1 2007-05-18 DJ Delorie <dj@redhat.com>
3 * config/mips/mips.c (mips_offset_within_alignment_p): New.
4 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
6 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
8 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
9 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
11 (__i386__): Implement count_leading_zeros using __builtin_clz().
12 Implement count_trailing_zeros usign __builtin_ctz().
14 2007-05-18 Richard Sandiford <richard@codesourcery.com>
16 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
18 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
21 * expr.c (emit_move_change_mode): Change mode of push operands here.
23 2007-05-17 Ian Lance Taylor <iant@google.com>
25 PR tree-optimization/31953
26 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
28 (set_value_range_to_null): Call set_value_range_to_value.
29 (extract_range_from_comparison): Likewise.
31 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
33 * toplev.c (print_version): Output GMP/MPFR version info.
35 * builtins.c (CASE_MATHFN_REENT): New macro.
36 (mathfn_built_in): Use it.
37 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
38 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
39 BUILT_IN_LGAMMAL_R): New.
40 * doc/extend.texi: Document new builtins.
43 * builtins.c (do_mpfr_remquo): New.
44 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
45 (fold_builtin_3): Handle BUILT_IN_REMQUO.
48 * builtins.c (fold_builtin_1): Handle y0, y1.
49 (fold_builtin_2): Handle yn.
52 * builtins.c (do_mpfr_bessel_n): New.
53 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
54 (fold_builtin_2): Handle BUILT_IN_JN.
56 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
59 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
60 TYPE_PRECISION (intmax_type_node).
62 2007-05-17 Steve Ellcey <sje@cup.hp.com>
65 * reload.c (subst_reloads): Remove checking.
67 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
69 PR rtl-optimization/31691
70 * combine.c (simplify_set): Build a new src pattern instead of
71 substituting its operands in the COMPARE case.
73 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
75 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
76 (execute_vrp): Preserve loops through jump threading.
77 * tree-ssa-threadupdate.c (thread_single_edge,
78 dbds_continue_enumeration_p, determine_bb_domination_status,
79 thread_through_loop_header): New functions.
80 (create_edge_and_update_destination_phis,
81 create_edge_and_update_destination_phis): Set loops for the new blocks.
82 (prune_undesirable_thread_requests): Removed.
83 (redirect_edges): Do not pretend that redirect_edge_and_branch can
85 (thread_block): Do not call prune_undesirable_thread_requests.
87 (mark_threaded_blocks): Select edges to thread here.
88 (thread_through_all_blocks): Take may_peel_loop_headers argument.
89 Thread edges through loop headers independently.
90 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
91 * tree-pass.h (TODO_mark_first_instance): New.
92 (first_pass_instance): Declare.
93 * cfghooks.c (duplicate_block): Put the block to the original loop
94 if copy is not specified.
95 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
96 jump threading. Pass may_peel_loop_headers to
97 thread_through_all_blocks according to first_pass_instance.
98 * cfgloop.h (create_preheader): Declare.
99 * tree-flow.h (thread_through_all_blocks): Declaration changed.
100 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
101 * passes.c (first_pass_instance): New variable.
102 (next_pass_1): Set TODO_mark_first_instance.
103 (execute_todo): Set first_pass_instance.
105 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
107 PR tree-optimization/24659
108 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
109 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
110 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
111 OTI_vec_pack_ufix_trunc.
112 (vec_unpacks_float_hi_optab): Define new macro.
113 (vec_unpacks_float_lo_optab): Ditto.
114 (vec_unpacku_float_hi_optab): Ditto.
115 (vec_unpacku_float_lo_optab): Ditto.
116 (vec_pack_sfix_trunc_optab): Ditto.
117 (vec_pack_ufix_trunc_optab): Ditto.
118 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
119 and vec_pack_[s|u]fix_trunc_optab using
120 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
121 * tree-vectorizer.c (supportable_widening_operation): Handle
122 FLOAT_EXPR and CONVERT_EXPR. Update comment.
123 (supportable_narrowing_operation): New function.
124 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
125 * tree-vect-transform.c (vectorizable_conversion): Handle
126 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
127 (vect_gen_widened_results_half): Move before vectorizable_conversion.
128 (vectorizable_type_demotion): Call supportable_narrowing_operation()
129 to check for target support.
130 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
131 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
132 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
133 for VEC_PACK_FIX_TRUNC_EXPR.
134 (expand_binop): Special case mode of the result for
135 vec_pack_[u|s]fix_trunc_optab.
136 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
137 vec_pack_[u|s]fix_trunc_optab.
139 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
140 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
141 * tree-pretty-print.c (dump_generic_node): Handle
142 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
143 VEC_PACK_FIX_TRUNC_EXPR.
145 * expr.c (expand_expr_real_1): Ditto.
146 * tree-inline.c (estimate_num_insns_1): Ditto.
147 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
149 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
150 (vec_unpacks_float_lo_v8hi): Ditto.
151 (vec_unpacku_float_hi_v8hi): Ditto.
152 (vec_unpacku_float_lo_v8hi): Ditto.
153 (vec_unpacks_float_hi_v4si): Ditto.
154 (vec_unpacks_float_lo_v4si): Ditto.
155 (vec_pack_sfix_trunc_v2df): Ditto.
157 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
159 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
160 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
161 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
162 [vec_pack_ufix_trunc]: Ditto.
163 [vec_unpacks_float_hi]: Ditto.
164 [vec_unpacks_float_lo]: Ditto.
165 [vec_unpacku_float_hi]: Ditto.
166 [vec_unpacku_float_lo]: Ditto.
168 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
170 * soft-fp/README: Update for new files.
171 * soft-fp/floattisf.c: New file.
172 * soft-fp/floattidf.c: New file.
173 * soft-fp/floattitf.c: New file.
174 * soft-fp/floatuntisf.c: New file.
175 * soft-fp/floatuntidf.c: New file.
176 * soft-fp/floatuntitf.c: New file.
177 * soft-fp/fixsfti.c: New file.
178 * soft-fp/fixdfti.c: New file.
179 * soft-fp/fixtfti.c: New file.
180 * soft-fp/fixunssfti.c: New file.
181 * soft-fp/fixunsdfti.c: New file.
182 * soft-fp/fixunstfti.c: New file.
183 * soft-fp/extendxftf.c: New file.
184 * soft-fp/trunctfxf.c: New file.
186 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
187 (__trunctfxf2): Ditto.
189 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
190 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
191 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
192 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
193 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
194 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
196 * config/i386/t-fprules-softfp64: New file.
197 * config/i386/sfp-machine.h: New file.
198 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
199 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
200 and soft-fp/t-softfp to tmake_file.
201 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
202 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
204 * config/i386/t-linux64 (softfp_wrap_start): New.
205 (softfp_wrap_end): New.
206 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
207 supported for TARGET_64BIT.
209 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
211 * c-common.c (c_common_signed_or_unsigned_type): Emulate
212 c_common_unsigned_type behavior.
214 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
216 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
219 2007-05-16 Eric Christopher <echristo@apple.com>
221 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
222 saving after stack push. Set sp_offset whenever we push.
223 (rs6000_emit_epilogue): Move altivec register restore before
226 2007-05-16 Richard Sandiford <richard@codesourcery.com>
228 * configure.ac: Allow sysroots to be relocated under $prefix as
229 well as $exec_prefix.
230 * configure: Regenerate.
232 2007-05-16 Richard Sandiford <richard@codesourcery.com>
236 2007-05-12 Richard Sandiford <richard@codesourcery.com>
238 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
239 (gcc_tooldir): Likewise.
240 * configure: Regenerate.
241 * Makefile.in (libsubdir_to_prefix): New variable, based on the
242 old configure.ac gcc_tooldir setting.
243 (prefix_to_exec_prefix): New variable.
244 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
245 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
247 2007-05-14 Janis Johnson <janis187@us.ibm.com>
249 * c-typeck.c (build_binary_op): Return early for error.
251 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
253 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
254 struct nb_iter_bound.
255 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
256 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
257 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
258 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
259 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
260 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
261 (del_scev_info): Use ggc_free.
262 (scev_initialize): Allocate scalar_evolution_info in gc memory.
263 * loop-init.c: Include ggc.h.
264 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
265 (loop_optimizer_finalize): Use ggc_free.
266 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
267 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
268 pass_iv_optimize): Add TODO_ggc_collect.
269 * function.h (struct function): Remove skip marker from x_current_loops.
270 * cfgloop.c: Include ggc.h.
271 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
273 (establish_preds): Vector superloops is gc allocated.
274 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
276 (flow_loops_find): Vector larray is gc allocated.
277 (loop_exit_free): Use ggc_free.
278 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
279 that head of exits list is now not a part of struct loop.
280 (record_loop_exits): Allocate exits table in gc memory.
281 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
282 head of exits list is now not a part of struct loop.
283 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
284 struct loop_exit): Add GTY marker.
285 (struct loop): Add GTY marker. Make superloops vector gc allocated.
286 Add skip marker to aux field. Make head of exits list a separate
288 (struct loops): Add GTY marker. Make larray vector gc allocated.
289 Add param marker to exits table.
290 (get_loops): Type changed.
291 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
293 (cfgloop.o, loop-init.o): Add ggc.h dependency.
294 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
295 * basic-block.h (struct basic_block_def): Remove skip marker from
298 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
300 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
301 of 0 in the call to expand_expr().
302 (expand_builtin_mathfn_3): Ditto.
303 (expand_builtin_interclass_mathfn): Ditto.
304 (expand_builtin_cexpi): Ditto.
305 (expand_builtin_int_roundingfn): Ditto.
306 (expand_builtin_int_roundingfn_2): Ditto.
307 (expand_builtin_pow): Ditto.
308 (expand_builtin_powi): Ditto.
309 (expand_builtin_bswap): Ditto.
310 (expand_builtin_unop): Ditto.
311 (expand_builtin_fabs): Ditto.
312 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
313 the call to expand_expr().
314 (expand_builtin_sync_operation): Ditto.
315 (expand_builtin_compare_and_swap): Ditto.
316 (expand_builtin_lock_test_and_set): Ditto.
317 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
318 instead of 0 in the call to expand_expr().
319 (expand_builtin_extract_return_addr): Ditto.
320 (expand_builtin_eh_return): Ditto.
321 (expand_eh_return): Ditto.
322 * explow.c (expr_size): Ditto.
323 * expr.c (optimize_bitfield_assignment_op): Ditto.
324 (expand_assignement): Ditto.
326 (store_field): Ditto.
327 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
328 the call to expand_expr().
329 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
330 in the call to expand_expr().
331 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
332 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
333 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
335 * optabs.c (expand_vec_shift_expr): Ditto.
336 (expand_vec_cond_expr): Ditto.
337 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
338 call to expand_expr().
339 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
340 in the call to expand_expr().
342 2007-05-14 Dave Korn <dave.korn@artimi.com>
344 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
346 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
348 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
349 instead of c_common_unsigned_type.
350 (c_common_unsigned_type): Remove.
351 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
352 c_common_unsigned_type.
353 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
354 c_common_unsigned_type.
355 * c-common.h (c_common_unsigned_type): Remove.
356 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
357 c_common_unsigned_type.
358 * c-format.c (check_format_types): Use unsigned_type_for instead of
359 c_common_unsigned_type.
360 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
361 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
362 c_common_unsigned_type.
363 * convert.c (convert_to_integer): Use unsigned_type_for instead of
364 lang_hooks.types.unsigned_type.
365 * expmed.c (make_tree): Use unsigned_type_for instead of
366 lang_hooks.types.unsigned_type.
367 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
368 lang_hooks.types.unsigned_type.
369 (build_range_check): Likewise.
370 (fold_unary): Likewise.
371 (fold_binary): Likewise.
372 (fold_ternary): Likewise.
373 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
374 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
375 * tree.c (get_unsigned_type): New.
376 (unsigned_type_for): Use get_unsigned_type instead of
377 lang_hooks.types.unsigned_type.
379 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
381 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
382 to m68k_get_function_kind. Update its prototype.
383 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
385 (m68k_interrupt_function_p): Return enum m68k_function_type
386 instead of bool. Rename to m68k_get_function_kind.
387 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
389 (m68k_compute_frame_layout): Don't mark any register for save
390 if an interrupt_thread attribute is specified.
391 (m68k_hard_regno_rename_ok): Update a use of
392 m68k_interrupt_function_p.
393 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
394 m68k_interrupt_function_p.
395 (m68k_function_type): New.
396 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
397 for a function with an interrupt_thread attribute.
398 * doc/extend.texi: Document the interrupt_thread attribute.
400 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
402 Fix PR tree-optimization/31911
403 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
404 if they didn't change the expression.
406 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
408 * tree-scalar-evolution.c (resolve_mixers): Exported.
409 * tree-scalar-evolution.h (resolve_mixers): Declare.
410 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
411 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
412 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
413 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
414 init_array_ref, init_pointer_ref, analyze_indirect_ref,
415 strip_conversion, analyze_offset_expr, address_analysis,
416 object_analysis, analyze_offset): Removed.
417 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
418 split_constant_offset, canonicalize_base_object_address,
419 object_address_invariant_in_loop_p, disjoint_objects_p,
420 dr_may_alias_p, dr_address_invariant_p): New functions.
421 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
422 and dr_analyze_alias.
423 (initialize_data_dependence_relation): Use dr_may_alias_p
424 and object_address_invariant_in_loop_p.
425 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
427 (find_data_references_in_stmt): Restrict the analysis of data references
428 to the given loop nest.
429 (find_data_references_in_loop): Made static. Pass loop nest to
430 find_data_references_in_stmt.
431 (compute_data_dependences_for_loop): Use DR_VOPS.
432 (free_data_ref): Free DR_VOPS.
433 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
434 (struct innermost_loop_behavior): ... new.
435 (struct base_object_info): Replaced by ...
436 (struct indices): ... new.
437 (struct dr_alias): New.
438 (enum data_ref_type): Removed.
439 (struct data_reference): Consist of struct innermost_loop_behavior,
440 struct indices and struct dr_alias.
441 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
442 (DR_MEMTAG): Renamed to ...
443 (DR_SYMBOL_TAG): ... this.
444 (find_data_references_in_loop): Declaration removed.
445 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
446 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
447 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
448 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
450 2007-05-13 Revital Eres <eres@il.ibm.com>
452 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
453 which walks virtual def-use chains to find redundant stores.
454 (dse_optimize_stmt): Call it.
456 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
458 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
459 * passes.c (init_optimization_passes): Move pass_jump_bypass
462 * basic-block.h (bb_has_eh_pred): Fix style issue.
464 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
466 PR rtl-optimization/31848
467 * loop-invariant.c (move_invariant_reg): If we move an insn
468 with a REG_EQUAL note, and that insn is not always executed,
469 remove the REG_EQUAL note.
471 2007-05-12 Richard Guenther <rguenther@suse.de>
473 PR tree-optimization/31797
474 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
475 propagate into a stmt that has volatile ops.
477 2007-05-12 Richard Sandiford <richard@codesourcery.com>
479 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
480 (gcc_tooldir): Likewise.
481 * configure: Regenerate.
482 * Makefile.in (libsubdir_to_prefix): New variable, based on the
483 old configure.ac gcc_tooldir setting.
484 (prefix_to_exec_prefix): New variable.
485 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
486 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
488 2007-05-11 Silvius Rus <rus@google.com>
490 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
491 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
492 * c-common.h (strict_aliasing_warning): Change return type.
493 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
494 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
495 (build_c_cast): Condition call to strict_aliasing_warning.
496 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
497 * flags.h (set_Wstrict_aliasing): Declare.
498 * opts.c (set_Wstrict_alising): Define, add call to.
499 * tree-flow.h (strict_aliasing_warning_backend): Declare.
500 * tree-ssa-alias-warnings.c: New file.
501 * tree-ssa-alias.c (compute_may_aliases): Add call to
502 strict_aliasing_warning_backend.
504 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
506 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
507 Use loop_depth and loop_outer accessor functions.
508 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
509 determine_invariantness_stmt, move_computations_stmt): Ditto.
510 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
511 add_loop, loopify, unloop, fix_loop_structure): Ditto.
512 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
513 * tree-scalar-evolution.c (interpret_loop_phi,
514 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
515 instantiate_parameters_1, scev_const_prop): Ditto.
516 * cfghooks.c (make_forwarder_block): Ditto.
517 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
518 * modulo-sched.c (loop_canon_p): Ditto.
519 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
520 slpeel_can_duplicate_loop_p): Ditto.
521 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
522 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
523 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
524 cancel_loop, verify_loop_structure): Ditto.
525 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
526 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
527 superloops vector instead of "pred" array.
528 (establish_preds): Take father loop as an argument. Initialize the
530 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
531 initialize loop->outer.
532 (flow_loop_tree_node_remove): Truncate the superloops vector.
533 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
534 "pred" merged to "superloops" vector.
535 (loop_depth, loop_outer): New.
536 (fel_init): Use loop_outer.
538 2007-05-11 Jan Hubicka <jh@suse.cz>
540 * cgraphunit.c: Include gt-cgraphunit.h
541 (static_ctors, static_dtors): New static vars.
542 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
543 based on implementation in c-common.c
544 (cgraph_finalize_function): Call record_cdtor_fn.
545 (cgraph_optimize): Call cgraph_build_cdtor_fns.
546 * decl.c (finish_function): Do not call c_record_cdtor_fn.
547 (c_write_global_declarations): Do not call c_build_cdtor_fns.
548 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
549 build_cdtor, c_build_cdtor_fns): Remove.
550 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
551 c_build_cdtor_fns): Remove prototype.
553 2007-05-11 Paolo Carlini <pcarlini@suse.de>
556 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
557 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
558 * builtins.c (fold_builtin_memchr): New.
559 (expand_builtin_memchr): Call the latter.
560 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
561 * doc/extend.texi ([Other built-in functions provided by GCC]):
564 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
566 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
567 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
568 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
569 PFPO_OP1_TYPE_SHIFT): Constants added.
570 (DFP_ALL): Mode macro defined.
571 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
572 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
573 Insn definitions added.
574 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
575 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
578 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
580 PR tree-optimization/31885
581 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
583 (automatically_generated_chrec_p): Return false for NULL.
585 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
587 * config/bfin/bfin.h (MOVE_RATIO): Define.
589 2007-05-10 Richard Sandiford <richard@codesourcery.com>
591 * config.gcc (sparc-wrs-vxworks): New target.
592 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
593 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
594 * config/sparc/sparc.h: Include vxworks-dummy.h.
595 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
596 include LABEL_REFs too.
597 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
598 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
600 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
602 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
603 (sparc_emit_call_insn): New function.
604 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
605 functions when generating VxWorks PIC.
606 * config/sparc/sparc.md (vxworks_load_got): New pattern.
607 (call, call_value): Use sparc_emit_call_insn instead of
610 2007-05-09 Bob Wilson <bob.wilson@acm.org>
612 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
614 2007-05-09 Bob Wilson <bob.wilson@acm.org>
616 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
617 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
618 instead of operand_subword.
620 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
622 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
623 * config/bfin/bfin.c (bfin_local_alignment): New function.
624 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
626 2007-05-08 Chao-ying Fu <fu@mips.com>
628 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
629 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
630 (smsub_widen_optab, umsub_widen_optab): Define.
631 * optabs.c (init_optabs): Initialize smsub_widen_optab and
633 * genopinit.c (optabs): Fill in smsub_widen_optab and
635 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
636 and umsub_widen_optab to implement multiply-subtract sequences.
637 * config/mips/mips.md (*msac<u>_di): Rename to...
638 (<u>msubsidi4): ...this. Extend condition to include
639 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
640 of operand 0 to "ka" and use the three-operand form of msub<u>
642 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
645 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
647 PR rtl-optimization/28011
648 * reload.c (push_reload): Set dont_share if IN appears in OUT
649 also when IN is a PLUS rtx.
650 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
653 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
655 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
656 call unshare_all_decls.
657 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
658 (unshare_all_decls): Remove.
660 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
663 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
666 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
667 Nigel Stephens <nigel@mips.com>
669 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
670 Update comments and all uses.
671 (MIN_FPRS_PER_FMT): Define.
672 * config/mips/mips.c (function_arg): Fix to correctly handle
673 the -mips32r2 -mfp64 -mabi=32 case.
674 (override_options): Enable use of odd-numbered registers for
675 SFmode values on MIPS32.
676 (mips_save_reg_p): Save whole floating-point register pair if
678 (compute_frame_size): Fix comment.
680 2007-05-08 Jie Zhang <jie.zhang@analog.com>
682 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
683 argument of type bool.
684 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
685 argument. Safely select temporary P register according to it.
686 (do_link): Change call site of add_to_reg accordingly.
687 (do_unlink): Add epilogue_p as a fourth argument and pass it
689 (expand_interrupt_handler_epilogue): Change call of do_unlink
691 (bfin_expand_prologue): Add a third argument sibcall_p.
692 * config/bfin/bfin.md (epilogue): Change call of
693 bfin_expand_epilogue accordingly.
694 (sibcall_epilogue): Likewise.
695 (eh_return_internal): Likewise.
697 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
698 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
699 * config/bfin/bfin.c (bfin_handle_option): Handle
700 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
701 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
702 Support bf534, bf536 and bf561.
703 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
705 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
708 * config/i386/i386.c (ix86_function_regparm): Process local
709 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
711 2007-05-07 Mike Stump <mrs@apple.com>
713 * doc/invoke.texi (Warning Options): Document that -Wempty-body
714 also checks for and while statements in C++.
716 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
718 * gcc.c (at_file_supplied): New variable.
719 (main): Set it if we expanded argv.
720 (do_spec_1): Pass an @-file to the linker if we were called with
721 an @-file argument and HAVE_GNU_LD.
722 * collect2.c (at_file_supplied): New variable.
723 (response_file): New variable.
724 (collect_exit): Unlink response_file if necessary.
727 (main): Set at_file_supplied if we expanded argv.
728 (collect_execute): Pass an @-file to subprocesses if we were called
729 with an @-file argument.
730 * configure.ac: Add define for HAVE_GNU_LD.
731 * configure: Regenerate.
732 * config.in: Regenerate.
734 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
736 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
742 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
744 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
745 (TARGET_ENCODE_SECTION_INFO): Re-define.
746 (m32c_encode_section_info): New
747 (function_vector_handler): New
748 (current_function_special_page_vector): New
749 (m32c_special_page_vector_p): New.
750 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
752 * config/m32c/jump.md: Added instruction JSRS for functions
753 with attribute "function_vector".
754 * doc/extend.texi (function_vector): Added description
755 for M16C, M32C targets.
757 2007-05-07 DJ Delorie <dj@redhat.com>
760 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
761 ashrpsi3, lshrpsi3): Update shift count constraint.
763 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
764 Nathan Froyd <froydnj@codesourcery.com>
767 * c-incpath.c (add_path): Strip trailing path separators.
769 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
771 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
772 Free dominance info before purging EH edges.
773 (eliminate_degenerate_phis): Likewise.
774 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
776 2007-05-07 Jan Hubicka <jh@suse.cz>
778 * gimplify.c (gimplify_expr): Do not crash when folding
781 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
784 * c-opts.c (lang_fortran): Make it non static.
785 * c-common.h (lang_fortran): New prototype.
786 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
787 -lang-fortran option was passed by the driver.
789 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
791 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
792 of ASSERT_CHECKING. Tweak message.
794 2007-05-06 Revital Eres <eres@il.ibm.com>
797 * loop-unroll.c (insert_var_expansion_initialization):
798 Initialize the expansions with -zero instead of +zero.
800 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
802 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
803 into pic and non-pic versions. Mark r19 as used for
804 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
805 for tgd_load, tld_load and tie_load .
806 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
807 version of tgd_load, tld_load and tie_load depending on the
810 2007-05-04 Ulrich Drepper <drepper@redhat.com>
811 Jakub Jelinek <jakub@redhat.com>
813 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
814 (__do_global_dtors_aux): Use more paranoid loop to run
815 destructors if HIDDEN_DTOR_LIST_END.
816 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
818 2007-05-04 Jakub Jelinek <jakub@redhat.com>
820 * varasm.c (align_variable): Don't increase alignment for
821 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
822 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
824 2007-05-04 Josh Conner <jconner@apple.com>
826 * basic-block.h (cdi_direction): Assign values to all enumeration
828 (dom_computed): Remove.
829 (dom_info_state): New.
830 (set_dom_info_availability): New.
831 * tree-ssa-loop-im.c (determine_invariantness): Initialize
832 walk_data.dom_direction.
833 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
834 instead of dom_computed[].
835 (split_edge): Likewise.
836 (create_basic_block): Likewise.
837 (merge_blocks): Likewise.
838 * ifcvt.c (find_if_header): Likewise.
839 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
840 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
841 * tree-ssa.c (verify_ssa): Likewise.
842 * tree-cfg.c (tree_verify_flow_info): Likewise.
843 (remove_edge_and_dominated_blocks): Likewise.
844 * dominance.c (dom_computed): Make static.
845 (calc_dfs_tree_nonrec): Change third param to a bool.
846 (calc_dfs_tree): Change second param to a bool.
847 (calc_idioms): Change second param to a bool. Use
848 dom_convert_dir_to_idx.
849 (init_dom_info): Validate dir before using.
850 (dom_convert_dir_to_idx): New.
851 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
852 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
853 (free_dominance_info): Use dom_convert_dir_to_idx.
854 (get_immediate_dominator): Likewise.
855 (set_immediate_dominator): Likewise.
856 (get_dominated_by): Likewise.
857 (redirect_immediate_dominators): Likewise.
858 (nearest_common_denominator): Likewise.
859 (dominated_by_p): Likewise.
860 (bb_dom_dfs_in): Likewise.
861 (bb_dom_dfs_out): Likewise.
862 (recount_dominator): Likewise.
863 (iterate_fix_dominators): Likewise.
864 (add_to_dominance_info): Likewise.
865 (delete_from_dominance_info): Likewise.
866 (first_dom_son): Likewise.
867 (next_dom_son): Likewise.
868 (dom_info_available_p): Likewise.
869 (dom_info_state): New.
870 (set_dom_info_availability): New.
872 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
874 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
876 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
878 2007-05-04 Bob Wilson <bob.wilson@acm.org>
880 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
881 (subdi3, subdi_carry): Delete.
883 2007-05-04 Jan Hubicka <jh@suse.cz>
884 Richard Guenther <rguenther@suse.de>
886 * opts.c (decode_options): Do not fiddle with inlining
887 parameters in case of optimizing for size.
888 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
890 (cgraph_decide_inlining_of_small_function): When optimizing for
891 size never inline functions increasing caller size.
892 (cgraph_early_inlining): Inline for size when optimizing for size.
894 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
896 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
897 logical operations piecewise.
898 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
899 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
900 subdi_sesidi_di): Delete.
901 (add_with_carry): Produce carry in CC instead of a DREG to shorten
902 the generated sequence. Allow three-reg add in constraints. Rewrite
903 the rtl expression for carry to avoid zero_extend of a constant.
904 (sub_with_carry): New pattern.
905 (adddi3, subdi3): Change into define_expand. For subtract, generate a
906 different sequence not involving jumps.
907 (notbi): Now a named pattern.
909 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
911 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
912 Add the note about a significant loss of accuracy of some
913 mathematical routines when these options are used.
915 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
917 * haifa-sched.c (rtx_vec_t): New typedef.
918 (contributes_to_priority_p): Extract piece of priority () into new
920 (priority): Use the function. Add assertion.
921 (rank_for_schedule, set_priorities): Add assertion to check that
922 insn's priority is initialized.
923 (clear_priorities, calc_priorities): Change signature. Make it update
924 all relevant insns. Update all callers ('add_to_speculative_block ()'
925 and 'create_block_check_twin ()').
926 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
927 Add new field 'priority_status'.
928 (INSN_PRIORITY_STATUS): New macro.
929 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
931 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
933 * sched-ebb.c (debug_ebb_dependencies): New static function.
934 (init_ready_list): Use it.
936 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
937 with changed signature and 'debug_rgn_dependencies ()'.
938 (debug_rgn_dependencies): New static function.
939 (init_ready_list): Use it.
941 * sched-int.h (debug_dependencies): Declare.
943 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
945 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
947 2007-05-04 Dirk Mueller <dmueller@suse.de>
949 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
951 2007-05-03 Jan Hubicka <jh@suse.cz>
953 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
954 for pointer type in more cases than before.
956 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
958 * tree-object-size.c (plus_expr_object_size): When operand size is
959 unknown, return unknown.
961 2007-05-03 Dirk Mueller <dmueller@suse.de>
963 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
965 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
968 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
970 2007-05-03 Janis Johnson <janis187@us.ibm.com>
972 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
974 2007-05-03 Joseph Myers <joseph@codesourcery.com>
976 * config/soft-fp/double.h, config/soft-fp/extended.h,
977 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
978 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
979 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
980 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
983 2007-05-03 Ian Lance Taylor <iant@google.com>
985 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
986 MASK_PPC_GFXOPT for 8540 or 8548.
988 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
990 * tree-vect-transform.c (vect_update_inits_of_drs): Use
991 vect_print_dump_info() to output debug information.
993 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
996 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
997 operands of size 2 when operand is not MEM_P.
999 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
1001 PR tree-optimization/30565
1002 * lambda-code.c (perfect_nestify): Fix updating of dominators.
1004 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
1006 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
1007 (umulsi3_highpart): Use them.
1008 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
1009 for final accumulator to D regisster tranfser.
1011 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
1013 PR tree-optimization/31699
1014 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
1016 (vect_enhance_data_refs_alignment): Compute peel amount using
1017 TYPE_VECTOR_SUBPARTS instead of vf.
1018 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
1020 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
1023 * system.h: Remove inclusion of double-int.h
1024 * tree.h: Include double-int.h
1025 * gengtype.c: Likewise
1026 * cfgloop.h: Likewise
1027 * Makefile.in: Adjust dependencies on double-int.h
1029 2007-05-02 Eric Christopher <echristo@apple.com>
1031 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
1032 -shared to -Zdynamiclib.
1034 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
1037 * c-common.c (strip_pointer_or_array_types): New function.
1038 * c-common.h (strip_pointer_or_array_types): New function declaration.
1040 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
1042 PR tree-optimization/31771
1043 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
1045 2007-05-02 Paul Brook <paul@codesourcery.com>
1047 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
1049 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1052 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
1055 2007-05-02 Nick Clifton <nickc@redhat.com>
1057 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
1059 2007-05-02 Richard Guenther <rguenther@suse.de>
1061 PR tree-optimization/31146
1062 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1063 argument, single_use_p. If we have a single use that is
1064 a conversion to the definition rhs type, propagate that rhs.
1065 (forward_propagate_addr_expr): Pass single_use_p argument
1066 to forward_propagate_addr_expr_1.
1068 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
1070 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
1073 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1075 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
1076 'AMD Family 10 core'.
1078 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1080 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
1081 and athlon64-sse3 as improved versions of k8, opteron and athlon64
1082 with SSE3 instruction set support.
1083 * doc/invoke.texi: Likewise.
1085 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1087 * config/i386/i386.c (override_options): Tuning 32-byte loop
1088 alignment for amdfam10 architecture. Increasing the max loop
1089 alignment to 24 bytes.
1091 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
1093 * config/m68k/constraints.md: New.
1094 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
1095 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1096 EXTRA_CONSTRAINT): Remove.
1097 * config/m68k/m68k.md: Include constraints.md.
1098 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
1100 2007-05-01 Ian Lance Taylor <iant@google.com>
1102 PR tree-optimization/31739
1103 * tree-vrp.c (vrp_val_is_max): New static function.
1104 (vrp_val_is_min): New static function.
1105 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
1107 (set_value_range): Use vrp_val_is_{max,min}.
1108 (extract_range_from_assert): Likewise.
1109 (extract_range_from_binary_expr): Likewise.
1110 (extract_range_from_unary_expr): Likewise.
1111 (dump_value_range, vrp_meet): Likewise.
1112 (vrp_visit_phi_node): Likewise.
1113 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
1115 2007-05-01 Mark Mitchell <mark@codesourcery.com>
1117 * config/i386/gmon-sol2.c (size_t): New type.
1118 (intptr_t): Likewise.
1119 (s_textsize): Declare as size_t.
1121 (monstartup): Use size_t for sizes.
1122 (_mcount): Save and restore registers.
1123 (internal_mcount): Pass 0 as the first argument to monstartup
1125 (moncontrol): Convert pointer to appropriately sized integer
1126 before passing to profil.
1128 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1130 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
1131 __NO_FPRS__, not just if _SOFT_DOUBLE.
1132 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
1133 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
1134 also for E500 double.
1135 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
1136 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
1139 2007-05-01 Richard Guenther <rguenther@suse.de>
1141 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
1144 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1146 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
1148 2007-05-01 Jan Hubicka <jh@suse.cz>
1150 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
1153 2007-05-01 Jan Hubicka <jh@suse.cz>
1155 * tree.h (maybe_fold_offset_to_component_ref): Remove.
1156 (maybe_fold_offset_to_reference): Declare.
1157 * fold-const.c (fold_unary): Do not fold
1158 (type *)&A into &A->field_of_type_and_offset_0
1159 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
1160 size is unknown, give up.
1161 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
1163 (maybe_fold_offset_to_reference): New.
1164 (maybe_fold_stmt_indirect): Use it.
1165 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
1166 * gimplify.c (gimplify_conversion): Canonicalize conversions to
1168 (gimplify_expr): Likewise for plus_expr.
1170 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
1172 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
1173 bsi_after_labels. Always insert statements before bsi.
1174 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1175 * predict.c (apply_return_prediction): Check for empty blocks.
1176 * cfgexpand.c (lab_rtx_for_bb): New variable.
1177 (label_rtx_for_bb): Do not create new tree labels.
1178 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
1179 (tree_expand_cfg): Initialize lab_rtx_for_bb.
1180 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
1182 (label_for_bb): Add field used.
1183 (update_eh_label, main_block_label): Mark the label used.
1184 (cleanup_dead_labels): Remove unused labels.
1186 2007-05-01 Richard Guenther <rguenther@suse.de>
1188 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
1189 if it is not about to be set.
1190 (get_value_range): Do not pre-allocate equiv bitmap.
1191 (update_value_range): No need to clear equiv field.
1192 (add_equivalence): Change prototype to get bitmap pointer.
1193 Allocate bitmap here if it is not already.
1194 (extract_range_from_assert): Do not allocate bitmap here.
1195 Update callers to add_equivalence.
1196 (extract_range_from_ssa_name): Likewise.
1197 (get_vr_for_comparison): New static helper.
1198 (compare_name_with_value): Handle NULL equiv bitmap by
1199 peeling the first iteration of the comparison loop.
1200 Use get_vr_for_comparison.
1201 (compare_names): Handle NULL equiv bitmaps by using fake
1202 ones. Use get_vr_for_comparison.
1204 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
1206 * double-int.c (mpz_set_double_int): Moved from
1207 tree-ssa-loop-niter.c.
1208 (mpz_get_double_int): Likewise; also, add option to wrap
1209 out-of-range integers.
1210 * double-int.h: New prototypes for above.
1211 * tree.c (get_static_type_bounds): Moved from
1212 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
1213 TYPE_MAX_VALUE if they exist..
1214 * tree.h: New prototype for above.
1215 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
1216 get_type_bounds calls.
1217 (mpz_set_double_int): Move to double-int.c.
1218 (get_type_bounds): Move to tree.c, rename to
1219 get_static_type_bounds.
1220 (mpz_to_double_int): Move to double-int.c, rename to
1223 2007-04-30 Bob Wilson <bob.wilson@acm.org>
1225 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
1226 DIV0 exception can fall through to a normal return.
1228 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
1232 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
1233 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
1234 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1235 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
1236 initialize align to silence bogus warning.
1237 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1238 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
1240 (struct sra_walk_fns): Remove use_all parameter from use.
1241 (sra_hash_tree): Handle BIT_FIELD_REFs.
1242 (sra_elt_hash): Don't hash bitfld blocks.
1243 (sra_elt_eq): Skip them in parent compares as well. Handle
1245 (sra_walk_expr): Don't maintain or pass down use_all_p.
1246 (scan_use): Remove use_all parameter.
1247 (scalarize_use): Likewise. Re-expand assignment to
1248 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
1249 output, and re-scalarize after output. Don't mark anything
1251 (scalarize_ldst): Adjust.
1252 (scalarize_walk_gimple_modify_statement): Likewise.
1253 (build_element_name_1): Handle BIT_FIELD_REFs.
1254 (instantiate_element): Don't warn for any element whose parent
1256 (instantiate_missing_elements_1): Return the sra_elt.
1257 (canon_type_for_field): New.
1258 (try_instantiate_multiple_fields): New.
1259 (instantiate_missing_elemnts): Use them.
1260 (mark_no_warning): Removed.
1261 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1262 (REPLDUP, sra_build_elt_assignment): New.
1263 (generate_copy_inout): Use them.
1264 (generate_element_copy): Likewise. Handle bitfld differences.
1265 (generate_element_zero): Don't recurse for blocks. Use
1266 sra_build_elt_assignment.
1267 (generate_one_element_int): Take elt instead of var. Use
1268 sra_build_elt_assignment.
1269 (generate_element_init_1): Adjust.
1270 (scalarize_use, scalarize_copy): Use REPLDUP.
1271 (scalarize_ldst): Move assert before dereference.
1272 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1274 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1277 * tree.c (reconstruct_complex_type): Reconstruct a reference
1279 Also use the same mode for the pointer as the old pointer type.
1281 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1283 * doc/trouble.texi (Interoperation): Remove note about Ultrix
1286 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
1288 PR rtl-optimization/31676
1289 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
1290 (df_refs_record): Call it.
1292 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1294 * rtl.def (SS_ABS): New code.
1295 * config/bfin/bfin.c (print_operand): New modifier 'v'.
1296 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
1297 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
1298 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
1299 (bfin_init_builtins): Define them.
1300 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
1301 (bfin_expand_builtin): ... and handle the others here.
1302 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
1303 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
1304 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
1305 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
1306 operand is only HImode.
1308 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
1310 * regclass.c (scan_one_insn): Remove splitting of
1313 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
1314 Nigel Stephens <nigel@mips.com>
1316 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
1318 2007-04-28 Jan Hubicka <jh@suse.cz>
1320 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
1321 insn_locators_alloc instead of insn_locators_initialize;
1322 call reset_block_changes.
1323 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1324 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
1325 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
1326 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1327 * config/score/score.c (th_output_mi_thunk): Likewise.
1328 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1329 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
1330 tolerate uninitialized locator info.
1333 * function.c (init_function_start): Don't init line number info.
1334 (expand_function_end): Update.
1335 (reset_block_changes, record_block_change, finalize_block_changes,
1336 check_block_change, free_block_changes): Kill.
1337 * function.h (reset_block_changes, record_block_change,
1338 finalize_block_changes, check_block_change, free_block_changes): Remove
1340 (struct function): Remove ib_boundaries_block.
1341 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1342 Use curr_insn_locator to initialize locator.
1343 (emit_line_note): Remove.
1344 * cfgexpand.c (expand_gimple_cond_expr): Update.
1345 (construct_exit_block): Likewise.
1346 (tree_expand_cfg): Initialize/finalize locators.
1347 * expr.c (expand_expr_real): Update.
1348 * cfglayout.c (line_locators_locs, line_locators_lines,
1349 file_locators_locs, file_locators_files): Remove.
1350 (set_block_levels): Move to cfgexpand.c.
1351 (insn_locators_initialize): Remove.
1352 (pass_insn_locators_initialize): Remove.
1353 (locations_locators_locs, locations_locators_vals): New static vars.
1354 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1356 (insn_locators_alloc, insn_locators_finalize,
1357 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1359 (locator_location): New.
1360 (locator_line, locator_file): Rewrite.
1361 * rtl.h (emit_line_note): Kill.
1362 (insn_locators_alloc, insn_locators_finalize,
1363 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1365 * tree-inline.c (initialize_cfun): Do not initialize
1366 ib_boundaries_block.
1367 * passes.c (pass_insn_locators_initialize): Remove.
1369 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
1371 * tree-cfg.c (move_block_to_fn): Release bb from dominance
1372 info. Update last_basic_block correctly.
1374 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
1377 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
1378 register itself to hold the offset constant. Tell flow the use
1379 of r4 and r5 when they are used.
1381 2007-04-27 Richard Guenther <rguenther@suse.de>
1383 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
1384 if we simplified anything.
1385 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
1386 warnings until we did a simplification and the stmt was not
1387 marked as TREE_NO_WARNING.
1389 2007-04-27 Mike Stump <mrs@apple.com>
1391 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
1393 2007-04-27 Ian Lance Taylor <iant@google.com>
1396 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
1397 TYPE_MAX_VALUE exist, convert them to the new type.
1399 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1401 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
1402 if it claims to be available.
1403 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
1405 (perform_tree_ssa_dce): Always free postdominators.
1407 2007-04-27 Richard Henderson <rth@redhat.com>
1409 * config/alpha/predicates.md (aligned_memory_operand): Mark
1410 as define_special_predicate.
1411 (unaligned_memory_operand, normal_memory_operand): Likewise.
1412 (reg_or_unaligned_mem_operand): Remove.
1413 (any_memory_operand): Match the documentation and check for
1414 non-renumbered pseudos during reload.
1415 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
1416 alpha_secondary_reload_class, update to new interface, make static.
1417 Handle CQImode like HImode. Remove FP subreg check.
1418 (alpha_expand_mov): Use replace_equiv_address.
1419 (alpha_expand_mov_nobwx): Use any_memory_operand.
1420 (TARGET_SECONDARY_RELOAD): New.
1421 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
1422 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1423 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
1424 * config/alpha/alpha.md: ... here.
1425 (RELOAD12, reloadmode): New.
1427 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
1428 Don't handle the aligned case here.
1429 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
1430 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
1431 reload_inhi_help. Don't expect a scratch register.
1432 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
1434 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
1436 2007-04-27 Richard Guenther <rguenther@suse.de>
1438 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
1440 2007-04-27 Richard Guenther <rguenther@suse.de>
1442 PR tree-optimization/30965
1443 PR tree-optimization/30978
1444 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
1445 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
1446 (find_equivalent_equality_comparison): Likewise.
1447 (simplify_cond): Likewise.
1448 (get_prop_source_stmt): New helper.
1449 (get_prop_dest_stmt): Likewise.
1450 (can_propagate_from): Likewise.
1451 (remove_prop_source_from_use): Likewise.
1452 (combine_cond_expr_cond): Likewise.
1453 (forward_propagate_comparison): New function.
1454 (forward_propagate_into_cond): Rewrite to use fold for
1456 (tree_ssa_forward_propagate_single_use_vars): Call
1457 forward_propagate_comparison to propagate comparisons.
1459 2007-04-27 Richard Guenther <rguenther@suse.de>
1461 PR tree-optimization/31715
1462 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
1463 sure to do computation on the offset in an appropriate
1466 2007-04-27 Richard Sandiford <richard@codesourcery.com>
1468 * reload.h (elimination_target_reg_p): Declare.
1469 * reload.c (find_reloads): Don't apply the reg_rtx move
1470 optimization if the SET_DEST satisfies elimination_target_reg_p.
1471 * reload1.c (elimination_target_reg_p): New function.
1472 (gen_reload): In the move/add2 fallback, make sure that op0
1473 does not overlap the destination register.
1475 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1477 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
1478 transform only GIMPLE_MODIFY_STMTs.
1479 * tree-complex.c (expand_complex_operations_1): Ditto.
1480 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
1481 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
1482 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
1484 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
1485 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
1486 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
1487 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
1488 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
1489 slpeel_add_loop_guard): Ditto.
1490 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1491 * lambda-code.c (perfect_nestify): Ditto.
1492 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
1493 before the first statement.
1494 * tree-optimize.c (execute_free_datastructures): Fix comments.
1495 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
1496 * tree-flow.h (disband_implicit_edges): Declaration removed.
1497 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
1499 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
1501 (disband_implicit_edges, has_label_p): Removed.
1502 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
1503 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
1505 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
1507 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
1508 also for COND_EXPRs.
1509 * cfgexpand.c (label_rtx_for_bb): New function.
1510 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
1511 Use label_rtx_for_bb to find the labels.
1512 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
1513 last block. Detect fallthru edges.
1515 2007-04-26 Ian Lance Taylor <iant@google.com>
1518 * reload.c (find_reloads_subreg_address): If the address was valid
1519 in the original mode but not in the new mode, reload the whole
1522 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1524 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
1525 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
1526 (cleanup_control_expr_graph): Do not invalidate dominance info.
1527 Record altered blocks.
1528 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
1529 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
1530 cleanup_tree_cfg_bb): New functions.
1531 (remove_forwarder_block): Do not maintain the worklist of blocks.
1532 Record altered blocks.
1533 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
1535 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
1536 delete_unreachable_blocks if dominators are not available.
1537 * tree-inline.c (optimize_inline_calls): Free dominance information
1539 * tree-flow.h (remove_edge_and_dominated_blocks,
1540 cfgcleanup_altered_bbs): Altered.
1541 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
1543 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
1545 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
1546 do not invalidate dominators.
1548 2007-04-26 Anatoly Sokolov <aesok@post.ru>
1550 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
1551 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
1552 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1553 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1555 2007-04-26 Steve Ellcey <sje@cup.hp.com>
1557 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
1559 2007-04-26 Richard Guenther <rguenther@suse.de>
1561 PR tree-optimization/31703
1562 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
1563 the right type for the target of the bittest.
1565 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1567 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
1568 ix86_sol10_return_in_memory.
1570 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1572 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
1575 2007-04-26 Jakub Jelinek <jakub@redhat.com>
1578 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
1580 PR tree-optimization/30558
1581 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
1582 clear this_state.prev_try.
1584 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1585 Mark Mitchell <mark@codesourcery.com>
1587 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
1588 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
1589 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
1591 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1594 * doc/invoke.texi (%:print-asm-header): Document.
1595 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
1597 (static_spec_functions): Add print-asm-header.
1598 (main): Print a banner before the --target-help linker options.
1599 (print_asm_header_spec_function): New function.
1601 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
1604 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
1605 (movsf_ie): Likewise.
1607 2007-04-25 Paolo Carlini <pcarlini@suse.de>
1609 * doc/extend.texi ([Type Traits]): Adjust per N2255.
1611 2007-04-25 Bob Wilson <bob.wilson@acm.org>
1613 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
1615 (__umodsi3, __modsi3): Likewise.
1617 2007-04-25 Dirk Mueller <dmueller@suse.de>
1619 * c-typeck.c (build_compound_expr): Annotate warning()
1620 call with OPT_Wunused_value.
1621 * tree-ssa.c (warn_uninit): Annotate warning with
1623 * c-common.c (handle_sentinel_attribute): Annotate warning
1624 call with OPT_Wattributes.
1626 2007-04-25 Thiemo Seufer <ths@mips.com>
1628 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
1630 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
1631 on to the assembler. Improve handling of -mno-mips16. Add handling
1632 of -mno-mips3d, -mno-dsp, -mno-dspr2.
1633 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
1634 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
1635 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
1637 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
1640 * config/i386/winnt.c (i386_pe_file_end): Strip only
1641 USER_LABEL_PREFIX when writing export name.
1643 2007-04-25 Richard Sandiford <richard@codesourcery.com>
1645 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
1646 sh/elf.h, vx-common.h and vxworks.h.
1647 * config/sh/sh.h: Include config/vxworks-dummy.h.
1648 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1649 (OVERRIDE_OPTIONS): Use it.
1650 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
1651 (vxworks_picreg): New pattern.
1652 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
1653 VXWORKS_OS_CPP_BUILTINS.
1654 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
1655 to their VXWORKS_* equivalents.
1656 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1657 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
1658 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
1659 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
1660 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
1661 -mrtp/-fPIC multilibs.
1662 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
1663 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
1664 (MULTILIB_OSDIRNAMES): Delete.
1666 2007-04-25 Anatoly Sokolov <aesok@post.ru>
1669 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
1671 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
1673 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
1674 rounding mode to be specified by the caller.
1675 (real_to_mpfr) Likewise.
1676 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
1677 include new arguments.
1678 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
1680 2007-04-24 Ian Lance Taylor <iant@google.com>
1682 PR tree-optimization/31605
1683 * tree-vrp.c (set_value_range): Check that min and max are not
1684 both overflow infinities.
1685 (set_value_range_to_value): New static function.
1686 (extract_range_from_binary_expr): Call set_value_range_to_value.
1687 (extract_range_from_cond_expr): Likewise.
1688 (extract_range_from_expr): Likewise.
1689 (extract_range_from_unary_expr): Likewise. Don't create a range
1690 which overflows on both sides.
1691 (vrp_meet): Check for a useless range.
1692 (vrp_visit_phi_node): If we see a constant which looks like an
1693 overflow infinity, turn off the TREE_OVERFLOW flag.
1695 2007-04-24 Ian Lance Taylor <iant@google.com>
1697 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
1699 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
1702 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
1703 diagnostic message is being built.
1704 * tree-pretty-print.c (dump_generic_node): Only write the
1705 formatted text into BUFFER's stream if we are not building a
1707 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
1709 * Makefile.in (toplev.o): Depend on tree-pass.h.
1711 2007-04-24 Ian Lance Taylor <iant@google.com>
1713 PR tree-optimization/31602
1714 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
1715 conditionals in the copied loop header.
1716 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
1717 warnings if TREE_NO_WARNING is set.
1718 * doc/invoke.texi (Warning Options): Clarify that
1719 -Wstrict-overflow does not warn about loops.
1721 2007-04-24 Janis Johnson <janis187@us.ibm.com>
1723 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
1724 expand on the comment about _Decimal128 arguments and check the
1725 integer result of the modulus operation; for 64-bit ELF ABI, ensure
1726 that _Decimal128 argument uses even/odd register pair.
