1 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2 H.J. Lu <hongjiu.lu@intel.com>
4 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
5 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
6 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
7 insn alternatives. Add missing alternatives.
8 (*vec_concatv2di_rex64_sse4_1): Likewise.
9 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
10 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
13 2008-05-15 Richard Guenther <rguenther@suse.de>
15 PR tree-optimization/36009
16 PR tree-optimization/36204
17 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18 (determine_invariantness_stmt): Record the loop a store is
20 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
23 2008-05-15 Richard Guenther <rguenther@suse.de>
25 PR tree-optimization/34330
26 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
27 through the pointer will alias the SMT.
29 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
31 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
33 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
35 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
37 2008-05-14 Michael Meissner <michael.meissner@amd.com>
38 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
40 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
41 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
42 (vashl_optab): New optab for vector/vector shifts.
47 (optab_subtype): New enum for optab_for_tree_code call.
48 (optab_for_tree_code): Add enum optab_subtype argument.
50 * optabs.c (optab_for_tree_code): Take an additional argument to
51 distinguish between a vector shift by a scalar and vector shift by
52 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
53 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
54 vector shift by a vector.
55 (expand_widen_pattern_expr): Pass additional argument to
58 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
59 vrotl_optab, vrotr_optab.
61 * expr.c (expand_expr_real_1): Update calls to
62 optab_for_tree_code to distinguish between vector shifted by a
63 scalar and vector shifted by a vector.
64 * tree-vectorizer.c (supportable_widening_operation): Ditto.
65 (supportable_narrowing_operation): Ditto.
66 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
67 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
68 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
69 (vect_create_epilog_for_reduction): Ditto.
70 (vectorizable_reduction): Ditto.
71 (vectorizable_operation): Ditto.
72 (vect_strided_store_supported): Ditto.
73 (vect_strided_load_supported): Ditto.
74 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
75 * expmed.c (expand_shift): Ditto.
77 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
79 (ashr@var{m}3): Ditto.
80 (vashl@var{m}3): Document new vector/vector shift standard name.
81 (vashr@var{m}3): Ditto.
82 (vlshr@var{m}3): Ditto.
83 (vrotl@var{m}3): Ditto.
84 (vrotr@var{m}3): Ditto.
86 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
87 (PPERM_INVERT): Ditto.
88 (PPERM_REVERSE): Ditto.
89 (PPERM_REV_INV): Ditto.
93 (PPERM_INV_SIGN): Ditto.
97 * config/i386/sse.md (mulv2di3): Add SSE5 support.
98 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
99 allows a memory operand to be the value being added, and split it
100 to improve vectorization.
101 (sse5_pmacsdqh_mem): Ditto.
102 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
103 (sse5_mulv2div2di3_high): Ditto.
104 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
105 (vec_pack_trunc_v4si): Ditto.
106 (vec_pack_trunc_v2di): Ditto.
107 (sse5_pcmov_<mode>): Remove code that tried to use use
108 andps/andnps instead of pcmov.
109 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
110 pmacsdqh instructions.
111 (vec_widen_smult_lo_v4si): Ditto.
113 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
114 (PPERM_INVERT): Ditto.
115 (PPERM_REVERSE): Ditto.
116 (PPERM_REV_INV): Ditto.
120 (PPERM_INV_SIGN): Ditto.
123 (ix86_expand_sse_movcc): Move the SSE5 test after the if
125 (ix86_expand_int_vcond): If SSE5 generate all possible integer
127 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
128 says ignore whether the last reference is a memory operand.
130 2008-05-14 Michael Meissner <michael.meissner@amd.com>
131 Paolo Bonzini <bonzini at gnu dot org>
133 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
136 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
137 (vlshr<mode>3): Rename from vlshr<mode>3.
138 (vashr<mode>3): Rename from vashr<mode>3.
139 (mulv4sf3): Change the names of vector shift patterns.
143 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
146 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
171 * config/spu/spu.md (v): New iterator macro to add v for vector types.
172 (floatunssidf2_internal): Change vector/vector shift names.
173 (floatunsdidf2_internal): Ditto.
180 (vashl<mode>3): Rename from ashl<mode>3.
181 (vashr<mode>3): Rename from ashr<mode>3.
182 (vlshr<mode>3): Rename from lshr<mode>3.
183 (vrotl<mode>3): Rename from rotl<mode>3.
185 2008-05-14 Michael Meissner <michael.meissner@amd.com>
188 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
189 multiply gives the wrong value when doing widening multiplies.
190 (vec_widen_smult_lo_v4si): Ditto.
192 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
194 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
195 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
196 emit_library_call_value.
197 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
198 * tree.h (ECF_LIBCALL_BLOCK): Removed.
199 * calls.c (initialize_argument_information, precompute_arguments,
200 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
201 (precompute_arguments): Removed flags parameter.
202 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
204 2008-05-14 Richard Guenther <rguenther@suse.de>
206 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
207 Make sure to register the store if the use is a PHI_NODE.
209 2008-05-14 Olivier Hainque <hainque@adacore.com>
211 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
212 memory if the component is to be referenced in BLKmode according
213 to get_inner_reference.
215 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
217 * calls.c (emit_library_call_value_1): Restore code clearing
218 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
220 2008-05-14 Olivier Hainque <hainque@adacore.com>
221 Nicolas Roche <roche@adacore.com>
223 * configure.ac: Add support for a "gcc_subdir" variable in
224 config-lang.in, to denote a subdirectory where the language/GCC
225 integration files are to be found.
226 * configure: Regenerate.
228 2008-05-14 Ira Rosen <irar@il.ibm.com>
230 PR tree-optimization/36098
231 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
232 value for the first load in the group in case of a gap.
233 (vect_build_slp_tree): Check that there are no gaps in loads.
235 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
237 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
238 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
239 expand_copysign_bit, ): Change call to emit_no_conflict_block to
240 emit_insn and remove unneeded code to construct extra args.
241 (emit_no_conflict_block): Removed.
242 * optabls.h: (emit_no_conflict_block): Removed.
243 * cse.c (cse_extended_basic_block): Remove search for
244 REG_NO_CONFLICT note.
245 * global.c: Removed incorrect comment added in revision 117.
246 * expr.c (convert_move): Change call to emit_no_conflict_block to
248 * recog.c: Change comments so that they do not mention
250 * local_alloc.c (combine_regs): Removed last parameter.
251 (no_conflict_p): Removed.
252 (block_alloc): Removed note, no_conflict_combined_regno and set
253 local vars. Removed all code to process REG_NO_CONFLICT blocks.
254 (combine_regs): Removed already_dead and code to look for
255 REG_NO_CONFLICT notes.
256 * lower_subreg (remove_retval_note): Removed code to look for
257 REG_NO_CONFLICT block.
258 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
259 (resolve_clobber): Remove code to process libcalls that have
260 REG_NO_CONFLICT notes.
261 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
263 * combine.c (can_combine_p, distribute_notes): Removed
264 REG_NO_CONFLICT case.
265 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
267 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
268 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
270 * reg-notes.def (NO_CONFLICT): Removed.
272 2008-05-14 David S. Miller <davem@davemloft.net>
274 * config/sparc/sparc.c (sparc_profile_hook): If
275 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
276 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
277 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
279 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
281 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
283 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
286 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
287 and op1 expansion before vector concat to have less live pseudos.
289 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
291 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
292 ix86_expand_vector_set if supported.
294 2008-05-13 Diego Novillo <dnovillo@google.com>
295 Kenneth Zadeck <zadeck@naturalbridge.com>
297 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
299 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
300 phinodes_print_statistics, init_ssanames, fini_ssanames,
301 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
302 release_ssa_name, release_defs, replace_ssa_name_symbol,
303 ssanames_print_statistics): Move ...
304 * tree-flow.h: ... here.
305 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
306 Use FN instead of cfun.
307 (make_ssa_name_fn): Rename from make_ssa_name.
308 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
309 * tree-flow-inline.h (make_ssa_name): Move from
310 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
311 * omp-low.c (expand_omp_parallel):
312 * tree-flow-inline.h (redirect_edge_var_map_result):
313 * tree-ssa.c (init_tree_ssa): Add argument FN.
314 Use it instead of cfun. Update all users.
316 2008-05-13 Tom Tromey <tromey@redhat.com>
318 PR preprocessor/22168:
319 * doc/cpp.texi (Top): Update menu.
320 (Alternatives to Wrapper #ifndef): New node.
321 (Other Directives): Document deprecation.
322 (Obsolete Features): Remove menu.
323 (Assertions): Merge node into Obsolete Features.
324 (Obsolete once-only headers): Move earlier; rename to Alternatives
326 * doc/cppopts.texi: Update.
327 * c.opt (Wdeprecated): Enable for C and ObjC.
328 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
329 (C++ Dialect Options): Move -Wno-deprecated from here to...
330 (Warning Options): ... here.
332 2008-05-13 Richard Guenther <rguenther@suse.de>
335 * fold-const.c (fold_sign_changed_comparison): Do not allow
336 changes in pointer-ness.
338 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
341 * config/sh/sh.c (sh_expand_prologue): Don't clear
342 RTX_FRAME_RELATED_P for push insns.
344 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
346 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
348 2008-05-12 Anatoly Sokolov <aesok@post.ru>
350 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
351 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
352 Use 'machine->is_leaf' instead of 'leaf_func_p'.
354 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
356 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
357 (*vec_concatv4sf_sse): This.
358 (*sse2_concatv2si): Renamed to ...
359 (*vec_concatv2si_sse2): This.
360 (*sse1_concatv2si): Renamed to ...
361 (*vec_concatv2si_sse): This.
362 (*vec_concatv2di_rex): Renamed to ...
363 (*vec_concatv2di_rex64): This.
364 (*vec_concatv2si_sse4_1): New.
365 (*vec_concatv2di_rex64_sse4_1): Likewise.
367 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
369 PR rtl-optimization/36111
370 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
371 that was created for swappable operands.
373 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
376 * Makefile.in: Substitute GNATMAKE and GNATBIND.
377 * configure.ac: Add call to ACX_PROG_GNAT.
379 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
381 * optc-gen.awk: Fix comment typo.
383 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
385 * pretty-print.c (pp_integer_with_precision): Use
386 HOST_LONG_LONG_FORMAT.
388 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
390 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
392 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
394 * config/i386/i386.c (bdesc_ptest): Removed.
395 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
396 (bdesc_args): Add __builtin_ia32_ptestz128,
397 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
398 (ix86_init_mmx_sse_builtins): Updated.
399 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
400 (ix86_expand_builtin): Updated.
402 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
404 * tree-cfg.c (valid_fixed_convert_types_p): New function.
405 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
407 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
409 * value-prof.c (interesting_stringop_to_profile): Do not
410 return early for BUILT_IN_MEMPCPY.
412 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
414 * calls.c (expand_call): Don't use callgraph to increase
415 preferred_stack_boundary.
417 * cgraph.h (cgraph_rtl_info): Use unsigned on
418 preferred_incoming_stack_boundary.
420 * final.c (rest_of_clean_state): Use unsigned on
421 preferred_stack_boundary.
423 2008-05-09 Tom Tromey <tromey@redhat.com>
425 PR preprocessor/22231:
426 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
429 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
431 PR tree-optimization/36129
432 * tree-ssa-ccp.c: Include value-prof.h.
433 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
434 built-in function was folded to a constant.
435 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
437 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
438 Sebastian Pop <sebastian.pop@amd.com>
440 * tree-scalar-evolution.c: Document instantiate_scev.
441 (instantiate_parameters_1): Renamed instantiate_scev_1.
442 Don't use the same loop for instantiation_loop and evolution_loop.
443 (instantiate_scev): New.
444 (instantiate_parameters): Moved...
445 (resolve_mixers): Update call to instantiate_scev_1 to pass the
446 same loop twice. Maintains the semantics for this function.
447 * tree-scalar-evolution.h (instantiate_scev): Declare.
448 (instantiate_parameters): ...here. Now static inline.
449 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
450 instead of resolve_mixers.
452 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
454 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
456 2008-05-09 Tomas Bily <tbily@suse.cz>
458 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
459 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
460 * tree-ssa-structalias.c (get_constraint_for): Likewise.
461 * c-common.c (c_common_truthvalue_conversion): Likewise.
462 * tree-object-size.c (compute_object_offset): Likewise.
463 * tree-inline.c (estimate_num_insns_1): Likewise.
464 * varasm.c (const_hash_1, compare_constant, copy_constant)
465 (compute_reloc_for_constant, output_addressed_constants)
466 (initializer_constant_valid_p): Likewise.
467 * c-omp.c (check_omp_for_incr_expr): Likewise.
468 * gimplify.c (gimplify_expr): Likewise.
469 * c-typeck.c (c_finish_return): Likewise.
470 * tree-vectorizer.c (supportable_widening_operation)
471 (supportable_narrowing_operation): Likewise.
472 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
473 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
474 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
475 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
476 (descr_info_loc): Likewise.
477 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
478 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
479 (fold_unary): Likewise.
480 * builtins.c (get_pointer_alignment): Likewise.
481 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
482 (instantiate_parameters_1): Likewise.
483 * tree.c (expr_align, stabilize_reference): Likewise.
484 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
485 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
486 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
487 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
488 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
489 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
491 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
492 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
493 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
494 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
495 (forward_propagate_comparison)
496 (tree_ssa_forward_propagate_single_use_vars): Likewise.
497 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
498 * emit-rtl.c (component_ref_for_mem_expr)
499 (set_mem_attributes_minus_bitpos): Likewise.
500 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
501 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
503 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
504 (build_function_call, pointer_diff, build_compound_expr)
505 (c_finish_return): Likewise.
506 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
507 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
509 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
510 * expr.c (is_aligning_offset): Likewise.
511 * tree-ssa-alias.c (is_escape_site): Likewise.
512 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
513 (check_all_va_list_escapes): Likewise.
514 * tree-ssa-loop-ivopts.c (determine_base_object)
515 (determine_common_wider_type): Likewise.
516 * dojump.c (do_jump): Likewise.
517 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
518 * tree-gimple.c (is_gimple_cast): Likewise.
519 * fold-const.c (decode_field_reference, )
520 (fold_sign_changed_comparison, fold_unary, fold_comparison)
521 (fold_binary): Likewise.
522 * tree-ssa-alias-warnings.c (find_alias_site_helper)
523 (already_warned_in_frontend_p): Likewise.
524 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
525 * tree.c (really_constant_p, get_unwidened): Likewise.
526 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
527 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
528 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
530 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
532 (CONVERT_EXPR_P): Define.
533 (CASE_CONVERT): Define.
535 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
538 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
539 (delete_unmarked_insns): When deleting a call, call
540 delete_unreachable_blocks.
541 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
542 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
544 2008-05-08 Richard Guenther <rguenther@suse.de>
546 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
547 (-ftree-salias): Likewise.
548 (salias-max-implicit-fields): Remove param documentation.
549 (salias-max-array-elements): Likewise.
550 * tree-pass.h (pass_create_structure_vars): Remove.
551 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
552 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
553 * tree-ssa-alias.c (create_structure_vars): Remove.
554 (gate_structure_vars): Likewise.
555 (pass_create_structure_vars): Likewise.
556 (gate_build_alias): Likewise.
557 (pass_build_alias): Adjust to run always and dump the function.
558 * common.opt (ftree-salias): Hide.
559 * passes.c (init_optimization_passes): Remove
560 pass_create_structure_vars, adjust comment.
561 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
562 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
563 * opts.c (decode_options): Do not set flag_tree_salias.
564 (common_handle_option): Add OPT_ftree_salias to the backward
565 compatibility section.
567 2008-05-08 Richard Guenther <rguenther@suse.de>
569 * tree-flow-inline.h (var_can_have_subvars): Move ...
570 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
571 * tree-flow.h (var_can_have_subvars): Remove.
572 (push_fields_onto_fieldstack): Remove.
573 (sort_fieldstack): Likewise.
574 (struct fieldoff): Move ...
575 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
576 alias_set and base_for_components fields.
577 (sort_fieldstack): Make static.
578 (push_fields_onto_fieldstack): Likewise. Remove code that
579 handles anything but RECORD_TYPEs. Remove alias_set and
580 base_for_components handling.
581 (create_variable_info_for): Adjust.
583 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
585 * common.opt (Wframe-larger-than=): Shorten the help message
587 * doc/invoke.texi (Wframe-larger-than=): Add more description.
589 2008-05-08 Rafael Espindola <espindola@google.com>
591 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
593 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
594 trap and that both operands are gimple values.
595 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
596 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
599 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
601 * read-rtl.c (join_c_conditions): Return the first string if the
602 two strings are equal.
604 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
606 * gensupport.h (pred_data): Add a "num_codes" field.
607 (add_predicate_code): Declare.
608 * gensupport.c (add_predicate_code): New function.
609 (std_pred_table): Add an "allows_const_p" field.
610 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
611 Remove the (incomplete) list of such codes from the codes field.
612 (init_predicate_table): Use add_predicate_code. Add all
613 RTX_CONST_OBJs if allows_const_p is true.
614 * genrecog.c (process_define_predicate): Use add_predicate_code.
616 2008-05-08 David Daney <ddaney@avtrex.com>
617 Richard Sandiford <rsandifo@nildram.co.uk>
619 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
620 special case of constant zero operands.
621 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
622 old and new values. Special case constant zero values.
623 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
625 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
626 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
628 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
631 * simplify-rtx.c (simplify_plus_minus): Create CONST of
632 similar RTX_CONST_OBJ before CONST_INT.
634 2008-05-08 Steve Ellcey <sje@cup.hp.com>
636 * stmt.c (expand_stack_restore): Change sa mode if needed.
638 2008-05-08 Richard Guenther <rguenther@suse.de>
640 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
642 (ix86_sol10_return_in_memory): Likewise.
643 (ix86_i386elf_return_in_memory): Likewise.
644 (ix86_i386interix_return_in_memory): Likewise.
645 * config/i386/i386.c (ix86_return_in_memory): Likewise.
646 (ix86_sol10_return_in_memory): Likewise.
647 (ix86_i386elf_return_in_memory): Likewise.
648 (ix86_i386interix_return_in_memory): Likewise.
650 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
653 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
655 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
656 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
659 2008-05-08 Richard Guenther <rguenther@suse.de>
661 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
662 * tree-data-ref.h (struct dr_alias): Remove subvars field.
663 (DR_SUBVARS): Remove.
664 * tree-dfa.c (dump_subvars_for): Remove.
665 (debug_subvars_for): Likewise.
666 (dump_variable): Do not dump subvars.
667 (remove_referenced_var): Do not remove subvars.
668 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
669 (lookup_subvars_for_var): Remove.
670 (get_subvars_for_var): Likewise.
671 (get_subvars_at): Likewise.
672 (get_first_overlapping_subvar): Likewise.
673 (overlap_subvar): Likewise.
674 * tree-flow.h (subvar_t): Remove.
675 (struct var_ann_d): Remove subvars field.
676 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
677 argument. Remove special handling of SFTs.
678 (compute_tag_properties): Likewise.
679 (set_initial_properties): Likewise.
680 (compute_call_clobbered): Likewise.
681 (count_mem_refs): Likewise.
682 (compute_memory_partitions): Likewise.
683 (compute_flow_insensitive_aliasing): Likewise.
684 (setup_pointers_and_addressables): Likewise.
685 (new_type_alias): Likewise.
686 (struct used_part): Remove.
687 (used_portions): Likewise.
688 (struct used_part_map): Likewise.
689 (used_part_map_eq): Likewise.
690 (used_part_map_hash): Likewise.
691 (free_used_part_map): Likewise.
692 (up_lookup): Likewise.
693 (up_insert): Likewise.
694 (get_or_create_used_part_for): Likewise.
695 (create_sft): Likewise.
696 (create_overlap_variables_for): Likewise.
697 (find_used_portions): Likewise.
698 (create_structure_vars): Likewise.
699 * tree.def (STRUCT_FIELD_TAG): Remove.
700 * tree.h (MTAG_P): Adjust.
701 (struct tree_memory_tag): Remove base_for_components and
702 unpartitionable flags.
703 (struct tree_struct_field_tag): Remove.
704 (SFT_PARENT_VAR): Likewise.
705 (SFT_OFFSET): Likewise.
706 (SFT_SIZE): Likewise.
707 (SFT_NONADDRESSABLE_P): Likewise.
708 (SFT_ALIAS_SET): Likewise.
709 (SFT_UNPARTITIONABLE_P): Likewise.
710 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
711 (union tree_node): Remove sft field.
712 * alias.c (get_alias_set): Remove special handling of SFTs.
713 * print-tree.c (print_node): Remove handling of SFTs.
714 * tree-dump.c (dequeue_and_dump): Likewise.
715 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
716 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
717 * tree-predcom.c (set_alias_info): Do not set subvars.
718 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
719 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
720 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
721 (add_vars_for_offset): Remove.
722 (add_virtual_operand): Remove special handling of SFTs.
723 (add_call_clobber_ops): Likewise.
724 (add_call_read_ops): Likewise.
725 (get_asm_expr_operands): Likewise.
726 (get_modify_stmt_operands): Likewise.
727 (get_expr_operands): Likewise.
728 (add_to_addressable_set): Likewise.
729 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
730 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
731 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
732 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
733 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
734 (tree_node_structure): Likewise.
735 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
737 (find_what_p_points_to): Likewise.
739 2008-05-08 Sa Liu <saliu@de.ibm.com>
741 * config/spu/spu.md: Fixed subti3 pattern.
743 2008-05-08 Richard Guenther <rguenther@suse.de>
746 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
747 sure to create a representative for trailing arrays for PTA.
749 2008-05-08 Richard Guenther <rguenther@suse.de>
752 * fold-const.c (operand_equal_p): Two objects which types
753 differ in pointerness are not equal.
755 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
757 * calls.c (compute_argument_block_size): Add argument tree fndecl.
758 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
759 (emit_library_call_value_1): Add new variable fndecl initialized by
760 NULL_TREE. It should be the decl type of orgfun, but this information
761 seems not to be available here, so it uses the default calling abi.
762 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
763 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
764 by TARGET_RETURN_IN_MEMORY.
765 * config/i386/i386-interix.h: Likewise.
766 * config/i386/i386.h: Likewise.
767 * config/i386/i386elf.h: Likewise.
768 * config/i386/ptx4-i.h: Likewise.
769 * config/i386/sol2-10.h: Likewise.
770 * config/i386/sysv4.h: Likewise.
771 * config/i386/vx-common.h: Likewise.
772 * config/cris/cris.h: Removed #if 0 clause.
773 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
774 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
776 (ix86_sol10_return_in_memory): Likewise.
777 (ix86_i386elf_return_in_memory): New.
778 (ix86_i386interix_return_in_memory): New.
779 * config/mt/mt-protos.h (mt_return_in_memory): New.
780 * config/mt/mt.c: Likewise.
781 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
782 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
783 * config/bfin/bfin.h: Likewise.
784 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
786 * config/bfin/bfin.c: Likewise.
787 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
788 * config/alpha/unicosmk.h: Likewise.
789 * config/i386/cygming.h: Likewise.
790 * config/iq2000/iq2000.h: Likewise.
791 * config/mips/mips.h: Likewise.
792 * config/mn10300/mn10300.h: Likewise.
793 * config/rs6000/rs6000.h: Likewise.
794 * config/score/score.h: Likewise.
795 * config/spu/spu.h: Likewise.
796 * config/v850/v850.h: Likewise.
797 * defaults.h: Likewise.
798 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
799 * expr.c (emit_block_move): Adjust use of
800 OUTGOING_REG_PARM_STACK_SPACE.
801 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
802 OUTGOING_REG_PARM_STACK_SPACE.
803 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
805 2008-05-08 Jakub Jelinek <jakub@redhat.com>
807 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
808 on OMP_RETURN for OMP_FOR.
811 * dwarf2out.c (dw_expand_expr, common_check): Removed.
812 (fortran_common): New function.
813 (gen_variable_die): Call fortran_common instead of common_check,
814 adjust for it returning tree instead of rtx. Formatting.
816 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
820 * see.c (see_copy_insn): Copy new pure const attributes for new call.
821 * c-decl.c (merge_decls): Ditto.
822 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
823 to RTL_CONST_OR_PURE_CALL_P.
824 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
825 Initialized DECL_LOOPING_CONST_PURE.
826 (process_call_operands): Set tree_side_effects properly.
827 * tree.h (TREE_READONLY_DECL_P): Removed.
828 (DECL_IS_PURE): Renamed to DECL_PURE_P.
829 (DECL_LOOPING_OR_CONST_P): New macro.
830 (struct tree_function_decl): Added looping_const_or_pure_p.
832 (ECF_LOOPING_OR_CONST_P): New macro.
833 * rtlanal.c (pure_const_p): Removed.
834 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
835 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
837 * ipa-pure-const.c (pure_const_state_e): Added looping field.
838 (check_decl, check_tree, check_call, scan_function): Initialize
840 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
841 (static_execute): Set looping true for recursive functions.
842 Undo setting state to IPA_NEITHER for recursive functions.
844 * ifcvt.c (noce_can_store_speculate_p): Changed
845 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
846 RTL_CONST_OR_PURE_CALL_P.
847 * dse.c (scan_insn): Ditto.
848 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
849 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
850 RTL_CONST_OR_PURE_CALL_P.
851 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
852 pure_call_p to RTL_CONST_CALL_P.
853 * gimplify.c (gimplify_call_expr): Clear side effects for
854 non-looping pure and constant calls.
855 * calls.c (emit_call_1): Set rtl flags from ecf flags.
856 (flags_from_decl_or_type): Set ecf flags from decl flags.
857 (initialize_argument_information): Turn off
858 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
859 Change const to pure if callee_copies is true rather than just
861 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
862 way of marking pure calls.
863 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
864 Remove hack that was supposed to fix pr7335 and remove old
865 way of marking pure calls.
866 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
867 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
868 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
869 RTL_CONST_OR_PURE_CALL_P.
870 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
871 * loop-invariant.c (find_exits, find_invariant_bb): Changed
872 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
873 * sched-deps.c (schedule_analyze): Ditto.
874 * rtl.h (struct rtx_def): Use call field, unchanging field, and
875 return_val field of calls to represent pure and const function info.
876 (CONST_OR_PURE_CALL_P): Deleted macro.
877 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
878 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
879 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
881 * tree-optimize.c (execute_fixup_cfg): Added test for
882 ECF_LOOPING_CONST_OR_PURE.
883 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
885 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
886 effects for looping pure or const calls.
887 (verify_gimple_expr): Added verification code.
888 * config/alpha/alpha.c (alpha_legitimize_address,
889 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
891 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
892 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
893 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
894 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
895 RTL_CONST_OR_PURE_CALL_P.
896 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
897 and const calls to be deleted.
899 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
902 * config/i386/mmx.md (mmx_subv2sf3): New expander.
903 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
904 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
905 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
906 to handle nonimmediate operands.
907 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
908 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
909 to handle nonimmediate operands.
910 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
911 (mmx_pmulhrwv4hi3): New expander. Use
912 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
913 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
914 (sse2_umulv1siv1di3): New expander. Use
915 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
916 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
917 (mmx_eq<mode>3): New expander. Use
918 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
919 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
920 (mmx_uavgv8qi3): New expander. Use
921 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
922 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
923 (mmx_uavgv4hi3): New expander. Use
924 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
927 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
928 to handle nonimmediate operands.
929 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
930 to handle nonimmediate operands.
931 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
932 to handle nonimmediate operands.
933 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
934 to handle nonimmediate operands.
935 (sse2_unpckhpd_exp): New expander. Use
936 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
937 (sse2_unpcklpd_exp): New expander. Use
938 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
939 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
940 to handle nonimmediate operands.
941 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
942 to handle nonimmediate operands.
943 (*sse2_<plusminus_insn><mode>3): Rename from
944 sse2_<plusminus_insn><mode>3 insn pattern.
945 (sse2_<plusminus_insn><mode>3): New expander. Use
946 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
947 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
948 (sse2_umulv2siv2di3): New expander. Use
949 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
950 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
951 (sse4_1_mulv2siv2di3): New expander. Use
952 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
953 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
954 (sse2_pmaddwd): New expander. Use
955 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
956 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
957 (sse2_eq<mode>3): New expander. Use
958 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
959 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
960 (sse4_1_eqv2di3): New expander. Use
961 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
962 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
963 (sse2_uavgv16qi3): New expander. Use
964 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
965 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
966 (sse2_uavgv16qi3): New expander. Use
967 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
968 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
969 (sse2_uavgv8hi3): New expander. Use
970 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
971 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
972 (ssse3_pmulhrswv8hi3): New expander. Use
973 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
974 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
975 (ssse3_pmulhrswv4hi3): New expander. Use
976 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
978 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
979 (<sse>_vmmul<mode>3): Ditto.
980 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
982 (ssse3_pmaddubsw128): Use register_operand for operand 1.
983 (ssse3_pmaddubsw): Ditto.
985 * config/i386/i386.c (struct_builtin_description)
986 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
987 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
988 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
989 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
990 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
991 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
992 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
993 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
994 (ix86_fixup_binary_operands): Assert that src1
995 and src2 must have the same mode when swapped.
