fsplit-wide-types, ftree-scev-cprop): Likewise.
7187 * c.opt (Wc++0x-compat): Add Warning attribute.
7189 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7192 * reload1.c (eliminate_regs_in_insn): In the single_set special
7193 case, attempt to re-recognize the insn before falling back to
7194 having reload fix it up.
7196 2007-02-20 Eric Christopher <echristo@gmail.com>
7198 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
7199 Rewrite accordingly.
7200 (frv_read_iacc_argument): Ditto.
7201 (frv_expand_set_builtin): Take a call instead of arglist, update for
7203 (frv_expand_unop_builtin): Ditto.
7204 (frv_expand_binop_builtin): Ditto.
7205 (frv_expand_cut_builtin): Ditto.
7206 (frv_expand_binopimm_builtin): Ditto.
7207 (frv_expand_voidbinop_builtin): Ditto.
7208 (frv_expand_int_void2arg): Ditto.
7209 (frv_expand_prefetches): Ditto.
7210 (frv_expand_voidtriop_builtin): Ditto.
7211 (frv_expand_voidaccop_builtin): Ditto.
7212 (frv_expand_load_builtin): Ditto.
7213 (frv_expand_store_builtin): Ditto.
7214 (frv_expand_mdpackh_builtin): Ditto.
7215 (frv_expand_mclracc_builtin): Ditto.
7216 (frv_expand_mrdacc_builtin): Ditto.
7217 (frv_expand_mwtacc_builtin): Ditto.
7218 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
7221 2007-02-20 Janis Johnson <janis187@us.ibm.com>
7223 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
7224 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
7226 (HAVE_GAS_DFP): Check for assembler support of decimal floating
7228 * configure: Regenerate.
7229 * config.in: Regenerate.
7230 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
7231 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
7232 masks to power6 and power6x and to POWERPC_MASKS.
7233 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7235 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
7236 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
7237 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7238 Access PROTOTYPE as variable, not mask.
7240 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7242 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
7243 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
7244 * combine.c (adjust_for_new_dest): Use it.
7245 * postreload.c (reload_combine): Likewise.
7247 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7249 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
7250 notes on an insn with multiple sets, even if single_set returns
7251 non-NULL for that insn.
7253 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7255 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
7258 2007-02-20 Geoffrey Keating <geoffk@apple.com>
7260 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
7261 if user didn't pass it.
7262 * config/i386/darwin.h (CC1_SPEC): Likewise.
7263 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
7264 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
7265 -mmacosx-version-min.
7267 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7268 Uros Bizjak <ubizjak@gmail.com>
7270 * optabs.h (enum optab_index): Add new OTI_scalb.
7271 (scalb_optab): Define corresponding macro.
7272 * optabs.c (init_optabs): Initialize scalb_optab.
7273 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
7275 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
7276 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
7277 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
7278 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
7279 flag_unsafe_math_optimizations is set.
7281 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
7282 to implement scalbf, scalb and scalbl built-ins as inline x87
7285 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7286 DJ Delorie <dj@redhat.com>
7289 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
7290 (diagnostic_report_diagnostic): ... here, and turn them into real
7291 errors. If warnings are inhibited, no need to do anything.
7293 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
7295 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
7296 better code generation.
7298 2007-02-20 Ben Elliston <bje@au.ibm.com>
7300 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
7302 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
7304 * config/alpha/alpha.c, config/alpha/alpha.md,
7305 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
7306 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
7307 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
7308 config/arm/lib1funcs.asm: Follow spelling conventions.
7310 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
7311 config/fr30/fr30.md, config/i386/i386.h,
7312 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7313 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
7314 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
7315 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
7316 config/rs6000/altivec.md, config/rs6000/rs6000.c,
7317 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
7318 config/sparc/sparc.c, config/sparc/sparc.h,
7319 config/sparc/sparc.md, config/spu/constraints.md,
7320 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
7323 2007-02-20 Alan Modra <amodra@bigpond.net.au>
7326 * varasm.c (use_blocks_for_decl_p): Return false for decls with
7329 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7331 * doc/invoke.texi (-ftree-lrs): Remove.
7333 2007-02-19 Diego Novillo <dnovillo@redhat.com>
7335 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
7338 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
7340 * config/ia64/ia64.c (ia64_expand_builtin): Use the
7341 new CALL_EXPR_FN macro for retrieving the function
7342 declaration of the input expression.
7344 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7346 * c.opt (Waddress): New.
7347 * common.opt (Walways-true): Delete.
7348 (Wstring-literal-comparison): Delete.
7349 * doc/invoke.texi (Warning Options): Delete -Walways-true and
7350 -Wstring-literal-comparison. Add -Waddress.
7352 (Walways-true): Delete.
7353 (Wstring-literal-comparison): Delete.
7354 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
7355 consistently instead of -Walways-true in example.
7356 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
7357 * c-typeck.c (parser_build_binary_op): Replace
7358 -Wstring-literal-comparison and -Walways-true with -Waddress.
7359 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
7362 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7364 * tree-cfg.c (dump_function_to_file): Be prepared for functions
7365 without DECL_STRUCT_FUNCTION initialized.
7367 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7369 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
7370 due to calls to functions taking pointers as parameters.
7372 2007-02-19 Richard Henderson <rth@redhat.com>
7375 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
7378 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
7380 * config/s390/s390.c (s390_call_saved_register_used,
7381 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
7382 accessed to the new scheme.
7384 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7386 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
7387 (cris_print_index, cris_print_operand, cris_print_operand_address)
7388 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
7389 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
7390 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
7392 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
7393 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
7394 GO_IF_LEGITIMATE_ADDRESS): Ditto.
7395 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
7396 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
7397 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
7398 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
7399 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
7400 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
7401 (uminsi3, call, call_value): Ditto.
7402 (define_split: indir_to_reg_split, unnamed): Ditto.
7404 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
7406 PR tree-optimization/30975
7407 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
7410 2007-02-18 Eric Christopher <echristo@gmail.com>
7412 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
7413 Remove use of arglist.
7414 (mips_expand_builtin): Remove use of arglist, pass in expr.
7415 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
7416 (mips_expand_builtin_movtf): Ditto.
7417 (mips_expand_builtin_compare): Ditto.
7419 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7421 * tree-sra.c (sra_build_assignment): Replace assertion
7422 checking with a comment explaining why it can't be done.
7424 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7427 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
7428 during CALL_EXPR representation conversion.
7429 * tree-ssa-propagate.c (set_rhs): Likewise.
7431 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7433 * tree-sra.c (sra_build_assignment): Disable assertion checking
7436 2007-02-18 Roger Sayle <roger@eyesopen.com>
7438 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
7439 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7440 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
7442 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
7443 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
7444 gimplify_init_ctor_eval_range, gimple_push_cleanup,
7445 gimplify_omp_for, gimplify_omp_atomic_pipeline,
7446 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
7447 force_gimple_operand): Likewise.
7448 * ipa-cp.c (constant_val_insert): Likewise.
7449 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
7450 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
7451 perfect_nestify): Likewise.
7452 * langhooks.c (lhd_omp_assignment): Likewise.
7453 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
7454 lower_copyprivate_clauses, lower_send_clauses,
7455 lower_send_shared_vars, expand_parallel_call,
7456 expand_omp_for_generic, expand_omp_for_static_nochunk,
7457 expand_omp_for_static_chunk, expand_omp_sections,
7458 lower_omp_single_copy, lower_omp_for_lastprivate,
7459 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
7460 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7461 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
7464 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7466 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
7467 config/sh/sh.md: Follow spelling conventions.
7469 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
7470 config/frv/predicates.md: Follow spelling conventions.
7472 * config/m68k/linux-unwind.h: Fix a comment typo.
7473 * target.h: Follow spelling conventions.
7475 2007-02-18 Roger Sayle <roger@eyesopen.com>
7477 PR rtl-optimization/28173
7478 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
7479 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
7480 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
7481 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
7482 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
7484 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7486 * builtins.c (fold_builtin_load_exponent): New.
7487 (fold_builtin_2): Use it.
7489 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
7491 PR rtl-optimization/30773
7492 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
7493 if we fail to attach a REG_EQUIV note.
7495 2007-02-18 David Edelsohn <edelsohn@gnu.org>
7496 Roger Sayle <roger@eyesopen.com>
7498 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
7500 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7502 * calls.c (initialize_argument_information): Pass original EXP
7503 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
7504 code to split complex arguments here, as part of initializing the
7506 (expand_call): Remove code that builds a list of arguments and
7507 inserts implicit arguments into it. Instead, just count how many
7508 implicit arguments there will be so we can determine the size of
7509 the ARGS array, and let initialize_argument_information do the work.
7510 (split_complex_values): Delete unused function.
7512 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7514 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
7516 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7518 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
7519 for arg pointer based indexed addressing.
7521 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7523 * config/ia64/ia64.h, config/ia64/ia64.md,
7524 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
7525 spelling conventions.
7527 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7529 * config/m68k/m68k.c (split_di): New.
7530 * config/m68k/m68k-protos.h: Declare split_di.
7531 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
7532 Improve predicate handling and split constant shifts.
7534 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7536 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
7537 parameter for register bitfield operations, general predicates
7540 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7542 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
7543 * config/m68k/linux-unwind.h: New file.
7545 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7547 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
7548 config/i386/athlon.md, config/ia64/ia64.md,
7549 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
7550 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
7551 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
7552 tree-ssa-loop-niter.c, tree-vect-analyze.c,
7553 tree-vect-transform.c: Fix comment typos.
7555 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
7557 * sched-deps.c (find_insn_list): Remove.
7558 * sched-int.h: Remove the prototype for find_insn_list.
7560 2007-02-16 Geoffrey Keating <geoffk@apple.com>
7562 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
7564 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
7565 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
7566 darwin_rs6000_override_options.
7567 (C_COMMON_OVERRIDE_OPTIONS): Expect
7568 darwin_macosx_version_min to be non-NULL always.
7569 (TARGET_C99_FUNCTIONS): Likewise.
7570 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
7571 (DARWIN_MINVERSION_SPEC): New.
7572 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
7573 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
7575 (DARWIN_MINVERSION_SPEC): New.
7576 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
7578 * config/darwin-c.c (darwin_cpp_builtins): Expect
7579 darwin_macosx_version_min to be non-NULL always.
7581 * config/rs6000/rs6000.c: Clean up trailing whitespace.
7583 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
7585 * config/i386/i386.h (x86_use_xchgb): New.
7586 (TARGET_USE_XCHGB): New macro.
7587 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
7588 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
7589 Split after reload into bswaphi for shifts of 8.
7590 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
7591 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
7592 or when optimizing for size.
7594 2007-02-16 Richard Guenther <rguenther@suse.de>
7595 Christian Bruel <christian.bruel@st.com>
7597 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
7598 DECLs but prefer SSA_NAMEs over DECLs.
7600 2007-02-16 Richard Guenther <rguenther@suse.de>
7602 * tree-flow-inline.h (single_imm_use_p): Remove.
7603 (zero_imm_uses_p): Likewise.
7604 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
7605 instead of single_imm_use_p.
7606 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
7609 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7612 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
7613 nested double- and backquotes.
7615 2007-02-15 Roger Sayle <roger@eyesopen.com>
7618 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
7619 should be unreachable.
7620 (build2_stat): Allow construction of MODIFY_EXPR at any time.
7621 For the time being redirect GIMPLE_MODIFY_STMT to the new
7622 (renamed) build_gimple_modify_stmt_stat.
7623 (build2_gimple_stat): Rename to...
7624 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
7625 Always build a GIMPLE_MODIFY_STMT node.
7626 * tree.h (build2_gimple, build2_gimple_stat): Delete.
7627 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
7630 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
7631 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
7632 * tree-complex.c (set_component_ssa_name, expand_complex_move,
7633 expand_complex_div_wide): Likewise.
7634 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
7635 * tree-ssa-loop-im.c (schedule_sm): Likewise.
7636 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
7637 * tree-ssa-loop-manip.c (create_iv): Likewise.
7638 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
7639 abs_replacement): Likewise.
7640 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
7641 realify_fake_stores): Likewise.
7643 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
7644 node rather than a GIMPLE_MODIFY_STMT node.
7645 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
7646 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
7648 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
7649 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
7652 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7655 * fold-const.c (fold_comparison): Add back the
7656 folding of constant complex comparisions.
7658 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7661 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
7662 effects unknown to this function, return early.
7664 2007-02-15 Ian Lance Taylor <iant@google.com>
7666 * lower-subreg.c (move_eh_region_note): New static function.
7667 (resolve_simple_move): Call it.
7668 (decompose_multiword_subregs): Track blocks for which we resolve a
7669 simple move which is also a control flow insn. Pass them to
7670 find_many_sub_basic_blocks.
7671 (pass_lower_subreg): Add TODO_verify_flow.
7672 (pass_lower_subreg2): Likewise.
7674 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7675 Brooks Moses <brooks.moses@codesourcery.com>
7676 Lee Millward <lee.millward@codesourcery.com>
7678 * tree.h (enum tree_code_class): Add tcc_vl_exp.
7679 (VL_EXP_CLASS_P): New.
7680 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
7682 (TREE_OPERAND_CHECK_CODE): Likewise.
7683 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
7684 (TREE_RTL_OPERAND_CHECK): Likewise.
7685 (tree_operand_check_failed): Make second parameter the whole tree
7686 instead of its code. Fixed callers.
7687 (VL_EXP_CHECK): New.
7688 (TREE_OPERAND_LENGTH): New.
7689 (VL_EXP_OPERAND_LENGTH): New.
7690 (CALL_EXPR_FN): New.
7691 (CALL_EXPR_STATIC_CHAIN): New.
7692 (CALL_EXPR_ARGS): New.
7693 (CALL_EXPR_ARG): New.
7694 (call_expr_nargs): New.
7695 (CALL_EXPR_ARGP): New.
7696 (build_nt_call_list): Declare.
7697 (build_vl_exp_stat): Declare.
7698 (build_vl_exp): New.
7699 (build_call_list): Declare.
7700 (build_call_nary): Declare.
7701 (build_call_valist): Declare.
7702 (build_call_array): Declare.
7703 (call_expr_arg): Declare.
7704 (call_expr_argp): Declare.
7705 (call_expr_arglist): Declare.
7706 (fold_build_call_list): Declare.
7707 (fold_build_call_list_initializer): Declare.
7708 (fold_call_expr): Declare to replace fold_builtin.
7709 (fold_builtin_fputs): Update to agree with modified definition.
7710 (fold_builtin_strcpy): Likewise.
7711 (fold_builtin_strncpy): Likewise.
7712 (fold_builtin_memory_chk): Likewise.
7713 (fold_builtin_stxcpy_chk): Likewise.
7714 (fold_builtin_strncpy_chk): Likewise.
7715 (fold_builtin_next_arg): Likewise.
7716 (fold_build_call_expr): Declare.
7717 (fold_builtin_call_list): Declare.
7718 (fold_builtin_call_valist): Declare.
7719 (build_call_expr): Declare.
7720 (validate_arglist): Update to agree with modified definition.
7721 (tree_operand_length): New.
7722 (call_expr_arg_iterator): New.
7723 (init_call_expr_arg_iterator): New.
7724 (next_call_expr_arg): New.
7725 (first_call_expr_arg): New.
7726 (more_call_expr_args_p): New.
7727 (FOR_EACH_CALL_EXPR_ARG): New.
7729 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
7730 and tcc_gimple_stmt.
7731 (tree_code_size): Update documentation. Use sizeof (tree) rather
7732 than sizeof (char *).
7733 (tree_size): Likewise. Add case for tcc_vl_exp.
7734 (tree_node_structure): Add case for tcc_vl_exp.
7735 (contains_placeholder_p): Likewise.
7736 (substitute_in_expr): Likewise.
7737 (substitute_placeholder_in_expr): Likewise.
7738 (stabilize_reference_1): Likewise.
7739 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
7740 to diagnose breakage of this interface for constructing CALL_EXPRs.
7741 (build_nt): Add similar assertion here.
7742 (build_nt_call_list): New.
7743 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
7744 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
7746 (get_callee_fndecl): Use new CALL_EXPR accessors.
7747 (tree_operand_check_failed): Change parameters to pass entire node
7748 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
7749 (process_call_operands): New.
7750 (build_vl_exp_stat): New.
7751 (build_call_list): New.
7752 (build_call_nary): New.
7753 (build_call_valist): New.
7754 (build_call_array): New.
7755 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7756 (call_expr_arglist): New.
7758 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7759 tcc_vl_exp instead of a fixed-size tcc_expression.
7761 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7762 accessors for CALL_EXPRs.
7763 (AGGR_INIT_EXPR): Likewise.
7765 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7766 Brooks Moses <brooks.moses@codesourcery.com>
7767 Lee Millward <lee.millward@codesourcery.com>
7769 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7770 (expand_builtin_nonlocal_goto): Change parameter to be entire
7771 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7772 (expand_builtin_prefetch): Likewise.
7773 (expand_builtin_classify_type): Likewise.
7774 (mathfn_built_in): Return NULL_TREE instead of 0.
7775 (expand_errno_check): Use new CALL_EXPR accessors.
7776 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7777 Return NULL_RTX instead of 0.
7778 (expand_builtin_mathfn_2): Likewise.
7779 (expand_builtin_mathfn_3): Likewise.
7780 (expand_builtin_interclass_mathfn): Likewise.
7781 (expand_builtin_sincos): Likewise.
7782 (expand_builtin_cexpi): Likewise.
7783 (expand_builtin_int_roundingfn): Likewise.
7784 (expand_builtin_int_roundingfn_2): Likewise.
7785 (expand_builtin_pow): Likewise.
7786 (expand_builtin_powi): Likewise.
7787 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7788 of arglist, fixing callers appropriately. Use new CALL_EXPR
7789 accessors and constructors. Return NULL_RTX instead of 0.
7790 (expand_builtin_strstr): Likewise.
7791 (expand_builtin_strchr): Likewise.
7792 (expand_builtin_strrchr): Likewise.
7793 (expand_builtin_strpbrk): Likewise.
7794 (expand_builtin_memcpy): Likewise.
7795 (expand_builtin_mempcpy): Likewise.
7796 (expand_builtin_mempcpy_args): New.
7797 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7798 (expand_builtin_memmove_args): New.
7799 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7800 (expand_movstr): Likewise.
7801 (expand_builtin_strcpy): Likewise.
7802 (expand_builtin_strcpy_args): New.
7803 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7804 (expand_builtin_strncpy): Likewise.
7805 (expand_builtin_memset): Likewise.
7806 (expand_builtin_memset_args): New.
7807 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7808 (expand_builtin_memcmp): Likewise.
7809 (expand_builtin_strcmp): Likewise.
7810 (expand_builtin_strncmp): Likewise.
7811 (expand_builtin_strcat): Likewise.
7812 (expand_builtin_strncat): Likewise.
7813 (expand_builtin_strspn): Likewise.
7814 (expand_builtin_strcspn): Likewise.
7815 (expand_builtin_args_info): Likewise.
7816 (expand_builtin_va_start): Likewise.
7817 (gimplify_va_arg_expr): Likewise.
7818 (expand_builtin_va_end): Likewise.
7819 (expand_builtin_va_copy): Likewise.
7820 (expand_builtin_frame_address): Likewise.
7821 (expand_builtin_alloca): Likewise.
7822 (expand_builtin_bswap): Likewise.
7823 (expand_builtin_unop): Likewise.
7824 (expand_builtin_fputs): Likewise.
7825 (expand_builtin_expect): Likewise.
7826 (expand_builtin_fabs): Likewise.
7827 (expand_builtin_copysign): Likewise.
7828 (expand_builtin_printf): Likewise.
7829 (expand_builtin_fprintf): Likewise.
7830 (expand_builtin_sprintf): Likewise.
7831 (expand_builtin_init_trampoline): Likewise.
7832 (expand_builtin_signbit): Likewise.
7833 (expand_builtin_fork_or_exec): Likewise.
7834 (expand_builtin_sync_operation): Likewise.
7835 (expand_builtin_compare_and_swap): Likewise.
7836 (expand_builtin_lock_test_and_set): Likewise.
7837 (expand_builtin_lock_release): Likewise.
7838 (expand_builtin): Likewise.
7839 (builtin_mathfn_code): Likewise.
7841 (fold_builtin_constant_p): Pass call arguments individually instead
7842 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7843 accessors and constructors. Return NULL_TREE instead of 0.
7844 (fold_builtin_expect): Likewise.
7845 (fold_builtin_classify_type): Likewise.
7846 (fold_builtin_strlen): Likewise.
7847 (fold_builtin_nan): Likewise.
7848 (integer_valued_real_p): Likewise.
7849 (fold_trunc_transparent_mathfn): Likewise.
7850 (fold_fixed_mathfn): Likewise.
7851 (fold_builtin_cabs): Likewise.
7852 (fold_builtin_sqrt): Likewise.
7853 (fold_builtin_cbrt): Likewise.
7854 (fold_builtin_cos): Likewise.
7855 (fold_builtin_cosh): Likewise.
7856 (fold_builtin_tan): Likewise.
7857 (fold_builtin_sincos): Likewise.
7858 (fold_builtin_cexp): Likewise.
7859 (fold_builtin_trunc): Likewise.
7860 (fold_builtin_floor): Likewise.
7861 (fold_builtin_ceil): Likewise.
7862 (fold_builtin_round): Likewise.
7863 (fold_builtin_int_roundingfn): Likewise.
7864 (fold_builtin_bitop): Likewise.
7865 (fold_builtin_bswap): Likewise.
7866 (fold_builtin_logarithm): Likewise.
7867 (fold_builtin_hypot): Likewise.
7868 (fold_builtin_pow): Likewise.
7869 (fold_builtin_powi): Likewise.
7870 (fold_builtin_exponent): Likewise.
7871 (fold_builtin_memset): Likewise.
7872 (fold_builtin_bzero): Likewise.
7873 (fold_builtin_memory_op): Likewise.
7874 (fold_builtin_bcopy): Deleted; call site changed to invoke
7875 fold_builtin_memory_op directly.
7876 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7877 (fold_builtin_strncpy): Likewise.
7878 (fold_builtin_memcmp): Likewise.
7879 (fold_builtin_strcmp): Likewise.
7880 (fold_builtin_strncmp): Likewise.
7881 (fold_builtin_signbit): Likewise.
7882 (fold_builtin_copysign): Likewise.
7883 (fold_builtin_isascii): Likewise.
7884 (fold_builtin_toascii): Likewise.
7885 (fold_builtin_isdigit): Likewise.
7886 (fold_builtin_fabs): Likewise.
7887 (fold_builtin_abs): Likewise.
7888 (fold_builtin_fmin_fmax): Likewise.
7889 (fold_builtin_carg): Likewise.
7890 (fold_builtin_classify): Likewise.
7891 (fold_builtin_unordered_cmp): Likewise.
7893 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7894 New functions split out from fold_builtin_1.
7895 (fold_builtin_n): New.
7896 (fold_builtin_varargs): New.
7897 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7899 (fold_call_expr): New.
7900 (build_function_call_expr): Rewrite to use new helper function.
7901 (fold_builtin_call_list): New.
7902 (build_call_expr): New.
7903 (fold_builtin_call_valist): New.
7904 (rewrite_call_expr): New.
7905 (validate_arg): New.
7906 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7907 of an arglist. Change return type to bool. Use new CALL_EXPR
7910 (fold_builtin_strstr): Pass call arguments individually instead
7911 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7912 accessors and constructors. Return NULL_TREE instead of 0.