1727 (function_arg): Ditto.
1729 2007-04-24 Hui-May Chang <hm.chang@apple.com>
1731 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
1732 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
1734 2007-04-24 Richard Guenther <rguenther@suse.de>
1735 Olga Golovanevsky <olga@il.ibm.com>
1737 * fold-const.c (multiple_of_p): Check for bottom
1740 2007-04-24 Richard Henderson <rth@redhat.com>
1742 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
1743 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
1744 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
1745 looking for non-zero bits shifted out. Avoid a recursive call
1746 when constructing the scalar.
1747 (__floatundisf): Likewise.
1749 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
1751 * dwarf2out.c (field_byte_offset): Move the existing logic
1752 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
1753 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
1755 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1758 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1759 argument of 0 for memset.
1760 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1761 unsigned shift instead of the signed variant.
1763 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1765 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
1766 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
1767 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1768 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1769 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1770 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1771 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1772 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1773 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1774 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1775 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1776 "mul<mode>3", "div<mode>3"): Insn definitions added.
1777 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1778 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1779 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1780 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1781 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1782 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1783 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1784 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1785 TARGET_FLOAT_FORMAT): Macro definitions removed.
1786 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1787 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1788 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1789 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1790 (s390_gen_rtx_const_DI): Function removed.
1791 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1793 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1795 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1796 over an external ffs function.
1798 2007-04-24 Chao-ying Fu <fu@mips.com>
1799 Richard Sandiford <richard@nildram.co.uk>
1801 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1802 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1803 (smadd_widen_optab, umadd_widen_optab): Define.
1804 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1806 * genopinit.c (optabs): Fill in smadd_widen_optab and
1808 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1809 and umadd_widen_optab to implement multiply-add sequences.
1810 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1811 (<u>maddsidi4): ...this. Extend condition to include
1812 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1813 of operand 0 to "ka" and use the three-operand form of madd<u>
1815 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1817 * config/mips/constraints.md (ka): New register constraint.
1819 2007-04-24 Jan Hubicka <j@suse.cz>
1823 2007-04-23 Jan Hubicka <jh@suse.cz>
1824 * function.c (init_function_start): Don't init line number info.
1825 (expand_function_end): Update.
1826 (reset_block_changes, record_block_change, finalize_block_changes,
1827 check_block_change, free_block_changes): Kill.
1828 * function.h (reset_block_changes, record_block_change,
1829 finalize_block_changes, check_block_change, free_block_changes): Remove
1831 (struct function): Remove ib_boundaries_block.
1832 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1833 Use curr_insn_locator to initialize locator.
1834 (emit_line_note): Remove.
1835 * cfgexpand.c (expand_gimple_cond_expr): Update.
1836 (construct_exit_block): Likewise.
1837 (tree_expand_cfg): Initialize/finalize locators.
1838 * expr.c (expand_expr_real): Update.
1839 * cfglayout.c (line_locators_locs, line_locators_lines,
1840 file_locators_locs, file_locators_files): Remove.
1841 (set_block_levels): Move to cfgexpand.c.
1842 (insn_locators_initialize): Remove.
1843 (pass_insn_locators_initialize): Remove.
1844 (locations_locators_locs, locations_locators_vals): New static vars.
1845 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1847 (insn_locators_alloc, insn_locators_finalize,
1848 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1850 (locator_location): New.
1851 (locator_line, locator_file): Rewrite.
1852 * rtl.h (emit_line_note): Kill.
1853 (insn_locators_alloc, insn_locators_finalize,
1854 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1856 * tree-inline.c (initialize_cfun): Do not initialize
1857 ib_boundaries_block.
1858 * passes.c (pass_insn_locators_initialize): Remove.
1860 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1862 * doc/invoke.texi: Removed leading '-' from option index entries.
1864 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1866 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1868 (create_phi_node): Use set_phi_nodes.
1869 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1870 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1871 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1872 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1873 (bsi_start, bsi_last): Use bb_stmt_list.
1874 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1875 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1876 Traverse the statements using tsi iterator.
1877 * basic-block.h (struct basic_block_def): Fields stmt_list
1878 and phi_nodes moved to ...
1879 (struct tree_bb_info): ... new structure.
1880 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1881 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1882 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1883 (tree_verify_flow_info): Verify that il.tree is not set for
1884 entry and exit block.
1885 (tree_split_block): Use set_bb_stmt_list.
1887 2007-04-23 Mike Stump <mrs@apple.com>
1889 * config/i386/i386.c (ix86_tune_features
1890 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1893 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1895 * config/i386/i386.md (prefix_extra): New attribute.
1896 (length): Add prefix_extra.
1898 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1899 (sse2_movntv2di): Likewise.
1900 (sse2_cvtps2dq): Likewise.
1901 (sse2_cvtpd2pi): Likewise.
1902 (sse2_cvttpd2pi): Likewise.
1903 (*sse2_cvtpd2ps): Likewise.
1904 (*add<mode>3): Likewise.
1905 (sse2_ssadd<mode>3): Likewise.
1906 (sse2_usadd<mode>3): Likewise.
1907 (*sub<mode>3): Likewise.
1908 (sse2_sssub<mode>3): Likewise.
1909 (sse2_ussub<mode>3): Likewise.
1910 (*mulv8hi3): Likewise.
1911 (*smulv8hi3_highpart): Likewise.
1912 (*umulv8hi3_highpart): Likewise.
1913 (sse2_umulv2siv2di3): Likewise.
1914 (sse2_pmaddwd): Likewise.
1915 (ashr<mode>3): Likewise.
1916 (lshr<mode>3): Likewise.
1917 (ashl<mode>3): Likewise.
1918 (sse2_ashlti3): Likewise.
1919 (sse2_lshrti3): Likewise.
1920 (*umaxv16qi3): Likewise.
1921 (*smaxv8hi3): Likewise.
1922 (*uminv16qi3): Likewise.
1923 (*sminv8hi3): Likewise.
1924 (sse2_eq<mode>3): Likewise.
1925 (sse2_gt<mode>3): Likewise.
1926 (*and<mode>3): Likewise.
1927 (sse2_nand<mode>3): Likewise.
1928 (*ior<mode>3): Likewise.
1929 (*xor<mode>3): Likewise.
1930 (sse2_packsswb): Likewise.
1931 (sse2_packssdw): Likewise.
1932 (sse2_packuswb): Likewise.
1933 (sse2_punpckhbw): Likewise.
1934 (sse2_punpcklbw): Likewise.
1935 (sse2_punpckhwd): Likewise.
1936 (sse2_punpcklwd): Likewise.
1937 (sse2_punpckhdq): Likewise.
1938 (sse2_punpckldq): Likewise.
1939 (sse2_punpckhqdq): Likewise.
1940 (sse2_punpcklqdq): Likewise.
1941 (*sse2_pinsrw): Likewise.
1942 (*sse2_pextrw): Likewise.
1943 (sse2_pshufd_1): Likewise.
1944 (sse2_uavgv16qi3): Likewise.
1945 (sse2_uavgv8hi3): Likewise.
1946 (sse2_psadbw): Likewise.
1947 (sse2_pmovmskb): Likewise.
1948 (*sse2_maskmovdqu): Likewise.
1949 (*sse2_maskmovdqu_rex64): Likewise.
1950 (sse4a_extrqi): Likewise.
1951 (sse4a_extrq): Likewise.
1952 (sse3_lddqu): Set prefix_rep.
1953 (sse3_addsubv4sf3): Likewise.
1954 (sse3_haddv4sf3): Likewise.
1955 (sse3_hsubv4sf3): Likewise.
1956 (sse_cvtss2si): Likewise.
1957 (sse_cvtss2si_2): Likewise.
1958 (sse_cvtss2siq): Likewise.
1959 (sse_cvtss2siq_2): Likewise.
1960 (sse_cvttss2si): Likewise.
1961 (sse_cvttss2siq): Likewise.
1962 (sse2_cvttps2dq): Likewise.
1963 (sse3_movshdup): Likewise.
1964 (sse3_movsldup): Likewise.
1965 (sse2_cvtsd2si): Likewise.
1966 (sse2_cvtsd2si_2): Likewise.
1967 (sse2_cvtsd2siq): Likewise.
1968 (sse2_cvtsd2siq_2): Likewise.
1969 (sse2_cvttsd2si): Likewise.
1970 (sse2_cvttsd2siq): Likewise.
1971 (*sse2_cvtpd2dq): Likewise.
1972 (*sse2_cvttpd2dq): Likewise.
1973 (sse2_pshuflw_1): Likewise.
1974 (sse2_pshufhw_1): Likewise.
1975 (sse4a_insertqi): Likewise.
1976 (sse4a_insertq): Likewise.
1977 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1978 (ssse3_phadddv4si3): Likewise.
1979 (ssse3_phaddswv8hi3): Likewise.
1980 (ssse3_phsubwv8hi3): Likewise.
1981 (ssse3_phsubdv4si3): Likewise.
1982 (ssse3_phsubswv8hi3): Likewise.
1983 (ssse3_pmaddubswv8hi3): Likewise.
1984 (ssse3_pmulhrswv8hi3): Likewise.
1985 (ssse3_pshufbv16qi3): Likewise.
1986 (ssse3_psign<mode>3): Likewise.
1987 (ssse3_palignrti): Likewise.
1988 (abs<mode>2): Likewise.
1989 (ssse3_phaddwv4hi3): Set prefix_extra.
1990 (ssse3_phadddv2si3): Likewise.
1991 (ssse3_phaddswv4hi3): Likewise.
1992 (ssse3_phsubwv4hi3): Likewise.
1993 (ssse3_phsubdv2si3): Likewise.
1994 (ssse3_phsubswv4hi3): Likewise.
1995 (ssse3_pmaddubswv4hi3): Likewise.
1996 (ssse3_pmulhrswv4hi3): Likewise.
1997 (ssse3_pshufbv8qi3): Likewise.
1998 (ssse3_psign<mode>3): Likewise.
1999 (ssse3_palignrdi): Likewise.
2000 (abs<mode>2): Likewise.
2001 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
2002 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
2003 (sse2_pmovmskb): Set mode to SI instead of V2DF.
2005 2007-04-23 Nick Clifton <nickc@redhat.com>
2007 * params.def: Fix formatting of emacs local variables.
2009 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
2011 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
2012 move if inter-unit move isn't allowed.
2013 Don't split moving the first element of V2DI to DI to inter-unit
2014 move if inter-unit move isn't allowed.
2016 2007-04-23 Richard Guenther <rguenther@suse.de>
2018 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
2019 and CDI_POST_DOMINATORS separately.
2021 2007-04-23 Nick Clifton <nickc@redhat.com>
2023 * c.opt (Wformat-contains-nul): Add warning attribute.
2025 2007-04-23 Jan Hubicka <jh@suse.cz>
2027 * function.c (init_function_start): Don't init line number info.
2028 (expand_function_end): Update.
2029 (reset_block_changes, record_block_change, finalize_block_changes,
2030 check_block_change, free_block_changes): Kill.
2031 * function.h (reset_block_changes, record_block_change,
2032 finalize_block_changes, check_block_change, free_block_changes): Remove
2034 (struct function): Remove ib_boundaries_block.
2035 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2036 Use curr_insn_locator to initialize locator.
2037 (emit_line_note): Remove.
2038 * cfgexpand.c (expand_gimple_cond_expr): Update.
2039 (construct_exit_block): Likewise.
2040 (tree_expand_cfg): Initialize/finalize locators.
2041 * expr.c (expand_expr_real): Update.
2042 * cfglayout.c (line_locators_locs, line_locators_lines,
2043 file_locators_locs, file_locators_files): Remove.
2044 (set_block_levels): Move to cfgexpand.c.
2045 (insn_locators_initialize): Remove.
2046 (pass_insn_locators_initialize): Remove.
2047 (locations_locators_locs, locations_locators_vals): New static vars.
2048 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2050 (insn_locators_alloc, insn_locators_finalize,
2051 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2053 (locator_location): New.
2054 (locator_line, locator_file): Rewrite.
2055 * rtl.h (emit_line_note): Kill.
2056 (insn_locators_alloc, insn_locators_finalize,
2057 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2059 * tree-inline.c (initialize_cfun): Do not initialize
2060 ib_boundaries_block.
2061 * passes.c (pass_insn_locators_initialize): Remove.
2063 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2066 * expr.c (reduce_to_bit_field_precision): Handle
2069 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
2071 PR tree-optimization/24659
2072 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
2073 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
2074 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
2075 * genopinit.c (optabs): Rename vec_pack_mod_optab
2076 to vec_pack_trunc_optab.
2077 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
2078 early for scalar floating point operands for NOP_EXPR.
2079 (vectorizable_type_promotion): Ditto.
2080 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
2081 vec_pack_trunc_optab.
2082 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
2084 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
2085 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
2086 Rename from VEC_PACK_MOD_EXPR.
2087 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
2088 * expr.c (expand_expr_real_1): Ditto.
2089 * tree-inline.c (estimate_num_insns_1): Ditto.
2090 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2092 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
2093 (vec_unpacks_lo_v4sf): Ditto.
2094 (vec_pack_trunc_v2df): Ditto.
2095 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
2096 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2097 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
2099 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
2101 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2103 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
2104 Rename from VEC_PACK_MOD_EXPR. This expression also represent
2105 packing of floating point operands.
2106 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
2107 represent unpacking of floating point operands.
2108 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
2109 [vec_unpacks_hi]: Ditto.
2110 [vec_unpacks_lo]: Ditto.
2112 2007-04-22 Jan Hubicka <jh@suse.cz>
2114 * final.c (rest_of_handle_final): Call
2115 targetm.asm_out.constructor/targetm.asm_out.destructor
2116 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
2117 proper priority via decl_*_priority_insert.
2118 * c-common.c (c_expand_body): Likewise.
2120 2007-04-22 Richard Guenther <rguenther@suse.de>
2122 PR tree-optimization/29789
2123 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
2124 (rewrite_reciprocal): New helper split out from
2125 determine_invariantness_stmt.
2126 (rewrite_bittest): Likewise.
2127 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
2128 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
2131 2007-04-22 Revital Eres <eres@il.ibm.com>
2133 * loop-unroll.c (var_to_expand): New field to support also
2134 insns of the form x = something + x.
2135 (analyze_insn_to_expand_var): Use it.
2136 (expand_var_during_unrolling): Likewise.
2138 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
2140 * predict.c: Include pointer-set.h.
2141 (bb_predictions): New variable.
2142 (tree_predicted_by_p, tree_predict_edge,
2143 remove_predictions_associated_with_edge): Use bb_predictions map
2144 instead of bb->predictions.
2145 (clear_bb_predictions, assert_is_empty): New functions.
2146 (combine_predictions_for_bb): Use bb_predictions map. Call
2147 clear_bb_predictions.
2148 (tree_estimate_probability): Create and free bb_predictions map.
2149 * Makefile.in (predict.o): Add pointer-set.h dependency.
2150 * basic-block.h (struct basic_block_def): Remove predictions
2152 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
2154 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
2157 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
2160 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2162 * timevar.c (timevar_print): Change reference of --disable-checking to
2163 --enable-checking=release. Also warn if assert checking is disabled.
2165 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2168 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
2169 decl as addressable if the compound literal was marked as
2171 Mark the decl as a gimple register if it is a complex or
2172 vector decl and does not live in memory.
2174 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2176 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
2177 (GENERIC_NEXT): New function macro.
2178 (PHI_CHAIN): Use phi_node's new chain variable.
2179 (tree_phi_node): Change tree_common to tree_base
2180 and add the chain field.
2181 * tree-phinodes.c (make_phi_node): Don't set
2182 TREE_TYPE on the new node.
2183 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
2184 instead of checking GIMPLE_TUPLE_P in chain_next.
2185 * tree-vect-transform.c
2186 (get_initial_def_for_induction): Look at
2187 PHI_RESULT_TREE for the type of the phi node.
2188 (update_vuses_to_preheader): Use PHI_CHAIN
2189 instead of TREE_CHAIN on the phi node.
2190 * tree-ssa-structalias.c (compute_points_to_sets):
2192 (ipa_pta_execute): Likewise.
2194 2007-04-21 Richard Guenther <rguenther@suse.de>
2197 * fold-const.c (fold_unary): Call fold_convert_const on the
2200 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
2202 * gcse.c (store_killed_in_insn): Handle PARALLELs.
2203 (store_killed_in_pat): New.
2205 2007-04-20 Richard Henderson <rth@redhat.com>
2208 * config/i386/i386.c (type_has_variadic_args_p): Look for any
2209 TREE_LIST with a void_type_node value, not void_list_node exactly.
2211 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
2213 * doc/standards.texi: Re-arrange into language-specific
2214 subsections. Add a C++ section, documenting which standards we
2217 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
2219 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
2220 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
2222 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
2224 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
2225 ecrti.o and crtbegin.o.
2226 (LIB_DEFAULT_SPEC): Include -lc.
2227 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
2229 2007-04-20 Richard Henderson <rth@redhat.com>
2232 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
2233 argument; update all callers.
2234 (get_unaligned_offset): New.
2235 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
2236 get_unaligned_address, just pass on the address directly.
2237 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
2238 the subreg in the helper patterns.
2239 (unaligned_extendqidi_le): Use get_unaligned_offset.
2240 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
2241 (unaligned_extendhidi_be): Likewise.
2242 (unaligned_extendhidi): Tidy.
2243 * config/alpha/alpha-protos.h: Update.
2245 2007-04-20 Richard Henderson <rth@redhat.com>
2247 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
2248 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
2249 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
2250 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2251 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2252 (CPP_SPEC): Don't include %(cpp_subtarget).
2253 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
2254 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2255 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
2257 2007-04-20 Jakub Jelinek <jakub@redhat.com>
2259 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
2260 for __builtin_ia32_cmpordss.
2262 PR tree-optimization/31632
2263 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2264 and arg1 for optimizations of comparison against min/max values.
2265 Fold arg0 to arg1's type for optimizations of comparison against
2266 min+1 and max-1 values.
2268 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
2270 * reload.c (combine_reloads): When trying to use a dying register,
2271 check whether it's uninitialized and don't use if so.
2273 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
2275 * fold-const.c: Remove prototypes for native_encode_expr and
2276 native_interpret_expr.
2277 (native_encode_expr): Make non-static.
2278 (native_interpret_expr): Likewise.
2279 * tree.h: Add prototypes for the above.
2281 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2283 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
2284 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
2285 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
2286 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
2287 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
2288 Add length attributes.
2290 2007-04-19 Janis Johnson <janis187@us.ibm.com>
2292 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
2295 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
2296 __STDC_WANT_DEC_FP__.
2298 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2300 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
2301 for long double compatibility.
2302 * configure: Regenerate.
2304 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2306 PR rtl-optimization/29841
2307 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
2309 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
2310 that may cause control flow transfer from being moved.
2312 2007-04-18 Jan Hubicka <jh@suse.cz>
2314 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
2317 2007-04-18 Eric Christopher <echristo@apple.com>
2319 * config/rs6000/darwin.md (load_macho_picbase): Use link register
2320 only. Update operands.
2321 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
2322 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
2323 link register to pic register.
2325 2007-04-18 Dirk Mueller <dmueller@suse.de>
2328 * tree-vrp.c (search_for_addr_array): New.
2329 (check_array_bounds): Suppress warning about
2330 address taken of array refs if its not de-referenced.
2332 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2334 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
2335 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
2337 * tree-vectorizer.h (NITERS_KNOWN_P): New.
2338 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
2339 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
2341 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2343 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
2345 (vect_analyze_scalar_cycles): Fix indentation.
2346 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
2347 (vect_mark_relevant): Include phis in relevance analysis.
2349 * tree-vect-transform.c (vect_transform_loop): Add an assert.
2351 2007-04-18 Anatoly Sokolov <aesok@post.ru>
2353 * config/avr/avr.c (ptrreg_to_str): Replace error() with
2354 output_operand_lossage().
2356 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2358 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
2359 the unused code for reduction without adjust-in-epilog to simplify the
2362 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
2364 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
2365 (S390_TDC_NEGATIVE_ZERO): New constant.
2366 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
2367 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
2368 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
2369 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
2370 (S390_TDC_POSITIVE_INFINITY): New constant.
2371 (S390_TDC_NEGATIVE_INFINITY): New constant.
2372 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
2373 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
2374 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
2375 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
2376 (S390_TDC_INFINITY): New constant.
2377 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
2378 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
2379 optimization for UNSPEC_CCZ_TO_INT.
2380 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
2381 ("*ccz_to_int"): New insn.
2382 ("isinf<mode>2"): New insn.
2383 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
2384 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
2385 (UNSPEC_CCZ_TO_INT): New constant.
2387 2007-04-18 Richard Guenther <rguenther@suse.de>
2389 PR tree-optimization/19431
2390 PR tree-optimization/21463
2391 * tree-pass.h (pass_phiprop): Declare.
2392 * passes.c (init_optimization_passes): New phiprop pass.
2393 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
2394 (phivn_valid_p): New helper function.
2395 (phiprop_insert_phi): Likewise.
2396 (propagate_with_phi): Likewise.
2397 (tree_ssa_phiprop): New propagator propagating loads
2398 through phi nodes if profitable.
2400 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2402 * tree-vect-analyze.c (process_use): New function.
2403 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
2404 Check phis in all bbs.
2405 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
2408 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2410 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
2413 2007-04-17 Anatoly Sokolov <aesok@post.ru>
2416 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
2419 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
2421 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
2423 (sse_vmmulv4sf3): Likewise.
2424 (sse2_vmaddv2df3): Likewise.
2425 (sse2_vmmulv2df3): Likewise.
2427 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
2429 PR rtl-optimization/31360
2430 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
2431 (target_reg_cost): New.
2432 (init_set_costs): Initialize target_reg_cost. Add comments
2433 regarding the rationale of the costs.
2434 (global_cost_for_size): Renamed to...
2435 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
2436 of register pressure.
2437 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
2438 estimate_reg_pressure_cost. Add number of ivs.
2439 (determine_set_costs): Dump target_reg_cost.
2440 * loop-invariant.c (gain_for_invariant): Use
2441 estimate_reg_pressure_cost. Removed n_inv_uses argument.
2442 (best_gain_for_invariant, find_invariants_to_move): Remove
2444 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
2445 (target_reg_cost): Declare.
2446 (global_cost_for_size): Declaration removed.
2447 (estimate_reg_pressure_cost): Declare.
2449 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
2451 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
2452 regnos into even/odd register pairs.
2453 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
2454 TDmode similar to the other floating point modes.
2455 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
2456 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
2458 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
2459 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
2460 (movdd_hardfloat64): Use TARGET_MFPGPR.
2462 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
2464 * reload1.c (delete_output_reload): Don't count output in n_inherited.
2467 2005-01-05 Richard Henderson <rth@redhat.com>
2469 * reload1.c (do_input_reload): Restrict the optimization deleteing
2470 a previous output reload to RELOAD_FOR_INPUT.
2472 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
2474 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
2475 induc_vec_info_type.
2476 (vectorizable_induction): New function declaration.
2477 * tree-vect-transform.c (get_initial_def_for_induction): No need to
2478 check if already vectorized. Find first place in BB where new stmts
2479 can be inserted. Takes only one argument.
2480 (vectorizable_induction): New function.
2481 (vect_transform_stmt): Add case for induc_vec_info_type to call
2482 vectorizable_induction.
2483 (vect_transform_loop): Consider phis for vectorization.
2484 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
2486 (analyze_operations): Call vectorizable_induction when analyzing phis.
2488 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
2489 (vect_mark_relevant): Include phis in relevance analysis.
2490 (vect_mark_stmts_to_be_vectorize): Likewise.
2491 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
2493 2007-04-16 Lawrence Crowl <crowl@google.com>
2495 * doc/invoke.texi (Debugging Options): Add documentation for the
2496 -femit-struct-debug options -femit-struct-debug-baseonly,
2497 -femit-struct-debug-reduced, and
2498 -femit-struct-debug-detailed[=...].
2500 * c-opts.c (c_common_handle_option): Add
2501 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
2502 and OPT_femit_struct_debug_detailed_.
2503 * c.opt: Add specifications for
2504 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
2505 and -femit-struct-debug-detailed[=...].
2506 * opts.c (set_struct_debug_option): Parse the
2507 -femit-struct-debug-... options.
2508 * opts.c (matches_main_base, main_input_basename,
2509 main_input_baselength, base_of_path, matches_main_base): Add
2510 variables and functions to compare header base name to compilation
2512 * opts.c (should_emit_struct_debug): Add to determine to emit a
2513 structure based on the option.
2514 (dump_struct_debug) Also disabled function to debug this
2516 * opts.c (handle_options): Save the base name of the
2519 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
2520 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
2521 This hook indicates if a type is generic. Set it by default
2523 * langhooks.h (struct lang_hooks_for_types): Add a new hook
2524 to determine if a struct type is generic or not.
2525 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
2526 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
2527 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
2530 * flags.h (enum debug_info_usage): Add an enumeration to describe
2531 a program's use of a structure type.
2532 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
2533 to indicate the program's usage of the type. Filter structs based
2534 on the -femit-struct-debug-... specification.
2535 (gen_type_die): Split into two routines, gen_type_die and
2536 gen_type_die_with_usage. gen_type_die is now a wrapper
2537 that assumes direct usage.
2538 (gen_type_die_with_usage): Replace calls to gen_type_die
2539 with gen_type_die_with_usage adding the program usage of
2540 the referenced type.
2541 (dwarf2out_imported_module_or_decl): Suppress struct debug
2542 information using should_emit_struct_debug when appropriate.
2544 2007-04-16 Ian Lance Taylor <iant@google.com>
2546 PR tree-optimization/31522
2547 * tree-vrp.c (vr_phi_edge_counts): New static variable.
2548 (vrp_initialize): Allocate vr_phi_edge_counts.
2549 (vrp_visit_phi_node): Don't push to infinity if we saw a new
2550 executable edge. Drop test for all constants.
2551 (vrp_finalize): Free vrp_phi_edge_counts.
2553 * doc/cpp.texi (Common Predefined Macros): Clarify description of
2554 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2556 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
2557 predecessors at head rather than tail.
2559 2007-04-16 Matthias Klose <doko@debian.org>
2561 * config/alpha/linux.h (CPP_SPEC): Define.
2562 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
2564 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
2566 * function.h: Remove sequence_stack extern declaration.
2568 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2570 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
2572 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
2575 2007-04-16 Anatoly Sokolov <aesok@post.ru>
2577 * config/avr/avr.c (avr_arch_types): Rearranging array.
2578 (enum avr_arch): Add.
2579 (avr_mcu_types): Use avr_arch enumeration constants instead of
2581 * config/avr/avr.h (LINK_SPEC): Simplify.
2583 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2585 * config/m68k/m68k.c (m68k_libcall_value,
2586 m68k_function_value): Use macros for register names more.
2588 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
2590 (M68K_REGNAME): Use A6_REG.
2591 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
2593 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2596 * sched-int.h (struct deps): Split field 'pending_lists_length' into
2597 'pending_read_list_length' and 'pending_write_list_length'. Update
2599 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
2600 to handle two length counters instead of one. Update all uses.
2601 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
2602 two length counters instead of one.
2603 * sched-rgn.c (propagate_deps): Update to handle two length counters
2606 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
2609 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
2610 copy of source, pass it to ix86_expand_vector_set and return
2613 2007-04-16 David Ung <davidu@mips.com>
2614 Joseph Myers <joseph@codesourcery.com>
2616 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
2617 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
2618 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2619 Add 74K processor information.
2620 * config/mips/mips.md: Include 74k.md.
2621 (cpu): Add 74kc,74kf,74kx.
2622 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
2623 * config/mips/74k.md: New.
2624 * doc/invoke.texi (MIPS Options): Document 74K support.
2626 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
2628 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
2629 vectorizable_* functions.
2630 * tree-vect-transform.c (vectorizable_call): Add check for
2631 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
2632 (vectorizable_store): likewise.
2633 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
2635 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2636 (vectorizable_type_promotion, vectorizable_load): Likewise.
2637 (vectorizable_live_operation, vectorizable_condition): Likewise.
2638 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
2640 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
2642 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2644 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
2645 register numbers more.
2646 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
2647 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
2648 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
2649 FUNCTION_VALUE_REGNO_P): Likewise.
2650 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
2651 STATIC_CHAIN_REGNUM): Likewise.
2652 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
2653 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
2654 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
2655 * config/m68k/m68k.md (FP_REG): New.
2657 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2659 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
2662 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2664 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
2665 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
2668 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2670 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
2673 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2676 * c-decl.c (finish_decl): Grab the type of the decl after the call
2677 to store_init_value.
2679 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
2681 * common.opt (fforward-propagate): Fix "Optimization" annotation.
2683 2007-04-14 Jakub Jelinek <jakub@redhat.com>
2686 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
2687 post dominators and cleanup cfg before returning.
2689 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
2691 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
2692 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
2694 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
2696 * config.gcc: Recognize fido.
2697 * config/m68k/m68k-devices.def (fidoa): New.
2698 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
2700 (FL_FIDOA, TARGET_FIDOA): New.
2701 * config/m68k/m68k.opt (mfidoa): New.
2703 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2706 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
2707 when a personality function is used.
2709 2007-04-13 Bob Wilson <bob.wilson@acm.org>
2711 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
2713 2007-04-13 Mike Stump <mrs@apple.com>
2715 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
2717 * config/darwin.opt (fapple-kext): Make C++ only.
2718 * config/darwin.c (darwin_override_options): Remove code to ensure
2719 -fapple-kext is given for C++ only.
2721 2007-04-13 Richard Sandiford <richard@codesourcery.com>
2723 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
2724 * config/mips/mips.c (override_options): Call
2725 SUBTARGET_OVERRIDE_OPTIONS, if defined.
2727 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2729 * config/i386/i386.opt (msvr3-shlib): Removed.
2731 * doc/invoke.texi: Remove -msvr3-shlib.
2733 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2735 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
2736 with "popcnt" instruction.
2738 2007-04-13 Richard Guenther <rguenther@suse.de>
2740 PR tree-optimization/21258
2741 * tree-vrp.c (compare_case_labels): New helper.
2742 (find_switch_asserts): New function.
2743 (find_assert_locations): Call it for SWITCH_EXPRs.
2745 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
2747 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
2748 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
2749 check is now implied in X87_FLOAT_MODE_P.
2750 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2751 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2752 (fix_trunc<mode>_i386_fisttp): Ditto.
2753 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2754 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2755 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2756 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2757 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2758 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2759 (unnamed_splitters): Ditto.
2760 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
2761 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
2762 FIRST_SSE_REG for local functions when SSE math is enabled or
2763 for functions with sseregparm attribute.
2764 (standard_80387_constant_p): Return -1 if mode is not
2766 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
2767 (ix86_expand_compare): Ditto.
2768 (ix86_expand_carry_flag_compare): Ditto.
2769 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2770 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2771 DECIMAL_FLOAT_MODE_P.
2772 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2773 of SCALAR_FLOAT_MODE_P.
2774 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2775 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2776 checks before FLOAT_MODE_P.
2777 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2778 before FLOAT_MODE_P.
2783 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2785 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2786 Charles Wilson <libtool@cwilson.fastmail.fm>
2788 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2789 (libgcc.mvars): Don't depend on them.
2790 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2791 * exec-tool.in: New.
2793 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2795 * doc/invoke.text (--help): Document --help=common.
2797 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2799 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2801 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2803 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2804 * genemit.c (main): Emit #include "integrate.h".
2805 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2806 (LOADGP_RTP): New mips_loadgp_style.
2807 * config/mips/mips.h: Include config/vxworks-dummy.h.
2808 (TARGET_RTP_PIC): New macro.
2809 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2810 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2811 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2813 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2814 -mvxworks-pic when using -mrtp and a PIC option.
2815 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2817 (mips_symbolic_constant_p, mips_symbolic_address_p)
2818 (mips_symbol_insns): Handle SYMBOL_HALF.
2819 (override_options): Warn about -G and -mrtp being used together.
2820 Initialize mips_lo_relocs[SYMBOL_HALF].
2821 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2822 (mips_emit_loadgp): Handle LOADGP_RTP.
2823 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2824 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2825 (tablejump): Handle function-relative case table entries if
2827 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2829 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2831 * config/mips/mips.md (load_call<mode>): Allow any general register.
2833 (sibcall_value_internal, sibcall_value_multiple_internal)
2834 (call_value_internal, call_value_split, call_value_multiple_internal)
2835 (call_value_multiple_split): Remove constraints from operand 0.
2837 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2839 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2840 rather than loadgp_noshared.
2841 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2842 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2844 * config/mips/mips.md (loadgp): Rename to...
2845 (loadgp_newabi): ...this.
2846 (loadgp_noshared): Rename to...
2847 (loadgp_absolute): ...this.
2849 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2851 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2852 false for locally-binding symbols.
2853 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2855 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2857 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2858 (SYMBOL_GOT_PAGE_OFST): ...this.
2859 (SYMBOL_GOT_GLOBAL): Rename to...
2860 (SYMBOL_GOT_DISP): ...this.
2861 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2862 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2863 * config/mips/mips.c (mips_global_symbol_p): New function.
2864 (mips_symbol_binds_local_p): Likewise.
2865 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2866 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2867 and mips_symbol_binds_local_p.
2868 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2869 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2870 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2872 (mips_ok_for_lazy_binding_p): New function.
2873 (mips_load_call_address, mips_expand_call): Use it.
2874 (mips_dangerous_for_la25_p): Likewise.
2875 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2876 (*got_disp<mode>): Use got_disp_operand instead of
2877 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2878 SYMBOL_GOTOFF_GLOBAL.
2879 (*got_page<mode>): Use got_page_ofst_operand instead of
2881 * config/mips/predicates.md (const_call_insn_operand): Use
2882 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2883 (global_got_operand): Rename to...
2884 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2886 (local_got_operand): Rename to...
2887 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2888 of SYMBOL_GOT_LOCAL.
2890 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2892 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2893 TARGET_CALL_CLOBBERED_GP.
2894 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2895 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2896 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2897 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2898 of TARGET_ABICALLS && !TARGET_NEWABI.
2899 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2900 * config/mips/mips.c (mips_load_call_address): Check
2901 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2902 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2903 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2904 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2905 TARGET_ABICALLS && TARGET_NEWABI.
2906 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2908 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2909 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2910 TARGET_ABICALLS && TARGET_NEWABI.
2911 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2912 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2913 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2914 whether indirect calls must use $25.
2915 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2917 * config/mips/mips.md (jal_macro): Check flag_pic and
2918 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2919 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2920 instead of TARGET_ABICALLS.
2921 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2922 TARGET_ABICALLS && TARGET_OLDABI.
2923 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2924 (sibcall): In the comment above the define_insn, mention
2925 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2926 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2927 instead of TARGET_ABICALLS.
2929 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2931 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2932 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2933 (MACFLAGS_MATCH_P): New macro.
2934 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2935 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2936 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2937 the other MACFLAG constants.
2938 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2939 (flag_machi): Tighten constraints. Renumber some of the operands.
2940 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2942 (flag_machi_parts_acconly): New pattern.
2943 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2945 (flag_macinit1hi): Tighten constraints.
2946 (flag_mul_macv2hi_parts_acconly): New pattern.
2948 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2949 Use a more efficient implementation.
2950 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2951 inline sequences when not optimizing for size.
2953 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2954 movhi_high2low): Delete, merge functionality into...
2955 (packv2hi): ... this pattern.
2957 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2958 * config/bfin/bfin.opt (msim): New option.
2959 (mcpu=): New option.
2960 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2961 (bfin_cpu_t): Typedef of enum bfin_cpu.
2962 (bfin_cpu_type): New declaration.
2963 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2964 -msim and -mcpu= options.
2965 (LIB_SPEC): Likewise.
2966 * config/bfin/bfin.c (bfin_cpu_type): Define.
2967 (bfin_handle_option): Handle -mcpu= option.
2968 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2969 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2970 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2972 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2974 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2975 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2976 (powerpc-wrs-vxworksae): Use ${tm_file}.
2977 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2978 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2979 * config/i386/vx-common.h: New file.
2981 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2983 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2986 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2988 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2991 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2995 * c-common.c (c_build_qualified_type): Set canonical type
2998 2007-04-12 Richard Guenther <rguenther@suse.de>
3000 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
3001 lower bound and element size if lower bound is not zero
3002 or either of the ARRAY_REF operands is set.
3004 2007-04-12 Richard Guenther <rguenther@suse.de>
3006 PR tree-optimization/24689
3007 PR tree-optimization/31307
3008 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
3010 * gimplify.c (canonicalize_addr_expr): To be consistent with
3011 gimplify_compound_lval only set operands two and three of
3012 ARRAY_REFs if they are not gimple_min_invariant. This makes
3013 it never at this place.
3014 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
3016 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3018 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
3019 null before emitting a .nsubspa directive.
3021 2007-04-11 Diego Novillo <dnovillo@redhat.com>
3023 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
3024 need_to_partition_p if there are no memory statements in the
3027 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3029 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
3030 (gcd_of_steps_may_divide_p): New function.
3031 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
3033 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3035 * reload.c (find_reloads_toplev, find_reloads_address,
3036 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
3037 not a pointer equality test, to decide if we need to call
3038 push_reg_equiv_alt_mem.
3040 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
3042 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
3043 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
3044 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
3046 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3048 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
3049 vector to be positive.
3051 2007-04-11 Diego Novillo <dnovillo@redhat.com>
3055 * doc/invoke.texi: Document --params max-aliased-vops and
3057 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
3058 debug_memory_partitions): Move to tree-flow.h
3059 * params.h (AVG_ALIASED_VOPS): Define.
3060 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
3062 (mp_info_t): Likewise.
3063 (get_mem_sym_stats_for): New.
3064 (set_memory_partition): Move from tree-flow-inline.h.
3065 (mark_non_addressable): Only clear the set of symbols for the
3066 partition if it exists.
3067 (dump_memory_partitions): Move from tree-ssa-operands.c
3068 (debug_memory_partitions): Likewise.
3069 (need_to_partition_p): New.
3070 (dump_mem_ref_stats): New.
3071 (debug_mem_ref_stats): New.
3072 (dump_mem_sym_stats): New.
3073 (debug_mem_sym_stats): New.
3074 (update_mem_sym_stats_from_stmt): New.
3075 (compare_mp_info_entries): New.
3076 (mp_info_cmp): Call it.
3077 (sort_mp_info): Change argument to a list of mem_sym_stats_t
3079 (get_mpt_for): Move from tree-ssa-operands.c.
3080 (find_partition_for): New.
3081 (create_partition_for): Remove.
3082 (estimate_vop_reduction): New.
3083 (update_reference_counts): New.
3084 (build_mp_info): New.
3085 (compute_memory_partitions): Refactor.
3086 Document new heuristic.
3087 Call build_mp_info, update_reference_counts,
3088 find_partition_for and estimate_vop_reduction.
3089 (compute_may_aliases): Populate virtual operands before
3090 calling debugging dumps.
3091 (delete_mem_sym_stats): New.
3092 (delete_mem_ref_stats): New.
3093 (init_mem_ref_stats): New.
3094 (init_alias_info): Call it.
3095 (maybe_create_global_var): Remove alias_info argument.
3096 Get number of call sites and number of pure/const call sites
3097 from gimple_mem_ref_stats().
3098 (dump_alias_info): Call dump_memory_partitions first.
3099 (dump_points_to_info_for): Show how many times a pointer has
3101 * opts.c (decode_options): For -O2 set --param
3102 max-aliased-vops to 500.
3103 For -O3 set --param max-aliased-vops to 1000 and --param
3104 avg-aliased-vops to 3.
3105 * fortran/options.c (gfc_init_options): Remove assignment to
3107 * tree-flow-inline.h (gimple_mem_ref_stats): New.
3108 * tree-dfa.c (dump_variable): Dump memory reference
3110 Dump NO_ALIAS* settings.
3111 (referenced_var_lookup): Tidy.
3112 (mem_sym_stats): New.
3113 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
3114 and ORIG are different SSA names for a memory partition.
3115 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
3116 * tree-flow.h (struct mem_sym_stats_d): Define.
3117 (mem_sym_stats_t): Define.
3118 (struct mem_ref_stats_d): Define.
3119 (struct gimple_df): Add field mem_ref_stats.
3120 (enum noalias_state): Define.
3121 (struct var_ann_d): Add bitfield noalias_state.
3122 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
3123 debug_mem_ref_stats, debug_memory_partitions,
3124 debug_mem_sym_stats): Declare.
3125 * tree-ssa-structalias.c (update_alias_info): Update call
3126 sites, pure/const call sites and asm sites in structure
3127 returned by gimple_mem_ref_stats.
3128 Remove local variable IS_POTENTIAL_DEREF.
3129 Increase NUM_DEREFS if the memory expression is a potential
3131 Call update_mem_sym_stats_from_stmt.
3132 If the memory references memory, call
3133 update_mem_sym_stats_from_stmt for all the direct memory
3134 symbol references found.
3135 (intra_create_variable_infos): Set noalias_state field for
3136 pointer arguments according to the value of
3137 flag_argument_noalias.
3138 * tree-ssa-structalias.h (struct alias_info): Remove fields
3139 num_calls_found and num_pure_const_calls_found.
3140 (update_mem_sym_stats_from_stmt): Declare.
3141 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
3142 Set default value to 100.
3143 (PARAM_AVG_ALIASED_VOPS): Define.
3145 2007-04-11 Richard Guenther <rguenther@suse.de>
3148 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
3149 a * -b + c as c - a * b if we honor sign dependent rounding.
3151 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3153 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
3155 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
3156 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
3158 (initialize_trampoline): Don't use old-style function definition.
3159 (bfin_secondary_reload): Mark IN_P argument as unused.
3161 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
3163 PR tree-optimization/31343
3164 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
3165 (build_polynomial_chrec): Return a scalar when the evolution is zero.
3166 * testsuite/gcc.dg/vect/pr31343.c: New.
3168 2007-04-10 Eric Christopher <echristo@apple.com>
3170 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
3171 * config/i386/i386.md (*cmpfp0): Use.
3172 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
3173 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
3174 (fix_trunc<mode>_i386_fisttp): Ditto.
3175 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
3176 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
3177 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
3178 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
3179 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
3180 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
3181 (unnamed_splitters): Ditto.
3182 * config/i386/i386.c (output_fix_trunc): Assert that
3183 we're not being passed a TFmode operand.
3185 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
3187 PR tree-optimization/31526
3188 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
3189 n_basic_blocks to find newly added blocks.
3191 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
3193 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
3195 (fix_trunc<mode>si_sse): Ditto.
3196 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
3197 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
3198 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
3199 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
3200 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
3201 expander using SSEMODEF mode macro.
3202 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
3203 expander using SSEMODEF mode macro.
3204 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
3205 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
3206 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
3207 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
3208 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
3209 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
3210 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
3211 Macroize insn using X87MODEF mode macro.
3213 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
3215 * config/i386/sse.md (sse2_pinsrw): Removed.
3216 (sse2_pextrw): Renamed to ...
3217 (*sse2_pextrw): This.
3219 2007-04-09 Jan Hubicka <jh@suse.cz>
3222 * config/i386/sse.md
3223 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
3224 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
3225 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
3226 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
3228 2007-04-09 Jan Hubicka <jh@suse.cz>
3230 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
3231 multiple fields of union.
3233 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
3235 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
3236 (create_preheaders): Check that loops are available.
3237 (fix_loop_structure): Clean up, improve comments.
3238 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
3239 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
3241 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
3242 * predict.c (tree_estimate_probability): Do not call
3243 calculate_dominance_info. Call create_preheaders.
3244 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
3245 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
3247 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
3248 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
3249 * tree-cfg.c (tree_split_edge): Make an assert more precise.
3250 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
3253 2007-04-08 Jan Hubicka <jh@suse.cz>
3255 * tree.h (maybe_fold_offset_to_component_ref): Declare.
3256 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
3257 * fold-const.c (fold_unary): Use it.
3259 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3261 * varasm.c (assemble_variable): Remove call to
3262 lang_hooks.decls.prepare_assemble_variable.
3263 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
3264 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
3265 * langhooks.h (lang_hooks_for_decls): Remove
3266 prepare_assemble_variable.
3268 2007-04-08 Mike Stump <mrs@apple.com>
3270 * config/i386/i386.c: Use inc/dec on Core2.
3272 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
3274 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
3275 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3276 lhd_tree_inlining_end_inlining): Remove.
3277 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
3278 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
3280 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
3281 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3282 lhd_tree_inlining_end_inlining): Remove prototypes.
3283 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
3284 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
3285 LANG_HOOKS_TREE_INLINING_START_INLINING,
3286 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
3288 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
3291 2007-04-08 Anatoly Sokolov <aesok@post.ru>
3294 * config/avr/predicates.md (io_address_operand): Delete predicate.
3295 (low_io_address_operand): Don't use 'mode' argument.
3296 (higth_io_address_operand): Rename ...
3297 (high_io_address_operand): ... to this. Don't use 'mode' argument.
3298 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
3301 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
3303 Revert change removing staticp.
3305 2007-04-07 Anatoly Sokolov <aesok@post.ru>
3308 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
3311 2007-04-07 Bruce Korb <bkorb@gnu.org>
3313 * c.opt: Add -Wformat-contains-nul.
3314 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
3316 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
3317 the NUL byte warning.
3319 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
3321 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
3323 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3325 * tree.c (staticp): No longer use staticp langhook.
3326 * langhooks.c (lhd_staticp): Removed.
3327 * langhooks.h (struct lang_hooks): Remove staticp.
3328 * c-common.c (c_staticp): Remove.
3329 * c-common.h (c_staticp): Ditto.
3330 * langhooks-defs.h (lhd_staticp): Ditto.
3331 (LHD_HOOKS_STATICP): Ditto
3332 * tree.h (gcc_assert_lowered): New macro.
3334 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3336 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
3337 argument "reliable".
3338 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
3339 Add argument "reliable". Propagate it through calls.
3340 (infer_loop_bounds_from_undefined): Derive number of iterations
3341 estimates from references in blocks that do not dominate loop latch.
3342 (gcov_type_to_double_int): New function.
3343 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
3344 and expected_loop_iterations_unbounded.
3345 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
3346 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
3347 * tree-data-ref.c (estimated_loop_iterations): Export.
3348 (get_references_in_stmt): Fix -- do not return addresses of local
3350 * cfgloop.h (expected_loop_iterations_unbounded,
3351 estimated_loop_iterations): Declare.
3353 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
3355 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
3357 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3359 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
3360 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
3361 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
3362 Use output_387_reg_move().
3363 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
3364 expander using X87MODEF12 mode macro.
3365 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
3366 choosing register preferences. Use output_387_reg_move().
3367 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
3368 instead of "x". Use output_387_reg_move().
3369 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
3370 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
3371 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
3372 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
3373 Use output_387_reg_move().
3374 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
3376 (*truncxf?f_i387 splitter): Ditto.
3378 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3380 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3381 LANG_HOOKS_SAFE_FROM_P.
3382 * expr.c (safe_from_p): Remove langhook call.
3383 * langhooks.h (lang_hooks): Remove safe_from_p.
3384 (lhd_safe_from_p): Remove prototype.
3385 * langhooks.c (lhd_safe_from_p): Remove.
3387 2007-04-06 Jan Hubicka <jh@suse.cz>
3389 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
3392 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3394 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
3395 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
3396 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
3397 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
3399 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
3400 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
3402 2007-04-05 Richard Henderson <rth@redhat.com>
3404 * config/alpha/alpha.c (print_operand) [+]: Remove.
3405 (alpha_end_function): Print nop if call at end of function.
3406 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
3407 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
3408 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
3409 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
3410 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
3411 the call pattern. Update peepholes to match.
3413 2007-04-05 Janis Johnson <janis187@us.ibm.com>
3415 * doc/extend.texi (Other Builtins): Add decimal float variants
3417 * builtins.def: Ditto.
3418 * builtins.c (expand_builtin): Ditto.
3420 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
3421 H.J. Lu <hongjiu.lu@intel.com>
3424 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
3425 of V8HImode when calling ix86_binary_operator_ok.
3426 (sse2_pmaddwd): Call ix86_binary_operator_ok.
3427 (sdot_prodv8hi): Operands 1 and 2 must be register.
3429 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3431 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
3432 initialize align to silence bogus warning.
3434 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3437 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
3439 (struct sra_walk_fns): Remove use_all parameter from use.
3440 (sra_hash_tree): Handle BIT_FIELD_REFs.
3441 (sra_elt_hash): Don't hash bitfld blocks.
3442 (sra_elt_eq): Skip them in parent compares as well. Handle
3444 (sra_walk_expr): Don't maintain or pass down use_all_p.
3445 (scan_use): Remove use_all parameter.
3446 (scalarize_use): Likewise. Re-expand assignment to
3447 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
3448 output, and re-scalarize after output. Don't mark anything
3450 (scalarize_ldst): Adjust.
3451 (scalarize_walk_gimple_modify_statement): Likewise.
3452 (build_element_name_1): Handle BIT_FIELD_REFs.
3453 (instantiate_element): Don't warn for any element whose parent
3455 (instantiate_missing_elements_1): Return the sra_elt.
3456 (canon_type_for_field): New.
3457 (try_instantiate_multiple_fields): New.
3458 (instantiate_missing_elemnts): Use them.
3459 (mark_no_warning): Removed.
3460 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3461 (REPLDUP, sra_build_elt_assignment): New.
3462 (generate_copy_inout): Use them.
3463 (generate_element_copy): Likewise. Handle bitfld differences.
3464 (generate_element_zero): Don't recurse for blocks. Use
3465 sra_build_elt_assignment.
