1 2008-05-15 Sa Liu <saliu@de.ibm.com>
3 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
4 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
5 * testsuite/lib/target-supports.exp: Add
6 check_effective_target_fortran_integer_16.
8 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
10 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
11 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
13 (TARGET_RETURN_IN_MEMORY): Define.
15 2008-05-15 Richard Guenther <rguenther@suse.de>
18 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
19 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
20 represent unmodifiable vars.
22 2008-05-15 Richard Guenther <rguenther@suse.de>
24 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
25 INDIRECT_REF and TARGET_MEM_REF.
26 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
29 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
30 H.J. Lu <hongjiu.lu@intel.com>
32 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
33 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
34 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
35 insn alternatives. Add missing alternatives.
36 (*vec_concatv2di_rex64_sse4_1): Likewise.
37 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
38 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
41 2008-05-15 Richard Guenther <rguenther@suse.de>
43 PR tree-optimization/36009
44 PR tree-optimization/36204
45 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
46 (determine_invariantness_stmt): Record the loop a store is
48 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
51 2008-05-15 Richard Guenther <rguenther@suse.de>
53 PR tree-optimization/34330
54 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
55 through the pointer will alias the SMT.
57 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
59 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
61 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
63 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
65 2008-05-14 Michael Meissner <michael.meissner@amd.com>
66 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
68 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
69 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
70 (vashl_optab): New optab for vector/vector shifts.
75 (optab_subtype): New enum for optab_for_tree_code call.
76 (optab_for_tree_code): Add enum optab_subtype argument.
78 * optabs.c (optab_for_tree_code): Take an additional argument to
79 distinguish between a vector shift by a scalar and vector shift by
80 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
81 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
82 vector shift by a vector.
83 (expand_widen_pattern_expr): Pass additional argument to
86 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
87 vrotl_optab, vrotr_optab.
89 * expr.c (expand_expr_real_1): Update calls to
90 optab_for_tree_code to distinguish between vector shifted by a
91 scalar and vector shifted by a vector.
92 * tree-vectorizer.c (supportable_widening_operation): Ditto.
93 (supportable_narrowing_operation): Ditto.
94 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
95 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
96 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
97 (vect_create_epilog_for_reduction): Ditto.
98 (vectorizable_reduction): Ditto.
99 (vectorizable_operation): Ditto.
100 (vect_strided_store_supported): Ditto.
101 (vect_strided_load_supported): Ditto.
102 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
103 * expmed.c (expand_shift): Ditto.
105 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
107 (ashr@var{m}3): Ditto.
108 (vashl@var{m}3): Document new vector/vector shift standard name.
109 (vashr@var{m}3): Ditto.
110 (vlshr@var{m}3): Ditto.
111 (vrotl@var{m}3): Ditto.
112 (vrotr@var{m}3): Ditto.
114 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
115 (PPERM_INVERT): Ditto.
116 (PPERM_REVERSE): Ditto.
117 (PPERM_REV_INV): Ditto.
121 (PPERM_INV_SIGN): Ditto.
125 * config/i386/sse.md (mulv2di3): Add SSE5 support.
126 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
127 allows a memory operand to be the value being added, and split it
128 to improve vectorization.
129 (sse5_pmacsdqh_mem): Ditto.
130 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
131 (sse5_mulv2div2di3_high): Ditto.
132 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
133 (vec_pack_trunc_v4si): Ditto.
134 (vec_pack_trunc_v2di): Ditto.
135 (sse5_pcmov_<mode>): Remove code that tried to use use
136 andps/andnps instead of pcmov.
137 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
138 pmacsdqh instructions.
139 (vec_widen_smult_lo_v4si): Ditto.
141 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
142 (PPERM_INVERT): Ditto.
143 (PPERM_REVERSE): Ditto.
144 (PPERM_REV_INV): Ditto.
148 (PPERM_INV_SIGN): Ditto.
151 (ix86_expand_sse_movcc): Move the SSE5 test after the if
153 (ix86_expand_int_vcond): If SSE5 generate all possible integer
155 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
156 says ignore whether the last reference is a memory operand.
158 2008-05-14 Michael Meissner <michael.meissner@amd.com>
159 Paolo Bonzini <bonzini at gnu dot org>
161 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
164 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
165 (vlshr<mode>3): Rename from vlshr<mode>3.
166 (vashr<mode>3): Rename from vashr<mode>3.
167 (mulv4sf3): Change the names of vector shift patterns.
171 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
174 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
199 * config/spu/spu.md (v): New iterator macro to add v for vector types.
200 (floatunssidf2_internal): Change vector/vector shift names.
201 (floatunsdidf2_internal): Ditto.
208 (vashl<mode>3): Rename from ashl<mode>3.
209 (vashr<mode>3): Rename from ashr<mode>3.
210 (vlshr<mode>3): Rename from lshr<mode>3.
211 (vrotl<mode>3): Rename from rotl<mode>3.
213 2008-05-14 Michael Meissner <michael.meissner@amd.com>
216 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
217 multiply gives the wrong value when doing widening multiplies.
218 (vec_widen_smult_lo_v4si): Ditto.
220 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
222 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
223 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
224 emit_library_call_value.
225 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
226 * tree.h (ECF_LIBCALL_BLOCK): Removed.
227 * calls.c (initialize_argument_information, precompute_arguments,
228 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
229 (precompute_arguments): Removed flags parameter.
230 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
232 2008-05-14 Richard Guenther <rguenther@suse.de>
234 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
235 Make sure to register the store if the use is a PHI_NODE.
237 2008-05-14 Olivier Hainque <hainque@adacore.com>
239 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
240 memory if the component is to be referenced in BLKmode according
241 to get_inner_reference.
243 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
245 * calls.c (emit_library_call_value_1): Restore code clearing
246 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
248 2008-05-14 Olivier Hainque <hainque@adacore.com>
249 Nicolas Roche <roche@adacore.com>
251 * configure.ac: Add support for a "gcc_subdir" variable in
252 config-lang.in, to denote a subdirectory where the language/GCC
253 integration files are to be found.
254 * configure: Regenerate.
256 2008-05-14 Ira Rosen <irar@il.ibm.com>
258 PR tree-optimization/36098
259 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
260 value for the first load in the group in case of a gap.
261 (vect_build_slp_tree): Check that there are no gaps in loads.
263 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
265 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
266 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
267 expand_copysign_bit, ): Change call to emit_no_conflict_block to
268 emit_insn and remove unneeded code to construct extra args.
269 (emit_no_conflict_block): Removed.
270 * optabls.h: (emit_no_conflict_block): Removed.
271 * cse.c (cse_extended_basic_block): Remove search for
272 REG_NO_CONFLICT note.
273 * global.c: Removed incorrect comment added in revision 117.
274 * expr.c (convert_move): Change call to emit_no_conflict_block to
276 * recog.c: Change comments so that they do not mention
278 * local_alloc.c (combine_regs): Removed last parameter.
279 (no_conflict_p): Removed.
280 (block_alloc): Removed note, no_conflict_combined_regno and set
281 local vars. Removed all code to process REG_NO_CONFLICT blocks.
282 (combine_regs): Removed already_dead and code to look for
283 REG_NO_CONFLICT notes.
284 * lower_subreg (remove_retval_note): Removed code to look for
285 REG_NO_CONFLICT block.
286 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
287 (resolve_clobber): Remove code to process libcalls that have
288 REG_NO_CONFLICT notes.
289 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
291 * combine.c (can_combine_p, distribute_notes): Removed
292 REG_NO_CONFLICT case.
293 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
295 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
296 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
298 * reg-notes.def (NO_CONFLICT): Removed.
300 2008-05-14 David S. Miller <davem@davemloft.net>
302 * config/sparc/sparc.c (sparc_profile_hook): If
303 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
304 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
305 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
307 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
309 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
311 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
314 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
315 and op1 expansion before vector concat to have less live pseudos.
317 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
319 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
320 ix86_expand_vector_set if supported.
322 2008-05-13 Diego Novillo <dnovillo@google.com>
323 Kenneth Zadeck <zadeck@naturalbridge.com>
325 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
327 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
328 phinodes_print_statistics, init_ssanames, fini_ssanames,
329 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
330 release_ssa_name, release_defs, replace_ssa_name_symbol,
331 ssanames_print_statistics): Move ...
332 * tree-flow.h: ... here.
333 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
334 Use FN instead of cfun.
335 (make_ssa_name_fn): Rename from make_ssa_name.
336 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
337 * tree-flow-inline.h (make_ssa_name): Move from
338 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
339 * omp-low.c (expand_omp_parallel):
340 * tree-flow-inline.h (redirect_edge_var_map_result):
341 * tree-ssa.c (init_tree_ssa): Add argument FN.
342 Use it instead of cfun. Update all users.
344 2008-05-13 Tom Tromey <tromey@redhat.com>
346 PR preprocessor/22168:
347 * doc/cpp.texi (Top): Update menu.
348 (Alternatives to Wrapper #ifndef): New node.
349 (Other Directives): Document deprecation.
350 (Obsolete Features): Remove menu.
351 (Assertions): Merge node into Obsolete Features.
352 (Obsolete once-only headers): Move earlier; rename to Alternatives
354 * doc/cppopts.texi: Update.
355 * c.opt (Wdeprecated): Enable for C and ObjC.
356 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
357 (C++ Dialect Options): Move -Wno-deprecated from here to...
358 (Warning Options): ... here.
360 2008-05-13 Richard Guenther <rguenther@suse.de>
363 * fold-const.c (fold_sign_changed_comparison): Do not allow
364 changes in pointer-ness.
366 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
369 * config/sh/sh.c (sh_expand_prologue): Don't clear
370 RTX_FRAME_RELATED_P for push insns.
372 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
374 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
376 2008-05-12 Anatoly Sokolov <aesok@post.ru>
378 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
379 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
380 Use 'machine->is_leaf' instead of 'leaf_func_p'.
382 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
384 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
385 (*vec_concatv4sf_sse): This.
386 (*sse2_concatv2si): Renamed to ...
387 (*vec_concatv2si_sse2): This.
388 (*sse1_concatv2si): Renamed to ...
389 (*vec_concatv2si_sse): This.
390 (*vec_concatv2di_rex): Renamed to ...
391 (*vec_concatv2di_rex64): This.
392 (*vec_concatv2si_sse4_1): New.
393 (*vec_concatv2di_rex64_sse4_1): Likewise.
395 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
397 PR rtl-optimization/36111
398 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
399 that was created for swappable operands.
401 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
404 * Makefile.in: Substitute GNATMAKE and GNATBIND.
405 * configure.ac: Add call to ACX_PROG_GNAT.
407 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
409 * optc-gen.awk: Fix comment typo.
411 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
413 * pretty-print.c (pp_integer_with_precision): Use
414 HOST_LONG_LONG_FORMAT.
416 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
418 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
420 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
422 * config/i386/i386.c (bdesc_ptest): Removed.
423 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
424 (bdesc_args): Add __builtin_ia32_ptestz128,
425 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
426 (ix86_init_mmx_sse_builtins): Updated.
427 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
428 (ix86_expand_builtin): Updated.
430 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
432 * tree-cfg.c (valid_fixed_convert_types_p): New function.
433 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
435 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
437 * value-prof.c (interesting_stringop_to_profile): Do not
438 return early for BUILT_IN_MEMPCPY.
440 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
442 * calls.c (expand_call): Don't use callgraph to increase
443 preferred_stack_boundary.
445 * cgraph.h (cgraph_rtl_info): Use unsigned on
446 preferred_incoming_stack_boundary.
448 * final.c (rest_of_clean_state): Use unsigned on
449 preferred_stack_boundary.
451 2008-05-09 Tom Tromey <tromey@redhat.com>
453 PR preprocessor/22231:
454 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
457 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
459 PR tree-optimization/36129
460 * tree-ssa-ccp.c: Include value-prof.h.
461 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
462 built-in function was folded to a constant.
463 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
465 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
466 Sebastian Pop <sebastian.pop@amd.com>
468 * tree-scalar-evolution.c: Document instantiate_scev.
469 (instantiate_parameters_1): Renamed instantiate_scev_1.
470 Don't use the same loop for instantiation_loop and evolution_loop.
471 (instantiate_scev): New.
472 (instantiate_parameters): Moved...
473 (resolve_mixers): Update call to instantiate_scev_1 to pass the
474 same loop twice. Maintains the semantics for this function.
475 * tree-scalar-evolution.h (instantiate_scev): Declare.
476 (instantiate_parameters): ...here. Now static inline.
477 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
478 instead of resolve_mixers.
480 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
482 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
484 2008-05-09 Tomas Bily <tbily@suse.cz>
486 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
487 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
488 * tree-ssa-structalias.c (get_constraint_for): Likewise.
489 * c-common.c (c_common_truthvalue_conversion): Likewise.
490 * tree-object-size.c (compute_object_offset): Likewise.
491 * tree-inline.c (estimate_num_insns_1): Likewise.
492 * varasm.c (const_hash_1, compare_constant, copy_constant)
493 (compute_reloc_for_constant, output_addressed_constants)
494 (initializer_constant_valid_p): Likewise.
495 * c-omp.c (check_omp_for_incr_expr): Likewise.
496 * gimplify.c (gimplify_expr): Likewise.
497 * c-typeck.c (c_finish_return): Likewise.
498 * tree-vectorizer.c (supportable_widening_operation)
499 (supportable_narrowing_operation): Likewise.
500 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
501 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
502 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
503 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
504 (descr_info_loc): Likewise.
505 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
506 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
507 (fold_unary): Likewise.
508 * builtins.c (get_pointer_alignment): Likewise.
509 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
510 (instantiate_parameters_1): Likewise.
511 * tree.c (expr_align, stabilize_reference): Likewise.
512 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
513 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
514 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
515 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
516 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
517 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
519 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
520 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
521 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
522 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
523 (forward_propagate_comparison)
524 (tree_ssa_forward_propagate_single_use_vars): Likewise.
525 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
526 * emit-rtl.c (component_ref_for_mem_expr)
527 (set_mem_attributes_minus_bitpos): Likewise.
528 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
529 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
531 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
532 (build_function_call, pointer_diff, build_compound_expr)
533 (c_finish_return): Likewise.
534 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
535 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
537 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
538 * expr.c (is_aligning_offset): Likewise.
539 * tree-ssa-alias.c (is_escape_site): Likewise.
540 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
541 (check_all_va_list_escapes): Likewise.
542 * tree-ssa-loop-ivopts.c (determine_base_object)
543 (determine_common_wider_type): Likewise.
544 * dojump.c (do_jump): Likewise.
545 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
546 * tree-gimple.c (is_gimple_cast): Likewise.
547 * fold-const.c (decode_field_reference, )
548 (fold_sign_changed_comparison, fold_unary, fold_comparison)
549 (fold_binary): Likewise.
550 * tree-ssa-alias-warnings.c (find_alias_site_helper)
551 (already_warned_in_frontend_p): Likewise.
552 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
553 * tree.c (really_constant_p, get_unwidened): Likewise.
554 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
555 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
556 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
558 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
560 (CONVERT_EXPR_P): Define.
561 (CASE_CONVERT): Define.
563 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
566 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
567 (delete_unmarked_insns): When deleting a call, call
568 delete_unreachable_blocks.
569 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
570 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
572 2008-05-08 Richard Guenther <rguenther@suse.de>
574 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
575 (-ftree-salias): Likewise.
576 (salias-max-implicit-fields): Remove param documentation.
577 (salias-max-array-elements): Likewise.
578 * tree-pass.h (pass_create_structure_vars): Remove.
579 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
580 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
581 * tree-ssa-alias.c (create_structure_vars): Remove.
582 (gate_structure_vars): Likewise.
583 (pass_create_structure_vars): Likewise.
584 (gate_build_alias): Likewise.
585 (pass_build_alias): Adjust to run always and dump the function.
586 * common.opt (ftree-salias): Hide.
587 * passes.c (init_optimization_passes): Remove
588 pass_create_structure_vars, adjust comment.
589 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
590 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
591 * opts.c (decode_options): Do not set flag_tree_salias.
592 (common_handle_option): Add OPT_ftree_salias to the backward
593 compatibility section.
595 2008-05-08 Richard Guenther <rguenther@suse.de>
597 * tree-flow-inline.h (var_can_have_subvars): Move ...
598 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
599 * tree-flow.h (var_can_have_subvars): Remove.
600 (push_fields_onto_fieldstack): Remove.
601 (sort_fieldstack): Likewise.
602 (struct fieldoff): Move ...
603 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
604 alias_set and base_for_components fields.
605 (sort_fieldstack): Make static.
606 (push_fields_onto_fieldstack): Likewise. Remove code that
607 handles anything but RECORD_TYPEs. Remove alias_set and
608 base_for_components handling.
609 (create_variable_info_for): Adjust.
611 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
613 * common.opt (Wframe-larger-than=): Shorten the help message
615 * doc/invoke.texi (Wframe-larger-than=): Add more description.
617 2008-05-08 Rafael Espindola <espindola@google.com>
619 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
621 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
622 trap and that both operands are gimple values.
623 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
624 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
627 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
629 * read-rtl.c (join_c_conditions): Return the first string if the
630 two strings are equal.
632 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
634 * gensupport.h (pred_data): Add a "num_codes" field.
635 (add_predicate_code): Declare.
636 * gensupport.c (add_predicate_code): New function.
637 (std_pred_table): Add an "allows_const_p" field.
638 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
639 Remove the (incomplete) list of such codes from the codes field.
640 (init_predicate_table): Use add_predicate_code. Add all
641 RTX_CONST_OBJs if allows_const_p is true.
642 * genrecog.c (process_define_predicate): Use add_predicate_code.
644 2008-05-08 David Daney <ddaney@avtrex.com>
645 Richard Sandiford <rsandifo@nildram.co.uk>
647 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
648 special case of constant zero operands.
649 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
650 old and new values. Special case constant zero values.
651 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
653 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
654 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
656 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
659 * simplify-rtx.c (simplify_plus_minus): Create CONST of
660 similar RTX_CONST_OBJ before CONST_INT.
662 2008-05-08 Steve Ellcey <sje@cup.hp.com>
664 * stmt.c (expand_stack_restore): Change sa mode if needed.
666 2008-05-08 Richard Guenther <rguenther@suse.de>
668 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
670 (ix86_sol10_return_in_memory): Likewise.
671 (ix86_i386elf_return_in_memory): Likewise.
672 (ix86_i386interix_return_in_memory): Likewise.
673 * config/i386/i386.c (ix86_return_in_memory): Likewise.
674 (ix86_sol10_return_in_memory): Likewise.
675 (ix86_i386elf_return_in_memory): Likewise.
676 (ix86_i386interix_return_in_memory): Likewise.
678 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
681 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
683 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
684 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
687 2008-05-08 Richard Guenther <rguenther@suse.de>
689 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
690 * tree-data-ref.h (struct dr_alias): Remove subvars field.
691 (DR_SUBVARS): Remove.
692 * tree-dfa.c (dump_subvars_for): Remove.
693 (debug_subvars_for): Likewise.
694 (dump_variable): Do not dump subvars.
695 (remove_referenced_var): Do not remove subvars.
696 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
697 (lookup_subvars_for_var): Remove.
698 (get_subvars_for_var): Likewise.
699 (get_subvars_at): Likewise.
700 (get_first_overlapping_subvar): Likewise.
701 (overlap_subvar): Likewise.
702 * tree-flow.h (subvar_t): Remove.
703 (struct var_ann_d): Remove subvars field.
704 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
705 argument. Remove special handling of SFTs.
706 (compute_tag_properties): Likewise.
707 (set_initial_properties): Likewise.
708 (compute_call_clobbered): Likewise.
709 (count_mem_refs): Likewise.
710 (compute_memory_partitions): Likewise.
711 (compute_flow_insensitive_aliasing): Likewise.
712 (setup_pointers_and_addressables): Likewise.
713 (new_type_alias): Likewise.
714 (struct used_part): Remove.
715 (used_portions): Likewise.
716 (struct used_part_map): Likewise.
717 (used_part_map_eq): Likewise.
718 (used_part_map_hash): Likewise.
719 (free_used_part_map): Likewise.
720 (up_lookup): Likewise.
721 (up_insert): Likewise.
722 (get_or_create_used_part_for): Likewise.
723 (create_sft): Likewise.
724 (create_overlap_variables_for): Likewise.
725 (find_used_portions): Likewise.
726 (create_structure_vars): Likewise.
727 * tree.def (STRUCT_FIELD_TAG): Remove.
728 * tree.h (MTAG_P): Adjust.
729 (struct tree_memory_tag): Remove base_for_components and
730 unpartitionable flags.
731 (struct tree_struct_field_tag): Remove.
732 (SFT_PARENT_VAR): Likewise.
733 (SFT_OFFSET): Likewise.
734 (SFT_SIZE): Likewise.
735 (SFT_NONADDRESSABLE_P): Likewise.
736 (SFT_ALIAS_SET): Likewise.
737 (SFT_UNPARTITIONABLE_P): Likewise.
738 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
739 (union tree_node): Remove sft field.
740 * alias.c (get_alias_set): Remove special handling of SFTs.
741 * print-tree.c (print_node): Remove handling of SFTs.
742 * tree-dump.c (dequeue_and_dump): Likewise.
743 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
744 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
745 * tree-predcom.c (set_alias_info): Do not set subvars.
746 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
747 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
748 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
749 (add_vars_for_offset): Remove.
750 (add_virtual_operand): Remove special handling of SFTs.
751 (add_call_clobber_ops): Likewise.
752 (add_call_read_ops): Likewise.
753 (get_asm_expr_operands): Likewise.
754 (get_modify_stmt_operands): Likewise.
755 (get_expr_operands): Likewise.
756 (add_to_addressable_set): Likewise.
757 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
758 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
759 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
760 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
761 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
762 (tree_node_structure): Likewise.
763 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
765 (find_what_p_points_to): Likewise.
767 2008-05-08 Sa Liu <saliu@de.ibm.com>
769 * config/spu/spu.md: Fixed subti3 pattern.
771 2008-05-08 Richard Guenther <rguenther@suse.de>
774 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
775 sure to create a representative for trailing arrays for PTA.
777 2008-05-08 Richard Guenther <rguenther@suse.de>
780 * fold-const.c (operand_equal_p): Two objects which types
781 differ in pointerness are not equal.
783 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
785 * calls.c (compute_argument_block_size): Add argument tree fndecl.
786 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
787 (emit_library_call_value_1): Add new variable fndecl initialized by
788 NULL_TREE. It should be the decl type of orgfun, but this information
789 seems not to be available here, so it uses the default calling abi.
790 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
791 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
792 by TARGET_RETURN_IN_MEMORY.
793 * config/i386/i386-interix.h: Likewise.
794 * config/i386/i386.h: Likewise.
795 * config/i386/i386elf.h: Likewise.
796 * config/i386/ptx4-i.h: Likewise.
797 * config/i386/sol2-10.h: Likewise.
798 * config/i386/sysv4.h: Likewise.
799 * config/i386/vx-common.h: Likewise.
800 * config/cris/cris.h: Removed #if 0 clause.
801 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
802 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
804 (ix86_sol10_return_in_memory): Likewise.
805 (ix86_i386elf_return_in_memory): New.
806 (ix86_i386interix_return_in_memory): New.
807 * config/mt/mt-protos.h (mt_return_in_memory): New.
808 * config/mt/mt.c: Likewise.
809 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
810 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
811 * config/bfin/bfin.h: Likewise.
812 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
814 * config/bfin/bfin.c: Likewise.
815 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
816 * config/alpha/unicosmk.h: Likewise.
817 * config/i386/cygming.h: Likewise.
818 * config/iq2000/iq2000.h: Likewise.
819 * config/mips/mips.h: Likewise.
820 * config/mn10300/mn10300.h: Likewise.
821 * config/rs6000/rs6000.h: Likewise.
822 * config/score/score.h: Likewise.
823 * config/spu/spu.h: Likewise.
824 * config/v850/v850.h: Likewise.
825 * defaults.h: Likewise.
826 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
827 * expr.c (emit_block_move): Adjust use of
828 OUTGOING_REG_PARM_STACK_SPACE.
829 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
830 OUTGOING_REG_PARM_STACK_SPACE.
831 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
833 2008-05-08 Jakub Jelinek <jakub@redhat.com>
835 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
836 on OMP_RETURN for OMP_FOR.
839 * dwarf2out.c (dw_expand_expr, common_check): Removed.
840 (fortran_common): New function.
841 (gen_variable_die): Call fortran_common instead of common_check,
842 adjust for it returning tree instead of rtx. Formatting.
844 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
848 * see.c (see_copy_insn): Copy new pure const attributes for new call.
849 * c-decl.c (merge_decls): Ditto.
850 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
851 to RTL_CONST_OR_PURE_CALL_P.
852 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
853 Initialized DECL_LOOPING_CONST_PURE.
854 (process_call_operands): Set tree_side_effects properly.
855 * tree.h (TREE_READONLY_DECL_P): Removed.
856 (DECL_IS_PURE): Renamed to DECL_PURE_P.
857 (DECL_LOOPING_OR_CONST_P): New macro.
858 (struct tree_function_decl): Added looping_const_or_pure_p.
860 (ECF_LOOPING_OR_CONST_P): New macro.
861 * rtlanal.c (pure_const_p): Removed.
862 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
863 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
865 * ipa-pure-const.c (pure_const_state_e): Added looping field.
866 (check_decl, check_tree, check_call, scan_function): Initialize
868 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
869 (static_execute): Set looping true for recursive functions.
870 Undo setting state to IPA_NEITHER for recursive functions.
872 * ifcvt.c (noce_can_store_speculate_p): Changed
873 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
874 RTL_CONST_OR_PURE_CALL_P.
875 * dse.c (scan_insn): Ditto.
876 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
877 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
878 RTL_CONST_OR_PURE_CALL_P.
879 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
880 pure_call_p to RTL_CONST_CALL_P.
881 * gimplify.c (gimplify_call_expr): Clear side effects for
882 non-looping pure and constant calls.
883 * calls.c (emit_call_1): Set rtl flags from ecf flags.
884 (flags_from_decl_or_type): Set ecf flags from decl flags.
885 (initialize_argument_information): Turn off
886 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
887 Change const to pure if callee_copies is true rather than just
889 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
890 way of marking pure calls.
891 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
892 Remove hack that was supposed to fix pr7335 and remove old
893 way of marking pure calls.
894 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
895 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
896 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
897 RTL_CONST_OR_PURE_CALL_P.
898 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
899 * loop-invariant.c (find_exits, find_invariant_bb): Changed
900 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
901 * sched-deps.c (schedule_analyze): Ditto.
902 * rtl.h (struct rtx_def): Use call field, unchanging field, and
903 return_val field of calls to represent pure and const function info.
904 (CONST_OR_PURE_CALL_P): Deleted macro.
905 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
906 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
907 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
909 * tree-optimize.c (execute_fixup_cfg): Added test for
910 ECF_LOOPING_CONST_OR_PURE.
911 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
913 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
914 effects for looping pure or const calls.
915 (verify_gimple_expr): Added verification code.
916 * config/alpha/alpha.c (alpha_legitimize_address,
917 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
919 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
920 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
921 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
922 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
923 RTL_CONST_OR_PURE_CALL_P.
924 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
925 and const calls to be deleted.
927 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
930 * config/i386/mmx.md (mmx_subv2sf3): New expander.
931 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
932 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
933 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
934 to handle nonimmediate operands.
935 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
936 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
937 to handle nonimmediate operands.
938 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
939 (mmx_pmulhrwv4hi3): New expander. Use
940 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
941 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
942 (sse2_umulv1siv1di3): New expander. Use
943 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
944 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
945 (mmx_eq<mode>3): New expander. Use
946 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
947 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
948 (mmx_uavgv8qi3): New expander. Use
949 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
950 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
951 (mmx_uavgv4hi3): New expander. Use
952 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
955 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
956 to handle nonimmediate operands.
957 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
958 to handle nonimmediate operands.
959 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
960 to handle nonimmediate operands.
961 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
962 to handle nonimmediate operands.
963 (sse2_unpckhpd_exp): New expander. Use
964 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
965 (sse2_unpcklpd_exp): New expander. Use
966 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
967 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
968 to handle nonimmediate operands.
969 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
970 to handle nonimmediate operands.
971 (*sse2_<plusminus_insn><mode>3): Rename from
972 sse2_<plusminus_insn><mode>3 insn pattern.
973 (sse2_<plusminus_insn><mode>3): New expander. Use
974 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
975 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
976 (sse2_umulv2siv2di3): New expander. Use
977 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
978 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
979 (sse4_1_mulv2siv2di3): New expander. Use
980 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
981 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
982 (sse2_pmaddwd): New expander. Use
983 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
984 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
985 (sse2_eq<mode>3): New expander. Use
986 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
987 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
988 (sse4_1_eqv2di3): New expander. Use
989 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
990 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
991 (sse2_uavgv16qi3): New expander. Use
992 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
993 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
994 (sse2_uavgv16qi3): New expander. Use
995 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
996 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
997 (sse2_uavgv8hi3): New expander. Use
998 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
999 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1000 (ssse3_pmulhrswv8hi3): New expander. Use
1001 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1002 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1003 (ssse3_pmulhrswv4hi3): New expander. Use
1004 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1006 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1007 (<sse>_vmmul<mode>3): Ditto.
1008 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1010 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1011 (ssse3_pmaddubsw): Ditto.
1013 * config/i386/i386.c (struct_builtin_description)
1014 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1015 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1016 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1017 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1018 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1019 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1020 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1021 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1022 (ix86_fixup_binary_operands): Assert that src1
1023 and src2 must have the same mode when swapped.
1024 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1025 and ix86_binary_operator_ok. Do not force operands in registers
1028 2008-05-07 Jan Hubicka <jh@suse.cz>
1030 * cgraph.c (dump_cgraph_node): Update.
1031 * cgraph.h (cgraph_local_info): Break out inline summary.
1032 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1034 * ipa-inline (inline_summary): New accestor function.
1035 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1036 cgraph_decide_inlining, compute_inline_parameters): Update.
1037 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1039 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1041 Cleanup ColdFire scheduling support and add V4 pipeline model.
1043 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1044 (define_attr cpu): Add cfv4 value.
1045 (define_attr type, define_attr type1): Merge into a single 'type'
1046 attribute. Update all uses.
1047 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1048 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1050 (define_attr opx_mem, define_attr opy_mem): Remove.
1051 (define_attr op_mem): Clean up, update comment.
1052 (define_attr size): Use specific values instead of general int.
1053 (define_attr guess, define_attr split): Remove. Update all uses.
1054 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1055 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1056 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1057 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1058 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1059 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1060 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1061 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1062 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1063 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1064 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1065 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1066 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1067 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1068 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1069 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1070 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1071 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1072 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1073 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1074 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1075 Update or set attributes.
1076 (stack_tie): New fake instruction.
1078 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1079 (m68k_sched_attr_size): Update declaration.
1080 (m68k_sched_attr_type2): Remove.
1081 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1082 Declare new bypass predicates.
1084 * config/m68k/m68k.c (m68k_sched_issue_rate,
1085 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1087 (TARGET_SCHED_ISSUE_RATE,
1088 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1089 (override_options): Handle scheduling for ColdFire V4 core.
1090 (m68k_expand_prologue): Emit stack_tie.
1091 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1092 'OP_TYPE_FPN'. Update all uses.
1093 (sched_guess_p): Remove.
1094 (sched_address_type): Handle symbolic addresses.
1095 (sched_get_operand): New static function.
1096 (sched_operand_type): Merge into sched_attr_op_type.
1097 (sched_attr_op_type): Handle FP registers, handle quick constants,
1099 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1100 (m68k_sched_attr_size): Update. Move logic to ...
1101 (sched_get_attr_size_int): New static function.
1102 (sched_get_opxy_mem_type): New static function.
1103 (m68k_sched_attr_op_mem): Update.
1104 (m68k_sched_attr_type2): Remove.
1105 (sched_cfv4_bypass_data): New static variable.
1106 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1107 (m68k_sched_issue_rate): Implement scheduler hook.
1108 (struct _sched_ib: enabled_p): New field.
1109 (m68k_sched_variable_issue): Update. Handle V4.
1110 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1111 sched_dump_class_func_t, sched_dump_split_class,
1112 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1113 sched_dump_dfa_class, m68k_sched_dump): Remove.
1114 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1116 (m68k_sched_init_global): Remove statisctics dumping, introduce
1117 sanity check that all instructions have pipeline reservations. Handle
1119 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1120 Handle ColdFire V4 core.
1121 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1122 New static functions.
1123 (m68k_sched_address_bypass_p): New bypass predicate.
1124 (sched_get_indexed_address_scale): New static function.
1125 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1127 * cf.md: Update comments.
1128 (define_attr type2): Remove. Use 'type' attribute instead.
1130 (cf_ib): Rename to cfv123_ib. Update all uses.
1131 (cf_oep): Rename to cfv123_oep. Update all uses.
1132 (cf_chr): Rename to cfv123_chr. Update all uses.
1133 (cf_mem): Rename to cfv123_mem. Update all uses.
1134 (cf_mac): Move to more appropriate place.
1135 (cfv123_guess): New automaton and cpu_unit.
1136 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1137 Update uses of 'size' attribute. Handle before reload scheduling.
1138 (cfv123_guess): New dummy reservation for unhandled instructions.
1139 (cfv4_*): Pipeline description of ColdFire V4 core.
1140 (ignore): New reservation to handle 'ignore' type.
1142 2008-05-07 Ian Lance Taylor <iant@google.com>
1145 * gimplify.c (find_single_pointer_decl_1): Don't look through
1147 (find_single_pointer_decl): Adjust comments.
1149 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1152 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1153 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1156 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1157 integral type rather than floating point, then VIEW_CONVERT_EXPR
1158 to the floating point type.
1160 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1162 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1163 TFmode op0 to register.
1165 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1167 * c-decl.c (grokdeclarator): Comment typo.
1169 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1171 * tree-flow.h: Remove prototype for computed_goto_p.
1172 * tree-cfg.c (computed_goto_p): Make static.
1174 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1177 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1178 (contains_aligned_value_p): This. Handle _Decimal128.
1179 (ix86_function_arg_boundary): Only align _Decimal128 to its
1180 natural boundary and handle it properly.
1182 2008-05-06 Martin Jambor <mjambor@suse.cz>
1184 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1185 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1186 (ipcp_method_set_orig_node): Removed.
1187 (ipcp_cval_get_cvalue_type): Removed.
1188 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1189 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1190 (ipcp_cval_set_cvalue_type): Removed.
1191 (ipcp_cval_get_cvalue): Removed.
1192 (ipcp_cval_set_cvalue): Removed.
