1 2008-05-15 Richard Guenther <rguenther@suse.de>
4 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
5 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
6 represent unmodifiable vars.
8 2008-05-15 Richard Guenther <rguenther@suse.de>
10 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
11 INDIRECT_REF and TARGET_MEM_REF.
12 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16 H.J. Lu <hongjiu.lu@intel.com>
18 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
19 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
20 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
21 insn alternatives. Add missing alternatives.
22 (*vec_concatv2di_rex64_sse4_1): Likewise.
23 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
24 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
27 2008-05-15 Richard Guenther <rguenther@suse.de>
29 PR tree-optimization/36009
30 PR tree-optimization/36204
31 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
32 (determine_invariantness_stmt): Record the loop a store is
34 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
37 2008-05-15 Richard Guenther <rguenther@suse.de>
39 PR tree-optimization/34330
40 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
41 through the pointer will alias the SMT.
43 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
45 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
47 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
49 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
51 2008-05-14 Michael Meissner <michael.meissner@amd.com>
52 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
54 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
55 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
56 (vashl_optab): New optab for vector/vector shifts.
61 (optab_subtype): New enum for optab_for_tree_code call.
62 (optab_for_tree_code): Add enum optab_subtype argument.
64 * optabs.c (optab_for_tree_code): Take an additional argument to
65 distinguish between a vector shift by a scalar and vector shift by
66 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
67 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
68 vector shift by a vector.
69 (expand_widen_pattern_expr): Pass additional argument to
72 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
73 vrotl_optab, vrotr_optab.
75 * expr.c (expand_expr_real_1): Update calls to
76 optab_for_tree_code to distinguish between vector shifted by a
77 scalar and vector shifted by a vector.
78 * tree-vectorizer.c (supportable_widening_operation): Ditto.
79 (supportable_narrowing_operation): Ditto.
80 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
81 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
82 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
83 (vect_create_epilog_for_reduction): Ditto.
84 (vectorizable_reduction): Ditto.
85 (vectorizable_operation): Ditto.
86 (vect_strided_store_supported): Ditto.
87 (vect_strided_load_supported): Ditto.
88 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
89 * expmed.c (expand_shift): Ditto.
91 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
93 (ashr@var{m}3): Ditto.
94 (vashl@var{m}3): Document new vector/vector shift standard name.
95 (vashr@var{m}3): Ditto.
96 (vlshr@var{m}3): Ditto.
97 (vrotl@var{m}3): Ditto.
98 (vrotr@var{m}3): Ditto.
100 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
101 (PPERM_INVERT): Ditto.
102 (PPERM_REVERSE): Ditto.
103 (PPERM_REV_INV): Ditto.
107 (PPERM_INV_SIGN): Ditto.
111 * config/i386/sse.md (mulv2di3): Add SSE5 support.
112 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
113 allows a memory operand to be the value being added, and split it
114 to improve vectorization.
115 (sse5_pmacsdqh_mem): Ditto.
116 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
117 (sse5_mulv2div2di3_high): Ditto.
118 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
119 (vec_pack_trunc_v4si): Ditto.
120 (vec_pack_trunc_v2di): Ditto.
121 (sse5_pcmov_<mode>): Remove code that tried to use use
122 andps/andnps instead of pcmov.
123 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
124 pmacsdqh instructions.
125 (vec_widen_smult_lo_v4si): Ditto.
127 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
128 (PPERM_INVERT): Ditto.
129 (PPERM_REVERSE): Ditto.
130 (PPERM_REV_INV): Ditto.
134 (PPERM_INV_SIGN): Ditto.
137 (ix86_expand_sse_movcc): Move the SSE5 test after the if
139 (ix86_expand_int_vcond): If SSE5 generate all possible integer
141 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
142 says ignore whether the last reference is a memory operand.
144 2008-05-14 Michael Meissner <michael.meissner@amd.com>
145 Paolo Bonzini <bonzini at gnu dot org>
147 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
150 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
151 (vlshr<mode>3): Rename from vlshr<mode>3.
152 (vashr<mode>3): Rename from vashr<mode>3.
153 (mulv4sf3): Change the names of vector shift patterns.
157 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
160 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
185 * config/spu/spu.md (v): New iterator macro to add v for vector types.
186 (floatunssidf2_internal): Change vector/vector shift names.
187 (floatunsdidf2_internal): Ditto.
194 (vashl<mode>3): Rename from ashl<mode>3.
195 (vashr<mode>3): Rename from ashr<mode>3.
196 (vlshr<mode>3): Rename from lshr<mode>3.
197 (vrotl<mode>3): Rename from rotl<mode>3.
199 2008-05-14 Michael Meissner <michael.meissner@amd.com>
202 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
203 multiply gives the wrong value when doing widening multiplies.
204 (vec_widen_smult_lo_v4si): Ditto.
206 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
208 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
209 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
210 emit_library_call_value.
211 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
212 * tree.h (ECF_LIBCALL_BLOCK): Removed.
213 * calls.c (initialize_argument_information, precompute_arguments,
214 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
215 (precompute_arguments): Removed flags parameter.
216 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
218 2008-05-14 Richard Guenther <rguenther@suse.de>
220 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
221 Make sure to register the store if the use is a PHI_NODE.
223 2008-05-14 Olivier Hainque <hainque@adacore.com>
225 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
226 memory if the component is to be referenced in BLKmode according
227 to get_inner_reference.
229 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
231 * calls.c (emit_library_call_value_1): Restore code clearing
232 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
234 2008-05-14 Olivier Hainque <hainque@adacore.com>
235 Nicolas Roche <roche@adacore.com>
237 * configure.ac: Add support for a "gcc_subdir" variable in
238 config-lang.in, to denote a subdirectory where the language/GCC
239 integration files are to be found.
240 * configure: Regenerate.
242 2008-05-14 Ira Rosen <irar@il.ibm.com>
244 PR tree-optimization/36098
245 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
246 value for the first load in the group in case of a gap.
247 (vect_build_slp_tree): Check that there are no gaps in loads.
249 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
251 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
252 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
253 expand_copysign_bit, ): Change call to emit_no_conflict_block to
254 emit_insn and remove unneeded code to construct extra args.
255 (emit_no_conflict_block): Removed.
256 * optabls.h: (emit_no_conflict_block): Removed.
257 * cse.c (cse_extended_basic_block): Remove search for
258 REG_NO_CONFLICT note.
259 * global.c: Removed incorrect comment added in revision 117.
260 * expr.c (convert_move): Change call to emit_no_conflict_block to
262 * recog.c: Change comments so that they do not mention
264 * local_alloc.c (combine_regs): Removed last parameter.
265 (no_conflict_p): Removed.
266 (block_alloc): Removed note, no_conflict_combined_regno and set
267 local vars. Removed all code to process REG_NO_CONFLICT blocks.
268 (combine_regs): Removed already_dead and code to look for
269 REG_NO_CONFLICT notes.
270 * lower_subreg (remove_retval_note): Removed code to look for
271 REG_NO_CONFLICT block.
272 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
273 (resolve_clobber): Remove code to process libcalls that have
274 REG_NO_CONFLICT notes.
275 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
277 * combine.c (can_combine_p, distribute_notes): Removed
278 REG_NO_CONFLICT case.
279 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
281 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
282 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
284 * reg-notes.def (NO_CONFLICT): Removed.
286 2008-05-14 David S. Miller <davem@davemloft.net>
288 * config/sparc/sparc.c (sparc_profile_hook): If
289 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
290 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
291 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
293 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
295 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
297 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
300 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
301 and op1 expansion before vector concat to have less live pseudos.
303 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
305 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
306 ix86_expand_vector_set if supported.
308 2008-05-13 Diego Novillo <dnovillo@google.com>
309 Kenneth Zadeck <zadeck@naturalbridge.com>
311 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
313 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
314 phinodes_print_statistics, init_ssanames, fini_ssanames,
315 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
316 release_ssa_name, release_defs, replace_ssa_name_symbol,
317 ssanames_print_statistics): Move ...
318 * tree-flow.h: ... here.
319 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
320 Use FN instead of cfun.
321 (make_ssa_name_fn): Rename from make_ssa_name.
322 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
323 * tree-flow-inline.h (make_ssa_name): Move from
324 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
325 * omp-low.c (expand_omp_parallel):
326 * tree-flow-inline.h (redirect_edge_var_map_result):
327 * tree-ssa.c (init_tree_ssa): Add argument FN.
328 Use it instead of cfun. Update all users.
330 2008-05-13 Tom Tromey <tromey@redhat.com>
332 PR preprocessor/22168:
333 * doc/cpp.texi (Top): Update menu.
334 (Alternatives to Wrapper #ifndef): New node.
335 (Other Directives): Document deprecation.
336 (Obsolete Features): Remove menu.
337 (Assertions): Merge node into Obsolete Features.
338 (Obsolete once-only headers): Move earlier; rename to Alternatives
340 * doc/cppopts.texi: Update.
341 * c.opt (Wdeprecated): Enable for C and ObjC.
342 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
343 (C++ Dialect Options): Move -Wno-deprecated from here to...
344 (Warning Options): ... here.
346 2008-05-13 Richard Guenther <rguenther@suse.de>
349 * fold-const.c (fold_sign_changed_comparison): Do not allow
350 changes in pointer-ness.
352 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
355 * config/sh/sh.c (sh_expand_prologue): Don't clear
356 RTX_FRAME_RELATED_P for push insns.
358 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
360 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
362 2008-05-12 Anatoly Sokolov <aesok@post.ru>
364 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
365 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
366 Use 'machine->is_leaf' instead of 'leaf_func_p'.
368 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
370 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
371 (*vec_concatv4sf_sse): This.
372 (*sse2_concatv2si): Renamed to ...
373 (*vec_concatv2si_sse2): This.
374 (*sse1_concatv2si): Renamed to ...
375 (*vec_concatv2si_sse): This.
376 (*vec_concatv2di_rex): Renamed to ...
377 (*vec_concatv2di_rex64): This.
378 (*vec_concatv2si_sse4_1): New.
379 (*vec_concatv2di_rex64_sse4_1): Likewise.
381 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
383 PR rtl-optimization/36111
384 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
385 that was created for swappable operands.
387 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
390 * Makefile.in: Substitute GNATMAKE and GNATBIND.
391 * configure.ac: Add call to ACX_PROG_GNAT.
393 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
395 * optc-gen.awk: Fix comment typo.
397 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
399 * pretty-print.c (pp_integer_with_precision): Use
400 HOST_LONG_LONG_FORMAT.
402 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
404 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
406 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
408 * config/i386/i386.c (bdesc_ptest): Removed.
409 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
410 (bdesc_args): Add __builtin_ia32_ptestz128,
411 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
412 (ix86_init_mmx_sse_builtins): Updated.
413 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
414 (ix86_expand_builtin): Updated.
416 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
418 * tree-cfg.c (valid_fixed_convert_types_p): New function.
419 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
421 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
423 * value-prof.c (interesting_stringop_to_profile): Do not
424 return early for BUILT_IN_MEMPCPY.
426 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
428 * calls.c (expand_call): Don't use callgraph to increase
429 preferred_stack_boundary.
431 * cgraph.h (cgraph_rtl_info): Use unsigned on
432 preferred_incoming_stack_boundary.
434 * final.c (rest_of_clean_state): Use unsigned on
435 preferred_stack_boundary.
437 2008-05-09 Tom Tromey <tromey@redhat.com>
439 PR preprocessor/22231:
440 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
443 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
445 PR tree-optimization/36129
446 * tree-ssa-ccp.c: Include value-prof.h.
447 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
448 built-in function was folded to a constant.
449 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
451 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
452 Sebastian Pop <sebastian.pop@amd.com>
454 * tree-scalar-evolution.c: Document instantiate_scev.
455 (instantiate_parameters_1): Renamed instantiate_scev_1.
456 Don't use the same loop for instantiation_loop and evolution_loop.
457 (instantiate_scev): New.
458 (instantiate_parameters): Moved...
459 (resolve_mixers): Update call to instantiate_scev_1 to pass the
460 same loop twice. Maintains the semantics for this function.
461 * tree-scalar-evolution.h (instantiate_scev): Declare.
462 (instantiate_parameters): ...here. Now static inline.
463 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
464 instead of resolve_mixers.
466 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
468 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
470 2008-05-09 Tomas Bily <tbily@suse.cz>
472 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
473 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
474 * tree-ssa-structalias.c (get_constraint_for): Likewise.
475 * c-common.c (c_common_truthvalue_conversion): Likewise.
476 * tree-object-size.c (compute_object_offset): Likewise.
477 * tree-inline.c (estimate_num_insns_1): Likewise.
478 * varasm.c (const_hash_1, compare_constant, copy_constant)
479 (compute_reloc_for_constant, output_addressed_constants)
480 (initializer_constant_valid_p): Likewise.
481 * c-omp.c (check_omp_for_incr_expr): Likewise.
482 * gimplify.c (gimplify_expr): Likewise.
483 * c-typeck.c (c_finish_return): Likewise.
484 * tree-vectorizer.c (supportable_widening_operation)
485 (supportable_narrowing_operation): Likewise.
486 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
487 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
488 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
489 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
490 (descr_info_loc): Likewise.
491 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
492 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
493 (fold_unary): Likewise.
494 * builtins.c (get_pointer_alignment): Likewise.
495 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
496 (instantiate_parameters_1): Likewise.
497 * tree.c (expr_align, stabilize_reference): Likewise.
498 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
499 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
500 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
501 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
502 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
503 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
505 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
506 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
507 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
508 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
509 (forward_propagate_comparison)
510 (tree_ssa_forward_propagate_single_use_vars): Likewise.
511 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
512 * emit-rtl.c (component_ref_for_mem_expr)
513 (set_mem_attributes_minus_bitpos): Likewise.
514 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
515 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
517 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
518 (build_function_call, pointer_diff, build_compound_expr)
519 (c_finish_return): Likewise.
520 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
521 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
523 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
524 * expr.c (is_aligning_offset): Likewise.
525 * tree-ssa-alias.c (is_escape_site): Likewise.
526 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
527 (check_all_va_list_escapes): Likewise.
528 * tree-ssa-loop-ivopts.c (determine_base_object)
529 (determine_common_wider_type): Likewise.
530 * dojump.c (do_jump): Likewise.
531 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
532 * tree-gimple.c (is_gimple_cast): Likewise.
533 * fold-const.c (decode_field_reference, )
534 (fold_sign_changed_comparison, fold_unary, fold_comparison)
535 (fold_binary): Likewise.
536 * tree-ssa-alias-warnings.c (find_alias_site_helper)
537 (already_warned_in_frontend_p): Likewise.
538 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
539 * tree.c (really_constant_p, get_unwidened): Likewise.
540 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
541 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
542 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
544 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
546 (CONVERT_EXPR_P): Define.
547 (CASE_CONVERT): Define.
549 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
552 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
553 (delete_unmarked_insns): When deleting a call, call
554 delete_unreachable_blocks.
555 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
556 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
558 2008-05-08 Richard Guenther <rguenther@suse.de>
560 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
561 (-ftree-salias): Likewise.
562 (salias-max-implicit-fields): Remove param documentation.
563 (salias-max-array-elements): Likewise.
564 * tree-pass.h (pass_create_structure_vars): Remove.
565 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
566 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
567 * tree-ssa-alias.c (create_structure_vars): Remove.
568 (gate_structure_vars): Likewise.
569 (pass_create_structure_vars): Likewise.
570 (gate_build_alias): Likewise.
571 (pass_build_alias): Adjust to run always and dump the function.
572 * common.opt (ftree-salias): Hide.
573 * passes.c (init_optimization_passes): Remove
574 pass_create_structure_vars, adjust comment.
575 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
576 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
577 * opts.c (decode_options): Do not set flag_tree_salias.
578 (common_handle_option): Add OPT_ftree_salias to the backward
579 compatibility section.
581 2008-05-08 Richard Guenther <rguenther@suse.de>
583 * tree-flow-inline.h (var_can_have_subvars): Move ...
584 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
585 * tree-flow.h (var_can_have_subvars): Remove.
586 (push_fields_onto_fieldstack): Remove.
587 (sort_fieldstack): Likewise.
588 (struct fieldoff): Move ...
589 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
590 alias_set and base_for_components fields.
591 (sort_fieldstack): Make static.
592 (push_fields_onto_fieldstack): Likewise. Remove code that
593 handles anything but RECORD_TYPEs. Remove alias_set and
594 base_for_components handling.
595 (create_variable_info_for): Adjust.
597 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
599 * common.opt (Wframe-larger-than=): Shorten the help message
601 * doc/invoke.texi (Wframe-larger-than=): Add more description.
603 2008-05-08 Rafael Espindola <espindola@google.com>
605 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
607 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
608 trap and that both operands are gimple values.
609 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
610 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
613 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
615 * read-rtl.c (join_c_conditions): Return the first string if the
616 two strings are equal.
618 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
620 * gensupport.h (pred_data): Add a "num_codes" field.
621 (add_predicate_code): Declare.
622 * gensupport.c (add_predicate_code): New function.
623 (std_pred_table): Add an "allows_const_p" field.
624 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
625 Remove the (incomplete) list of such codes from the codes field.
626 (init_predicate_table): Use add_predicate_code. Add all
627 RTX_CONST_OBJs if allows_const_p is true.
628 * genrecog.c (process_define_predicate): Use add_predicate_code.
630 2008-05-08 David Daney <ddaney@avtrex.com>
631 Richard Sandiford <rsandifo@nildram.co.uk>
633 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
634 special case of constant zero operands.
635 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
636 old and new values. Special case constant zero values.
637 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
639 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
640 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
642 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
645 * simplify-rtx.c (simplify_plus_minus): Create CONST of
646 similar RTX_CONST_OBJ before CONST_INT.
648 2008-05-08 Steve Ellcey <sje@cup.hp.com>
650 * stmt.c (expand_stack_restore): Change sa mode if needed.
652 2008-05-08 Richard Guenther <rguenther@suse.de>
654 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
656 (ix86_sol10_return_in_memory): Likewise.
657 (ix86_i386elf_return_in_memory): Likewise.
658 (ix86_i386interix_return_in_memory): Likewise.
659 * config/i386/i386.c (ix86_return_in_memory): Likewise.
660 (ix86_sol10_return_in_memory): Likewise.
661 (ix86_i386elf_return_in_memory): Likewise.
662 (ix86_i386interix_return_in_memory): Likewise.
664 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
667 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
669 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
670 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
673 2008-05-08 Richard Guenther <rguenther@suse.de>
675 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
676 * tree-data-ref.h (struct dr_alias): Remove subvars field.
677 (DR_SUBVARS): Remove.
678 * tree-dfa.c (dump_subvars_for): Remove.
679 (debug_subvars_for): Likewise.
680 (dump_variable): Do not dump subvars.
681 (remove_referenced_var): Do not remove subvars.
682 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
683 (lookup_subvars_for_var): Remove.
684 (get_subvars_for_var): Likewise.
685 (get_subvars_at): Likewise.
686 (get_first_overlapping_subvar): Likewise.
687 (overlap_subvar): Likewise.
688 * tree-flow.h (subvar_t): Remove.
689 (struct var_ann_d): Remove subvars field.
690 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
691 argument. Remove special handling of SFTs.
692 (compute_tag_properties): Likewise.
693 (set_initial_properties): Likewise.
694 (compute_call_clobbered): Likewise.
695 (count_mem_refs): Likewise.
696 (compute_memory_partitions): Likewise.
697 (compute_flow_insensitive_aliasing): Likewise.
698 (setup_pointers_and_addressables): Likewise.
699 (new_type_alias): Likewise.
700 (struct used_part): Remove.
701 (used_portions): Likewise.
702 (struct used_part_map): Likewise.
703 (used_part_map_eq): Likewise.
704 (used_part_map_hash): Likewise.
705 (free_used_part_map): Likewise.
706 (up_lookup): Likewise.
707 (up_insert): Likewise.
708 (get_or_create_used_part_for): Likewise.
709 (create_sft): Likewise.
710 (create_overlap_variables_for): Likewise.
711 (find_used_portions): Likewise.
712 (create_structure_vars): Likewise.
713 * tree.def (STRUCT_FIELD_TAG): Remove.
714 * tree.h (MTAG_P): Adjust.
715 (struct tree_memory_tag): Remove base_for_components and
716 unpartitionable flags.
717 (struct tree_struct_field_tag): Remove.
718 (SFT_PARENT_VAR): Likewise.
719 (SFT_OFFSET): Likewise.
720 (SFT_SIZE): Likewise.
721 (SFT_NONADDRESSABLE_P): Likewise.
722 (SFT_ALIAS_SET): Likewise.
723 (SFT_UNPARTITIONABLE_P): Likewise.
724 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
725 (union tree_node): Remove sft field.
726 * alias.c (get_alias_set): Remove special handling of SFTs.
727 * print-tree.c (print_node): Remove handling of SFTs.
728 * tree-dump.c (dequeue_and_dump): Likewise.
729 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
730 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
731 * tree-predcom.c (set_alias_info): Do not set subvars.
732 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
733 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
734 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
735 (add_vars_for_offset): Remove.
736 (add_virtual_operand): Remove special handling of SFTs.
737 (add_call_clobber_ops): Likewise.
738 (add_call_read_ops): Likewise.
739 (get_asm_expr_operands): Likewise.
740 (get_modify_stmt_operands): Likewise.
741 (get_expr_operands): Likewise.
742 (add_to_addressable_set): Likewise.
743 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
744 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
745 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
746 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
747 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
748 (tree_node_structure): Likewise.
749 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
751 (find_what_p_points_to): Likewise.
753 2008-05-08 Sa Liu <saliu@de.ibm.com>
755 * config/spu/spu.md: Fixed subti3 pattern.
757 2008-05-08 Richard Guenther <rguenther@suse.de>
760 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
761 sure to create a representative for trailing arrays for PTA.
763 2008-05-08 Richard Guenther <rguenther@suse.de>
766 * fold-const.c (operand_equal_p): Two objects which types
767 differ in pointerness are not equal.
769 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
771 * calls.c (compute_argument_block_size): Add argument tree fndecl.
772 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
773 (emit_library_call_value_1): Add new variable fndecl initialized by
774 NULL_TREE. It should be the decl type of orgfun, but this information
775 seems not to be available here, so it uses the default calling abi.
776 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
777 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
778 by TARGET_RETURN_IN_MEMORY.
779 * config/i386/i386-interix.h: Likewise.
780 * config/i386/i386.h: Likewise.
781 * config/i386/i386elf.h: Likewise.
782 * config/i386/ptx4-i.h: Likewise.
783 * config/i386/sol2-10.h: Likewise.
784 * config/i386/sysv4.h: Likewise.
785 * config/i386/vx-common.h: Likewise.
786 * config/cris/cris.h: Removed #if 0 clause.
787 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
788 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
790 (ix86_sol10_return_in_memory): Likewise.
791 (ix86_i386elf_return_in_memory): New.
792 (ix86_i386interix_return_in_memory): New.
793 * config/mt/mt-protos.h (mt_return_in_memory): New.
794 * config/mt/mt.c: Likewise.
795 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
796 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
797 * config/bfin/bfin.h: Likewise.
798 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
800 * config/bfin/bfin.c: Likewise.
801 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
802 * config/alpha/unicosmk.h: Likewise.
803 * config/i386/cygming.h: Likewise.
804 * config/iq2000/iq2000.h: Likewise.
805 * config/mips/mips.h: Likewise.
806 * config/mn10300/mn10300.h: Likewise.
807 * config/rs6000/rs6000.h: Likewise.
808 * config/score/score.h: Likewise.
809 * config/spu/spu.h: Likewise.
810 * config/v850/v850.h: Likewise.
811 * defaults.h: Likewise.
812 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
813 * expr.c (emit_block_move): Adjust use of
814 OUTGOING_REG_PARM_STACK_SPACE.
815 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
816 OUTGOING_REG_PARM_STACK_SPACE.
817 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
819 2008-05-08 Jakub Jelinek <jakub@redhat.com>
821 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
822 on OMP_RETURN for OMP_FOR.
825 * dwarf2out.c (dw_expand_expr, common_check): Removed.
826 (fortran_common): New function.
827 (gen_variable_die): Call fortran_common instead of common_check,
828 adjust for it returning tree instead of rtx. Formatting.
830 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
834 * see.c (see_copy_insn): Copy new pure const attributes for new call.
835 * c-decl.c (merge_decls): Ditto.
836 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
837 to RTL_CONST_OR_PURE_CALL_P.
838 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
839 Initialized DECL_LOOPING_CONST_PURE.
840 (process_call_operands): Set tree_side_effects properly.
841 * tree.h (TREE_READONLY_DECL_P): Removed.
842 (DECL_IS_PURE): Renamed to DECL_PURE_P.
843 (DECL_LOOPING_OR_CONST_P): New macro.
844 (struct tree_function_decl): Added looping_const_or_pure_p.
846 (ECF_LOOPING_OR_CONST_P): New macro.
847 * rtlanal.c (pure_const_p): Removed.
848 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
849 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
851 * ipa-pure-const.c (pure_const_state_e): Added looping field.
852 (check_decl, check_tree, check_call, scan_function): Initialize
854 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
855 (static_execute): Set looping true for recursive functions.
856 Undo setting state to IPA_NEITHER for recursive functions.
858 * ifcvt.c (noce_can_store_speculate_p): Changed
859 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
860 RTL_CONST_OR_PURE_CALL_P.
861 * dse.c (scan_insn): Ditto.
862 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
863 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
864 RTL_CONST_OR_PURE_CALL_P.
865 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
866 pure_call_p to RTL_CONST_CALL_P.
867 * gimplify.c (gimplify_call_expr): Clear side effects for
868 non-looping pure and constant calls.
869 * calls.c (emit_call_1): Set rtl flags from ecf flags.
870 (flags_from_decl_or_type): Set ecf flags from decl flags.
871 (initialize_argument_information): Turn off
872 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
873 Change const to pure if callee_copies is true rather than just
875 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
876 way of marking pure calls.
877 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
878 Remove hack that was supposed to fix pr7335 and remove old
879 way of marking pure calls.
880 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
881 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
882 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
883 RTL_CONST_OR_PURE_CALL_P.
884 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
885 * loop-invariant.c (find_exits, find_invariant_bb): Changed
886 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
887 * sched-deps.c (schedule_analyze): Ditto.
888 * rtl.h (struct rtx_def): Use call field, unchanging field, and
889 return_val field of calls to represent pure and const function info.
890 (CONST_OR_PURE_CALL_P): Deleted macro.
891 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
892 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
893 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
895 * tree-optimize.c (execute_fixup_cfg): Added test for
896 ECF_LOOPING_CONST_OR_PURE.
897 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
899 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
900 effects for looping pure or const calls.
901 (verify_gimple_expr): Added verification code.
902 * config/alpha/alpha.c (alpha_legitimize_address,
903 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
905 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
906 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
907 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
908 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
909 RTL_CONST_OR_PURE_CALL_P.
910 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
911 and const calls to be deleted.
913 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
916 * config/i386/mmx.md (mmx_subv2sf3): New expander.
917 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
918 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
919 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
920 to handle nonimmediate operands.
921 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
922 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
923 to handle nonimmediate operands.
924 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
925 (mmx_pmulhrwv4hi3): New expander. Use
926 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
927 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
928 (sse2_umulv1siv1di3): New expander. Use
929 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
930 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
931 (mmx_eq<mode>3): New expander. Use
932 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
933 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
934 (mmx_uavgv8qi3): New expander. Use
935 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
936 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
937 (mmx_uavgv4hi3): New expander. Use
938 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
941 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
942 to handle nonimmediate operands.
943 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
944 to handle nonimmediate operands.
945 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
946 to handle nonimmediate operands.
947 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
948 to handle nonimmediate operands.
949 (sse2_unpckhpd_exp): New expander. Use
950 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
951 (sse2_unpcklpd_exp): New expander. Use
952 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
953 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
954 to handle nonimmediate operands.
955 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
956 to handle nonimmediate operands.
957 (*sse2_<plusminus_insn><mode>3): Rename from
958 sse2_<plusminus_insn><mode>3 insn pattern.
959 (sse2_<plusminus_insn><mode>3): New expander. Use
960 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
961 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
962 (sse2_umulv2siv2di3): New expander. Use
963 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
964 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
965 (sse4_1_mulv2siv2di3): New expander. Use
966 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
967 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
968 (sse2_pmaddwd): New expander. Use
969 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
970 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
971 (sse2_eq<mode>3): New expander. Use
972 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
973 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
974 (sse4_1_eqv2di3): New expander. Use
975 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
976 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
977 (sse2_uavgv16qi3): New expander. Use
978 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
979 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
980 (sse2_uavgv16qi3): New expander. Use
981 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
982 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
983 (sse2_uavgv8hi3): New expander. Use
984 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
985 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
986 (ssse3_pmulhrswv8hi3): New expander. Use
987 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
988 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
989 (ssse3_pmulhrswv4hi3): New expander. Use
990 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
992 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
993 (<sse>_vmmul<mode>3): Ditto.
994 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
996 (ssse3_pmaddubsw128): Use register_operand for operand 1.
997 (ssse3_pmaddubsw): Ditto.
999 * config/i386/i386.c (struct_builtin_description)
1000 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1001 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1002 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1003 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1004 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1005 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1006 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1007 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1008 (ix86_fixup_binary_operands): Assert that src1
1009 and src2 must have the same mode when swapped.
1010 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1011 and ix86_binary_operator_ok. Do not force operands in registers
1014 2008-05-07 Jan Hubicka <jh@suse.cz>
1016 * cgraph.c (dump_cgraph_node): Update.
1017 * cgraph.h (cgraph_local_info): Break out inline summary.
1018 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1020 * ipa-inline (inline_summary): New accestor function.
1021 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1022 cgraph_decide_inlining, compute_inline_parameters): Update.
1023 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1025 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1027 Cleanup ColdFire scheduling support and add V4 pipeline model.
1029 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1030 (define_attr cpu): Add cfv4 value.
1031 (define_attr type, define_attr type1): Merge into a single 'type'
1032 attribute. Update all uses.
1033 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1034 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1036 (define_attr opx_mem, define_attr opy_mem): Remove.
1037 (define_attr op_mem): Clean up, update comment.
1038 (define_attr size): Use specific values instead of general int.
1039 (define_attr guess, define_attr split): Remove. Update all uses.
1040 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1041 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1042 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1043 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1044 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1045 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1046 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1047 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1048 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1049 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1050 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1051 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1052 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1053 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1054 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1055 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1056 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1057 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1058 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1059 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1060 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1061 Update or set attributes.
1062 (stack_tie): New fake instruction.
1064 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1065 (m68k_sched_attr_size): Update declaration.
1066 (m68k_sched_attr_type2): Remove.
1067 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1068 Declare new bypass predicates.
1070 * config/m68k/m68k.c (m68k_sched_issue_rate,
1071 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1073 (TARGET_SCHED_ISSUE_RATE,
1074 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1075 (override_options): Handle scheduling for ColdFire V4 core.
1076 (m68k_expand_prologue): Emit stack_tie.
1077 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1078 'OP_TYPE_FPN'. Update all uses.
1079 (sched_guess_p): Remove.
1080 (sched_address_type): Handle symbolic addresses.
1081 (sched_get_operand): New static function.
1082 (sched_operand_type): Merge into sched_attr_op_type.
1083 (sched_attr_op_type): Handle FP registers, handle quick constants,
1085 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1086 (m68k_sched_attr_size): Update. Move logic to ...
1087 (sched_get_attr_size_int): New static function.
1088 (sched_get_opxy_mem_type): New static function.
1089 (m68k_sched_attr_op_mem): Update.
1090 (m68k_sched_attr_type2): Remove.
1091 (sched_cfv4_bypass_data): New static variable.
1092 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1093 (m68k_sched_issue_rate): Implement scheduler hook.
1094 (struct _sched_ib: enabled_p): New field.
1095 (m68k_sched_variable_issue): Update. Handle V4.
1096 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1097 sched_dump_class_func_t, sched_dump_split_class,
1098 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1099 sched_dump_dfa_class, m68k_sched_dump): Remove.
1100 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1102 (m68k_sched_init_global): Remove statisctics dumping, introduce
1103 sanity check that all instructions have pipeline reservations. Handle
1105 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1106 Handle ColdFire V4 core.
1107 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1108 New static functions.
1109 (m68k_sched_address_bypass_p): New bypass predicate.
1110 (sched_get_indexed_address_scale): New static function.
1111 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1113 * cf.md: Update comments.
1114 (define_attr type2): Remove. Use 'type' attribute instead.
1116 (cf_ib): Rename to cfv123_ib. Update all uses.
1117 (cf_oep): Rename to cfv123_oep. Update all uses.
1118 (cf_chr): Rename to cfv123_chr. Update all uses.
1119 (cf_mem): Rename to cfv123_mem. Update all uses.
1120 (cf_mac): Move to more appropriate place.
1121 (cfv123_guess): New automaton and cpu_unit.
1122 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1123 Update uses of 'size' attribute. Handle before reload scheduling.
1124 (cfv123_guess): New dummy reservation for unhandled instructions.
1125 (cfv4_*): Pipeline description of ColdFire V4 core.
1126 (ignore): New reservation to handle 'ignore' type.
1128 2008-05-07 Ian Lance Taylor <iant@google.com>
1131 * gimplify.c (find_single_pointer_decl_1): Don't look through
1133 (find_single_pointer_decl): Adjust comments.
1135 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1138 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1139 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1142 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1143 integral type rather than floating point, then VIEW_CONVERT_EXPR
1144 to the floating point type.
1146 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1148 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1149 TFmode op0 to register.
1151 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1153 * c-decl.c (grokdeclarator): Comment typo.
1155 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1157 * tree-flow.h: Remove prototype for computed_goto_p.
1158 * tree-cfg.c (computed_goto_p): Make static.
1160 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1163 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1164 (contains_aligned_value_p): This. Handle _Decimal128.
1165 (ix86_function_arg_boundary): Only align _Decimal128 to its
1166 natural boundary and handle it properly.
1168 2008-05-06 Martin Jambor <mjambor@suse.cz>
1170 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1171 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1172 (ipcp_method_set_orig_node): Removed.
1173 (ipcp_cval_get_cvalue_type): Removed.
1174 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1175 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1176 (ipcp_cval_set_cvalue_type): Removed.
1177 (ipcp_cval_get_cvalue): Removed.
1178 (ipcp_cval_set_cvalue): Removed.
1179 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1180 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1181 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1182 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1183 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1184 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1185 (ipcp_get_ith_lattice): Changed parameters.
1186 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1187 (ipcp_lattice_from_jfunc): Changed parameters.
1188 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1189 (ipcp_method_cval_print): Added temporary variable info.
1190 (ipcp_redirect): Removed already unused local variable caller.