3466 (generate_one_element_int): Take elt instead of var. Use
3467 sra_build_elt_assignment.
3468 (generate_element_init_1): Adjust.
3469 (scalarize_use, scalarize_copy): Use REPLDUP.
3470 (scalarize_ldst): Move assert before dereference.
3471 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3473 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3475 * regmove.c: Fix unused variable warnings due to previous commit.
3477 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3479 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
3480 (regmove_bb_head): Remove.
3481 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
3482 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
3483 problems with fixup_match_1.
3484 Don't initialize/free regmove_bb_head.
3486 (reg_is_remote_constant_p): If an insn is in the same basic block
3487 but not before INSN, consider it remote, too.
3489 2007-04-05 Anatoly Sokolov <aesok@post.ru>
3492 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
3493 DECL_ASSEMBLER_NAME, not the DECL_NAME.
3495 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
3497 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
3498 (CONDITIONAL_REGISTER_USAGE): Likewise.
3500 2007-04-04 Richard Henderson <rth@redhat.com>
3502 * config/alpha/lib1funcs.asm: Remove unused file.
3504 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3507 * opts.c (print_specific_help): Fix --help=<language>
3509 (common_handle_option): Support --help=common.
3511 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3514 * gcc.c (main): Do not run the linker if
3515 print_subprocess_help indicates that it shouldn't be
3518 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3521 * doc/invoke.texi (--help=): Document <languages> value, fix
3522 formatting in tables of values.
3524 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
3526 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
3527 dllimport attribute of virtual methods.
3529 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
3531 * config/score/crti.asm: Change _bss_start to __bss_start.
3532 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
3533 (OUTGOING_REG_PARM_STACK_SPACE) update.
3534 * config/score/score.opt: add options to make backend support
3535 score5, score5u, score7 and score7d.
3536 * config/score/score.md: Likewise.
3537 * config/score/misc.md: Likewise.
3538 * config/score/mac.md: Likewise.
3539 * doc/invoke.texi: Likewise.
3540 * doc/md.texi: update constraints define.
3542 2007-04-03 Richard Henderson <rth@redhat.com>
3544 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
3545 an appropriate type, use the mode instead.
3547 2007-04-03 Richard Sandiford <richard@codesourcery.com>
3549 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
3550 Set the default --with-arch setting to mips2.
3551 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
3552 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3553 (MULTILIB_OSDIRNAMES): Delete.
3554 (MULTILIB_DIRNAMES): Define.
3555 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
3556 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
3557 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
3558 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
3559 VXWORKS_OS_CPP_BUILTINS.
3560 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
3561 (MIPS_DEBUGGING_INFO): Undefine.
3562 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
3564 2007-04-03 Jakub Jelinek <jakub@redhat.com>
3567 * fold-const.c (native_encode_real): Encode real.c provided longs
3568 as a series of 32-bit native integers.
3569 (native_interpret_real): Interpret buffer as a series of 32-bit
3572 2007-04-03 Richard Guenther <rguenther@suse.de>
3574 * genpreds.c (write_insn_constraint_len): Write function
3575 optimized for CONSTRAINT_LEN implementation.
3576 (write_tm_preds_h): Output insn_constraint_len inline and
3577 use it for CONSTRAINT_LEN.
3578 (write_insn_preds_c): Don't output insn_constraint_len.
3579 * doc/md.texi (define_register_constraint): Document multi-letter
3580 constraints shall have the same length if they start with the same
3583 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3586 * config/i386/i386.md (isinf<mode>2): Expand only when
3587 TARGET_C99_FUNCTIONS is set.
3589 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3591 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
3592 (x86_64-*-linux*): Ditto.
3593 * config/i386/i386.opt (mpc): New option.
3594 * config/i386/i386.c (overrride_options): Handle
3595 ix87_precision_string.
3596 * config/i386/crtprec.c: New file.
3597 * config/i386/t-crtpc: Ditto.
3598 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
3600 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
3601 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3602 crtprec32.o, crtprec64.o and crtprec80.o.
3604 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
3606 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
3608 2007-04-02 Eric Christopher <echristo@apple.com>
3610 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
3611 limitations on darwin.
3613 2007-04-02 Anatoly Sokolov <aesok@post.ru>
3616 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
3618 2007-04-02 Dave Korn <dave.korn@artimi.com>
3620 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
3622 2007-04-02 Dave Korn <dave.korn@artimi.com>
3624 * libgcc2.h (exception_descriptor): Don't forward-declare.
3625 (__get_eh_table_language, __get_eh_table_version): Delete
3626 prototypes of long-dead functions.
3628 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
3630 * ebitmap.h: New file
3631 * ebitmap.c: New file
3632 * Makefile.in (ebitmap.o): New target.
3634 2007-04-01 Jan Hubicka <jh@suse.cz>
3636 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
3637 before very first instruction.
3639 2007-04-01 Jan Hubicka <jh@suse.cz>
3641 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
3642 waring on 64bit hosts.
3643 * bitmap.h: Fix typo in bitmap_head_def.
3645 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
3647 PR rtl-optimization/31391
3648 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
3649 into a DELETED_LABEL note, and the label is in an empty basic
3650 block, update BB_END as well as BB_HEAD.
3652 2007-04-01 Richard Henderson <rth@redhat.com>
3654 PR tree-optimization/31169
3655 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
3656 to varying if the range is outside [0, prec-1].
3658 2007-04-01 Richard Sandiford <richard@codesourcery.com>
3661 * config/mips/mips.md (load_const_gp): New insn.
3662 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
3663 the MIPS16 GP pseudo register if no_new_pseudos.
3664 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
3666 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3669 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
3671 (call_value): Likewise.
3673 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
3674 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3677 * doc/invoke.texi: (optimization options): Reword description
3678 of -ffast-math. Document its primary purpose.
3680 2007-03-31 Richard Guenther <rguenther@suse.de>
3682 * omp-low.c (splay-tree.h): Include.
3683 (lookup_decl): Replace splay-tree usage by pointer-map.
3684 (maybe_lookup_decl): Likewise.
3685 (new_omp_context): Likewise.
3686 (delete_omp_context): Likewise.
3687 * gimplify.c (splay-tree.h): Include.
3688 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
3690 (remap_ssa_name): Likewise.
3691 (remap_decl): Likewise.
3692 (remap_type_1): Likewise.
3693 (remap_type): Likewise.
3694 (copy_body_r): Likewise.
3695 (expand_call_inline): Likewise.
3696 (clone_body): Likewise.
3697 (copy_tree_r): Likewise.
3698 (remap_save_expr): Likewise.
3699 (unsave_r): Likewise.
3700 (unsave_expr_now): Likewise.
3701 (tree_function_versioning): Likewise.
3702 (build_duplicate_type): Likewise.
3703 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
3704 (struct copy_body_data): Replace splay-tree by pointer-map.
3705 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
3706 not $(SPLAY_TREE_H).
3707 (gimplify.o): Depend on $(SPLAY_TREE_H).
3708 (omp-low.p): Likewise.
3710 2007-03-31 Anatoly Sokolov <aesok@post.ru>
3712 * config/avr/predicates.md (even_register_operand,
3713 odd_register_operand): New predicates.
3714 * config/avr/avr.md (movw peephole2): New.
3715 (movw_r peephole2): New.
3717 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
3719 * tree.h (get_signed_or_unsigned_type): New.
3720 * fold-const.c (operand_equal_for_comparison_p): Use
3721 get_signed_or_unsigned_type instead of
3722 lang_hooks.types.signed_or_unsigned_type.
3723 * expr.c (store_expr): Ditto.
3724 * langhooks.c (get_signed_or_unsigned_type): New.
3725 (lhd_signed_or_unsigned_type): New.
3726 * langhooks.h (lhd_signed_or_unsigned_type): New.
3727 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
3729 2007-03-30 Richard Henderson <rth@redhat.com>
3731 * tree-ssa-loop-ivopts.c: Include target.h.
3732 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
3733 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
3734 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
3735 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
3737 2007-03-30 Richard Henderson <rth@redhat.com>
3738 Kai Tietz <kai.tietz@onevision.com>
3740 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
3742 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
3743 (TARGET_64BIT_MS_ABI): New.
3744 (DBX_REGISTER_NUMBER): Handle 64-bit.
3745 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
3746 (LONG_TYPE_SIZE): Force to 32.
3747 (REG_PARM_STACK_SPACE): New.
3748 (OUTGOING_REG_PARM_STACK_SPACE): New.
3749 (REGPARM_MAX, SSE_REGPARM_MAX): New.
3750 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3751 (STACK_BOUNDARY): Use 128 for 64-bit.
3752 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
3753 Add 64-bit implementation.
3754 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
3756 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
3757 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
3758 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
3759 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
3760 (ix86_handle_cconv_attribute): Don't warn when ignoring if
3761 TARGET_64BIT_MS_ABI.
3762 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
3763 (ix86_pass_by_reference): Likewise.
3764 (ix86_function_value_regno_p): Likewise.
3765 (ix86_build_builtin_va_list): Likewise.
3766 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3767 (function_arg_advance_ms_64): New.
3768 (function_arg_advance): Call it.
3769 (function_arg_ms_64): New.
3770 (function_arg): Call it.
3771 (function_value_ms_64): New.
3772 (ix86_function_value_1): Call it.
3773 (return_in_memory_ms_64): New.
3774 (ix86_return_in_memory): Call it.
3775 (setup_incoming_varargs_ms_64): New.
3776 (ix86_setup_incoming_varargs): Call it.
3777 (ix86_expand_prologue): Handle 64-bit stack probing.
3778 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3779 (output_pic_addr_const): Likewise.
3780 (x86_this_parameter): Likewise.
3781 (x86_output_mi_thunk): Likewise.
3782 (x86_function_profiler): Likewise.
3783 (TARGET_STRICT_ARGUMENT_NAMING): New.
3784 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3785 (TARGET_64BIT_MS_ABI): New.
3786 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3787 * config/i386/i386.md (allocate_stack_worker): Remove.
3788 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3789 describe the clobber of eax without a match_scratch.
3790 (allocate_stack_worker_postreload): Remove.
3791 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3792 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3793 (allocate_stack_worker_rex64_postreload): Remove.
3794 (allocate_stack): Handle 64-bit.
3795 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3796 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3797 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3798 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3799 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3800 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3801 * config.build (x86_64-*-mingw*): New host.
3802 * config.host (x86_64-*-mingw*): New host.
3803 * config.gcc (x86_64-*-mingw*): New target.
3804 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3806 2007-03-30 Richard Henderson <rth@redhat.com>
3807 Kai Tietz <kai.tietz@onevision.com>
3809 * c-pragma.c (struct def_pragma_macro_value): New.
3810 (struct def_pragma_macro): New.
3811 (pushed_macro_table): New.
3812 (dpm_hash, dpm_eq): New.
3813 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3814 (init_pragma): Install them.
3815 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3817 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3819 * config/avr/avr.c (avr_override_options): Clear
3820 'flag_delete_null_pointer_checks'.
3822 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3825 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3826 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3827 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3828 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3829 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3830 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3831 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3833 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3835 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3837 * regmove.c: Move all of pass_stack_adjustments from here...
3838 * combine-stack-adj.c: ...to this new file.
3839 * Makefile.in: Add rules for combine-stack-adj.o.
3841 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3843 PR tree-optimization/31383
3844 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3845 to have the same length.
3847 2007-03-30 Jan Hubicka <jh@suse.cz>
3850 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3851 availablility; add more sanity checking; ask varpool only about
3854 2007-03-29 Richard Henderson <rth@redhat.com>
3856 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3857 to decide, but __SIZEOF_LONG_LONG__.
3859 2007-03-29 Richard Henderson <rth@redhat.com>
3861 * emutls.c (struct __emutls_array): New.
3862 (emutls_destroy): Use it instead of casting element 0 from void*.
3863 (__emutls_get_address): Likewise.
3865 2007-03-29 Richard Henderson <rth@redhat.com>
3867 * varasm.c (initializer_constant_valid_p): Don't deny
3868 DECL_DLLIMPORT_P on functions.
3870 * config/i386/cygming.h: Remove function declarations.
3871 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3872 (ASM_OUTPUT_LABELREF): Remove.
3873 (COMMON_ASM_OP): Remove.
3874 (ASM_OUTPUT_COMMON): Remove.
3875 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3876 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3877 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3878 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3879 Rename from TARGET_ENCODE_SECTION_INFO.
3880 * config/i386/netware.h: Likewise.
3881 * config/i386/i386-protos.h: Update.
3882 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3883 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3884 (legitimate_constant_p): Reject dllimports.
3885 (dllimport_map, get_dllimport_decl): New.
3886 (legitimize_dllimport_symbol): New.
3887 (legitimize_address, ix86_expand_move): Use it.
3888 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3889 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3890 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3891 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3892 * config/i386/predicates.md (constant_call_address_operand): Only
3893 accept symbols; reject dllimport_p symbols.
3894 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3895 i386_pe_maybe_record_exported_symbol.
3896 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3897 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3898 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3899 trust the setting of DECL_DLLIMPORT_P.
3900 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3901 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3902 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3903 tidy the argument scanning loop.
3904 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3905 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3906 (i386_pe_strip_name_encoding): Remove.
3907 (i386_pe_binds_local_p): New.
3908 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3909 (i386_pe_output_labelref): Remove.
3910 (i386_pe_asm_output_aligned_decl_common): New.
3911 (i386_pe_maybe_record_exported_symbol): Rename from
3912 i386_pe_record_exported_symbol; check for dllexported symbols.
3914 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3916 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3917 add comment explaining why vsnprintf cannot be used.
3919 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3921 PR tree-optimization/30666
3922 * tree.c (build_complex_type): When creating type names for DWARF2
3923 debug info, create TYPE_DECLs for TYPE_NAME instead of
3925 (build_common_tree_nodes_2): Use build_complex_type when building
3926 predefined complex types, to preserve canonical types.
3928 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3930 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3931 (noce_get_alt_condition): Look at it to determine whether to
3932 reverse the condition or not.
3933 (noce_get_condition): Substitute the truth for lies.
3934 (noce_find_if_block): Set the then_else_reversed field.
3936 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3938 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3939 destination of this insn.
3940 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3941 than calling gen_rtx_SET directly. Use r0 to hold the value of
3942 'address + 4' rather than a stack based temporary which can be
3945 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3947 * config/s390/s390.c (s390_secondary_input_reload_class,
3948 s390_secondary_output_reload_class): Functions removed.
3949 (s390_secondary_reload): New function.
3950 (TARGET_SECONDARY_RELOAD): Target macro defined.
3951 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3952 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3953 * config/s390/s390.md ("reload_outti", "reload_outdi",
3954 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3955 "reload_out<mode>"): Expanders removed.
3956 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3957 "reload<mode>_nonoffmem_out"): Expanders added.
3959 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3961 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3962 SRC->DEST replacement failed anyway.
3964 2007-03-28 Mike Stump <mrs@apple.com>
3966 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3967 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3968 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3970 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3972 * config.gcc: Accept barcelona as a variant of amdfam10.
3973 * config/i386/i386.c (override_options): Likewise.
3974 * doc/invoke.texi: Likewise.
3976 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3978 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3979 offsets for BIT_FIELD_REF and COMPONENT_REF.
3981 2007-03-28 Richard Guenther <rguenther@suse.de>
3983 * tree.c (is_global_var): Move ...
3984 * tree-flow-inline.h (is_global_var): ... here.
3985 * tree.h (is_global_var): Remove declaration.
3987 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3989 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3991 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3992 * config/i386/i386.c (ix86_tune_features): Initialize new
3994 * config/i386/predicates.md (promotable_binary_operator): Use
3995 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3997 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
4000 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
4002 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
4004 * config/fr30/fr30.md (movsi_internal): Change destination
4005 constraint from m to V and add m to the end.
4007 2007-03-28 Christian Bruel <christian.bruel@st.com>
4009 * config/sh/sh.md (movsi_i): Fix type attribute.
4011 2007-03-28 Christian Bruel <christian.bruel@st.com>
4013 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
4014 (movsf_ie): Likewise.
4016 2007-03-28 Christian Bruel <christian.bruel@st.com>
4018 * config.gcc: Add sh4-300 to multilib.
4019 * config/sh/t-mlib-sh4-300: New file.
4021 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
4023 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
4024 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
4026 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
4027 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
4028 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
4029 "fixuns_trunctddi2"): Whitespace fix.
4031 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
4033 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
4034 the definition of struct sh_args.
4035 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
4036 CALL_COOKIE_INT_REG_GET): Likewise.
4038 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
4040 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
4041 transformations are applied successfully.
4043 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
4045 * tree.c (tree_contains_struct): Permit 512 tree codes.
4046 * tree.h (tree_contains_struct): Ditto.
4047 (MAX_TREE_CODES): Ditto.
4048 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
4049 SPARE member to store remaining padding bits.
4051 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4053 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
4056 2007-03-27 Janis Johnson <janis187@us.ibm.com>
4058 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
4059 * configure: Regenerate.
4061 * configure: Regenerate using the correct version of autoconf.
4063 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4065 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
4067 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
4068 regs to "__SP_L__" and "__SP_H__".
4070 2007-03-27 Richard Guenther <rguenther@suse.de>
4072 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
4073 computations with it with a HOST_WIDE_INT variable.
4075 2007-03-26 Mike Stump <mrs@apple.com>
4077 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
4078 objective-c-header, objective-c++-header and objc++-cpp-output
4080 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4082 2007-03-26 Richard Henderson <rth@redhat.com>
4085 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
4086 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
4087 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
4088 IX86_BUILTIN_PSRLQ128): New.
4089 (ix86_init_mmx_sse_builtins): Add them.
4090 (ix86_expand_builtin): Expand them.
4091 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
4092 operand 2 be TImode.
4093 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
4094 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
4095 _mm_srli_epi64): Mark __B const.
4096 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
4097 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
4098 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
4099 new two-vector shift builtins.
4101 2007-03-26 Ian Lance Taylor <iant@google.com>
4103 PR tree-optimization/31345
4104 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
4105 [+INF, +INF(OVF)] into VARYING.
4107 2007-03-26 Zack Weinberg <zackw@panix.com>
4109 * gengtype-parse.c: New file.
4110 * gengtype-yacc.y: Delete.
4111 * gengtype-lex.l: Don't include gengtype-yacc.h.
4112 Define YY_DECL and yyterminate appropriately for recursive
4113 descent parser. yylval is now a string out-parameter to yylex.
4114 (HWS, EOID): New shorthand.
4115 (IWORD): Add a couple more types.
4116 (yylex): Add a setup stanza. Remove the complex rules for
4117 detecting GTY'ed types and typedefs; replace with simple
4118 keyword detectors. Adjust everything for the changed
4119 definition of yylval. Ignore all pp-directives, not just #define.
4121 (parse_file): Rename yybegin; do not call yyparse.
4123 * gengtype.c (xasprintf): Export again.
4124 (this_file): New. Use everywhere __FILE__ was being used.
4125 (get_lang_bitmap): Special case types defined in gengtype.c.
4126 (do_typedef, new_structure): Suppress definition of certain types.
4127 (new_structure): Improve diagnostics of duplicate definitions.
4128 Make sure location_s is associated with input.h.
4129 (nreverse_pairs, define_location_structures): New functions.
4130 (main): Improve tagging of kludge types. Remove old kludges
4131 for input.h types; use define_location_structures.
4132 * gengtype.h: Update prototypes. Define token codes here.
4133 * Makefile.in: Remove all references to gengtype-yacc.
4134 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
4136 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
4137 add GTY((skip)) to the field that's only conditionally there.
4138 * doc/install.texi: Document that Bison is no longer required
4139 unless building treelang.
4141 * gengtype.c: Don't include gtyp-gen.h.
4142 (srcdir): Declare here.
4143 (base_files, lang_dir_names): Allocate dynamically.
4144 (gt_files, num_gt_files, num_lang_dirs): New globals.
4145 (measure_input_list, read_input_line, read_input_list)
4146 (set_lang_bitmap): New functions.
4147 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
4148 simplify, relying on read_input_list to set up the bitmaps.
4149 (main): Arguments are no longer unused. Check for correct number
4150 of command line arguments, set srcdir and srcdir_len, then call
4151 read_input_list, before doing anything else. No need to worry
4152 about duplicates in main loop.
4153 * configure.ac: Simplify the calculation of all_gtfiles.
4154 Put language tags in there. Don't set or substitute
4155 all_gtfiles_files_langs or all_gtfiles_files_frags.
4156 * Makefile.in: Revamp the way gengtype is invoked, now that it
4157 takes a file on its command line with a much simpler format.
4158 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
4159 (GTFILES): Remove duplicates and C source files.
4160 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
4161 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
4162 * configure: Regenerate.
4164 * gengtype.h: Remove all type definitions to gengtype.c; leave
4165 only definitions of options_p, type_p, and pair_p as opaque
4166 pointers. Update prototypes.
4167 * gengtype.c: Many type definitions moved here from gengtype.h.
4168 Consolidate type definitions at the top of the file.
4169 (xvasprintf): Delete.
4170 (xasprintf): Make static.
4171 (create_nested_pointer_option): Add 'next' parameter.
4172 (create_field_all, create_field_at): New functions.
4173 (create_field): Now a thin wrapper around create_field_all.
4174 (create_optional_field): Rename create_optional_field_ and add
4175 line argument. Original name is now a macro which supplies
4177 (oprintf): Use vsnprintf directly.
4178 (close_output_files): Use fatal rather than perror/exit.
4179 (note_def_vec, note_def_vec_alloc): Use create_field_at.
4180 (main): Set progname. Don't use exit.
4181 * gengtype-yacc.y (struct_fields): Use create_field_at.
4182 (option, optionseqopt): Delete.
4183 (optionseq): Consolidate productions from option here so we
4184 can use the first argument to create_option.
4186 * gengtype-lex.l: Distinguish unions from structures in the
4187 token type. Don't call find_structure; return the tag as a string.
4188 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
4189 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
4190 Reorganize typedef_struct production accordingly.
4191 Use create_nested_ptr_option.
4192 * gengtype.c (create_nested_ptr_option): New function.
4193 * gengtype.h: Declare it.
4195 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
4196 (string_type): Don't declare.
4197 (do_scalar_typedef): Declare.
4198 (create_scalar_type): Update prototype.
4199 * gengtype.c (string_type): Make static.
4200 (scalar_nonchar, scalar_char): New.
4201 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
4202 (resolve_typedef): Use scalar_nonchar for error recovery.
4203 (create_scalar_type): Remove name_len field. Return scalar_char
4204 or scalar_nonchar as appropriate.
4205 (adjust_field_type): Look at scalar_is_char boolean to decide whether
4207 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
4209 (main): Initialize scalar_char and scalar_nonchar before calling
4211 * gengtype-lex.l: Adjust for removal of second argument to
4212 create_scalar_type. Use yylval.s instead of yylval.t when
4214 * gengtype-yacc.y: Type of SCALAR is string. Call
4215 create_scalar_type from type:SCALAR rule. Adjust for removal of
4216 second argument to create_scalar_type.
4218 * vec.h: Remove all #if IN_GENGTYPE blocks.
4219 Add comment saying that changes may require adjustments to gengtype.
4220 * gengtype.c: Don't include coretypes.h or tm.h.
4221 Add comment to inclusion of errors.h.
4222 (note_def_vec, note_def_vec_alloc): New functions.
4223 * gengtype.h: Declare new functions.
4224 * gengtype-lex.l: Don't include coretypes.h.
4225 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
4227 (update_lineno): Remove unnecessary prototype.
4228 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
4229 (VEC rule): Just return VEC_TOKEN.
4230 * gengtype-yacc.y (VEC_TOKEN): New token type.
4231 (type): Add a production for VEC(a,b).
4232 * Makefile.in: Update dependencies.
4234 * gengtype-lex.l: Remove rules for parsing pointer-to-function
4235 typedefs that use the old PARAMS macro.
4237 * gengtype-lex.l: Remove all rules and states relating to yacc
4239 * gengtype-yacc.y: Similarly.
4240 * gengtype.c (note_yacc_type): Delete function.
4241 * gengtype.h: Update prototypes.
4243 2007-03-26 Joseph Myers <joseph@codesourcery.com>
4245 * tree-pretty-print.c (dump_generic_node): Report precision of
4246 unnamed integer types.
4248 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
4250 * ifcvt.c (noce_try_store_flag_constants): Don't check
4251 no_new_pseudos here.
4252 (noce_try_store_flag_constants): Don't check no_new_pseudos.
4253 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
4254 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
4255 noce_try_sign_mask): Likewise.
4256 (if_convert): Check no_new_pseudos here.
4258 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
4260 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
4261 (noce_get_condition): Handle new then_else_reversed argument.
4262 (noce_init_if_info): Remove, fold into noce_find_if_block.
4263 (noce_process_if_block): Take a struct noce_if_info as the
4264 argument. Don't set up one based on ce_if_info. Update pointer
4265 references accordingly.
4266 (cond_move_process_if_block): Likewise.
4267 (process_if_block): Removed.
4268 (find_if_block): Removed. Move functionality two new functions,
4269 noce_find_if_block and cond_exec_find_if_block.
4270 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
4271 blocks and the symmetric IF-ELSE-JOIN case.
4272 (cond_exec_find_if_block): Also new function mostly based on old
4273 find_if_block and process_if_block.
4274 (find_if_header): Replace find_if_block call with separately
4275 guarded calls to noce_find_if_block and cond_exec_find_if_block.
4276 (find_cond_trap): Update noce_get_condition call.
4277 (dead_or_predicable): Likewise.
4279 2007-03-26 Jakub Jelinek <jakub@redhat.com>
4281 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
4283 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
4284 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
4285 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
4286 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
4287 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
4288 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
4289 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
4290 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
4291 __builtin_ia32_psrad128 builtins.
4293 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
4295 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
4296 * config/i386/constraints.md
4297 (define_constraint "I"): Use IN_RANGE macro.
4298 (define_constraint "J"): Ditto.
4299 (define_constraint "K"): Ditto.
4300 (define_constraint "M"): Ditto.
4301 (define_constraint "N"): Ditto.
4302 (define_constraint "O"): Ditto.
4303 * config/i386/predicates.md
4304 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
4305 (define_predicate "const_0_to_3_operand"): Ditto.
4306 (define_predicate "const_0_to_7_operand"): Ditto.
4307 (define_predicate "const_0_to_15_operand"): Ditto.
4308 (define_predicate "const_0_to_63_operand"): Ditto.
4309 (define_predicate "const_0_to_255_operand"): Ditto.
4310 (define_predicate "const_1_to_31_operand"): Ditto.
4311 (define_predicate "const_2_to_3_operand"): Ditto.
4312 (define_predicate "const_4_to_7_operand"): Ditto.
4314 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4316 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
4317 in SImode for save_world.
4318 * config/rs6000/altivec.md (save_world, restore_world): Convert to
4321 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
4323 PR tree-optimization/30784
4324 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
4327 2007-03-25 Revital Eres <eres@il.ibm.com>
4329 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
4330 Fold movement_possibility function into it.
4332 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4334 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
4335 (load_macho_picbase_{si,di}): Convert to LR hard reg.
4336 (call_indirect_nonlocal_darwin64): Same.
4337 (call_nonlocal_darwin64): Same.
4338 (call_value_indirect_nonlocal_darwin64): Same.
4339 (call_value_nonlocal_darwin64): Same.
4340 (sibcall_nonlocal_darwin64): Same.
4341 (sibcall_value_nonlocal_darwin64): Same.
4342 (sibcall_symbolic_64): Same.
4343 (sibcall_value_symbolic_64): Same.
4344 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
4346 (rs6000_emit_load_toc_table): Same.
4347 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
4348 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
4354 (load_toc_v4_pic_si): Same
4355 (load_toc_v4_PIC_1): Same.
4356 (load_toc_v4_PIC_1b): Same.
4357 (call_indirect_aix{32,64}): Same.
4358 (call_value_indirect_aix{32,64}): Same.
4361 (call_local{32,64}): Same.
4362 (call_value_local{32,64}): Same.
4363 (call_indirect_nonlocal_aix{32,64}): Same.
4364 (call_nonlocal_aix{32,64}): Same.
4365 (call_value_indirect_nonlocal_aix{32,64}): Same.
4366 (call_value_nonlocal_aix{32,64}): Same.
4367 (call_indirect_nonlocal_sysv<mode>): Same.
4368 (call_nonlocal_sysv<mode>): Same.
4369 (call_value_indirect_nonlocal_sysv<mode>): Same.
4370 (call_value_nonlocal_sysv<mode>): Same.
4372 (sibcall_local{32,64}): Same.
4373 (sibcall_value_local{32,64}): Same.
4374 (sibcall_nonlocal_aix{32,64}): Same.
4375 (sibcall_value_nonlocal_aix{32,64}): Same.
4376 (sibcall_nonlocal_sysv<mode>): Same.
4377 (sibcall_value): Same.
4378 (sibcall_value_nonlocal_sysv<mode>): Same.
4380 2007-03-24 Paul Brook <paul@codesourcery.com>
4382 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
4383 * config/arm/linux-eabi.h: Remove legacy syscall hack.
4385 2007-03-24 Richard Henderson <rth@redhat.com>
4387 * config/ia64/constraints.md: New file.
4388 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
4389 satisfies_constraint_?.
4390 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
4391 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
4392 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
4393 ia64_output_mi_thunk): Likewise.
4394 (ia64_const_ok_for_letter_p): Remove.
4395 (ia64_const_double_ok_for_letter_p): Remove.
4396 (ia64_extra_constraint): Remove.
4397 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
4398 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
4399 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
4400 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
4401 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
4402 EXTRA_MEMORY_CONSTRAINT): Remove.
4403 * config/ia64/ia64.md: Include constriants.md. Replace
4404 CONST_OK_FOR_? with satisfies_constraint_?.
4406 2007-03-23 Michael Meissner <michael.meissner@amd.com>
4407 H.J. Lu <hongjiu.lu@intel.com>
4409 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
4411 (name macros): Use DPD_BID_NAME to convert names properly.
4413 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
4414 decimal floating point format.
4415 (init_floating_libfuncs): Change decimal functions so that they
4416 have a "bid_" prefix if the decimal system uses the BID format,
4417 and "dpd_" prefix if the decimal system uses the DPD format.
4418 (init_interclass_conv_libfuncs): Ditto.
4419 (init_intraclass_conv_libfuncs): Ditto.
4421 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4422 using the BID format.
4424 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4425 whether we are using the BID decimal format.
4426 * configure: Regenerate.
4428 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4429 the compiler has decimal floating point enabled. Define
4430 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4433 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4434 using the BID format.
4436 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4437 whether we are using the BID decimal format.
4438 * configure: Regenerate.
4440 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4441 the compiler has decimal floating point enabled. Define
4442 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4445 * doc/install.texi (--enable-decimal-float): Document BID and DPD
4446 options, and that it is enabled for i386/x86_64 systems.
4448 * Makefile.in (enable_decimal_float): New.
4450 (DECNUMINC): Add -I$(DECNUMFMT).
4451 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
4452 to $(DECNUMFMT) from $(DECNUM).
4454 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
4455 Substitute enable_decimal_float.
4456 * configure: Regenerated.
4459 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
4462 * configure.ac: Enable decimal float for x86_64-*-linux*.
4463 * configure: Regenerated.
4466 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
4467 decimal128ClearSign to flip and clear the sign bit in decimal128.
4468 (decimal_real_maxval): Set decimal128SetSign to set the sign
4471 2007-03-23 Ian Lance Taylor <iant@google.com>
4473 * fold-const.c (fold_binary): Correct warning for X - c >= X.
4475 2007-03-23 Ian Lance Taylor <iant@google.com>
4477 * tree-dump.c (dump_files): Correct comment.
4479 2007-03-23 Ian Lance Taylor <iant@google.com>
4481 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
4483 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
4485 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
4486 in cfglayout mode. Don't go into and out of cfglayout mode.
4487 Link the blocks in the order of the constructed traces.
4488 (rest_of_handle_tracer): Adjust call to tracer.
4489 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
4490 Don't go into cfglayout mode.
4491 (rtl_loop_done): Don't go out of cfglayout mode.
4492 * cfglayout.c (relink_block_chain): New function, split out from...
4493 (fixup_reorder_chain): ...here. Remove redundant checking.
4494 (cfg_layout_finalize): Don't clear the header, footer, and aux
4495 fields here, move the code to do so to relink_block_chain. Likewise
4496 for free_original_copy_tables.
4497 * rtl.h (tracer): Update prototype.
4498 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
4499 Assert we are in cfglayout mode. Don't go into and out of cfglayout
4500 mode. Use relink_block_chain to serialize the CFG according to the
4501 new basic block order. Move targetm.cannot_modify_jumps_p check from
4503 (gate_handle_reorder_blocks): ...to here.
4504 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
4506 (gate_duplicate_computed_gotos): ...to here.
4507 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
4508 something always changes when going into and out of cfglayout mode.
4509 Perform an expensive cfg cleanup while going into cfglayout mode.
4510 Always update liveness information on HAVE_conditional_execution
4511 targets. Reserialize the basic blocks and go out of cfglayout mode.
4512 * reg-stack.c: Include cfglayout.h.
4513 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
4514 the call to reorder_basic_blocks.
4515 * basic-block.h (reorder_basic_blocks): Update prototype.
4516 (relink_block_chain): New prototype.
4517 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
4519 2007-03-23 Joseph Myers <joseph@codesourcery.com>
4521 * config/mips/mips.md (type, hazard, *movdi_32bit,
4522 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
4523 *movhi_internal, *movqi_internal, *movsf_hardfloat,
4524 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
4525 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
4526 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
4528 (movcc): Change first xfer to multi.
4529 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
4530 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
4531 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
4532 config/mips/generic.md: Change reservations using "xfer" to use
4534 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
4535 using match_operand.
4536 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
4537 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
4539 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
4541 2007-03-22 Richard Henderson <rth@redhat.com>
4543 * config/i386/i386.c: Remove unnecessary function declarations.
4544 Move targetm definition, and all related macros, to the end of
4545 the file. Resort some functions to put definitions before uses.
4546 (ix86_attribute_table): Make static. Move to end of file.
4547 (ix86_gimplify_va_arg): Make static.
4549 2007-03-22 Richard Henderson <rth@redhat.com>
4551 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
4552 don't increase local_regparm with force_align_arg_pointer check.
4553 (ix86_function_sseregparm): Assert 32-bit.
4554 (type_has_variadic_args_p): New.
4555 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
4556 type_has_variadic_args_p.
4557 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
4558 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
4559 use memset instead. Do maybe_vaarg check first; skip attribute
4560 tests if true; skip attribute tests for 64-bit.
4561 (construct_container): Remove TARGET_DEBUG_ARG.
4562 (function_arg_advance_32, function_arg_advance_64): Split out ...
4563 (function_arg_advance): ... from here.
4564 (function_arg_32, function_arg_64): Split out ...
4565 (function_arg): ... from here.
4566 (ix86_pass_by_reference): Tidy.
4567 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
4568 (function_value_32): New, from parts of ix86_function_value
4569 and ix86_value_regno.
4570 (function_value_64): New, from parts of ix86_function_value
4571 and ix86_libcall_value.
4572 (ix86_function_value_1): New.
4573 (ix86_function_value, ix86_libcall_value): Use it.
4574 (return_in_memory_32, return_in_memory_64): Split out ...
4575 (ix86_return_in_memory): ... from here.
4576 (ix86_struct_value_rtx): Skip for 64-bit.
4577 (ix86_libcall_value, ix86_value_regno): Remove.
4578 (setup_incoming_varargs_64): Split out ...
4579 (ix86_setup_incoming_varargs): ... from here.
4580 (ix86_va_start): Remove TARGET_DEBUG_ARG.
4581 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
4582 * config/i386/i386-protos.h (ix86_function_value): Remove.
4583 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
4585 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4588 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
4589 infinities not supported, otherwise emit warning if -Woverflow. On
4590 underflow, emit warning if -Woverflow.
4591 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
4593 * real.h (real_from_string): Update declaration
4595 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
4596 Richard Henderson <rth@redhat.com>
4598 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
4599 * calls.c (compute_argument_block_size, expand_call,
4600 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
4601 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
4602 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
4603 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
4604 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
4605 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
4606 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
4607 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
4610 2007-03-22 Joseph Myers <joseph@codesourcery.com>
4612 * c-incpath.c (add_sysroot_to_chain): New.
4613 (merge_include_chains): Add sysroot argument. Call
4614 add_sysroot_to_chain if sysrooted.
4615 (register_include_chains): Update call to merge_include_chains.
4616 * doc/cppopts.texi: Document use of '=' in include directory
4619 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
4621 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
4622 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
4623 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
4624 insn pattern using X87MODEF12 mode macro.
4626 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
4628 * regmove.c (regmove_optimize): Use reg_mentioned_p
4629 instead of reg_overlap_mentioned_p for DST.
4631 2007-03-21 Mike Stump <mrs@apple.com>
4633 * c.opt: Fixup for Objective-C/C++.
4635 2007-03-21 Steve Ellcey <sje@cup.hp.com>
4637 * explow.c (convert_memory_address): Fold memory reference when
4638 POINTERS_EXTEND_UNSIGNED < 0
4640 2007-03-21 Richard Henderson <rth@redhat.com>
4643 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
4644 * config/i386/mmintrin.h (__m64): Likewise.
4645 * config/i386/xmmintrin.h (__m128): Likewise.
4647 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4649 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
4650 (VXWORKS_OS_CPP_BUILTINS): Define.
4651 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
4652 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
4654 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4656 * rtl.h (constant_pool_reference_p): Delete.
4657 (find_constant_src): Declare.
4658 * rtlanal.c (find_constant_src): New function.
4659 * simplify-rtx.c (constant_pool_reference_p): Delete.
4660 * config/i386/i386.md: Use find_constant_src instead of
4661 constant_pool_reference_p/avoid_constant_pool_reference pairs.
4663 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4665 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
4666 * c-cppbuiltin.c (c_cpp_builtins): Define them.
4668 2007-03-20 Mark Mitchell <mark@codesourcery.com>
4670 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
4671 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
4672 (arm_elf_asm_constructor): Use it.
4673 (arm_elf_asm_destructor): New function.
4675 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
4677 * jump.c (mark_jump_label): Treat SEQUENCE specially.
4679 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
4681 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
4683 2007-03-19 Andrew Haley <aph@redhat.com>
4685 PR tree-optimization/31264
4686 * tree-vrp.c (register_edge_assert_for_1): Don't look though
4689 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
4691 PR rtl-optimization/30907
4692 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
4693 (fwprop_init): Always call loop_optimizer_initialize.
4694 (fwprop_done): Always call loop_optimizer_finalize.
4695 (fwprop): We always have loop info now.
4696 (gate_fwprop_addr): Remove.
4697 (pass_fwprop_addr): Use gate_fwprop as gate.
4699 PR rtl-optimization/30841
4700 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
4701 df_chain_alloc): Call df_reorganize_refs unconditionally.
4702 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
4703 refs_organized to refs_organized_size.
4704 (df_ref_create_structure): Use refs_organized_size instead of
4705 bitmap_size if refs had been organized, and keep refs_organized_size
4707 * df.h (struct df_ref_info): Change refs_organized to
4708 refs_organized_size.
4709 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
4712 2007-03-19 Mark Mitchell <mark@codesourcery.com>
4714 * except.c (output_function_exception_table): Do not reference the
4715 EH personality routine for functions that do not require an
4718 2007-03-20 Jakub Jelinek <jakub@redhat.com>
4721 * c-typeck.c (convert_for_assignment): Call comptypes for
4722 RECORD_TYPE or UNION_TYPE.
4725 * reload1.c (reload): Do invalid ASM checking after
4726 cleanup_subreg_operands.
4728 2007-03-19 Jeff Law <law@redhat.com>
4730 * tree-cfg.c (find_taken_edge): Tighten conditions for
4731 optimizing computed gotos.
4733 2007-03-19 Michael Matz <matz@suse.de>
4735 * builtins.c (expand_builtin_sync_operation,
4736 expand_builtin_compare_and_swap,
4737 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
4740 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
4741 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
4744 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4746 * doc/tm.texi: Add brackets around the return type of
4747 TARGET_SECONDARY_RELOAD.
4749 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4750 Richard Guenther <rguenther@suse.de>
4752 PR tree-optimization/31254
4753 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
4754 Use handled_component_p () where appropriate. Continue
4755 propagating into the rhs if we propagated into an INDIRECT_REF
4758 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4760 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4761 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
4762 (xde, xdee): Mode attributes adjusted to support DFP modes.
4763 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
4764 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
4765 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
4766 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
4767 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4768 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4769 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4771 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4772 "movsf"): Insn definitions removed.
4773 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4774 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4775 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4777 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4778 "reload_in<mode>", "reload_out<mode>"): Expander added.
4779 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4782 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4784 * config/s390/s390.md: Only non-functional changes. Renamed
4785 FPR mode macro to BFP all over the file.
4787 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4789 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4790 (op_type attribute): RRF instruction type added.
4791 (fT0): New mode attribute.
4792 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4793 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4794 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4795 no secondary memory is needed when moving DFmode values between GPRs
4798 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4800 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4801 inverted and documentation adjusted.
4802 ("mhard-dfp", "msoft-dfp"): New options.
4803 * config/s390/s390.c (s390_handle_arch_option): New architecture
4805 (override_options): Sanity checks for the new options added.
4806 * config.gcc: New architecture switch: z9-ec.
4807 * config/s390/s390.h (processor_flags): PF_DFP added.
4808 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4809 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4810 when the bit is NOT set so remove it from the defaults.
4812 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4814 * genemit.c (main): Print include statement for dfp.h.
4815 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4818 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4820 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4822 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4825 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4828 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4830 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4831 attr_length_call, output_call, output_indirect_call): Cleanup
4832 formatting of targetm calls.
4834 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4836 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4838 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4840 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4841 reservation, bypass and anti-bypass descriptions for these instructions.
4842 Update move patterns.
4843 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4846 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4848 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4849 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4850 (get_initial_def_for_reduction): Likewise.
4852 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4854 Fix PR tree-optimization/29922
4855 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4856 (get_representative): Removed.
4857 (value_dies_in_block_x): Update for rvuse removal.
4858 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4859 (compute_antic_aux): Handle when PHI nodes appear in
4860 non-single-successors.
4861 (dump_bitmap_of_names): Removed.
4862 (compute_antic_safe): Renamed and removed rvuse calculation.
4863 Calculate only antic safe.
4864 (insert_into_preds_of_block): Remove assert.
4865 (execute_pre): Update for renamed functions.
4866 (defer_or_phi_translate_block): New function.
4868 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4870 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4871 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4873 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4874 Follow spelling conventions.
4876 * tree-data-ref.h: Remove the prototype for analyze_array.
4878 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4880 PR tree-optimization/31041
4881 * tree-vect-transform.c (get_initial_def_for_induction): Call
4882 force_gimple_operand.
4884 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4886 * ipa-type-escape.c (look_for_casts) : Revert code to use
4887 handled_component_p due to ada test a-numaux.adb.
4889 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4891 * final.c (final_scan_insn): Alter the condition of a
4892 conditional trap if we have nonstandard CC.
4894 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4896 * configure.ac: Remove excess quoting from asm line 0 test.
4897 * configure: Rebuilt.
4899 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4901 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4902 * c-common.c (convert_and_check): Move warning logic to...
4903 (warnings_for_convert_and_check): ...here. Define.
4904 * c-common.h (warnings_for_convert_and_check): Declare.
4906 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4908 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4909 (output_call): Likewise.
4911 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4913 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4915 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4917 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4919 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4921 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4922 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4924 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4926 PR tree-optimization/31183
4927 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4928 Use double_int instead of unsigned int for representing access_strides.
4929 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4931 2007-03-16 Richard Guenther <rguenther@suse.de>
4933 PR tree-optimization/31146
4934 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4935 to allow recursion of forward_propagate_addr_expr.
4936 (forward_propagate_addr_into_variable_array_index): Likewise.
4937 (forward_propagate_addr_expr): Likewise.
4938 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4939 (forward_propagate_addr_expr_1): Recurse on simple copies
4940 instead of propagating into them. Do so for useless conversions
4942 (forward_propagate_addr_expr): Clean up unused statements after
4945 2007-03-16 Richard Guenther <rguenther@suse.de>
4947 * builtins.c (expand_builtin_cexpi): Use the right argument
4948 for the expansion via cexp.
4950 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4952 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4953 * configure: Rebuilt.
4955 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4958 * dwarf2out.c (force_type_die): Adjust comment.
4959 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4961 2007-03-15 DJ Delorie <dj@redhat.com>
4963 * config/frv/predicates.md (minmax_operator): Don't check operands
4966 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4968 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4969 Update constant estimates of number of iterations.
4970 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4971 argument renamed to "realistic".
4972 (compute_estimated_nb_iterations): Removed.
4973 (record_niter_bound): New function.
4974 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4975 call record_nonwrapping_iv with upper = false.
4976 (infer_loop_bounds_from_signedness): Pass upper argument to
4977 record_nonwrapping_iv.
4978 (estimate_numbers_of_iterations_loop): Do not call
4979 compute_estimated_nb_iterations. Record estimate based on profile
4980 information. Initialize the constant estimates of number of
4982 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4984 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4985 number of iterations is too small.
4986 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4987 (EST_NOT_AVAILABLE): Removed.
4988 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4989 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4992 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4994 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4995 Handle NE_EXPR guards.
4997 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5000 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
5001 Set also -pedantic-errors by default for the preprocessor unless
5002 -fpermissive is given.
5004 2007-03-15 Richard Guenther <rguenther@suse.de>
5008 * builtins.c (expand_builtin_cexpi): As a fallback if we
5009 don't have builtins for sincos or cexp create a function
5010 declaration for cexp and expand to a call to that.
5011 (expand_builtin_int_roundingfn): Always fall
5012 back to floor/ceil and its variants even if they may be
5015 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
5018 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
5019 jump tables, move the call to delete_dead_jumptables from here...
5020 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
5021 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
5022 don't allow merging of blocks that try_redirect_by_replacing_jump
5023 also does not handle when not optimizing.
5025 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
5026 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5028 * config/i386/i386.md (x86_sahf_1): Correctly handle
5031 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
5034 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
5035 x86_64_general_operand as operand[2] predicate. Remove "iF"
5036 from operand constraints and use "e" constraint instead.
5037 (*subti3_1, *subti3_1 splitter): Ditto.
5038 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
5039 operand[1] predicate.
5041 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
5043 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
5044 arrays, multiply the access strides by the size of the sub-array.
5045 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
5047 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5049 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
5050 the configured assembler supports the sahf mnemonic.
5051 * configure: Regenerate.
5052 * config.in: Regenerate.
5054 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
5055 emit "sahf" or ".byte\t0x9e" as asm template.
5057 2007-03-14 Michael Meissner <michael.meissner@amd.com>
5060 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
5061 option to replace hard coded TARGET_xxx in md file.
5062 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
5063 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5064 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
5065 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
5066 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
5067 (X86_TUNE_NOT_VECTORMODE): Ditto.
5068 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
5069 (TUNE_AVOID_VECTOR_DECODE): Ditto.
5070 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5071 (TUNE_SLOW_IMUL_IMM8): Ditto.
5072 (TUNE_MOVE_M1_VIA_OR): Ditto.
5073 (TUNE_NOT_UNPAIRABLE): Ditto.
5074 (TUNE_NOT_VECTORMODE): Ditto.
5076 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
5079 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
5080 tuning options instead of hard coded TARGET_xxx.
5081 (fix ssemode peephole2's): Ditto.
5082 (imul peephole2's): Ditto.
5084 (movdi_or_rex64): Ditto.
5085 (move peephole2): Ditto.
5086 (not peephole2's): Ditto.
5088 2007-03-14 Dirk Mueller <dmueller@suse.de>
5090 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
5091 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
5092 * c-parser.c (c_parser_if_body): Always add an empty statement in case
5094 * c-parser.c (c_parser_do_statement): Warn about empty body in
5096 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
5097 * doc/invoke.texi (-Wempty-body): Update documentation.
5099 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5102 * c-common.h (warn_for_div_by_zero): Declare.
5103 * c-common.c (warn_for_div_by_zero): Define.
5104 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
5107 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5109 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
5110 to PREFIX and STANDARD_PREFIX.
5112 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5113 Phil Edwards <phil@codesourcery.com>
5115 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
5116 (__gthread_once_t): Remove busy field for RTPs.
5117 (__GTHREAD_ONCE_INIT): Update accordingly.
5119 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5121 * doc/invoke.texi: Document VxWorks options.
5123 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5125 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
5127 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
5129 PR tree-optimization/30590
5130 * tree-nrv.c (tree_nrv): Check for the partial update of the
5133 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
5135 * flags.h (flag_random_seed): Remove declaration, in favor of...
5136 * toplev.h (get_random_seed, set_random_seed): ... these.
5137 * tree.c (get_file_function_name): Use the former.
5138 * opts.c (common_handle_option): Use the latter.
5141 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
5144 * cse.c (cse_find_path): Do not bail out if a basic block that
5145 we already visited now becomes part of a path that starts at a
5146 different basic block. Just disallow this, to make sure we
5147 visit each basic block at most once.
5149 2007-03-13 Jan Hubicka <jh@suse.cz>
5151 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
5152 when profile esitmate is present, calls with very low frequency are
5155 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
5157 PR tree-optimization/30730
5158 PR tree-optimization/26900
5159 * tree-ssa-loop-niter.c: Include gmp.h.
5161 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
5162 split_to_var_and_offset, determine_value_range,
5163 bound_difference_of_offsetted_base, refine_bounds_using_guard,
5164 bound_difference, bounds_add, bounds_negate,
5165 number_of_iterations_ne_max, dump_affine_iv): New functions.