1193 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1194 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1195 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1196 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1197 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1198 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1199 (ipcp_get_ith_lattice): Changed parameters.
1200 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1201 (ipcp_lattice_from_jfunc): Changed parameters.
1202 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1203 (ipcp_method_cval_print): Added temporary variable info.
1204 (ipcp_redirect): Removed already unused local variable caller.
1205 (ipcp_redirect): New temporary variable orig_callee_info
1206 (ipcp_redirect): Removed newly unused local variable callee.
1207 (ipcp_redirect): Removed (a bit confusing) local variable type.
1208 (ipcp_insert_stage): Added local variable info.
1209 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1211 (ipcp_formal_create): Removed.
1212 (ipcp_method_cval_set): Removed.
1213 (ipcp_propagate_stage): Renamed lattice variables.
1214 (ipcp_method_cval_set_cvalue_type): Removed.
1215 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1216 (ipcp_print_all_lattices): Changed printed strings to refer to
1217 lattices rather than cvals.
1218 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1219 (ipcp_propagate_const): Changed formal parameters.
1220 (build_const_val): Changed formal parameters.
1221 (ipcp_insert_stage): Removed useless variable cvalue
1222 (build_const_val): Changed formal parameters.
1223 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1224 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1225 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1226 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1227 (ipcp_print_func_profile_counts): Changed string from "method" to
1229 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1230 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1231 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1232 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1233 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1234 (ipcp_lat_is_const): Changed parameters and made inline.
1235 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1236 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1237 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1238 the predicate condition directly
1239 (ipcp_propagate_stage): Added local variable args. Removed local
1240 variable callee. (Both are mere code simplifications.)
1241 (ipcp_method_dont_insert_const): Renamed to
1242 ipcp_node_not_modifiable_p.
1243 (ipcp_node_not_modifiable_p): Made inline.
1244 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1245 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1246 (ipcp_print_all_lattices): Removed variable cvalue
1247 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1250 2008-05-06 Olivier Hainque <hainque@adacore.com>
1252 * tree-sra.c (try_instantiate_multiple_fields): Early return
1253 if field has POINTER_TYPE.
1255 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1257 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1258 by using 'q' specifier for instruction.
1259 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1261 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1263 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1264 Change mode of zero_extract from QImode to HImode.
1265 (sign bit tests peepholes): (Ditto.).
1267 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1269 * config/i386/mmx.md: Remove double backslashes from asm templates.
1270 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1271 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1272 to handle nonimmediate operands.
1273 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1274 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1275 to handle nonimmediate operands.
1276 (*mmx_<code>v2sf3_finite): New insn pattern.
1277 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
1278 (mmx_<code>v2sf3): New expander. Use
1279 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1280 (mmx_<plusminus_insn><mode>3): New expander. Use
1281 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1282 (*mmx_<plusminus_insn><mode>3): New insn pattern.
1283 (mmx_add<mode>3): Removed.
1284 (mmx_ssadd<mode>3): Ditto.
1285 (mmx_usadd<mode>3): Ditto.
1286 (mmx_sub<mode>3): Ditto.
1287 (mmx_sssub<mode>3): Ditto.
1288 (mmx_ussub<mode>3): Ditto.
1289 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
1290 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
1291 to handle nonimmediate operands.
1292 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
1294 (mmx_smulv4hi3_highpart): New expander. Use
1295 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1296 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
1298 (mmx_umulv4hi3_highpart): New expander. Use
1299 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1300 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
1301 (mmx_<code>v4hi3): New expander. Use
1302 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1303 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
1304 (mmx_<code>v8qi3): New expander. Use
1305 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1306 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1307 (mmx_<code><mode>3): New expander. Use
1308 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1310 2008-05-05 Jan Hubicka <jh@suse.cz>
1312 PR tree-optimization/36118
1313 * passes.c (pass_init_dump_file): Fix dump header.
1315 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1318 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1319 VCE for function decls.
1321 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1323 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1325 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1327 * config/i386/i386.md (sat_plusminus): New.
1328 (plusminus_insn): Likewise.
1329 (plusminus_mnemonic): Likewise.
1331 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1332 (*<addsub><mode>3_cc_overflow): Renamed to ...
1333 (*<plusminus_insn><mode>3_cc_overflow): This.
1334 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1335 (*<plusminus_insn>si3_zext_cc_overflow): This.
1337 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1338 (<plusminus_insn><mode>3): This.
1339 (*<addsub><mode>3): Renamed to ...
1340 (*<plusminus_insn><mode>3): This.
1341 (<sse>_vm<addsub><mode>3): Renamed to ...
1342 (<sse>_vm<plusminus_insn><mode>3): This.
1343 (sse3_h<addsub>v4sf3): Renamed to ...
1344 (sse3_h<plusminus_insn>v4sf3): This.
1345 (sse3_h<addsub>v2df3): Renamed to ...
1346 (sse3_h<plusminus_insn>v2df3): This.
1347 (<plusminus_insn><mode>3): New.
1348 (*<plusminus_insn><mode>3): Likewise.
1349 (sse2_<plusminus_insn><mode>3): Likewise.
1350 (add<mode>): Removed.
1351 (*add<mode>3): Likewise.
1352 (sse2_ssadd<mode>3): Likewise.
1353 (sse2_usadd<mode>3): Likewise.
1354 (sub<mode>3): Likewise.
1355 (*sub<mode>3): Likewise.
1356 (sse2_sssub<mode>3): Likewise.
1357 (sse2_ussub<mode>3): Likewise.
1359 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1361 * gthr-single.h: Add in required interface elements as per gthr.h.
1362 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1363 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1364 Generalize UNUSED macro.
1365 (__gthread_once): Add.
1366 (__gthread_key_create): Add.
1367 (__gthread_key_delete): Add.
1368 (__gthread_getspecific): Add.
1369 (__gthread_setspecific): Add.
1371 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1373 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1374 the same size types for the indirect reference on the rhs, then
1377 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1379 * config/i386/i386.md
1380 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1381 one insn template instead of template series.
1382 (*xordi_1_rex64): Ditto.
1383 (*xordi_2_rex64): Ditto.
1385 2008-05-05 Ira Rosen <irar@il.ibm.com>
1387 PR tree-optimization/36119
1388 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1391 2008-06-04 Jan Hubicka <jh@suse.cz>
1393 tree-optimization/36100
1394 * tree-pass.h (pass_O0_always_inline): Declare.
1395 * ipa-inline.c (inline_transform): Remove dead code.
1396 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1397 pass_O0_always_inline): New.
1398 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1400 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1402 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1403 mnemonic in this_param move for TARGET_64BIT.
1405 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1407 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1408 (*strmovsi_rex_1): Ditto.
1409 (*strsetsi_1): Ditto.
1410 (*strsetsi_rex_1): Ditto.
1412 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1413 adddicc expanders using SWI mode iterator.
1415 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1418 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1421 2008-05-04 David S. Miller <davem@davemloft.net>
1423 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1424 (sparc*-*-linux*): Use linux.h in tm_file.
1425 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1426 compiler defaulting to 32-bit.
1427 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1429 * config/sparc/linux.h: Remove definitions now obtained
1430 properly from linux.h
1431 * config/sparc/linux64.h: Likewise.
1432 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1433 don't want this setting for 32-bit builds in a biarch compiler.
1434 * doc/install.texi: Add sparc-linux to list of targets
1435 supporting --enable-targets=all.
1437 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1439 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1441 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1443 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1444 after V4SI_FTYPE_V8HI.
1445 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1446 case V4SI_FTYPE_V2DF.
1448 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1450 * doc/invoke.texi (max-flow-memory-locations): Removed.
1451 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1453 2008-05-03 Richard Guenther <rguenther@suse.de>
1456 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1458 2008-05-02 David S. Miller <davem@davemloft.net>
1460 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1462 2008-05-02 Simon Baldwin <simonb@google.com>
1465 * c-common.h (warn_array_subscript_range): Removed.
1466 * c-common.c (warn_array_subscript_range): Ditto.
1467 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1468 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1470 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1472 * config/i386/i386.c (ix86_special_builtin_type): New.
1473 (bdesc_special_args): Likewise.
1474 (ix86_expand_special_args_builtin): Likewise.
1475 (ix86_init_mmx_sse_builtins): Updated.
1476 (ix86_expand_builtin): Updated.
1477 (ix86_expand_store_builtin): Removed.
1478 (ix86_expand_unop_builtin): Likewise.
1480 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1481 * config/i386/mmintrin.h (__v2sf): Here.
1483 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1485 (_mm_loadl_pi): Likewise.
1486 (_mm_storeh_pi): Replace __v2si with __v2sf.
1487 (_mm_storel_pi): Likewise.
1489 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1490 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1491 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1492 __builtin_ia32_loadlpd.
1494 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1496 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1497 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1498 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1499 (ix86_init_mmx_sse_builtins): Updated.
1500 (ix86_expand_args_builtin): Likewise.
1501 (ix86_expand_builtin): Likewise.
1502 (ix86_expand_unop1_builtin): Renamed to ...
1503 (ix86_expand_unop_vec_merge_builtin): This.
1505 2008-05-01 Jan Hubicka <jh@suse.cz>
1508 * ipa-inline.c (inline_generate_summary): Make static.
1509 (inline_transform): Do not call inlining at -O0; make static.
1510 * passes.c (execute_todo): Add sanity check.
1511 (execute_one_ipa_transform_pass): Execute proper flags.
1513 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1515 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1516 (DECL_NONADDRESSABLE_P): Likewise.
1517 * alias.c (record_component_aliases): Fix comment.
1519 2008-05-01 Simon Baldwin <simonb@google.com>
1521 * c-common.h (warn_array_subscript_range): New function.
1522 * c-common.c (warn_array_subscript_range): Ditto.
1523 * tree-vrp.c (check_array_ref): Corrected code to agree with
1524 comment, ignoring only arrays of size 0 or size 1.
1525 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1527 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1529 * config/i386/i386.c (ix86_builtin_type): Replace
1530 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1531 (bdesc_args): Updated.
1532 (ix86_init_mmx_sse_builtins): Likewise.
1533 (ix86_expand_args_builtin): Likewise.
1535 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1538 * doc/extend.texi: Correct __builtin_ia32_palignr.
1540 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1543 * config/i386/i386.c (bdesc_crc32): Removed.
1544 (ix86_expand_crc32): Likewise.
1545 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1546 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1547 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1548 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1549 UINT_FTYPE_UINT_UCHAR.
1550 (bdesc_args): Updated. Add crc32 builtins.
1551 (ix86_init_mmx_sse_builtins): Updated.
1552 (ix86_expand_args_builtin): Updated to support subreg.
1554 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1556 2008-05-01 Jan Hubicka <jh@suse.cz>
1558 * tree-pass.h (opt_pass): Add IPA_PASS.
1559 (varpool_node, cgraph_node): Forward declare.
1560 (ipa_opt_pass): Define.
1561 (pass_ipa_inline): Turn into ipa_opt_pass.
1562 (pass_apply_inline): Remove.
1563 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1564 (apply_inline): Turn into ....
1565 (inline_transform): ... this one.
1566 (inline_generate_summary): New function.
1567 (pass_apply_inline): Remove.
1568 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1570 (struct function): Add ipa_transforms_to_apply.
1571 * passes.c (register_one_dump_file): Work on IPA_PASS.
1572 (init_optimization_passes): Remove pass_inline_parameters and
1574 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1575 (execute_one_pass) ... here; apply transforms when possible.
1576 (add_ipa_transform_pass, execute_ipa_summary_asses,
1577 execute_one_ipa_transform_pass): New.
1578 (execute_ipa_pass_list): Update for IPA_PASS type.
1580 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1582 * config/i386/i386.c (ix86_builtin_type): Add
1583 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1584 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1585 (bdesc_args): Add SSE4a builtins.
1586 (ix86_init_mmx_sse_builtins): Updated.
1587 (ix86_expand_args_builtin): Likewise.
1588 (ix86_expand_builtin): Likewise.
1590 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1592 * config/i386/i386.c (ix86_builtin_type): Add
1593 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1594 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1595 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1596 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1597 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1598 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1599 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1600 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1601 and DI_FTYPE_DI_DI_INT.
1602 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1603 (ix86_init_mmx_sse_builtins): Updated.
1604 (ix86_expand_args_builtin): Likewise.
1605 (ix86_expand_builtin): Likewise.
1606 (ix86_expand_binop_imm_builtin): Removed.
1608 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1610 2008-04-30 Richard Guenther <rguenther@suse.de>
1612 PR tree-optimization/32921
1613 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1615 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1617 * config/arm/arm.c (arm_unwind_emit): Use
1618 crtl->all_throwers_are_sibcalls instead of
1619 cfun->all_throwers_are_sibcalls.
1620 (arm_output_fn_unwind): Likewise.
1621 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1622 instead of cfun->uses_pic_offset_table.
1623 (frv_expand_prologue): Likewise.
1624 (frv_frame_pointer_required): Likewise.
1625 (frv_expand_fdpic_call): Likewise.
1626 (frv_emit_movsi): Likewise.
1627 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1628 cfun->returns_pcc_struct instead of
1629 current_function_returns_pcc_struct.
1630 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1631 instead of cfun->calls_eh_return.
1632 (m32c_pushm_popm): Likewise.
1633 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1634 "extern" declaration.
1636 2008-04-30 Richard Guenther <rguenther@suse.de>
1638 PR tree-optimization/21636
1639 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1641 (evaluate_stmt): Print the likely value.
1642 (ccp_visit_stmt): Avoid excessive vertical spacing.
1644 2008-04-30 Rafael Espindola <espindola@google.com>
1646 * builtins.c (fold_call_expr): Return realret.
1647 * tree-ssa-threadedge.c
1648 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1649 __builtin_object_size.
1651 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1653 * gcc.c (wrapper_string): New variable.
1654 (insert_wrapper): New function.
1655 (execute): New option -wrapper.
1656 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1658 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1660 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1661 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1662 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1664 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1665 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1666 config/rs6000/e500crtres64gprctr.asm,
1667 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1668 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1669 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1670 config/rs6000/e500crtsav64gprctr.asm,
1671 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1672 config/rs6000/e500crtsavg64gprctr.asm: New files.
1673 * config/rs6000/t-ppccomm: Add build rules for new files.
1674 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1675 * config/rs6000/t-netbsd: Add build rules for new files.
1676 (LIB2FUNCS_STATIC_EXTRA): New variable.
1677 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1678 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1679 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1681 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1683 * config/i386/i386.c (ix86_builtin_type): Add
1684 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1685 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1686 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1687 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1688 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1689 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1690 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1691 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1692 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1693 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1694 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1695 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1696 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1697 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1698 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1699 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1700 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1701 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1702 V1DI_FTYPE_V2SI_V2SI.
1703 (bdesc_2arg): Moved to ...
1705 (ix86_init_mmx_sse_builtins): Updated.
1706 (ix86_expand_args_builtin): Updated. Take a pointer
1707 to const struct builtin_description. Handle comparison
1709 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1710 (ix86_expand_builtin): Updated.
1712 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1713 (ssse3_pmaddubsw128): This.
1714 (ssse3_pmaddubswv4hi3): Renamed to ...
1715 (ssse3_pmaddubsw): This.
1717 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1718 (__builtin_ia32_packssdw128): Likewise.
1719 (__builtin_ia32_packuswb128): Likewise.
1720 (__builtin_ia32_pmaddubsw): Likewise.
1721 (__builtin_ia32_pmaddubsw128): Likewise.
1723 2008-04-30 Richard Guenther <rguenther@suse.de>
1725 PR tree-optimization/14847
1726 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1727 (recognize_bits_test): Use it.
1728 (recognize_single_bit_test): Likewise.
1730 2008-04-30 Martin Jambor <mjambor@suse.cz>
1732 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1733 instead of setting number of formal parameters to zero.
1734 (ipcp_init_stage): Do not set the number of actual parameters to zero
1736 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1737 which are called with variable number of arguments.
1738 (ipcp_insert_stage): Explicitely skipping all nodes which are
1739 called with variable number of arguments.
1740 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1741 number of parameters.
1743 * ipa-prop.h (struct ipa_node_params): Added flag
1744 called_with_var_arguments
1745 (ipa_set_param_count): Added. Changed sole setter to use it.
1746 (ipa_get_param_count): Added. All readers of param_count
1747 converted to use it instead.
1748 (ipa_set_called_with_variable_arg): Added.
1749 (ipa_is_called_with_var_arguments): Added.
1750 (ipa_get_ith_param): Added. All readers of param_decls converted
1752 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1754 (ipa_get_cs_argument_count): Added, all readers of argument_count
1756 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1759 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1760 (struct ipcp_lattice): Renamed cval_type to type
1761 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1763 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1764 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1765 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1766 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1767 (build_const_val): Changed the type of parameter cvalue to tree
1768 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1769 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1771 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1774 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1775 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1776 (ipa_add_method): Renamed to ipa_push_func_to_list
1777 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1778 (ipa_callsite_param_count): Removed.
1779 (ipa_callsite_param_count_set): Removed.
1780 (ipa_callsite_param): Removed.
1781 (ipa_callsite_callee): Removed.
1782 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1783 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1784 (ipa_method_formal_count): Removed.
1785 (ipa_method_formal_count_set): Removed.
1786 (ipa_method_get_tree): Removed.
1787 (ipa_method_tree_map_create): Removed.
1788 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1789 (ipa_create_param_decls_array): Creates the array itself
1790 (ipa_create_param_decls_array): Temporary variable info instead of
1792 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1793 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1794 (get_type): Removed.
1795 (ipa_jf_get_info_type): Removed.
1796 (ipa_node_create): Renamed to ipa_create_node_params
1797 (ipa_free): Renamed to ipa_free_all_node_params
1798 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1799 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1800 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1801 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1802 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1803 ipa_free_all_edge_args
1804 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1805 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1806 (ipa_create_methodlist_node): Removed.
1807 (ipa_methodlist_method): Removed.
1808 (ipa_methodlist_method_set): Removed.
1809 (ipa_methodlist_next_method): Removed.
1810 (ipa_methodlist_next_method_set): Removed.
1811 (ipa_method_is_modified): Removed.
1812 (ipa_method_modify_create): Removed.
1813 (ipa_method_modify_init): Temporary variable info instead of a few
1815 (ipa_detect_param_modifications): Temporary variable info instead of
1817 (ipa_compute_jump_functions): Temporary variable info instead of
1819 (ipa_method_modify_set): Removed.
1820 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1821 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1822 than craph_node as the first parameter.
1823 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1824 (ipa_method_modify_init): Removed.
1825 (ipa_compute_jump_functions): Added a temp variable instead of
1826 repeatadly dereferencing the cgraph_edge.aux pointer
1827 (ipa_callsite_param_set_type): Removed.
1828 (ipa_compute_jump_functions): i renamed to index and moved to
1830 (ipa_callsite_param_set_info_type_formal): Removed.
1831 (ipa_callsite_param_set_info_type): Removed.
1832 (ipa_callsite_param_map_create): Removed.
1833 (ipa_callsite_tree): Removed.
1834 (ipa_callsite_caller): Removed.
1835 (ipa_pop_func_from_list): return_method removed to return_func
1837 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1838 prefixed all values with IPA_. Changed all users.
1839 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1840 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1841 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1842 (union parameter_info): Renamed to jump_func_value.
1843 (union jump_func_value): Renamed value to constant
1844 (struct ipa_jump_func): Renamed info_type to value
1845 (struct ipa_node): Renamed to ipa_node_params
1846 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1847 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1848 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1849 (struct ipa_edge): Renamed to ipa_edge_args
1850 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1851 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
1852 (struct ipa_methodlist): Renamed to ipa_func_list
1853 (struct ipa_func_list): method_p renamed to node, next_method
1855 (ipa_methodlist_p): Removed, switched all users to struct pointer
1856 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
1858 2008-04-30 Alan Modra <amodra@bigpond.net.au>
1860 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
1861 (rs6000_emit_epilogue): Use backchain to restore only when we
1862 have a large frame. Make use of frame pointer to restore if we
1863 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
1865 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
1867 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1868 Add mode to zero_extract.
1869 (sign bit tests peepholes): (Ditto.).
1871 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
1873 * config/i386/i386.c (ix86_builtins): Replace Prescott New
1874 Instructions in comments with SSE3.
1875 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
1876 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
1877 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
1878 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
1879 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
1880 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
1881 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
1882 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
1883 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
1884 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
1885 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
1886 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
1887 (bdesc_sse_args): Renamed to ...
1888 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
1889 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
1890 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
1892 (bdesc_1arg): Moved to ...
1894 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
1895 Instructions in comments with SSE3.
1896 (ix86_expand_sse_operands_builtin): Renamed to ...
1897 (ix86_expand_args_builtin): This. Updated.
1898 (ix86_expand_unop1_builtin): Update comments.
1899 (ix86_expand_builtin): Updated.
1901 2008-04-29 Richard Guenther <rguenther@suse.de>
1903 PR tree-optimization/36078
1904 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1905 Update virtual SSA form after cleaning up the CFG.
1907 2008-04-29 Richard Guenther <rguenther@suse.de>
1910 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
1912 2008-04-29 Richard Guenther <rguenther@suse.de>
1914 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
1915 (compute_may_aliases): Do not call finalize_ref_all_pointers.
1916 (compute_flow_insensitive_aliasing): Do not treat
1917 PTR_IS_REF_ALL pointers special.
1918 (get_smt_for): Likewise.
1919 (may_alias_p): Re-structure.
1920 (is_escape_site): A ref-all pointer conversion is not an escape site.
1921 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
1922 PTR_IS_REF_ALL pointers special.
1923 * tree-ssa-structalias.h (struct alias_info): Remove
1924 ref_all_symbol_mem_tag field.
1925 (PTR_IS_REF_ALL): Remove.
1927 2008-04-29 Richard Guenther <rguenther@suse.de>
1930 * fold-const.c (extract_muldiv_1): In combining division constants
1931 make sure to never overflow.
1933 2008-04-29 Nick Clifton <nickc@redhat.com>
1935 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
1937 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1940 * optc-gen.awk: Work around HP-UX/IA awk bug.
1942 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
1944 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
1947 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1950 * config/i386/i386.md
1951 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
1952 Change operand 1 predicate to nonimmediate_operand.
1954 2008-04-28 Jakub Jelinek <jakub@redhat.com>
1957 * dwarf2out.c (struct die_struct): Mark as chain_circular through
1959 * gengtype.c (walk_type, write_func_for_structure): Handle
1961 * doc/gty.texi: Document chain_circular.
1963 2008-04-28 Richard Guenther <rguenther@suse.de>
1965 PR tree-optimization/36066
1966 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
1969 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1972 * config/i386/i386.md
1973 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
1974 Use match_scratch instead of match_operand for operands 3 and 4.
1976 2008-04-27 Richard Guenther <rguenther@suse.de>
1978 PR tree-optimization/18754
1979 PR tree-optimization/34223
1980 * tree-pass.h (pass_complete_unrolli): Declare.
1981 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
1982 loop size before and after unconditionally of UL_NO_GROWTH in effect.
1983 Rewrite loop into loop closed SSA form if it is not already.
1984 (tree_unroll_loops_completely): Re-structure to iterate over
1985 innermost loops with intermediate CFG cleanups.
1986 Unroll outermost loops only if requested or the code does not grow
1988 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
1989 loops are available.
1990 (tree_vectorize): Instead do so here.
1991 (tree_complete_unroll): Also unroll outermost loops.
1992 (tree_complete_unroll_inner): New function.
1993 (gate_tree_complete_unroll_inner): Likewise.
1994 (pass_complete_unrolli): New pass.
1995 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
1996 uses outside of the loop.
1997 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
1998 form if it is available.
1999 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2000 * passes.c (init_optimization_passes): Schedule complete inner
2001 loop unrolling pass before the first CCP pass after final inlining.
2003 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2005 * targhooks.h (default_emutls_var_fields,
2006 default_emutls_var_init): Declare.
2007 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2008 * target.h (struct gcc_target): Add struct emutls member.
2009 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2010 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2011 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2012 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2013 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2014 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2015 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2016 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2017 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2018 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2019 emit debug information.
2020 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2021 * varasm.c: Include targhooks.h.
2022 (emutls_object_section, emutls_tmpl_section): New.
2023 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2024 (EMUTLS_SEPARATOR): New.
2026 (get_emutls_object_name): New.
2027 (default_emutls_var_fields): New, broken out of ...
2028 (get_emutls_object_type): ... here. Adjust to use target hooks.
2029 (get_emutls_init_templ_addr): Adjust to use target hooks.
2030 (emutls_decl): Adjust to use target hooks.
2031 (emutls_finish): Likewise.
2032 (default_emutls_var_init): New, broken out of ...
2033 (assemble_variable): ... here. Adjust to use target hooks.
2034 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2036 * c-common.c (handle_section_attribute): Prevent overriding
2037 sections for emulated tls with special sections.
2038 * config/i386/i386.c (x86_64_elf_select_section): Add
2039 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2040 (x86_64_elf_unique_section): Likewise.
2041 * config/vxworks.c: Include tree.h.
2042 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2043 (vxworks_override_options): Set TLS scheme.
2044 * doc/tm.texi (Emulated TLS): New node.
2046 2008-04-26 Simon Baldwin <simonb@google.com>
2049 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2050 with propagated string constants.
2052 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2054 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2055 constraint for operand 2 when operand 0 is memory operand.
2056 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2057 operand 0 is memory operand.
2058 (fix_trunc<mode>_i387_with_temp): Ditto.
2059 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2060 operand 2 when operand 1 is memory operand.
2061 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2062 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2063 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2064 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2065 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2066 operands 2,3 and 4 when operand 1 is memory operand.
2067 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2069 (fistdi2_floor_with_temp): Ditto.
2070 (fist<mode>2_floor_with_temp): Ditto.
2071 (fistdi2_ceil_with_temp): Ditto.
2072 (fist<mode>2_ceil_with_temp): Ditto.
2073 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2075 2008-04-26 David Daney <ddaney@avtrex.com>
2077 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2079 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2080 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2081 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2082 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2083 (compare_and_swap_12): New insn.
2084 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2085 * config/mips/mips.c (mips_force_binary): New function.
2086 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2087 (mips_expand_compare_and_swap_12): New function.
2088 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2090 2008-04-25 Jan Hubicka <jh@suse.cz>
2093 * cfgexpand.c (pass_expand): Turn into RTL pass.
2094 * passes.c (execute_one_pass): Do pass typechecking after execution.
2095 * tree-pass.h (pass_expand): Turn into RTL pass.
2097 * function.h (struct rtl_data): Move here fields
2098 accesses_prior_frames, calls_eh_return, saves_all_registers,
2099 has_nonlocal_goto, has_asm_statement, is_thunk,
2100 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2101 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2102 arg_pointer_save_area_init from struct function; turn into bool.
2103 (struct function): Move
2104 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2105 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2106 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2107 tail_call_emit, arg_pointer_save_area_init
2108 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2109 (current_function_returns_struct, current_function_returns_pcc_struct,
2110 current_function_calls_setjmp, current_function_calls_alloca,
2111 current_function_accesses_prior_frames,
2112 current_function_calls_eh_return, current_function_is_thunk,
2113 current_function_stdarg, current_function_profile,
2114 current_function_limit_stack, current_function_uses_pic_offset_table,
2115 current_function_uses_const_pool, current_function_has_nonlocal_label,
2116 current_function_saves_all_registers,
2117 current_function_has_nonlocal_goto,
2118 current_function_has_asm_statement): Remove accesor macros.
2119 * ra-conflict.c (global_conflicts): Update.
2120 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2121 (suitable_for_tail_call_opt_p): Update.
2122 * builtins.c (expand_builtin_return_addr): Update.
2123 (expand_builtin_setjmp_setup): Update.
2124 (expand_builtin_nonlocal_goto): Update.
2125 * final.c (final_start_function): Update.
2126 (profile_function): Update.
2127 (leaf_function_p): Update.
2128 (only_leaf_regs_used): Update.
2129 * df-scan.c (df_get_exit_block_use_set): Update.
2130 * dojump.c (clear_pending_stack_adjust): Update.
2131 * tree-stdarg.c (gate_optimize_stdarg): Update.
2132 * gimple-low.c (lower_function_body): Update.
2133 * global.c (compute_regsets): Update.
2134 (global_alloc): Update.
2135 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2136 * expr.c (expand_assignment): Update.
2137 * dse.c (dse_step0): Update.
2138 (dse_step1): Update.
2139 * c-decl.c (store_parm_decls): Update.
2140 * local-alloc.c (combine_regs): Update.
2141 (find_free_reg): Update.
2142 * function.c (assign_parms_augmented_arg_list): Update.
2143 (assign_parm_find_data_types): Update.
2144 (assign_parms): Update.
2145 (allocate_struct_function): Update.
2146 (expand_function_start): Update.
2147 (expand_function_end): Update.
2148 (get_arg_pointer_save_area): Update.
2149 (thread_prologue_and_epilogue_insns): Update.
2150 (rest_of_match_asm_constraints): Update.
2151 * stor-layout.c (variable_size): Update.
2152 * gcse.c (gcse_main): Update.
2153 (bypass_jumps): Update.
2154 * gimplify.c (gimplify_function_tree): Update.
2155 * calls.c (emit_call_1): Update.
2156 (expand_call): Update.
2157 * bt-load.c (compute_defs_uses_and_gen): Update.
2158 * except.c (sjlj_assign_call_site_values): Update.
2159 (sjlj_emit_function_enter): Update.
2160 (can_throw_external): Update.
2161 (set_nothrow_function_flags): Update.
2162 (expand_builtin_unwind_init): Update.
2163 (expand_eh_return): Update.
2164 (convert_to_eh_region_ranges): Update.
2165 (output_function_exception_table): Update.
2166 * emit-rtl.c (gen_tmp_stack_mem): Update.
2167 * cfgexpand.c (expand_used_vars): Update.
2168 (tree_expand_cfg): Update.
2169 * cfgcleanup.c (rest_of_handle_jump): Update.
2170 * explow.c (allocate_dynamic_stack_space): Update.
2171 * varasm.c (assemble_start_function): Update.
2172 (force_const_mem): Update.
2173 (mark_constant_pool): Update.
2174 * tree-optimize.c (tree_rest_of_compilation): Update.
2175 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2176 * tree-cfg.c (notice_special_calls): Update.
2177 (is_ctrl_altering_stmt): Update.
2178 (tree_can_make_abnormal_goto): Update.
2179 (tree_purge_dead_abnormal_call_edges): Update.
2180 * config/alpha/predicates.md: Update.
2181 * config/alpha/alpha.c (alpha_sa_mask): Update.
2182 (alpha_sa_size): Update.
2183 (alpha_does_function_need_gp): Update.
2184 (alpha_expand_prologue): Update.
2185 (alpha_start_function): Update.
2186 (alpha_output_function_end_prologue): Update.
2187 (alpha_expand_epilogue): Update.
2188 * config/frv/frv.c (frv_stack_info): Update.
2189 (frv_expand_epilogue): Update.
2190 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2191 (s390_register_info): Update.
2192 (s390_frame_info): Update.
2193 (s390_init_frame_layout): Update.
2194 (s390_can_eliminate): Update.
2195 (save_gprs): Update.
2196 * config/spu/spu.c (spu_split_immediate): Update.
2197 (need_to_save_reg): Update.
2198 (spu_expand_prologue): Update.
2199 (spu_expand_epilogue): Update.
2200 * config/sparc/sparc.md: Update.
2201 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2202 (sparc_tls_got): Update.
2203 (legitimize_pic_address): Update.
2204 (sparc_emit_call_insn): Update.
2205 (sparc_expand_prologue): Update.
2206 (output_return): Update.
2207 (print_operand): Update.
2208 (sparc_function_ok_for_sibcall): Update.
2209 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2210 * config/m32r/m32r.md: Update.
2211 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2212 (m32r_compute_frame_size): Update.
2213 (m32r_expand_prologue): Update.
2214 (m32r_expand_epilogue): Update.
2215 (m32r_legitimize_pic_address): Update.
2216 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2217 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2218 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2220 (ix86_save_reg): Update.
2221 (ix86_compute_frame_layout): Update.
2222 (ix86_expand_prologue): Update.
2223 (ix86_expand_epilogue): Update.
2224 * config/sh/sh.c (output_stack_adjust): Update.
2225 (calc_live_regs): Update.
2226 (sh5_schedule_saves): Update.
2227 (sh_expand_prologue): Update.
2228 (sh_expand_epilogue): Update.
2229 (sh_setup_incoming_varargs): Update.
2230 (sh_allocate_initial_value): Update.
2231 (sh_get_pr_initial_val): Update.
2232 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2233 * config/sh/sh.md (label:): Update.
2234 * config/avr/avr.c (out_movhi_mr_r): Update.
2235 * config/crx/crx.h (enum): Update.
2236 * config/xtensa/xtensa.h (along): Update.
2237 * config/stormy16/stormy16.c Update.
2238 (xstormy16_compute_stack_layout): Update.
2239 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2240 (fr30_expand_prologue): Update.
2241 * config/cris/cris.c (cris_conditional_register_usage): Update.
2242 (cris_reg_saved_in_regsave_area): Update.
2243 (cris_initial_frame_pointer_offset): Update.
2244 (cris_simple_epilogue): Update.
2245 (cris_expand_prologue): Update.
2246 (cris_expand_epilogue): Update.
2247 (cris_expand_pic_call_address): Update.
2248 (cris_asm_output_symbol_ref): Update.
2249 (cris_asm_output_label_ref): Update.
2250 * config/cris/cris.md Update.
2251 * config/iq2000/iq2000.c (compute_frame_size): Update.
2252 (iq2000_expand_epilogue): Update.
2253 * config/mt/mt.h (save_direction): Update.
2254 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2255 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2256 (ia64_secondary_reload_class): Update.
2257 * config/m68k/m68k.c (m68k_save_reg): Update.
2258 (m68k_expand_prologue): Update.
2259 (m68k_expand_epilogue): Update.
2260 (legitimize_pic_address): Update.
2261 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2262 (first_reg_to_save): Update.
2263 (first_altivec_reg_to_save): Update.
2264 (compute_vrsave_mask): Update.
2265 (compute_save_world_info): Update.
2266 (rs6000_stack_info): Update.
2267 (spe_func_has_64bit_regs_p): Update.
2268 (rs6000_ra_ever_killed): Update.
2269 (rs6000_emit_eh_reg_restore): Update.
2270 (rs6000_emit_allocate_stack): Update.
2271 (rs6000_emit_prologue): Update.
2272 (rs6000_emit_epilogue): Update.
2273 (rs6000_output_function_epilogue): Update.
2274 (output_profile_hook): Update.
2275 (rs6000_elf_declare_function_name): Update.
2276 * config/rs6000/rs6000.h (rs6000_args): Update.