1191 (ipcp_redirect): New temporary variable orig_callee_info
1192 (ipcp_redirect): Removed newly unused local variable callee.
1193 (ipcp_redirect): Removed (a bit confusing) local variable type.
1194 (ipcp_insert_stage): Added local variable info.
1195 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1197 (ipcp_formal_create): Removed.
1198 (ipcp_method_cval_set): Removed.
1199 (ipcp_propagate_stage): Renamed lattice variables.
1200 (ipcp_method_cval_set_cvalue_type): Removed.
1201 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1202 (ipcp_print_all_lattices): Changed printed strings to refer to
1203 lattices rather than cvals.
1204 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1205 (ipcp_propagate_const): Changed formal parameters.
1206 (build_const_val): Changed formal parameters.
1207 (ipcp_insert_stage): Removed useless variable cvalue
1208 (build_const_val): Changed formal parameters.
1209 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1210 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1211 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1212 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1213 (ipcp_print_func_profile_counts): Changed string from "method" to
1215 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1216 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1217 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1218 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1219 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1220 (ipcp_lat_is_const): Changed parameters and made inline.
1221 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1222 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1223 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1224 the predicate condition directly
1225 (ipcp_propagate_stage): Added local variable args. Removed local
1226 variable callee. (Both are mere code simplifications.)
1227 (ipcp_method_dont_insert_const): Renamed to
1228 ipcp_node_not_modifiable_p.
1229 (ipcp_node_not_modifiable_p): Made inline.
1230 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1231 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1232 (ipcp_print_all_lattices): Removed variable cvalue
1233 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1236 2008-05-06 Olivier Hainque <hainque@adacore.com>
1238 * tree-sra.c (try_instantiate_multiple_fields): Early return
1239 if field has POINTER_TYPE.
1241 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1243 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1244 by using 'q' specifier for instruction.
1245 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1247 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1249 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1250 Change mode of zero_extract from QImode to HImode.
1251 (sign bit tests peepholes): (Ditto.).
1253 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1255 * config/i386/mmx.md: Remove double backslashes from asm templates.
1256 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1257 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1258 to handle nonimmediate operands.
1259 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1260 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1261 to handle nonimmediate operands.
1262 (*mmx_<code>v2sf3_finite): New insn pattern.
1263 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
1264 (mmx_<code>v2sf3): New expander. Use
1265 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1266 (mmx_<plusminus_insn><mode>3): New expander. Use
1267 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1268 (*mmx_<plusminus_insn><mode>3): New insn pattern.
1269 (mmx_add<mode>3): Removed.
1270 (mmx_ssadd<mode>3): Ditto.
1271 (mmx_usadd<mode>3): Ditto.
1272 (mmx_sub<mode>3): Ditto.
1273 (mmx_sssub<mode>3): Ditto.
1274 (mmx_ussub<mode>3): Ditto.
1275 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
1276 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
1277 to handle nonimmediate operands.
1278 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
1280 (mmx_smulv4hi3_highpart): New expander. Use
1281 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1282 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
1284 (mmx_umulv4hi3_highpart): New expander. Use
1285 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1286 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
1287 (mmx_<code>v4hi3): New expander. Use
1288 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1289 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
1290 (mmx_<code>v8qi3): New expander. Use
1291 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1292 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1293 (mmx_<code><mode>3): New expander. Use
1294 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1296 2008-05-05 Jan Hubicka <jh@suse.cz>
1298 PR tree-optimization/36118
1299 * passes.c (pass_init_dump_file): Fix dump header.
1301 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1304 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1305 VCE for function decls.
1307 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1309 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1311 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1313 * config/i386/i386.md (sat_plusminus): New.
1314 (plusminus_insn): Likewise.
1315 (plusminus_mnemonic): Likewise.
1317 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1318 (*<addsub><mode>3_cc_overflow): Renamed to ...
1319 (*<plusminus_insn><mode>3_cc_overflow): This.
1320 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1321 (*<plusminus_insn>si3_zext_cc_overflow): This.
1323 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1324 (<plusminus_insn><mode>3): This.
1325 (*<addsub><mode>3): Renamed to ...
1326 (*<plusminus_insn><mode>3): This.
1327 (<sse>_vm<addsub><mode>3): Renamed to ...
1328 (<sse>_vm<plusminus_insn><mode>3): This.
1329 (sse3_h<addsub>v4sf3): Renamed to ...
1330 (sse3_h<plusminus_insn>v4sf3): This.
1331 (sse3_h<addsub>v2df3): Renamed to ...
1332 (sse3_h<plusminus_insn>v2df3): This.
1333 (<plusminus_insn><mode>3): New.
1334 (*<plusminus_insn><mode>3): Likewise.
1335 (sse2_<plusminus_insn><mode>3): Likewise.
1336 (add<mode>): Removed.
1337 (*add<mode>3): Likewise.
1338 (sse2_ssadd<mode>3): Likewise.
1339 (sse2_usadd<mode>3): Likewise.
1340 (sub<mode>3): Likewise.
1341 (*sub<mode>3): Likewise.
1342 (sse2_sssub<mode>3): Likewise.
1343 (sse2_ussub<mode>3): Likewise.
1345 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1347 * gthr-single.h: Add in required interface elements as per gthr.h.
1348 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1349 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1350 Generalize UNUSED macro.
1351 (__gthread_once): Add.
1352 (__gthread_key_create): Add.
1353 (__gthread_key_delete): Add.
1354 (__gthread_getspecific): Add.
1355 (__gthread_setspecific): Add.
1357 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1359 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1360 the same size types for the indirect reference on the rhs, then
1363 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1365 * config/i386/i386.md
1366 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1367 one insn template instead of template series.
1368 (*xordi_1_rex64): Ditto.
1369 (*xordi_2_rex64): Ditto.
1371 2008-05-05 Ira Rosen <irar@il.ibm.com>
1373 PR tree-optimization/36119
1374 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1377 2008-06-04 Jan Hubicka <jh@suse.cz>
1379 tree-optimization/36100
1380 * tree-pass.h (pass_O0_always_inline): Declare.
1381 * ipa-inline.c (inline_transform): Remove dead code.
1382 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1383 pass_O0_always_inline): New.
1384 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1386 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1388 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1389 mnemonic in this_param move for TARGET_64BIT.
1391 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1393 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1394 (*strmovsi_rex_1): Ditto.
1395 (*strsetsi_1): Ditto.
1396 (*strsetsi_rex_1): Ditto.
1398 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1399 adddicc expanders using SWI mode iterator.
1401 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1404 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1407 2008-05-04 David S. Miller <davem@davemloft.net>
1409 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1410 (sparc*-*-linux*): Use linux.h in tm_file.
1411 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1412 compiler defaulting to 32-bit.
1413 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1415 * config/sparc/linux.h: Remove definitions now obtained
1416 properly from linux.h
1417 * config/sparc/linux64.h: Likewise.
1418 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1419 don't want this setting for 32-bit builds in a biarch compiler.
1420 * doc/install.texi: Add sparc-linux to list of targets
1421 supporting --enable-targets=all.
1423 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1425 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1427 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1429 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1430 after V4SI_FTYPE_V8HI.
1431 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1432 case V4SI_FTYPE_V2DF.
1434 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1436 * doc/invoke.texi (max-flow-memory-locations): Removed.
1437 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1439 2008-05-03 Richard Guenther <rguenther@suse.de>
1442 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1444 2008-05-02 David S. Miller <davem@davemloft.net>
1446 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1448 2008-05-02 Simon Baldwin <simonb@google.com>
1451 * c-common.h (warn_array_subscript_range): Removed.
1452 * c-common.c (warn_array_subscript_range): Ditto.
1453 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1454 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1456 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1458 * config/i386/i386.c (ix86_special_builtin_type): New.
1459 (bdesc_special_args): Likewise.
1460 (ix86_expand_special_args_builtin): Likewise.
1461 (ix86_init_mmx_sse_builtins): Updated.
1462 (ix86_expand_builtin): Updated.
1463 (ix86_expand_store_builtin): Removed.
1464 (ix86_expand_unop_builtin): Likewise.
1466 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1467 * config/i386/mmintrin.h (__v2sf): Here.
1469 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1471 (_mm_loadl_pi): Likewise.
1472 (_mm_storeh_pi): Replace __v2si with __v2sf.
1473 (_mm_storel_pi): Likewise.
1475 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1476 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1477 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1478 __builtin_ia32_loadlpd.
1480 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1482 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1483 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1484 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1485 (ix86_init_mmx_sse_builtins): Updated.
1486 (ix86_expand_args_builtin): Likewise.
1487 (ix86_expand_builtin): Likewise.
1488 (ix86_expand_unop1_builtin): Renamed to ...
1489 (ix86_expand_unop_vec_merge_builtin): This.
1491 2008-05-01 Jan Hubicka <jh@suse.cz>
1494 * ipa-inline.c (inline_generate_summary): Make static.
1495 (inline_transform): Do not call inlining at -O0; make static.
1496 * passes.c (execute_todo): Add sanity check.
1497 (execute_one_ipa_transform_pass): Execute proper flags.
1499 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1501 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1502 (DECL_NONADDRESSABLE_P): Likewise.
1503 * alias.c (record_component_aliases): Fix comment.
1505 2008-05-01 Simon Baldwin <simonb@google.com>
1507 * c-common.h (warn_array_subscript_range): New function.
1508 * c-common.c (warn_array_subscript_range): Ditto.
1509 * tree-vrp.c (check_array_ref): Corrected code to agree with
1510 comment, ignoring only arrays of size 0 or size 1.
1511 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1513 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1515 * config/i386/i386.c (ix86_builtin_type): Replace
1516 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1517 (bdesc_args): Updated.
1518 (ix86_init_mmx_sse_builtins): Likewise.
1519 (ix86_expand_args_builtin): Likewise.
1521 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1524 * doc/extend.texi: Correct __builtin_ia32_palignr.
1526 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1529 * config/i386/i386.c (bdesc_crc32): Removed.
1530 (ix86_expand_crc32): Likewise.
1531 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1532 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1533 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1534 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1535 UINT_FTYPE_UINT_UCHAR.
1536 (bdesc_args): Updated. Add crc32 builtins.
1537 (ix86_init_mmx_sse_builtins): Updated.
1538 (ix86_expand_args_builtin): Updated to support subreg.
1540 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1542 2008-05-01 Jan Hubicka <jh@suse.cz>
1544 * tree-pass.h (opt_pass): Add IPA_PASS.
1545 (varpool_node, cgraph_node): Forward declare.
1546 (ipa_opt_pass): Define.
1547 (pass_ipa_inline): Turn into ipa_opt_pass.
1548 (pass_apply_inline): Remove.
1549 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1550 (apply_inline): Turn into ....
1551 (inline_transform): ... this one.
1552 (inline_generate_summary): New function.
1553 (pass_apply_inline): Remove.
1554 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1556 (struct function): Add ipa_transforms_to_apply.
1557 * passes.c (register_one_dump_file): Work on IPA_PASS.
1558 (init_optimization_passes): Remove pass_inline_parameters and
1560 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1561 (execute_one_pass) ... here; apply transforms when possible.
1562 (add_ipa_transform_pass, execute_ipa_summary_asses,
1563 execute_one_ipa_transform_pass): New.
1564 (execute_ipa_pass_list): Update for IPA_PASS type.
1566 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1568 * config/i386/i386.c (ix86_builtin_type): Add
1569 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1570 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1571 (bdesc_args): Add SSE4a builtins.
1572 (ix86_init_mmx_sse_builtins): Updated.
1573 (ix86_expand_args_builtin): Likewise.
1574 (ix86_expand_builtin): Likewise.
1576 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1578 * config/i386/i386.c (ix86_builtin_type): Add
1579 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1580 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1581 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1582 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1583 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1584 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1585 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1586 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1587 and DI_FTYPE_DI_DI_INT.
1588 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1589 (ix86_init_mmx_sse_builtins): Updated.
1590 (ix86_expand_args_builtin): Likewise.
1591 (ix86_expand_builtin): Likewise.
1592 (ix86_expand_binop_imm_builtin): Removed.
1594 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1596 2008-04-30 Richard Guenther <rguenther@suse.de>
1598 PR tree-optimization/32921
1599 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1601 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1603 * config/arm/arm.c (arm_unwind_emit): Use
1604 crtl->all_throwers_are_sibcalls instead of
1605 cfun->all_throwers_are_sibcalls.
1606 (arm_output_fn_unwind): Likewise.
1607 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1608 instead of cfun->uses_pic_offset_table.
1609 (frv_expand_prologue): Likewise.
1610 (frv_frame_pointer_required): Likewise.
1611 (frv_expand_fdpic_call): Likewise.
1612 (frv_emit_movsi): Likewise.
1613 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1614 cfun->returns_pcc_struct instead of
1615 current_function_returns_pcc_struct.
1616 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1617 instead of cfun->calls_eh_return.
1618 (m32c_pushm_popm): Likewise.
1619 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1620 "extern" declaration.
1622 2008-04-30 Richard Guenther <rguenther@suse.de>
1624 PR tree-optimization/21636
1625 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1627 (evaluate_stmt): Print the likely value.
1628 (ccp_visit_stmt): Avoid excessive vertical spacing.
1630 2008-04-30 Rafael Espindola <espindola@google.com>
1632 * builtins.c (fold_call_expr): Return realret.
1633 * tree-ssa-threadedge.c
1634 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1635 __builtin_object_size.
1637 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1639 * gcc.c (wrapper_string): New variable.
1640 (insert_wrapper): New function.
1641 (execute): New option -wrapper.
1642 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1644 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1646 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1647 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1648 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1650 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1651 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1652 config/rs6000/e500crtres64gprctr.asm,
1653 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1654 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1655 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1656 config/rs6000/e500crtsav64gprctr.asm,
1657 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1658 config/rs6000/e500crtsavg64gprctr.asm: New files.
1659 * config/rs6000/t-ppccomm: Add build rules for new files.
1660 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1661 * config/rs6000/t-netbsd: Add build rules for new files.
1662 (LIB2FUNCS_STATIC_EXTRA): New variable.
1663 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1664 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1665 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1667 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1669 * config/i386/i386.c (ix86_builtin_type): Add
1670 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1671 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1672 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1673 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1674 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1675 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1676 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1677 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1678 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1679 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1680 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1681 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1682 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1683 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1684 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1685 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1686 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1687 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1688 V1DI_FTYPE_V2SI_V2SI.
1689 (bdesc_2arg): Moved to ...
1691 (ix86_init_mmx_sse_builtins): Updated.
1692 (ix86_expand_args_builtin): Updated. Take a pointer
1693 to const struct builtin_description. Handle comparison
1695 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1696 (ix86_expand_builtin): Updated.
1698 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1699 (ssse3_pmaddubsw128): This.
1700 (ssse3_pmaddubswv4hi3): Renamed to ...
1701 (ssse3_pmaddubsw): This.
1703 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1704 (__builtin_ia32_packssdw128): Likewise.
1705 (__builtin_ia32_packuswb128): Likewise.
1706 (__builtin_ia32_pmaddubsw): Likewise.
1707 (__builtin_ia32_pmaddubsw128): Likewise.
1709 2008-04-30 Richard Guenther <rguenther@suse.de>
1711 PR tree-optimization/14847
1712 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1713 (recognize_bits_test): Use it.
1714 (recognize_single_bit_test): Likewise.
1716 2008-04-30 Martin Jambor <mjambor@suse.cz>
1718 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1719 instead of setting number of formal parameters to zero.
1720 (ipcp_init_stage): Do not set the number of actual parameters to zero
1722 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1723 which are called with variable number of arguments.
1724 (ipcp_insert_stage): Explicitely skipping all nodes which are
1725 called with variable number of arguments.
1726 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1727 number of parameters.
1729 * ipa-prop.h (struct ipa_node_params): Added flag
1730 called_with_var_arguments
1731 (ipa_set_param_count): Added. Changed sole setter to use it.
1732 (ipa_get_param_count): Added. All readers of param_count
1733 converted to use it instead.
1734 (ipa_set_called_with_variable_arg): Added.
1735 (ipa_is_called_with_var_arguments): Added.
1736 (ipa_get_ith_param): Added. All readers of param_decls converted
1738 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1740 (ipa_get_cs_argument_count): Added, all readers of argument_count
1742 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1745 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1746 (struct ipcp_lattice): Renamed cval_type to type
1747 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1749 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1750 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1751 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1752 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1753 (build_const_val): Changed the type of parameter cvalue to tree
1754 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1755 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1757 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1760 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1761 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1762 (ipa_add_method): Renamed to ipa_push_func_to_list
1763 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1764 (ipa_callsite_param_count): Removed.
1765 (ipa_callsite_param_count_set): Removed.
1766 (ipa_callsite_param): Removed.
1767 (ipa_callsite_callee): Removed.
1768 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1769 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1770 (ipa_method_formal_count): Removed.
1771 (ipa_method_formal_count_set): Removed.
1772 (ipa_method_get_tree): Removed.
1773 (ipa_method_tree_map_create): Removed.
1774 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1775 (ipa_create_param_decls_array): Creates the array itself
1776 (ipa_create_param_decls_array): Temporary variable info instead of
1778 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1779 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1780 (get_type): Removed.
1781 (ipa_jf_get_info_type): Removed.
1782 (ipa_node_create): Renamed to ipa_create_node_params
1783 (ipa_free): Renamed to ipa_free_all_node_params
1784 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1785 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1786 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1787 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1788 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1789 ipa_free_all_edge_args
1790 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1791 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1792 (ipa_create_methodlist_node): Removed.
1793 (ipa_methodlist_method): Removed.
1794 (ipa_methodlist_method_set): Removed.
1795 (ipa_methodlist_next_method): Removed.
1796 (ipa_methodlist_next_method_set): Removed.
1797 (ipa_method_is_modified): Removed.
1798 (ipa_method_modify_create): Removed.
1799 (ipa_method_modify_init): Temporary variable info instead of a few
1801 (ipa_detect_param_modifications): Temporary variable info instead of
1803 (ipa_compute_jump_functions): Temporary variable info instead of
1805 (ipa_method_modify_set): Removed.
1806 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1807 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1808 than craph_node as the first parameter.
1809 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1810 (ipa_method_modify_init): Removed.
1811 (ipa_compute_jump_functions): Added a temp variable instead of
1812 repeatadly dereferencing the cgraph_edge.aux pointer
1813 (ipa_callsite_param_set_type): Removed.
1814 (ipa_compute_jump_functions): i renamed to index and moved to
1816 (ipa_callsite_param_set_info_type_formal): Removed.
1817 (ipa_callsite_param_set_info_type): Removed.
1818 (ipa_callsite_param_map_create): Removed.
1819 (ipa_callsite_tree): Removed.
1820 (ipa_callsite_caller): Removed.
1821 (ipa_pop_func_from_list): return_method removed to return_func
1823 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1824 prefixed all values with IPA_. Changed all users.
1825 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1826 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1827 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1828 (union parameter_info): Renamed to jump_func_value.
1829 (union jump_func_value): Renamed value to constant
1830 (struct ipa_jump_func): Renamed info_type to value
1831 (struct ipa_node): Renamed to ipa_node_params
1832 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1833 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1834 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1835 (struct ipa_edge): Renamed to ipa_edge_args
1836 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1837 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
1838 (struct ipa_methodlist): Renamed to ipa_func_list
1839 (struct ipa_func_list): method_p renamed to node, next_method
1841 (ipa_methodlist_p): Removed, switched all users to struct pointer
1842 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
1844 2008-04-30 Alan Modra <amodra@bigpond.net.au>
1846 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
1847 (rs6000_emit_epilogue): Use backchain to restore only when we
1848 have a large frame. Make use of frame pointer to restore if we
1849 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
1851 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
1853 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1854 Add mode to zero_extract.
1855 (sign bit tests peepholes): (Ditto.).
1857 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
1859 * config/i386/i386.c (ix86_builtins): Replace Prescott New
1860 Instructions in comments with SSE3.
1861 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
1862 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
1863 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
1864 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
1865 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
1866 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
1867 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
1868 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
1869 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
1870 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
1871 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
1872 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
1873 (bdesc_sse_args): Renamed to ...
1874 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
1875 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
1876 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
1878 (bdesc_1arg): Moved to ...
1880 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
1881 Instructions in comments with SSE3.
1882 (ix86_expand_sse_operands_builtin): Renamed to ...
1883 (ix86_expand_args_builtin): This. Updated.
1884 (ix86_expand_unop1_builtin): Update comments.
1885 (ix86_expand_builtin): Updated.
1887 2008-04-29 Richard Guenther <rguenther@suse.de>
1889 PR tree-optimization/36078
1890 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1891 Update virtual SSA form after cleaning up the CFG.
1893 2008-04-29 Richard Guenther <rguenther@suse.de>
1896 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
1898 2008-04-29 Richard Guenther <rguenther@suse.de>
1900 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
1901 (compute_may_aliases): Do not call finalize_ref_all_pointers.
1902 (compute_flow_insensitive_aliasing): Do not treat
1903 PTR_IS_REF_ALL pointers special.
1904 (get_smt_for): Likewise.
1905 (may_alias_p): Re-structure.
1906 (is_escape_site): A ref-all pointer conversion is not an escape site.
1907 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
1908 PTR_IS_REF_ALL pointers special.
1909 * tree-ssa-structalias.h (struct alias_info): Remove
1910 ref_all_symbol_mem_tag field.
1911 (PTR_IS_REF_ALL): Remove.
1913 2008-04-29 Richard Guenther <rguenther@suse.de>
1916 * fold-const.c (extract_muldiv_1): In combining division constants
1917 make sure to never overflow.
1919 2008-04-29 Nick Clifton <nickc@redhat.com>
1921 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
1923 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1926 * optc-gen.awk: Work around HP-UX/IA awk bug.
1928 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
1930 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
1933 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1936 * config/i386/i386.md
1937 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
1938 Change operand 1 predicate to nonimmediate_operand.
1940 2008-04-28 Jakub Jelinek <jakub@redhat.com>
1943 * dwarf2out.c (struct die_struct): Mark as chain_circular through
1945 * gengtype.c (walk_type, write_func_for_structure): Handle
1947 * doc/gty.texi: Document chain_circular.
1949 2008-04-28 Richard Guenther <rguenther@suse.de>
1951 PR tree-optimization/36066
1952 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
1955 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1958 * config/i386/i386.md
1959 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
1960 Use match_scratch instead of match_operand for operands 3 and 4.
1962 2008-04-27 Richard Guenther <rguenther@suse.de>
1964 PR tree-optimization/18754
1965 PR tree-optimization/34223
1966 * tree-pass.h (pass_complete_unrolli): Declare.
1967 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
1968 loop size before and after unconditionally of UL_NO_GROWTH in effect.
1969 Rewrite loop into loop closed SSA form if it is not already.
1970 (tree_unroll_loops_completely): Re-structure to iterate over
1971 innermost loops with intermediate CFG cleanups.
1972 Unroll outermost loops only if requested or the code does not grow
1974 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
1975 loops are available.
1976 (tree_vectorize): Instead do so here.
1977 (tree_complete_unroll): Also unroll outermost loops.
1978 (tree_complete_unroll_inner): New function.
1979 (gate_tree_complete_unroll_inner): Likewise.
1980 (pass_complete_unrolli): New pass.
1981 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
1982 uses outside of the loop.
1983 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
1984 form if it is available.
1985 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
1986 * passes.c (init_optimization_passes): Schedule complete inner
1987 loop unrolling pass before the first CCP pass after final inlining.
1989 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
1991 * targhooks.h (default_emutls_var_fields,
1992 default_emutls_var_init): Declare.
1993 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
1994 * target.h (struct gcc_target): Add struct emutls member.
1995 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
1996 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
1997 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
1998 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
1999 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2000 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2001 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2002 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2003 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2004 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2005 emit debug information.
2006 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2007 * varasm.c: Include targhooks.h.
2008 (emutls_object_section, emutls_tmpl_section): New.
2009 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2010 (EMUTLS_SEPARATOR): New.
2012 (get_emutls_object_name): New.
2013 (default_emutls_var_fields): New, broken out of ...
2014 (get_emutls_object_type): ... here. Adjust to use target hooks.
2015 (get_emutls_init_templ_addr): Adjust to use target hooks.
2016 (emutls_decl): Adjust to use target hooks.
2017 (emutls_finish): Likewise.
2018 (default_emutls_var_init): New, broken out of ...
2019 (assemble_variable): ... here. Adjust to use target hooks.
2020 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2022 * c-common.c (handle_section_attribute): Prevent overriding
2023 sections for emulated tls with special sections.
2024 * config/i386/i386.c (x86_64_elf_select_section): Add
2025 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2026 (x86_64_elf_unique_section): Likewise.
2027 * config/vxworks.c: Include tree.h.
2028 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2029 (vxworks_override_options): Set TLS scheme.
2030 * doc/tm.texi (Emulated TLS): New node.
2032 2008-04-26 Simon Baldwin <simonb@google.com>
2035 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2036 with propagated string constants.
2038 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2040 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2041 constraint for operand 2 when operand 0 is memory operand.
2042 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2043 operand 0 is memory operand.
2044 (fix_trunc<mode>_i387_with_temp): Ditto.
2045 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2046 operand 2 when operand 1 is memory operand.
2047 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2048 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2049 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2050 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2051 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2052 operands 2,3 and 4 when operand 1 is memory operand.
2053 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2055 (fistdi2_floor_with_temp): Ditto.
2056 (fist<mode>2_floor_with_temp): Ditto.
2057 (fistdi2_ceil_with_temp): Ditto.
2058 (fist<mode>2_ceil_with_temp): Ditto.
2059 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2061 2008-04-26 David Daney <ddaney@avtrex.com>
2063 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2065 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2066 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2067 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2068 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2069 (compare_and_swap_12): New insn.
2070 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2071 * config/mips/mips.c (mips_force_binary): New function.
2072 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2073 (mips_expand_compare_and_swap_12): New function.
2074 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2076 2008-04-25 Jan Hubicka <jh@suse.cz>
2079 * cfgexpand.c (pass_expand): Turn into RTL pass.
2080 * passes.c (execute_one_pass): Do pass typechecking after execution.
2081 * tree-pass.h (pass_expand): Turn into RTL pass.
2083 * function.h (struct rtl_data): Move here fields
2084 accesses_prior_frames, calls_eh_return, saves_all_registers,
2085 has_nonlocal_goto, has_asm_statement, is_thunk,
2086 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2087 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2088 arg_pointer_save_area_init from struct function; turn into bool.
2089 (struct function): Move
2090 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2091 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2092 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2093 tail_call_emit, arg_pointer_save_area_init
2094 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2095 (current_function_returns_struct, current_function_returns_pcc_struct,
2096 current_function_calls_setjmp, current_function_calls_alloca,
2097 current_function_accesses_prior_frames,
2098 current_function_calls_eh_return, current_function_is_thunk,
2099 current_function_stdarg, current_function_profile,
2100 current_function_limit_stack, current_function_uses_pic_offset_table,
2101 current_function_uses_const_pool, current_function_has_nonlocal_label,
2102 current_function_saves_all_registers,
2103 current_function_has_nonlocal_goto,
2104 current_function_has_asm_statement): Remove accesor macros.
2105 * ra-conflict.c (global_conflicts): Update.
2106 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2107 (suitable_for_tail_call_opt_p): Update.
2108 * builtins.c (expand_builtin_return_addr): Update.
2109 (expand_builtin_setjmp_setup): Update.
2110 (expand_builtin_nonlocal_goto): Update.
2111 * final.c (final_start_function): Update.
2112 (profile_function): Update.
2113 (leaf_function_p): Update.
2114 (only_leaf_regs_used): Update.
2115 * df-scan.c (df_get_exit_block_use_set): Update.
2116 * dojump.c (clear_pending_stack_adjust): Update.
2117 * tree-stdarg.c (gate_optimize_stdarg): Update.
2118 * gimple-low.c (lower_function_body): Update.
2119 * global.c (compute_regsets): Update.
2120 (global_alloc): Update.
2121 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2122 * expr.c (expand_assignment): Update.
2123 * dse.c (dse_step0): Update.
2124 (dse_step1): Update.
2125 * c-decl.c (store_parm_decls): Update.
2126 * local-alloc.c (combine_regs): Update.
2127 (find_free_reg): Update.
2128 * function.c (assign_parms_augmented_arg_list): Update.
2129 (assign_parm_find_data_types): Update.
2130 (assign_parms): Update.
2131 (allocate_struct_function): Update.
2132 (expand_function_start): Update.
2133 (expand_function_end): Update.
2134 (get_arg_pointer_save_area): Update.
2135 (thread_prologue_and_epilogue_insns): Update.
2136 (rest_of_match_asm_constraints): Update.
2137 * stor-layout.c (variable_size): Update.
2138 * gcse.c (gcse_main): Update.
2139 (bypass_jumps): Update.
2140 * gimplify.c (gimplify_function_tree): Update.
2141 * calls.c (emit_call_1): Update.
2142 (expand_call): Update.
2143 * bt-load.c (compute_defs_uses_and_gen): Update.
2144 * except.c (sjlj_assign_call_site_values): Update.
2145 (sjlj_emit_function_enter): Update.
2146 (can_throw_external): Update.
2147 (set_nothrow_function_flags): Update.
2148 (expand_builtin_unwind_init): Update.
2149 (expand_eh_return): Update.
2150 (convert_to_eh_region_ranges): Update.
2151 (output_function_exception_table): Update.
2152 * emit-rtl.c (gen_tmp_stack_mem): Update.
2153 * cfgexpand.c (expand_used_vars): Update.
2154 (tree_expand_cfg): Update.
2155 * cfgcleanup.c (rest_of_handle_jump): Update.
2156 * explow.c (allocate_dynamic_stack_space): Update.
2157 * varasm.c (assemble_start_function): Update.
2158 (force_const_mem): Update.
2159 (mark_constant_pool): Update.
2160 * tree-optimize.c (tree_rest_of_compilation): Update.
2161 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2162 * tree-cfg.c (notice_special_calls): Update.
2163 (is_ctrl_altering_stmt): Update.
2164 (tree_can_make_abnormal_goto): Update.
2165 (tree_purge_dead_abnormal_call_edges): Update.
2166 * config/alpha/predicates.md: Update.
2167 * config/alpha/alpha.c (alpha_sa_mask): Update.
2168 (alpha_sa_size): Update.
2169 (alpha_does_function_need_gp): Update.
2170 (alpha_expand_prologue): Update.
2171 (alpha_start_function): Update.
2172 (alpha_output_function_end_prologue): Update.
2173 (alpha_expand_epilogue): Update.
2174 * config/frv/frv.c (frv_stack_info): Update.
2175 (frv_expand_epilogue): Update.
2176 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2177 (s390_register_info): Update.
2178 (s390_frame_info): Update.
2179 (s390_init_frame_layout): Update.
2180 (s390_can_eliminate): Update.
2181 (save_gprs): Update.
2182 * config/spu/spu.c (spu_split_immediate): Update.
2183 (need_to_save_reg): Update.
2184 (spu_expand_prologue): Update.
2185 (spu_expand_epilogue): Update.
2186 * config/sparc/sparc.md: Update.
2187 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2188 (sparc_tls_got): Update.
2189 (legitimize_pic_address): Update.
2190 (sparc_emit_call_insn): Update.
2191 (sparc_expand_prologue): Update.
2192 (output_return): Update.
2193 (print_operand): Update.
2194 (sparc_function_ok_for_sibcall): Update.
2195 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2196 * config/m32r/m32r.md: Update.
2197 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2198 (m32r_compute_frame_size): Update.
2199 (m32r_expand_prologue): Update.
2200 (m32r_expand_epilogue): Update.
2201 (m32r_legitimize_pic_address): Update.
2202 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2203 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2204 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2206 (ix86_save_reg): Update.
2207 (ix86_compute_frame_layout): Update.
2208 (ix86_expand_prologue): Update.
2209 (ix86_expand_epilogue): Update.
2210 * config/sh/sh.c (output_stack_adjust): Update.
2211 (calc_live_regs): Update.
2212 (sh5_schedule_saves): Update.
2213 (sh_expand_prologue): Update.
2214 (sh_expand_epilogue): Update.
2215 (sh_setup_incoming_varargs): Update.
2216 (sh_allocate_initial_value): Update.
2217 (sh_get_pr_initial_val): Update.
2218 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2219 * config/sh/sh.md (label:): Update.
2220 * config/avr/avr.c (out_movhi_mr_r): Update.
2221 * config/crx/crx.h (enum): Update.
2222 * config/xtensa/xtensa.h (along): Update.
2223 * config/stormy16/stormy16.c Update.
2224 (xstormy16_compute_stack_layout): Update.
2225 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2226 (fr30_expand_prologue): Update.
2227 * config/cris/cris.c (cris_conditional_register_usage): Update.
2228 (cris_reg_saved_in_regsave_area): Update.
2229 (cris_initial_frame_pointer_offset): Update.
2230 (cris_simple_epilogue): Update.
2231 (cris_expand_prologue): Update.
2232 (cris_expand_epilogue): Update.
2233 (cris_expand_pic_call_address): Update.
2234 (cris_asm_output_symbol_ref): Update.
2235 (cris_asm_output_label_ref): Update.
2236 * config/cris/cris.md Update.
2237 * config/iq2000/iq2000.c (compute_frame_size): Update.
2238 (iq2000_expand_epilogue): Update.
2239 * config/mt/mt.h (save_direction): Update.
2240 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2241 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2242 (ia64_secondary_reload_class): Update.
2243 * config/m68k/m68k.c (m68k_save_reg): Update.
2244 (m68k_expand_prologue): Update.
2245 (m68k_expand_epilogue): Update.
2246 (legitimize_pic_address): Update.
2247 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2248 (first_reg_to_save): Update.
2249 (first_altivec_reg_to_save): Update.
2250 (compute_vrsave_mask): Update.
2251 (compute_save_world_info): Update.
2252 (rs6000_stack_info): Update.
2253 (spe_func_has_64bit_regs_p): Update.
2254 (rs6000_ra_ever_killed): Update.
2255 (rs6000_emit_eh_reg_restore): Update.
2256 (rs6000_emit_allocate_stack): Update.
2257 (rs6000_emit_prologue): Update.
2258 (rs6000_emit_epilogue): Update.
2259 (rs6000_output_function_epilogue): Update.
2260 (output_profile_hook): Update.
2261 (rs6000_elf_declare_function_name): Update.
2262 * config/rs6000/rs6000.h (rs6000_args): Update.
2263 * config/rs6000/rs6000.md: Update.
2264 * config/mcore/mcore.c (mcore_expand_prolog): Update.
2265 * config/arc/arc.c (arc_output_function_epilogue): Update.
2266 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
2267 * config/darwin.c (machopic_function_base_name): Update.