5166 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
5167 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
5168 difference of initial and final value of control iv to validate
5170 (number_of_iterations_cond): Add loop parameter. Determine bounds
5171 on the difference of the extremes of the control iv. Add dumps.
5172 (expand_simple_operations): Handle phi nodes.
5173 (simplify_using_initial_conditions): Do not record used conditions.
5174 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
5175 Do not set additional_info.
5176 (implies_nonnegative_p, implies_ge_p): Removed.
5177 (derive_constant_upper_bound): Do not use parameter `additional'.
5178 (record_estimate): Parameter `additional' removed. Parameter
5179 `i_bound' added. Do not call derive_constant_upper_bound.
5180 (record_nonwrapping_iv): Use derive_constant_upper_bound to
5181 bound the number of iterations estimate.
5182 (estimate_numbers_of_iterations_loop): Pass the estimate from
5183 the number of iterations analysis to record_estimate.
5184 * tree.h (multiple_of_p): Declare.
5185 * tree-scalar-evolution.c (expression_expensive_p): Removed.
5186 (scev_const_prop): Do not check expression_expensive_p.
5187 * fold-const.c (multiple_of_p): Exported.
5188 * double-int.c (double_int_mask): Exported.
5189 * double-int.h (double_int_mask): Declare.
5190 * tree-flow.h (struct tree_niter_desc): Removed additional_info
5191 field. Added max field.
5193 2007-03-13 David Taylor <taylor@candd.org>
5196 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
5199 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5202 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
5203 two unamed patterns.
5205 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
5207 * config/i386/i386.opt (mcx16, msahf): New options.
5208 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
5209 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
5211 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
5212 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
5213 Output -mcx16 and -msahf options when corresponding bit is set.
5215 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
5218 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
5220 * configure.ac: Test for assembler tolerance to # 0 "".
5221 * configure, config.in: Rebuilt.
5222 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
5224 2007-03-13 Geoffrey Keating <geoffk@apple.com>
5226 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
5228 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
5229 (handle_syscall): Handle direct system calls.
5230 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
5232 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5234 * doc/invoke.texi: Fix cpp.info cross-reference.
5235 * doc/passes.texi: Fix gcc.info cross-reference.
5237 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
5239 PR tree-optimization/30835
5240 * lambda-code.c (can_convert_to_perfect_nest): Check whether
5241 bb_for_stmt is not NULL before accessing it.
5243 2007-03-12 Joseph Myers <joseph@codesourcery.com>
5245 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
5248 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5251 * doc/install.texi: Document --enable-stage1-languages
5253 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
5255 * tree-pass.h (pass_into_cfg_layout_mode,
5256 pass_outof_cfg_layout_mode): Declare.
5257 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
5258 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
5259 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
5260 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
5262 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
5264 * c-decl.c (warn_variable_length_array): New function.
5265 Refactored from grokdeclarator to handle warn_vla
5266 and handle unnamed array case.
5267 (grokdeclarator): Refactored VLA warning case.
5268 * c.opt (Wvla): New flag.
5269 * doc/invoke.texi (Wvla): New warning.
5271 2007-03-12 Richard Henderson <rth@redhat.com>
5273 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
5274 (TARGET_SECTION_TYPE_FLAGS): New.
5276 2007-03-12 Richard Henderson <rth@redhat.com>
5278 * config/darwin.c (machopic_reloc_rw_mask): New.
5279 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
5280 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
5282 2007-03-12 Mark Mitchell <mark@codesourcery.com>
5284 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
5285 * cppdefault.h (cpp_PREFIX): Document.
5286 (cpp_PREFIX_len): Likewise.
5287 (cpp_EXEC_PREFIX): New variable.
5288 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
5289 * c-incpath.c (add_standard_paths): Correct logic for relocating
5290 paths within prefix.
5292 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
5294 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
5295 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
5297 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
5298 fix_truncdfdi_sse using SSEMODEF mode macro.
5299 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
5300 fix_truncdfsi_sse using SSEMODEF mode macro.
5301 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
5302 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
5304 2007-03-12 Richard Sandiford <richard@codesourcery.com>
5306 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
5309 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
5311 * tree.h : Add multiple_of_p declaration.
5312 * fold-const.c (multiple_of_p): Make multiple_of_p public.
5313 * ipa-type-escape.c (results_of_malloc): Redundant.
5314 (visited_stmts): New. Visited stmt for walk_use_def_chains.
5315 (cast_type): Extended with new members.
5316 (check_cast): Returns cast_type.
5317 (cast): New structure for data of walk_use_def_chains.
5318 (is_malloc_result, is_cast_from_non_pointer_1,
5319 is_cast_from_non_pointer,
5320 is_array_access_through_pointer_and_index): New functions.
5321 (look_for_casts): Returns cast types.
5322 (check_call): Returns void.
5323 (okay_pointer_operation): Use support of pointer plus index,
5324 pointer plus constant and allow all multiplications.
5326 2007-03-11 Richard Guenther <rguenther@suse.de>
5328 PR tree-optimization/31115
5329 * tree-vrp.c (extract_range_from_binary_expr): Make sure
5330 the shift count is positive and non-anti-range for RSHIFT_EXPR.
5331 A shift count of zero is not special as with *_DIV_EXPR.
5332 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
5335 2007-03-11 Ian Lance Taylor <iant@google.com>
5337 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
5338 the *_DIV_EXPR codes correctly with overflow infinities.
5340 2007-03-11 Ira Rosen <irar@il.ibm.com>
5342 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
5343 indicate success/failure of the analysis. Add negation to subtrahend
5344 in case of subtraction. Fail if both operands contain constants.
5345 (create_data_ref): Fail if analyze_offset fails.
5347 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
5349 * config/i386/i386.md (frndintxf2): Rename to ...
5350 (rintxf2): ... this. Remove expander having same name.
5351 (rintsf2, rintdf2): Implement using SSEMODEF macro.
5352 (roundsf2, rounddf2): Ditto.
5353 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
5354 (lround<mode>di2, lround<mode>si2): Ditto.
5356 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
5358 * lower-subreg.c: Include except.h.
5359 (decompose_multiword_subregs): Verify that the only control flow
5360 insns we can split are loads to multi-words pseudos.
5361 Handle breaking such blocks after splitting, instead of calling
5362 find_many_sub_basic_blocks.
5364 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
5365 on the new basic block. Add a lengthy comment explaining why we
5366 thought this was necessary.
5367 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
5369 2007-03-10 Mark Mitchell <mark@codesourcery.com>
5372 * tree.c (walk_type_fields): Recurse into the element type of
5373 ARRAY_TYPEs if there is a pointer set.
5375 2007-03-10 Dirk Mueller <dmueller@suse.de>
5377 * c-common.c (warn_logical_operator): Fix condition.
5379 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
5381 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
5383 * config/darwin.c (machopic_select_section): Remove superfluous
5384 argument in call to categorize_decl_for_section. Remove unused
5387 2007-03-10 Joseph Myers <joseph@codesourcery.com>
5389 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
5391 * configure: Regenerate.
5393 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
5396 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
5397 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
5398 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
5399 Add LABEL_NUSES to emitted label.
5400 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
5401 branch probability value to emitted jump insn.
5402 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
5403 Do not check life information and do not re-arrange input operands
5404 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
5406 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5408 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
5409 the change of decode_asm_operands.
5411 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5413 * mode-switching.c (create_pre_exit): Skip blockage insn.
5415 2007-03-09 Diego Novillo <dnovillo@redhat.com>
5417 * tree-pass.h (TODO_update_smt_usage): Remove.
5419 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5423 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5425 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
5426 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
5427 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
5430 2007-03-09 Geoffrey Keating <geoffk@apple.com>
5432 * gcc.c: Document %{, in big comment at top.
5433 (input_suffix_matches): Remove special handling for .s and
5435 (input_spec_matches): New.
5436 (handle_braces): Handle %{,.
5437 (validate_switches): ',' indicates a value which is not a switch.
5438 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
5439 to detect assembler input.
5440 * config/i386/sol2.h (CPP_SPEC): Likewise.
5441 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
5442 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5443 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
5444 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
5445 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
5446 -m64 causes deployment target to default to 10.5.
5447 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5449 2007-03-09 Richard Henderson <rth@redhat.com>
5452 * target.h (targetm.asm.out.reloc_rw_mask): New.
5453 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
5454 (TARGET_ASM_OUT): Use it.
5455 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
5456 * varasm.c (categorize_decl_for_section): Remove shlib argument;
5457 use the new reloc_rw_mask target hook instead.
5458 (default_section_type_flags_1): Merge into...
5459 (default_section_type_flags): ... here.
5460 (decl_readonly_section_1): Merge into...
5461 (decl_readonly_section): ... here.
5462 (default_elf_select_section_1): Merge into...
5463 (default_elf_select_section): ... here.
5464 (default_unique_section_1): Merge into...
5465 (default_unique_section): ... here.
5466 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
5467 (default_select_rtx_section): Use it.
5468 (default_elf_select_rtx_section): Likewise.
5469 * output.h: Update to match.
5470 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
5471 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
5472 (TARGET_ASM_RELOC_RW_MASK): New.
5473 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
5474 to categorize_decl_for_section.
5475 (x86_64_elf_unique_section): Likewise.
5476 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
5477 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
5478 (TARGET_ASM_RELOC_RW_MASK): New.
5479 * config/ia64/ia64.c (ia64_rwreloc_select_section,
5480 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
5481 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
5482 (TARGET_RWRELOC): Remove.
5483 (ia64_section_type_flags): Adjust call to default_section_type_flags.
5484 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5485 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
5486 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
5487 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
5488 (rs6000_xcoff_select_section): Use decl_readonly_section.
5489 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
5490 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5491 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
5492 (TARGET_SECTION_TYPE_FLAGS): Remove.
5493 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
5495 2007-03-09 Roger Sayle <roger@eyesopen.com>
5497 * fold-const.c (fold_comparison): Remove compile-time evaluation of
5498 complex constant equality/inequality comparisons for here.
5499 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
5500 known at compile-time or can be simplified to a scalar comparison.
5501 (fold_relational_const): Move compile-time evaluation of complex
5502 constant equality/inequality comparisons to here.
5504 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5506 PR rtl-optimization/30643
5507 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
5509 (fold_rtx): Recurse, like before 2006-11-03.
5511 2007-03-09 DJ Delorie <dj@redhat.com>
5513 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
5516 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
5518 PR tree-optimization/30375
5519 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
5520 LHS of statements is not the same.
5521 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
5523 2007-03-09 Chao-ying Fu <fu@mips.com>
5525 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
5527 * doc/invoke.texi (-mdspr2): Document new option.
5528 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
5529 New unspec for DSP REV 2.
5530 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
5531 these instructions are extended in DSP REV 2.
5532 (mips-dspr2.md): Include.
5533 * config/mips/mips.opt (mdspr2): New option.
5534 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
5535 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
5536 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
5537 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
5538 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
5539 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
5540 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
5542 (bdesc_map): Add one field of unsupported_target_flags.
5543 (bdesc_arrays): Update entries to have extra fields. Add
5545 (mips_init_builtins): Initialize new function types.
5546 Check unsupported_target_fileds to filter out builtins.
5547 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
5549 (ASM_SPEC): Pass mdspr2 to the assembler.
5550 * config/mips/mips-dspr2.md: New file.
5552 2007-03-09 Sa Liu <saliu@de.ibm.com>
5554 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
5556 2007-03-09 Ian Lance Taylor <iant@google.com>
5558 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
5559 argument) like -Wstrict-overflow=2.
5560 * doc/invoke.texi (Warning Options): Update documentation.
5562 2007-03-09 Dirk Mueller <dmueller@suse.de>
5565 * doc/invoke.texi (-Wlogical-op): Document.
5566 * common.opt (-Wlogical-op): New.
5567 * c-common.h (warn_logical_operator): Declare.
5568 * c-common.c (warn_logical_operator): Define.
5569 * c-typeck.c (parser_build_binary_op): Call
5570 warn_logical_operator.
5572 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5574 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
5575 * final.c (final_scan_insn): Test for non-"" file name.
5577 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
5579 * doc/loop.texi: Document the Omega linear constraints solver.
5580 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
5581 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
5582 omega-hash-table-size, omega-max-keys, and
5583 omega-eliminate-redundant-constraints.
5584 * tree-pass.h (pass_check_data_deps): Declared.
5587 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
5588 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
5589 pass_check_data_deps): New.
5590 * tree-data-ref.c (init_data_ref): Remove declaration.
5591 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
5592 (analyze_array): Renamed init_array_ref, move up initializations.
5593 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
5594 Removed arguments that are set to NULL.
5595 (analyze_indirect_ref): Correct indentation, correct call to
5597 (object_analysis): Call init_array_ref instead of analyze_array.
5598 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
5599 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
5600 of DR_ACCESS_FNS_ADDR.
5601 (init_omega_eq_with_af, omega_extract_distance_vectors,
5602 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
5603 ddr_consistent_p): New.
5604 (compute_affine_dependence): Check consistency of ddrs when
5605 flag_check_data_deps is passed.
5606 (analyze_all_data_dependences): Uncomment.
5607 (tree_check_data_deps): New.
5608 * tree-data-ref.h: Include omega.h.
5609 (DR_ACCESS_FNS_ADDR): Removed.
5610 (data_dependence_relation): Add inner_loop.
5611 (DDR_INNER_LOOP): New.
5612 * common.opt (fcheck-data-deps): New.
5613 * tree-flow.h (tree_check_data_deps): Declare.
5614 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
5615 (OBJS-common): Depend on omega.o.
5617 * passes.c (pass_check_data_deps): Scheduled.
5618 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
5619 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
5620 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
5621 PARAM_VECT_MAX_VERSION_CHECKS,
5622 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
5624 2007-03-09 Richard Guenther <rguenther@suse.de>
5626 PR tree-optimization/30904
5628 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
5629 the same way as *_DIV_EXPR.
5631 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5633 * recog.c (decode_asm_operands): No mixed declarations and code.
5635 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5637 * rtl.def (ASM_INPUT): Add location.
5638 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
5639 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
5640 (decode_asm_operands): Add loc operand.
5641 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
5642 * stmt.c (expand_asm): Rename to...
5643 (expand_asm_loc): ... this. Add locus argument. Pass it on to
5644 gen_rtx_ASM_INPUT_loc.
5645 (expand_asm_expr): Adjust.
5646 * recog.c (decode_asm_operands): Add loc operand.
5647 (check_asm_operands, extract_insn): Adjust.
5648 * reload1.c (maybe_fix_stack_asms): Likewise.
5649 * final.c (asm_insn_count): Likewise.
5650 (final_scan_insn): Output # line before and after asm.
5652 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
5654 * tree-ssa-structalias.c (variable_info): Remove
5656 (new_var_info): Ditto.
5657 (shared_bitmap_info_t): New structure.
5658 (shared_bitmap_table): New variable.
5659 (shared_bitmap_hash): New function.
5660 (shared_bitmap_eq): Ditto
5661 (shared_bitmap_lookup): Ditto.
5662 (shared_bitmap_add): Ditto.
5663 (merge_smts_into): Change to take bitmap directly.
5664 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
5665 (init_alias_vars): Init shared bitmap hashtable.
5666 (delete_points_to_sets): Delete shared bitmap hashtable.
5667 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
5668 is_aliased removal as a change that was still necessary was
5671 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
5673 * config/i386/i386.h (override_options): Conditionally disable
5674 x86_sahf for 64bit targets only.
5676 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5679 * c-decl.c (merge_decls): Don't call make_var_volatile.
5680 * varasm.c (make_var_volatile): Remove.
5681 * output.h (make_var_volatile): Remove.
5683 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
5685 PR tree-optimization/31085
5686 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
5688 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5690 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
5691 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
5692 ATTR_CONST_NOTHROW_LIST.
5694 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5697 2007-03-08 Diego Novillo <dnovillo@redhat.com>
5699 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
5701 2007-03-08 Geoffrey Keating <geoffk@apple.com>
5704 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
5706 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
5707 passed, use shared libgcc.
5709 2007-03-08 Roger Sayle <roger@eyesopen.com>
5711 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
5712 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5713 (honor_protect_cleanup_actions, lower_try_finally_switch):
5715 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
5716 ifc_temp_var): Likewise.
5717 * tree-inline.c (setup_one_parameter): Likewise.
5718 * tree-mudflap.c (mf_decl_cache_locals,
5719 mf_build_check_statement_for): Likewise.
5720 * tree-nested.c (init_tmp_var, save_tmp_var,
5721 finalize_nesting_tree_1): Likewise.
5722 * tree-outof-ssa.c (insert_copy_on_edge,
5723 insert_backedge_copies): Likewise.
5724 * tree-profile.c (tree_gen_edge_profiler,
5725 tree_gen_ic_profiler): Likewise.
5726 * tree-scalar-evolution.c (scev_const_prop): Likewise.
5727 * tree-sra.c (sra_build_assignment): Likewise.
5728 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
5729 * tree-ssa-math-opts.c (insert_reciprocals,
5730 execute_cse_sincos_1): Likewise.
5731 * tree-tailcall.c (adjust_accumulator_values,
5732 adjust_return_value): Likewise.
5733 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
5734 * tree-vect-transform.c (vect_create_data_ref_ptr,
5735 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
5736 vect_create_epilog_for_reduction, vectorizable_reduction,
5737 vectorizable_call, vectorizable_conversion,
5738 vectorizable_assignment, vectorizable_operation,
5739 vectorizable_type_demotion, vect_gen_widened_results_half,
5740 vect_permute_store_chain, vectorizable_store,
5741 vect_setup_realignment, vect_permute_load_chain,
5742 vectorizable_load, vectorizable_condition,
5743 vect_create_cond_for_align_checks): Likewise.
5744 * tree-vrp.c (build_assert_expr_for): Likewise.
5746 2007-03-08 Ian Lance Taylor <iant@google.com>
5748 * tree-vrp.c: Include "intl.h".
5749 (usable_range_p): New static function.
5750 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
5751 overflowed values, juts set *strict_overflow_p.
5752 (compare_values): Only return -2 if one of the operands is not a
5754 (compare_ranges): Call usable_range_p.
5755 (compare_range_with_value): Likewise.
5756 (vrp_evaluate_conditional_warnv): Rename from
5757 vrp_evaluate_conditional. Make static. Change all callers.
5758 (vrp_evaluate_conditional): New function.
5759 (simplify_div_or_mod_using_ranges): Issue warning about reliance
5761 (simplify_abs_using_ranges): Likewise.
5762 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
5763 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
5764 within_stmt parameter.
5765 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5766 vrp_evaluate_conditional.
5767 * tree-ssa-threadedge.c
5768 (record_temporary_equivalences_from_stmts_at_dest): Change
5769 simplify parameter to take a second tree parameter.
5770 (simplify_control_stmt_condition): Likewise.
5771 (thread_across_edge): Likewise.
5772 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5773 (thread_across_edge): Likewise.
5774 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5776 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5778 * config/i386/i386.h (TARGET_SAHF): New define.
5779 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5780 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5781 (x86_sahf): New global variable.
5782 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5783 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5784 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5785 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5787 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5788 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5789 when expanding fcomi/sahf based tests.
5790 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5791 expanding sahf based alternative. Emit sahf based sequence when
5792 optimizing for code size.
5793 * config/i386/i386.md (x86_sahf_1): Do not disable for
5794 TARGET_64BIT, enable for TARGET_SAHF.
5796 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5798 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5799 spurious whitespace from error message.
5801 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5804 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5806 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5808 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5810 * tree-sra.c (instantiate_element): Propagate disabled warnings
5811 from the element itself to the created variable.
5813 2007-03-07 Richard Henderson <rth@redhat.com>
5816 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5817 silently fix up the stack in the case of a missing register.
5819 2007-03-07 Paul Brook <paul@codesourcery.com>
5821 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5823 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5825 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5827 (phase1_vrs): Use them.
5828 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5829 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5830 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5831 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5832 __gnu_Unwind_Restore_WMMXC if required.
5833 (_Unwind_VRS_Pop): Implement iWMMXt support.
5834 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5835 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5836 gnu_Unwind_Save_WMMXC): Define.
5838 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5840 * config/vxworks.h (vxworks_override_options): Declare.
5841 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5842 * config/vxworks.c: Include target.h and toplev.h.
5843 (vxworks_override_options): New function.
5844 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5846 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5848 * config/s390/s390.c (override_options): Don't emit an error when
5849 -mstack-size is used without providing -mstack-guard.
5850 (s390_emit_prologue): Choose stack_guard value automatically if not
5851 provided via command line.
5852 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5854 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5856 * config/i386/i386.c (output_set_got): Add a GOT initialization
5857 sequence for VxWorks PIC.
5858 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5859 around labels as well as symbols. Use gotoff_operand instead
5860 of local_symbolic_operand.
5861 (legitimize_pic_address): Use gotoff_operand instead of
5862 local_symbolic_operand. Use @GOT accesses for labels as
5864 (ix86_output_addr_diff_elt): Use PC-relative rather than
5865 GP-relative offsets for VxWorks PIC.
5866 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5867 no_new_pseudos. Check whether the returned register is op0.
5868 * config/i386/i386.md (tablejump): Use PC-relative rather than
5869 GP-relative offsets for VxWorks PIC.
5870 * config/i386/predicates.md (gotoff_operand): New predicate.
5872 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5874 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5876 * config/vxworks-dummy.h: New file.
5877 * config/i386/i386.h: Include it.
5879 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5881 * dwarf2out.c (is_inlined_entry_point): New
5882 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5883 DW_AT_ranges if the first subblock is the entry point.
5885 2007-03-06 David Daney <ddaney@avtrex.com>
5887 * doc/install.texi (mips-*-*): Change recommended binutils
5890 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5892 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5893 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5895 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5896 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5898 2007-03-06 Jan Hubicka <jh@suse.cz>
5900 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5901 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5903 (probably_cold_bb_p): Cold functions are cold.
5904 (probably_never_executed_bb_p): Cold functions are cold.
5905 (tree_bb_level_predictions): Predict calls to cold functions as not
5907 (compute_function_frequency): Check hot/cold attributes.
5908 * function.h (function_frequency): Update comments.
5909 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5910 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5911 (c_common_att): Add cold and hot.
5913 * doc/extend.texi (hot,cold attributes): Document.
5915 2007-03-06 Andrew Haley <aph@redhat.com>
5917 * function.c (expand_function_end): Move blockage to just after we
5918 emit the label for the naked return from the function.
5920 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5922 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5925 2007-03-06 Jan Hubicka <jh@suse.cz>
5927 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5928 loaded for constant large models. Non-large 64bit PIC can do.
5929 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5930 * cmodel.h: Add LARGE PIC.
5931 * i386.md (UNSPEC_PLTOFF): New.
5932 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5934 (*call_1_rex64): Disable for large models.
5935 (*call_1_rex64_large): New.
5936 (*call_value_1_rex64): Disable for large models.
5937 (*call_value_1_rex64_large): New.
5938 (set_rip_rex4): New.
5939 (set_got_offset_rex64): New.
5940 * predicates.md (constant_call_address_operand): For large model
5941 constant calls are not possible.
5942 * i386-protos.h (construct_plt_address): Declare.
5943 * i386.c (override_options): Accept large models.
5944 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5945 (legitimate_constant_p): Add new UNSPECs.
5946 (legitimate_pic_operand_p): Likewise.
5947 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5948 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5950 (output_pic_addr_const): Add PLTOFF.
5951 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5952 (ix86_expand_move): Legitimize pic address when in PIC mode.
5953 (construct_plt_address): New function.
5954 (ix86_expand_call): Offload the address to register and use GOT pointer
5956 * invoke.texi (mcmodel=large): Update documentation.
5958 2007-03-06 Richard Henderson <rth@redhat.com>
5960 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5961 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5962 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5963 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5964 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5965 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5966 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5967 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5968 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5969 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5970 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5971 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5972 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5973 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5974 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5975 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5976 x86_schedule, x86_use_bt, x86_pad_returns,
5977 x86_use_xchgb): Merge into ...
5978 (ix86_tune_features): ... here. New array.
5979 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5980 x86_bswap): Merge into ...
5981 (ix86_arch_features): ... here. New array.
5982 (x86_3dnow_a): Remove.
5983 (x86_accumulate_outgoing_args): Make static.
5984 (x86_arch_always_fancy_math_387): Make static.
5985 (ix86_tune_mask, ix86_arch_mask): Move ...
5986 (override_options): ... to local variables here. Apply the
5987 appropriate mask to each element of ix86_arch_features and
5988 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5989 as were done in the old macros.
5990 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5991 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5992 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5993 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5994 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5995 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5996 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5997 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5998 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5999 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
6000 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
6001 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6002 x86_accumulate_outgoing_args, x86_prologue_using_move,
6003 x86_epilogue_using_move, x86_decompose_lea,
6004 x86_arch_always_fancy_math_387, x86_shift1,
6005 x86_sse_partial_reg_dependency, x86_sse_split_regs,
6006 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
6007 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
6008 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
6009 x86_use_incdec, x86_pad_returns, x86_bswap,
6010 x86_partial_flag_reg_stall): Remove.
6011 (enum ix86_tune_indices): New.
6012 (ix86_tune_features): New.
6013 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
6014 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
6015 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
6016 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
6017 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
6018 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
6019 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
6020 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
6021 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
6022 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
6023 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
6024 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
6025 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
6026 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
6027 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
6028 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
6029 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
6030 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
6031 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
6032 TARGET_EXT_80387_CONSTANTS): Use it.
6033 (enum ix86_arch_indices): New.
6034 (ix86_arch_features): New.
6035 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
6036 TARGET_BSWAP): Use it.
6037 (ix86_tune_mask, ix86_arch_mask): Remove.
6039 2007-03-06 Joseph Myers <joseph@codesourcery.com>
6042 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
6043 Define using $${sysroot_headers_suffix}.
6044 * configure: Regenerate.
6045 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
6046 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
6048 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
6049 * gcc.c (print_sysroot_headers_suffix): New.
6050 (option_map): Include --print-sysroot-headers-suffix.
6051 (display_help): Mention -print-sysroot-headers-suffix.
6052 (process_command): Handle -print-sysroot-headers-suffix.
6053 (do_spec_1): Append multilib directory to include-fixed path if
6054 sysroot suffixes in use.
6055 (main): Handle -print-sysroot-headers-suffix.
6056 * Makefile.in (start.encap): Don't depend on xlimits.h
6057 (xlimits.h): Remove.
6058 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
6059 limits.h for each multilib in fixinc_list.
6060 (fixinc_list, s-fixinc_list): New.
6061 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
6062 generate them for each multilib in fixinc_list.
6063 (stmp-fixproto): Use include-fixed. Run fixproto for each
6064 multilib in fixinc_list.
6065 (mostlyclean): Don't remove xlimits.h.
6066 (clean): Remove include-fixed.
6067 (real-install-headers-tar, real-install-headers-cpio,
6068 real-install-headers-cp): Don't copy include, only include-fixed.
6069 (install-mkheaders): Depend on fixinc_list. Don't depend on
6070 xlimits.h. Save limits.h files for each multilib in fixinc_list.
6071 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
6072 SYSTEM_HEADER_DIR setting in mkheaders.conf.
6074 2007-03-06 Jan Hubicka <jh@suse.cz>
6076 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
6079 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6081 * configure.ac: Allow tm_file to contain build-directory files.
6082 * configure: Regenerate.
6083 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
6084 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
6085 * config/m68k/print-sysroot-suffix.sh: New file.
6087 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6089 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
6090 of pic_offset_table_rtx if reload_completed.
6091 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
6092 PIC_OFFSET_TABLE_REGNUM.
6093 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
6095 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
6096 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
6098 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6100 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6101 functions that call eh_return.
6103 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6105 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6106 functions that need a constant pool.
6108 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6111 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
6112 (m68k_preferred_reload_class): Likewise.
6113 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
6114 (SECONDARY_RELOAD_CLASS): Define.
6115 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
6116 (LIMIT_RELOAD_CLASS): Delete.
6117 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
6118 registers from storing bytes.
6119 (m68k_secondary_reload_class): New function.
6120 (m68k_preferred_reload_class): Likewise.
6122 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6124 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
6126 (m68k_expand_prologue): Likewise.
6128 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6130 * config/m68k/m68k-protos.h (output_sibcall): Declare.
6131 (mips_expand_epilogue): Add a bool parameter.
6132 (m68k_legitimize_sibcall_address): Declare.
6133 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
6134 (m68k_expand_epilogue): Add a parameter to select between sibling
6135 and normal epilogues. Only generate a return for the latter.
6136 (m68k_ok_for_sibcall_p): New function.
6137 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
6138 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
6139 (sibcall_value, *sibcall_value): Likewise.
6140 (*call, *call_value): Require !SIBLING_CALL_P.
6141 (epilogue): Update call to m68k_expand_epilogue.
6142 (sibcall_epilogue): New pattern.
6143 * config/m68k/predicates.md (const_call_operand): Say that this
6144 predicate applies to sibling calls too.
6145 (sibcall_operand): New predicate.
6147 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6149 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
6150 alternatives as movsi_cf.
6151 (movsf_cf_hard): Add commentary.
6153 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
6154 Richard Sandiford <richard@codesourcery.com>
6156 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
6157 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
6158 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
6159 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
6160 as being live on exit from an interrupt function.
6161 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
6162 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
6163 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
6164 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
6165 (m68k_interrupt_function_p): Globalize.
6166 (m68k_compute_frame_layout): Remove reverse mask code.
6167 (m68k_emit_movem, m68k_set_frame_related): New functions.
6168 (m68k_output_function_prologue): Delete in favor of...
6169 (m68k_expand_prologue): ...this new function.
6170 (m68k_output_function_epilogue): Delete in favor of...
6171 (m68k_expand_epilogue): ...this new function.
6172 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
6174 (print_operand): Handle %?.
6175 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
6176 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
6177 (prologue, epilogue): New patterns.
6178 (return): Turn into a define_expand.
6179 (*return): New pattern, derived from old "return" pattern. Use rte
6180 rather than rts for interrupt functions. Only use rtd if the pop
6182 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
6183 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
6184 (link, *link, unlink, *unlink, load_got): Likewise.
6186 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6190 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
6191 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
6192 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
6193 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
6194 and m68k_matches_u_p.
6195 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
6196 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
6197 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
6198 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
6199 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
6200 (REG_STRICT_P): New macro.
6201 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
6202 PCREL_GENERAL_OPERAND_OK.
6203 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
6204 m68k_legitimate_base_reg_p.
6205 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
6206 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
6207 (PIC_CASE_VECTOR_ADDRESS): Update comment.
6208 * config/m68k/m68k.c (m68k_address): New structure.
6209 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
6210 (m68k_decompose_index, m68k_legitimate_constant_address_p)
6211 (m68k_jump_table_ref_p, m68k_decompose_address)
6212 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
6213 (m68k_matches_u_p): New functions.
6214 (print_operand_address): Rewrite to use m68k_decompose_index.
6216 2007-03-05 David Taylor <dtaylor@emc.com>
6218 * gcc.c: Correct copyright date in --version output.
6220 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6222 * pa.md: In unamed move patterns, disparge copies between general
6223 and floating point registers using '?' modifier. Don't include 'f'
6224 constraint for register preferences in DImode, SImode, HImode and
6225 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
6226 Remove constraints for copies between general and floating registers
6227 in soft-float DFmode pattern.
6228 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
6232 2007-03-05 Mike Stump <mrs@apple.com>
6234 * c-common.c (targetcm): Add.
6235 * c-opts.c (c_common_handle_option): Handle language specific
6237 * opts.c (handle_option): Verify language for target options, if
6239 * opth-gen.awk: Add CL_LANG_ALL.
6240 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
6241 (TARGETCM_INITIALIZER): Add.
6242 * target.h (struct gcc_targetcm): Add.
6244 * targhooks.c (default_handle_c_option): Add.
6245 * targhooks.h (default_handle_c_option): Add.
6246 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
6248 * config/darwin.opt (iframework): Add.
6249 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
6250 * config/darwin-c.c (handle_c_option): Add.
6251 (TARGET_HANDLE_C_OPTION): Add.
6253 * doc/invoke.texi (Darwin Options): Add -iframework.
6255 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6257 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
6260 2007-03-05 Ian Lance Taylor <iant@google.com>
6262 * c.opt (fgnu89-inline): New option.
6263 * c-opts.c (c_common_post_options): Set default value for
6265 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
6266 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
6268 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
6269 (grokdeclarator, start_function): Likewise.
6270 * c-cppbuiltin.c (c_cpp_builtins): Define either
6271 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
6272 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
6273 (C Dialect Options): Document -fgnu89-inline.
6274 * doc/extend.texi (Function Attributes): Explain what the
6275 gnu_inline attribute does.
6276 * doc/cpp.texi (Common Predefined Macros): Document
6277 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6279 2007-03-05 Ian Lance Taylor <iant@google.com>
6281 PR tree-optimization/31034
6282 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
6283 half-range if the other side is an overflow infinity.
6285 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6287 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
6288 (bfin*-linux-uclibc*): New configuration.
6289 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
6291 * config/bfin/linux.h: New file.
6292 * config/bfin/libgcc-bfin.ver: New file.
6293 * config/bfin/t-bfin-uclinux: New file.
6294 * config/bfin/t-bfin-linux: New file.
6295 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
6296 (TARGET_OS_CPP_BUILTINS): New macro.
6298 2007-03-05 Richard Guenther <rguenther@suse.de>
6300 * fold-const.c (fold_binary): Remove duplicate folding
6301 of comparison of non-null ADDR_EXPR against null.
6303 2007-03-05 Richard Guenther <rguenther@suse.de>
6304 Dorit Nuzman <dorit@il.ibm.com>
6306 PR tree-optimization/26420
6307 * tree-vectorizer.c (vectorize_loops): Bail out early if there
6308 are no loops in the function. Only print the number of
6309 vectorized loops if it is greater than zero or we are supposed
6310 to print information about unvectorized loops.
6312 2007-03-05 Revital Eres <eres@il.ibm.com>
6314 * gcc.dg/var-expand1.c: New test.
6315 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
6316 when an accumulator is expanded.
6318 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6321 * c-common.c (convert_and_check): Don't give warnings for
6322 conversion if 'expr' already overflowed.
6324 2007-03-04 Roger Sayle <roger@eyesopen.com>
6327 * fold-const.c (fold_comparison): Enforce type consistency when
6328 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
6330 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
6332 * tree-ssa-address.c (create_mem_ref): Do not put an expression
6333 containing a cast to the base of TARGET_MEM_REF.
6335 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
6337 * tree.c (tree_contains_struct_check_failed): Remove spurious
6338 whitespace from error message.
6340 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6343 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
6344 instead of precision.
6346 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
6347 Nathan Sidwell <nathan@codesourcery.com>
6349 * emit-rtl.c (find_auto_inc): New.
6350 (try_split): recreate REG_INC notes,
6351 Use regular for loops rather than whiles.
6353 2007-03-03 Andreas Schwab <schwab@suse.de>
6355 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
6356 * configure: Regenerate.
6358 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6360 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
6361 flag_rounding_math, not flag_unsafe_math_optimizations.
6363 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
6365 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
6366 alpha_fold_vector_minmax): Likewise.
6367 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6368 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
6370 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6372 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
6373 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
6374 if the lhs has side-effects.
6375 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
6377 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6379 * config/i386/i386.h (TUNEMASK): Remove define.
6380 (ARCHMASK): Remove define.
6381 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
6382 Use ix86_arch_mask variable instead of ARCHMASK.
6383 * config/i386/i386.c (override_options): Ditto.
6384 (standard_80387_constant_p): Ditto.
6386 2007-03-02 Ian Lance Taylor <iant@google.com>
6388 Used signed infinities in VRP.
6389 * tree-vrp.c (uses_overflow_infinity): New static function.
6390 (supports_overflow_infinity): New static function.
6391 (make_overflow_infinity): New static function.
6392 (negative_overflow_infinity): New static function.
6393 (positive_overflow_infinity): New static function.
6394 (is_negative_overflow_infinity): New static function.
6395 (is_positive_overflow_infinity): New static function.
6396 (is_overflow_infinity): New static function.
6397 (overflow_infinity_range_p): New static function.
6398 (compare_values_warnv): New function split out of compare_values.
6399 (compare_value): Call it.
6400 (set_value_range_to_nonnegative): Add overflow_infinity
6401 parameter. Change caller.
6402 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
6404 (vrp_expr_computes_nonzero): Likewise.
6405 (compare_ranges, compare_range_with_value): Likewise.
6406 (compare_name_with_value, compare_names): Likewise.
6407 (vrp_evaluate_conditional): Likewise.
6408 (set_value_range): Handle infinity
6409 (vrp_operand_equal_p, operand_less_p): Likewise.
6410 (extract_range_from_assert): Likewise.
6411 (vrp_int_const_binop): Likewise.
6412 (extract_range_from_binary_expr): Likewise.
6413 (extract_range_from_unary_expr): Likewise.
6414 (extract_range_from_comparison): Likewise.
6415 (extract_range_from_expr): Likewise.
6416 (dump_value_range): Likewise.
6417 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
6418 (test_for_singularity): Likewise.
6419 (vrp_int_const_binop): Remove inline qualifier.
6420 (adjust_range_with_scev): Add comment.
6421 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
6423 2007-03-02 Diego Novillo <dnovillo@redhat.com>
6425 * tree-ssa-structalias.c (could_have_pointers): Tidy.
6426 (get_constraint_for): Likewise.
6427 (do_structure_copy): Likewise.
6428 (find_func_aliases): Fix references to MODIFY_EXPR.
6429 (intra_create_variable_infos): Tidy.
6430 * tree-ssa-operands.c (add_virtual_operand): Add argument
6432 When adding members of alias sets, if IS_CALL_SITE is true and
6433 the symbol is not call-clobbered, skip it.
6436 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6438 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
6439 entry by means of emit_insn_at_entry.
6441 2007-03-02 Richard Henderson <rth@redhat.com>
6443 * expr.h (promoted_input_arg): Remove decl.
6444 * function.c (promoted_input_arg): Merge into ...
6445 * combine.c (setup_incoming_promotions): ... only caller.
6446 Rearrange to avoid double loop.
6448 2007-03-02 Ben Elliston <bje@au.ibm.com>
6449 Peter Bergner <bergner@vnet.ibm.com>
6450 Janis Johnson <janis187@us.ibm.com>
6452 * config/rs6000/dfp.md: New file.
6453 * config/rs6000/rs6000.md: Include dfp.md.
6454 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
6455 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
6456 and TDmode decimal float modes in FP registers.
6457 (num_insns_constant): Likewise.
6458 (rs6000_legitimate_offset_address_p): Likewise.
6459 (rs6000_legitimize_address): Likewise.
6460 (rs6000_legitimize_reload_address): Likewise.
6461 (rs6000_legitimate_address): Likewise.
6462 (rs6000_emit_move): Likewise.
6463 (function_arg_boundary): Likewise.
6464 (function_arg_advance): Likewise.
6465 (rs6000_darwin64_record_arg_recurse): Likewise.
6466 (function_arg): Likewise.
6467 (rs6000_gimplify_va_arg): Likewise.
6468 (rs6000_split_multireg_move): Likewise.
6469 (rs6000_output_function_epilogue): Likewise.
6470 (rs6000_output_function_epilogue): Likewise.
6471 (rs6000_register_move_cost): Likewise.
6472 (rs6000_function_value): Likewise.
6473 (rs6000_libcall_value): Likewise.
6475 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6477 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
6479 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6481 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
6482 Use $MULTIDIR to choose between the kernel and RTP headers,
6483 and use $WIND_BASE and $WIND_USR to locate them.
6485 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6487 * config/i386/i386.c (override_options): Put initialization of
6488 ix86_tune_mask and ix86_arch_mask to the correct place.
6490 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6491 Michael Meissner <michael.meissner@amd.com>
6494 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
6496 (TARGET_CMOVE): Use ARCHMASK.
6497 (TARGET_CMPXCHG): Ditto.
6498 (TARGET_CMPXCHG8B): Ditto.
6499 (TARGET_XADD): Ditto.
6500 (TARGET_BSWAP): Ditto.
6501 * config/i386/i386.c (ix86_tune_mask): New global variable.
6502 (ix86_arch_mask): Ditto.
6503 (override_options): Initialize ix86_tune_mask and
6504 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
6507 2007-03-02 Ben Elliston <bje@au.ibm.com>
6510 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
6512 2007-03-02 Joseph Myers <joseph@codesourcery.com>
6514 * target.h (init_dwarf_reg_sizes_extra): New target hook.
6515 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
6516 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
6517 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
6519 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
6520 rs6000_init_dwarf_reg_sizes_extra): New.
6521 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
6522 SPE register high parts.
6524 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
6526 * Makefile.in: Add install-pdf target as
6527 copied from automake v1.10 rules.
6528 * configure.ac: Add install-pdf to target list.
6529 * configure: Regenerate.
6531 2007-03-01 Paul Brook <paul@codesourcery.com>
6533 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
6534 modes to LDRD for DImode.
6535 (output_move_double): Fixup out of range ldrd/strd.
6536 (vfp_secondary_reload_class): Rename...
6537 (coproc_secondary_reload_class): ... to this. Add wb argument.
6538 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
6539 coproc_secondary_reload_class for CLASS_IWMMXT.
6540 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
6541 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
6543 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6545 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
6546 factor by the estimated number of iterations.
6547 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
6550 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
6551 decode_caches_intel, detect_caches_intel): New functions.
6552 (host_detect_local_cpu): Use detect_caches_amd and
6553 detect_caches_intel.
6555 2007-03-01 Richard Henderson <rth@redhat.com>
6557 * expr.c (emit_move_complex_push): Export.
6558 (emit_move_complex_parts): Split out from ...
6559 (emit_move_complex): ... here.
6560 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
6561 * config/i386/i386.md (movcdi): New.
6563 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
6565 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
6566 size of mode1 to check for tieable modes in MMX case.
6568 2007-03-01 Richard Sandiford <richard@codesourcery.com>
6570 * Makefile.in (rtlanal.o): Depend on tree.h.
6571 * rtl.h (offset_within_section_p, split_const): Declare.
6572 * rtlanal.c: Include tree.h.
6573 (offset_within_block_p): New function, taken from
6574 mips_offset_within_object_p.
6575 (split_const): New function, taken from mips_split_const.
6576 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
6578 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6579 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
6580 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
6581 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6582 (m68k_illegitimate_symbolic_constant_p): New function.
6583 * config/m68k/m68k.md (movsi): Remove misleading predicates.
6584 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
6585 symbolic constant that might be outside the symbol's section,
6586 move the symbol first and then add the offset.
6587 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
6589 * config/mips/mips.c (mips_split_const): Delete.
6590 (mips_offset_within_object_p): Delete.
6591 (mips_symbolic_constant_p): Use offset_within_section_p and
6592 split_const instead of mips_offset_within_object_p and
6594 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
6595 (mips_legitimize_const_move, print_operand_reloc)
6596 (mips_dangerous_for_la25_p): Use split_const instead of
6599 2007-02-28 Eric Christopher <echristo@apple.com>
6601 * Makefile.in (install-include-dir): Don't rm -rf include.
6603 2007-02-28 Richard Guenther <rguenther@suse.de>
6606 * fold-const.c (fold_binary): Do not associate expressions
6607 with more than one variable for integer types that do not wrap.
6609 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
6611 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
6612 Delete, and replace with...
6613 (fold_builtin_call_array): This. Update callers to use it.
6614 * fold-const.c (fold_build_call_list): Delete, and replace with...
6615 (fold_build_call_array): This.
6616 (fold_build_call_list_initializer): Delete, and replace with...
6617 (fold_build_call_array_initializer): This.
6618 * tree.h: Update declarations to reflect above changes.
6620 * c-typeck.c (build_function_call): Store converted arguments
6621 in a stack-allocated array instead of building a list.
6622 (convert_arguments): Store arguments in the array passed in as an
6623 argument, and return the actual number of arguments.
6624 * c-format.c: (check_function_format): Pass arguments in an
6625 array instead of a list.
6626 * c-common.c (check_function_nonnull): Likewise.
6627 (check_function_sentinel): Likewise.
6628 (check_function_arguments): Likewise.
6629 * c-common.h: Update declarations to reflect above changes.
6631 2007-02-28 Jan Hubicka <jh@suse.cz>
6633 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
6634 PRED_NEGATIVE_RETURN): Update outcomes.
6636 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
6638 * calls.c (emit_library_call_value_1): Handle partial registers
6639 correctly when building up CALL_INSN_FUNCTION_USAGE.
6641 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6643 * pa/predicates.md (move_src_operand): Allow zero for mode.
6644 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
6647 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
6650 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
6651 *movv2df_internal): Enable pattern only for valid operand
6653 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
6654 tie only 128bit modes. For MMX registers, tie only 64bit modes.
6656 2007-02-27 Mike Stump <mrs@apple.com>
6658 * config/darwin-crt3.c: Avoid compilation when compiling for a
6661 2007-02-27 Joseph Myers <joseph@codesourcery.com>
6663 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
6665 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
6666 for fixed headers and limits.h.
6667 (install-include-dir, install-headers-tar, install-headers-cpio,
6668 install-headers-cp, real-install-headers-tar,
6669 real-install-headers-cpio, real-install-headers-cp): Handle
6670 include-fixed as well as include.
6671 (install-mkheaders): Don't install files that go only in include
6673 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
6674 from GCC_INCLUDE_DIR.
6675 * gcc.c (process_command): Remove special -BstageN/ handling.
6676 (do_spec_1): Add include-fixed directories.
6678 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6680 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
6682 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
6684 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
6687 2007-02-27 Mark Mitchell <mark@codesourcery.com>
6689 * c-common.c (get_priority): Add check for
6690 SUPPORTS_INIT_PRIORITY.
6692 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6694 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
6696 * config/bfin/bfin.c: Include "cfglayout.h".
6697 (MAX_LSETUP_DISTANCE): New macro.
6698 (struct loop_info): New members incoming, incoming_src and
6699 incoming_dest. Delete member predecessor.
6700 (length_for_loop): New function.
6701 (bfin_optimize_loop): Handle more different loop structures.
6702 (bfin_discover_loop): Rework detection of predecessor blocks by
6703 examining incoming edges.
6704 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
6706 (bfin_reorder_loops): New function.
6707 (bfin_reorg_loops): Use these three new functions.
6709 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
6710 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
6711 (CONSTRAINT_LEN): Add entry for 'q'.
6712 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
6713 Add 'q' constraints.
6714 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
6715 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
6717 * config/bfin/bfin.md (add_with_carry): New pattern.
6718 (s_or_u, su_optab, su_modifier): New code macros/attrs.
6719 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
6720 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
6721 support unsigned multiplies too. Removed incorrect commutativity from
6722 operand 1 constraint where appropriate.
6723 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
6725 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
6726 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
6728 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
6729 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
6730 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
6731 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
6732 usmulhisi_hh_huh): New patterns.
6734 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
6735 lshifthi3): Fix output template to use half reg for operand 2.
6737 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
6740 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
6742 2007-02-27 Andreas Schwab <schwab@suse.de>
6744 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
6746 2007-02-27 Jan Hubicka <jh@suse.cz>
6748 * predict.c (last_basic_block_p): Remove.
6749 (tree_estimate_probability): Update return heuristic for commonized
6752 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6754 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
6756 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6758 * doc/include/gcc-common.texi (versionsubtitle): New macro.
6759 * doc/cpp.texi: Standardize title page.
6760 * doc/cppinternals.texi: Likewise.
6761 * doc/gcc.texi: Standardize title page, remove version number
6762 from copyright page.
6763 * doc/gccint.texi: Likewise.
6764 * doc/install.texi: Standardize title page, add table of
6767 2007-02-26 Jan Hubicka <jh@suse.cz>
6769 * predict.def: Set outcomes according to more recent results.
6770 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6771 Remove dead predictors.
6772 * predict.c (return_prediction): Fix pasto.
6774 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6776 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6777 change; avoid a memory leak when returning early.
6779 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6781 * c-decl.c (static_ctors): Move to c-common.c.
6782 (static_dtors): Likewise.
6783 (finish_function): Use c_record_cdtor_fn.
6784 (build_cdtor): Move to c-common.c.
6785 (c_write_global_declarations): Use c_build_cdtor_fns.
6786 * c-common.h (static_ctors): Declare.
6787 (static_dtors): Likewise.
6788 (c_record_cdtor_fn): Likewise.
6789 (c_build_cdtor_fns): Likewise.
6790 * c-common.c (static_ctors): New variable.
6791 (static_dtors): Likewise.
6792 (c_record_cdtor_fn): New function.
6793 (build_cdtor): Move from c-decl.c
6794 (c_build_cdtor_fns): New function.
6796 * output.h (assemble_addr_to_section): Declare.
6797 (get_cdtor_priority_section): Likewise.
6798 * varasm.c (assemble_addr_to_section): New function.
6799 (get_cdtor_priority_section): Likewise.
6800 (default_named_section_asm_out_destructor): Use them.
6801 (destor_dtor_section_asm_out_destructor): Likewise.
6802 (default_named_section_asm_out_constructor): Likewise.
6803 (default_ctor_section_asm_out_constructor): Likewise.
6804 * config.gcc (*-*-vxworks*): Include vxworks.o.
6805 * config/t-vxworks (vxworks.o): New target.
6806 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6807 (TARGET_ASM_CONSTRUCTOR): Define.
6808 (TARGET_ASM_DESTRUCTOR): Likewise.
6809 (vxworks_asm_out_constructor): Declare.
6810 (vxworks_asm_out_destructor): Likewise.