7913 (fold_builtin_strchr): Likewise.
7914 (fold_builtin_strrchr): Likewise.
7915 (fold_builtin_strpbrk): Likewise.
7916 (fold_builtin_strcat): Likewise.
7917 (fold_builtin_strncat): Likewise.
7918 (fold_builtin_strspn): Likewise.
7919 (fold_builtin_strcspn): Likewise.
7920 (fold_builtin_fputs): Likewise.
7921 (fold_builtin_next_arg): Likewise.
7922 (fold_builtin_sprintf): Likewise.
7924 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7925 NULL_RTX instead of 0.
7926 (expand_builtin_memory_chk): Likewise.
7927 (maybe_emit_chk_warning): Likewise.
7928 (maybe_emit_sprintf_chk_warning): Likewise.
7930 (fold_builtin_object_size): Pass call arguments individually instead
7931 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7932 accessors and constructors. Return NULL_TREE instead of 0.
7933 (fold_builtin_memory_chk): Likewise.
7934 (fold_builtin_stxcpy_chk): Likewise.
7935 (fold_builtin_strncpy_chk): Likewise.
7936 (fold_builtin_strcat_chk): Likewise.
7937 (fold_builtin_strcat_chk): Likewise.
7938 (fold_builtin_strncat_chk): Likewise.
7939 (fold_builtin_sprintf_chk): Likewise.
7940 (fold_builtin_snprintf_chk): Likewise.
7941 (fold_builtin_printf): Likewise.
7942 (fold_builtin_vprintf): Likewise.
7944 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7946 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7947 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7948 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7949 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7950 (fold_unary): Likewise.
7951 (fold_binary): Likewise.
7952 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7953 ternary expressions.
7954 (fold): Add logic for tcc_vl_exp.
7955 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7956 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7957 (fold_build3_stat): Add assertion to flag broken interface for
7958 constructing CALL_EXPRs.
7959 (fold_build_call_list): New.
7960 (fold_build_call_list_initializer): New.
7961 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7963 (fold_strip_sign_ops): Likewise.
7965 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7966 Brooks Moses <brooks.moses@codesourcery.com>
7967 Lee Millward <lee.millward@codesourcery.com>
7969 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7970 accessors and dump arguments explicitly.
7972 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7974 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7976 (print_call_name): Use new CALL_EXPR accessors.
7978 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7979 CALL_EXPR arguments explicitly instead of as a list. Use
7980 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7982 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7983 (vrp_visit_stmt): Likewise.
7985 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7986 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7988 (force_move_till_expr): Likewise.
7990 * targhooks.c (default_external_stack_protect_fail): Use
7991 build_call_expr instead of build_function_call_expr.
7992 (default_hidden_stack_protect_fail): Likewise.
7994 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7997 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7998 and walk arguments explicitly.
8000 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
8001 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8002 (expand_simple_operations): Likewise.
8003 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
8005 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
8006 of TREE_CODE_LENGTH.
8007 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
8009 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
8010 instead of TREE_CODE_LENGTH.
8012 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
8013 (tree_ic_transform): Likewise.
8014 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
8015 parameter instead of arglist. Fix callers.
8016 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
8017 (tree_stringops_transform): Likewise.
8018 (tree_indirect_call_to_profile): Likewise.
8019 (tree_stringops_values_to_profile): Likewise.
8021 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
8022 (eliminate_tail_call): Likewise.
8024 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
8026 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8027 Use TREE_OPERAND_LENGTH and generalize to handle any number of
8029 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
8031 * omp-low.c (build_omp_barrier): Use build_call_expr.
8032 (lower_rec_input_clauses): Likewise.
8033 (lower_reduction_clauses): Likewise.
8034 (expand_parallel_call): Likewise.
8035 (maybe_catch_exception): Likewise.
8036 (expand_omp_for_generic): Likewise.
8037 (expand_omp_for_static_nochunk): Likewise.
8038 (expand_omp_sections): Likewise.
8039 (lower_omp_single_simple): Likewise.
8040 (lower_omp_single_copy): Likewise.
8041 (lower_omp_master): Likewise.
8042 (lower_omp_ordered): Likewise.
8043 (lower_omp_critical): Likewise.
8045 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
8046 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
8048 * tree-gimple.c (is_gimple_call_addr): Fix doc.
8049 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
8050 TREE_CODE_LENGTH. Add tcc_vl_exp case.
8052 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
8053 and generalize to handle any number of operands.
8054 (chrec_contains_undetermined): Likewise.
8055 (tree_contains_chrecs): Likewise.
8056 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
8058 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
8060 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
8061 fold_call_expr instead of fold_builtin.
8062 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
8063 match declarations there.
8064 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
8067 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
8068 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8070 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
8071 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
8073 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
8076 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
8077 (execute_cse_sincos): Use new CALL_EXPR accessors.
8079 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
8081 * gimple-low.c (lower_function_body): Use build_call_expr.
8082 (lower_builtin_setjmp): Likewise.
8084 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
8085 (set_storage_via_libcall): Likewise.
8086 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
8087 instead of TREE_CODE_LENGTH.
8088 (expand_expr_real_1): Use new CALL_EXPR accessors.
8090 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
8091 generalize to handle any number of operands.
8092 (TB_parent_eq): Likewise.
8094 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
8095 (strip_builtin_expect): Likewise.
8097 * function.c (gimplify_parameters): Use build_call_expr.
8099 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
8100 instead of TREE_CODE_LENGTH.
8102 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
8103 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
8105 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
8108 * gimplify.c (build_stack_save_restore): Use build_call_expr.
8109 (gimplify_decl_expr): Likewise.
8110 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
8111 Use new CALL_EXPR iterators.
8112 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
8113 (gimplify_modify_expr_to_memset): Likewise.
8114 (gimplify_variable_sized_compare): Likewise.
8115 (gimplify_omp_atomic_fetch_op): Likewise.
8116 (gimplify_omp_atomic_pipeline): Likewise.
8117 (gimplify_omp_atomic_mutex): Likewise.
8118 (gimplify_function_tree): Likewise.
8120 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
8121 (call_expr_flags): Likewise.
8122 (expand_call): Likewise.
8124 * except.c (expand_builtin_eh_return_data_regno): Pass entire
8125 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
8128 * coverage.c (create_coverage): Use build_call_expr.
8130 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
8131 (temp_call_expr_obstack): New.
8132 (pool_copy_list): Delete.
8133 (temp_copy_call_expr): New.
8134 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
8135 CALL_EXPR accessors. Get rid of special goo for copying argument
8136 lists and use temp_copy_call_expr instead.
8137 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
8138 CALL_EXPR accessors.
8139 (create_expression_by_pieces): Likewise. Use build_call_array
8140 to construct the result instead of fold_build3.
8141 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
8142 dealing with argument lists.
8143 (init_pre): Remove references to expression_node_pool and
8144 list_node_pool. Init temp_call_expr_obstack instead.
8145 (fini_pre): Remove references to expression_node_pool and
8148 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
8149 and walk arguments explicitly instead of as a list.
8151 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
8152 (mx_register_decls): Likewise.
8153 (mudflap_register_call): Likewise.
8154 (mudflap_finish_file): Likewise.
8156 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
8157 (ipa_callsite_compute_param): Likewise.
8159 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
8160 accessors and constructor.
8162 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
8163 accessors and constructor.
8164 (convert_tramp_reference): Likewise.
8165 (convert_call_expr): Likewise.
8166 (finalize_nesting_tree_1): Likewise.
8168 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
8171 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
8173 * tree-inline.c (initialize_inlined_parameters): Pass entire
8174 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
8176 (estimate_num_insns_1): Use new CALL_EXPR accessors.
8177 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
8179 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
8180 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8181 (vectorizable_reduction): Likewise.
8182 (vectorizable_call): Use new CALL_EXPR iterators.
8183 (vectorizable_conversion): Use build_call_expr.
8184 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
8185 (vect_gen_widened_results_half): Use build_call_expr.
8186 (vect_setup_realignment): Likewise.
8187 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
8189 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
8190 (pass_through_call): Likewise.
8191 (compute_object_sizes): Likewise. Use fold_call_expr instead of
8194 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
8195 (tree_gen_pow2_profiler): Likewise.
8196 (tree_gen_one_value_profiler): Likewise.
8197 (tree_gen_ic_func_profiler): Likewise.
8198 (tree_gen_average_profiler): Likewise.
8199 (tree_gen_ior_profiler): Likewise.
8201 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
8202 (find_func_aliases): Use new CALL_EXPR accessors. Add case
8203 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8205 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
8206 of TREE_CODE_LENGTH.
8208 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
8209 of TREE_CODE_LENGTH.
8211 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
8213 (convert_to_integer): Likewise.
8215 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
8218 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8219 Brooks Moses <brooks.moses@codesourcery.com>
8220 Lee Millward <lee.millward@codesourcery.com>
8222 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
8224 * config/frv/frv.c (frv_expand_builtin): Likewise.
8225 * config/s390/s390.c (s390_expand_builtin): Likewise.
8227 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
8228 (sparc_expand_builtin): Use new CALL_EXPR accessors.
8230 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
8231 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
8232 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
8233 (ix86_expand_store_builtin): Likewise.
8234 (ix86_expand_unop_builtin): Likewise.
8235 (ix86_expand_unop1_builtin): Likewise.
8236 (ix86_expand_sse_compare): Likewise.
8237 (ix86_expand_sse_comi): Likewise.
8238 (ix86_expand_vec_init_builtin): Likewise.
8239 (ix86_expand_vec_ext_builtin): Likewise.
8240 (ix86_expand_vec_set_builtin): Likewise.
8241 (ix86_expand_builtin): Use new CALL_EXPR accessors.
8243 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
8244 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
8246 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
8247 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8248 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
8250 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
8252 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8253 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
8254 arglist. Use new CALL_EXPR accessors. Fix callers.
8255 (altivec_expand_abs_builtin): Likewise.
8256 (rs6000_expand_binop_builtin): Likewise.
8257 (altivec_expand_predicate_builtin): Likewise.
8258 (altivec_expand_lv_builtin): Likewise.
8259 (spe_expand_stv_builtin): Likewise.
8260 (altivec_expand_stv_builtin): Likewise.
8261 (rs6000_expand_ternop_builtin): Likewise.
8262 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
8263 (altivec_expand_st_builtin): Likewise.
8264 (altivec_expand_dst_builtin): Likewise.
8265 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
8266 arglist. Use new CALL_EXPR accessors. Fix callers.
8267 (altivec_expand_vec_set_builtin): Likewise.
8268 (altivec_expand_vec_ext_builtin): Likewise.
8269 (altivec_expand_builtin): Use new CALL_EXPR accessors.
8270 (spe_expand_builtin): Likewise.
8271 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
8272 arglist. Use new CALL_EXPR accessors. Fix callers.
8273 (spe_expand_evsel_builtin): Likewise.
8274 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
8275 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
8277 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
8278 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8279 (arm_expand_unop_builtin): Likewise.
8280 (arm_expand_builtin): Use new CALL_EXPR accessors.
8282 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
8285 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
8286 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8287 (bfin_expand_unop_builtin): Likewise.
8288 (bfin_expand_builtin): Use new CALL_EXPR accessors.
8290 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8291 Brooks Moses <brooks.moses@codesourcery.com>
8292 Lee Millward <lee.millward@codesourcery.com>
8294 * c-semantics.c (build_stmt): Add internal diagnostic check.
8296 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
8297 accessors. Print arguments explicitly instead of as a list.
8299 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
8301 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
8302 (c_finish_omp_flish): Likewise.
8304 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
8305 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
8306 instead of TREE_CODE_LENGTH.
8307 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
8308 (c_warn_unused_result): Likewise.
8310 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8313 * doc/invoke.texi (Warning Options): Remove
8314 -Werror-implicit-function-declaration.
8315 (Wimplicit-function-declaration): Update description.
8316 * opts.c (common_handle_option): Move handling of -Werror=* to...
8317 (enable_warning_as_error): ...here.
8318 * opts.h (enable_warning_as_error): Declare.
8319 * c-decl.c (implicit_decl_warning): Unless
8320 -Wno-implicit-function-declaration is given, emit a pedwarn if
8321 -std=c99 or emit a warning if -Wimplicit-function-declaration.
8322 * c.opt (Wimplicit-function-declaration): Replace
8323 mesg_implicit_function_declaration with
8324 warn_implicit_function_declaration.
8325 * c-opts.c (c_common_handle_option):
8326 -Werror-implicit-function-declaration is exactly equal as
8327 -Werror=implicit-function-declaration.
8328 (set_Wimplicit): Replace mesg_implicit_function_declaration with
8329 warn_implicit_function_declaration.
8330 (c_common_post_options): -Wimplict-function-declaration is enabled
8331 by default by -std=c99, otherwise is disabled by default.
8332 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
8334 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8336 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
8337 DECL on the rhs to a DECL on the lhs for debug info purposes if the
8338 former is ignored but not the latter.
8340 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8342 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
8343 is made and the reference doesn't use the alias set of its type,
8344 do not create the temporary using that type.
8346 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
8348 * jump.c: Remove prototypes for delete_computation and
8349 delete_prior_computation.
8351 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8353 * jump.c (get_label_after): Delete.
8354 (get_label_before, delete_computation, delete_jump,
8355 delete_prior_computation, follow_jumps): Move...
8356 * reorg.c (delete_computation, delete_prior_computation): ... here...
8357 (get_label_before, delete_jump): ... making these static ...
8358 (follow_jumps): ... and simplifying this since it only runs after
8360 * rtl.h (get_label_after, get_label_before, delete_jump,
8361 follow_jumps): Delete prototypes.
8363 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8365 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
8367 2007-02-15 Nick Clifton <nickc@redhat.com>
8369 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
8370 order to prevent it from being munged by the target.
8372 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
8374 * config/i386/i386.md: Remove misleading comment.
8376 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8378 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
8379 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
8382 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8384 * tree-sra.c (instantiate_missing_elements): Canonicalize
8386 (sra_build_assignment): New.
8387 (generate_copy_inout, generate_element_copy,
8388 generate_element_zero, generate_one_element_init): Use it.
8390 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8392 * tree-sra.c (instantiate_missing_elements): Canonicalize
8394 (sra_build_assignment): New.
8395 (generate_copy_inout, generate_element_copy,
8396 generate_element_zero, generate_one_element_init): Use it.
8398 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8400 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
8403 2007-02-14 Joseph Myers <joseph@codesourcery.com>
8405 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
8406 types as aggregates not scalars.
8407 * function.c (assign_stack_temp_for_type): Likewise.
8409 2007-02-14 Roger Sayle <roger@eyesopen.com>
8410 Zdenek Dvorak <dvorakz@suse.cz>
8412 * tree-dump.c (dump_switch_p_1): Require exact match of the option
8415 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
8417 * passes.c (next_pass_1): Clear the next field of the copied
8420 2007-02-14 Richard Henderson <rth@redhat.com>
8422 * tree-sra.c (early_sra): New.
8423 (decl_can_be_decomposed_p): Deny va_list if early_sra.
8424 (tree_sra_early, pass_sra_early): New.
8425 * tree-pass.h (pass_sra_early): Declare.
8426 * passes.c (init_optimization_passes): Use it.
8428 2007-02-14 Richard Guenther <rguenther@suse.de>
8430 * flags.h (issue_strict_overflow_warning): Convert to a macro.
8432 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
8434 PR tree-optimization/30771
8435 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
8437 (vect_analyze_operations): Induction phis can now be marked as
8439 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
8440 Update documentation accordingly.
8442 2007-02-14 Nick Clifton <nickc@redhat.com>
8444 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
8445 most 3 arguments are supported.
8446 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
8448 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
8450 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
8451 Ensure dst->current is valid.
8453 2007-02-13 Paul Brook <paul@codesourcery.com>
8455 * config.gcc: Add arm*-*-uclinux-*eabi.
8456 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
8457 (SUBTARGET_EXTRA_LINK_SPEC): Define.
8458 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
8459 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
8460 (LINK_SPEC): Define.
8462 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
8464 * config/arm/uclinux-eabi.h: New file.
8465 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
8466 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
8469 2007-02-13 Ian Lance Taylor <iant@google.com>
8471 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
8472 * flags.h (warn_strict_overflow): Declare.
8473 (enum warn_strict_overflow_code): Define.
8474 (issue_strict_overflow_warning): New static inline function.
8475 * opts.c (warn_strict_overflow): New variable.
8476 (common_handle_option): Handle OPT_Wstrict_overflow and
8477 OPT_Wstrict_overflow_.
8478 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
8480 * fold-const.c: Include intl.h.
8481 (fold_deferring_overflow_warnings): New static variable.
8482 (fold_deferred_overflow_warning): New static variable.
8483 (fold_deferred_overflow_code): New static variable.
8484 (fold_defer_overflow_warnings): New function.
8485 (fold_undefer_overflow_warnings): New function.
8486 (fold_undefer_and_ignore_overflow_warnings): New function.
8487 (fold_deferring_overflow_warnings_p): New function.
8488 (fold_overflow_warning): New static function.
8489 (make_range): Add strict_overflow_p parameter. Change all
8491 (extract_muldiv, extract_muldiv_1): Likewise.
8492 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
8493 tree_expr_nonnegative_p.
8494 (fold_negate_expr): Call fold_overflow_warning.
8495 (fold_range_test): Likewise.
8496 (fold_comparison): Likewise.
8497 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
8498 instead of tree_expr_nonnegative_p.
8499 (tree_expr_nonnegative_warnv_p): Rename from
8500 tree_expr_nonnegative_p, add strict_overflow_p parameter.
8501 (tree_expr_nonnegative_p): New function.
8502 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
8503 strict_overflow_p parameter.
8504 (tree_expr_nonzero_p): New function.
8505 * passes.c (verify_interpass_invariants): New static function.
8506 (execute_one_pass): Call it.
8507 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
8509 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
8510 (estimate_numbers_of_iterations): Likewise.
8511 (scev_probably_wraps_p): Likewise.
8512 * tree-ssa-ccp.c: Include "toplev.h".
8513 (evaluate_stmt): Defer fold overflow warnings until we know we are
8515 (struct fold_stmt_r_data): Add stmt field.
8516 (fold_stmt_r): Defer fold overflow warnings until we know we
8518 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
8519 (fold_stmt_inplace): Likewise.
8520 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
8521 (cleanup_control_expr_graph): Defer fold overflow warnings until
8522 we know we are going to optimize.
8523 * tree-cfg.c (fold_cond_expr_cond): Likewise.
8524 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
8526 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
8527 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
8528 * tree-ssa-loop-manip.c (create_iv): Likewise.
8529 * c-typeck.c (build_conditional_expr): Likewise.
8530 (build_binary_op): Likewise.
8531 * tree-vrp.c (vrp_expr_computes_nonzero): Call
8532 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
8533 (extract_range_from_unary_expr): Likewise.
8534 * simplify-rtx.c (simplify_const_relational_operation): Warn when
8535 assuming that signed overflow does not occur.
8536 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
8537 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
8538 (fold_defer_overflow_warnings): Declare.
8539 (fold_undefer_overflow_warnings): Declare.
8540 (fold_undefer_and_ignore_overflow_warnings): Declare.
8541 (fold_deferring_overflow_warnings_p): Declare.
8542 (tree_expr_nonzero_warnv_p): Declare.
8543 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
8545 (Warning Options): Document -Wstrict-overflow.
8546 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
8547 (tree-ssa-ccp.o): Likewise.
8548 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
8549 (fold-const.o): Depend on intl.h.
8551 2007-02-13 Ian Lance Taylor <iant@google.com>
8554 * lower-subreg.c (resolve_simple_move): Decompose subregs in
8557 2007-02-13 Stuart Hastings <stuart@apple.com>
8559 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
8561 2007-02-13 Richard Henderson <rth@redhat.com>
8563 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
8564 handled_component_p before looking for the indirect_ref.
8566 2007-02-13 Richard Henderson <rth@redhat.com>
8568 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
8569 remove flags clobber.
8570 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
8571 (bswaphi_lowpart): New.
8572 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
8573 remove TARGET_BSWAP test. Delete expander of the same name.
8575 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
8576 (expand_unop): Use them.
8578 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
8580 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
8581 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
8582 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
8583 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
8584 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
8585 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
8586 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
8587 assembler dialect choice from asm templates.
8589 2007-02-12 Richard Henderson <rth@redhat.com>
8591 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
8592 (fixuns_trunc<SSEMODEF>si2): Use it.
8593 * config/i386/sse.md (vec_setv4sf_0): Export.
8594 * config/i386/i386.c (ix86_build_const_vector): Export.
8595 (ix86_split_convert_uns_si_sse): Rename from
8596 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
8597 * config/i386/i386-protos.h: Update.
8599 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8602 * c-typeck.c (c_finish_return): Improve warning message.
8604 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8606 * alias.c (find_symbolic_term): Delete unused function.
8608 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
8610 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
8611 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
8612 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
8614 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8616 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
8617 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
8618 the function, temporarily point the debug interface to the null one.
8620 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8622 * dwarf2out.c (round_up_to_align): New static function.
8623 (field_byte_offset): Use it to round the offset.
8625 2007-02-12 Richard Henderson <rth@redhat.com>
8627 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
8628 (inswl_const): Export.
8630 2007-02-12 Richard Henderson <rth@redhat.com>
8632 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
8633 result mode of the libcall, convert back to outmode.
8635 2007-02-12 Roger Sayle <roger@eyesopen.com>
8637 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
8638 (bswapdi2): New define_expand to implement 32-bit implementation.
8640 2007-02-12 Nick Clifton <nickc@redhat.com>
8642 * doc/invoke.texi (Overall Options): Document --help=.
8643 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
8644 (cc1_options): Pass --help= on to cc1.
8645 (display_help): Add description of --help=.
8646 (process_command): Add code to handle --help=. Allow translated
8647 --help and --target-help switches to be passed on to compiler
8649 (main): Remove unused if statement.
8650 * opts.c (columns): Remove.
8651 (LEFT_COLUMN): Define.
8652 (wrap_help): Add columns argument.
8653 (print_filtered_help): Change parameters to be an include bitmask,
8654 an exclude bitmask, an any bitmask and the column width. Move the
8655 code to display the params list here. Add code to display the
8656 status of options rather than their descriptions if the quiet flag
8658 (print_specific_help): Change parameters to be an include bitmask,
8659 an exclude bitmask and an any bitmask. Move code to look up the
8660 column width here. Decide upon the title for an options listing.
8661 (common_handle_options): Add code to handle --help=. Adapt code
8662 for --help and --target-help to use the revised form of the
8663 print_specific_help function.
8664 (print_help): Delete.
8665 (print_param_help): Delete.
8666 (print_switch): Delete.
8667 * opts.h (cl_lang_count): Add prototype.
8668 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
8669 CL_MAX_OPTION_CLASS): New defines.
8670 * optc-gen.awk: Add construction of cl_lang_count.
8671 * c.opt: Add Warning attribute to warning options and Optimization
8672 attribute to optimization options.
8673 * common.opt: Likewise.
8675 Add -fhelp and -ftarget-help as aliases for the transformed --help
8676 and --target-help options.
8677 * opt-functions.awk: Add code to handle Warning and Optimization
8680 2007-02-12 Richard Henderson <rth@redhat.com>
8682 * config/alpha/constraints.md: New file.
8683 * config/alpha/alpha.c: Include tm-constrs.h.
8684 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
8685 alpha_extra_constraint): Remove.
8686 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
8687 * config/alpha/alpha-protos.h: Update.
8688 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
8689 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
8690 (EXTRA_CONSTRAINT): Remove.