2268 * config/score/score3.c (score3_compute_frame_size): Update.
2271 (score3_epilogue): Update.
2272 * config/score/score7.c (score7_compute_frame_size): Update.
2273 (score7_prologue): Update.
2274 (score7_epilogue): Update.
2275 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
2276 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2277 * config/arm/arm.c (use_return_insn): Update.
2278 (require_pic_register): Update.
2279 (arm_load_pic_register): Update.
2280 (arm_compute_save_reg0_reg12_mask): Update.
2281 (arm_compute_save_reg_mask): Update.
2282 (thumb1_compute_save_reg_mask): Update.
2283 (output_return_instruction): Update.
2284 (arm_output_function_prologue): Update.
2285 (arm_output_epilogue): Update.
2286 (arm_get_frame_offsets): Update.
2287 (arm_expand_prologue): Update.
2288 (thumb_pushpop): Update.
2289 (thumb_exit): Update.
2290 (thumb1_expand_prologue): Update.
2291 (thumb1_expand_epilogue): Update.
2292 (arm_unwind_emit): Update.
2293 (arm_output_fn_unwind): Update.
2294 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2295 * config/arm/arm.md: Update.
2296 * config/pa/pa.md: Update.
2297 * config/pa/pa.c (legitimize_pic_address): Update.
2298 (compute_frame_size): Update.
2299 (hppa_expand_prologue): Update.
2300 (hppa_expand_epilogue): Update.
2301 (borx_reg_operand): Update.
2302 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2303 (HARD_REGNO_RENAME_OK): Update.
2304 * config/mips/mips.c (mips_global_pointer): Update.
2305 (mips_save_reg_p): Update.
2306 (mips_compute_frame_info): Update.
2307 (mips_frame_pointer_required): Update.
2308 (mips_expand_prologue): Update.
2309 (mips_expand_epilogue): Update.
2310 (mips_can_use_return_insn): Update.
2311 (mips_reorg_process_insns): Update.
2312 * config/v850/v850.c (compute_register_save_size): Update.
2313 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2314 * config/mmix/mmix.c (along): Update.
2315 (mmix_expand_epilogue): Update.
2316 * config/bfin/bfin.c (legitimize_pic_address): Update.
2317 (must_save_p): Update.
2318 (stack_frame_needed_p): Update.
2319 (add_to_reg): Update.
2320 (bfin_expand_prologue): Update.
2321 * stmt.c (expand_asm_operands): Update.
2322 * reload1.c (reload): Update.
2323 (init_elim_table): Update.
2325 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2327 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2329 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2331 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2332 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2333 (mov<mode>): Removed.
2334 (*movv4sf_internal): Likewise.
2335 (*movv2df_internal): Likewise.
2337 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2339 * config.gcc (crx-*-elf): Remove deprecation.
2341 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2343 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2344 __gcc_deregister_frame with atexit.
2345 (deregister_frame_dtor): Remove.
2347 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2348 Nathan Sidwell <nathan@codesourcery.com>
2350 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2352 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2353 (rs6000_isel): Likewise.
2354 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2355 (rs6000_isel): New variable.
2356 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2358 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2361 * c-common.c (handle_vector_size_attribute): Call
2362 lang_hooks.types.reconstruct_complex_type instead of
2363 reconstruct_complex_type.
2364 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2365 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2366 * langhooks.h (struct lang_hooks_for_types): Add
2367 reconstruct_complex_type hook.
2368 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2369 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2371 2008-04-24 Richard Guenther <rguenther@suse.de>
2373 * c-common.h (check_builtin_function_arguments): Declare.
2374 * c-common.c (validate_nargs): New function.
2375 (check_builtin_function_arguments): Likewise.
2376 * c-typeck.c (build_function_call): Call
2377 check_builtin_function_arguments.
2378 * builtins.c (fold_builtin_classify): Remove error reporting code.
2379 (fold_builtin_unordered_cmp): Likewise.
2380 (fold_builtin_1): Likewise.
2381 (fold_builtin_n): Likewise.
2383 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2385 PR tree-optimization/36008
2386 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2387 the original op1, rather than delta by step.
2389 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2390 Sebastian Pop <sebastian.pop@amd.com>
2392 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2393 eliminate_local_variables_stmt, eliminate_local_variables,
2394 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2395 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2396 of code delimited by two edges in the CFG.
2397 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2398 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2399 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2400 the case of parallelisation of reductions.
2401 (expr_invariant_in_region_p): New.
2403 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2404 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2406 2008-04-24 Ira Rosen <irar@il.ibm.com>
2407 Richard Guenther <rguenther@suse.de>
2409 PR tree-optimization/36034
2410 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2411 incapable of dealing with loads with gaps.
2413 2008-04-24 Rafael Espindola <espindola@google.com>
2415 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2416 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2417 vrp_evaluate_conditional.
2418 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2419 (vrp_evaluate_conditional): Split the cond argument.
2420 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2421 (simplify_stmt_for_jump_threading): Update call to
2422 vrp_evaluate_conditional.
2424 2008-04-24 Ira Rosen <irar@il.ibm.com>
2426 PR tree-optimization/35982
2427 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2428 interleaved data-refs are of the same type.
2430 2008-04-24 Danny Smith <dannysmith@users.net>
2432 * c-format.c (check_format_info_main): Use strncmp rather than a
2433 magic prefix to handle multichar length specs.
2434 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2435 Don't prefix "I64" and "I32" with '\0'.
2437 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2440 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2441 in registers for -m32 only if stdarg_p (fntype).
2443 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2445 PR rtl-optimization/36006
2446 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2447 temp to op0 in order to avoid invalid rtx sharing.
2449 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2451 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2452 check TREE_INVARIANT.
2453 * tree-gimple.c (is_gimple_address): New.
2454 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2455 * tree-gimple.h (is_gimple_address): New.
2456 * tree.h (decl_address_invariant_p): New.
2457 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2458 (build_string): Likewise.
2459 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2460 (tree_invariant_p_1): Likewise.
2461 (save_expr): Use it.
2462 (tree_invariant_p): New.
2463 (skip_simple_arithmetic): Use it.
2464 (stabilize_reference_1): Use it.
2465 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2467 (build1_stat): Drop code to compute TREE_INVARIANT.
2468 (build2_stat): Drop code to compute TREE_INVARIANT.
2469 (build3_stat): Drop code to compute TREE_INVARIANT.
2470 (build4_stat): Drop code to compute TREE_INVARIANT.
2471 (build5_stat): Drop code to compute TREE_INVARIANT.
2472 (build7_stat): Drop code to compute TREE_INVARIANT.
2473 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2474 * tree.h (struct tree_base): Remove invariant_flag.
2475 (TREE_INVARIANT): Remove.
2476 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2477 (fold_builtin_expect): Check TREE_CONSTANT.
2478 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2479 * c-tree.h (c_expr_to_decl): Drop third parameter.
2480 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2481 (build_c_cast): Don't set TREE_INVARIANT.
2482 (pop_init_level): Don't set TREE_INVARIANT.
2483 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2484 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2486 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2487 (gimplify_addr_expr): Adjust comment.
2488 * tree-mudflap.c (mf_build_string):
2489 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2490 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2491 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2492 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2493 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2494 * langhooks.h (struct lang_hooks): Drop third parameter from
2497 2008-04-23 Richard Guenther <rguenther@suse.de>
2499 PR tree-optimization/27799
2500 PR tree-optimization/32921
2501 PR tree-optimization/32624
2502 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2503 SMTs aliases and the tag itself into the solution.
2504 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2505 merge the points-to solution back into the SMT aliases.
2506 (may_alias_p): Use alias_set_subset_of instead of
2507 aliases_conflict_p. A pointer which points to
2508 memory with alias set zero may access any variable.
2510 2008-04-23 Richard Guenther <rguenther@suse.de>
2512 * alias.c (alias_set_subset_of): Correctly handle asking
2513 if zero is a subset of an alias set with zero child.
2514 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2515 (compute_flow_insensitive_aliasing): Correctly walk all
2516 pointers. Do not unnecessarily union sets.
2518 2008-04-23 Richard Guenther <rguenther@suse.de>
2521 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2523 2008-04-22 Tomas Bily <tbily@suse.cz>
2525 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2527 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2529 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2530 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2531 * tree-inline.c (estimate_num_insns_1): Likewise.
2532 * varasm.c (const_hash_1, compare_constant, copy_constant)
2533 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2534 * emit-rtl.c (component_ref_for_mem_expr)
2535 (set_mem_attributes_minus_bitpos): Likewise.
2536 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2537 (is_aligning_offset): Likewise.
2538 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2539 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2540 * dojump.c (do_jump): Likewise.
2541 * builtins.c (get_pointer_alignment, get_memory_rtx)
2542 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2543 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2545 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2547 PR rtl-optimization/36017
2548 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2549 expanding the library call.
2551 2008-04-22 Ian Lance Taylor <iant@google.com>
2553 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2556 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2558 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2559 of LR/CTR moves for Power6.
2561 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2564 * passes.c (init_optimization_passes): Remove
2565 pass_fast_rtl_byte_dce.
2567 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2570 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2571 builtin functions to generate faster code.
2572 (_mm_cvtpu16_ps): Ditto.
2573 (_mm_cvtpi32x2_ps): Ditto.
2575 2008-04-22 Nick Clifton <nickc@redhat.com>
2577 * common.opt (ftree-loop-distribution): Add Optimization
2580 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2581 (frv_expand_builtin_va_start): Likewise.
2583 * config/arm/arm.c (thumb_find_work_register): Fix location of
2584 argument register count.
2586 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2588 Support scheduling for ColdFire V1 and V3 microarchitecture.
2589 Improve scheduling of multiplication instructions.
2591 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2592 (mac): New instruction attribute.
2593 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2594 (m68k_sched_mac): New variable.
2595 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2596 Handle cfv1 and cfv3.
2597 (max_insn_size): New static variable.
2598 (struct _sched_ib): New type.
2599 (sched_ib): New static variable.
2600 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2601 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2602 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2604 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2605 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2606 new variables. Update.
2607 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2608 Add modeling of cfv3 instruction buffer. Update.
2609 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2610 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2611 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2612 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2613 a particular reservation applies to.
2614 (type2): Reorganize attribute values. Rename alu to alu_reg,
2615 alu_l to alu, move_l to omove. Join move to alu. Split mul
2617 (cf_ib_*): Simplify description of instruction buffer.
2618 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2619 (cf_mem): Split into cf_mem1 and cf_mem2.
2620 (cf_v2_move_??): Rename to cfv12_alu_??.
2621 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2622 (cf_v2_mul_??): Remove reservations.
2623 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2624 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2625 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2627 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2628 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2629 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2630 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2631 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2632 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2633 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2634 expansions of the above reservations for instructions of sizes
2637 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2639 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2641 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2643 * coverage.c: Include tree-pass.h.
2644 (coverage_counter_alloc): Print da_file_name to the dump file.
2646 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2648 * sbitmap.c (sbitmap_range_empty_p): New function.
2649 * sbitmap.h (sbitmap_range_empty_p): New function.
2650 * bitmap.h: Now includes obstack.h.
2652 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2653 Kenneth Zadeck <zadeck@naturalbridge.com>
2655 * dbgcnt.def (ra_byte_scan): Added.
2656 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2657 when the last hit happens for a counter.
2658 * timevar.def (TV_DF_BYTE_LR): New variable.
2659 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2660 * passes.c (pass_fast_rtl_byte_dce): New pass.
2661 * fwprop.c (update_df): Added mode to call df_ref_create.
2662 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2663 DF_REF_EXTRACT_OFFSET.
2664 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2665 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2667 (df_ref_extract): Added mode field.
2668 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2669 DF_REF_EXTRACT_OFFSET.
2670 (DF_REF_EXTRACT_MODE): New macro.
2671 (df_byte_lr_bb_info): New structure.
2672 (df_print_byte_regset, df_compute_accessed_bytes,
2673 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2674 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2675 df_byte_lr_simulate_uses,
2676 df_byte_lr_simulate_artificial_refs_at_top,
2677 df_byte_lr_simulate_artificial_refs_at_end,
2678 df_compute_accessed_bytes): New function.
2679 (df_ref_create): Add parameter.
2680 (df_byte_lr_get_bb_info): New inline function.
2681 * df-scan.c (df_ref_record, df_uses_record,
2682 df_ref_create_structure): Added mode parameter.
2683 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2684 df_defs_record, df_uses_record, df_get_conditional_uses,
2685 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2686 df_entry_block_defs_collect, df_exit_block_uses_collect):
2687 Added mode parameter to calls to df_ref_record, df_uses_record,
2688 df_ref_create_structure.
2689 (df_ref_equal_p, df_ref_compare): Added test for modes.
2690 (df_ref_create_structure): Added code to set mode. Renamed
2691 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2692 DF_REF_EXTRACT_OFFSET.
2693 * df-core.c (df_print_byte_regset): New function.
2694 * df-byte-scan.c: New file.
2695 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2696 calls to BITMAP_FREE.
2697 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2698 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2699 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2700 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2701 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2702 df_byte_lr_local_compute, df_byte_lr_init,
2703 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2704 df_byte_lr_transfer_function, df_byte_lr_free,
2705 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2706 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2707 df_byte_lr_simulate_uses,
2708 df_byte_lr_simulate_artificial_refs_at_top,
2709 df_byte_lr_simulate_artificial_refs_at_end): New function.
2710 * dce.c (byte_dce_process_block): New function.
2711 (dce_process_block): au is now passed in rather than computed
2712 locally. Changed loops that look at artificial defs to not look
2713 for conditional or partial ones, because there never are any.
2714 (fast_dce): Now is able to drive byte_dce_process_block or
2715 dce_process_block depending on the kind of dce being done.
2716 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2717 (rest_of_handle_fast_byte_dce): New function.
2718 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2719 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2721 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2724 * gcc.h: Added fortran options that take arguments to
2725 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2728 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2730 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2731 scalarization if on the LHS and not a full access.
2733 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2735 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2737 2008-04-18 Rafael Espindola <espindola@google.com>
2739 * tree-vrp.c (find_case_label_index): Fix the binary search.
2740 (find_case_label_range): New.
2741 (vrp_visit_switch_stmt): Use find_case_label_range.
2742 (simplify_switch_using_ranges): Use find_case_label_range.
2744 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2746 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2747 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2749 2008-04-18 Tom Tromey <tromey@redhat.com>
2752 * doc/cpp.texi (Implementation-defined behavior): Mention
2755 2008-04-18 Ian Lance Taylor <iant@google.com>
2757 * fold-const.c (pointer_may_wrap_p): New static function.
2758 (fold_comparison): Add another test for pointer overflow. Use
2759 pointer_may_wrap_p to disable some false positives.
2761 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2763 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2764 (fname_as_string): Match updated cpp_interpret_string prototype.
2765 (fix_string_type): Support char16_t* and char32_t*.
2766 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2767 derivative) nodes. Register as builtin if C++0x.
2768 (c_parse_error): Support CPP_CHAR{16,32}.
2769 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2770 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2771 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2772 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2773 CTI_CHAR32_ARRAY_TYPE>: New elements.
2774 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2775 char32_type_node, signed_char32_type_node, char16_array_type_node,
2776 char32_array_type_node): New defines.
2777 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2778 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2779 (lex_string): Support CPP_STRING{16,32}, match updated
2780 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2781 (lex_charconst): Support CPP_CHAR{16,32}.
2782 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2783 and CPP_STRING{16,32}.
2785 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2788 * aclocal.m4: Regenerate.
2789 * configure: Regenerate.
2791 2008-04-18 Jan Hubicka <jh@suse.cz>
2793 * except.c (dw2_size_of_call_site_table,
2794 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2796 * cgraphbuild.c (build_cgraph_edges): Update.
2797 * tree-pass.h: Update comment.
2798 * final.c (leaf_function_p): Update.
2799 (leaf_renumber_regs): Update.
2800 (rest_of_clean_state): Update.
2801 * omp-low.c (expand_omp_parallel): Update.
2802 * ipa-reference.c (analyze_function): Update.
2803 * reorg.c (find_end_label): Update.
2804 (optimize_skip): Update.
2805 (fill_simple_delay_slots): Update.
2806 (fill_simple_delay_slots): Update.
2807 (make_return_insns): Update.
2808 (dbr_schedule): Update.
2809 * gimple-low.c (record_vars_into): Update.
2810 * cfgbuild.c (make_edges): Update.
2811 * function.c (assign_stack_local): Update.
2812 (assign_parm_adjust_stack_rtl): Update.
2813 (locate_and_pad_parm): Update.
2814 (allocate_struct_function): Do not initialize stack_alignment_needed
2815 and preferred_stack_boundary here.
2816 (stack_protect_prologue): Update.
2817 (stack_protect_epilogue): Update.
2818 (expand_function_start): Initialize stack_alignment_needed,
2819 preferred_stack_boundary and max_jumptable_ents.
2820 (expand_function_end): Update.
2821 (free_after_compilation): Do not NULLify epilogue_delay_list.
2822 * function.h (struct rtl_data): Add stack_protect_guard,
2823 stack_alignment_needed,
2824 preferred_stack_boundary, epilogue_delay_list.
2825 (struct function): Remove value_histograms, stack_alignment_needed,
2826 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2828 unexpanded_var_list, stack_protect_guard.
2829 (current_function_epilogue_delay_list): Remove.
2830 * ipa-type-escape.c (analyze_function): Update.
2831 * gimplify.c (pop_gimplify_context): Update comment.
2832 * calls.c (expand_call): Update.
2833 (emit_library_call_value_1): Update.
2834 * except.c (set_nothrow_function_flags): Update.
2835 * cfgexpand.c (get_decl_align_unit): Update.
2836 (create_stack_guard): Update.
2837 (estimated_stack_frame_size): Update.
2838 (expand_used_vars): Update.
2839 (tree_expand_cfg): Free histogram earliers, init expansion variables.
2840 * explow.c (allocate_dynamic_stack_space): Update.
2841 * tree-ssa-live.c (remove_unused_locals): Update.
2842 * varasm.c (mark_constant_pool): Update.
2843 * tree-inline.c (remap_decls): Update.
2844 (initialize_cfun): Update.
2845 (declare_return_variable): Update.
2846 (inline_forbidden_p): Update.
2847 (expand_call_inline): Update.
2848 (declare_inline_vars): Update.
2849 (tree_function_versioning): Update.
2850 * tree-flow.h (value_histograms): New.
2851 (VALUE_HISTOGRAMS): New macro.
2852 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
2854 * tree-cfg.c (set_bb_for_stmt): Update.
2855 (replace_by_duplicate_decl): Update.
2856 (move_block_to_fn): Update.
2857 (new_label_mapper): Update.
2858 (dump_function_to_file): Update.
2859 * ipa-struct-reorg.c (build_data_structure): Update.
2860 * cfgrtl.c (print_rtl_with_bb): Update.
2861 * reload1.c (reload): Update.
2863 * config/i386/i386.c (setup_incoming_varargs_64,
2864 ix86_compute_frame_layout): Update.
2865 * config/arc/arc.c (arc_output_function_epilogue): Update.
2867 2008-04-18 Marius Strobl <marius@FreeBSD.org>
2869 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
2870 for FreeBSD as well.
2871 * gthr-posix95.h: Likewise.
2873 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
2875 PR rtl-optimization/35838
2876 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
2877 out the byte offset of the first subreg.
2879 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
2881 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
2882 to split_ti instead of three separate calls with single member arrays.
2883 (subti3 splitter): Ditto.
2884 (adddi3 splitter): Ditto with split_di.
2885 (subdi3 splitter): Ditto.
2886 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
2887 two separate calls with single member arrays. Swap match_dup
2888 operands 1 and 2 to better fit into the array.
2889 (negdi2 splitter): Ditto with split_di.
2890 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
2891 two separate calls with single member arrays. Swap match_dup operands
2892 6 and 7 to better fit into the array.
2894 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
2896 * config/i386/i386.c (sse_builtin_type): New.
2897 (bdesc_sse_args): Likewise.
2898 (bdesc_sse_3arg): Removed.
2899 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2900 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
2901 IX86_BUILTIN_ROUNDPS.
2902 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
2903 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
2904 IX86_BUILTIN_ROUNDPS.
2905 (ix86_expand_sse_4_operands_builtin): Removed.
2906 (ix86_expand_sse_operands_builtin): New.
2907 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
2908 and CODE_FOR_sse4_1_roundps.
2909 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2910 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2912 2008-04-17 Alan Modra <amodra@bigpond.net.au>
2915 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
2916 regs before frame pop when needed. If use_backchain_to_restore_sp
2917 then load backchain into a temp reg to restore vr and vrsave. Add
2918 code to restore vr after frame pop if possible.
2920 2008-04-17 Richard Guenther <rguenther@suse.de>
2922 * tree-vn.c (expressions_equal_p): Do not check type
2923 equality or compatibility before calling operand_equal_p.
2924 * fold-const.c (operand_equal_p): Check equivalence of
2925 integer constants before bailing out due to signedness or
2926 precision differences.
2927 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
2928 spurious differences in type qualification. Ignore types
2929 for COMPONENT_REFs at all.
2931 2008-04-17 Christian Bruel <christian.bruel@st.com>
2933 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
2934 msw_skip comparison.
2936 2008-04-16 Jakub Jelinek <jakub@redhat.com>
2939 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
2942 PR tree-optimization/35899
2943 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
2944 rather than TREE_OPERAND.
2946 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
2949 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
2950 temporary registers. Change operand predicate to general_operand.
2951 (remainderxf3): Ditto.
2953 2008-04-16 Richard Guenther <rguenther@suse.de>
2955 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
2956 * tree-affine.c (aff_combination_expand): Look through some
2959 2008-04-15 Doug Kwan <dougkwan@google.com>
2961 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
2963 * tree-pretty-print.c (dump_generic_node): Ditto.
2964 * final.c (output_addr_const): Ditto.
2965 * dwarf2out.c (output_cfi): Ditto.
2966 * c-pretty-print.c (pp_c_integer_constant): Ditto.
2967 * print-rtl.c (print_rtx): Ditto.
2968 * print-tree.c (print_node_brief, print_node): Ditto.
2969 * c-common.c (match_case_to_enum_1): Ditto.
2970 * sched-vis.c (print_value): Ditto.
2971 * config/i386/i386.c (print_operand): Cast to long unsigned int
2974 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
2975 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
2976 MS Windows VirtualProtect function.
2978 2008-04-15 Jan Hubicka <jh@suse.cz>
2980 * gengtype.c (write_root): Param_is argument is OK.
2981 * expr.c (expand_expr_real_1): Update call of get_exception_*.
2982 * function.h: Include varray.h
2983 (rtl_eh): New stucture based on except.c one.
2984 (call_site_record): New forward declaration and vector type.
2985 * calls.c (emit_call_1): Do not call
2986 note_current_region_may_contain_throw.
2987 * except.c (eh_status): Remove cur_region, try_region since they are
2989 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
2990 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
2991 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
2992 Remove call_site_data_used, call_site_data_size.
2993 Turn call_site_record into vector in function.h.
2994 (note_current_region_may_contain_throw): Remove.
2995 (get_exception_pointer, get_exception_filter): Do not take struct
2996 function argument; update.
2997 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
2998 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
2999 build_post_landing_pads, dw2_build_landing_pads,
3000 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3001 sjlj_emit_function_enter, sjlj_emit_function_enter,
3002 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3003 sjlj_build_landing_pads, finish_eh_generation,
3004 remove_exception_handler_label, remove_eh_handler,
3005 maybe_remove_eh_handler, add_reachable_handler,
3006 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3007 add_action_record, collect_one_action_chain, add_call_site,
3008 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3009 sjlj_output_call_site_table, output_function_exception_table,
3010 * except.h (note_current_region_may_contain_throw): Remove
3011 (get_exception_pointer, get_exception_filter): Do not take struct
3013 * Makefile.in (GTFILES): Put varargs before struct function.
3015 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3017 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3018 punt for STRING_CST.
3019 (get_constraint_for): Deal with STRING_CST here instead.
3021 2008-04-15 Richard Guenther <rguenther@suse.de>
3023 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3024 statements in a basic-block with a backward walk. Do not
3025 substitute into dead statements but instead remove those.
3027 2008-04-15 Richard Guenther <rguenther@suse.de>
3029 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3030 to zero, thus disable creation of SFTs.
3032 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3034 * tree-predcom.c (suitable_reference_p): Return false if the
3035 reference can throw.
3037 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3040 * c-decl.c (finish_decl): If extern or static var has variable
3041 size, set TREE_TYPE (decl) to error_mark_node.
3043 2008-04-15 Rafael Espindola <espindola@google.com>
3045 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3048 2008-04-15 Richard Guenther <rguenther@suse.de>
3050 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3051 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3052 (visit_reference_op_load): Do walk vuse-vdef chains on
3053 vn_reference_lookup.
3054 (visit_reference_op_store): But do not here.
3055 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3056 vn_reference_lookup.
3057 (vn_lookup_with_vuses): But do so here.
3059 2008-04-14 Ian Lance Taylor <iant@google.com>
3061 * fold-const.c (fold_overflow_warning): Remove assertion.
3063 2008-04-15 Ben Elliston <bje@au.ibm.com>
3065 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3066 temp1 local variables.
3068 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3071 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3072 ".text.unlikely" section as executable.
3074 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3076 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3077 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3078 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3079 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3080 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3081 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3082 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3084 2008-04-14 Ian Lance Taylor <iant@google.com>
3086 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3087 * fold-const.c (fold_comparison): If appropriate, test
3088 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3089 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3090 reassociating a pointer type.
3091 * doc/invoke.texi (Optimize Options): Document that
3092 -fstrict-overflow applies to pointer wraparound.
3094 2008-04-13 Jan Hubicka <jh@suse.cz>
3096 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3098 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3100 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3101 we are going to "save the world".
3103 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3105 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3106 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3107 operand 0 constraint, not "=".
3109 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3111 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3113 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3115 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3116 of size of positions_needed * CHAR_BIT.
3118 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3121 * dse.c (store_info): Change positions_needed to unsigned
3123 (lowpart_bitmask): New.
3124 (record_store): Cast to unsigned HOST_WIDE_INT for
3125 positions_needed. Assert width <= size of positions_needed *
3126 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3127 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3128 lowpart_bitmask to set mask.
3130 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3132 * config/bfin/constraints.md: New file.
3133 * config/bfin/bfin.md: Include it.
3134 (adddi3): Use satisfies_constraint functions instead of the old macros.
3135 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3136 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3137 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3138 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3139 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3140 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3141 EXTRA_CONSTRAINT): Delete.
3142 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3143 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3145 * config/bfin/bfin.c: Include "tm-constrs.h".
3146 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3147 Use satisfies_constraint functions instead of the old macros.
3148 * doc/md.texi (Blackfin Constraints): Update file name reference.
3150 2008-04-11 Richard Guenther <rguenther@suse.de>
3152 PR tree-optimization/35869
3153 * tree-vrp.c (execute_vrp): Move switch statement update after
3154 jump threading. Schedule another cfg cleanup run.
3156 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3159 * attribs.c (decl_attributes): Return early on errorneous node.
3161 2008-04-10 Oleg Ryjkov <olegr@google.com>
3163 * tree.h (struct tree_base): Added a new flag default_def_flag.
3164 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3166 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3168 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3170 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3173 * pa.md: Define mode iterator P. Define mode attribute dwc.
3174 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3175 (icacheflush): Likewise.
3176 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3177 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3179 2008-04-11 Ben Elliston <bje@au.ibm.com>
3181 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3183 2008-04-10 Rafael Espindola <espindola@google.com>
3185 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3186 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3187 (extract_range_from_expr): The same.
3189 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3191 * config/mips/mips.md (GPR2): New mode iterator.
3193 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3194 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3195 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3196 Rewrite these to take two modes, the mode of comparison and the
3197 mode of the destination.
3198 * config/mips/mips.c (mips_expand_scc): Instead of having
3199 paradoxical subreg as destination, expand "narrowing" scc if mode
3200 of comparison is SI and target is requested in DI mode.
3201 (mips_emit_int_order_test): Update comment. Make mode of
3202 comparison match CMP0 rather than TARGET. When creating inverse
3203 target use mode of TARGET.
3205 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3207 * gcov-dump.c (tag_summary): Only print summaries for the first
3208 GCOV_COUNTERS_SUMMABLE counters.
3210 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3212 * config/i386/i386.md (absneg): New code iterator.
3213 (absnegprefix): New code attribute.
3214 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3215 patterns using absneg code iterator.
3216 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3217 using absneg code iterator.
3218 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3219 *neg<mode>2 patterns using absneg code iterator.
3220 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3221 *negextendsfdf2 patterns using absneg code iterator.
3222 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3223 *negextendsfxf2 patterns using absneg code iterator.
3224 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3225 *negextendsfdf2 patterns using absneg code iterator.
3226 * config/i386/sse.md (<code><mode>2): Macroize expander from
3227 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3229 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3231 * config/s390/s390.h: Remove the remains of the recent search
3232 & replace action of current_function_outgoing_args_size.
3234 2008-04-10 Ira Rosen <irar@il.ibm.com>
3236 PR tree-optimization/35821
3237 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3238 NEW_STMT_LIST is not NULL.
3240 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3243 * toplev.c (process_options): Remove -ffunction-sections debugging
3246 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3248 PR middle-end/PR28690
3249 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3250 than gen_rtx_fmt_ee to perform more canonicalizations.
3252 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3255 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3257 2008-04-09 Richard Guenther <rguenther@suse.de>
3259 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3260 (dump_function_to_file): Dump function arguments with types.
3262 2008-04-08 Richard Guenther <rguenther@suse.de>
3264 * fold-const.c (fold_widened_comparison): Do not allow
3265 sign-changes that change the result.
3267 2008-04-08 Janis Johnson <janis187@us.ibm.com>
3270 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
3271 kinds of indirect references.
3273 2008-04-08 David Edelsohn <edelsohn@gnu.org>
3275 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
3276 GNU Fortran language string.
3278 2008-04-08 Rafael Espindola <espindola@google.com>
3280 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
3281 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
3282 * tree.h (tree_call_nonnegative_warnv_p): New.
3284 2008-04-08 Jan Hubicka <jh@suse.cz>
3286 * function.c (free_after_compilation): Clear out regno_reg_rtx
3289 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
3292 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3294 PR middle-end/PR28690
3295 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3296 same precedence as REG_POINTER and MEM_POINTER operands.
3298 2008-04-08 Richard Guenther <rguenther@suse.de>
3301 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3302 for adding index to base.
3304 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3306 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3307 (MINGW_ENABLE_EXECUTE_STACK): New.
3308 (IN_LIBGCC2): For libgcc include windows.h file for
3309 function declarations.
3311 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3313 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3314 and tem2 if tem1 is not a REG or MULT.
3316 2008-04-08 Jan Hubicka <jh@suse.cz>
3318 * function.h (incomming_args): Break out of struct function.
3319 (function_subsections): Break out of struct function.
3320 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3321 return_rtx and hard_reg_initial_vals from struct function.
3322 Kill inl_max_label_num.
3323 (current_function_pops_args, current_function_args_info,
3324 current_function_args_size, current_function_args_size,
3325 current_function_pretend_args_size,
3326 current_function_outgoing_args_size,
3327 current_function_internal_arg_pointer, current_function_return_rtx):
3328 Kill compatibility accestor macros.
3329 * builtins.c (expand_builtin_apply_args_1): Update.
3330 (expand_builtin_next_arg): Update.
3331 * df-scan.c (df_get_call_refs): Update.
3332 * dbxout.c (dbxout_function_end): Update.
3333 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3334 (output_line_info): Update.
3335 (secname_for_decl): Update.
3336 (dwarf2out_var_location): Update.
3337 * function.c (free_after_compilation): Update.
3338 (assign_parm_find_stack_rtl): Update.
3339 (assign_parms): Update.
3340 (expand_dummy_function_end): Update.
3341 (expand_function_end): Update.
3342 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3343 (expand_call): Update.
3344 (emit_library_call_value_1): Update.
3345 (store_one_arg): Update.
3346 * varasm.c (initialize_cold_section_name): Update.
3347 (unlikely_text_section): Update.
3348 (unlikely_text_section_p): Update.
3349 (assemble_start_function): Update.
3350 (assemble_end_function): Update.
3351 (default_section_type_flags): Update.
3352 (switch_to_section): Update.
3353 * integrate.c (set_decl_abstract_flags): Update.
3354 (get_hard_reg_initial_val): Update.
3355 (has_hard_reg_initial_val): Update.
3356 (allocate_initial_values): Update.
3357 * resource.c (init_resource_info): Update.
3358 * config/alpha/alpha.c (NUM_ARGS): Update.
3359 (direct_return): Update.
3360 (alpha_va_start): Update.
3361 (alpha_sa_size): Update.
3362 (alpha_initial_elimination_offset): Update.
3363 (alpha_expand_prologue): Update.
3364 (alpha_start_function): Update.
3365 (alpha_expand_epilogue): Update.
3366 (unicosmk_initial_elimination_offset):
3367 * config/alpha/alpha.md (call expander): Update.
3368 * config/s390/s390.c (s390_register_info): Update.
3369 (s390_register_info): Update.
3370 (s390_frame_info): Update.
3371 (s390_initial_elimination_offset): Update.
3372 (s390_build_builtin_va_list): Update.
3373 (s390_va_start): Update.
3374 * config/spu/spu.c (direct_return): Update.
3375 (spu_expand_prologue): Update.
3376 (spu_initial_elimination_offset): Update.
3377 (spu_build_builtin_va_list): Update.
3378 (spu_va_start): Update.
3379 * config/sparc/sparc.c (sparc_init_modes): Update.
3380 (sparc_compute_frame_size): Update.
3381 (function_value): Update.
3382 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3383 * config/i386/i386.md (return expander): Update.
3384 * config/i386/i386.c (ix86_va_start): Update.
3385 (ix86_can_use_return_insn_p): Update.
3386 (ix86_compute_frame_layout): Update.
3387 (ix86_expand_epilogue): Update.
3388 * config/sh/sh.c (output_stack_adjust): Update.
3389 (calc_live_regs): Update.
3390 (sh_expand_prologue): Update.
3391 (sh_builtin_saveregs): Update.
3392 (sh_va_start): Update.
3393 (initial_elimination_offset): Update.
3394 (sh_allocate_initial_value): Update.
3395 (sh_function_ok_for_sibcall): Update.
3396 (sh_get_pr_initial_val): Update.
3397 * config/sh/sh.md (return expander): Update.
3398 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3399 * config/crx/crx.c (crx_compute_frame): UPdate.
3400 (crx_initial_elimination_offset): UPdate.
3401 * config/xtensa/xtensa.c (compute_frame_size): Update
3402 (xtensa_builtin_saveregs): Update.