6812 * c-common.c (get_priority): Check that we have not just an
6813 INTEGER_CST, but an integer constant with integeral type.
6815 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6817 PR tree-optimization/30938
6818 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6819 use &dt[nargs-1] instead of &dt[nargs] in the call to
6820 vect_is_simple_use().
6822 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6824 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6825 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6826 Do not attempt to handle MEM inside auto-inc expressions.
6827 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6828 of a register modified by an auto-inc expression. However, do handle
6829 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6830 (elimination_effects): Prohibit elimination of a register modified
6831 by an auto-inc expression. Disable register elimination rules whose
6832 target register is modified by an auto-inc expression with variable
6835 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6837 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6839 (array_at_struct_end_p): New function.
6840 (idx_infer_loop_bounds): Use it.
6841 (estimate_numbers_of_iterations_loop): Export.
6842 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6843 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6844 (tree_estimate_probability): Call record_loop_exits.
6845 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6846 (estimated_loop_iterations, estimated_loop_iterations_int,
6847 estimated_loop_iterations_tree): New functions.
6848 (analyze_siv_subscript_cst_affine,
6849 compute_overlap_steps_for_affine_1_2,
6850 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6851 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6852 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6853 (PRED_LOOP_ITERATIONS_GUESSED): New.
6854 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6855 * cfgloop.h (estimate_numbers_of_iterations_loop,
6856 estimated_loop_iterations_int): Declare.
6858 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6860 * doc/extend.texi: Document optional priority argument to
6861 constructors and destructors.
6862 * tree.c (init_priority_for_decl): Adjust GTY markers.
6863 (init_ttree): Use priority-info hash functions for
6864 init_priority_for_decl.
6865 (tree_map_eq): Rename to ...
6866 (tree_map_base_eq): ... this.
6867 (tree_map_marked_p): Rename to ...
6868 (tree_map_base_marked_p): ... this.
6869 (tree_map_base_hash): New function.
6870 (decl_init_priority_lookup): Rework.
6871 (decl_fini_priority_lookup): New function.
6872 (decl_priority_info): New function.
6873 (decl_init_priority_insert): Use it.
6874 (decl_fini_priority_insert): Likewise.
6875 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6877 (decl_restrict_base_insert): Likewise.
6878 (decl_debug_expr_insert): Likewise.
6879 (decl_value_expr_lookup): Likewise.
6880 (decl_value_expr_insert): Likewise.
6881 * tree.h (priority_type): New type.
6882 (decl_init_priority_lookup): Use priority_type.
6883 (decl_fini_priority_lookup): New function.
6884 (decl_init_priority_insert): Use priority_type.
6885 (decl_fini_priority_insert): New function.
6886 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6887 (DECL_INIT_PRIORITY): Likewise.
6888 (SET_DECL_INIT_PRIORITY): Add comment.
6889 (DECL_FINI_PRIORITY): New macro.
6890 (SET_DECL_FINI_PRIORITY): Likewise.
6891 (DEFAULT_INIT_PRIORITY): Document.
6892 (MAX_INIT_PRIORITY): Likewise.
6893 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6894 (tree_map_base): New type.
6895 (tree_map_base_eq): New function.
6896 (tree_map_base_hash): Likewise.
6897 (tree_map_base_marked_p): Likewise.
6898 (tree_map): Inherit from tree_map_base.
6899 (tree_map_eq): Make it a macro.
6900 (tree_map_marked_p): Likewise.
6901 (tree_int_map): Inherit from tree_map_base.
6902 (tree_int_map_eq): Make it a macro.
6903 (tree_int_map_hash): Likewise.
6904 (tree_int_map_marked_p): Likewise.
6905 (tree_priority_map): New type.
6906 (tree_priority_map_eq): New macro.
6907 (tree_priority_map_hash): Likewise.
6908 (tree_priority_map_marked_p): Likewise.
6909 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6911 (emutls_common_1): Likewise.
6912 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6913 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6914 of tree_map hierarchy.
6915 * tree-cfg.c (move_stmt_r): Likewise.
6916 (new_label_mapper): Likewise.
6917 * c-tree.h (c_expand_body): Move to ...
6918 * c-common.h (c_expand_body): ... here.
6919 * c-decl.c (c_expand_body): Move to ...
6920 * c-common.c (c_expand_body): ... here.
6921 (c_common_attribute_table): Allow 1 argument for the constructor
6922 and destructor attributes.
6923 (get_priority): New function.
6924 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6925 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6927 2007-02-24 Jan Hubicka <jh@suse.cz>
6930 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6932 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6933 Jan Hubicka <jh@suse.cz>
6936 * i386.c (counter_mode): New function.
6937 (expand_set_or_movmem_via_loop): Use it.
6938 (expand_movmem_epilogue): Likewise; fix pasto.
6939 (ix86_expand_movmem): Do emit guard even for constant counts.
6940 (ix86_expand_setmem): Likewise.
6942 2007-02-25 Nick Clifton <nickc@redhat.com>
6944 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6945 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6947 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6950 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6951 count argument with 0x10, not with 0x16.
6952 (expand_setmem_epilogue): Ditto.
6954 2007-02-24 Mike Stump <mrs@apple.com>
6956 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6959 2007-02-24 Richard Guenther <rguenther@suse.de>
6962 * fold-const.c (fold_binary): Fold x +- CST op x for
6963 EQ_EXPR and NE_EXPR.
6965 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6967 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6969 2007-02-24 Jan Hubicka <jh@suse.cz>
6971 * cgraphunit.c (decide_is_function_needed): Honor
6972 -fkeep-inline-functions.
6974 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6976 * builtins.c (fold_builtin_modf): New.
6977 (fold_builtin_2): Use it.
6979 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6981 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6982 (determine_max_iter): Take additional LOOP arg; all callers changed.
6983 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6984 one using simplifications.
6985 (simplify_using_initial_values): Return if the expression becomes
6986 invalid due to altered regs.
6988 2007-02-23 DJ Delorie <dj@redhat.com>
6990 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6992 2007-02-23 Mike Stump <mrs@apple.com>
6994 * tlink.c (scan_linker_output): Parse linker messages from
6995 darwin9's linker better.
6997 2007-02-23 Steve Ellcey <sje@cup.hp.com>
7000 * varpool.c (varpool_assemble_pending_decls): Set
7001 varpool_last_needed_node to null.
7003 2007-02-23 DJ Delorie <dj@redhat.com>
7005 * config/i386/i386.c (ix86_data_alignment): Don't specify an
7006 alignment bigger than the object file can handle.
7008 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
7011 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
7012 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
7013 (*movsf_1): Penalize MMX moves.
7015 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
7017 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
7018 2^32-1 or more times unless flag_unsafe_loop_optimizations.
7020 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
7022 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7024 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
7025 (fold_builtin_1): Use them.
7026 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
7027 BUILT_IN_SIGNIFICAND.
7029 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
7031 * config/i386/i386.c (bdesc_1arg): Initialize
7032 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
7033 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
7034 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
7035 and IX86_BUILTIN_MOVSLDUP.
7037 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
7039 PR rtl-optimization/30841
7040 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
7042 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7044 * builtins.c (fold_builtin_frexp): New.
7045 (fold_builtin_2): Use it.
7047 2007-02-22 Mark Mitchell <mark@codesourcery.com>
7049 * doc/invoke.texi (Spec Files): Document getenv spec function.
7051 * gcc.c (getenv_spec_function): New function.
7052 (static_spec_functions): Add it.
7053 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
7054 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
7057 2007-02-22 Michael Matz <matz@suse.de
7060 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
7061 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
7063 2007-02-22 Ian Lance Taylor <iant@google.com>
7066 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
7067 (mem_loc_descriptor): Call it.
7069 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
7070 Ira Rosen <irar@il.ibm.com>
7072 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
7074 2007-02-22 Ira Rosen <irar@il.ibm.com>
7076 PR tree-optimization/30843
7077 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
7078 stores only after all the group is vectorized.
7080 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
7082 PR tree-optimization/30858
7083 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
7084 in the reduction cycle have a single use in the loop.
7085 * tree-vectorizer.h (relevant): Add documentation.
7087 2007-02-20 Mike Stump <mrs@apple.com>
7089 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
7090 * configure: Regenerate.
7092 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7094 Change the defaults of some parameters and options.
7095 * config/spu/spu-protos.h (spu_optimization_options): Declare.
7096 * config/spu/spu.c (spu_optimization_options): Add.
7097 (spu_override_options): Change params in spu_optimization_options.
7098 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
7100 Register 127 is only 16 byte aligned when used as a frame pointer.
7101 * config/spu/spu-protos.h (spu_init_expanders): Declare.
7102 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
7103 HARD_FRAME_POINTER_REGNUM.
7104 (spu_legitimate_address): Use regno_aligned_for_reload.
7105 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
7106 aligned when frame_pointer_needed is true.
7107 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
7109 * config/spu/spu.h (INIT_EXPANDERS): Define.
7111 Make sure shift and rotate instructions have valid immediate operands.
7112 * config/spu/predicates.md (spu_shift_operand): Remove.
7113 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
7114 * config/spu/constraints.md (W, O): Extend range.
7115 * config/spu/spu.md (umask, nmask): Define.
7116 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
7117 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
7118 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
7119 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
7120 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
7121 (lshr<mode>3_reg): Fix rtl description.
7123 Make sure mulhisi immediate operands are valid.
7124 * config/spu/predicates.md (imm_K_operand): Add.
7125 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
7127 Generate constants using fsmbi and andi.
7128 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
7129 (print_operand, spu_split_immediate, classify_immediate,
7130 fsmbi_const_p): Handle IC_FSMBI2.
7132 Correctly handle a CONST_VECTOR containing symbols.
7133 * config/spu/spu.c (print_operand): Handle HIGH correctly.
7134 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
7135 (immediate_load_p): Allow symbols that use 2 instructions to create.
7136 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
7137 with symbols when flag_pic is set.
7138 (const_vector_immediate_p): New.
7139 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
7140 accept a CONST_VECTOR with symbols.
7141 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
7142 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
7144 * config/spu/spu.md (high, low): Delete.
7145 (low_<mode>): Define.
7147 Remove INTRmode and INTR_REGNUM, which didn't work.
7148 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
7150 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
7151 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
7152 peephole2 pattern): Don't use INTR or 131.
7153 (movintrcc): Delete.
7154 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
7155 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
7156 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
7157 (UNSPEC_SET_INTR): Add.
7158 * config/spu/spu-modes.def (INTR): Remove.
7160 More accurate warnings about run-time relocations.
7161 * config/spu/spu.c (reloc_diagnostic): Test in_section.
7163 Correctly warn about immediate arguments to specific intrinsics.
7164 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
7165 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
7166 the instruction predicate.
7168 Fix tree check errors with latest update.
7169 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
7171 (spu_expand_builtin): Use CALL_EXPR_FN.
7173 Add missing specific intrinsics.
7174 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
7176 * config/spu/spu_internals.h: Ditto.
7178 Fix incorrect operand modifiers.
7179 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
7180 * config/spu/spu.md (xor<mode>3): Change %S to %J.
7182 Optimize one case of zero_extend of a vec_select.
7183 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
7185 Accept any immediate for hbr.
7186 * config/spu/spu.md (hbr): Change s constraints to i.
7188 2007-02-21 Paul Brook <paul@codesourcery.com>
7190 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
7191 condexec_count when skipping USE and CLOBBER.
7193 2007-02-21 Nick Clifton <nickc@redhat.com>
7195 * common.opt (Warray-bounds): Add Warning attribute.
7196 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
7198 (fsized-zeroes): Add Optimization attribute.
7199 (fsplit-wide-types, ftree-scev-cprop): Likewise.
7200 * c.opt (Wc++0x-compat): Add Warning attribute.
7202 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7205 * reload1.c (eliminate_regs_in_insn): In the single_set special
7206 case, attempt to re-recognize the insn before falling back to
7207 having reload fix it up.
7209 2007-02-20 Eric Christopher <echristo@gmail.com>
7211 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
7212 Rewrite accordingly.
7213 (frv_read_iacc_argument): Ditto.
7214 (frv_expand_set_builtin): Take a call instead of arglist, update for
7216 (frv_expand_unop_builtin): Ditto.
7217 (frv_expand_binop_builtin): Ditto.
7218 (frv_expand_cut_builtin): Ditto.
7219 (frv_expand_binopimm_builtin): Ditto.
7220 (frv_expand_voidbinop_builtin): Ditto.
7221 (frv_expand_int_void2arg): Ditto.
7222 (frv_expand_prefetches): Ditto.
7223 (frv_expand_voidtriop_builtin): Ditto.
7224 (frv_expand_voidaccop_builtin): Ditto.
7225 (frv_expand_load_builtin): Ditto.
7226 (frv_expand_store_builtin): Ditto.
7227 (frv_expand_mdpackh_builtin): Ditto.
7228 (frv_expand_mclracc_builtin): Ditto.
7229 (frv_expand_mrdacc_builtin): Ditto.
7230 (frv_expand_mwtacc_builtin): Ditto.
7231 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
7234 2007-02-20 Janis Johnson <janis187@us.ibm.com>
7236 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
7237 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
7239 (HAVE_GAS_DFP): Check for assembler support of decimal floating
7241 * configure: Regenerate.
7242 * config.in: Regenerate.
7243 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
7244 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
7245 masks to power6 and power6x and to POWERPC_MASKS.
7246 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7248 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
7249 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
7250 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7251 Access PROTOTYPE as variable, not mask.
7253 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7255 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
7256 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
7257 * combine.c (adjust_for_new_dest): Use it.
7258 * postreload.c (reload_combine): Likewise.
7260 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7262 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
7263 notes on an insn with multiple sets, even if single_set returns
7264 non-NULL for that insn.
7266 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7268 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
7271 2007-02-20 Geoffrey Keating <geoffk@apple.com>
7273 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
7274 if user didn't pass it.
7275 * config/i386/darwin.h (CC1_SPEC): Likewise.
7276 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
7277 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
7278 -mmacosx-version-min.
7280 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7281 Uros Bizjak <ubizjak@gmail.com>
7283 * optabs.h (enum optab_index): Add new OTI_scalb.
7284 (scalb_optab): Define corresponding macro.
7285 * optabs.c (init_optabs): Initialize scalb_optab.
7286 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
7288 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
7289 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
7290 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
7291 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
7292 flag_unsafe_math_optimizations is set.
7294 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
7295 to implement scalbf, scalb and scalbl built-ins as inline x87
7298 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7299 DJ Delorie <dj@redhat.com>
7302 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
7303 (diagnostic_report_diagnostic): ... here, and turn them into real
7304 errors. If warnings are inhibited, no need to do anything.
7306 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
7308 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
7309 better code generation.
7311 2007-02-20 Ben Elliston <bje@au.ibm.com>
7313 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
7315 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
7317 * config/alpha/alpha.c, config/alpha/alpha.md,
7318 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
7319 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
7320 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
7321 config/arm/lib1funcs.asm: Follow spelling conventions.
7323 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
7324 config/fr30/fr30.md, config/i386/i386.h,
7325 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7326 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
7327 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
7328 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
7329 config/rs6000/altivec.md, config/rs6000/rs6000.c,
7330 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
7331 config/sparc/sparc.c, config/sparc/sparc.h,
7332 config/sparc/sparc.md, config/spu/constraints.md,
7333 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
7336 2007-02-20 Alan Modra <amodra@bigpond.net.au>
7339 * varasm.c (use_blocks_for_decl_p): Return false for decls with
7342 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7344 * doc/invoke.texi (-ftree-lrs): Remove.
7346 2007-02-19 Diego Novillo <dnovillo@redhat.com>
7348 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
7351 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
7353 * config/ia64/ia64.c (ia64_expand_builtin): Use the
7354 new CALL_EXPR_FN macro for retrieving the function
7355 declaration of the input expression.
7357 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7359 * c.opt (Waddress): New.
7360 * common.opt (Walways-true): Delete.
7361 (Wstring-literal-comparison): Delete.
7362 * doc/invoke.texi (Warning Options): Delete -Walways-true and
7363 -Wstring-literal-comparison. Add -Waddress.
7365 (Walways-true): Delete.
7366 (Wstring-literal-comparison): Delete.
7367 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
7368 consistently instead of -Walways-true in example.
7369 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
7370 * c-typeck.c (parser_build_binary_op): Replace
7371 -Wstring-literal-comparison and -Walways-true with -Waddress.
7372 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
7375 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7377 * tree-cfg.c (dump_function_to_file): Be prepared for functions
7378 without DECL_STRUCT_FUNCTION initialized.
7380 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7382 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
7383 due to calls to functions taking pointers as parameters.
7385 2007-02-19 Richard Henderson <rth@redhat.com>
7388 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
7391 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
7393 * config/s390/s390.c (s390_call_saved_register_used,
7394 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
7395 accessed to the new scheme.
7397 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7399 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
7400 (cris_print_index, cris_print_operand, cris_print_operand_address)
7401 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
7402 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
7403 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
7405 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
7406 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
7407 GO_IF_LEGITIMATE_ADDRESS): Ditto.
7408 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
7409 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
7410 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
7411 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
7412 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
7413 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
7414 (uminsi3, call, call_value): Ditto.
7415 (define_split: indir_to_reg_split, unnamed): Ditto.
7417 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
7419 PR tree-optimization/30975
7420 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
7423 2007-02-18 Eric Christopher <echristo@gmail.com>
7425 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
7426 Remove use of arglist.
7427 (mips_expand_builtin): Remove use of arglist, pass in expr.
7428 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
7429 (mips_expand_builtin_movtf): Ditto.
7430 (mips_expand_builtin_compare): Ditto.
7432 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7434 * tree-sra.c (sra_build_assignment): Replace assertion
7435 checking with a comment explaining why it can't be done.
7437 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7440 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
7441 during CALL_EXPR representation conversion.
7442 * tree-ssa-propagate.c (set_rhs): Likewise.
7444 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7446 * tree-sra.c (sra_build_assignment): Disable assertion checking
7449 2007-02-18 Roger Sayle <roger@eyesopen.com>
7451 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
7452 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7453 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
7455 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
7456 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
7457 gimplify_init_ctor_eval_range, gimple_push_cleanup,
7458 gimplify_omp_for, gimplify_omp_atomic_pipeline,
7459 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
7460 force_gimple_operand): Likewise.
7461 * ipa-cp.c (constant_val_insert): Likewise.
7462 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
7463 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
7464 perfect_nestify): Likewise.
7465 * langhooks.c (lhd_omp_assignment): Likewise.
7466 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
7467 lower_copyprivate_clauses, lower_send_clauses,
7468 lower_send_shared_vars, expand_parallel_call,
7469 expand_omp_for_generic, expand_omp_for_static_nochunk,
7470 expand_omp_for_static_chunk, expand_omp_sections,
7471 lower_omp_single_copy, lower_omp_for_lastprivate,
7472 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
7473 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7474 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
7477 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7479 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
7480 config/sh/sh.md: Follow spelling conventions.
7482 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
7483 config/frv/predicates.md: Follow spelling conventions.
7485 * config/m68k/linux-unwind.h: Fix a comment typo.
7486 * target.h: Follow spelling conventions.
7488 2007-02-18 Roger Sayle <roger@eyesopen.com>
7490 PR rtl-optimization/28173
7491 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
7492 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
7493 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
7494 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
7495 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
7497 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7499 * builtins.c (fold_builtin_load_exponent): New.
7500 (fold_builtin_2): Use it.
7502 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
7504 PR rtl-optimization/30773
7505 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
7506 if we fail to attach a REG_EQUIV note.
7508 2007-02-18 David Edelsohn <edelsohn@gnu.org>
7509 Roger Sayle <roger@eyesopen.com>
7511 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
7513 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7515 * calls.c (initialize_argument_information): Pass original EXP
7516 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
7517 code to split complex arguments here, as part of initializing the
7519 (expand_call): Remove code that builds a list of arguments and
7520 inserts implicit arguments into it. Instead, just count how many
7521 implicit arguments there will be so we can determine the size of
7522 the ARGS array, and let initialize_argument_information do the work.
7523 (split_complex_values): Delete unused function.
7525 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7527 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
7529 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7531 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
7532 for arg pointer based indexed addressing.
7534 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7536 * config/ia64/ia64.h, config/ia64/ia64.md,
7537 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
7538 spelling conventions.
7540 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7542 * config/m68k/m68k.c (split_di): New.
7543 * config/m68k/m68k-protos.h: Declare split_di.
7544 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
7545 Improve predicate handling and split constant shifts.
7547 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7549 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
7550 parameter for register bitfield operations, general predicates
7553 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7555 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
7556 * config/m68k/linux-unwind.h: New file.
7558 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7560 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
7561 config/i386/athlon.md, config/ia64/ia64.md,
7562 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
7563 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
7564 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
7565 tree-ssa-loop-niter.c, tree-vect-analyze.c,
7566 tree-vect-transform.c: Fix comment typos.
7568 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
7570 * sched-deps.c (find_insn_list): Remove.
7571 * sched-int.h: Remove the prototype for find_insn_list.
7573 2007-02-16 Geoffrey Keating <geoffk@apple.com>
7575 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
7577 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
7578 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
7579 darwin_rs6000_override_options.
7580 (C_COMMON_OVERRIDE_OPTIONS): Expect
7581 darwin_macosx_version_min to be non-NULL always.
7582 (TARGET_C99_FUNCTIONS): Likewise.
7583 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
7584 (DARWIN_MINVERSION_SPEC): New.
7585 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
7586 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
7588 (DARWIN_MINVERSION_SPEC): New.
7589 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
7591 * config/darwin-c.c (darwin_cpp_builtins): Expect
7592 darwin_macosx_version_min to be non-NULL always.
7594 * config/rs6000/rs6000.c: Clean up trailing whitespace.
7596 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
7598 * config/i386/i386.h (x86_use_xchgb): New.
7599 (TARGET_USE_XCHGB): New macro.
7600 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
7601 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
7602 Split after reload into bswaphi for shifts of 8.
7603 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
7604 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
7605 or when optimizing for size.
7607 2007-02-16 Richard Guenther <rguenther@suse.de>
7608 Christian Bruel <christian.bruel@st.com>
7610 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
7611 DECLs but prefer SSA_NAMEs over DECLs.
7613 2007-02-16 Richard Guenther <rguenther@suse.de>
7615 * tree-flow-inline.h (single_imm_use_p): Remove.
7616 (zero_imm_uses_p): Likewise.
7617 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
7618 instead of single_imm_use_p.
7619 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
7622 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7625 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
7626 nested double- and backquotes.
7628 2007-02-15 Roger Sayle <roger@eyesopen.com>
7631 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
7632 should be unreachable.
7633 (build2_stat): Allow construction of MODIFY_EXPR at any time.
7634 For the time being redirect GIMPLE_MODIFY_STMT to the new
7635 (renamed) build_gimple_modify_stmt_stat.
7636 (build2_gimple_stat): Rename to...
7637 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
7638 Always build a GIMPLE_MODIFY_STMT node.
7639 * tree.h (build2_gimple, build2_gimple_stat): Delete.
7640 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
7643 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
7644 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
7645 * tree-complex.c (set_component_ssa_name, expand_complex_move,
7646 expand_complex_div_wide): Likewise.
7647 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
7648 * tree-ssa-loop-im.c (schedule_sm): Likewise.
7649 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
7650 * tree-ssa-loop-manip.c (create_iv): Likewise.
7651 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
7652 abs_replacement): Likewise.
7653 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
7654 realify_fake_stores): Likewise.
7656 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
7657 node rather than a GIMPLE_MODIFY_STMT node.
7658 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
7659 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
7661 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
7662 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
7665 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7668 * fold-const.c (fold_comparison): Add back the
7669 folding of constant complex comparisions.
7671 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7674 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
7675 effects unknown to this function, return early.
7677 2007-02-15 Ian Lance Taylor <iant@google.com>
7679 * lower-subreg.c (move_eh_region_note): New static function.
7680 (resolve_simple_move): Call it.
7681 (decompose_multiword_subregs): Track blocks for which we resolve a
7682 simple move which is also a control flow insn. Pass them to
7683 find_many_sub_basic_blocks.
7684 (pass_lower_subreg): Add TODO_verify_flow.
7685 (pass_lower_subreg2): Likewise.
7687 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7688 Brooks Moses <brooks.moses@codesourcery.com>
7689 Lee Millward <lee.millward@codesourcery.com>
7691 * tree.h (enum tree_code_class): Add tcc_vl_exp.
7692 (VL_EXP_CLASS_P): New.
7693 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
7695 (TREE_OPERAND_CHECK_CODE): Likewise.
7696 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
7697 (TREE_RTL_OPERAND_CHECK): Likewise.
7698 (tree_operand_check_failed): Make second parameter the whole tree
7699 instead of its code. Fixed callers.
7700 (VL_EXP_CHECK): New.
7701 (TREE_OPERAND_LENGTH): New.
7702 (VL_EXP_OPERAND_LENGTH): New.
7703 (CALL_EXPR_FN): New.
7704 (CALL_EXPR_STATIC_CHAIN): New.
7705 (CALL_EXPR_ARGS): New.
7706 (CALL_EXPR_ARG): New.
7707 (call_expr_nargs): New.
7708 (CALL_EXPR_ARGP): New.
7709 (build_nt_call_list): Declare.
7710 (build_vl_exp_stat): Declare.
7711 (build_vl_exp): New.
7712 (build_call_list): Declare.
7713 (build_call_nary): Declare.
7714 (build_call_valist): Declare.
7715 (build_call_array): Declare.
7716 (call_expr_arg): Declare.
7717 (call_expr_argp): Declare.
7718 (call_expr_arglist): Declare.
7719 (fold_build_call_list): Declare.
7720 (fold_build_call_list_initializer): Declare.
7721 (fold_call_expr): Declare to replace fold_builtin.
7722 (fold_builtin_fputs): Update to agree with modified definition.
7723 (fold_builtin_strcpy): Likewise.
7724 (fold_builtin_strncpy): Likewise.
7725 (fold_builtin_memory_chk): Likewise.
7726 (fold_builtin_stxcpy_chk): Likewise.
7727 (fold_builtin_strncpy_chk): Likewise.
7728 (fold_builtin_next_arg): Likewise.
7729 (fold_build_call_expr): Declare.
7730 (fold_builtin_call_list): Declare.
7731 (fold_builtin_call_valist): Declare.
7732 (build_call_expr): Declare.
7733 (validate_arglist): Update to agree with modified definition.
7734 (tree_operand_length): New.
7735 (call_expr_arg_iterator): New.
7736 (init_call_expr_arg_iterator): New.
7737 (next_call_expr_arg): New.
7738 (first_call_expr_arg): New.
7739 (more_call_expr_args_p): New.
7740 (FOR_EACH_CALL_EXPR_ARG): New.
7742 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
7743 and tcc_gimple_stmt.
7744 (tree_code_size): Update documentation. Use sizeof (tree) rather
7745 than sizeof (char *).
7746 (tree_size): Likewise. Add case for tcc_vl_exp.
7747 (tree_node_structure): Add case for tcc_vl_exp.
7748 (contains_placeholder_p): Likewise.
7749 (substitute_in_expr): Likewise.
7750 (substitute_placeholder_in_expr): Likewise.
7751 (stabilize_reference_1): Likewise.
7752 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
7753 to diagnose breakage of this interface for constructing CALL_EXPRs.
7754 (build_nt): Add similar assertion here.
7755 (build_nt_call_list): New.
7756 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
7757 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
7759 (get_callee_fndecl): Use new CALL_EXPR accessors.
7760 (tree_operand_check_failed): Change parameters to pass entire node
7761 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
7762 (process_call_operands): New.
7763 (build_vl_exp_stat): New.
7764 (build_call_list): New.
7765 (build_call_nary): New.
7766 (build_call_valist): New.
7767 (build_call_array): New.
7768 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7769 (call_expr_arglist): New.
7771 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7772 tcc_vl_exp instead of a fixed-size tcc_expression.
7774 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7775 accessors for CALL_EXPRs.
7776 (AGGR_INIT_EXPR): Likewise.
7778 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7779 Brooks Moses <brooks.moses@codesourcery.com>
7780 Lee Millward <lee.millward@codesourcery.com>
7782 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7783 (expand_builtin_nonlocal_goto): Change parameter to be entire
7784 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7785 (expand_builtin_prefetch): Likewise.
7786 (expand_builtin_classify_type): Likewise.
7787 (mathfn_built_in): Return NULL_TREE instead of 0.
7788 (expand_errno_check): Use new CALL_EXPR accessors.
7789 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7790 Return NULL_RTX instead of 0.
7791 (expand_builtin_mathfn_2): Likewise.
7792 (expand_builtin_mathfn_3): Likewise.
7793 (expand_builtin_interclass_mathfn): Likewise.
7794 (expand_builtin_sincos): Likewise.
7795 (expand_builtin_cexpi): Likewise.
7796 (expand_builtin_int_roundingfn): Likewise.
7797 (expand_builtin_int_roundingfn_2): Likewise.
7798 (expand_builtin_pow): Likewise.
7799 (expand_builtin_powi): Likewise.
7800 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7801 of arglist, fixing callers appropriately. Use new CALL_EXPR
7802 accessors and constructors. Return NULL_RTX instead of 0.
7803 (expand_builtin_strstr): Likewise.
7804 (expand_builtin_strchr): Likewise.
7805 (expand_builtin_strrchr): Likewise.
7806 (expand_builtin_strpbrk): Likewise.
7807 (expand_builtin_memcpy): Likewise.
7808 (expand_builtin_mempcpy): Likewise.
7809 (expand_builtin_mempcpy_args): New.
7810 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7811 (expand_builtin_memmove_args): New.
7812 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7813 (expand_movstr): Likewise.
7814 (expand_builtin_strcpy): Likewise.
7815 (expand_builtin_strcpy_args): New.
7816 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7817 (expand_builtin_strncpy): Likewise.
7818 (expand_builtin_memset): Likewise.
7819 (expand_builtin_memset_args): New.
7820 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7821 (expand_builtin_memcmp): Likewise.
7822 (expand_builtin_strcmp): Likewise.
7823 (expand_builtin_strncmp): Likewise.
7824 (expand_builtin_strcat): Likewise.
7825 (expand_builtin_strncat): Likewise.
7826 (expand_builtin_strspn): Likewise.
7827 (expand_builtin_strcspn): Likewise.
7828 (expand_builtin_args_info): Likewise.
7829 (expand_builtin_va_start): Likewise.
7830 (gimplify_va_arg_expr): Likewise.
7831 (expand_builtin_va_end): Likewise.
7832 (expand_builtin_va_copy): Likewise.
7833 (expand_builtin_frame_address): Likewise.
7834 (expand_builtin_alloca): Likewise.
7835 (expand_builtin_bswap): Likewise.
7836 (expand_builtin_unop): Likewise.
7837 (expand_builtin_fputs): Likewise.
7838 (expand_builtin_expect): Likewise.
7839 (expand_builtin_fabs): Likewise.
7840 (expand_builtin_copysign): Likewise.
7841 (expand_builtin_printf): Likewise.
7842 (expand_builtin_fprintf): Likewise.
7843 (expand_builtin_sprintf): Likewise.
7844 (expand_builtin_init_trampoline): Likewise.
7845 (expand_builtin_signbit): Likewise.
7846 (expand_builtin_fork_or_exec): Likewise.
7847 (expand_builtin_sync_operation): Likewise.
7848 (expand_builtin_compare_and_swap): Likewise.
7849 (expand_builtin_lock_test_and_set): Likewise.
7850 (expand_builtin_lock_release): Likewise.
7851 (expand_builtin): Likewise.
7852 (builtin_mathfn_code): Likewise.
7854 (fold_builtin_constant_p): Pass call arguments individually instead
7855 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7856 accessors and constructors. Return NULL_TREE instead of 0.
7857 (fold_builtin_expect): Likewise.
7858 (fold_builtin_classify_type): Likewise.
7859 (fold_builtin_strlen): Likewise.
7860 (fold_builtin_nan): Likewise.
7861 (integer_valued_real_p): Likewise.
7862 (fold_trunc_transparent_mathfn): Likewise.
7863 (fold_fixed_mathfn): Likewise.
7864 (fold_builtin_cabs): Likewise.
7865 (fold_builtin_sqrt): Likewise.
7866 (fold_builtin_cbrt): Likewise.
7867 (fold_builtin_cos): Likewise.
7868 (fold_builtin_cosh): Likewise.
7869 (fold_builtin_tan): Likewise.
7870 (fold_builtin_sincos): Likewise.
7871 (fold_builtin_cexp): Likewise.
7872 (fold_builtin_trunc): Likewise.
7873 (fold_builtin_floor): Likewise.
7874 (fold_builtin_ceil): Likewise.
7875 (fold_builtin_round): Likewise.
7876 (fold_builtin_int_roundingfn): Likewise.
7877 (fold_builtin_bitop): Likewise.
7878 (fold_builtin_bswap): Likewise.
7879 (fold_builtin_logarithm): Likewise.
7880 (fold_builtin_hypot): Likewise.
7881 (fold_builtin_pow): Likewise.
7882 (fold_builtin_powi): Likewise.
7883 (fold_builtin_exponent): Likewise.
7884 (fold_builtin_memset): Likewise.
7885 (fold_builtin_bzero): Likewise.
7886 (fold_builtin_memory_op): Likewise.
7887 (fold_builtin_bcopy): Deleted; call site changed to invoke
7888 fold_builtin_memory_op directly.
7889 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7890 (fold_builtin_strncpy): Likewise.
7891 (fold_builtin_memcmp): Likewise.
7892 (fold_builtin_strcmp): Likewise.
7893 (fold_builtin_strncmp): Likewise.
7894 (fold_builtin_signbit): Likewise.
7895 (fold_builtin_copysign): Likewise.
7896 (fold_builtin_isascii): Likewise.
7897 (fold_builtin_toascii): Likewise.
7898 (fold_builtin_isdigit): Likewise.
7899 (fold_builtin_fabs): Likewise.
7900 (fold_builtin_abs): Likewise.
7901 (fold_builtin_fmin_fmax): Likewise.
7902 (fold_builtin_carg): Likewise.
7903 (fold_builtin_classify): Likewise.
7904 (fold_builtin_unordered_cmp): Likewise.
7906 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7907 New functions split out from fold_builtin_1.
7908 (fold_builtin_n): New.
7909 (fold_builtin_varargs): New.
7910 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7912 (fold_call_expr): New.
7913 (build_function_call_expr): Rewrite to use new helper function.
7914 (fold_builtin_call_list): New.
7915 (build_call_expr): New.
7916 (fold_builtin_call_valist): New.
7917 (rewrite_call_expr): New.
7918 (validate_arg): New.
7919 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7920 of an arglist. Change return type to bool. Use new CALL_EXPR
7923 (fold_builtin_strstr): Pass call arguments individually instead
7924 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7925 accessors and constructors. Return NULL_TREE instead of 0.
7926 (fold_builtin_strchr): Likewise.
7927 (fold_builtin_strrchr): Likewise.
7928 (fold_builtin_strpbrk): Likewise.
7929 (fold_builtin_strcat): Likewise.
7930 (fold_builtin_strncat): Likewise.
7931 (fold_builtin_strspn): Likewise.
7932 (fold_builtin_strcspn): Likewise.
7933 (fold_builtin_fputs): Likewise.
7934 (fold_builtin_next_arg): Likewise.
7935 (fold_builtin_sprintf): Likewise.
7937 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7938 NULL_RTX instead of 0.
7939 (expand_builtin_memory_chk): Likewise.
7940 (maybe_emit_chk_warning): Likewise.
7941 (maybe_emit_sprintf_chk_warning): Likewise.
7943 (fold_builtin_object_size): Pass call arguments individually instead
7944 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7945 accessors and constructors. Return NULL_TREE instead of 0.
7946 (fold_builtin_memory_chk): Likewise.
7947 (fold_builtin_stxcpy_chk): Likewise.
7948 (fold_builtin_strncpy_chk): Likewise.
7949 (fold_builtin_strcat_chk): Likewise.
7950 (fold_builtin_strcat_chk): Likewise.
7951 (fold_builtin_strncat_chk): Likewise.
7952 (fold_builtin_sprintf_chk): Likewise.
7953 (fold_builtin_snprintf_chk): Likewise.
7954 (fold_builtin_printf): Likewise.
7955 (fold_builtin_vprintf): Likewise.
7957 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7959 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7960 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7961 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7962 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7963 (fold_unary): Likewise.
7964 (fold_binary): Likewise.
7965 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7966 ternary expressions.
7967 (fold): Add logic for tcc_vl_exp.
7968 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7969 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7970 (fold_build3_stat): Add assertion to flag broken interface for
7971 constructing CALL_EXPRs.
7972 (fold_build_call_list): New.
7973 (fold_build_call_list_initializer): New.
7974 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7976 (fold_strip_sign_ops): Likewise.
7978 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7979 Brooks Moses <brooks.moses@codesourcery.com>
7980 Lee Millward <lee.millward@codesourcery.com>
7982 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7983 accessors and dump arguments explicitly.
7985 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7987 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7989 (print_call_name): Use new CALL_EXPR accessors.
7991 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7992 CALL_EXPR arguments explicitly instead of as a list. Use
7993 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7995 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7996 (vrp_visit_stmt): Likewise.
7998 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7999 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
8001 (force_move_till_expr): Likewise.
8003 * targhooks.c (default_external_stack_protect_fail): Use
8004 build_call_expr instead of build_function_call_expr.
8005 (default_hidden_stack_protect_fail): Likewise.
8007 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
8010 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
8011 and walk arguments explicitly.
8013 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
8014 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8015 (expand_simple_operations): Likewise.
8016 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
8018 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
8019 of TREE_CODE_LENGTH.
8020 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
8022 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
8023 instead of TREE_CODE_LENGTH.
8025 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
8026 (tree_ic_transform): Likewise.
8027 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
8028 parameter instead of arglist. Fix callers.
8029 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
8030 (tree_stringops_transform): Likewise.
8031 (tree_indirect_call_to_profile): Likewise.
8032 (tree_stringops_values_to_profile): Likewise.
8034 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
8035 (eliminate_tail_call): Likewise.
8037 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
8039 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8040 Use TREE_OPERAND_LENGTH and generalize to handle any number of
8042 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
8044 * omp-low.c (build_omp_barrier): Use build_call_expr.
8045 (lower_rec_input_clauses): Likewise.
8046 (lower_reduction_clauses): Likewise.
8047 (expand_parallel_call): Likewise.
8048 (maybe_catch_exception): Likewise.
8049 (expand_omp_for_generic): Likewise.
8050 (expand_omp_for_static_nochunk): Likewise.
8051 (expand_omp_sections): Likewise.
8052 (lower_omp_single_simple): Likewise.
8053 (lower_omp_single_copy): Likewise.
8054 (lower_omp_master): Likewise.
8055 (lower_omp_ordered): Likewise.
8056 (lower_omp_critical): Likewise.
8058 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
8059 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
8061 * tree-gimple.c (is_gimple_call_addr): Fix doc.
8062 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
8063 TREE_CODE_LENGTH. Add tcc_vl_exp case.
8065 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
8066 and generalize to handle any number of operands.
8067 (chrec_contains_undetermined): Likewise.
8068 (tree_contains_chrecs): Likewise.
8069 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
8071 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
8073 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
8074 fold_call_expr instead of fold_builtin.
8075 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
8076 match declarations there.
8077 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
8080 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
8081 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8083 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
8084 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
8086 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
8089 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
8090 (execute_cse_sincos): Use new CALL_EXPR accessors.
8092 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
8094 * gimple-low.c (lower_function_body): Use build_call_expr.
8095 (lower_builtin_setjmp): Likewise.
8097 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
8098 (set_storage_via_libcall): Likewise.
8099 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
8100 instead of TREE_CODE_LENGTH.
8101 (expand_expr_real_1): Use new CALL_EXPR accessors.
8103 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
8104 generalize to handle any number of operands.
8105 (TB_parent_eq): Likewise.
8107 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
8108 (strip_builtin_expect): Likewise.
8110 * function.c (gimplify_parameters): Use build_call_expr.
8112 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
8113 instead of TREE_CODE_LENGTH.
8115 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
8116 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
8118 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
8121 * gimplify.c (build_stack_save_restore): Use build_call_expr.
8122 (gimplify_decl_expr): Likewise.
8123 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
8124 Use new CALL_EXPR iterators.
8125 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
8126 (gimplify_modify_expr_to_memset): Likewise.
8127 (gimplify_variable_sized_compare): Likewise.
8128 (gimplify_omp_atomic_fetch_op): Likewise.
8129 (gimplify_omp_atomic_pipeline): Likewise.
8130 (gimplify_omp_atomic_mutex): Likewise.
8131 (gimplify_function_tree): Likewise.
8133 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
8134 (call_expr_flags): Likewise.
8135 (expand_call): Likewise.
8137 * except.c (expand_builtin_eh_return_data_regno): Pass entire
8138 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
8141 * coverage.c (create_coverage): Use build_call_expr.
8143 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
8144 (temp_call_expr_obstack): New.
8145 (pool_copy_list): Delete.
8146 (temp_copy_call_expr): New.
8147 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
8148 CALL_EXPR accessors. Get rid of special goo for copying argument
8149 lists and use temp_copy_call_expr instead.
8150 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
8151 CALL_EXPR accessors.
8152 (create_expression_by_pieces): Likewise. Use build_call_array
8153 to construct the result instead of fold_build3.
8154 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
8155 dealing with argument lists.
8156 (init_pre): Remove references to expression_node_pool and
8157 list_node_pool. Init temp_call_expr_obstack instead.
8158 (fini_pre): Remove references to expression_node_pool and
8161 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
8162 and walk arguments explicitly instead of as a list.
8164 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
8165 (mx_register_decls): Likewise.
8166 (mudflap_register_call): Likewise.
8167 (mudflap_finish_file): Likewise.
8169 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
8170 (ipa_callsite_compute_param): Likewise.
8172 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
8173 accessors and constructor.
8175 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
8176 accessors and constructor.
8177 (convert_tramp_reference): Likewise.
8178 (convert_call_expr): Likewise.
8179 (finalize_nesting_tree_1): Likewise.
8181 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
8184 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
8186 * tree-inline.c (initialize_inlined_parameters): Pass entire
8187 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
8189 (estimate_num_insns_1): Use new CALL_EXPR accessors.
8190 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
8192 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
8193 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8194 (vectorizable_reduction): Likewise.
8195 (vectorizable_call): Use new CALL_EXPR iterators.
8196 (vectorizable_conversion): Use build_call_expr.
8197 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
8198 (vect_gen_widened_results_half): Use build_call_expr.
8199 (vect_setup_realignment): Likewise.
8200 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
8202 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
8203 (pass_through_call): Likewise.
8204 (compute_object_sizes): Likewise. Use fold_call_expr instead of
8207 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
8208 (tree_gen_pow2_profiler): Likewise.
8209 (tree_gen_one_value_profiler): Likewise.
8210 (tree_gen_ic_func_profiler): Likewise.
8211 (tree_gen_average_profiler): Likewise.
8212 (tree_gen_ior_profiler): Likewise.
8214 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
8215 (find_func_aliases): Use new CALL_EXPR accessors. Add case
8216 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8218 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
8219 of TREE_CODE_LENGTH.
8221 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
8222 of TREE_CODE_LENGTH.
8224 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
8226 (convert_to_integer): Likewise.
8228 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
8231 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8232 Brooks Moses <brooks.moses@codesourcery.com>
8233 Lee Millward <lee.millward@codesourcery.com>
8235 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
8237 * config/frv/frv.c (frv_expand_builtin): Likewise.
8238 * config/s390/s390.c (s390_expand_builtin): Likewise.
8240 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
8241 (sparc_expand_builtin): Use new CALL_EXPR accessors.
8243 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
8244 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
8245 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
8246 (ix86_expand_store_builtin): Likewise.
8247 (ix86_expand_unop_builtin): Likewise.
8248 (ix86_expand_unop1_builtin): Likewise.
8249 (ix86_expand_sse_compare): Likewise.
8250 (ix86_expand_sse_comi): Likewise.
8251 (ix86_expand_vec_init_builtin): Likewise.
8252 (ix86_expand_vec_ext_builtin): Likewise.
8253 (ix86_expand_vec_set_builtin): Likewise.
8254 (ix86_expand_builtin): Use new CALL_EXPR accessors.
8256 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
8257 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
8259 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
8260 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8261 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
8263 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
8265 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8266 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
8267 arglist. Use new CALL_EXPR accessors. Fix callers.
8268 (altivec_expand_abs_builtin): Likewise.
8269 (rs6000_expand_binop_builtin): Likewise.
8270 (altivec_expand_predicate_builtin): Likewise.
8271 (altivec_expand_lv_builtin): Likewise.
8272 (spe_expand_stv_builtin): Likewise.
8273 (altivec_expand_stv_builtin): Likewise.
8274 (rs6000_expand_ternop_builtin): Likewise.
8275 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
8276 (altivec_expand_st_builtin): Likewise.
8277 (altivec_expand_dst_builtin): Likewise.
8278 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
8279 arglist. Use new CALL_EXPR accessors. Fix callers.
8280 (altivec_expand_vec_set_builtin): Likewise.
8281 (altivec_expand_vec_ext_builtin): Likewise.
8282 (altivec_expand_builtin): Use new CALL_EXPR accessors.
8283 (spe_expand_builtin): Likewise.
8284 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
8285 arglist. Use new CALL_EXPR accessors. Fix callers.
8286 (spe_expand_evsel_builtin): Likewise.
8287 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
8288 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
8290 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
8291 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8292 (arm_expand_unop_builtin): Likewise.
8293 (arm_expand_builtin): Use new CALL_EXPR accessors.
8295 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
8298 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
8299 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8300 (bfin_expand_unop_builtin): Likewise.
8301 (bfin_expand_builtin): Use new CALL_EXPR accessors.
8303 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8304 Brooks Moses <brooks.moses@codesourcery.com>
8305 Lee Millward <lee.millward@codesourcery.com>
8307 * c-semantics.c (build_stmt): Add internal diagnostic check.
8309 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
8310 accessors. Print arguments explicitly instead of as a list.
8312 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
8314 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
8315 (c_finish_omp_flish): Likewise.
8317 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
8318 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
8319 instead of TREE_CODE_LENGTH.
8320 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
8321 (c_warn_unused_result): Likewise.
8323 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8326 * doc/invoke.texi (Warning Options): Remove
8327 -Werror-implicit-function-declaration.
8328 (Wimplicit-function-declaration): Update description.
8329 * opts.c (common_handle_option): Move handling of -Werror=* to...
8330 (enable_warning_as_error): ...here.
8331 * opts.h (enable_warning_as_error): Declare.
8332 * c-decl.c (implicit_decl_warning): Unless
8333 -Wno-implicit-function-declaration is given, emit a pedwarn if
8334 -std=c99 or emit a warning if -Wimplicit-function-declaration.
8335 * c.opt (Wimplicit-function-declaration): Replace
8336 mesg_implicit_function_declaration with
8337 warn_implicit_function_declaration.
8338 * c-opts.c (c_common_handle_option):
8339 -Werror-implicit-function-declaration is exactly equal as
8340 -Werror=implicit-function-declaration.
8341 (set_Wimplicit): Replace mesg_implicit_function_declaration with
8342 warn_implicit_function_declaration.
8343 (c_common_post_options): -Wimplict-function-declaration is enabled
8344 by default by -std=c99, otherwise is disabled by default.
8345 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
8347 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8349 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
8350 DECL on the rhs to a DECL on the lhs for debug info purposes if the
8351 former is ignored but not the latter.
8353 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8355 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
8356 is made and the reference doesn't use the alias set of its type,
8357 do not create the temporary using that type.
8359 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
8361 * jump.c: Remove prototypes for delete_computation and
8362 delete_prior_computation.
8364 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8366 * jump.c (get_label_after): Delete.
8367 (get_label_before, delete_computation, delete_jump,
8368 delete_prior_computation, follow_jumps): Move...
8369 * reorg.c (delete_computation, delete_prior_computation): ... here...
8370 (get_label_before, delete_jump): ... making these static ...
8371 (follow_jumps): ... and simplifying this since it only runs after
8373 * rtl.h (get_label_after, get_label_before, delete_jump,
8374 follow_jumps): Delete prototypes.
8376 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8378 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
8380 2007-02-15 Nick Clifton <nickc@redhat.com>
8382 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
8383 order to prevent it from being munged by the target.
8385 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
8387 * config/i386/i386.md: Remove misleading comment.
8389 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8391 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
8392 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
8395 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8397 * tree-sra.c (instantiate_missing_elements): Canonicalize
8399 (sra_build_assignment): New.
8400 (generate_copy_inout, generate_element_copy,
8401 generate_element_zero, generate_one_element_init): Use it.
8403 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8405 * tree-sra.c (instantiate_missing_elements): Canonicalize
8407 (sra_build_assignment): New.
8408 (generate_copy_inout, generate_element_copy,
8409 generate_element_zero, generate_one_element_init): Use it.
8411 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8413 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
8416 2007-02-14 Joseph Myers <joseph@codesourcery.com>
8418 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
8419 types as aggregates not scalars.
8420 * function.c (assign_stack_temp_for_type): Likewise.
8422 2007-02-14 Roger Sayle <roger@eyesopen.com>
8423 Zdenek Dvorak <dvorakz@suse.cz>
8425 * tree-dump.c (dump_switch_p_1): Require exact match of the option
8428 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
8430 * passes.c (next_pass_1): Clear the next field of the copied
8433 2007-02-14 Richard Henderson <rth@redhat.com>
8435 * tree-sra.c (early_sra): New.
8436 (decl_can_be_decomposed_p): Deny va_list if early_sra.
8437 (tree_sra_early, pass_sra_early): New.
8438 * tree-pass.h (pass_sra_early): Declare.
8439 * passes.c (init_optimization_passes): Use it.