2277 * config/rs6000/rs6000.md: Update.
2278 * config/mcore/mcore.c (mcore_expand_prolog): Update.
2279 * config/arc/arc.c (arc_output_function_epilogue): Update.
2280 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
2281 * config/darwin.c (machopic_function_base_name): Update.
2282 * config/score/score3.c (score3_compute_frame_size): Update.
2285 (score3_epilogue): Update.
2286 * config/score/score7.c (score7_compute_frame_size): Update.
2287 (score7_prologue): Update.
2288 (score7_epilogue): Update.
2289 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
2290 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2291 * config/arm/arm.c (use_return_insn): Update.
2292 (require_pic_register): Update.
2293 (arm_load_pic_register): Update.
2294 (arm_compute_save_reg0_reg12_mask): Update.
2295 (arm_compute_save_reg_mask): Update.
2296 (thumb1_compute_save_reg_mask): Update.
2297 (output_return_instruction): Update.
2298 (arm_output_function_prologue): Update.
2299 (arm_output_epilogue): Update.
2300 (arm_get_frame_offsets): Update.
2301 (arm_expand_prologue): Update.
2302 (thumb_pushpop): Update.
2303 (thumb_exit): Update.
2304 (thumb1_expand_prologue): Update.
2305 (thumb1_expand_epilogue): Update.
2306 (arm_unwind_emit): Update.
2307 (arm_output_fn_unwind): Update.
2308 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2309 * config/arm/arm.md: Update.
2310 * config/pa/pa.md: Update.
2311 * config/pa/pa.c (legitimize_pic_address): Update.
2312 (compute_frame_size): Update.
2313 (hppa_expand_prologue): Update.
2314 (hppa_expand_epilogue): Update.
2315 (borx_reg_operand): Update.
2316 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2317 (HARD_REGNO_RENAME_OK): Update.
2318 * config/mips/mips.c (mips_global_pointer): Update.
2319 (mips_save_reg_p): Update.
2320 (mips_compute_frame_info): Update.
2321 (mips_frame_pointer_required): Update.
2322 (mips_expand_prologue): Update.
2323 (mips_expand_epilogue): Update.
2324 (mips_can_use_return_insn): Update.
2325 (mips_reorg_process_insns): Update.
2326 * config/v850/v850.c (compute_register_save_size): Update.
2327 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2328 * config/mmix/mmix.c (along): Update.
2329 (mmix_expand_epilogue): Update.
2330 * config/bfin/bfin.c (legitimize_pic_address): Update.
2331 (must_save_p): Update.
2332 (stack_frame_needed_p): Update.
2333 (add_to_reg): Update.
2334 (bfin_expand_prologue): Update.
2335 * stmt.c (expand_asm_operands): Update.
2336 * reload1.c (reload): Update.
2337 (init_elim_table): Update.
2339 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2341 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2343 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2345 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2346 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2347 (mov<mode>): Removed.
2348 (*movv4sf_internal): Likewise.
2349 (*movv2df_internal): Likewise.
2351 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2353 * config.gcc (crx-*-elf): Remove deprecation.
2355 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2357 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2358 __gcc_deregister_frame with atexit.
2359 (deregister_frame_dtor): Remove.
2361 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2362 Nathan Sidwell <nathan@codesourcery.com>
2364 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2366 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2367 (rs6000_isel): Likewise.
2368 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2369 (rs6000_isel): New variable.
2370 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2372 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2375 * c-common.c (handle_vector_size_attribute): Call
2376 lang_hooks.types.reconstruct_complex_type instead of
2377 reconstruct_complex_type.
2378 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2379 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2380 * langhooks.h (struct lang_hooks_for_types): Add
2381 reconstruct_complex_type hook.
2382 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2383 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2385 2008-04-24 Richard Guenther <rguenther@suse.de>
2387 * c-common.h (check_builtin_function_arguments): Declare.
2388 * c-common.c (validate_nargs): New function.
2389 (check_builtin_function_arguments): Likewise.
2390 * c-typeck.c (build_function_call): Call
2391 check_builtin_function_arguments.
2392 * builtins.c (fold_builtin_classify): Remove error reporting code.
2393 (fold_builtin_unordered_cmp): Likewise.
2394 (fold_builtin_1): Likewise.
2395 (fold_builtin_n): Likewise.
2397 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2399 PR tree-optimization/36008
2400 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2401 the original op1, rather than delta by step.
2403 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2404 Sebastian Pop <sebastian.pop@amd.com>
2406 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2407 eliminate_local_variables_stmt, eliminate_local_variables,
2408 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2409 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2410 of code delimited by two edges in the CFG.
2411 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2412 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2413 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2414 the case of parallelisation of reductions.
2415 (expr_invariant_in_region_p): New.
2417 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2418 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2420 2008-04-24 Ira Rosen <irar@il.ibm.com>
2421 Richard Guenther <rguenther@suse.de>
2423 PR tree-optimization/36034
2424 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2425 incapable of dealing with loads with gaps.
2427 2008-04-24 Rafael Espindola <espindola@google.com>
2429 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2430 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2431 vrp_evaluate_conditional.
2432 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2433 (vrp_evaluate_conditional): Split the cond argument.
2434 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2435 (simplify_stmt_for_jump_threading): Update call to
2436 vrp_evaluate_conditional.
2438 2008-04-24 Ira Rosen <irar@il.ibm.com>
2440 PR tree-optimization/35982
2441 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2442 interleaved data-refs are of the same type.
2444 2008-04-24 Danny Smith <dannysmith@users.net>
2446 * c-format.c (check_format_info_main): Use strncmp rather than a
2447 magic prefix to handle multichar length specs.
2448 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2449 Don't prefix "I64" and "I32" with '\0'.
2451 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2454 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2455 in registers for -m32 only if stdarg_p (fntype).
2457 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2459 PR rtl-optimization/36006
2460 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2461 temp to op0 in order to avoid invalid rtx sharing.
2463 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2465 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2466 check TREE_INVARIANT.
2467 * tree-gimple.c (is_gimple_address): New.
2468 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2469 * tree-gimple.h (is_gimple_address): New.
2470 * tree.h (decl_address_invariant_p): New.
2471 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2472 (build_string): Likewise.
2473 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2474 (tree_invariant_p_1): Likewise.
2475 (save_expr): Use it.
2476 (tree_invariant_p): New.
2477 (skip_simple_arithmetic): Use it.
2478 (stabilize_reference_1): Use it.
2479 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2481 (build1_stat): Drop code to compute TREE_INVARIANT.
2482 (build2_stat): Drop code to compute TREE_INVARIANT.
2483 (build3_stat): Drop code to compute TREE_INVARIANT.
2484 (build4_stat): Drop code to compute TREE_INVARIANT.
2485 (build5_stat): Drop code to compute TREE_INVARIANT.
2486 (build7_stat): Drop code to compute TREE_INVARIANT.
2487 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2488 * tree.h (struct tree_base): Remove invariant_flag.
2489 (TREE_INVARIANT): Remove.
2490 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2491 (fold_builtin_expect): Check TREE_CONSTANT.
2492 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2493 * c-tree.h (c_expr_to_decl): Drop third parameter.
2494 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2495 (build_c_cast): Don't set TREE_INVARIANT.
2496 (pop_init_level): Don't set TREE_INVARIANT.
2497 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2498 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2500 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2501 (gimplify_addr_expr): Adjust comment.
2502 * tree-mudflap.c (mf_build_string):
2503 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2504 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2505 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2506 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2507 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2508 * langhooks.h (struct lang_hooks): Drop third parameter from
2511 2008-04-23 Richard Guenther <rguenther@suse.de>
2513 PR tree-optimization/27799
2514 PR tree-optimization/32921
2515 PR tree-optimization/32624
2516 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2517 SMTs aliases and the tag itself into the solution.
2518 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2519 merge the points-to solution back into the SMT aliases.
2520 (may_alias_p): Use alias_set_subset_of instead of
2521 aliases_conflict_p. A pointer which points to
2522 memory with alias set zero may access any variable.
2524 2008-04-23 Richard Guenther <rguenther@suse.de>
2526 * alias.c (alias_set_subset_of): Correctly handle asking
2527 if zero is a subset of an alias set with zero child.
2528 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2529 (compute_flow_insensitive_aliasing): Correctly walk all
2530 pointers. Do not unnecessarily union sets.
2532 2008-04-23 Richard Guenther <rguenther@suse.de>
2535 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2537 2008-04-22 Tomas Bily <tbily@suse.cz>
2539 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2541 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2543 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2544 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2545 * tree-inline.c (estimate_num_insns_1): Likewise.
2546 * varasm.c (const_hash_1, compare_constant, copy_constant)
2547 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2548 * emit-rtl.c (component_ref_for_mem_expr)
2549 (set_mem_attributes_minus_bitpos): Likewise.
2550 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2551 (is_aligning_offset): Likewise.
2552 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2553 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2554 * dojump.c (do_jump): Likewise.
2555 * builtins.c (get_pointer_alignment, get_memory_rtx)
2556 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2557 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2559 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2561 PR rtl-optimization/36017
2562 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2563 expanding the library call.
2565 2008-04-22 Ian Lance Taylor <iant@google.com>
2567 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2570 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2572 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2573 of LR/CTR moves for Power6.
2575 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2578 * passes.c (init_optimization_passes): Remove
2579 pass_fast_rtl_byte_dce.
2581 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2584 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2585 builtin functions to generate faster code.
2586 (_mm_cvtpu16_ps): Ditto.
2587 (_mm_cvtpi32x2_ps): Ditto.
2589 2008-04-22 Nick Clifton <nickc@redhat.com>
2591 * common.opt (ftree-loop-distribution): Add Optimization
2594 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2595 (frv_expand_builtin_va_start): Likewise.
2597 * config/arm/arm.c (thumb_find_work_register): Fix location of
2598 argument register count.
2600 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2602 Support scheduling for ColdFire V1 and V3 microarchitecture.
2603 Improve scheduling of multiplication instructions.
2605 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2606 (mac): New instruction attribute.
2607 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2608 (m68k_sched_mac): New variable.
2609 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2610 Handle cfv1 and cfv3.
2611 (max_insn_size): New static variable.
2612 (struct _sched_ib): New type.
2613 (sched_ib): New static variable.
2614 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2615 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2616 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2618 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2619 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2620 new variables. Update.
2621 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2622 Add modeling of cfv3 instruction buffer. Update.
2623 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2624 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2625 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2626 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2627 a particular reservation applies to.
2628 (type2): Reorganize attribute values. Rename alu to alu_reg,
2629 alu_l to alu, move_l to omove. Join move to alu. Split mul
2631 (cf_ib_*): Simplify description of instruction buffer.
2632 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2633 (cf_mem): Split into cf_mem1 and cf_mem2.
2634 (cf_v2_move_??): Rename to cfv12_alu_??.
2635 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2636 (cf_v2_mul_??): Remove reservations.
2637 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2638 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2639 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2641 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2642 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2643 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2644 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2645 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2646 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2647 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2648 expansions of the above reservations for instructions of sizes
2651 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2653 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2655 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2657 * coverage.c: Include tree-pass.h.
2658 (coverage_counter_alloc): Print da_file_name to the dump file.
2660 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2662 * sbitmap.c (sbitmap_range_empty_p): New function.
2663 * sbitmap.h (sbitmap_range_empty_p): New function.
2664 * bitmap.h: Now includes obstack.h.
2666 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2667 Kenneth Zadeck <zadeck@naturalbridge.com>
2669 * dbgcnt.def (ra_byte_scan): Added.
2670 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2671 when the last hit happens for a counter.
2672 * timevar.def (TV_DF_BYTE_LR): New variable.
2673 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2674 * passes.c (pass_fast_rtl_byte_dce): New pass.
2675 * fwprop.c (update_df): Added mode to call df_ref_create.
2676 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2677 DF_REF_EXTRACT_OFFSET.
2678 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2679 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2681 (df_ref_extract): Added mode field.
2682 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2683 DF_REF_EXTRACT_OFFSET.
2684 (DF_REF_EXTRACT_MODE): New macro.
2685 (df_byte_lr_bb_info): New structure.
2686 (df_print_byte_regset, df_compute_accessed_bytes,
2687 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2688 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2689 df_byte_lr_simulate_uses,
2690 df_byte_lr_simulate_artificial_refs_at_top,
2691 df_byte_lr_simulate_artificial_refs_at_end,
2692 df_compute_accessed_bytes): New function.
2693 (df_ref_create): Add parameter.
2694 (df_byte_lr_get_bb_info): New inline function.
2695 * df-scan.c (df_ref_record, df_uses_record,
2696 df_ref_create_structure): Added mode parameter.
2697 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2698 df_defs_record, df_uses_record, df_get_conditional_uses,
2699 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2700 df_entry_block_defs_collect, df_exit_block_uses_collect):
2701 Added mode parameter to calls to df_ref_record, df_uses_record,
2702 df_ref_create_structure.
2703 (df_ref_equal_p, df_ref_compare): Added test for modes.
2704 (df_ref_create_structure): Added code to set mode. Renamed
2705 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2706 DF_REF_EXTRACT_OFFSET.
2707 * df-core.c (df_print_byte_regset): New function.
2708 * df-byte-scan.c: New file.
2709 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2710 calls to BITMAP_FREE.
2711 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2712 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2713 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2714 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2715 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2716 df_byte_lr_local_compute, df_byte_lr_init,
2717 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2718 df_byte_lr_transfer_function, df_byte_lr_free,
2719 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2720 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2721 df_byte_lr_simulate_uses,
2722 df_byte_lr_simulate_artificial_refs_at_top,
2723 df_byte_lr_simulate_artificial_refs_at_end): New function.
2724 * dce.c (byte_dce_process_block): New function.
2725 (dce_process_block): au is now passed in rather than computed
2726 locally. Changed loops that look at artificial defs to not look
2727 for conditional or partial ones, because there never are any.
2728 (fast_dce): Now is able to drive byte_dce_process_block or
2729 dce_process_block depending on the kind of dce being done.
2730 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2731 (rest_of_handle_fast_byte_dce): New function.
2732 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2733 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2735 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2738 * gcc.h: Added fortran options that take arguments to
2739 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2742 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2744 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2745 scalarization if on the LHS and not a full access.
2747 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2749 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2751 2008-04-18 Rafael Espindola <espindola@google.com>
2753 * tree-vrp.c (find_case_label_index): Fix the binary search.
2754 (find_case_label_range): New.
2755 (vrp_visit_switch_stmt): Use find_case_label_range.
2756 (simplify_switch_using_ranges): Use find_case_label_range.
2758 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2760 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2761 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2763 2008-04-18 Tom Tromey <tromey@redhat.com>
2766 * doc/cpp.texi (Implementation-defined behavior): Mention
2769 2008-04-18 Ian Lance Taylor <iant@google.com>
2771 * fold-const.c (pointer_may_wrap_p): New static function.
2772 (fold_comparison): Add another test for pointer overflow. Use
2773 pointer_may_wrap_p to disable some false positives.
2775 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2777 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2778 (fname_as_string): Match updated cpp_interpret_string prototype.
2779 (fix_string_type): Support char16_t* and char32_t*.
2780 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2781 derivative) nodes. Register as builtin if C++0x.
2782 (c_parse_error): Support CPP_CHAR{16,32}.
2783 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2784 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2785 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2786 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2787 CTI_CHAR32_ARRAY_TYPE>: New elements.
2788 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2789 char32_type_node, signed_char32_type_node, char16_array_type_node,
2790 char32_array_type_node): New defines.
2791 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2792 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2793 (lex_string): Support CPP_STRING{16,32}, match updated
2794 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2795 (lex_charconst): Support CPP_CHAR{16,32}.
2796 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2797 and CPP_STRING{16,32}.
2799 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2802 * aclocal.m4: Regenerate.
2803 * configure: Regenerate.
2805 2008-04-18 Jan Hubicka <jh@suse.cz>
2807 * except.c (dw2_size_of_call_site_table,
2808 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2810 * cgraphbuild.c (build_cgraph_edges): Update.
2811 * tree-pass.h: Update comment.
2812 * final.c (leaf_function_p): Update.
2813 (leaf_renumber_regs): Update.
2814 (rest_of_clean_state): Update.
2815 * omp-low.c (expand_omp_parallel): Update.
2816 * ipa-reference.c (analyze_function): Update.
2817 * reorg.c (find_end_label): Update.
2818 (optimize_skip): Update.
2819 (fill_simple_delay_slots): Update.
2820 (fill_simple_delay_slots): Update.
2821 (make_return_insns): Update.
2822 (dbr_schedule): Update.
2823 * gimple-low.c (record_vars_into): Update.
2824 * cfgbuild.c (make_edges): Update.
2825 * function.c (assign_stack_local): Update.
2826 (assign_parm_adjust_stack_rtl): Update.
2827 (locate_and_pad_parm): Update.
2828 (allocate_struct_function): Do not initialize stack_alignment_needed
2829 and preferred_stack_boundary here.
2830 (stack_protect_prologue): Update.
2831 (stack_protect_epilogue): Update.
2832 (expand_function_start): Initialize stack_alignment_needed,
2833 preferred_stack_boundary and max_jumptable_ents.
2834 (expand_function_end): Update.
2835 (free_after_compilation): Do not NULLify epilogue_delay_list.
2836 * function.h (struct rtl_data): Add stack_protect_guard,
2837 stack_alignment_needed,
2838 preferred_stack_boundary, epilogue_delay_list.
2839 (struct function): Remove value_histograms, stack_alignment_needed,
2840 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2842 unexpanded_var_list, stack_protect_guard.
2843 (current_function_epilogue_delay_list): Remove.
2844 * ipa-type-escape.c (analyze_function): Update.
2845 * gimplify.c (pop_gimplify_context): Update comment.
2846 * calls.c (expand_call): Update.
2847 (emit_library_call_value_1): Update.
2848 * except.c (set_nothrow_function_flags): Update.
2849 * cfgexpand.c (get_decl_align_unit): Update.
2850 (create_stack_guard): Update.
2851 (estimated_stack_frame_size): Update.
2852 (expand_used_vars): Update.
2853 (tree_expand_cfg): Free histogram earliers, init expansion variables.
2854 * explow.c (allocate_dynamic_stack_space): Update.
2855 * tree-ssa-live.c (remove_unused_locals): Update.
2856 * varasm.c (mark_constant_pool): Update.
2857 * tree-inline.c (remap_decls): Update.
2858 (initialize_cfun): Update.
2859 (declare_return_variable): Update.
2860 (inline_forbidden_p): Update.
2861 (expand_call_inline): Update.
2862 (declare_inline_vars): Update.
2863 (tree_function_versioning): Update.
2864 * tree-flow.h (value_histograms): New.
2865 (VALUE_HISTOGRAMS): New macro.
2866 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
2868 * tree-cfg.c (set_bb_for_stmt): Update.
2869 (replace_by_duplicate_decl): Update.
2870 (move_block_to_fn): Update.
2871 (new_label_mapper): Update.
2872 (dump_function_to_file): Update.
2873 * ipa-struct-reorg.c (build_data_structure): Update.
2874 * cfgrtl.c (print_rtl_with_bb): Update.
2875 * reload1.c (reload): Update.
2877 * config/i386/i386.c (setup_incoming_varargs_64,
2878 ix86_compute_frame_layout): Update.
2879 * config/arc/arc.c (arc_output_function_epilogue): Update.
2881 2008-04-18 Marius Strobl <marius@FreeBSD.org>
2883 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
2884 for FreeBSD as well.
2885 * gthr-posix95.h: Likewise.
2887 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
2889 PR rtl-optimization/35838
2890 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
2891 out the byte offset of the first subreg.
2893 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
2895 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
2896 to split_ti instead of three separate calls with single member arrays.
2897 (subti3 splitter): Ditto.
2898 (adddi3 splitter): Ditto with split_di.
2899 (subdi3 splitter): Ditto.
2900 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
2901 two separate calls with single member arrays. Swap match_dup
2902 operands 1 and 2 to better fit into the array.
2903 (negdi2 splitter): Ditto with split_di.
2904 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
2905 two separate calls with single member arrays. Swap match_dup operands
2906 6 and 7 to better fit into the array.
2908 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
2910 * config/i386/i386.c (sse_builtin_type): New.
2911 (bdesc_sse_args): Likewise.
2912 (bdesc_sse_3arg): Removed.
2913 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2914 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
2915 IX86_BUILTIN_ROUNDPS.
2916 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
2917 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
2918 IX86_BUILTIN_ROUNDPS.
2919 (ix86_expand_sse_4_operands_builtin): Removed.
2920 (ix86_expand_sse_operands_builtin): New.
2921 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
2922 and CODE_FOR_sse4_1_roundps.
2923 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2924 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2926 2008-04-17 Alan Modra <amodra@bigpond.net.au>
2929 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
2930 regs before frame pop when needed. If use_backchain_to_restore_sp
2931 then load backchain into a temp reg to restore vr and vrsave. Add
2932 code to restore vr after frame pop if possible.
2934 2008-04-17 Richard Guenther <rguenther@suse.de>
2936 * tree-vn.c (expressions_equal_p): Do not check type
2937 equality or compatibility before calling operand_equal_p.
2938 * fold-const.c (operand_equal_p): Check equivalence of
2939 integer constants before bailing out due to signedness or
2940 precision differences.
2941 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
2942 spurious differences in type qualification. Ignore types
2943 for COMPONENT_REFs at all.
2945 2008-04-17 Christian Bruel <christian.bruel@st.com>
2947 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
2948 msw_skip comparison.
2950 2008-04-16 Jakub Jelinek <jakub@redhat.com>
2953 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
2956 PR tree-optimization/35899
2957 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
2958 rather than TREE_OPERAND.
2960 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
2963 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
2964 temporary registers. Change operand predicate to general_operand.
2965 (remainderxf3): Ditto.
2967 2008-04-16 Richard Guenther <rguenther@suse.de>
2969 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
2970 * tree-affine.c (aff_combination_expand): Look through some
2973 2008-04-15 Doug Kwan <dougkwan@google.com>
2975 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
2977 * tree-pretty-print.c (dump_generic_node): Ditto.
2978 * final.c (output_addr_const): Ditto.
2979 * dwarf2out.c (output_cfi): Ditto.
2980 * c-pretty-print.c (pp_c_integer_constant): Ditto.
2981 * print-rtl.c (print_rtx): Ditto.
2982 * print-tree.c (print_node_brief, print_node): Ditto.
2983 * c-common.c (match_case_to_enum_1): Ditto.
2984 * sched-vis.c (print_value): Ditto.
2985 * config/i386/i386.c (print_operand): Cast to long unsigned int
2988 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
2989 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
2990 MS Windows VirtualProtect function.
2992 2008-04-15 Jan Hubicka <jh@suse.cz>
2994 * gengtype.c (write_root): Param_is argument is OK.
2995 * expr.c (expand_expr_real_1): Update call of get_exception_*.
2996 * function.h: Include varray.h
2997 (rtl_eh): New stucture based on except.c one.
2998 (call_site_record): New forward declaration and vector type.
2999 * calls.c (emit_call_1): Do not call
3000 note_current_region_may_contain_throw.
3001 * except.c (eh_status): Remove cur_region, try_region since they are
3003 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3004 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3005 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3006 Remove call_site_data_used, call_site_data_size.
3007 Turn call_site_record into vector in function.h.
3008 (note_current_region_may_contain_throw): Remove.
3009 (get_exception_pointer, get_exception_filter): Do not take struct
3010 function argument; update.
3011 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3012 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3013 build_post_landing_pads, dw2_build_landing_pads,
3014 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3015 sjlj_emit_function_enter, sjlj_emit_function_enter,
3016 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3017 sjlj_build_landing_pads, finish_eh_generation,
3018 remove_exception_handler_label, remove_eh_handler,
3019 maybe_remove_eh_handler, add_reachable_handler,
3020 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3021 add_action_record, collect_one_action_chain, add_call_site,
3022 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3023 sjlj_output_call_site_table, output_function_exception_table,
3024 * except.h (note_current_region_may_contain_throw): Remove
3025 (get_exception_pointer, get_exception_filter): Do not take struct
3027 * Makefile.in (GTFILES): Put varargs before struct function.
3029 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3031 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3032 punt for STRING_CST.
3033 (get_constraint_for): Deal with STRING_CST here instead.
3035 2008-04-15 Richard Guenther <rguenther@suse.de>
3037 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3038 statements in a basic-block with a backward walk. Do not
3039 substitute into dead statements but instead remove those.
3041 2008-04-15 Richard Guenther <rguenther@suse.de>
3043 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3044 to zero, thus disable creation of SFTs.
3046 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3048 * tree-predcom.c (suitable_reference_p): Return false if the
3049 reference can throw.
3051 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3054 * c-decl.c (finish_decl): If extern or static var has variable
3055 size, set TREE_TYPE (decl) to error_mark_node.
3057 2008-04-15 Rafael Espindola <espindola@google.com>
3059 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3062 2008-04-15 Richard Guenther <rguenther@suse.de>
3064 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3065 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3066 (visit_reference_op_load): Do walk vuse-vdef chains on
3067 vn_reference_lookup.
3068 (visit_reference_op_store): But do not here.
3069 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3070 vn_reference_lookup.
3071 (vn_lookup_with_vuses): But do so here.
3073 2008-04-14 Ian Lance Taylor <iant@google.com>
3075 * fold-const.c (fold_overflow_warning): Remove assertion.
3077 2008-04-15 Ben Elliston <bje@au.ibm.com>
3079 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3080 temp1 local variables.
3082 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3085 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3086 ".text.unlikely" section as executable.
3088 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3090 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3091 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3092 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3093 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3094 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3095 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3096 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3098 2008-04-14 Ian Lance Taylor <iant@google.com>
3100 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3101 * fold-const.c (fold_comparison): If appropriate, test
3102 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3103 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3104 reassociating a pointer type.
3105 * doc/invoke.texi (Optimize Options): Document that
3106 -fstrict-overflow applies to pointer wraparound.
3108 2008-04-13 Jan Hubicka <jh@suse.cz>
3110 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3112 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3114 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3115 we are going to "save the world".
3117 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3119 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3120 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3121 operand 0 constraint, not "=".
3123 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3125 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3127 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3129 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3130 of size of positions_needed * CHAR_BIT.
3132 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3135 * dse.c (store_info): Change positions_needed to unsigned
3137 (lowpart_bitmask): New.
3138 (record_store): Cast to unsigned HOST_WIDE_INT for
3139 positions_needed. Assert width <= size of positions_needed *
3140 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3141 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3142 lowpart_bitmask to set mask.
3144 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3146 * config/bfin/constraints.md: New file.
3147 * config/bfin/bfin.md: Include it.
3148 (adddi3): Use satisfies_constraint functions instead of the old macros.
3149 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3150 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3151 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3152 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3153 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3154 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3155 EXTRA_CONSTRAINT): Delete.
3156 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3157 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3159 * config/bfin/bfin.c: Include "tm-constrs.h".
3160 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3161 Use satisfies_constraint functions instead of the old macros.
3162 * doc/md.texi (Blackfin Constraints): Update file name reference.
3164 2008-04-11 Richard Guenther <rguenther@suse.de>
3166 PR tree-optimization/35869
3167 * tree-vrp.c (execute_vrp): Move switch statement update after
3168 jump threading. Schedule another cfg cleanup run.
3170 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3173 * attribs.c (decl_attributes): Return early on errorneous node.
3175 2008-04-10 Oleg Ryjkov <olegr@google.com>
3177 * tree.h (struct tree_base): Added a new flag default_def_flag.
3178 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3180 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3182 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3184 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3187 * pa.md: Define mode iterator P. Define mode attribute dwc.
3188 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3189 (icacheflush): Likewise.
3190 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3191 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3193 2008-04-11 Ben Elliston <bje@au.ibm.com>
3195 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3197 2008-04-10 Rafael Espindola <espindola@google.com>
3199 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3200 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3201 (extract_range_from_expr): The same.
3203 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3205 * config/mips/mips.md (GPR2): New mode iterator.
3207 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3208 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3209 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3210 Rewrite these to take two modes, the mode of comparison and the
3211 mode of the destination.
3212 * config/mips/mips.c (mips_expand_scc): Instead of having
3213 paradoxical subreg as destination, expand "narrowing" scc if mode
3214 of comparison is SI and target is requested in DI mode.
3215 (mips_emit_int_order_test): Update comment. Make mode of
3216 comparison match CMP0 rather than TARGET. When creating inverse
3217 target use mode of TARGET.
3219 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3221 * gcov-dump.c (tag_summary): Only print summaries for the first
3222 GCOV_COUNTERS_SUMMABLE counters.
3224 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3226 * config/i386/i386.md (absneg): New code iterator.
3227 (absnegprefix): New code attribute.
3228 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3229 patterns using absneg code iterator.
3230 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3231 using absneg code iterator.
3232 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3233 *neg<mode>2 patterns using absneg code iterator.
3234 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3235 *negextendsfdf2 patterns using absneg code iterator.
3236 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3237 *negextendsfxf2 patterns using absneg code iterator.
3238 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3239 *negextendsfdf2 patterns using absneg code iterator.
3240 * config/i386/sse.md (<code><mode>2): Macroize expander from
3241 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3243 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3245 * config/s390/s390.h: Remove the remains of the recent search
3246 & replace action of current_function_outgoing_args_size.
3248 2008-04-10 Ira Rosen <irar@il.ibm.com>
3250 PR tree-optimization/35821
3251 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3252 NEW_STMT_LIST is not NULL.
3254 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3257 * toplev.c (process_options): Remove -ffunction-sections debugging
3260 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3262 PR middle-end/PR28690
3263 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3264 than gen_rtx_fmt_ee to perform more canonicalizations.
3266 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3269 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3271 2008-04-09 Richard Guenther <rguenther@suse.de>
3273 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3274 (dump_function_to_file): Dump function arguments with types.
3276 2008-04-08 Richard Guenther <rguenther@suse.de>
3278 * fold-const.c (fold_widened_comparison): Do not allow
3279 sign-changes that change the result.
3281 2008-04-08 Janis Johnson <janis187@us.ibm.com>
3284 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
3285 kinds of indirect references.
3287 2008-04-08 David Edelsohn <edelsohn@gnu.org>
3289 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
3290 GNU Fortran language string.
3292 2008-04-08 Rafael Espindola <espindola@google.com>
3294 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
3295 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
3296 * tree.h (tree_call_nonnegative_warnv_p): New.
3298 2008-04-08 Jan Hubicka <jh@suse.cz>
3300 * function.c (free_after_compilation): Clear out regno_reg_rtx
3303 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
3306 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3308 PR middle-end/PR28690
3309 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3310 same precedence as REG_POINTER and MEM_POINTER operands.
3312 2008-04-08 Richard Guenther <rguenther@suse.de>
3315 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3316 for adding index to base.
3318 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3320 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3321 (MINGW_ENABLE_EXECUTE_STACK): New.
3322 (IN_LIBGCC2): For libgcc include windows.h file for
3323 function declarations.
3325 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3327 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3328 and tem2 if tem1 is not a REG or MULT.
3330 2008-04-08 Jan Hubicka <jh@suse.cz>
3332 * function.h (incomming_args): Break out of struct function.
3333 (function_subsections): Break out of struct function.
3334 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3335 return_rtx and hard_reg_initial_vals from struct function.
3336 Kill inl_max_label_num.
3337 (current_function_pops_args, current_function_args_info,
3338 current_function_args_size, current_function_args_size,
3339 current_function_pretend_args_size,
3340 current_function_outgoing_args_size,
3341 current_function_internal_arg_pointer, current_function_return_rtx):
3342 Kill compatibility accestor macros.
3343 * builtins.c (expand_builtin_apply_args_1): Update.
3344 (expand_builtin_next_arg): Update.
3345 * df-scan.c (df_get_call_refs): Update.
3346 * dbxout.c (dbxout_function_end): Update.
3347 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3348 (output_line_info): Update.
3349 (secname_for_decl): Update.
3350 (dwarf2out_var_location): Update.
3351 * function.c (free_after_compilation): Update.
3352 (assign_parm_find_stack_rtl): Update.
3353 (assign_parms): Update.
3354 (expand_dummy_function_end): Update.
3355 (expand_function_end): Update.
3356 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3357 (expand_call): Update.
3358 (emit_library_call_value_1): Update.
3359 (store_one_arg): Update.
3360 * varasm.c (initialize_cold_section_name): Update.
3361 (unlikely_text_section): Update.
3362 (unlikely_text_section_p): Update.
3363 (assemble_start_function): Update.
3364 (assemble_end_function): Update.
3365 (default_section_type_flags): Update.
3366 (switch_to_section): Update.
3367 * integrate.c (set_decl_abstract_flags): Update.
3368 (get_hard_reg_initial_val): Update.
3369 (has_hard_reg_initial_val): Update.
3370 (allocate_initial_values): Update.
3371 * resource.c (init_resource_info): Update.
3372 * config/alpha/alpha.c (NUM_ARGS): Update.
3373 (direct_return): Update.
3374 (alpha_va_start): Update.
3375 (alpha_sa_size): Update.
3376 (alpha_initial_elimination_offset): Update.
3377 (alpha_expand_prologue): Update.
3378 (alpha_start_function): Update.
3379 (alpha_expand_epilogue): Update.
3380 (unicosmk_initial_elimination_offset):
3381 * config/alpha/alpha.md (call expander): Update.
3382 * config/s390/s390.c (s390_register_info): Update.
3383 (s390_register_info): Update.
3384 (s390_frame_info): Update.
3385 (s390_initial_elimination_offset): Update.
3386 (s390_build_builtin_va_list): Update.
3387 (s390_va_start): Update.
3388 * config/spu/spu.c (direct_return): Update.
3389 (spu_expand_prologue): Update.
3390 (spu_initial_elimination_offset): Update.
3391 (spu_build_builtin_va_list): Update.
3392 (spu_va_start): Update.
3393 * config/sparc/sparc.c (sparc_init_modes): Update.
3394 (sparc_compute_frame_size): Update.
3395 (function_value): Update.
3396 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3397 * config/i386/i386.md (return expander): Update.
3398 * config/i386/i386.c (ix86_va_start): Update.
3399 (ix86_can_use_return_insn_p): Update.
3400 (ix86_compute_frame_layout): Update.
3401 (ix86_expand_epilogue): Update.
3402 * config/sh/sh.c (output_stack_adjust): Update.
3403 (calc_live_regs): Update.
3404 (sh_expand_prologue): Update.
3405 (sh_builtin_saveregs): Update.
3406 (sh_va_start): Update.
3407 (initial_elimination_offset): Update.
3408 (sh_allocate_initial_value): Update.
3409 (sh_function_ok_for_sibcall): Update.
3410 (sh_get_pr_initial_val): Update.
3411 * config/sh/sh.md (return expander): Update.