3403 (xtensa_va_start): Update.
3404 (order_regs_for_local_alloc): Update.
3405 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3406 (xstormy16_expand_builtin_va_start): Update.
3407 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3408 * config/m68hc11/m68hc11.md (return expanders): Update.
3409 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3410 (expand_epilogue): Update.
3411 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3412 (cris_simple_epilogue): Update.
3413 (cris_expand_prologue): Update.
3414 (cris_expand_epilogue): Update.
3415 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3416 (compute_frame_size): Update.
3417 * config/mt/mt.c (mt_compute_frame_size): Update.
3418 * config/mn10300/mn10300.c (expand_prologue): Update.
3419 (expand_epilogue): Update.
3420 (initial_offset): Update.
3421 (mn10300_builtin_saveregs):
3422 * config/mn10300/mn10300.md (return expander): Update.
3423 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3424 (ia64_initial_elimination_offset): Update.
3425 (ia64_initial_elimination_offset): Update.
3426 (ia64_expand_prologue): Update.
3427 * config/m68k/m68k.md (return expander): Update.
3428 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3429 (rs6000_stack_info): Update.
3430 * config/mcore/mcore.c (layout_mcore_frame): Update.
3431 (mcore_expand_prolog): Update.
3432 * config/arc/arc.c (arc_compute_frame_size): Update.
3433 * config/score/score3.c (score3_compute_frame_size): Update.
3434 * config/score/score7.c (score7_compute_frame_size): Update.
3435 * config/arm/arm.c (use_return_insn): Update.
3436 (thumb_find_work_register): Update.
3437 (arm_compute_save_reg_mask): Update.
3438 (arm_output_function_prologue): Update.
3439 (arm_output_epilogue): Update.
3440 (arm_size_return_regs): Update.
3441 (arm_get_frame_offsets): Update.
3442 (arm_expand_prologue): Update.
3443 (thumb_exit): Update.
3444 (thumb_unexpanded_epilogue): Update.
3445 (thumb1_output_function_prologue): Update.
3446 * config/pa/pa.md (return expander): Update.
3447 * config/pa/pa.c (compute_frame_size): Update.
3448 (hppa_builtin_saveregs): Update.
3449 * config/mips/mips.c (mips_va_start): Update.
3450 (mips16_build_function_stub): Update.
3451 (mips_compute_frame_info): Update.
3452 (mips_restore_gp): Update.
3453 (mips_output_function_prologue): Update.
3454 (mips_expand_prologue): Update.
3455 * config/v850/v850.c (compute_frame_size): Update.
3456 (expand_prologue): * config/mmix/mmix.c (along): update.
3457 (mmix_initial_elimination_offset): update.
3458 (mmix_reorg): update.
3459 (mmix_use_simple_return): update.
3460 (mmix_expand_prologue): update.
3461 (mmix_expand_epilogue): Update.
3462 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3463 (emit_link_insn): Update.
3465 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3467 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3468 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3470 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3473 2008-04-07 Jan Hubicka <jh@suse.cz>
3475 * function.h (rtl): Rename to x_rtl.
3477 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3478 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3479 used_temp_slots avail_temp_slots, temp_slot_level,
3480 nonlocal_goto_handler_labels): Update accesstors.
3481 (rtl): New global variable.
3482 (struct function): Move some fileds to rtl_data.
3483 (get_arg_pointer_save_area): Update prototype.
3484 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3485 get_arg_pointer_save_area.
3486 * expr.c (init_expr): Update
3487 * function.c (get_frame_size): Update
3488 (assign_stack_local): Update
3489 (expand_function_end): Update.
3490 (get_art_pointer_save_area): Update
3492 * emit-rtl.c (rtl): Declare.
3493 (regno_reg_rtx): Declare.
3494 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3496 (gen_reg_rtx): Update.
3497 * varasm.c (n_deferred_constatns): Update accestor.
3498 (init_varasm_status): Do not allocate varasm_status.
3499 (force_const_mem, get_pool_size, output_constant_pool): Update.
3500 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3501 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3502 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3503 * sparc/sparc.h (INIT_EXPANDERS): Update.
3504 * ia64/ia64.h (INIT_EXPANDERS): Update.
3506 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3508 * reload.c (push_secondary_reload): Add missing break to for loop.
3510 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3512 PR middle-end/PR28690
3513 * rtlanal.c: Update copyright years.
3514 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3515 as REG_POINTER and MEM_POINTER operands.
3516 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3517 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3518 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3519 * gcse.c: Update copyright years.
3520 (pre_delete): Call gen_reg_rtx_and_attrs.
3521 (hoist_code): Likewise.
3522 (build_store_vectors): Likewise.
3523 (delete_store): Likewise.
3524 * loop-invariant.c (move_invariant_reg): Likewise.
3525 Update copyright years.
3527 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3529 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3530 control string instead of quoted.
3532 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3534 * doc/rtl.texi: Rewrite of subreg section.
3536 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3539 * config/i386/i386.c (legitimize_pic_address): Add treating
3540 of dllimport SYM_REF's.
3541 (legitimize_dllimport_symbol): Add prototype.
3543 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3545 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3546 reference in constructor with non self-referential type.
3548 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3550 Removal of Return with Depressed Stack Pointer support
3551 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3552 (ECF_SP_DEPRESSED): Likewise.
3553 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3554 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3555 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3556 (expand_call): Do not test ECF_SP_DEPRESSED.
3557 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3558 * function.c (keep_stack_depressed): Delete.
3559 (handle_epilogue_set): Likewise.
3560 (update_epilogue_consts): Likewise.
3561 (emit_equiv_load): Likewise.
3562 (thread_prologue_and_epilogue_insns): Remove support for Return with
3563 Depressed Stack Pointer.
3564 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3566 2008-04-06 Richard Guenther <rguenther@suse.de>
3568 PR tree-optimization/35400
3569 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3570 information from SSA_NAMEs.
3572 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3574 * config/avr/avr.h (avr_mega_p): Remove declaration.
3575 (AVR_MEGA): Remove macro.
3576 * config/avr/avr.c (avr_mega_p): Remove variable.
3577 (avr_override_options): Remove inicializion of avr_mega_p.
3578 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3579 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3580 (avr_jump_mode): (Ditto.).
3581 (avr_output_progmem_section_asm_op): (Ditto.).
3582 (avr_asm_init_sections): (Ditto.).
3583 (avr_asm_init_sections): (Ditto.).
3584 (avr_rtx_costs): (Ditto.).
3585 * config/avr/avr.md: (Ditto.).
3586 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3589 2008-04-06 Richard Guenther <rguenther@suse.de>
3591 PR tree-optimization/35842
3592 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3593 is_gimple_invariant_address.
3595 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3597 * gcc.c (default_compilers): Sync Fortran extensions list with
3598 that in fortran/lang-specs.h.
3599 * doc/invoke.texi: Likewise.
3600 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3601 * dwarf2out.c (gen_compile_unit_die): Likewise.
3603 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3605 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3607 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3610 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3611 attribute is used for nested functions.
3613 2008-04-05 Jan Hubicka <jh@suse.cz>
3615 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3617 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3619 (dump_files): Update.
3620 (enable_rtl_dump_file): Do not accept letter argument.
3621 * tree-pass.h (dump_file_info): Remove letter argument.
3622 * toplev.c (decode_d_option): Update -da handling.
3623 * toplev.h (enable_rtl_dump_file): Update prototype.
3624 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3625 it out based on pass type.
3626 (register_dump_files_1): Likewise.
3627 (init_optimization_passes): Update register_one_dump_file calls.
3628 (execute_one_pass): Sanity check that IPA passes are called at IPA
3629 level and RTL passes at RTL level.
3630 (execute_pass_list): IPA pass can not be after or subpass of
3632 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3633 disallov RTL subpasses of IPA subpasses.
3635 2008-04-05 Ben Elliston <bje@au.ibm.com>
3637 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3638 builtins that return exactly once and do not throw. Cache call to
3641 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3643 PR rtl-optimization/34916
3645 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3646 between instruction pairs.
3648 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3650 * doc/invoke.texi: Document -mbitops for SH.
3651 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3652 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3653 * config/sh/sh.c (print_operand): Add %t operand code.
3654 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3655 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3656 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3657 (extendqihi2): Likewise.
3658 (movqi_i): Likewise.
3659 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3660 (extv): Use bld instruction for SH2A if possible.
3662 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3663 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3664 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3665 (bset.b, bclr.b): Define peepholes.
3666 * config/sh/sh.opt (mbitops): New option.
3668 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3671 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3672 and view convert expression.
3674 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3677 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3679 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3681 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3683 * config/i386/cpuid.h (bit_AES): New.
3684 (bit_PCLMUL): Likewise.
3686 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3687 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3688 SSE2 if AES or PCLMUL is enabled.
3689 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3690 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3691 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3692 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3693 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3694 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3695 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3696 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3697 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3698 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3699 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3700 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3701 __builtin_ia32_aeskeygenassist128 and
3702 __builtin_ia32_pclmulqdq128.
3703 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3704 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3705 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3707 * config/i386/i386.h (TARGET_AES): New.
3708 (TARGET_PCLMUL): Likewise.
3709 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3711 * config/i386/i386.md (UNSPEC_AESENC): New.
3712 (UNSPEC_AESENCLAST): Likewise.
3713 (UNSPEC_AESDEC): Likewise.
3714 (UNSPEC_AESDECLAST): Likewise.
3715 (UNSPEC_AESIMC): Likewise.
3716 (UNSPEC_AESKEYGENASSIST): Likewise.
3717 (UNSPEC_PCLMUL): Likewise.
3719 * config/i386/i386.opt (maes): New.
3720 (mpclmul): Likewise.
3722 * config/i386/sse.md (aesenc): New pattern.
3723 (aesenclast): Likewise.
3725 (aesdeclast): Likewise.
3727 (aeskeygenassist): Likewise.
3728 (pclmulqdq): Likewise.
3730 * config/i386/wmmintrin.h: New.
3732 * doc/extend.texi: Document AES and PCLMUL built-in function.
3734 * doc/invoke.texi: Document -maes and -mpclmul.
3736 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3738 * function.c (free_after_parsing): Replace with
3739 cxx_push_function_context from C++ front-end.
3740 (allocate_struct_function): Don't call langhook.
3741 * langhooks.h (struct lang_hooks_for_functions): Delete.
3742 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3744 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3745 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3746 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3747 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3748 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3749 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3750 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3752 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3753 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3755 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3758 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3761 2008-04-04 Richard Guenther <rguenther@suse.de>
3764 * fold-const.c (optimize_minmax_comparison): Use the correct
3765 type for the constant in the simplified comparison.
3767 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3769 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3770 Pass L2 size as "--param l2-cache-size" to the compiler.
3771 (decode_l2_cache): New function to decode L2 cache parameters using
3772 0x8000006 extended cpuid function.
3773 (detect_caches_amd): Determine parameters of L2 cache using
3774 decode_l2_caches function.
3775 (decode_caches_intel): Decode L2 cache parameters.
3776 (detect_caches_intel): Determine L2 cache parameters using
3777 decode_caches_intel and decode_l2_caches functions.
3779 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3781 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3782 secondary input reload for subword loads from the constant pool.
3784 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3787 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3788 constants of the appropriate size for runtime calculations.
3791 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3792 decimal-float literal constant zero.
3794 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3797 * c-parser.c (c_parser_omp_atomic): Call
3798 default_function_array_conversion on the RHS.
3801 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3802 call is_variable_sized if decl has incomplete type.
3804 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3806 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3808 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3810 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3812 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3813 (sgt<u>): Merge sgt and sgtu into new expander.
3814 (sgt, sgtu): Remove expanders.
3815 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3816 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3817 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3818 *sgtu_<mode>_mips16 into new pattern.
3819 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3820 (sge<u>): Merge sge and sgeu into new expander.
3821 (sge, sgeu): Remove expanders.
3822 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3824 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3825 (slt<u>): Merge slt and sltu into new expander.
3826 (slt, sltu): Remove expanders.
3827 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3828 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3829 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3830 *sltu_<mode>_mips16 into new pattern.
3831 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3832 (sle<u>): Merge sle and sleu into new expander.
3833 (sle, sleu): Remove expanders.
3834 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3835 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3836 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3837 *sleu_<mode>_mips16 into new pattern.
3838 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
3840 2008-04-03 Jan Hubicka <jh@suse.cz>
3842 PR tree-optimization/35795
3843 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
3844 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3845 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3846 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3847 * score/score3.c (score3_output_mi_thunk): Likewise.
3848 * score/score7.c (score7_output_mi_thunk): Likewise.
3849 * mips/mips.c (mips_output_mi_thunk): Likewise.
3851 2008-04-03 Richard Guenther <rguenther@suse.de>
3853 * tree-vrp.c (extract_range_from_unary_expr): Handle all
3854 conversions. Simplify code.
3856 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3858 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
3860 2008-04-03 Tom Tromey <tromey@redhat.com>
3861 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3863 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3864 * config/bfin/t-bfin-linux (generated_files): Add
3865 linux-sysroot-suffix.h.
3866 * doc/install.texi (Prerequisites): Require make 3.80.
3867 * doc/sourcebuild.texi (Front End Directory): Document new
3869 * Makefile.in (generated_files): New variable.
3870 (ALL_HOST_OBJS): New variable.
3871 ($(ALL_HOST_OBJS)): New target.
3873 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3875 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
3876 (remap_block): Call id->transform_lang_insert_block instead
3878 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
3879 Set id.transform_lang_insert_block to NULL.
3880 (clone_body): Move to cp/optimize.c
3881 * tree-inline.h (struct copy_body_data): Change
3882 transform_lang_insert_block to function pointer.
3883 (copy_generic_body, copy_decl_no_change): Export.
3884 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
3885 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
3886 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
3888 * c-tree.h (insert_block): Kill.
3889 * c-decl.c (insert_block): Kill.
3891 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3893 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3894 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3895 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
3897 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
3898 argument, call {push,pop}_function_context from here.
3899 * c-parser.c: Use c_{push,pop}_function_context.
3901 * function.c (push_function_context_to): Move meat ...
3902 (push_function_context): ... here. Simplify.
3903 * function.c (pop_function_context_from): Move meat ...
3904 (pop_function_context): ... here. Simplify.
3905 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
3907 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3908 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3909 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
3910 * tree.h (push_function_context_to, pop_function_context_from): Remove.
3912 2008-04-03 Ben Elliston <bje@au.ibm.com>
3914 * expmed.c (extract_force_align_mem_bit_field): Remove.
3916 2008-04-03 Richard Guenther <rguenther@suse.de>
3919 * expr.h (try_casesi): Adjust prototype.
3920 * expr.c (try_casesi): Take fallback label as extra parameter.
3921 Use that for gen_casesi if default_label is NULL.
3922 * stmt.c (expand_case): Pass fallback label to try_casesi,
3923 make sure to fill gaps with a fallback label if default_label
3926 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
3929 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
3931 2008-04-03 Ben Elliston <bje@au.ibm.com>
3933 * expmed.c (extract_split_bit_field): Remove if (0) code.
3934 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
3935 (do_ds_constraint): Likewise.
3937 2008-04-02 Joseph Myers <joseph@codesourcery.com>
3939 * doc/cppopts.texi (-dU): Document.
3940 * c-common.h (flag_dump_macros): Update comment.
3941 * c-opts.c (handle_OPT_d): Handle -dU.
3942 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
3943 dump_queued_macros, cb_used_define, cb_used_undef): New.
3944 (init_pp_output): Handle -dU.
3945 (cb_line_change): Call dump_queued_macros.
3946 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
3948 2008-04-02 Anatoly Sokolov <aesok@post.ru>
3950 * config/avr/predicates.md (io_address_operand): New predicate.
3951 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
3952 * config/avr/avr.c (avr_io_address_p): Remove function.
3953 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
3954 'avr_io_address_p' function.
3955 (out_movhi_r_mr): (Ditto.).
3956 (out_movqi_mr_r): (Ditto.).
3957 (out_movhi_mr_r): (Ditto.).
3958 (avr_address_cost): (Ditto.).
3960 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
3962 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
3963 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
3964 in 32bit mode when XMM registers are available to avoid store
3966 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
3967 corresponding post-reload splitters.
3969 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3971 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
3972 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
3973 __builtin_ia32_roundss.
3974 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
3975 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
3976 __builtin_ia32_roundss.
3977 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
3978 IX86_BUILTIN_SHUFPD here.
3980 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3982 * config/i386/i386.md (plogic): New.
3983 (plogicprefix): Likewise.
3985 * config/i386/mmx.md (mmx_<code><mode>3): New.
3986 (mmx_and<mode>3): Removed.
3987 (mmx_ior<mode>3): Likewise.
3988 (mmx_xor<mode>3): Likewise.
3990 * config/i386/sse.md (<code><mode>3): New.
3991 (*<code><mode>3): Likewise.
3992 (*<code><mode>3): Likewise.
3993 (<code><mode>3): Likewise.
3994 (*sse_<code><mode>3): Likewise.
3995 (*sse2_<code><mode>3): Likewise.
3996 (<code>tf3): Likewise.
3997 (*<code>tf3): Likewise.
3998 (and<mode>3): Likewise.
3999 (*and<mode>3): Likewise.
4000 (ior<mode>3): Removed.
4001 (*ior<mode>3): Likewise.
4002 (xor<mode>3): Likewise.
4003 (*xor<mode>3): Likewise.
4004 (*and<mode>3): Likewise.
4005 (*ior<mode>3): Likewise.
4006 (*xor<mode>3): Likewise.
4007 (and<mode>3): Likewise.
4008 (*sse_and<mode>3): Likewise.
4009 (*sse2_and<mode>3): Likewise.
4011 (*andtf3): Likewise.
4012 (ior<mode>3): Likewise.
4013 (*sse_ior<mode>3): Likewise.
4014 (*sse2_ior<mode>3): Likewise.
4016 (*iortf3): Likewise.
4017 (xor<mode>3): Likewise.
4018 (*sse_xor<mode>3): Likewise.
4019 (*sse2_xor<mode>3): Likewise.
4021 (*xortf3): Likewise.
4023 2008-04-02 Richard Guenther <rguenther@suse.de>
4025 PR tree-optimization/14495
4026 PR tree-optimization/34793
4027 * tree-vrp.c (struct switch_update): New structure.
4028 (to_remove_edges, to_update_switch_stmts): New VECs.
4029 (simplify_switch_using_ranges): New function. Remove not taken
4030 case labels and edges.
4031 (simplify_stmt_using_ranges): Call it.
4032 (identify_jump_threads): Mark edges we have queued for removal
4033 so we don't thread them.
4034 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4036 * tree-cfg.c (group_case_labels): Deal with missing default label.
4037 (tree_verify_flow_info): Allow missing default label.
4038 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4039 (emit_case_nodes): Likewise.
4040 (expand_case): Do not rely on the default label to be present.
4041 * expr.c (try_casesi): Deal with NULL default_label.
4042 (do_tablejump): Likewise.
4044 2008-04-02 Richard Guenther <rguenther@suse.de>
4046 PR tree-optimization/14495
4047 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4048 SWITCH_EXPR here ...
4049 (vrp_visit_switch_stmt): ... but here (new function).
4050 (find_case_label_index): New helper function.
4051 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4053 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4055 * fwprop.c: Fix ISO-C99ism.
4057 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4060 * Makefile.in (objdir): Set it here.
4061 * configure.ac: Not here. Find dynamic linker characteristics.
4062 * exec-tool.in: Use them.
4063 * aclocal.m4: Regenerate.
4064 * configure: Regenerate.
4066 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4068 * expr.c (expand_var): Delete it.
4069 * expr.h (expand_var): Delete prototype.
4070 * function.c (expand_function_start): Use expand_decl instead.
4071 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4074 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4076 PR rtl-optimization/35542
4077 * fwprop.c (forward_propagate_and_simplify): Replace
4078 loc_reg_mentioned_in_p with reg_mentioned_p.
4080 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4082 PR rtl-optimization/35281
4083 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4084 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4085 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4086 (varying_mem_p): Move above propagate_rtx.
4087 (all_uses_available_at): Do not check MEMs.
4089 2008-04-02 Rafael Espindola <espindola@google.com>
4091 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4092 (register_edge_assert_for_2): Split the cond argument.
4093 (register_edge_assert_for_1): Adjust for the change in
4094 register_edge_assert_for_2.
4095 (register_edge_assert_for): Split the cond argument.
4096 (find_switch_asserts): Adjust for the change in
4097 register_edge_assert_for.
4099 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4101 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4102 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4103 offsets for 64-bit mingw.
4104 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4105 abi for x86_64-pc-mingw.
4107 2008-04-02 Richard Guenther <rguenther@suse.de>
4109 * tree-vrp.c (extract_range_from_assert): Make sure to not
4110 produce range min/max with TREE_OVERFOW set.
4111 If merging a anti-range and a range keep the anti-range if
4112 the range covers all values of the type.
4113 (register_edge_assert_for_2): Only allow sign-changing
4114 conversions in detecting canonical range checks. Also
4115 register an assert for the unsigned name if useful.
4117 PR tree-optimization/35787
4118 * tree-vrp.c (vrp_val_max): New function.
4119 (vrp_val_min): Likewise.
4120 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4121 (vrp_val_is_min): Likewise.
4122 (supports_overflow_infinity): Use vrp_val_{min,max}.
4123 (negative_overflow_infinity): Likewise.
4124 (positive_overflow_infinity): Likewise.
4125 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4126 (is_positive_overflow_infinity): Likewise.
4127 (is_overflow_infinity): Likewise.
4128 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4129 vrp_val_is_{min,max}.
4130 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4131 to ranges if possible. Avoid empty ranges.
4133 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4136 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4137 the expression is a function address.
4139 2008-04-01 George Helffrich <george@gcc.gnu.org>
4141 PR fortran/35154, fortran/23057
4142 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4143 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4144 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4145 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4147 (dbxout_syms): Check for COMMON-based symbol and wrap in
4148 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4149 in bracket for efficiency.
4151 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4152 using DW_TAG_common_block + member offset.
4153 (add_pubname_string): New function.
4154 (dw_expand_expr): New function to find block name and offset for
4156 (common_check): New function to check whether symbol in Fortran COMMON.
4157 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4159 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4162 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4164 2008-04-02 Ben Elliston <bje@au.ibm.com>
4166 * config/v850/v850.md (casesi): Remove if (0) code.
4167 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4168 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4170 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4172 * config/i386/i386.md (rex64suffix): New mode attribute.
4173 (floathi<mode>2): Disable expander for SSE math.
4174 (*floathi<mode>2_1): New insn insn_and_split pattern.
4175 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4176 corresponding post-reload splitters.
4177 (*floathi<mode>2_i387): New macroized insn pattern.
4178 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4179 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4180 insn_and_split pattern.
4181 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4182 New macroized instruction patterns and corresponding post-reload
4184 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4185 and corresponding post-reload splitters.
4186 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4187 New macroized instruction patterns.
4188 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4189 macroized instruction patterns and corresponding post-reload splitters.
4190 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4191 corresponding post-reload splitters.
4192 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4193 New macroized instruction patterns.
4194 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4195 corresponding post-reload splitters.
4196 (*floatsi<mode>2_i387): New macroized instruction patterns.
4198 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4200 * config/i386/i386.md (smaxmin): New.
4201 (umaxmin): Likewise.
4202 (maxminiprefix): Likewise.
4203 (maxminfprefix): Likewise.
4204 (<code><mode>3): Likewise.
4205 (smin<mode>3): Removed.
4206 (smax<mode>3): Likewise.
4208 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4209 (mmx_<code>v4hi3): Likewise.
4210 (mmx_<code>v8qi3): Likewise.
4211 (mmx_smaxv2sf3): Removed.
4212 (mmx_sminv2sf3): Likewise.
4213 (mmx_umaxv8qi3): Likewise.
4214 (mmx_smaxv4hi3): Likewise.
4215 (mmx_uminv8qi3): Likewise.
4216 (mmx_sminv4hi3): Likewise.
4218 * config/i386/sse.md (<addsub><mode>3): New.
4219 (*<addsub><mode>3): Likewise.
4220 (<sse>_vm<addsub><mode>3): Likewise.
4221 (<maxmin><mode>3): Likewise.
4222 (*<maxmin><mode>3_finite): Likewise.
4223 (*<maxmin><mode>3): Likewise.
4224 (<sse>_vm<maxmin><mode>3): Likewise.
4225 (sse3_h<addsub>v4sf3): Likewise.
4226 (sse3_h<addsub>v2df3): Likewise.
4227 (<maxmin>v16qi3): Likewise.
4228 (*<maxmin>v16qi3): Likewise.
4229 (<maxmin>v8hi3): Likewise.
4230 (*<maxmin>v8hi3): Likewise.
4231 (*sse4_1_<maxmin><mode>3): Likewise.
4232 (*sse4_1_<maxmin><mode>3): Likewise.
4233 (add<mode>3): Removed.
4234 (*add<mode>3): Likewise.
4235 (<sse>_vmadd<mode>3): Likewise.
4236 (sub<mode>3): Likewise.
4237 (*sub<mode>3): Likewise.
4238 (<sse>_vmsub<mode>3): Likewise.
4239 (smin<mode>3): Likewise.
4240 (*smin<mode>3_finite): Likewise.
4241 (*smin<mode>3): Likewise.
4242 (<sse>_vmsmin<mode>3): Likewise.
4243 (smax<mode>3): Likewise.
4244 (*smax<mode>3_finite): Likewise.
4245 (*smax<mode>3): Likewise.
4246 (<sse>_vmsmax<mode>3): Likewise.
4247 (sse3_haddv4sf3): Likewise.
4248 (sse3_haddv2df3): Likewise.
4249 (sse3_hsubv4sf3): Likewise.
4250 (sse3_hsubv2df3): Likewise.
4251 (umaxv16qi3): Likewise.
4252 (*umaxv16qi3): Likewise.
4253 (smaxv8hi3): Likewise.
4254 (*smaxv8hi3): Likewise.
4255 (*sse4_1_smax<mode>3): Likewise.
4256 (*sse4_1_umax<mode>3): Likewise.
4257 (uminv16qi3): Likewise.
4258 (*uminv16qi3): Likewise.
4259 (sminv8hi3): Likewise.
4260 (*sminv8hi3): Likewise.
4261 (*sse4_1_smin<mode>3): Likewise.
4262 (*sse4_1_umin<mode>3): Likewise.
4264 2008-04-01 Rafael Espindola <espindola@google.com>
4266 * tree-cfg.c (verify_expr): remove in_phi.
4267 (verify_stmt): Don't call walk_tree with verify_expr. Use
4268 is_gimple_min_invariant instead of is_gimple_val.
4270 2008-04-01 Joseph Myers <joseph@codesourcery.com>
4272 * doc/include/gpl_v3.texi: Update for manpage generation.
4273 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
4275 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
4276 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
4277 gpl_v3.texi instead of gpl.texi.
4280 2008-04-01 Jakub Jelinek <jakub@redhat.com>
4283 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
4285 2008-04-01 Rafael Espindola <espindola@google.com>
4287 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
4288 (extract_code_and_val_from_cond): Use
4289 extract_code_and_val_from_cond_with_ops.
4291 2008-04-01 Jan Hubicka <jh@suse.cz>
4293 * function.c (free_after_compilation): Free epilogue_delay_list.
4294 (prepare_function_start): Assert that previous compilation was freed.
4296 2008-04-01 Jan Hubicka <jh@suse.cz>
4297 Jim Wilson <wilson@tuliptree.org>
4298 Andreas Tobler <andreast@gcc.gnu.org>
4301 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4302 rtl.emit instead cfun->emit.
4303 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4304 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4306 2008-04-01 Ben Elliston <bje@au.ibm.com>
4308 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4310 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4312 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4314 (fprofile-use): Add var flag_profile_use
4315 * coverage.c (coverage_begin_output): Do not open a gcno file for
4316 output only if -ftest-coverage is set.
4317 Do not add getpwd() to gcda file path.
4318 (build_gcov_info): Check the new flag
4319 flag_profile_datafile_relative_path.
4320 (coverage_init): Use profile_data_prefix.
4321 Read profile counter only if flag_profile_use is set.
4322 * opts.c (common_handle_option): New option fprofile-use=,
4323 fprofile-dir=, fprofile-generate=.
4324 * toplev.c (profile_data_prefix): New variable definition.
4325 * toplev.h (profile_data_prefix): New declaration.
4326 * doc/invoke.tex (Option Summary, Optimization Options):
4329 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4331 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4332 use tmp consistently.
4335 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4336 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4337 UNSPEC_FR_RECIP_APPROX_RES.
4338 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4340 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4343 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4345 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4348 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4349 element of the vector via a pointer.
4351 2008-03-31 Ian Lance Taylor <iant@google.com>
4353 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4355 2008-03-31 Jan Hubicka <jh@suse.cz>
4357 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4358 get_arg_pointer_save_area.
4359 * expr.c (init_expr): Just clear out rtl.expr.
4360 * function.c (free_after_compilation): Clear out whole RTL structure.
4361 (get_func_frame_size): Merge into ...
4362 (get_frame_size): ... this one.
4363 (assign_stack_local_1): Merge into ...
4364 (assign_stack_local): ... this one.
4365 (expand_function_end): Update call of get_arg_pointer_save_area.
4366 (get_art_pointer_save_area): Remove cfun argument.
4367 * function.h (emit_status): regno_pointer_align does not need length
4368 attribute. Move x_regno_reg_rtx to ...
4369 (regno_reg_rtx): ... new global array.
4370 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4371 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4372 apply_args_value, forced_labels, stack_pointer_delta):
4374 (struct varasm_status): Move here from varasm.c
4375 (struct rtl_data): New. Move here some fields from struct function.
4376 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4377 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4378 used_temp_slots avail_temp_slots, temp_slot_level,
4379 nonlocal_goto_handler_labels): Update accesstors.
4380 (rtl): New global variable.
4381 (struct function): Move some fileds to rtl_data.
4382 (get_arg_pointer_save_area): Update prototype.
4383 * emit-rtl.c (rtl): Declare.
4384 (regno_reg_rtx): Declare.
4385 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4387 (gen_reg_rtx): Update.
4388 (init_virtual_regs): Do not tate emit_status argument.
4389 (init_emit): Do not allocate emit.
4390 * varasm.c (varasm_statuc): Move to function.h.
4391 (n_deferred_constatns): Update accestor.
4392 (init_varasm_status): Do not allocate varasm_status.
4393 (force_const_mem, get_pool_size, output_constant_pool): Update.
4394 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4395 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4397 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4399 PR rtl-optimization/35729
4400 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4403 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4406 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4407 load/store if memory is unaligned.
4408 (*movti_rex64): Likewise.
4410 * config/i386/predicates.md (misaligned_operand): New.
4412 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4415 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4418 2008-03-31 Jan Beulich <jbeulich@novell.com>
4420 * config/ia64/constraints.md: Add 'j' constraint.
4421 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4422 (movdi_internal): Likewise.
4424 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4427 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4429 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4432 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4433 proper error message for the third argument on blendpd and
4436 * config/i386/sse.md (blendbits): New.
4437 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4439 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4441 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4443 2008-03-30 Richard Guenther <rguenther@suse.de>
4446 * fold-const.c (fold_sign_changed_comparison): Do leave
4447 conversions to base-types alone.
4449 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4451 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4452 the link register if one altivec register is be saved.
4454 2008-03-30 Ben Elliston <bje@au.ibm.com>
4456 * final.c (final_scan_insn): Remove if (0) code.
4458 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4460 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4462 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4464 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4465 of V4SFmode to ix86_binary_operator_ok.
4467 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4469 * config/i386/i386.c (override_options): Initialize
4470 ix86_veclib_handler to ix86_veclibabi_svml when
4471 -mveclibabi=svml is used.
4472 (ix86_veclibabi_svml): New function for SVML ABI style
4473 vectorization support.
4474 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4476 2008-03-28 Rafael Espindola <espindola@google.com>
4478 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4479 (tree_binary_nonnegative_warnv_p): Make it public.
4480 (tree_single_nonnegative_warnv_p): Make it public.
4481 (tree_invalid_nonnegative_warnv_p): Make it public.
4482 (tree_unary_nonzero_warnv_p): Make it public.
4483 (tree_binary_nonzero_warnv_p): Make it public
4484 (tree_single_nonzero_warnv_p): Make it public.
4485 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4486 (extract_range_from_binary_expr): Split the expr argument.
4487 (extract_range_from_unary_expr): Split the expr argument.
4488 (extract_range_from_comparison): Split the expr argument.
4489 (extract_range_from_expr): Use the new aux functions.
4490 (vrp_evaluate_conditional_warnv): Use
4491 vrp_evaluate_conditional_warnv_with_ops.
4492 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4493 (tree_binary_nonzero_warnv_p): Declare.
4494 (tree_single_nonzero_warnv_p): Declare.
4495 (tree_expr_nonzero_warnv_p): Declare.
4496 (tree_unary_nonnegative_warnv_p): Declare.
4497 (tree_binary_nonnegative_warnv_p): Declare.
4498 (tree_single_nonnegative_warnv_p): Declare.
4499 (tree_invalid_nonnegative_warnv_p): Declare.
4501 2008-03-28 Richard Guenther <rguenther@suse.de>
4503 PR tree-optimization/30317
4504 PR tree-optimization/30911
4505 PR tree-optimization/34793
4506 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4507 (struct assert_locus_d): New member EXPR.
4508 (register_new_assert_for): Add EXPR parameter to support
4509 ASSERT_EXPR <name, expr OP limit>.
4510 (register_edge_assert_for_1): Adjust callers.
4511 (find_assert_locations): Likewise.
4512 (process_assert_insertions_for): Build condition from expression.
4513 (extract_range_from_assert): Handle ASSERT_EXPRs
4514 of the form ASSERT_EXPR <name, expr OP limit>.
4515 (register_edge_assert_for_2): New helper registering
4516 asserts for comparisons. Recognize range tests of the form
4517 (unsigned)i - CST1 OP CST2.
4518 (register_edge_assert_for_1): Use it.
4519 (register_edge_assert_for): Likewise.
4520 (needs_overflow_infinity): Integer sub-types
4521 do not need overflow infinities.
4522 (vrp_val_is_max): The extreme values of integer sub-types
4523 are those of the base type.
4524 (vrp_val_is_min): Likewise.
4525 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4528 2008-03-28 Nick Clifton <nickc@redhat.com>
4531 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4532 Return GENERAL_REGS for stack adjustment reloads.
4534 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4537 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4538 const_vector when all the vectors are constant.
4540 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4542 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4544 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4545 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4547 (s<code>_sf): Use new scc_sf attribute for opcode names.