8441 2007-02-14 Richard Guenther <rguenther@suse.de>
8443 * flags.h (issue_strict_overflow_warning): Convert to a macro.
8445 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
8447 PR tree-optimization/30771
8448 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
8450 (vect_analyze_operations): Induction phis can now be marked as
8452 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
8453 Update documentation accordingly.
8455 2007-02-14 Nick Clifton <nickc@redhat.com>
8457 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
8458 most 3 arguments are supported.
8459 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
8461 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
8463 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
8464 Ensure dst->current is valid.
8466 2007-02-13 Paul Brook <paul@codesourcery.com>
8468 * config.gcc: Add arm*-*-uclinux-*eabi.
8469 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
8470 (SUBTARGET_EXTRA_LINK_SPEC): Define.
8471 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
8472 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
8473 (LINK_SPEC): Define.
8475 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
8477 * config/arm/uclinux-eabi.h: New file.
8478 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
8479 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
8482 2007-02-13 Ian Lance Taylor <iant@google.com>
8484 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
8485 * flags.h (warn_strict_overflow): Declare.
8486 (enum warn_strict_overflow_code): Define.
8487 (issue_strict_overflow_warning): New static inline function.
8488 * opts.c (warn_strict_overflow): New variable.
8489 (common_handle_option): Handle OPT_Wstrict_overflow and
8490 OPT_Wstrict_overflow_.
8491 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
8493 * fold-const.c: Include intl.h.
8494 (fold_deferring_overflow_warnings): New static variable.
8495 (fold_deferred_overflow_warning): New static variable.
8496 (fold_deferred_overflow_code): New static variable.
8497 (fold_defer_overflow_warnings): New function.
8498 (fold_undefer_overflow_warnings): New function.
8499 (fold_undefer_and_ignore_overflow_warnings): New function.
8500 (fold_deferring_overflow_warnings_p): New function.
8501 (fold_overflow_warning): New static function.
8502 (make_range): Add strict_overflow_p parameter. Change all
8504 (extract_muldiv, extract_muldiv_1): Likewise.
8505 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
8506 tree_expr_nonnegative_p.
8507 (fold_negate_expr): Call fold_overflow_warning.
8508 (fold_range_test): Likewise.
8509 (fold_comparison): Likewise.
8510 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
8511 instead of tree_expr_nonnegative_p.
8512 (tree_expr_nonnegative_warnv_p): Rename from
8513 tree_expr_nonnegative_p, add strict_overflow_p parameter.
8514 (tree_expr_nonnegative_p): New function.
8515 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
8516 strict_overflow_p parameter.
8517 (tree_expr_nonzero_p): New function.
8518 * passes.c (verify_interpass_invariants): New static function.
8519 (execute_one_pass): Call it.
8520 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
8522 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
8523 (estimate_numbers_of_iterations): Likewise.
8524 (scev_probably_wraps_p): Likewise.
8525 * tree-ssa-ccp.c: Include "toplev.h".
8526 (evaluate_stmt): Defer fold overflow warnings until we know we are
8528 (struct fold_stmt_r_data): Add stmt field.
8529 (fold_stmt_r): Defer fold overflow warnings until we know we
8531 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
8532 (fold_stmt_inplace): Likewise.
8533 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
8534 (cleanup_control_expr_graph): Defer fold overflow warnings until
8535 we know we are going to optimize.
8536 * tree-cfg.c (fold_cond_expr_cond): Likewise.
8537 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
8539 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
8540 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
8541 * tree-ssa-loop-manip.c (create_iv): Likewise.
8542 * c-typeck.c (build_conditional_expr): Likewise.
8543 (build_binary_op): Likewise.
8544 * tree-vrp.c (vrp_expr_computes_nonzero): Call
8545 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
8546 (extract_range_from_unary_expr): Likewise.
8547 * simplify-rtx.c (simplify_const_relational_operation): Warn when
8548 assuming that signed overflow does not occur.
8549 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
8550 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
8551 (fold_defer_overflow_warnings): Declare.
8552 (fold_undefer_overflow_warnings): Declare.
8553 (fold_undefer_and_ignore_overflow_warnings): Declare.
8554 (fold_deferring_overflow_warnings_p): Declare.
8555 (tree_expr_nonzero_warnv_p): Declare.
8556 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
8558 (Warning Options): Document -Wstrict-overflow.
8559 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
8560 (tree-ssa-ccp.o): Likewise.
8561 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
8562 (fold-const.o): Depend on intl.h.
8564 2007-02-13 Ian Lance Taylor <iant@google.com>
8567 * lower-subreg.c (resolve_simple_move): Decompose subregs in
8570 2007-02-13 Stuart Hastings <stuart@apple.com>
8572 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
8574 2007-02-13 Richard Henderson <rth@redhat.com>
8576 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
8577 handled_component_p before looking for the indirect_ref.
8579 2007-02-13 Richard Henderson <rth@redhat.com>
8581 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
8582 remove flags clobber.
8583 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
8584 (bswaphi_lowpart): New.
8585 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
8586 remove TARGET_BSWAP test. Delete expander of the same name.
8588 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
8589 (expand_unop): Use them.
8591 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
8593 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
8594 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
8595 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
8596 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
8597 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
8598 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
8599 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
8600 assembler dialect choice from asm templates.
8602 2007-02-12 Richard Henderson <rth@redhat.com>
8604 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
8605 (fixuns_trunc<SSEMODEF>si2): Use it.
8606 * config/i386/sse.md (vec_setv4sf_0): Export.
8607 * config/i386/i386.c (ix86_build_const_vector): Export.
8608 (ix86_split_convert_uns_si_sse): Rename from
8609 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
8610 * config/i386/i386-protos.h: Update.
8612 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8615 * c-typeck.c (c_finish_return): Improve warning message.
8617 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8619 * alias.c (find_symbolic_term): Delete unused function.
8621 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
8623 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
8624 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
8625 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
8627 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8629 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
8630 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
8631 the function, temporarily point the debug interface to the null one.
8633 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8635 * dwarf2out.c (round_up_to_align): New static function.
8636 (field_byte_offset): Use it to round the offset.
8638 2007-02-12 Richard Henderson <rth@redhat.com>
8640 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
8641 (inswl_const): Export.
8643 2007-02-12 Richard Henderson <rth@redhat.com>
8645 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
8646 result mode of the libcall, convert back to outmode.
8648 2007-02-12 Roger Sayle <roger@eyesopen.com>
8650 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
8651 (bswapdi2): New define_expand to implement 32-bit implementation.
8653 2007-02-12 Nick Clifton <nickc@redhat.com>
8655 * doc/invoke.texi (Overall Options): Document --help=.
8656 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
8657 (cc1_options): Pass --help= on to cc1.
8658 (display_help): Add description of --help=.
8659 (process_command): Add code to handle --help=. Allow translated
8660 --help and --target-help switches to be passed on to compiler
8662 (main): Remove unused if statement.
8663 * opts.c (columns): Remove.
8664 (LEFT_COLUMN): Define.
8665 (wrap_help): Add columns argument.
8666 (print_filtered_help): Change parameters to be an include bitmask,
8667 an exclude bitmask, an any bitmask and the column width. Move the
8668 code to display the params list here. Add code to display the
8669 status of options rather than their descriptions if the quiet flag
8671 (print_specific_help): Change parameters to be an include bitmask,
8672 an exclude bitmask and an any bitmask. Move code to look up the
8673 column width here. Decide upon the title for an options listing.
8674 (common_handle_options): Add code to handle --help=. Adapt code
8675 for --help and --target-help to use the revised form of the
8676 print_specific_help function.
8677 (print_help): Delete.
8678 (print_param_help): Delete.
8679 (print_switch): Delete.
8680 * opts.h (cl_lang_count): Add prototype.
8681 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
8682 CL_MAX_OPTION_CLASS): New defines.
8683 * optc-gen.awk: Add construction of cl_lang_count.
8684 * c.opt: Add Warning attribute to warning options and Optimization
8685 attribute to optimization options.
8686 * common.opt: Likewise.
8688 Add -fhelp and -ftarget-help as aliases for the transformed --help
8689 and --target-help options.
8690 * opt-functions.awk: Add code to handle Warning and Optimization
8693 2007-02-12 Richard Henderson <rth@redhat.com>
8695 * config/alpha/constraints.md: New file.
8696 * config/alpha/alpha.c: Include tm-constrs.h.
8697 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
8698 alpha_extra_constraint): Remove.
8699 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
8700 * config/alpha/alpha-protos.h: Update.
8701 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
8702 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
8703 (EXTRA_CONSTRAINT): Remove.
8704 * config/alpha/alpha.md: Include constraints.md.
8705 (adddi splitter): Use satisfies_constraint_*.
8706 * config/alpha/predicates.md (add_operand): Likewise.
8707 (sext_add_operand, addition_operation): Likewise.
8709 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
8711 PR tree-optimization/29145
8712 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
8713 in our handling of restrict qualified pointers.
8715 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8718 * doc/invoke.texi (Wunused-value): Update description.
8719 (Wextra): Delete item.
8720 * opts.c (set_Wextra): Don't use the value of Wextra to set the
8721 value of Wunused-value.
8722 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
8723 (c_finish_stmt_expr): Don't check extra_warnings.
8724 (emit_side_effect_warnings): The caller is responsible to check
8727 2007-02-11 Roger Sayle <roger@eyesopen.com>
8728 Matt Thomas <matt@3am-software.com>
8730 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
8732 2007-02-11 Roger Sayle <roger@eyesopen.com>
8734 * simplify-rtx.c (simplify_relational_operation_1): Optimize
8735 comparisons of POPCOUNT against zero.
8736 (simplify_const_relational_operation): Likewise.
8738 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8740 * doc/invoke.texi (Wextra): Delete outdated paragraph.
8742 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8744 * dwarf2out.c (root_type): Delete unused function.
8746 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8748 * genattrtab.c (contained_in_p): Delete unused function.
8749 (write_expr_attr_cache): Likewise.
8751 2007-02-11 Jan Hubicka <jh@suse.cz>
8753 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
8756 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
8758 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
8759 to add the REG_EQ* note.
8760 * see.c (see_merge_one_use_extension): Likewise.
8761 * local-alloc.c (update_equiv_regs): Likewise. Also don't
8762 turn REG_EQUAL notes into REG_EQUIV notes if the target
8763 register may have more than one set.
8764 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
8765 * gcse.c (try_replace_reg): Likewise.
8766 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
8767 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8768 more than one REG_EQUIV note.
8769 * reload1.c (gen_reload): Use set_unique_reg_note.
8771 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8773 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8774 (ix86_builtin_conversion): New function.
8776 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8779 * tree.h (DECL_REPLACEABLE_P): New macro.
8780 * except.c (set_nothrow_function_flags): Likewise.
8782 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8783 Ira Rosen <irar@il.ibm.com>
8784 Dorit Nuzman <dorit@il.ibm.com>
8786 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8787 * targhooks.c (default_builtin_vectorized_conversion): New.
8788 * targhooks.h (default_builtin_vectorized_function): New declaration.
8789 * target.h (struct vectorize): Add builtin_conversion field.
8790 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8791 stmt_vec_info_type value.
8792 (vectorizable_conversion): New declaration.
8793 * tree-vect-analyze.c (vect_analyze_operations): Add
8794 vectorizable_conversion call.
8795 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8796 * tree-vect-transform.c (vectorizable_conversion): New function.
8797 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8798 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8800 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8801 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8802 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8803 or ALTIVEC_BUILTIN_VCFSX.
8805 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8808 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8809 CONST_DOUBLE and operand 0 is a hard register.
8810 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8811 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8812 is a hard floating-point register.
8814 2007-02-10 Richard Henderson <rth@redhat.com>
8815 Jakub Jelinek <jakub@redhat.com>
8816 Alexandre Oliva <aoliva@redhat.com>
8818 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8819 * builtin-types.def (BT_WORD): Make unsigned.
8820 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8821 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8822 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8823 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8824 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8825 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8827 * expr.c (emutls_var_address): New.
8828 (expand_expr_real_1): Expand emulated tls.
8829 (expand_expr_addr_expr_1): Likewise.
8830 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8831 * output.h (emutls_finish): Declare.
8832 * toplev.c (compile_file): Call it.
8833 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8834 address before wrapping in CONST.
8835 * varasm.c (emutls_htab, emutls_object_type): New.
8836 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8837 (get_emutls_object_name, get_emutls_object_type): New.
8838 (get_emutls_init_templ_addr, emutls_decl): New.
8839 (emutls_common_1, emutls_finish): New.
8840 (assemble_variable): When emulating tls, swap decls; generate
8841 constructor for the emutls objects.
8842 (do_assemble_alias): When emulating tls, swap decl and target name.
8843 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8845 * varpool.c (decide_is_variable_needed): Look at force_output.
8846 Recurse for emulated tls.
8847 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8848 with decide_is_variable_needed.
8849 * emutls.c: New file.
8850 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8851 tls_object for real tls.
8853 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8855 PR rtl-optimization/29599
8856 * reload1.c (eliminate_regs_in_insn): Take the destination
8857 mode into account when computing the offset.
8859 2007-02-09 Stuart Hastings <stuart@apple.com>
8860 Richard Henderson <rth@redhat.com>
8862 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8863 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8864 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8865 fixuns_truncdfhi2): New.
8866 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8867 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8868 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8869 (floatunssidf2): Allow nonimmediate source.
8870 * config/i386/sse.md (movdi_to_sse): New.
8871 (vec_concatv2di): Drop '*'.
8872 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8873 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8874 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8876 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8877 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8878 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8879 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8880 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8881 ix86_build_const_vector.
8882 (x86_emit_floatuns): Rewrite.
8884 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8886 * genautomata.c (longest_path_length): Delete unused function.
8887 (struct state): Delete unused longest_path_length.
8888 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8889 (get_free_state): Delete unused.
8891 2007-02-09 Jan Hubicka <jh@suse.cz>
8893 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8894 * doc/invoke.texi (inline-unit-growth): Update default value.
8896 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8897 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8898 (rebuild_cgraph_edges): Likewise.
8899 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8900 (dump_cgraph_node): Dump frequencies.
8901 (cgraph_clone_edge): Add frequency scales.
8902 (cgraph_clone_node): Add freuqnecy.
8903 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8904 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8905 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8906 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8907 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8908 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8909 (save_inline_function_body): Likewise.
8910 * ipa-inline.c: inluce rtl.h
8911 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8912 (cgraph_edge_badness): Use frequencies.
8913 (cgraph_decide_recursive_inlining): Update clonning.
8914 (cgraph_decide_inlining_of_small_function): Dump frequency.
8915 * predict.c (estimate_bb_frequencies): Export.
8916 * predict.h (estimate_bb_frequencies): Declare.
8917 * tree-inline.c (copy_bb): Watch overflows.
8918 (expand_call_inline): Update call of cgraph_create_edge.
8919 (optimize_inline_calls): Use TODO flags to update frequnecies.
8920 * passes.h: Include predict.h
8921 (init_optimization_passes): Move profile ahead.
8922 (execute_function_todo): Handle TODO_rebuild_frequencies.
8924 2007-02-09 Roger Sayle <roger@eyesopen.com>
8926 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8927 the insbl or inswl pattern into a register.
8929 2007-02-09 Roger Sayle <roger@eyesopen.com>
8931 * config/ia64/ia64.md (bswapdi2): New define_insn.
8933 2007-02-09 Richard Henderson <rth@redhat.com>
8935 * config/i386/constraints.md (Ym): New constraint.
8936 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8937 (movdi_1_rex64): Split sse and xmm general register moves from
8938 memory move alternatives. Use conditional register constraints.
8939 (movsf_1, movdf_integer): Likewise.
8940 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8941 (movdf_integer_rex64): New.
8942 (pushsf_rex64): Fix output constraints.
8943 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8944 (sse2_stored): Likewise.
8945 (sse2_storeq_rex64): New.
8946 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8947 amd and not generic.
8948 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8949 for optimize_size. Remove SF/DFmode hack.
8951 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8953 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8956 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8957 Richard Sandiford <richard@codesourcery.com>
8959 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8960 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8961 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8962 m68k/t-mlib to tmake_file.
8963 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8964 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8965 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8966 Allow it to be cf or m68k. Set m68k_arch_family. If that
8967 variable is not empty, add t-$m68k_arch_family to tmake_file.
8968 Add t-mlibs to tmake_file.
8969 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8970 * config/m68k/t-cf: New file.
8971 * config/m68k/t-m68k: Likewise.
8972 * config/m68k/t-mlibs: Likewise.
8973 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8974 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8975 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8976 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8977 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8979 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8980 (INSTALL_LIBGCC): Delete.
8981 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8982 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8983 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8984 (M68K_MLIB_CPU): Define.
8985 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8986 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8987 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8989 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8990 Richard Guenther <rguenther@suse.de>
8993 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8994 against INT_MIN/INT_MAX.
8995 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8996 file if a loop is removed.
8998 2007-02-09 Joseph Myers <joseph@codesourcery.com>
9000 * calls.c (store_one_arg): Pass correct alignment to
9001 emit_push_insn for non-BLKmode values.
9002 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
9003 unaligned stack slot via a suitably aligned slot.
9005 2007-02-08 DJ Delorie <dj@redhat.com>
9007 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
9009 (legal_subregs): Use unsigned char, make const.
9010 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
9012 2007-02-08 Paul Brook <paul@codesourcery.com>
9014 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
9015 special interworking needed.
9017 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
9019 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
9020 conditional to __SSE2__.
9021 (Entries below should have been added to first ChangeLog
9022 entry for amdfam10 dated 2007-02-05)
9023 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
9025 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
9027 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
9030 2007-02-08 DJ Delorie <dj@redhat.com>
9032 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
9033 * config/m32c/m32c.c (legal_subregs): New.
9034 (m32c_illegal_subreg_p): New.
9035 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
9036 unsupported subregs of hard regs.
9038 2007-02-08 Jan Hubicka <jh@suse.cz>
9040 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
9041 the same one; always update histograms.
9043 2007-02-08 Diego Novillo <dnovillo@redhat.com>
9045 * passes.c (init_optimization_passes): Tidy comment.
9047 2007-02-08 Roger Sayle <roger@eyesopen.com>
9049 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
9050 strip zero_extend, bswap and rotates from POCOUNT's argument.
9051 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
9052 zero_extend and rotates from PARITY's argument.
9053 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
9054 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
9055 of an integer constant at compile-time.
9057 2007-02-08 Diego Novillo <dnovillo@redhat.com>
9060 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
9062 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
9065 * tree-ssa-live.c (remove_unused_locals): Do not remove
9066 TREE_ADDRESSABLE variables.
9067 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
9068 * tree-ssa-operands.c (add_virtual_operand): Remove argument
9069 FOR_CLOBBER. Update all users.
9070 If VAR has an associated alias set, add a virtual operand for
9071 it if no alias is found to conflict with the memory reference.
9073 2007-02-07 Jan Hubicka <jh@suse.cz>
9074 Robert Kidd <rkidd@crhc.uiuc.edu>
9076 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
9078 2007-02-07 Ian Lance Taylor <iant@google.com>
9080 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
9082 2007-02-07 Roger Sayle <roger@eyesopen.com>
9084 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
9085 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
9086 tablejumpdi, movsi_to_cr_one): Remove constraints from
9087 define_expand's match_operands.
9089 2007-02-07 Roger Sayle <roger@eyesopen.com>
9091 * global.c (compute_regsets): Move declatation of "i" inside of
9092 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
9094 2007-02-07 Jakub Jelinek <jakub@redhat.com>
9097 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
9098 of INDIRECT_REF <RESULT_DECL>.
9100 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
9102 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
9103 Kaz Kojima <kkojima@gcc.gnu.org>
9106 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
9108 (sh_initialize_trampoline): Add parentheses to avoid a warning.
9110 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9112 * doc/loop.texi: Document possibility not to perform disambiguation
9113 of loops with multiple latches.
9114 * cfgloopmanip.c (alp_enum_p): Removed.
9115 (add_loop): Handle subloops. Use get_loop_body_with_size.
9116 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
9117 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
9118 the new forwarder block.
9119 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
9120 Handle the case latch is NULL.
9121 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
9122 when marking loop exits.
9123 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
9125 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
9126 disambiguate_loops_with_multiple_latches.
9127 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
9128 before fix_loop_structure.
9129 * cfgloop.c: Include pointer-set.h and output.h.
9130 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
9131 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
9132 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
9133 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
9134 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
9135 disambiguate_multiple_latches, get_loop_body_with_size,
9136 disambiguate_loops_with_multiple_latches): New functions.
9137 (flow_loop_dump): Dump multiple latch edges.
9138 (flow_loop_nodes_find): Handle loops with multiple latches.
9139 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
9140 (glb_enum_p): Modified.
9141 (get_loop_body): Use get_loop_body_with_size.
9142 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
9143 (AVOID_CFG_MODIFICATIONS): New constant.
9144 (disambiguate_loops_with_multiple_latches, add_loop,
9145 get_loop_body_with_size): Declare.
9146 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
9148 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
9151 * global.c (compute_regsets): New function.
9152 (global_alloc): Refactored ELIMINABLE_REGSET
9153 and NO_GLOBAL_ALLOC_REGS computation out.
9154 (rest_of_handle_global_alloc): Call compute_regsets()
9155 for non-optimizing case.
9157 2007-02-06 Richard Henderson <rth@redhat.com>
9159 * config/i386/constraints.md (Y2): Rename from Y.
9160 (Yi): New constraint.
9161 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
9162 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
9163 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
9164 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
9165 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
9166 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
9167 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
9168 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
9169 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
9170 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
9171 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
9172 vec_extractv2si_1): Change Y constraints to Y2.
9173 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
9174 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
9175 Change Y constraints to Y2.
9176 (sse2_loadld): Change Y constraints to x.
9178 2007-02-06 Roger Sayle <roger@eyesopen.com>
9180 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
9181 (parity<mode>2): New define_expand using rs6000_emit_parity.
9182 * config/rs6000/rs6000.c (rs6000_emit_popcount,
9183 rs6000_emit_parity): New functions.
9184 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
9185 rs6000_emit_parity): Prototype here.
9187 2007-02-06 Ian Lance Taylor <iant@google.com>
9189 * lower-subreg.c (simple_move_operand): Reject CONST.
9190 (resolve_clobber): Call validate_change rather than directly
9191 assigning to XEXP (pat, 0).
9193 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
9195 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
9196 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
9197 (tree-cfg.o): Remove hashtab.h dependency.
9199 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
9200 (struct ivopts_data): Change niters to pointer_map_t.
9201 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
9202 (niter_for_exit): Create pointer_map on demand. Change for
9204 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
9205 (free_loop_data): Destroy data->niters if created and reset field.
9206 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
9207 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
9209 * tree-ssa-reassoc.c: Include pointer-set.h.
9210 (bb_rank): Change to long *.
9211 (operand_rank): Change to pointer_map_t.
9212 (find_operand_rank): Return long, -1 if not found. Declare as inline.
9213 (insert_operand_rank): Accept long.
9214 (operand_entry_hash, operand_entry_eq): Remove.
9215 (get_rank): Return long. Adjust for changes above.
9216 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
9218 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
9220 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
9221 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
9222 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
9224 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
9225 directly since it cannot be NULL.
9226 (get_vi_for_tree): Rewrite for pointer_map API.
9227 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
9228 (init_alias_vars): Create vi_for_tree as pointer_map.
9229 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
9231 * tree-cfg.c: Don't include hashtab.h.
9232 (edge_to_cases): Declare as pointer_map.
9233 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
9235 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
9236 (start_recording_case_labels): Create edge_to_cases as pointer_map.
9237 (end_recoding_case_labels): Cleanup edge_to_cases manually before
9239 (record_switch_edge): Delete.
9240 (get_cases_for_edge): Adjust for pointer_map API, inline
9241 record_switch_edge (rewritten for new API), remove goto.
9243 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
9245 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
9246 * tree-nested.c: Include pointer-set.h.
9247 (var_map_elt, var_map_eq, var_map_hash): Delete.
9248 (struct nesting_info): Remove GTY marker. Change the two htab_t's
9250 (nesting_info_bitmap_obstack): New.
9251 (lookup_field_for_decl): Adjust for pointer_map API.
9252 (lookup_tramp_for_decl): Adjust for pointer_map API.
9253 (get_nonlocal_debug_decl): Adjust for pointer_map API.
9254 (get_local_debug_decl): Adjust for pointer_map API.
9255 (convert_nl_goto_reference): Adjust for pointer_map API.
9256 (convert_nl_goto_receiver): Adjust for pointer_map API.
9257 (create_nesting_tree): Create outside GGC space. Create bitmap on
9258 the new obstack. Create field_map and var_map as pointer_maps.
9259 (free_nesting_tree): Adjust for changes to create_nesting_tree.
9261 (lower_nested_functions): Move root here, no need to NULL it.
9262 Initialize and release the obstack.
9264 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
9266 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
9267 Remove prototypes and make them non-static.
9268 (struct tree_int_map): Remove.
9269 * tree.h (struct tree_int_map): Move here, turning TO into an
9271 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
9273 * tree.h (TREE_COMPLEXITY): Remove.
9274 (struct tree_exp): Remove complexity field.
9275 * tree.c (build1_stat): Don't set it.
9277 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
9278 Victor Kaplansky <victork@il.ibm.com>
9280 * tree-vectorizer.c (vect_is_simple_use): Support induction.
9281 (vect_is_simple_reduction): Support reduction with induction as
9282 one of the operands.
9283 (vect_is_simple_iv_evolution): Fix formatting.
9284 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
9285 formatting. Don't mark induction phis for vectorization.
9286 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
9287 * tree-vect-transform.c (get_initial_def_for_induction): New function.
9288 (vect_get_vec_def_for_operand): Support induction.
9289 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
9291 (vectorizable_reduction): Support reduction with induction as one of
9293 (vectorizable_type_demotion): Use def-type of stmt argument rather
9294 than dummy def-type.
9296 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
9297 flag_tree_scev_cprop.
9298 * common.opt (tree-scev-cprop): New flag.
9300 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
9301 call to vect_get_new_vect_var.
9303 2007-02-06 Ira Rosen <irar@il.ibm.com>
9305 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
9306 vectype is not NULL.
9307 (vect_pattern_recog_1): Likewise.
9309 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9311 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
9312 (fold_negate_expr): Likewise.
9314 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
9317 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
9318 even if cv-qualification is the same.
9320 2007-02-05 Geoffrey Keating <geoffk@apple.com>
9322 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
9323 __enable_execute_stack on completion.
9325 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9327 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
9328 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
9329 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
9330 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
9331 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
9332 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
9333 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
9334 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
9336 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9338 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
9339 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
9340 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
9341 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
9342 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
9343 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
9344 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
9345 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
9346 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
9347 umuldi3_highpart_rex64, umulsi3_highpart_insn,
9348 umulsi3_highpart_zext, smuldi3_highpart_rex64,
9349 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
9350 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
9351 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
9352 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
9353 sqrtextenddfxf2_i387): Added amdfam10_decode.
9355 * config/i386/athlon.md (athlon_idirect_amdfam10,
9356 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
9357 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
9358 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
9359 athlon_ivector_store_amdfam10): New define_insn_reservation.
9360 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
9363 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9365 * config/i386/athlon.md (athlon_call_amdfam10,
9366 athlon_pop_amdfam10, athlon_lea_amdfam10): New
9367 define_insn_reservation.
9368 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
9369 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
9370 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
9372 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9374 * config/i386/athlon.md (athlon_sseld_amdfam10,
9375 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
9376 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
9378 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9380 * config/i386/athlon.md (athlon_sseins_amdfam10): New
9381 define_insn_reservation.
9382 * config/i386/i386.md (sseins): Added sseins to define_attr type
9383 and define_attr unit.
9384 * config/i386/sse.md: Set type attribute to sseins for insertq
9387 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9389 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
9390 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
9391 ssecomi_load_amdfam10, ssecomi_amdfam10,
9392 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
9393 define_insn_reservation.
9394 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
9396 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9398 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
9399 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
9400 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
9401 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
9402 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
9403 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
9404 define_insn_reservation.
9406 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
9407 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
9408 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
9409 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
9410 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
9412 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9414 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
9415 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
9416 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
9417 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
9418 athlon_ssemul_load_k8): Added amdfam10.
9420 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9422 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
9423 (x86_sse_unaligned_move_optimal): New variable.
9425 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
9427 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
9428 for unaligned vector SSE double/single precision loads for AMDFAM10.
9430 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9432 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
9433 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
9434 Define TARGET_CPU_DEFAULT_amdfam10.
9435 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
9436 (processor_type): Add PROCESSOR_AMDFAM10.
9438 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
9439 processor_type in config/i386/i386.h.
9440 Enable imul peepholes for TARGET_AMDFAM10.
9442 * config.gcc: Add support for --with-cpu option for amdfam10.
9444 * config/i386/i386.c (amdfam10_cost): New variable.
9445 (m_AMDFAM10): New macro.
9446 (m_ATHLON_K8_AMDFAM10): New macro.
9447 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
9448 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
9449 x86_promote_QImode, x86_integer_DFmode_moves,
9450 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9451 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
9452 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
9453 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
9454 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
9455 Enable/disable for amdfam10.
9456 (override_options): Add amdfam10_cost to processor_target_table.
9457 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
9458 processor_alias_table.
9459 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
9460 (ix86_adjust_cost): Add code for amdfam10.
9462 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9464 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
9465 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
9466 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
9467 * config/i386/i386.h: Add builtin definition for SSE4A.
9468 * config/i386/i386.md: Add support for ABM instructions
9470 * config/i386/sse.md: Add support for SSE4A instructions
9471 (movntss, movntsd, extrq, insertq).
9472 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
9473 Add -march=amdfam10 flag.
9474 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
9475 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
9477 * doc/extend.texi: Add documentation for SSE4A builtins.
9479 2007-02-05 Bob Wilson <bob.wilson@acm.org>
9481 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
9483 2007-02-05 Richard Guenther <rguenther@suse.de>
9485 * tree-vectorizer.h (vectorizable_function): Add argument type
9486 argument, change return type.
9487 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
9488 * tree-vect-transform.c (vectorizable_function): Handle extra
9489 argument, return vectorized function decl.
9490 (build_vectorized_function_call): Remove.
9491 (vectorizable_call): Handle calls with result and argument types
9492 differing. Handle loop vectorization factor correctly.
9493 * targhooks.c (default_builtin_vectorized_function): Adjust for
9495 * targhooks.h (default_builtin_vectorized_function): Likewise.
9496 * target.h (builtin_vectorized_function): Add argument type
9498 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
9499 extra argument, allow vectorizing of lrintf.
9500 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
9501 documentation of target hook.
9503 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
9506 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
9507 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
9508 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
9510 2007-02-05 Roger Sayle <roger@eyesopen.com>
9512 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
9513 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
9514 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
9515 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
9516 before canonicalizing sincos to cexpi.
9517 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
9519 2007-02-05 Roger Sayle <roger@eyesopen.com>
9521 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
9522 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
9523 (alpha_init_builtins): Use alpha_add_builtins to process tables.
9525 2007-02-05 Roger Sayle <roger@eyesopen.com>
9527 * mips-tfile.c (initialize_init_file): Correct endianness test.
9529 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
9531 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
9534 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9536 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
9537 saves in a PARALLEL before the register assignments.
9539 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9541 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
9542 DWARF_FRAME_RETURN_COLUMN to be a general register.
9543 * dwarf2out.c (init_return_column_size): New function, split from...
9544 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
9545 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
9546 to be nongeneral registers.
9547 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
9549 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
9550 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
9552 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9554 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
9556 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9558 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
9559 (remove_path): Use can_remove_branch_p and remove_branch instead
9560 of loop_delete_branch_edge.
9561 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
9562 (tree_transform_and_unroll_loop): Remove dead branches immediately.
9563 Update profile using scale_dominated_blocks_in_loop.
9564 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
9565 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
9566 (can_remove_branch_p, remove_branch): Declare.
9567 * tree-cfg.c (tree_can_remove_branch_p): New function.
9568 (tree_cfg_hooks): Add tree_can_remove_branch_p.
9569 * cfgrtl.c (rtl_can_remove_branch_p): New function.
9570 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
9572 2007-02-05 Jan Hubicka <jh@suse.cz>
9575 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
9576 nodes in cgraph, don't remove offline copy of the function.
9578 2007-02-04 Jan Hubicka <jh@suse.cz>
9580 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
9581 vectors might cause maybe_lookup_element_for_expr to be called
9582 on non-sra-candidate.
9584 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9586 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
9587 config/bfin/bfin.md, config/bfin/predicates.md: Follow
9588 spelling conventions.
9590 2007-02-04 Richard Guenther <rguenther@suse.de>
9593 * fold-const.c (try_move_mult_to_index): Make sure to not
9594 overflow one dimension of a multi-dimensional array access.
9596 2007-02-04 Jan Hubicka <jh@suse.cz>
9598 * passes.c (init_optimization_passes): Reindent.
9600 2007-02-04 Jan Hubicka <jh@suse.cz>
9601 Eric Botcazou <ebotcazou@adacore.com>
9603 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
9604 (execute_fixup_cfg): Break out the abnormal goto code.
9605 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
9606 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
9607 (optimize_inline_calls): Call make_nonlocal_label_edges.
9609 2007-02-04 Jan Hubicka <jh@suse.cz>
9611 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
9612 true when something was changed.
9613 (rename_ssa_copies): When something was changed, do
9614 TODO_remove_unused_locals.
9615 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9616 add TODO_remove_unused_locals when instruction was removed.
9618 2007-02-04 Jan Hubicka <jh@suse.cz>
9620 * ipa-inline.c (try_inline): Improve debug output; work on already
9622 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
9623 call try_inline for already inlined edges too when flattening;
9624 inline also functions that make callee growth but overall unit size
9627 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9629 * config/m32c/bitops.md, config/m32c/jump.md,
9630 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
9631 config/m32r/m32r.h, config/m32r/m32r.md,
9632 config/m32r/predicates.md, config/m68hc11/larith.asm,
9633 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
9634 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
9635 config/mips/mips-protos.h, config/mips/mips.c,
9636 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
9637 config/mn10300/mn10300.h, config/mn10300/predicates.md,
9638 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
9639 spelling conventions.
9641 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
9642 Follow spelling conventions.
9644 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
9646 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
9647 warn about C++0x compatibility.
9649 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9651 * config/h8300/h8300.c, config/h8300/h8300.h,
9652 config/h8300/h8300.md: Follow spelling conventions.
9654 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
9657 * combine.c (try_combine): Do not substitute source operand
9658 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
9660 2007-02-03 Jan Hubicka <jh@suse.cz>
9662 PR gcov-profile/30650
9663 * value-prof.c (stringop_block_profile): Fix handling of size counter;
9664 do not divide by zero for never executed counters.
9665 (tree_find_values_to_profile): Fix counters.
9666 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
9668 2007-02-03 Ian Lance Taylor <iant@google.com>
9670 * lower-subreg.c (simple_move_operand): New static function,
9671 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
9673 (simple_move): Call simple_move_operand.
9674 (find_decomposable_subregs): Add special handling of MEMs.
9675 (can_decompose_p): Rename from cannot_decompose_p. Reverse
9676 meaning of return value. If we see a hard register, test whether
9677 it can store a word_mode value. Change all callers.
9679 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9681 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
9682 ftrapv insns and expanders.
9683 (subdi3): Change define_expand operand 1 to arith11_operand, and
9684 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
9685 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
9686 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
9690 * varasm.c (notice_global_symbol): Treat global objects as weak when
9693 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9695 * emit-rtl.c (dconstpi): Delete.
9697 (init_emit_once): Delete dconstpi and init dconstsqrt2.
9698 * real.h (dconstpi): Delete.
9700 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
9701 (fold_builtin_hypot): Likewise.
9703 2007-02-03 Tom Tromey <tromey@redhat.com>
9706 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
9707 -gcoff3, -gxcoff3, -gvms3 implies -dD.
9709 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
9711 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
9712 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
9713 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
9714 config/rs6000/cell.md, config/rs6000/darwin.h,
9715 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
9716 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
9717 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
9718 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
9719 typos. Follow spelling conventions.
9720 * doc/invoke.texi: Follow spelling conventions.
9722 2007-02-03 Roger Sayle <roger@eyesopen.com>
9724 * simplify-rtx.c (simplify_relational_operation_1): Implement some
9725 canonicalization transformations that attempt to simplify integer
9726 constant comparisons to become comparisons against zero.
9728 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9730 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
9732 * fold-const.c (fold_binary): Fix comment typos. Fold complex
9733 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
9735 2007-02-02 Mike Stump <mrs@apple.com>
9737 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
9738 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
9739 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
9740 generate a branch island.
9742 2007-02-02 Bob Wilson <bob.wilson@acm.org>
9744 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
9745 (xtensa_legitimate_address_p): New.
9746 (xtensa_legitimize_address): New.
9747 (xtensa_output_addr_const_extra): New.
9748 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
9750 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
9751 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
9752 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
9753 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
9754 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
9755 (xtensa_legitimize_address): New.
9756 (xtensa_output_addr_const_extra): New.
9758 2007-02-02 Steve Ellcey <sje@cup.hp.com>
9760 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
9762 2007-02-02 Ian Lance Taylor <iant@google.com>
9764 * expmed.c (expand_divmod): Add comment.
9766 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9768 * emit-rtl.c (renumber_insns): Remove.
9769 * flags.h: Remove the extern for flag_renumber_insns.
9770 * rtl.h: Remove the prototype for renumber_insns.
9771 * toplev.c (flag_renumber_insns): Remove.
9773 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9775 Revert for x86 darwin:
9776 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9778 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9779 code before the following patch under TARGET_MACHO.
9780 (ix86_function_value_regno_p): Likewise.
9782 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9784 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9787 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9790 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9791 general or fp registers. Add comments.
9792 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9794 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9796 * pointer-set.c (insert_aux): Only return insertion slot.
9797 (pointer_set_insert): Adjust.
9798 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9799 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9800 pointer_map_traverse): New.
9801 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9802 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9803 pointer_map_contains, pointer_map_traverse): Declare.
9805 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9808 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9809 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9811 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9813 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9815 (struct _dep): New type.
9816 (dep_t): New typedef.
9817 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9818 (DEP_STATUS): New access macro. The macro with the same name was
9819 renamed to DEP_LINK_STATUS.
9820 (dep_init): Declare function
9822 (struct _dep_link): New type.
9823 (dep_link_t): New typedef.
9824 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9825 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9826 (DEP_LINK_STATUS): New macro.
9827 (debug_dep_links): New debug function.
9829 (struct _deps_list): New type.
9830 (deps_list_t): New typedef.
9831 (DEPS_LIST_FIRST): New access macro.
9832 (FOR_EACH_DEP_LINK): New cycle macro.
9833 (create_deps_list, free_deps_list, delete_deps_list): Declare
9835 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9836 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9837 (copy_deps_list_change_con): Ditto.
9839 (move_dep_link): Declare function.
9841 (struct _dep_node): New type.
9842 (dep_node_t): New typedef.
9843 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9845 (struct haifa_insn_data.back_deps): New field to hold backward
9846 dependencies of the insn.
9847 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9849 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9850 Change its type to deps_list_t.
9851 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9852 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9853 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9855 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9857 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9859 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9861 (dep_cost): Declare.
9863 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9864 (ds_to_dk, dk_to_ds): New functions.
9866 (init_dep_1): New static function.
9867 (init_dep): New function.
9868 (copy_dep): New static function.
9870 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9872 (detach_dep_link): New static function.
9873 (move_dep_link): New function.
9875 (dep_links_consistent_p, dump_dep_links): New static functions.
9876 (debug_dep_links): New debugging function.
9878 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9880 (alloc_deps_list, init_deps_list): New static functions.
9881 (create_deps_list): New function.
9882 (clear_deps_list): New static function.
9883 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9884 (deps_list_consistent_p, dump_deps_list): New static functions.
9885 (debug_deps_list): New function.
9886 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9888 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9890 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9891 use new scheduler dependencies lists.
9892 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9893 (sched_analyze): Ditto. Initialize dependencies lists.
9894 (add_forw_dep, compute_forward_dependences): Update to use new
9895 scheduler dependencies lists.
9897 (init_dependency_caches): Init deps_obstack.
9898 (free_dependency_caches): Free deps_obstack.
9900 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9901 new scheduler dependencies lists.
9902 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9903 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9905 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9906 Update to use new scheduler dependencies lists.
9907 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9908 (debug_dependencies): Ditto.
9909 (schedule_region): Update comments.
9911 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9912 scheduler dependencies lists.
9913 (schedule_ebb): Update comments.
9915 * rtl.def (DEPS_LIST): Remove.
9917 * lists.c (unused_deps_list): Remove.
9918 (free_list): Update assertions.
9920 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9921 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9923 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9924 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9926 * haifa-sched.c (comments): Update.
9927 (insn_cost1): Remove. Inline the code into insn_cost ().
9928 (insn_cost): Update to use new scheduler dependencies lists. Move
9929 processing of the dependency cost to dep_cost ().
9930 (dep_cost): New function. Use it instead of insn_cost () when
9931 evaluating cost of the dependency. Use compatible interface to
9932 interact with the target.
9933 (priority): Update to use new scheduler dependencies lists.
9934 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9935 with greater number of insns that depend on the insn.
9936 (schedule_insn): Update to use new scheduler dependencies lists. Add
9937 code to free backward dependencies lists. Inline and optimize code
9938 from resolve_dep () - see PR28071.
9939 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9940 lists. Update call to targetm.sched.is_costly_dependence hook.
9942 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9943 scheduler dependencies lists.
9945 (resolve_dep): Remove. Move the logic to schedule_insn ().
9946 (init_h_i_d): Initialize dependencies lists.
9948 (process_insn_depend_be_in_spec): Rename to
9949 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9951 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9952 Update to use new scheduler dependencies lists.
9953 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9955 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9956 new scheduler dependencies lists.
9957 (build_intra_loop_deps): Ditto.
9959 * target.h (struct _dep): Declare to use in
9960 gcc_target.sched.is_costly_dependence.
9961 (struct gcc_target.sched.adjust_cost): Fix typo.
9962 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9963 single dep_t parameter instead of an equivalent triad.
9964 (struct gcc_target.sched.adjust_cost_2): Remove.
9966 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9968 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9970 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9972 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9974 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9975 (REG_DEP_TRUE): Document.
9977 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9978 Change signature to correspond to the targetm.sched.adjust_cost hook.
9979 Update use in TARGET_SCHED_ADJUST_COST_2.
9980 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9981 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9982 new scheduler dependencies lists.
9983 (ia64_gen_check): Ditto.
9985 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9988 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9989 signature to correspond to the targetm.sched.is_costly_dependence hook.
9990 (is_costly_group): Update to use new scheduler dependencies lists.
9992 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9993 instead of INSN_COST () macro.
9995 2007-02-01 Ian Lance Taylor <iant@google.com>
9997 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9999 2007-02-01 Guy Martin <gmsoft@gentoo.org>
10001 * pa.md (tp_load): Correct mfctl instruction syntax.
10003 2007-02-01 Geoffrey Keating <geoffk@apple.com>
10005 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
10006 altivec_padding_size calculation on AIX. Improve comment, add
10007 assert to verify that it's right.
10009 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
10012 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
10014 PR inline-asm/28686
10015 * global.c (global_alloc): Add mising initialization of
10018 2007-02-01 Roger Sayle <roger@eyesopen.com>
10020 * alias.c (init_alias_analysis): Correct whitespace.
10021 * bb-reorder.c (fix_edges_for_rarely_executed_code,
10022 partition_hot_cold_basic_blocks): Likewise.
10023 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
10024 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
10025 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
10026 fold_builtin_snprintf_chk, fold_builtin_printf,
10027 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
10028 do_mpfr_arg3, do_mpfr_sincos): Likewise.
10029 * cfgcleanup.c (cleanup_cfg): Likewise.
10030 * cfgexpand.c (tree_expand_cfg): Likewise.
10031 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
10032 * function.c (get_next_funcdef_no): Likewise.
10033 * gengtype.c (main): Likewise.
10034 * genmodes.c (main): Likewise.
10035 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
10036 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
10037 * ifcvt.c (noce_emit_move_insn): Likewise.
10038 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
10040 * stor-layout.c (get_best_mode): Likewise.
10041 * tree-ssa-loop-niter.c (get_val_for): Likewise.
10042 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
10043 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
10044 perform_var_substitution, solve_graph): Likewise.
10045 * tree-vrp.c (vrp_finalize): Likewise.
10047 2007-02-01 Ian Lance Taylor <iant@google.com>
10049 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
10050 high part of a paradoxical subreg, return a constant zero.
10052 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
10054 * toplev.c (lang_dependent_init): Call init_set_costs.
10055 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
10057 2007-02-01 Richard Guenther <rguenther@suse.de>
10059 PR middle-end/30656
10060 * fold-const.c (fold_negate_expr): Allow negating a
10061 constant if overflow does not change.
10063 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10065 * doc/c-tree.texi (Expression trees): Improve markup.
10066 * doc/tm.texi (Register Classes, Addressing Modes)
10067 (Floating Point): Fix spacing after abbreviations. Fix some
10070 2007-02-01 Ben Elliston <bje@au.ibm.com>
10072 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
10073 * doc/contrib.texi: Likewise.
10074 * doc/install.texi: Likewise.
10076 2007-01-31 Richard Henderson <rth@redhat.com>
10077 Ian Lance Taylor <iant@google.com>
10079 * lower-subreg.c: New file.
10080 * rtl.def (CONCATN): Define.
10081 * passes.c (init_optimization_passes): Add pass_lower_subreg and
10082 pass_lower_subreg2.
10083 * emit-rtl.c (update_reg_offset): New static function, broken out
10084 of gen_rtx_REG_offset.
10085 (gen_rtx_REG_offset): Call update_reg_offset.
10086 (gen_reg_rtx_offset): New function.
10087 * regclass.c: Revert patch of 2006-03-05, restoring
10089 (clear_reg_info_regno): New function.
10090 * dwarf2out.c (concatn_loc_descriptor): New static function.
10091 (loc_descriptor): Handle CONCATN.
10092 * common.opt (fsplit_wide_types): New option.
10093 * opts.c (decode_options): Set flag_split_wide_types when
10095 * timevar.def (TV_LOWER_SUBREG): Define.
10096 * rtl.h (gen_reg_rtx_offset): Declare.
10097 (reg_scan_update): Declare.
10098 * regs.h (clear_reg_info_regno): Declare.
10099 * tree-pass.h (pass_lower_subreg): Declare.
10100 (pass_lower_subreg2): Declare.
10101 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
10102 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
10103 -fsplit-wide-types.
10104 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
10105 * Makefile.in (OBJS-common): Add lower-subreg.o.
10106 (lower-subreg.o): New target.
10108 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10110 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
10112 2007-01-31 Anatoly Sokolov <aesok@post.ru>
10115 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
10117 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10119 PR middle-end/29335
10120 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
10122 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
10124 * cfgloop.h: Include vec-prim.h.
10125 (enum li_flags): Remove LI_ONLY_OLD.
10126 (loop_iterator): Changed.
10127 (fel_next, fel_init): Iterate over loop tree.
10128 (FOR_EACH_LOOP_BREAK): New macro.
10129 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
10131 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
10132 * modulo-sched.c (sms_schedule): Ditto.
10133 * tree-vectorizer.c (vectorize_loops): Ditto.
10134 * doc/loop.texi: Update information on loop numbering and behavior of
10135 FOR_EACH_LOOP wrto new loops.
10136 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
10137 add_to_evolution_1): Test nestedness of loops instead of comparing
10139 * tree-chrec.c (chrec_fold_plus_poly_poly,
10140 chrec_fold_multiply_poly_poly, chrec_evaluate,
10141 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
10142 reset_evolution_in_loop): Ditto.
10143 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
10145 2007-01-31 Dirk Mueller <dmueller@suse.de>
10147 * c-common.c (warn_about_parentheses): Separate warning about
10148 un-parenthized sequence of comparison operators from the one
10149 which is supposed to warn about x <= y <= z.
10151 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
10153 * optabs.h (enum optab_index): Add new OTI_isinf.
10154 (isinf_optab): Define corresponding macro.
10155 * optabs.c (init_optabs): Initialize isinf_optab.
10156 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
10158 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
10159 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
10161 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
10162 expand_builtin_interclass_mathfn.
10163 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
10164 * config/i386/i386.md (UNSPEC_FXAM): New constant.
10165 (fxam<mode>2_i387): New insn pattern.
10166 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
10167 built-in functions as x87 inline asm.
10169 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10171 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
10173 2007-01-30 Eric Christopher <echristo@apple.com>
10175 * config.gcc: Add geode.
10177 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10179 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
10180 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
10181 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
10182 value-prof.c: Fix comment typos.
10184 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10187 * doc/invoke.texi (Wpointer-arith): Document warning.
10189 2007-01-30 Janis Johnson <janis187@us.ibm.com>
10191 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
10192 the list of discrepancies from the draft TR.
10194 2007-01-30 Dirk Mueller <dmueller@suse.de>
10197 * doc/invoke.texi (-Wreturn-type): Update description to
10198 match new behavior.
10200 2007-01-30 Richard Sandiford <richard@codesourcery.com>
10202 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
10204 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
10206 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
10207 to handle optabs that operate on floating point input argument and
10208 output to integer output.
10209 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
10210 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
10211 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
10212 expand_builtin_interclass_mathfn ().
10213 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
10214 (ilogbsi2): Remove.
10215 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
10216 ilogbl built-in functions as x87 intrinsics.
10218 2007-01-30 Richard Guenther <rguenther@suse.de>
10220 PR middle-end/27657
10221 * dwarf2out.c (reference_to_unused): Query varpool if the
10222 variable was output.