8691 * config/alpha/alpha.md: Include constraints.md.
8692 (adddi splitter): Use satisfies_constraint_*.
8693 * config/alpha/predicates.md (add_operand): Likewise.
8694 (sext_add_operand, addition_operation): Likewise.
8696 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
8698 PR tree-optimization/29145
8699 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
8700 in our handling of restrict qualified pointers.
8702 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8705 * doc/invoke.texi (Wunused-value): Update description.
8706 (Wextra): Delete item.
8707 * opts.c (set_Wextra): Don't use the value of Wextra to set the
8708 value of Wunused-value.
8709 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
8710 (c_finish_stmt_expr): Don't check extra_warnings.
8711 (emit_side_effect_warnings): The caller is responsible to check
8714 2007-02-11 Roger Sayle <roger@eyesopen.com>
8715 Matt Thomas <matt@3am-software.com>
8717 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
8719 2007-02-11 Roger Sayle <roger@eyesopen.com>
8721 * simplify-rtx.c (simplify_relational_operation_1): Optimize
8722 comparisons of POPCOUNT against zero.
8723 (simplify_const_relational_operation): Likewise.
8725 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8727 * doc/invoke.texi (Wextra): Delete outdated paragraph.
8729 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8731 * dwarf2out.c (root_type): Delete unused function.
8733 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8735 * genattrtab.c (contained_in_p): Delete unused function.
8736 (write_expr_attr_cache): Likewise.
8738 2007-02-11 Jan Hubicka <jh@suse.cz>
8740 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
8743 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
8745 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
8746 to add the REG_EQ* note.
8747 * see.c (see_merge_one_use_extension): Likewise.
8748 * local-alloc.c (update_equiv_regs): Likewise. Also don't
8749 turn REG_EQUAL notes into REG_EQUIV notes if the target
8750 register may have more than one set.
8751 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
8752 * gcse.c (try_replace_reg): Likewise.
8753 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
8754 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8755 more than one REG_EQUIV note.
8756 * reload1.c (gen_reload): Use set_unique_reg_note.
8758 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8760 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8761 (ix86_builtin_conversion): New function.
8763 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8766 * tree.h (DECL_REPLACEABLE_P): New macro.
8767 * except.c (set_nothrow_function_flags): Likewise.
8769 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8770 Ira Rosen <irar@il.ibm.com>
8771 Dorit Nuzman <dorit@il.ibm.com>
8773 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8774 * targhooks.c (default_builtin_vectorized_conversion): New.
8775 * targhooks.h (default_builtin_vectorized_function): New declaration.
8776 * target.h (struct vectorize): Add builtin_conversion field.
8777 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8778 stmt_vec_info_type value.
8779 (vectorizable_conversion): New declaration.
8780 * tree-vect-analyze.c (vect_analyze_operations): Add
8781 vectorizable_conversion call.
8782 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8783 * tree-vect-transform.c (vectorizable_conversion): New function.
8784 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8785 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8787 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8788 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8789 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8790 or ALTIVEC_BUILTIN_VCFSX.
8792 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8795 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8796 CONST_DOUBLE and operand 0 is a hard register.
8797 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8798 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8799 is a hard floating-point register.
8801 2007-02-10 Richard Henderson <rth@redhat.com>
8802 Jakub Jelinek <jakub@redhat.com>
8803 Alexandre Oliva <aoliva@redhat.com>
8805 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8806 * builtin-types.def (BT_WORD): Make unsigned.
8807 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8808 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8809 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8810 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8811 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8812 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8814 * expr.c (emutls_var_address): New.
8815 (expand_expr_real_1): Expand emulated tls.
8816 (expand_expr_addr_expr_1): Likewise.
8817 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8818 * output.h (emutls_finish): Declare.
8819 * toplev.c (compile_file): Call it.
8820 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8821 address before wrapping in CONST.
8822 * varasm.c (emutls_htab, emutls_object_type): New.
8823 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8824 (get_emutls_object_name, get_emutls_object_type): New.
8825 (get_emutls_init_templ_addr, emutls_decl): New.
8826 (emutls_common_1, emutls_finish): New.
8827 (assemble_variable): When emulating tls, swap decls; generate
8828 constructor for the emutls objects.
8829 (do_assemble_alias): When emulating tls, swap decl and target name.
8830 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8832 * varpool.c (decide_is_variable_needed): Look at force_output.
8833 Recurse for emulated tls.
8834 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8835 with decide_is_variable_needed.
8836 * emutls.c: New file.
8837 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8838 tls_object for real tls.
8840 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8842 PR rtl-optimization/29599
8843 * reload1.c (eliminate_regs_in_insn): Take the destination
8844 mode into account when computing the offset.
8846 2007-02-09 Stuart Hastings <stuart@apple.com>
8847 Richard Henderson <rth@redhat.com>
8849 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8850 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8851 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8852 fixuns_truncdfhi2): New.
8853 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8854 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8855 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8856 (floatunssidf2): Allow nonimmediate source.
8857 * config/i386/sse.md (movdi_to_sse): New.
8858 (vec_concatv2di): Drop '*'.
8859 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8860 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8861 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8863 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8864 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8865 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8866 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8867 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8868 ix86_build_const_vector.
8869 (x86_emit_floatuns): Rewrite.
8871 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8873 * genautomata.c (longest_path_length): Delete unused function.
8874 (struct state): Delete unused longest_path_length.
8875 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8876 (get_free_state): Delete unused.
8878 2007-02-09 Jan Hubicka <jh@suse.cz>
8880 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8881 * doc/invoke.texi (inline-unit-growth): Update default value.
8883 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8884 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8885 (rebuild_cgraph_edges): Likewise.
8886 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8887 (dump_cgraph_node): Dump frequencies.
8888 (cgraph_clone_edge): Add frequency scales.
8889 (cgraph_clone_node): Add freuqnecy.
8890 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8891 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8892 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8893 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8894 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8895 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8896 (save_inline_function_body): Likewise.
8897 * ipa-inline.c: inluce rtl.h
8898 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8899 (cgraph_edge_badness): Use frequencies.
8900 (cgraph_decide_recursive_inlining): Update clonning.
8901 (cgraph_decide_inlining_of_small_function): Dump frequency.
8902 * predict.c (estimate_bb_frequencies): Export.
8903 * predict.h (estimate_bb_frequencies): Declare.
8904 * tree-inline.c (copy_bb): Watch overflows.
8905 (expand_call_inline): Update call of cgraph_create_edge.
8906 (optimize_inline_calls): Use TODO flags to update frequnecies.
8907 * passes.h: Include predict.h
8908 (init_optimization_passes): Move profile ahead.
8909 (execute_function_todo): Handle TODO_rebuild_frequencies.
8911 2007-02-09 Roger Sayle <roger@eyesopen.com>
8913 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8914 the insbl or inswl pattern into a register.
8916 2007-02-09 Roger Sayle <roger@eyesopen.com>
8918 * config/ia64/ia64.md (bswapdi2): New define_insn.
8920 2007-02-09 Richard Henderson <rth@redhat.com>
8922 * config/i386/constraints.md (Ym): New constraint.
8923 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8924 (movdi_1_rex64): Split sse and xmm general register moves from
8925 memory move alternatives. Use conditional register constraints.
8926 (movsf_1, movdf_integer): Likewise.
8927 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8928 (movdf_integer_rex64): New.
8929 (pushsf_rex64): Fix output constraints.
8930 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8931 (sse2_stored): Likewise.
8932 (sse2_storeq_rex64): New.
8933 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8934 amd and not generic.
8935 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8936 for optimize_size. Remove SF/DFmode hack.
8938 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8940 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8943 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8944 Richard Sandiford <richard@codesourcery.com>
8946 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8947 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8948 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8949 m68k/t-mlib to tmake_file.
8950 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8951 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8952 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8953 Allow it to be cf or m68k. Set m68k_arch_family. If that
8954 variable is not empty, add t-$m68k_arch_family to tmake_file.
8955 Add t-mlibs to tmake_file.
8956 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8957 * config/m68k/t-cf: New file.
8958 * config/m68k/t-m68k: Likewise.
8959 * config/m68k/t-mlibs: Likewise.
8960 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8961 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8962 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8963 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8964 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8966 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8967 (INSTALL_LIBGCC): Delete.
8968 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8969 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8970 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8971 (M68K_MLIB_CPU): Define.
8972 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8973 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8974 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8976 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8977 Richard Guenther <rguenther@suse.de>
8980 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8981 against INT_MIN/INT_MAX.
8982 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8983 file if a loop is removed.
8985 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8987 * calls.c (store_one_arg): Pass correct alignment to
8988 emit_push_insn for non-BLKmode values.
8989 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8990 unaligned stack slot via a suitably aligned slot.
8992 2007-02-08 DJ Delorie <dj@redhat.com>
8994 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8996 (legal_subregs): Use unsigned char, make const.
8997 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8999 2007-02-08 Paul Brook <paul@codesourcery.com>
9001 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
9002 special interworking needed.
9004 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
9006 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
9007 conditional to __SSE2__.
9008 (Entries below should have been added to first ChangeLog
9009 entry for amdfam10 dated 2007-02-05)
9010 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
9012 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
9014 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
9017 2007-02-08 DJ Delorie <dj@redhat.com>
9019 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
9020 * config/m32c/m32c.c (legal_subregs): New.
9021 (m32c_illegal_subreg_p): New.
9022 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
9023 unsupported subregs of hard regs.
9025 2007-02-08 Jan Hubicka <jh@suse.cz>
9027 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
9028 the same one; always update histograms.
9030 2007-02-08 Diego Novillo <dnovillo@redhat.com>
9032 * passes.c (init_optimization_passes): Tidy comment.
9034 2007-02-08 Roger Sayle <roger@eyesopen.com>
9036 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
9037 strip zero_extend, bswap and rotates from POCOUNT's argument.
9038 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
9039 zero_extend and rotates from PARITY's argument.
9040 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
9041 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
9042 of an integer constant at compile-time.
9044 2007-02-08 Diego Novillo <dnovillo@redhat.com>
9047 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
9049 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
9052 * tree-ssa-live.c (remove_unused_locals): Do not remove
9053 TREE_ADDRESSABLE variables.
9054 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
9055 * tree-ssa-operands.c (add_virtual_operand): Remove argument
9056 FOR_CLOBBER. Update all users.
9057 If VAR has an associated alias set, add a virtual operand for
9058 it if no alias is found to conflict with the memory reference.
9060 2007-02-07 Jan Hubicka <jh@suse.cz>
9061 Robert Kidd <rkidd@crhc.uiuc.edu>
9063 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
9065 2007-02-07 Ian Lance Taylor <iant@google.com>
9067 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
9069 2007-02-07 Roger Sayle <roger@eyesopen.com>
9071 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
9072 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
9073 tablejumpdi, movsi_to_cr_one): Remove constraints from
9074 define_expand's match_operands.
9076 2007-02-07 Roger Sayle <roger@eyesopen.com>
9078 * global.c (compute_regsets): Move declatation of "i" inside of
9079 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
9081 2007-02-07 Jakub Jelinek <jakub@redhat.com>
9084 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
9085 of INDIRECT_REF <RESULT_DECL>.
9087 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
9089 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
9090 Kaz Kojima <kkojima@gcc.gnu.org>
9093 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
9095 (sh_initialize_trampoline): Add parentheses to avoid a warning.
9097 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9099 * doc/loop.texi: Document possibility not to perform disambiguation
9100 of loops with multiple latches.
9101 * cfgloopmanip.c (alp_enum_p): Removed.
9102 (add_loop): Handle subloops. Use get_loop_body_with_size.
9103 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
9104 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
9105 the new forwarder block.
9106 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
9107 Handle the case latch is NULL.
9108 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
9109 when marking loop exits.
9110 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
9112 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
9113 disambiguate_loops_with_multiple_latches.
9114 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
9115 before fix_loop_structure.
9116 * cfgloop.c: Include pointer-set.h and output.h.
9117 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
9118 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
9119 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
9120 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
9121 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
9122 disambiguate_multiple_latches, get_loop_body_with_size,
9123 disambiguate_loops_with_multiple_latches): New functions.
9124 (flow_loop_dump): Dump multiple latch edges.
9125 (flow_loop_nodes_find): Handle loops with multiple latches.
9126 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
9127 (glb_enum_p): Modified.
9128 (get_loop_body): Use get_loop_body_with_size.
9129 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
9130 (AVOID_CFG_MODIFICATIONS): New constant.
9131 (disambiguate_loops_with_multiple_latches, add_loop,
9132 get_loop_body_with_size): Declare.
9133 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
9135 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
9138 * global.c (compute_regsets): New function.
9139 (global_alloc): Refactored ELIMINABLE_REGSET
9140 and NO_GLOBAL_ALLOC_REGS computation out.
9141 (rest_of_handle_global_alloc): Call compute_regsets()
9142 for non-optimizing case.
9144 2007-02-06 Richard Henderson <rth@redhat.com>
9146 * config/i386/constraints.md (Y2): Rename from Y.
9147 (Yi): New constraint.
9148 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
9149 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
9150 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
9151 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
9152 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
9153 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
9154 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
9155 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
9156 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
9157 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
9158 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
9159 vec_extractv2si_1): Change Y constraints to Y2.
9160 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
9161 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
9162 Change Y constraints to Y2.
9163 (sse2_loadld): Change Y constraints to x.
9165 2007-02-06 Roger Sayle <roger@eyesopen.com>
9167 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
9168 (parity<mode>2): New define_expand using rs6000_emit_parity.
9169 * config/rs6000/rs6000.c (rs6000_emit_popcount,
9170 rs6000_emit_parity): New functions.
9171 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
9172 rs6000_emit_parity): Prototype here.
9174 2007-02-06 Ian Lance Taylor <iant@google.com>
9176 * lower-subreg.c (simple_move_operand): Reject CONST.
9177 (resolve_clobber): Call validate_change rather than directly
9178 assigning to XEXP (pat, 0).
9180 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
9182 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
9183 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
9184 (tree-cfg.o): Remove hashtab.h dependency.
9186 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
9187 (struct ivopts_data): Change niters to pointer_map_t.
9188 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
9189 (niter_for_exit): Create pointer_map on demand. Change for
9191 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
9192 (free_loop_data): Destroy data->niters if created and reset field.
9193 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
9194 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
9196 * tree-ssa-reassoc.c: Include pointer-set.h.
9197 (bb_rank): Change to long *.
9198 (operand_rank): Change to pointer_map_t.
9199 (find_operand_rank): Return long, -1 if not found. Declare as inline.
9200 (insert_operand_rank): Accept long.
9201 (operand_entry_hash, operand_entry_eq): Remove.
9202 (get_rank): Return long. Adjust for changes above.
9203 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
9205 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
9207 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
9208 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
9209 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
9211 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
9212 directly since it cannot be NULL.
9213 (get_vi_for_tree): Rewrite for pointer_map API.
9214 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
9215 (init_alias_vars): Create vi_for_tree as pointer_map.
9216 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
9218 * tree-cfg.c: Don't include hashtab.h.
9219 (edge_to_cases): Declare as pointer_map.
9220 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
9222 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
9223 (start_recording_case_labels): Create edge_to_cases as pointer_map.
9224 (end_recoding_case_labels): Cleanup edge_to_cases manually before
9226 (record_switch_edge): Delete.
9227 (get_cases_for_edge): Adjust for pointer_map API, inline
9228 record_switch_edge (rewritten for new API), remove goto.
9230 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
9232 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
9233 * tree-nested.c: Include pointer-set.h.
9234 (var_map_elt, var_map_eq, var_map_hash): Delete.
9235 (struct nesting_info): Remove GTY marker. Change the two htab_t's
9237 (nesting_info_bitmap_obstack): New.
9238 (lookup_field_for_decl): Adjust for pointer_map API.
9239 (lookup_tramp_for_decl): Adjust for pointer_map API.
9240 (get_nonlocal_debug_decl): Adjust for pointer_map API.
9241 (get_local_debug_decl): Adjust for pointer_map API.
9242 (convert_nl_goto_reference): Adjust for pointer_map API.
9243 (convert_nl_goto_receiver): Adjust for pointer_map API.
9244 (create_nesting_tree): Create outside GGC space. Create bitmap on
9245 the new obstack. Create field_map and var_map as pointer_maps.
9246 (free_nesting_tree): Adjust for changes to create_nesting_tree.
9248 (lower_nested_functions): Move root here, no need to NULL it.
9249 Initialize and release the obstack.
9251 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
9253 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
9254 Remove prototypes and make them non-static.
9255 (struct tree_int_map): Remove.
9256 * tree.h (struct tree_int_map): Move here, turning TO into an
9258 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
9260 * tree.h (TREE_COMPLEXITY): Remove.
9261 (struct tree_exp): Remove complexity field.
9262 * tree.c (build1_stat): Don't set it.
9264 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
9265 Victor Kaplansky <victork@il.ibm.com>
9267 * tree-vectorizer.c (vect_is_simple_use): Support induction.
9268 (vect_is_simple_reduction): Support reduction with induction as
9269 one of the operands.
9270 (vect_is_simple_iv_evolution): Fix formatting.
9271 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
9272 formatting. Don't mark induction phis for vectorization.
9273 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
9274 * tree-vect-transform.c (get_initial_def_for_induction): New function.
9275 (vect_get_vec_def_for_operand): Support induction.
9276 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
9278 (vectorizable_reduction): Support reduction with induction as one of
9280 (vectorizable_type_demotion): Use def-type of stmt argument rather
9281 than dummy def-type.
9283 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
9284 flag_tree_scev_cprop.
9285 * common.opt (tree-scev-cprop): New flag.
9287 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
9288 call to vect_get_new_vect_var.
9290 2007-02-06 Ira Rosen <irar@il.ibm.com>
9292 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
9293 vectype is not NULL.
9294 (vect_pattern_recog_1): Likewise.
9296 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9298 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
9299 (fold_negate_expr): Likewise.
9301 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
9304 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
9305 even if cv-qualification is the same.
9307 2007-02-05 Geoffrey Keating <geoffk@apple.com>
9309 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
9310 __enable_execute_stack on completion.
9312 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9314 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
9315 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
9316 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
9317 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
9318 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
9319 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
9320 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
9321 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
9323 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9325 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
9326 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
9327 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
9328 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
9329 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
9330 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
9331 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
9332 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
9333 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
9334 umuldi3_highpart_rex64, umulsi3_highpart_insn,
9335 umulsi3_highpart_zext, smuldi3_highpart_rex64,
9336 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
9337 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
9338 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
9339 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
9340 sqrtextenddfxf2_i387): Added amdfam10_decode.
9342 * config/i386/athlon.md (athlon_idirect_amdfam10,
9343 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
9344 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
9345 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
9346 athlon_ivector_store_amdfam10): New define_insn_reservation.
9347 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
9350 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9352 * config/i386/athlon.md (athlon_call_amdfam10,
9353 athlon_pop_amdfam10, athlon_lea_amdfam10): New
9354 define_insn_reservation.
9355 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
9356 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
9357 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
9359 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9361 * config/i386/athlon.md (athlon_sseld_amdfam10,
9362 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
9363 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
9365 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9367 * config/i386/athlon.md (athlon_sseins_amdfam10): New
9368 define_insn_reservation.
9369 * config/i386/i386.md (sseins): Added sseins to define_attr type
9370 and define_attr unit.
9371 * config/i386/sse.md: Set type attribute to sseins for insertq
9374 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9376 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
9377 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
9378 ssecomi_load_amdfam10, ssecomi_amdfam10,
9379 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
9380 define_insn_reservation.
9381 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
9383 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9385 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
9386 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
9387 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
9388 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
9389 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
9390 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
9391 define_insn_reservation.
9393 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
9394 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
9395 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
9396 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
9397 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
9399 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9401 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
9402 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
9403 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
9404 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
9405 athlon_ssemul_load_k8): Added amdfam10.
9407 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9409 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
9410 (x86_sse_unaligned_move_optimal): New variable.
9412 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
9414 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
9415 for unaligned vector SSE double/single precision loads for AMDFAM10.
9417 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9419 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
9420 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
9421 Define TARGET_CPU_DEFAULT_amdfam10.
9422 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
9423 (processor_type): Add PROCESSOR_AMDFAM10.
9425 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
9426 processor_type in config/i386/i386.h.
9427 Enable imul peepholes for TARGET_AMDFAM10.
9429 * config.gcc: Add support for --with-cpu option for amdfam10.
9431 * config/i386/i386.c (amdfam10_cost): New variable.
9432 (m_AMDFAM10): New macro.
9433 (m_ATHLON_K8_AMDFAM10): New macro.
9434 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
9435 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
9436 x86_promote_QImode, x86_integer_DFmode_moves,
9437 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9438 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
9439 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
9440 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
9441 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
9442 Enable/disable for amdfam10.
9443 (override_options): Add amdfam10_cost to processor_target_table.
9444 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
9445 processor_alias_table.
9446 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
9447 (ix86_adjust_cost): Add code for amdfam10.
9449 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9451 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
9452 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
9453 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
9454 * config/i386/i386.h: Add builtin definition for SSE4A.
9455 * config/i386/i386.md: Add support for ABM instructions
9457 * config/i386/sse.md: Add support for SSE4A instructions
9458 (movntss, movntsd, extrq, insertq).
9459 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
9460 Add -march=amdfam10 flag.
9461 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
9462 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
9464 * doc/extend.texi: Add documentation for SSE4A builtins.
9466 2007-02-05 Bob Wilson <bob.wilson@acm.org>
9468 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
9470 2007-02-05 Richard Guenther <rguenther@suse.de>
9472 * tree-vectorizer.h (vectorizable_function): Add argument type
9473 argument, change return type.
9474 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
9475 * tree-vect-transform.c (vectorizable_function): Handle extra
9476 argument, return vectorized function decl.
9477 (build_vectorized_function_call): Remove.
9478 (vectorizable_call): Handle calls with result and argument types
9479 differing. Handle loop vectorization factor correctly.
9480 * targhooks.c (default_builtin_vectorized_function): Adjust for
9482 * targhooks.h (default_builtin_vectorized_function): Likewise.
9483 * target.h (builtin_vectorized_function): Add argument type
9485 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
9486 extra argument, allow vectorizing of lrintf.
9487 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
9488 documentation of target hook.
9490 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
9493 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
9494 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
9495 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
9497 2007-02-05 Roger Sayle <roger@eyesopen.com>
9499 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
9500 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
9501 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
9502 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
9503 before canonicalizing sincos to cexpi.
9504 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
9506 2007-02-05 Roger Sayle <roger@eyesopen.com>
9508 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
9509 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
9510 (alpha_init_builtins): Use alpha_add_builtins to process tables.
9512 2007-02-05 Roger Sayle <roger@eyesopen.com>
9514 * mips-tfile.c (initialize_init_file): Correct endianness test.
9516 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
9518 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
9521 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9523 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
9524 saves in a PARALLEL before the register assignments.
9526 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9528 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
9529 DWARF_FRAME_RETURN_COLUMN to be a general register.
9530 * dwarf2out.c (init_return_column_size): New function, split from...
9531 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
9532 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
9533 to be nongeneral registers.
9534 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
9536 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
9537 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
9539 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9541 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
9543 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9545 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
9546 (remove_path): Use can_remove_branch_p and remove_branch instead
9547 of loop_delete_branch_edge.
9548 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
9549 (tree_transform_and_unroll_loop): Remove dead branches immediately.
9550 Update profile using scale_dominated_blocks_in_loop.
9551 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
9552 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
9553 (can_remove_branch_p, remove_branch): Declare.