4549 2008-03-27 Tom Tromey <tromey@redhat.com>
4551 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4552 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4553 config/spu/t-spu-elf, config/i386/t-interix,
4554 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4555 config/i386/x-darwin, config/i386/x-mingw32,
4556 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4557 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4558 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4559 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4560 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4561 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4562 config/score/t-score-elf, config/arm/t-strongarm-pe,
4563 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4564 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4565 Revert automatic dependency patch.
4567 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4570 * config/i386/i386.c (ix86_function_arg_boundary): Align
4571 decimal floating point to its natural boundary.
4573 2008-03-27 Richard Guenther <rguenther@suse.de>
4576 * fold-const.c (fold_comparison): Restrict distinct decl
4577 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4578 solely rely on operand_equal_p.
4580 2008-03-27 Richard Guenther <rguenther@suse.de>
4583 * c-common.c (handle_weak_attribute): Reject combination of
4586 2008-03-27 Richard Guenther <rguenther@suse.de>
4588 PR tree-optimization/32810
4589 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4590 conversions from DECL_INITIAL.
4591 (fold_const_aggregate_ref): Likewise from constructor elements.
4593 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4595 * tree-affine.h (aff_combination_expand): Declare.
4596 (get_inner_reference_aff): Likewise.
4597 * tree-affine.c (aff_combination_expand): Split out from
4598 tree_to_aff_combination_expand.
4599 (get_inner_reference_aff): New function.
4600 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4601 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4602 (struct lim_aux_data): sm_done field removed.
4603 (mem_ref_loc_p, mem_ref_locs_p): New types.
4604 (struct mem_ref): Added id, stored, accesses_in_loop,
4605 indep_loop, dep_loop, indep_ref, dep_ref fields.
4606 Removed is_stored, locs and next fields.
4607 (memory_accesses): New variable.
4608 (movement_possibility): Do not allow moving statements
4609 that store to memory.
4610 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4612 (determine_max_movement): For statements with memory references,
4613 find the outermost loop in that the reference is independent.
4614 (move_computations_stmt): Mark the virtual operands for renaming.
4615 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4616 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4617 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4618 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4619 create_vop_ref_mapping, analyze_memory_references,
4620 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4621 get_all_locs_in_loop, ref_always_accessed_p,
4622 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4623 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4624 store_motion_loop, store_motion): New functions.
4625 (struct vop_to_refs_elt): New type.
4626 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4627 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4628 (schedule_sm): Replaced by...
4629 (execute_sm): ... this.
4630 (determine_lsm_ref, hoist_memory_references,
4631 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4632 find_more_ref_vops, free_mem_ref, free_mem_refs,
4633 determine_lsm_loop, determine_lsm): Removed.
4634 (tree_ssa_lim_finalize): Free data structures used by store motion.
4635 (tree_ssa_lim): Call analyze_memory_references. Use
4636 store_motion instead of determine_lsm.
4638 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4640 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4641 rename tmake_file to m68hc11/t-m68hc11.
4642 (mcore): Set inhibit_libc to true.
4643 * config.host (alpha*-dec-*vms*): Set extra_programs.
4644 (interix3*): Don't use host_xmake_file.
4645 * configure.ac: Let config.gcc override inhibit_libc.
4646 * configure: Regenerate.
4648 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4649 * config/t-openbsd-thread: Remove commented out lines.
4651 * config/x-interix: Remove.
4653 * config/m68hc11/t-m68hc11-gas: Rename to...
4654 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4656 * config/mcore/t-mcore: Remove T_CFLAGS.
4657 * config/mcore/t-mcore-pe: Likewise.
4659 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4661 * configure.ac: Replace custom __GNU_SOURCE test with
4662 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4663 * aclocal.m4: Regenerate.
4664 * configure: Regenerate.
4665 * config.in: Regenerate.
4667 2008-03-27 Richard Guenther <rguenther@suse.de>
4669 * fold-const.c (target.h): Include.
4670 (fold_comparison): Fold comparison of addresses of decls
4671 that bind locally or of constants. Consolidate address folding code.
4672 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4673 results from fold_binary_to_constant.
4674 (compare_values_warnv): Likewise.
4676 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4679 * fold-const.c (fold_truthop): Check for integeral types when folding
4680 a == 0 && b == 0 and a != 0 || b != 0 .
4682 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4684 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4686 2008-03-26 Andreas Schwab <schwab@suse.de>
4688 * doc/invoke.texi: Fix use of @item vs. @itemx.
4690 2008-03-26 Tom Tromey <tromey@redhat.com>
4692 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4693 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4694 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4695 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4696 build/genconstants.o, build/genemit.o, build/genextract.o,
4697 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4698 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4701 2008-03-26 Richard Guenther <rguenther@suse.de>
4704 2008-03-26 Richard Guenther <rguenther@suse.de>
4706 * fold-const.c (target.h): Include.
4707 (fold_comparison): Fold comparison of addresses of two decls
4708 that bind locally. Consolidate address folding code.
4710 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4712 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4713 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4714 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4715 dconstsqrt2, dconstthird, dconste and/or dconst10.
4716 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4717 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4718 dconstsqrt2, dconste): Delete.
4719 (init_emit_once): Likewise. Simplify initializing dconstm1.
4721 * real.c (get_real_const): New.
4722 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4723 dconstsqrt2, dconste): Delete.
4724 (real_value_const, get_real_const): New.
4726 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4728 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4730 * config/i386/i386.c (ix86_function_arg_boundary): Check
4731 BIGGEST_ALIGNMENT instead of 128.
4732 (setup_incoming_varargs_64): Likewise.
4734 2008-03-26 Tom Tromey <tromey@redhat.com>
4736 * Makefile.in (DEPFILES): Add missing '/'.
4738 2008-03-26 Richard Guenther <rguenther@suse.de>
4740 * fold-const.c (target.h): Include.
4741 (fold_comparison): Fold comparison of addresses of two decls
4742 that bind locally. Consolidate address folding code.
4744 2008-03-26 Nick Clifton <nickc@redhat.com>
4747 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4748 not allow INT+INT as a legitimate addressing mode.
4750 2008-03-26 Richard Guenther <rguenther@suse.de>
4752 * tree-flow.h (widen_bitfield): Remove declaration.
4753 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4754 (widen_bitfield): Remove function.
4755 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4758 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4761 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4764 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4766 PR rtl-optimization/35232
4767 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4768 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4769 reg_reloaded_call_part_clobbered here.
4770 (reload_regs_reach_end_p): New function.
4771 (reload_reg_rtx_for_input): New variable.
4772 (reload_reg_rtx_for_output): Likewise.
4773 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4774 when reassigning a pseudo register. Load reloadreg from
4775 reload_reg_rtx_for_input, moving the mode and register
4777 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4778 instead of the original when deciding whether an input reload
4779 would be a no-op or whether an output reload can be deleted.
4780 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4781 when setting up new_spill_reg_store. Load it from
4782 reload_reg_rtx_for_output, moving the mode and register
4784 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4785 instead of the original when deciding whether an output reload
4786 would be a no-op. Do the same when modifying insn notes.
4787 Use rtx_equal_p instead of == to compare the registers.
4788 (inherit_piecemeal_p): Take a mode and two register numbers
4790 (emit_reload_insns): Clear new_spill_reg_store for every hard
4791 register in the reload register. Remove spill registers
4792 from reg_reloaded_valid before considering whether to record
4793 inheritance information for them. Use reload_reg_rtx_for_output
4794 instead of reg_rtx when recording output reloads. Use
4795 reload_reg_rtx_for_input instead of reg_rtx when recording
4796 input reloads. Set or clear reg_reloaded_call_part_clobbered
4797 at the same time as setting reg_reloaded_valid.
4798 (delete_output_reload): Add a new_reload_reg parameter and use it
4799 instead of rld[j].reg_rtx.
4800 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4803 2008-03-25 Tom Tromey <tromey@redhat.com>
4805 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4806 (build/genattr.o): Likewise.
4807 (build/genattrtab.o): Likewise.
4808 (build/gencodes.o): Likewise.
4809 (build/genconfig.o): Likewise.
4810 (build/genconstants.o): Likewise.
4811 (build/genemit.o): Likewise.
4812 (build/genextract.o): Likewise.
4813 (build/genflags.o): Likewise.
4815 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4817 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4818 instead of size_int for integer types.
4819 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4820 to match type of MINUS_EXPR.
4822 2008-03-25 Tom Tromey <tromey@redhat.com>
4824 * configure: Rebuilt.
4825 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4828 2008-03-25 Tom Tromey <tromey@redhat.com>
4830 * config/x-solaris (host-solaris.o): Update.
4831 * config/x-linux (host-linux.o): Update.
4832 * config/x-hpux (host-hpux.o): Update.
4833 * config/x-darwin (host-darwin.o): Update.
4834 * config/v850/t-v850e (v850-c.o): Update.
4835 * config/v850/t-v850 (v850-c.o): Update.
4836 * config/t-vxworks (vxworks.o): Update.
4837 * config/t-sol2 (sol2-c.o, sol2.o): Update.
4838 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
4839 * config/spu/t-spu-elf (spu-c.o): Update.
4841 * config/sh/t-symbian (sh-c.o): Update.
4842 (symbian.o): Update.
4843 * config/sh/t-sh (sh-c.o): Update.
4844 * config/score/t-score-elf (score7.o, score3.o): Update.
4845 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
4846 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
4847 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
4848 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
4850 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4851 * config/m32c/t-m32c (m32c-pragma.o): Update.
4852 * config/ia64/t-ia64 (ia64-c.o): Update.
4853 * config/i386/x-mingw32 (host-mingw32.o): Update.
4854 * config/i386/x-i386 (driver-i386.o): Update.
4855 * config/i386/x-darwin (host-i386-darwin.o): Update.
4856 * config/i386/x-cygwin (host-cygwin.o): Update.
4857 * config/i386/t-nwld (nwld.o): Update.
4858 * config/i386/t-netware (netware.o): Update.
4859 * config/i386/t-interix (winnt.o): Update.
4860 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
4861 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
4862 msformat-c.o): Update.
4863 * config/bfin/t-bfin-linux (generated_files): Add
4864 linux-sysroot-suffix.h.
4865 * config/arm/t-wince-pe (pe.o): Update.
4866 * config/arm/t-strongarm-pe (pe.o): Update.
4867 * config/arm/t-pe (pe.o): Update.
4868 * config/arm/t-arm (arm-c.o): Update.
4869 * doc/install.texi (Prerequisites): Require make 3.80.
4870 * Makefile.in: Remove .o targets.
4871 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
4872 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
4873 (simple_generated_h, simple_generated_c): Move earlier.
4874 (generated_files): New variable.
4875 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
4876 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
4877 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
4878 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
4879 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
4880 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
4881 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
4882 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
4883 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
4884 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
4885 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
4886 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
4888 (COMPILE.base, COMPILE): New variables.
4889 (%.o): New pattern rule.
4890 (ALL_HOST_OBJS): New variable.
4891 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
4892 (dummy-checksum.o, cc1-checksum.o): Remove.
4893 (DRIVER_SHLIB): New variable.
4894 (DRIVER_DEFINES): Use it.
4895 (gencondmd.c): Move out of build/.
4896 (s-conditions): Update.
4897 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
4898 (ALL_BUILD_OBJS): Likewise.
4899 (build/%.o): Use BUILDCOMPILE.
4900 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
4901 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
4902 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
4903 build/gencheck.o, build/gencodes.o, build/genconditions.o,
4904 build/genconfig.o, build/genconstants.o, build/genemit.o,
4905 build/genextract.o, build/genflags.o, build/genmddeps.o,
4906 build/genopinit.o, build/genoutput.o, build/genpeep.o,
4907 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
4908 build/gen-protos.o, build/scan.o, build/fix-header.o,
4909 build/scan-decls.o): Simplify.
4910 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
4911 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
4912 prefix.o, toplev.o): Reduce to variable setting.
4913 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
4914 ($(out_object_file), gcc-options.o): New targets.
4915 ($(ALL_HOST_OBJS)): New target. Include dependency files.
4916 * configure: Rebuilt.
4917 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
4918 * doc/sourcebuild.texi (Front End Directory): Document new variable.
4920 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
4922 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
4923 complain when we hit an error, return ERROR_MARK_NODE.
4925 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4927 * config/sh/constraints.md (Pso, Psz): New constraints.
4928 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
4929 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
4931 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4933 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
4934 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
4936 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4938 * config/sh/sh.md (prefetch): Add condition for SH2A target.
4939 (prefetch_sh2a): New.
4941 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4942 Naveen.H.S <naveen.hs@kpitcummins.com>
4944 * config/sh/constraints.md (I28): New constraint.
4945 * config/sh/sh.c (broken_move): Add support for movi20s.
4946 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
4948 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
4949 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4950 Naveen.H.S <naveen.hs@kpitcummins.com>
4952 * config/sh/sh.c (SH_ATTRIBUTES): Define.
4953 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4954 (print_operand): Handle resbank in %@ operand code.
4955 (sh_encode_section_info): New.
4956 (push_regs): Add conditions for resbank.
4957 (sh_expand_epilogue): Likewise.
4958 (sh_insert_attributes): Likewise.
4959 (sh_attribute_table): Likewise.
4960 (sh_handle_resbank_handler_attribute): New.
4961 (sh2a_handle_function_vector_handler_attribute): New.
4962 (sh2a_is_function_vector_call): New.
4963 (sh2a_get_function_vector_number): New.
4964 (sh2a_function_vector_p): New.
4965 (sh_cfun_resbank_handler_p): New.
4966 * config/sh/sh.md (calli): Emit jsr/n if possible.
4967 (calli_tbr_rel): New.
4968 (calli_pcrel): Emit jsr/n if possible.
4969 (return_i): Emit rts/n if possible.
4970 (call_valuei_tbr_rel): New.
4971 (call_valuei_pcrel): Add condition for SH2A target.
4972 (call_value): Likewise.
4973 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
4974 (sh2a_get_function_vector_number): Likewise.
4975 (sh2a_is_function_vector_call): Likewise.
4976 * doc/extend.texi: Document TBR relative addressing of SH2A.
4977 (resbank): Add description for SH2A.
4979 2008-03-24 Richard Guenther <rguenther@suse.de>
4982 * gimplify.c (gimplify_modify_expr): For frontend type-correct
4983 pointer assignments change conversions according to middle-end rules.
4984 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
4985 * configure.ac: Include type checking in yes.
4986 * configure: Regenerate.
4988 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4990 * diagnostic.c (diagnostic_count_diagnostic): Delete.
4991 (diagnostic_report_diagnostic): Update. Handle ICEs here.
4993 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
4995 * gthr-vxworks.h (UNUSED): Define.
4997 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
4999 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5001 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5003 * doc/extend.texi (Function Attributes): Add missing comma in the
5004 example of the "alloc_size" attribute.
5006 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5009 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5011 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5014 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5017 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5018 of the underlying type of a MS bitfield layout to the natural
5019 alignment of the type.
5021 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5023 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5024 to their natural alignment to avoid store forwarding stalls.
5026 2008-03-22 Richard Guenther <rguenther@suse.de>
5028 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5029 For PHI nodes verify the address is invariant.
5030 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5031 (get_symbol_constant_value): Use is_gimple_min_invariant.
5032 (maybe_fold_stmt_indirect): Likewise.
5034 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5036 PR rtl-optimization/33927
5037 * Makefile.in (dse.o): Depend on $(TM_P_H).
5038 * expr.h (extract_low_bits): Declare.
5039 * expmed.c (extract_low_bits): New function.
5040 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5041 * dse.c: Include tm_p.h.
5042 (find_shift_sequence): Remove the read_reg argument and return the
5043 read value. Emit the instructions instead of returning them.
5044 Iterate on new_mode rather than calculating it each time.
5045 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5046 source to NEW_MODE and extract_low_bits to convert the shifted
5048 (replace_read): Allow the load and store to have different mode
5049 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5050 or extraction instructions before trying the replacement. Update
5051 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5053 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5055 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5056 to their natural alignment to avoid store forwarding stalls.
5058 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5061 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5062 encouraging but not allowing gprs for input;
5063 change the input constraint to !f#r.
5064 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5066 change the output constraint to !f#r.
5068 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5071 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5072 corresponding post-reload splitters.
5073 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5074 when x87 FP math is selected.
5075 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5076 New function prototype.
5077 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5078 unreachable function to ease macroization of insn patterns.
5080 2008-03-21 Martin Jambor <mjambor@suse.cz>
5082 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5083 reference dumps if ddr is NULL or dependence is unknown.
5085 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5087 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5088 unsigned extension into account.
5089 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5090 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5091 Do computations on a scratch register.
5093 2008-03-21 Richard Guenther <rguenther@suse.de>
5095 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5096 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5097 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5098 * tree-ssa-dom.c (record_equality): Likewise.
5099 * tree-inline.c (copy_body_r): Likewise.
5100 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5103 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5105 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5106 as 'delete_unused' argument.
5108 2008-03-20 Richard Guenther <rguenther@suse.de>
5110 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5111 special casing of constant qualifiers.
5112 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5113 care about them in general.
5114 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5115 regardless of their type.
5116 (fold_stmt_r): Forcefully fold *& if we end up with that.
5118 2008-03-20 Paul Brook <paul@codesourcery.com>
5120 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5121 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5123 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5125 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5126 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5128 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5130 * common.opt (Wmudflap): New option.
5131 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5132 (mx_register_decls): Likewise.
5133 (mudflap_finish_file): Likewise.
5134 * doc/invoke.texi: Document -Wno-mudflap.
5136 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5138 * c-format.c (replace_format_name_to_system_name): New.
5140 (convert_format_name_to_system_name): New.
5141 (decode_format_attr): Add use of convert_format_name_to_system_name.
5142 (format_types_orig): Add gnu_ prefix to names.
5143 (check_format_info_main): Special treating of \0 escaped names for
5144 supporting multi-character format specifiers as I32, I64.
5145 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5146 (gnu_target_overrides_format_attributes): New.
5147 * c-format.h: Add structure target_ovr_attr to hold
5148 system specific formatter names.
5149 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5150 msformat-c.o file to c_target_objs and cxx_target_objs.
5151 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5152 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5153 (TARGET_N_FORMAT_TYPES): New.
5154 * config/i386/msformat-c.c: New.
5155 * config/i386/t-cygming: Add build rule for msformat-c.o.
5156 * doc/extend.texi: Add new format names gnu_* and ms_* and
5158 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5160 2008-03-20 Ira Rosen <irar@il.ibm.com>
5162 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5163 optimizations turned on under -O3.
5164 (ftree-vectorize): Add that the flag is turned on with -O3.
5166 2008-03-20 Ben Elliston <bje@au.ibm.com>
5168 * regmove.c (try_auto_increment): Fix spelling error in comment.
5169 * final.c (final_scan_insn): Likewise.
5171 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5174 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5175 allocator preferences for "y" and "r" class registers.
5176 ("*mov<mode>_internal"): Ditto.
5177 ("*movv2sf_internal_rex64"): Ditto.
5178 ("*movv2sf_internal"): Ditto.
5180 2008-03-19 Michael Matz <matz@suse.de>
5183 * calls.c (expand_call): Check overlap of arguments with call
5184 address for sibcalls.
5186 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5189 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5190 of the underlying type of a MS bitfield layout to the natural
5191 alignment of the type.
5193 2008-03-19 Jan Hubicka <jh@suse.cz>
5196 * toplev.c (decode_d_option): Handle all CPP flags.
5197 * tree-vrp.c: Update tree_pass descriptors.
5198 * regrename.c: Update tree_pass descriptors.
5199 * fwprop.c: Update tree_pass descriptors.
5200 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5201 * tree-into-ssa.c: Update tree_pass descriptors.
5202 * tree-dump.c: Update tree_pass descriptors.
5203 * tree-complex.c: Update tree_pass descriptors.
5204 * tree-dump.h: Update tree_pass descriptors.
5205 * see.c: Update tree_pass descriptors.
5206 * cgraphbuild.c: Update tree_pass descriptors.
5207 * tracer.c: Update tree_pass descriptors.
5208 * tree-loop-distribution.c: Update tree_pass descriptors.
5209 * cgraph.c: Update tree_pass descriptors.
5210 * postreload-gcse.c: Update tree_pass descriptors.
5211 * postreload.c: Update tree_pass descriptors.
5212 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5213 * tree-tailcall.c: Update tree_pass descriptors.
5214 * tree-pass.h (tree_opt_pass): Rename to ...
5215 (opt_pass) ... this one; add "type" field and remove letter field.
5216 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5217 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5218 all_lowering_passes): Update declaration.
5219 * ipa-cp.c: Update tree_pass descriptors.
5220 * final.c: Update tree_pass descriptors.
5221 * omp-low.c: Update tree_pass descriptors.
5222 * tree-ssa-dse.c: Update tree_pass descriptors.
5223 * ipa-reference.c: Update tree_pass descriptors.
5224 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5225 * auto-inc-dec.c: Update tree_pass descriptors.
5226 * reorg.c: Update tree_pass descriptors.
5227 * cgraphunit.c: Update tree_pass descriptors.
5228 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5229 * tree-ssa-ccp.c: Update tree_pass descriptors.
5230 * df-core.c: Update tree_pass descriptors.
5231 * mode-switching.c: Update tree_pass descriptors.
5232 * tree-nomudflap.c: Update tree_pass descriptors.
5233 * modulo-sched.c: Update tree_pass descriptors.
5234 * ipa-pure-const.c: Update tree_pass descriptors.
5235 * cse.c: Update tree_pass descriptors.
5236 * web.c: Update tree_pass descriptors.
5237 * tree-stdarg.c: Update tree_pass descriptors.
5238 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5239 * tree-ssa-dom.c: Update tree_pass descriptors.
5240 * tree-nrv.c: Update tree_pass descriptors.
5241 * tree-ssa-alias.c: Update tree_pass descriptors.
5242 * loop-init.c: Update tree_pass descriptors.
5243 * gimple-low.c: Update tree_pass descriptors.
5244 * ipa-inline.c: Update tree_pass descriptors.
5245 * tree-ssa-sink.c: Update tree_pass descriptors.
5246 * global.c: Update tree_pass descriptors.
5247 * ifcvt.c: Update tree_pass descriptors.
5248 * jump.c: Update tree_pass descriptors.
5249 * predict.c: Update tree_pass descriptors.
5250 * tree-ssa-loop.c: Update tree_pass descriptors.
5251 * recog.c: Update tree_pass descriptors.
5252 * dse.c: Update tree_pass descriptors.
5253 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5254 * tree-eh.c: Update tree_pass descriptors.
5255 * regmove.c: Update tree_pass descriptors.
5257 * function.c: Update tree_pass descriptors.
5258 * tree-vectorizer.c: Update tree_pass descriptors.
5259 * gcse.c: Update tree_pass descriptors.
5260 * ipa-type-escape.c: Update tree_pass descriptors.
5261 * tree-if-conv.c: Update tree_pass descriptors.
5262 * init-regs.c: Update tree_pass descriptors.
5263 * ipa.c: Update tree_pass descriptors.
5264 * tree-ssa-phiopt.c: Update tree_pass descriptors.
5265 * rtl-factoring.c: Update tree_pass descriptors.
5266 * lower-subreg.c: Update tree_pass descriptors.
5267 * bt-load.c: Update tree_pass descriptors.
5268 * tree-dfa.c: Update tree_pass descriptors.
5269 * except.c: Update tree_pass descriptors.
5270 * emit-rtl.c: Update tree_pass descriptors.
5271 * cfgexpand.c: Update tree_pass descriptors.
5272 * tree-cfgcleanup.c: Update tree_pass descriptors.
5273 * cfgcleanup.c: Update tree_pass descriptors.
5274 * tree-ssa-pre.c: Update tree_pass descriptors.
5275 * tree-sra.c: Update tree_pass descriptors.
5276 * tree-mudflap.c: Update tree_pass descriptors.
5277 * tree-ssa-copy.c: Update tree_pass descriptors.
5278 * cfglayout.c: Update tree_pass descriptors.
5279 * tree-ssa-forwprop.c: Update tree_pass descriptors.
5280 * tree-ssa-dce.c: Update tree_pass descriptors.
5281 * tree-ssa.c: Update tree_pass descriptors.
5282 * regclass.c: Update tree_pass descriptors.
5283 * integrate.c: Update tree_pass descriptors.
5284 * tree-optimize.c: Update tree_pass descriptors.
5285 * tree-ssa-phiprop.c: Update tree_pass descriptors.
5286 * tree-object-size.c: Update tree_pass descriptors.
5287 * combine.c: Update tree_pass descriptors.
5288 * tree-outof-ssa.c: Update tree_pass descriptors.
5289 * bb-reorder.c: Update tree_pass descriptors.
5290 * stack-ptr-mod.c: Update tree_pass descriptors.
5291 * var-tracking.c: Update tree_pass descriptors.
5292 * tree-profile.c: Update tree_pass descriptors.
5293 * tree-vect-generic.c: Update tree_pass descriptors.
5294 * reg-stack.c: Update tree_pass descriptors.
5295 * sched-rgn.c: Update tree_pass descriptors.
5296 * tree-ssa-structalias.c: Update tree_pass descriptors.
5297 * tree-cfg.c: Update tree_pass descriptors.
5298 * passes.c (current_pass): Update declaration.
5299 (finish_optimization_passes): Update.
5300 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5301 (register_one_dump_file, register_dump_files_1, next_pass_1):
5303 (init_optimization_passes): Update handling of new types.
5304 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5305 * ipa-struct-reorg.c: Update tree_pass descriptors.
5306 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5307 * combine-stack-adj.c: Update tree_pass descriptors.
5308 * cfgrtl.c: Update tree_pass descriptors.
5309 * dce.c: Update tree_pass descriptors.
5310 * tree-ssanames.c: Update tree_pass descriptors.
5312 2008-03-19 Richard Guenther <rguenther@suse.de>
5315 * tree-ssa.c (walk_data): New structure.
5316 (warn_uninitialized_var): If not always_executed warn with "maybe"
5318 (execute_early_warn_uninitialized): Compute post-dominators.
5319 Initialize always_executed before processing each basic block.
5321 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5324 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5325 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5327 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5329 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5331 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5333 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5335 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5336 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5337 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5338 target after ignore has been set, and move there also the commputation
5339 of subtarget and original_target.
5340 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5341 (LANG_HOOKS_INITIALIZER): Remove it.
5342 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5344 2008-03-18 Richard Guenther <rguenther@suse.de>
5346 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5347 found an expression with constants, note that in the VN for the lhs.
5348 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5349 fold them to constants if possible. Run cleanup_cfg if done so.
5350 (execute_pre): Return todo.
5352 (execute_fre): Likewise.
5353 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5355 (get_prop_source_stmt): Look through pointer conversions.
5357 2008-03-18 Jan Hubicka <jh@suse.cz>
5359 * tree-pretty-print.c: Include predict.h.
5360 (dump_generic_node): Dump predictor.
5361 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5362 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5363 * gimple-low.c (lower_stmt): Likewise.
5364 * expr.c (expand_expr_real): Likewise.
5365 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5367 (build_predict_expr, build_predict_expr): New.
5368 * predict.h (predictor_name, build_predict_expr): Update.
5369 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5370 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5371 * predict.def (PRED_CONTINUE): Update hitrate.
5372 * tree.def (PREDICT_EXPR): Define.
5373 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5374 do not handle BIND_EXPR.
5375 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5376 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5377 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5380 2008-03-18 Michael Matz <matz@suse.de>
5382 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5384 2008-03-18 Richard Guenther <rguenther@suse.de>
5386 * tree-gimple.h (is_gimple_invariant_address): Declare.
5387 (is_gimple_constant): Likewise.
5388 * tree-gimple.c (is_gimple_constant): New function.
5389 (is_gimple_invariant_address): Likewise.
5390 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5391 and is_gimple_invariant_address.
5392 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5394 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5395 an addressable base.
5397 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5400 * gimplify.c (gimplify_expr): Gimplify second operand of
5403 2008-03-17 Richard Guenther <rguenther@suse.de>
5405 PR tree-optimization/19637
5406 * fold-const.c (fold_unary): Remove restrictions of removing
5407 intermediate pointer-conversions (P2)(P1)P0.
5408 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5409 conversion to void pointer.
5410 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5412 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5415 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5416 emulated thread local variables.
5418 2008-03-16 Richard Guenther <rguenther@suse.de>
5421 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5422 expand TREE_INVARIANT operations that are not gimple invariant.
5424 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5426 * doc/extend.texi (Alignment): Say that the ABI controls
5427 the __alignof__ for non-strict-alignment targets rather
5428 than being a recommendation.
5430 2008-03-15 Paul Brook <paul@codesourcery.com>
5432 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5434 (arm_output_fn_unwind): Mark functions that can not be unwound.
5436 2008-03-15 Paul Brook <paul@codesourcery.com>
5438 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5439 extension instructions.
5441 2008-03-15 Richard Guenther <rguenther@suse.de>
5443 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5444 and fold constant aggregate refs.
5445 (fold_const_aggregate_ref): Handle string constants
5446 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5447 (evaluate_stmt): Simplify now that ccp_fold folds constant
5450 2008-03-15 Paul Brook <paul@codesourcery.com>
5452 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5453 (extzv): Use gen_extzv_t2.
5454 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5456 2008-03-15 Richard Guenther <rguenther@suse.de>
5458 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5459 (fold_const_aggregate_ref): Likewise.
5460 (get_value): Return NULL if we don't have any values.
5461 (ccp_finalize): Set const_val to NULL after freeing it.
5462 * tree-flow.h (get_symbol_constant_value): Declare.
5463 (fold_const_aggregate_ref): Likewise.
5464 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5466 2008-03-15 Richard Guenther <rguenther@suse.de>
5469 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5470 to not produce negative array indices if not allowed. Add
5471 parameter to indicate that.
5472 (maybe_fold_offset_to_component_ref): Allow negative array
5473 indices only for the first member of a structure.
5474 (maybe_fold_offset_to_reference): Allow negative array indices.
5475 (maybe_fold_stmt_addition): Likewise.
5477 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5478 Anatoly Sokolov <aesok@post.ru>
5480 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5481 (avr_arch): Add ARCH_AVR6.
5482 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5483 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5484 instead of fixed value 2.
5485 (print_operand_address): Use gs() asm specifier instead of pm().
5486 (avr_assemble_integer): (Ditto.).
5487 (avr_output_addr_vec_elt): (Ditto.).
5488 (print_operand): Handle "!" code.
5489 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5490 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5491 (AVR_HAVE_EIJMP_EICALL): Define.
5492 (AVR_3_BYTE_PC): Redefine.
5493 (AVR_2_BYTE_PC): (Ditto.).
5494 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5495 (LINK_SPEC): Add atmega2560 and atmega2561.
5496 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5498 * config/avr/avr.md (call_insn): Use eicall instead of icall
5499 for 3 byte PC devices.
5500 (call_value_insn): (Ditto.).
5501 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5502 (indirect_jump): Use only for for 2 byte PC devices.
5503 (*tablejump): (Ditto.).
5504 (*indirect_jump_avr6): Add insn.
5505 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5506 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5507 instead of ijmp for 3 byte PC devices.
5508 (__tablejump2__): (Ditto.).
5509 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5510 (MULITLIB_DIRNAMES): (Ditto.).
5511 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5513 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5515 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5516 "sse2_umulsidi3". Use V1DI mode for operand 0.
5517 ("mmx_psadbw"): Use V1DI mode for operand 0.
5518 * config/i386/i386-modes.def (V1SI): New vector mode.
5519 * config/i386/i386.c (struct builtin_description)
5520 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5521 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5522 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5523 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5524 v1di_ftype_v8qi_v8qi type.
5525 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5527 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5528 __builtin_ia32_pmuludq]: Fix the mode of return value.
5530 2008-03-15 Richard Guenther <rguenther@suse.de>
5533 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5536 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5538 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5539 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5540 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5541 unless TARGET_SERIALIZE_VOLATILE is enabled.
5542 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5543 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5544 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5546 2008-03-14 Richard Guenther <rguenther@suse.de>
5548 PR tree-optimization/34172
5549 * tree-flow.h (refs_may_alias_p): Declare.
5550 (get_single_def_stmt): Likewise.
5551 (get_single_def_stmt_from_phi): Likewise.
5552 (get_single_def_stmt_with_phi): Likewise.
5553 * tree-dfa.c (refs_may_alias_p): New function.
5554 (get_single_def_stmt): Likewise.
5555 (get_single_def_stmt_from_phi): Likewise.
5556 (get_single_def_stmt_with_phi): Likewise.
5557 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5558 (vn_reference_lookup_1): New helper function.
5559 (vn_reference_lookup): Walk the virtual use-def chain to
5560 continue searching for a match if the def does not alias the
5561 reference we are looking for.
5563 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5565 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5566 archive and Perzl. Update The Written Word listing.
5568 2008-03-14 Richard Guenther <rguenther@suse.de>
5570 PR tree-optimization/34043
5571 PR tree-optimization/33989
5572 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5574 (bitmap_find_leader): Use extra argument to verify dominance
5575 relationship inside a basic-block.
5576 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5577 (find_leader_in_sets): Adjust.
5578 (create_component_ref_by_pieces): Take extra argument for
5579 dominance check, handle lookup failures.
5580 (find_or_generate_expression): Likewise.
5581 (create_expression_by_pieces): Likewise.
5582 (insert_into_preds_of_block): Adjust.
5583 (create_value_expr_from): If asked for, verify all operands
5584 are in the blocks AVAIL_OUT set.
5585 (make_values_for_stmt): Check for SSA_NAMEs that are life
5586 over an abnormal edge.
5587 (compute_avail): Remove such check.
5588 (do_SCCVN_insertion): New function.
5589 (eliminate): If we do not find a leader suitable for replacement
5590 insert a replacement expression from SCCVN if available.
5591 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5592 (struct vn_ssa_aux): Add needs_insertion flag.
5593 * tree-ssa-sccvn.c (may_insert): New global flag.
5594 (copy_reference_ops_from_ref): Value-number union member access
5595 based on its size, not type and member if insertion is allowed.
5596 (visit_reference_op_load): For a weak match from union type
5597 punning lookup a view-converted value and insert a SSA_NAME
5598 for that value if that is not found.
5599 (visit_use): Make dumps shorter. Do not disallow value numbering
5600 SSA_NAMEs that are life over an abnormal edge to constants.
5601 (free_scc_vn): Release inserted SSA_NAMEs.
5602 (run_scc_vn): New flag to specify whether insertion is allowed.
5603 Process SSA_NAMEs in forward order.
5604 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5605 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5606 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5607 pointer type to/from integral types that do not change the
5608 precision to regular conversions.
5610 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5612 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5613 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5614 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5615 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5616 input arguments and the mode of return value. Built-in functions
5617 that operate on whole 64-bit MMX register now use V1DI mode.