996 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
997 and ix86_binary_operator_ok. Do not force operands in registers
1000 2008-05-07 Jan Hubicka <jh@suse.cz>
1002 * cgraph.c (dump_cgraph_node): Update.
1003 * cgraph.h (cgraph_local_info): Break out inline summary.
1004 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1006 * ipa-inline (inline_summary): New accestor function.
1007 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1008 cgraph_decide_inlining, compute_inline_parameters): Update.
1009 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1011 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1013 Cleanup ColdFire scheduling support and add V4 pipeline model.
1015 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1016 (define_attr cpu): Add cfv4 value.
1017 (define_attr type, define_attr type1): Merge into a single 'type'
1018 attribute. Update all uses.
1019 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1020 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1022 (define_attr opx_mem, define_attr opy_mem): Remove.
1023 (define_attr op_mem): Clean up, update comment.
1024 (define_attr size): Use specific values instead of general int.
1025 (define_attr guess, define_attr split): Remove. Update all uses.
1026 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1027 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1028 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1029 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1030 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1031 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1032 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1033 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1034 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1035 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1036 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1037 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1038 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1039 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1040 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1041 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1042 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1043 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1044 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1045 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1046 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1047 Update or set attributes.
1048 (stack_tie): New fake instruction.
1050 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1051 (m68k_sched_attr_size): Update declaration.
1052 (m68k_sched_attr_type2): Remove.
1053 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1054 Declare new bypass predicates.
1056 * config/m68k/m68k.c (m68k_sched_issue_rate,
1057 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1059 (TARGET_SCHED_ISSUE_RATE,
1060 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1061 (override_options): Handle scheduling for ColdFire V4 core.
1062 (m68k_expand_prologue): Emit stack_tie.
1063 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1064 'OP_TYPE_FPN'. Update all uses.
1065 (sched_guess_p): Remove.
1066 (sched_address_type): Handle symbolic addresses.
1067 (sched_get_operand): New static function.
1068 (sched_operand_type): Merge into sched_attr_op_type.
1069 (sched_attr_op_type): Handle FP registers, handle quick constants,
1071 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1072 (m68k_sched_attr_size): Update. Move logic to ...
1073 (sched_get_attr_size_int): New static function.
1074 (sched_get_opxy_mem_type): New static function.
1075 (m68k_sched_attr_op_mem): Update.
1076 (m68k_sched_attr_type2): Remove.
1077 (sched_cfv4_bypass_data): New static variable.
1078 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1079 (m68k_sched_issue_rate): Implement scheduler hook.
1080 (struct _sched_ib: enabled_p): New field.
1081 (m68k_sched_variable_issue): Update. Handle V4.
1082 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1083 sched_dump_class_func_t, sched_dump_split_class,
1084 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1085 sched_dump_dfa_class, m68k_sched_dump): Remove.
1086 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1088 (m68k_sched_init_global): Remove statisctics dumping, introduce
1089 sanity check that all instructions have pipeline reservations. Handle
1091 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1092 Handle ColdFire V4 core.
1093 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1094 New static functions.
1095 (m68k_sched_address_bypass_p): New bypass predicate.
1096 (sched_get_indexed_address_scale): New static function.
1097 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1099 * cf.md: Update comments.
1100 (define_attr type2): Remove. Use 'type' attribute instead.
1102 (cf_ib): Rename to cfv123_ib. Update all uses.
1103 (cf_oep): Rename to cfv123_oep. Update all uses.
1104 (cf_chr): Rename to cfv123_chr. Update all uses.
1105 (cf_mem): Rename to cfv123_mem. Update all uses.
1106 (cf_mac): Move to more appropriate place.
1107 (cfv123_guess): New automaton and cpu_unit.
1108 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1109 Update uses of 'size' attribute. Handle before reload scheduling.
1110 (cfv123_guess): New dummy reservation for unhandled instructions.
1111 (cfv4_*): Pipeline description of ColdFire V4 core.
1112 (ignore): New reservation to handle 'ignore' type.
1114 2008-05-07 Ian Lance Taylor <iant@google.com>
1117 * gimplify.c (find_single_pointer_decl_1): Don't look through
1119 (find_single_pointer_decl): Adjust comments.
1121 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1124 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1125 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1128 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1129 integral type rather than floating point, then VIEW_CONVERT_EXPR
1130 to the floating point type.
1132 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1134 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1135 TFmode op0 to register.
1137 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1139 * c-decl.c (grokdeclarator): Comment typo.
1141 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1143 * tree-flow.h: Remove prototype for computed_goto_p.
1144 * tree-cfg.c (computed_goto_p): Make static.
1146 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1149 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1150 (contains_aligned_value_p): This. Handle _Decimal128.
1151 (ix86_function_arg_boundary): Only align _Decimal128 to its
1152 natural boundary and handle it properly.
1154 2008-05-06 Martin Jambor <mjambor@suse.cz>
1156 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1157 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1158 (ipcp_method_set_orig_node): Removed.
1159 (ipcp_cval_get_cvalue_type): Removed.
1160 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1161 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1162 (ipcp_cval_set_cvalue_type): Removed.
1163 (ipcp_cval_get_cvalue): Removed.
1164 (ipcp_cval_set_cvalue): Removed.
1165 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1166 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1167 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1168 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1169 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1170 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1171 (ipcp_get_ith_lattice): Changed parameters.
1172 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1173 (ipcp_lattice_from_jfunc): Changed parameters.
1174 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1175 (ipcp_method_cval_print): Added temporary variable info.
1176 (ipcp_redirect): Removed already unused local variable caller.
1177 (ipcp_redirect): New temporary variable orig_callee_info
1178 (ipcp_redirect): Removed newly unused local variable callee.
1179 (ipcp_redirect): Removed (a bit confusing) local variable type.
1180 (ipcp_insert_stage): Added local variable info.
1181 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1183 (ipcp_formal_create): Removed.
1184 (ipcp_method_cval_set): Removed.
1185 (ipcp_propagate_stage): Renamed lattice variables.
1186 (ipcp_method_cval_set_cvalue_type): Removed.
1187 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1188 (ipcp_print_all_lattices): Changed printed strings to refer to
1189 lattices rather than cvals.
1190 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1191 (ipcp_propagate_const): Changed formal parameters.
1192 (build_const_val): Changed formal parameters.
1193 (ipcp_insert_stage): Removed useless variable cvalue
1194 (build_const_val): Changed formal parameters.
1195 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1196 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1197 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1198 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1199 (ipcp_print_func_profile_counts): Changed string from "method" to
1201 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1202 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1203 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1204 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1205 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1206 (ipcp_lat_is_const): Changed parameters and made inline.
1207 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1208 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1209 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1210 the predicate condition directly
1211 (ipcp_propagate_stage): Added local variable args. Removed local
1212 variable callee. (Both are mere code simplifications.)
1213 (ipcp_method_dont_insert_const): Renamed to
1214 ipcp_node_not_modifiable_p.
1215 (ipcp_node_not_modifiable_p): Made inline.
1216 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1217 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1218 (ipcp_print_all_lattices): Removed variable cvalue
1219 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1222 2008-05-06 Olivier Hainque <hainque@adacore.com>
1224 * tree-sra.c (try_instantiate_multiple_fields): Early return
1225 if field has POINTER_TYPE.
1227 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1229 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1230 by using 'q' specifier for instruction.
1231 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1233 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1235 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1236 Change mode of zero_extract from QImode to HImode.
1237 (sign bit tests peepholes): (Ditto.).
1239 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1241 * config/i386/mmx.md: Remove double backslashes from asm templates.
1242 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1243 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1244 to handle nonimmediate operands.
1245 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1246 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1247 to handle nonimmediate operands.
1248 (*mmx_<code>v2sf3_finite): New insn pattern.
1249 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
1250 (mmx_<code>v2sf3): New expander. Use
1251 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1252 (mmx_<plusminus_insn><mode>3): New expander. Use
1253 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1254 (*mmx_<plusminus_insn><mode>3): New insn pattern.
1255 (mmx_add<mode>3): Removed.
1256 (mmx_ssadd<mode>3): Ditto.
1257 (mmx_usadd<mode>3): Ditto.
1258 (mmx_sub<mode>3): Ditto.
1259 (mmx_sssub<mode>3): Ditto.
1260 (mmx_ussub<mode>3): Ditto.
1261 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
1262 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
1263 to handle nonimmediate operands.
1264 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
1266 (mmx_smulv4hi3_highpart): New expander. Use
1267 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1268 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
1270 (mmx_umulv4hi3_highpart): New expander. Use
1271 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1272 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
1273 (mmx_<code>v4hi3): New expander. Use
1274 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1275 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
1276 (mmx_<code>v8qi3): New expander. Use
1277 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1278 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1279 (mmx_<code><mode>3): New expander. Use
1280 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1282 2008-05-05 Jan Hubicka <jh@suse.cz>
1284 PR tree-optimization/36118
1285 * passes.c (pass_init_dump_file): Fix dump header.
1287 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1290 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1291 VCE for function decls.
1293 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1295 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1297 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1299 * config/i386/i386.md (sat_plusminus): New.
1300 (plusminus_insn): Likewise.
1301 (plusminus_mnemonic): Likewise.
1303 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1304 (*<addsub><mode>3_cc_overflow): Renamed to ...
1305 (*<plusminus_insn><mode>3_cc_overflow): This.
1306 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1307 (*<plusminus_insn>si3_zext_cc_overflow): This.
1309 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1310 (<plusminus_insn><mode>3): This.
1311 (*<addsub><mode>3): Renamed to ...
1312 (*<plusminus_insn><mode>3): This.
1313 (<sse>_vm<addsub><mode>3): Renamed to ...
1314 (<sse>_vm<plusminus_insn><mode>3): This.
1315 (sse3_h<addsub>v4sf3): Renamed to ...
1316 (sse3_h<plusminus_insn>v4sf3): This.
1317 (sse3_h<addsub>v2df3): Renamed to ...
1318 (sse3_h<plusminus_insn>v2df3): This.
1319 (<plusminus_insn><mode>3): New.
1320 (*<plusminus_insn><mode>3): Likewise.
1321 (sse2_<plusminus_insn><mode>3): Likewise.
1322 (add<mode>): Removed.
1323 (*add<mode>3): Likewise.
1324 (sse2_ssadd<mode>3): Likewise.
1325 (sse2_usadd<mode>3): Likewise.
1326 (sub<mode>3): Likewise.
1327 (*sub<mode>3): Likewise.
1328 (sse2_sssub<mode>3): Likewise.
1329 (sse2_ussub<mode>3): Likewise.
1331 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1333 * gthr-single.h: Add in required interface elements as per gthr.h.
1334 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1335 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1336 Generalize UNUSED macro.
1337 (__gthread_once): Add.
1338 (__gthread_key_create): Add.
1339 (__gthread_key_delete): Add.
1340 (__gthread_getspecific): Add.
1341 (__gthread_setspecific): Add.
1343 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1345 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1346 the same size types for the indirect reference on the rhs, then
1349 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1351 * config/i386/i386.md
1352 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1353 one insn template instead of template series.
1354 (*xordi_1_rex64): Ditto.
1355 (*xordi_2_rex64): Ditto.
1357 2008-05-05 Ira Rosen <irar@il.ibm.com>
1359 PR tree-optimization/36119
1360 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1363 2008-06-04 Jan Hubicka <jh@suse.cz>
1365 tree-optimization/36100
1366 * tree-pass.h (pass_O0_always_inline): Declare.
1367 * ipa-inline.c (inline_transform): Remove dead code.
1368 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1369 pass_O0_always_inline): New.
1370 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1372 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1374 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1375 mnemonic in this_param move for TARGET_64BIT.
1377 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1379 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1380 (*strmovsi_rex_1): Ditto.
1381 (*strsetsi_1): Ditto.
1382 (*strsetsi_rex_1): Ditto.
1384 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1385 adddicc expanders using SWI mode iterator.
1387 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1390 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1393 2008-05-04 David S. Miller <davem@davemloft.net>
1395 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1396 (sparc*-*-linux*): Use linux.h in tm_file.
1397 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1398 compiler defaulting to 32-bit.
1399 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1401 * config/sparc/linux.h: Remove definitions now obtained
1402 properly from linux.h
1403 * config/sparc/linux64.h: Likewise.
1404 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1405 don't want this setting for 32-bit builds in a biarch compiler.
1406 * doc/install.texi: Add sparc-linux to list of targets
1407 supporting --enable-targets=all.
1409 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1411 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1413 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1415 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1416 after V4SI_FTYPE_V8HI.
1417 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1418 case V4SI_FTYPE_V2DF.
1420 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1422 * doc/invoke.texi (max-flow-memory-locations): Removed.
1423 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1425 2008-05-03 Richard Guenther <rguenther@suse.de>
1428 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1430 2008-05-02 David S. Miller <davem@davemloft.net>
1432 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1434 2008-05-02 Simon Baldwin <simonb@google.com>
1437 * c-common.h (warn_array_subscript_range): Removed.
1438 * c-common.c (warn_array_subscript_range): Ditto.
1439 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1440 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1442 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1444 * config/i386/i386.c (ix86_special_builtin_type): New.
1445 (bdesc_special_args): Likewise.
1446 (ix86_expand_special_args_builtin): Likewise.
1447 (ix86_init_mmx_sse_builtins): Updated.
1448 (ix86_expand_builtin): Updated.
1449 (ix86_expand_store_builtin): Removed.
1450 (ix86_expand_unop_builtin): Likewise.
1452 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1453 * config/i386/mmintrin.h (__v2sf): Here.
1455 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1457 (_mm_loadl_pi): Likewise.
1458 (_mm_storeh_pi): Replace __v2si with __v2sf.
1459 (_mm_storel_pi): Likewise.
1461 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1462 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1463 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1464 __builtin_ia32_loadlpd.
1466 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1468 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1469 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1470 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1471 (ix86_init_mmx_sse_builtins): Updated.
1472 (ix86_expand_args_builtin): Likewise.
1473 (ix86_expand_builtin): Likewise.
1474 (ix86_expand_unop1_builtin): Renamed to ...
1475 (ix86_expand_unop_vec_merge_builtin): This.
1477 2008-05-01 Jan Hubicka <jh@suse.cz>
1480 * ipa-inline.c (inline_generate_summary): Make static.
1481 (inline_transform): Do not call inlining at -O0; make static.
1482 * passes.c (execute_todo): Add sanity check.
1483 (execute_one_ipa_transform_pass): Execute proper flags.
1485 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1487 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1488 (DECL_NONADDRESSABLE_P): Likewise.
1489 * alias.c (record_component_aliases): Fix comment.
1491 2008-05-01 Simon Baldwin <simonb@google.com>
1493 * c-common.h (warn_array_subscript_range): New function.
1494 * c-common.c (warn_array_subscript_range): Ditto.
1495 * tree-vrp.c (check_array_ref): Corrected code to agree with
1496 comment, ignoring only arrays of size 0 or size 1.
1497 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1499 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1501 * config/i386/i386.c (ix86_builtin_type): Replace
1502 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1503 (bdesc_args): Updated.
1504 (ix86_init_mmx_sse_builtins): Likewise.
1505 (ix86_expand_args_builtin): Likewise.
1507 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1510 * doc/extend.texi: Correct __builtin_ia32_palignr.
1512 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1515 * config/i386/i386.c (bdesc_crc32): Removed.
1516 (ix86_expand_crc32): Likewise.
1517 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1518 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1519 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1520 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1521 UINT_FTYPE_UINT_UCHAR.
1522 (bdesc_args): Updated. Add crc32 builtins.
1523 (ix86_init_mmx_sse_builtins): Updated.
1524 (ix86_expand_args_builtin): Updated to support subreg.
1526 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1528 2008-05-01 Jan Hubicka <jh@suse.cz>
1530 * tree-pass.h (opt_pass): Add IPA_PASS.
1531 (varpool_node, cgraph_node): Forward declare.
1532 (ipa_opt_pass): Define.
1533 (pass_ipa_inline): Turn into ipa_opt_pass.
1534 (pass_apply_inline): Remove.
1535 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1536 (apply_inline): Turn into ....
1537 (inline_transform): ... this one.
1538 (inline_generate_summary): New function.
1539 (pass_apply_inline): Remove.
1540 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1542 (struct function): Add ipa_transforms_to_apply.
1543 * passes.c (register_one_dump_file): Work on IPA_PASS.
1544 (init_optimization_passes): Remove pass_inline_parameters and
1546 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1547 (execute_one_pass) ... here; apply transforms when possible.
1548 (add_ipa_transform_pass, execute_ipa_summary_asses,
1549 execute_one_ipa_transform_pass): New.
1550 (execute_ipa_pass_list): Update for IPA_PASS type.
1552 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1554 * config/i386/i386.c (ix86_builtin_type): Add
1555 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1556 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1557 (bdesc_args): Add SSE4a builtins.
1558 (ix86_init_mmx_sse_builtins): Updated.
1559 (ix86_expand_args_builtin): Likewise.
1560 (ix86_expand_builtin): Likewise.
1562 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1564 * config/i386/i386.c (ix86_builtin_type): Add
1565 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1566 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1567 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1568 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1569 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1570 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1571 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1572 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1573 and DI_FTYPE_DI_DI_INT.
1574 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1575 (ix86_init_mmx_sse_builtins): Updated.
1576 (ix86_expand_args_builtin): Likewise.
1577 (ix86_expand_builtin): Likewise.
1578 (ix86_expand_binop_imm_builtin): Removed.
1580 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1582 2008-04-30 Richard Guenther <rguenther@suse.de>
1584 PR tree-optimization/32921
1585 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1587 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1589 * config/arm/arm.c (arm_unwind_emit): Use
1590 crtl->all_throwers_are_sibcalls instead of
1591 cfun->all_throwers_are_sibcalls.
1592 (arm_output_fn_unwind): Likewise.
1593 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1594 instead of cfun->uses_pic_offset_table.
1595 (frv_expand_prologue): Likewise.
1596 (frv_frame_pointer_required): Likewise.
1597 (frv_expand_fdpic_call): Likewise.
1598 (frv_emit_movsi): Likewise.
1599 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1600 cfun->returns_pcc_struct instead of
1601 current_function_returns_pcc_struct.
1602 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1603 instead of cfun->calls_eh_return.
1604 (m32c_pushm_popm): Likewise.
1605 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1606 "extern" declaration.
1608 2008-04-30 Richard Guenther <rguenther@suse.de>
1610 PR tree-optimization/21636
1611 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1613 (evaluate_stmt): Print the likely value.
1614 (ccp_visit_stmt): Avoid excessive vertical spacing.
1616 2008-04-30 Rafael Espindola <espindola@google.com>
1618 * builtins.c (fold_call_expr): Return realret.
1619 * tree-ssa-threadedge.c
1620 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1621 __builtin_object_size.
1623 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1625 * gcc.c (wrapper_string): New variable.
1626 (insert_wrapper): New function.
1627 (execute): New option -wrapper.
1628 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1630 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1632 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1633 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1634 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1636 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1637 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1638 config/rs6000/e500crtres64gprctr.asm,
1639 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1640 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1641 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1642 config/rs6000/e500crtsav64gprctr.asm,
1643 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1644 config/rs6000/e500crtsavg64gprctr.asm: New files.
1645 * config/rs6000/t-ppccomm: Add build rules for new files.
1646 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1647 * config/rs6000/t-netbsd: Add build rules for new files.
1648 (LIB2FUNCS_STATIC_EXTRA): New variable.
1649 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1650 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1651 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1653 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1655 * config/i386/i386.c (ix86_builtin_type): Add
1656 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1657 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1658 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1659 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1660 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1661 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1662 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1663 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1664 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1665 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1666 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1667 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1668 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1669 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1670 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1671 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1672 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1673 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1674 V1DI_FTYPE_V2SI_V2SI.
1675 (bdesc_2arg): Moved to ...
1677 (ix86_init_mmx_sse_builtins): Updated.
1678 (ix86_expand_args_builtin): Updated. Take a pointer
1679 to const struct builtin_description. Handle comparison
1681 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1682 (ix86_expand_builtin): Updated.
1684 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1685 (ssse3_pmaddubsw128): This.
1686 (ssse3_pmaddubswv4hi3): Renamed to ...
1687 (ssse3_pmaddubsw): This.
1689 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1690 (__builtin_ia32_packssdw128): Likewise.
1691 (__builtin_ia32_packuswb128): Likewise.
1692 (__builtin_ia32_pmaddubsw): Likewise.
1693 (__builtin_ia32_pmaddubsw128): Likewise.
1695 2008-04-30 Richard Guenther <rguenther@suse.de>
1697 PR tree-optimization/14847
1698 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1699 (recognize_bits_test): Use it.
1700 (recognize_single_bit_test): Likewise.
1702 2008-04-30 Martin Jambor <mjambor@suse.cz>
1704 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1705 instead of setting number of formal parameters to zero.
1706 (ipcp_init_stage): Do not set the number of actual parameters to zero
1708 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1709 which are called with variable number of arguments.
1710 (ipcp_insert_stage): Explicitely skipping all nodes which are
1711 called with variable number of arguments.
1712 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1713 number of parameters.
1715 * ipa-prop.h (struct ipa_node_params): Added flag
1716 called_with_var_arguments
1717 (ipa_set_param_count): Added. Changed sole setter to use it.
1718 (ipa_get_param_count): Added. All readers of param_count
1719 converted to use it instead.
1720 (ipa_set_called_with_variable_arg): Added.
1721 (ipa_is_called_with_var_arguments): Added.
1722 (ipa_get_ith_param): Added. All readers of param_decls converted
1724 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1726 (ipa_get_cs_argument_count): Added, all readers of argument_count
1728 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1731 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1732 (struct ipcp_lattice): Renamed cval_type to type
1733 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1735 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1736 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1737 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1738 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1739 (build_const_val): Changed the type of parameter cvalue to tree
1740 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1741 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1743 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1746 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1747 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1748 (ipa_add_method): Renamed to ipa_push_func_to_list
1749 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1750 (ipa_callsite_param_count): Removed.
1751 (ipa_callsite_param_count_set): Removed.
1752 (ipa_callsite_param): Removed.
1753 (ipa_callsite_callee): Removed.
1754 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1755 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1756 (ipa_method_formal_count): Removed.
1757 (ipa_method_formal_count_set): Removed.
1758 (ipa_method_get_tree): Removed.
1759 (ipa_method_tree_map_create): Removed.
1760 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1761 (ipa_create_param_decls_array): Creates the array itself
1762 (ipa_create_param_decls_array): Temporary variable info instead of
1764 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1765 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1766 (get_type): Removed.
1767 (ipa_jf_get_info_type): Removed.
1768 (ipa_node_create): Renamed to ipa_create_node_params
1769 (ipa_free): Renamed to ipa_free_all_node_params
1770 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1771 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1772 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1773 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1774 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1775 ipa_free_all_edge_args
1776 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1777 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1778 (ipa_create_methodlist_node): Removed.
1779 (ipa_methodlist_method): Removed.
1780 (ipa_methodlist_method_set): Removed.
1781 (ipa_methodlist_next_method): Removed.
1782 (ipa_methodlist_next_method_set): Removed.
1783 (ipa_method_is_modified): Removed.
1784 (ipa_method_modify_create): Removed.
1785 (ipa_method_modify_init): Temporary variable info instead of a few
1787 (ipa_detect_param_modifications): Temporary variable info instead of
1789 (ipa_compute_jump_functions): Temporary variable info instead of
1791 (ipa_method_modify_set): Removed.
1792 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1793 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1794 than craph_node as the first parameter.
1795 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1796 (ipa_method_modify_init): Removed.
1797 (ipa_compute_jump_functions): Added a temp variable instead of
1798 repeatadly dereferencing the cgraph_edge.aux pointer
1799 (ipa_callsite_param_set_type): Removed.
1800 (ipa_compute_jump_functions): i renamed to index and moved to
1802 (ipa_callsite_param_set_info_type_formal): Removed.
1803 (ipa_callsite_param_set_info_type): Removed.
1804 (ipa_callsite_param_map_create): Removed.
1805 (ipa_callsite_tree): Removed.
1806 (ipa_callsite_caller): Removed.
1807 (ipa_pop_func_from_list): return_method removed to return_func
1809 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1810 prefixed all values with IPA_. Changed all users.
1811 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1812 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1813 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1814 (union parameter_info): Renamed to jump_func_value.
1815 (union jump_func_value): Renamed value to constant
1816 (struct ipa_jump_func): Renamed info_type to value
1817 (struct ipa_node): Renamed to ipa_node_params
1818 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1819 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1820 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1821 (struct ipa_edge): Renamed to ipa_edge_args
1822 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1823 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
1824 (struct ipa_methodlist): Renamed to ipa_func_list
1825 (struct ipa_func_list): method_p renamed to node, next_method
1827 (ipa_methodlist_p): Removed, switched all users to struct pointer
1828 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
1830 2008-04-30 Alan Modra <amodra@bigpond.net.au>
1832 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
1833 (rs6000_emit_epilogue): Use backchain to restore only when we
1834 have a large frame. Make use of frame pointer to restore if we
1835 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
1837 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
1839 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1840 Add mode to zero_extract.
1841 (sign bit tests peepholes): (Ditto.).
1843 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
1845 * config/i386/i386.c (ix86_builtins): Replace Prescott New
1846 Instructions in comments with SSE3.
1847 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
1848 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
1849 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
1850 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
1851 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
1852 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
1853 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
1854 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
1855 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
1856 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
1857 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
1858 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
1859 (bdesc_sse_args): Renamed to ...
1860 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
1861 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
1862 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
1864 (bdesc_1arg): Moved to ...
1866 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
1867 Instructions in comments with SSE3.
1868 (ix86_expand_sse_operands_builtin): Renamed to ...
1869 (ix86_expand_args_builtin): This. Updated.
1870 (ix86_expand_unop1_builtin): Update comments.
1871 (ix86_expand_builtin): Updated.
1873 2008-04-29 Richard Guenther <rguenther@suse.de>
1875 PR tree-optimization/36078
1876 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1877 Update virtual SSA form after cleaning up the CFG.
1879 2008-04-29 Richard Guenther <rguenther@suse.de>
1882 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
1884 2008-04-29 Richard Guenther <rguenther@suse.de>
1886 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
1887 (compute_may_aliases): Do not call finalize_ref_all_pointers.
1888 (compute_flow_insensitive_aliasing): Do not treat
1889 PTR_IS_REF_ALL pointers special.
1890 (get_smt_for): Likewise.
1891 (may_alias_p): Re-structure.
1892 (is_escape_site): A ref-all pointer conversion is not an escape site.
1893 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
1894 PTR_IS_REF_ALL pointers special.
1895 * tree-ssa-structalias.h (struct alias_info): Remove
1896 ref_all_symbol_mem_tag field.
1897 (PTR_IS_REF_ALL): Remove.
1899 2008-04-29 Richard Guenther <rguenther@suse.de>
1902 * fold-const.c (extract_muldiv_1): In combining division constants
1903 make sure to never overflow.
1905 2008-04-29 Nick Clifton <nickc@redhat.com>
1907 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
1909 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1912 * optc-gen.awk: Work around HP-UX/IA awk bug.
1914 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
1916 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
1919 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1922 * config/i386/i386.md
1923 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
1924 Change operand 1 predicate to nonimmediate_operand.
1926 2008-04-28 Jakub Jelinek <jakub@redhat.com>
1929 * dwarf2out.c (struct die_struct): Mark as chain_circular through
1931 * gengtype.c (walk_type, write_func_for_structure): Handle
1933 * doc/gty.texi: Document chain_circular.
1935 2008-04-28 Richard Guenther <rguenther@suse.de>
1937 PR tree-optimization/36066
1938 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
1941 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1944 * config/i386/i386.md
1945 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
1946 Use match_scratch instead of match_operand for operands 3 and 4.
1948 2008-04-27 Richard Guenther <rguenther@suse.de>
1950 PR tree-optimization/18754
1951 PR tree-optimization/34223
1952 * tree-pass.h (pass_complete_unrolli): Declare.
1953 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
1954 loop size before and after unconditionally of UL_NO_GROWTH in effect.
1955 Rewrite loop into loop closed SSA form if it is not already.
1956 (tree_unroll_loops_completely): Re-structure to iterate over
1957 innermost loops with intermediate CFG cleanups.
1958 Unroll outermost loops only if requested or the code does not grow
1960 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
1961 loops are available.
1962 (tree_vectorize): Instead do so here.
1963 (tree_complete_unroll): Also unroll outermost loops.
1964 (tree_complete_unroll_inner): New function.
1965 (gate_tree_complete_unroll_inner): Likewise.
1966 (pass_complete_unrolli): New pass.
1967 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
1968 uses outside of the loop.
1969 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
1970 form if it is available.
1971 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
1972 * passes.c (init_optimization_passes): Schedule complete inner
1973 loop unrolling pass before the first CCP pass after final inlining.
1975 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
1977 * targhooks.h (default_emutls_var_fields,
1978 default_emutls_var_init): Declare.
1979 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
1980 * target.h (struct gcc_target): Add struct emutls member.
1981 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
1982 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
1983 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
1984 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
1985 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
1986 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
1987 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
1988 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
1989 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
1990 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
1991 emit debug information.
1992 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
1993 * varasm.c: Include targhooks.h.
1994 (emutls_object_section, emutls_tmpl_section): New.