9554 * tree-cfg.c (tree_can_remove_branch_p): New function.
9555 (tree_cfg_hooks): Add tree_can_remove_branch_p.
9556 * cfgrtl.c (rtl_can_remove_branch_p): New function.
9557 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
9559 2007-02-05 Jan Hubicka <jh@suse.cz>
9562 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
9563 nodes in cgraph, don't remove offline copy of the function.
9565 2007-02-04 Jan Hubicka <jh@suse.cz>
9567 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
9568 vectors might cause maybe_lookup_element_for_expr to be called
9569 on non-sra-candidate.
9571 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9573 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
9574 config/bfin/bfin.md, config/bfin/predicates.md: Follow
9575 spelling conventions.
9577 2007-02-04 Richard Guenther <rguenther@suse.de>
9580 * fold-const.c (try_move_mult_to_index): Make sure to not
9581 overflow one dimension of a multi-dimensional array access.
9583 2007-02-04 Jan Hubicka <jh@suse.cz>
9585 * passes.c (init_optimization_passes): Reindent.
9587 2007-02-04 Jan Hubicka <jh@suse.cz>
9588 Eric Botcazou <ebotcazou@adacore.com>
9590 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
9591 (execute_fixup_cfg): Break out the abnormal goto code.
9592 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
9593 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
9594 (optimize_inline_calls): Call make_nonlocal_label_edges.
9596 2007-02-04 Jan Hubicka <jh@suse.cz>
9598 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
9599 true when something was changed.
9600 (rename_ssa_copies): When something was changed, do
9601 TODO_remove_unused_locals.
9602 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9603 add TODO_remove_unused_locals when instruction was removed.
9605 2007-02-04 Jan Hubicka <jh@suse.cz>
9607 * ipa-inline.c (try_inline): Improve debug output; work on already
9609 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
9610 call try_inline for already inlined edges too when flattening;
9611 inline also functions that make callee growth but overall unit size
9614 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9616 * config/m32c/bitops.md, config/m32c/jump.md,
9617 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
9618 config/m32r/m32r.h, config/m32r/m32r.md,
9619 config/m32r/predicates.md, config/m68hc11/larith.asm,
9620 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
9621 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
9622 config/mips/mips-protos.h, config/mips/mips.c,
9623 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
9624 config/mn10300/mn10300.h, config/mn10300/predicates.md,
9625 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
9626 spelling conventions.
9628 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
9629 Follow spelling conventions.
9631 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
9633 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
9634 warn about C++0x compatibility.
9636 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9638 * config/h8300/h8300.c, config/h8300/h8300.h,
9639 config/h8300/h8300.md: Follow spelling conventions.
9641 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
9644 * combine.c (try_combine): Do not substitute source operand
9645 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
9647 2007-02-03 Jan Hubicka <jh@suse.cz>
9649 PR gcov-profile/30650
9650 * value-prof.c (stringop_block_profile): Fix handling of size counter;
9651 do not divide by zero for never executed counters.
9652 (tree_find_values_to_profile): Fix counters.
9653 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
9655 2007-02-03 Ian Lance Taylor <iant@google.com>
9657 * lower-subreg.c (simple_move_operand): New static function,
9658 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
9660 (simple_move): Call simple_move_operand.
9661 (find_decomposable_subregs): Add special handling of MEMs.
9662 (can_decompose_p): Rename from cannot_decompose_p. Reverse
9663 meaning of return value. If we see a hard register, test whether
9664 it can store a word_mode value. Change all callers.
9666 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9668 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
9669 ftrapv insns and expanders.
9670 (subdi3): Change define_expand operand 1 to arith11_operand, and
9671 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
9672 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
9673 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
9677 * varasm.c (notice_global_symbol): Treat global objects as weak when
9680 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9682 * emit-rtl.c (dconstpi): Delete.
9684 (init_emit_once): Delete dconstpi and init dconstsqrt2.
9685 * real.h (dconstpi): Delete.
9687 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
9688 (fold_builtin_hypot): Likewise.
9690 2007-02-03 Tom Tromey <tromey@redhat.com>
9693 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
9694 -gcoff3, -gxcoff3, -gvms3 implies -dD.
9696 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
9698 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
9699 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
9700 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
9701 config/rs6000/cell.md, config/rs6000/darwin.h,
9702 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
9703 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
9704 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
9705 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
9706 typos. Follow spelling conventions.
9707 * doc/invoke.texi: Follow spelling conventions.
9709 2007-02-03 Roger Sayle <roger@eyesopen.com>
9711 * simplify-rtx.c (simplify_relational_operation_1): Implement some
9712 canonicalization transformations that attempt to simplify integer
9713 constant comparisons to become comparisons against zero.
9715 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9717 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
9719 * fold-const.c (fold_binary): Fix comment typos. Fold complex
9720 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
9722 2007-02-02 Mike Stump <mrs@apple.com>
9724 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
9725 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
9726 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
9727 generate a branch island.
9729 2007-02-02 Bob Wilson <bob.wilson@acm.org>
9731 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
9732 (xtensa_legitimate_address_p): New.
9733 (xtensa_legitimize_address): New.
9734 (xtensa_output_addr_const_extra): New.
9735 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
9737 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
9738 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
9739 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
9740 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
9741 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
9742 (xtensa_legitimize_address): New.
9743 (xtensa_output_addr_const_extra): New.
9745 2007-02-02 Steve Ellcey <sje@cup.hp.com>
9747 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
9749 2007-02-02 Ian Lance Taylor <iant@google.com>
9751 * expmed.c (expand_divmod): Add comment.
9753 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9755 * emit-rtl.c (renumber_insns): Remove.
9756 * flags.h: Remove the extern for flag_renumber_insns.
9757 * rtl.h: Remove the prototype for renumber_insns.
9758 * toplev.c (flag_renumber_insns): Remove.
9760 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9762 Revert for x86 darwin:
9763 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9765 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9766 code before the following patch under TARGET_MACHO.
9767 (ix86_function_value_regno_p): Likewise.
9769 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9771 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9774 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9777 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9778 general or fp registers. Add comments.
9779 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9781 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9783 * pointer-set.c (insert_aux): Only return insertion slot.
9784 (pointer_set_insert): Adjust.
9785 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9786 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9787 pointer_map_traverse): New.
9788 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9789 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9790 pointer_map_contains, pointer_map_traverse): Declare.
9792 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9795 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9796 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9798 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9800 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9802 (struct _dep): New type.
9803 (dep_t): New typedef.
9804 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9805 (DEP_STATUS): New access macro. The macro with the same name was
9806 renamed to DEP_LINK_STATUS.
9807 (dep_init): Declare function
9809 (struct _dep_link): New type.
9810 (dep_link_t): New typedef.
9811 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9812 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9813 (DEP_LINK_STATUS): New macro.
9814 (debug_dep_links): New debug function.
9816 (struct _deps_list): New type.
9817 (deps_list_t): New typedef.
9818 (DEPS_LIST_FIRST): New access macro.
9819 (FOR_EACH_DEP_LINK): New cycle macro.
9820 (create_deps_list, free_deps_list, delete_deps_list): Declare
9822 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9823 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9824 (copy_deps_list_change_con): Ditto.
9826 (move_dep_link): Declare function.
9828 (struct _dep_node): New type.
9829 (dep_node_t): New typedef.
9830 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9832 (struct haifa_insn_data.back_deps): New field to hold backward
9833 dependencies of the insn.
9834 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9836 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9837 Change its type to deps_list_t.
9838 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9839 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9840 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9842 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9844 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9846 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9848 (dep_cost): Declare.
9850 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9851 (ds_to_dk, dk_to_ds): New functions.
9853 (init_dep_1): New static function.
9854 (init_dep): New function.
9855 (copy_dep): New static function.
9857 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9859 (detach_dep_link): New static function.
9860 (move_dep_link): New function.
9862 (dep_links_consistent_p, dump_dep_links): New static functions.
9863 (debug_dep_links): New debugging function.
9865 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9867 (alloc_deps_list, init_deps_list): New static functions.
9868 (create_deps_list): New function.
9869 (clear_deps_list): New static function.
9870 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9871 (deps_list_consistent_p, dump_deps_list): New static functions.
9872 (debug_deps_list): New function.
9873 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9875 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9877 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9878 use new scheduler dependencies lists.
9879 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9880 (sched_analyze): Ditto. Initialize dependencies lists.
9881 (add_forw_dep, compute_forward_dependences): Update to use new
9882 scheduler dependencies lists.
9884 (init_dependency_caches): Init deps_obstack.
9885 (free_dependency_caches): Free deps_obstack.
9887 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9888 new scheduler dependencies lists.
9889 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9890 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9892 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9893 Update to use new scheduler dependencies lists.
9894 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9895 (debug_dependencies): Ditto.
9896 (schedule_region): Update comments.
9898 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9899 scheduler dependencies lists.
9900 (schedule_ebb): Update comments.
9902 * rtl.def (DEPS_LIST): Remove.
9904 * lists.c (unused_deps_list): Remove.
9905 (free_list): Update assertions.
9907 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9908 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9910 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9911 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9913 * haifa-sched.c (comments): Update.
9914 (insn_cost1): Remove. Inline the code into insn_cost ().
9915 (insn_cost): Update to use new scheduler dependencies lists. Move
9916 processing of the dependency cost to dep_cost ().
9917 (dep_cost): New function. Use it instead of insn_cost () when
9918 evaluating cost of the dependency. Use compatible interface to
9919 interact with the target.
9920 (priority): Update to use new scheduler dependencies lists.
9921 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9922 with greater number of insns that depend on the insn.
9923 (schedule_insn): Update to use new scheduler dependencies lists. Add
9924 code to free backward dependencies lists. Inline and optimize code
9925 from resolve_dep () - see PR28071.
9926 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9927 lists. Update call to targetm.sched.is_costly_dependence hook.
9929 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9930 scheduler dependencies lists.
9932 (resolve_dep): Remove. Move the logic to schedule_insn ().
9933 (init_h_i_d): Initialize dependencies lists.
9935 (process_insn_depend_be_in_spec): Rename to
9936 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9938 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9939 Update to use new scheduler dependencies lists.
9940 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9942 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9943 new scheduler dependencies lists.
9944 (build_intra_loop_deps): Ditto.
9946 * target.h (struct _dep): Declare to use in
9947 gcc_target.sched.is_costly_dependence.
9948 (struct gcc_target.sched.adjust_cost): Fix typo.
9949 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9950 single dep_t parameter instead of an equivalent triad.
9951 (struct gcc_target.sched.adjust_cost_2): Remove.
9953 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9955 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9957 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9959 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9961 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9962 (REG_DEP_TRUE): Document.
9964 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9965 Change signature to correspond to the targetm.sched.adjust_cost hook.
9966 Update use in TARGET_SCHED_ADJUST_COST_2.
9967 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9968 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9969 new scheduler dependencies lists.
9970 (ia64_gen_check): Ditto.
9972 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9975 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9976 signature to correspond to the targetm.sched.is_costly_dependence hook.
9977 (is_costly_group): Update to use new scheduler dependencies lists.
9979 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9980 instead of INSN_COST () macro.
9982 2007-02-01 Ian Lance Taylor <iant@google.com>
9984 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9986 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9988 * pa.md (tp_load): Correct mfctl instruction syntax.
9990 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9992 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9993 altivec_padding_size calculation on AIX. Improve comment, add
9994 assert to verify that it's right.
9996 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9999 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
10001 PR inline-asm/28686
10002 * global.c (global_alloc): Add mising initialization of
10005 2007-02-01 Roger Sayle <roger@eyesopen.com>
10007 * alias.c (init_alias_analysis): Correct whitespace.
10008 * bb-reorder.c (fix_edges_for_rarely_executed_code,
10009 partition_hot_cold_basic_blocks): Likewise.
10010 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
10011 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
10012 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
10013 fold_builtin_snprintf_chk, fold_builtin_printf,
10014 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
10015 do_mpfr_arg3, do_mpfr_sincos): Likewise.
10016 * cfgcleanup.c (cleanup_cfg): Likewise.
10017 * cfgexpand.c (tree_expand_cfg): Likewise.
10018 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
10019 * function.c (get_next_funcdef_no): Likewise.
10020 * gengtype.c (main): Likewise.
10021 * genmodes.c (main): Likewise.
10022 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
10023 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
10024 * ifcvt.c (noce_emit_move_insn): Likewise.
10025 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
10027 * stor-layout.c (get_best_mode): Likewise.
10028 * tree-ssa-loop-niter.c (get_val_for): Likewise.
10029 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
10030 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
10031 perform_var_substitution, solve_graph): Likewise.
10032 * tree-vrp.c (vrp_finalize): Likewise.
10034 2007-02-01 Ian Lance Taylor <iant@google.com>
10036 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
10037 high part of a paradoxical subreg, return a constant zero.
10039 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
10041 * toplev.c (lang_dependent_init): Call init_set_costs.
10042 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
10044 2007-02-01 Richard Guenther <rguenther@suse.de>
10046 PR middle-end/30656
10047 * fold-const.c (fold_negate_expr): Allow negating a
10048 constant if overflow does not change.
10050 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10052 * doc/c-tree.texi (Expression trees): Improve markup.
10053 * doc/tm.texi (Register Classes, Addressing Modes)
10054 (Floating Point): Fix spacing after abbreviations. Fix some
10057 2007-02-01 Ben Elliston <bje@au.ibm.com>
10059 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
10060 * doc/contrib.texi: Likewise.
10061 * doc/install.texi: Likewise.
10063 2007-01-31 Richard Henderson <rth@redhat.com>
10064 Ian Lance Taylor <iant@google.com>
10066 * lower-subreg.c: New file.
10067 * rtl.def (CONCATN): Define.
10068 * passes.c (init_optimization_passes): Add pass_lower_subreg and
10069 pass_lower_subreg2.
10070 * emit-rtl.c (update_reg_offset): New static function, broken out
10071 of gen_rtx_REG_offset.
10072 (gen_rtx_REG_offset): Call update_reg_offset.
10073 (gen_reg_rtx_offset): New function.
10074 * regclass.c: Revert patch of 2006-03-05, restoring
10076 (clear_reg_info_regno): New function.
10077 * dwarf2out.c (concatn_loc_descriptor): New static function.
10078 (loc_descriptor): Handle CONCATN.
10079 * common.opt (fsplit_wide_types): New option.
10080 * opts.c (decode_options): Set flag_split_wide_types when
10082 * timevar.def (TV_LOWER_SUBREG): Define.
10083 * rtl.h (gen_reg_rtx_offset): Declare.
10084 (reg_scan_update): Declare.
10085 * regs.h (clear_reg_info_regno): Declare.
10086 * tree-pass.h (pass_lower_subreg): Declare.
10087 (pass_lower_subreg2): Declare.
10088 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
10089 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
10090 -fsplit-wide-types.
10091 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
10092 * Makefile.in (OBJS-common): Add lower-subreg.o.
10093 (lower-subreg.o): New target.
10095 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10097 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
10099 2007-01-31 Anatoly Sokolov <aesok@post.ru>
10102 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
10104 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10106 PR middle-end/29335
10107 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
10109 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
10111 * cfgloop.h: Include vec-prim.h.
10112 (enum li_flags): Remove LI_ONLY_OLD.
10113 (loop_iterator): Changed.
10114 (fel_next, fel_init): Iterate over loop tree.
10115 (FOR_EACH_LOOP_BREAK): New macro.
10116 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
10118 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
10119 * modulo-sched.c (sms_schedule): Ditto.
10120 * tree-vectorizer.c (vectorize_loops): Ditto.
10121 * doc/loop.texi: Update information on loop numbering and behavior of
10122 FOR_EACH_LOOP wrto new loops.
10123 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
10124 add_to_evolution_1): Test nestedness of loops instead of comparing
10126 * tree-chrec.c (chrec_fold_plus_poly_poly,
10127 chrec_fold_multiply_poly_poly, chrec_evaluate,
10128 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
10129 reset_evolution_in_loop): Ditto.
10130 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
10132 2007-01-31 Dirk Mueller <dmueller@suse.de>
10134 * c-common.c (warn_about_parentheses): Separate warning about
10135 un-parenthized sequence of comparison operators from the one
10136 which is supposed to warn about x <= y <= z.
10138 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
10140 * optabs.h (enum optab_index): Add new OTI_isinf.
10141 (isinf_optab): Define corresponding macro.
10142 * optabs.c (init_optabs): Initialize isinf_optab.
10143 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
10145 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
10146 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
10148 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
10149 expand_builtin_interclass_mathfn.
10150 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
10151 * config/i386/i386.md (UNSPEC_FXAM): New constant.
10152 (fxam<mode>2_i387): New insn pattern.
10153 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
10154 built-in functions as x87 inline asm.
10156 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10158 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
10160 2007-01-30 Eric Christopher <echristo@apple.com>
10162 * config.gcc: Add geode.
10164 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10166 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
10167 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
10168 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
10169 value-prof.c: Fix comment typos.
10171 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10174 * doc/invoke.texi (Wpointer-arith): Document warning.
10176 2007-01-30 Janis Johnson <janis187@us.ibm.com>
10178 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
10179 the list of discrepancies from the draft TR.
10181 2007-01-30 Dirk Mueller <dmueller@suse.de>
10184 * doc/invoke.texi (-Wreturn-type): Update description to
10185 match new behavior.
10187 2007-01-30 Richard Sandiford <richard@codesourcery.com>
10189 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
10191 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
10193 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
10194 to handle optabs that operate on floating point input argument and
10195 output to integer output.
10196 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
10197 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
10198 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
10199 expand_builtin_interclass_mathfn ().
10200 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
10201 (ilogbsi2): Remove.
10202 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
10203 ilogbl built-in functions as x87 intrinsics.
10205 2007-01-30 Richard Guenther <rguenther@suse.de>
10207 PR middle-end/27657
10208 * dwarf2out.c (reference_to_unused): Query varpool if the
10209 variable was output.
10211 2007-01-30 Richard Guenther <rguenther@suse.de>
10213 PR middle-end/30313
10214 * passes.c (execute_one_pass): Reset in_gimple_form to not
10215 confuse non-unit-at-a-time mode.
10217 2007-01-29 Roger Sayle <roger@eyesopen.com>
10218 Richard Guenther <rguenther@suse.de>
10220 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
10221 avoid undefined behaviour on overflow. Use force_fit_type_double
10222 to construct the constant with the specified TREE_OVERFLOW.
10224 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10226 * config/dfp-bit.c: Add parameterized support for fp exceptions.
10227 * config/dfp-bit.h: Ditto.
10229 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10231 * c-decl.c (pop_scope): Replace warnings with call to
10232 warn_for_unused_label.
10233 * c-common.h (warn_for_unused_label): Declare.
10234 * c-common.c (warn_for_unused_label): Define.
10236 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10238 * tree-optimize.c (update_inlined_to_pointers): Delete unused
10241 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10243 * Makefile.in (USER_H): Remove decfloat.h.
10244 * ginclude/decfloat.h: Delete, moving contents to ...
10245 * ginclude/float.h: Add support for decimal floating point,
10246 guarded by __STDC_WANT_DEC_FP__.
10248 2007-01-29 Mike Stump <mrs@apple.com>
10250 * doc/gccint.texi (Top): Rename Loop Representation to Loop
10251 Analysis and Representation to resolve case insensitive conflict.
10252 * doc/loop.texi (Loop Analysis and Representation): Likewise.
10254 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
10256 * tree.h (struct tree_memory_tag): Add aliases member.
10257 (MTAG_ALIASES): New macro.
10258 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
10259 (add_may_alias): Remove pointer-set. Update for may_aliases being
10261 (mark_aliases_call_clobbered): Update for may_aliases being a
10263 (compute_tag_properties): Ditto.
10264 (create_partition_for): Ditto.
10265 (compute_memory_partitions): Ditto.
10266 (dump_may_aliases_for): Ditto.
10267 (is_aliased_with): Ditto.
10268 (add_may_alias_for_new_tag): Ditto.
10269 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
10270 (compute_is_aliased): New function.
10271 (compute_may_aliases): Call compute_is_aliased).
10272 (init_alias_info): Initialize alias_bitmap_obstack.
10273 (union_alias_set_into): New function.
10274 (compute_flow_sensitive_aliasing): Use union_aliases_into.
10275 (have_common_aliases_p): Rewrite to take two bitmaps and use
10277 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
10278 Update for bitmaps.
10279 (finalize_ref_all_pointers): Update for add_may_alias changes.
10280 (new_type_alias): Ditto.
10281 * tree-flow-inline.h (may_aliases): Return a bitmap.
10282 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
10283 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
10284 may_aliases being a bitmap.
10285 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
10286 may_aliases now returns a bitmap.
10287 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
10289 * tree-ssa-operands.c (add_virtual_operand): Update for
10290 may_aliases being a bitmap.
10292 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
10294 PR tree-optimization/30630
10295 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
10296 variable as changed.
10298 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
10301 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
10302 expanded only once even if an error occurs.
10304 2007-01-29 Ben Elliston <bje@au.ibm.com>
10306 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
10307 (__gcov_average_profiler): Likewise.
10308 (__gcov_ior_profiler): Likewise.
10309 (__gcov_merge_ior): Likewise.
10311 2007-01-28 Jan Hubicka <jh@suse.cz>
10313 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
10314 * value-prof.c (stringop_block_profile): Likewise.
10316 2007-01-28 Jan Hubicka <jh@suse.cz>
10318 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
10319 variant handling histograms; add wrapper.
10320 (clear_storage_via_libcall): Export.
10321 (emit_block_move_hints): Break out from ...; add histograms.
10322 (emit_block_move): ... this one.
10323 (clear_storage_hints): Break out from ...; add histograms.
10324 (clear_storage): ... this one.
10325 (set_storage_via_memset): Handle histogram.
10326 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
10327 (clear_storage_hints, clear_storage_via_libcall): Declare.
10328 (set_storage_via_setmem): Update prototype.
10329 * doc/md.texi (movmem, setmem): Document new arguments.
10331 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
10333 (stringop_block_profile): New global function.
10334 (tree_stringops_values_to_profile): Profile block size and alignment.
10335 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
10337 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
10338 (stringop_block_profile): Declare.
10339 * builtins.c: Include value-prof.h.
10340 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
10341 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
10342 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
10343 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
10344 * profile.c (instrument_values): Add new counters.
10345 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
10347 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
10348 (tree_init_edge_profiler): Build new profilers.
10349 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
10350 (pass_tree_profile): Add dump.
10351 (tree_profile_hooks): Update.
10352 * Makefile.in (LIBGCOV): Add new constants.
10353 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
10354 __gcov_ior_profiler): New.
10355 * i386.md (movmem/setmem expanders): Add new optional arguments.
10357 2007-01-28 David Edelsohn <edelsohn@gnu.org>
10359 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
10361 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10363 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
10364 (tree_unswitch_single_loop): Pass eni_size_weights to
10365 tree_num_loop_insns.
10366 * tree-ssa-loop-manip.c: Include tree-inline.h.
10367 (can_unroll_loop_p): Pass eni_size_weights to
10368 tree_num_loop_insns.
10369 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
10370 Pass eni_size_weights to estimate_num_insns.
10371 * tree.h (init_inline_once): Export.
10372 * toplev.c (backend_init): Call init_inline_once.
10373 * cgraphunit.c (cgraph_process_new_functions,
10374 cgraph_analyze_function): Pass eni_inlining_weights to
10375 estimate_num_insns.
10376 * ipa-inline.c (compute_inline_parameters): Ditto.
10377 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
10378 to estimate_num_insns.