5619 2008-03-13 Alon Dayan <alond@il.ibm.com>
5620 Olga Golovanevsky <olga@il.ibm.com>
5622 PR tree-optimization/35041
5623 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5624 to locate the right position in a statement.
5626 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5630 * config/i386/xmmintrin.h: Change all static inline functions to
5631 extern inline and add __gnu_inline__ attribute.
5632 * config/i386/bmintrin.h: Ditto.
5633 * config/i386/smmintrin.h: Ditto.
5634 * config/i386/tmmintrin.h: Ditto.
5635 * config/i386/mmintrin-common.h: Ditto.
5636 * config/i386/ammintrin.h: Ditto.
5637 * config/i386/emmintrin.h: Ditto.
5638 * config/i386/pmmintrin.h: Ditto.
5639 * config/i386/mmintrin.h: Ditto.
5640 * config/i386/mm3dnow.h: Ditto.
5642 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5645 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5646 (lower_omp_2): New function.
5647 (lower_omp_1, lower_omp): Rewritten.
5649 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5652 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5653 with the phrase "Microsoft Windows compilers".
5654 (Push/Pop Macro Pragmas): New subsection. Document
5655 #pragma push_macro and pragma pop_macro.
5657 2008-03-12 Paul Brook <paul@codesourcery.com>
5659 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5661 2008-03-12 Paul Brook <paul@codesourcery.com>
5663 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5664 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5665 (thumb2_addsi_shortim): Rename ...
5666 (thumb2_addsi_short): ... to this. Allow register operands.
5667 (thumb2_subsi_short): New pattern.
5668 (thumb2_one_cmplsi2_short,
5669 thumb2_negsi2_short): New patterns and peepholes.
5671 2008-03-12 Paul Brook <paul@codesourcery.com>
5673 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5675 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5677 * config/i386/i386.md (int_cond): New code iterator.
5679 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5680 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5681 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5682 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5683 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5684 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5685 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5686 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5688 2008-03-12 Paul Brook <paul@codesourcery.com>
5690 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5691 instead of {arm,thumb}_compute_save_reg_mask.
5692 (output_return_instruction): Ditto.
5693 (thumb_unexpanded_epilogue): Ditto.
5694 (thumb1_expand_prologue): Ditto.
5695 (thumb1_output_function_prologue): Ditto.
5696 (arm_set_return_address): Ditto.
5697 (thumb_set_return_address): Ditto.
5698 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5699 regs to achieve stack alignment.
5700 (thumb1_compute_save_reg_mask): Fix compiler warning.
5701 (arm_output_epilogue): Use offsets->saved_regs_mask.
5702 Adjust stack pointer by poping call clobered registers.
5703 (arm_expand_prologue): Use offsets->saved_regs_mask.
5704 Adjust stack pointer by pushing extra registers.
5705 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5707 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5710 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5711 conversion to the operands of a multiplication.
5713 2008-03-12 Richard Guenther <rguenther@suse.de>
5715 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5716 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5717 * timevar.def (TV_TREE_PHIPROP): Add.
5718 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5719 pass description. Use TV_TREE_PHIPROP.
5720 * tree-ssa-forwprop.c: Remove phiprop code.
5722 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5725 * omp-low.c (maybe_lookup_decl): Constify first argument.
5726 (use_pointer_for_field): Change last argument from bool to
5727 omp_context *. Disallow shared copy-in/out in nested
5728 parallel if decl is shared in outer parallel too.
5729 (build_outer_var_ref, scan_sharing_clauses,
5730 lower_rec_input_clauses, lower_copyprivate_clauses,
5731 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5733 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5734 Ira Rosen <irar@il.ibm.com>
5736 * tree-vectorizer.c (free_stmt_vec_info): New function.
5737 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5738 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5739 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5740 * tree-vect-transform.c (vectorizable_conversion): Free
5741 vec_oprnds0 if it was allocated.
5742 (vect_permute_store_chain): Remove unused VECs.
5743 (vectorizable_store): Free VECs that are allocated in the..
5745 (vect_transform_strided_load, vectorizable_load): Likewise.
5746 (vect_remove_stores): Simplify the code.
5747 (vect_transform_loop): Move code to vect_remove_stores().
5748 Call vect_remove_stores() and free_stmt_vec_info().
5750 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5752 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5753 TARGET_HPUX. Revise comment.
5754 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5755 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5756 Use sr4 variant of `be' instruction when not generating PIC code.
5757 (attr_length_call): Adjust for above change.
5759 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5761 * ipa-reference.c (static_execute): Remove module_statics_const and
5762 associated setting code.
5764 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5767 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5768 predicate for operand 1.
5769 (paritysi2_cmp): Use register_operand predicate for operand 2.
5770 Use earlyclobber modifier for operand 1. Remove support for
5772 (paritydi2_cmp): Use register_operand predicate for operand 3.
5773 Use earlyclobber modifier for operand 1. Remove support for
5776 2008-03-11 Paul Brook <paul@codesourcery.com>
5777 Vladimir Prus <vladimir@codesourcery.com>
5779 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5780 (arm_compute_save_reg0_reg12_mask): Always
5781 check if register 11 must be saved. Always safe hard frame pointer
5782 when frame_pointer_needeed.
5783 (arm_compute_save_reg_mask): Save IP and PC
5784 only with apcs frames.
5785 (arm_output_epilogue): Adjust Thumb2 codepath to
5786 be also invoked and work for ARM non-apcs frames.
5787 (arm_expand_prologue): Don't bother saving IP
5788 for non-apcs frame, since it's not clobbered by
5789 prologue code. Implement non-apcs frame
5792 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5794 PR rtl-optimization/35281
5795 * expr.c (convert_move): Use a new pseudo for the intermediate
5796 from_mode->word_mode result.
5798 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5800 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5801 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5802 * toplev.c (compile_file): Don't call it.
5804 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5807 * expr.c (store_expr): Call emit_block_move if the mode
5808 of "temp" RTX is BLKmode.
5810 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5811 Richard Guenther <rguenther@suse.de>
5813 PR tree-optimization/31358
5814 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5815 the step with a NULL_TREE.
5816 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5817 to sizetype if type is a pointer type.
5818 (add_candidate_1): Don't convert the base and step to
5819 the generic type if the orginal type is a pointer type.
5820 (add_iv_value_candidates): Use sizetype for the step
5821 if type is a pointer type.
5822 (cand_value_at): Likewise.
5823 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5825 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5826 Don't convert the tem affine to the type.
5827 (add_elt_to_tree): Use sizetype for the step if a pointer.
5828 Use POINTER_PLUS_EXPR for pointers.
5829 (aff_combination_to_tree): Use sizetype for the step if a
5832 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5834 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5835 Remove commutativity hint.
5837 2008-03-10 Jakub Jelinek <jakub@redhat.com>
5841 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
5842 errorneous type. Check that v is a VAR_DECL.
5845 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
5847 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
5849 PR tree-optimization/35494
5850 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
5851 may be overriden at link and run time.
5853 2008-03-10 Richard Guenther <rguenther@suse.de>
5855 PR tree-optimization/34677
5856 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5857 (poolify_tree): Likewise.
5858 (modify_expr_template): Likewise.
5859 (poolify_modify_stmt): Likewise.
5860 (insert_fake_stores): Handle all component-ref style stores
5861 in addition to INDIRECT_REF. Also handle complex types.
5862 Do not poolify the inserted load.
5863 (realify_fake_stores): Do not rebuild the tree but only
5864 make it a SSA_NAME copy.
5865 (init_pre): Remove initialzation of modify_expr_template.
5866 Do not allocate modify_expr_node_pool.
5867 (fini_pre): Do not free modify_expr_node_pool.
5869 2008-03-10 Paul Brook <paul@codesourcery.com>
5871 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
5874 2008-03-10 Paul Brook <paul@codesourcery.com>
5875 Mark Shinwell <shinwell@codesourcery.com>
5877 * config/arm/cortex-r4.md: New.
5878 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
5880 * config/arm/arm.md: Include cortex-r4.md.
5881 (insn): Add smmls, sdiv and udiv values.
5882 (generic_sched): Don't use generic scheduling for Cortex-R4.
5883 (arm_issue_rate): New function.
5884 (TARGET_SCHED_ISSUE_RATE): Define.
5886 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
5888 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
5890 2008-03-10 Richard Guenther <rguenther@suse.de>
5892 * tree-ssa-pre.c (get_sccvn_value): Simplify.
5893 (compute_avail): Do not add stmt uses to AVAIL_OUT.
5895 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
5897 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5898 Set default to true.
5900 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5902 * c.opt (Wsynth): Deprecate.
5903 * doc/invoke.texi (Option Summary, Warning Options): Document
5904 -Wno-format-contains-nul.
5906 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
5909 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
5910 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
5912 2008-03-09 Ira Rosen <irar@il.ibm.com>
5914 * config/rs6000/rs6000.c (builtin_description): Rename vector
5915 left shift operations.
5916 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
5917 (altivec_vsl<VI_char>): Rename to ...
5918 (ashl<mode>3): ... new name.
5919 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
5921 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
5923 2008-03-08 Richard Guenther <rguenther@suse.de>
5925 * coverage.h (tree_coverage_counter_addr): Declare.
5926 * coverage.c (tree_coverage_counter_addr): New function.
5927 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
5929 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
5930 (tree_gen_one_value_profiler): Likewise.
5931 (tree_gen_ic_profiler): Likewise.
5932 (tree_gen_average_profiler): Likewise.
5933 (tree_gen_ior_profiler): Likewise.
5935 2008-03-08 Richard Guenther <rguenther@suse.de>
5937 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
5938 (vn_binary_op_insert): Likewise.
5939 (vn_unary_op_lookup): Likewise.
5940 (vn_unary_op_insert): Likewise.
5941 (vn_nary_op_lookup): Declare.
5942 (vn_nary_op_insert): Likewise.
5943 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
5944 and binary hashes, use a single obstack for unary_op_pool
5946 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
5947 a single struct vn_nary_op_s. Store tree code length and
5948 a variable number of operands.
5949 (struct vn_reference_op_struct): Remove unused op2.
5950 (vn_reference_op_eq): Do not compare op2.
5951 (vn_reference_op_compute_hash): Do not compute hash of op2.
5952 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
5953 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
5954 with vn_nary_op_compute_hash.
5955 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
5956 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
5958 (vn_unary_op_insert, vn_binary_op_insert): Replace with
5960 (visit_unary_op): Call nary functions.
5961 (visit_binary_op): Likewise.
5962 (process_scc): Adjust for struct vn_tables_s changes.
5963 (allocate_vn_table): Likewise.
5964 (free_vn_table): Likewise.
5965 * tree-vn.c (vn_add): Call nary functions.
5966 (vn_lookup): Likewise.
5968 2008-03-08 Jakub Jelinek <jakub@redhat.com>
5971 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
5972 wdst back after sync_compare_and_swapqhi_internal.
5974 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
5977 * config/i386/i386-modes.def (V1DI): New vector mode.
5978 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
5979 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
5980 (MMXMODE248): Ditto.
5981 (MMXMODE): Add V1DI mode.
5982 (mmxvecsize): Change DI mode to V1DI mode.
5983 ("mov<mode>): Use MMXMODEI8 mode iterator.
5984 ("*mov<mode>_internal_rex64"): Ditto.
5985 ("*mov<mode>_internal"): Ditto.
5986 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
5987 ("mmx_sub<mode>3"): Ditto.
5988 ("mmx_adddi3"): Remove insn pattern.
5989 ("mmx_subdi3"): Ditto.
5990 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
5991 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
5992 ("mmx_ashl<mode>3"): Ditto.
5993 ("mmx_lshrdi3"): Remove insn pattern.
5994 ("mmx_ashldi3"): Ditto.
5995 * config/i386/i386.c (classify_argument): Handle V1DImode.
5996 (function_arg_advance_32): Ditto.
5997 (function_arg_32): Ditto.
5998 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
5999 mmx_addv1di3 insn pattern.
6000 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6001 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6002 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6003 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6004 Remove definitions of built-in functions.
6005 (V1DI_type_node): New node.
6006 (v1di_ftype_v1di_int): Ditto.
6007 (v1di_ftype_v1di_v1di): Ditto.
6008 (v2si_ftype_v2si_si): Ditto.
6009 (v4hi_ftype_v4hi_di): Remove node.
6010 (v2si_ftype_v2si_di): Ditto.
6011 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6012 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6013 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6014 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6015 Add new builtins using def_builtin_const.
6016 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6017 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6018 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6019 * config/i386/mmintrin.h (__v1di): New typedef.
6020 (_mm_add_si64): Cast arguments to __v1di type.
6021 (_mm_sub_si64): Ditto.
6022 (_mm_sll_pi16): Cast __count to __v4hi type.
6023 (_mm_sll_pi32): Cast __count to __v2si type.
6024 (_mm_sll_si64): Cast arguments to __v1di type.
6025 (_mm_srl_pi16): Cast __count to __v4hi type.
6026 (_mm_srl_pi32): Cast __count to __v2si type.
6027 (_mm_srl_si64): Cast arguments to __v1di type.
6028 (_mm_sra_pi16): Cast __count to __v4hi type.
6029 (_mm_sra_pi32): Cast __count to __v2si type.
6030 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6031 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6032 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6033 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6034 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6035 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6036 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6037 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6038 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6039 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6040 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6041 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6043 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6045 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6047 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6050 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6051 reg+const addressing for Altivec modes. Don't generate reg+reg
6052 addressing for TFmode or TDmode quantities.
6054 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6056 * c-common.c (vector_types_convertible_p): Call langhook
6057 instead of comptypes.
6059 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6062 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6063 integral and scalar float variables which have a
6066 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6068 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6069 dwarf_register_span hook when emitting unwind information for
6070 register-to-memory saves.
6071 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6072 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6074 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6076 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6077 for the same VAR_DECL.
6079 2008-03-06 Tom Tromey <tromey@redhat.com>
6082 * doc/standards.texi (Standards): Don't mention treelang.
6083 * doc/invoke.texi (Overall Options): Don't mention treelang.
6084 * doc/install.texi (Prerequisites): Don't mention bison or
6086 (Configuration): Don't mention treelang.
6087 (Building): Likewise.
6088 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6090 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6092 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6093 word-extractions out of a multi-word object.
6095 2008-03-06 Richard Guenther <rguenther@suse.de>
6097 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6098 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6099 result type and precision.
6100 * expr.c (get_inner_reference): Set unsignedp based on the result
6101 type of BIT_FIELD_REF.
6102 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6103 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6104 (try_instantiate_multiple_fields): Likewise. Use the correct type
6106 (sra_build_assignment): Likewise.
6107 (sra_build_elt_assignment): Likewise.
6108 (sra_explode_bitfield_assignment): Likewise.
6109 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6110 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6111 set BIT_FIELD_REF_UNSIGNED.
6112 (vectorizable_load): Likewise.
6114 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6116 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6119 2008-03-06 Richard Guenther <rguenther@suse.de>
6121 * alias.c (struct alias_set_entry): Move has_zero_child field
6122 to pack with alias_set.
6124 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6126 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6129 2008-03-05 Ian Lance Taylor <iant@google.com>
6131 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6133 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6135 * fwprop.c (update_df): Support width and offset parameters of
6137 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6138 global_conflicts): Change DF_REF_EXTRACT to either
6139 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6140 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6141 * df-scan.c (df_ref_record, df_defs_record,
6142 df_ref_create_structure, df_def_record_1, df_uses_record,
6143 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6144 df_bb_refs_collect, df_entry_block_defs_collect,
6145 df_exit_block_uses_collect): Support new width and offset fields.
6146 (ref_extract_pool): New storage pool.
6147 (df_free_ref): New function.
6148 (df_reg_chain_unlink, df_free_collection_rec,
6149 df_sort_and_compress_refs): Call df_free_ref.
6150 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6152 (df_ref_create_structure): Allocate df_ref_extract if offset and
6153 width fields are used.
6154 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6155 (df_uses_record): Get offset and width from ZERO_EXTRACT
6157 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
6158 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6159 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6160 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
6161 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6162 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6163 (df_ref_extract): New structure.
6164 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6165 (df_ref_create): Add width and offset parameters.
6167 2008-03-05 Richard Guenther <rguenther@suse.de>
6169 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6170 Use ranges_overlap_p.
6171 (offset_overlaps_with_access): Rename
6172 to ranges_overlap_p and move ...
6173 * tree-flow-inline.h (ranges_overlap_p): ... here.
6175 * tree.h (get_inner_reference, handled_component_p): Update
6178 * tree.h (record_component_aliases, get_alias_set,
6179 alias_sets_conflict_p, alias_sets_must_conflict_p,
6180 objects_must_conflict_p): Move declarations ...
6181 * alias.h (record_component_aliases, get_alias_set,
6182 alias_sets_conflict_p, alias_sets_must_conflict_p,
6183 objects_must_conflict_p): ... here.
6184 Include coretypes.h.
6185 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6187 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6189 * cfg.c: Include tree-flow.h.
6190 (remove_edge_raw): Call redirect_edge_var_map_clear.
6191 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6192 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6193 (redirect_edge_var_map_result): New.
6194 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6195 PENDING_STMT use with redirect_edge_var_map_*.
6196 * tree-ssa.c (edge_var_maps): New definition.
6197 (redirect_edge_var_map_add): New.
6198 (redirect_edge_var_map_clear): New.
6199 (redirect_edge_var_map_dup): New.
6200 (redirect_edge_var_map_vector): New.
6201 (redirect_edge_var_map_destroy): New.
6202 (ssa_redirect_edge): Replace PENDING_STMT use with
6203 redirect_edge_var_map_*.
6204 (flush_pending_stmts): Same.
6205 (delete_tree_ssa): Destroy edge var map.
6206 * tree-flow.h (struct _edge_var_map): New.
6207 Define edge_var_map vector type.
6208 Declare redirect_edge_var_map_* prototypes.
6209 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6210 * tree-cfg.c (reinstall_phi_args): Replace
6211 PENDING_STMT use with redirect_edge_var_map_*.
6213 2008-03-05 Richard Guenther <rguenther@suse.de>
6215 PR tree-optimization/35472
6216 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6217 whose single use_stmt has a overlapping set of loaded and
6218 stored symbols as that use_stmt might be a noop assignment then.
6220 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6222 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6224 2008-03-05 Richard Guenther <rguenther@suse.de>
6227 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6228 should be constants.
6229 * tree-cfg.c (verify_expr): Verify it.
6230 * fold-const.c (fold_truthop): Remove code generating
6231 BIT_FIELD_REFs of structure bases.
6232 (fold_binary): Likewise.
6233 (fold_ternary): Position and size of BIT_FIELD_REFs are
6234 always host integers.
6235 (make_bit_field_ref): Remove.
6236 (optimize_bit_field_compare): Remove.
6237 (all_ones_mask_p): Remove.
6239 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6242 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6243 (split_block_and_df_analyze): New. Split basic block and rebuild
6245 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6247 (split_pattern_seq): Likewise.
6248 (erase_matching_seqs): Likewise.
6249 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6251 2008-03-04 Geoff Keating <geoffk@apple.com>
6253 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6254 declaration and code.
6255 (tree_invalid_nonnegative_warnv_p): Likewise.
6257 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6259 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
6260 examples. Truncate option-names then causing overfull hbox.
6262 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6265 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
6267 * configure: Rebuilt.
6269 2008-03-04 Rafael Espindola <espindola@google.com>
6271 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
6272 (tree_unary_nonnegative_warnv_p): New.
6273 (tree_binary_nonnegative_warnv_p): New.
6274 (tree_single_nonnegative_warnv_p): New.
6275 (tree_invalid_nonnegative_warnv_p): New.
6276 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
6278 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6281 * opts.c (handle_option): Postpone 'unknown option' errors only for
6284 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
6287 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
6290 2008-03-04 Rafael Espindola <espindola@google.com>
6292 * fold-const.c (tree_unary_nonzero_warnv_p): New.
6293 (tree_binary_nonzero_warnv_p): New.
6294 (tree_single_nonzero_warnv_p): New.
6295 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
6297 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6300 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6301 transformations for modes that have signed zeros.
6302 * ifcvt.c (noce_try_abs): Ditto.
6304 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6306 * config/i386/i386.c (override_options): Force
6307 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6309 2008-03-04 Jan Hubicka <jh@suse.cz>
6312 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6315 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6317 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6318 label to probe the stack.
6320 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6322 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6323 (__gthr_win32_mutex_destroy): Declare.
6324 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6325 __gthr_win32_mutex_destroy.
6326 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6328 2008-03-03 Jan Hubicka <jh@suse.cz>
6331 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6332 aggressive on inlining cold calls.
6334 2008-03-03 Richard Guenther <rguenther@suse.de>
6336 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6337 struct copies into the expression table.
6338 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6339 (try_to_simplify): Likewise.
6340 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6341 integral and pointer arguments which do not change the
6342 precision to NOP_EXPRs.
6343 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6344 VIEW_CONVERT_EXPR case.
6346 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6348 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6349 defined in a loop at depth 0 is invariant.
6350 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6351 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6352 be called at loop depth 0.
6354 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6357 * gcc.c (process_command): Update copyright notice dates.
6358 * gcov.c (print_version): Likewise.
6359 * gcov-dump.c (print_version): Likewise.
6360 * mips-tfile.c (main): Likewise.
6361 * mips-tdump.c (main): Likewise.
6363 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6366 * c-common.c (flag_permissive): Delete.
6367 (constant_expression_warnings): Check flags first.
6368 (constant_expression_error): New.
6369 * c-common.h (flag_permissive): Delete.
6370 (constant_expression_error): Declare.
6371 * flags.h (flag_permissive): Declare. Update description.
6372 * diagnostic.c (pedwarn): Update.
6374 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6375 (permissive_error_kind): New.
6376 * toplev.c (flag_permissive): Define. Update description.
6377 * toplev.h (permissive_error_kind): Declare.
6378 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6379 (pedwarn_c90): Use pedantic_warning_kind.
6380 * c-opts.c (c_common_post_options): flag_permissive does not affect
6381 flag_pedantic_errors.
6383 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6385 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6386 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6387 __absvsi2, __absvDI2): Use unsigned arithmetic.
6389 2008-03-02 Andi Kleen <ak@suse.de>
6390 Richard Guenther <rguenther@suse.de>
6392 * struct-equiv.c: Remove file.
6393 * cfg_cleanup.c (condjump_equiv_p): Remove.
6394 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6395 (struct-equiv.o): Remove rule.
6396 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6397 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6398 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6400 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6402 * ifcvt.c (noce_process_if_block): Try to handle only the then
6403 block if the else block exists but isn't suitable.
6405 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6408 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6409 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6410 regression from previous patch.
6412 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6415 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6417 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6418 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6419 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6420 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6421 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6422 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6423 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6424 (__gthread_mutex_destroy_function): Rename to
6425 __gthread_mutex_destroy.
6426 * gthr-dce.h (__gthread_mutex_destroy): Call
6427 pthread_mutex_destroy.
6428 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6429 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6430 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6432 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6434 * df-scan.c (df_ref_chain_change_bb): Simplify.
6435 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6436 set_block_for_insn if there's any change.
6437 * df.h ((df_insn_change_bb): Fix prototype.
6438 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6439 df_insn_change_bb, don't call set_block_for_insn.
6440 * emit-rtl.c (reorder_insns): Likewise.
6441 * haifa-sched.c (move_insn): Likewise.
6443 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6445 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6447 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6449 * tree-flow-inline.h (next_readonly_imm_use): Return
6450 NULL_USE_OPERAND_P after the end.
6452 2008-03-01 Richard Guenther <rguenther@suse.de>
6454 PR tree-optimization/35411
6455 * tree-sra.c (sra_build_assignment): Split conversion to
6456 final type to a separate statement if we are not assigning
6459 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6461 * fold-const.c (fold_convertible_p): Correct the logic to follow
6462 that in fold_convert().
6464 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6467 * tree-inline.c (build_duplicate_type): When we make a
6468 duplicate type, make it unique in the canonical types system.
6470 2008-02-29 Tom Tromey <tromey@redhat.com>
6472 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6473 input_file_stack_history, input_file_stack_restored): Remove.
6474 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6475 * input.h (struct file_stack): Remove.
6476 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6477 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6479 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6481 (diagnostic_last_module_changed): Add 'map' argument.
6482 (diagnostic_set_last_function): Likewise.
6483 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6484 line map, not input_file_stack.
6485 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6487 2008-02-29 Paul Brook <paul@codesourcery.com>
6489 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6491 2008-02-29 Paul Brook <paul@codesourcery.com>
6493 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6495 2008-02-29 Richard Guenther <rguenther@suse.de>
6497 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6499 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6500 value for comparing for a store match.
6501 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6502 (try_to_simplify): Do not do a full-blown reference lookup.
6504 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6506 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6507 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6509 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6511 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6513 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6514 strides against cache sizes.
6516 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6518 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6521 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6523 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6524 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6525 is smaller than the original promoted value.
6526 (simplify_subreg): If OP is a SUBREG, try to preserve its
6527 SUBREG_PROMOTED_VAR_P information.
6529 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6531 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6532 (VN_INFO_GET): Allocate new objects on the obstack.
6533 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6534 for rpo_numbers_temp, for consistency.
6535 (free_scc_vn): Free the obstack.
6537 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6539 * doc/invoke.texi: Document -ftree-loop-distribution.
6540 * tree-loop-distribution.c: New.
6541 * tree-pass.h (pass_loop_distribution): New.
6542 * graphds.h (struct graph): Add htab_t indices.
6543 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6544 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6545 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6546 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6547 * tree-data-ref.c (debug_data_dependence_relations): New.
6548 (dump_data_dependence_relation): Also print data references.
6549 (free_data_ref): Extern.
6550 (same_access_functions): Moved...
6551 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6552 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6553 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6554 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6555 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6556 (stmts_from_loop): Skip LABEL_EXPR.
6557 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6559 (build_rdg): Initialize rdg->indices htab.
6560 (free_rdg, stores_from_loop, ref_base_address,
6561 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6562 have_similar_memory_accesses_1, ref_base_address_1,
6563 remove_similar_memory_refs): New.
6564 * tree-data-ref.h: Depend on tree-chrec.h.
6565 (debug_data_dependence_relations, free_data_ref): Declared.
6566 (same_access_functions): ... here.
6567 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6569 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6570 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6571 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6572 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6573 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6574 rdg_vertex_for_stmt): Declared.
6575 (struct rdg_edge): Add level.
6577 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6578 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6580 (rdg_has_similar_memory_accesses): New.
6581 * tree-vect-analyze.c: Remove unused static decls.
6582 * lambda.h (dependence_level): New.
6583 * common.opt (ftree-loop-distribution): New.
6584 * tree-flow.h (mark_virtual_ops_in_bb,
6585 slpeel_tree_duplicate_loop_to_edge_cfg,
6586 rename_variables_in_loop): Declared.
6587 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6588 (OBJS-common): Add tree-loop-distribution.o.
6589 (tree-loop-distribution.o): New rule.
6590 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6591 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6592 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6594 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6597 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6598 other than structures and unions.
6600 2008-02-28 Richard Guenther <rguenther@suse.de>
6603 2008-02-26 Richard Guenther <rguenther@suse.de>
6605 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6606 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6607 (lookup_decl_from_uid): Declare.
6608 (remove_decl_from_map): Likewise.
6609 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6610 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6611 (decl_for_uid_map): New global hashtable mapping DECL_UID
6613 (init_ttree): Allocate it.
6614 (insert_decl_to_uid_decl_map): New helper function.
6615 (make_node_stat): Insert new decls into the map.
6616 (copy_node_stat): Likewise.
6617 (lookup_decl_from_uid): New function.
6618 (remove_decl_from_map): Likewise.
6619 (print_decl_for_uid_map_statistics): New helper.
6620 (dump_tree_statistics): Call it.
6622 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6623 (referenced_var_iterator): Adjust.
6624 (FOR_EACH_REFERENCED_VAR): Adjust.
6625 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6626 (num_referenced_vars): Adjust.
6627 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6628 (first_referenced_var): Remove.
6629 (end_referenced_vars_p): Likewise.
6630 (next_referenced_var): Likewise.
6631 (referenced_var_iterator_set): New helper function.
6632 * tree-dfa.c (referenced_var_lookup): Adjust.
6633 (referenced_var_check_and_insert): Likewise.
6634 (remove_referenced_var): Likewise.
6635 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6636 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6637 (verify_call_clobbering): Likewise.
6638 (verify_memory_partitions): Likewise.
6639 (init_tree_ssa): Allocate bitmap instead of hashtable for
6641 (delete_tree_ssa): Adjust.
6642 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6643 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6644 (compute_tag_properties): Likewise.
6645 (set_initial_properties): Likewise.
6646 (find_partition_for): Likewise.
6647 (update_reference_counts): Likewise.
6648 (dump_may_aliases_for): Likewise.
6649 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6650 (add_call_clobber_ops): Likewise.
6651 (add_call_read_ops): Likewise.
6652 (get_asm_expr_operands): Likewise.
6653 * tree-into-ssa.c (dump_decl_set): Likewise.
6654 (update_ssa): Likewise.
6655 * tree-sra.c (scan_function): Likewise.
6656 (decide_instantiations): Likewise.
6657 (scalarize_parms): Likewise.
6658 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6659 (dsa_named_for): Likewise.
6660 * tree-ssa-structalias.c (update_alias_info): Likewise.
6661 (merge_smts_into): Likewise.
6663 2008-02-27 David Daney <ddaney@avtrex.com>
6666 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6667 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6668 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6669 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6670 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6672 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6675 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6676 (BUILT_IN_NEXTTOWARD): Remove.
6677 (BUILT_IN_NEXTTOWARDF): Ditto.
6678 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6679 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6681 2008-02-27 Tom Tromey <tromey@redhat.com>
6683 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6684 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6686 2008-02-27 Jan Beulich <jbeulich@novell.com>
6688 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6689 update the respective field on newdecl.
6691 2008-02-27 Revital Eres <eres@il.ibm.com>
6693 PR rtl-optimization/34999
6694 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6695 crossing edges that ends with a call insn.
6696 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6697 call insn and clear the EDGE_CROSSING flag of the crossing edge
6698 when fixing fallthru edges.
6700 2008-02-27 Richard Guenther <rguenther@suse.de>
6703 * fold-const.c (fold_unary): Return the correct argument,
6704 converted to the result type.
6706 2008-02-27 Richard Guenther <rguenther@suse.de>
6709 * expr.c (expand_expr_real_1): Assert on rotates that operate
6711 * fold-const.c (fold_binary): Use the types precision, not the
6712 bitsize of the mode if folding rotate expressions. Build rotates
6713 only for full modes.
6715 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6717 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6719 * c-pragma.c (pragma_ns_name): New typedef.
6720 (registered_pp_pragmas): New variable.
6721 (c_pp_lookup_pragma): New function.
6722 (c_register_pragma_1): If flag_preprocess_only, do nothing
6723 for non-expanded pragmas, for expanded ones push pragma's
6724 namespace and name into registered_pp_pragmas vector.
6725 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6726 flag_preprocess_only, don't register GCC pch_preprocess
6727 pragma if flag_preprocess_only.
6728 * c-opts.c (c_common_init): Call init_pragma even if
6729 flag_preprocess_only.
6730 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6731 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6732 cpp_register_pragma if flag_preprocess_only.
6734 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6737 * c-parser.c (c_parser_translation_unit): Warn for empty
6738 translation unit, not empty source file.
6740 2008-02-26 Paul Brook <paul@codesourcery.com>
6742 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6743 operand for Thumb-2.
6744 * config/arm/arm.h (reg_class): Add CORE_REGS.
6745 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6746 (BASE_REG_CLASS): Use CORE_REGS.
6747 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6748 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6749 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6750 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6751 ARM_REGNO_OK_FOR_INDEX_P.
6752 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6753 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6754 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6755 (ldm/stm peepholes): Ditto.
6756 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6757 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6758 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6759 * config/arm/constraints.md: Enable "k" constraint on ARM.
6761 2008-02-27 Ben Elliston <bje@au.ibm.com>
6763 * config/rs6000/rs6000.c: Annotate cache line size field in all
6764 instances of struct processor_costs.
6766 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6768 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6769 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6770 jump_bypass): New counters.
6771 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6772 * dce.c (gate_ud_dce): Same.
6773 (gate_fast_dce): Same.
6774 * dse.c (gate_dse1): New function.
6775 (gate_dse2): New function.
6776 (gate_dse): Merge results of new gate functions.
6777 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6778 (gate_handle_jump_bypass): Add dbg_cnt.
6779 (gate_handle_gcse): Add dbg_cnt.
6780 * ifcvt.c (gate_handle_if_conversion): Same.
6781 (gate_handle_if_after_combine): Same.
6782 (gate_handle_if_after_reload): Same.
6783 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6785 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6787 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6789 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6791 2008-02-26 Jason Merrill <jason@redhat.com>
6794 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6795 alone if it's the naming decl for the type's main variant.
6797 2008-02-26 Tom Tromey <tromey@redhat.com>
6799 * system.h (USE_MAPPED_LOCATION): Poison.
6800 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6801 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6802 (make_goto_expr_edges): Likewise.
6803 (remove_bb): Likewise.
6804 (execute_warn_function_return): Likewise.
6805 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6807 * c-common.c (fname_decl): Remove old location code.
6808 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6810 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6812 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6813 (gen_rtx_ASM_INPUT): Likewise.
6814 (gen_rtx_ASM_INPUT_loc): Likewise.
6815 (get_rtx_asm_OPERANDS): Remove.
6816 * cfglayout.c (insn_locators_alloc): Remove old location code.
6817 (set_curr_insn_source_location): Likewise.
6818 (curr_insn_locator): Likewise.
6819 * print-tree.c (print_node): Remove old location code.
6820 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6821 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6822 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6823 location_from_locus.
6824 (construct_exit_block): Remove old location code.
6825 * emit-rtl.c (force_next_line_note): Remove old location code.
6826 * profile.c (branch_prob): Remove old location code.
6827 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6828 LOC_LINE): Remove old-location variants.
6829 * langhooks.c (lhd_print_error_function): Remove old location
6831 * configure, config.in: Rebuilt.
6832 * configure.ac (--enable-mapped-location): Remove.
6833 * c-decl.c (c_init_decl_processing): Remove old location code.
6834 (finish_function): Likewise.
6835 * recog.c (decode_asm_operands): Remove old location code.
6836 * c-pch.c (c_common_read_pch): Remove old location code.
6837 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
6839 * gimple-low.c (lower_function_body): Remove old location code.
6840 * toplev.c (unknown_location): Remove.
6841 (push_srcloc): Remove old-location variant.
6842 (process_options): Remove old location code.
6843 (lang_dependent_init): Likewise.