3412 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3413 * config/crx/crx.c (crx_compute_frame): UPdate.
3414 (crx_initial_elimination_offset): UPdate.
3415 * config/xtensa/xtensa.c (compute_frame_size): Update
3416 (xtensa_builtin_saveregs): Update.
3417 (xtensa_va_start): Update.
3418 (order_regs_for_local_alloc): Update.
3419 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3420 (xstormy16_expand_builtin_va_start): Update.
3421 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3422 * config/m68hc11/m68hc11.md (return expanders): Update.
3423 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3424 (expand_epilogue): Update.
3425 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3426 (cris_simple_epilogue): Update.
3427 (cris_expand_prologue): Update.
3428 (cris_expand_epilogue): Update.
3429 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3430 (compute_frame_size): Update.
3431 * config/mt/mt.c (mt_compute_frame_size): Update.
3432 * config/mn10300/mn10300.c (expand_prologue): Update.
3433 (expand_epilogue): Update.
3434 (initial_offset): Update.
3435 (mn10300_builtin_saveregs):
3436 * config/mn10300/mn10300.md (return expander): Update.
3437 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3438 (ia64_initial_elimination_offset): Update.
3439 (ia64_initial_elimination_offset): Update.
3440 (ia64_expand_prologue): Update.
3441 * config/m68k/m68k.md (return expander): Update.
3442 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3443 (rs6000_stack_info): Update.
3444 * config/mcore/mcore.c (layout_mcore_frame): Update.
3445 (mcore_expand_prolog): Update.
3446 * config/arc/arc.c (arc_compute_frame_size): Update.
3447 * config/score/score3.c (score3_compute_frame_size): Update.
3448 * config/score/score7.c (score7_compute_frame_size): Update.
3449 * config/arm/arm.c (use_return_insn): Update.
3450 (thumb_find_work_register): Update.
3451 (arm_compute_save_reg_mask): Update.
3452 (arm_output_function_prologue): Update.
3453 (arm_output_epilogue): Update.
3454 (arm_size_return_regs): Update.
3455 (arm_get_frame_offsets): Update.
3456 (arm_expand_prologue): Update.
3457 (thumb_exit): Update.
3458 (thumb_unexpanded_epilogue): Update.
3459 (thumb1_output_function_prologue): Update.
3460 * config/pa/pa.md (return expander): Update.
3461 * config/pa/pa.c (compute_frame_size): Update.
3462 (hppa_builtin_saveregs): Update.
3463 * config/mips/mips.c (mips_va_start): Update.
3464 (mips16_build_function_stub): Update.
3465 (mips_compute_frame_info): Update.
3466 (mips_restore_gp): Update.
3467 (mips_output_function_prologue): Update.
3468 (mips_expand_prologue): Update.
3469 * config/v850/v850.c (compute_frame_size): Update.
3470 (expand_prologue): * config/mmix/mmix.c (along): update.
3471 (mmix_initial_elimination_offset): update.
3472 (mmix_reorg): update.
3473 (mmix_use_simple_return): update.
3474 (mmix_expand_prologue): update.
3475 (mmix_expand_epilogue): Update.
3476 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3477 (emit_link_insn): Update.
3479 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3481 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3482 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3484 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3487 2008-04-07 Jan Hubicka <jh@suse.cz>
3489 * function.h (rtl): Rename to x_rtl.
3491 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3492 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3493 used_temp_slots avail_temp_slots, temp_slot_level,
3494 nonlocal_goto_handler_labels): Update accesstors.
3495 (rtl): New global variable.
3496 (struct function): Move some fileds to rtl_data.
3497 (get_arg_pointer_save_area): Update prototype.
3498 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3499 get_arg_pointer_save_area.
3500 * expr.c (init_expr): Update
3501 * function.c (get_frame_size): Update
3502 (assign_stack_local): Update
3503 (expand_function_end): Update.
3504 (get_art_pointer_save_area): Update
3506 * emit-rtl.c (rtl): Declare.
3507 (regno_reg_rtx): Declare.
3508 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3510 (gen_reg_rtx): Update.
3511 * varasm.c (n_deferred_constatns): Update accestor.
3512 (init_varasm_status): Do not allocate varasm_status.
3513 (force_const_mem, get_pool_size, output_constant_pool): Update.
3514 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3515 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3516 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3517 * sparc/sparc.h (INIT_EXPANDERS): Update.
3518 * ia64/ia64.h (INIT_EXPANDERS): Update.
3520 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3522 * reload.c (push_secondary_reload): Add missing break to for loop.
3524 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3526 PR middle-end/PR28690
3527 * rtlanal.c: Update copyright years.
3528 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3529 as REG_POINTER and MEM_POINTER operands.
3530 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3531 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3532 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3533 * gcse.c: Update copyright years.
3534 (pre_delete): Call gen_reg_rtx_and_attrs.
3535 (hoist_code): Likewise.
3536 (build_store_vectors): Likewise.
3537 (delete_store): Likewise.
3538 * loop-invariant.c (move_invariant_reg): Likewise.
3539 Update copyright years.
3541 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3543 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3544 control string instead of quoted.
3546 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3548 * doc/rtl.texi: Rewrite of subreg section.
3550 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3553 * config/i386/i386.c (legitimize_pic_address): Add treating
3554 of dllimport SYM_REF's.
3555 (legitimize_dllimport_symbol): Add prototype.
3557 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3559 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3560 reference in constructor with non self-referential type.
3562 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3564 Removal of Return with Depressed Stack Pointer support
3565 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3566 (ECF_SP_DEPRESSED): Likewise.
3567 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3568 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3569 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3570 (expand_call): Do not test ECF_SP_DEPRESSED.
3571 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3572 * function.c (keep_stack_depressed): Delete.
3573 (handle_epilogue_set): Likewise.
3574 (update_epilogue_consts): Likewise.
3575 (emit_equiv_load): Likewise.
3576 (thread_prologue_and_epilogue_insns): Remove support for Return with
3577 Depressed Stack Pointer.
3578 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3580 2008-04-06 Richard Guenther <rguenther@suse.de>
3582 PR tree-optimization/35400
3583 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3584 information from SSA_NAMEs.
3586 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3588 * config/avr/avr.h (avr_mega_p): Remove declaration.
3589 (AVR_MEGA): Remove macro.
3590 * config/avr/avr.c (avr_mega_p): Remove variable.
3591 (avr_override_options): Remove inicializion of avr_mega_p.
3592 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3593 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3594 (avr_jump_mode): (Ditto.).
3595 (avr_output_progmem_section_asm_op): (Ditto.).
3596 (avr_asm_init_sections): (Ditto.).
3597 (avr_asm_init_sections): (Ditto.).
3598 (avr_rtx_costs): (Ditto.).
3599 * config/avr/avr.md: (Ditto.).
3600 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3603 2008-04-06 Richard Guenther <rguenther@suse.de>
3605 PR tree-optimization/35842
3606 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3607 is_gimple_invariant_address.
3609 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3611 * gcc.c (default_compilers): Sync Fortran extensions list with
3612 that in fortran/lang-specs.h.
3613 * doc/invoke.texi: Likewise.
3614 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3615 * dwarf2out.c (gen_compile_unit_die): Likewise.
3617 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3619 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3621 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3624 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3625 attribute is used for nested functions.
3627 2008-04-05 Jan Hubicka <jh@suse.cz>
3629 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3631 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3633 (dump_files): Update.
3634 (enable_rtl_dump_file): Do not accept letter argument.
3635 * tree-pass.h (dump_file_info): Remove letter argument.
3636 * toplev.c (decode_d_option): Update -da handling.
3637 * toplev.h (enable_rtl_dump_file): Update prototype.
3638 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3639 it out based on pass type.
3640 (register_dump_files_1): Likewise.
3641 (init_optimization_passes): Update register_one_dump_file calls.
3642 (execute_one_pass): Sanity check that IPA passes are called at IPA
3643 level and RTL passes at RTL level.
3644 (execute_pass_list): IPA pass can not be after or subpass of
3646 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3647 disallov RTL subpasses of IPA subpasses.
3649 2008-04-05 Ben Elliston <bje@au.ibm.com>
3651 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3652 builtins that return exactly once and do not throw. Cache call to
3655 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3657 PR rtl-optimization/34916
3659 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3660 between instruction pairs.
3662 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3664 * doc/invoke.texi: Document -mbitops for SH.
3665 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3666 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3667 * config/sh/sh.c (print_operand): Add %t operand code.
3668 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3669 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3670 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3671 (extendqihi2): Likewise.
3672 (movqi_i): Likewise.
3673 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3674 (extv): Use bld instruction for SH2A if possible.
3676 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3677 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3678 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3679 (bset.b, bclr.b): Define peepholes.
3680 * config/sh/sh.opt (mbitops): New option.
3682 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3685 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3686 and view convert expression.
3688 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3691 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3693 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3695 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3697 * config/i386/cpuid.h (bit_AES): New.
3698 (bit_PCLMUL): Likewise.
3700 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3701 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3702 SSE2 if AES or PCLMUL is enabled.
3703 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3704 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3705 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3706 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3707 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3708 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3709 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3710 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3711 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3712 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3713 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3714 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3715 __builtin_ia32_aeskeygenassist128 and
3716 __builtin_ia32_pclmulqdq128.
3717 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3718 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3719 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3721 * config/i386/i386.h (TARGET_AES): New.
3722 (TARGET_PCLMUL): Likewise.
3723 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3725 * config/i386/i386.md (UNSPEC_AESENC): New.
3726 (UNSPEC_AESENCLAST): Likewise.
3727 (UNSPEC_AESDEC): Likewise.
3728 (UNSPEC_AESDECLAST): Likewise.
3729 (UNSPEC_AESIMC): Likewise.
3730 (UNSPEC_AESKEYGENASSIST): Likewise.
3731 (UNSPEC_PCLMUL): Likewise.
3733 * config/i386/i386.opt (maes): New.
3734 (mpclmul): Likewise.
3736 * config/i386/sse.md (aesenc): New pattern.
3737 (aesenclast): Likewise.
3739 (aesdeclast): Likewise.
3741 (aeskeygenassist): Likewise.
3742 (pclmulqdq): Likewise.
3744 * config/i386/wmmintrin.h: New.
3746 * doc/extend.texi: Document AES and PCLMUL built-in function.
3748 * doc/invoke.texi: Document -maes and -mpclmul.
3750 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3752 * function.c (free_after_parsing): Replace with
3753 cxx_push_function_context from C++ front-end.
3754 (allocate_struct_function): Don't call langhook.
3755 * langhooks.h (struct lang_hooks_for_functions): Delete.
3756 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3758 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3759 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3760 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3761 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3762 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3763 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3764 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3766 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3767 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3769 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3772 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3775 2008-04-04 Richard Guenther <rguenther@suse.de>
3778 * fold-const.c (optimize_minmax_comparison): Use the correct
3779 type for the constant in the simplified comparison.
3781 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3783 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3784 Pass L2 size as "--param l2-cache-size" to the compiler.
3785 (decode_l2_cache): New function to decode L2 cache parameters using
3786 0x8000006 extended cpuid function.
3787 (detect_caches_amd): Determine parameters of L2 cache using
3788 decode_l2_caches function.
3789 (decode_caches_intel): Decode L2 cache parameters.
3790 (detect_caches_intel): Determine L2 cache parameters using
3791 decode_caches_intel and decode_l2_caches functions.
3793 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3795 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3796 secondary input reload for subword loads from the constant pool.
3798 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3801 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3802 constants of the appropriate size for runtime calculations.
3805 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3806 decimal-float literal constant zero.
3808 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3811 * c-parser.c (c_parser_omp_atomic): Call
3812 default_function_array_conversion on the RHS.
3815 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3816 call is_variable_sized if decl has incomplete type.
3818 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3820 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3822 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3824 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3826 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3827 (sgt<u>): Merge sgt and sgtu into new expander.
3828 (sgt, sgtu): Remove expanders.
3829 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3830 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3831 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3832 *sgtu_<mode>_mips16 into new pattern.
3833 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3834 (sge<u>): Merge sge and sgeu into new expander.
3835 (sge, sgeu): Remove expanders.
3836 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3838 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3839 (slt<u>): Merge slt and sltu into new expander.
3840 (slt, sltu): Remove expanders.
3841 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3842 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3843 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3844 *sltu_<mode>_mips16 into new pattern.
3845 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3846 (sle<u>): Merge sle and sleu into new expander.
3847 (sle, sleu): Remove expanders.
3848 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3849 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3850 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3851 *sleu_<mode>_mips16 into new pattern.
3852 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
3854 2008-04-03 Jan Hubicka <jh@suse.cz>
3856 PR tree-optimization/35795
3857 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
3858 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3859 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3860 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3861 * score/score3.c (score3_output_mi_thunk): Likewise.
3862 * score/score7.c (score7_output_mi_thunk): Likewise.
3863 * mips/mips.c (mips_output_mi_thunk): Likewise.
3865 2008-04-03 Richard Guenther <rguenther@suse.de>
3867 * tree-vrp.c (extract_range_from_unary_expr): Handle all
3868 conversions. Simplify code.
3870 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3872 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
3874 2008-04-03 Tom Tromey <tromey@redhat.com>
3875 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3877 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3878 * config/bfin/t-bfin-linux (generated_files): Add
3879 linux-sysroot-suffix.h.
3880 * doc/install.texi (Prerequisites): Require make 3.80.
3881 * doc/sourcebuild.texi (Front End Directory): Document new
3883 * Makefile.in (generated_files): New variable.
3884 (ALL_HOST_OBJS): New variable.
3885 ($(ALL_HOST_OBJS)): New target.
3887 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3889 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
3890 (remap_block): Call id->transform_lang_insert_block instead
3892 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
3893 Set id.transform_lang_insert_block to NULL.
3894 (clone_body): Move to cp/optimize.c
3895 * tree-inline.h (struct copy_body_data): Change
3896 transform_lang_insert_block to function pointer.
3897 (copy_generic_body, copy_decl_no_change): Export.
3898 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
3899 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
3900 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
3902 * c-tree.h (insert_block): Kill.
3903 * c-decl.c (insert_block): Kill.
3905 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3907 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3908 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3909 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
3911 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
3912 argument, call {push,pop}_function_context from here.
3913 * c-parser.c: Use c_{push,pop}_function_context.
3915 * function.c (push_function_context_to): Move meat ...
3916 (push_function_context): ... here. Simplify.
3917 * function.c (pop_function_context_from): Move meat ...
3918 (pop_function_context): ... here. Simplify.
3919 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
3921 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3922 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3923 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
3924 * tree.h (push_function_context_to, pop_function_context_from): Remove.
3926 2008-04-03 Ben Elliston <bje@au.ibm.com>
3928 * expmed.c (extract_force_align_mem_bit_field): Remove.
3930 2008-04-03 Richard Guenther <rguenther@suse.de>
3933 * expr.h (try_casesi): Adjust prototype.
3934 * expr.c (try_casesi): Take fallback label as extra parameter.
3935 Use that for gen_casesi if default_label is NULL.
3936 * stmt.c (expand_case): Pass fallback label to try_casesi,
3937 make sure to fill gaps with a fallback label if default_label
3940 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
3943 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
3945 2008-04-03 Ben Elliston <bje@au.ibm.com>
3947 * expmed.c (extract_split_bit_field): Remove if (0) code.
3948 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
3949 (do_ds_constraint): Likewise.
3951 2008-04-02 Joseph Myers <joseph@codesourcery.com>
3953 * doc/cppopts.texi (-dU): Document.
3954 * c-common.h (flag_dump_macros): Update comment.
3955 * c-opts.c (handle_OPT_d): Handle -dU.
3956 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
3957 dump_queued_macros, cb_used_define, cb_used_undef): New.
3958 (init_pp_output): Handle -dU.
3959 (cb_line_change): Call dump_queued_macros.
3960 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
3962 2008-04-02 Anatoly Sokolov <aesok@post.ru>
3964 * config/avr/predicates.md (io_address_operand): New predicate.
3965 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
3966 * config/avr/avr.c (avr_io_address_p): Remove function.
3967 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
3968 'avr_io_address_p' function.
3969 (out_movhi_r_mr): (Ditto.).
3970 (out_movqi_mr_r): (Ditto.).
3971 (out_movhi_mr_r): (Ditto.).
3972 (avr_address_cost): (Ditto.).
3974 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
3976 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
3977 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
3978 in 32bit mode when XMM registers are available to avoid store
3980 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
3981 corresponding post-reload splitters.
3983 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3985 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
3986 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
3987 __builtin_ia32_roundss.
3988 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
3989 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
3990 __builtin_ia32_roundss.
3991 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
3992 IX86_BUILTIN_SHUFPD here.
3994 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3996 * config/i386/i386.md (plogic): New.
3997 (plogicprefix): Likewise.
3999 * config/i386/mmx.md (mmx_<code><mode>3): New.
4000 (mmx_and<mode>3): Removed.
4001 (mmx_ior<mode>3): Likewise.
4002 (mmx_xor<mode>3): Likewise.
4004 * config/i386/sse.md (<code><mode>3): New.
4005 (*<code><mode>3): Likewise.
4006 (*<code><mode>3): Likewise.
4007 (<code><mode>3): Likewise.
4008 (*sse_<code><mode>3): Likewise.
4009 (*sse2_<code><mode>3): Likewise.
4010 (<code>tf3): Likewise.
4011 (*<code>tf3): Likewise.
4012 (and<mode>3): Likewise.
4013 (*and<mode>3): Likewise.
4014 (ior<mode>3): Removed.
4015 (*ior<mode>3): Likewise.
4016 (xor<mode>3): Likewise.
4017 (*xor<mode>3): Likewise.
4018 (*and<mode>3): Likewise.
4019 (*ior<mode>3): Likewise.
4020 (*xor<mode>3): Likewise.
4021 (and<mode>3): Likewise.
4022 (*sse_and<mode>3): Likewise.
4023 (*sse2_and<mode>3): Likewise.
4025 (*andtf3): Likewise.
4026 (ior<mode>3): Likewise.
4027 (*sse_ior<mode>3): Likewise.
4028 (*sse2_ior<mode>3): Likewise.
4030 (*iortf3): Likewise.
4031 (xor<mode>3): Likewise.
4032 (*sse_xor<mode>3): Likewise.
4033 (*sse2_xor<mode>3): Likewise.
4035 (*xortf3): Likewise.
4037 2008-04-02 Richard Guenther <rguenther@suse.de>
4039 PR tree-optimization/14495
4040 PR tree-optimization/34793
4041 * tree-vrp.c (struct switch_update): New structure.
4042 (to_remove_edges, to_update_switch_stmts): New VECs.
4043 (simplify_switch_using_ranges): New function. Remove not taken
4044 case labels and edges.
4045 (simplify_stmt_using_ranges): Call it.
4046 (identify_jump_threads): Mark edges we have queued for removal
4047 so we don't thread them.
4048 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4050 * tree-cfg.c (group_case_labels): Deal with missing default label.
4051 (tree_verify_flow_info): Allow missing default label.
4052 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4053 (emit_case_nodes): Likewise.
4054 (expand_case): Do not rely on the default label to be present.
4055 * expr.c (try_casesi): Deal with NULL default_label.
4056 (do_tablejump): Likewise.
4058 2008-04-02 Richard Guenther <rguenther@suse.de>
4060 PR tree-optimization/14495
4061 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4062 SWITCH_EXPR here ...
4063 (vrp_visit_switch_stmt): ... but here (new function).
4064 (find_case_label_index): New helper function.
4065 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4067 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4069 * fwprop.c: Fix ISO-C99ism.
4071 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4074 * Makefile.in (objdir): Set it here.
4075 * configure.ac: Not here. Find dynamic linker characteristics.
4076 * exec-tool.in: Use them.
4077 * aclocal.m4: Regenerate.
4078 * configure: Regenerate.
4080 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4082 * expr.c (expand_var): Delete it.
4083 * expr.h (expand_var): Delete prototype.
4084 * function.c (expand_function_start): Use expand_decl instead.
4085 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4088 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4090 PR rtl-optimization/35542
4091 * fwprop.c (forward_propagate_and_simplify): Replace
4092 loc_reg_mentioned_in_p with reg_mentioned_p.
4094 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4096 PR rtl-optimization/35281
4097 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4098 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4099 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4100 (varying_mem_p): Move above propagate_rtx.
4101 (all_uses_available_at): Do not check MEMs.
4103 2008-04-02 Rafael Espindola <espindola@google.com>
4105 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4106 (register_edge_assert_for_2): Split the cond argument.
4107 (register_edge_assert_for_1): Adjust for the change in
4108 register_edge_assert_for_2.
4109 (register_edge_assert_for): Split the cond argument.
4110 (find_switch_asserts): Adjust for the change in
4111 register_edge_assert_for.
4113 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4115 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4116 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4117 offsets for 64-bit mingw.
4118 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4119 abi for x86_64-pc-mingw.
4121 2008-04-02 Richard Guenther <rguenther@suse.de>
4123 * tree-vrp.c (extract_range_from_assert): Make sure to not
4124 produce range min/max with TREE_OVERFOW set.
4125 If merging a anti-range and a range keep the anti-range if
4126 the range covers all values of the type.
4127 (register_edge_assert_for_2): Only allow sign-changing
4128 conversions in detecting canonical range checks. Also
4129 register an assert for the unsigned name if useful.
4131 PR tree-optimization/35787
4132 * tree-vrp.c (vrp_val_max): New function.
4133 (vrp_val_min): Likewise.
4134 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4135 (vrp_val_is_min): Likewise.
4136 (supports_overflow_infinity): Use vrp_val_{min,max}.
4137 (negative_overflow_infinity): Likewise.
4138 (positive_overflow_infinity): Likewise.
4139 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4140 (is_positive_overflow_infinity): Likewise.
4141 (is_overflow_infinity): Likewise.
4142 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4143 vrp_val_is_{min,max}.
4144 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4145 to ranges if possible. Avoid empty ranges.
4147 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4150 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4151 the expression is a function address.
4153 2008-04-01 George Helffrich <george@gcc.gnu.org>
4155 PR fortran/35154, fortran/23057
4156 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4157 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4158 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4159 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4161 (dbxout_syms): Check for COMMON-based symbol and wrap in
4162 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4163 in bracket for efficiency.
4165 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4166 using DW_TAG_common_block + member offset.
4167 (add_pubname_string): New function.
4168 (dw_expand_expr): New function to find block name and offset for
4170 (common_check): New function to check whether symbol in Fortran COMMON.
4171 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4173 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4176 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4178 2008-04-02 Ben Elliston <bje@au.ibm.com>
4180 * config/v850/v850.md (casesi): Remove if (0) code.
4181 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4182 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4184 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4186 * config/i386/i386.md (rex64suffix): New mode attribute.
4187 (floathi<mode>2): Disable expander for SSE math.
4188 (*floathi<mode>2_1): New insn insn_and_split pattern.
4189 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4190 corresponding post-reload splitters.
4191 (*floathi<mode>2_i387): New macroized insn pattern.
4192 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4193 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4194 insn_and_split pattern.
4195 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4196 New macroized instruction patterns and corresponding post-reload
4198 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4199 and corresponding post-reload splitters.
4200 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4201 New macroized instruction patterns.
4202 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4203 macroized instruction patterns and corresponding post-reload splitters.
4204 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4205 corresponding post-reload splitters.
4206 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4207 New macroized instruction patterns.
4208 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4209 corresponding post-reload splitters.
4210 (*floatsi<mode>2_i387): New macroized instruction patterns.
4212 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4214 * config/i386/i386.md (smaxmin): New.
4215 (umaxmin): Likewise.
4216 (maxminiprefix): Likewise.
4217 (maxminfprefix): Likewise.
4218 (<code><mode>3): Likewise.
4219 (smin<mode>3): Removed.
4220 (smax<mode>3): Likewise.
4222 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4223 (mmx_<code>v4hi3): Likewise.
4224 (mmx_<code>v8qi3): Likewise.
4225 (mmx_smaxv2sf3): Removed.
4226 (mmx_sminv2sf3): Likewise.
4227 (mmx_umaxv8qi3): Likewise.
4228 (mmx_smaxv4hi3): Likewise.
4229 (mmx_uminv8qi3): Likewise.
4230 (mmx_sminv4hi3): Likewise.
4232 * config/i386/sse.md (<addsub><mode>3): New.
4233 (*<addsub><mode>3): Likewise.
4234 (<sse>_vm<addsub><mode>3): Likewise.
4235 (<maxmin><mode>3): Likewise.
4236 (*<maxmin><mode>3_finite): Likewise.
4237 (*<maxmin><mode>3): Likewise.
4238 (<sse>_vm<maxmin><mode>3): Likewise.
4239 (sse3_h<addsub>v4sf3): Likewise.
4240 (sse3_h<addsub>v2df3): Likewise.
4241 (<maxmin>v16qi3): Likewise.
4242 (*<maxmin>v16qi3): Likewise.
4243 (<maxmin>v8hi3): Likewise.
4244 (*<maxmin>v8hi3): Likewise.
4245 (*sse4_1_<maxmin><mode>3): Likewise.
4246 (*sse4_1_<maxmin><mode>3): Likewise.
4247 (add<mode>3): Removed.
4248 (*add<mode>3): Likewise.
4249 (<sse>_vmadd<mode>3): Likewise.
4250 (sub<mode>3): Likewise.
4251 (*sub<mode>3): Likewise.
4252 (<sse>_vmsub<mode>3): Likewise.
4253 (smin<mode>3): Likewise.
4254 (*smin<mode>3_finite): Likewise.
4255 (*smin<mode>3): Likewise.
4256 (<sse>_vmsmin<mode>3): Likewise.
4257 (smax<mode>3): Likewise.
4258 (*smax<mode>3_finite): Likewise.
4259 (*smax<mode>3): Likewise.
4260 (<sse>_vmsmax<mode>3): Likewise.
4261 (sse3_haddv4sf3): Likewise.
4262 (sse3_haddv2df3): Likewise.
4263 (sse3_hsubv4sf3): Likewise.
4264 (sse3_hsubv2df3): Likewise.
4265 (umaxv16qi3): Likewise.
4266 (*umaxv16qi3): Likewise.
4267 (smaxv8hi3): Likewise.
4268 (*smaxv8hi3): Likewise.
4269 (*sse4_1_smax<mode>3): Likewise.
4270 (*sse4_1_umax<mode>3): Likewise.
4271 (uminv16qi3): Likewise.
4272 (*uminv16qi3): Likewise.
4273 (sminv8hi3): Likewise.
4274 (*sminv8hi3): Likewise.
4275 (*sse4_1_smin<mode>3): Likewise.
4276 (*sse4_1_umin<mode>3): Likewise.
4278 2008-04-01 Rafael Espindola <espindola@google.com>
4280 * tree-cfg.c (verify_expr): remove in_phi.
4281 (verify_stmt): Don't call walk_tree with verify_expr. Use
4282 is_gimple_min_invariant instead of is_gimple_val.
4284 2008-04-01 Joseph Myers <joseph@codesourcery.com>
4286 * doc/include/gpl_v3.texi: Update for manpage generation.
4287 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
4289 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
4290 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
4291 gpl_v3.texi instead of gpl.texi.
4294 2008-04-01 Jakub Jelinek <jakub@redhat.com>
4297 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
4299 2008-04-01 Rafael Espindola <espindola@google.com>
4301 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
4302 (extract_code_and_val_from_cond): Use
4303 extract_code_and_val_from_cond_with_ops.
4305 2008-04-01 Jan Hubicka <jh@suse.cz>
4307 * function.c (free_after_compilation): Free epilogue_delay_list.
4308 (prepare_function_start): Assert that previous compilation was freed.
4310 2008-04-01 Jan Hubicka <jh@suse.cz>
4311 Jim Wilson <wilson@tuliptree.org>
4312 Andreas Tobler <andreast@gcc.gnu.org>
4315 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4316 rtl.emit instead cfun->emit.
4317 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4318 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4320 2008-04-01 Ben Elliston <bje@au.ibm.com>
4322 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4324 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4326 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4328 (fprofile-use): Add var flag_profile_use
4329 * coverage.c (coverage_begin_output): Do not open a gcno file for
4330 output only if -ftest-coverage is set.
4331 Do not add getpwd() to gcda file path.
4332 (build_gcov_info): Check the new flag
4333 flag_profile_datafile_relative_path.
4334 (coverage_init): Use profile_data_prefix.
4335 Read profile counter only if flag_profile_use is set.
4336 * opts.c (common_handle_option): New option fprofile-use=,
4337 fprofile-dir=, fprofile-generate=.
4338 * toplev.c (profile_data_prefix): New variable definition.
4339 * toplev.h (profile_data_prefix): New declaration.
4340 * doc/invoke.tex (Option Summary, Optimization Options):
4343 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4345 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4346 use tmp consistently.
4349 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4350 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4351 UNSPEC_FR_RECIP_APPROX_RES.
4352 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4354 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4357 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4359 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4362 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4363 element of the vector via a pointer.
4365 2008-03-31 Ian Lance Taylor <iant@google.com>
4367 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4369 2008-03-31 Jan Hubicka <jh@suse.cz>
4371 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4372 get_arg_pointer_save_area.
4373 * expr.c (init_expr): Just clear out rtl.expr.
4374 * function.c (free_after_compilation): Clear out whole RTL structure.
4375 (get_func_frame_size): Merge into ...
4376 (get_frame_size): ... this one.
4377 (assign_stack_local_1): Merge into ...
4378 (assign_stack_local): ... this one.
4379 (expand_function_end): Update call of get_arg_pointer_save_area.
4380 (get_art_pointer_save_area): Remove cfun argument.
4381 * function.h (emit_status): regno_pointer_align does not need length
4382 attribute. Move x_regno_reg_rtx to ...
4383 (regno_reg_rtx): ... new global array.
4384 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4385 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4386 apply_args_value, forced_labels, stack_pointer_delta):
4388 (struct varasm_status): Move here from varasm.c
4389 (struct rtl_data): New. Move here some fields from struct function.
4390 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4391 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4392 used_temp_slots avail_temp_slots, temp_slot_level,
4393 nonlocal_goto_handler_labels): Update accesstors.
4394 (rtl): New global variable.
4395 (struct function): Move some fileds to rtl_data.
4396 (get_arg_pointer_save_area): Update prototype.
4397 * emit-rtl.c (rtl): Declare.
4398 (regno_reg_rtx): Declare.
4399 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4401 (gen_reg_rtx): Update.
4402 (init_virtual_regs): Do not tate emit_status argument.
4403 (init_emit): Do not allocate emit.
4404 * varasm.c (varasm_statuc): Move to function.h.
4405 (n_deferred_constatns): Update accestor.
4406 (init_varasm_status): Do not allocate varasm_status.
4407 (force_const_mem, get_pool_size, output_constant_pool): Update.
4408 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4409 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4411 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4413 PR rtl-optimization/35729
4414 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4417 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4420 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4421 load/store if memory is unaligned.
4422 (*movti_rex64): Likewise.
4424 * config/i386/predicates.md (misaligned_operand): New.
4426 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4429 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4432 2008-03-31 Jan Beulich <jbeulich@novell.com>
4434 * config/ia64/constraints.md: Add 'j' constraint.
4435 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4436 (movdi_internal): Likewise.
4438 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4441 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4443 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4446 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4447 proper error message for the third argument on blendpd and
4450 * config/i386/sse.md (blendbits): New.
4451 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4453 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4455 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4457 2008-03-30 Richard Guenther <rguenther@suse.de>
4460 * fold-const.c (fold_sign_changed_comparison): Do leave
4461 conversions to base-types alone.
4463 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4465 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4466 the link register if one altivec register is be saved.
4468 2008-03-30 Ben Elliston <bje@au.ibm.com>
4470 * final.c (final_scan_insn): Remove if (0) code.
4472 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4474 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4476 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4478 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4479 of V4SFmode to ix86_binary_operator_ok.
4481 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4483 * config/i386/i386.c (override_options): Initialize
4484 ix86_veclib_handler to ix86_veclibabi_svml when
4485 -mveclibabi=svml is used.
4486 (ix86_veclibabi_svml): New function for SVML ABI style
4487 vectorization support.
4488 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4490 2008-03-28 Rafael Espindola <espindola@google.com>
4492 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4493 (tree_binary_nonnegative_warnv_p): Make it public.
4494 (tree_single_nonnegative_warnv_p): Make it public.
4495 (tree_invalid_nonnegative_warnv_p): Make it public.
4496 (tree_unary_nonzero_warnv_p): Make it public.
4497 (tree_binary_nonzero_warnv_p): Make it public
4498 (tree_single_nonzero_warnv_p): Make it public.
4499 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4500 (extract_range_from_binary_expr): Split the expr argument.
4501 (extract_range_from_unary_expr): Split the expr argument.
4502 (extract_range_from_comparison): Split the expr argument.
4503 (extract_range_from_expr): Use the new aux functions.
4504 (vrp_evaluate_conditional_warnv): Use
4505 vrp_evaluate_conditional_warnv_with_ops.
4506 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4507 (tree_binary_nonzero_warnv_p): Declare.
4508 (tree_single_nonzero_warnv_p): Declare.
4509 (tree_expr_nonzero_warnv_p): Declare.
4510 (tree_unary_nonnegative_warnv_p): Declare.
4511 (tree_binary_nonnegative_warnv_p): Declare.
4512 (tree_single_nonnegative_warnv_p): Declare.
4513 (tree_invalid_nonnegative_warnv_p): Declare.
4515 2008-03-28 Richard Guenther <rguenther@suse.de>
4517 PR tree-optimization/30317
4518 PR tree-optimization/30911
4519 PR tree-optimization/34793
4520 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4521 (struct assert_locus_d): New member EXPR.
4522 (register_new_assert_for): Add EXPR parameter to support
4523 ASSERT_EXPR <name, expr OP limit>.
4524 (register_edge_assert_for_1): Adjust callers.
4525 (find_assert_locations): Likewise.
4526 (process_assert_insertions_for): Build condition from expression.
4527 (extract_range_from_assert): Handle ASSERT_EXPRs
4528 of the form ASSERT_EXPR <name, expr OP limit>.
4529 (register_edge_assert_for_2): New helper registering
4530 asserts for comparisons. Recognize range tests of the form
4531 (unsigned)i - CST1 OP CST2.
4532 (register_edge_assert_for_1): Use it.
4533 (register_edge_assert_for): Likewise.
4534 (needs_overflow_infinity): Integer sub-types
4535 do not need overflow infinities.
4536 (vrp_val_is_max): The extreme values of integer sub-types
4537 are those of the base type.
4538 (vrp_val_is_min): Likewise.
4539 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4542 2008-03-28 Nick Clifton <nickc@redhat.com>
4545 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4546 Return GENERAL_REGS for stack adjustment reloads.