1995 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
1996 (EMUTLS_SEPARATOR): New.
1998 (get_emutls_object_name): New.
1999 (default_emutls_var_fields): New, broken out of ...
2000 (get_emutls_object_type): ... here. Adjust to use target hooks.
2001 (get_emutls_init_templ_addr): Adjust to use target hooks.
2002 (emutls_decl): Adjust to use target hooks.
2003 (emutls_finish): Likewise.
2004 (default_emutls_var_init): New, broken out of ...
2005 (assemble_variable): ... here. Adjust to use target hooks.
2006 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2008 * c-common.c (handle_section_attribute): Prevent overriding
2009 sections for emulated tls with special sections.
2010 * config/i386/i386.c (x86_64_elf_select_section): Add
2011 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2012 (x86_64_elf_unique_section): Likewise.
2013 * config/vxworks.c: Include tree.h.
2014 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2015 (vxworks_override_options): Set TLS scheme.
2016 * doc/tm.texi (Emulated TLS): New node.
2018 2008-04-26 Simon Baldwin <simonb@google.com>
2021 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2022 with propagated string constants.
2024 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2026 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2027 constraint for operand 2 when operand 0 is memory operand.
2028 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2029 operand 0 is memory operand.
2030 (fix_trunc<mode>_i387_with_temp): Ditto.
2031 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2032 operand 2 when operand 1 is memory operand.
2033 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2034 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2035 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2036 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2037 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2038 operands 2,3 and 4 when operand 1 is memory operand.
2039 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2041 (fistdi2_floor_with_temp): Ditto.
2042 (fist<mode>2_floor_with_temp): Ditto.
2043 (fistdi2_ceil_with_temp): Ditto.
2044 (fist<mode>2_ceil_with_temp): Ditto.
2045 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2047 2008-04-26 David Daney <ddaney@avtrex.com>
2049 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2051 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2052 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2053 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2054 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2055 (compare_and_swap_12): New insn.
2056 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2057 * config/mips/mips.c (mips_force_binary): New function.
2058 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2059 (mips_expand_compare_and_swap_12): New function.
2060 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2062 2008-04-25 Jan Hubicka <jh@suse.cz>
2065 * cfgexpand.c (pass_expand): Turn into RTL pass.
2066 * passes.c (execute_one_pass): Do pass typechecking after execution.
2067 * tree-pass.h (pass_expand): Turn into RTL pass.
2069 * function.h (struct rtl_data): Move here fields
2070 accesses_prior_frames, calls_eh_return, saves_all_registers,
2071 has_nonlocal_goto, has_asm_statement, is_thunk,
2072 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2073 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2074 arg_pointer_save_area_init from struct function; turn into bool.
2075 (struct function): Move
2076 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2077 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2078 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2079 tail_call_emit, arg_pointer_save_area_init
2080 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2081 (current_function_returns_struct, current_function_returns_pcc_struct,
2082 current_function_calls_setjmp, current_function_calls_alloca,
2083 current_function_accesses_prior_frames,
2084 current_function_calls_eh_return, current_function_is_thunk,
2085 current_function_stdarg, current_function_profile,
2086 current_function_limit_stack, current_function_uses_pic_offset_table,
2087 current_function_uses_const_pool, current_function_has_nonlocal_label,
2088 current_function_saves_all_registers,
2089 current_function_has_nonlocal_goto,
2090 current_function_has_asm_statement): Remove accesor macros.
2091 * ra-conflict.c (global_conflicts): Update.
2092 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2093 (suitable_for_tail_call_opt_p): Update.
2094 * builtins.c (expand_builtin_return_addr): Update.
2095 (expand_builtin_setjmp_setup): Update.
2096 (expand_builtin_nonlocal_goto): Update.
2097 * final.c (final_start_function): Update.
2098 (profile_function): Update.
2099 (leaf_function_p): Update.
2100 (only_leaf_regs_used): Update.
2101 * df-scan.c (df_get_exit_block_use_set): Update.
2102 * dojump.c (clear_pending_stack_adjust): Update.
2103 * tree-stdarg.c (gate_optimize_stdarg): Update.
2104 * gimple-low.c (lower_function_body): Update.
2105 * global.c (compute_regsets): Update.
2106 (global_alloc): Update.
2107 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2108 * expr.c (expand_assignment): Update.
2109 * dse.c (dse_step0): Update.
2110 (dse_step1): Update.
2111 * c-decl.c (store_parm_decls): Update.
2112 * local-alloc.c (combine_regs): Update.
2113 (find_free_reg): Update.
2114 * function.c (assign_parms_augmented_arg_list): Update.
2115 (assign_parm_find_data_types): Update.
2116 (assign_parms): Update.
2117 (allocate_struct_function): Update.
2118 (expand_function_start): Update.
2119 (expand_function_end): Update.
2120 (get_arg_pointer_save_area): Update.
2121 (thread_prologue_and_epilogue_insns): Update.
2122 (rest_of_match_asm_constraints): Update.
2123 * stor-layout.c (variable_size): Update.
2124 * gcse.c (gcse_main): Update.
2125 (bypass_jumps): Update.
2126 * gimplify.c (gimplify_function_tree): Update.
2127 * calls.c (emit_call_1): Update.
2128 (expand_call): Update.
2129 * bt-load.c (compute_defs_uses_and_gen): Update.
2130 * except.c (sjlj_assign_call_site_values): Update.
2131 (sjlj_emit_function_enter): Update.
2132 (can_throw_external): Update.
2133 (set_nothrow_function_flags): Update.
2134 (expand_builtin_unwind_init): Update.
2135 (expand_eh_return): Update.
2136 (convert_to_eh_region_ranges): Update.
2137 (output_function_exception_table): Update.
2138 * emit-rtl.c (gen_tmp_stack_mem): Update.
2139 * cfgexpand.c (expand_used_vars): Update.
2140 (tree_expand_cfg): Update.
2141 * cfgcleanup.c (rest_of_handle_jump): Update.
2142 * explow.c (allocate_dynamic_stack_space): Update.
2143 * varasm.c (assemble_start_function): Update.
2144 (force_const_mem): Update.
2145 (mark_constant_pool): Update.
2146 * tree-optimize.c (tree_rest_of_compilation): Update.
2147 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2148 * tree-cfg.c (notice_special_calls): Update.
2149 (is_ctrl_altering_stmt): Update.
2150 (tree_can_make_abnormal_goto): Update.
2151 (tree_purge_dead_abnormal_call_edges): Update.
2152 * config/alpha/predicates.md: Update.
2153 * config/alpha/alpha.c (alpha_sa_mask): Update.
2154 (alpha_sa_size): Update.
2155 (alpha_does_function_need_gp): Update.
2156 (alpha_expand_prologue): Update.
2157 (alpha_start_function): Update.
2158 (alpha_output_function_end_prologue): Update.
2159 (alpha_expand_epilogue): Update.
2160 * config/frv/frv.c (frv_stack_info): Update.
2161 (frv_expand_epilogue): Update.
2162 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2163 (s390_register_info): Update.
2164 (s390_frame_info): Update.
2165 (s390_init_frame_layout): Update.
2166 (s390_can_eliminate): Update.
2167 (save_gprs): Update.
2168 * config/spu/spu.c (spu_split_immediate): Update.
2169 (need_to_save_reg): Update.
2170 (spu_expand_prologue): Update.
2171 (spu_expand_epilogue): Update.
2172 * config/sparc/sparc.md: Update.
2173 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2174 (sparc_tls_got): Update.
2175 (legitimize_pic_address): Update.
2176 (sparc_emit_call_insn): Update.
2177 (sparc_expand_prologue): Update.
2178 (output_return): Update.
2179 (print_operand): Update.
2180 (sparc_function_ok_for_sibcall): Update.
2181 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2182 * config/m32r/m32r.md: Update.
2183 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2184 (m32r_compute_frame_size): Update.
2185 (m32r_expand_prologue): Update.
2186 (m32r_expand_epilogue): Update.
2187 (m32r_legitimize_pic_address): Update.
2188 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2189 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2190 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2192 (ix86_save_reg): Update.
2193 (ix86_compute_frame_layout): Update.
2194 (ix86_expand_prologue): Update.
2195 (ix86_expand_epilogue): Update.
2196 * config/sh/sh.c (output_stack_adjust): Update.
2197 (calc_live_regs): Update.
2198 (sh5_schedule_saves): Update.
2199 (sh_expand_prologue): Update.
2200 (sh_expand_epilogue): Update.
2201 (sh_setup_incoming_varargs): Update.
2202 (sh_allocate_initial_value): Update.
2203 (sh_get_pr_initial_val): Update.
2204 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2205 * config/sh/sh.md (label:): Update.
2206 * config/avr/avr.c (out_movhi_mr_r): Update.
2207 * config/crx/crx.h (enum): Update.
2208 * config/xtensa/xtensa.h (along): Update.
2209 * config/stormy16/stormy16.c Update.
2210 (xstormy16_compute_stack_layout): Update.
2211 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2212 (fr30_expand_prologue): Update.
2213 * config/cris/cris.c (cris_conditional_register_usage): Update.
2214 (cris_reg_saved_in_regsave_area): Update.
2215 (cris_initial_frame_pointer_offset): Update.
2216 (cris_simple_epilogue): Update.
2217 (cris_expand_prologue): Update.
2218 (cris_expand_epilogue): Update.
2219 (cris_expand_pic_call_address): Update.
2220 (cris_asm_output_symbol_ref): Update.
2221 (cris_asm_output_label_ref): Update.
2222 * config/cris/cris.md Update.
2223 * config/iq2000/iq2000.c (compute_frame_size): Update.
2224 (iq2000_expand_epilogue): Update.
2225 * config/mt/mt.h (save_direction): Update.
2226 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2227 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2228 (ia64_secondary_reload_class): Update.
2229 * config/m68k/m68k.c (m68k_save_reg): Update.
2230 (m68k_expand_prologue): Update.
2231 (m68k_expand_epilogue): Update.
2232 (legitimize_pic_address): Update.
2233 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2234 (first_reg_to_save): Update.
2235 (first_altivec_reg_to_save): Update.
2236 (compute_vrsave_mask): Update.
2237 (compute_save_world_info): Update.
2238 (rs6000_stack_info): Update.
2239 (spe_func_has_64bit_regs_p): Update.
2240 (rs6000_ra_ever_killed): Update.
2241 (rs6000_emit_eh_reg_restore): Update.
2242 (rs6000_emit_allocate_stack): Update.
2243 (rs6000_emit_prologue): Update.
2244 (rs6000_emit_epilogue): Update.
2245 (rs6000_output_function_epilogue): Update.
2246 (output_profile_hook): Update.
2247 (rs6000_elf_declare_function_name): Update.
2248 * config/rs6000/rs6000.h (rs6000_args): Update.
2249 * config/rs6000/rs6000.md: Update.
2250 * config/mcore/mcore.c (mcore_expand_prolog): Update.
2251 * config/arc/arc.c (arc_output_function_epilogue): Update.
2252 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
2253 * config/darwin.c (machopic_function_base_name): Update.
2254 * config/score/score3.c (score3_compute_frame_size): Update.
2257 (score3_epilogue): Update.
2258 * config/score/score7.c (score7_compute_frame_size): Update.
2259 (score7_prologue): Update.
2260 (score7_epilogue): Update.
2261 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
2262 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2263 * config/arm/arm.c (use_return_insn): Update.
2264 (require_pic_register): Update.
2265 (arm_load_pic_register): Update.
2266 (arm_compute_save_reg0_reg12_mask): Update.
2267 (arm_compute_save_reg_mask): Update.
2268 (thumb1_compute_save_reg_mask): Update.
2269 (output_return_instruction): Update.
2270 (arm_output_function_prologue): Update.
2271 (arm_output_epilogue): Update.
2272 (arm_get_frame_offsets): Update.
2273 (arm_expand_prologue): Update.
2274 (thumb_pushpop): Update.
2275 (thumb_exit): Update.
2276 (thumb1_expand_prologue): Update.
2277 (thumb1_expand_epilogue): Update.
2278 (arm_unwind_emit): Update.
2279 (arm_output_fn_unwind): Update.
2280 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2281 * config/arm/arm.md: Update.
2282 * config/pa/pa.md: Update.
2283 * config/pa/pa.c (legitimize_pic_address): Update.
2284 (compute_frame_size): Update.
2285 (hppa_expand_prologue): Update.
2286 (hppa_expand_epilogue): Update.
2287 (borx_reg_operand): Update.
2288 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2289 (HARD_REGNO_RENAME_OK): Update.
2290 * config/mips/mips.c (mips_global_pointer): Update.
2291 (mips_save_reg_p): Update.
2292 (mips_compute_frame_info): Update.
2293 (mips_frame_pointer_required): Update.
2294 (mips_expand_prologue): Update.
2295 (mips_expand_epilogue): Update.
2296 (mips_can_use_return_insn): Update.
2297 (mips_reorg_process_insns): Update.
2298 * config/v850/v850.c (compute_register_save_size): Update.
2299 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2300 * config/mmix/mmix.c (along): Update.
2301 (mmix_expand_epilogue): Update.
2302 * config/bfin/bfin.c (legitimize_pic_address): Update.
2303 (must_save_p): Update.
2304 (stack_frame_needed_p): Update.
2305 (add_to_reg): Update.
2306 (bfin_expand_prologue): Update.
2307 * stmt.c (expand_asm_operands): Update.
2308 * reload1.c (reload): Update.
2309 (init_elim_table): Update.
2311 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2313 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2315 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2317 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2318 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2319 (mov<mode>): Removed.
2320 (*movv4sf_internal): Likewise.
2321 (*movv2df_internal): Likewise.
2323 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2325 * config.gcc (crx-*-elf): Remove deprecation.
2327 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2329 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2330 __gcc_deregister_frame with atexit.
2331 (deregister_frame_dtor): Remove.
2333 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2334 Nathan Sidwell <nathan@codesourcery.com>
2336 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2338 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2339 (rs6000_isel): Likewise.
2340 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2341 (rs6000_isel): New variable.
2342 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2344 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2347 * c-common.c (handle_vector_size_attribute): Call
2348 lang_hooks.types.reconstruct_complex_type instead of
2349 reconstruct_complex_type.
2350 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2351 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2352 * langhooks.h (struct lang_hooks_for_types): Add
2353 reconstruct_complex_type hook.
2354 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2355 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2357 2008-04-24 Richard Guenther <rguenther@suse.de>
2359 * c-common.h (check_builtin_function_arguments): Declare.
2360 * c-common.c (validate_nargs): New function.
2361 (check_builtin_function_arguments): Likewise.
2362 * c-typeck.c (build_function_call): Call
2363 check_builtin_function_arguments.
2364 * builtins.c (fold_builtin_classify): Remove error reporting code.
2365 (fold_builtin_unordered_cmp): Likewise.
2366 (fold_builtin_1): Likewise.
2367 (fold_builtin_n): Likewise.
2369 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2371 PR tree-optimization/36008
2372 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2373 the original op1, rather than delta by step.
2375 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2376 Sebastian Pop <sebastian.pop@amd.com>
2378 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2379 eliminate_local_variables_stmt, eliminate_local_variables,
2380 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2381 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2382 of code delimited by two edges in the CFG.
2383 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2384 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2385 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2386 the case of parallelisation of reductions.
2387 (expr_invariant_in_region_p): New.
2389 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2390 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2392 2008-04-24 Ira Rosen <irar@il.ibm.com>
2393 Richard Guenther <rguenther@suse.de>
2395 PR tree-optimization/36034
2396 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2397 incapable of dealing with loads with gaps.
2399 2008-04-24 Rafael Espindola <espindola@google.com>
2401 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2402 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2403 vrp_evaluate_conditional.
2404 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2405 (vrp_evaluate_conditional): Split the cond argument.
2406 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2407 (simplify_stmt_for_jump_threading): Update call to
2408 vrp_evaluate_conditional.
2410 2008-04-24 Ira Rosen <irar@il.ibm.com>
2412 PR tree-optimization/35982
2413 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2414 interleaved data-refs are of the same type.
2416 2008-04-24 Danny Smith <dannysmith@users.net>
2418 * c-format.c (check_format_info_main): Use strncmp rather than a
2419 magic prefix to handle multichar length specs.
2420 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2421 Don't prefix "I64" and "I32" with '\0'.
2423 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2426 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2427 in registers for -m32 only if stdarg_p (fntype).
2429 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2431 PR rtl-optimization/36006
2432 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2433 temp to op0 in order to avoid invalid rtx sharing.
2435 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2437 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2438 check TREE_INVARIANT.
2439 * tree-gimple.c (is_gimple_address): New.
2440 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2441 * tree-gimple.h (is_gimple_address): New.
2442 * tree.h (decl_address_invariant_p): New.
2443 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2444 (build_string): Likewise.
2445 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2446 (tree_invariant_p_1): Likewise.
2447 (save_expr): Use it.
2448 (tree_invariant_p): New.
2449 (skip_simple_arithmetic): Use it.
2450 (stabilize_reference_1): Use it.
2451 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2453 (build1_stat): Drop code to compute TREE_INVARIANT.
2454 (build2_stat): Drop code to compute TREE_INVARIANT.
2455 (build3_stat): Drop code to compute TREE_INVARIANT.
2456 (build4_stat): Drop code to compute TREE_INVARIANT.
2457 (build5_stat): Drop code to compute TREE_INVARIANT.
2458 (build7_stat): Drop code to compute TREE_INVARIANT.
2459 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2460 * tree.h (struct tree_base): Remove invariant_flag.
2461 (TREE_INVARIANT): Remove.
2462 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2463 (fold_builtin_expect): Check TREE_CONSTANT.
2464 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2465 * c-tree.h (c_expr_to_decl): Drop third parameter.
2466 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2467 (build_c_cast): Don't set TREE_INVARIANT.
2468 (pop_init_level): Don't set TREE_INVARIANT.
2469 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2470 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2472 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2473 (gimplify_addr_expr): Adjust comment.
2474 * tree-mudflap.c (mf_build_string):
2475 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2476 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2477 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2478 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2479 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2480 * langhooks.h (struct lang_hooks): Drop third parameter from
2483 2008-04-23 Richard Guenther <rguenther@suse.de>
2485 PR tree-optimization/27799
2486 PR tree-optimization/32921
2487 PR tree-optimization/32624
2488 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2489 SMTs aliases and the tag itself into the solution.
2490 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2491 merge the points-to solution back into the SMT aliases.
2492 (may_alias_p): Use alias_set_subset_of instead of
2493 aliases_conflict_p. A pointer which points to
2494 memory with alias set zero may access any variable.
2496 2008-04-23 Richard Guenther <rguenther@suse.de>
2498 * alias.c (alias_set_subset_of): Correctly handle asking
2499 if zero is a subset of an alias set with zero child.
2500 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2501 (compute_flow_insensitive_aliasing): Correctly walk all
2502 pointers. Do not unnecessarily union sets.
2504 2008-04-23 Richard Guenther <rguenther@suse.de>
2507 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2509 2008-04-22 Tomas Bily <tbily@suse.cz>
2511 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2513 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2515 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2516 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2517 * tree-inline.c (estimate_num_insns_1): Likewise.
2518 * varasm.c (const_hash_1, compare_constant, copy_constant)
2519 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2520 * emit-rtl.c (component_ref_for_mem_expr)
2521 (set_mem_attributes_minus_bitpos): Likewise.
2522 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2523 (is_aligning_offset): Likewise.
2524 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2525 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2526 * dojump.c (do_jump): Likewise.
2527 * builtins.c (get_pointer_alignment, get_memory_rtx)
2528 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2529 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2531 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2533 PR rtl-optimization/36017
2534 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2535 expanding the library call.
2537 2008-04-22 Ian Lance Taylor <iant@google.com>
2539 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2542 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2544 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2545 of LR/CTR moves for Power6.
2547 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2550 * passes.c (init_optimization_passes): Remove
2551 pass_fast_rtl_byte_dce.
2553 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2556 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2557 builtin functions to generate faster code.
2558 (_mm_cvtpu16_ps): Ditto.
2559 (_mm_cvtpi32x2_ps): Ditto.
2561 2008-04-22 Nick Clifton <nickc@redhat.com>
2563 * common.opt (ftree-loop-distribution): Add Optimization
2566 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2567 (frv_expand_builtin_va_start): Likewise.
2569 * config/arm/arm.c (thumb_find_work_register): Fix location of
2570 argument register count.
2572 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2574 Support scheduling for ColdFire V1 and V3 microarchitecture.
2575 Improve scheduling of multiplication instructions.
2577 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2578 (mac): New instruction attribute.
2579 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2580 (m68k_sched_mac): New variable.
2581 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2582 Handle cfv1 and cfv3.
2583 (max_insn_size): New static variable.
2584 (struct _sched_ib): New type.
2585 (sched_ib): New static variable.
2586 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2587 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2588 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2590 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2591 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2592 new variables. Update.
2593 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2594 Add modeling of cfv3 instruction buffer. Update.
2595 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2596 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2597 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2598 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2599 a particular reservation applies to.
2600 (type2): Reorganize attribute values. Rename alu to alu_reg,
2601 alu_l to alu, move_l to omove. Join move to alu. Split mul
2603 (cf_ib_*): Simplify description of instruction buffer.
2604 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2605 (cf_mem): Split into cf_mem1 and cf_mem2.
2606 (cf_v2_move_??): Rename to cfv12_alu_??.
2607 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2608 (cf_v2_mul_??): Remove reservations.
2609 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2610 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2611 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2613 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2614 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2615 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2616 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2617 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2618 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2619 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2620 expansions of the above reservations for instructions of sizes
2623 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2625 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2627 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2629 * coverage.c: Include tree-pass.h.
2630 (coverage_counter_alloc): Print da_file_name to the dump file.
2632 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2634 * sbitmap.c (sbitmap_range_empty_p): New function.
2635 * sbitmap.h (sbitmap_range_empty_p): New function.
2636 * bitmap.h: Now includes obstack.h.
2638 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2639 Kenneth Zadeck <zadeck@naturalbridge.com>
2641 * dbgcnt.def (ra_byte_scan): Added.
2642 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2643 when the last hit happens for a counter.
2644 * timevar.def (TV_DF_BYTE_LR): New variable.
2645 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2646 * passes.c (pass_fast_rtl_byte_dce): New pass.
2647 * fwprop.c (update_df): Added mode to call df_ref_create.
2648 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2649 DF_REF_EXTRACT_OFFSET.
2650 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2651 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2653 (df_ref_extract): Added mode field.
2654 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2655 DF_REF_EXTRACT_OFFSET.
2656 (DF_REF_EXTRACT_MODE): New macro.
2657 (df_byte_lr_bb_info): New structure.
2658 (df_print_byte_regset, df_compute_accessed_bytes,
2659 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2660 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2661 df_byte_lr_simulate_uses,
2662 df_byte_lr_simulate_artificial_refs_at_top,
2663 df_byte_lr_simulate_artificial_refs_at_end,
2664 df_compute_accessed_bytes): New function.
2665 (df_ref_create): Add parameter.
2666 (df_byte_lr_get_bb_info): New inline function.
2667 * df-scan.c (df_ref_record, df_uses_record,
2668 df_ref_create_structure): Added mode parameter.
2669 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2670 df_defs_record, df_uses_record, df_get_conditional_uses,
2671 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2672 df_entry_block_defs_collect, df_exit_block_uses_collect):
2673 Added mode parameter to calls to df_ref_record, df_uses_record,
2674 df_ref_create_structure.
2675 (df_ref_equal_p, df_ref_compare): Added test for modes.
2676 (df_ref_create_structure): Added code to set mode. Renamed
2677 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2678 DF_REF_EXTRACT_OFFSET.
2679 * df-core.c (df_print_byte_regset): New function.
2680 * df-byte-scan.c: New file.
2681 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2682 calls to BITMAP_FREE.
2683 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2684 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2685 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2686 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2687 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2688 df_byte_lr_local_compute, df_byte_lr_init,
2689 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2690 df_byte_lr_transfer_function, df_byte_lr_free,
2691 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2692 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2693 df_byte_lr_simulate_uses,
2694 df_byte_lr_simulate_artificial_refs_at_top,
2695 df_byte_lr_simulate_artificial_refs_at_end): New function.
2696 * dce.c (byte_dce_process_block): New function.
2697 (dce_process_block): au is now passed in rather than computed
2698 locally. Changed loops that look at artificial defs to not look
2699 for conditional or partial ones, because there never are any.
2700 (fast_dce): Now is able to drive byte_dce_process_block or
2701 dce_process_block depending on the kind of dce being done.
2702 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2703 (rest_of_handle_fast_byte_dce): New function.
2704 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2705 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2707 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2710 * gcc.h: Added fortran options that take arguments to
2711 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2714 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2716 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2717 scalarization if on the LHS and not a full access.
2719 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2721 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2723 2008-04-18 Rafael Espindola <espindola@google.com>
2725 * tree-vrp.c (find_case_label_index): Fix the binary search.
2726 (find_case_label_range): New.
2727 (vrp_visit_switch_stmt): Use find_case_label_range.
2728 (simplify_switch_using_ranges): Use find_case_label_range.
2730 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2732 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2733 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2735 2008-04-18 Tom Tromey <tromey@redhat.com>
2738 * doc/cpp.texi (Implementation-defined behavior): Mention
2741 2008-04-18 Ian Lance Taylor <iant@google.com>
2743 * fold-const.c (pointer_may_wrap_p): New static function.
2744 (fold_comparison): Add another test for pointer overflow. Use
2745 pointer_may_wrap_p to disable some false positives.
2747 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2749 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2750 (fname_as_string): Match updated cpp_interpret_string prototype.
2751 (fix_string_type): Support char16_t* and char32_t*.
2752 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2753 derivative) nodes. Register as builtin if C++0x.
2754 (c_parse_error): Support CPP_CHAR{16,32}.
2755 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2756 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2757 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2758 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2759 CTI_CHAR32_ARRAY_TYPE>: New elements.
2760 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2761 char32_type_node, signed_char32_type_node, char16_array_type_node,
2762 char32_array_type_node): New defines.
2763 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2764 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2765 (lex_string): Support CPP_STRING{16,32}, match updated
2766 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2767 (lex_charconst): Support CPP_CHAR{16,32}.
2768 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2769 and CPP_STRING{16,32}.
2771 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2774 * aclocal.m4: Regenerate.
2775 * configure: Regenerate.
2777 2008-04-18 Jan Hubicka <jh@suse.cz>
2779 * except.c (dw2_size_of_call_site_table,
2780 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2782 * cgraphbuild.c (build_cgraph_edges): Update.
2783 * tree-pass.h: Update comment.
2784 * final.c (leaf_function_p): Update.
2785 (leaf_renumber_regs): Update.
2786 (rest_of_clean_state): Update.
2787 * omp-low.c (expand_omp_parallel): Update.
2788 * ipa-reference.c (analyze_function): Update.
2789 * reorg.c (find_end_label): Update.
2790 (optimize_skip): Update.
2791 (fill_simple_delay_slots): Update.
2792 (fill_simple_delay_slots): Update.
2793 (make_return_insns): Update.
2794 (dbr_schedule): Update.
2795 * gimple-low.c (record_vars_into): Update.
2796 * cfgbuild.c (make_edges): Update.
2797 * function.c (assign_stack_local): Update.
2798 (assign_parm_adjust_stack_rtl): Update.
2799 (locate_and_pad_parm): Update.
2800 (allocate_struct_function): Do not initialize stack_alignment_needed
2801 and preferred_stack_boundary here.
2802 (stack_protect_prologue): Update.
2803 (stack_protect_epilogue): Update.
2804 (expand_function_start): Initialize stack_alignment_needed,
2805 preferred_stack_boundary and max_jumptable_ents.
2806 (expand_function_end): Update.
2807 (free_after_compilation): Do not NULLify epilogue_delay_list.
2808 * function.h (struct rtl_data): Add stack_protect_guard,
2809 stack_alignment_needed,
2810 preferred_stack_boundary, epilogue_delay_list.
2811 (struct function): Remove value_histograms, stack_alignment_needed,
2812 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2814 unexpanded_var_list, stack_protect_guard.
2815 (current_function_epilogue_delay_list): Remove.
2816 * ipa-type-escape.c (analyze_function): Update.
2817 * gimplify.c (pop_gimplify_context): Update comment.
2818 * calls.c (expand_call): Update.
2819 (emit_library_call_value_1): Update.
2820 * except.c (set_nothrow_function_flags): Update.
2821 * cfgexpand.c (get_decl_align_unit): Update.
2822 (create_stack_guard): Update.
2823 (estimated_stack_frame_size): Update.
2824 (expand_used_vars): Update.
2825 (tree_expand_cfg): Free histogram earliers, init expansion variables.
2826 * explow.c (allocate_dynamic_stack_space): Update.
2827 * tree-ssa-live.c (remove_unused_locals): Update.
2828 * varasm.c (mark_constant_pool): Update.
2829 * tree-inline.c (remap_decls): Update.
2830 (initialize_cfun): Update.
2831 (declare_return_variable): Update.
2832 (inline_forbidden_p): Update.
2833 (expand_call_inline): Update.
2834 (declare_inline_vars): Update.
2835 (tree_function_versioning): Update.
2836 * tree-flow.h (value_histograms): New.