10379 (try_unroll_loop_completely): Pass eni_size_weights to
10380 tree_num_loop_insns.
10381 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
10382 ot estimate_num_insns.
10383 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
10384 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
10385 * tree-inline.c (eni_inlining_weights, eni_size_weights,
10386 eni_time_weights): New variables.
10387 (init_inline_once): Initialize them.
10388 (struct eni_data): Mew.
10389 (estimate_num_insns_1, estimate_num_insns): Use weights.
10390 * tree-inline.h (struct eni_weights_d): New.
10391 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
10392 (estimate_num_insns): Declaration changed.
10393 * cfgloop.h (tree_num_loop_insns): Declaration changed.
10394 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
10395 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
10397 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10399 * tree-data-ref.c (conflict_fn): Assert that the number of affine
10400 relations in the conflict function is valid.
10402 2007-01-27 Ian Lance Taylor <iant@google.com>
10404 * common.opt: Add fstrict-overflow.
10405 * opts.c (decode_options): Set flag_strict_overflow if -O2.
10406 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
10407 (TYPE_OVERFLOW_UNDEFINED): Define.
10408 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
10410 * tree.h (TYPE_TRAP_SIGNED): Don't define.
10411 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
10412 (fold_negate_expr): Likewise.
10413 (make_range): Likewise.
10414 (extract_muldiv_1): Likewise.
10415 (maybe_canonicalize_comparison): Likewise.
10416 (fold_comparison): Likewise.
10417 (fold_binary): Likewise.
10418 (tree_expr_nonnegative_p): Likewise.
10419 (tree_expr_nonzero_p): Likewise.
10420 * tree-vrp.c (compare_values): Likewise.
10421 (extract_range_from_binary_expr): Likewise.
10422 (extract_range_from_unary_expr): Likewise.
10423 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
10425 (nowrap_type_p): Likewise.
10426 * tree-scalar-evolution.c (simple_iv): Likewise.
10427 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
10428 (build_range_check): Likewise.
10429 (extract_muldiv_1): Likewise.
10430 (fold_comparison): Likewise.
10431 * tree-vrp.c (vrp_int_const_binop): Likewise.
10432 (extract_range_from_unary_expr): Likewise.
10433 * convert.c (convert_to_integer): Likewise.
10434 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
10435 (fold_comparison): Likewise.
10436 (fold_binary): Likewise.
10437 * optabs.c (optab_for_tree_code): Likewise.
10438 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
10439 * simplify-rtx.c (simplify_const_relational_operation): Check
10440 flag_strict_overflow and flag_trapv.
10441 (simplify_const_relational_operation): Likewise.
10442 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
10443 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
10446 2007-01-27 Roger Sayle <roger@eyesopen.com>
10448 * tree.c (tree_fold_gcd): Delete.
10449 * tree.h (tree_fold_gcd): Remove prototype.
10450 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
10451 test whether one constant integer is a multiple of another. Instead
10452 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
10453 * fold-const.c (multiple_of_p): We've determined both TOP and
10454 BOTTOM are integer constants so we can call int_const_binop directly
10455 instead of the more generic const_binop.
10457 2007-01-27 Roger Sayle <roger@eyesopen.com>
10459 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
10460 1*X check that the constant hasn't overflowed, to preserve the
10462 (round_up): Provide an efficient implementation when rouding-up an
10463 INTEGER_CST to a power-of-two.
10465 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10467 * doc/sourcebuild.texi: Add comma for clarity.
10468 * doc/extend.texi: Fix some typos.
10469 * doc/passes.texi: Likewise.
10470 * doc/cppinternals.texi: Likewise.
10471 * doc/c-tree.texi: Likewise.
10472 * doc/tree-ssa.texi: Likewise.
10473 * doc/install.texi: Likewise.
10475 2007-01-27 Jan Hubicka <jh@suse.cz>
10477 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
10478 (pass_sra): Do not require alias information.
10479 * passes.c (init_optimization_passes): Add SRA
10481 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
10483 * tracer.c (rest_of_handle_tracer): We already cleaned
10484 up the CFG in tracer() so don't do it here again.
10485 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
10486 cleanup_cfg here, either. And don't call renumber_insns.
10488 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
10489 and BB_HEAD are in the insn stream here. Instead make sure
10490 that BB_INSN is valid on all insns. Also, do check here that
10491 there are no pending branch predictions...
10492 (rtl_verify_flow_info): ...instead of doing it here. Checks
10493 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
10496 2007-01-26 Roger Sayle <roger@eyesopen.com>
10498 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
10499 function to simplify/factorize operand order canonicalization.
10500 (ix86_fixup_binary_operands): Reorganize using the above function.
10501 (ix86_binary_operator_ok): Likewise.
10503 2007-01-27 Jakub Jelinek <jakub@redhat.com>
10505 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
10506 file scope from optimize_attrs.
10507 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
10509 (optimize_attrs): Clear insn_code_values after freeing it.
10511 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10513 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
10514 a parts.base assignment.
10516 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10518 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
10519 (compute_subscript_distance, initialize_data_dependence_relation,
10520 finalize_ddr_dependent, analyze_ziv_subscript,
10521 analyze_siv_subscript_cst_affine,
10522 compute_overlap_steps_for_affine_univar,
10523 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10524 analyze_siv_subscript, analyze_miv_subscript,
10525 analyze_overlapping_iterations, subscript_dependence_tester_1,
10526 compute_self_dependence, free_dependence_relation): Work
10527 with affine_fn instead of chrecs.
10528 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
10529 common_affine_function, affine_function_base,
10530 affine_function_constant_p, affine_fn_op, affine_fn_plus,
10531 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
10532 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
10533 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
10534 (all_chrecs_equal_p): Removed.
10535 * tree-data-ref.h (affine_fn, conflict_function): New types.
10536 (struct subscript): Change type of conflicting_iterations_in_a
10537 and conflicting_iterations_in_b.
10539 2007-01-26 Steve Ellcey <sje@cup.hp.com>
10542 * config/pa/pa.h (TARGET_HPUX_11): New.
10543 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
10544 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
10546 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
10547 Richard Guenther <rguenther@suse.de>
10549 * tree-ssa-structalias.c (solve_graph): Handle case
10550 we merged the variable to another.
10552 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10554 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
10557 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
10558 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
10560 2007-01-25 DJ Delorie <dj@redhat.com>
10562 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
10563 allow changes to modes which don't fit in those registers.
10565 * reload1.c (choose_reload_regs): Check for invalid subregs before
10566 computing their locations, not after.
10568 2007-01-25 Geoffrey Keating <geoffk@apple.com>
10571 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
10572 save Altivec registers in an eh_return function.
10573 (compute_vrsave_mask): Likewise.
10574 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
10575 for saving Altivec registers.
10576 (rs6000_emit_prologue): Don't allocate stack twice in
10577 eh_return function. Correct expected value of altivec_save_offset
10578 when using save_world. Describe save of R0 to stack when using
10579 save_world. Describe stack pointer adjustment when using
10580 save_world. Remove duplicated eh_return parameter register saving.
10581 Update sp_offset variable after save_world.
10582 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
10584 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
10585 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
10588 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10590 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
10592 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10595 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
10596 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
10598 2007-01-25 Richard Guenther <rguenther@suse.de>
10600 * doc/invoke.texi (-Wcoverage-mismatch): Document.
10601 * common.opt (-Wcoverage-mismatch): New warning option.
10602 * coverage.c (get_coverage_counts): Ignore coverage mismatch
10603 if -Wcoverage-mismatch is given.
10605 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
10607 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
10608 (ipcp_driver): Change to static definition.
10609 Add dumping of the ifunctions.
10610 (constant_val_insert): Remove unused parameter. Support for SSA.
10611 (ipcp_propagate_const): Support for SSA.
10612 (ipcp_profile_bb_print): Print only analyzed nodes.
10613 (ipcp_replace_map_create): Remove support for Fortran constant
10615 * ipa-prop.c (ipa_method_modify_stmt,
10616 ipa_callsite_compute_param): Support for SSA.
10617 * ipa-prop.h (ipcp_driver): Remove declaration.
10618 (IS_VALID_TREE_MAP_INDEX): Add define.
10620 2007-01-24 Geoffrey Keating <geoffk@apple.com>
10622 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
10624 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10626 PR middle-end/30447
10627 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
10628 constant argument to cabs and do it without checking for
10629 -funsafe-math-optimizations.
10631 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
10633 * c-common.h (RID_FIRST_CXX0X): New.
10634 (RID_LAST_CXX0X): New.
10635 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
10637 * c.opt (Wc++0x-compat): New.
10638 * doc/invoke.texi (-Wc++0x-compat): Document.
10640 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10642 * builtins.c (fold_builtin_carg): New.
10643 (fold_builtin_1): Use it.
10645 2007-01-24 Jan Hubicka <jh@suse.cz>
10647 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
10649 * ipa-inline.c (initial_insns, max_insns): Delete.
10650 (compute_max_insns): New function.
10651 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
10652 of insns as base for code growth.
10653 (cgraph_decide_inlining): Make initial_insns local; do not compute
10655 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
10656 * doc/invoke.texi (inline-unit-growth): Update docs.
10658 2007-01-24 Jakub Jelinek <jakub@redhat.com>
10660 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
10661 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
10662 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
10663 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
10664 for CPUs that have PTA_CX16 set.
10666 PR middle-end/27416
10667 * gimplify.c (omp_check_private): New function.
10668 (gimplify_scan_omp_clauses): Use it for
10669 firstprivate/lastprivate/reduction.
10671 PR middle-end/30494
10672 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
10673 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
10675 PR middle-end/30421
10676 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
10677 If lower_lastprivate_clauses emits some statements, append them
10678 to dlist rather than body_p and to body_p append an initializer.
10679 (lower_omp_for): Adjust caller.
10681 2007-01-24 Steve Ellcey <sje@cup.hp.com>
10683 * target.h (globalize_decl_name): New.
10684 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10685 * output.h (default_globalize_decl_name): New.
10686 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
10688 (globalize_decl): Ditto.
10689 (default_globalize_decl_name): New.
10690 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
10691 (ia64_handle_version_id_attribute): New.
10692 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10693 (ia64_asm_output_external): Use globalize_decl_name instead
10694 of globalize_label.
10695 * doc/extend.texi (version_id): New pragma.
10696 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
10698 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10700 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
10701 _uleb128_t and _Unwind_SWord with _sleb128_t.
10702 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
10703 uw_frame_state_for, uw_update_context_1): Likewise.
10704 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
10705 * unwind-pe.h (read_uleb128, read_sleb128,
10706 read_encoded_value_with_base): Likewise.
10707 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
10709 2007-01-24 Richard Guenther <rguenther@suse.de>
10711 * builtins.c (expand_builtin_cexpi): Get the fndecl
10712 for cexp in the correct way.
10714 2007-01-24 Jan Hubicka <jh@suse.cz>
10716 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
10718 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10720 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
10721 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
10722 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
10723 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
10724 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
10725 __SIZEOF_PTRDIFF_T__.
10726 * doc/cpp.texi: Documentation for the new builtin macros added.
10728 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
10730 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
10731 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
10732 instead of operands[2] to avoid access past the end of array.
10734 2007-01-24 Richard Sandiford <richard@codesourcery.com>
10736 * reload1.c (emit_reload_insns): Pass the reload register
10737 for a non-spill output reload through forget_old_reloads_1.
10739 2007-01-23 Joseph Myers <joseph@codesourcery.com>
10741 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10742 _SOFT_DOUBLE if doubles use software floating-point.
10743 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
10744 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10745 * config/rs6000/darwin-ldouble.c: Also compile functions for
10746 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
10747 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10748 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
10749 commented-out long double override.
10750 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
10751 * config/rs6000/eabispe.h: Likewise.
10752 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
10753 long double for non-SPE.
10754 (rs6000_handle_option): Likewise.
10755 (invalid_e500_subreg): Disallow more subregs involding DImode,
10756 DFmode, TImode or TFmode.
10757 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10759 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10761 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10762 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10764 (rs6000_legitimate_address): Also check for TFmode for E500
10766 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10767 (spe_build_register_parallel): Handle TFmode and TCmode.
10768 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10770 (function_arg): Handle TFmode and TCmode for E500 double.
10771 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10773 (print_operand): Handle TFmode and TImode for %y.
10774 (rs6000_generate_compare): Handle TFmode comparisons for E500
10776 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10777 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10778 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10779 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10780 TFmode for E500 double.
10781 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10782 (floatsidf2): Enable for E500 double.
10783 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10784 (extenddftf2): Change to extenddftf2_fprs.
10785 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10786 depending on TARGET_E500_DOUBLE.
10787 (extendsftf2): Enable for E500 double.
10788 (trunctfdf2): Enable for E500 double.
10789 (trunctfsf2): Change to trunctfsf2_fprs.
10790 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10791 depending on TARGET_E500_DOUBLE.
10792 (floatsitf2): Enable for E500 double.
10793 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10794 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10795 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10796 (negtf2): Change to negtf2_internal.
10797 (negtf2): New expander.
10798 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10799 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10800 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10801 (movdi_internal32): Use rs6000_nonimmediate_operand.
10802 (unnamed splitter): Likewise.
10803 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10804 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10805 (SPE64TF, DITI): New mode macros.
10806 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10809 (frob_<mode>_di_2): New.
10810 (frob_tf_di_8_2): New.
10811 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10813 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10815 (frob_ti_<mode>_8_2): New.
10816 (frob_ti_tf_2): New.
10817 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10818 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10820 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10821 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10822 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10823 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10824 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10825 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10828 2007-01-23 Ian Lance Taylor <iant@google.com>
10830 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10832 (OBJS-archive): Reformat, alphabetize.
10833 (OBJS): Change out_object_file to OBJS-md.
10835 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10837 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10838 JUMP_P and CALL_P predicates where applicable.
10839 * config/i386/i386.c: Ditto.
10840 * config/i386/i386.md: Ditto.
10841 * config/i386/mmx.md: Ditto.
10842 * config/i386/predicates.md: Ditto.
10844 2007-01-22 Andreas Schwab <schwab@suse.de>
10846 * config/m68k/m68k.h: Fix comment.
10848 2007-01-22 Jan Hubicka <jh@suse.cz>
10850 * passes.c (init_optimization_passes): Do not rerun
10851 pass_early_warn_uninitialized.
10853 2007-01-22 Richard Guenther <rguenther@suse.de>
10855 PR tree-optimization/30038
10856 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10858 (execute_cse_sincos_1): Likewise.
10859 (execute_cse_sincos): Likewise.
10860 (gate_cse_sincos): Likewise.
10861 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10862 the cexpi() canonicalization of sincos().
10863 * tree-pass.h (pass_cse_sincos): Declare.
10864 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10866 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10868 PR rtl-optimization/29329
10869 * combine.c (replaced_rhs_insn): Rename to i2mod.
10870 (replaced_rhs_value): Rename to i2mod_new_rhs.
10871 (i2mod_old_rhs): New global variable.
10872 (combine_instructions): Adjust for above change. Save a copy of
10873 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10874 note are substituted in the second instruction.
10875 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10876 ditch the note if it pertains to the second eliminated register
10877 and this register is mentioned in i2mod_old_rhs.
10880 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10882 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10883 the insn to which the note was originally attached.
10885 2007-01-21 Jan Hubicka <jh@suse.cz>
10887 * ipa-inline.c (inlining_mode): Comment, move up.
10888 (cgraph_decide_inlining_incrementally): Do not perform inlining
10889 itself; fix handling of flattening of self recursive functions.
10890 (cgraph_find_cycles): Remove.
10891 (cgraph_flatten_node): Remove.
10892 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10893 (try_inline): New function.
10894 (cgraph_early_inlining): Update call of
10895 cgraph_decide_inlining_incrementally. Apply inlining here.
10896 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10898 2007-01-21 Dirk Mueller <dmueller@suse.de>
10901 * tree-vrp.c (check_array_bounds): do not warn
10902 about ADDR_EXPR's of ARRAY_REF's which are immediately
10903 used in binary expressions.
10905 2007-01-21 Ira Rosen <irar@il.ibm.com>
10907 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10908 read_write_dep and macros for its access.
10909 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10910 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10911 argument, call vect_check_interleaving for every independent pair of
10912 data-refs. Mark loads that access the same memory location as a store
10914 (vect_check_dependences): Remove.
10915 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10916 call, fix the call to vect_analyze_data_ref_dependence.
10917 (vect_analyze_data_ref_access): For statements that access the same
10918 data-ref, check that they are not stores; for loads, check that there
10919 is no store that access the same location.
10921 2007-01-20 Roger Sayle <roger@eyesopen.com>
10922 Joseph Myers <joseph@codesourcery.com>
10924 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10925 (-fdump-rtl-stack): Likewise.
10926 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10927 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10928 (-mpt-fixed): Use @minus{} for minus sign.
10929 (Using Precompiled Headers): Fix under/overfull hbox.
10931 2007-01-20 Jan Hubicka <jh@suse.cz>
10933 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10934 place within annotation.
10936 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10938 * pa.c (output_move_double): Change array size of xoperands to 4.
10940 2007-01-20 Jan Hubicka <jh@suse.cz>
10942 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10945 2007-01-19 Ian Lance Taylor <iant@google.com>
10947 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10948 constant to unsigned HOST_WIDE_INT before negating.
10950 2007-01-19 Ian Lance Taylor <iant@google.com>
10952 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10954 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10955 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10956 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10957 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10958 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10959 (realloc_vdef, realloc_vuse): Change second parameter to
10961 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10962 fields to unsigned.
10963 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10964 unsigned. Change x and lim locals to unsigned.
10965 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10967 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10968 (copy_virtual_operands): Change i and n locals to unsigned.
10970 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10972 PR middle-end/29335
10973 * builtins.c (fold_builtin_1): Handle builtin fdim.
10975 2007-01-20 Jan Hubicka <jh@suse.cz>
10977 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10978 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10979 init_alias_heapvars.
10980 (init_alias_heapvars): Initialize only when not already initialized.
10981 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10983 2007-01-19 Roger Sayle <roger@eyesopen.com>
10985 * common.opt (fsigned-zeros): New command line option.
10986 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10987 of flag_unsafe_math_optimizations.
10988 * opts.c (set_fast_math_flags): The -ffast-math command line option
10989 implies -fno-signed-zeros.
10990 (fast_math_flags_set_p): Likewise.
10992 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10993 the documentation of -ffast-math appropriately. Wrap long lines.
10995 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10997 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10998 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
11000 2007-01-19 Tomas Bily <tbily@suse.cz>
11002 * cgraphunit.c (cgraph_finalize_function): Updating of pid
11004 (tree_init_ic_make_global_vars): New function
11005 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
11006 (tree_gen_ic_profiler): New function
11007 (tree_gen_ic_func_profiler): New function
11008 (tree_profiling): Added calling of tree_gen_ic_func_profiler
11009 (tree_profile_hooks): Added hook for indirec/virtual calls
11010 * value-prof.c (tree_find_values_to_profile): New case for
11012 (tree_values_to_profile): Call for determining indirect/virtual
11014 (tree_indirect_call_to_profile): New function
11015 (tree_ic_transform): New function
11016 (tree_ic): New function
11017 (find_func_by_pid): New function
11018 (init_pid_map): New function
11019 (tree_value_profile_transformations): Added check for
11020 indirect/virtual call transformation
11021 * value-prof.h (enum hist_type): New counter type for
11022 indirect/virtual calls
11023 (profile_hooks): Added new hook for profiling indirect/virtual
11025 * profile.c (instrument_values): New case for indirect/virtual
11027 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
11028 (GCOV_COUNTER_V_INDIR): New counter type
11029 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
11030 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
11032 * cgraph.c: Definition of cgraph_max_pid
11033 (cgraph_create_node): Default init of pid attribute
11034 * cgraph.h: Declaration of cgraph_max_pid
11035 (struct cgraph_node): Added pid attribute
11036 * libgcov.c (__gcov_indirect_call_profiler): New function
11037 (__gcov_one_value_profiler_body): New function
11038 (__gcov_one_value_profiler): Body was moved to
11039 __gcov_one_value_profiler_body and calls it
11041 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
11043 * doc/gty.texi (Options): Document the mark_hook option to GTY.
11044 * gengtype.c (write_types_data, write_func_for_structure,
11045 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
11046 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
11047 (walk_type, write_func_for_structure): Generate the mark_hook if
11050 2007-01-19 Jan Hubicka <jh@suse.cz>
11052 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
11053 'early' argument take inlining mode argument specifying whether to
11054 inline for size/speeed or all functions; add support for flattening;
11056 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
11058 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11061 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
11062 the name of the declared identifier.
11064 2007-01-19 Dirk Mueller <dmueller@suse.de>
11066 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
11067 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
11068 duplicate evaluation.
11070 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
11072 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
11073 Macroize expander using X87MODEF12 mode macro. Extend operand 1
11074 to XFMode, use acosxf2 and truncate result to requested mode.
11075 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11076 (asin<mode>2): Similarly, with asin expanders.
11077 (*fscalexf4_i387): Rename from *fscalexf4.
11078 (expNcorexf3): New expander.
11079 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
11080 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
11081 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
11082 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
11083 patterns for SSE math.
11084 (exp10<mode>2): Similarly, with exp10 expanders.
11085 (exp2<mode>2): Similarly, with exp2 expanders.
11086 (expm1<mode>2): Similarly, with expm1 expanders.
11087 (ldexp<mode>3): Similarly, with ldexp expanders.
11088 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
11089 Use gen_truncxf<mode>2_i387_noop to truncate result.
11091 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11093 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
11094 for ColdFire targets.
11096 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
11097 Richard Sandiford <richard@codesourcery.com>
11099 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
11100 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
11101 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
11102 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
11103 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11104 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11106 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11108 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
11109 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
11110 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
11111 (*adddi_dilshr32_cf): New pattern.
11112 (adddi3, subdi3): Remove first alternatives.
11114 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11116 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
11117 implemented using move.l, do not use its cc result for floating-point
11120 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11122 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
11123 from accepting 's' constraints if flag_pic.
11125 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11127 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
11128 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
11129 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
11130 condition from TARGET_68881 to TARGET_HARD_FLOAT.
11132 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
11134 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
11135 ColdFire alternatives.
11136 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
11137 * config/m68k/m68k.md (clzsi2): Define for ColdFire
11138 architectures that support ff1 instruction.
11140 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11141 Julian Brown <julian@codesourcery.com>
11143 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
11144 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
11145 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
11148 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11150 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
11152 (output_move_const_into_data_reg, output_move_simode_const): Delete.
11153 * config/m68k/m68k.c (const_method, const_int_cost): Take a
11154 HOST_WIDE_INT instead of an rtx.
11155 (m68k_rtx_costs): Update call accordingly.
11156 (output_move_const_into_data_reg): Likewise. Fix formatting.
11157 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
11159 (output_move_simode_const): Update calls after above changes.
11160 Rework to use automatic variables and predicates like MEM_P.
11161 * config/m68k/m68k.md (pushexthisi_const): Update call to
11164 2007-01-19 Dirk Mueller <dmueller@suse.de>
11166 * tree-ssa-alias.c (perform_var_substitution): Fix typo
11167 in dump_flags test.
11169 2007-01-19 Richard Guenther <rguenther@suse.de>
11171 * builtins.c (expand_builtin_cexpi): Fall back to expanding
11172 via cexp in case sincos is not available.
11174 2007-01-19 Richard Guenther <rguenther@suse.de>
11176 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
11177 * defaults.h (TARGET_HAS_SINCOS): Default to off.