4548 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4551 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4552 const_vector when all the vectors are constant.
4554 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4556 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4558 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4559 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4561 (s<code>_sf): Use new scc_sf attribute for opcode names.
4563 2008-03-27 Tom Tromey <tromey@redhat.com>
4565 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4566 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4567 config/spu/t-spu-elf, config/i386/t-interix,
4568 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4569 config/i386/x-darwin, config/i386/x-mingw32,
4570 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4571 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4572 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4573 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4574 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4575 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4576 config/score/t-score-elf, config/arm/t-strongarm-pe,
4577 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4578 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4579 Revert automatic dependency patch.
4581 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4584 * config/i386/i386.c (ix86_function_arg_boundary): Align
4585 decimal floating point to its natural boundary.
4587 2008-03-27 Richard Guenther <rguenther@suse.de>
4590 * fold-const.c (fold_comparison): Restrict distinct decl
4591 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4592 solely rely on operand_equal_p.
4594 2008-03-27 Richard Guenther <rguenther@suse.de>
4597 * c-common.c (handle_weak_attribute): Reject combination of
4600 2008-03-27 Richard Guenther <rguenther@suse.de>
4602 PR tree-optimization/32810
4603 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4604 conversions from DECL_INITIAL.
4605 (fold_const_aggregate_ref): Likewise from constructor elements.
4607 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4609 * tree-affine.h (aff_combination_expand): Declare.
4610 (get_inner_reference_aff): Likewise.
4611 * tree-affine.c (aff_combination_expand): Split out from
4612 tree_to_aff_combination_expand.
4613 (get_inner_reference_aff): New function.
4614 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4615 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4616 (struct lim_aux_data): sm_done field removed.
4617 (mem_ref_loc_p, mem_ref_locs_p): New types.
4618 (struct mem_ref): Added id, stored, accesses_in_loop,
4619 indep_loop, dep_loop, indep_ref, dep_ref fields.
4620 Removed is_stored, locs and next fields.
4621 (memory_accesses): New variable.
4622 (movement_possibility): Do not allow moving statements
4623 that store to memory.
4624 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4626 (determine_max_movement): For statements with memory references,
4627 find the outermost loop in that the reference is independent.
4628 (move_computations_stmt): Mark the virtual operands for renaming.
4629 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4630 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4631 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4632 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4633 create_vop_ref_mapping, analyze_memory_references,
4634 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4635 get_all_locs_in_loop, ref_always_accessed_p,
4636 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4637 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4638 store_motion_loop, store_motion): New functions.
4639 (struct vop_to_refs_elt): New type.
4640 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4641 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4642 (schedule_sm): Replaced by...
4643 (execute_sm): ... this.
4644 (determine_lsm_ref, hoist_memory_references,
4645 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4646 find_more_ref_vops, free_mem_ref, free_mem_refs,
4647 determine_lsm_loop, determine_lsm): Removed.
4648 (tree_ssa_lim_finalize): Free data structures used by store motion.
4649 (tree_ssa_lim): Call analyze_memory_references. Use
4650 store_motion instead of determine_lsm.
4652 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4654 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4655 rename tmake_file to m68hc11/t-m68hc11.
4656 (mcore): Set inhibit_libc to true.
4657 * config.host (alpha*-dec-*vms*): Set extra_programs.
4658 (interix3*): Don't use host_xmake_file.
4659 * configure.ac: Let config.gcc override inhibit_libc.
4660 * configure: Regenerate.
4662 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4663 * config/t-openbsd-thread: Remove commented out lines.
4665 * config/x-interix: Remove.
4667 * config/m68hc11/t-m68hc11-gas: Rename to...
4668 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4670 * config/mcore/t-mcore: Remove T_CFLAGS.
4671 * config/mcore/t-mcore-pe: Likewise.
4673 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4675 * configure.ac: Replace custom __GNU_SOURCE test with
4676 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4677 * aclocal.m4: Regenerate.
4678 * configure: Regenerate.
4679 * config.in: Regenerate.
4681 2008-03-27 Richard Guenther <rguenther@suse.de>
4683 * fold-const.c (target.h): Include.
4684 (fold_comparison): Fold comparison of addresses of decls
4685 that bind locally or of constants. Consolidate address folding code.
4686 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4687 results from fold_binary_to_constant.
4688 (compare_values_warnv): Likewise.
4690 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4693 * fold-const.c (fold_truthop): Check for integeral types when folding
4694 a == 0 && b == 0 and a != 0 || b != 0 .
4696 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4698 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4700 2008-03-26 Andreas Schwab <schwab@suse.de>
4702 * doc/invoke.texi: Fix use of @item vs. @itemx.
4704 2008-03-26 Tom Tromey <tromey@redhat.com>
4706 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4707 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4708 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4709 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4710 build/genconstants.o, build/genemit.o, build/genextract.o,
4711 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4712 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4715 2008-03-26 Richard Guenther <rguenther@suse.de>
4718 2008-03-26 Richard Guenther <rguenther@suse.de>
4720 * fold-const.c (target.h): Include.
4721 (fold_comparison): Fold comparison of addresses of two decls
4722 that bind locally. Consolidate address folding code.
4724 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4726 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4727 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4728 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4729 dconstsqrt2, dconstthird, dconste and/or dconst10.
4730 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4731 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4732 dconstsqrt2, dconste): Delete.
4733 (init_emit_once): Likewise. Simplify initializing dconstm1.
4735 * real.c (get_real_const): New.
4736 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4737 dconstsqrt2, dconste): Delete.
4738 (real_value_const, get_real_const): New.
4740 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4742 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4744 * config/i386/i386.c (ix86_function_arg_boundary): Check
4745 BIGGEST_ALIGNMENT instead of 128.
4746 (setup_incoming_varargs_64): Likewise.
4748 2008-03-26 Tom Tromey <tromey@redhat.com>
4750 * Makefile.in (DEPFILES): Add missing '/'.
4752 2008-03-26 Richard Guenther <rguenther@suse.de>
4754 * fold-const.c (target.h): Include.
4755 (fold_comparison): Fold comparison of addresses of two decls
4756 that bind locally. Consolidate address folding code.
4758 2008-03-26 Nick Clifton <nickc@redhat.com>
4761 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4762 not allow INT+INT as a legitimate addressing mode.
4764 2008-03-26 Richard Guenther <rguenther@suse.de>
4766 * tree-flow.h (widen_bitfield): Remove declaration.
4767 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4768 (widen_bitfield): Remove function.
4769 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4772 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4775 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4778 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4780 PR rtl-optimization/35232
4781 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4782 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4783 reg_reloaded_call_part_clobbered here.
4784 (reload_regs_reach_end_p): New function.
4785 (reload_reg_rtx_for_input): New variable.
4786 (reload_reg_rtx_for_output): Likewise.
4787 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4788 when reassigning a pseudo register. Load reloadreg from
4789 reload_reg_rtx_for_input, moving the mode and register
4791 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4792 instead of the original when deciding whether an input reload
4793 would be a no-op or whether an output reload can be deleted.
4794 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4795 when setting up new_spill_reg_store. Load it from
4796 reload_reg_rtx_for_output, moving the mode and register
4798 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4799 instead of the original when deciding whether an output reload
4800 would be a no-op. Do the same when modifying insn notes.
4801 Use rtx_equal_p instead of == to compare the registers.
4802 (inherit_piecemeal_p): Take a mode and two register numbers
4804 (emit_reload_insns): Clear new_spill_reg_store for every hard
4805 register in the reload register. Remove spill registers
4806 from reg_reloaded_valid before considering whether to record
4807 inheritance information for them. Use reload_reg_rtx_for_output
4808 instead of reg_rtx when recording output reloads. Use
4809 reload_reg_rtx_for_input instead of reg_rtx when recording
4810 input reloads. Set or clear reg_reloaded_call_part_clobbered
4811 at the same time as setting reg_reloaded_valid.
4812 (delete_output_reload): Add a new_reload_reg parameter and use it
4813 instead of rld[j].reg_rtx.
4814 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4817 2008-03-25 Tom Tromey <tromey@redhat.com>
4819 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4820 (build/genattr.o): Likewise.
4821 (build/genattrtab.o): Likewise.
4822 (build/gencodes.o): Likewise.
4823 (build/genconfig.o): Likewise.
4824 (build/genconstants.o): Likewise.
4825 (build/genemit.o): Likewise.
4826 (build/genextract.o): Likewise.
4827 (build/genflags.o): Likewise.
4829 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4831 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4832 instead of size_int for integer types.
4833 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4834 to match type of MINUS_EXPR.
4836 2008-03-25 Tom Tromey <tromey@redhat.com>
4838 * configure: Rebuilt.
4839 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4842 2008-03-25 Tom Tromey <tromey@redhat.com>
4844 * config/x-solaris (host-solaris.o): Update.
4845 * config/x-linux (host-linux.o): Update.
4846 * config/x-hpux (host-hpux.o): Update.
4847 * config/x-darwin (host-darwin.o): Update.
4848 * config/v850/t-v850e (v850-c.o): Update.
4849 * config/v850/t-v850 (v850-c.o): Update.
4850 * config/t-vxworks (vxworks.o): Update.
4851 * config/t-sol2 (sol2-c.o, sol2.o): Update.
4852 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
4853 * config/spu/t-spu-elf (spu-c.o): Update.
4855 * config/sh/t-symbian (sh-c.o): Update.
4856 (symbian.o): Update.
4857 * config/sh/t-sh (sh-c.o): Update.
4858 * config/score/t-score-elf (score7.o, score3.o): Update.
4859 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
4860 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
4861 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
4862 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
4864 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4865 * config/m32c/t-m32c (m32c-pragma.o): Update.
4866 * config/ia64/t-ia64 (ia64-c.o): Update.
4867 * config/i386/x-mingw32 (host-mingw32.o): Update.
4868 * config/i386/x-i386 (driver-i386.o): Update.
4869 * config/i386/x-darwin (host-i386-darwin.o): Update.
4870 * config/i386/x-cygwin (host-cygwin.o): Update.
4871 * config/i386/t-nwld (nwld.o): Update.
4872 * config/i386/t-netware (netware.o): Update.
4873 * config/i386/t-interix (winnt.o): Update.
4874 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
4875 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
4876 msformat-c.o): Update.
4877 * config/bfin/t-bfin-linux (generated_files): Add
4878 linux-sysroot-suffix.h.
4879 * config/arm/t-wince-pe (pe.o): Update.
4880 * config/arm/t-strongarm-pe (pe.o): Update.
4881 * config/arm/t-pe (pe.o): Update.
4882 * config/arm/t-arm (arm-c.o): Update.
4883 * doc/install.texi (Prerequisites): Require make 3.80.
4884 * Makefile.in: Remove .o targets.
4885 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
4886 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
4887 (simple_generated_h, simple_generated_c): Move earlier.
4888 (generated_files): New variable.
4889 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
4890 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
4891 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
4892 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
4893 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
4894 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
4895 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
4896 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
4897 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
4898 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
4899 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
4900 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
4902 (COMPILE.base, COMPILE): New variables.
4903 (%.o): New pattern rule.
4904 (ALL_HOST_OBJS): New variable.
4905 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
4906 (dummy-checksum.o, cc1-checksum.o): Remove.
4907 (DRIVER_SHLIB): New variable.
4908 (DRIVER_DEFINES): Use it.
4909 (gencondmd.c): Move out of build/.
4910 (s-conditions): Update.
4911 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
4912 (ALL_BUILD_OBJS): Likewise.
4913 (build/%.o): Use BUILDCOMPILE.
4914 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
4915 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
4916 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
4917 build/gencheck.o, build/gencodes.o, build/genconditions.o,
4918 build/genconfig.o, build/genconstants.o, build/genemit.o,
4919 build/genextract.o, build/genflags.o, build/genmddeps.o,
4920 build/genopinit.o, build/genoutput.o, build/genpeep.o,
4921 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
4922 build/gen-protos.o, build/scan.o, build/fix-header.o,
4923 build/scan-decls.o): Simplify.
4924 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
4925 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
4926 prefix.o, toplev.o): Reduce to variable setting.
4927 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
4928 ($(out_object_file), gcc-options.o): New targets.
4929 ($(ALL_HOST_OBJS)): New target. Include dependency files.
4930 * configure: Rebuilt.
4931 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
4932 * doc/sourcebuild.texi (Front End Directory): Document new variable.
4934 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
4936 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
4937 complain when we hit an error, return ERROR_MARK_NODE.
4939 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4941 * config/sh/constraints.md (Pso, Psz): New constraints.
4942 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
4943 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
4945 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4947 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
4948 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
4950 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4952 * config/sh/sh.md (prefetch): Add condition for SH2A target.
4953 (prefetch_sh2a): New.
4955 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4956 Naveen.H.S <naveen.hs@kpitcummins.com>
4958 * config/sh/constraints.md (I28): New constraint.
4959 * config/sh/sh.c (broken_move): Add support for movi20s.
4960 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
4962 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
4963 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4964 Naveen.H.S <naveen.hs@kpitcummins.com>
4966 * config/sh/sh.c (SH_ATTRIBUTES): Define.
4967 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4968 (print_operand): Handle resbank in %@ operand code.
4969 (sh_encode_section_info): New.
4970 (push_regs): Add conditions for resbank.
4971 (sh_expand_epilogue): Likewise.
4972 (sh_insert_attributes): Likewise.
4973 (sh_attribute_table): Likewise.
4974 (sh_handle_resbank_handler_attribute): New.
4975 (sh2a_handle_function_vector_handler_attribute): New.
4976 (sh2a_is_function_vector_call): New.
4977 (sh2a_get_function_vector_number): New.
4978 (sh2a_function_vector_p): New.
4979 (sh_cfun_resbank_handler_p): New.
4980 * config/sh/sh.md (calli): Emit jsr/n if possible.
4981 (calli_tbr_rel): New.
4982 (calli_pcrel): Emit jsr/n if possible.
4983 (return_i): Emit rts/n if possible.
4984 (call_valuei_tbr_rel): New.
4985 (call_valuei_pcrel): Add condition for SH2A target.
4986 (call_value): Likewise.
4987 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
4988 (sh2a_get_function_vector_number): Likewise.
4989 (sh2a_is_function_vector_call): Likewise.
4990 * doc/extend.texi: Document TBR relative addressing of SH2A.
4991 (resbank): Add description for SH2A.
4993 2008-03-24 Richard Guenther <rguenther@suse.de>
4996 * gimplify.c (gimplify_modify_expr): For frontend type-correct
4997 pointer assignments change conversions according to middle-end rules.
4998 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
4999 * configure.ac: Include type checking in yes.
5000 * configure: Regenerate.
5002 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5004 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5005 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5007 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5009 * gthr-vxworks.h (UNUSED): Define.
5011 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5013 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5015 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5017 * doc/extend.texi (Function Attributes): Add missing comma in the
5018 example of the "alloc_size" attribute.
5020 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5023 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5025 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5028 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5031 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5032 of the underlying type of a MS bitfield layout to the natural
5033 alignment of the type.
5035 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5037 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5038 to their natural alignment to avoid store forwarding stalls.
5040 2008-03-22 Richard Guenther <rguenther@suse.de>
5042 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5043 For PHI nodes verify the address is invariant.
5044 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5045 (get_symbol_constant_value): Use is_gimple_min_invariant.
5046 (maybe_fold_stmt_indirect): Likewise.
5048 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5050 PR rtl-optimization/33927
5051 * Makefile.in (dse.o): Depend on $(TM_P_H).
5052 * expr.h (extract_low_bits): Declare.
5053 * expmed.c (extract_low_bits): New function.
5054 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5055 * dse.c: Include tm_p.h.
5056 (find_shift_sequence): Remove the read_reg argument and return the
5057 read value. Emit the instructions instead of returning them.
5058 Iterate on new_mode rather than calculating it each time.
5059 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5060 source to NEW_MODE and extract_low_bits to convert the shifted
5062 (replace_read): Allow the load and store to have different mode
5063 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5064 or extraction instructions before trying the replacement. Update
5065 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5067 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5069 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5070 to their natural alignment to avoid store forwarding stalls.
5072 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5075 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5076 encouraging but not allowing gprs for input;
5077 change the input constraint to !f#r.
5078 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5080 change the output constraint to !f#r.
5082 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5085 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5086 corresponding post-reload splitters.
5087 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5088 when x87 FP math is selected.
5089 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5090 New function prototype.
5091 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5092 unreachable function to ease macroization of insn patterns.
5094 2008-03-21 Martin Jambor <mjambor@suse.cz>
5096 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5097 reference dumps if ddr is NULL or dependence is unknown.
5099 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5101 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5102 unsigned extension into account.
5103 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5104 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5105 Do computations on a scratch register.
5107 2008-03-21 Richard Guenther <rguenther@suse.de>
5109 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5110 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5111 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5112 * tree-ssa-dom.c (record_equality): Likewise.
5113 * tree-inline.c (copy_body_r): Likewise.
5114 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5117 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5119 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5120 as 'delete_unused' argument.
5122 2008-03-20 Richard Guenther <rguenther@suse.de>
5124 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5125 special casing of constant qualifiers.
5126 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5127 care about them in general.
5128 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5129 regardless of their type.
5130 (fold_stmt_r): Forcefully fold *& if we end up with that.
5132 2008-03-20 Paul Brook <paul@codesourcery.com>
5134 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5135 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5137 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5139 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5140 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5142 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5144 * common.opt (Wmudflap): New option.
5145 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5146 (mx_register_decls): Likewise.
5147 (mudflap_finish_file): Likewise.
5148 * doc/invoke.texi: Document -Wno-mudflap.
5150 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5152 * c-format.c (replace_format_name_to_system_name): New.
5154 (convert_format_name_to_system_name): New.
5155 (decode_format_attr): Add use of convert_format_name_to_system_name.
5156 (format_types_orig): Add gnu_ prefix to names.
5157 (check_format_info_main): Special treating of \0 escaped names for
5158 supporting multi-character format specifiers as I32, I64.
5159 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5160 (gnu_target_overrides_format_attributes): New.
5161 * c-format.h: Add structure target_ovr_attr to hold
5162 system specific formatter names.
5163 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5164 msformat-c.o file to c_target_objs and cxx_target_objs.
5165 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5166 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5167 (TARGET_N_FORMAT_TYPES): New.
5168 * config/i386/msformat-c.c: New.
5169 * config/i386/t-cygming: Add build rule for msformat-c.o.
5170 * doc/extend.texi: Add new format names gnu_* and ms_* and
5172 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5174 2008-03-20 Ira Rosen <irar@il.ibm.com>
5176 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5177 optimizations turned on under -O3.
5178 (ftree-vectorize): Add that the flag is turned on with -O3.
5180 2008-03-20 Ben Elliston <bje@au.ibm.com>
5182 * regmove.c (try_auto_increment): Fix spelling error in comment.
5183 * final.c (final_scan_insn): Likewise.
5185 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5188 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5189 allocator preferences for "y" and "r" class registers.
5190 ("*mov<mode>_internal"): Ditto.
5191 ("*movv2sf_internal_rex64"): Ditto.
5192 ("*movv2sf_internal"): Ditto.
5194 2008-03-19 Michael Matz <matz@suse.de>
5197 * calls.c (expand_call): Check overlap of arguments with call
5198 address for sibcalls.
5200 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5203 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5204 of the underlying type of a MS bitfield layout to the natural
5205 alignment of the type.
5207 2008-03-19 Jan Hubicka <jh@suse.cz>
5210 * toplev.c (decode_d_option): Handle all CPP flags.
5211 * tree-vrp.c: Update tree_pass descriptors.
5212 * regrename.c: Update tree_pass descriptors.
5213 * fwprop.c: Update tree_pass descriptors.
5214 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5215 * tree-into-ssa.c: Update tree_pass descriptors.
5216 * tree-dump.c: Update tree_pass descriptors.
5217 * tree-complex.c: Update tree_pass descriptors.
5218 * tree-dump.h: Update tree_pass descriptors.
5219 * see.c: Update tree_pass descriptors.
5220 * cgraphbuild.c: Update tree_pass descriptors.
5221 * tracer.c: Update tree_pass descriptors.
5222 * tree-loop-distribution.c: Update tree_pass descriptors.
5223 * cgraph.c: Update tree_pass descriptors.
5224 * postreload-gcse.c: Update tree_pass descriptors.
5225 * postreload.c: Update tree_pass descriptors.
5226 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5227 * tree-tailcall.c: Update tree_pass descriptors.
5228 * tree-pass.h (tree_opt_pass): Rename to ...
5229 (opt_pass) ... this one; add "type" field and remove letter field.
5230 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5231 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5232 all_lowering_passes): Update declaration.
5233 * ipa-cp.c: Update tree_pass descriptors.
5234 * final.c: Update tree_pass descriptors.
5235 * omp-low.c: Update tree_pass descriptors.
5236 * tree-ssa-dse.c: Update tree_pass descriptors.
5237 * ipa-reference.c: Update tree_pass descriptors.
5238 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5239 * auto-inc-dec.c: Update tree_pass descriptors.
5240 * reorg.c: Update tree_pass descriptors.
5241 * cgraphunit.c: Update tree_pass descriptors.
5242 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5243 * tree-ssa-ccp.c: Update tree_pass descriptors.
5244 * df-core.c: Update tree_pass descriptors.
5245 * mode-switching.c: Update tree_pass descriptors.
5246 * tree-nomudflap.c: Update tree_pass descriptors.
5247 * modulo-sched.c: Update tree_pass descriptors.
5248 * ipa-pure-const.c: Update tree_pass descriptors.
5249 * cse.c: Update tree_pass descriptors.
5250 * web.c: Update tree_pass descriptors.
5251 * tree-stdarg.c: Update tree_pass descriptors.
5252 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5253 * tree-ssa-dom.c: Update tree_pass descriptors.
5254 * tree-nrv.c: Update tree_pass descriptors.
5255 * tree-ssa-alias.c: Update tree_pass descriptors.
5256 * loop-init.c: Update tree_pass descriptors.
5257 * gimple-low.c: Update tree_pass descriptors.
5258 * ipa-inline.c: Update tree_pass descriptors.
5259 * tree-ssa-sink.c: Update tree_pass descriptors.
5260 * global.c: Update tree_pass descriptors.
5261 * ifcvt.c: Update tree_pass descriptors.
5262 * jump.c: Update tree_pass descriptors.
5263 * predict.c: Update tree_pass descriptors.
5264 * tree-ssa-loop.c: Update tree_pass descriptors.
5265 * recog.c: Update tree_pass descriptors.
5266 * dse.c: Update tree_pass descriptors.
5267 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5268 * tree-eh.c: Update tree_pass descriptors.
5269 * regmove.c: Update tree_pass descriptors.
5271 * function.c: Update tree_pass descriptors.
5272 * tree-vectorizer.c: Update tree_pass descriptors.
5273 * gcse.c: Update tree_pass descriptors.
5274 * ipa-type-escape.c: Update tree_pass descriptors.
5275 * tree-if-conv.c: Update tree_pass descriptors.
5276 * init-regs.c: Update tree_pass descriptors.
5277 * ipa.c: Update tree_pass descriptors.
5278 * tree-ssa-phiopt.c: Update tree_pass descriptors.
5279 * rtl-factoring.c: Update tree_pass descriptors.
5280 * lower-subreg.c: Update tree_pass descriptors.
5281 * bt-load.c: Update tree_pass descriptors.
5282 * tree-dfa.c: Update tree_pass descriptors.
5283 * except.c: Update tree_pass descriptors.
5284 * emit-rtl.c: Update tree_pass descriptors.
5285 * cfgexpand.c: Update tree_pass descriptors.
5286 * tree-cfgcleanup.c: Update tree_pass descriptors.
5287 * cfgcleanup.c: Update tree_pass descriptors.
5288 * tree-ssa-pre.c: Update tree_pass descriptors.
5289 * tree-sra.c: Update tree_pass descriptors.
5290 * tree-mudflap.c: Update tree_pass descriptors.
5291 * tree-ssa-copy.c: Update tree_pass descriptors.
5292 * cfglayout.c: Update tree_pass descriptors.
5293 * tree-ssa-forwprop.c: Update tree_pass descriptors.
5294 * tree-ssa-dce.c: Update tree_pass descriptors.
5295 * tree-ssa.c: Update tree_pass descriptors.
5296 * regclass.c: Update tree_pass descriptors.
5297 * integrate.c: Update tree_pass descriptors.
5298 * tree-optimize.c: Update tree_pass descriptors.
5299 * tree-ssa-phiprop.c: Update tree_pass descriptors.
5300 * tree-object-size.c: Update tree_pass descriptors.
5301 * combine.c: Update tree_pass descriptors.
5302 * tree-outof-ssa.c: Update tree_pass descriptors.
5303 * bb-reorder.c: Update tree_pass descriptors.
5304 * stack-ptr-mod.c: Update tree_pass descriptors.
5305 * var-tracking.c: Update tree_pass descriptors.
5306 * tree-profile.c: Update tree_pass descriptors.
5307 * tree-vect-generic.c: Update tree_pass descriptors.
5308 * reg-stack.c: Update tree_pass descriptors.
5309 * sched-rgn.c: Update tree_pass descriptors.
5310 * tree-ssa-structalias.c: Update tree_pass descriptors.
5311 * tree-cfg.c: Update tree_pass descriptors.
5312 * passes.c (current_pass): Update declaration.
5313 (finish_optimization_passes): Update.
5314 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5315 (register_one_dump_file, register_dump_files_1, next_pass_1):
5317 (init_optimization_passes): Update handling of new types.
5318 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5319 * ipa-struct-reorg.c: Update tree_pass descriptors.
5320 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5321 * combine-stack-adj.c: Update tree_pass descriptors.
5322 * cfgrtl.c: Update tree_pass descriptors.
5323 * dce.c: Update tree_pass descriptors.
5324 * tree-ssanames.c: Update tree_pass descriptors.
5326 2008-03-19 Richard Guenther <rguenther@suse.de>
5329 * tree-ssa.c (walk_data): New structure.
5330 (warn_uninitialized_var): If not always_executed warn with "maybe"
5332 (execute_early_warn_uninitialized): Compute post-dominators.
5333 Initialize always_executed before processing each basic block.
5335 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5338 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5339 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5341 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5343 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5345 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5347 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5349 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5350 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5351 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5352 target after ignore has been set, and move there also the commputation
5353 of subtarget and original_target.
5354 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5355 (LANG_HOOKS_INITIALIZER): Remove it.
5356 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5358 2008-03-18 Richard Guenther <rguenther@suse.de>
5360 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5361 found an expression with constants, note that in the VN for the lhs.
5362 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5363 fold them to constants if possible. Run cleanup_cfg if done so.
5364 (execute_pre): Return todo.
5366 (execute_fre): Likewise.
5367 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5369 (get_prop_source_stmt): Look through pointer conversions.
5371 2008-03-18 Jan Hubicka <jh@suse.cz>
5373 * tree-pretty-print.c: Include predict.h.
5374 (dump_generic_node): Dump predictor.
5375 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5376 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5377 * gimple-low.c (lower_stmt): Likewise.
5378 * expr.c (expand_expr_real): Likewise.
5379 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5381 (build_predict_expr, build_predict_expr): New.
5382 * predict.h (predictor_name, build_predict_expr): Update.
5383 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5384 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5385 * predict.def (PRED_CONTINUE): Update hitrate.
5386 * tree.def (PREDICT_EXPR): Define.
5387 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5388 do not handle BIND_EXPR.
5389 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5390 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5391 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5394 2008-03-18 Michael Matz <matz@suse.de>
5396 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5398 2008-03-18 Richard Guenther <rguenther@suse.de>
5400 * tree-gimple.h (is_gimple_invariant_address): Declare.
5401 (is_gimple_constant): Likewise.
5402 * tree-gimple.c (is_gimple_constant): New function.
5403 (is_gimple_invariant_address): Likewise.
5404 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5405 and is_gimple_invariant_address.
5406 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5408 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5409 an addressable base.
5411 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5414 * gimplify.c (gimplify_expr): Gimplify second operand of
5417 2008-03-17 Richard Guenther <rguenther@suse.de>
5419 PR tree-optimization/19637
5420 * fold-const.c (fold_unary): Remove restrictions of removing
5421 intermediate pointer-conversions (P2)(P1)P0.
5422 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5423 conversion to void pointer.
5424 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5426 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5429 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5430 emulated thread local variables.
5432 2008-03-16 Richard Guenther <rguenther@suse.de>
5435 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5436 expand TREE_INVARIANT operations that are not gimple invariant.
5438 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5440 * doc/extend.texi (Alignment): Say that the ABI controls
5441 the __alignof__ for non-strict-alignment targets rather
5442 than being a recommendation.
5444 2008-03-15 Paul Brook <paul@codesourcery.com>
5446 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5448 (arm_output_fn_unwind): Mark functions that can not be unwound.
5450 2008-03-15 Paul Brook <paul@codesourcery.com>
5452 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5453 extension instructions.
5455 2008-03-15 Richard Guenther <rguenther@suse.de>
5457 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5458 and fold constant aggregate refs.
5459 (fold_const_aggregate_ref): Handle string constants
5460 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5461 (evaluate_stmt): Simplify now that ccp_fold folds constant
5464 2008-03-15 Paul Brook <paul@codesourcery.com>
5466 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5467 (extzv): Use gen_extzv_t2.
5468 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5470 2008-03-15 Richard Guenther <rguenther@suse.de>
5472 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5473 (fold_const_aggregate_ref): Likewise.
5474 (get_value): Return NULL if we don't have any values.
5475 (ccp_finalize): Set const_val to NULL after freeing it.
5476 * tree-flow.h (get_symbol_constant_value): Declare.
5477 (fold_const_aggregate_ref): Likewise.
5478 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5480 2008-03-15 Richard Guenther <rguenther@suse.de>
5483 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5484 to not produce negative array indices if not allowed. Add
5485 parameter to indicate that.
5486 (maybe_fold_offset_to_component_ref): Allow negative array
5487 indices only for the first member of a structure.
5488 (maybe_fold_offset_to_reference): Allow negative array indices.
5489 (maybe_fold_stmt_addition): Likewise.
5491 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5492 Anatoly Sokolov <aesok@post.ru>
5494 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5495 (avr_arch): Add ARCH_AVR6.
5496 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5497 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5498 instead of fixed value 2.
5499 (print_operand_address): Use gs() asm specifier instead of pm().
5500 (avr_assemble_integer): (Ditto.).
5501 (avr_output_addr_vec_elt): (Ditto.).
5502 (print_operand): Handle "!" code.
5503 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5504 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5505 (AVR_HAVE_EIJMP_EICALL): Define.
5506 (AVR_3_BYTE_PC): Redefine.
5507 (AVR_2_BYTE_PC): (Ditto.).
5508 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5509 (LINK_SPEC): Add atmega2560 and atmega2561.
5510 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5512 * config/avr/avr.md (call_insn): Use eicall instead of icall
5513 for 3 byte PC devices.
5514 (call_value_insn): (Ditto.).
5515 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5516 (indirect_jump): Use only for for 2 byte PC devices.
5517 (*tablejump): (Ditto.).
5518 (*indirect_jump_avr6): Add insn.
5519 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5520 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5521 instead of ijmp for 3 byte PC devices.
5522 (__tablejump2__): (Ditto.).
5523 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5524 (MULITLIB_DIRNAMES): (Ditto.).
5525 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5527 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5529 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5530 "sse2_umulsidi3". Use V1DI mode for operand 0.
5531 ("mmx_psadbw"): Use V1DI mode for operand 0.
5532 * config/i386/i386-modes.def (V1SI): New vector mode.
5533 * config/i386/i386.c (struct builtin_description)
5534 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5535 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5536 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5537 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5538 v1di_ftype_v8qi_v8qi type.
5539 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5541 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5542 __builtin_ia32_pmuludq]: Fix the mode of return value.
5544 2008-03-15 Richard Guenther <rguenther@suse.de>
5547 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5550 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5552 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5553 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5554 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5555 unless TARGET_SERIALIZE_VOLATILE is enabled.
5556 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5557 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5558 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5560 2008-03-14 Richard Guenther <rguenther@suse.de>
5562 PR tree-optimization/34172
5563 * tree-flow.h (refs_may_alias_p): Declare.
5564 (get_single_def_stmt): Likewise.
5565 (get_single_def_stmt_from_phi): Likewise.
5566 (get_single_def_stmt_with_phi): Likewise.
5567 * tree-dfa.c (refs_may_alias_p): New function.
5568 (get_single_def_stmt): Likewise.
5569 (get_single_def_stmt_from_phi): Likewise.
5570 (get_single_def_stmt_with_phi): Likewise.
5571 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5572 (vn_reference_lookup_1): New helper function.
5573 (vn_reference_lookup): Walk the virtual use-def chain to
5574 continue searching for a match if the def does not alias the
5575 reference we are looking for.
5577 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5579 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5580 archive and Perzl. Update The Written Word listing.
5582 2008-03-14 Richard Guenther <rguenther@suse.de>
5584 PR tree-optimization/34043
5585 PR tree-optimization/33989
5586 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5588 (bitmap_find_leader): Use extra argument to verify dominance
5589 relationship inside a basic-block.
5590 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5591 (find_leader_in_sets): Adjust.
5592 (create_component_ref_by_pieces): Take extra argument for
5593 dominance check, handle lookup failures.
5594 (find_or_generate_expression): Likewise.
5595 (create_expression_by_pieces): Likewise.
5596 (insert_into_preds_of_block): Adjust.
5597 (create_value_expr_from): If asked for, verify all operands
5598 are in the blocks AVAIL_OUT set.
5599 (make_values_for_stmt): Check for SSA_NAMEs that are life
5600 over an abnormal edge.
5601 (compute_avail): Remove such check.
5602 (do_SCCVN_insertion): New function.
5603 (eliminate): If we do not find a leader suitable for replacement
5604 insert a replacement expression from SCCVN if available.
5605 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5606 (struct vn_ssa_aux): Add needs_insertion flag.
5607 * tree-ssa-sccvn.c (may_insert): New global flag.
5608 (copy_reference_ops_from_ref): Value-number union member access
5609 based on its size, not type and member if insertion is allowed.
5610 (visit_reference_op_load): For a weak match from union type
5611 punning lookup a view-converted value and insert a SSA_NAME
5612 for that value if that is not found.
5613 (visit_use): Make dumps shorter. Do not disallow value numbering
5614 SSA_NAMEs that are life over an abnormal edge to constants.
5615 (free_scc_vn): Release inserted SSA_NAMEs.
5616 (run_scc_vn): New flag to specify whether insertion is allowed.
5617 Process SSA_NAMEs in forward order.
5618 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5619 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5620 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5621 pointer type to/from integral types that do not change the
5622 precision to regular conversions.