2837 (VALUE_HISTOGRAMS): New macro.
2838 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
2840 * tree-cfg.c (set_bb_for_stmt): Update.
2841 (replace_by_duplicate_decl): Update.
2842 (move_block_to_fn): Update.
2843 (new_label_mapper): Update.
2844 (dump_function_to_file): Update.
2845 * ipa-struct-reorg.c (build_data_structure): Update.
2846 * cfgrtl.c (print_rtl_with_bb): Update.
2847 * reload1.c (reload): Update.
2849 * config/i386/i386.c (setup_incoming_varargs_64,
2850 ix86_compute_frame_layout): Update.
2851 * config/arc/arc.c (arc_output_function_epilogue): Update.
2853 2008-04-18 Marius Strobl <marius@FreeBSD.org>
2855 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
2856 for FreeBSD as well.
2857 * gthr-posix95.h: Likewise.
2859 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
2861 PR rtl-optimization/35838
2862 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
2863 out the byte offset of the first subreg.
2865 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
2867 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
2868 to split_ti instead of three separate calls with single member arrays.
2869 (subti3 splitter): Ditto.
2870 (adddi3 splitter): Ditto with split_di.
2871 (subdi3 splitter): Ditto.
2872 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
2873 two separate calls with single member arrays. Swap match_dup
2874 operands 1 and 2 to better fit into the array.
2875 (negdi2 splitter): Ditto with split_di.
2876 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
2877 two separate calls with single member arrays. Swap match_dup operands
2878 6 and 7 to better fit into the array.
2880 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
2882 * config/i386/i386.c (sse_builtin_type): New.
2883 (bdesc_sse_args): Likewise.
2884 (bdesc_sse_3arg): Removed.
2885 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2886 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
2887 IX86_BUILTIN_ROUNDPS.
2888 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
2889 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
2890 IX86_BUILTIN_ROUNDPS.
2891 (ix86_expand_sse_4_operands_builtin): Removed.
2892 (ix86_expand_sse_operands_builtin): New.
2893 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
2894 and CODE_FOR_sse4_1_roundps.
2895 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2896 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2898 2008-04-17 Alan Modra <amodra@bigpond.net.au>
2901 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
2902 regs before frame pop when needed. If use_backchain_to_restore_sp
2903 then load backchain into a temp reg to restore vr and vrsave. Add
2904 code to restore vr after frame pop if possible.
2906 2008-04-17 Richard Guenther <rguenther@suse.de>
2908 * tree-vn.c (expressions_equal_p): Do not check type
2909 equality or compatibility before calling operand_equal_p.
2910 * fold-const.c (operand_equal_p): Check equivalence of
2911 integer constants before bailing out due to signedness or
2912 precision differences.
2913 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
2914 spurious differences in type qualification. Ignore types
2915 for COMPONENT_REFs at all.
2917 2008-04-17 Christian Bruel <christian.bruel@st.com>
2919 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
2920 msw_skip comparison.
2922 2008-04-16 Jakub Jelinek <jakub@redhat.com>
2925 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
2928 PR tree-optimization/35899
2929 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
2930 rather than TREE_OPERAND.
2932 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
2935 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
2936 temporary registers. Change operand predicate to general_operand.
2937 (remainderxf3): Ditto.
2939 2008-04-16 Richard Guenther <rguenther@suse.de>
2941 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
2942 * tree-affine.c (aff_combination_expand): Look through some
2945 2008-04-15 Doug Kwan <dougkwan@google.com>
2947 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
2949 * tree-pretty-print.c (dump_generic_node): Ditto.
2950 * final.c (output_addr_const): Ditto.
2951 * dwarf2out.c (output_cfi): Ditto.
2952 * c-pretty-print.c (pp_c_integer_constant): Ditto.
2953 * print-rtl.c (print_rtx): Ditto.
2954 * print-tree.c (print_node_brief, print_node): Ditto.
2955 * c-common.c (match_case_to_enum_1): Ditto.
2956 * sched-vis.c (print_value): Ditto.
2957 * config/i386/i386.c (print_operand): Cast to long unsigned int
2960 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
2961 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
2962 MS Windows VirtualProtect function.
2964 2008-04-15 Jan Hubicka <jh@suse.cz>
2966 * gengtype.c (write_root): Param_is argument is OK.
2967 * expr.c (expand_expr_real_1): Update call of get_exception_*.
2968 * function.h: Include varray.h
2969 (rtl_eh): New stucture based on except.c one.
2970 (call_site_record): New forward declaration and vector type.
2971 * calls.c (emit_call_1): Do not call
2972 note_current_region_may_contain_throw.
2973 * except.c (eh_status): Remove cur_region, try_region since they are
2975 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
2976 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
2977 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
2978 Remove call_site_data_used, call_site_data_size.
2979 Turn call_site_record into vector in function.h.
2980 (note_current_region_may_contain_throw): Remove.
2981 (get_exception_pointer, get_exception_filter): Do not take struct
2982 function argument; update.
2983 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
2984 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
2985 build_post_landing_pads, dw2_build_landing_pads,
2986 sjlj_assign_call_site_values, sjlj_mark_call_sites,
2987 sjlj_emit_function_enter, sjlj_emit_function_enter,
2988 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
2989 sjlj_build_landing_pads, finish_eh_generation,
2990 remove_exception_handler_label, remove_eh_handler,
2991 maybe_remove_eh_handler, add_reachable_handler,
2992 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
2993 add_action_record, collect_one_action_chain, add_call_site,
2994 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
2995 sjlj_output_call_site_table, output_function_exception_table,
2996 * except.h (note_current_region_may_contain_throw): Remove
2997 (get_exception_pointer, get_exception_filter): Do not take struct
2999 * Makefile.in (GTFILES): Put varargs before struct function.
3001 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3003 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3004 punt for STRING_CST.
3005 (get_constraint_for): Deal with STRING_CST here instead.
3007 2008-04-15 Richard Guenther <rguenther@suse.de>
3009 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3010 statements in a basic-block with a backward walk. Do not
3011 substitute into dead statements but instead remove those.
3013 2008-04-15 Richard Guenther <rguenther@suse.de>
3015 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3016 to zero, thus disable creation of SFTs.
3018 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3020 * tree-predcom.c (suitable_reference_p): Return false if the
3021 reference can throw.
3023 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3026 * c-decl.c (finish_decl): If extern or static var has variable
3027 size, set TREE_TYPE (decl) to error_mark_node.
3029 2008-04-15 Rafael Espindola <espindola@google.com>
3031 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3034 2008-04-15 Richard Guenther <rguenther@suse.de>
3036 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3037 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3038 (visit_reference_op_load): Do walk vuse-vdef chains on
3039 vn_reference_lookup.
3040 (visit_reference_op_store): But do not here.
3041 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3042 vn_reference_lookup.
3043 (vn_lookup_with_vuses): But do so here.
3045 2008-04-14 Ian Lance Taylor <iant@google.com>
3047 * fold-const.c (fold_overflow_warning): Remove assertion.
3049 2008-04-15 Ben Elliston <bje@au.ibm.com>
3051 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3052 temp1 local variables.
3054 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3057 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3058 ".text.unlikely" section as executable.
3060 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3062 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3063 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3064 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3065 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3066 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3067 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3068 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3070 2008-04-14 Ian Lance Taylor <iant@google.com>
3072 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3073 * fold-const.c (fold_comparison): If appropriate, test
3074 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3075 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3076 reassociating a pointer type.
3077 * doc/invoke.texi (Optimize Options): Document that
3078 -fstrict-overflow applies to pointer wraparound.
3080 2008-04-13 Jan Hubicka <jh@suse.cz>
3082 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3084 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3086 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3087 we are going to "save the world".
3089 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3091 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3092 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3093 operand 0 constraint, not "=".
3095 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3097 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3099 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3101 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3102 of size of positions_needed * CHAR_BIT.
3104 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3107 * dse.c (store_info): Change positions_needed to unsigned
3109 (lowpart_bitmask): New.
3110 (record_store): Cast to unsigned HOST_WIDE_INT for
3111 positions_needed. Assert width <= size of positions_needed *
3112 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3113 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3114 lowpart_bitmask to set mask.
3116 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3118 * config/bfin/constraints.md: New file.
3119 * config/bfin/bfin.md: Include it.
3120 (adddi3): Use satisfies_constraint functions instead of the old macros.
3121 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3122 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3123 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3124 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3125 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3126 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3127 EXTRA_CONSTRAINT): Delete.
3128 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3129 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3131 * config/bfin/bfin.c: Include "tm-constrs.h".
3132 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3133 Use satisfies_constraint functions instead of the old macros.
3134 * doc/md.texi (Blackfin Constraints): Update file name reference.
3136 2008-04-11 Richard Guenther <rguenther@suse.de>
3138 PR tree-optimization/35869
3139 * tree-vrp.c (execute_vrp): Move switch statement update after
3140 jump threading. Schedule another cfg cleanup run.
3142 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3145 * attribs.c (decl_attributes): Return early on errorneous node.
3147 2008-04-10 Oleg Ryjkov <olegr@google.com>
3149 * tree.h (struct tree_base): Added a new flag default_def_flag.
3150 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3152 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3154 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3156 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3159 * pa.md: Define mode iterator P. Define mode attribute dwc.
3160 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3161 (icacheflush): Likewise.
3162 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3163 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3165 2008-04-11 Ben Elliston <bje@au.ibm.com>
3167 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3169 2008-04-10 Rafael Espindola <espindola@google.com>
3171 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3172 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3173 (extract_range_from_expr): The same.
3175 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3177 * config/mips/mips.md (GPR2): New mode iterator.
3179 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3180 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3181 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3182 Rewrite these to take two modes, the mode of comparison and the
3183 mode of the destination.
3184 * config/mips/mips.c (mips_expand_scc): Instead of having
3185 paradoxical subreg as destination, expand "narrowing" scc if mode
3186 of comparison is SI and target is requested in DI mode.
3187 (mips_emit_int_order_test): Update comment. Make mode of
3188 comparison match CMP0 rather than TARGET. When creating inverse
3189 target use mode of TARGET.
3191 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3193 * gcov-dump.c (tag_summary): Only print summaries for the first
3194 GCOV_COUNTERS_SUMMABLE counters.
3196 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3198 * config/i386/i386.md (absneg): New code iterator.
3199 (absnegprefix): New code attribute.
3200 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3201 patterns using absneg code iterator.
3202 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3203 using absneg code iterator.
3204 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3205 *neg<mode>2 patterns using absneg code iterator.
3206 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3207 *negextendsfdf2 patterns using absneg code iterator.
3208 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3209 *negextendsfxf2 patterns using absneg code iterator.
3210 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3211 *negextendsfdf2 patterns using absneg code iterator.
3212 * config/i386/sse.md (<code><mode>2): Macroize expander from
3213 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3215 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3217 * config/s390/s390.h: Remove the remains of the recent search
3218 & replace action of current_function_outgoing_args_size.
3220 2008-04-10 Ira Rosen <irar@il.ibm.com>
3222 PR tree-optimization/35821
3223 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3224 NEW_STMT_LIST is not NULL.
3226 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3229 * toplev.c (process_options): Remove -ffunction-sections debugging
3232 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3234 PR middle-end/PR28690
3235 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3236 than gen_rtx_fmt_ee to perform more canonicalizations.
3238 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3241 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3243 2008-04-09 Richard Guenther <rguenther@suse.de>
3245 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3246 (dump_function_to_file): Dump function arguments with types.
3248 2008-04-08 Richard Guenther <rguenther@suse.de>
3250 * fold-const.c (fold_widened_comparison): Do not allow
3251 sign-changes that change the result.
3253 2008-04-08 Janis Johnson <janis187@us.ibm.com>
3256 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
3257 kinds of indirect references.
3259 2008-04-08 David Edelsohn <edelsohn@gnu.org>
3261 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
3262 GNU Fortran language string.
3264 2008-04-08 Rafael Espindola <espindola@google.com>
3266 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
3267 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
3268 * tree.h (tree_call_nonnegative_warnv_p): New.
3270 2008-04-08 Jan Hubicka <jh@suse.cz>
3272 * function.c (free_after_compilation): Clear out regno_reg_rtx
3275 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
3278 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3280 PR middle-end/PR28690
3281 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3282 same precedence as REG_POINTER and MEM_POINTER operands.
3284 2008-04-08 Richard Guenther <rguenther@suse.de>
3287 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3288 for adding index to base.
3290 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3292 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3293 (MINGW_ENABLE_EXECUTE_STACK): New.
3294 (IN_LIBGCC2): For libgcc include windows.h file for
3295 function declarations.
3297 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3299 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3300 and tem2 if tem1 is not a REG or MULT.
3302 2008-04-08 Jan Hubicka <jh@suse.cz>
3304 * function.h (incomming_args): Break out of struct function.
3305 (function_subsections): Break out of struct function.
3306 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3307 return_rtx and hard_reg_initial_vals from struct function.
3308 Kill inl_max_label_num.
3309 (current_function_pops_args, current_function_args_info,
3310 current_function_args_size, current_function_args_size,
3311 current_function_pretend_args_size,
3312 current_function_outgoing_args_size,
3313 current_function_internal_arg_pointer, current_function_return_rtx):
3314 Kill compatibility accestor macros.
3315 * builtins.c (expand_builtin_apply_args_1): Update.
3316 (expand_builtin_next_arg): Update.
3317 * df-scan.c (df_get_call_refs): Update.
3318 * dbxout.c (dbxout_function_end): Update.
3319 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3320 (output_line_info): Update.
3321 (secname_for_decl): Update.
3322 (dwarf2out_var_location): Update.
3323 * function.c (free_after_compilation): Update.
3324 (assign_parm_find_stack_rtl): Update.
3325 (assign_parms): Update.
3326 (expand_dummy_function_end): Update.
3327 (expand_function_end): Update.
3328 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3329 (expand_call): Update.
3330 (emit_library_call_value_1): Update.
3331 (store_one_arg): Update.
3332 * varasm.c (initialize_cold_section_name): Update.
3333 (unlikely_text_section): Update.
3334 (unlikely_text_section_p): Update.
3335 (assemble_start_function): Update.
3336 (assemble_end_function): Update.
3337 (default_section_type_flags): Update.
3338 (switch_to_section): Update.
3339 * integrate.c (set_decl_abstract_flags): Update.
3340 (get_hard_reg_initial_val): Update.
3341 (has_hard_reg_initial_val): Update.
3342 (allocate_initial_values): Update.
3343 * resource.c (init_resource_info): Update.
3344 * config/alpha/alpha.c (NUM_ARGS): Update.
3345 (direct_return): Update.
3346 (alpha_va_start): Update.
3347 (alpha_sa_size): Update.
3348 (alpha_initial_elimination_offset): Update.
3349 (alpha_expand_prologue): Update.
3350 (alpha_start_function): Update.
3351 (alpha_expand_epilogue): Update.
3352 (unicosmk_initial_elimination_offset):
3353 * config/alpha/alpha.md (call expander): Update.
3354 * config/s390/s390.c (s390_register_info): Update.
3355 (s390_register_info): Update.
3356 (s390_frame_info): Update.
3357 (s390_initial_elimination_offset): Update.
3358 (s390_build_builtin_va_list): Update.
3359 (s390_va_start): Update.
3360 * config/spu/spu.c (direct_return): Update.
3361 (spu_expand_prologue): Update.
3362 (spu_initial_elimination_offset): Update.
3363 (spu_build_builtin_va_list): Update.
3364 (spu_va_start): Update.
3365 * config/sparc/sparc.c (sparc_init_modes): Update.
3366 (sparc_compute_frame_size): Update.
3367 (function_value): Update.
3368 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3369 * config/i386/i386.md (return expander): Update.
3370 * config/i386/i386.c (ix86_va_start): Update.
3371 (ix86_can_use_return_insn_p): Update.
3372 (ix86_compute_frame_layout): Update.
3373 (ix86_expand_epilogue): Update.
3374 * config/sh/sh.c (output_stack_adjust): Update.
3375 (calc_live_regs): Update.
3376 (sh_expand_prologue): Update.
3377 (sh_builtin_saveregs): Update.
3378 (sh_va_start): Update.
3379 (initial_elimination_offset): Update.
3380 (sh_allocate_initial_value): Update.
3381 (sh_function_ok_for_sibcall): Update.
3382 (sh_get_pr_initial_val): Update.
3383 * config/sh/sh.md (return expander): Update.
3384 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3385 * config/crx/crx.c (crx_compute_frame): UPdate.
3386 (crx_initial_elimination_offset): UPdate.
3387 * config/xtensa/xtensa.c (compute_frame_size): Update
3388 (xtensa_builtin_saveregs): Update.
3389 (xtensa_va_start): Update.
3390 (order_regs_for_local_alloc): Update.
3391 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3392 (xstormy16_expand_builtin_va_start): Update.
3393 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3394 * config/m68hc11/m68hc11.md (return expanders): Update.
3395 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3396 (expand_epilogue): Update.
3397 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3398 (cris_simple_epilogue): Update.
3399 (cris_expand_prologue): Update.
3400 (cris_expand_epilogue): Update.
3401 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3402 (compute_frame_size): Update.
3403 * config/mt/mt.c (mt_compute_frame_size): Update.
3404 * config/mn10300/mn10300.c (expand_prologue): Update.
3405 (expand_epilogue): Update.
3406 (initial_offset): Update.
3407 (mn10300_builtin_saveregs):
3408 * config/mn10300/mn10300.md (return expander): Update.
3409 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3410 (ia64_initial_elimination_offset): Update.
3411 (ia64_initial_elimination_offset): Update.
3412 (ia64_expand_prologue): Update.
3413 * config/m68k/m68k.md (return expander): Update.
3414 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3415 (rs6000_stack_info): Update.
3416 * config/mcore/mcore.c (layout_mcore_frame): Update.
3417 (mcore_expand_prolog): Update.
3418 * config/arc/arc.c (arc_compute_frame_size): Update.
3419 * config/score/score3.c (score3_compute_frame_size): Update.
3420 * config/score/score7.c (score7_compute_frame_size): Update.
3421 * config/arm/arm.c (use_return_insn): Update.
3422 (thumb_find_work_register): Update.
3423 (arm_compute_save_reg_mask): Update.
3424 (arm_output_function_prologue): Update.
3425 (arm_output_epilogue): Update.
3426 (arm_size_return_regs): Update.
3427 (arm_get_frame_offsets): Update.
3428 (arm_expand_prologue): Update.
3429 (thumb_exit): Update.
3430 (thumb_unexpanded_epilogue): Update.
3431 (thumb1_output_function_prologue): Update.
3432 * config/pa/pa.md (return expander): Update.
3433 * config/pa/pa.c (compute_frame_size): Update.
3434 (hppa_builtin_saveregs): Update.
3435 * config/mips/mips.c (mips_va_start): Update.
3436 (mips16_build_function_stub): Update.
3437 (mips_compute_frame_info): Update.
3438 (mips_restore_gp): Update.
3439 (mips_output_function_prologue): Update.
3440 (mips_expand_prologue): Update.
3441 * config/v850/v850.c (compute_frame_size): Update.
3442 (expand_prologue): * config/mmix/mmix.c (along): update.
3443 (mmix_initial_elimination_offset): update.
3444 (mmix_reorg): update.
3445 (mmix_use_simple_return): update.
3446 (mmix_expand_prologue): update.
3447 (mmix_expand_epilogue): Update.
3448 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3449 (emit_link_insn): Update.
3451 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3453 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3454 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3456 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3459 2008-04-07 Jan Hubicka <jh@suse.cz>
3461 * function.h (rtl): Rename to x_rtl.
3463 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3464 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3465 used_temp_slots avail_temp_slots, temp_slot_level,
3466 nonlocal_goto_handler_labels): Update accesstors.
3467 (rtl): New global variable.
3468 (struct function): Move some fileds to rtl_data.
3469 (get_arg_pointer_save_area): Update prototype.
3470 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3471 get_arg_pointer_save_area.
3472 * expr.c (init_expr): Update
3473 * function.c (get_frame_size): Update
3474 (assign_stack_local): Update
3475 (expand_function_end): Update.
3476 (get_art_pointer_save_area): Update
3478 * emit-rtl.c (rtl): Declare.
3479 (regno_reg_rtx): Declare.
3480 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3482 (gen_reg_rtx): Update.
3483 * varasm.c (n_deferred_constatns): Update accestor.
3484 (init_varasm_status): Do not allocate varasm_status.
3485 (force_const_mem, get_pool_size, output_constant_pool): Update.
3486 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3487 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3488 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3489 * sparc/sparc.h (INIT_EXPANDERS): Update.
3490 * ia64/ia64.h (INIT_EXPANDERS): Update.
3492 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3494 * reload.c (push_secondary_reload): Add missing break to for loop.
3496 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3498 PR middle-end/PR28690
3499 * rtlanal.c: Update copyright years.
3500 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3501 as REG_POINTER and MEM_POINTER operands.
3502 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3503 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3504 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3505 * gcse.c: Update copyright years.
3506 (pre_delete): Call gen_reg_rtx_and_attrs.
3507 (hoist_code): Likewise.
3508 (build_store_vectors): Likewise.
3509 (delete_store): Likewise.
3510 * loop-invariant.c (move_invariant_reg): Likewise.
3511 Update copyright years.
3513 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3515 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3516 control string instead of quoted.
3518 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3520 * doc/rtl.texi: Rewrite of subreg section.
3522 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3525 * config/i386/i386.c (legitimize_pic_address): Add treating
3526 of dllimport SYM_REF's.
3527 (legitimize_dllimport_symbol): Add prototype.
3529 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3531 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3532 reference in constructor with non self-referential type.
3534 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3536 Removal of Return with Depressed Stack Pointer support
3537 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3538 (ECF_SP_DEPRESSED): Likewise.
3539 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3540 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3541 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3542 (expand_call): Do not test ECF_SP_DEPRESSED.
3543 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3544 * function.c (keep_stack_depressed): Delete.
3545 (handle_epilogue_set): Likewise.
3546 (update_epilogue_consts): Likewise.
3547 (emit_equiv_load): Likewise.
3548 (thread_prologue_and_epilogue_insns): Remove support for Return with
3549 Depressed Stack Pointer.
3550 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3552 2008-04-06 Richard Guenther <rguenther@suse.de>
3554 PR tree-optimization/35400
3555 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3556 information from SSA_NAMEs.
3558 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3560 * config/avr/avr.h (avr_mega_p): Remove declaration.
3561 (AVR_MEGA): Remove macro.
3562 * config/avr/avr.c (avr_mega_p): Remove variable.
3563 (avr_override_options): Remove inicializion of avr_mega_p.
3564 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3565 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3566 (avr_jump_mode): (Ditto.).
3567 (avr_output_progmem_section_asm_op): (Ditto.).
3568 (avr_asm_init_sections): (Ditto.).
3569 (avr_asm_init_sections): (Ditto.).
3570 (avr_rtx_costs): (Ditto.).
3571 * config/avr/avr.md: (Ditto.).
3572 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3575 2008-04-06 Richard Guenther <rguenther@suse.de>
3577 PR tree-optimization/35842
3578 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3579 is_gimple_invariant_address.
3581 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3583 * gcc.c (default_compilers): Sync Fortran extensions list with
3584 that in fortran/lang-specs.h.
3585 * doc/invoke.texi: Likewise.
3586 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3587 * dwarf2out.c (gen_compile_unit_die): Likewise.
3589 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3591 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3593 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3596 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3597 attribute is used for nested functions.
3599 2008-04-05 Jan Hubicka <jh@suse.cz>
3601 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3603 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3605 (dump_files): Update.
3606 (enable_rtl_dump_file): Do not accept letter argument.
3607 * tree-pass.h (dump_file_info): Remove letter argument.
3608 * toplev.c (decode_d_option): Update -da handling.
3609 * toplev.h (enable_rtl_dump_file): Update prototype.
3610 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3611 it out based on pass type.
3612 (register_dump_files_1): Likewise.
3613 (init_optimization_passes): Update register_one_dump_file calls.
3614 (execute_one_pass): Sanity check that IPA passes are called at IPA
3615 level and RTL passes at RTL level.
3616 (execute_pass_list): IPA pass can not be after or subpass of
3618 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3619 disallov RTL subpasses of IPA subpasses.
3621 2008-04-05 Ben Elliston <bje@au.ibm.com>
3623 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3624 builtins that return exactly once and do not throw. Cache call to
3627 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3629 PR rtl-optimization/34916
3631 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3632 between instruction pairs.
3634 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3636 * doc/invoke.texi: Document -mbitops for SH.
3637 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3638 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3639 * config/sh/sh.c (print_operand): Add %t operand code.
3640 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3641 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3642 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3643 (extendqihi2): Likewise.
3644 (movqi_i): Likewise.
3645 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3646 (extv): Use bld instruction for SH2A if possible.
3648 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3649 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3650 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3651 (bset.b, bclr.b): Define peepholes.
3652 * config/sh/sh.opt (mbitops): New option.
3654 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3657 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3658 and view convert expression.
3660 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3663 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3665 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3667 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3669 * config/i386/cpuid.h (bit_AES): New.
3670 (bit_PCLMUL): Likewise.
3672 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3673 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3674 SSE2 if AES or PCLMUL is enabled.
3675 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3676 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3677 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3678 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3679 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3680 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3681 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3682 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3683 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3684 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3685 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3686 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3687 __builtin_ia32_aeskeygenassist128 and
3688 __builtin_ia32_pclmulqdq128.
3689 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3690 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3691 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3693 * config/i386/i386.h (TARGET_AES): New.
3694 (TARGET_PCLMUL): Likewise.
3695 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3697 * config/i386/i386.md (UNSPEC_AESENC): New.
3698 (UNSPEC_AESENCLAST): Likewise.
3699 (UNSPEC_AESDEC): Likewise.
3700 (UNSPEC_AESDECLAST): Likewise.
3701 (UNSPEC_AESIMC): Likewise.
3702 (UNSPEC_AESKEYGENASSIST): Likewise.
3703 (UNSPEC_PCLMUL): Likewise.
3705 * config/i386/i386.opt (maes): New.
3706 (mpclmul): Likewise.
3708 * config/i386/sse.md (aesenc): New pattern.
3709 (aesenclast): Likewise.
3711 (aesdeclast): Likewise.
3713 (aeskeygenassist): Likewise.
3714 (pclmulqdq): Likewise.
3716 * config/i386/wmmintrin.h: New.
3718 * doc/extend.texi: Document AES and PCLMUL built-in function.
3720 * doc/invoke.texi: Document -maes and -mpclmul.
3722 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3724 * function.c (free_after_parsing): Replace with
3725 cxx_push_function_context from C++ front-end.
3726 (allocate_struct_function): Don't call langhook.
3727 * langhooks.h (struct lang_hooks_for_functions): Delete.
3728 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3730 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3731 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3732 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3733 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3734 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3735 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3736 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3738 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3739 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3741 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3744 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3747 2008-04-04 Richard Guenther <rguenther@suse.de>
3750 * fold-const.c (optimize_minmax_comparison): Use the correct
3751 type for the constant in the simplified comparison.
3753 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3755 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3756 Pass L2 size as "--param l2-cache-size" to the compiler.
3757 (decode_l2_cache): New function to decode L2 cache parameters using
3758 0x8000006 extended cpuid function.
3759 (detect_caches_amd): Determine parameters of L2 cache using
3760 decode_l2_caches function.
3761 (decode_caches_intel): Decode L2 cache parameters.
3762 (detect_caches_intel): Determine L2 cache parameters using
3763 decode_caches_intel and decode_l2_caches functions.
3765 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3767 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3768 secondary input reload for subword loads from the constant pool.
3770 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3773 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3774 constants of the appropriate size for runtime calculations.
3777 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3778 decimal-float literal constant zero.
3780 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3783 * c-parser.c (c_parser_omp_atomic): Call
3784 default_function_array_conversion on the RHS.
3787 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3788 call is_variable_sized if decl has incomplete type.
3790 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3792 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3794 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3796 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3798 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3799 (sgt<u>): Merge sgt and sgtu into new expander.
3800 (sgt, sgtu): Remove expanders.
3801 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3802 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3803 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3804 *sgtu_<mode>_mips16 into new pattern.
3805 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3806 (sge<u>): Merge sge and sgeu into new expander.
3807 (sge, sgeu): Remove expanders.
3808 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3810 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3811 (slt<u>): Merge slt and sltu into new expander.
3812 (slt, sltu): Remove expanders.
3813 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3814 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3815 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3816 *sltu_<mode>_mips16 into new pattern.
3817 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3818 (sle<u>): Merge sle and sleu into new expander.
3819 (sle, sleu): Remove expanders.
3820 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3821 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3822 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3823 *sleu_<mode>_mips16 into new pattern.
3824 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
3826 2008-04-03 Jan Hubicka <jh@suse.cz>
3828 PR tree-optimization/35795
3829 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
3830 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3831 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3832 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3833 * score/score3.c (score3_output_mi_thunk): Likewise.
3834 * score/score7.c (score7_output_mi_thunk): Likewise.
3835 * mips/mips.c (mips_output_mi_thunk): Likewise.
3837 2008-04-03 Richard Guenther <rguenther@suse.de>
3839 * tree-vrp.c (extract_range_from_unary_expr): Handle all
3840 conversions. Simplify code.