10224 2007-01-30 Richard Guenther <rguenther@suse.de>
10226 PR middle-end/30313
10227 * passes.c (execute_one_pass): Reset in_gimple_form to not
10228 confuse non-unit-at-a-time mode.
10230 2007-01-29 Roger Sayle <roger@eyesopen.com>
10231 Richard Guenther <rguenther@suse.de>
10233 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
10234 avoid undefined behaviour on overflow. Use force_fit_type_double
10235 to construct the constant with the specified TREE_OVERFLOW.
10237 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10239 * config/dfp-bit.c: Add parameterized support for fp exceptions.
10240 * config/dfp-bit.h: Ditto.
10242 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10244 * c-decl.c (pop_scope): Replace warnings with call to
10245 warn_for_unused_label.
10246 * c-common.h (warn_for_unused_label): Declare.
10247 * c-common.c (warn_for_unused_label): Define.
10249 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10251 * tree-optimize.c (update_inlined_to_pointers): Delete unused
10254 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10256 * Makefile.in (USER_H): Remove decfloat.h.
10257 * ginclude/decfloat.h: Delete, moving contents to ...
10258 * ginclude/float.h: Add support for decimal floating point,
10259 guarded by __STDC_WANT_DEC_FP__.
10261 2007-01-29 Mike Stump <mrs@apple.com>
10263 * doc/gccint.texi (Top): Rename Loop Representation to Loop
10264 Analysis and Representation to resolve case insensitive conflict.
10265 * doc/loop.texi (Loop Analysis and Representation): Likewise.
10267 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
10269 * tree.h (struct tree_memory_tag): Add aliases member.
10270 (MTAG_ALIASES): New macro.
10271 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
10272 (add_may_alias): Remove pointer-set. Update for may_aliases being
10274 (mark_aliases_call_clobbered): Update for may_aliases being a
10276 (compute_tag_properties): Ditto.
10277 (create_partition_for): Ditto.
10278 (compute_memory_partitions): Ditto.
10279 (dump_may_aliases_for): Ditto.
10280 (is_aliased_with): Ditto.
10281 (add_may_alias_for_new_tag): Ditto.
10282 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
10283 (compute_is_aliased): New function.
10284 (compute_may_aliases): Call compute_is_aliased).
10285 (init_alias_info): Initialize alias_bitmap_obstack.
10286 (union_alias_set_into): New function.
10287 (compute_flow_sensitive_aliasing): Use union_aliases_into.
10288 (have_common_aliases_p): Rewrite to take two bitmaps and use
10290 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
10291 Update for bitmaps.
10292 (finalize_ref_all_pointers): Update for add_may_alias changes.
10293 (new_type_alias): Ditto.
10294 * tree-flow-inline.h (may_aliases): Return a bitmap.
10295 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
10296 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
10297 may_aliases being a bitmap.
10298 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
10299 may_aliases now returns a bitmap.
10300 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
10302 * tree-ssa-operands.c (add_virtual_operand): Update for
10303 may_aliases being a bitmap.
10305 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
10307 PR tree-optimization/30630
10308 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
10309 variable as changed.
10311 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
10314 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
10315 expanded only once even if an error occurs.
10317 2007-01-29 Ben Elliston <bje@au.ibm.com>
10319 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
10320 (__gcov_average_profiler): Likewise.
10321 (__gcov_ior_profiler): Likewise.
10322 (__gcov_merge_ior): Likewise.
10324 2007-01-28 Jan Hubicka <jh@suse.cz>
10326 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
10327 * value-prof.c (stringop_block_profile): Likewise.
10329 2007-01-28 Jan Hubicka <jh@suse.cz>
10331 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
10332 variant handling histograms; add wrapper.
10333 (clear_storage_via_libcall): Export.
10334 (emit_block_move_hints): Break out from ...; add histograms.
10335 (emit_block_move): ... this one.
10336 (clear_storage_hints): Break out from ...; add histograms.
10337 (clear_storage): ... this one.
10338 (set_storage_via_memset): Handle histogram.
10339 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
10340 (clear_storage_hints, clear_storage_via_libcall): Declare.
10341 (set_storage_via_setmem): Update prototype.
10342 * doc/md.texi (movmem, setmem): Document new arguments.
10344 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
10346 (stringop_block_profile): New global function.
10347 (tree_stringops_values_to_profile): Profile block size and alignment.
10348 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
10350 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
10351 (stringop_block_profile): Declare.
10352 * builtins.c: Include value-prof.h.
10353 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
10354 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
10355 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
10356 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
10357 * profile.c (instrument_values): Add new counters.
10358 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
10360 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
10361 (tree_init_edge_profiler): Build new profilers.
10362 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
10363 (pass_tree_profile): Add dump.
10364 (tree_profile_hooks): Update.
10365 * Makefile.in (LIBGCOV): Add new constants.
10366 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
10367 __gcov_ior_profiler): New.
10368 * i386.md (movmem/setmem expanders): Add new optional arguments.
10370 2007-01-28 David Edelsohn <edelsohn@gnu.org>
10372 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
10374 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10376 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
10377 (tree_unswitch_single_loop): Pass eni_size_weights to
10378 tree_num_loop_insns.
10379 * tree-ssa-loop-manip.c: Include tree-inline.h.
10380 (can_unroll_loop_p): Pass eni_size_weights to
10381 tree_num_loop_insns.
10382 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
10383 Pass eni_size_weights to estimate_num_insns.
10384 * tree.h (init_inline_once): Export.
10385 * toplev.c (backend_init): Call init_inline_once.
10386 * cgraphunit.c (cgraph_process_new_functions,
10387 cgraph_analyze_function): Pass eni_inlining_weights to
10388 estimate_num_insns.
10389 * ipa-inline.c (compute_inline_parameters): Ditto.
10390 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
10391 to estimate_num_insns.
10392 (try_unroll_loop_completely): Pass eni_size_weights to
10393 tree_num_loop_insns.
10394 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
10395 ot estimate_num_insns.
10396 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
10397 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
10398 * tree-inline.c (eni_inlining_weights, eni_size_weights,
10399 eni_time_weights): New variables.
10400 (init_inline_once): Initialize them.
10401 (struct eni_data): Mew.
10402 (estimate_num_insns_1, estimate_num_insns): Use weights.
10403 * tree-inline.h (struct eni_weights_d): New.
10404 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
10405 (estimate_num_insns): Declaration changed.
10406 * cfgloop.h (tree_num_loop_insns): Declaration changed.
10407 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
10408 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
10410 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10412 * tree-data-ref.c (conflict_fn): Assert that the number of affine
10413 relations in the conflict function is valid.
10415 2007-01-27 Ian Lance Taylor <iant@google.com>
10417 * common.opt: Add fstrict-overflow.
10418 * opts.c (decode_options): Set flag_strict_overflow if -O2.
10419 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
10420 (TYPE_OVERFLOW_UNDEFINED): Define.
10421 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
10423 * tree.h (TYPE_TRAP_SIGNED): Don't define.
10424 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
10425 (fold_negate_expr): Likewise.
10426 (make_range): Likewise.
10427 (extract_muldiv_1): Likewise.
10428 (maybe_canonicalize_comparison): Likewise.
10429 (fold_comparison): Likewise.
10430 (fold_binary): Likewise.
10431 (tree_expr_nonnegative_p): Likewise.
10432 (tree_expr_nonzero_p): Likewise.
10433 * tree-vrp.c (compare_values): Likewise.
10434 (extract_range_from_binary_expr): Likewise.
10435 (extract_range_from_unary_expr): Likewise.
10436 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
10438 (nowrap_type_p): Likewise.
10439 * tree-scalar-evolution.c (simple_iv): Likewise.
10440 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
10441 (build_range_check): Likewise.
10442 (extract_muldiv_1): Likewise.
10443 (fold_comparison): Likewise.
10444 * tree-vrp.c (vrp_int_const_binop): Likewise.
10445 (extract_range_from_unary_expr): Likewise.
10446 * convert.c (convert_to_integer): Likewise.
10447 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
10448 (fold_comparison): Likewise.
10449 (fold_binary): Likewise.
10450 * optabs.c (optab_for_tree_code): Likewise.
10451 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
10452 * simplify-rtx.c (simplify_const_relational_operation): Check
10453 flag_strict_overflow and flag_trapv.
10454 (simplify_const_relational_operation): Likewise.
10455 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
10456 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
10459 2007-01-27 Roger Sayle <roger@eyesopen.com>
10461 * tree.c (tree_fold_gcd): Delete.
10462 * tree.h (tree_fold_gcd): Remove prototype.
10463 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
10464 test whether one constant integer is a multiple of another. Instead
10465 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
10466 * fold-const.c (multiple_of_p): We've determined both TOP and
10467 BOTTOM are integer constants so we can call int_const_binop directly
10468 instead of the more generic const_binop.
10470 2007-01-27 Roger Sayle <roger@eyesopen.com>
10472 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
10473 1*X check that the constant hasn't overflowed, to preserve the
10475 (round_up): Provide an efficient implementation when rouding-up an
10476 INTEGER_CST to a power-of-two.
10478 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10480 * doc/sourcebuild.texi: Add comma for clarity.
10481 * doc/extend.texi: Fix some typos.
10482 * doc/passes.texi: Likewise.
10483 * doc/cppinternals.texi: Likewise.
10484 * doc/c-tree.texi: Likewise.
10485 * doc/tree-ssa.texi: Likewise.
10486 * doc/install.texi: Likewise.
10488 2007-01-27 Jan Hubicka <jh@suse.cz>
10490 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
10491 (pass_sra): Do not require alias information.
10492 * passes.c (init_optimization_passes): Add SRA
10494 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
10496 * tracer.c (rest_of_handle_tracer): We already cleaned
10497 up the CFG in tracer() so don't do it here again.
10498 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
10499 cleanup_cfg here, either. And don't call renumber_insns.
10501 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
10502 and BB_HEAD are in the insn stream here. Instead make sure
10503 that BB_INSN is valid on all insns. Also, do check here that
10504 there are no pending branch predictions...
10505 (rtl_verify_flow_info): ...instead of doing it here. Checks
10506 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
10509 2007-01-26 Roger Sayle <roger@eyesopen.com>
10511 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
10512 function to simplify/factorize operand order canonicalization.
10513 (ix86_fixup_binary_operands): Reorganize using the above function.
10514 (ix86_binary_operator_ok): Likewise.
10516 2007-01-27 Jakub Jelinek <jakub@redhat.com>
10518 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
10519 file scope from optimize_attrs.
10520 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
10522 (optimize_attrs): Clear insn_code_values after freeing it.
10524 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10526 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
10527 a parts.base assignment.
10529 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10531 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
10532 (compute_subscript_distance, initialize_data_dependence_relation,
10533 finalize_ddr_dependent, analyze_ziv_subscript,
10534 analyze_siv_subscript_cst_affine,
10535 compute_overlap_steps_for_affine_univar,
10536 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10537 analyze_siv_subscript, analyze_miv_subscript,
10538 analyze_overlapping_iterations, subscript_dependence_tester_1,
10539 compute_self_dependence, free_dependence_relation): Work
10540 with affine_fn instead of chrecs.
10541 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
10542 common_affine_function, affine_function_base,
10543 affine_function_constant_p, affine_fn_op, affine_fn_plus,
10544 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
10545 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
10546 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
10547 (all_chrecs_equal_p): Removed.
10548 * tree-data-ref.h (affine_fn, conflict_function): New types.
10549 (struct subscript): Change type of conflicting_iterations_in_a
10550 and conflicting_iterations_in_b.
10552 2007-01-26 Steve Ellcey <sje@cup.hp.com>
10555 * config/pa/pa.h (TARGET_HPUX_11): New.
10556 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
10557 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
10559 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
10560 Richard Guenther <rguenther@suse.de>
10562 * tree-ssa-structalias.c (solve_graph): Handle case
10563 we merged the variable to another.
10565 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10567 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
10570 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
10571 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
10573 2007-01-25 DJ Delorie <dj@redhat.com>
10575 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
10576 allow changes to modes which don't fit in those registers.
10578 * reload1.c (choose_reload_regs): Check for invalid subregs before
10579 computing their locations, not after.
10581 2007-01-25 Geoffrey Keating <geoffk@apple.com>
10584 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
10585 save Altivec registers in an eh_return function.
10586 (compute_vrsave_mask): Likewise.
10587 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
10588 for saving Altivec registers.
10589 (rs6000_emit_prologue): Don't allocate stack twice in
10590 eh_return function. Correct expected value of altivec_save_offset
10591 when using save_world. Describe save of R0 to stack when using
10592 save_world. Describe stack pointer adjustment when using
10593 save_world. Remove duplicated eh_return parameter register saving.
10594 Update sp_offset variable after save_world.
10595 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
10597 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
10598 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
10601 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10603 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
10605 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10608 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
10609 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
10611 2007-01-25 Richard Guenther <rguenther@suse.de>
10613 * doc/invoke.texi (-Wcoverage-mismatch): Document.
10614 * common.opt (-Wcoverage-mismatch): New warning option.
10615 * coverage.c (get_coverage_counts): Ignore coverage mismatch
10616 if -Wcoverage-mismatch is given.
10618 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
10620 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
10621 (ipcp_driver): Change to static definition.
10622 Add dumping of the ifunctions.
10623 (constant_val_insert): Remove unused parameter. Support for SSA.
10624 (ipcp_propagate_const): Support for SSA.
10625 (ipcp_profile_bb_print): Print only analyzed nodes.
10626 (ipcp_replace_map_create): Remove support for Fortran constant
10628 * ipa-prop.c (ipa_method_modify_stmt,
10629 ipa_callsite_compute_param): Support for SSA.
10630 * ipa-prop.h (ipcp_driver): Remove declaration.
10631 (IS_VALID_TREE_MAP_INDEX): Add define.
10633 2007-01-24 Geoffrey Keating <geoffk@apple.com>
10635 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
10637 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10639 PR middle-end/30447
10640 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
10641 constant argument to cabs and do it without checking for
10642 -funsafe-math-optimizations.
10644 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
10646 * c-common.h (RID_FIRST_CXX0X): New.
10647 (RID_LAST_CXX0X): New.
10648 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
10650 * c.opt (Wc++0x-compat): New.
10651 * doc/invoke.texi (-Wc++0x-compat): Document.
10653 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10655 * builtins.c (fold_builtin_carg): New.
10656 (fold_builtin_1): Use it.
10658 2007-01-24 Jan Hubicka <jh@suse.cz>
10660 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
10662 * ipa-inline.c (initial_insns, max_insns): Delete.
10663 (compute_max_insns): New function.
10664 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
10665 of insns as base for code growth.
10666 (cgraph_decide_inlining): Make initial_insns local; do not compute
10668 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
10669 * doc/invoke.texi (inline-unit-growth): Update docs.
10671 2007-01-24 Jakub Jelinek <jakub@redhat.com>
10673 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
10674 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
10675 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
10676 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
10677 for CPUs that have PTA_CX16 set.
10679 PR middle-end/27416
10680 * gimplify.c (omp_check_private): New function.
10681 (gimplify_scan_omp_clauses): Use it for
10682 firstprivate/lastprivate/reduction.
10684 PR middle-end/30494
10685 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
10686 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
10688 PR middle-end/30421
10689 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
10690 If lower_lastprivate_clauses emits some statements, append them
10691 to dlist rather than body_p and to body_p append an initializer.
10692 (lower_omp_for): Adjust caller.
10694 2007-01-24 Steve Ellcey <sje@cup.hp.com>
10696 * target.h (globalize_decl_name): New.
10697 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10698 * output.h (default_globalize_decl_name): New.
10699 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
10701 (globalize_decl): Ditto.
10702 (default_globalize_decl_name): New.
10703 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
10704 (ia64_handle_version_id_attribute): New.
10705 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10706 (ia64_asm_output_external): Use globalize_decl_name instead
10707 of globalize_label.
10708 * doc/extend.texi (version_id): New pragma.
10709 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
10711 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10713 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
10714 _uleb128_t and _Unwind_SWord with _sleb128_t.
10715 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
10716 uw_frame_state_for, uw_update_context_1): Likewise.
10717 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
10718 * unwind-pe.h (read_uleb128, read_sleb128,
10719 read_encoded_value_with_base): Likewise.
10720 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
10722 2007-01-24 Richard Guenther <rguenther@suse.de>
10724 * builtins.c (expand_builtin_cexpi): Get the fndecl
10725 for cexp in the correct way.
10727 2007-01-24 Jan Hubicka <jh@suse.cz>
10729 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
10731 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10733 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
10734 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
10735 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
10736 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
10737 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
10738 __SIZEOF_PTRDIFF_T__.
10739 * doc/cpp.texi: Documentation for the new builtin macros added.
10741 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
10743 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
10744 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
10745 instead of operands[2] to avoid access past the end of array.
10747 2007-01-24 Richard Sandiford <richard@codesourcery.com>
10749 * reload1.c (emit_reload_insns): Pass the reload register
10750 for a non-spill output reload through forget_old_reloads_1.
10752 2007-01-23 Joseph Myers <joseph@codesourcery.com>
10754 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10755 _SOFT_DOUBLE if doubles use software floating-point.
10756 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
10757 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10758 * config/rs6000/darwin-ldouble.c: Also compile functions for
10759 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
10760 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10761 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
10762 commented-out long double override.
10763 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
10764 * config/rs6000/eabispe.h: Likewise.
10765 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
10766 long double for non-SPE.
10767 (rs6000_handle_option): Likewise.
10768 (invalid_e500_subreg): Disallow more subregs involding DImode,
10769 DFmode, TImode or TFmode.
10770 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10772 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10774 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10775 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10777 (rs6000_legitimate_address): Also check for TFmode for E500
10779 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10780 (spe_build_register_parallel): Handle TFmode and TCmode.
10781 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10783 (function_arg): Handle TFmode and TCmode for E500 double.
10784 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10786 (print_operand): Handle TFmode and TImode for %y.
10787 (rs6000_generate_compare): Handle TFmode comparisons for E500
10789 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10790 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10791 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10792 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10793 TFmode for E500 double.
10794 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10795 (floatsidf2): Enable for E500 double.
10796 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10797 (extenddftf2): Change to extenddftf2_fprs.
10798 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10799 depending on TARGET_E500_DOUBLE.
10800 (extendsftf2): Enable for E500 double.
10801 (trunctfdf2): Enable for E500 double.
10802 (trunctfsf2): Change to trunctfsf2_fprs.
10803 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10804 depending on TARGET_E500_DOUBLE.
10805 (floatsitf2): Enable for E500 double.
10806 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10807 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10808 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10809 (negtf2): Change to negtf2_internal.
10810 (negtf2): New expander.
10811 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10812 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10813 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10814 (movdi_internal32): Use rs6000_nonimmediate_operand.
10815 (unnamed splitter): Likewise.
10816 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10817 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10818 (SPE64TF, DITI): New mode macros.
10819 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10822 (frob_<mode>_di_2): New.
10823 (frob_tf_di_8_2): New.
10824 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10826 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10828 (frob_ti_<mode>_8_2): New.
10829 (frob_ti_tf_2): New.
10830 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10831 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10833 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10834 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10835 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10836 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10837 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10838 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10841 2007-01-23 Ian Lance Taylor <iant@google.com>
10843 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10845 (OBJS-archive): Reformat, alphabetize.
10846 (OBJS): Change out_object_file to OBJS-md.
10848 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10850 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10851 JUMP_P and CALL_P predicates where applicable.
10852 * config/i386/i386.c: Ditto.
10853 * config/i386/i386.md: Ditto.
10854 * config/i386/mmx.md: Ditto.
10855 * config/i386/predicates.md: Ditto.
10857 2007-01-22 Andreas Schwab <schwab@suse.de>
10859 * config/m68k/m68k.h: Fix comment.
10861 2007-01-22 Jan Hubicka <jh@suse.cz>
10863 * passes.c (init_optimization_passes): Do not rerun
10864 pass_early_warn_uninitialized.
10866 2007-01-22 Richard Guenther <rguenther@suse.de>
10868 PR tree-optimization/30038
10869 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10871 (execute_cse_sincos_1): Likewise.
10872 (execute_cse_sincos): Likewise.
10873 (gate_cse_sincos): Likewise.
10874 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10875 the cexpi() canonicalization of sincos().
10876 * tree-pass.h (pass_cse_sincos): Declare.
10877 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10879 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10881 PR rtl-optimization/29329
10882 * combine.c (replaced_rhs_insn): Rename to i2mod.
10883 (replaced_rhs_value): Rename to i2mod_new_rhs.
10884 (i2mod_old_rhs): New global variable.
10885 (combine_instructions): Adjust for above change. Save a copy of
10886 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10887 note are substituted in the second instruction.
10888 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10889 ditch the note if it pertains to the second eliminated register
10890 and this register is mentioned in i2mod_old_rhs.
10893 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10895 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10896 the insn to which the note was originally attached.
10898 2007-01-21 Jan Hubicka <jh@suse.cz>
10900 * ipa-inline.c (inlining_mode): Comment, move up.
10901 (cgraph_decide_inlining_incrementally): Do not perform inlining
10902 itself; fix handling of flattening of self recursive functions.
10903 (cgraph_find_cycles): Remove.
10904 (cgraph_flatten_node): Remove.
10905 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10906 (try_inline): New function.
10907 (cgraph_early_inlining): Update call of
10908 cgraph_decide_inlining_incrementally. Apply inlining here.
10909 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10911 2007-01-21 Dirk Mueller <dmueller@suse.de>
10914 * tree-vrp.c (check_array_bounds): do not warn
10915 about ADDR_EXPR's of ARRAY_REF's which are immediately
10916 used in binary expressions.
10918 2007-01-21 Ira Rosen <irar@il.ibm.com>
10920 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10921 read_write_dep and macros for its access.
10922 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10923 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10924 argument, call vect_check_interleaving for every independent pair of
10925 data-refs. Mark loads that access the same memory location as a store
10927 (vect_check_dependences): Remove.
10928 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10929 call, fix the call to vect_analyze_data_ref_dependence.
10930 (vect_analyze_data_ref_access): For statements that access the same
10931 data-ref, check that they are not stores; for loads, check that there
10932 is no store that access the same location.
10934 2007-01-20 Roger Sayle <roger@eyesopen.com>
10935 Joseph Myers <joseph@codesourcery.com>
10937 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10938 (-fdump-rtl-stack): Likewise.
10939 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10940 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10941 (-mpt-fixed): Use @minus{} for minus sign.
10942 (Using Precompiled Headers): Fix under/overfull hbox.
10944 2007-01-20 Jan Hubicka <jh@suse.cz>
10946 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10947 place within annotation.
10949 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10951 * pa.c (output_move_double): Change array size of xoperands to 4.
10953 2007-01-20 Jan Hubicka <jh@suse.cz>
10955 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10958 2007-01-19 Ian Lance Taylor <iant@google.com>
10960 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10961 constant to unsigned HOST_WIDE_INT before negating.
10963 2007-01-19 Ian Lance Taylor <iant@google.com>
10965 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10967 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10968 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10969 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10970 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10971 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10972 (realloc_vdef, realloc_vuse): Change second parameter to
10974 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10975 fields to unsigned.
10976 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10977 unsigned. Change x and lim locals to unsigned.
10978 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10980 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10981 (copy_virtual_operands): Change i and n locals to unsigned.
10983 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10985 PR middle-end/29335
10986 * builtins.c (fold_builtin_1): Handle builtin fdim.
10988 2007-01-20 Jan Hubicka <jh@suse.cz>
10990 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10991 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10992 init_alias_heapvars.
10993 (init_alias_heapvars): Initialize only when not already initialized.
10994 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10996 2007-01-19 Roger Sayle <roger@eyesopen.com>
10998 * common.opt (fsigned-zeros): New command line option.
10999 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
11000 of flag_unsafe_math_optimizations.
11001 * opts.c (set_fast_math_flags): The -ffast-math command line option
11002 implies -fno-signed-zeros.
11003 (fast_math_flags_set_p): Likewise.
11005 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
11006 the documentation of -ffast-math appropriately. Wrap long lines.
11008 2007-01-19 Steve Ellcey <sje@cup.hp.com>
11010 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
11011 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
11013 2007-01-19 Tomas Bily <tbily@suse.cz>
11015 * cgraphunit.c (cgraph_finalize_function): Updating of pid
11017 (tree_init_ic_make_global_vars): New function
11018 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
11019 (tree_gen_ic_profiler): New function
11020 (tree_gen_ic_func_profiler): New function
11021 (tree_profiling): Added calling of tree_gen_ic_func_profiler
11022 (tree_profile_hooks): Added hook for indirec/virtual calls
11023 * value-prof.c (tree_find_values_to_profile): New case for
11025 (tree_values_to_profile): Call for determining indirect/virtual
11027 (tree_indirect_call_to_profile): New function
11028 (tree_ic_transform): New function
11029 (tree_ic): New function
11030 (find_func_by_pid): New function
11031 (init_pid_map): New function
11032 (tree_value_profile_transformations): Added check for
11033 indirect/virtual call transformation
11034 * value-prof.h (enum hist_type): New counter type for
11035 indirect/virtual calls
11036 (profile_hooks): Added new hook for profiling indirect/virtual
11038 * profile.c (instrument_values): New case for indirect/virtual
11040 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
11041 (GCOV_COUNTER_V_INDIR): New counter type
11042 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
11043 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
11045 * cgraph.c: Definition of cgraph_max_pid
11046 (cgraph_create_node): Default init of pid attribute
11047 * cgraph.h: Declaration of cgraph_max_pid
11048 (struct cgraph_node): Added pid attribute
11049 * libgcov.c (__gcov_indirect_call_profiler): New function
11050 (__gcov_one_value_profiler_body): New function
11051 (__gcov_one_value_profiler): Body was moved to
11052 __gcov_one_value_profiler_body and calls it
11054 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
11056 * doc/gty.texi (Options): Document the mark_hook option to GTY.
11057 * gengtype.c (write_types_data, write_func_for_structure,
11058 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
11059 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
11060 (walk_type, write_func_for_structure): Generate the mark_hook if
11063 2007-01-19 Jan Hubicka <jh@suse.cz>
11065 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
11066 'early' argument take inlining mode argument specifying whether to
11067 inline for size/speeed or all functions; add support for flattening;
11069 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
11071 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11074 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
11075 the name of the declared identifier.
11077 2007-01-19 Dirk Mueller <dmueller@suse.de>
11079 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
11080 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
11081 duplicate evaluation.
11083 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
11085 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
11086 Macroize expander using X87MODEF12 mode macro. Extend operand 1
11087 to XFMode, use acosxf2 and truncate result to requested mode.
11088 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11089 (asin<mode>2): Similarly, with asin expanders.
11090 (*fscalexf4_i387): Rename from *fscalexf4.
11091 (expNcorexf3): New expander.
11092 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
11093 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
11094 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
11095 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
11096 patterns for SSE math.
11097 (exp10<mode>2): Similarly, with exp10 expanders.
11098 (exp2<mode>2): Similarly, with exp2 expanders.
11099 (expm1<mode>2): Similarly, with expm1 expanders.
11100 (ldexp<mode>3): Similarly, with ldexp expanders.
11101 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
11102 Use gen_truncxf<mode>2_i387_noop to truncate result.
11104 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11106 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
11107 for ColdFire targets.
11109 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
11110 Richard Sandiford <richard@codesourcery.com>
11112 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
11113 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
11114 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
11115 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
11116 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11117 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11119 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11121 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
11122 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
11123 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
11124 (*adddi_dilshr32_cf): New pattern.
11125 (adddi3, subdi3): Remove first alternatives.
11127 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11129 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
11130 implemented using move.l, do not use its cc result for floating-point
11133 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11135 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
11136 from accepting 's' constraints if flag_pic.
11138 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11140 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
11141 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
11142 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
11143 condition from TARGET_68881 to TARGET_HARD_FLOAT.
11145 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
11147 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
11148 ColdFire alternatives.
11149 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
11150 * config/m68k/m68k.md (clzsi2): Define for ColdFire
11151 architectures that support ff1 instruction.
11153 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11154 Julian Brown <julian@codesourcery.com>
11156 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
11157 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
11158 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
11161 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11163 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
11165 (output_move_const_into_data_reg, output_move_simode_const): Delete.
11166 * config/m68k/m68k.c (const_method, const_int_cost): Take a
11167 HOST_WIDE_INT instead of an rtx.
11168 (m68k_rtx_costs): Update call accordingly.
11169 (output_move_const_into_data_reg): Likewise. Fix formatting.
11170 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
11172 (output_move_simode_const): Update calls after above changes.
11173 Rework to use automatic variables and predicates like MEM_P.
11174 * config/m68k/m68k.md (pushexthisi_const): Update call to
11177 2007-01-19 Dirk Mueller <dmueller@suse.de>
11179 * tree-ssa-alias.c (perform_var_substitution): Fix typo
11180 in dump_flags test.
11182 2007-01-19 Richard Guenther <rguenther@suse.de>
11184 * builtins.c (expand_builtin_cexpi): Fall back to expanding
11185 via cexp in case sincos is not available.
11187 2007-01-19 Richard Guenther <rguenther@suse.de>
11189 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
11190 * defaults.h (TARGET_HAS_SINCOS): Default to off.
11191 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
11192 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
11193 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
11194 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
11195 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
11196 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
11198 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
11200 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
11202 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
11203 (atan2xf3): Directly generate RTL pattern.
11204 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
11205 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
11206 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11207 disable patterns for SSE math.
11208 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
11209 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
11210 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11211 disable patterns for SSE math.
11213 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
11215 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
11217 2007-01-18 Roger Sayle <roger@eyesopen.com>
11219 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
11220 VIEW_CONVERT_EXPR to the same type as it's operand.
11222 2007-01-18 David Edelsohn <edelsohn@gnu.org>
11224 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
11225 configured for long double 128.
11227 2007-01-18 Mike Stump <mrs@apple.com>
11229 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
11232 2007-01-18 Michael Meissner <michael.meissner@amd.com>
11234 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
11237 2007-01-18 Jan Hubicka <jh@suse.cz>
11239 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
11240 greater than NUM_VOP_FREE_BUCKETS.
11242 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
11244 * tree-ssa-structalias.c: Update comments.
11245 (ptabitmap_obstack): Removed.
11246 (pta_obstack): New.
11247 (oldpta_obstack): Ditto.
11248 (stats): Add a few members.
11249 (struct variable_info): Remove node, complex, address_taken, and
11250 indirect_target members. Add oldsolution member.
11251 (new_var_info): Do not initialize removed members.
11252 (constraint_expr_type): Remove INCLUDES.
11253 (constraint_graph): Add size, implicit_preds, rep,
11254 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
11255 (FIRST_REF_NODE): New macro.
11256 (LAST_REF_NODE): Ditto.
11257 (FIRST_ADDR_NODE): Ditto.
11258 (find): New function.
11260 (dump_constraint): Do not handle INCLUDES.
11261 (insert_into_complex): Do not insert duplicate constraints.
11262 (condense_varmap_nodes): Renamed and rewritten into ...
11263 (merge_node_constraints): This. Also fix bug in handling of
11264 offseted copy constraints.
11265 (clear_edges_for_node): No longer need to deal with preds at all,
11266 or removing associated preds/succs.
11267 (merge_graph_nodes): Deal with indirect_cycles.
11268 Don't deal with predecessors.
11269 (add_implicit_graph_edge): New function.
11270 (add_pred_graph_edge): Ditto.
11271 (add_graph_edge): Don't deal with predecessors.
11272 (build_constraint_graph): Removed.
11273 (build_pred_graph): New function.
11274 (build_succ_graph): Ditto.
11275 (struct scc_info): Removed in_component. Added roots, dfs, and
11276 node_mapping. Remove visited_index, unification_queue.
11277 (scc_visit): Deal with union-find we do now.
11278 Deal with cycles with REF nodes.
11279 (collapse_nodes): Renamed and rewritten to ...
11280 (unify_nodes): This.
11281 (process_unification_queue): Removed.
11282 (topo_visit): Cleanup
11283 (do_da_constraint): Use find.
11284 (do_sd_constraint): Ditto.
11285 (do_ds_constraint): Ditto.
11286 (do_complex_constraint): Ditto.
11287 (init_scc_info): Update for removed and added members.
11288 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
11289 (find_indirect_cycles): This.
11290 (equivalence_class): New variable.
11291 (label_visit): New function.
11292 (perform_variable_substitution): Rewritten.
11293 (free_var_substitution_info): New function.
11294 (find_equivalent_node): Ditto.
11295 (move_complex_constraints): Ditto.
11296 (eliminate_indirect_cycles): Ditto.
11297 (solve_graph): Only propagate changed bits.
11298 Use indirect cycle elimination.
11300 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
11301 (tree_id_eq): Renamed to ...
11302 (tree_vi_eq): This. Update for member change
11303 (insert_id_for_tree): Renamed and rewritten to ...
11304 (insert_vi_for_tree): This.
11305 (lookup_id_for_tree): Renamed and rewritten to ...
11306 (lookup_vi_for_tree): This.
11307 (get_id_for_tree): Renamed and rewritten to ...
11308 (get_vi_for_tree): Ditto.
11309 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
11310 (process_constraint): Don't handle INCLUDES.
11311 Remove special ADDRESSOF case.
11312 (find_func_aliases): Rewrite to use vi functions instead of id
11314 (create_function_info_for): Ditto.
11315 (create_variable_info_for): Ditto.
11316 (intra_create_variable_infos): Ditto.
11317 (merge_smts_into): Ditto.
11318 (find_what_p_points_to): Ditto.
11319 (init_base_vars): Ditto.
11320 (init_alias_vars): Ditto.
11321 (remove_preds_and_fake_succs): New function.
11322 (dump_sa_points_to_info): Dump new stats.
11323 (dump_solution_for_var): Use find.
11324 (set_used_smts): Fix formatting.
11325 (compute_points_to_sets): Updated for new functions.
11326 (ipa_pta_execute): Ditto.
11328 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11329 Richard Sandiford <richard@codesourcery.com>
11331 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
11333 * calls.c (expand_call): If the return value is a PARALLEL,
11334 extract its first member.
11335 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
11336 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11337 use FUNCTION_EXTRA_EPILOGUE.
11338 (m68k_function_value): Return a PARALLEL if the return value
11339 is of a pointer type.
11340 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
11341 (FUNCTION_EXTRA_EPILOGUE): Remove.
11342 * config/m68k/m68k.md (D0_REG): New constant.
11344 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11346 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11347 output a NOP for empty epilogues.
11349 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11351 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
11352 before function. Extend register save check to include all
11353 registers, not just integer ones.
11355 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11357 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
11358 (m68k_use_return_insn): ...this.
11359 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
11360 * config/m68k/m68k.c (use_return_insn): Rename to...
11361 (m68k_use_return_insn): ...this.
11362 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
11363 of USE_RETURN_INSN.
11365 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11367 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
11368 nearest even, fix denormal rounding overflow.
11370 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11372 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
11373 f%$smove and f%$move.
11374 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
11375 (extendsfdf2_cf): Use fdmove instead of f%&move.
11376 (truncdfsf2_cf): Use fsmove instead of f%$smove.
11377 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
11379 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11381 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
11384 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11386 * real.h (real_format): Add a canonical_nan_lsbs_set field.
11387 (coldfire_single_format): Declare.
11388 (coldfire_double_format): Likewise.
11389 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
11390 of qnan_msb_set to determine the lower bits of a canonical
11392 (encode_ieee_double): Likewise.
11393 (encode_ieee_quad): Likewise.
11394 (ieee_single_format): Initialize canonical_nan_lsbs_set.
11395 (mips_single_format): Likewise.
11396 (ieee_double_format): Likewise.
11397 (mips_double_format): Likewise.
11398 (ieee_extended_motorola_format): Likewise.
11399 (ieee_extended_intel_96_format): Likewise.
11400 (ieee_extended_intel_128_format): Likewise.
11401 (ieee_extended_intel_96_round_53_format): Likewise.
11402 (ibm_extended_format): Likewise.
11403 (mips_extended_format): Likewise.
11404 (ieee_quad_format): Likewise.
11405 (mips_quad_format): Likewise.
11406 (vax_f_format): Likewise.
11407 (vax_d_format): Likewise.
11408 (vax_g_format): Likewise.
11409 (i370_single_format): Likewise.
11410 (i370_double_format): Likewise.
11411 (decimal_single_format): Likewise.
11412 (decimal_double_format): Likewise.
11413 (decimal_quad_format): Likewise.
11414 (c4x_single_format): Likewise.
11415 (c4x_extended_format): Likewise.
11416 (real_internal_format): Likewise.
11417 (coldfire_single_format): New real_format.
11418 (coldfire_double_format): Likewise.
11419 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
11420 canonical_nan_lsbs_set.
11421 (pdp11_d_format): Likewise.
11422 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
11423 if TARGET_COLDFIRE_CPU.
11425 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11427 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
11428 (output_call, m68k_legitimize_call_address): Declare.
11429 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
11430 parenthesees. Add support for a 'W' constraint.
11431 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
11432 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
11433 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
11434 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
11436 (override_options): Initialize them. Do not set flag_no_function_cse
11437 for TARGET_ID_SHARED_LIBRARY.
11438 (m68k_output_pic_call): Delete.
11439 (m68k_legitimize_call_address): New function.
11440 (print_operand): Remove the %o prefix. Handle the %p prefix.
11441 (output_call): New function.
11442 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
11443 target address from the GOT if symbolic jumps are not allowed.
11444 * config/m68k/m68k.md (call, general_operand): Do not set
11445 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
11446 Merge separate flag_pic and !flag_pic define_insns into...
11447 (*call, *call_value): ...these new patterns. Match the address
11448 rather than the containing MEM and require it to be a call_operand.
11449 Use output_call to generate the asm template.
11450 * config/m68k/predicates.md (const_call_operand): New predicate.
11451 (call_operand): Likewise.
11453 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11455 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
11456 (STACK_GROWS_DOWNWARD): Define to 1.
11457 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
11458 comments, emphasizing that these values are only defaults.
11459 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
11460 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
11462 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11464 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
11466 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11467 Richard Sandiford <richard@codesourcery.com>
11469 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
11470 (FP_REGNO_P): New macros.
11471 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
11472 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
11473 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
11474 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
11476 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11478 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11479 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
11481 * config/m68k/t-floatlib: New file, extracting common code from...
11482 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
11483 * config/m68k/t-uclinux: Here.
11484 * config/m68k/fpgnulib.c: Do not compile extendeed precision
11485 routines on ColdFire targets.
11487 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11489 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11490 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
11491 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
11492 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
11493 explicitly set MOTOROLA to 1.
11494 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
11496 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11497 Nathan Sidwell <nathan@codesourcery.com>
11499 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
11500 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
11501 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
11502 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
11503 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
11504 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
11505 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
11506 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
11507 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
11508 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11509 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
11510 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
11511 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
11512 (DBX_REGISTER_NUMBER): Delete.
11513 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
11514 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11515 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
11517 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11519 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
11520 * config/flat.h: New file.
11521 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
11522 OBJECT_FORMAT_FLAT.
11523 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
11524 indirect references for -msep-data or -mid-shared-library.
11525 Do not use PC-relative code addresses either.
11526 * config/m68k/m68k.c (override_options): Restrict -fPIC error
11528 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
11529 for shared libraries and crt1.o for executables. Use crti.o and
11531 (ENDFILE_SPEC): Use crtend.o and crtn.o.
11532 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
11533 Do not add -elf2flt or -shared-lib-id options here.
11534 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
11535 Pass -shared-lib-id if -mid-shared-library, taking the library
11536 identifier from -mshared-library-id if given, otherwise
11538 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
11539 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
11540 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
11541 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
11542 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
11543 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
11545 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
11546 jump sequence for ISA A and ISA A+.
11547 (PICJUMP): Likewise.
11549 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11551 * config.gcc (m68k-*-uclinux*): Base the port on the common
11552 and m68k GNU/Linux files rather than on the generic ELF ones.
11553 * config/m68k/uclinux.h (TARGET_VERSION): Override.
11554 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11556 2007-01-18 Julian Brown <julian@codesourcery.com>
11557 Richard Sandiford <richard@codesourcery.com>
11559 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
11560 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11561 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
11563 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
11564 80 unconditionally.
11565 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11567 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11569 * doc/install.texi: Document m68k-uclinuxoldabi.
11570 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
11571 * config/m68k/uclinux-oldabi.h: New file, copied from
11572 config/m68k/uclinux.h.
11574 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
11576 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
11577 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
11578 (m32r_compute_frame_size): Use unsigned for regno.
11579 (m32r_reload_lr): Use gen_frame_mem.
11581 (m32r_output_function_epilogue): Don't output the function epilogue
11583 (m32r_expand_epilogue): New.
11584 (direct_return): Return false if the function has the interrupt
11586 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
11587 * config/m32r/m32r.md (epilogue): New expander.
11588 (return_lr, return_rte): New insns.
11589 (return): Make it expander.
11590 (return_normal): New expander.
11592 2007-01-18 Josh Conner <jconner@apple.com>
11595 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
11596 support for UNLE, UNLT, UNGE, and UNGT.
11598 2007-01-18 Jan Hubicka <jh@suse.cz>
11600 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
11601 * tree-tailcall (add_virtual_phis): Likewise.
11602 (optimize_tail_call): Return TODOs.
11603 (execute_tail_calls): Return TODOs.
11604 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
11605 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
11607 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11608 Cleanup cfg using TODO.
11609 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
11610 * passes.c (execute_function_todo): When cleanup did something, remove
11612 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
11613 (make_edges): Don't cleanup_cfg.
11615 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
11617 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
11618 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
11619 operate on the top of stack.
11620 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
11621 register handling of instructions that output to the second
11623 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
11624 (move_for_stack_reg): Special-case check for dead destination
11625 stack slot for constant load of 1.0 inside UNSPEC_TAN.
11627 * config/i386/i386.md (UNSPEC_TAN): New constant.
11628 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
11629 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
11630 to correctly model move of constant 1.0 to top stack slot.
11631 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
11632 (unnamed peephole2 pattern): Remove corresponding peephole2
11633 pattern that optimizes tan insn and loading of constant 1.0.
11634 (tanxf2): Use fptanxf4_i387.
11635 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
11636 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
11637 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11638 disable patterns for SSE math.
11639 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
11640 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
11642 2007-01-18 Dirk Mueller <dmueller@suse.de>
11643 Richard Guenther <rguenther@suse.de>
11646 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
11647 * common.opt (Warray-bounds): Add new warning option.
11648 * c-opts.c (c_common_handle_option): Define -Warray-bounds
11650 * Makefile.in: make tree-vrp.o depend on toplev.h
11651 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
11653 (check_array_refs, check_array_bounds, check_array_ref): New.
11655 2007-01-18 Jan Hubicka <jh@suse.cz>
11657 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
11658 (execute_ssa_ccp): Return flags conditionally.
11659 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
11661 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
11663 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
11665 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
11666 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
11668 * Makefile.c (GTFILES): Add cfglayout.h.
11669 * gengtype.c (open_base_files): Likewise.
11670 * cfglayout.c (cfg_layout_function_footer,
11671 cfg_layout_function_header) Reindent to make gengtype happy.
11672 * cfglayout.h (cfg_layout_function_footer,
11673 cfg_layout_function_header): Add GTY(()) marker.
11675 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
11677 2007-01-18 Ben Elliston <bje@au.ibm.com>
11679 * genautomata.c (write_automata): Include xstrerror output in the
11680 error message if writing the DFA description file fails.
11682 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
11684 * config/mips/mips-protos.h (mips_output_external): Make it
11686 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
11687 * config/mips/mips.c (irix_output_external_libcall): Likewise.
11688 (extern_list): Likewise.
11689 (extern_head): Likewise.
11690 (TARGET_ASM_FILE_END): Likewise.
11691 (mips_file_end): Likewise.
11692 (mips_output_external): Rewritten.
11694 2007-01-18 Ben Elliston <bje@au.ibm.com>
11696 * genpreds.c (write_insn_preds_c): Only write out the function
11697 body for regclass_for_constraint if we have register constraints.
11699 2007-01-17 Tom Tromey <tromey@redhat.com>
11701 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
11702 * doc/install.texi (Testing): Use sourceware.org.
11703 (Binaries): Likewise.
11704 (Specific): Likewise.
11705 * doc/contrib.texi (Contributors): Use sourceware.org.
11707 2007-01-17 Anatoly Sokolov <aesok@post.ru>
11709 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
11710 (AVR_ENHANCED): Rename to ...
11711 (AVR_HAVE_MUL): ... new.
11712 (avr_enhanced_p): Rename to ...
11713 (avr_have_mul_p): ... new.
11714 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
11715 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
11716 * config/avr/avr.c (avr_enhanced_p): Rename to ...
11717 (avr_have_mul_p): ... new.
11718 (base_arch_s): Rename 'enhanced' to 'have_mul'.
11719 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
11720 'avr_enhanced_p' and 'enhanced'.
11721 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
11722 AVR_HAVE_MUL instead of AVR_ENHANCED.
11723 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11724 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
11725 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
11726 instead of AVR_ENHANCED.
11727 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11728 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
11729 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
11731 2007-01-17 Ian Lance Taylor <iant@google.com>
11733 * vec.h (VEC_reserve_exact): Define.
11734 (vec_gc_p_reserve_exact): Declare.
11735 (vec_gc_o_reserve_exact): Declare.
11736 (vec_heap_p_reserve_exact): Declare.
11737 (vec_heap_o_reserve_exact): Declare.
11738 (VEC_OP (T,A,reserve_exact)): New static inline function, three
11740 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
11741 negative parameter.
11742 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
11743 (VEC_OP (T,A,copy)) [all versions]: Likewise.
11744 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
11745 * vec.c (calculate_allocation): Add exact parameter. Change all
11747 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
11748 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
11749 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
11750 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
11751 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
11752 (vec_heap_p_reserve_exact): New function.
11753 (vec_heap_o_reserve_exact): New function.
11755 2007-01-17 Jan Hubicka <jh@suse.cz>
11757 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
11759 2007-01-17 Eric Christopher <echristo@apple.com>
11761 * config.gcc: Support core2 processor.
11763 2007-01-16 Jan Hubicka <jh@suse.cz>
11765 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
11766 the names, just unlink the chain so we don't crash on dangling pointers
11769 2007-01-16 Jan Hubicka <jh@suse.cz>
11771 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11772 * tree-pass.h: Reorder to make IPA passes appear toegher.
11773 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11774 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11775 parameters, do not call early inliner.
11776 * ipa-inline.c: Update comments. Include tree-flow.h
11777 (cgraph_decide_inlining): Do not compute inlining parameters.
11778 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11779 be called with function context set up.
11780 (pass_ipa_inline): Remove unreachable functions before pass.
11781 (cgraph_early_inlining): Simplify assuming to be called from the
11783 (pass_early_inline): New pass.
11784 (cgraph_gate_ipa_early_inlining): New gate.
11785 (pass_ipa_early_inline): Turn into simple wrapper.
11786 (compute_inline_parameters): New function.
11787 (gate_inline_passes): New gate.
11788 (pass_inline_parameters): New pass.
11789 (apply_inline): Move here from tree-optimize.c
11790 (pass_apply_inline): New pass.
11791 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11793 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11794 doing them by hand.
11795 (tree_function_versioning): Do not allocate dummy struct function.
11796 * tree-inline.h (optimize_inline_calls): Update prototype.
11797 * tree-optimize.c (execute_fixup_cfg): Export.
11798 (pass_fixup_cfg): Remove
11799 (tree_rest_of_compilation): Do not apply inlines.
11800 * tree-flow.h (execute_fixup_cfg): Declare.
11801 * Makefile.in (gt-passes.c): New.
11802 * passes.c: Include gt-passes.h
11803 (init_optimization_passes): New passes.
11804 (nnodes, order): New static vars.
11805 (do_per_function_toporder): New function.
11806 (execute_one_pass): Dump current pass here.
11807 (execute_ipa_pass_list): Don't dump current pass here.
11809 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11811 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11812 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11814 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11816 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11817 (strong_alias): Define.
11818 (__gcc_qmul): Provide non-FMA for soft-float.
11819 (__gcc_qdiv): Same.
11824 (__gcc_qunord): New.
11834 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11835 soft-float functions.
11836 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11837 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11838 about long double soft float.
11840 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11841 Tehila Meyzels <tehila@il.ibm.com>
11843 * tree-vectorizer.h (is_pattern_stmt_p): New.
11844 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11845 formatting (tabs instead of spaces). Cleanup and clarify setting
11846 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11847 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11848 (vectorizable_type_demotion): Check that types are integral.
11849 (vectorizable_type_promotion): Likewise.
11850 (vectorizable_store): Fix typo. Eliminate new-line at end of
11853 2007-01-16 Jan Hubicka <jh@suse.cz>
11855 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11858 2007-01-15 Eric Christopher <echristo@apple.com>
11860 * ifcvt.c: Include vec.h, vecprim.h.
11861 (check_cond_move_block): New argument regs.
11862 Reorganize. Add registers used to regs.
11863 (cond_move_process_if_block): Use regs set above as
11866 2007-01-15 Eric Christopher <echristo@apple.com>
11868 * config/darwin.h: Update copyright.
11869 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11870 (LINK_COMMAND_SPEC): Add -u.
11871 (LINK_SPEC): Fix umbrella for above.
11873 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11875 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11878 2007-01-15 Tom Tromey <tromey@redhat.com>
11880 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11881 * doc/install.texi (Testing): Don't mention jacks.
11882 (Configuration): Document --enable-java-maintainer-mode. Move
11883 --with-java-home to libgcj-specific section. Document
11885 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11887 2007-01-15 Jan Hubicka <jh@suse.cz>
11889 * tree-ssa-dce.c (DCE_TODOs): New.