6844 * input.h (UNKNOWN_LOCATION): Move definition.
6845 (location_t): Undeprecate.
6846 (source_locus): Remove.
6847 (location_from_locus): Remove.
6848 (struct location_s): Remove.
6849 Remove all old-location code.
6850 (input_line, input_filename): Remove.
6851 * final.c (final_scan_insn): Remove old location code.
6852 * diagnostic.c (diagnostic_build_prefix): Remove
6853 USE_MAPPED_LOCATION test.
6854 * tree.h (gimple_stmt) <locus>: Now a location_t.
6855 (tree_exp) <locus>: Likewise.
6856 (DECL_IS_BUILTIN): Remove old-location variant.
6857 (annotate_with_file_line, annotate_with_locus): Likewise.
6858 (expr_locus, set_expr_locus): Update.
6859 * tree.c (build1_stat): Remove old location code.
6860 (last_annotated_node): Remove.
6861 (annotate_with_file_line): Remove old-location variant.
6862 (annotate_with_locus): Likewise.
6863 (expr_location): Remove old location code.
6864 (set_expr_location): Likewise.
6865 (expr_has_location): Likewise.
6866 (expr_locus): Likewise.
6867 (set_expr_locus): Likewise.
6868 (expr_filename): Don't use location_from_locus.
6869 (expr_lineno): Likewise.
6870 * rtl-error.c (location_for_asm): Remove old location code.
6871 * c-lex.c (cb_line_change): Remove old location code.
6872 (fe_file_change): Likewise.
6873 (cb_def_pragma): Likewise.
6874 (c_lex_with_flags): Likewise.
6875 * gengtype.c (do_typedef): Don't special-case location types.
6876 (define_location_structures): Remove.
6877 (main): Don't call define_location_structures.
6878 * tree-pretty-print.c (dump_implicit_edges): Remove old location
6881 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6884 * builtins.def (BUILT_IN_STDARG_START): Remove.
6885 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
6886 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6887 * tree-inline.c (inline_forbidden_p_1): Likewise.
6889 2008-02-26 Richard Guenther <rguenther@suse.de>
6891 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6892 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6893 (lookup_decl_from_uid): Declare.
6894 (remove_decl_from_map): Likewise.
6895 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6896 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6897 (decl_for_uid_map): New global hashtable mapping DECL_UID
6899 (init_ttree): Allocate it.
6900 (insert_decl_to_uid_decl_map): New helper function.
6901 (make_node_stat): Insert new decls into the map.
6902 (copy_node_stat): Likewise.
6903 (lookup_decl_from_uid): New function.
6904 (remove_decl_from_map): Likewise.
6905 (print_decl_for_uid_map_statistics): New helper.
6906 (dump_tree_statistics): Call it.
6908 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6909 (referenced_var_iterator): Adjust.
6910 (FOR_EACH_REFERENCED_VAR): Adjust.
6911 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6912 (num_referenced_vars): Adjust.
6913 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6914 (first_referenced_var): Remove.
6915 (end_referenced_vars_p): Likewise.
6916 (next_referenced_var): Likewise.
6917 (referenced_var_iterator_set): New helper function.
6918 * tree-dfa.c (referenced_var_lookup): Adjust.
6919 (referenced_var_check_and_insert): Likewise.
6920 (remove_referenced_var): Likewise.
6921 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6922 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6923 (verify_call_clobbering): Likewise.
6924 (verify_memory_partitions): Likewise.
6925 (init_tree_ssa): Allocate bitmap instead of hashtable for
6927 (delete_tree_ssa): Adjust.
6928 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6929 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6930 (compute_tag_properties): Likewise.
6931 (set_initial_properties): Likewise.
6932 (find_partition_for): Likewise.
6933 (update_reference_counts): Likewise.
6934 (dump_may_aliases_for): Likewise.
6935 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6936 (add_call_clobber_ops): Likewise.
6937 (add_call_read_ops): Likewise.
6938 (get_asm_expr_operands): Likewise.
6939 * tree-into-ssa.c (dump_decl_set): Likewise.
6940 (update_ssa): Likewise.
6941 * tree-sra.c (scan_function): Likewise.
6942 (decide_instantiations): Likewise.
6943 (scalarize_parms): Likewise.
6944 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6945 (dsa_named_for): Likewise.
6946 * tree-ssa-structalias.c (update_alias_info): Likewise.
6947 (merge_smts_into): Likewise.
6949 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6952 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
6953 * c-opts.c (c_common_handle_option): Wall enables
6954 Wvolatile-register-var.
6955 * common.opt: Move Wvolatile-register-var to...
6958 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6960 * common.opt (Wlarger-than=): New.
6961 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
6963 * opts.c (common_handle_option): Handle -Wlarger-than=.
6964 * optc-gen.awk: Likewise.
6965 * opth-gen.awk: Likewise.
6966 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
6967 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6969 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6971 * c-common.c (match_case_to_enum_1): Add appropriate
6972 OPT_W* parameter to warning.
6973 (c_do_switch_warnings): Likewise.
6974 * c-typeck.c (warning_init): Add one more parameter following
6976 (push_init_level): Update call to warning_init.
6977 (pop_init_level): Likewise.
6978 (add_pending_init): Likewise.
6979 (output_init_element: Likewise.
6981 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6984 * toplev.c (toplev_main): If there are warnings or error, print
6985 errors for ignored options.
6986 * opts.c (ignored_options): New static variable.
6987 (postpone_unknown_option_error): New.
6988 (print_ignored_options): New.
6989 (handle_option): Postpone errors for unknown -Wno-* options.
6990 * opts.h (print_ignored_options): Declare.
6992 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
6994 * config/mips/mips.md (loadgp_blockage, blockage): Change type
6997 2008-02-25 Richard Guenther <rguenther@suse.de>
7000 2008-02-25 Richard Guenther <rguenther@suse.de>
7002 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7003 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7004 (lookup_decl_from_uid): Declare.
7005 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7006 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7007 (decl_for_uid_map): New global hashtable mapping DECL_UID
7009 (init_ttree): Allocate it.
7010 (insert_decl_to_uid_decl_map): New helper function.
7011 (make_node_stat): Insert new decls into the map.
7012 (copy_node_stat): Likewise.
7013 (lookup_decl_from_uid): New function.
7014 (print_decl_for_uid_map_statistics): New helper.
7015 (dump_tree_statistics): Call it.
7017 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7018 (referenced_var_iterator): Adjust.
7019 (FOR_EACH_REFERENCED_VAR): Adjust.
7020 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7021 (num_referenced_vars): Adjust.
7022 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7023 (first_referenced_var): Remove.
7024 (end_referenced_vars_p): Likewise.
7025 (next_referenced_var): Likewise.
7026 (referenced_var_iterator_set): New helper function.
7027 * tree-dfa.c (referenced_var_lookup): Adjust.
7028 (referenced_var_check_and_insert): Likewise.
7029 (remove_referenced_var): Likewise.
7030 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7031 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7032 (verify_call_clobbering): Likewise.
7033 (verify_memory_partitions): Likewise.
7034 (init_tree_ssa): Allocate bitmap instead of hashtable for
7036 (delete_tree_ssa): Adjust.
7037 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7038 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7039 (compute_tag_properties): Likewise.
7040 (set_initial_properties): Likewise.
7041 (find_partition_for): Likewise.
7042 (update_reference_counts): Likewise.
7043 (dump_may_aliases_for): Likewise.
7044 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7045 (add_call_clobber_ops): Likewise.
7046 (add_call_read_ops): Likewise.
7047 (get_asm_expr_operands): Likewise.
7048 * tree-into-ssa.c (dump_decl_set): Likewise.
7049 (update_ssa): Likewise.
7050 * tree-sra.c (scan_function): Likewise.
7051 (decide_instantiations): Likewise.
7052 (scalarize_parms): Likewise.
7053 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7054 (dsa_named_for): Likewise.
7055 * tree-ssa-structalias.c (update_alias_info): Likewise.
7056 (merge_smts_into): Likewise.
7058 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7061 * doc/invoke.texi (-fcx-limited-range): Document new option.
7062 * toplev.c (process_options): Handle -fcx-fortran-rules.
7063 * common.opt: Add documentation for -fcx-fortran-rules.
7065 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7068 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7069 actual behaviour and C99.
7071 2008-02-26 Ben Elliston <bje@au.ibm.com>
7073 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7074 (ASM_CPU_POWER6_SPEC): Likewise.
7075 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7076 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7077 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7079 2008-02-25 Richard Guenther <rguenther@suse.de>
7081 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7082 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7083 (lookup_decl_from_uid): Declare.
7084 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7085 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7086 (decl_for_uid_map): New global hashtable mapping DECL_UID
7088 (init_ttree): Allocate it.
7089 (insert_decl_to_uid_decl_map): New helper function.
7090 (make_node_stat): Insert new decls into the map.
7091 (copy_node_stat): Likewise.
7092 (lookup_decl_from_uid): New function.
7093 (print_decl_for_uid_map_statistics): New helper.
7094 (dump_tree_statistics): Call it.
7096 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7097 (referenced_var_iterator): Adjust.
7098 (FOR_EACH_REFERENCED_VAR): Adjust.
7099 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7100 (num_referenced_vars): Adjust.
7101 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7102 (first_referenced_var): Remove.
7103 (end_referenced_vars_p): Likewise.
7104 (next_referenced_var): Likewise.
7105 (referenced_var_iterator_set): New helper function.
7106 * tree-dfa.c (referenced_var_lookup): Adjust.
7107 (referenced_var_check_and_insert): Likewise.
7108 (remove_referenced_var): Likewise.
7109 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7110 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7111 (verify_call_clobbering): Likewise.
7112 (verify_memory_partitions): Likewise.
7113 (init_tree_ssa): Allocate bitmap instead of hashtable for
7115 (delete_tree_ssa): Adjust.
7116 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7117 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7118 (compute_tag_properties): Likewise.
7119 (set_initial_properties): Likewise.
7120 (find_partition_for): Likewise.
7121 (update_reference_counts): Likewise.
7122 (dump_may_aliases_for): Likewise.
7123 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7124 (add_call_clobber_ops): Likewise.
7125 (add_call_read_ops): Likewise.
7126 (get_asm_expr_operands): Likewise.
7127 * tree-into-ssa.c (dump_decl_set): Likewise.
7128 (update_ssa): Likewise.
7129 * tree-sra.c (scan_function): Likewise.
7130 (decide_instantiations): Likewise.
7131 (scalarize_parms): Likewise.
7132 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7133 (dsa_named_for): Likewise.
7134 * tree-ssa-structalias.c (update_alias_info): Likewise.
7135 (merge_smts_into): Likewise.
7137 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7140 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7141 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7142 * alias.h (nonoverlapping_memrefs_p): Likewise.
7144 2008-02-25 Jan Beulich <jbeulich@novell.com>
7146 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7147 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7148 __emultls_get_address, __emultls_register_common,
7149 __floatundi?f, and _Unwind_GetIPInfo.
7150 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7151 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7152 (gen_regparm_prefix): Likewise.
7153 (i386_nlm_encode_section_info): Sync with
7154 config/i386/winnt.c:i386_pe_encode_section_info().
7155 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7156 i386_nlm_mangle_decl_assembler_name): New.
7157 (netware_override_options): New.
7158 * config/i386/netware.h (netware_override_options): Declare.
7159 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7160 (i386_nlm_mangle_decl_assembler_name): Declare.
7161 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7163 2008-02-25 Ben Elliston <bje@au.ibm.com>
7166 * c-decl.c (grokdeclarator): Remove unused local variables
7167 `typedef_type' and `type_as_written'.
7169 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7170 unused local variable `has_hot_blocks'.
7171 (fix_crossing_conditional_branches): Remove unused local variable
7174 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7177 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7178 using DEF_C99_BUILTIN.
7179 (BUILT_IN_NANF): Ditto.
7180 (BUILT_IN_NANL): Ditto.
7182 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7183 Revital Eres <eres@il.ibm.com>
7185 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7186 regarding the order of two dependent insns in the same row.
7188 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7190 * stor-layout.c (layout_decl): Do not bump the alignment of a
7191 bit-field to more than byte alignment if it is packed.
7193 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7195 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7198 2008-02-24 Diego Novillo <dnovillo@google.com>
7200 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7203 * tree-vrp.c (vrp_evaluate_conditional): With
7204 -Wtype-limits, emit a warning when comparing against a
7205 constant outside the natural range of OP0's type.
7206 * c.opt (Wtype-limits): Move ...
7207 * common.opt (Wtype-limits): ... here.
7209 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7211 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7212 * config/rs6000/e300c2c3.md: New file.
7213 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7215 (rs6000_override_options): Add e300c2 and e300c3 cases to
7216 processor_target_table. Do not allow usage of Altivec or Spe
7217 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7218 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7219 * config/rs6000/rs6000.h (processor_type): Add
7220 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7221 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7222 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7223 and ppce300c3. Include e300c2c3.md.
7225 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7227 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7228 instead of TARGET_STRICT_ALIGN.
7230 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7232 * explow.c (memory_address): Assert that the generated address is
7235 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7238 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7239 * config/darwin-ppc-ldouble-patch.def: New file.
7240 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7241 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7242 SUBTARGET_INIT_BUILTINS if defined.
7243 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7246 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7249 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7250 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7252 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7255 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7256 file" warning condtional on -Winvalid-PCH.
7258 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7260 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
7262 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
7266 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
7267 prevent reload from using MMX registers.
7268 (*mov<mode>_internal): Ditto.
7269 (*movv2sf_internal_rex64): Ditto.
7270 (*movv2sf_internal): Ditto.
7272 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7274 PR documentation/31569
7275 * doc/install.texi2html: Use makeinfo --no-number-sections.
7277 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7279 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
7280 ensure that we can address an entire entity > 8 bytes. Don't
7281 generate reg+reg addressing for such data.
7283 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7285 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
7286 strings when optimizing for size, unless the target cares about
7289 2008-02-22 Tom Tromey <tromey@redhat.com>
7291 * regclass.c (current_pass): Remove declaration.
7293 2008-02-22 Anatoly Sokolov <aesok@post.ru>
7295 * config/avr/libgcc.S (__RAMPZ__): Define.
7296 (__do_copy_data): Add for devices with 128KB code memory.
7298 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7300 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7302 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7304 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7306 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7309 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7312 * c-typeck.c (build_binary_op): Warn about floating point
7313 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7315 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7318 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7319 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7321 (rs6000_override_options): Set altivec_abi as default, not override,
7322 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7323 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7324 is used; use new member spe_abi.
7325 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7326 spe_abi and altivec_abi.
7328 2008-02-22 Tomas Bily <tbily@suse.cz>
7330 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7332 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7335 * config.build (build_file_translate): Set to `CMD //c' only if
7337 * Makefile.in (build_file_translate): Improve comment.
7339 2008-02-21 Jan Hubicka <jh@suse.cz>
7341 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7342 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7343 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7345 2008-02-21 Michael Matz <matz@suse.de>
7348 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7350 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7352 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7353 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7355 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7356 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7357 SSE_VEC_FLOAT_MODE_P as insn constraint.
7358 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7359 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7360 sse4a_movntdf using MODEF mode iterator.
7361 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7362 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7363 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7364 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7365 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7366 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7367 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7369 2008-02-21 Richard Guenther <rguenther@suse.de>
7371 * tree.def (PAREN_EXPR): New tree code.
7372 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7374 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7375 * expr.c (expand_expr_real_1): Likewise.
7376 * tree-inline.c (estimate_num_insns_1): Likewise.
7377 * tree-complex.c (expand_complex_move): Likewise.
7378 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7381 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7384 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7386 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7389 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7391 * config/sh/sh.c (find_barrier): Don't go past
7392 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7394 2008-02-20 DJ Delorie <dj@redhat.com>
7396 * config/h8300/h8300.md (insv): Force source operand to be a register.
7398 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7399 as a jump, not as a plain insn.
7401 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7403 * doc/invoke.texi (Warning Options): Add new option
7404 -Wframe-larger-than=.
7405 (-Wframe-larger-than): Document.
7407 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7408 Add declarations for new option variables.
7410 * final.c (final_start_function): Check the frame size
7411 before emission and issue a Wframe-larger-than warning.
7413 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7414 Add definitions for new option variables.
7415 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7417 * common.opt (Wframe-larger-than=): New option.
7419 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7421 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7422 (<sse>_div<mode>3): Ditto.
7423 (<sse>_vmdiv<mode>3): Ditto.
7424 (<sse>_vmsqrt<mode>2): Ditto.
7425 (*smax<mode>3): Ditto.
7426 (sse5_frcz<mode>2): Ditto.
7427 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7430 2008-02-20 Richard Guenther <rguenther@suse.de>
7433 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7434 be happy with INTEGRAL_TYPE_P.
7436 2008-02-20 Richard Guenther <rguenther@suse.de>
7438 * fold-const.c (split_tree): Associate floatig-point expressions
7439 if flag_associative_math is set.
7441 2008-02-20 Richard Guenther <rguenther@suse.de>
7443 * tree.h (fold_real_zero_addition_p): Declare.
7444 * fold-const.c (fold_real_zero_addition_p): Export.
7445 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7446 floating-point operations with zero and one.
7448 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7450 * doc/install.texi: Correct references to CFLAGS, replacing them
7451 with BOOT_CFLAGS. Document flags used during bootstrap for
7454 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7456 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7457 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7458 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7460 (smin<mode>3): Ditto from similar patterns.
7461 (smax<mode>3): Ditto.
7462 (*ieee_smin<mode>3): Ditto.
7463 (*ieee_smax<mode>3): Ditto.
7464 * config/i386/sse.md (sse): New mode attribute.
7465 (mov<mode>): Macroize expander from movv4sf and movv2df using
7466 SSEMODEF2P mode iterator.
7467 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7468 SSE_VEC_FLOAT_MODE_P as insn constraint.
7469 (storent<mode>): Ditto.
7470 (storent<mode>): Macroize expander from storentsf and storentdf using
7471 MODEF mode iterator.
7472 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7473 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7474 (abs<mode>2): Ditto from similar patterns.
7475 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7476 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7477 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7478 (<sse>_vmsqrt<mode>2): Ditto.
7479 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7480 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7481 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7482 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7483 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7484 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7485 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7487 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7488 iterator and SSE_FLOAT_MODE_P as insn constraint.
7489 (<sse>_ucomi): Ditto from similar patterns.
7490 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7491 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7492 SSE_VEC_FLOAT_MODE_P as insn constraint.
7493 (vcond<mode>): Ditto from similar patterns.
7494 (and<mode>3, *and<mode>3): Ditto.
7495 (<sse>_nand<mode>3): Ditto.
7496 (ior<mode>3, *ior<mode>3): Ditto.
7497 (xor<mode>3, *xor<mode>3): Ditto.
7498 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7499 iterator and SSE_FLOAT_MODE_P as insn constraint.
7500 (*nand<mode>3): Ditto from similar patterns.
7501 (*ior<mode>3): Ditto.
7502 (*xor<mode>3): Ditto.
7504 2008-02-20 Ira Rosen <irar@il.ibm.com>
7506 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7507 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7508 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7510 2008-02-19 Jan Hubicka <jh@suse.cz>
7512 * predict.c (tree_bb_level_predictions): Remove variable next
7513 mistakely introduced by previous commit.
7515 2008-02-19 Jan Hubicka <jh@suse.cz>
7517 * predict.c (predict_paths_leading_to): Rewrite.
7518 (predict_paths_for_bb): New.
7519 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7521 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7524 * Makefile.in (build_file_translate): New.
7525 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7526 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7527 * configure.ac (build_file_translate): Substitute it.
7528 * configure: Regenerate.
7530 2008-02-19 Jan Hubicka <jh@suse.cz>
7532 PR rtl-optimization/34408
7533 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7536 2008-02-19 Jan Hubicka <jh@suse.cz>
7539 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7542 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7545 * config/i386/i386-modes.def: Revert the last DI alignment
7546 change until Ada people can look into it.
7548 2008-02-19 Nick Clifton <nickc@redhat.com>
7550 * opts.c (print_specific_help): Fix typo in --help text.
7552 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7555 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7556 32-bit inline asm without asm alternatives for host GCC < 3.0.
7558 2008-02-19 Richard Guenther <rguenther@suse.de>
7560 PR tree-optimization/34989
7561 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7562 Allow propagation to INDIRECT_REF if we can simplify only.
7564 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7566 * c-common.c (warn_for_collisions_1): Use appropriate option when
7569 2008-02-19 Nick Clifton <nickc@redhat.com>
7572 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7573 (handle_options): Fix indentation.
7574 (print_filtered_help): If no language-specific options were
7575 displayed tell the user how to list all the options supported by
7576 the language's front-end.
7577 (print_specific_help): Fix indentation and remove duplicate line.
7578 (common_handle_option): Handle the -v option.
7579 For --help enable the display of undocumented options if the -v
7580 switch has been included on the command line.
7581 For --help= check for overlaps in the arguments between the option
7582 classes and the language names and issue a warning when they
7583 cannot be disambiguated.
7584 * c.opt (v): Pass on to the common option handler.
7586 2008-02-19 Revital Eres <eres@il.ibm.com>
7588 * modulo-sched.c (sms_schedule): Change dump message when
7589 create_ddg function fails.
7590 (try_scheduling_node_in_cycle): Rename row to cycle.
7591 (print_partial_schedule): Rename CYCLE to ROW.
7593 2008-02-19 Christian Bruel <christian.bruel@st.com>
7594 Zdenek Dvorak <ook@ucw.cz>
7596 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7598 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7601 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7602 (*x86_movdicc_0_m1_se): Ditto.
7604 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7606 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7607 (CMPtype): Define as __gcc_CMPtype.
7608 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7609 (CMPtype): Define as __gcc_CMPtype.
7611 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7613 Support valgrind 3.3 for --enable-checking=valgrind.
7614 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7616 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7617 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7618 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7619 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7620 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7621 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7622 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7624 * ggc-zone.c: Similar.
7625 * ggc-page.c: Similar.
7627 2008-02-19 Paul Brook <paul@codesourcery.com>
7630 * config/arm/ieee754-df.S: Fix do_it typo.
7631 * config/arm/ieee754-sf.S: Fix do_it typo.
7633 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7636 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7637 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7638 (OPTION_MASK_ISA_SSE_SET): Likewise.
7639 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7640 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7641 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7642 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7643 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7644 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7645 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7646 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7647 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7648 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7649 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7650 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7651 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7652 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7653 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7654 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7655 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7656 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7657 (OPTION_MASK_ISA_SSE4): Removed.
7658 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7659 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7660 (override_options): Don't turn on implied SSE/MMX bits in
7663 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7665 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7668 2008-02-18 Joey Ye <joey.ye@intel.com>
7671 * tree-nested.c (insert_field_into_struct): Set type alignment
7672 to field alignment if the former is less than the latter.
7674 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7676 * BASE-VER: Set to 4.4.0.
7678 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7680 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7681 * doc/cfg.texi: Likewise.
7682 * doc/extend.texi: Likewise.
7683 * doc/gty.texi: Likewise.
7684 * doc/invoke.texi: Likewise.
7685 * doc/loop.texi: Likewise.
7686 * doc/md.texi: Likewise.
7687 * doc/passes.texi: Likewise.
7688 * doc/rtl.texi: Likewise.
7689 * doc/sourcebuild.texi: Likewise.
7690 * doc/tm.texi: Likewise.
7691 * doc/tree-ssa.texi: Likewise.
7693 2008-02-17 Richard Guenther <rguenther@suse.de>
7696 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7697 without default definition.
7699 2008-02-17 Richard Guenther <rguenther@suse.de>
7701 PR tree-optimization/35231
7702 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7705 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7708 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7709 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7710 libgcc_cmp_return mode.
7712 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7715 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7717 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7719 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7722 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7724 * doc/c-tree.texi: Use `@.' where appropriate.
7725 * doc/extend.texi: Likewise.
7726 * doc/install.texi: Likewise.
7727 * doc/invoke.texi: Likewise.
7728 * doc/loop.texi: Likewise.
7729 * doc/makefile.texi: Likewise.
7730 * doc/md.texi: Likewise.
7731 * doc/passes.texi: Likewise.
7732 * doc/standards.texi: Likewise.
7733 * doc/tm.texi: Likewise.
7735 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7738 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7740 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7741 rather than in entry_bb.
7743 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7745 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7746 libgcc_cmp_return mode.
7748 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7751 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7752 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7754 2008-02-15 Richard Guenther <rguenther@suse.de>
7755 Zdenek Dvorak <ook@ucw.cz>
7757 PR tree-optimization/35164
7758 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7759 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7760 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7761 Only propagate addresses which do not have abnormal SSA_NAMEs
7764 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7767 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7769 2008-02-15 Jan Hubicka <jh@suse.cz>
7772 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7774 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7777 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7778 when calculating alignment_pad.
7780 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7782 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7783 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7784 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7785 and STACK_BOUNDARY define.
7787 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7789 PR preprocessor/35061
7790 * c-pragma.c (handle_pragma_pop_macro): Check that
7791 pushed_macro_table has been allocated.
7793 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7796 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7797 (force_gimple_operand): Likewise.
7798 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7799 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7800 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7801 (find_interesting_uses_address): Check addressability and alignment
7802 of the base expression only after substituting bases of IVs into it.
7804 2008-02-14 Michael Matz <matz@suse.de>
7807 * function.c (instantiate_virtual_regs_in_insn): Reload address
7808 before falling back to reloading the whole operand.
7810 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7812 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7813 before the first section switch note.
7815 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7817 * doc/bugreport.texi: Update copyright years.
7818 * doc/c-tree.texi: Likewise.
7819 * doc/cfg.texi: Likewise.
7820 * doc/cpp.texi: Likewise.
7821 * doc/cppinternals.texi: Likewise.
7822 * doc/fragments.texi: Likewise.
7823 * doc/frontends.texi: Likewise.
7824 * doc/gcc.texi: Likewise.
7825 * doc/gty.texi: Likewise.
7826 * doc/hostconfig.texi: Likewise.
7827 * doc/implement-c.texi: Likewise.
7828 * doc/libgcc.texi: Likewise.
7829 * doc/loop.texi: Likewise.
7830 * doc/makefile.texi: Likewise.
7831 * doc/options.texi: Likewise.
7832 * doc/passes.texi: Likewise.
7833 * doc/rtl.texi: Likewise.
7834 * doc/sourcebuild.texi: Likewise.
7835 * doc/standards.texi: Likewise.
7836 * doc/tree-ssa.texi: Likewise.
7837 * doc/trouble.texi: Likewise.
7839 * doc/extend.texi: Use @: or add comma where appropriate.
7840 * doc/invoke.texi: Likewise.
7841 * doc/tm.texi: Likewise.
7843 2008-02-14 Alan Modra <amodra@bigpond.net.au>
7846 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
7849 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
7851 * doc/md.texi (clz, ctz): Add reference.
7852 * doc/rtl.texi (clz, ctz): Likewise.
7854 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7857 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
7860 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
7862 * config/s390/s390.c (struct constant_pool): New field
7863 emit_pool_after added.
7864 (s390_mainpool_start): Set the emit_pool_after flag according
7865 to the section switch notes.
7866 (s390_mainpool_finish): Consider emit_pool_after when emitting
7867 the literal pool at the end of the function.
7868 (s390_chunkify_start): Force literal pool splits at section
7871 2008-02-13 Michael Matz <matz@suse.de>
7874 * var-tracking.c (clobber_variable_part): Correctly traverse the
7877 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7880 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
7881 Add -fdump-ipa-inline.
7882 * tree-dump.c (dump_files): Remove tree-inlined dump.
7883 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
7885 2008-02-12 Richard Guenther <rguenther@suse.de>
7887 PR tree-optimization/35171
7888 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
7891 2008-02-12 Richard Guenther <rguenther@suse.de>
7894 * fold-const.c (fold_widened_comparison): Use get_unwidened in
7895 value-preserving mode. Disallow final truncation.
7897 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
7900 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
7901 code from here to...
7902 (force_gimple_operand): ...here.
7904 2008-02-12 Jakub Jelinek <jakub@redhat.com>
7907 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
7908 non-compatible pointers.
7909 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
7910 different FIELD_DECLs, try harder by comparing field offsets, sizes
7914 * function.c (match_asm_constraints_1): Don't replace the same input
7917 2008-02-12 Anatoly Sokolov <aesok@post.ru>
7919 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
7920 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
7921 (expand_epilogue): Restore RAMPZ register.
7922 * config/avr/avr.md (RAMPZ_ADDR): New constant.
7924 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
7926 * config/i386/cygwin.asm: (__alloca): Correct calling
7927 convention and alignment.
7928 (__chkstk): Force 8 byte stack alignment.
7930 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
7931 Richard Guenther <rguenther@suse.de>
7933 PR tree-optimization/33992
7934 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
7935 the zero we compare against.
7937 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
7940 * gthr-win32.h (__gthread_mutex_destroy_function): New function
7941 to CloseHandle after unlocking to prevent accumulation of handle
7944 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7947 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
7948 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
7949 and update LABEL_NUSES during and after reload.
7951 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
7954 * combine.c (simplify_if_then_else): Make sure the comparison is
7955 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
7957 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
7960 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
7961 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
7962 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
7963 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
7964 * tree.h (get_type_static_bounds): Likewise.
7966 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7968 * doc/invoke.texi (Option Summary, C++ Dialect Options)
7969 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7970 Make -Wfoo language annotations match what the compiler outputs.
7972 2008-02-08 Sa Liu <saliu@de.ibm.com>
7974 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
7975 intrinsics spu_convts, spu_convtu, spu_convtf.
7977 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
7979 * doc/extend.texi (Function Attributes) <noinline>: Mention
7980 asm ("") as method to keep calls.
7982 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7985 * doc/options.texi (Options): Replace references to opts.sh with
7987 * opts-common.c: Likewise.
7988 * optc-gen.awk: Likewise.
7990 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
7992 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
7994 2008-02-07 Richard Henderson <rth@redhat.com>
7997 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
7998 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8001 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8003 PR tree-optimization/35085
8004 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8005 for operand entry oe2 in addition to operand entry oe3 in order to
8006 expose more opportunities for vectorizer sum reduction.
8008 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8011 * Makefile.in (LIBS): Remove $(GMPLIBS).
8012 (cc1-dummy, cc1): Add $(GMPLIBS).
8014 2008-02-06 Jan Hubicka <jh@suse.cz>
8017 * i386.md (moddf_integer): Do not produce partial memory stalls for
8018 targets where it hurts.
8020 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8023 * optabs.c (expand_float): Do not check for decimal modes when
8024 expanding unsigned integer through signed conversion.
8026 2008-02-06 Nick Clifton <nickc@redhat.com>
8028 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8029 inside the clobber with a match_operand and duplicated operand
8030 number in the constraint.
8031 (ineqbranchsi): Delete redundant comment.
8033 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8035 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8036 builtin_define ("__USE_INIT_FINI__").
8037 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8039 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8041 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8043 PR documentation/30330
8044 * doc/invoke.texi (C++ Dialect Options)
8045 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8046 For each warning option -Wfoo that allows -Wno-foo, ensure both
8047 -Wfoo and -Wno-foo are listed in the option index. Fix index
8048 entry of -Wswitch-default, index -Wnormalized= including the
8049 `=', and -Wlarger-than-@var{len} including @var{len}.
8051 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8053 * config/i386/i386.md (floatunssisf2): Use
8054 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8055 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8056 Macroize expander using MODEF mode iterator.
8058 2008-02-05 Diego Novillo <dnovillo@google.com>
8060 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8063 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8065 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8068 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8070 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8073 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8074 to indicate if a message should be generated.
8075 (init_cumulative_args): Updated.
8076 (function_value_32): Likewise.
8078 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8080 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8082 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8085 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8086 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8088 2008-02-04 Diego Novillo <dnovillo@google.com>
8090 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8093 * tree-vrp.c (vrp_evaluate_conditional): With
8094 -Wtype-limits, emit a warning when comparing against a
8095 constant outside the natural range of OP0's type.
8097 2008-02-04 Richard Guenther <rguenther@suse.de>
8100 * expr.c (count_type_elements): Give for unions instead of
8103 2008-02-04 Richard Guenther <rguenther@suse.de>
8106 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8107 to TYPE_DOMAINs base type instead of using bitsizetype here.
8109 2008-02-03 Jason Merrill <jason@redhat.com>
8111 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8113 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8116 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8117 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8118 (RS/6000 and PowerPC Options): Fix typos and markup.
8119 * doc/passes.texi (Tree-SSA passes): Likewise.
8121 2008-02-02 Michael Matz <matz@suse.de>
8124 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8125 from record_last_reg_set_info.
8126 (record_last_reg_set_info): Take an RTX argument, iterate over all
8127 constituent hardregs.
8128 (record_last_set_info, record_opr_changes): Change calls to
8129 new signature or to record_last_reg_set_info_regno.
8131 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8133 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8135 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8137 PR rtl-optimization/34773
8138 * reg-notes.def (EQUAL): Mention significance of combination of
8139 REG_EQUAL and REG_RETVAL.
8140 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8141 insn that has a REG_RETVAL.
8143 2008-02-01 Roger Sayle <roger@eyesopen.com>
8146 * configure.ac (--enable-fixed-point): Disable unless explicitly
8148 * configure: Regenerate.
8150 2008-02-01 Richard Guenther <rguenther@suse.de>
8153 * invoke.texi (-finline-limit): Remove no longer true parts
8154 of the documentation. Note that there is no default value.
8156 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8157 Mark Mitchell <mark@codesourcery.com>
8158 Ben Elliston <bje@au.ibm.com>
8161 * doc/extend.texi (Other Builtins): Document.
8163 2008-01-31 Tom Browder <tom.browder@gmail.com>
8165 * doc/c-tree.texi (Types): Fix grammar.
8166 (Expression trees): Ditto.
8167 * doc/passes.texi (Tree-SSA passes): Ditto.
8169 * doc/configterms.texi (Configure Terms): Fix typo.
8170 * doc/cpp.texi (Common Predefined Macros): Ditto.
8171 * doc/md.texi (Machine Constraints): Ditto.
8173 * doc/makefile.texi (Makefile): Add comma.
8175 2008-01-31 Tom Browder <tom.browder@gmail.com>
8176 Gerald Pfeifer <gerald@pfeifer.com>
8178 * doc/sourcebuild.texi (Front End): Remove references to CVS
8179 and CVSROOT/modules.
8180 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8181 (Back End): Remove reference to CVS.
8183 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8186 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8188 (mips16_gp_pseudo_reg): ...here.
8189 * config/mips/mips.md (load_const_gp): Replace with...
8190 (load_const_gp_<mode>): ...this :P-based insn.
8192 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8194 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8195 options. Minor fixes.