3842 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3844 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
3846 2008-04-03 Tom Tromey <tromey@redhat.com>
3847 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3849 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3850 * config/bfin/t-bfin-linux (generated_files): Add
3851 linux-sysroot-suffix.h.
3852 * doc/install.texi (Prerequisites): Require make 3.80.
3853 * doc/sourcebuild.texi (Front End Directory): Document new
3855 * Makefile.in (generated_files): New variable.
3856 (ALL_HOST_OBJS): New variable.
3857 ($(ALL_HOST_OBJS)): New target.
3859 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3861 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
3862 (remap_block): Call id->transform_lang_insert_block instead
3864 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
3865 Set id.transform_lang_insert_block to NULL.
3866 (clone_body): Move to cp/optimize.c
3867 * tree-inline.h (struct copy_body_data): Change
3868 transform_lang_insert_block to function pointer.
3869 (copy_generic_body, copy_decl_no_change): Export.
3870 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
3871 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
3872 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
3874 * c-tree.h (insert_block): Kill.
3875 * c-decl.c (insert_block): Kill.
3877 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3879 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3880 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3881 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
3883 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
3884 argument, call {push,pop}_function_context from here.
3885 * c-parser.c: Use c_{push,pop}_function_context.
3887 * function.c (push_function_context_to): Move meat ...
3888 (push_function_context): ... here. Simplify.
3889 * function.c (pop_function_context_from): Move meat ...
3890 (pop_function_context): ... here. Simplify.
3891 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
3893 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3894 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3895 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
3896 * tree.h (push_function_context_to, pop_function_context_from): Remove.
3898 2008-04-03 Ben Elliston <bje@au.ibm.com>
3900 * expmed.c (extract_force_align_mem_bit_field): Remove.
3902 2008-04-03 Richard Guenther <rguenther@suse.de>
3905 * expr.h (try_casesi): Adjust prototype.
3906 * expr.c (try_casesi): Take fallback label as extra parameter.
3907 Use that for gen_casesi if default_label is NULL.
3908 * stmt.c (expand_case): Pass fallback label to try_casesi,
3909 make sure to fill gaps with a fallback label if default_label
3912 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
3915 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
3917 2008-04-03 Ben Elliston <bje@au.ibm.com>
3919 * expmed.c (extract_split_bit_field): Remove if (0) code.
3920 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
3921 (do_ds_constraint): Likewise.
3923 2008-04-02 Joseph Myers <joseph@codesourcery.com>
3925 * doc/cppopts.texi (-dU): Document.
3926 * c-common.h (flag_dump_macros): Update comment.
3927 * c-opts.c (handle_OPT_d): Handle -dU.
3928 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
3929 dump_queued_macros, cb_used_define, cb_used_undef): New.
3930 (init_pp_output): Handle -dU.
3931 (cb_line_change): Call dump_queued_macros.
3932 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
3934 2008-04-02 Anatoly Sokolov <aesok@post.ru>
3936 * config/avr/predicates.md (io_address_operand): New predicate.
3937 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
3938 * config/avr/avr.c (avr_io_address_p): Remove function.
3939 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
3940 'avr_io_address_p' function.
3941 (out_movhi_r_mr): (Ditto.).
3942 (out_movqi_mr_r): (Ditto.).
3943 (out_movhi_mr_r): (Ditto.).
3944 (avr_address_cost): (Ditto.).
3946 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
3948 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
3949 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
3950 in 32bit mode when XMM registers are available to avoid store
3952 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
3953 corresponding post-reload splitters.
3955 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3957 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
3958 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
3959 __builtin_ia32_roundss.
3960 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
3961 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
3962 __builtin_ia32_roundss.
3963 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
3964 IX86_BUILTIN_SHUFPD here.
3966 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3968 * config/i386/i386.md (plogic): New.
3969 (plogicprefix): Likewise.
3971 * config/i386/mmx.md (mmx_<code><mode>3): New.
3972 (mmx_and<mode>3): Removed.
3973 (mmx_ior<mode>3): Likewise.
3974 (mmx_xor<mode>3): Likewise.
3976 * config/i386/sse.md (<code><mode>3): New.
3977 (*<code><mode>3): Likewise.
3978 (*<code><mode>3): Likewise.
3979 (<code><mode>3): Likewise.
3980 (*sse_<code><mode>3): Likewise.
3981 (*sse2_<code><mode>3): Likewise.
3982 (<code>tf3): Likewise.
3983 (*<code>tf3): Likewise.
3984 (and<mode>3): Likewise.
3985 (*and<mode>3): Likewise.
3986 (ior<mode>3): Removed.
3987 (*ior<mode>3): Likewise.
3988 (xor<mode>3): Likewise.
3989 (*xor<mode>3): Likewise.
3990 (*and<mode>3): Likewise.
3991 (*ior<mode>3): Likewise.
3992 (*xor<mode>3): Likewise.
3993 (and<mode>3): Likewise.
3994 (*sse_and<mode>3): Likewise.
3995 (*sse2_and<mode>3): Likewise.
3997 (*andtf3): Likewise.
3998 (ior<mode>3): Likewise.
3999 (*sse_ior<mode>3): Likewise.
4000 (*sse2_ior<mode>3): Likewise.
4002 (*iortf3): Likewise.
4003 (xor<mode>3): Likewise.
4004 (*sse_xor<mode>3): Likewise.
4005 (*sse2_xor<mode>3): Likewise.
4007 (*xortf3): Likewise.
4009 2008-04-02 Richard Guenther <rguenther@suse.de>
4011 PR tree-optimization/14495
4012 PR tree-optimization/34793
4013 * tree-vrp.c (struct switch_update): New structure.
4014 (to_remove_edges, to_update_switch_stmts): New VECs.
4015 (simplify_switch_using_ranges): New function. Remove not taken
4016 case labels and edges.
4017 (simplify_stmt_using_ranges): Call it.
4018 (identify_jump_threads): Mark edges we have queued for removal
4019 so we don't thread them.
4020 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4022 * tree-cfg.c (group_case_labels): Deal with missing default label.
4023 (tree_verify_flow_info): Allow missing default label.
4024 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4025 (emit_case_nodes): Likewise.
4026 (expand_case): Do not rely on the default label to be present.
4027 * expr.c (try_casesi): Deal with NULL default_label.
4028 (do_tablejump): Likewise.
4030 2008-04-02 Richard Guenther <rguenther@suse.de>
4032 PR tree-optimization/14495
4033 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4034 SWITCH_EXPR here ...
4035 (vrp_visit_switch_stmt): ... but here (new function).
4036 (find_case_label_index): New helper function.
4037 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4039 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4041 * fwprop.c: Fix ISO-C99ism.
4043 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4046 * Makefile.in (objdir): Set it here.
4047 * configure.ac: Not here. Find dynamic linker characteristics.
4048 * exec-tool.in: Use them.
4049 * aclocal.m4: Regenerate.
4050 * configure: Regenerate.
4052 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4054 * expr.c (expand_var): Delete it.
4055 * expr.h (expand_var): Delete prototype.
4056 * function.c (expand_function_start): Use expand_decl instead.
4057 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4060 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4062 PR rtl-optimization/35542
4063 * fwprop.c (forward_propagate_and_simplify): Replace
4064 loc_reg_mentioned_in_p with reg_mentioned_p.
4066 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4068 PR rtl-optimization/35281
4069 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4070 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4071 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4072 (varying_mem_p): Move above propagate_rtx.
4073 (all_uses_available_at): Do not check MEMs.
4075 2008-04-02 Rafael Espindola <espindola@google.com>
4077 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4078 (register_edge_assert_for_2): Split the cond argument.
4079 (register_edge_assert_for_1): Adjust for the change in
4080 register_edge_assert_for_2.
4081 (register_edge_assert_for): Split the cond argument.
4082 (find_switch_asserts): Adjust for the change in
4083 register_edge_assert_for.
4085 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4087 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4088 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4089 offsets for 64-bit mingw.
4090 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4091 abi for x86_64-pc-mingw.
4093 2008-04-02 Richard Guenther <rguenther@suse.de>
4095 * tree-vrp.c (extract_range_from_assert): Make sure to not
4096 produce range min/max with TREE_OVERFOW set.
4097 If merging a anti-range and a range keep the anti-range if
4098 the range covers all values of the type.
4099 (register_edge_assert_for_2): Only allow sign-changing
4100 conversions in detecting canonical range checks. Also
4101 register an assert for the unsigned name if useful.
4103 PR tree-optimization/35787
4104 * tree-vrp.c (vrp_val_max): New function.
4105 (vrp_val_min): Likewise.
4106 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4107 (vrp_val_is_min): Likewise.
4108 (supports_overflow_infinity): Use vrp_val_{min,max}.
4109 (negative_overflow_infinity): Likewise.
4110 (positive_overflow_infinity): Likewise.
4111 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4112 (is_positive_overflow_infinity): Likewise.
4113 (is_overflow_infinity): Likewise.
4114 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4115 vrp_val_is_{min,max}.
4116 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4117 to ranges if possible. Avoid empty ranges.
4119 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4122 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4123 the expression is a function address.
4125 2008-04-01 George Helffrich <george@gcc.gnu.org>
4127 PR fortran/35154, fortran/23057
4128 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4129 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4130 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4131 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4133 (dbxout_syms): Check for COMMON-based symbol and wrap in
4134 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4135 in bracket for efficiency.
4137 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4138 using DW_TAG_common_block + member offset.
4139 (add_pubname_string): New function.
4140 (dw_expand_expr): New function to find block name and offset for
4142 (common_check): New function to check whether symbol in Fortran COMMON.
4143 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4145 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4148 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4150 2008-04-02 Ben Elliston <bje@au.ibm.com>
4152 * config/v850/v850.md (casesi): Remove if (0) code.
4153 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4154 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4156 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4158 * config/i386/i386.md (rex64suffix): New mode attribute.
4159 (floathi<mode>2): Disable expander for SSE math.
4160 (*floathi<mode>2_1): New insn insn_and_split pattern.
4161 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4162 corresponding post-reload splitters.
4163 (*floathi<mode>2_i387): New macroized insn pattern.
4164 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4165 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4166 insn_and_split pattern.
4167 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4168 New macroized instruction patterns and corresponding post-reload
4170 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4171 and corresponding post-reload splitters.
4172 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4173 New macroized instruction patterns.
4174 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4175 macroized instruction patterns and corresponding post-reload splitters.
4176 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4177 corresponding post-reload splitters.
4178 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4179 New macroized instruction patterns.
4180 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4181 corresponding post-reload splitters.
4182 (*floatsi<mode>2_i387): New macroized instruction patterns.
4184 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4186 * config/i386/i386.md (smaxmin): New.
4187 (umaxmin): Likewise.
4188 (maxminiprefix): Likewise.
4189 (maxminfprefix): Likewise.
4190 (<code><mode>3): Likewise.
4191 (smin<mode>3): Removed.
4192 (smax<mode>3): Likewise.
4194 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4195 (mmx_<code>v4hi3): Likewise.
4196 (mmx_<code>v8qi3): Likewise.
4197 (mmx_smaxv2sf3): Removed.
4198 (mmx_sminv2sf3): Likewise.
4199 (mmx_umaxv8qi3): Likewise.
4200 (mmx_smaxv4hi3): Likewise.
4201 (mmx_uminv8qi3): Likewise.
4202 (mmx_sminv4hi3): Likewise.
4204 * config/i386/sse.md (<addsub><mode>3): New.
4205 (*<addsub><mode>3): Likewise.
4206 (<sse>_vm<addsub><mode>3): Likewise.
4207 (<maxmin><mode>3): Likewise.
4208 (*<maxmin><mode>3_finite): Likewise.
4209 (*<maxmin><mode>3): Likewise.
4210 (<sse>_vm<maxmin><mode>3): Likewise.
4211 (sse3_h<addsub>v4sf3): Likewise.
4212 (sse3_h<addsub>v2df3): Likewise.
4213 (<maxmin>v16qi3): Likewise.
4214 (*<maxmin>v16qi3): Likewise.
4215 (<maxmin>v8hi3): Likewise.
4216 (*<maxmin>v8hi3): Likewise.
4217 (*sse4_1_<maxmin><mode>3): Likewise.
4218 (*sse4_1_<maxmin><mode>3): Likewise.
4219 (add<mode>3): Removed.
4220 (*add<mode>3): Likewise.
4221 (<sse>_vmadd<mode>3): Likewise.
4222 (sub<mode>3): Likewise.
4223 (*sub<mode>3): Likewise.
4224 (<sse>_vmsub<mode>3): Likewise.
4225 (smin<mode>3): Likewise.
4226 (*smin<mode>3_finite): Likewise.
4227 (*smin<mode>3): Likewise.
4228 (<sse>_vmsmin<mode>3): Likewise.
4229 (smax<mode>3): Likewise.
4230 (*smax<mode>3_finite): Likewise.
4231 (*smax<mode>3): Likewise.
4232 (<sse>_vmsmax<mode>3): Likewise.
4233 (sse3_haddv4sf3): Likewise.
4234 (sse3_haddv2df3): Likewise.
4235 (sse3_hsubv4sf3): Likewise.
4236 (sse3_hsubv2df3): Likewise.
4237 (umaxv16qi3): Likewise.
4238 (*umaxv16qi3): Likewise.
4239 (smaxv8hi3): Likewise.
4240 (*smaxv8hi3): Likewise.
4241 (*sse4_1_smax<mode>3): Likewise.
4242 (*sse4_1_umax<mode>3): Likewise.
4243 (uminv16qi3): Likewise.
4244 (*uminv16qi3): Likewise.
4245 (sminv8hi3): Likewise.
4246 (*sminv8hi3): Likewise.
4247 (*sse4_1_smin<mode>3): Likewise.
4248 (*sse4_1_umin<mode>3): Likewise.
4250 2008-04-01 Rafael Espindola <espindola@google.com>
4252 * tree-cfg.c (verify_expr): remove in_phi.
4253 (verify_stmt): Don't call walk_tree with verify_expr. Use
4254 is_gimple_min_invariant instead of is_gimple_val.
4256 2008-04-01 Joseph Myers <joseph@codesourcery.com>
4258 * doc/include/gpl_v3.texi: Update for manpage generation.
4259 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
4261 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
4262 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
4263 gpl_v3.texi instead of gpl.texi.
4266 2008-04-01 Jakub Jelinek <jakub@redhat.com>
4269 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
4271 2008-04-01 Rafael Espindola <espindola@google.com>
4273 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
4274 (extract_code_and_val_from_cond): Use
4275 extract_code_and_val_from_cond_with_ops.
4277 2008-04-01 Jan Hubicka <jh@suse.cz>
4279 * function.c (free_after_compilation): Free epilogue_delay_list.
4280 (prepare_function_start): Assert that previous compilation was freed.
4282 2008-04-01 Jan Hubicka <jh@suse.cz>
4283 Jim Wilson <wilson@tuliptree.org>
4284 Andreas Tobler <andreast@gcc.gnu.org>
4287 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4288 rtl.emit instead cfun->emit.
4289 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4290 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4292 2008-04-01 Ben Elliston <bje@au.ibm.com>
4294 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4296 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4298 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4300 (fprofile-use): Add var flag_profile_use
4301 * coverage.c (coverage_begin_output): Do not open a gcno file for
4302 output only if -ftest-coverage is set.
4303 Do not add getpwd() to gcda file path.
4304 (build_gcov_info): Check the new flag
4305 flag_profile_datafile_relative_path.
4306 (coverage_init): Use profile_data_prefix.
4307 Read profile counter only if flag_profile_use is set.
4308 * opts.c (common_handle_option): New option fprofile-use=,
4309 fprofile-dir=, fprofile-generate=.
4310 * toplev.c (profile_data_prefix): New variable definition.
4311 * toplev.h (profile_data_prefix): New declaration.
4312 * doc/invoke.tex (Option Summary, Optimization Options):
4315 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4317 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4318 use tmp consistently.
4321 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4322 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4323 UNSPEC_FR_RECIP_APPROX_RES.
4324 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4326 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4329 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4331 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4334 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4335 element of the vector via a pointer.
4337 2008-03-31 Ian Lance Taylor <iant@google.com>
4339 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4341 2008-03-31 Jan Hubicka <jh@suse.cz>
4343 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4344 get_arg_pointer_save_area.
4345 * expr.c (init_expr): Just clear out rtl.expr.
4346 * function.c (free_after_compilation): Clear out whole RTL structure.
4347 (get_func_frame_size): Merge into ...
4348 (get_frame_size): ... this one.
4349 (assign_stack_local_1): Merge into ...
4350 (assign_stack_local): ... this one.
4351 (expand_function_end): Update call of get_arg_pointer_save_area.
4352 (get_art_pointer_save_area): Remove cfun argument.
4353 * function.h (emit_status): regno_pointer_align does not need length
4354 attribute. Move x_regno_reg_rtx to ...
4355 (regno_reg_rtx): ... new global array.
4356 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4357 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4358 apply_args_value, forced_labels, stack_pointer_delta):
4360 (struct varasm_status): Move here from varasm.c
4361 (struct rtl_data): New. Move here some fields from struct function.
4362 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4363 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4364 used_temp_slots avail_temp_slots, temp_slot_level,
4365 nonlocal_goto_handler_labels): Update accesstors.
4366 (rtl): New global variable.
4367 (struct function): Move some fileds to rtl_data.
4368 (get_arg_pointer_save_area): Update prototype.
4369 * emit-rtl.c (rtl): Declare.
4370 (regno_reg_rtx): Declare.
4371 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4373 (gen_reg_rtx): Update.
4374 (init_virtual_regs): Do not tate emit_status argument.
4375 (init_emit): Do not allocate emit.
4376 * varasm.c (varasm_statuc): Move to function.h.
4377 (n_deferred_constatns): Update accestor.
4378 (init_varasm_status): Do not allocate varasm_status.
4379 (force_const_mem, get_pool_size, output_constant_pool): Update.
4380 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4381 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4383 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4385 PR rtl-optimization/35729
4386 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4389 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4392 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4393 load/store if memory is unaligned.
4394 (*movti_rex64): Likewise.
4396 * config/i386/predicates.md (misaligned_operand): New.
4398 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4401 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4404 2008-03-31 Jan Beulich <jbeulich@novell.com>
4406 * config/ia64/constraints.md: Add 'j' constraint.
4407 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4408 (movdi_internal): Likewise.
4410 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4413 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4415 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4418 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4419 proper error message for the third argument on blendpd and
4422 * config/i386/sse.md (blendbits): New.
4423 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4425 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4427 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4429 2008-03-30 Richard Guenther <rguenther@suse.de>
4432 * fold-const.c (fold_sign_changed_comparison): Do leave
4433 conversions to base-types alone.
4435 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4437 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4438 the link register if one altivec register is be saved.
4440 2008-03-30 Ben Elliston <bje@au.ibm.com>
4442 * final.c (final_scan_insn): Remove if (0) code.
4444 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4446 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4448 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4450 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4451 of V4SFmode to ix86_binary_operator_ok.
4453 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4455 * config/i386/i386.c (override_options): Initialize
4456 ix86_veclib_handler to ix86_veclibabi_svml when
4457 -mveclibabi=svml is used.
4458 (ix86_veclibabi_svml): New function for SVML ABI style
4459 vectorization support.
4460 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4462 2008-03-28 Rafael Espindola <espindola@google.com>
4464 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4465 (tree_binary_nonnegative_warnv_p): Make it public.
4466 (tree_single_nonnegative_warnv_p): Make it public.
4467 (tree_invalid_nonnegative_warnv_p): Make it public.
4468 (tree_unary_nonzero_warnv_p): Make it public.
4469 (tree_binary_nonzero_warnv_p): Make it public
4470 (tree_single_nonzero_warnv_p): Make it public.
4471 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4472 (extract_range_from_binary_expr): Split the expr argument.
4473 (extract_range_from_unary_expr): Split the expr argument.
4474 (extract_range_from_comparison): Split the expr argument.
4475 (extract_range_from_expr): Use the new aux functions.
4476 (vrp_evaluate_conditional_warnv): Use
4477 vrp_evaluate_conditional_warnv_with_ops.
4478 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4479 (tree_binary_nonzero_warnv_p): Declare.
4480 (tree_single_nonzero_warnv_p): Declare.
4481 (tree_expr_nonzero_warnv_p): Declare.
4482 (tree_unary_nonnegative_warnv_p): Declare.
4483 (tree_binary_nonnegative_warnv_p): Declare.
4484 (tree_single_nonnegative_warnv_p): Declare.
4485 (tree_invalid_nonnegative_warnv_p): Declare.
4487 2008-03-28 Richard Guenther <rguenther@suse.de>
4489 PR tree-optimization/30317
4490 PR tree-optimization/30911
4491 PR tree-optimization/34793
4492 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4493 (struct assert_locus_d): New member EXPR.
4494 (register_new_assert_for): Add EXPR parameter to support
4495 ASSERT_EXPR <name, expr OP limit>.
4496 (register_edge_assert_for_1): Adjust callers.
4497 (find_assert_locations): Likewise.
4498 (process_assert_insertions_for): Build condition from expression.
4499 (extract_range_from_assert): Handle ASSERT_EXPRs
4500 of the form ASSERT_EXPR <name, expr OP limit>.
4501 (register_edge_assert_for_2): New helper registering
4502 asserts for comparisons. Recognize range tests of the form
4503 (unsigned)i - CST1 OP CST2.
4504 (register_edge_assert_for_1): Use it.
4505 (register_edge_assert_for): Likewise.
4506 (needs_overflow_infinity): Integer sub-types
4507 do not need overflow infinities.
4508 (vrp_val_is_max): The extreme values of integer sub-types
4509 are those of the base type.
4510 (vrp_val_is_min): Likewise.
4511 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4514 2008-03-28 Nick Clifton <nickc@redhat.com>
4517 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4518 Return GENERAL_REGS for stack adjustment reloads.
4520 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4523 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4524 const_vector when all the vectors are constant.
4526 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4528 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4530 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4531 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4533 (s<code>_sf): Use new scc_sf attribute for opcode names.
4535 2008-03-27 Tom Tromey <tromey@redhat.com>
4537 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4538 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4539 config/spu/t-spu-elf, config/i386/t-interix,
4540 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4541 config/i386/x-darwin, config/i386/x-mingw32,
4542 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4543 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4544 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4545 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4546 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4547 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4548 config/score/t-score-elf, config/arm/t-strongarm-pe,
4549 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4550 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4551 Revert automatic dependency patch.
4553 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4556 * config/i386/i386.c (ix86_function_arg_boundary): Align
4557 decimal floating point to its natural boundary.
4559 2008-03-27 Richard Guenther <rguenther@suse.de>
4562 * fold-const.c (fold_comparison): Restrict distinct decl
4563 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4564 solely rely on operand_equal_p.
4566 2008-03-27 Richard Guenther <rguenther@suse.de>
4569 * c-common.c (handle_weak_attribute): Reject combination of
4572 2008-03-27 Richard Guenther <rguenther@suse.de>
4574 PR tree-optimization/32810
4575 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4576 conversions from DECL_INITIAL.
4577 (fold_const_aggregate_ref): Likewise from constructor elements.
4579 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4581 * tree-affine.h (aff_combination_expand): Declare.
4582 (get_inner_reference_aff): Likewise.
4583 * tree-affine.c (aff_combination_expand): Split out from
4584 tree_to_aff_combination_expand.
4585 (get_inner_reference_aff): New function.
4586 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4587 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4588 (struct lim_aux_data): sm_done field removed.
4589 (mem_ref_loc_p, mem_ref_locs_p): New types.
4590 (struct mem_ref): Added id, stored, accesses_in_loop,
4591 indep_loop, dep_loop, indep_ref, dep_ref fields.
4592 Removed is_stored, locs and next fields.
4593 (memory_accesses): New variable.
4594 (movement_possibility): Do not allow moving statements
4595 that store to memory.
4596 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4598 (determine_max_movement): For statements with memory references,
4599 find the outermost loop in that the reference is independent.
4600 (move_computations_stmt): Mark the virtual operands for renaming.
4601 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4602 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4603 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4604 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4605 create_vop_ref_mapping, analyze_memory_references,
4606 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4607 get_all_locs_in_loop, ref_always_accessed_p,
4608 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4609 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4610 store_motion_loop, store_motion): New functions.
4611 (struct vop_to_refs_elt): New type.
4612 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4613 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4614 (schedule_sm): Replaced by...
4615 (execute_sm): ... this.
4616 (determine_lsm_ref, hoist_memory_references,
4617 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4618 find_more_ref_vops, free_mem_ref, free_mem_refs,
4619 determine_lsm_loop, determine_lsm): Removed.
4620 (tree_ssa_lim_finalize): Free data structures used by store motion.
4621 (tree_ssa_lim): Call analyze_memory_references. Use
4622 store_motion instead of determine_lsm.
4624 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4626 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4627 rename tmake_file to m68hc11/t-m68hc11.
4628 (mcore): Set inhibit_libc to true.
4629 * config.host (alpha*-dec-*vms*): Set extra_programs.
4630 (interix3*): Don't use host_xmake_file.
4631 * configure.ac: Let config.gcc override inhibit_libc.
4632 * configure: Regenerate.
4634 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4635 * config/t-openbsd-thread: Remove commented out lines.
4637 * config/x-interix: Remove.
4639 * config/m68hc11/t-m68hc11-gas: Rename to...
4640 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4642 * config/mcore/t-mcore: Remove T_CFLAGS.
4643 * config/mcore/t-mcore-pe: Likewise.
4645 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4647 * configure.ac: Replace custom __GNU_SOURCE test with
4648 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4649 * aclocal.m4: Regenerate.
4650 * configure: Regenerate.
4651 * config.in: Regenerate.
4653 2008-03-27 Richard Guenther <rguenther@suse.de>
4655 * fold-const.c (target.h): Include.
4656 (fold_comparison): Fold comparison of addresses of decls
4657 that bind locally or of constants. Consolidate address folding code.
4658 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4659 results from fold_binary_to_constant.
4660 (compare_values_warnv): Likewise.
4662 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4665 * fold-const.c (fold_truthop): Check for integeral types when folding
4666 a == 0 && b == 0 and a != 0 || b != 0 .
4668 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4670 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4672 2008-03-26 Andreas Schwab <schwab@suse.de>
4674 * doc/invoke.texi: Fix use of @item vs. @itemx.
4676 2008-03-26 Tom Tromey <tromey@redhat.com>
4678 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4679 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4680 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4681 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4682 build/genconstants.o, build/genemit.o, build/genextract.o,
4683 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4684 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4687 2008-03-26 Richard Guenther <rguenther@suse.de>
4690 2008-03-26 Richard Guenther <rguenther@suse.de>
4692 * fold-const.c (target.h): Include.
4693 (fold_comparison): Fold comparison of addresses of two decls
4694 that bind locally. Consolidate address folding code.
4696 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4698 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4699 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4700 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4701 dconstsqrt2, dconstthird, dconste and/or dconst10.
4702 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4703 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4704 dconstsqrt2, dconste): Delete.
4705 (init_emit_once): Likewise. Simplify initializing dconstm1.
4707 * real.c (get_real_const): New.
4708 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4709 dconstsqrt2, dconste): Delete.
4710 (real_value_const, get_real_const): New.
4712 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4714 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4716 * config/i386/i386.c (ix86_function_arg_boundary): Check
4717 BIGGEST_ALIGNMENT instead of 128.
4718 (setup_incoming_varargs_64): Likewise.
4720 2008-03-26 Tom Tromey <tromey@redhat.com>
4722 * Makefile.in (DEPFILES): Add missing '/'.
4724 2008-03-26 Richard Guenther <rguenther@suse.de>
4726 * fold-const.c (target.h): Include.
4727 (fold_comparison): Fold comparison of addresses of two decls
4728 that bind locally. Consolidate address folding code.
4730 2008-03-26 Nick Clifton <nickc@redhat.com>
4733 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4734 not allow INT+INT as a legitimate addressing mode.
4736 2008-03-26 Richard Guenther <rguenther@suse.de>
4738 * tree-flow.h (widen_bitfield): Remove declaration.
4739 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4740 (widen_bitfield): Remove function.
4741 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4744 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4747 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4750 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4752 PR rtl-optimization/35232
4753 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4754 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4755 reg_reloaded_call_part_clobbered here.
4756 (reload_regs_reach_end_p): New function.
4757 (reload_reg_rtx_for_input): New variable.
4758 (reload_reg_rtx_for_output): Likewise.
4759 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4760 when reassigning a pseudo register. Load reloadreg from
4761 reload_reg_rtx_for_input, moving the mode and register
4763 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4764 instead of the original when deciding whether an input reload
4765 would be a no-op or whether an output reload can be deleted.
4766 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4767 when setting up new_spill_reg_store. Load it from
4768 reload_reg_rtx_for_output, moving the mode and register
4770 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4771 instead of the original when deciding whether an output reload
4772 would be a no-op. Do the same when modifying insn notes.