11178 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
11179 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
11180 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
11181 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
11182 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
11183 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
11185 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
11187 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
11189 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
11190 (atan2xf3): Directly generate RTL pattern.
11191 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
11192 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
11193 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11194 disable patterns for SSE math.
11195 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
11196 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
11197 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11198 disable patterns for SSE math.
11200 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
11202 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
11204 2007-01-18 Roger Sayle <roger@eyesopen.com>
11206 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
11207 VIEW_CONVERT_EXPR to the same type as it's operand.
11209 2007-01-18 David Edelsohn <edelsohn@gnu.org>
11211 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
11212 configured for long double 128.
11214 2007-01-18 Mike Stump <mrs@apple.com>
11216 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
11219 2007-01-18 Michael Meissner <michael.meissner@amd.com>
11221 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
11224 2007-01-18 Jan Hubicka <jh@suse.cz>
11226 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
11227 greater than NUM_VOP_FREE_BUCKETS.
11229 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
11231 * tree-ssa-structalias.c: Update comments.
11232 (ptabitmap_obstack): Removed.
11233 (pta_obstack): New.
11234 (oldpta_obstack): Ditto.
11235 (stats): Add a few members.
11236 (struct variable_info): Remove node, complex, address_taken, and
11237 indirect_target members. Add oldsolution member.
11238 (new_var_info): Do not initialize removed members.
11239 (constraint_expr_type): Remove INCLUDES.
11240 (constraint_graph): Add size, implicit_preds, rep,
11241 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
11242 (FIRST_REF_NODE): New macro.
11243 (LAST_REF_NODE): Ditto.
11244 (FIRST_ADDR_NODE): Ditto.
11245 (find): New function.
11247 (dump_constraint): Do not handle INCLUDES.
11248 (insert_into_complex): Do not insert duplicate constraints.
11249 (condense_varmap_nodes): Renamed and rewritten into ...
11250 (merge_node_constraints): This. Also fix bug in handling of
11251 offseted copy constraints.
11252 (clear_edges_for_node): No longer need to deal with preds at all,
11253 or removing associated preds/succs.
11254 (merge_graph_nodes): Deal with indirect_cycles.
11255 Don't deal with predecessors.
11256 (add_implicit_graph_edge): New function.
11257 (add_pred_graph_edge): Ditto.
11258 (add_graph_edge): Don't deal with predecessors.
11259 (build_constraint_graph): Removed.
11260 (build_pred_graph): New function.
11261 (build_succ_graph): Ditto.
11262 (struct scc_info): Removed in_component. Added roots, dfs, and
11263 node_mapping. Remove visited_index, unification_queue.
11264 (scc_visit): Deal with union-find we do now.
11265 Deal with cycles with REF nodes.
11266 (collapse_nodes): Renamed and rewritten to ...
11267 (unify_nodes): This.
11268 (process_unification_queue): Removed.
11269 (topo_visit): Cleanup
11270 (do_da_constraint): Use find.
11271 (do_sd_constraint): Ditto.
11272 (do_ds_constraint): Ditto.
11273 (do_complex_constraint): Ditto.
11274 (init_scc_info): Update for removed and added members.
11275 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
11276 (find_indirect_cycles): This.
11277 (equivalence_class): New variable.
11278 (label_visit): New function.
11279 (perform_variable_substitution): Rewritten.
11280 (free_var_substitution_info): New function.
11281 (find_equivalent_node): Ditto.
11282 (move_complex_constraints): Ditto.
11283 (eliminate_indirect_cycles): Ditto.
11284 (solve_graph): Only propagate changed bits.
11285 Use indirect cycle elimination.
11287 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
11288 (tree_id_eq): Renamed to ...
11289 (tree_vi_eq): This. Update for member change
11290 (insert_id_for_tree): Renamed and rewritten to ...
11291 (insert_vi_for_tree): This.
11292 (lookup_id_for_tree): Renamed and rewritten to ...
11293 (lookup_vi_for_tree): This.
11294 (get_id_for_tree): Renamed and rewritten to ...
11295 (get_vi_for_tree): Ditto.
11296 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
11297 (process_constraint): Don't handle INCLUDES.
11298 Remove special ADDRESSOF case.
11299 (find_func_aliases): Rewrite to use vi functions instead of id
11301 (create_function_info_for): Ditto.
11302 (create_variable_info_for): Ditto.
11303 (intra_create_variable_infos): Ditto.
11304 (merge_smts_into): Ditto.
11305 (find_what_p_points_to): Ditto.
11306 (init_base_vars): Ditto.
11307 (init_alias_vars): Ditto.
11308 (remove_preds_and_fake_succs): New function.
11309 (dump_sa_points_to_info): Dump new stats.
11310 (dump_solution_for_var): Use find.
11311 (set_used_smts): Fix formatting.
11312 (compute_points_to_sets): Updated for new functions.
11313 (ipa_pta_execute): Ditto.
11315 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11316 Richard Sandiford <richard@codesourcery.com>
11318 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
11320 * calls.c (expand_call): If the return value is a PARALLEL,
11321 extract its first member.
11322 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
11323 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11324 use FUNCTION_EXTRA_EPILOGUE.
11325 (m68k_function_value): Return a PARALLEL if the return value
11326 is of a pointer type.
11327 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
11328 (FUNCTION_EXTRA_EPILOGUE): Remove.
11329 * config/m68k/m68k.md (D0_REG): New constant.
11331 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11333 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11334 output a NOP for empty epilogues.
11336 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11338 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
11339 before function. Extend register save check to include all
11340 registers, not just integer ones.
11342 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11344 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
11345 (m68k_use_return_insn): ...this.
11346 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
11347 * config/m68k/m68k.c (use_return_insn): Rename to...
11348 (m68k_use_return_insn): ...this.
11349 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
11350 of USE_RETURN_INSN.
11352 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11354 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
11355 nearest even, fix denormal rounding overflow.
11357 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11359 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
11360 f%$smove and f%$move.
11361 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
11362 (extendsfdf2_cf): Use fdmove instead of f%&move.
11363 (truncdfsf2_cf): Use fsmove instead of f%$smove.
11364 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
11366 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11368 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
11371 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11373 * real.h (real_format): Add a canonical_nan_lsbs_set field.
11374 (coldfire_single_format): Declare.
11375 (coldfire_double_format): Likewise.
11376 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
11377 of qnan_msb_set to determine the lower bits of a canonical
11379 (encode_ieee_double): Likewise.
11380 (encode_ieee_quad): Likewise.
11381 (ieee_single_format): Initialize canonical_nan_lsbs_set.
11382 (mips_single_format): Likewise.
11383 (ieee_double_format): Likewise.
11384 (mips_double_format): Likewise.
11385 (ieee_extended_motorola_format): Likewise.
11386 (ieee_extended_intel_96_format): Likewise.
11387 (ieee_extended_intel_128_format): Likewise.
11388 (ieee_extended_intel_96_round_53_format): Likewise.
11389 (ibm_extended_format): Likewise.
11390 (mips_extended_format): Likewise.
11391 (ieee_quad_format): Likewise.
11392 (mips_quad_format): Likewise.
11393 (vax_f_format): Likewise.
11394 (vax_d_format): Likewise.
11395 (vax_g_format): Likewise.
11396 (i370_single_format): Likewise.
11397 (i370_double_format): Likewise.
11398 (decimal_single_format): Likewise.
11399 (decimal_double_format): Likewise.
11400 (decimal_quad_format): Likewise.
11401 (c4x_single_format): Likewise.
11402 (c4x_extended_format): Likewise.
11403 (real_internal_format): Likewise.
11404 (coldfire_single_format): New real_format.
11405 (coldfire_double_format): Likewise.
11406 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
11407 canonical_nan_lsbs_set.
11408 (pdp11_d_format): Likewise.
11409 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
11410 if TARGET_COLDFIRE_CPU.
11412 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11414 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
11415 (output_call, m68k_legitimize_call_address): Declare.
11416 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
11417 parenthesees. Add support for a 'W' constraint.
11418 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
11419 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
11420 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
11421 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
11423 (override_options): Initialize them. Do not set flag_no_function_cse
11424 for TARGET_ID_SHARED_LIBRARY.
11425 (m68k_output_pic_call): Delete.
11426 (m68k_legitimize_call_address): New function.
11427 (print_operand): Remove the %o prefix. Handle the %p prefix.
11428 (output_call): New function.
11429 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
11430 target address from the GOT if symbolic jumps are not allowed.
11431 * config/m68k/m68k.md (call, general_operand): Do not set
11432 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
11433 Merge separate flag_pic and !flag_pic define_insns into...
11434 (*call, *call_value): ...these new patterns. Match the address
11435 rather than the containing MEM and require it to be a call_operand.
11436 Use output_call to generate the asm template.
11437 * config/m68k/predicates.md (const_call_operand): New predicate.
11438 (call_operand): Likewise.
11440 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11442 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
11443 (STACK_GROWS_DOWNWARD): Define to 1.
11444 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
11445 comments, emphasizing that these values are only defaults.
11446 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
11447 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
11449 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11451 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
11453 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11454 Richard Sandiford <richard@codesourcery.com>
11456 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
11457 (FP_REGNO_P): New macros.
11458 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
11459 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
11460 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
11461 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
11463 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11465 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11466 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
11468 * config/m68k/t-floatlib: New file, extracting common code from...
11469 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
11470 * config/m68k/t-uclinux: Here.
11471 * config/m68k/fpgnulib.c: Do not compile extendeed precision
11472 routines on ColdFire targets.
11474 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11476 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11477 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
11478 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
11479 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
11480 explicitly set MOTOROLA to 1.
11481 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
11483 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11484 Nathan Sidwell <nathan@codesourcery.com>
11486 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
11487 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
11488 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
11489 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
11490 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
11491 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
11492 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
11493 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
11494 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
11495 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11496 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
11497 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
11498 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
11499 (DBX_REGISTER_NUMBER): Delete.
11500 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
11501 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11502 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
11504 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11506 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
11507 * config/flat.h: New file.
11508 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
11509 OBJECT_FORMAT_FLAT.
11510 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
11511 indirect references for -msep-data or -mid-shared-library.
11512 Do not use PC-relative code addresses either.
11513 * config/m68k/m68k.c (override_options): Restrict -fPIC error
11515 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
11516 for shared libraries and crt1.o for executables. Use crti.o and
11518 (ENDFILE_SPEC): Use crtend.o and crtn.o.
11519 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
11520 Do not add -elf2flt or -shared-lib-id options here.
11521 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
11522 Pass -shared-lib-id if -mid-shared-library, taking the library
11523 identifier from -mshared-library-id if given, otherwise
11525 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
11526 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
11527 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
11528 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
11529 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
11530 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
11532 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
11533 jump sequence for ISA A and ISA A+.
11534 (PICJUMP): Likewise.
11536 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11538 * config.gcc (m68k-*-uclinux*): Base the port on the common
11539 and m68k GNU/Linux files rather than on the generic ELF ones.
11540 * config/m68k/uclinux.h (TARGET_VERSION): Override.
11541 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11543 2007-01-18 Julian Brown <julian@codesourcery.com>
11544 Richard Sandiford <richard@codesourcery.com>
11546 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
11547 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11548 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
11550 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
11551 80 unconditionally.
11552 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11554 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11556 * doc/install.texi: Document m68k-uclinuxoldabi.
11557 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
11558 * config/m68k/uclinux-oldabi.h: New file, copied from
11559 config/m68k/uclinux.h.
11561 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
11563 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
11564 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
11565 (m32r_compute_frame_size): Use unsigned for regno.
11566 (m32r_reload_lr): Use gen_frame_mem.
11568 (m32r_output_function_epilogue): Don't output the function epilogue
11570 (m32r_expand_epilogue): New.
11571 (direct_return): Return false if the function has the interrupt
11573 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
11574 * config/m32r/m32r.md (epilogue): New expander.
11575 (return_lr, return_rte): New insns.
11576 (return): Make it expander.
11577 (return_normal): New expander.
11579 2007-01-18 Josh Conner <jconner@apple.com>
11582 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
11583 support for UNLE, UNLT, UNGE, and UNGT.
11585 2007-01-18 Jan Hubicka <jh@suse.cz>
11587 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
11588 * tree-tailcall (add_virtual_phis): Likewise.
11589 (optimize_tail_call): Return TODOs.
11590 (execute_tail_calls): Return TODOs.
11591 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
11592 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
11594 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11595 Cleanup cfg using TODO.
11596 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
11597 * passes.c (execute_function_todo): When cleanup did something, remove
11599 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
11600 (make_edges): Don't cleanup_cfg.
11602 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
11604 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
11605 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
11606 operate on the top of stack.
11607 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
11608 register handling of instructions that output to the second
11610 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
11611 (move_for_stack_reg): Special-case check for dead destination
11612 stack slot for constant load of 1.0 inside UNSPEC_TAN.
11614 * config/i386/i386.md (UNSPEC_TAN): New constant.
11615 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
11616 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
11617 to correctly model move of constant 1.0 to top stack slot.
11618 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
11619 (unnamed peephole2 pattern): Remove corresponding peephole2
11620 pattern that optimizes tan insn and loading of constant 1.0.
11621 (tanxf2): Use fptanxf4_i387.
11622 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
11623 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
11624 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11625 disable patterns for SSE math.
11626 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
11627 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
11629 2007-01-18 Dirk Mueller <dmueller@suse.de>
11630 Richard Guenther <rguenther@suse.de>
11633 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
11634 * common.opt (Warray-bounds): Add new warning option.
11635 * c-opts.c (c_common_handle_option): Define -Warray-bounds
11637 * Makefile.in: make tree-vrp.o depend on toplev.h
11638 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
11640 (check_array_refs, check_array_bounds, check_array_ref): New.
11642 2007-01-18 Jan Hubicka <jh@suse.cz>
11644 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
11645 (execute_ssa_ccp): Return flags conditionally.
11646 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
11648 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
11650 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
11652 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
11653 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
11655 * Makefile.c (GTFILES): Add cfglayout.h.
11656 * gengtype.c (open_base_files): Likewise.
11657 * cfglayout.c (cfg_layout_function_footer,
11658 cfg_layout_function_header) Reindent to make gengtype happy.
11659 * cfglayout.h (cfg_layout_function_footer,
11660 cfg_layout_function_header): Add GTY(()) marker.
11662 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
11664 2007-01-18 Ben Elliston <bje@au.ibm.com>
11666 * genautomata.c (write_automata): Include xstrerror output in the
11667 error message if writing the DFA description file fails.
11669 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
11671 * config/mips/mips-protos.h (mips_output_external): Make it
11673 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
11674 * config/mips/mips.c (irix_output_external_libcall): Likewise.
11675 (extern_list): Likewise.
11676 (extern_head): Likewise.
11677 (TARGET_ASM_FILE_END): Likewise.
11678 (mips_file_end): Likewise.
11679 (mips_output_external): Rewritten.
11681 2007-01-18 Ben Elliston <bje@au.ibm.com>
11683 * genpreds.c (write_insn_preds_c): Only write out the function
11684 body for regclass_for_constraint if we have register constraints.
11686 2007-01-17 Tom Tromey <tromey@redhat.com>
11688 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
11689 * doc/install.texi (Testing): Use sourceware.org.
11690 (Binaries): Likewise.
11691 (Specific): Likewise.
11692 * doc/contrib.texi (Contributors): Use sourceware.org.
11694 2007-01-17 Anatoly Sokolov <aesok@post.ru>
11696 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
11697 (AVR_ENHANCED): Rename to ...
11698 (AVR_HAVE_MUL): ... new.
11699 (avr_enhanced_p): Rename to ...
11700 (avr_have_mul_p): ... new.
11701 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
11702 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
11703 * config/avr/avr.c (avr_enhanced_p): Rename to ...
11704 (avr_have_mul_p): ... new.
11705 (base_arch_s): Rename 'enhanced' to 'have_mul'.
11706 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
11707 'avr_enhanced_p' and 'enhanced'.
11708 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
11709 AVR_HAVE_MUL instead of AVR_ENHANCED.
11710 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11711 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
11712 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
11713 instead of AVR_ENHANCED.
11714 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11715 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
11716 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
11718 2007-01-17 Ian Lance Taylor <iant@google.com>
11720 * vec.h (VEC_reserve_exact): Define.
11721 (vec_gc_p_reserve_exact): Declare.
11722 (vec_gc_o_reserve_exact): Declare.
11723 (vec_heap_p_reserve_exact): Declare.
11724 (vec_heap_o_reserve_exact): Declare.
11725 (VEC_OP (T,A,reserve_exact)): New static inline function, three
11727 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
11728 negative parameter.
11729 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
11730 (VEC_OP (T,A,copy)) [all versions]: Likewise.
11731 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
11732 * vec.c (calculate_allocation): Add exact parameter. Change all
11734 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
11735 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
11736 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
11737 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
11738 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
11739 (vec_heap_p_reserve_exact): New function.
11740 (vec_heap_o_reserve_exact): New function.
11742 2007-01-17 Jan Hubicka <jh@suse.cz>
11744 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
11746 2007-01-17 Eric Christopher <echristo@apple.com>
11748 * config.gcc: Support core2 processor.
11750 2007-01-16 Jan Hubicka <jh@suse.cz>
11752 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
11753 the names, just unlink the chain so we don't crash on dangling pointers
11756 2007-01-16 Jan Hubicka <jh@suse.cz>
11758 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11759 * tree-pass.h: Reorder to make IPA passes appear toegher.
11760 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11761 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11762 parameters, do not call early inliner.
11763 * ipa-inline.c: Update comments. Include tree-flow.h
11764 (cgraph_decide_inlining): Do not compute inlining parameters.
11765 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11766 be called with function context set up.
11767 (pass_ipa_inline): Remove unreachable functions before pass.
11768 (cgraph_early_inlining): Simplify assuming to be called from the
11770 (pass_early_inline): New pass.
11771 (cgraph_gate_ipa_early_inlining): New gate.
11772 (pass_ipa_early_inline): Turn into simple wrapper.
11773 (compute_inline_parameters): New function.
11774 (gate_inline_passes): New gate.
11775 (pass_inline_parameters): New pass.
11776 (apply_inline): Move here from tree-optimize.c
11777 (pass_apply_inline): New pass.
11778 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11780 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11781 doing them by hand.
11782 (tree_function_versioning): Do not allocate dummy struct function.
11783 * tree-inline.h (optimize_inline_calls): Update prototype.
11784 * tree-optimize.c (execute_fixup_cfg): Export.
11785 (pass_fixup_cfg): Remove
11786 (tree_rest_of_compilation): Do not apply inlines.
11787 * tree-flow.h (execute_fixup_cfg): Declare.
11788 * Makefile.in (gt-passes.c): New.
11789 * passes.c: Include gt-passes.h
11790 (init_optimization_passes): New passes.
11791 (nnodes, order): New static vars.
11792 (do_per_function_toporder): New function.
11793 (execute_one_pass): Dump current pass here.
11794 (execute_ipa_pass_list): Don't dump current pass here.
11796 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11798 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11799 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11801 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11803 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11804 (strong_alias): Define.
11805 (__gcc_qmul): Provide non-FMA for soft-float.
11806 (__gcc_qdiv): Same.
11811 (__gcc_qunord): New.
11821 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11822 soft-float functions.
11823 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11824 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11825 about long double soft float.
11827 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11828 Tehila Meyzels <tehila@il.ibm.com>
11830 * tree-vectorizer.h (is_pattern_stmt_p): New.
11831 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11832 formatting (tabs instead of spaces). Cleanup and clarify setting
11833 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11834 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11835 (vectorizable_type_demotion): Check that types are integral.
11836 (vectorizable_type_promotion): Likewise.
11837 (vectorizable_store): Fix typo. Eliminate new-line at end of
11840 2007-01-16 Jan Hubicka <jh@suse.cz>
11842 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11845 2007-01-15 Eric Christopher <echristo@apple.com>
11847 * ifcvt.c: Include vec.h, vecprim.h.
11848 (check_cond_move_block): New argument regs.
11849 Reorganize. Add registers used to regs.
11850 (cond_move_process_if_block): Use regs set above as
11853 2007-01-15 Eric Christopher <echristo@apple.com>
11855 * config/darwin.h: Update copyright.
11856 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11857 (LINK_COMMAND_SPEC): Add -u.
11858 (LINK_SPEC): Fix umbrella for above.
11860 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11862 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11865 2007-01-15 Tom Tromey <tromey@redhat.com>
11867 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11868 * doc/install.texi (Testing): Don't mention jacks.
11869 (Configuration): Document --enable-java-maintainer-mode. Move
11870 --with-java-home to libgcj-specific section. Document
11872 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11874 2007-01-15 Jan Hubicka <jh@suse.cz>
11876 * tree-ssa-dce.c (DCE_TODOs): New.
11877 (propagate_necessity): Return if something changed.
11878 (eliminate_unnecessary_stmts): Likewise.
11879 (perform_tree_ssa_dce): Return TODO flags when needed.
11880 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11882 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11884 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11885 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11886 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11887 patterns using X87MODEF12 mode macro. Extend operand 1
11888 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11889 (log10<mode>2): Ditto.
11890 (log2<mode>2): Ditto.
11891 (log1p<mode>2): Ditto.
11892 (logb<mode>2): Ditto.
11893 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11894 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11895 (*fxtractxf3_i387): Rename from *fxtractxf3.
11896 (fxtract_extend<mode>xf3_i387): New insn pattern.
11897 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11898 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11899 and gen_fyl2xxf3_i387().
11901 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11903 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11904 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11905 get_loop_exit_edges. Changed return type to bool.
11906 * cfgloop.h (fix_loop_placement): Declaration removed.
11908 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11910 * param.h (MIN_VECT_LOOP_BOUND): New.
11911 * params.def (MIN_VECT_LOOP_BOUND): New.
11912 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11913 argument - minimum threshold for number of iterations.
11914 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11915 argument to declaration.
11916 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11917 MIN_VECT_LOOP_BOUND.
11918 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11919 slpeel_tree_peel_loop_to_edge with additional argument.
11920 (vect_do_peeling_for_alignment): Likewise.
11921 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11923 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11926 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11927 operands of size 1.
11929 2007-01-14 Jan Hubicka <jh@suse.cz>
11931 * tree-dfa.c (remove_referenced_var): New function.
11932 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11933 prune referenced vars list too.
11934 * tree-flow.h (remove_referenced_var): Declare.
11936 2007-01-14 Jan Hubicka <jh@suse.cz>
11938 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11940 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11941 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11942 * except.h (verify_eh_throw_table_statements): Kill prototype.
11943 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11944 into call exrepssions.
11945 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11947 * tree-cfg.c: Include pointer-set.h.
11948 (verify_node_sharing): Work on pointer set.
11949 (verify_eh_throw_stmt_node): New.
11950 (verify_stmts): Use pointers sets, verify throw_stmt.
11952 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11954 * ipa-reference.c (analyze_function): Consider also addresses taken
11957 2007-01-12 Roger Sayle <roger@eyesopen.com>
11959 * c-typeck.c (null_pointer_constant_p): Replace use of
11960 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11961 (build_c_cast): Likewise.
11963 2007-01-12 Roger Sayle <roger@eyesopen.com>
11965 * tree.h (force_fit_type_double): Remove unused final argument.
11966 * c-common.c (constant_expression_warning): Replace use of
11967 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11968 (convert_and_check): Likewise.
11969 (shorten_compare): Update call to force_fit_type_double.
11970 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11971 * convert.c (convert_to_pointer): Update call to
11972 force_fit_type_double.