11890 (propagate_necessity): Return if something changed.
11891 (eliminate_unnecessary_stmts): Likewise.
11892 (perform_tree_ssa_dce): Return TODO flags when needed.
11893 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11895 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11897 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11898 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11899 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11900 patterns using X87MODEF12 mode macro. Extend operand 1
11901 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11902 (log10<mode>2): Ditto.
11903 (log2<mode>2): Ditto.
11904 (log1p<mode>2): Ditto.
11905 (logb<mode>2): Ditto.
11906 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11907 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11908 (*fxtractxf3_i387): Rename from *fxtractxf3.
11909 (fxtract_extend<mode>xf3_i387): New insn pattern.
11910 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11911 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11912 and gen_fyl2xxf3_i387().
11914 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11916 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11917 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11918 get_loop_exit_edges. Changed return type to bool.
11919 * cfgloop.h (fix_loop_placement): Declaration removed.
11921 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11923 * param.h (MIN_VECT_LOOP_BOUND): New.
11924 * params.def (MIN_VECT_LOOP_BOUND): New.
11925 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11926 argument - minimum threshold for number of iterations.
11927 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11928 argument to declaration.
11929 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11930 MIN_VECT_LOOP_BOUND.
11931 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11932 slpeel_tree_peel_loop_to_edge with additional argument.
11933 (vect_do_peeling_for_alignment): Likewise.
11934 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11936 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11939 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11940 operands of size 1.
11942 2007-01-14 Jan Hubicka <jh@suse.cz>
11944 * tree-dfa.c (remove_referenced_var): New function.
11945 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11946 prune referenced vars list too.
11947 * tree-flow.h (remove_referenced_var): Declare.
11949 2007-01-14 Jan Hubicka <jh@suse.cz>
11951 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11953 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11954 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11955 * except.h (verify_eh_throw_table_statements): Kill prototype.
11956 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11957 into call exrepssions.
11958 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11960 * tree-cfg.c: Include pointer-set.h.
11961 (verify_node_sharing): Work on pointer set.
11962 (verify_eh_throw_stmt_node): New.
11963 (verify_stmts): Use pointers sets, verify throw_stmt.
11965 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11967 * ipa-reference.c (analyze_function): Consider also addresses taken
11970 2007-01-12 Roger Sayle <roger@eyesopen.com>
11972 * c-typeck.c (null_pointer_constant_p): Replace use of
11973 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11974 (build_c_cast): Likewise.
11976 2007-01-12 Roger Sayle <roger@eyesopen.com>
11978 * tree.h (force_fit_type_double): Remove unused final argument.
11979 * c-common.c (constant_expression_warning): Replace use of
11980 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11981 (convert_and_check): Likewise.
11982 (shorten_compare): Update call to force_fit_type_double.
11983 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11984 * convert.c (convert_to_pointer): Update call to
11985 force_fit_type_double.
11986 * fold-const.c (force_fit_type_double): Remove overflowed_const
11988 (int_const_binop, fold_convert_const_int_from_int,
11989 fold_convert_const_int_from_real, fold_div_compare,
11990 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11991 fold_abs_const, fold_not_const): Remove the final argument from
11992 calls to force_fit_type_double.
11994 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11996 * configure.ac: Set insn to "nop" for spu-*-* also.
11997 * configure: Regenerate.
11999 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
12001 * builtins.def : Add BUILT_IN_FREE.
12003 2007-01-12 Jan Hubicka <jh@suse.cz>
12005 PR tree-optimization/30443
12006 * tree-inline.c (tree_function_versioning): Do not optimize when
12007 cloning for inlining.
12009 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
12011 * doc/loop.texi: Document recording of loop exits.
12012 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
12013 (update_single_exits_after_duplication,
12014 update_single_exit_for_duplicated_loop,
12015 update_single_exit_for_duplicated_loops): Removed.
12016 (duplicate_loop_to_header_edge): Do not call
12017 update_single_exits_after_duplication and
12018 update_single_exit_for_duplicated_loops.
12019 (loop_version): Do not update single_exit information.
12020 (fix_loop_structure): Use record_loop_exits instead of
12021 mark_single_exit_loops.
12022 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
12023 the lists of loop exits.
12024 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
12025 split_edge, merge_blocks): Update the lists of loop exits.
12026 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
12027 loop_optimizer_init.
12028 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
12029 of mark_single_exit_loops.
12030 (loop_optimizer_finalize): Call release_recorded_exits.
12031 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
12032 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
12033 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
12034 update single exit information.
12035 * lambda-code.c (perfect_nestify): Ditto.
12036 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
12037 (mark_single_exit_loops): Removed.
12038 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
12039 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
12040 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
12042 (get_loop_exit_edges, single_exit): Use recorded exit lists.
12043 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
12044 (verify_loop_structure): Verify consistency of the exit lists.
12045 (flow_loops_find): Use alloc_loop. Initialize exits hash.
12046 (set_single_exit): Removed.
12047 * cfgloop.h (struct loop_exit): New function.
12048 (struct loop): single_exit_ field replaced by exits field.
12049 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
12050 (struct loops): Added exits hash.
12051 (mark_single_exit_loops, set_single_exit): Declaration removed.
12052 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
12054 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12056 * doc/invoke.texi: Avoid use of @headitem.
12058 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12060 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
12062 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12064 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
12067 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12068 Richard Sandiford <richard@codesourcery.com>
12070 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
12071 * config/m68k/m68k.opt: Resort options.
12072 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
12074 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12075 Richard Sandiford <richard@codesourcery.com>
12077 * doc/invoke.texi: Document the macros that are defined by
12078 m68k's -mtune and -mhard-float options.
12079 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
12080 (m68k_cpp_cpu_family): Likewise.
12081 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
12082 of __ucfv*__ macros. Define __mcffpu__ if generating code for
12083 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
12084 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
12085 (m68k_cpp_cpu_family): Likewise.
12087 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12089 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
12090 macros besides mc68000 as tuning macros. Use a switch statement
12091 to set them and mcpu32.
12093 2007-01-12 Julian Brown <julian@codesourcery.com>
12095 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
12096 (TARGET_68040_ONLY): Rename to...
12097 (TARGET_68040): ...this.
12098 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
12099 * config/m68k/m68k.md: Likewise.
12101 2007-01-12 Julian Brown <julian@codesourcery.com>
12102 Nathan Sidwell <nathan@codesourcery.com>
12103 Richard Sandiford <richard@codesourcery.com>
12105 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
12106 the -mcpu= argument associated with the --with-cpu setting.
12107 Define M68K_DEFAULT_TUNE to the default -mtune= option,
12108 if different from the one implied by the -mcpu setting.
12109 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
12110 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
12111 * doc/invoke.texi: Mention ColdFire in the introduction to the
12112 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
12113 -mno-div and -mhard-float options. Make -m68881 a synonym for
12114 -mhard-float. Document the previously-undocumented -m5206e,
12115 -m528x, -m5307 and -m5407 options. Tweak the existing option
12116 documentation for consistency.
12117 * doc/install.texi: Mention new --with-cpu arguments.
12118 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
12119 default CPU if neither -mcpu nor -march are specified.
12120 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
12121 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
12122 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
12123 using m68k_tune to decide between families that implement the
12124 same ISA. Use m68k_tune to set __mcfv4e__.
12125 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
12126 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
12127 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
12128 (FL_ISA_C, FL_ISA_MMU): New macros.
12129 (MASK_COLDFIRE): Delete.
12130 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
12131 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
12132 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
12133 (TARGET_HARD_FLOAT): Do not define here.
12134 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
12135 (TUNE_68000): New macro.
12136 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
12137 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
12138 (TUNE_CFV2): Redefine in terms of m68k_tune.
12139 (uarch_type, target_device, fpu_type): New enums.
12140 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
12141 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
12142 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
12143 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
12144 (FL_FOR_isa_c): New macros.
12145 (m68k_isa): New enum.
12146 (m68k_target_selection): New structure.
12147 (all_devices, all_isas, all_microarchs): New tables.
12148 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
12149 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
12150 (MASK_ALL_CPU_BITS): Delete.
12151 (m68k_find_selection): New function.
12152 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
12153 Map the legacy target options to a combination of the new ones.
12154 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
12155 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
12156 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
12158 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
12159 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
12161 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
12162 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
12163 * config/m68k/m68k-devices.def: New file.
12165 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12166 Nathan Sidwell <nathan@codesourcery.com>
12168 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
12169 (SUBTARGET_EXTRA_SPECS): New macros.
12170 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
12171 use %(asm_cpu_spec) instead.
12172 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
12173 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
12174 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
12175 (EXTRA_SPECS): Rename to...
12176 (SUBTARGET_EXTRA_SPECS): ...this.
12178 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12179 Richard Sandiford <richard@codesourcery.com>
12180 Julian Brown <julian@codesourcery.com>
12182 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12183 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
12184 to the configuration's default CPU.
12185 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
12186 Remove default masks.
12187 (m680[012]0-*-*): Set the default with_cpu to the first part of
12189 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
12190 (m68k*-*-linux): Extend the --with-cpu handling to...
12191 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
12192 and m68010. Don't set target_cpu_default2.
12193 * doc/install.texi: Document --with-cpu for m68k.
12194 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
12195 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
12196 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
12197 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
12198 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
12199 (ASM_SPEC): Remove use of %(asm_cpu_default).
12200 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
12201 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
12202 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
12203 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
12204 __HAVE_FPU__ if TARGET_HARD_FLOAT.
12205 (TARGET_DEFAULT): Delete.
12206 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
12207 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
12208 (CPP_CPU_SPEC): Delete.
12209 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
12210 the appropriate string.
12211 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
12212 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
12213 (ASM_SPEC): Don't use %(asm_default_spec).
12214 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
12215 TARGET_DEFAULT and add MASK_68881.
12216 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
12218 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12220 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
12221 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
12222 MASK_68010 alongside MASK_68020.
12223 * doc/invoke.texi: Document -m68010.
12224 * config/m68k/m68k.opt (m68010): New.
12225 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
12227 (TUNE_68010): New macro.
12228 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
12229 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
12230 (M68K_CPU_m68332): Add MASK_68010.
12231 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
12232 fallback definition.
12233 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
12235 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
12236 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
12237 to all entries that use MASK_68020.
12238 (output_move_simode_const, output_move_himode, output_move_qimode)
12239 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
12240 instead of TARGET_68020 to select clr behavior. Remove comment
12241 about there being no TARGET_68010.
12242 * config/m68k/m68k.md: Likewise throughout.
12244 2007-01-12 Julian Brown <julian@codesourcery.com>
12246 * config/m68k/m68k.h (TARGET_ISAB): New macro.
12247 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
12248 * config/m68k/m68k.md: Likewise.
12250 2007-01-12 Julian Brown <julian@codesourcery.com>
12252 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
12253 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
12255 2007-01-12 Julian Brown <julian@codesourcery.com>
12257 * config/m68k/m68k.h (TUNE_68040_60): New macro.
12258 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
12259 * config/m68k/m68k.md: Likewise.
12261 2007-01-12 Julian Brown <julian@codesourcery.com>
12262 Richard Sandiford <richard@codesourcery.com>
12264 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
12265 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
12266 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
12268 (TARGET_CPU32): Rename to...
12269 (TUNE_CPU32): ...this.
12270 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
12271 (TUNE_CFV2): New macros.
12272 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
12273 remove conditions that are implied by TARGET_68020.
12274 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
12275 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
12276 (m68k_output_function_epilogue): Likewise.
12277 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
12278 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
12279 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
12280 non-68000 timings. Refactor multiplication and division costs.
12281 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
12282 TUNE_CPU32 instead of TARGET_CPU32.
12283 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
12284 and TUNE_68060 instead of TARGET_68060.
12285 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
12286 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
12288 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
12289 && !TARGET_COLDFIRE" to choose between moveq and clr.
12290 Likewise in the unnamed movsf pattern.
12291 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
12292 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
12295 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12297 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
12298 of tabbing before backslashes.
12300 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12302 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
12303 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
12304 (ASM_OUTPUT_INTERNAL_LABEL): Define.
12306 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12308 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
12309 find_interesting_uses_cond.
12310 (find_interesting_uses_cond): Use extract_cond_operands.
12311 (rewrite_use_compare): Use extract_cond_operands and
12312 force_gimple_operand_bsi. Do not call update_stmt.
12313 (determine_use_iv_cost_condition): Use extract_cond_operands.
12314 Return cheaper of using original bound and changing the exit bound.
12316 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12318 PR tree-optimization/29516
12319 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
12320 most_expensive_mult_to_index, addr_to_parts,
12321 create_mem_ref, maybe_fold_tmr): Make the type of
12322 fields of TARGET_MEM_REF sizetype.
12323 (move_fixed_address_to_symbol, move_pointer_to_base):
12325 * tree.def (TARGET_MEM_REF): Add comment on types of
12328 2007-01-11 Joseph Myers <joseph@codesourcery.com>
12330 * c-common.c (vector_types_convertible_p): Treat opaque types as
12331 always convertible if they have the same size, but not otherwise.
12333 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
12335 * ifcvt.c (struct noce_if_info): Add comments to the fields.
12336 Remove the b_unconditional field.
12337 (noce_try_sign_mask): Do not look at b_unconditional.
12338 (noce_process_if_block): Do not use merge_if_blocks. Update
12339 the CFG here. Do not set b_unconditional.
12340 (cond_move_process_if_block): Likewise.
12341 (find_cond_trap): Likewise.
12342 (check_cond_move_block): Require simple jump insns at the end
12343 of the basic block.
12345 2007-01-11 Jan Hubicka <jh@suse.cz>
12347 PR tree-optimization/1046
12348 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
12349 when alias info is not ready.
12350 (pass_tail_recursion): Do not require aliasing.
12351 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
12352 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
12353 * tree-ssa-copy.c (pass_copy_prop): Likewise.
12354 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
12355 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
12356 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
12357 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
12359 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
12360 When aliasing is not build, mark statement as volatile.
12362 2007-01-11 Tom Tromey <tromey@redhat.com>
12364 PR preprocessor/15185, PR preprocessor/20989:
12365 * doc/cppopts.texi <-MT>: Update description of algorithm for
12366 computing default target.
12367 <-M, -MD>: Reword "basename" text.
12369 2007-01-11 Roger Sayle <roger@eyesopen.com>
12371 * builtins.c (expand_builtin_pow, expand_builtin_powi,
12372 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
12373 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
12374 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
12375 fold_builtin_bswap, real_constp, fold_builtin_pow,
12376 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
12377 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
12378 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12379 * convert.c (convert_to_pointer): Likewise.
12380 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12381 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
12382 const_binop, fold_convert_const_int_from_int,
12383 fold_convert_const_int_from_real,
12384 fold_convert_const_real_from_real, sign_bit_p,
12385 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
12386 fold_sign_changed_comparison, fold_unary, fold_comparison,
12387 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
12388 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
12389 * print-tree.c (print_node_brief, print_node): Likewise.
12390 * stor-layout.c (place_field, layout_type): Likewise.
12391 * tree-chrec.c (keep_cast): Likewise.
12392 * tree.c (build_vector, build_real, build_real_from_int_cst,
12393 build_complex): Likewise.
12395 2007-01-11 Roger Sayle <roger@eyesopen.com>
12397 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
12398 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
12400 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
12402 * configure.ac (strict1_warn): Rename to strict_warn.
12403 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
12404 cc_set_by_configure, quoted_cc_set_by_configure,
12405 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
12406 all_boot_languages, all_stagestuff): Remove.
12407 (target_list): Remove bootstrap targets.
12408 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
12409 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
12410 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
12411 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
12412 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
12413 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
12414 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
12415 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
12416 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
12417 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
12418 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
12419 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
12420 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
12421 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
12422 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
12423 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
12424 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
12425 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
12426 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
12427 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
12428 (mostlyclean): Adjust.
12429 (clean, distclean): Don't mention bootstrap stuff.
12430 * configure: Regenerate.
12431 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
12432 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
12433 treelang/config-lang.in (stagestuff): Remove.
12434 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
12435 stageprofile, stagefeedback, stagestuff): Remove mention.
12437 2007-01-11 Nick Clifton <nickc@redhat.com>
12439 * config/mcore/predicates.md (mcore_general_movesrc_operand):
12441 (mcore_general_movdst_operand): Do not accept CONST_INTs.
12442 (mcore_arith_K_S_operand): Run the test for the S constraint not
12443 the test for the M constraint.
12444 (mcore_addsub_operand): Do not accept integer values that are
12445 larger than 32 bits.
12446 * config/mcore/mcore.md: Remove unused constraints from split.
12447 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
12448 (addsi3): Likewise.
12449 (allocate_stack): Likewise.
12450 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
12451 operands to 32 bits.
12452 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
12454 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
12455 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
12456 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
12457 mcore_output_bclri, mcore_output_andn, output_inline_const,
12458 mcore_output_move, mcore_output_movedouble): Likewise.
12459 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
12460 (output_inline_const): Likewise.
12461 (output_inline_const): Fix format strings used in sprintf
12463 * config/mcore/mcore-protos.h: Update prototypes for changed
12464 functions in mcore.c.
12465 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
12466 HOST_WIDE_INT and not int.
12467 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
12468 CONST_OK_FOR_N): Likewise.
12469 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
12470 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
12473 2007-01-10 Jan Hubicka <jh@suse.cz>
12475 * tree-vrp.c (remove_range_assertions): Release defs.
12476 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
12477 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
12479 2007-01-10 Paul Brook <paul@codesourcery.com>
12481 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
12482 * config/arm/arm.md (mulsi3subsi): New insn.
12484 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
12486 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
12487 (tree_transform_and_unroll_loop): New.
12488 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
12491 2007-01-10 Robert Kennedy <jimbob@google.com>
12493 * fold-const.c (fold_comparison): Fold comparisons like (x *
12494 1000 < 0) to (x < 0).
12496 2007-01-10 Ian Lance Taylor <iant@google.com>
12498 * tree-pretty-print.c (dump_generic_node): Print parentheses when
12499 operands have the same priority.
12501 2007-01-10 Tom Tromey <tromey@redhat.com>
12503 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
12504 (fold_binary): Likewise.
12505 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
12506 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
12507 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
12508 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
12509 * langhooks.h (struct lang_hooks): Removed field
12510 'can_use_bit_fields_p'.
12512 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
12514 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
12516 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
12518 * function.c (get_last_funcdef_no): New function.
12519 * function.h (get_last_funcdef_no): Declare.
12520 * tree-inline.c (initialize_cfun): Add initialization.
12521 (tree_function_versioning): Cleanup.
12523 2007-01-10 Jan Hubicka <jh@suse.cz>
12525 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
12528 2007-01-10 Sa Liu <saliu@de.ibm.com>
12529 Ben Elliston <bje@au.ibm.com>
12531 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
12532 for SAVE_NONLOCAL and Pmode for any other save level.
12533 * spu-protos.h (spu_restore_stack_block): Declare.
12534 * spu.md (save_stack_block): Remove.
12535 (restore_stack_block): Call spu_restore_stack_block.
12536 * spu.c (spu_restore_stack_block): New function.
12537 (spu_expand_epilogue): Remove old comment.
12539 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12541 PR tree-optimization/30322
12542 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
12543 (cand_value_at): Return the value as aff_tree.
12544 (may_eliminate_iv): Convert the bound from aff_tree to tree.
12545 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
12546 aff_combination_mult): New functions.
12547 (aff_combination_add): Use aff_combination_add_cst.
12548 (aff_combination_convert): Allow conversions to a wider type.
12549 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
12550 * tree-affine.h (aff_combination_mult): Declare.
12552 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
12554 * doc/tm.texi: Update documentation to reflect reality of exec
12555 and start file search behaviours. Update copyright year.
12556 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
12557 header file directories.
12559 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
12561 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
12562 (*cosxf2): Rename to cosxf2_i387.
12563 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
12564 using X87MODEF12 mode macro. Rename patterns to
12565 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
12567 (*cosdf2, *cossf2): Ditto.
12568 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
12569 to match extended input operands.
12570 (sincos<mode>3): New expander.
12571 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
12572 insn patterns and corresponding splitters.
12574 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
12576 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
12577 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
12579 2007-01-09 Nicolas Pitre <nico@cam.org>
12582 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
12584 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12586 * target.h (struct gcc_target): New field library_rtti_comdat.
12587 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
12588 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
12589 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
12590 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
12592 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12594 * doc/invoke.texi (Optimize Options): Correct description of -O0.
12596 2007-01-08 Richard Guenther <rguenther@suse.de>
12598 * tree.h (force_fit_type_double): Export.
12599 (force_fit_type): Remove.
12600 * fold-const.c (force_fit_type_double): New function.
12601 (force_fit_type): Remove.
12602 (int_const_binop): Use it.
12603 (fold_convert_const_int_from_int): Likewise.
12604 (fold_convert_const_int_from_real): Likewise.
12605 (fold_div_compare): Likewise.
12606 (fold_sign_changed_comparison): Likewise.
12607 (fold_unary): Likewise.
12608 (fold_negate_const): Likewise.
12609 (fold_abs_const): Likewise.
12610 (fold_not_const): Likewise.
12611 * c-common.c (shorten_compare): Use force_fit_type_double.
12612 * convert.c (convert_to_pointer): Likewise.
12614 2007-01-08 Richard Guenther <rguenther@suse.de>
12616 * tree.h (build_int_cst_wide_type): Export.
12617 * tree.c (build_int_cst_wide_type): New function.
12618 (build_int_cst_wide): Fix comment.
12619 * builtins.c (fold_builtin_object_size): Use build_int_cst
12620 to build -1 or 0 of the correct type. Use fit_double_type
12621 to check for overflow.
12622 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
12624 (decode_field_reference): Likewise.
12625 (all_ones_mask_p): Likewise.
12626 (native_interpret_int): Use build_int_cst_wide_type.
12627 (fold_binary): Use build_int_cst_type to build an all-ones
12629 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
12631 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
12633 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
12635 2007-01-09 Ben Elliston <bje@au.ibm.com>
12637 * genautomata.c (STATS_OPTION): New option.
12638 (stats_flag): New flag.
12639 (gen_automata_option): Handle it.
12640 (initiate_automaton_gen): Ditto.
12641 (write_automata): Output statistics only if stats_flag is
12642 set. Likewise, output time statistics only if time_flag is set.
12643 * doc/md.texi (Processor pipeline description): Document new flag.
12645 2007-01-08 Richard Guenther <rguenther@suse.de>
12647 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
12648 * tree.c (build_int_cst_type): Likewise.
12649 (size_in_bytes): Don't call force_fit_type on the result.
12650 (int_fits_type_p): Use fit_double_type.
12651 * fold-const.c (fit_double_type): New function.
12652 (force_fit_type): Use it.
12653 * tree.h (fit_double_type): Export.
12655 2007-01-08 Jan Hubicka <jh@suse.cz>
12657 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
12658 * ipa.c (function_and_variable_visibility): Fix return type.
12660 2007-01-08 Richard Guenther <rguenther@suse.de>
12662 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
12663 of offset to build the index.
12664 * tree-pretty-print.c (dump_generic_node): Don't build negated
12665 const just for printing.
12666 * c-pretty-print.c (pp_c_integer_constant): Likewise.
12667 * builtins.c (fold_builtin_int_roundingfn): Check if result
12668 fits the type by using force_fit_type and comparing the result.
12669 * predict.c (predict_loops): Use compare_tree_int for comparison.
12670 * tree.c (build_int_cst): Fall back to integer_type_node for
12672 (build_int_cst_wide): Assert type is non-null.
12674 2007-01-08 Roberto Costa <roberto.costa@st.com>
12676 * tree-vrp.c (extract_range_from_cond_expr): New.
12677 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
12678 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
12680 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
12681 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
12682 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
12683 used as expressions.
12684 * tree-object-size.c (cond_expr_object_size): New.
12685 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
12687 2007-01-08 Jan Hubicka <jh@suse.cz>
12689 * tree-ssa-forwprop.c (forward_propagate_into_cond,
12690 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
12693 2007-01-08 Richard Guenther <rguenther@suse.de>
12695 PR tree-optimization/23603
12696 * tree-vrp.c (set_value_range_to_truthvalue): New function.
12697 (extract_range_from_binary): Fall back to truthvalue instead of
12698 varying for TRUTH_*_EXPR.
12699 (extract_range_from_comparison): Fall back to truthvalue instead of
12701 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
12702 if all visited PHI values were constant.
12704 2007-01-08 Jan Hubicka <jh@suse.cz>
12706 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
12707 (cgraph_analyze_function): break out from ...
12708 (cgraph_finalize_compilation_unit): ... here.
12709 (cgraph_expand_function): Remove forgoten commented out line.
12710 (cgraph_optimize): Analyze functions.
12712 2007-01-08 Jan Hubicka <jh@suse.cz>
12714 * tree-pas.h (TODO_remove_function): New flag.
12715 (TODO_update*): Renumber.
12716 (pass_ipa_increase_alignment,
12717 pass_ipa_function_and_variable_visibility): New passes.
12718 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
12719 (cgraph_function_and_variable_visibility): Move to ipa.c
12720 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
12721 cgraph_increase_alignment.
12722 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
12723 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
12724 calling tree-inline.
12725 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
12726 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
12727 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
12728 (gate_increase_alignment): New function.
12729 (pass_ipa_increase_alignment): New pass.
12730 * ipa.c: Inline tree-pass.h and timevar.h
12731 (function_and_variable_visibility): Move here from cgraphunit.c
12732 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
12733 * passes.c (init_optimization_passes): Add the two new passes.
12734 (execute_todo): Handle cgraph_remove_functions.
12736 2007-01-08 Nick Clifton <nickc@redhat.com>
12738 * config/frv/predicates.md (reg_or_0_operand): Accept
12741 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
12743 * config/bfin/rtems.h, config/bfin/t-rtems: New.
12744 * config.gcc: Add bfin*-rtems*.
12746 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12748 * c.opt: Add -flax-vector-conversions.
12749 * c-typeck.c (convert_for_assignment): Pass flag to
12750 vector_types_convertible_p to allow emission of note.
12751 (digest_init): Likewise.
12752 * c-opts.c: Handle -flax-vector-conversions.
12753 * c-common.c (flag_lax_vector_conversions): New.
12754 (vector_types_convertible_p): Unless -flax-vector conversions
12755 has been passed, disallow conversions between vectors with
12756 differing numbers of subparts and/or element types. If such
12757 a conversion is disallowed, possibly emit a note on the first
12758 occasion only to inform the user of -flax-vector-conversions.
12759 The new last argument specifies this.
12760 * c-common.h (flag_lax_vector_conversions): New.
12761 (vector_types_convertible_p): Add extra argument.
12762 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
12763 char_type_node for V*QI type vectors.
12764 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
12765 Update to satisfy new typechecking rules.
12766 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
12767 C and C++ variants.
12768 * doc/invoke.texi (C Dialect Options): Document
12769 -flax-vector-conversions.
12771 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12773 PR tree-optimization/29877
12774 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12775 a register variable on the RHS to not be replaceable.
12777 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12778 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12779 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12780 const_simm15, const_pow2, const_npow2): Added.
12781 * config/score/misc.md (insv, extv, extzv, movmemsi,
12782 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12783 * config/score/score.c (score_address_cost, score_select_cc_mode):
12785 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12786 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12787 Update score_print_operand.
12788 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12789 Adjust register allocate order and update some macro define.
12790 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12791 mdx_block_move_straight, mdx_block_move_loop_head,
12792 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12793 mdx_block_move): Added.
12794 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12795 mdp_limm): Updated and fix some bug and typo.
12796 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12797 (movsf, movdf, doloop_end): Added.
12799 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12801 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12802 config/arm/thumb2.md: Fix comment typos.
12803 * doc/extend.texi: Fix a typo.
12805 2007-01-07 Eric Christopher <echristo@apple.com>
12807 * configure.ac: Check for __stack_chk_fail for darwin.
12808 * configure: Regenerate.
12810 2007-01-07 Richard Guenther <rguenther@suse.de>
12812 * tree-vrp.c (extract_range_from_assert): CSE calls to
12813 compare_values where possible.
12814 (extract_range_from_unary_expr): Likewise.
12816 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12818 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12819 * config/avr/avr.c (call_insn_operand): Delete function.
12820 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12821 instead of register number. Use predicates.
12822 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12823 call_insn_operand): Add.
12825 2007-01-06 Jan Hubicka <jh@suse.cz>
12827 * tree-pass.h (pass_build_cgraph_edges): Declare.
12828 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12829 (visited_nodes): Remove.
12830 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12831 build_cgrpah_edges; make visited_nodes local.
12832 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12833 (record_references_in_initializer): Move to cgraphbuild.c
12834 (initialize_inline_failed, rebuild_cgraph_edges,
12835 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12836 (verify_cgraph_node): Make visited_nodes local.
12837 (cgraph_analyze_function): Do not call cgraph_create_edges and
12838 initialize_inline_failed.
12839 (cgraph_expand_function): Do not call cgraph_lower_function;
12840 assert that function is already lowered.
12841 * Makefile.in (cgraphbuild.o): New.
12842 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12843 at the end of lowering passes.
12845 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12847 * ifcvt.c (cond_move_convert_if_block): New function, code
12848 factored out from...
12849 (cond_move_process_if_block): ...here. Call the new function
12850 on the THEN and ELSE blocks.
12851 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12852 already takes care of this.
12854 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12857 * tree.h (TREE_OVERFLOW_P): New.
12858 * c-typeck.c (parser_build_unary_op): Warn only if result
12859 overflowed and operands did not.
12860 (parser_build_binary_op): Likewise.
12861 (convert_for_assignment): Remove redundant overflow_warning.
12862 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12864 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12866 * c-typeck.c (store_init_value): Split over two lines to follow
12867 the GNU coding style.
12869 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12871 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12872 __GXX_EXPERIMENTAL_CXX0X__.
12873 * doc/cpp.texi: Same.
12875 2007-01-05 Richard Guenther <rguenther@suse.de>
12877 PR middle-end/27826
12878 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12879 with mismatched types. Instead explicitly build a
12880 conversion NOP_EXPR.
12882 2007-01-05 Ian Lance Taylor <iant@google.com>
12884 * c-common.c (decl_with_nonnull_addr_p): New function.
12885 (c_common_truthvalue_conversion): Call it.
12886 * c-typeck.c (build_binary_op): Likewise.
12887 * c-common.h (decl_with_nonnull_addr_p): Declare.
12889 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12892 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12895 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12897 * doc/install.texi (Final install): Document the fact that
12898 the GNAT runtime should not be stripped.
12900 2007-01-04 Jan Hubicka <jh@suse.cz>
12902 * tree-inline.c (fold_marked_statements): Update operand caches
12903 and EH after folding
12905 2007-01-04 Ian Lance Taylor <iant@google.com>
12907 * c-common.c (check_function_nonnull): Whitespace fix.
12909 2007-01-04 Jan Hubicka <jh@suse.cz>
12911 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12912 comitted older version of patch.
12913 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12914 function, celanup cfg and collect garbage.
12916 2007-01-04 Mike Stump <mrs@apple.com>
12918 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12921 2007-01-04 Eric Christopher <echristo@apple.com>
12923 * libgcc2.c (__bswapsi2): Use SItype.
12924 (__bswapdi2): Use DItype.
12925 * libgcc2.h: Update for above.
12927 2007-01-04 Paul Brook <paul@codesourcery.com>
12929 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12930 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12931 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12932 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12933 umulsi3_highpart): Make conditional on !arm_arch6.
12934 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12935 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12936 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12937 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12938 umulsi3_highpart_v6): New insns.
12940 2007-01-04 Roger Sayle <roger@eyesopen.com>
12942 * fold-const.c (fold_convert): When casting an expression to void,
12943 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12944 have a type. Instead of attempting to build a NOP_EXPR, return
12945 these "special" trees directly.
12947 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12949 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12950 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12951 rs6000_cost->fp not 0 as adjustment for outer NEG.
12953 2007-01-04 Jan Hubicka <jh@suse.cz>
12955 * cgraph.c (cgraph_release_function_body): New function.
12956 (cgraph_remove_node): Use it.
12957 * cgraph.h (cgraph_release_function_body): Declare.
12958 * cgraphunit.c (cgraph_expand_function): Use it.
12959 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12960 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12961 is initialized and while compilation of other function is running.
12962 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12963 statement CFG annotations from here to ...
12964 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12966 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12968 * cfgloop.h (enum li_flags): Make the constants powers of two.
12970 2007-01-04 Jan Hubicka <jh@suse.cz>
12972 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12974 (fold_marked_statements): New function.
12975 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12976 * tree-inline.h (copy_body_data): Add statements_to_fold.
12978 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12980 * config.gcc: Mention libgcc/config.host.
12981 * Makefile.in: Update comments mentioning libgcc.
12982 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12983 (all.cross, start.encap, rest.encap, rest.cross): Update
12984 dependencies for libgcc move.
12985 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12986 (clean-target, clean-target-libgcc): Delete.
12987 (srcdirify, GCC_EXTRA_PARTS): New macros.
12988 (libgcc-support, libgcc.mvars): New rules.
12989 (distclean): Remove mention of mklibgcc.
12990 (install): Don't reference INSTALL_LIBGCC.
12991 (install-common): Don't reference EXTRA_PARTS.
12992 (install-libgcc, install-multilib): Delete rules.
12993 * mklibgcc.in: Delete file.
12994 * doc/configfiles.texi: Don't mention mklibgcc.
12996 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12997 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12998 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12999 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
13000 (mklibgcc, ldblspecs): Likewise.
13002 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
13003 (posixpre.def): Use $(T).
13004 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
13005 (SHLIB_SRC, SHLIB_INSTALL): Delete.
13006 (SHLIB_LINK): Make dummy.
13007 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
13009 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
13011 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
13012 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
13013 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
13014 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
13016 * configure.ac (all_outputs): Remove mklibgcc.
13017 * configure: Regenerated.
13019 2007-01-03 Josh Conner <jconner@apple.com>
13021 PR middle-end/29683
13022 * calls.c (compute_argument_addresses): Set stack and stack_slot
13023 for partial args, too.
13024 (store_one_arg): Use locate.size.constant for the size when
13025 generating a save_area.
13027 2007-01-03 Robert Kennedy <jimbob@google.com>
13029 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
13030 whose definitions are deleted due to basic block merging.
13032 2007-01-03 Paul Brook <paul@codesourcery.com>
13035 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
13037 (use_return_insn): Return 0 for Thumb interrupt functions.
13038 (print_multi_reg): Add rfe argument for IRQ returns.
13039 (arm_output_epilogue): Pop interrupt return address directly into PC.
13040 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
13042 2007-01-03 Paul Brook <paul@codesourcery.com>
13044 Merge from sourcerygxx-4_1.
13045 * config/arm/thumb2.md: New file.
13046 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
13048 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
13049 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
13050 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
13051 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
13053 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
13054 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
13056 * config/arm/ieee754-sf.S: Ditto.
13057 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
13058 (thumb1_base_register_rtx_p): ... to this.
13059 (thumb_index_register_rtx_p): Rename...
13060 (thumb1_index_register_rtx_p): ... to this.
13061 (thumb_output_function_prologue): Rename...
13062 (thumb1_output_function_prologue): ... to this.
13063 (thumb_legitimate_address_p): Rename...
13064 (thumb1_legitimate_address_p): ... to this.
13065 (thumb_rtx_costs): Rename...
13066 (thumb1_rtx_costs): ... to this.
13067 (thumb_compute_save_reg_mask): Rename...
13068 (thumb1_compute_save_reg_mask): ... to this.
13069 (thumb_final_prescan_insn): Rename...
13070 (thumb1_final_prescan_insn): ... to this.
13071 (thumb_expand_epilogue): Rename...
13072 (thumb1_expand_epilogue): ... to this.
13073 (arm_unwind_emit_stm): Rename...
13074 (arm_unwind_emit_sequence): ... to this.
13075 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
13076 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
13077 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
13078 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
13079 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
13080 thumb2_output_casesi): New functions.
13081 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
13082 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
13083 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
13084 THUMB2_WORK_REGS): Define.
13085 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
13086 arm_condexec_mask, arm_condexec_masklen)): New variables.
13087 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
13088 (arm_override_options): Check new CPU capabilities.
13089 Set new architecture flag variables.
13090 (arm_isr_value): Handle v7m interrupt functions.
13091 (user_return_insn): Return 0 for v7m interrupt functions. Handle
13093 (const_ok_for_arm): Handle Thumb-2 constants.
13094 (arm_gen_constant): Ditto. Use movw when available.
13095 (arm_function_ok_for_sibcall): Return false for v7m interrupt
13097 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
13098 (thumb_find_work_register, arm_load_pic_register,
13099 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
13100 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
13101 print_multi_reg, output_mov_long_double_fpa_from_arm,
13102 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
13103 output_mov_double_fpa_from_arm, output_move_double,
13104 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
13105 output_return_instruction, arm_output_function_prologue,
13106 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
13107 arm_output_mi_thunk, thumb_set_return_address): Ditto.
13108 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
13109 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
13110 (arithmetic_instr, shift_op): Use arm_shift_nmem.
13111 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
13113 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
13114 (thumb_expand_prologue): Use thumb_set_frame_pointer.
13115 (arm_file_start): Output directive for unified syntax.
13116 (arm_unwind_emit_set): Handle stack alignment instruction.
13117 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
13118 Add v6t2, v7, v7a, v7r and v7m.
13119 (RETLDM): Add Thumb-2 code.
13120 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
13121 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
13122 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
13123 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
13124 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
13125 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
13126 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
13127 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
13128 ADJUST_INSN_LENGTH): Define.
13129 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
13130 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
13131 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
13132 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
13133 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
13134 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
13135 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
13136 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
13137 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
13138 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
13139 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
13140 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
13141 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
13142 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
13143 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
13144 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
13145 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
13147 * config/arm/arm-tune.md: Regenerate.
13148 * config/arm/arm-protos.h: Update prototypes.
13149 * config/arm/vfp.md: Enable patterns for Thumb-2.
13150 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
13151 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
13152 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
13153 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
13154 * config/arm/libunwind.S: Add Thumb-2 code.
13155 * config/arm/constraints.md: Update include Thumb-2.
13156 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
13157 * config/arm/ieee754-df.S: Ditto.
13158 * config/arm/bpabi.S: Ditto.
13159 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
13160 * config/arm/predicates.md (low_register_operand,
13161 low_reg_or_int_operand, thumb_16bit_operator): New.
13162 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
13163 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
13164 * config/arm/t-arm-elf: Add armv7 multilib.
13165 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
13167 (UNSPEC_STACK_ALIGN, ce_count): New.
13168 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
13169 arm_zero_extendsidi2, arm_zero_extendqidi2): New
13171 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
13172 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
13173 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
13174 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
13175 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
13176 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
13178 * doc/extend.texi: Document ARMv7-M interrupt functions.
13179 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
13181 2007-01-03 Jakub Jelinek <jakub@redhat.com>
13183 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
13184 (struct _Unwind_Context): Rename args_size to flags, remove
13185 signal_frame field, add a new args_size field and version field.
13186 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
13187 _Unwind_IsExtendedContext): New inline functions.
13188 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
13189 Assume by_value array is only present if _Unwind_IsExtendedContext.
13190 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
13191 _Unwind_IsSignalFrame.
13192 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
13193 (uw_update_context_1): Use _Unwind_SetSignalFrame.
13194 (uw_init_context_1): Initialize context->flags to
13195 EXTENDED_CONTEXT_BIT.
13196 * config/rs6000/linux-unwind.h (frob_update_context): Use
13197 _Unwind_SetSignalFrame.
13199 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13201 PR middle-end/30353
13202 * gimplify.c (gimplify_modify_expr_complex_part): Move below
13203 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
13206 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
13208 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
13209 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
13210 RET, AT_SP): Remove.
13211 * config/i386/i386.md (*sse_prologue_save_insn): Use return
13214 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13215 * cfgbuild.c (find_basic_blocks): Likewise.
13216 * cfgrtl.c (rtl_create_basic_block): Likewise.
13217 * function.c (temp_slots_at_level): Likewise.
13218 * reg-stack.c (stack_regs_mentioned): Likewise.
13219 * regclass.c (allocate_reg_info): Likewise.
13220 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13221 set_bb_for_stmt, move_block_to_fn): Likewise.
13222 * tree-complex.c (tree_lower_complex): Likewise.
13223 * vec.h (VEC_safe_grow_cleared): New.
13225 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
13227 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
13229 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
13230 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
13232 * cfgloopmanip.c (scale_loop_frequencies): Export.
13233 (loopify): Scale the frequencies by prescribed coefficients.
13234 (set_zero_probability): New function.
13235 (duplicate_loop_to_header_edge): Improve updating of frequencies.
13236 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
13237 and frequencies according to arguments.
13238 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
13240 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
13241 * modulo-sched.c (sms_schedule): Set probabilities for entering
13242 versioned loop correctly.
13243 * tree-vect-transform.c (vect_transform_loop): Ditto.
13244 * cfgloop.h (loopify, loop_version): Declaration changed.
13245 (scale_loop_frequencies): Declared.
13247 2007-01-02 Jan Hubicka <jh@suse.cz>
13249 * cgraph.c: Include tree-flow.h
13250 (cgraph_add_new-function): Handle IPA_SSA mode; execute
13251 early_local_passes.
13252 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
13253 * tree-pass.h (pass_all_early_optimizations): Declare.
13254 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
13255 early_local_passes.
13256 (cgraph_analyze_function): Do early_local_passes.
13257 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13258 Do not add referenced vars.
13259 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
13261 (gate_all_early_local_passes): New gate.
13262 (pass_early_local_passes): Use new gate.
13263 (execute_early_local_optimizations): New functions.
13264 (gate_all_early_optimizations): New gate.
13265 (pass_all_early_optimizations): New pass.
13266 (execute_free_datastructures): Free SSA only when initialized.
13267 (gate_init_datastructures): Init only when optimizing.
13268 (tree_lowering_passes): Do early local passes when called late.
13269 * tree-profile.c (do_tree_profiling): Don't profile functions added
13271 (do_early_tree_profiling, pass_early_tree_profile): Kill.
13272 * tree-cfg.c (update_modified_stmts): Do not update when operands are
13274 * passes.c (init_optimizations_passes): Reorder so we go into SSA
13275 during early_local_passes.
13276 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
13279 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13281 * Makefile.in: Update copyright year.
13283 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13285 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
13286 in $(lang_checks) and check-consistency targets.
13288 2007-01-02 Jan Hubicka <jh@suse.cz>
13290 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13291 Do not add referenced vars.
13292 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
13294 * passes.c (init_optimization_passes): Put mudflap_2 after
13295 free_datastructures.
13297 2007-01-02 Jan Hubicka <jh@suse.cz>
13299 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
13300 Set NOTHROW flag on call statements proved to be nothrow.
13301 Update statement of local calls so new pure/const functions are
13302 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
13304 (tree_rest_of_compilation): Register hooks and initialize bitmap
13305 early. Do not set after_inlining flag.
13307 2007-01-02 Steve Ellcey <sje@cup.hp.com>
13309 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
13310 HOST_BITS_PER_LONGLONG
13312 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13315 * c-typeck.c (store_init_value): Don't emit pedantic overflow
13316 warning for non-static initializers.
13318 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
13320 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
13321 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
13322 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
13323 Always use set_unique_reg_note to add REG_EQUAL notes.
13325 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13328 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13330 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13331 * cfgbuild.c (find_basic_blocks): Likewise.
13332 * cfgrtl.c (rtl_create_basic_block): Likewise.
13333 * function.c (temp_slots_at_level): Likewise.
13334 * reg-stack.c (stack_regs_mentioned): Likewise.
13335 * regclass.c (allocate_reg_info): Likewise.
13336 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13337 set_bb_for_stmt, move_block_to_fn): Likewise.
13338 * tree-complex.c (tree_lower_complex): Likewise.
13339 * vec.h (VEC_safe_grow_cleared): New.
13341 2007-01-02 Ian Lance Taylor <iant@google.com>
13343 * c-common.c (c_common_truthvalue_conversion): When warning about
13344 using an assignment as a truth value, set TREE_NO_WARNING.
13346 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13349 * c.opt (Wold-style-declaration): New.
13350 * doc/invoke.texi (C-only Warning Options): New.
13351 (Wold-style-declaration): Document it.
13352 (Wextra): Enabled by -Wextra.
13353 * c-opts.c (c_common_post_options): Enabled by -Wextra.
13354 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
13355 -Wold-style-declaration.
13357 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13359 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13360 * cfgbuild.c (find_basic_blocks): Likewise.
13361 * cfgrtl.c (rtl_create_basic_block): Likewise.
13362 * function.c (temp_slots_at_level): Likewise.
13363 * reg-stack.c (stack_regs_mentioned): Likewise.
13364 * regclass.c (allocate_reg_info): Likewise.
13365 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13366 set_bb_for_stmt, move_block_to_fn): Likewise.
13367 * tree-complex.c (tree_lower_complex): Likewise.
13368 * vec.h (VEC_safe_grow_cleared): New.
13370 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
13372 * c-common.c (c_common_nodes_and_builtins): Since variants of
13373 void_type_node get built before it is given a name, we need to
13374 give those variants the name, too.
13375 (complete_array_type): We need to work with the canonical main
13376 type of the array, from which we will build the qualified version.
13377 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
13378 * print-tree.c (print_node): Display canonical type information
13380 * stor-layout.c (layout_type): When we don't know the
13381 alignment of a type for which we're building an array, we end up
13382 guessing wrong, so make the type require structural equality.
13383 * tree.c (make_node_stat): When we build a new type, it is its
13384 own canonical type.
13385 (build_type_attribute_qual_variant): When building an attribute
13386 variant, its canonical type is the non-attribute variant. However,
13387 if the attributes are target-dependent and they differ, we need to
13388 use structural equality checks for this type.
13389 (build_qualified_type): A qualified type is not equivalent to its
13390 unqualified variant; set the canonical type appropriately.
13391 (build_distinct_type_copy): When building a distinct type from
13392 another type, the new type is its own canonical type.
13393 (build_variant_type_copy): When building a new type variant, we
13394 assume that it is equivalent to the original type.
13395 (build_pointer_type_for_mode): When building a pointer type, also
13396 build a canonical type pointer.
13397 (build_reference_type_for_mode): When building a reference type,
13398 also build a canonical type reference.
13399 (build_index_type): When we can't hash an index type (e.g.,
13400 because its maximum value is negative), the index type requires
13401 structural equality tests.
13402 (build_array_type): Build the canonical form of an array type.
13403 (build_function_type): Function types require structural equality,
13404 because they contain default arguments, attributes, etc.
13405 (build_method_type_directly): Ditto for method types.
13406 (build_offset_type): Build the canonical offset type.
13407 (build_complex_type): Build the canonical vector type.
13408 (make_vector_type): Build the canonical vector type.
13409 * tree.h (TYPE_CANONICAL): New.
13410 (TYPE_STRUCTURAL_EQUALITY_P): New.
13411 (SET_TYPE_STRUCTURAL_EQUALITY): New.
13412 (struct tree_type): Added "canonical" field.
13413 * params.h (VERIFY_CANONICAL_TYPES): New.
13414 * doc/c-tree.texi (TYPE_CANONICAL): Document.
13415 (TYPE_STRUCTURAL_EQUALITY_P): Document.
13416 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
13417 * doc/invoke.texi (verify-canonical-types): Document --param
13418 parameter for verifying canonical types.
13420 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13422 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
13423 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
13424 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
13425 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
13427 * config/rs6000/e500.h: New.
13428 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
13429 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
13431 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
13432 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
13433 TARGET_E500_DOUBLE): Remove.
13434 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
13435 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
13436 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
13437 * config/rs6000/rs6000.c (rs6000_override_options): Use
13438 CHECK_E500_OPTIONS.
13440 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13442 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
13443 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
13444 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
13445 rs6000_emit_cmove): Don't check TARGET_E500.
13446 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
13447 sordered): Don't check TARGET_E500.
13449 2007-01-01 Eric Christopher <echristo@apple.com>
13451 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
13452 HARD_REGISTER_NUM_P.
13454 2007-01-01 Roger Sayle <roger@eyesopen.com>
13456 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
13457 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
13458 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
13461 2007-01-01 Mike Stump <mrs@apple.com>
13463 * configure.ac: Remove support for building with Apple's gcc-3.1.
13465 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13467 PR middle-end/30311
13468 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
13469 REG is a hard register. Do not modify REG before calling
13471 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
13472 multiple of the size of YMODE for certain lowpart cases.
13474 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13476 PR middle-end/30253
13477 * gimplify (voidify_wrapper_expr): Update for
13478 GIMPLE_MODIFY_STMT.
13480 2007-01-01 Andreas Schwab <schwab@suse.de>
13483 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
13484 save of BR0 in extra_spill_size instead of spill_size.
13485 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
13487 (ia64_expand_epilogue): Restore BR0 from its new location.
13489 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13491 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
13492 Use a temporary variable if the left hand side is not a gimple
13495 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13497 * gimplify.c (gimplify_return_expr): Make the temporary variable
13498 for the return expression, a gimple register variable.
13500 2007-01-01 Jan Hubicka <jh@suse.cz>
13502 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
13505 2007-01-01 Mike Stump <mrs@apple.com>
13507 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
13509 * config/darwin.c (machopic_select_rtx_section): Use
13510 HAVE_GAS_LITERAL16.
13511 (darwin_mergeable_constant_section): Likewise.
13512 * configure: Regenerate.
13513 * config.in: Regenerate.
13515 2007-01-01 Jan Hubicka <jh@suse.cz>
13516 Andrew Pinski <pinskia@gmail.com>
13518 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
13519 before starting IPA passes.