4773 Use rtx_equal_p instead of == to compare the registers.
4774 (inherit_piecemeal_p): Take a mode and two register numbers
4776 (emit_reload_insns): Clear new_spill_reg_store for every hard
4777 register in the reload register. Remove spill registers
4778 from reg_reloaded_valid before considering whether to record
4779 inheritance information for them. Use reload_reg_rtx_for_output
4780 instead of reg_rtx when recording output reloads. Use
4781 reload_reg_rtx_for_input instead of reg_rtx when recording
4782 input reloads. Set or clear reg_reloaded_call_part_clobbered
4783 at the same time as setting reg_reloaded_valid.
4784 (delete_output_reload): Add a new_reload_reg parameter and use it
4785 instead of rld[j].reg_rtx.
4786 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4789 2008-03-25 Tom Tromey <tromey@redhat.com>
4791 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4792 (build/genattr.o): Likewise.
4793 (build/genattrtab.o): Likewise.
4794 (build/gencodes.o): Likewise.
4795 (build/genconfig.o): Likewise.
4796 (build/genconstants.o): Likewise.
4797 (build/genemit.o): Likewise.
4798 (build/genextract.o): Likewise.
4799 (build/genflags.o): Likewise.
4801 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4803 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4804 instead of size_int for integer types.
4805 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4806 to match type of MINUS_EXPR.
4808 2008-03-25 Tom Tromey <tromey@redhat.com>
4810 * configure: Rebuilt.
4811 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4814 2008-03-25 Tom Tromey <tromey@redhat.com>
4816 * config/x-solaris (host-solaris.o): Update.
4817 * config/x-linux (host-linux.o): Update.
4818 * config/x-hpux (host-hpux.o): Update.
4819 * config/x-darwin (host-darwin.o): Update.
4820 * config/v850/t-v850e (v850-c.o): Update.
4821 * config/v850/t-v850 (v850-c.o): Update.
4822 * config/t-vxworks (vxworks.o): Update.
4823 * config/t-sol2 (sol2-c.o, sol2.o): Update.
4824 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
4825 * config/spu/t-spu-elf (spu-c.o): Update.
4827 * config/sh/t-symbian (sh-c.o): Update.
4828 (symbian.o): Update.
4829 * config/sh/t-sh (sh-c.o): Update.
4830 * config/score/t-score-elf (score7.o, score3.o): Update.
4831 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
4832 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
4833 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
4834 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
4836 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4837 * config/m32c/t-m32c (m32c-pragma.o): Update.
4838 * config/ia64/t-ia64 (ia64-c.o): Update.
4839 * config/i386/x-mingw32 (host-mingw32.o): Update.
4840 * config/i386/x-i386 (driver-i386.o): Update.
4841 * config/i386/x-darwin (host-i386-darwin.o): Update.
4842 * config/i386/x-cygwin (host-cygwin.o): Update.
4843 * config/i386/t-nwld (nwld.o): Update.
4844 * config/i386/t-netware (netware.o): Update.
4845 * config/i386/t-interix (winnt.o): Update.
4846 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
4847 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
4848 msformat-c.o): Update.
4849 * config/bfin/t-bfin-linux (generated_files): Add
4850 linux-sysroot-suffix.h.
4851 * config/arm/t-wince-pe (pe.o): Update.
4852 * config/arm/t-strongarm-pe (pe.o): Update.
4853 * config/arm/t-pe (pe.o): Update.
4854 * config/arm/t-arm (arm-c.o): Update.
4855 * doc/install.texi (Prerequisites): Require make 3.80.
4856 * Makefile.in: Remove .o targets.
4857 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
4858 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
4859 (simple_generated_h, simple_generated_c): Move earlier.
4860 (generated_files): New variable.
4861 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
4862 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
4863 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
4864 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
4865 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
4866 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
4867 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
4868 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
4869 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
4870 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
4871 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
4872 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
4874 (COMPILE.base, COMPILE): New variables.
4875 (%.o): New pattern rule.
4876 (ALL_HOST_OBJS): New variable.
4877 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
4878 (dummy-checksum.o, cc1-checksum.o): Remove.
4879 (DRIVER_SHLIB): New variable.
4880 (DRIVER_DEFINES): Use it.
4881 (gencondmd.c): Move out of build/.
4882 (s-conditions): Update.
4883 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
4884 (ALL_BUILD_OBJS): Likewise.
4885 (build/%.o): Use BUILDCOMPILE.
4886 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
4887 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
4888 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
4889 build/gencheck.o, build/gencodes.o, build/genconditions.o,
4890 build/genconfig.o, build/genconstants.o, build/genemit.o,
4891 build/genextract.o, build/genflags.o, build/genmddeps.o,
4892 build/genopinit.o, build/genoutput.o, build/genpeep.o,
4893 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
4894 build/gen-protos.o, build/scan.o, build/fix-header.o,
4895 build/scan-decls.o): Simplify.
4896 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
4897 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
4898 prefix.o, toplev.o): Reduce to variable setting.
4899 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
4900 ($(out_object_file), gcc-options.o): New targets.
4901 ($(ALL_HOST_OBJS)): New target. Include dependency files.
4902 * configure: Rebuilt.
4903 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
4904 * doc/sourcebuild.texi (Front End Directory): Document new variable.
4906 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
4908 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
4909 complain when we hit an error, return ERROR_MARK_NODE.
4911 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4913 * config/sh/constraints.md (Pso, Psz): New constraints.
4914 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
4915 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
4917 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4919 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
4920 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
4922 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4924 * config/sh/sh.md (prefetch): Add condition for SH2A target.
4925 (prefetch_sh2a): New.
4927 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4928 Naveen.H.S <naveen.hs@kpitcummins.com>
4930 * config/sh/constraints.md (I28): New constraint.
4931 * config/sh/sh.c (broken_move): Add support for movi20s.
4932 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
4934 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
4935 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4936 Naveen.H.S <naveen.hs@kpitcummins.com>
4938 * config/sh/sh.c (SH_ATTRIBUTES): Define.
4939 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4940 (print_operand): Handle resbank in %@ operand code.
4941 (sh_encode_section_info): New.
4942 (push_regs): Add conditions for resbank.
4943 (sh_expand_epilogue): Likewise.
4944 (sh_insert_attributes): Likewise.
4945 (sh_attribute_table): Likewise.
4946 (sh_handle_resbank_handler_attribute): New.
4947 (sh2a_handle_function_vector_handler_attribute): New.
4948 (sh2a_is_function_vector_call): New.
4949 (sh2a_get_function_vector_number): New.
4950 (sh2a_function_vector_p): New.
4951 (sh_cfun_resbank_handler_p): New.
4952 * config/sh/sh.md (calli): Emit jsr/n if possible.
4953 (calli_tbr_rel): New.
4954 (calli_pcrel): Emit jsr/n if possible.
4955 (return_i): Emit rts/n if possible.
4956 (call_valuei_tbr_rel): New.
4957 (call_valuei_pcrel): Add condition for SH2A target.
4958 (call_value): Likewise.
4959 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
4960 (sh2a_get_function_vector_number): Likewise.
4961 (sh2a_is_function_vector_call): Likewise.
4962 * doc/extend.texi: Document TBR relative addressing of SH2A.
4963 (resbank): Add description for SH2A.
4965 2008-03-24 Richard Guenther <rguenther@suse.de>
4968 * gimplify.c (gimplify_modify_expr): For frontend type-correct
4969 pointer assignments change conversions according to middle-end rules.
4970 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
4971 * configure.ac: Include type checking in yes.
4972 * configure: Regenerate.
4974 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4976 * diagnostic.c (diagnostic_count_diagnostic): Delete.
4977 (diagnostic_report_diagnostic): Update. Handle ICEs here.
4979 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
4981 * gthr-vxworks.h (UNUSED): Define.
4983 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
4985 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
4987 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
4989 * doc/extend.texi (Function Attributes): Add missing comma in the
4990 example of the "alloc_size" attribute.
4992 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
4995 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4997 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5000 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5003 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5004 of the underlying type of a MS bitfield layout to the natural
5005 alignment of the type.
5007 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5009 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5010 to their natural alignment to avoid store forwarding stalls.
5012 2008-03-22 Richard Guenther <rguenther@suse.de>
5014 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5015 For PHI nodes verify the address is invariant.
5016 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5017 (get_symbol_constant_value): Use is_gimple_min_invariant.
5018 (maybe_fold_stmt_indirect): Likewise.
5020 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5022 PR rtl-optimization/33927
5023 * Makefile.in (dse.o): Depend on $(TM_P_H).
5024 * expr.h (extract_low_bits): Declare.
5025 * expmed.c (extract_low_bits): New function.
5026 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5027 * dse.c: Include tm_p.h.
5028 (find_shift_sequence): Remove the read_reg argument and return the
5029 read value. Emit the instructions instead of returning them.
5030 Iterate on new_mode rather than calculating it each time.
5031 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5032 source to NEW_MODE and extract_low_bits to convert the shifted
5034 (replace_read): Allow the load and store to have different mode
5035 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5036 or extraction instructions before trying the replacement. Update
5037 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5039 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5041 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5042 to their natural alignment to avoid store forwarding stalls.
5044 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5047 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5048 encouraging but not allowing gprs for input;
5049 change the input constraint to !f#r.
5050 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5052 change the output constraint to !f#r.
5054 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5057 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5058 corresponding post-reload splitters.
5059 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5060 when x87 FP math is selected.
5061 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5062 New function prototype.
5063 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5064 unreachable function to ease macroization of insn patterns.
5066 2008-03-21 Martin Jambor <mjambor@suse.cz>
5068 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5069 reference dumps if ddr is NULL or dependence is unknown.
5071 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5073 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5074 unsigned extension into account.
5075 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5076 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5077 Do computations on a scratch register.
5079 2008-03-21 Richard Guenther <rguenther@suse.de>
5081 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5082 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5083 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5084 * tree-ssa-dom.c (record_equality): Likewise.
5085 * tree-inline.c (copy_body_r): Likewise.
5086 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5089 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5091 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5092 as 'delete_unused' argument.
5094 2008-03-20 Richard Guenther <rguenther@suse.de>
5096 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5097 special casing of constant qualifiers.
5098 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5099 care about them in general.
5100 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5101 regardless of their type.
5102 (fold_stmt_r): Forcefully fold *& if we end up with that.
5104 2008-03-20 Paul Brook <paul@codesourcery.com>
5106 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5107 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5109 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5111 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5112 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5114 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5116 * common.opt (Wmudflap): New option.
5117 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5118 (mx_register_decls): Likewise.
5119 (mudflap_finish_file): Likewise.
5120 * doc/invoke.texi: Document -Wno-mudflap.
5122 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5124 * c-format.c (replace_format_name_to_system_name): New.
5126 (convert_format_name_to_system_name): New.
5127 (decode_format_attr): Add use of convert_format_name_to_system_name.
5128 (format_types_orig): Add gnu_ prefix to names.
5129 (check_format_info_main): Special treating of \0 escaped names for
5130 supporting multi-character format specifiers as I32, I64.
5131 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5132 (gnu_target_overrides_format_attributes): New.
5133 * c-format.h: Add structure target_ovr_attr to hold
5134 system specific formatter names.
5135 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5136 msformat-c.o file to c_target_objs and cxx_target_objs.
5137 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5138 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5139 (TARGET_N_FORMAT_TYPES): New.
5140 * config/i386/msformat-c.c: New.
5141 * config/i386/t-cygming: Add build rule for msformat-c.o.
5142 * doc/extend.texi: Add new format names gnu_* and ms_* and
5144 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5146 2008-03-20 Ira Rosen <irar@il.ibm.com>
5148 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5149 optimizations turned on under -O3.
5150 (ftree-vectorize): Add that the flag is turned on with -O3.
5152 2008-03-20 Ben Elliston <bje@au.ibm.com>
5154 * regmove.c (try_auto_increment): Fix spelling error in comment.
5155 * final.c (final_scan_insn): Likewise.
5157 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5160 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5161 allocator preferences for "y" and "r" class registers.
5162 ("*mov<mode>_internal"): Ditto.
5163 ("*movv2sf_internal_rex64"): Ditto.
5164 ("*movv2sf_internal"): Ditto.
5166 2008-03-19 Michael Matz <matz@suse.de>
5169 * calls.c (expand_call): Check overlap of arguments with call
5170 address for sibcalls.
5172 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5175 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5176 of the underlying type of a MS bitfield layout to the natural
5177 alignment of the type.
5179 2008-03-19 Jan Hubicka <jh@suse.cz>
5182 * toplev.c (decode_d_option): Handle all CPP flags.
5183 * tree-vrp.c: Update tree_pass descriptors.
5184 * regrename.c: Update tree_pass descriptors.
5185 * fwprop.c: Update tree_pass descriptors.
5186 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5187 * tree-into-ssa.c: Update tree_pass descriptors.
5188 * tree-dump.c: Update tree_pass descriptors.
5189 * tree-complex.c: Update tree_pass descriptors.
5190 * tree-dump.h: Update tree_pass descriptors.
5191 * see.c: Update tree_pass descriptors.
5192 * cgraphbuild.c: Update tree_pass descriptors.
5193 * tracer.c: Update tree_pass descriptors.
5194 * tree-loop-distribution.c: Update tree_pass descriptors.
5195 * cgraph.c: Update tree_pass descriptors.
5196 * postreload-gcse.c: Update tree_pass descriptors.
5197 * postreload.c: Update tree_pass descriptors.
5198 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5199 * tree-tailcall.c: Update tree_pass descriptors.
5200 * tree-pass.h (tree_opt_pass): Rename to ...
5201 (opt_pass) ... this one; add "type" field and remove letter field.
5202 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5203 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5204 all_lowering_passes): Update declaration.
5205 * ipa-cp.c: Update tree_pass descriptors.
5206 * final.c: Update tree_pass descriptors.
5207 * omp-low.c: Update tree_pass descriptors.
5208 * tree-ssa-dse.c: Update tree_pass descriptors.
5209 * ipa-reference.c: Update tree_pass descriptors.
5210 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5211 * auto-inc-dec.c: Update tree_pass descriptors.
5212 * reorg.c: Update tree_pass descriptors.
5213 * cgraphunit.c: Update tree_pass descriptors.
5214 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5215 * tree-ssa-ccp.c: Update tree_pass descriptors.
5216 * df-core.c: Update tree_pass descriptors.
5217 * mode-switching.c: Update tree_pass descriptors.
5218 * tree-nomudflap.c: Update tree_pass descriptors.
5219 * modulo-sched.c: Update tree_pass descriptors.
5220 * ipa-pure-const.c: Update tree_pass descriptors.
5221 * cse.c: Update tree_pass descriptors.
5222 * web.c: Update tree_pass descriptors.
5223 * tree-stdarg.c: Update tree_pass descriptors.
5224 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5225 * tree-ssa-dom.c: Update tree_pass descriptors.
5226 * tree-nrv.c: Update tree_pass descriptors.
5227 * tree-ssa-alias.c: Update tree_pass descriptors.
5228 * loop-init.c: Update tree_pass descriptors.
5229 * gimple-low.c: Update tree_pass descriptors.
5230 * ipa-inline.c: Update tree_pass descriptors.
5231 * tree-ssa-sink.c: Update tree_pass descriptors.
5232 * global.c: Update tree_pass descriptors.
5233 * ifcvt.c: Update tree_pass descriptors.
5234 * jump.c: Update tree_pass descriptors.
5235 * predict.c: Update tree_pass descriptors.
5236 * tree-ssa-loop.c: Update tree_pass descriptors.
5237 * recog.c: Update tree_pass descriptors.
5238 * dse.c: Update tree_pass descriptors.
5239 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5240 * tree-eh.c: Update tree_pass descriptors.
5241 * regmove.c: Update tree_pass descriptors.
5243 * function.c: Update tree_pass descriptors.
5244 * tree-vectorizer.c: Update tree_pass descriptors.
5245 * gcse.c: Update tree_pass descriptors.
5246 * ipa-type-escape.c: Update tree_pass descriptors.
5247 * tree-if-conv.c: Update tree_pass descriptors.
5248 * init-regs.c: Update tree_pass descriptors.
5249 * ipa.c: Update tree_pass descriptors.
5250 * tree-ssa-phiopt.c: Update tree_pass descriptors.
5251 * rtl-factoring.c: Update tree_pass descriptors.
5252 * lower-subreg.c: Update tree_pass descriptors.
5253 * bt-load.c: Update tree_pass descriptors.
5254 * tree-dfa.c: Update tree_pass descriptors.
5255 * except.c: Update tree_pass descriptors.
5256 * emit-rtl.c: Update tree_pass descriptors.
5257 * cfgexpand.c: Update tree_pass descriptors.
5258 * tree-cfgcleanup.c: Update tree_pass descriptors.
5259 * cfgcleanup.c: Update tree_pass descriptors.
5260 * tree-ssa-pre.c: Update tree_pass descriptors.
5261 * tree-sra.c: Update tree_pass descriptors.
5262 * tree-mudflap.c: Update tree_pass descriptors.
5263 * tree-ssa-copy.c: Update tree_pass descriptors.
5264 * cfglayout.c: Update tree_pass descriptors.
5265 * tree-ssa-forwprop.c: Update tree_pass descriptors.
5266 * tree-ssa-dce.c: Update tree_pass descriptors.
5267 * tree-ssa.c: Update tree_pass descriptors.
5268 * regclass.c: Update tree_pass descriptors.
5269 * integrate.c: Update tree_pass descriptors.
5270 * tree-optimize.c: Update tree_pass descriptors.
5271 * tree-ssa-phiprop.c: Update tree_pass descriptors.
5272 * tree-object-size.c: Update tree_pass descriptors.
5273 * combine.c: Update tree_pass descriptors.
5274 * tree-outof-ssa.c: Update tree_pass descriptors.
5275 * bb-reorder.c: Update tree_pass descriptors.
5276 * stack-ptr-mod.c: Update tree_pass descriptors.
5277 * var-tracking.c: Update tree_pass descriptors.
5278 * tree-profile.c: Update tree_pass descriptors.
5279 * tree-vect-generic.c: Update tree_pass descriptors.
5280 * reg-stack.c: Update tree_pass descriptors.
5281 * sched-rgn.c: Update tree_pass descriptors.
5282 * tree-ssa-structalias.c: Update tree_pass descriptors.
5283 * tree-cfg.c: Update tree_pass descriptors.
5284 * passes.c (current_pass): Update declaration.
5285 (finish_optimization_passes): Update.
5286 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5287 (register_one_dump_file, register_dump_files_1, next_pass_1):
5289 (init_optimization_passes): Update handling of new types.
5290 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5291 * ipa-struct-reorg.c: Update tree_pass descriptors.
5292 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5293 * combine-stack-adj.c: Update tree_pass descriptors.
5294 * cfgrtl.c: Update tree_pass descriptors.
5295 * dce.c: Update tree_pass descriptors.
5296 * tree-ssanames.c: Update tree_pass descriptors.
5298 2008-03-19 Richard Guenther <rguenther@suse.de>
5301 * tree-ssa.c (walk_data): New structure.
5302 (warn_uninitialized_var): If not always_executed warn with "maybe"
5304 (execute_early_warn_uninitialized): Compute post-dominators.
5305 Initialize always_executed before processing each basic block.
5307 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5310 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5311 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5313 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5315 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5317 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5319 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5321 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5322 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5323 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5324 target after ignore has been set, and move there also the commputation
5325 of subtarget and original_target.
5326 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5327 (LANG_HOOKS_INITIALIZER): Remove it.
5328 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5330 2008-03-18 Richard Guenther <rguenther@suse.de>
5332 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5333 found an expression with constants, note that in the VN for the lhs.
5334 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5335 fold them to constants if possible. Run cleanup_cfg if done so.
5336 (execute_pre): Return todo.
5338 (execute_fre): Likewise.
5339 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5341 (get_prop_source_stmt): Look through pointer conversions.
5343 2008-03-18 Jan Hubicka <jh@suse.cz>
5345 * tree-pretty-print.c: Include predict.h.
5346 (dump_generic_node): Dump predictor.
5347 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5348 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5349 * gimple-low.c (lower_stmt): Likewise.
5350 * expr.c (expand_expr_real): Likewise.
5351 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5353 (build_predict_expr, build_predict_expr): New.
5354 * predict.h (predictor_name, build_predict_expr): Update.
5355 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5356 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5357 * predict.def (PRED_CONTINUE): Update hitrate.
5358 * tree.def (PREDICT_EXPR): Define.
5359 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5360 do not handle BIND_EXPR.
5361 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5362 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5363 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5366 2008-03-18 Michael Matz <matz@suse.de>
5368 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5370 2008-03-18 Richard Guenther <rguenther@suse.de>
5372 * tree-gimple.h (is_gimple_invariant_address): Declare.
5373 (is_gimple_constant): Likewise.
5374 * tree-gimple.c (is_gimple_constant): New function.
5375 (is_gimple_invariant_address): Likewise.
5376 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5377 and is_gimple_invariant_address.
5378 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5380 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5381 an addressable base.
5383 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5386 * gimplify.c (gimplify_expr): Gimplify second operand of
5389 2008-03-17 Richard Guenther <rguenther@suse.de>
5391 PR tree-optimization/19637
5392 * fold-const.c (fold_unary): Remove restrictions of removing
5393 intermediate pointer-conversions (P2)(P1)P0.
5394 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5395 conversion to void pointer.
5396 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5398 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5401 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5402 emulated thread local variables.
5404 2008-03-16 Richard Guenther <rguenther@suse.de>
5407 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5408 expand TREE_INVARIANT operations that are not gimple invariant.
5410 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5412 * doc/extend.texi (Alignment): Say that the ABI controls
5413 the __alignof__ for non-strict-alignment targets rather
5414 than being a recommendation.
5416 2008-03-15 Paul Brook <paul@codesourcery.com>
5418 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5420 (arm_output_fn_unwind): Mark functions that can not be unwound.
5422 2008-03-15 Paul Brook <paul@codesourcery.com>
5424 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5425 extension instructions.
5427 2008-03-15 Richard Guenther <rguenther@suse.de>
5429 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5430 and fold constant aggregate refs.
5431 (fold_const_aggregate_ref): Handle string constants
5432 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5433 (evaluate_stmt): Simplify now that ccp_fold folds constant
5436 2008-03-15 Paul Brook <paul@codesourcery.com>
5438 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5439 (extzv): Use gen_extzv_t2.
5440 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5442 2008-03-15 Richard Guenther <rguenther@suse.de>
5444 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5445 (fold_const_aggregate_ref): Likewise.
5446 (get_value): Return NULL if we don't have any values.
5447 (ccp_finalize): Set const_val to NULL after freeing it.
5448 * tree-flow.h (get_symbol_constant_value): Declare.
5449 (fold_const_aggregate_ref): Likewise.
5450 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5452 2008-03-15 Richard Guenther <rguenther@suse.de>
5455 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5456 to not produce negative array indices if not allowed. Add
5457 parameter to indicate that.
5458 (maybe_fold_offset_to_component_ref): Allow negative array
5459 indices only for the first member of a structure.
5460 (maybe_fold_offset_to_reference): Allow negative array indices.
5461 (maybe_fold_stmt_addition): Likewise.
5463 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5464 Anatoly Sokolov <aesok@post.ru>
5466 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5467 (avr_arch): Add ARCH_AVR6.
5468 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5469 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5470 instead of fixed value 2.
5471 (print_operand_address): Use gs() asm specifier instead of pm().
5472 (avr_assemble_integer): (Ditto.).
5473 (avr_output_addr_vec_elt): (Ditto.).
5474 (print_operand): Handle "!" code.
5475 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5476 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5477 (AVR_HAVE_EIJMP_EICALL): Define.
5478 (AVR_3_BYTE_PC): Redefine.
5479 (AVR_2_BYTE_PC): (Ditto.).
5480 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5481 (LINK_SPEC): Add atmega2560 and atmega2561.
5482 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5484 * config/avr/avr.md (call_insn): Use eicall instead of icall
5485 for 3 byte PC devices.
5486 (call_value_insn): (Ditto.).
5487 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5488 (indirect_jump): Use only for for 2 byte PC devices.
5489 (*tablejump): (Ditto.).
5490 (*indirect_jump_avr6): Add insn.
5491 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5492 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5493 instead of ijmp for 3 byte PC devices.
5494 (__tablejump2__): (Ditto.).
5495 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5496 (MULITLIB_DIRNAMES): (Ditto.).
5497 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5499 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5501 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5502 "sse2_umulsidi3". Use V1DI mode for operand 0.
5503 ("mmx_psadbw"): Use V1DI mode for operand 0.
5504 * config/i386/i386-modes.def (V1SI): New vector mode.
5505 * config/i386/i386.c (struct builtin_description)
5506 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5507 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5508 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5509 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5510 v1di_ftype_v8qi_v8qi type.
5511 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5513 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5514 __builtin_ia32_pmuludq]: Fix the mode of return value.
5516 2008-03-15 Richard Guenther <rguenther@suse.de>
5519 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5522 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5524 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5525 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5526 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5527 unless TARGET_SERIALIZE_VOLATILE is enabled.
5528 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5529 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5530 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5532 2008-03-14 Richard Guenther <rguenther@suse.de>
5534 PR tree-optimization/34172
5535 * tree-flow.h (refs_may_alias_p): Declare.
5536 (get_single_def_stmt): Likewise.
5537 (get_single_def_stmt_from_phi): Likewise.
5538 (get_single_def_stmt_with_phi): Likewise.
5539 * tree-dfa.c (refs_may_alias_p): New function.
5540 (get_single_def_stmt): Likewise.
5541 (get_single_def_stmt_from_phi): Likewise.
5542 (get_single_def_stmt_with_phi): Likewise.
5543 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5544 (vn_reference_lookup_1): New helper function.
5545 (vn_reference_lookup): Walk the virtual use-def chain to
5546 continue searching for a match if the def does not alias the
5547 reference we are looking for.
5549 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5551 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5552 archive and Perzl. Update The Written Word listing.
5554 2008-03-14 Richard Guenther <rguenther@suse.de>
5556 PR tree-optimization/34043
5557 PR tree-optimization/33989
5558 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5560 (bitmap_find_leader): Use extra argument to verify dominance
5561 relationship inside a basic-block.
5562 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5563 (find_leader_in_sets): Adjust.
5564 (create_component_ref_by_pieces): Take extra argument for
5565 dominance check, handle lookup failures.
5566 (find_or_generate_expression): Likewise.
5567 (create_expression_by_pieces): Likewise.
5568 (insert_into_preds_of_block): Adjust.
5569 (create_value_expr_from): If asked for, verify all operands
5570 are in the blocks AVAIL_OUT set.
5571 (make_values_for_stmt): Check for SSA_NAMEs that are life
5572 over an abnormal edge.
5573 (compute_avail): Remove such check.
5574 (do_SCCVN_insertion): New function.
5575 (eliminate): If we do not find a leader suitable for replacement
5576 insert a replacement expression from SCCVN if available.
5577 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5578 (struct vn_ssa_aux): Add needs_insertion flag.
5579 * tree-ssa-sccvn.c (may_insert): New global flag.
5580 (copy_reference_ops_from_ref): Value-number union member access
5581 based on its size, not type and member if insertion is allowed.
5582 (visit_reference_op_load): For a weak match from union type
5583 punning lookup a view-converted value and insert a SSA_NAME
5584 for that value if that is not found.
5585 (visit_use): Make dumps shorter. Do not disallow value numbering
5586 SSA_NAMEs that are life over an abnormal edge to constants.
5587 (free_scc_vn): Release inserted SSA_NAMEs.
5588 (run_scc_vn): New flag to specify whether insertion is allowed.
5589 Process SSA_NAMEs in forward order.
5590 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5591 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5592 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5593 pointer type to/from integral types that do not change the
5594 precision to regular conversions.
5596 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5598 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5599 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5600 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5601 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5602 input arguments and the mode of return value. Built-in functions
5603 that operate on whole 64-bit MMX register now use V1DI mode.
5605 2008-03-13 Alon Dayan <alond@il.ibm.com>
5606 Olga Golovanevsky <olga@il.ibm.com>
5608 PR tree-optimization/35041
5609 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5610 to locate the right position in a statement.
5612 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5616 * config/i386/xmmintrin.h: Change all static inline functions to
5617 extern inline and add __gnu_inline__ attribute.
5618 * config/i386/bmintrin.h: Ditto.
5619 * config/i386/smmintrin.h: Ditto.
5620 * config/i386/tmmintrin.h: Ditto.
5621 * config/i386/mmintrin-common.h: Ditto.
5622 * config/i386/ammintrin.h: Ditto.
5623 * config/i386/emmintrin.h: Ditto.
5624 * config/i386/pmmintrin.h: Ditto.
5625 * config/i386/mmintrin.h: Ditto.
5626 * config/i386/mm3dnow.h: Ditto.
5628 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5631 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5632 (lower_omp_2): New function.
5633 (lower_omp_1, lower_omp): Rewritten.
5635 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5638 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5639 with the phrase "Microsoft Windows compilers".
5640 (Push/Pop Macro Pragmas): New subsection. Document
5641 #pragma push_macro and pragma pop_macro.
5643 2008-03-12 Paul Brook <paul@codesourcery.com>
5645 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5647 2008-03-12 Paul Brook <paul@codesourcery.com>
5649 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5650 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5651 (thumb2_addsi_shortim): Rename ...
5652 (thumb2_addsi_short): ... to this. Allow register operands.
5653 (thumb2_subsi_short): New pattern.