11973 * fold-const.c (force_fit_type_double): Remove overflowed_const
11975 (int_const_binop, fold_convert_const_int_from_int,
11976 fold_convert_const_int_from_real, fold_div_compare,
11977 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11978 fold_abs_const, fold_not_const): Remove the final argument from
11979 calls to force_fit_type_double.
11981 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11983 * configure.ac: Set insn to "nop" for spu-*-* also.
11984 * configure: Regenerate.
11986 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11988 * builtins.def : Add BUILT_IN_FREE.
11990 2007-01-12 Jan Hubicka <jh@suse.cz>
11992 PR tree-optimization/30443
11993 * tree-inline.c (tree_function_versioning): Do not optimize when
11994 cloning for inlining.
11996 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11998 * doc/loop.texi: Document recording of loop exits.
11999 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
12000 (update_single_exits_after_duplication,
12001 update_single_exit_for_duplicated_loop,
12002 update_single_exit_for_duplicated_loops): Removed.
12003 (duplicate_loop_to_header_edge): Do not call
12004 update_single_exits_after_duplication and
12005 update_single_exit_for_duplicated_loops.
12006 (loop_version): Do not update single_exit information.
12007 (fix_loop_structure): Use record_loop_exits instead of
12008 mark_single_exit_loops.
12009 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
12010 the lists of loop exits.
12011 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
12012 split_edge, merge_blocks): Update the lists of loop exits.
12013 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
12014 loop_optimizer_init.
12015 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
12016 of mark_single_exit_loops.
12017 (loop_optimizer_finalize): Call release_recorded_exits.
12018 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
12019 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
12020 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
12021 update single exit information.
12022 * lambda-code.c (perfect_nestify): Ditto.
12023 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
12024 (mark_single_exit_loops): Removed.
12025 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
12026 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
12027 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
12029 (get_loop_exit_edges, single_exit): Use recorded exit lists.
12030 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
12031 (verify_loop_structure): Verify consistency of the exit lists.
12032 (flow_loops_find): Use alloc_loop. Initialize exits hash.
12033 (set_single_exit): Removed.
12034 * cfgloop.h (struct loop_exit): New function.
12035 (struct loop): single_exit_ field replaced by exits field.
12036 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
12037 (struct loops): Added exits hash.
12038 (mark_single_exit_loops, set_single_exit): Declaration removed.
12039 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
12041 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12043 * doc/invoke.texi: Avoid use of @headitem.
12045 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12047 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
12049 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12051 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
12054 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12055 Richard Sandiford <richard@codesourcery.com>
12057 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
12058 * config/m68k/m68k.opt: Resort options.
12059 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
12061 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12062 Richard Sandiford <richard@codesourcery.com>
12064 * doc/invoke.texi: Document the macros that are defined by
12065 m68k's -mtune and -mhard-float options.
12066 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
12067 (m68k_cpp_cpu_family): Likewise.
12068 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
12069 of __ucfv*__ macros. Define __mcffpu__ if generating code for
12070 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
12071 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
12072 (m68k_cpp_cpu_family): Likewise.
12074 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12076 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
12077 macros besides mc68000 as tuning macros. Use a switch statement
12078 to set them and mcpu32.
12080 2007-01-12 Julian Brown <julian@codesourcery.com>
12082 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
12083 (TARGET_68040_ONLY): Rename to...
12084 (TARGET_68040): ...this.
12085 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
12086 * config/m68k/m68k.md: Likewise.
12088 2007-01-12 Julian Brown <julian@codesourcery.com>
12089 Nathan Sidwell <nathan@codesourcery.com>
12090 Richard Sandiford <richard@codesourcery.com>
12092 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
12093 the -mcpu= argument associated with the --with-cpu setting.
12094 Define M68K_DEFAULT_TUNE to the default -mtune= option,
12095 if different from the one implied by the -mcpu setting.
12096 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
12097 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
12098 * doc/invoke.texi: Mention ColdFire in the introduction to the
12099 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
12100 -mno-div and -mhard-float options. Make -m68881 a synonym for
12101 -mhard-float. Document the previously-undocumented -m5206e,
12102 -m528x, -m5307 and -m5407 options. Tweak the existing option
12103 documentation for consistency.
12104 * doc/install.texi: Mention new --with-cpu arguments.
12105 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
12106 default CPU if neither -mcpu nor -march are specified.
12107 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
12108 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
12109 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
12110 using m68k_tune to decide between families that implement the
12111 same ISA. Use m68k_tune to set __mcfv4e__.
12112 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
12113 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
12114 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
12115 (FL_ISA_C, FL_ISA_MMU): New macros.
12116 (MASK_COLDFIRE): Delete.
12117 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
12118 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
12119 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
12120 (TARGET_HARD_FLOAT): Do not define here.
12121 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
12122 (TUNE_68000): New macro.
12123 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
12124 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
12125 (TUNE_CFV2): Redefine in terms of m68k_tune.
12126 (uarch_type, target_device, fpu_type): New enums.
12127 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
12128 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
12129 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
12130 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
12131 (FL_FOR_isa_c): New macros.
12132 (m68k_isa): New enum.
12133 (m68k_target_selection): New structure.
12134 (all_devices, all_isas, all_microarchs): New tables.
12135 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
12136 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
12137 (MASK_ALL_CPU_BITS): Delete.
12138 (m68k_find_selection): New function.
12139 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
12140 Map the legacy target options to a combination of the new ones.
12141 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
12142 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
12143 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
12145 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
12146 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
12148 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
12149 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
12150 * config/m68k/m68k-devices.def: New file.
12152 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12153 Nathan Sidwell <nathan@codesourcery.com>
12155 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
12156 (SUBTARGET_EXTRA_SPECS): New macros.
12157 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
12158 use %(asm_cpu_spec) instead.
12159 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
12160 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
12161 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
12162 (EXTRA_SPECS): Rename to...
12163 (SUBTARGET_EXTRA_SPECS): ...this.
12165 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12166 Richard Sandiford <richard@codesourcery.com>
12167 Julian Brown <julian@codesourcery.com>
12169 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12170 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
12171 to the configuration's default CPU.
12172 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
12173 Remove default masks.
12174 (m680[012]0-*-*): Set the default with_cpu to the first part of
12176 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
12177 (m68k*-*-linux): Extend the --with-cpu handling to...
12178 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
12179 and m68010. Don't set target_cpu_default2.
12180 * doc/install.texi: Document --with-cpu for m68k.
12181 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
12182 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
12183 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
12184 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
12185 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
12186 (ASM_SPEC): Remove use of %(asm_cpu_default).
12187 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
12188 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
12189 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
12190 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
12191 __HAVE_FPU__ if TARGET_HARD_FLOAT.
12192 (TARGET_DEFAULT): Delete.
12193 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
12194 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
12195 (CPP_CPU_SPEC): Delete.
12196 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
12197 the appropriate string.
12198 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
12199 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
12200 (ASM_SPEC): Don't use %(asm_default_spec).
12201 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
12202 TARGET_DEFAULT and add MASK_68881.
12203 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
12205 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12207 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
12208 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
12209 MASK_68010 alongside MASK_68020.
12210 * doc/invoke.texi: Document -m68010.
12211 * config/m68k/m68k.opt (m68010): New.
12212 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
12214 (TUNE_68010): New macro.
12215 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
12216 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
12217 (M68K_CPU_m68332): Add MASK_68010.
12218 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
12219 fallback definition.
12220 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
12222 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
12223 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
12224 to all entries that use MASK_68020.
12225 (output_move_simode_const, output_move_himode, output_move_qimode)
12226 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
12227 instead of TARGET_68020 to select clr behavior. Remove comment
12228 about there being no TARGET_68010.
12229 * config/m68k/m68k.md: Likewise throughout.
12231 2007-01-12 Julian Brown <julian@codesourcery.com>
12233 * config/m68k/m68k.h (TARGET_ISAB): New macro.
12234 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
12235 * config/m68k/m68k.md: Likewise.
12237 2007-01-12 Julian Brown <julian@codesourcery.com>
12239 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
12240 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
12242 2007-01-12 Julian Brown <julian@codesourcery.com>
12244 * config/m68k/m68k.h (TUNE_68040_60): New macro.
12245 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
12246 * config/m68k/m68k.md: Likewise.
12248 2007-01-12 Julian Brown <julian@codesourcery.com>
12249 Richard Sandiford <richard@codesourcery.com>
12251 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
12252 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
12253 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
12255 (TARGET_CPU32): Rename to...
12256 (TUNE_CPU32): ...this.
12257 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
12258 (TUNE_CFV2): New macros.
12259 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
12260 remove conditions that are implied by TARGET_68020.
12261 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
12262 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
12263 (m68k_output_function_epilogue): Likewise.
12264 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
12265 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
12266 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
12267 non-68000 timings. Refactor multiplication and division costs.
12268 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
12269 TUNE_CPU32 instead of TARGET_CPU32.
12270 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
12271 and TUNE_68060 instead of TARGET_68060.
12272 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
12273 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
12275 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
12276 && !TARGET_COLDFIRE" to choose between moveq and clr.
12277 Likewise in the unnamed movsf pattern.
12278 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
12279 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
12282 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12284 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
12285 of tabbing before backslashes.
12287 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12289 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
12290 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
12291 (ASM_OUTPUT_INTERNAL_LABEL): Define.
12293 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12295 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
12296 find_interesting_uses_cond.
12297 (find_interesting_uses_cond): Use extract_cond_operands.
12298 (rewrite_use_compare): Use extract_cond_operands and
12299 force_gimple_operand_bsi. Do not call update_stmt.
12300 (determine_use_iv_cost_condition): Use extract_cond_operands.
12301 Return cheaper of using original bound and changing the exit bound.
12303 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12305 PR tree-optimization/29516
12306 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
12307 most_expensive_mult_to_index, addr_to_parts,
12308 create_mem_ref, maybe_fold_tmr): Make the type of
12309 fields of TARGET_MEM_REF sizetype.
12310 (move_fixed_address_to_symbol, move_pointer_to_base):
12312 * tree.def (TARGET_MEM_REF): Add comment on types of
12315 2007-01-11 Joseph Myers <joseph@codesourcery.com>
12317 * c-common.c (vector_types_convertible_p): Treat opaque types as
12318 always convertible if they have the same size, but not otherwise.
12320 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
12322 * ifcvt.c (struct noce_if_info): Add comments to the fields.
12323 Remove the b_unconditional field.
12324 (noce_try_sign_mask): Do not look at b_unconditional.
12325 (noce_process_if_block): Do not use merge_if_blocks. Update
12326 the CFG here. Do not set b_unconditional.
12327 (cond_move_process_if_block): Likewise.
12328 (find_cond_trap): Likewise.
12329 (check_cond_move_block): Require simple jump insns at the end
12330 of the basic block.
12332 2007-01-11 Jan Hubicka <jh@suse.cz>
12334 PR tree-optimization/1046
12335 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
12336 when alias info is not ready.
12337 (pass_tail_recursion): Do not require aliasing.
12338 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
12339 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
12340 * tree-ssa-copy.c (pass_copy_prop): Likewise.
12341 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
12342 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
12343 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
12344 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
12346 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
12347 When aliasing is not build, mark statement as volatile.
12349 2007-01-11 Tom Tromey <tromey@redhat.com>
12351 PR preprocessor/15185, PR preprocessor/20989:
12352 * doc/cppopts.texi <-MT>: Update description of algorithm for
12353 computing default target.
12354 <-M, -MD>: Reword "basename" text.
12356 2007-01-11 Roger Sayle <roger@eyesopen.com>
12358 * builtins.c (expand_builtin_pow, expand_builtin_powi,
12359 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
12360 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
12361 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
12362 fold_builtin_bswap, real_constp, fold_builtin_pow,
12363 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
12364 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
12365 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12366 * convert.c (convert_to_pointer): Likewise.
12367 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12368 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
12369 const_binop, fold_convert_const_int_from_int,
12370 fold_convert_const_int_from_real,
12371 fold_convert_const_real_from_real, sign_bit_p,
12372 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
12373 fold_sign_changed_comparison, fold_unary, fold_comparison,
12374 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
12375 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
12376 * print-tree.c (print_node_brief, print_node): Likewise.
12377 * stor-layout.c (place_field, layout_type): Likewise.
12378 * tree-chrec.c (keep_cast): Likewise.
12379 * tree.c (build_vector, build_real, build_real_from_int_cst,
12380 build_complex): Likewise.
12382 2007-01-11 Roger Sayle <roger@eyesopen.com>
12384 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
12385 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
12387 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
12389 * configure.ac (strict1_warn): Rename to strict_warn.
12390 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
12391 cc_set_by_configure, quoted_cc_set_by_configure,
12392 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
12393 all_boot_languages, all_stagestuff): Remove.
12394 (target_list): Remove bootstrap targets.
12395 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
12396 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
12397 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
12398 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
12399 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
12400 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
12401 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
12402 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
12403 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
12404 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
12405 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
12406 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
12407 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
12408 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
12409 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
12410 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
12411 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
12412 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
12413 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
12414 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
12415 (mostlyclean): Adjust.
12416 (clean, distclean): Don't mention bootstrap stuff.
12417 * configure: Regenerate.
12418 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
12419 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
12420 treelang/config-lang.in (stagestuff): Remove.
12421 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
12422 stageprofile, stagefeedback, stagestuff): Remove mention.
12424 2007-01-11 Nick Clifton <nickc@redhat.com>
12426 * config/mcore/predicates.md (mcore_general_movesrc_operand):
12428 (mcore_general_movdst_operand): Do not accept CONST_INTs.
12429 (mcore_arith_K_S_operand): Run the test for the S constraint not
12430 the test for the M constraint.
12431 (mcore_addsub_operand): Do not accept integer values that are
12432 larger than 32 bits.
12433 * config/mcore/mcore.md: Remove unused constraints from split.
12434 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
12435 (addsi3): Likewise.
12436 (allocate_stack): Likewise.
12437 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
12438 operands to 32 bits.
12439 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
12441 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
12442 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
12443 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
12444 mcore_output_bclri, mcore_output_andn, output_inline_const,
12445 mcore_output_move, mcore_output_movedouble): Likewise.
12446 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
12447 (output_inline_const): Likewise.
12448 (output_inline_const): Fix format strings used in sprintf
12450 * config/mcore/mcore-protos.h: Update prototypes for changed
12451 functions in mcore.c.
12452 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
12453 HOST_WIDE_INT and not int.
12454 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
12455 CONST_OK_FOR_N): Likewise.
12456 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
12457 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
12460 2007-01-10 Jan Hubicka <jh@suse.cz>
12462 * tree-vrp.c (remove_range_assertions): Release defs.
12463 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
12464 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
12466 2007-01-10 Paul Brook <paul@codesourcery.com>
12468 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
12469 * config/arm/arm.md (mulsi3subsi): New insn.
12471 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
12473 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
12474 (tree_transform_and_unroll_loop): New.
12475 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
12478 2007-01-10 Robert Kennedy <jimbob@google.com>
12480 * fold-const.c (fold_comparison): Fold comparisons like (x *
12481 1000 < 0) to (x < 0).
12483 2007-01-10 Ian Lance Taylor <iant@google.com>
12485 * tree-pretty-print.c (dump_generic_node): Print parentheses when
12486 operands have the same priority.
12488 2007-01-10 Tom Tromey <tromey@redhat.com>
12490 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
12491 (fold_binary): Likewise.
12492 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
12493 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
12494 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
12495 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
12496 * langhooks.h (struct lang_hooks): Removed field
12497 'can_use_bit_fields_p'.
12499 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
12501 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
12503 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
12505 * function.c (get_last_funcdef_no): New function.
12506 * function.h (get_last_funcdef_no): Declare.
12507 * tree-inline.c (initialize_cfun): Add initialization.
12508 (tree_function_versioning): Cleanup.
12510 2007-01-10 Jan Hubicka <jh@suse.cz>
12512 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
12515 2007-01-10 Sa Liu <saliu@de.ibm.com>
12516 Ben Elliston <bje@au.ibm.com>
12518 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
12519 for SAVE_NONLOCAL and Pmode for any other save level.
12520 * spu-protos.h (spu_restore_stack_block): Declare.
12521 * spu.md (save_stack_block): Remove.
12522 (restore_stack_block): Call spu_restore_stack_block.
12523 * spu.c (spu_restore_stack_block): New function.
12524 (spu_expand_epilogue): Remove old comment.
12526 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12528 PR tree-optimization/30322
12529 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
12530 (cand_value_at): Return the value as aff_tree.
12531 (may_eliminate_iv): Convert the bound from aff_tree to tree.
12532 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
12533 aff_combination_mult): New functions.
12534 (aff_combination_add): Use aff_combination_add_cst.
12535 (aff_combination_convert): Allow conversions to a wider type.
12536 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
12537 * tree-affine.h (aff_combination_mult): Declare.
12539 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
12541 * doc/tm.texi: Update documentation to reflect reality of exec
12542 and start file search behaviours. Update copyright year.
12543 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
12544 header file directories.
12546 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
12548 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
12549 (*cosxf2): Rename to cosxf2_i387.
12550 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
12551 using X87MODEF12 mode macro. Rename patterns to
12552 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
12554 (*cosdf2, *cossf2): Ditto.
12555 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
12556 to match extended input operands.
12557 (sincos<mode>3): New expander.
12558 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
12559 insn patterns and corresponding splitters.
12561 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
12563 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
12564 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
12566 2007-01-09 Nicolas Pitre <nico@cam.org>
12569 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
12571 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12573 * target.h (struct gcc_target): New field library_rtti_comdat.
12574 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
12575 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
12576 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
12577 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
12579 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12581 * doc/invoke.texi (Optimize Options): Correct description of -O0.
12583 2007-01-08 Richard Guenther <rguenther@suse.de>
12585 * tree.h (force_fit_type_double): Export.
12586 (force_fit_type): Remove.
12587 * fold-const.c (force_fit_type_double): New function.
12588 (force_fit_type): Remove.
12589 (int_const_binop): Use it.
12590 (fold_convert_const_int_from_int): Likewise.
12591 (fold_convert_const_int_from_real): Likewise.
12592 (fold_div_compare): Likewise.
12593 (fold_sign_changed_comparison): Likewise.
12594 (fold_unary): Likewise.
12595 (fold_negate_const): Likewise.
12596 (fold_abs_const): Likewise.
12597 (fold_not_const): Likewise.
12598 * c-common.c (shorten_compare): Use force_fit_type_double.
12599 * convert.c (convert_to_pointer): Likewise.
12601 2007-01-08 Richard Guenther <rguenther@suse.de>
12603 * tree.h (build_int_cst_wide_type): Export.
12604 * tree.c (build_int_cst_wide_type): New function.
12605 (build_int_cst_wide): Fix comment.
12606 * builtins.c (fold_builtin_object_size): Use build_int_cst
12607 to build -1 or 0 of the correct type. Use fit_double_type
12608 to check for overflow.
12609 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
12611 (decode_field_reference): Likewise.
12612 (all_ones_mask_p): Likewise.
12613 (native_interpret_int): Use build_int_cst_wide_type.
12614 (fold_binary): Use build_int_cst_type to build an all-ones
12616 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
12618 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
12620 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
12622 2007-01-09 Ben Elliston <bje@au.ibm.com>
12624 * genautomata.c (STATS_OPTION): New option.
12625 (stats_flag): New flag.
12626 (gen_automata_option): Handle it.
12627 (initiate_automaton_gen): Ditto.
12628 (write_automata): Output statistics only if stats_flag is
12629 set. Likewise, output time statistics only if time_flag is set.
12630 * doc/md.texi (Processor pipeline description): Document new flag.
12632 2007-01-08 Richard Guenther <rguenther@suse.de>
12634 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
12635 * tree.c (build_int_cst_type): Likewise.
12636 (size_in_bytes): Don't call force_fit_type on the result.
12637 (int_fits_type_p): Use fit_double_type.
12638 * fold-const.c (fit_double_type): New function.
12639 (force_fit_type): Use it.
12640 * tree.h (fit_double_type): Export.
12642 2007-01-08 Jan Hubicka <jh@suse.cz>
12644 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
12645 * ipa.c (function_and_variable_visibility): Fix return type.
12647 2007-01-08 Richard Guenther <rguenther@suse.de>
12649 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
12650 of offset to build the index.
12651 * tree-pretty-print.c (dump_generic_node): Don't build negated
12652 const just for printing.
12653 * c-pretty-print.c (pp_c_integer_constant): Likewise.
12654 * builtins.c (fold_builtin_int_roundingfn): Check if result
12655 fits the type by using force_fit_type and comparing the result.
12656 * predict.c (predict_loops): Use compare_tree_int for comparison.
12657 * tree.c (build_int_cst): Fall back to integer_type_node for
12659 (build_int_cst_wide): Assert type is non-null.
12661 2007-01-08 Roberto Costa <roberto.costa@st.com>
12663 * tree-vrp.c (extract_range_from_cond_expr): New.
12664 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
12665 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
12667 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
12668 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
12669 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
12670 used as expressions.
12671 * tree-object-size.c (cond_expr_object_size): New.
12672 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
12674 2007-01-08 Jan Hubicka <jh@suse.cz>
12676 * tree-ssa-forwprop.c (forward_propagate_into_cond,
12677 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
12680 2007-01-08 Richard Guenther <rguenther@suse.de>
12682 PR tree-optimization/23603
12683 * tree-vrp.c (set_value_range_to_truthvalue): New function.
12684 (extract_range_from_binary): Fall back to truthvalue instead of
12685 varying for TRUTH_*_EXPR.
12686 (extract_range_from_comparison): Fall back to truthvalue instead of
12688 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
12689 if all visited PHI values were constant.
12691 2007-01-08 Jan Hubicka <jh@suse.cz>
12693 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
12694 (cgraph_analyze_function): break out from ...
12695 (cgraph_finalize_compilation_unit): ... here.
12696 (cgraph_expand_function): Remove forgoten commented out line.
12697 (cgraph_optimize): Analyze functions.
12699 2007-01-08 Jan Hubicka <jh@suse.cz>
12701 * tree-pas.h (TODO_remove_function): New flag.
12702 (TODO_update*): Renumber.
12703 (pass_ipa_increase_alignment,
12704 pass_ipa_function_and_variable_visibility): New passes.
12705 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
12706 (cgraph_function_and_variable_visibility): Move to ipa.c
12707 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
12708 cgraph_increase_alignment.
12709 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
12710 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
12711 calling tree-inline.
12712 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
12713 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
12714 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
12715 (gate_increase_alignment): New function.
12716 (pass_ipa_increase_alignment): New pass.
12717 * ipa.c: Inline tree-pass.h and timevar.h
12718 (function_and_variable_visibility): Move here from cgraphunit.c
12719 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
12720 * passes.c (init_optimization_passes): Add the two new passes.
12721 (execute_todo): Handle cgraph_remove_functions.
12723 2007-01-08 Nick Clifton <nickc@redhat.com>
12725 * config/frv/predicates.md (reg_or_0_operand): Accept
12728 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
12730 * config/bfin/rtems.h, config/bfin/t-rtems: New.
12731 * config.gcc: Add bfin*-rtems*.
12733 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12735 * c.opt: Add -flax-vector-conversions.
12736 * c-typeck.c (convert_for_assignment): Pass flag to
12737 vector_types_convertible_p to allow emission of note.
12738 (digest_init): Likewise.
12739 * c-opts.c: Handle -flax-vector-conversions.
12740 * c-common.c (flag_lax_vector_conversions): New.