5624 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5626 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5627 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5628 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5629 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5630 input arguments and the mode of return value. Built-in functions
5631 that operate on whole 64-bit MMX register now use V1DI mode.
5633 2008-03-13 Alon Dayan <alond@il.ibm.com>
5634 Olga Golovanevsky <olga@il.ibm.com>
5636 PR tree-optimization/35041
5637 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5638 to locate the right position in a statement.
5640 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5644 * config/i386/xmmintrin.h: Change all static inline functions to
5645 extern inline and add __gnu_inline__ attribute.
5646 * config/i386/bmintrin.h: Ditto.
5647 * config/i386/smmintrin.h: Ditto.
5648 * config/i386/tmmintrin.h: Ditto.
5649 * config/i386/mmintrin-common.h: Ditto.
5650 * config/i386/ammintrin.h: Ditto.
5651 * config/i386/emmintrin.h: Ditto.
5652 * config/i386/pmmintrin.h: Ditto.
5653 * config/i386/mmintrin.h: Ditto.
5654 * config/i386/mm3dnow.h: Ditto.
5656 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5659 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5660 (lower_omp_2): New function.
5661 (lower_omp_1, lower_omp): Rewritten.
5663 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5666 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5667 with the phrase "Microsoft Windows compilers".
5668 (Push/Pop Macro Pragmas): New subsection. Document
5669 #pragma push_macro and pragma pop_macro.
5671 2008-03-12 Paul Brook <paul@codesourcery.com>
5673 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5675 2008-03-12 Paul Brook <paul@codesourcery.com>
5677 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5678 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5679 (thumb2_addsi_shortim): Rename ...
5680 (thumb2_addsi_short): ... to this. Allow register operands.
5681 (thumb2_subsi_short): New pattern.
5682 (thumb2_one_cmplsi2_short,
5683 thumb2_negsi2_short): New patterns and peepholes.
5685 2008-03-12 Paul Brook <paul@codesourcery.com>
5687 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5689 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5691 * config/i386/i386.md (int_cond): New code iterator.
5693 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5694 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5695 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5696 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5697 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5698 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5699 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5700 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5702 2008-03-12 Paul Brook <paul@codesourcery.com>
5704 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5705 instead of {arm,thumb}_compute_save_reg_mask.
5706 (output_return_instruction): Ditto.
5707 (thumb_unexpanded_epilogue): Ditto.
5708 (thumb1_expand_prologue): Ditto.
5709 (thumb1_output_function_prologue): Ditto.
5710 (arm_set_return_address): Ditto.
5711 (thumb_set_return_address): Ditto.
5712 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5713 regs to achieve stack alignment.
5714 (thumb1_compute_save_reg_mask): Fix compiler warning.
5715 (arm_output_epilogue): Use offsets->saved_regs_mask.
5716 Adjust stack pointer by poping call clobered registers.
5717 (arm_expand_prologue): Use offsets->saved_regs_mask.
5718 Adjust stack pointer by pushing extra registers.
5719 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5721 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5724 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5725 conversion to the operands of a multiplication.
5727 2008-03-12 Richard Guenther <rguenther@suse.de>
5729 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5730 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5731 * timevar.def (TV_TREE_PHIPROP): Add.
5732 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5733 pass description. Use TV_TREE_PHIPROP.
5734 * tree-ssa-forwprop.c: Remove phiprop code.
5736 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5739 * omp-low.c (maybe_lookup_decl): Constify first argument.
5740 (use_pointer_for_field): Change last argument from bool to
5741 omp_context *. Disallow shared copy-in/out in nested
5742 parallel if decl is shared in outer parallel too.
5743 (build_outer_var_ref, scan_sharing_clauses,
5744 lower_rec_input_clauses, lower_copyprivate_clauses,
5745 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5747 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5748 Ira Rosen <irar@il.ibm.com>
5750 * tree-vectorizer.c (free_stmt_vec_info): New function.
5751 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5752 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5753 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5754 * tree-vect-transform.c (vectorizable_conversion): Free
5755 vec_oprnds0 if it was allocated.
5756 (vect_permute_store_chain): Remove unused VECs.
5757 (vectorizable_store): Free VECs that are allocated in the..
5759 (vect_transform_strided_load, vectorizable_load): Likewise.
5760 (vect_remove_stores): Simplify the code.
5761 (vect_transform_loop): Move code to vect_remove_stores().
5762 Call vect_remove_stores() and free_stmt_vec_info().
5764 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5766 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5767 TARGET_HPUX. Revise comment.
5768 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5769 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5770 Use sr4 variant of `be' instruction when not generating PIC code.
5771 (attr_length_call): Adjust for above change.
5773 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5775 * ipa-reference.c (static_execute): Remove module_statics_const and
5776 associated setting code.
5778 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5781 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5782 predicate for operand 1.
5783 (paritysi2_cmp): Use register_operand predicate for operand 2.
5784 Use earlyclobber modifier for operand 1. Remove support for
5786 (paritydi2_cmp): Use register_operand predicate for operand 3.
5787 Use earlyclobber modifier for operand 1. Remove support for
5790 2008-03-11 Paul Brook <paul@codesourcery.com>
5791 Vladimir Prus <vladimir@codesourcery.com>
5793 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5794 (arm_compute_save_reg0_reg12_mask): Always
5795 check if register 11 must be saved. Always safe hard frame pointer
5796 when frame_pointer_needeed.
5797 (arm_compute_save_reg_mask): Save IP and PC
5798 only with apcs frames.
5799 (arm_output_epilogue): Adjust Thumb2 codepath to
5800 be also invoked and work for ARM non-apcs frames.
5801 (arm_expand_prologue): Don't bother saving IP
5802 for non-apcs frame, since it's not clobbered by
5803 prologue code. Implement non-apcs frame
5806 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5808 PR rtl-optimization/35281
5809 * expr.c (convert_move): Use a new pseudo for the intermediate
5810 from_mode->word_mode result.
5812 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5814 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5815 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5816 * toplev.c (compile_file): Don't call it.
5818 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5821 * expr.c (store_expr): Call emit_block_move if the mode
5822 of "temp" RTX is BLKmode.
5824 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5825 Richard Guenther <rguenther@suse.de>
5827 PR tree-optimization/31358
5828 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5829 the step with a NULL_TREE.
5830 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5831 to sizetype if type is a pointer type.
5832 (add_candidate_1): Don't convert the base and step to
5833 the generic type if the orginal type is a pointer type.
5834 (add_iv_value_candidates): Use sizetype for the step
5835 if type is a pointer type.
5836 (cand_value_at): Likewise.
5837 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5839 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5840 Don't convert the tem affine to the type.
5841 (add_elt_to_tree): Use sizetype for the step if a pointer.
5842 Use POINTER_PLUS_EXPR for pointers.
5843 (aff_combination_to_tree): Use sizetype for the step if a
5846 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5848 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5849 Remove commutativity hint.
5851 2008-03-10 Jakub Jelinek <jakub@redhat.com>
5855 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
5856 errorneous type. Check that v is a VAR_DECL.
5859 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
5861 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
5863 PR tree-optimization/35494
5864 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
5865 may be overriden at link and run time.
5867 2008-03-10 Richard Guenther <rguenther@suse.de>
5869 PR tree-optimization/34677
5870 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5871 (poolify_tree): Likewise.
5872 (modify_expr_template): Likewise.
5873 (poolify_modify_stmt): Likewise.
5874 (insert_fake_stores): Handle all component-ref style stores
5875 in addition to INDIRECT_REF. Also handle complex types.
5876 Do not poolify the inserted load.
5877 (realify_fake_stores): Do not rebuild the tree but only
5878 make it a SSA_NAME copy.
5879 (init_pre): Remove initialzation of modify_expr_template.
5880 Do not allocate modify_expr_node_pool.
5881 (fini_pre): Do not free modify_expr_node_pool.
5883 2008-03-10 Paul Brook <paul@codesourcery.com>
5885 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
5888 2008-03-10 Paul Brook <paul@codesourcery.com>
5889 Mark Shinwell <shinwell@codesourcery.com>
5891 * config/arm/cortex-r4.md: New.
5892 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
5894 * config/arm/arm.md: Include cortex-r4.md.
5895 (insn): Add smmls, sdiv and udiv values.
5896 (generic_sched): Don't use generic scheduling for Cortex-R4.
5897 (arm_issue_rate): New function.
5898 (TARGET_SCHED_ISSUE_RATE): Define.
5900 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
5902 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
5904 2008-03-10 Richard Guenther <rguenther@suse.de>
5906 * tree-ssa-pre.c (get_sccvn_value): Simplify.
5907 (compute_avail): Do not add stmt uses to AVAIL_OUT.
5909 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
5911 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5912 Set default to true.
5914 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5916 * c.opt (Wsynth): Deprecate.
5917 * doc/invoke.texi (Option Summary, Warning Options): Document
5918 -Wno-format-contains-nul.
5920 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
5923 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
5924 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
5926 2008-03-09 Ira Rosen <irar@il.ibm.com>
5928 * config/rs6000/rs6000.c (builtin_description): Rename vector
5929 left shift operations.
5930 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
5931 (altivec_vsl<VI_char>): Rename to ...
5932 (ashl<mode>3): ... new name.
5933 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
5935 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
5937 2008-03-08 Richard Guenther <rguenther@suse.de>
5939 * coverage.h (tree_coverage_counter_addr): Declare.
5940 * coverage.c (tree_coverage_counter_addr): New function.
5941 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
5943 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
5944 (tree_gen_one_value_profiler): Likewise.
5945 (tree_gen_ic_profiler): Likewise.
5946 (tree_gen_average_profiler): Likewise.
5947 (tree_gen_ior_profiler): Likewise.
5949 2008-03-08 Richard Guenther <rguenther@suse.de>
5951 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
5952 (vn_binary_op_insert): Likewise.
5953 (vn_unary_op_lookup): Likewise.
5954 (vn_unary_op_insert): Likewise.
5955 (vn_nary_op_lookup): Declare.
5956 (vn_nary_op_insert): Likewise.
5957 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
5958 and binary hashes, use a single obstack for unary_op_pool
5960 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
5961 a single struct vn_nary_op_s. Store tree code length and
5962 a variable number of operands.
5963 (struct vn_reference_op_struct): Remove unused op2.
5964 (vn_reference_op_eq): Do not compare op2.
5965 (vn_reference_op_compute_hash): Do not compute hash of op2.
5966 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
5967 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
5968 with vn_nary_op_compute_hash.
5969 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
5970 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
5972 (vn_unary_op_insert, vn_binary_op_insert): Replace with
5974 (visit_unary_op): Call nary functions.
5975 (visit_binary_op): Likewise.
5976 (process_scc): Adjust for struct vn_tables_s changes.
5977 (allocate_vn_table): Likewise.
5978 (free_vn_table): Likewise.
5979 * tree-vn.c (vn_add): Call nary functions.
5980 (vn_lookup): Likewise.
5982 2008-03-08 Jakub Jelinek <jakub@redhat.com>
5985 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
5986 wdst back after sync_compare_and_swapqhi_internal.
5988 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
5991 * config/i386/i386-modes.def (V1DI): New vector mode.
5992 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
5993 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
5994 (MMXMODE248): Ditto.
5995 (MMXMODE): Add V1DI mode.
5996 (mmxvecsize): Change DI mode to V1DI mode.
5997 ("mov<mode>): Use MMXMODEI8 mode iterator.
5998 ("*mov<mode>_internal_rex64"): Ditto.
5999 ("*mov<mode>_internal"): Ditto.
6000 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6001 ("mmx_sub<mode>3"): Ditto.
6002 ("mmx_adddi3"): Remove insn pattern.
6003 ("mmx_subdi3"): Ditto.
6004 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6005 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6006 ("mmx_ashl<mode>3"): Ditto.
6007 ("mmx_lshrdi3"): Remove insn pattern.
6008 ("mmx_ashldi3"): Ditto.
6009 * config/i386/i386.c (classify_argument): Handle V1DImode.
6010 (function_arg_advance_32): Ditto.
6011 (function_arg_32): Ditto.
6012 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6013 mmx_addv1di3 insn pattern.
6014 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6015 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6016 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6017 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6018 Remove definitions of built-in functions.
6019 (V1DI_type_node): New node.
6020 (v1di_ftype_v1di_int): Ditto.
6021 (v1di_ftype_v1di_v1di): Ditto.
6022 (v2si_ftype_v2si_si): Ditto.
6023 (v4hi_ftype_v4hi_di): Remove node.
6024 (v2si_ftype_v2si_di): Ditto.
6025 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6026 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6027 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6028 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6029 Add new builtins using def_builtin_const.
6030 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6031 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6032 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6033 * config/i386/mmintrin.h (__v1di): New typedef.
6034 (_mm_add_si64): Cast arguments to __v1di type.
6035 (_mm_sub_si64): Ditto.
6036 (_mm_sll_pi16): Cast __count to __v4hi type.
6037 (_mm_sll_pi32): Cast __count to __v2si type.
6038 (_mm_sll_si64): Cast arguments to __v1di type.
6039 (_mm_srl_pi16): Cast __count to __v4hi type.
6040 (_mm_srl_pi32): Cast __count to __v2si type.
6041 (_mm_srl_si64): Cast arguments to __v1di type.
6042 (_mm_sra_pi16): Cast __count to __v4hi type.
6043 (_mm_sra_pi32): Cast __count to __v2si type.
6044 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6045 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6046 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6047 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6048 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6049 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6050 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6051 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6052 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6053 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6054 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6055 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6057 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6059 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6061 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6064 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6065 reg+const addressing for Altivec modes. Don't generate reg+reg
6066 addressing for TFmode or TDmode quantities.
6068 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6070 * c-common.c (vector_types_convertible_p): Call langhook
6071 instead of comptypes.
6073 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6076 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6077 integral and scalar float variables which have a
6080 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6082 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6083 dwarf_register_span hook when emitting unwind information for
6084 register-to-memory saves.
6085 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6086 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6088 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6090 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6091 for the same VAR_DECL.
6093 2008-03-06 Tom Tromey <tromey@redhat.com>
6096 * doc/standards.texi (Standards): Don't mention treelang.
6097 * doc/invoke.texi (Overall Options): Don't mention treelang.
6098 * doc/install.texi (Prerequisites): Don't mention bison or
6100 (Configuration): Don't mention treelang.
6101 (Building): Likewise.
6102 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6104 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6106 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6107 word-extractions out of a multi-word object.
6109 2008-03-06 Richard Guenther <rguenther@suse.de>
6111 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6112 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6113 result type and precision.
6114 * expr.c (get_inner_reference): Set unsignedp based on the result
6115 type of BIT_FIELD_REF.
6116 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6117 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6118 (try_instantiate_multiple_fields): Likewise. Use the correct type
6120 (sra_build_assignment): Likewise.
6121 (sra_build_elt_assignment): Likewise.
6122 (sra_explode_bitfield_assignment): Likewise.
6123 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6124 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6125 set BIT_FIELD_REF_UNSIGNED.
6126 (vectorizable_load): Likewise.
6128 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6130 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6133 2008-03-06 Richard Guenther <rguenther@suse.de>
6135 * alias.c (struct alias_set_entry): Move has_zero_child field
6136 to pack with alias_set.
6138 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6140 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6143 2008-03-05 Ian Lance Taylor <iant@google.com>
6145 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6147 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6149 * fwprop.c (update_df): Support width and offset parameters of
6151 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6152 global_conflicts): Change DF_REF_EXTRACT to either
6153 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6154 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6155 * df-scan.c (df_ref_record, df_defs_record,
6156 df_ref_create_structure, df_def_record_1, df_uses_record,
6157 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6158 df_bb_refs_collect, df_entry_block_defs_collect,
6159 df_exit_block_uses_collect): Support new width and offset fields.
6160 (ref_extract_pool): New storage pool.
6161 (df_free_ref): New function.
6162 (df_reg_chain_unlink, df_free_collection_rec,
6163 df_sort_and_compress_refs): Call df_free_ref.
6164 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6166 (df_ref_create_structure): Allocate df_ref_extract if offset and
6167 width fields are used.
6168 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6169 (df_uses_record): Get offset and width from ZERO_EXTRACT
6171 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
6172 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6173 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6174 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
6175 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6176 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6177 (df_ref_extract): New structure.
6178 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6179 (df_ref_create): Add width and offset parameters.
6181 2008-03-05 Richard Guenther <rguenther@suse.de>
6183 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6184 Use ranges_overlap_p.
6185 (offset_overlaps_with_access): Rename
6186 to ranges_overlap_p and move ...
6187 * tree-flow-inline.h (ranges_overlap_p): ... here.
6189 * tree.h (get_inner_reference, handled_component_p): Update
6192 * tree.h (record_component_aliases, get_alias_set,
6193 alias_sets_conflict_p, alias_sets_must_conflict_p,
6194 objects_must_conflict_p): Move declarations ...
6195 * alias.h (record_component_aliases, get_alias_set,
6196 alias_sets_conflict_p, alias_sets_must_conflict_p,
6197 objects_must_conflict_p): ... here.
6198 Include coretypes.h.
6199 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6201 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6203 * cfg.c: Include tree-flow.h.
6204 (remove_edge_raw): Call redirect_edge_var_map_clear.
6205 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6206 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6207 (redirect_edge_var_map_result): New.
6208 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6209 PENDING_STMT use with redirect_edge_var_map_*.
6210 * tree-ssa.c (edge_var_maps): New definition.
6211 (redirect_edge_var_map_add): New.
6212 (redirect_edge_var_map_clear): New.
6213 (redirect_edge_var_map_dup): New.
6214 (redirect_edge_var_map_vector): New.
6215 (redirect_edge_var_map_destroy): New.
6216 (ssa_redirect_edge): Replace PENDING_STMT use with
6217 redirect_edge_var_map_*.
6218 (flush_pending_stmts): Same.
6219 (delete_tree_ssa): Destroy edge var map.
6220 * tree-flow.h (struct _edge_var_map): New.
6221 Define edge_var_map vector type.
6222 Declare redirect_edge_var_map_* prototypes.
6223 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6224 * tree-cfg.c (reinstall_phi_args): Replace
6225 PENDING_STMT use with redirect_edge_var_map_*.
6227 2008-03-05 Richard Guenther <rguenther@suse.de>
6229 PR tree-optimization/35472
6230 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6231 whose single use_stmt has a overlapping set of loaded and
6232 stored symbols as that use_stmt might be a noop assignment then.
6234 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6236 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6238 2008-03-05 Richard Guenther <rguenther@suse.de>
6241 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6242 should be constants.
6243 * tree-cfg.c (verify_expr): Verify it.
6244 * fold-const.c (fold_truthop): Remove code generating
6245 BIT_FIELD_REFs of structure bases.
6246 (fold_binary): Likewise.
6247 (fold_ternary): Position and size of BIT_FIELD_REFs are
6248 always host integers.
6249 (make_bit_field_ref): Remove.
6250 (optimize_bit_field_compare): Remove.
6251 (all_ones_mask_p): Remove.
6253 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6256 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6257 (split_block_and_df_analyze): New. Split basic block and rebuild
6259 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6261 (split_pattern_seq): Likewise.
6262 (erase_matching_seqs): Likewise.
6263 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6265 2008-03-04 Geoff Keating <geoffk@apple.com>
6267 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6268 declaration and code.
6269 (tree_invalid_nonnegative_warnv_p): Likewise.
6271 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6273 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
6274 examples. Truncate option-names then causing overfull hbox.
6276 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6279 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
6281 * configure: Rebuilt.
6283 2008-03-04 Rafael Espindola <espindola@google.com>
6285 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
6286 (tree_unary_nonnegative_warnv_p): New.
6287 (tree_binary_nonnegative_warnv_p): New.
6288 (tree_single_nonnegative_warnv_p): New.
6289 (tree_invalid_nonnegative_warnv_p): New.
6290 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
6292 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6295 * opts.c (handle_option): Postpone 'unknown option' errors only for
6298 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
6301 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
6304 2008-03-04 Rafael Espindola <espindola@google.com>
6306 * fold-const.c (tree_unary_nonzero_warnv_p): New.
6307 (tree_binary_nonzero_warnv_p): New.
6308 (tree_single_nonzero_warnv_p): New.
6309 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
6311 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6314 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6315 transformations for modes that have signed zeros.
6316 * ifcvt.c (noce_try_abs): Ditto.
6318 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6320 * config/i386/i386.c (override_options): Force
6321 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6323 2008-03-04 Jan Hubicka <jh@suse.cz>
6326 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6329 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6331 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6332 label to probe the stack.
6334 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6336 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6337 (__gthr_win32_mutex_destroy): Declare.
6338 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6339 __gthr_win32_mutex_destroy.
6340 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6342 2008-03-03 Jan Hubicka <jh@suse.cz>
6345 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6346 aggressive on inlining cold calls.
6348 2008-03-03 Richard Guenther <rguenther@suse.de>
6350 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6351 struct copies into the expression table.
6352 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6353 (try_to_simplify): Likewise.
6354 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6355 integral and pointer arguments which do not change the
6356 precision to NOP_EXPRs.
6357 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6358 VIEW_CONVERT_EXPR case.
6360 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6362 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6363 defined in a loop at depth 0 is invariant.
6364 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6365 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6366 be called at loop depth 0.
6368 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6371 * gcc.c (process_command): Update copyright notice dates.
6372 * gcov.c (print_version): Likewise.
6373 * gcov-dump.c (print_version): Likewise.
6374 * mips-tfile.c (main): Likewise.
6375 * mips-tdump.c (main): Likewise.
6377 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6380 * c-common.c (flag_permissive): Delete.
6381 (constant_expression_warnings): Check flags first.
6382 (constant_expression_error): New.
6383 * c-common.h (flag_permissive): Delete.
6384 (constant_expression_error): Declare.
6385 * flags.h (flag_permissive): Declare. Update description.
6386 * diagnostic.c (pedwarn): Update.
6388 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6389 (permissive_error_kind): New.
6390 * toplev.c (flag_permissive): Define. Update description.
6391 * toplev.h (permissive_error_kind): Declare.
6392 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6393 (pedwarn_c90): Use pedantic_warning_kind.
6394 * c-opts.c (c_common_post_options): flag_permissive does not affect
6395 flag_pedantic_errors.
6397 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6399 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6400 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6401 __absvsi2, __absvDI2): Use unsigned arithmetic.
6403 2008-03-02 Andi Kleen <ak@suse.de>
6404 Richard Guenther <rguenther@suse.de>
6406 * struct-equiv.c: Remove file.
6407 * cfg_cleanup.c (condjump_equiv_p): Remove.
6408 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6409 (struct-equiv.o): Remove rule.
6410 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6411 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6412 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6414 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6416 * ifcvt.c (noce_process_if_block): Try to handle only the then
6417 block if the else block exists but isn't suitable.
6419 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6422 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6423 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6424 regression from previous patch.
6426 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6429 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6431 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6432 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6433 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6434 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6435 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6436 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6437 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6438 (__gthread_mutex_destroy_function): Rename to
6439 __gthread_mutex_destroy.
6440 * gthr-dce.h (__gthread_mutex_destroy): Call
6441 pthread_mutex_destroy.
6442 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6443 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6444 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6446 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6448 * df-scan.c (df_ref_chain_change_bb): Simplify.
6449 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6450 set_block_for_insn if there's any change.
6451 * df.h ((df_insn_change_bb): Fix prototype.
6452 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6453 df_insn_change_bb, don't call set_block_for_insn.
6454 * emit-rtl.c (reorder_insns): Likewise.
6455 * haifa-sched.c (move_insn): Likewise.
6457 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6459 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6461 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6463 * tree-flow-inline.h (next_readonly_imm_use): Return
6464 NULL_USE_OPERAND_P after the end.
6466 2008-03-01 Richard Guenther <rguenther@suse.de>
6468 PR tree-optimization/35411
6469 * tree-sra.c (sra_build_assignment): Split conversion to
6470 final type to a separate statement if we are not assigning
6473 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6475 * fold-const.c (fold_convertible_p): Correct the logic to follow
6476 that in fold_convert().
6478 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6481 * tree-inline.c (build_duplicate_type): When we make a
6482 duplicate type, make it unique in the canonical types system.
6484 2008-02-29 Tom Tromey <tromey@redhat.com>
6486 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6487 input_file_stack_history, input_file_stack_restored): Remove.
6488 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6489 * input.h (struct file_stack): Remove.
6490 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6491 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6493 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6495 (diagnostic_last_module_changed): Add 'map' argument.
6496 (diagnostic_set_last_function): Likewise.
6497 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6498 line map, not input_file_stack.
6499 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6501 2008-02-29 Paul Brook <paul@codesourcery.com>
6503 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6505 2008-02-29 Paul Brook <paul@codesourcery.com>
6507 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6509 2008-02-29 Richard Guenther <rguenther@suse.de>
6511 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6513 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6514 value for comparing for a store match.
6515 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6516 (try_to_simplify): Do not do a full-blown reference lookup.
6518 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6520 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6521 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6523 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6525 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6527 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6528 strides against cache sizes.
6530 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6532 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6535 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6537 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6538 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6539 is smaller than the original promoted value.
6540 (simplify_subreg): If OP is a SUBREG, try to preserve its
6541 SUBREG_PROMOTED_VAR_P information.
6543 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6545 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6546 (VN_INFO_GET): Allocate new objects on the obstack.
6547 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6548 for rpo_numbers_temp, for consistency.
6549 (free_scc_vn): Free the obstack.
6551 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6553 * doc/invoke.texi: Document -ftree-loop-distribution.
6554 * tree-loop-distribution.c: New.
6555 * tree-pass.h (pass_loop_distribution): New.
6556 * graphds.h (struct graph): Add htab_t indices.
6557 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6558 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6559 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6560 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6561 * tree-data-ref.c (debug_data_dependence_relations): New.
6562 (dump_data_dependence_relation): Also print data references.
6563 (free_data_ref): Extern.
6564 (same_access_functions): Moved...
6565 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6566 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6567 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6568 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6569 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6570 (stmts_from_loop): Skip LABEL_EXPR.
6571 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6573 (build_rdg): Initialize rdg->indices htab.
6574 (free_rdg, stores_from_loop, ref_base_address,
6575 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6576 have_similar_memory_accesses_1, ref_base_address_1,
6577 remove_similar_memory_refs): New.
6578 * tree-data-ref.h: Depend on tree-chrec.h.
6579 (debug_data_dependence_relations, free_data_ref): Declared.
6580 (same_access_functions): ... here.
6581 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6583 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6584 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6585 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6586 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6587 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6588 rdg_vertex_for_stmt): Declared.
6589 (struct rdg_edge): Add level.
6591 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6592 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6594 (rdg_has_similar_memory_accesses): New.
6595 * tree-vect-analyze.c: Remove unused static decls.
6596 * lambda.h (dependence_level): New.
6597 * common.opt (ftree-loop-distribution): New.
6598 * tree-flow.h (mark_virtual_ops_in_bb,
6599 slpeel_tree_duplicate_loop_to_edge_cfg,
6600 rename_variables_in_loop): Declared.
6601 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6602 (OBJS-common): Add tree-loop-distribution.o.
6603 (tree-loop-distribution.o): New rule.
6604 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6605 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6606 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6608 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6611 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6612 other than structures and unions.
6614 2008-02-28 Richard Guenther <rguenther@suse.de>
6617 2008-02-26 Richard Guenther <rguenther@suse.de>
6619 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6620 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6621 (lookup_decl_from_uid): Declare.
6622 (remove_decl_from_map): Likewise.
6623 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6624 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6625 (decl_for_uid_map): New global hashtable mapping DECL_UID
6627 (init_ttree): Allocate it.
6628 (insert_decl_to_uid_decl_map): New helper function.
6629 (make_node_stat): Insert new decls into the map.
6630 (copy_node_stat): Likewise.
6631 (lookup_decl_from_uid): New function.
6632 (remove_decl_from_map): Likewise.
6633 (print_decl_for_uid_map_statistics): New helper.
6634 (dump_tree_statistics): Call it.
6636 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6637 (referenced_var_iterator): Adjust.
6638 (FOR_EACH_REFERENCED_VAR): Adjust.
6639 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6640 (num_referenced_vars): Adjust.
6641 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6642 (first_referenced_var): Remove.
6643 (end_referenced_vars_p): Likewise.
6644 (next_referenced_var): Likewise.
6645 (referenced_var_iterator_set): New helper function.
6646 * tree-dfa.c (referenced_var_lookup): Adjust.
6647 (referenced_var_check_and_insert): Likewise.
6648 (remove_referenced_var): Likewise.
6649 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6650 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6651 (verify_call_clobbering): Likewise.
6652 (verify_memory_partitions): Likewise.
6653 (init_tree_ssa): Allocate bitmap instead of hashtable for
6655 (delete_tree_ssa): Adjust.
6656 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6657 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6658 (compute_tag_properties): Likewise.
6659 (set_initial_properties): Likewise.
6660 (find_partition_for): Likewise.
6661 (update_reference_counts): Likewise.
6662 (dump_may_aliases_for): Likewise.
6663 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6664 (add_call_clobber_ops): Likewise.
6665 (add_call_read_ops): Likewise.
6666 (get_asm_expr_operands): Likewise.
6667 * tree-into-ssa.c (dump_decl_set): Likewise.
6668 (update_ssa): Likewise.
6669 * tree-sra.c (scan_function): Likewise.
6670 (decide_instantiations): Likewise.
6671 (scalarize_parms): Likewise.
6672 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6673 (dsa_named_for): Likewise.
6674 * tree-ssa-structalias.c (update_alias_info): Likewise.
6675 (merge_smts_into): Likewise.
6677 2008-02-27 David Daney <ddaney@avtrex.com>
6680 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6681 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6682 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6683 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6684 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6686 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6689 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6690 (BUILT_IN_NEXTTOWARD): Remove.
6691 (BUILT_IN_NEXTTOWARDF): Ditto.
6692 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6693 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6695 2008-02-27 Tom Tromey <tromey@redhat.com>
6697 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6698 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6700 2008-02-27 Jan Beulich <jbeulich@novell.com>
6702 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6703 update the respective field on newdecl.
6705 2008-02-27 Revital Eres <eres@il.ibm.com>
6707 PR rtl-optimization/34999
6708 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6709 crossing edges that ends with a call insn.
6710 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6711 call insn and clear the EDGE_CROSSING flag of the crossing edge
6712 when fixing fallthru edges.
6714 2008-02-27 Richard Guenther <rguenther@suse.de>
6717 * fold-const.c (fold_unary): Return the correct argument,
6718 converted to the result type.
6720 2008-02-27 Richard Guenther <rguenther@suse.de>
6723 * expr.c (expand_expr_real_1): Assert on rotates that operate
6725 * fold-const.c (fold_binary): Use the types precision, not the
6726 bitsize of the mode if folding rotate expressions. Build rotates
6727 only for full modes.
6729 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6731 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6733 * c-pragma.c (pragma_ns_name): New typedef.
6734 (registered_pp_pragmas): New variable.
6735 (c_pp_lookup_pragma): New function.
6736 (c_register_pragma_1): If flag_preprocess_only, do nothing
6737 for non-expanded pragmas, for expanded ones push pragma's
6738 namespace and name into registered_pp_pragmas vector.
6739 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6740 flag_preprocess_only, don't register GCC pch_preprocess
6741 pragma if flag_preprocess_only.
6742 * c-opts.c (c_common_init): Call init_pragma even if
6743 flag_preprocess_only.
6744 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6745 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6746 cpp_register_pragma if flag_preprocess_only.
6748 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6751 * c-parser.c (c_parser_translation_unit): Warn for empty
6752 translation unit, not empty source file.
6754 2008-02-26 Paul Brook <paul@codesourcery.com>
6756 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6757 operand for Thumb-2.
6758 * config/arm/arm.h (reg_class): Add CORE_REGS.
6759 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6760 (BASE_REG_CLASS): Use CORE_REGS.
6761 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6762 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6763 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6764 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6765 ARM_REGNO_OK_FOR_INDEX_P.
6766 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6767 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6768 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6769 (ldm/stm peepholes): Ditto.
6770 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6771 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6772 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6773 * config/arm/constraints.md: Enable "k" constraint on ARM.
6775 2008-02-27 Ben Elliston <bje@au.ibm.com>
6777 * config/rs6000/rs6000.c: Annotate cache line size field in all
6778 instances of struct processor_costs.
6780 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6782 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6783 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6784 jump_bypass): New counters.
6785 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6786 * dce.c (gate_ud_dce): Same.
6787 (gate_fast_dce): Same.
6788 * dse.c (gate_dse1): New function.
6789 (gate_dse2): New function.
6790 (gate_dse): Merge results of new gate functions.
6791 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6792 (gate_handle_jump_bypass): Add dbg_cnt.
6793 (gate_handle_gcse): Add dbg_cnt.
6794 * ifcvt.c (gate_handle_if_conversion): Same.
6795 (gate_handle_if_after_combine): Same.
6796 (gate_handle_if_after_reload): Same.
6797 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6799 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6801 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6803 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6805 2008-02-26 Jason Merrill <jason@redhat.com>
6808 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6809 alone if it's the naming decl for the type's main variant.
6811 2008-02-26 Tom Tromey <tromey@redhat.com>
6813 * system.h (USE_MAPPED_LOCATION): Poison.
6814 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6815 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6816 (make_goto_expr_edges): Likewise.
6817 (remove_bb): Likewise.
6818 (execute_warn_function_return): Likewise.
6819 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6821 * c-common.c (fname_decl): Remove old location code.
6822 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6824 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6826 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6827 (gen_rtx_ASM_INPUT): Likewise.
6828 (gen_rtx_ASM_INPUT_loc): Likewise.
6829 (get_rtx_asm_OPERANDS): Remove.
6830 * cfglayout.c (insn_locators_alloc): Remove old location code.
6831 (set_curr_insn_source_location): Likewise.
6832 (curr_insn_locator): Likewise.
6833 * print-tree.c (print_node): Remove old location code.
6834 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6835 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6836 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6837 location_from_locus.
6838 (construct_exit_block): Remove old location code.
6839 * emit-rtl.c (force_next_line_note): Remove old location code.
6840 * profile.c (branch_prob): Remove old location code.
6841 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6842 LOC_LINE): Remove old-location variants.
6843 * langhooks.c (lhd_print_error_function): Remove old location
6845 * configure, config.in: Rebuilt.
6846 * configure.ac (--enable-mapped-location): Remove.
6847 * c-decl.c (c_init_decl_processing): Remove old location code.
6848 (finish_function): Likewise.
6849 * recog.c (decode_asm_operands): Remove old location code.
6850 * c-pch.c (c_common_read_pch): Remove old location code.
6851 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
6853 * gimple-low.c (lower_function_body): Remove old location code.
6854 * toplev.c (unknown_location): Remove.