8196 (-std): Move reference to standards closer to where language
8197 standards are first mentioned.
8199 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8201 PR rtl-optimization/34995
8202 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8203 parameter and return a bool. If the rtx parameter is nonnull,
8204 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8205 (find_reloads): Update call accordingly. Pass the new operand
8206 if it needed no address reloads, otherwise pass null.
8208 2008-01-30 Richard Henderson <rth@redhat.com>
8211 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8212 for unbounded arrays.
8214 2008-01-30 Silvius Rus <rus@google.com>
8216 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8218 2008-01-30 Jan Hubicka <jh@suse.cz>
8221 * i386.c (init_cumulative_args): Use real function declaration when
8224 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8226 PR rtl-optimization/34998
8227 * global.c (build_insn_chain): Treat non-subreg_lowpart
8228 SUBREGs of pseudos as clobbering all the words covered by the
8229 SUBREG, not just all the bytes.
8230 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8231 original df_ref rather than an extract parameter.
8232 (global_conflicts): Update call accordingly.
8234 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8236 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8237 the overflow check to make it easier to read.
8238 (__fixtfdi): Change the type of the ll member in union
8239 long_double to UDItype_x.
8241 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8244 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8245 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8246 * tree-inline.c (fold_marked_statements): Call
8247 cgraph_update_edges_for_call_stmt if folding a call statement.
8248 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8249 debug_generic_stmt calls, reset it back afterwards.
8252 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8254 * c-typeck.c (build_external_ref): Don't pedwarn about
8255 static vars in current function's scope.
8257 2008-01-29 Joseph Myers <joseph@codesourcery.com>
8259 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
8261 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
8264 * ipa-struct-reorg.c: Fix spelling.
8265 * params.def: Ditto.
8267 2008-01-29 Richard Guenther <rguenther@suse.de>
8270 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
8272 * tree-inline.c (remap_type): Increment remapping_type_depth
8273 around remapping types.
8274 (copy_body_r): Only add referenced variables if they are referenced
8275 from code, not types.
8277 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
8288 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
8289 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
8291 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
8294 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
8295 pointer for tiny stack.
8297 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8299 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8301 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8303 * config/vx-common.h: Fix typo in comment.
8305 2008-01-28 Ian Lance Taylor <iant@google.com>
8309 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8310 coalesce pointers if they have different DECL_NO_TBAA_P values.
8311 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8312 between variables with different DECL_NO_TBAA_P values.
8314 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8317 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8318 are not legitimate small data references on SPE targets.
8320 2008-01-28 David Daney <ddaney@avtrex.com>
8322 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8324 2008-01-28 David Daney <ddaney@avtrex.com>
8326 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8328 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8330 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8331 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8332 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8333 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8334 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8335 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8336 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8337 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8339 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8341 * basic-block.h (condjump_equiv_p): Fix comment.
8343 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8345 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8346 print_generic_stmt_indented): Fix comment.
8348 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8350 * configure.ac (__stack_chk_fail): Add detecion for availability
8351 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8352 * configure: Regenerate.
8354 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8357 * final.c (output_addr_const): Handle TRUNCATE.
8359 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8362 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8363 (zero_cost, infinite_cost): New constants.
8364 (struct cost_pair): Change type of cost to comp_cost.
8365 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8366 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8368 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8369 split_address_cost, ptr_difference_cost, difference_cost,
8370 get_computation_cost_at, get_computation_cost,
8371 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8372 determine_use_iv_cost_condition, determine_use_iv_costs,
8373 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8374 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8375 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8376 Change type of cost to comp_cost.
8377 (determine_iv_cost): Increase cost of non-original ivs, instead
8378 of decreasing the cost of original ones.
8379 (get_address_cost): Indicate the complexity of the addressing mode
8381 (try_add_cand_for): Prefer using ivs not specific to some object.
8382 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8384 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8385 Janis Johnson <janis187@us.ibm.com>
8388 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8389 (TARGET_INSTANTIATE_DECLS): Likewise.
8390 * target.h (expand_to_rtl_hook): New target hook.
8391 (instantiate_decls): Likewise.
8392 * function.c (instantiate_decl): Make non-static. Rename to...
8393 (instantiate_decl_rtl): ... this.
8394 (instantiate_expr): Use instantiate_decl_rtl.
8395 (instantiate_decls_1): Likewise.
8396 (instantiate_decls): Likewise.
8397 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8398 * function.h (instantiate_decl_rtl): Add prototype.
8399 * cfgexpand.c (target.h): New include.
8400 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8401 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8402 (TARGET_INSTANTIATE_DECLS): Likewise.
8403 (TARGET_INITIALIZER): New target hooks added.
8404 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8406 * config/rs6000/rs6000.c (tree-flow.h): New include.
8407 (machine_function): Add sdmode_stack_slot field.
8408 (rs6000_alloc_sdmode_stack_slot): New function.
8409 (rs6000_instantiate_decls): Likewise.
8410 (rs6000_secondary_memory_needed_rtx): Likewise.
8411 (rs6000_check_sdmode): Likewise.
8412 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8413 (TARGET_INSTANTIATE_DECLS): Likewise.
8414 (rs6000_hard_regno_mode_ok): Allow SDmode.
8415 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8416 (rs6000_emit_move): Handle SDmode.
8417 (function_arg_advance): Likewise.
8418 (function_arg): Likewise.
8419 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8420 SDmode var args for 32-bit compiles.
8421 (rs6000_secondary_reload_class): Handle SDmode.
8422 (rs6000_output_function_epilogue): Likewise.
8423 (rs6000_function_value): Simplify if statement.
8424 (rs6000_libcall_value): Likewise.
8425 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8426 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8427 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8428 (movsd_hardfloat): New define_insn.
8429 (movsd_softfloat): Likewise.
8430 (movsd_store): Likewise.
8431 (movsd_load): Likewise.
8432 (extendsddd2): Likewise.
8433 (extendsdtd2): Likewise.
8434 (truncddsd2): Likewise.
8435 (movdd_hardfloat64): Fixup comment.
8436 (UNSPEC_MOVSD_LOAD): New constant.
8437 (UNSPEC_MOVSD_STORE): Likewise.
8439 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8442 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8444 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8445 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8446 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8449 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8452 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8453 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8454 __LONGDOUBLE128 too.
8455 * config/rs6000/aix61.h: New file.
8457 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8459 PR rtl-optimization/34959
8460 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8461 popcount and parity rtxes the same mode as their operand.
8462 Truncate or extend the result to the return value's mode
8465 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8468 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8469 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8470 to GOT_VERSION_REGNUM.
8471 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8472 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8473 * config/mips/mips.c (mips_emit_call_insn): New function.
8474 (mips_call_tls_get_addr): Call mips_expand_call directly.
8475 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8477 (mips16_build_call_stub): Likewise. Return the call insn or null.
8478 (mips_expand_call): Update the call to mips16_build_call_stub
8479 accordingly and a remove redundant condition. Assert that MIPS16
8480 stubs do not use lazy binding. Use mips_emit_call_insn and return
8482 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8484 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8485 (mips_avoid_hazard): Remove hazard_set handling.
8486 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8487 (UNSPEC_RESTORE_GP): ...this.
8488 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8489 (FAKE_CALL_REGNO): Rename to...
8490 (GOT_VERSION_REGNUM): ...this.
8491 (type): Add "ghost" value. Add an associated insn reservation.
8492 (hazard_set): Remove.
8493 (exception_receiver): Rename to...
8494 (restore_gp): ...this and update the unspec identifier accordingly.
8495 (exception_receiver, nonlocal_got_receiver): New expanders.
8496 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8497 FAKE_CALL_REGNO. Remove hazard_set attribute.
8498 (set_got_version, update_got_version): New patterns.
8500 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8503 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8505 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8508 * doc/install.texi2html: Generate gcc-vers.texi.
8510 2008-01-25 DJ Delorie <dj@redhat.com>
8512 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8514 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8516 * config/c4x: Remove directory.
8517 * config.gcc (crx-*, mt-*): Mark obsolete.
8518 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8519 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8520 sh-*-rtemscoff*): Remove cases.
8521 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8522 * real.c (encode_c4x_single, decode_c4x_single,
8523 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8524 c4x_extended_format): Remove.
8525 * real.h (c4x_single_format, c4x_extended_format): Remove.
8526 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8528 (Pragmas): Remove comment about c4x pragmas.
8529 * doc/install.texi (c4x): Remove target-specific instructions.
8530 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8531 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8532 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8533 refer to C4x source files as examples.
8534 (C4X_FLOAT_FORMAT): Remove documentation.
8536 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8538 * config/bfin/bfin.c (override_options): Reorder tests so that
8539 flag_pic gets enabled for -msep-data.
8541 2008-01-25 Richard Guenther <rguenther@suse.de>
8544 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8545 to its bitfield precision if required.
8547 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8550 * tree-nested.c (walk_omp_for): New function.
8551 (convert_nonlocal_reference, convert_local_reference): Call
8552 walk_omp_for on OMP_FOR.
8553 (convert_call_expr): Call walk_body on OMP_FOR's
8554 OMP_FOR_PRE_INIT_BODY.
8556 2008-01-25 Richard Guenther <rguenther@suse.de>
8558 PR tree-optimization/34966
8559 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8560 default defs and PHI_NODEs we have to insert after the
8563 2008-01-24 Nick Clifton <nickc@redhat.com>
8565 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8566 Provide a default definition.
8567 (LIBGCC2_UNITS_PER_WORD): Likewise.
8569 * config/stormy16/stormy16.c: Include df.h for the prototype
8570 for df_regs_ever_live_p.
8571 (xstormy16_expand_builtin_va_start): Convert the stack offset
8572 into a component_ref and then use POINTER_PLUS_EXPR to add it
8573 to the incoming_virtual_args_rtx.
8574 (xstormy16_gimplify_va_arg_expr): Rename to
8575 xstormy16_gimplify_va_arg_expr.
8576 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8577 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8578 xstormy16_gimplify_va_arg_expr.
8579 Fix up some formatting issues.
8581 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8582 Move to predicates.md.
8583 (xs_hi_general_operand): Likewise.
8584 (xs_hi_nonmemory_operand): Likewise.
8585 * config/stormy16/predicates.md:
8586 (xstormy16_carry_plus_operand): New predicate.
8587 (xs_hi_general_operand): New predicate.
8588 (xs_hi_nonmemory_operand): New predicate.
8589 * config/stormy16/stormy16-protos.h:
8590 (xstormy16_carry_plus_operand): Delete prototype.
8591 (xs_hi_general_operand): Likewise.
8592 (xs_hi_nonmemory_operand): Likewise.
8594 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8595 modifiers as they are no longer needed and they can trigger
8596 reload spill failures.
8598 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8599 with a match_operand in order to help reload.
8601 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8602 constraint with 'e' for the 8th alternative as this version of
8603 the mov.w instruction only accepts the lower 8 registers.
8605 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8608 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8609 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8612 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8615 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8617 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8619 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8621 (remove_structure): Update allocations list before removing structure.
8623 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8625 * ipa-struct-reorg.c (is_safe_cond_expr,
8626 create_new_stmts_for_cond_expr): Use integer_zerop function,
8627 that recognize not only zero-pointer, but zero-integer too.
8629 2008-01-25 Ben Elliston <bje@au.ibm.com>
8632 * fixproto: Escape "." in sed expression that strips leading "./".
8634 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8637 * gcc.c (SWITCH_OK): Removed.
8638 (SWITCH_LIVE): Changed to bit.
8639 (SWITCH_FALSE): Likewise.
8640 (SWITCH_IGNORE): Likewise.
8641 (switchstr): Change live_cond to unsigned int.
8642 (process_command): Replace SWITCH_OK with 0.
8643 (do_self_spec): Likewise.
8644 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8645 (give_switch): Likewise.
8646 (used_arg): Likewise.
8647 (do_spec_1): Set the SWITCH_IGNORE bit.
8648 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8649 bits. Set the SWITCH_LIVE bit.
8651 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8653 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8655 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8657 PR tree-optimization/34472
8658 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8659 parameter to a "bool *" and set *DATA to false if there is
8660 an unsafe access. Do not delete the structure here.
8661 (check_cond_exprs): Delete it here instead.
8662 (check_cond_exprs, exclude_cold_structs): Do not increase
8663 I when removing a structure.
8665 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8668 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8669 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8671 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8674 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8675 a fixed vector for stack.
8677 2008-01-24 Ben Elliston <bje@au.ibm.com>
8680 * doc/gcc.texi (Software development): Add a direntry for g++.
8682 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8684 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8685 stale and straggling -fforce-addr comments above.
8687 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8689 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8690 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8692 2008-01-23 Michael Matz <matz@suse.de>
8695 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8698 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8700 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8703 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8705 * config/avr/avr.c (avr_current_arch): New variable.
8706 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8707 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8708 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8709 (avr_override_options): Init 'avr_current_arch'.
8710 (base_arch_s): Move from here...
8711 * config/avr/avr.h (base_arch_s): ... here. Add new members
8712 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8713 'mega' to 'have_jmp_call'.
8714 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8715 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8717 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8719 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8720 MULTILIB_MATCHES): (Ditto.).
8722 2008-01-23 Richard Guenther <rguenther@suse.de>
8725 * cgraphunit.c (cgraph_reset_node): Always mark the node
8726 not reachable if it is not queued already.
8728 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8730 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8731 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8732 (cputype_selected): New static variable.
8733 (bfin_handle_option): Set it if -mcpu is used.
8734 (override_option): Select default set of workarounds if no cpu type
8735 selected on the command line.
8736 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8738 From Michael Frysinger <michael.frysinger@analog.com>
8739 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8740 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8742 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8743 for bf547, bf523, bf524, and bf526.
8744 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8746 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8747 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8748 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8749 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8750 * doc/invoke.texi (Blackfin Options): Document that
8751 -mcpu now accept bf547, bf523, bf524, and bf526.
8753 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8755 PR rtl-optimization/34628
8756 * combine.c (try_combine): Stop and undo after the first combination
8757 if an autoincrement side-effect on the first insn has effectively
8760 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8763 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8764 Offset addresses are not valid for Altivec or paired float modes.
8766 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8769 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8770 if DECL_INITIAL (decl) is error_mark_node.
8773 * c-common.c (handle_vector_size_attribute): Only allow
8774 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8775 the same way as pointer, array etc. types.
8776 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8779 * tree.c (build_type_attribute_qual_variant): Call
8780 build_qualified_type if attributes are equal, but quals are not.
8782 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8785 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8786 * flags.h (warn_strict_aliasing): Remove.
8787 (warn_strict_overflow): Remove.
8788 * opts.c (warn_strict_aliasing): Remove.
8789 (warn_strict_overflow): Remove.
8790 * c-opts.c (c_common_handle_option): -Wall only sets
8791 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8792 (c_common_post_options): Give default values to -Wstrict-aliasing
8793 and -Wstrict-overflow if they are uninitialized.
8794 * common.opt (Wstrict-aliasing): Specify Var and Init.
8795 (Wstrict-overflow): Likewise.
8797 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8799 PR rtl-optimization/26854
8800 PR rtl-optimization/34400
8801 PR rtl-optimization/34884
8802 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8804 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8805 (df_rd_bb_info.expanded_lr_out): Deleted
8806 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8807 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8808 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8809 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8810 Removed code to allocate, initialize or free expanded_lr_out.
8811 (df_rd_bb_local_compute_process_def): Restructured to make more
8813 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8814 sets if the sets are being trimmed.
8816 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8819 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8820 (as_vers): Likewise.
8821 * configure: Regenerated.
8823 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8826 * tree-pass.h (pass_build_alias): New pass.
8827 * tree-ssa-alias.c (gate_build_alias): New.
8828 (pass_build_alias): New.
8829 * passes.c (init_optimization_passes): Add pass_build_alias after
8830 pass_create_structure_vars.
8832 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8834 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8835 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8836 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8837 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
8838 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
8839 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
8840 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
8841 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
8842 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
8843 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
8844 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
8845 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
8846 * config/s390/s390.md (FP_ALL): New mode iterator.
8847 (_d): New mode attribute.
8848 ("*signbit<mode>2>"): Changed mode of first operand.
8849 ("isinf<mode>2"): Changed mode of first operand.
8850 ("*TDC_insn"): Adaptation for DFP modes.
8852 2008-01-22 Ben Elliston <bje@au.ibm.com>
8854 * tree.c (check_qualified_type): Improve function description.
8856 2008-01-21 Jason Merrill <jason@redhat.com>
8859 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
8860 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8863 2008-01-21 DJ Delorie <dj@redhat.com>
8865 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
8868 2008-01-21 Richard Guenther <rguenther@suse.de>
8871 * tree-cfg.c (verify_expr): Allow all invariant expressions
8872 instead of just constant class ones as reference argument.
8873 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
8874 like any other constant.
8875 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8877 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
8879 * regmove.c (fixup_match_1): Update call crossed frequencies.
8881 2008-01-21 Richard Guenther <rguenther@suse.de>
8884 * tree-inline.c (setup_one_parameter): Deal with mismatched
8885 types using a VIEW_CONVERT_EXPR.
8887 2008-01-21 Alon Dayan <alond@il.ibm.com>
8888 Olga Golovanevsky <olga@il.ibm.com>
8890 PR tree-optimization/34701
8891 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
8892 when the structure size is not a power of 2.
8894 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
8896 * doc/install.texi: Add doc for --enable-checking=df.
8898 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
8900 PR rtl-optimization/34808
8901 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
8903 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8905 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
8908 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8910 PR rtl-optimization/26854
8911 PR rtl-optimization/34400
8912 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
8914 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
8915 (df_rd_bb_info.expanded_lr_out): New.
8916 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
8917 * loop_iv.c (iv_analysis_loop_init): Ditto.
8918 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8919 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8920 Added code to allocate, initialize or free expanded_lr_out.
8921 (df_rd_bb_local_compute_process_def): Restructured to make
8922 more understandable.
8923 (df_rd_confluence_n): Add code to do nothing with fake edges and
8924 code to no apply invalidate_by_call sets if the sets are being trimmed.
8925 (df_lr_local_finalize): Renamed to df_lr_finalize.
8926 (df_live_local_finalize): Renamed to df_live_finalize.
8928 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8931 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
8932 deciding whether to use reciprocal instructions.
8934 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
8936 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
8937 dwarf2out_note_section_used if cold_text_section is NULL.
8939 2008-01-19 Jakub Jelinek <jakub@redhat.com>
8941 PR gcov-profile/34610
8942 * tree-cfg.c (make_edges): Mark both outgoing edges from
8943 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
8944 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
8945 from OMP_FOR and OMP_CONTINUE outgoing edges.
8947 * tree-profile.c (tree_profiling): Return early if
8948 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
8950 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
8951 from cfun to child_cfun.
8952 * function.h (struct function): Add after_tree_profile bit.
8954 2008-01-19 Anatoly Sokolov <aesok@post.ru>
8956 * config/avr/avr.S (_exit): Disable interrupt.
8958 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8959 Steven Bosscher <stevenb.gcc@gmail.com>
8961 PR rtl-optimization/26854
8962 PR rtl-optimization/34400
8963 * df-problems.c (df_live_scratch): New scratch bitmap.
8964 (df_live_alloc): Allocate df_live_scratch when doing df_live.
8965 (df_live_reset): Clear the proper bitmaps.
8966 (df_live_bb_local_compute): Only process the artificial defs once
8967 since the order is not important.
8968 (df_live_init): Init the df_live sets only with the variables
8969 found live by df_lr.
8970 (df_live_transfer_function): Use the df_lr sets to prune the
8971 df_live sets as they are being computed.
8972 (df_live_free): Free df_live_scratch.
8974 2008-01-18 Ian Lance Taylor <iant@google.com>
8976 * common.opt: Add fmerge-debug-strings.
8977 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
8978 flag_merge_debug_strings rather than flag_merge_constants.
8979 * doc/invoke.texi (Option Summary): Mention
8980 -fmerge-debug-strings.
8981 (Debugging Options): Document -fmerge-debug-strings.
8983 2008-01-18 Ian Lance Taylor <iant@google.com>
8986 * tree.h (DECL_IS_OPERATOR_NEW): Define.
8987 (struct tree_function_decl): Add new field operator_new_flag.
8988 * tree-inline.c (expand_call_inline): When inlining a call to
8989 operator new, force the return value to go into a variable, and
8990 set DECL_NO_TBAA_P on that variable.
8991 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
8993 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
8996 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
8997 DWARF2_DEBUGGING_INFO.
8998 (dwarf2out_note_section_used): Ditto. Add prototype.
8999 (have_multiple_function_sections, text_section_used,
9000 cold_text_section_used, *cold_text_sections): Move declarations
9003 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9005 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9006 field and add signal_ra.
9007 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9008 assignments to frame state pc. Move end of stack check after
9009 MD_FALLBACK_FRAME_STATE_FOR.
9010 (uw_update_context_1): Use frame state signal_regs if set, instead
9011 of checking signal_frame flag.
9012 (uw_update_context): Use frame state signal_ra if set.
9013 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9014 * config/xtensa/linux-unwind.h: New file.
9016 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9018 * modulo-sched.c (get_sched_window): Fix comment typo.
9020 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9022 PR tree-optimization/34648
9023 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9025 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9027 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9028 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9030 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9032 PR rtl-optimization/34400
9033 * df-core.c (df_worklist_dataflow_overeager,
9034 df_worklist_dataflow_doublequeue): New functions.
9035 (df_worklist_dataflow): Two different worklist solvers.
9036 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9039 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9042 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9043 and ftree-parallelize-loops.
9045 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9047 PR rtl-optimization/34826
9048 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9050 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9052 * global.c (find_reg): Mark the eh regs as used if necessary.
9053 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9054 * ra.h (struct allocno): no_eh_reg field added. Changed
9055 no_stack_reg type to bitfield.
9057 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9059 * tree.c (substitute_in_expr): Add missing 'break'.
9061 2008-01-17 Richard Guenther <rguenther@suse.de>
9063 PR tree-optimization/34825
9064 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9065 x / x as division to handle.
9067 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9069 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9070 "-pthread" is specified.
9071 * pa-hpux11.h (LIB_SPEC): Likewise.
9073 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9074 Peter Bergner <bergner@vnet.ibm.com>
9076 PR rtl-optimization/33796
9077 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9079 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9081 PR libgfortran/34699
9082 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9084 * pa-hpux10.h (LINK_SPEC): Likewise.
9085 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9087 2008-01-16 Richard Guenther <rguenther@suse.de>
9090 * fold-const.c (fold_convert_const_int_from_int): Do not
9091 set overflow if that occured only because of a sign extension
9092 change when converting from/to a sizetype with the same
9093 precision and signedness.
9095 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9098 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9099 location address to the correct place. Update copyright year.
9101 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9103 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9104 no dependences in the dependence_relations vector.
9106 2008-01-16 Jan Hubicka <jh@suse.cz>
9108 PR rtl-optimization/31396
9109 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9110 * cfg.c (dump_reg_info): Print it.
9111 * regs.h (struct reg_info_t): add freq_calls_crossed.
9112 (REG_FREQ_CALLS_CROSSED): New macro.
9113 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9114 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9115 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9116 regmove_optimize): Update call crossed frequencies.
9117 * local-alloc.c (struct qty): Add freq_calls_crossed.
9118 (alloc_qty): Copute freq_calls_crossed.
9119 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9120 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9121 * ra.h (struct allocno): Add freq_calls_crossed.
9123 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9125 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9126 libgomp when compiling with ftree-parallelize-loops.
9127 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9129 2008-01-16 Richard Guenther <rguenther@suse.de>
9131 PR tree-optimization/34769
9132 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9133 * tree.c (int_cst_value): Instead make this function more
9134 permissive in what it accepts as valid input. Document this
9135 function always sign-extends the value.
9137 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9138 Richard Guenther <rguenther@suse.de>
9141 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9142 (gimple_fold_indirect_ref_rhs): ... this.
9143 (gimple_fold_indirect_ref): New function with foldings
9144 that preserve lvalueness.
9145 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9146 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9147 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9148 to fold an INDIRECT_REF, fall back to the old use of
9149 fold_indirect_ref_1.
9151 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9153 * tree-data-ref.c (subscript_dependence_tester_1): Call
9154 free_conflict_function.
9155 (compute_self_dependence): Same.
9157 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9160 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9161 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9163 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9164 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9165 for DWARF2_UNWIND_INFO targets.
9167 2008-01-16 Richard Guenther <rguenther@suse.de>
9170 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9171 type qualifiers for function types.
9173 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9175 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9176 loop_iterator li from previous commit.
9178 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9180 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9182 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9184 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9185 (parallelize_loops): Don't parallelize irreducible components.
9187 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9190 * c-opts (c_common_post_options): Do not enable CPP
9191 flag_pedantic_errors by default.
9193 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9195 PR rtl-optimization/31944
9196 * cse.c (remove_pseudo_from_table): New function.
9197 (merge_equiv_classes): Use above function to remove pseudo-registers.
9198 (invalidate): Likewise.
9200 2008-01-13 Richard Guenther <rguenther@suse.de>
9203 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9204 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9206 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9208 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9209 validate_change to unshare the source of the PC set.
9211 2008-01-12 Jan Hubicka <jh@suse.cz>
9214 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9215 references above array bounds. This might trigger bounds checks for
9218 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9220 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9221 new_replaceable_dependencies.
9223 2008-01-12 Doug Kwan <dougkwan@google.com>
9225 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9226 instead of OPT_Wreturn_type in warning due to ignored return type
9228 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9229 options included in -Wextra.
9230 * c.opt: New option -Wignored_qualifiers.
9231 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9232 -Wignore_qualifiers.
9233 (-Wignored-qualifiers): Document.
9234 (-Wreturn-type): Remove description of functionality now handled
9235 by -Wignored-qualifiers.
9237 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9240 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9241 NOP_EXPR if it is between integral types with the same precision.
9243 2008-01-12 Jan Hubicka <jh@suse.cz>
9246 * invoke.texi (max-inline-recursive-depth): Fix default value.
9248 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9250 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9253 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9255 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9257 2008-01-11 James E. Wilson <wilson@specifix.com>
9260 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
9262 2008-01-11 Anatoly Sokolov <aesok@post.ru>
9264 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
9265 save/restore frame pointer register and don't use 'call-prologues'
9266 optimization in function with "OS_task" attribute.
9268 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
9271 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
9272 when copying to memory.
9274 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
9276 PR rtl-optimization/30905
9277 * cfgcleanup.c: Include dce.h
9278 (crossjumps_occured): New global variable.
9279 (try_crossjump_bb): Exit loop after finding a fallthru edge.
9280 If something changed, set crossjumps_occured to true.
9281 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
9282 Don't add/remove fake edges to exit here...
9283 (cleanup_cfg): ...but do it here, when crossjumping.
9284 Run a fast DCE when successful crossjumps occured in the latest
9285 iteration of try_optimize_cfg.
9287 2008-01-11 Richard Guenther <rguenther@suse.de>
9289 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
9290 (struct vn_unary_op_s): Likewise.
9291 (vn_reference_insert): Free old reference on hash collision.
9293 2008-01-10 Raksit Ashok <raksit@google.com>
9295 PR rtl-optimization/27971
9296 * combine.c (find_split_point): Split PLUS expressions which are
9297 inside a MEM rtx, and whose first operand is complex.
9299 2008-01-10 DJ Delorie <dj@redhat.com>
9301 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9302 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9303 (m32c_hard_regno_ok): Call the underlying function.
9305 2008-01-10 Richard Guenther <rguenther@suse.de>
9308 * tree-cfg.c (tree_merge_blocks): Do not go through the
9309 full-blown folding and stmt updating path if we just deal
9310 with virtual operands.
9311 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9312 test for abnormal SSA_NAMEs.
9314 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9317 * reload.c (push_reload): Add assertions. All constants from
9318 reg_equiv_constant should have been used for replacing the respective
9320 (find_reloads_address): Invoke find_reloads_address_part for
9321 constant taken from the reg_equiv_constant array.
9323 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9325 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9326 field (valnum) the first in the struct. Replace bools with
9329 2008-01-10 Richard Guenther <rguenther@suse.de>
9331 PR tree-optimization/34651
9332 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9333 types and ordering for masking and converting.
9335 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9337 PR tree-optimization/34017
9338 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9339 also for PHI_NODE expressions.
9341 2008-01-09 Jan Hubicka <jh@suse.cz>
9343 PR tree-optimization/34708
9344 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9345 based on number of case labels.
9346 (init_inline_once): Remove switch_cost.
9347 * tree-inline.h (eni_weights_d): Remove switch_cost.
9349 2008-01-09 Richard Guenther <rguenther@suse.de>
9350 Andrew Pinski <andrew_pinski@playstation.sony.com>
9353 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9354 temporary if an rvalue is ok or an lvalue is not required.
9356 2008-01-09 Richard Guenther <rguenther@suse.de>
9359 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9362 2008-01-09 Richard Guenther <rguenther@suse.de>
9365 * tree.c (host_integerp): Check for sizetype only if the
9366 type is an integer type.
9368 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9371 * opts.c (decode_options): Disable inlining of functions called
9372 once if not in unit-at-a-time mode.
9374 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9376 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9378 2008-01-08 Richard Guenther <rguenther@suse.de>
9381 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9382 out early if the result will be unused.
9384 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9389 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9390 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9393 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9395 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9396 for vectorization tuned.
9398 2008-01-08 Richard Guenther <rguenther@suse.de>
9400 PR tree-optimization/34683
9401 * tree-ssa-operands.c (operand_build_cmp): Export.
9402 * tree-ssa-operands.h (operand_build_cmp): Declare.
9403 * tree-vn.c (vuses_compare): Remove.
9404 (sort_vuses): Use operand_build_cmp.
9405 (sort_vuses_heap): Likewise.
9406 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9407 to re-use old VEC if available. Do not sort already sorted VUSEs.
9408 (vdefs_to_vec): Do not sort already sorted VDEFs.
9410 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9413 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9415 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9418 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9419 limitations of reciprocal sequences on x86 targets.
9421 2008-01-08 Richard Guenther <rguenther@suse.de>
9423 PR tree-optimization/34683
9424 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9426 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9429 * config/darwin.c (darwin_mergeable_string_section): Don't use
9430 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9432 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9435 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9436 negxf2. Macroize expander using X87MODEF mode iterator. Change
9437 predicates of op0 and op1 to register_operand.
9438 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9439 expander using X87MODEF mode iterator. Change predicates of
9440 op0 and op1 to register_operand.
9441 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9442 corresponding patterns and macroize using MODEF macro. Change
9443 predicates of op0 and op1 to register_operand and remove
9444 "m" constraint. Disparage "r" alternative with "!".
9445 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9446 macroize using X87MODEF macro. Change predicates of op0 and op1
9447 to register_operand and remove "m" constraint. Disparage "r"
9448 alternative with "!".
9449 (absneg splitter with memory operands): Remove.
9450 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9451 patterns and macroize using X87MODEF mode iterator.
9452 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9453 Change predicate of op1 to register_operand.
9454 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9455 for memory operands.
9457 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9459 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9461 2008-01-07 Richard Guenther <rguenther@suse.de>
9463 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9466 2008-01-07 Richard Guenther <rguenther@suse.de>
9468 PR tree-optimization/34683
9469 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9470 VOPs of the needed size to save memory. Use VEC_quick_push
9471 to save compile-time.
9472 (vdefs_to_vec): Likewise.
9474 2008-01-07 Sa Liu <saliu@de.ibm.com>
9476 * config/spu/spu.md (divdf3): Genetate inline code for double
9477 division. The implementation doesn't handle INF or NAN, therefore it
9478 only applies when -ffinite-math-only is given.
9480 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9483 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9484 * doc/cpp.texi ([Common Predefined Macros]): Document.
9486 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9488 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9489 order to use commutative addition instead of subtraction.
9491 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9492 Mircea Namolaru <namolaru@il.ibm.com>
9493 Vladimir Yanovsky <yanov@il.ibm.com>
9494 Revital Eres <eres@il.ibm.com>
9496 PR tree-optimization/34263
9497 * tree-outof-ssa.c (process_single_block_loop_latch,
9498 contains_tree_r): New functions.
9499 (analyze_edges_for_bb): Call process_single_block_loop_latch
9500 function to empty single-basic-block latch block if possible.
9502 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9504 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9506 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9508 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9510 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9512 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9514 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9516 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9518 PR tree-optimization/34618
9519 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9522 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9525 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9526 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9527 Update copyright year.
9529 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9530 Update copyright year.
9531 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9534 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9536 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9537 edge does not point to current bb before changing need_assert.
9539 2008-01-04 Richard Guenther <rguenther@suse.de>
9542 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9543 for verifying purposes if they are is_gimple_min_invariant.
9545 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9547 PR tree-optimization/34448
9548 PR tree-optimization/34465
9549 * gimplify.c (gimplify_init_constructor): Add new parameter
9550 notify_temp_creation. Use it.
9551 (gimplify_modify_expr_rhs): Take volatiles into account when
9552 optimizing constructors.
9553 Do not optimize constructors if gimplify_init_constructor will dump to
9555 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9556 * gcc.c-torture/compile/pr34448.c: New.
9558 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9560 PR gcov-profile/34609
9561 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9562 return_slot if result is TREE_ADDRESSABLE.
9564 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9566 * config/mips/mips.md (sqrt_condition): Tweak comment.
9567 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9569 2008-01-03 Tom Tromey <tromey@redhat.com>
9572 * c-common.c (c_type_hash): Handle VLAs.
9574 2008-01-03 Jan Hubicka <jh@suse.cz>
9576 PR tree-optimization/31081
9577 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9578 0 when inlining and not inlining to first basic block.
9579 (remap_decl): When var is initialized to 0, don't set default_def.
9580 (expand_call_inline): Set entry_bb.
9581 * tree-inline.h (copy_body_data): Add entry_bb.
9583 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9586 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9589 PR tree-optimization/29484
9590 * tree-inline.c (inline_forbidden_p_2): New function.
9591 (inline_forbidden_p): Disallow inlining if some static var
9592 has an address of a local LABEL_DECL in its initializer.
9593 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9596 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9598 PR tree-optimization/34635
9599 * tree-data-ref.c (add_other_self_distances): Make sure that the
9600 evolution step is constant.
9602 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9605 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9607 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9609 * tree-sra.c (scalarize_init): Insert the generate_element_init
9610 statements after the generate_element_zero statements.
9612 2008-01-02 Richard Guenther <rguenther@suse.de>
9616 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9617 for very large number of operands instead of ICEing.
9619 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9622 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9623 while stack probing.
9625 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9627 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9630 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9633 * tree-mudflap.c (mx_register_decls): Guard warning by
9634 !DECL_ARTIFICIAL check.
9636 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9638 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9639 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9640 sse5_perm<mode>): Fix constraints.