12741 (vector_types_convertible_p): Unless -flax-vector conversions
12742 has been passed, disallow conversions between vectors with
12743 differing numbers of subparts and/or element types. If such
12744 a conversion is disallowed, possibly emit a note on the first
12745 occasion only to inform the user of -flax-vector-conversions.
12746 The new last argument specifies this.
12747 * c-common.h (flag_lax_vector_conversions): New.
12748 (vector_types_convertible_p): Add extra argument.
12749 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
12750 char_type_node for V*QI type vectors.
12751 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
12752 Update to satisfy new typechecking rules.
12753 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
12754 C and C++ variants.
12755 * doc/invoke.texi (C Dialect Options): Document
12756 -flax-vector-conversions.
12758 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12760 PR tree-optimization/29877
12761 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12762 a register variable on the RHS to not be replaceable.
12764 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12765 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12766 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12767 const_simm15, const_pow2, const_npow2): Added.
12768 * config/score/misc.md (insv, extv, extzv, movmemsi,
12769 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12770 * config/score/score.c (score_address_cost, score_select_cc_mode):
12772 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12773 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12774 Update score_print_operand.
12775 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12776 Adjust register allocate order and update some macro define.
12777 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12778 mdx_block_move_straight, mdx_block_move_loop_head,
12779 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12780 mdx_block_move): Added.
12781 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12782 mdp_limm): Updated and fix some bug and typo.
12783 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12784 (movsf, movdf, doloop_end): Added.
12786 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12788 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12789 config/arm/thumb2.md: Fix comment typos.
12790 * doc/extend.texi: Fix a typo.
12792 2007-01-07 Eric Christopher <echristo@apple.com>
12794 * configure.ac: Check for __stack_chk_fail for darwin.
12795 * configure: Regenerate.
12797 2007-01-07 Richard Guenther <rguenther@suse.de>
12799 * tree-vrp.c (extract_range_from_assert): CSE calls to
12800 compare_values where possible.
12801 (extract_range_from_unary_expr): Likewise.
12803 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12805 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12806 * config/avr/avr.c (call_insn_operand): Delete function.
12807 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12808 instead of register number. Use predicates.
12809 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12810 call_insn_operand): Add.
12812 2007-01-06 Jan Hubicka <jh@suse.cz>
12814 * tree-pass.h (pass_build_cgraph_edges): Declare.
12815 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12816 (visited_nodes): Remove.
12817 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12818 build_cgrpah_edges; make visited_nodes local.
12819 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12820 (record_references_in_initializer): Move to cgraphbuild.c
12821 (initialize_inline_failed, rebuild_cgraph_edges,
12822 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12823 (verify_cgraph_node): Make visited_nodes local.
12824 (cgraph_analyze_function): Do not call cgraph_create_edges and
12825 initialize_inline_failed.
12826 (cgraph_expand_function): Do not call cgraph_lower_function;
12827 assert that function is already lowered.
12828 * Makefile.in (cgraphbuild.o): New.
12829 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12830 at the end of lowering passes.
12832 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12834 * ifcvt.c (cond_move_convert_if_block): New function, code
12835 factored out from...
12836 (cond_move_process_if_block): ...here. Call the new function
12837 on the THEN and ELSE blocks.
12838 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12839 already takes care of this.
12841 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12844 * tree.h (TREE_OVERFLOW_P): New.
12845 * c-typeck.c (parser_build_unary_op): Warn only if result
12846 overflowed and operands did not.
12847 (parser_build_binary_op): Likewise.
12848 (convert_for_assignment): Remove redundant overflow_warning.
12849 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12851 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12853 * c-typeck.c (store_init_value): Split over two lines to follow
12854 the GNU coding style.
12856 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12858 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12859 __GXX_EXPERIMENTAL_CXX0X__.
12860 * doc/cpp.texi: Same.
12862 2007-01-05 Richard Guenther <rguenther@suse.de>
12864 PR middle-end/27826
12865 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12866 with mismatched types. Instead explicitly build a
12867 conversion NOP_EXPR.
12869 2007-01-05 Ian Lance Taylor <iant@google.com>
12871 * c-common.c (decl_with_nonnull_addr_p): New function.
12872 (c_common_truthvalue_conversion): Call it.
12873 * c-typeck.c (build_binary_op): Likewise.
12874 * c-common.h (decl_with_nonnull_addr_p): Declare.
12876 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12879 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12882 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12884 * doc/install.texi (Final install): Document the fact that
12885 the GNAT runtime should not be stripped.
12887 2007-01-04 Jan Hubicka <jh@suse.cz>
12889 * tree-inline.c (fold_marked_statements): Update operand caches
12890 and EH after folding
12892 2007-01-04 Ian Lance Taylor <iant@google.com>
12894 * c-common.c (check_function_nonnull): Whitespace fix.
12896 2007-01-04 Jan Hubicka <jh@suse.cz>
12898 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12899 comitted older version of patch.
12900 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12901 function, celanup cfg and collect garbage.
12903 2007-01-04 Mike Stump <mrs@apple.com>
12905 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12908 2007-01-04 Eric Christopher <echristo@apple.com>
12910 * libgcc2.c (__bswapsi2): Use SItype.
12911 (__bswapdi2): Use DItype.
12912 * libgcc2.h: Update for above.
12914 2007-01-04 Paul Brook <paul@codesourcery.com>
12916 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12917 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12918 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12919 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12920 umulsi3_highpart): Make conditional on !arm_arch6.
12921 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12922 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12923 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12924 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12925 umulsi3_highpart_v6): New insns.
12927 2007-01-04 Roger Sayle <roger@eyesopen.com>
12929 * fold-const.c (fold_convert): When casting an expression to void,
12930 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12931 have a type. Instead of attempting to build a NOP_EXPR, return
12932 these "special" trees directly.
12934 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12936 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12937 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12938 rs6000_cost->fp not 0 as adjustment for outer NEG.
12940 2007-01-04 Jan Hubicka <jh@suse.cz>
12942 * cgraph.c (cgraph_release_function_body): New function.
12943 (cgraph_remove_node): Use it.
12944 * cgraph.h (cgraph_release_function_body): Declare.
12945 * cgraphunit.c (cgraph_expand_function): Use it.
12946 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12947 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12948 is initialized and while compilation of other function is running.
12949 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12950 statement CFG annotations from here to ...
12951 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12953 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12955 * cfgloop.h (enum li_flags): Make the constants powers of two.
12957 2007-01-04 Jan Hubicka <jh@suse.cz>
12959 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12961 (fold_marked_statements): New function.
12962 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12963 * tree-inline.h (copy_body_data): Add statements_to_fold.
12965 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12967 * config.gcc: Mention libgcc/config.host.
12968 * Makefile.in: Update comments mentioning libgcc.
12969 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12970 (all.cross, start.encap, rest.encap, rest.cross): Update
12971 dependencies for libgcc move.
12972 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12973 (clean-target, clean-target-libgcc): Delete.
12974 (srcdirify, GCC_EXTRA_PARTS): New macros.
12975 (libgcc-support, libgcc.mvars): New rules.
12976 (distclean): Remove mention of mklibgcc.
12977 (install): Don't reference INSTALL_LIBGCC.
12978 (install-common): Don't reference EXTRA_PARTS.
12979 (install-libgcc, install-multilib): Delete rules.
12980 * mklibgcc.in: Delete file.
12981 * doc/configfiles.texi: Don't mention mklibgcc.
12983 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12984 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12985 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12986 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12987 (mklibgcc, ldblspecs): Likewise.
12989 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12990 (posixpre.def): Use $(T).
12991 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12992 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12993 (SHLIB_LINK): Make dummy.
12994 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12996 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12998 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12999 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
13000 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
13001 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
13003 * configure.ac (all_outputs): Remove mklibgcc.
13004 * configure: Regenerated.
13006 2007-01-03 Josh Conner <jconner@apple.com>
13008 PR middle-end/29683
13009 * calls.c (compute_argument_addresses): Set stack and stack_slot
13010 for partial args, too.
13011 (store_one_arg): Use locate.size.constant for the size when
13012 generating a save_area.
13014 2007-01-03 Robert Kennedy <jimbob@google.com>
13016 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
13017 whose definitions are deleted due to basic block merging.
13019 2007-01-03 Paul Brook <paul@codesourcery.com>
13022 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
13024 (use_return_insn): Return 0 for Thumb interrupt functions.
13025 (print_multi_reg): Add rfe argument for IRQ returns.
13026 (arm_output_epilogue): Pop interrupt return address directly into PC.
13027 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
13029 2007-01-03 Paul Brook <paul@codesourcery.com>
13031 Merge from sourcerygxx-4_1.
13032 * config/arm/thumb2.md: New file.
13033 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
13035 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
13036 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
13037 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
13038 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
13040 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
13041 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
13043 * config/arm/ieee754-sf.S: Ditto.
13044 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
13045 (thumb1_base_register_rtx_p): ... to this.
13046 (thumb_index_register_rtx_p): Rename...
13047 (thumb1_index_register_rtx_p): ... to this.
13048 (thumb_output_function_prologue): Rename...
13049 (thumb1_output_function_prologue): ... to this.
13050 (thumb_legitimate_address_p): Rename...
13051 (thumb1_legitimate_address_p): ... to this.
13052 (thumb_rtx_costs): Rename...
13053 (thumb1_rtx_costs): ... to this.
13054 (thumb_compute_save_reg_mask): Rename...
13055 (thumb1_compute_save_reg_mask): ... to this.
13056 (thumb_final_prescan_insn): Rename...
13057 (thumb1_final_prescan_insn): ... to this.
13058 (thumb_expand_epilogue): Rename...
13059 (thumb1_expand_epilogue): ... to this.
13060 (arm_unwind_emit_stm): Rename...
13061 (arm_unwind_emit_sequence): ... to this.
13062 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
13063 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
13064 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
13065 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
13066 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
13067 thumb2_output_casesi): New functions.
13068 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
13069 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
13070 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
13071 THUMB2_WORK_REGS): Define.
13072 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
13073 arm_condexec_mask, arm_condexec_masklen)): New variables.
13074 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
13075 (arm_override_options): Check new CPU capabilities.
13076 Set new architecture flag variables.
13077 (arm_isr_value): Handle v7m interrupt functions.
13078 (user_return_insn): Return 0 for v7m interrupt functions. Handle
13080 (const_ok_for_arm): Handle Thumb-2 constants.
13081 (arm_gen_constant): Ditto. Use movw when available.
13082 (arm_function_ok_for_sibcall): Return false for v7m interrupt
13084 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
13085 (thumb_find_work_register, arm_load_pic_register,
13086 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
13087 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
13088 print_multi_reg, output_mov_long_double_fpa_from_arm,
13089 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
13090 output_mov_double_fpa_from_arm, output_move_double,
13091 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
13092 output_return_instruction, arm_output_function_prologue,
13093 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
13094 arm_output_mi_thunk, thumb_set_return_address): Ditto.
13095 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
13096 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
13097 (arithmetic_instr, shift_op): Use arm_shift_nmem.
13098 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
13100 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
13101 (thumb_expand_prologue): Use thumb_set_frame_pointer.
13102 (arm_file_start): Output directive for unified syntax.
13103 (arm_unwind_emit_set): Handle stack alignment instruction.
13104 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
13105 Add v6t2, v7, v7a, v7r and v7m.
13106 (RETLDM): Add Thumb-2 code.
13107 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
13108 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
13109 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
13110 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
13111 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
13112 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
13113 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
13114 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
13115 ADJUST_INSN_LENGTH): Define.
13116 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
13117 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
13118 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
13119 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
13120 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
13121 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
13122 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
13123 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
13124 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
13125 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
13126 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
13127 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
13128 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
13129 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
13130 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
13131 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
13132 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
13134 * config/arm/arm-tune.md: Regenerate.
13135 * config/arm/arm-protos.h: Update prototypes.
13136 * config/arm/vfp.md: Enable patterns for Thumb-2.
13137 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
13138 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
13139 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
13140 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
13141 * config/arm/libunwind.S: Add Thumb-2 code.
13142 * config/arm/constraints.md: Update include Thumb-2.
13143 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
13144 * config/arm/ieee754-df.S: Ditto.
13145 * config/arm/bpabi.S: Ditto.
13146 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
13147 * config/arm/predicates.md (low_register_operand,
13148 low_reg_or_int_operand, thumb_16bit_operator): New.
13149 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
13150 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
13151 * config/arm/t-arm-elf: Add armv7 multilib.
13152 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
13154 (UNSPEC_STACK_ALIGN, ce_count): New.
13155 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
13156 arm_zero_extendsidi2, arm_zero_extendqidi2): New
13158 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
13159 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
13160 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
13161 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
13162 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
13163 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
13165 * doc/extend.texi: Document ARMv7-M interrupt functions.
13166 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
13168 2007-01-03 Jakub Jelinek <jakub@redhat.com>
13170 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
13171 (struct _Unwind_Context): Rename args_size to flags, remove
13172 signal_frame field, add a new args_size field and version field.
13173 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
13174 _Unwind_IsExtendedContext): New inline functions.
13175 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
13176 Assume by_value array is only present if _Unwind_IsExtendedContext.
13177 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
13178 _Unwind_IsSignalFrame.
13179 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
13180 (uw_update_context_1): Use _Unwind_SetSignalFrame.
13181 (uw_init_context_1): Initialize context->flags to
13182 EXTENDED_CONTEXT_BIT.
13183 * config/rs6000/linux-unwind.h (frob_update_context): Use
13184 _Unwind_SetSignalFrame.
13186 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13188 PR middle-end/30353
13189 * gimplify.c (gimplify_modify_expr_complex_part): Move below
13190 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
13193 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
13195 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
13196 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
13197 RET, AT_SP): Remove.
13198 * config/i386/i386.md (*sse_prologue_save_insn): Use return
13201 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13202 * cfgbuild.c (find_basic_blocks): Likewise.
13203 * cfgrtl.c (rtl_create_basic_block): Likewise.
13204 * function.c (temp_slots_at_level): Likewise.
13205 * reg-stack.c (stack_regs_mentioned): Likewise.
13206 * regclass.c (allocate_reg_info): Likewise.
13207 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13208 set_bb_for_stmt, move_block_to_fn): Likewise.
13209 * tree-complex.c (tree_lower_complex): Likewise.
13210 * vec.h (VEC_safe_grow_cleared): New.
13212 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
13214 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
13216 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
13217 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
13219 * cfgloopmanip.c (scale_loop_frequencies): Export.
13220 (loopify): Scale the frequencies by prescribed coefficients.
13221 (set_zero_probability): New function.
13222 (duplicate_loop_to_header_edge): Improve updating of frequencies.
13223 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
13224 and frequencies according to arguments.
13225 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
13227 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
13228 * modulo-sched.c (sms_schedule): Set probabilities for entering
13229 versioned loop correctly.
13230 * tree-vect-transform.c (vect_transform_loop): Ditto.
13231 * cfgloop.h (loopify, loop_version): Declaration changed.
13232 (scale_loop_frequencies): Declared.
13234 2007-01-02 Jan Hubicka <jh@suse.cz>
13236 * cgraph.c: Include tree-flow.h
13237 (cgraph_add_new-function): Handle IPA_SSA mode; execute
13238 early_local_passes.
13239 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
13240 * tree-pass.h (pass_all_early_optimizations): Declare.
13241 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
13242 early_local_passes.
13243 (cgraph_analyze_function): Do early_local_passes.
13244 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13245 Do not add referenced vars.
13246 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
13248 (gate_all_early_local_passes): New gate.
13249 (pass_early_local_passes): Use new gate.
13250 (execute_early_local_optimizations): New functions.
13251 (gate_all_early_optimizations): New gate.
13252 (pass_all_early_optimizations): New pass.
13253 (execute_free_datastructures): Free SSA only when initialized.
13254 (gate_init_datastructures): Init only when optimizing.
13255 (tree_lowering_passes): Do early local passes when called late.
13256 * tree-profile.c (do_tree_profiling): Don't profile functions added
13258 (do_early_tree_profiling, pass_early_tree_profile): Kill.
13259 * tree-cfg.c (update_modified_stmts): Do not update when operands are
13261 * passes.c (init_optimizations_passes): Reorder so we go into SSA
13262 during early_local_passes.
13263 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
13266 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13268 * Makefile.in: Update copyright year.
13270 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13272 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
13273 in $(lang_checks) and check-consistency targets.
13275 2007-01-02 Jan Hubicka <jh@suse.cz>
13277 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13278 Do not add referenced vars.
13279 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
13281 * passes.c (init_optimization_passes): Put mudflap_2 after
13282 free_datastructures.
13284 2007-01-02 Jan Hubicka <jh@suse.cz>
13286 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
13287 Set NOTHROW flag on call statements proved to be nothrow.
13288 Update statement of local calls so new pure/const functions are
13289 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
13291 (tree_rest_of_compilation): Register hooks and initialize bitmap
13292 early. Do not set after_inlining flag.
13294 2007-01-02 Steve Ellcey <sje@cup.hp.com>
13296 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
13297 HOST_BITS_PER_LONGLONG
13299 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13302 * c-typeck.c (store_init_value): Don't emit pedantic overflow
13303 warning for non-static initializers.
13305 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
13307 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
13308 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
13309 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
13310 Always use set_unique_reg_note to add REG_EQUAL notes.
13312 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13315 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13317 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13318 * cfgbuild.c (find_basic_blocks): Likewise.
13319 * cfgrtl.c (rtl_create_basic_block): Likewise.
13320 * function.c (temp_slots_at_level): Likewise.
13321 * reg-stack.c (stack_regs_mentioned): Likewise.
13322 * regclass.c (allocate_reg_info): Likewise.
13323 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13324 set_bb_for_stmt, move_block_to_fn): Likewise.
13325 * tree-complex.c (tree_lower_complex): Likewise.
13326 * vec.h (VEC_safe_grow_cleared): New.
13328 2007-01-02 Ian Lance Taylor <iant@google.com>
13330 * c-common.c (c_common_truthvalue_conversion): When warning about
13331 using an assignment as a truth value, set TREE_NO_WARNING.
13333 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13336 * c.opt (Wold-style-declaration): New.
13337 * doc/invoke.texi (C-only Warning Options): New.
13338 (Wold-style-declaration): Document it.
13339 (Wextra): Enabled by -Wextra.
13340 * c-opts.c (c_common_post_options): Enabled by -Wextra.
13341 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
13342 -Wold-style-declaration.
13344 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13346 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13347 * cfgbuild.c (find_basic_blocks): Likewise.
13348 * cfgrtl.c (rtl_create_basic_block): Likewise.
13349 * function.c (temp_slots_at_level): Likewise.
13350 * reg-stack.c (stack_regs_mentioned): Likewise.
13351 * regclass.c (allocate_reg_info): Likewise.
13352 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13353 set_bb_for_stmt, move_block_to_fn): Likewise.
13354 * tree-complex.c (tree_lower_complex): Likewise.
13355 * vec.h (VEC_safe_grow_cleared): New.
13357 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
13359 * c-common.c (c_common_nodes_and_builtins): Since variants of
13360 void_type_node get built before it is given a name, we need to
13361 give those variants the name, too.
13362 (complete_array_type): We need to work with the canonical main
13363 type of the array, from which we will build the qualified version.
13364 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
13365 * print-tree.c (print_node): Display canonical type information
13367 * stor-layout.c (layout_type): When we don't know the
13368 alignment of a type for which we're building an array, we end up
13369 guessing wrong, so make the type require structural equality.
13370 * tree.c (make_node_stat): When we build a new type, it is its
13371 own canonical type.
13372 (build_type_attribute_qual_variant): When building an attribute
13373 variant, its canonical type is the non-attribute variant. However,
13374 if the attributes are target-dependent and they differ, we need to
13375 use structural equality checks for this type.
13376 (build_qualified_type): A qualified type is not equivalent to its
13377 unqualified variant; set the canonical type appropriately.
13378 (build_distinct_type_copy): When building a distinct type from
13379 another type, the new type is its own canonical type.
13380 (build_variant_type_copy): When building a new type variant, we
13381 assume that it is equivalent to the original type.
13382 (build_pointer_type_for_mode): When building a pointer type, also
13383 build a canonical type pointer.
13384 (build_reference_type_for_mode): When building a reference type,
13385 also build a canonical type reference.
13386 (build_index_type): When we can't hash an index type (e.g.,
13387 because its maximum value is negative), the index type requires
13388 structural equality tests.
13389 (build_array_type): Build the canonical form of an array type.
13390 (build_function_type): Function types require structural equality,
13391 because they contain default arguments, attributes, etc.
13392 (build_method_type_directly): Ditto for method types.
13393 (build_offset_type): Build the canonical offset type.
13394 (build_complex_type): Build the canonical vector type.
13395 (make_vector_type): Build the canonical vector type.
13396 * tree.h (TYPE_CANONICAL): New.
13397 (TYPE_STRUCTURAL_EQUALITY_P): New.
13398 (SET_TYPE_STRUCTURAL_EQUALITY): New.
13399 (struct tree_type): Added "canonical" field.
13400 * params.h (VERIFY_CANONICAL_TYPES): New.
13401 * doc/c-tree.texi (TYPE_CANONICAL): Document.
13402 (TYPE_STRUCTURAL_EQUALITY_P): Document.
13403 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
13404 * doc/invoke.texi (verify-canonical-types): Document --param
13405 parameter for verifying canonical types.
13407 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13409 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
13410 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
13411 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
13412 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
13414 * config/rs6000/e500.h: New.
13415 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
13416 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
13418 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
13419 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
13420 TARGET_E500_DOUBLE): Remove.
13421 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
13422 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
13423 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
13424 * config/rs6000/rs6000.c (rs6000_override_options): Use
13425 CHECK_E500_OPTIONS.
13427 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13429 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
13430 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
13431 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
13432 rs6000_emit_cmove): Don't check TARGET_E500.
13433 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
13434 sordered): Don't check TARGET_E500.
13436 2007-01-01 Eric Christopher <echristo@apple.com>
13438 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
13439 HARD_REGISTER_NUM_P.
13441 2007-01-01 Roger Sayle <roger@eyesopen.com>
13443 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
13444 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
13445 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
13448 2007-01-01 Mike Stump <mrs@apple.com>
13450 * configure.ac: Remove support for building with Apple's gcc-3.1.
13452 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13454 PR middle-end/30311
13455 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
13456 REG is a hard register. Do not modify REG before calling
13458 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
13459 multiple of the size of YMODE for certain lowpart cases.
13461 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13463 PR middle-end/30253
13464 * gimplify (voidify_wrapper_expr): Update for
13465 GIMPLE_MODIFY_STMT.
13467 2007-01-01 Andreas Schwab <schwab@suse.de>
13470 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
13471 save of BR0 in extra_spill_size instead of spill_size.
13472 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
13474 (ia64_expand_epilogue): Restore BR0 from its new location.
13476 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13478 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
13479 Use a temporary variable if the left hand side is not a gimple
13482 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13484 * gimplify.c (gimplify_return_expr): Make the temporary variable
13485 for the return expression, a gimple register variable.
13487 2007-01-01 Jan Hubicka <jh@suse.cz>
13489 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
13492 2007-01-01 Mike Stump <mrs@apple.com>
13494 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
13496 * config/darwin.c (machopic_select_rtx_section): Use
13497 HAVE_GAS_LITERAL16.
13498 (darwin_mergeable_constant_section): Likewise.
13499 * configure: Regenerate.
13500 * config.in: Regenerate.
13502 2007-01-01 Jan Hubicka <jh@suse.cz>
13503 Andrew Pinski <pinskia@gmail.com>
13505 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
13506 before starting IPA passes.