6855 (push_srcloc): Remove old-location variant.
6856 (process_options): Remove old location code.
6857 (lang_dependent_init): Likewise.
6858 * input.h (UNKNOWN_LOCATION): Move definition.
6859 (location_t): Undeprecate.
6860 (source_locus): Remove.
6861 (location_from_locus): Remove.
6862 (struct location_s): Remove.
6863 Remove all old-location code.
6864 (input_line, input_filename): Remove.
6865 * final.c (final_scan_insn): Remove old location code.
6866 * diagnostic.c (diagnostic_build_prefix): Remove
6867 USE_MAPPED_LOCATION test.
6868 * tree.h (gimple_stmt) <locus>: Now a location_t.
6869 (tree_exp) <locus>: Likewise.
6870 (DECL_IS_BUILTIN): Remove old-location variant.
6871 (annotate_with_file_line, annotate_with_locus): Likewise.
6872 (expr_locus, set_expr_locus): Update.
6873 * tree.c (build1_stat): Remove old location code.
6874 (last_annotated_node): Remove.
6875 (annotate_with_file_line): Remove old-location variant.
6876 (annotate_with_locus): Likewise.
6877 (expr_location): Remove old location code.
6878 (set_expr_location): Likewise.
6879 (expr_has_location): Likewise.
6880 (expr_locus): Likewise.
6881 (set_expr_locus): Likewise.
6882 (expr_filename): Don't use location_from_locus.
6883 (expr_lineno): Likewise.
6884 * rtl-error.c (location_for_asm): Remove old location code.
6885 * c-lex.c (cb_line_change): Remove old location code.
6886 (fe_file_change): Likewise.
6887 (cb_def_pragma): Likewise.
6888 (c_lex_with_flags): Likewise.
6889 * gengtype.c (do_typedef): Don't special-case location types.
6890 (define_location_structures): Remove.
6891 (main): Don't call define_location_structures.
6892 * tree-pretty-print.c (dump_implicit_edges): Remove old location
6895 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6898 * builtins.def (BUILT_IN_STDARG_START): Remove.
6899 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
6900 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6901 * tree-inline.c (inline_forbidden_p_1): Likewise.
6903 2008-02-26 Richard Guenther <rguenther@suse.de>
6905 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6906 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6907 (lookup_decl_from_uid): Declare.
6908 (remove_decl_from_map): Likewise.
6909 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6910 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6911 (decl_for_uid_map): New global hashtable mapping DECL_UID
6913 (init_ttree): Allocate it.
6914 (insert_decl_to_uid_decl_map): New helper function.
6915 (make_node_stat): Insert new decls into the map.
6916 (copy_node_stat): Likewise.
6917 (lookup_decl_from_uid): New function.
6918 (remove_decl_from_map): Likewise.
6919 (print_decl_for_uid_map_statistics): New helper.
6920 (dump_tree_statistics): Call it.
6922 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6923 (referenced_var_iterator): Adjust.
6924 (FOR_EACH_REFERENCED_VAR): Adjust.
6925 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6926 (num_referenced_vars): Adjust.
6927 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6928 (first_referenced_var): Remove.
6929 (end_referenced_vars_p): Likewise.
6930 (next_referenced_var): Likewise.
6931 (referenced_var_iterator_set): New helper function.
6932 * tree-dfa.c (referenced_var_lookup): Adjust.
6933 (referenced_var_check_and_insert): Likewise.
6934 (remove_referenced_var): Likewise.
6935 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6936 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6937 (verify_call_clobbering): Likewise.
6938 (verify_memory_partitions): Likewise.
6939 (init_tree_ssa): Allocate bitmap instead of hashtable for
6941 (delete_tree_ssa): Adjust.
6942 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6943 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6944 (compute_tag_properties): Likewise.
6945 (set_initial_properties): Likewise.
6946 (find_partition_for): Likewise.
6947 (update_reference_counts): Likewise.
6948 (dump_may_aliases_for): Likewise.
6949 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6950 (add_call_clobber_ops): Likewise.
6951 (add_call_read_ops): Likewise.
6952 (get_asm_expr_operands): Likewise.
6953 * tree-into-ssa.c (dump_decl_set): Likewise.
6954 (update_ssa): Likewise.
6955 * tree-sra.c (scan_function): Likewise.
6956 (decide_instantiations): Likewise.
6957 (scalarize_parms): Likewise.
6958 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6959 (dsa_named_for): Likewise.
6960 * tree-ssa-structalias.c (update_alias_info): Likewise.
6961 (merge_smts_into): Likewise.
6963 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6966 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
6967 * c-opts.c (c_common_handle_option): Wall enables
6968 Wvolatile-register-var.
6969 * common.opt: Move Wvolatile-register-var to...
6972 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6974 * common.opt (Wlarger-than=): New.
6975 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
6977 * opts.c (common_handle_option): Handle -Wlarger-than=.
6978 * optc-gen.awk: Likewise.
6979 * opth-gen.awk: Likewise.
6980 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
6981 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6983 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6985 * c-common.c (match_case_to_enum_1): Add appropriate
6986 OPT_W* parameter to warning.
6987 (c_do_switch_warnings): Likewise.
6988 * c-typeck.c (warning_init): Add one more parameter following
6990 (push_init_level): Update call to warning_init.
6991 (pop_init_level): Likewise.
6992 (add_pending_init): Likewise.
6993 (output_init_element: Likewise.
6995 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6998 * toplev.c (toplev_main): If there are warnings or error, print
6999 errors for ignored options.
7000 * opts.c (ignored_options): New static variable.
7001 (postpone_unknown_option_error): New.
7002 (print_ignored_options): New.
7003 (handle_option): Postpone errors for unknown -Wno-* options.
7004 * opts.h (print_ignored_options): Declare.
7006 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7008 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7011 2008-02-25 Richard Guenther <rguenther@suse.de>
7014 2008-02-25 Richard Guenther <rguenther@suse.de>
7016 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7017 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7018 (lookup_decl_from_uid): Declare.
7019 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7020 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7021 (decl_for_uid_map): New global hashtable mapping DECL_UID
7023 (init_ttree): Allocate it.
7024 (insert_decl_to_uid_decl_map): New helper function.
7025 (make_node_stat): Insert new decls into the map.
7026 (copy_node_stat): Likewise.
7027 (lookup_decl_from_uid): New function.
7028 (print_decl_for_uid_map_statistics): New helper.
7029 (dump_tree_statistics): Call it.
7031 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7032 (referenced_var_iterator): Adjust.
7033 (FOR_EACH_REFERENCED_VAR): Adjust.
7034 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7035 (num_referenced_vars): Adjust.
7036 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7037 (first_referenced_var): Remove.
7038 (end_referenced_vars_p): Likewise.
7039 (next_referenced_var): Likewise.
7040 (referenced_var_iterator_set): New helper function.
7041 * tree-dfa.c (referenced_var_lookup): Adjust.
7042 (referenced_var_check_and_insert): Likewise.
7043 (remove_referenced_var): Likewise.
7044 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7045 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7046 (verify_call_clobbering): Likewise.
7047 (verify_memory_partitions): Likewise.
7048 (init_tree_ssa): Allocate bitmap instead of hashtable for
7050 (delete_tree_ssa): Adjust.
7051 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7052 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7053 (compute_tag_properties): Likewise.
7054 (set_initial_properties): Likewise.
7055 (find_partition_for): Likewise.
7056 (update_reference_counts): Likewise.
7057 (dump_may_aliases_for): Likewise.
7058 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7059 (add_call_clobber_ops): Likewise.
7060 (add_call_read_ops): Likewise.
7061 (get_asm_expr_operands): Likewise.
7062 * tree-into-ssa.c (dump_decl_set): Likewise.
7063 (update_ssa): Likewise.
7064 * tree-sra.c (scan_function): Likewise.
7065 (decide_instantiations): Likewise.
7066 (scalarize_parms): Likewise.
7067 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7068 (dsa_named_for): Likewise.
7069 * tree-ssa-structalias.c (update_alias_info): Likewise.
7070 (merge_smts_into): Likewise.
7072 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7075 * doc/invoke.texi (-fcx-limited-range): Document new option.
7076 * toplev.c (process_options): Handle -fcx-fortran-rules.
7077 * common.opt: Add documentation for -fcx-fortran-rules.
7079 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7082 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7083 actual behaviour and C99.
7085 2008-02-26 Ben Elliston <bje@au.ibm.com>
7087 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7088 (ASM_CPU_POWER6_SPEC): Likewise.
7089 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7090 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7091 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7093 2008-02-25 Richard Guenther <rguenther@suse.de>
7095 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7096 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7097 (lookup_decl_from_uid): Declare.
7098 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7099 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7100 (decl_for_uid_map): New global hashtable mapping DECL_UID
7102 (init_ttree): Allocate it.
7103 (insert_decl_to_uid_decl_map): New helper function.
7104 (make_node_stat): Insert new decls into the map.
7105 (copy_node_stat): Likewise.
7106 (lookup_decl_from_uid): New function.
7107 (print_decl_for_uid_map_statistics): New helper.
7108 (dump_tree_statistics): Call it.
7110 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7111 (referenced_var_iterator): Adjust.
7112 (FOR_EACH_REFERENCED_VAR): Adjust.
7113 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7114 (num_referenced_vars): Adjust.
7115 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7116 (first_referenced_var): Remove.
7117 (end_referenced_vars_p): Likewise.
7118 (next_referenced_var): Likewise.
7119 (referenced_var_iterator_set): New helper function.
7120 * tree-dfa.c (referenced_var_lookup): Adjust.
7121 (referenced_var_check_and_insert): Likewise.
7122 (remove_referenced_var): Likewise.
7123 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7124 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7125 (verify_call_clobbering): Likewise.
7126 (verify_memory_partitions): Likewise.
7127 (init_tree_ssa): Allocate bitmap instead of hashtable for
7129 (delete_tree_ssa): Adjust.
7130 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7131 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7132 (compute_tag_properties): Likewise.
7133 (set_initial_properties): Likewise.
7134 (find_partition_for): Likewise.
7135 (update_reference_counts): Likewise.
7136 (dump_may_aliases_for): Likewise.
7137 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7138 (add_call_clobber_ops): Likewise.
7139 (add_call_read_ops): Likewise.
7140 (get_asm_expr_operands): Likewise.
7141 * tree-into-ssa.c (dump_decl_set): Likewise.
7142 (update_ssa): Likewise.
7143 * tree-sra.c (scan_function): Likewise.
7144 (decide_instantiations): Likewise.
7145 (scalarize_parms): Likewise.
7146 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7147 (dsa_named_for): Likewise.
7148 * tree-ssa-structalias.c (update_alias_info): Likewise.
7149 (merge_smts_into): Likewise.
7151 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7154 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7155 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7156 * alias.h (nonoverlapping_memrefs_p): Likewise.
7158 2008-02-25 Jan Beulich <jbeulich@novell.com>
7160 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7161 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7162 __emultls_get_address, __emultls_register_common,
7163 __floatundi?f, and _Unwind_GetIPInfo.
7164 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7165 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7166 (gen_regparm_prefix): Likewise.
7167 (i386_nlm_encode_section_info): Sync with
7168 config/i386/winnt.c:i386_pe_encode_section_info().
7169 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7170 i386_nlm_mangle_decl_assembler_name): New.
7171 (netware_override_options): New.
7172 * config/i386/netware.h (netware_override_options): Declare.
7173 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7174 (i386_nlm_mangle_decl_assembler_name): Declare.
7175 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7177 2008-02-25 Ben Elliston <bje@au.ibm.com>
7180 * c-decl.c (grokdeclarator): Remove unused local variables
7181 `typedef_type' and `type_as_written'.
7183 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7184 unused local variable `has_hot_blocks'.
7185 (fix_crossing_conditional_branches): Remove unused local variable
7188 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7191 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7192 using DEF_C99_BUILTIN.
7193 (BUILT_IN_NANF): Ditto.
7194 (BUILT_IN_NANL): Ditto.
7196 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7197 Revital Eres <eres@il.ibm.com>
7199 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7200 regarding the order of two dependent insns in the same row.
7202 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7204 * stor-layout.c (layout_decl): Do not bump the alignment of a
7205 bit-field to more than byte alignment if it is packed.
7207 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7209 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7212 2008-02-24 Diego Novillo <dnovillo@google.com>
7214 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7217 * tree-vrp.c (vrp_evaluate_conditional): With
7218 -Wtype-limits, emit a warning when comparing against a
7219 constant outside the natural range of OP0's type.
7220 * c.opt (Wtype-limits): Move ...
7221 * common.opt (Wtype-limits): ... here.
7223 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7225 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7226 * config/rs6000/e300c2c3.md: New file.
7227 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7229 (rs6000_override_options): Add e300c2 and e300c3 cases to
7230 processor_target_table. Do not allow usage of Altivec or Spe
7231 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7232 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7233 * config/rs6000/rs6000.h (processor_type): Add
7234 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7235 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7236 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7237 and ppce300c3. Include e300c2c3.md.
7239 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7241 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7242 instead of TARGET_STRICT_ALIGN.
7244 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7246 * explow.c (memory_address): Assert that the generated address is
7249 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7252 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7253 * config/darwin-ppc-ldouble-patch.def: New file.
7254 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7255 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7256 SUBTARGET_INIT_BUILTINS if defined.
7257 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7260 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7263 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7264 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7266 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7269 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7270 file" warning condtional on -Winvalid-PCH.
7272 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7274 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
7276 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
7280 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
7281 prevent reload from using MMX registers.
7282 (*mov<mode>_internal): Ditto.
7283 (*movv2sf_internal_rex64): Ditto.
7284 (*movv2sf_internal): Ditto.
7286 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7288 PR documentation/31569
7289 * doc/install.texi2html: Use makeinfo --no-number-sections.
7291 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7293 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
7294 ensure that we can address an entire entity > 8 bytes. Don't
7295 generate reg+reg addressing for such data.
7297 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7299 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
7300 strings when optimizing for size, unless the target cares about
7303 2008-02-22 Tom Tromey <tromey@redhat.com>
7305 * regclass.c (current_pass): Remove declaration.
7307 2008-02-22 Anatoly Sokolov <aesok@post.ru>
7309 * config/avr/libgcc.S (__RAMPZ__): Define.
7310 (__do_copy_data): Add for devices with 128KB code memory.
7312 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7314 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7316 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7318 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7320 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7323 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7326 * c-typeck.c (build_binary_op): Warn about floating point
7327 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7329 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7332 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7333 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7335 (rs6000_override_options): Set altivec_abi as default, not override,
7336 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7337 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7338 is used; use new member spe_abi.
7339 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7340 spe_abi and altivec_abi.
7342 2008-02-22 Tomas Bily <tbily@suse.cz>
7344 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7346 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7349 * config.build (build_file_translate): Set to `CMD //c' only if
7351 * Makefile.in (build_file_translate): Improve comment.
7353 2008-02-21 Jan Hubicka <jh@suse.cz>
7355 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7356 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7357 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7359 2008-02-21 Michael Matz <matz@suse.de>
7362 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7364 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7366 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7367 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7369 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7370 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7371 SSE_VEC_FLOAT_MODE_P as insn constraint.
7372 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7373 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7374 sse4a_movntdf using MODEF mode iterator.
7375 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7376 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7377 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7378 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7379 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7380 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7381 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7383 2008-02-21 Richard Guenther <rguenther@suse.de>
7385 * tree.def (PAREN_EXPR): New tree code.
7386 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7388 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7389 * expr.c (expand_expr_real_1): Likewise.
7390 * tree-inline.c (estimate_num_insns_1): Likewise.
7391 * tree-complex.c (expand_complex_move): Likewise.
7392 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7395 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7398 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7400 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7403 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7405 * config/sh/sh.c (find_barrier): Don't go past
7406 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7408 2008-02-20 DJ Delorie <dj@redhat.com>
7410 * config/h8300/h8300.md (insv): Force source operand to be a register.
7412 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7413 as a jump, not as a plain insn.
7415 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7417 * doc/invoke.texi (Warning Options): Add new option
7418 -Wframe-larger-than=.
7419 (-Wframe-larger-than): Document.
7421 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7422 Add declarations for new option variables.
7424 * final.c (final_start_function): Check the frame size
7425 before emission and issue a Wframe-larger-than warning.
7427 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7428 Add definitions for new option variables.
7429 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7431 * common.opt (Wframe-larger-than=): New option.
7433 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7435 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7436 (<sse>_div<mode>3): Ditto.
7437 (<sse>_vmdiv<mode>3): Ditto.
7438 (<sse>_vmsqrt<mode>2): Ditto.
7439 (*smax<mode>3): Ditto.
7440 (sse5_frcz<mode>2): Ditto.
7441 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7444 2008-02-20 Richard Guenther <rguenther@suse.de>
7447 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7448 be happy with INTEGRAL_TYPE_P.
7450 2008-02-20 Richard Guenther <rguenther@suse.de>
7452 * fold-const.c (split_tree): Associate floatig-point expressions
7453 if flag_associative_math is set.
7455 2008-02-20 Richard Guenther <rguenther@suse.de>
7457 * tree.h (fold_real_zero_addition_p): Declare.
7458 * fold-const.c (fold_real_zero_addition_p): Export.
7459 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7460 floating-point operations with zero and one.
7462 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7464 * doc/install.texi: Correct references to CFLAGS, replacing them
7465 with BOOT_CFLAGS. Document flags used during bootstrap for
7468 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7470 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7471 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7472 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7474 (smin<mode>3): Ditto from similar patterns.
7475 (smax<mode>3): Ditto.
7476 (*ieee_smin<mode>3): Ditto.
7477 (*ieee_smax<mode>3): Ditto.
7478 * config/i386/sse.md (sse): New mode attribute.
7479 (mov<mode>): Macroize expander from movv4sf and movv2df using
7480 SSEMODEF2P mode iterator.
7481 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7482 SSE_VEC_FLOAT_MODE_P as insn constraint.
7483 (storent<mode>): Ditto.
7484 (storent<mode>): Macroize expander from storentsf and storentdf using
7485 MODEF mode iterator.
7486 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7487 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7488 (abs<mode>2): Ditto from similar patterns.
7489 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7490 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7491 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7492 (<sse>_vmsqrt<mode>2): Ditto.
7493 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7494 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7495 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7496 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7497 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7498 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7499 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7501 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7502 iterator and SSE_FLOAT_MODE_P as insn constraint.
7503 (<sse>_ucomi): Ditto from similar patterns.
7504 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7505 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7506 SSE_VEC_FLOAT_MODE_P as insn constraint.
7507 (vcond<mode>): Ditto from similar patterns.
7508 (and<mode>3, *and<mode>3): Ditto.
7509 (<sse>_nand<mode>3): Ditto.
7510 (ior<mode>3, *ior<mode>3): Ditto.
7511 (xor<mode>3, *xor<mode>3): Ditto.
7512 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7513 iterator and SSE_FLOAT_MODE_P as insn constraint.
7514 (*nand<mode>3): Ditto from similar patterns.
7515 (*ior<mode>3): Ditto.
7516 (*xor<mode>3): Ditto.
7518 2008-02-20 Ira Rosen <irar@il.ibm.com>
7520 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7521 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7522 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7524 2008-02-19 Jan Hubicka <jh@suse.cz>
7526 * predict.c (tree_bb_level_predictions): Remove variable next
7527 mistakely introduced by previous commit.
7529 2008-02-19 Jan Hubicka <jh@suse.cz>
7531 * predict.c (predict_paths_leading_to): Rewrite.
7532 (predict_paths_for_bb): New.
7533 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7535 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7538 * Makefile.in (build_file_translate): New.
7539 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7540 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7541 * configure.ac (build_file_translate): Substitute it.
7542 * configure: Regenerate.
7544 2008-02-19 Jan Hubicka <jh@suse.cz>
7546 PR rtl-optimization/34408
7547 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7550 2008-02-19 Jan Hubicka <jh@suse.cz>
7553 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7556 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7559 * config/i386/i386-modes.def: Revert the last DI alignment
7560 change until Ada people can look into it.
7562 2008-02-19 Nick Clifton <nickc@redhat.com>
7564 * opts.c (print_specific_help): Fix typo in --help text.
7566 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7569 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7570 32-bit inline asm without asm alternatives for host GCC < 3.0.
7572 2008-02-19 Richard Guenther <rguenther@suse.de>
7574 PR tree-optimization/34989
7575 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7576 Allow propagation to INDIRECT_REF if we can simplify only.
7578 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7580 * c-common.c (warn_for_collisions_1): Use appropriate option when
7583 2008-02-19 Nick Clifton <nickc@redhat.com>
7586 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7587 (handle_options): Fix indentation.
7588 (print_filtered_help): If no language-specific options were
7589 displayed tell the user how to list all the options supported by
7590 the language's front-end.
7591 (print_specific_help): Fix indentation and remove duplicate line.
7592 (common_handle_option): Handle the -v option.
7593 For --help enable the display of undocumented options if the -v
7594 switch has been included on the command line.
7595 For --help= check for overlaps in the arguments between the option
7596 classes and the language names and issue a warning when they
7597 cannot be disambiguated.
7598 * c.opt (v): Pass on to the common option handler.
7600 2008-02-19 Revital Eres <eres@il.ibm.com>
7602 * modulo-sched.c (sms_schedule): Change dump message when
7603 create_ddg function fails.
7604 (try_scheduling_node_in_cycle): Rename row to cycle.
7605 (print_partial_schedule): Rename CYCLE to ROW.
7607 2008-02-19 Christian Bruel <christian.bruel@st.com>
7608 Zdenek Dvorak <ook@ucw.cz>
7610 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7612 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7615 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7616 (*x86_movdicc_0_m1_se): Ditto.
7618 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7620 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7621 (CMPtype): Define as __gcc_CMPtype.
7622 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7623 (CMPtype): Define as __gcc_CMPtype.
7625 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7627 Support valgrind 3.3 for --enable-checking=valgrind.
7628 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7630 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7631 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7632 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7633 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7634 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7635 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7636 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7638 * ggc-zone.c: Similar.
7639 * ggc-page.c: Similar.
7641 2008-02-19 Paul Brook <paul@codesourcery.com>
7644 * config/arm/ieee754-df.S: Fix do_it typo.
7645 * config/arm/ieee754-sf.S: Fix do_it typo.
7647 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7650 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7651 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7652 (OPTION_MASK_ISA_SSE_SET): Likewise.
7653 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7654 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7655 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7656 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7657 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7658 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7659 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7660 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7661 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7662 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7663 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7664 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7665 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7666 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7667 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7668 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7669 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7670 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7671 (OPTION_MASK_ISA_SSE4): Removed.
7672 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7673 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7674 (override_options): Don't turn on implied SSE/MMX bits in
7677 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7679 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7682 2008-02-18 Joey Ye <joey.ye@intel.com>
7685 * tree-nested.c (insert_field_into_struct): Set type alignment
7686 to field alignment if the former is less than the latter.
7688 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7690 * BASE-VER: Set to 4.4.0.
7692 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7694 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7695 * doc/cfg.texi: Likewise.
7696 * doc/extend.texi: Likewise.
7697 * doc/gty.texi: Likewise.
7698 * doc/invoke.texi: Likewise.
7699 * doc/loop.texi: Likewise.
7700 * doc/md.texi: Likewise.
7701 * doc/passes.texi: Likewise.
7702 * doc/rtl.texi: Likewise.
7703 * doc/sourcebuild.texi: Likewise.
7704 * doc/tm.texi: Likewise.
7705 * doc/tree-ssa.texi: Likewise.
7707 2008-02-17 Richard Guenther <rguenther@suse.de>
7710 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7711 without default definition.
7713 2008-02-17 Richard Guenther <rguenther@suse.de>
7715 PR tree-optimization/35231
7716 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7719 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7722 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7723 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7724 libgcc_cmp_return mode.
7726 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7729 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7731 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7733 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7736 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7738 * doc/c-tree.texi: Use `@.' where appropriate.
7739 * doc/extend.texi: Likewise.
7740 * doc/install.texi: Likewise.
7741 * doc/invoke.texi: Likewise.
7742 * doc/loop.texi: Likewise.
7743 * doc/makefile.texi: Likewise.
7744 * doc/md.texi: Likewise.
7745 * doc/passes.texi: Likewise.
7746 * doc/standards.texi: Likewise.
7747 * doc/tm.texi: Likewise.
7749 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7752 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7754 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7755 rather than in entry_bb.
7757 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7759 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7760 libgcc_cmp_return mode.
7762 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7765 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7766 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7768 2008-02-15 Richard Guenther <rguenther@suse.de>
7769 Zdenek Dvorak <ook@ucw.cz>
7771 PR tree-optimization/35164
7772 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7773 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7774 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7775 Only propagate addresses which do not have abnormal SSA_NAMEs
7778 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7781 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7783 2008-02-15 Jan Hubicka <jh@suse.cz>
7786 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7788 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7791 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7792 when calculating alignment_pad.
7794 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7796 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7797 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7798 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7799 and STACK_BOUNDARY define.
7801 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7803 PR preprocessor/35061
7804 * c-pragma.c (handle_pragma_pop_macro): Check that
7805 pushed_macro_table has been allocated.
7807 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7810 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7811 (force_gimple_operand): Likewise.
7812 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7813 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7814 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7815 (find_interesting_uses_address): Check addressability and alignment
7816 of the base expression only after substituting bases of IVs into it.
7818 2008-02-14 Michael Matz <matz@suse.de>
7821 * function.c (instantiate_virtual_regs_in_insn): Reload address
7822 before falling back to reloading the whole operand.
7824 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7826 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7827 before the first section switch note.
7829 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7831 * doc/bugreport.texi: Update copyright years.
7832 * doc/c-tree.texi: Likewise.
7833 * doc/cfg.texi: Likewise.
7834 * doc/cpp.texi: Likewise.
7835 * doc/cppinternals.texi: Likewise.
7836 * doc/fragments.texi: Likewise.
7837 * doc/frontends.texi: Likewise.
7838 * doc/gcc.texi: Likewise.
7839 * doc/gty.texi: Likewise.
7840 * doc/hostconfig.texi: Likewise.
7841 * doc/implement-c.texi: Likewise.
7842 * doc/libgcc.texi: Likewise.
7843 * doc/loop.texi: Likewise.
7844 * doc/makefile.texi: Likewise.
7845 * doc/options.texi: Likewise.
7846 * doc/passes.texi: Likewise.
7847 * doc/rtl.texi: Likewise.
7848 * doc/sourcebuild.texi: Likewise.
7849 * doc/standards.texi: Likewise.
7850 * doc/tree-ssa.texi: Likewise.
7851 * doc/trouble.texi: Likewise.
7853 * doc/extend.texi: Use @: or add comma where appropriate.
7854 * doc/invoke.texi: Likewise.
7855 * doc/tm.texi: Likewise.
7857 2008-02-14 Alan Modra <amodra@bigpond.net.au>
7860 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
7863 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
7865 * doc/md.texi (clz, ctz): Add reference.
7866 * doc/rtl.texi (clz, ctz): Likewise.
7868 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7871 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
7874 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
7876 * config/s390/s390.c (struct constant_pool): New field
7877 emit_pool_after added.
7878 (s390_mainpool_start): Set the emit_pool_after flag according
7879 to the section switch notes.
7880 (s390_mainpool_finish): Consider emit_pool_after when emitting
7881 the literal pool at the end of the function.
7882 (s390_chunkify_start): Force literal pool splits at section
7885 2008-02-13 Michael Matz <matz@suse.de>
7888 * var-tracking.c (clobber_variable_part): Correctly traverse the
7891 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7894 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
7895 Add -fdump-ipa-inline.
7896 * tree-dump.c (dump_files): Remove tree-inlined dump.
7897 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
7899 2008-02-12 Richard Guenther <rguenther@suse.de>
7901 PR tree-optimization/35171
7902 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
7905 2008-02-12 Richard Guenther <rguenther@suse.de>
7908 * fold-const.c (fold_widened_comparison): Use get_unwidened in
7909 value-preserving mode. Disallow final truncation.
7911 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
7914 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
7915 code from here to...
7916 (force_gimple_operand): ...here.
7918 2008-02-12 Jakub Jelinek <jakub@redhat.com>
7921 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
7922 non-compatible pointers.
7923 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
7924 different FIELD_DECLs, try harder by comparing field offsets, sizes
7928 * function.c (match_asm_constraints_1): Don't replace the same input
7931 2008-02-12 Anatoly Sokolov <aesok@post.ru>
7933 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
7934 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
7935 (expand_epilogue): Restore RAMPZ register.
7936 * config/avr/avr.md (RAMPZ_ADDR): New constant.
7938 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
7940 * config/i386/cygwin.asm: (__alloca): Correct calling
7941 convention and alignment.
7942 (__chkstk): Force 8 byte stack alignment.
7944 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
7945 Richard Guenther <rguenther@suse.de>
7947 PR tree-optimization/33992
7948 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
7949 the zero we compare against.
7951 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
7954 * gthr-win32.h (__gthread_mutex_destroy_function): New function
7955 to CloseHandle after unlocking to prevent accumulation of handle
7958 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7961 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
7962 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
7963 and update LABEL_NUSES during and after reload.
7965 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
7968 * combine.c (simplify_if_then_else): Make sure the comparison is
7969 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
7971 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
7974 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
7975 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
7976 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
7977 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
7978 * tree.h (get_type_static_bounds): Likewise.
7980 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7982 * doc/invoke.texi (Option Summary, C++ Dialect Options)
7983 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7984 Make -Wfoo language annotations match what the compiler outputs.
7986 2008-02-08 Sa Liu <saliu@de.ibm.com>
7988 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
7989 intrinsics spu_convts, spu_convtu, spu_convtf.
7991 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
7993 * doc/extend.texi (Function Attributes) <noinline>: Mention
7994 asm ("") as method to keep calls.
7996 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7999 * doc/options.texi (Options): Replace references to opts.sh with
8001 * opts-common.c: Likewise.
8002 * optc-gen.awk: Likewise.
8004 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8006 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8008 2008-02-07 Richard Henderson <rth@redhat.com>
8011 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8012 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8015 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8017 PR tree-optimization/35085
8018 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8019 for operand entry oe2 in addition to operand entry oe3 in order to
8020 expose more opportunities for vectorizer sum reduction.
8022 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8025 * Makefile.in (LIBS): Remove $(GMPLIBS).
8026 (cc1-dummy, cc1): Add $(GMPLIBS).
8028 2008-02-06 Jan Hubicka <jh@suse.cz>
8031 * i386.md (moddf_integer): Do not produce partial memory stalls for
8032 targets where it hurts.
8034 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8037 * optabs.c (expand_float): Do not check for decimal modes when
8038 expanding unsigned integer through signed conversion.
8040 2008-02-06 Nick Clifton <nickc@redhat.com>
8042 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8043 inside the clobber with a match_operand and duplicated operand
8044 number in the constraint.
8045 (ineqbranchsi): Delete redundant comment.
8047 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8049 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8050 builtin_define ("__USE_INIT_FINI__").
8051 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8053 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8055 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8057 PR documentation/30330
8058 * doc/invoke.texi (C++ Dialect Options)
8059 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8060 For each warning option -Wfoo that allows -Wno-foo, ensure both
8061 -Wfoo and -Wno-foo are listed in the option index. Fix index
8062 entry of -Wswitch-default, index -Wnormalized= including the
8063 `=', and -Wlarger-than-@var{len} including @var{len}.
8065 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8067 * config/i386/i386.md (floatunssisf2): Use
8068 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8069 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8070 Macroize expander using MODEF mode iterator.
8072 2008-02-05 Diego Novillo <dnovillo@google.com>
8074 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8077 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8079 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8082 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8084 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8087 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8088 to indicate if a message should be generated.
8089 (init_cumulative_args): Updated.
8090 (function_value_32): Likewise.
8092 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8094 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8096 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8099 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8100 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8102 2008-02-04 Diego Novillo <dnovillo@google.com>
8104 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8107 * tree-vrp.c (vrp_evaluate_conditional): With
8108 -Wtype-limits, emit a warning when comparing against a
8109 constant outside the natural range of OP0's type.
8111 2008-02-04 Richard Guenther <rguenther@suse.de>
8114 * expr.c (count_type_elements): Give for unions instead of
8117 2008-02-04 Richard Guenther <rguenther@suse.de>
8120 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8121 to TYPE_DOMAINs base type instead of using bitsizetype here.
8123 2008-02-03 Jason Merrill <jason@redhat.com>
8125 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8127 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8130 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8131 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8132 (RS/6000 and PowerPC Options): Fix typos and markup.
8133 * doc/passes.texi (Tree-SSA passes): Likewise.
8135 2008-02-02 Michael Matz <matz@suse.de>
8138 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8139 from record_last_reg_set_info.
8140 (record_last_reg_set_info): Take an RTX argument, iterate over all
8141 constituent hardregs.
8142 (record_last_set_info, record_opr_changes): Change calls to
8143 new signature or to record_last_reg_set_info_regno.
8145 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8147 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8149 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8151 PR rtl-optimization/34773
8152 * reg-notes.def (EQUAL): Mention significance of combination of
8153 REG_EQUAL and REG_RETVAL.
8154 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8155 insn that has a REG_RETVAL.
8157 2008-02-01 Roger Sayle <roger@eyesopen.com>
8160 * configure.ac (--enable-fixed-point): Disable unless explicitly
8162 * configure: Regenerate.
8164 2008-02-01 Richard Guenther <rguenther@suse.de>
8167 * invoke.texi (-finline-limit): Remove no longer true parts
8168 of the documentation. Note that there is no default value.
8170 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8171 Mark Mitchell <mark@codesourcery.com>
8172 Ben Elliston <bje@au.ibm.com>
8175 * doc/extend.texi (Other Builtins): Document.
8177 2008-01-31 Tom Browder <tom.browder@gmail.com>
8179 * doc/c-tree.texi (Types): Fix grammar.
8180 (Expression trees): Ditto.
8181 * doc/passes.texi (Tree-SSA passes): Ditto.
8183 * doc/configterms.texi (Configure Terms): Fix typo.
8184 * doc/cpp.texi (Common Predefined Macros): Ditto.
8185 * doc/md.texi (Machine Constraints): Ditto.
8187 * doc/makefile.texi (Makefile): Add comma.
8189 2008-01-31 Tom Browder <tom.browder@gmail.com>
8190 Gerald Pfeifer <gerald@pfeifer.com>
8192 * doc/sourcebuild.texi (Front End): Remove references to CVS
8193 and CVSROOT/modules.
8194 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8195 (Back End): Remove reference to CVS.
8197 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8200 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8202 (mips16_gp_pseudo_reg): ...here.
8203 * config/mips/mips.md (load_const_gp): Replace with...
8204 (load_const_gp_<mode>): ...this :P-based insn.