5654 (thumb2_one_cmplsi2_short,
5655 thumb2_negsi2_short): New patterns and peepholes.
5657 2008-03-12 Paul Brook <paul@codesourcery.com>
5659 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5661 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5663 * config/i386/i386.md (int_cond): New code iterator.
5665 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5666 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5667 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5668 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5669 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5670 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5671 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5672 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5674 2008-03-12 Paul Brook <paul@codesourcery.com>
5676 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5677 instead of {arm,thumb}_compute_save_reg_mask.
5678 (output_return_instruction): Ditto.
5679 (thumb_unexpanded_epilogue): Ditto.
5680 (thumb1_expand_prologue): Ditto.
5681 (thumb1_output_function_prologue): Ditto.
5682 (arm_set_return_address): Ditto.
5683 (thumb_set_return_address): Ditto.
5684 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5685 regs to achieve stack alignment.
5686 (thumb1_compute_save_reg_mask): Fix compiler warning.
5687 (arm_output_epilogue): Use offsets->saved_regs_mask.
5688 Adjust stack pointer by poping call clobered registers.
5689 (arm_expand_prologue): Use offsets->saved_regs_mask.
5690 Adjust stack pointer by pushing extra registers.
5691 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5693 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5696 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5697 conversion to the operands of a multiplication.
5699 2008-03-12 Richard Guenther <rguenther@suse.de>
5701 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5702 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5703 * timevar.def (TV_TREE_PHIPROP): Add.
5704 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5705 pass description. Use TV_TREE_PHIPROP.
5706 * tree-ssa-forwprop.c: Remove phiprop code.
5708 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5711 * omp-low.c (maybe_lookup_decl): Constify first argument.
5712 (use_pointer_for_field): Change last argument from bool to
5713 omp_context *. Disallow shared copy-in/out in nested
5714 parallel if decl is shared in outer parallel too.
5715 (build_outer_var_ref, scan_sharing_clauses,
5716 lower_rec_input_clauses, lower_copyprivate_clauses,
5717 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5719 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5720 Ira Rosen <irar@il.ibm.com>
5722 * tree-vectorizer.c (free_stmt_vec_info): New function.
5723 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5724 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5725 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5726 * tree-vect-transform.c (vectorizable_conversion): Free
5727 vec_oprnds0 if it was allocated.
5728 (vect_permute_store_chain): Remove unused VECs.
5729 (vectorizable_store): Free VECs that are allocated in the..
5731 (vect_transform_strided_load, vectorizable_load): Likewise.
5732 (vect_remove_stores): Simplify the code.
5733 (vect_transform_loop): Move code to vect_remove_stores().
5734 Call vect_remove_stores() and free_stmt_vec_info().
5736 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5738 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5739 TARGET_HPUX. Revise comment.
5740 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5741 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5742 Use sr4 variant of `be' instruction when not generating PIC code.
5743 (attr_length_call): Adjust for above change.
5745 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5747 * ipa-reference.c (static_execute): Remove module_statics_const and
5748 associated setting code.
5750 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5753 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5754 predicate for operand 1.
5755 (paritysi2_cmp): Use register_operand predicate for operand 2.
5756 Use earlyclobber modifier for operand 1. Remove support for
5758 (paritydi2_cmp): Use register_operand predicate for operand 3.
5759 Use earlyclobber modifier for operand 1. Remove support for
5762 2008-03-11 Paul Brook <paul@codesourcery.com>
5763 Vladimir Prus <vladimir@codesourcery.com>
5765 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5766 (arm_compute_save_reg0_reg12_mask): Always
5767 check if register 11 must be saved. Always safe hard frame pointer
5768 when frame_pointer_needeed.
5769 (arm_compute_save_reg_mask): Save IP and PC
5770 only with apcs frames.
5771 (arm_output_epilogue): Adjust Thumb2 codepath to
5772 be also invoked and work for ARM non-apcs frames.
5773 (arm_expand_prologue): Don't bother saving IP
5774 for non-apcs frame, since it's not clobbered by
5775 prologue code. Implement non-apcs frame
5778 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5780 PR rtl-optimization/35281
5781 * expr.c (convert_move): Use a new pseudo for the intermediate
5782 from_mode->word_mode result.
5784 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5786 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5787 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5788 * toplev.c (compile_file): Don't call it.
5790 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5793 * expr.c (store_expr): Call emit_block_move if the mode
5794 of "temp" RTX is BLKmode.
5796 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5797 Richard Guenther <rguenther@suse.de>
5799 PR tree-optimization/31358
5800 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5801 the step with a NULL_TREE.
5802 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5803 to sizetype if type is a pointer type.
5804 (add_candidate_1): Don't convert the base and step to
5805 the generic type if the orginal type is a pointer type.
5806 (add_iv_value_candidates): Use sizetype for the step
5807 if type is a pointer type.
5808 (cand_value_at): Likewise.
5809 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5811 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5812 Don't convert the tem affine to the type.
5813 (add_elt_to_tree): Use sizetype for the step if a pointer.
5814 Use POINTER_PLUS_EXPR for pointers.
5815 (aff_combination_to_tree): Use sizetype for the step if a
5818 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5820 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5821 Remove commutativity hint.
5823 2008-03-10 Jakub Jelinek <jakub@redhat.com>
5827 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
5828 errorneous type. Check that v is a VAR_DECL.
5831 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
5833 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
5835 PR tree-optimization/35494
5836 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
5837 may be overriden at link and run time.
5839 2008-03-10 Richard Guenther <rguenther@suse.de>
5841 PR tree-optimization/34677
5842 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5843 (poolify_tree): Likewise.
5844 (modify_expr_template): Likewise.
5845 (poolify_modify_stmt): Likewise.
5846 (insert_fake_stores): Handle all component-ref style stores
5847 in addition to INDIRECT_REF. Also handle complex types.
5848 Do not poolify the inserted load.
5849 (realify_fake_stores): Do not rebuild the tree but only
5850 make it a SSA_NAME copy.
5851 (init_pre): Remove initialzation of modify_expr_template.
5852 Do not allocate modify_expr_node_pool.
5853 (fini_pre): Do not free modify_expr_node_pool.
5855 2008-03-10 Paul Brook <paul@codesourcery.com>
5857 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
5860 2008-03-10 Paul Brook <paul@codesourcery.com>
5861 Mark Shinwell <shinwell@codesourcery.com>
5863 * config/arm/cortex-r4.md: New.
5864 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
5866 * config/arm/arm.md: Include cortex-r4.md.
5867 (insn): Add smmls, sdiv and udiv values.
5868 (generic_sched): Don't use generic scheduling for Cortex-R4.
5869 (arm_issue_rate): New function.
5870 (TARGET_SCHED_ISSUE_RATE): Define.
5872 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
5874 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
5876 2008-03-10 Richard Guenther <rguenther@suse.de>
5878 * tree-ssa-pre.c (get_sccvn_value): Simplify.
5879 (compute_avail): Do not add stmt uses to AVAIL_OUT.
5881 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
5883 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5884 Set default to true.
5886 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5888 * c.opt (Wsynth): Deprecate.
5889 * doc/invoke.texi (Option Summary, Warning Options): Document
5890 -Wno-format-contains-nul.
5892 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
5895 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
5896 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
5898 2008-03-09 Ira Rosen <irar@il.ibm.com>
5900 * config/rs6000/rs6000.c (builtin_description): Rename vector
5901 left shift operations.
5902 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
5903 (altivec_vsl<VI_char>): Rename to ...
5904 (ashl<mode>3): ... new name.
5905 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
5907 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
5909 2008-03-08 Richard Guenther <rguenther@suse.de>
5911 * coverage.h (tree_coverage_counter_addr): Declare.
5912 * coverage.c (tree_coverage_counter_addr): New function.
5913 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
5915 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
5916 (tree_gen_one_value_profiler): Likewise.
5917 (tree_gen_ic_profiler): Likewise.
5918 (tree_gen_average_profiler): Likewise.
5919 (tree_gen_ior_profiler): Likewise.
5921 2008-03-08 Richard Guenther <rguenther@suse.de>
5923 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
5924 (vn_binary_op_insert): Likewise.
5925 (vn_unary_op_lookup): Likewise.
5926 (vn_unary_op_insert): Likewise.
5927 (vn_nary_op_lookup): Declare.
5928 (vn_nary_op_insert): Likewise.
5929 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
5930 and binary hashes, use a single obstack for unary_op_pool
5932 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
5933 a single struct vn_nary_op_s. Store tree code length and
5934 a variable number of operands.
5935 (struct vn_reference_op_struct): Remove unused op2.
5936 (vn_reference_op_eq): Do not compare op2.
5937 (vn_reference_op_compute_hash): Do not compute hash of op2.
5938 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
5939 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
5940 with vn_nary_op_compute_hash.
5941 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
5942 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
5944 (vn_unary_op_insert, vn_binary_op_insert): Replace with
5946 (visit_unary_op): Call nary functions.
5947 (visit_binary_op): Likewise.
5948 (process_scc): Adjust for struct vn_tables_s changes.
5949 (allocate_vn_table): Likewise.
5950 (free_vn_table): Likewise.
5951 * tree-vn.c (vn_add): Call nary functions.
5952 (vn_lookup): Likewise.
5954 2008-03-08 Jakub Jelinek <jakub@redhat.com>
5957 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
5958 wdst back after sync_compare_and_swapqhi_internal.
5960 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
5963 * config/i386/i386-modes.def (V1DI): New vector mode.
5964 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
5965 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
5966 (MMXMODE248): Ditto.
5967 (MMXMODE): Add V1DI mode.
5968 (mmxvecsize): Change DI mode to V1DI mode.
5969 ("mov<mode>): Use MMXMODEI8 mode iterator.
5970 ("*mov<mode>_internal_rex64"): Ditto.
5971 ("*mov<mode>_internal"): Ditto.
5972 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
5973 ("mmx_sub<mode>3"): Ditto.
5974 ("mmx_adddi3"): Remove insn pattern.
5975 ("mmx_subdi3"): Ditto.
5976 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
5977 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
5978 ("mmx_ashl<mode>3"): Ditto.
5979 ("mmx_lshrdi3"): Remove insn pattern.
5980 ("mmx_ashldi3"): Ditto.
5981 * config/i386/i386.c (classify_argument): Handle V1DImode.
5982 (function_arg_advance_32): Ditto.
5983 (function_arg_32): Ditto.
5984 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
5985 mmx_addv1di3 insn pattern.
5986 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
5987 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
5988 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
5989 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
5990 Remove definitions of built-in functions.
5991 (V1DI_type_node): New node.
5992 (v1di_ftype_v1di_int): Ditto.
5993 (v1di_ftype_v1di_v1di): Ditto.
5994 (v2si_ftype_v2si_si): Ditto.
5995 (v4hi_ftype_v4hi_di): Remove node.
5996 (v2si_ftype_v2si_di): Ditto.
5997 (ix86_init_mmx_sse_builtins): Handle V1DImode.
5998 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
5999 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6000 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6001 Add new builtins using def_builtin_const.
6002 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6003 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6004 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6005 * config/i386/mmintrin.h (__v1di): New typedef.
6006 (_mm_add_si64): Cast arguments to __v1di type.
6007 (_mm_sub_si64): Ditto.
6008 (_mm_sll_pi16): Cast __count to __v4hi type.
6009 (_mm_sll_pi32): Cast __count to __v2si type.
6010 (_mm_sll_si64): Cast arguments to __v1di type.
6011 (_mm_srl_pi16): Cast __count to __v4hi type.
6012 (_mm_srl_pi32): Cast __count to __v2si type.
6013 (_mm_srl_si64): Cast arguments to __v1di type.
6014 (_mm_sra_pi16): Cast __count to __v4hi type.
6015 (_mm_sra_pi32): Cast __count to __v2si type.
6016 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6017 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6018 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6019 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6020 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6021 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6022 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6023 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6024 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6025 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6026 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6027 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6029 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6031 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6033 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6036 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6037 reg+const addressing for Altivec modes. Don't generate reg+reg
6038 addressing for TFmode or TDmode quantities.
6040 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6042 * c-common.c (vector_types_convertible_p): Call langhook
6043 instead of comptypes.
6045 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6048 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6049 integral and scalar float variables which have a
6052 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6054 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6055 dwarf_register_span hook when emitting unwind information for
6056 register-to-memory saves.
6057 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6058 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6060 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6062 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6063 for the same VAR_DECL.
6065 2008-03-06 Tom Tromey <tromey@redhat.com>
6068 * doc/standards.texi (Standards): Don't mention treelang.
6069 * doc/invoke.texi (Overall Options): Don't mention treelang.
6070 * doc/install.texi (Prerequisites): Don't mention bison or
6072 (Configuration): Don't mention treelang.
6073 (Building): Likewise.
6074 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6076 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6078 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6079 word-extractions out of a multi-word object.
6081 2008-03-06 Richard Guenther <rguenther@suse.de>
6083 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6084 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6085 result type and precision.
6086 * expr.c (get_inner_reference): Set unsignedp based on the result
6087 type of BIT_FIELD_REF.
6088 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6089 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6090 (try_instantiate_multiple_fields): Likewise. Use the correct type
6092 (sra_build_assignment): Likewise.
6093 (sra_build_elt_assignment): Likewise.
6094 (sra_explode_bitfield_assignment): Likewise.
6095 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6096 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6097 set BIT_FIELD_REF_UNSIGNED.
6098 (vectorizable_load): Likewise.
6100 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6102 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6105 2008-03-06 Richard Guenther <rguenther@suse.de>
6107 * alias.c (struct alias_set_entry): Move has_zero_child field
6108 to pack with alias_set.
6110 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6112 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6115 2008-03-05 Ian Lance Taylor <iant@google.com>
6117 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6119 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6121 * fwprop.c (update_df): Support width and offset parameters of
6123 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6124 global_conflicts): Change DF_REF_EXTRACT to either
6125 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6126 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6127 * df-scan.c (df_ref_record, df_defs_record,
6128 df_ref_create_structure, df_def_record_1, df_uses_record,
6129 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6130 df_bb_refs_collect, df_entry_block_defs_collect,
6131 df_exit_block_uses_collect): Support new width and offset fields.
6132 (ref_extract_pool): New storage pool.
6133 (df_free_ref): New function.
6134 (df_reg_chain_unlink, df_free_collection_rec,
6135 df_sort_and_compress_refs): Call df_free_ref.
6136 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6138 (df_ref_create_structure): Allocate df_ref_extract if offset and
6139 width fields are used.
6140 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6141 (df_uses_record): Get offset and width from ZERO_EXTRACT
6143 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
6144 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6145 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6146 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
6147 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6148 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6149 (df_ref_extract): New structure.
6150 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6151 (df_ref_create): Add width and offset parameters.
6153 2008-03-05 Richard Guenther <rguenther@suse.de>
6155 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6156 Use ranges_overlap_p.
6157 (offset_overlaps_with_access): Rename
6158 to ranges_overlap_p and move ...
6159 * tree-flow-inline.h (ranges_overlap_p): ... here.
6161 * tree.h (get_inner_reference, handled_component_p): Update
6164 * tree.h (record_component_aliases, get_alias_set,
6165 alias_sets_conflict_p, alias_sets_must_conflict_p,
6166 objects_must_conflict_p): Move declarations ...
6167 * alias.h (record_component_aliases, get_alias_set,
6168 alias_sets_conflict_p, alias_sets_must_conflict_p,
6169 objects_must_conflict_p): ... here.
6170 Include coretypes.h.
6171 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6173 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6175 * cfg.c: Include tree-flow.h.
6176 (remove_edge_raw): Call redirect_edge_var_map_clear.
6177 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6178 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6179 (redirect_edge_var_map_result): New.
6180 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6181 PENDING_STMT use with redirect_edge_var_map_*.
6182 * tree-ssa.c (edge_var_maps): New definition.
6183 (redirect_edge_var_map_add): New.
6184 (redirect_edge_var_map_clear): New.
6185 (redirect_edge_var_map_dup): New.
6186 (redirect_edge_var_map_vector): New.
6187 (redirect_edge_var_map_destroy): New.
6188 (ssa_redirect_edge): Replace PENDING_STMT use with
6189 redirect_edge_var_map_*.
6190 (flush_pending_stmts): Same.
6191 (delete_tree_ssa): Destroy edge var map.
6192 * tree-flow.h (struct _edge_var_map): New.
6193 Define edge_var_map vector type.
6194 Declare redirect_edge_var_map_* prototypes.
6195 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6196 * tree-cfg.c (reinstall_phi_args): Replace
6197 PENDING_STMT use with redirect_edge_var_map_*.
6199 2008-03-05 Richard Guenther <rguenther@suse.de>
6201 PR tree-optimization/35472
6202 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6203 whose single use_stmt has a overlapping set of loaded and
6204 stored symbols as that use_stmt might be a noop assignment then.
6206 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6208 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6210 2008-03-05 Richard Guenther <rguenther@suse.de>
6213 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6214 should be constants.
6215 * tree-cfg.c (verify_expr): Verify it.
6216 * fold-const.c (fold_truthop): Remove code generating
6217 BIT_FIELD_REFs of structure bases.
6218 (fold_binary): Likewise.
6219 (fold_ternary): Position and size of BIT_FIELD_REFs are
6220 always host integers.
6221 (make_bit_field_ref): Remove.
6222 (optimize_bit_field_compare): Remove.
6223 (all_ones_mask_p): Remove.
6225 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6228 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6229 (split_block_and_df_analyze): New. Split basic block and rebuild
6231 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6233 (split_pattern_seq): Likewise.
6234 (erase_matching_seqs): Likewise.
6235 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6237 2008-03-04 Geoff Keating <geoffk@apple.com>
6239 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6240 declaration and code.
6241 (tree_invalid_nonnegative_warnv_p): Likewise.
6243 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6245 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
6246 examples. Truncate option-names then causing overfull hbox.
6248 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6251 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
6253 * configure: Rebuilt.
6255 2008-03-04 Rafael Espindola <espindola@google.com>
6257 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
6258 (tree_unary_nonnegative_warnv_p): New.
6259 (tree_binary_nonnegative_warnv_p): New.
6260 (tree_single_nonnegative_warnv_p): New.
6261 (tree_invalid_nonnegative_warnv_p): New.
6262 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
6264 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6267 * opts.c (handle_option): Postpone 'unknown option' errors only for
6270 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
6273 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
6276 2008-03-04 Rafael Espindola <espindola@google.com>
6278 * fold-const.c (tree_unary_nonzero_warnv_p): New.
6279 (tree_binary_nonzero_warnv_p): New.
6280 (tree_single_nonzero_warnv_p): New.
6281 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
6283 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6286 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6287 transformations for modes that have signed zeros.
6288 * ifcvt.c (noce_try_abs): Ditto.
6290 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6292 * config/i386/i386.c (override_options): Force
6293 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6295 2008-03-04 Jan Hubicka <jh@suse.cz>
6298 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6301 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6303 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6304 label to probe the stack.
6306 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6308 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6309 (__gthr_win32_mutex_destroy): Declare.
6310 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6311 __gthr_win32_mutex_destroy.
6312 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6314 2008-03-03 Jan Hubicka <jh@suse.cz>
6317 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6318 aggressive on inlining cold calls.
6320 2008-03-03 Richard Guenther <rguenther@suse.de>
6322 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6323 struct copies into the expression table.
6324 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6325 (try_to_simplify): Likewise.
6326 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6327 integral and pointer arguments which do not change the
6328 precision to NOP_EXPRs.
6329 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6330 VIEW_CONVERT_EXPR case.
6332 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6334 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6335 defined in a loop at depth 0 is invariant.
6336 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6337 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6338 be called at loop depth 0.
6340 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6343 * gcc.c (process_command): Update copyright notice dates.
6344 * gcov.c (print_version): Likewise.
6345 * gcov-dump.c (print_version): Likewise.
6346 * mips-tfile.c (main): Likewise.
6347 * mips-tdump.c (main): Likewise.
6349 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6352 * c-common.c (flag_permissive): Delete.
6353 (constant_expression_warnings): Check flags first.
6354 (constant_expression_error): New.
6355 * c-common.h (flag_permissive): Delete.
6356 (constant_expression_error): Declare.
6357 * flags.h (flag_permissive): Declare. Update description.
6358 * diagnostic.c (pedwarn): Update.
6360 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6361 (permissive_error_kind): New.
6362 * toplev.c (flag_permissive): Define. Update description.
6363 * toplev.h (permissive_error_kind): Declare.
6364 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6365 (pedwarn_c90): Use pedantic_warning_kind.
6366 * c-opts.c (c_common_post_options): flag_permissive does not affect
6367 flag_pedantic_errors.
6369 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6371 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6372 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6373 __absvsi2, __absvDI2): Use unsigned arithmetic.
6375 2008-03-02 Andi Kleen <ak@suse.de>
6376 Richard Guenther <rguenther@suse.de>
6378 * struct-equiv.c: Remove file.
6379 * cfg_cleanup.c (condjump_equiv_p): Remove.
6380 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6381 (struct-equiv.o): Remove rule.
6382 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6383 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6384 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6386 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6388 * ifcvt.c (noce_process_if_block): Try to handle only the then
6389 block if the else block exists but isn't suitable.
6391 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6394 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6395 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6396 regression from previous patch.
6398 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6401 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6403 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6404 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6405 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6406 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6407 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6408 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6409 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6410 (__gthread_mutex_destroy_function): Rename to
6411 __gthread_mutex_destroy.
6412 * gthr-dce.h (__gthread_mutex_destroy): Call
6413 pthread_mutex_destroy.
6414 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6415 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6416 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6418 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6420 * df-scan.c (df_ref_chain_change_bb): Simplify.
6421 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6422 set_block_for_insn if there's any change.
6423 * df.h ((df_insn_change_bb): Fix prototype.
6424 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6425 df_insn_change_bb, don't call set_block_for_insn.
6426 * emit-rtl.c (reorder_insns): Likewise.
6427 * haifa-sched.c (move_insn): Likewise.
6429 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6431 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6433 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6435 * tree-flow-inline.h (next_readonly_imm_use): Return
6436 NULL_USE_OPERAND_P after the end.
6438 2008-03-01 Richard Guenther <rguenther@suse.de>
6440 PR tree-optimization/35411
6441 * tree-sra.c (sra_build_assignment): Split conversion to
6442 final type to a separate statement if we are not assigning
6445 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6447 * fold-const.c (fold_convertible_p): Correct the logic to follow
6448 that in fold_convert().
6450 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6453 * tree-inline.c (build_duplicate_type): When we make a
6454 duplicate type, make it unique in the canonical types system.
6456 2008-02-29 Tom Tromey <tromey@redhat.com>
6458 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6459 input_file_stack_history, input_file_stack_restored): Remove.
6460 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6461 * input.h (struct file_stack): Remove.
6462 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6463 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6465 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6467 (diagnostic_last_module_changed): Add 'map' argument.
6468 (diagnostic_set_last_function): Likewise.
6469 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6470 line map, not input_file_stack.
6471 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6473 2008-02-29 Paul Brook <paul@codesourcery.com>
6475 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6477 2008-02-29 Paul Brook <paul@codesourcery.com>
6479 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6481 2008-02-29 Richard Guenther <rguenther@suse.de>
6483 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6485 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6486 value for comparing for a store match.
6487 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6488 (try_to_simplify): Do not do a full-blown reference lookup.
6490 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6492 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6493 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6495 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6497 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6499 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6500 strides against cache sizes.
6502 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6504 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6507 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6509 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6510 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6511 is smaller than the original promoted value.
6512 (simplify_subreg): If OP is a SUBREG, try to preserve its
6513 SUBREG_PROMOTED_VAR_P information.
6515 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6517 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6518 (VN_INFO_GET): Allocate new objects on the obstack.
6519 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6520 for rpo_numbers_temp, for consistency.
6521 (free_scc_vn): Free the obstack.
6523 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6525 * doc/invoke.texi: Document -ftree-loop-distribution.
6526 * tree-loop-distribution.c: New.
6527 * tree-pass.h (pass_loop_distribution): New.
6528 * graphds.h (struct graph): Add htab_t indices.
6529 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6530 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6531 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6532 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6533 * tree-data-ref.c (debug_data_dependence_relations): New.
6534 (dump_data_dependence_relation): Also print data references.
6535 (free_data_ref): Extern.
6536 (same_access_functions): Moved...
6537 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6538 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6539 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6540 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6541 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6542 (stmts_from_loop): Skip LABEL_EXPR.
6543 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6545 (build_rdg): Initialize rdg->indices htab.
6546 (free_rdg, stores_from_loop, ref_base_address,
6547 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6548 have_similar_memory_accesses_1, ref_base_address_1,
6549 remove_similar_memory_refs): New.
6550 * tree-data-ref.h: Depend on tree-chrec.h.
6551 (debug_data_dependence_relations, free_data_ref): Declared.
6552 (same_access_functions): ... here.
6553 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6555 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6556 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6557 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6558 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6559 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6560 rdg_vertex_for_stmt): Declared.
6561 (struct rdg_edge): Add level.
6563 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6564 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6566 (rdg_has_similar_memory_accesses): New.
6567 * tree-vect-analyze.c: Remove unused static decls.
6568 * lambda.h (dependence_level): New.
6569 * common.opt (ftree-loop-distribution): New.
6570 * tree-flow.h (mark_virtual_ops_in_bb,
6571 slpeel_tree_duplicate_loop_to_edge_cfg,
6572 rename_variables_in_loop): Declared.
6573 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6574 (OBJS-common): Add tree-loop-distribution.o.
6575 (tree-loop-distribution.o): New rule.
6576 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6577 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6578 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6580 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6583 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6584 other than structures and unions.
6586 2008-02-28 Richard Guenther <rguenther@suse.de>
6589 2008-02-26 Richard Guenther <rguenther@suse.de>
6591 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6592 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6593 (lookup_decl_from_uid): Declare.
6594 (remove_decl_from_map): Likewise.
6595 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6596 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6597 (decl_for_uid_map): New global hashtable mapping DECL_UID
6599 (init_ttree): Allocate it.
6600 (insert_decl_to_uid_decl_map): New helper function.
6601 (make_node_stat): Insert new decls into the map.
6602 (copy_node_stat): Likewise.
6603 (lookup_decl_from_uid): New function.
6604 (remove_decl_from_map): Likewise.
6605 (print_decl_for_uid_map_statistics): New helper.
6606 (dump_tree_statistics): Call it.
6608 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6609 (referenced_var_iterator): Adjust.
6610 (FOR_EACH_REFERENCED_VAR): Adjust.
6611 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6612 (num_referenced_vars): Adjust.
6613 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6614 (first_referenced_var): Remove.
6615 (end_referenced_vars_p): Likewise.
6616 (next_referenced_var): Likewise.
6617 (referenced_var_iterator_set): New helper function.
6618 * tree-dfa.c (referenced_var_lookup): Adjust.
6619 (referenced_var_check_and_insert): Likewise.
6620 (remove_referenced_var): Likewise.
6621 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6622 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6623 (verify_call_clobbering): Likewise.
6624 (verify_memory_partitions): Likewise.
6625 (init_tree_ssa): Allocate bitmap instead of hashtable for
6627 (delete_tree_ssa): Adjust.
6628 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6629 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6630 (compute_tag_properties): Likewise.
6631 (set_initial_properties): Likewise.
6632 (find_partition_for): Likewise.
6633 (update_reference_counts): Likewise.
6634 (dump_may_aliases_for): Likewise.
6635 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6636 (add_call_clobber_ops): Likewise.
6637 (add_call_read_ops): Likewise.
6638 (get_asm_expr_operands): Likewise.
6639 * tree-into-ssa.c (dump_decl_set): Likewise.
6640 (update_ssa): Likewise.
6641 * tree-sra.c (scan_function): Likewise.
6642 (decide_instantiations): Likewise.
6643 (scalarize_parms): Likewise.
6644 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6645 (dsa_named_for): Likewise.
6646 * tree-ssa-structalias.c (update_alias_info): Likewise.
6647 (merge_smts_into): Likewise.
6649 2008-02-27 David Daney <ddaney@avtrex.com>
6652 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6653 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6654 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6655 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6656 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6658 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6661 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6662 (BUILT_IN_NEXTTOWARD): Remove.
6663 (BUILT_IN_NEXTTOWARDF): Ditto.
6664 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6665 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6667 2008-02-27 Tom Tromey <tromey@redhat.com>
6669 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6670 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6672 2008-02-27 Jan Beulich <jbeulich@novell.com>
6674 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6675 update the respective field on newdecl.
6677 2008-02-27 Revital Eres <eres@il.ibm.com>
6679 PR rtl-optimization/34999
6680 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6681 crossing edges that ends with a call insn.
6682 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6683 call insn and clear the EDGE_CROSSING flag of the crossing edge
6684 when fixing fallthru edges.
6686 2008-02-27 Richard Guenther <rguenther@suse.de>
6689 * fold-const.c (fold_unary): Return the correct argument,
6690 converted to the result type.
6692 2008-02-27 Richard Guenther <rguenther@suse.de>
6695 * expr.c (expand_expr_real_1): Assert on rotates that operate
6697 * fold-const.c (fold_binary): Use the types precision, not the
6698 bitsize of the mode if folding rotate expressions. Build rotates
6699 only for full modes.