8206 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8208 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8209 options. Minor fixes.
8210 (-std): Move reference to standards closer to where language
8211 standards are first mentioned.
8213 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8215 PR rtl-optimization/34995
8216 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8217 parameter and return a bool. If the rtx parameter is nonnull,
8218 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8219 (find_reloads): Update call accordingly. Pass the new operand
8220 if it needed no address reloads, otherwise pass null.
8222 2008-01-30 Richard Henderson <rth@redhat.com>
8225 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8226 for unbounded arrays.
8228 2008-01-30 Silvius Rus <rus@google.com>
8230 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8232 2008-01-30 Jan Hubicka <jh@suse.cz>
8235 * i386.c (init_cumulative_args): Use real function declaration when
8238 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8240 PR rtl-optimization/34998
8241 * global.c (build_insn_chain): Treat non-subreg_lowpart
8242 SUBREGs of pseudos as clobbering all the words covered by the
8243 SUBREG, not just all the bytes.
8244 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8245 original df_ref rather than an extract parameter.
8246 (global_conflicts): Update call accordingly.
8248 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8250 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8251 the overflow check to make it easier to read.
8252 (__fixtfdi): Change the type of the ll member in union
8253 long_double to UDItype_x.
8255 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8258 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8259 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8260 * tree-inline.c (fold_marked_statements): Call
8261 cgraph_update_edges_for_call_stmt if folding a call statement.
8262 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8263 debug_generic_stmt calls, reset it back afterwards.
8266 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8268 * c-typeck.c (build_external_ref): Don't pedwarn about
8269 static vars in current function's scope.
8271 2008-01-29 Joseph Myers <joseph@codesourcery.com>
8273 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
8275 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
8278 * ipa-struct-reorg.c: Fix spelling.
8279 * params.def: Ditto.
8281 2008-01-29 Richard Guenther <rguenther@suse.de>
8284 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
8286 * tree-inline.c (remap_type): Increment remapping_type_depth
8287 around remapping types.
8288 (copy_body_r): Only add referenced variables if they are referenced
8289 from code, not types.
8291 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
8302 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
8303 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
8305 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
8308 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
8309 pointer for tiny stack.
8311 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8313 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8315 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8317 * config/vx-common.h: Fix typo in comment.
8319 2008-01-28 Ian Lance Taylor <iant@google.com>
8323 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8324 coalesce pointers if they have different DECL_NO_TBAA_P values.
8325 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8326 between variables with different DECL_NO_TBAA_P values.
8328 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8331 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8332 are not legitimate small data references on SPE targets.
8334 2008-01-28 David Daney <ddaney@avtrex.com>
8336 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8338 2008-01-28 David Daney <ddaney@avtrex.com>
8340 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8342 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8344 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8345 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8346 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8347 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8348 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8349 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8350 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8351 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8353 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8355 * basic-block.h (condjump_equiv_p): Fix comment.
8357 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8359 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8360 print_generic_stmt_indented): Fix comment.
8362 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8364 * configure.ac (__stack_chk_fail): Add detecion for availability
8365 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8366 * configure: Regenerate.
8368 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8371 * final.c (output_addr_const): Handle TRUNCATE.
8373 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8376 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8377 (zero_cost, infinite_cost): New constants.
8378 (struct cost_pair): Change type of cost to comp_cost.
8379 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8380 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8382 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8383 split_address_cost, ptr_difference_cost, difference_cost,
8384 get_computation_cost_at, get_computation_cost,
8385 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8386 determine_use_iv_cost_condition, determine_use_iv_costs,
8387 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8388 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8389 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8390 Change type of cost to comp_cost.
8391 (determine_iv_cost): Increase cost of non-original ivs, instead
8392 of decreasing the cost of original ones.
8393 (get_address_cost): Indicate the complexity of the addressing mode
8395 (try_add_cand_for): Prefer using ivs not specific to some object.
8396 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8398 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8399 Janis Johnson <janis187@us.ibm.com>
8402 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8403 (TARGET_INSTANTIATE_DECLS): Likewise.
8404 * target.h (expand_to_rtl_hook): New target hook.
8405 (instantiate_decls): Likewise.
8406 * function.c (instantiate_decl): Make non-static. Rename to...
8407 (instantiate_decl_rtl): ... this.
8408 (instantiate_expr): Use instantiate_decl_rtl.
8409 (instantiate_decls_1): Likewise.
8410 (instantiate_decls): Likewise.
8411 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8412 * function.h (instantiate_decl_rtl): Add prototype.
8413 * cfgexpand.c (target.h): New include.
8414 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8415 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8416 (TARGET_INSTANTIATE_DECLS): Likewise.
8417 (TARGET_INITIALIZER): New target hooks added.
8418 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8420 * config/rs6000/rs6000.c (tree-flow.h): New include.
8421 (machine_function): Add sdmode_stack_slot field.
8422 (rs6000_alloc_sdmode_stack_slot): New function.
8423 (rs6000_instantiate_decls): Likewise.
8424 (rs6000_secondary_memory_needed_rtx): Likewise.
8425 (rs6000_check_sdmode): Likewise.
8426 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8427 (TARGET_INSTANTIATE_DECLS): Likewise.
8428 (rs6000_hard_regno_mode_ok): Allow SDmode.
8429 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8430 (rs6000_emit_move): Handle SDmode.
8431 (function_arg_advance): Likewise.
8432 (function_arg): Likewise.
8433 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8434 SDmode var args for 32-bit compiles.
8435 (rs6000_secondary_reload_class): Handle SDmode.
8436 (rs6000_output_function_epilogue): Likewise.
8437 (rs6000_function_value): Simplify if statement.
8438 (rs6000_libcall_value): Likewise.
8439 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8440 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8441 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8442 (movsd_hardfloat): New define_insn.
8443 (movsd_softfloat): Likewise.
8444 (movsd_store): Likewise.
8445 (movsd_load): Likewise.
8446 (extendsddd2): Likewise.
8447 (extendsdtd2): Likewise.
8448 (truncddsd2): Likewise.
8449 (movdd_hardfloat64): Fixup comment.
8450 (UNSPEC_MOVSD_LOAD): New constant.
8451 (UNSPEC_MOVSD_STORE): Likewise.
8453 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8456 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8458 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8459 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8460 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8463 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8466 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8467 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8468 __LONGDOUBLE128 too.
8469 * config/rs6000/aix61.h: New file.
8471 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8473 PR rtl-optimization/34959
8474 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8475 popcount and parity rtxes the same mode as their operand.
8476 Truncate or extend the result to the return value's mode
8479 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8482 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8483 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8484 to GOT_VERSION_REGNUM.
8485 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8486 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8487 * config/mips/mips.c (mips_emit_call_insn): New function.
8488 (mips_call_tls_get_addr): Call mips_expand_call directly.
8489 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8491 (mips16_build_call_stub): Likewise. Return the call insn or null.
8492 (mips_expand_call): Update the call to mips16_build_call_stub
8493 accordingly and a remove redundant condition. Assert that MIPS16
8494 stubs do not use lazy binding. Use mips_emit_call_insn and return
8496 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8498 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8499 (mips_avoid_hazard): Remove hazard_set handling.
8500 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8501 (UNSPEC_RESTORE_GP): ...this.
8502 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8503 (FAKE_CALL_REGNO): Rename to...
8504 (GOT_VERSION_REGNUM): ...this.
8505 (type): Add "ghost" value. Add an associated insn reservation.
8506 (hazard_set): Remove.
8507 (exception_receiver): Rename to...
8508 (restore_gp): ...this and update the unspec identifier accordingly.
8509 (exception_receiver, nonlocal_got_receiver): New expanders.
8510 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8511 FAKE_CALL_REGNO. Remove hazard_set attribute.
8512 (set_got_version, update_got_version): New patterns.
8514 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8517 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8519 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8522 * doc/install.texi2html: Generate gcc-vers.texi.
8524 2008-01-25 DJ Delorie <dj@redhat.com>
8526 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8528 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8530 * config/c4x: Remove directory.
8531 * config.gcc (crx-*, mt-*): Mark obsolete.
8532 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8533 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8534 sh-*-rtemscoff*): Remove cases.
8535 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8536 * real.c (encode_c4x_single, decode_c4x_single,
8537 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8538 c4x_extended_format): Remove.
8539 * real.h (c4x_single_format, c4x_extended_format): Remove.
8540 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8542 (Pragmas): Remove comment about c4x pragmas.
8543 * doc/install.texi (c4x): Remove target-specific instructions.
8544 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8545 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8546 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8547 refer to C4x source files as examples.
8548 (C4X_FLOAT_FORMAT): Remove documentation.
8550 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8552 * config/bfin/bfin.c (override_options): Reorder tests so that
8553 flag_pic gets enabled for -msep-data.
8555 2008-01-25 Richard Guenther <rguenther@suse.de>
8558 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8559 to its bitfield precision if required.
8561 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8564 * tree-nested.c (walk_omp_for): New function.
8565 (convert_nonlocal_reference, convert_local_reference): Call
8566 walk_omp_for on OMP_FOR.
8567 (convert_call_expr): Call walk_body on OMP_FOR's
8568 OMP_FOR_PRE_INIT_BODY.
8570 2008-01-25 Richard Guenther <rguenther@suse.de>
8572 PR tree-optimization/34966
8573 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8574 default defs and PHI_NODEs we have to insert after the
8577 2008-01-24 Nick Clifton <nickc@redhat.com>
8579 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8580 Provide a default definition.
8581 (LIBGCC2_UNITS_PER_WORD): Likewise.
8583 * config/stormy16/stormy16.c: Include df.h for the prototype
8584 for df_regs_ever_live_p.
8585 (xstormy16_expand_builtin_va_start): Convert the stack offset
8586 into a component_ref and then use POINTER_PLUS_EXPR to add it
8587 to the incoming_virtual_args_rtx.
8588 (xstormy16_gimplify_va_arg_expr): Rename to
8589 xstormy16_gimplify_va_arg_expr.
8590 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8591 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8592 xstormy16_gimplify_va_arg_expr.
8593 Fix up some formatting issues.
8595 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8596 Move to predicates.md.
8597 (xs_hi_general_operand): Likewise.
8598 (xs_hi_nonmemory_operand): Likewise.
8599 * config/stormy16/predicates.md:
8600 (xstormy16_carry_plus_operand): New predicate.
8601 (xs_hi_general_operand): New predicate.
8602 (xs_hi_nonmemory_operand): New predicate.
8603 * config/stormy16/stormy16-protos.h:
8604 (xstormy16_carry_plus_operand): Delete prototype.
8605 (xs_hi_general_operand): Likewise.
8606 (xs_hi_nonmemory_operand): Likewise.
8608 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8609 modifiers as they are no longer needed and they can trigger
8610 reload spill failures.
8612 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8613 with a match_operand in order to help reload.
8615 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8616 constraint with 'e' for the 8th alternative as this version of
8617 the mov.w instruction only accepts the lower 8 registers.
8619 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8622 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8623 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8626 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8629 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8631 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8633 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8635 (remove_structure): Update allocations list before removing structure.
8637 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8639 * ipa-struct-reorg.c (is_safe_cond_expr,
8640 create_new_stmts_for_cond_expr): Use integer_zerop function,
8641 that recognize not only zero-pointer, but zero-integer too.
8643 2008-01-25 Ben Elliston <bje@au.ibm.com>
8646 * fixproto: Escape "." in sed expression that strips leading "./".
8648 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8651 * gcc.c (SWITCH_OK): Removed.
8652 (SWITCH_LIVE): Changed to bit.
8653 (SWITCH_FALSE): Likewise.
8654 (SWITCH_IGNORE): Likewise.
8655 (switchstr): Change live_cond to unsigned int.
8656 (process_command): Replace SWITCH_OK with 0.
8657 (do_self_spec): Likewise.
8658 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8659 (give_switch): Likewise.
8660 (used_arg): Likewise.
8661 (do_spec_1): Set the SWITCH_IGNORE bit.
8662 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8663 bits. Set the SWITCH_LIVE bit.
8665 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8667 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8669 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8671 PR tree-optimization/34472
8672 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8673 parameter to a "bool *" and set *DATA to false if there is
8674 an unsafe access. Do not delete the structure here.
8675 (check_cond_exprs): Delete it here instead.
8676 (check_cond_exprs, exclude_cold_structs): Do not increase
8677 I when removing a structure.
8679 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8682 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8683 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8685 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8688 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8689 a fixed vector for stack.
8691 2008-01-24 Ben Elliston <bje@au.ibm.com>
8694 * doc/gcc.texi (Software development): Add a direntry for g++.
8696 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8698 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8699 stale and straggling -fforce-addr comments above.
8701 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8703 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8704 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8706 2008-01-23 Michael Matz <matz@suse.de>
8709 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8712 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8714 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8717 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8719 * config/avr/avr.c (avr_current_arch): New variable.
8720 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8721 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8722 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8723 (avr_override_options): Init 'avr_current_arch'.
8724 (base_arch_s): Move from here...
8725 * config/avr/avr.h (base_arch_s): ... here. Add new members
8726 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8727 'mega' to 'have_jmp_call'.
8728 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8729 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8731 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8733 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8734 MULTILIB_MATCHES): (Ditto.).
8736 2008-01-23 Richard Guenther <rguenther@suse.de>
8739 * cgraphunit.c (cgraph_reset_node): Always mark the node
8740 not reachable if it is not queued already.
8742 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8744 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8745 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8746 (cputype_selected): New static variable.
8747 (bfin_handle_option): Set it if -mcpu is used.
8748 (override_option): Select default set of workarounds if no cpu type
8749 selected on the command line.
8750 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8752 From Michael Frysinger <michael.frysinger@analog.com>
8753 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8754 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8756 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8757 for bf547, bf523, bf524, and bf526.
8758 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8760 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8761 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8762 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8763 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8764 * doc/invoke.texi (Blackfin Options): Document that
8765 -mcpu now accept bf547, bf523, bf524, and bf526.
8767 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8769 PR rtl-optimization/34628
8770 * combine.c (try_combine): Stop and undo after the first combination
8771 if an autoincrement side-effect on the first insn has effectively
8774 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8777 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8778 Offset addresses are not valid for Altivec or paired float modes.
8780 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8783 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8784 if DECL_INITIAL (decl) is error_mark_node.
8787 * c-common.c (handle_vector_size_attribute): Only allow
8788 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8789 the same way as pointer, array etc. types.
8790 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8793 * tree.c (build_type_attribute_qual_variant): Call
8794 build_qualified_type if attributes are equal, but quals are not.
8796 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8799 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8800 * flags.h (warn_strict_aliasing): Remove.
8801 (warn_strict_overflow): Remove.
8802 * opts.c (warn_strict_aliasing): Remove.
8803 (warn_strict_overflow): Remove.
8804 * c-opts.c (c_common_handle_option): -Wall only sets
8805 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8806 (c_common_post_options): Give default values to -Wstrict-aliasing
8807 and -Wstrict-overflow if they are uninitialized.
8808 * common.opt (Wstrict-aliasing): Specify Var and Init.
8809 (Wstrict-overflow): Likewise.
8811 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8813 PR rtl-optimization/26854
8814 PR rtl-optimization/34400
8815 PR rtl-optimization/34884
8816 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8818 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8819 (df_rd_bb_info.expanded_lr_out): Deleted
8820 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8821 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8822 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8823 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8824 Removed code to allocate, initialize or free expanded_lr_out.
8825 (df_rd_bb_local_compute_process_def): Restructured to make more
8827 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8828 sets if the sets are being trimmed.
8830 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8833 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8834 (as_vers): Likewise.
8835 * configure: Regenerated.
8837 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8840 * tree-pass.h (pass_build_alias): New pass.
8841 * tree-ssa-alias.c (gate_build_alias): New.
8842 (pass_build_alias): New.
8843 * passes.c (init_optimization_passes): Add pass_build_alias after
8844 pass_create_structure_vars.
8846 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8848 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8849 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8850 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8851 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
8852 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
8853 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
8854 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
8855 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
8856 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
8857 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
8858 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
8859 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
8860 * config/s390/s390.md (FP_ALL): New mode iterator.
8861 (_d): New mode attribute.
8862 ("*signbit<mode>2>"): Changed mode of first operand.
8863 ("isinf<mode>2"): Changed mode of first operand.
8864 ("*TDC_insn"): Adaptation for DFP modes.
8866 2008-01-22 Ben Elliston <bje@au.ibm.com>
8868 * tree.c (check_qualified_type): Improve function description.
8870 2008-01-21 Jason Merrill <jason@redhat.com>
8873 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
8874 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8877 2008-01-21 DJ Delorie <dj@redhat.com>
8879 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
8882 2008-01-21 Richard Guenther <rguenther@suse.de>
8885 * tree-cfg.c (verify_expr): Allow all invariant expressions
8886 instead of just constant class ones as reference argument.
8887 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
8888 like any other constant.
8889 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8891 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
8893 * regmove.c (fixup_match_1): Update call crossed frequencies.
8895 2008-01-21 Richard Guenther <rguenther@suse.de>
8898 * tree-inline.c (setup_one_parameter): Deal with mismatched
8899 types using a VIEW_CONVERT_EXPR.
8901 2008-01-21 Alon Dayan <alond@il.ibm.com>
8902 Olga Golovanevsky <olga@il.ibm.com>
8904 PR tree-optimization/34701
8905 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
8906 when the structure size is not a power of 2.
8908 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
8910 * doc/install.texi: Add doc for --enable-checking=df.
8912 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
8914 PR rtl-optimization/34808
8915 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
8917 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8919 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
8922 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8924 PR rtl-optimization/26854
8925 PR rtl-optimization/34400
8926 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
8928 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
8929 (df_rd_bb_info.expanded_lr_out): New.
8930 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
8931 * loop_iv.c (iv_analysis_loop_init): Ditto.
8932 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8933 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8934 Added code to allocate, initialize or free expanded_lr_out.
8935 (df_rd_bb_local_compute_process_def): Restructured to make
8936 more understandable.
8937 (df_rd_confluence_n): Add code to do nothing with fake edges and
8938 code to no apply invalidate_by_call sets if the sets are being trimmed.
8939 (df_lr_local_finalize): Renamed to df_lr_finalize.
8940 (df_live_local_finalize): Renamed to df_live_finalize.
8942 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8945 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
8946 deciding whether to use reciprocal instructions.
8948 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
8950 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
8951 dwarf2out_note_section_used if cold_text_section is NULL.
8953 2008-01-19 Jakub Jelinek <jakub@redhat.com>
8955 PR gcov-profile/34610
8956 * tree-cfg.c (make_edges): Mark both outgoing edges from
8957 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
8958 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
8959 from OMP_FOR and OMP_CONTINUE outgoing edges.
8961 * tree-profile.c (tree_profiling): Return early if
8962 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
8964 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
8965 from cfun to child_cfun.
8966 * function.h (struct function): Add after_tree_profile bit.
8968 2008-01-19 Anatoly Sokolov <aesok@post.ru>
8970 * config/avr/avr.S (_exit): Disable interrupt.
8972 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8973 Steven Bosscher <stevenb.gcc@gmail.com>
8975 PR rtl-optimization/26854
8976 PR rtl-optimization/34400
8977 * df-problems.c (df_live_scratch): New scratch bitmap.
8978 (df_live_alloc): Allocate df_live_scratch when doing df_live.
8979 (df_live_reset): Clear the proper bitmaps.
8980 (df_live_bb_local_compute): Only process the artificial defs once
8981 since the order is not important.
8982 (df_live_init): Init the df_live sets only with the variables
8983 found live by df_lr.
8984 (df_live_transfer_function): Use the df_lr sets to prune the
8985 df_live sets as they are being computed.
8986 (df_live_free): Free df_live_scratch.
8988 2008-01-18 Ian Lance Taylor <iant@google.com>
8990 * common.opt: Add fmerge-debug-strings.
8991 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
8992 flag_merge_debug_strings rather than flag_merge_constants.
8993 * doc/invoke.texi (Option Summary): Mention
8994 -fmerge-debug-strings.
8995 (Debugging Options): Document -fmerge-debug-strings.
8997 2008-01-18 Ian Lance Taylor <iant@google.com>
9000 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9001 (struct tree_function_decl): Add new field operator_new_flag.
9002 * tree-inline.c (expand_call_inline): When inlining a call to
9003 operator new, force the return value to go into a variable, and
9004 set DECL_NO_TBAA_P on that variable.
9005 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9007 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9010 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9011 DWARF2_DEBUGGING_INFO.
9012 (dwarf2out_note_section_used): Ditto. Add prototype.
9013 (have_multiple_function_sections, text_section_used,
9014 cold_text_section_used, *cold_text_sections): Move declarations
9017 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9019 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9020 field and add signal_ra.
9021 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9022 assignments to frame state pc. Move end of stack check after
9023 MD_FALLBACK_FRAME_STATE_FOR.
9024 (uw_update_context_1): Use frame state signal_regs if set, instead
9025 of checking signal_frame flag.
9026 (uw_update_context): Use frame state signal_ra if set.
9027 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9028 * config/xtensa/linux-unwind.h: New file.
9030 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9032 * modulo-sched.c (get_sched_window): Fix comment typo.
9034 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9036 PR tree-optimization/34648
9037 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9039 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9041 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9042 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9044 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9046 PR rtl-optimization/34400
9047 * df-core.c (df_worklist_dataflow_overeager,
9048 df_worklist_dataflow_doublequeue): New functions.
9049 (df_worklist_dataflow): Two different worklist solvers.
9050 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9053 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9056 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9057 and ftree-parallelize-loops.
9059 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9061 PR rtl-optimization/34826
9062 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9064 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9066 * global.c (find_reg): Mark the eh regs as used if necessary.
9067 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9068 * ra.h (struct allocno): no_eh_reg field added. Changed
9069 no_stack_reg type to bitfield.
9071 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9073 * tree.c (substitute_in_expr): Add missing 'break'.
9075 2008-01-17 Richard Guenther <rguenther@suse.de>
9077 PR tree-optimization/34825
9078 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9079 x / x as division to handle.
9081 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9083 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9084 "-pthread" is specified.
9085 * pa-hpux11.h (LIB_SPEC): Likewise.
9087 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9088 Peter Bergner <bergner@vnet.ibm.com>
9090 PR rtl-optimization/33796
9091 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9093 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9095 PR libgfortran/34699
9096 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9098 * pa-hpux10.h (LINK_SPEC): Likewise.
9099 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9101 2008-01-16 Richard Guenther <rguenther@suse.de>
9104 * fold-const.c (fold_convert_const_int_from_int): Do not
9105 set overflow if that occured only because of a sign extension
9106 change when converting from/to a sizetype with the same
9107 precision and signedness.
9109 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9112 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9113 location address to the correct place. Update copyright year.
9115 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9117 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9118 no dependences in the dependence_relations vector.
9120 2008-01-16 Jan Hubicka <jh@suse.cz>
9122 PR rtl-optimization/31396
9123 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9124 * cfg.c (dump_reg_info): Print it.
9125 * regs.h (struct reg_info_t): add freq_calls_crossed.
9126 (REG_FREQ_CALLS_CROSSED): New macro.
9127 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9128 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9129 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9130 regmove_optimize): Update call crossed frequencies.
9131 * local-alloc.c (struct qty): Add freq_calls_crossed.
9132 (alloc_qty): Copute freq_calls_crossed.
9133 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9134 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9135 * ra.h (struct allocno): Add freq_calls_crossed.
9137 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9139 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9140 libgomp when compiling with ftree-parallelize-loops.
9141 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9143 2008-01-16 Richard Guenther <rguenther@suse.de>
9145 PR tree-optimization/34769
9146 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9147 * tree.c (int_cst_value): Instead make this function more
9148 permissive in what it accepts as valid input. Document this
9149 function always sign-extends the value.
9151 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9152 Richard Guenther <rguenther@suse.de>
9155 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9156 (gimple_fold_indirect_ref_rhs): ... this.
9157 (gimple_fold_indirect_ref): New function with foldings
9158 that preserve lvalueness.
9159 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9160 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9161 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9162 to fold an INDIRECT_REF, fall back to the old use of
9163 fold_indirect_ref_1.
9165 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9167 * tree-data-ref.c (subscript_dependence_tester_1): Call
9168 free_conflict_function.
9169 (compute_self_dependence): Same.
9171 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9174 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9175 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9177 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9178 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9179 for DWARF2_UNWIND_INFO targets.
9181 2008-01-16 Richard Guenther <rguenther@suse.de>
9184 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9185 type qualifiers for function types.
9187 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9189 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9190 loop_iterator li from previous commit.
9192 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9194 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9196 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9198 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9199 (parallelize_loops): Don't parallelize irreducible components.
9201 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9204 * c-opts (c_common_post_options): Do not enable CPP
9205 flag_pedantic_errors by default.
9207 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9209 PR rtl-optimization/31944
9210 * cse.c (remove_pseudo_from_table): New function.
9211 (merge_equiv_classes): Use above function to remove pseudo-registers.
9212 (invalidate): Likewise.
9214 2008-01-13 Richard Guenther <rguenther@suse.de>
9217 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9218 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9220 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9222 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9223 validate_change to unshare the source of the PC set.
9225 2008-01-12 Jan Hubicka <jh@suse.cz>
9228 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9229 references above array bounds. This might trigger bounds checks for
9232 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9234 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9235 new_replaceable_dependencies.
9237 2008-01-12 Doug Kwan <dougkwan@google.com>
9239 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9240 instead of OPT_Wreturn_type in warning due to ignored return type
9242 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9243 options included in -Wextra.
9244 * c.opt: New option -Wignored_qualifiers.
9245 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9246 -Wignore_qualifiers.
9247 (-Wignored-qualifiers): Document.
9248 (-Wreturn-type): Remove description of functionality now handled
9249 by -Wignored-qualifiers.
9251 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9254 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9255 NOP_EXPR if it is between integral types with the same precision.
9257 2008-01-12 Jan Hubicka <jh@suse.cz>
9260 * invoke.texi (max-inline-recursive-depth): Fix default value.
9262 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9264 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9267 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9269 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9271 2008-01-11 James E. Wilson <wilson@specifix.com>
9274 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
9276 2008-01-11 Anatoly Sokolov <aesok@post.ru>
9278 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
9279 save/restore frame pointer register and don't use 'call-prologues'
9280 optimization in function with "OS_task" attribute.
9282 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
9285 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
9286 when copying to memory.
9288 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
9290 PR rtl-optimization/30905
9291 * cfgcleanup.c: Include dce.h
9292 (crossjumps_occured): New global variable.
9293 (try_crossjump_bb): Exit loop after finding a fallthru edge.
9294 If something changed, set crossjumps_occured to true.
9295 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
9296 Don't add/remove fake edges to exit here...
9297 (cleanup_cfg): ...but do it here, when crossjumping.
9298 Run a fast DCE when successful crossjumps occured in the latest
9299 iteration of try_optimize_cfg.
9301 2008-01-11 Richard Guenther <rguenther@suse.de>
9303 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
9304 (struct vn_unary_op_s): Likewise.
9305 (vn_reference_insert): Free old reference on hash collision.
9307 2008-01-10 Raksit Ashok <raksit@google.com>
9309 PR rtl-optimization/27971
9310 * combine.c (find_split_point): Split PLUS expressions which are
9311 inside a MEM rtx, and whose first operand is complex.
9313 2008-01-10 DJ Delorie <dj@redhat.com>
9315 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9316 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9317 (m32c_hard_regno_ok): Call the underlying function.
9319 2008-01-10 Richard Guenther <rguenther@suse.de>
9322 * tree-cfg.c (tree_merge_blocks): Do not go through the
9323 full-blown folding and stmt updating path if we just deal
9324 with virtual operands.
9325 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9326 test for abnormal SSA_NAMEs.
9328 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9331 * reload.c (push_reload): Add assertions. All constants from
9332 reg_equiv_constant should have been used for replacing the respective
9334 (find_reloads_address): Invoke find_reloads_address_part for
9335 constant taken from the reg_equiv_constant array.
9337 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9339 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9340 field (valnum) the first in the struct. Replace bools with
9343 2008-01-10 Richard Guenther <rguenther@suse.de>
9345 PR tree-optimization/34651
9346 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9347 types and ordering for masking and converting.
9349 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9351 PR tree-optimization/34017
9352 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9353 also for PHI_NODE expressions.
9355 2008-01-09 Jan Hubicka <jh@suse.cz>
9357 PR tree-optimization/34708
9358 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9359 based on number of case labels.
9360 (init_inline_once): Remove switch_cost.
9361 * tree-inline.h (eni_weights_d): Remove switch_cost.
9363 2008-01-09 Richard Guenther <rguenther@suse.de>
9364 Andrew Pinski <andrew_pinski@playstation.sony.com>
9367 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9368 temporary if an rvalue is ok or an lvalue is not required.
9370 2008-01-09 Richard Guenther <rguenther@suse.de>
9373 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9376 2008-01-09 Richard Guenther <rguenther@suse.de>
9379 * tree.c (host_integerp): Check for sizetype only if the
9380 type is an integer type.
9382 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9385 * opts.c (decode_options): Disable inlining of functions called
9386 once if not in unit-at-a-time mode.
9388 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9390 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9392 2008-01-08 Richard Guenther <rguenther@suse.de>
9395 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9396 out early if the result will be unused.
9398 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9403 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9404 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9407 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9409 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9410 for vectorization tuned.
9412 2008-01-08 Richard Guenther <rguenther@suse.de>
9414 PR tree-optimization/34683
9415 * tree-ssa-operands.c (operand_build_cmp): Export.
9416 * tree-ssa-operands.h (operand_build_cmp): Declare.
9417 * tree-vn.c (vuses_compare): Remove.
9418 (sort_vuses): Use operand_build_cmp.
9419 (sort_vuses_heap): Likewise.
9420 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9421 to re-use old VEC if available. Do not sort already sorted VUSEs.
9422 (vdefs_to_vec): Do not sort already sorted VDEFs.
9424 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9427 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9429 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9432 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9433 limitations of reciprocal sequences on x86 targets.
9435 2008-01-08 Richard Guenther <rguenther@suse.de>
9437 PR tree-optimization/34683
9438 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9440 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9443 * config/darwin.c (darwin_mergeable_string_section): Don't use
9444 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9446 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9449 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9450 negxf2. Macroize expander using X87MODEF mode iterator. Change
9451 predicates of op0 and op1 to register_operand.
9452 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9453 expander using X87MODEF mode iterator. Change predicates of
9454 op0 and op1 to register_operand.
9455 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9456 corresponding patterns and macroize using MODEF macro. Change
9457 predicates of op0 and op1 to register_operand and remove
9458 "m" constraint. Disparage "r" alternative with "!".
9459 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9460 macroize using X87MODEF macro. Change predicates of op0 and op1
9461 to register_operand and remove "m" constraint. Disparage "r"
9462 alternative with "!".
9463 (absneg splitter with memory operands): Remove.
9464 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9465 patterns and macroize using X87MODEF mode iterator.
9466 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9467 Change predicate of op1 to register_operand.
9468 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9469 for memory operands.
9471 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9473 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9475 2008-01-07 Richard Guenther <rguenther@suse.de>
9477 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9480 2008-01-07 Richard Guenther <rguenther@suse.de>
9482 PR tree-optimization/34683
9483 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9484 VOPs of the needed size to save memory. Use VEC_quick_push
9485 to save compile-time.
9486 (vdefs_to_vec): Likewise.
9488 2008-01-07 Sa Liu <saliu@de.ibm.com>
9490 * config/spu/spu.md (divdf3): Genetate inline code for double
9491 division. The implementation doesn't handle INF or NAN, therefore it
9492 only applies when -ffinite-math-only is given.
9494 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9497 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9498 * doc/cpp.texi ([Common Predefined Macros]): Document.
9500 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9502 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9503 order to use commutative addition instead of subtraction.
9505 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9506 Mircea Namolaru <namolaru@il.ibm.com>
9507 Vladimir Yanovsky <yanov@il.ibm.com>
9508 Revital Eres <eres@il.ibm.com>
9510 PR tree-optimization/34263
9511 * tree-outof-ssa.c (process_single_block_loop_latch,
9512 contains_tree_r): New functions.
9513 (analyze_edges_for_bb): Call process_single_block_loop_latch
9514 function to empty single-basic-block latch block if possible.
9516 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9518 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9520 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9522 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9524 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9526 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9528 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9530 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9532 PR tree-optimization/34618
9533 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9536 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9539 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9540 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9541 Update copyright year.
9543 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9544 Update copyright year.
9545 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9548 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9550 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9551 edge does not point to current bb before changing need_assert.
9553 2008-01-04 Richard Guenther <rguenther@suse.de>
9556 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9557 for verifying purposes if they are is_gimple_min_invariant.
9559 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9561 PR tree-optimization/34448
9562 PR tree-optimization/34465
9563 * gimplify.c (gimplify_init_constructor): Add new parameter
9564 notify_temp_creation. Use it.
9565 (gimplify_modify_expr_rhs): Take volatiles into account when
9566 optimizing constructors.
9567 Do not optimize constructors if gimplify_init_constructor will dump to
9569 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9570 * gcc.c-torture/compile/pr34448.c: New.
9572 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9574 PR gcov-profile/34609
9575 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9576 return_slot if result is TREE_ADDRESSABLE.
9578 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9580 * config/mips/mips.md (sqrt_condition): Tweak comment.
9581 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9583 2008-01-03 Tom Tromey <tromey@redhat.com>
9586 * c-common.c (c_type_hash): Handle VLAs.
9588 2008-01-03 Jan Hubicka <jh@suse.cz>
9590 PR tree-optimization/31081
9591 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9592 0 when inlining and not inlining to first basic block.
9593 (remap_decl): When var is initialized to 0, don't set default_def.
9594 (expand_call_inline): Set entry_bb.
9595 * tree-inline.h (copy_body_data): Add entry_bb.
9597 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9600 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9603 PR tree-optimization/29484
9604 * tree-inline.c (inline_forbidden_p_2): New function.
9605 (inline_forbidden_p): Disallow inlining if some static var
9606 has an address of a local LABEL_DECL in its initializer.
9607 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9610 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9612 PR tree-optimization/34635
9613 * tree-data-ref.c (add_other_self_distances): Make sure that the
9614 evolution step is constant.
9616 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9619 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9621 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9623 * tree-sra.c (scalarize_init): Insert the generate_element_init
9624 statements after the generate_element_zero statements.
9626 2008-01-02 Richard Guenther <rguenther@suse.de>
9630 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9631 for very large number of operands instead of ICEing.
9633 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9636 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9637 while stack probing.
9639 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9641 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9644 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9647 * tree-mudflap.c (mx_register_decls): Guard warning by
9648 !DECL_ARTIFICIAL check.
9650 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9652 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9653 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9654 sse5_perm<mode>): Fix constraints.