6701 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6703 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6705 * c-pragma.c (pragma_ns_name): New typedef.
6706 (registered_pp_pragmas): New variable.
6707 (c_pp_lookup_pragma): New function.
6708 (c_register_pragma_1): If flag_preprocess_only, do nothing
6709 for non-expanded pragmas, for expanded ones push pragma's
6710 namespace and name into registered_pp_pragmas vector.
6711 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6712 flag_preprocess_only, don't register GCC pch_preprocess
6713 pragma if flag_preprocess_only.
6714 * c-opts.c (c_common_init): Call init_pragma even if
6715 flag_preprocess_only.
6716 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6717 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6718 cpp_register_pragma if flag_preprocess_only.
6720 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6723 * c-parser.c (c_parser_translation_unit): Warn for empty
6724 translation unit, not empty source file.
6726 2008-02-26 Paul Brook <paul@codesourcery.com>
6728 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6729 operand for Thumb-2.
6730 * config/arm/arm.h (reg_class): Add CORE_REGS.
6731 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6732 (BASE_REG_CLASS): Use CORE_REGS.
6733 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6734 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6735 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6736 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6737 ARM_REGNO_OK_FOR_INDEX_P.
6738 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6739 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6740 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6741 (ldm/stm peepholes): Ditto.
6742 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6743 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6744 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6745 * config/arm/constraints.md: Enable "k" constraint on ARM.
6747 2008-02-27 Ben Elliston <bje@au.ibm.com>
6749 * config/rs6000/rs6000.c: Annotate cache line size field in all
6750 instances of struct processor_costs.
6752 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6754 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6755 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6756 jump_bypass): New counters.
6757 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6758 * dce.c (gate_ud_dce): Same.
6759 (gate_fast_dce): Same.
6760 * dse.c (gate_dse1): New function.
6761 (gate_dse2): New function.
6762 (gate_dse): Merge results of new gate functions.
6763 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6764 (gate_handle_jump_bypass): Add dbg_cnt.
6765 (gate_handle_gcse): Add dbg_cnt.
6766 * ifcvt.c (gate_handle_if_conversion): Same.
6767 (gate_handle_if_after_combine): Same.
6768 (gate_handle_if_after_reload): Same.
6769 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6771 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6773 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6775 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6777 2008-02-26 Jason Merrill <jason@redhat.com>
6780 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6781 alone if it's the naming decl for the type's main variant.
6783 2008-02-26 Tom Tromey <tromey@redhat.com>
6785 * system.h (USE_MAPPED_LOCATION): Poison.
6786 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6787 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6788 (make_goto_expr_edges): Likewise.
6789 (remove_bb): Likewise.
6790 (execute_warn_function_return): Likewise.
6791 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6793 * c-common.c (fname_decl): Remove old location code.
6794 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6796 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6798 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6799 (gen_rtx_ASM_INPUT): Likewise.
6800 (gen_rtx_ASM_INPUT_loc): Likewise.
6801 (get_rtx_asm_OPERANDS): Remove.
6802 * cfglayout.c (insn_locators_alloc): Remove old location code.
6803 (set_curr_insn_source_location): Likewise.
6804 (curr_insn_locator): Likewise.
6805 * print-tree.c (print_node): Remove old location code.
6806 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6807 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6808 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6809 location_from_locus.
6810 (construct_exit_block): Remove old location code.
6811 * emit-rtl.c (force_next_line_note): Remove old location code.
6812 * profile.c (branch_prob): Remove old location code.
6813 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6814 LOC_LINE): Remove old-location variants.
6815 * langhooks.c (lhd_print_error_function): Remove old location
6817 * configure, config.in: Rebuilt.
6818 * configure.ac (--enable-mapped-location): Remove.
6819 * c-decl.c (c_init_decl_processing): Remove old location code.
6820 (finish_function): Likewise.
6821 * recog.c (decode_asm_operands): Remove old location code.
6822 * c-pch.c (c_common_read_pch): Remove old location code.
6823 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
6825 * gimple-low.c (lower_function_body): Remove old location code.
6826 * toplev.c (unknown_location): Remove.
6827 (push_srcloc): Remove old-location variant.
6828 (process_options): Remove old location code.
6829 (lang_dependent_init): Likewise.
6830 * input.h (UNKNOWN_LOCATION): Move definition.
6831 (location_t): Undeprecate.
6832 (source_locus): Remove.
6833 (location_from_locus): Remove.
6834 (struct location_s): Remove.
6835 Remove all old-location code.
6836 (input_line, input_filename): Remove.
6837 * final.c (final_scan_insn): Remove old location code.
6838 * diagnostic.c (diagnostic_build_prefix): Remove
6839 USE_MAPPED_LOCATION test.
6840 * tree.h (gimple_stmt) <locus>: Now a location_t.
6841 (tree_exp) <locus>: Likewise.
6842 (DECL_IS_BUILTIN): Remove old-location variant.
6843 (annotate_with_file_line, annotate_with_locus): Likewise.
6844 (expr_locus, set_expr_locus): Update.
6845 * tree.c (build1_stat): Remove old location code.
6846 (last_annotated_node): Remove.
6847 (annotate_with_file_line): Remove old-location variant.
6848 (annotate_with_locus): Likewise.
6849 (expr_location): Remove old location code.
6850 (set_expr_location): Likewise.
6851 (expr_has_location): Likewise.
6852 (expr_locus): Likewise.
6853 (set_expr_locus): Likewise.
6854 (expr_filename): Don't use location_from_locus.
6855 (expr_lineno): Likewise.
6856 * rtl-error.c (location_for_asm): Remove old location code.
6857 * c-lex.c (cb_line_change): Remove old location code.
6858 (fe_file_change): Likewise.
6859 (cb_def_pragma): Likewise.
6860 (c_lex_with_flags): Likewise.
6861 * gengtype.c (do_typedef): Don't special-case location types.
6862 (define_location_structures): Remove.
6863 (main): Don't call define_location_structures.
6864 * tree-pretty-print.c (dump_implicit_edges): Remove old location
6867 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6870 * builtins.def (BUILT_IN_STDARG_START): Remove.
6871 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
6872 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6873 * tree-inline.c (inline_forbidden_p_1): Likewise.
6875 2008-02-26 Richard Guenther <rguenther@suse.de>
6877 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6878 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6879 (lookup_decl_from_uid): Declare.
6880 (remove_decl_from_map): Likewise.
6881 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6882 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6883 (decl_for_uid_map): New global hashtable mapping DECL_UID
6885 (init_ttree): Allocate it.
6886 (insert_decl_to_uid_decl_map): New helper function.
6887 (make_node_stat): Insert new decls into the map.
6888 (copy_node_stat): Likewise.
6889 (lookup_decl_from_uid): New function.
6890 (remove_decl_from_map): Likewise.
6891 (print_decl_for_uid_map_statistics): New helper.
6892 (dump_tree_statistics): Call it.
6894 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6895 (referenced_var_iterator): Adjust.
6896 (FOR_EACH_REFERENCED_VAR): Adjust.
6897 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6898 (num_referenced_vars): Adjust.
6899 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6900 (first_referenced_var): Remove.
6901 (end_referenced_vars_p): Likewise.
6902 (next_referenced_var): Likewise.
6903 (referenced_var_iterator_set): New helper function.
6904 * tree-dfa.c (referenced_var_lookup): Adjust.
6905 (referenced_var_check_and_insert): Likewise.
6906 (remove_referenced_var): Likewise.
6907 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6908 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6909 (verify_call_clobbering): Likewise.
6910 (verify_memory_partitions): Likewise.
6911 (init_tree_ssa): Allocate bitmap instead of hashtable for
6913 (delete_tree_ssa): Adjust.
6914 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6915 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6916 (compute_tag_properties): Likewise.
6917 (set_initial_properties): Likewise.
6918 (find_partition_for): Likewise.
6919 (update_reference_counts): Likewise.
6920 (dump_may_aliases_for): Likewise.
6921 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6922 (add_call_clobber_ops): Likewise.
6923 (add_call_read_ops): Likewise.
6924 (get_asm_expr_operands): Likewise.
6925 * tree-into-ssa.c (dump_decl_set): Likewise.
6926 (update_ssa): Likewise.
6927 * tree-sra.c (scan_function): Likewise.
6928 (decide_instantiations): Likewise.
6929 (scalarize_parms): Likewise.
6930 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6931 (dsa_named_for): Likewise.
6932 * tree-ssa-structalias.c (update_alias_info): Likewise.
6933 (merge_smts_into): Likewise.
6935 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6938 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
6939 * c-opts.c (c_common_handle_option): Wall enables
6940 Wvolatile-register-var.
6941 * common.opt: Move Wvolatile-register-var to...
6944 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6946 * common.opt (Wlarger-than=): New.
6947 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
6949 * opts.c (common_handle_option): Handle -Wlarger-than=.
6950 * optc-gen.awk: Likewise.
6951 * opth-gen.awk: Likewise.
6952 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
6953 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6955 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6957 * c-common.c (match_case_to_enum_1): Add appropriate
6958 OPT_W* parameter to warning.
6959 (c_do_switch_warnings): Likewise.
6960 * c-typeck.c (warning_init): Add one more parameter following
6962 (push_init_level): Update call to warning_init.
6963 (pop_init_level): Likewise.
6964 (add_pending_init): Likewise.
6965 (output_init_element: Likewise.
6967 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6970 * toplev.c (toplev_main): If there are warnings or error, print
6971 errors for ignored options.
6972 * opts.c (ignored_options): New static variable.
6973 (postpone_unknown_option_error): New.
6974 (print_ignored_options): New.
6975 (handle_option): Postpone errors for unknown -Wno-* options.
6976 * opts.h (print_ignored_options): Declare.
6978 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
6980 * config/mips/mips.md (loadgp_blockage, blockage): Change type
6983 2008-02-25 Richard Guenther <rguenther@suse.de>
6986 2008-02-25 Richard Guenther <rguenther@suse.de>
6988 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6989 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6990 (lookup_decl_from_uid): Declare.
6991 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6992 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6993 (decl_for_uid_map): New global hashtable mapping DECL_UID
6995 (init_ttree): Allocate it.
6996 (insert_decl_to_uid_decl_map): New helper function.
6997 (make_node_stat): Insert new decls into the map.
6998 (copy_node_stat): Likewise.
6999 (lookup_decl_from_uid): New function.
7000 (print_decl_for_uid_map_statistics): New helper.
7001 (dump_tree_statistics): Call it.
7003 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7004 (referenced_var_iterator): Adjust.
7005 (FOR_EACH_REFERENCED_VAR): Adjust.
7006 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7007 (num_referenced_vars): Adjust.
7008 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7009 (first_referenced_var): Remove.
7010 (end_referenced_vars_p): Likewise.
7011 (next_referenced_var): Likewise.
7012 (referenced_var_iterator_set): New helper function.
7013 * tree-dfa.c (referenced_var_lookup): Adjust.
7014 (referenced_var_check_and_insert): Likewise.
7015 (remove_referenced_var): Likewise.
7016 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7017 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7018 (verify_call_clobbering): Likewise.
7019 (verify_memory_partitions): Likewise.
7020 (init_tree_ssa): Allocate bitmap instead of hashtable for
7022 (delete_tree_ssa): Adjust.
7023 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7024 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7025 (compute_tag_properties): Likewise.
7026 (set_initial_properties): Likewise.
7027 (find_partition_for): Likewise.
7028 (update_reference_counts): Likewise.
7029 (dump_may_aliases_for): Likewise.
7030 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7031 (add_call_clobber_ops): Likewise.
7032 (add_call_read_ops): Likewise.
7033 (get_asm_expr_operands): Likewise.
7034 * tree-into-ssa.c (dump_decl_set): Likewise.
7035 (update_ssa): Likewise.
7036 * tree-sra.c (scan_function): Likewise.
7037 (decide_instantiations): Likewise.
7038 (scalarize_parms): Likewise.
7039 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7040 (dsa_named_for): Likewise.
7041 * tree-ssa-structalias.c (update_alias_info): Likewise.
7042 (merge_smts_into): Likewise.
7044 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7047 * doc/invoke.texi (-fcx-limited-range): Document new option.
7048 * toplev.c (process_options): Handle -fcx-fortran-rules.
7049 * common.opt: Add documentation for -fcx-fortran-rules.
7051 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7054 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7055 actual behaviour and C99.
7057 2008-02-26 Ben Elliston <bje@au.ibm.com>
7059 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7060 (ASM_CPU_POWER6_SPEC): Likewise.
7061 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7062 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7063 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7065 2008-02-25 Richard Guenther <rguenther@suse.de>
7067 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7068 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7069 (lookup_decl_from_uid): Declare.
7070 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7071 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7072 (decl_for_uid_map): New global hashtable mapping DECL_UID
7074 (init_ttree): Allocate it.
7075 (insert_decl_to_uid_decl_map): New helper function.
7076 (make_node_stat): Insert new decls into the map.
7077 (copy_node_stat): Likewise.
7078 (lookup_decl_from_uid): New function.
7079 (print_decl_for_uid_map_statistics): New helper.
7080 (dump_tree_statistics): Call it.
7082 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7083 (referenced_var_iterator): Adjust.
7084 (FOR_EACH_REFERENCED_VAR): Adjust.
7085 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7086 (num_referenced_vars): Adjust.
7087 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7088 (first_referenced_var): Remove.
7089 (end_referenced_vars_p): Likewise.
7090 (next_referenced_var): Likewise.
7091 (referenced_var_iterator_set): New helper function.
7092 * tree-dfa.c (referenced_var_lookup): Adjust.
7093 (referenced_var_check_and_insert): Likewise.
7094 (remove_referenced_var): Likewise.
7095 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7096 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7097 (verify_call_clobbering): Likewise.
7098 (verify_memory_partitions): Likewise.
7099 (init_tree_ssa): Allocate bitmap instead of hashtable for
7101 (delete_tree_ssa): Adjust.
7102 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7103 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7104 (compute_tag_properties): Likewise.
7105 (set_initial_properties): Likewise.
7106 (find_partition_for): Likewise.
7107 (update_reference_counts): Likewise.
7108 (dump_may_aliases_for): Likewise.
7109 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7110 (add_call_clobber_ops): Likewise.
7111 (add_call_read_ops): Likewise.
7112 (get_asm_expr_operands): Likewise.
7113 * tree-into-ssa.c (dump_decl_set): Likewise.
7114 (update_ssa): Likewise.
7115 * tree-sra.c (scan_function): Likewise.
7116 (decide_instantiations): Likewise.
7117 (scalarize_parms): Likewise.
7118 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7119 (dsa_named_for): Likewise.
7120 * tree-ssa-structalias.c (update_alias_info): Likewise.
7121 (merge_smts_into): Likewise.
7123 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7126 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7127 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7128 * alias.h (nonoverlapping_memrefs_p): Likewise.
7130 2008-02-25 Jan Beulich <jbeulich@novell.com>
7132 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7133 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7134 __emultls_get_address, __emultls_register_common,
7135 __floatundi?f, and _Unwind_GetIPInfo.
7136 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7137 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7138 (gen_regparm_prefix): Likewise.
7139 (i386_nlm_encode_section_info): Sync with
7140 config/i386/winnt.c:i386_pe_encode_section_info().
7141 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7142 i386_nlm_mangle_decl_assembler_name): New.
7143 (netware_override_options): New.
7144 * config/i386/netware.h (netware_override_options): Declare.
7145 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7146 (i386_nlm_mangle_decl_assembler_name): Declare.
7147 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7149 2008-02-25 Ben Elliston <bje@au.ibm.com>
7152 * c-decl.c (grokdeclarator): Remove unused local variables
7153 `typedef_type' and `type_as_written'.
7155 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7156 unused local variable `has_hot_blocks'.
7157 (fix_crossing_conditional_branches): Remove unused local variable
7160 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7163 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7164 using DEF_C99_BUILTIN.
7165 (BUILT_IN_NANF): Ditto.
7166 (BUILT_IN_NANL): Ditto.
7168 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7169 Revital Eres <eres@il.ibm.com>
7171 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7172 regarding the order of two dependent insns in the same row.
7174 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7176 * stor-layout.c (layout_decl): Do not bump the alignment of a
7177 bit-field to more than byte alignment if it is packed.
7179 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7181 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7184 2008-02-24 Diego Novillo <dnovillo@google.com>
7186 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7189 * tree-vrp.c (vrp_evaluate_conditional): With
7190 -Wtype-limits, emit a warning when comparing against a
7191 constant outside the natural range of OP0's type.
7192 * c.opt (Wtype-limits): Move ...
7193 * common.opt (Wtype-limits): ... here.
7195 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7197 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7198 * config/rs6000/e300c2c3.md: New file.
7199 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7201 (rs6000_override_options): Add e300c2 and e300c3 cases to
7202 processor_target_table. Do not allow usage of Altivec or Spe
7203 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7204 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7205 * config/rs6000/rs6000.h (processor_type): Add
7206 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7207 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7208 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7209 and ppce300c3. Include e300c2c3.md.
7211 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7213 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7214 instead of TARGET_STRICT_ALIGN.
7216 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7218 * explow.c (memory_address): Assert that the generated address is
7221 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7224 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7225 * config/darwin-ppc-ldouble-patch.def: New file.
7226 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7227 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7228 SUBTARGET_INIT_BUILTINS if defined.
7229 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7232 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7235 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7236 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7238 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7241 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7242 file" warning condtional on -Winvalid-PCH.
7244 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7246 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
7248 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
7252 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
7253 prevent reload from using MMX registers.
7254 (*mov<mode>_internal): Ditto.
7255 (*movv2sf_internal_rex64): Ditto.
7256 (*movv2sf_internal): Ditto.
7258 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7260 PR documentation/31569
7261 * doc/install.texi2html: Use makeinfo --no-number-sections.
7263 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7265 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
7266 ensure that we can address an entire entity > 8 bytes. Don't
7267 generate reg+reg addressing for such data.
7269 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7271 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
7272 strings when optimizing for size, unless the target cares about
7275 2008-02-22 Tom Tromey <tromey@redhat.com>
7277 * regclass.c (current_pass): Remove declaration.
7279 2008-02-22 Anatoly Sokolov <aesok@post.ru>
7281 * config/avr/libgcc.S (__RAMPZ__): Define.
7282 (__do_copy_data): Add for devices with 128KB code memory.
7284 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7286 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7288 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7290 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7292 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7295 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7298 * c-typeck.c (build_binary_op): Warn about floating point
7299 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7301 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7304 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7305 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7307 (rs6000_override_options): Set altivec_abi as default, not override,
7308 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7309 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7310 is used; use new member spe_abi.
7311 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7312 spe_abi and altivec_abi.
7314 2008-02-22 Tomas Bily <tbily@suse.cz>
7316 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7318 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7321 * config.build (build_file_translate): Set to `CMD //c' only if
7323 * Makefile.in (build_file_translate): Improve comment.
7325 2008-02-21 Jan Hubicka <jh@suse.cz>
7327 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7328 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7329 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7331 2008-02-21 Michael Matz <matz@suse.de>
7334 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7336 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7338 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7339 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7341 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7342 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7343 SSE_VEC_FLOAT_MODE_P as insn constraint.
7344 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7345 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7346 sse4a_movntdf using MODEF mode iterator.
7347 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7348 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7349 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7350 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7351 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7352 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7353 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7355 2008-02-21 Richard Guenther <rguenther@suse.de>
7357 * tree.def (PAREN_EXPR): New tree code.
7358 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7360 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7361 * expr.c (expand_expr_real_1): Likewise.
7362 * tree-inline.c (estimate_num_insns_1): Likewise.
7363 * tree-complex.c (expand_complex_move): Likewise.
7364 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7367 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7370 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7372 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7375 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7377 * config/sh/sh.c (find_barrier): Don't go past
7378 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7380 2008-02-20 DJ Delorie <dj@redhat.com>
7382 * config/h8300/h8300.md (insv): Force source operand to be a register.
7384 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7385 as a jump, not as a plain insn.
7387 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7389 * doc/invoke.texi (Warning Options): Add new option
7390 -Wframe-larger-than=.
7391 (-Wframe-larger-than): Document.
7393 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7394 Add declarations for new option variables.
7396 * final.c (final_start_function): Check the frame size
7397 before emission and issue a Wframe-larger-than warning.
7399 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7400 Add definitions for new option variables.
7401 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7403 * common.opt (Wframe-larger-than=): New option.
7405 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7407 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7408 (<sse>_div<mode>3): Ditto.
7409 (<sse>_vmdiv<mode>3): Ditto.
7410 (<sse>_vmsqrt<mode>2): Ditto.
7411 (*smax<mode>3): Ditto.
7412 (sse5_frcz<mode>2): Ditto.
7413 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7416 2008-02-20 Richard Guenther <rguenther@suse.de>
7419 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7420 be happy with INTEGRAL_TYPE_P.
7422 2008-02-20 Richard Guenther <rguenther@suse.de>
7424 * fold-const.c (split_tree): Associate floatig-point expressions
7425 if flag_associative_math is set.
7427 2008-02-20 Richard Guenther <rguenther@suse.de>
7429 * tree.h (fold_real_zero_addition_p): Declare.
7430 * fold-const.c (fold_real_zero_addition_p): Export.
7431 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7432 floating-point operations with zero and one.
7434 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7436 * doc/install.texi: Correct references to CFLAGS, replacing them
7437 with BOOT_CFLAGS. Document flags used during bootstrap for
7440 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7442 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7443 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7444 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7446 (smin<mode>3): Ditto from similar patterns.
7447 (smax<mode>3): Ditto.
7448 (*ieee_smin<mode>3): Ditto.
7449 (*ieee_smax<mode>3): Ditto.
7450 * config/i386/sse.md (sse): New mode attribute.
7451 (mov<mode>): Macroize expander from movv4sf and movv2df using
7452 SSEMODEF2P mode iterator.
7453 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7454 SSE_VEC_FLOAT_MODE_P as insn constraint.
7455 (storent<mode>): Ditto.
7456 (storent<mode>): Macroize expander from storentsf and storentdf using
7457 MODEF mode iterator.
7458 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7459 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7460 (abs<mode>2): Ditto from similar patterns.
7461 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7462 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7463 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7464 (<sse>_vmsqrt<mode>2): Ditto.
7465 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7466 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7467 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7468 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7469 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7470 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7471 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7473 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7474 iterator and SSE_FLOAT_MODE_P as insn constraint.
7475 (<sse>_ucomi): Ditto from similar patterns.
7476 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7477 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7478 SSE_VEC_FLOAT_MODE_P as insn constraint.
7479 (vcond<mode>): Ditto from similar patterns.
7480 (and<mode>3, *and<mode>3): Ditto.
7481 (<sse>_nand<mode>3): Ditto.
7482 (ior<mode>3, *ior<mode>3): Ditto.
7483 (xor<mode>3, *xor<mode>3): Ditto.
7484 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7485 iterator and SSE_FLOAT_MODE_P as insn constraint.
7486 (*nand<mode>3): Ditto from similar patterns.
7487 (*ior<mode>3): Ditto.
7488 (*xor<mode>3): Ditto.
7490 2008-02-20 Ira Rosen <irar@il.ibm.com>
7492 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7493 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7494 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7496 2008-02-19 Jan Hubicka <jh@suse.cz>
7498 * predict.c (tree_bb_level_predictions): Remove variable next
7499 mistakely introduced by previous commit.
7501 2008-02-19 Jan Hubicka <jh@suse.cz>
7503 * predict.c (predict_paths_leading_to): Rewrite.
7504 (predict_paths_for_bb): New.
7505 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7507 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7510 * Makefile.in (build_file_translate): New.
7511 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7512 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7513 * configure.ac (build_file_translate): Substitute it.
7514 * configure: Regenerate.
7516 2008-02-19 Jan Hubicka <jh@suse.cz>
7518 PR rtl-optimization/34408
7519 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7522 2008-02-19 Jan Hubicka <jh@suse.cz>
7525 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7528 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7531 * config/i386/i386-modes.def: Revert the last DI alignment
7532 change until Ada people can look into it.
7534 2008-02-19 Nick Clifton <nickc@redhat.com>
7536 * opts.c (print_specific_help): Fix typo in --help text.
7538 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7541 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7542 32-bit inline asm without asm alternatives for host GCC < 3.0.
7544 2008-02-19 Richard Guenther <rguenther@suse.de>
7546 PR tree-optimization/34989
7547 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7548 Allow propagation to INDIRECT_REF if we can simplify only.
7550 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7552 * c-common.c (warn_for_collisions_1): Use appropriate option when
7555 2008-02-19 Nick Clifton <nickc@redhat.com>
7558 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7559 (handle_options): Fix indentation.
7560 (print_filtered_help): If no language-specific options were
7561 displayed tell the user how to list all the options supported by
7562 the language's front-end.
7563 (print_specific_help): Fix indentation and remove duplicate line.
7564 (common_handle_option): Handle the -v option.
7565 For --help enable the display of undocumented options if the -v
7566 switch has been included on the command line.
7567 For --help= check for overlaps in the arguments between the option
7568 classes and the language names and issue a warning when they
7569 cannot be disambiguated.
7570 * c.opt (v): Pass on to the common option handler.
7572 2008-02-19 Revital Eres <eres@il.ibm.com>
7574 * modulo-sched.c (sms_schedule): Change dump message when
7575 create_ddg function fails.
7576 (try_scheduling_node_in_cycle): Rename row to cycle.
7577 (print_partial_schedule): Rename CYCLE to ROW.
7579 2008-02-19 Christian Bruel <christian.bruel@st.com>
7580 Zdenek Dvorak <ook@ucw.cz>
7582 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7584 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7587 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7588 (*x86_movdicc_0_m1_se): Ditto.
7590 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7592 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7593 (CMPtype): Define as __gcc_CMPtype.
7594 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7595 (CMPtype): Define as __gcc_CMPtype.
7597 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7599 Support valgrind 3.3 for --enable-checking=valgrind.
7600 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7602 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7603 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7604 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7605 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7606 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7607 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7608 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7610 * ggc-zone.c: Similar.
7611 * ggc-page.c: Similar.
7613 2008-02-19 Paul Brook <paul@codesourcery.com>
7616 * config/arm/ieee754-df.S: Fix do_it typo.
7617 * config/arm/ieee754-sf.S: Fix do_it typo.
7619 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7622 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7623 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7624 (OPTION_MASK_ISA_SSE_SET): Likewise.
7625 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7626 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7627 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7628 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7629 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7630 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7631 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7632 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7633 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7634 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7635 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7636 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7637 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7638 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7639 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7640 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7641 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7642 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7643 (OPTION_MASK_ISA_SSE4): Removed.
7644 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7645 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7646 (override_options): Don't turn on implied SSE/MMX bits in
7649 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7651 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7654 2008-02-18 Joey Ye <joey.ye@intel.com>
7657 * tree-nested.c (insert_field_into_struct): Set type alignment
7658 to field alignment if the former is less than the latter.
7660 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7662 * BASE-VER: Set to 4.4.0.
7664 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7666 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7667 * doc/cfg.texi: Likewise.
7668 * doc/extend.texi: Likewise.
7669 * doc/gty.texi: Likewise.
7670 * doc/invoke.texi: Likewise.
7671 * doc/loop.texi: Likewise.
7672 * doc/md.texi: Likewise.
7673 * doc/passes.texi: Likewise.
7674 * doc/rtl.texi: Likewise.
7675 * doc/sourcebuild.texi: Likewise.
7676 * doc/tm.texi: Likewise.
7677 * doc/tree-ssa.texi: Likewise.
7679 2008-02-17 Richard Guenther <rguenther@suse.de>
7682 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7683 without default definition.
7685 2008-02-17 Richard Guenther <rguenther@suse.de>
7687 PR tree-optimization/35231
7688 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7691 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7694 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7695 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7696 libgcc_cmp_return mode.
7698 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7701 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7703 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7705 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7708 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7710 * doc/c-tree.texi: Use `@.' where appropriate.
7711 * doc/extend.texi: Likewise.
7712 * doc/install.texi: Likewise.
7713 * doc/invoke.texi: Likewise.
7714 * doc/loop.texi: Likewise.
7715 * doc/makefile.texi: Likewise.
7716 * doc/md.texi: Likewise.
7717 * doc/passes.texi: Likewise.
7718 * doc/standards.texi: Likewise.
7719 * doc/tm.texi: Likewise.
7721 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7724 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7726 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7727 rather than in entry_bb.
7729 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7731 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7732 libgcc_cmp_return mode.
7734 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7737 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7738 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7740 2008-02-15 Richard Guenther <rguenther@suse.de>
7741 Zdenek Dvorak <ook@ucw.cz>
7743 PR tree-optimization/35164
7744 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7745 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7746 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7747 Only propagate addresses which do not have abnormal SSA_NAMEs
7750 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7753 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7755 2008-02-15 Jan Hubicka <jh@suse.cz>
7758 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7760 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7763 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7764 when calculating alignment_pad.
7766 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7768 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7769 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7770 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7771 and STACK_BOUNDARY define.
7773 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7775 PR preprocessor/35061
7776 * c-pragma.c (handle_pragma_pop_macro): Check that
7777 pushed_macro_table has been allocated.
7779 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7782 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7783 (force_gimple_operand): Likewise.
7784 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7785 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7786 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7787 (find_interesting_uses_address): Check addressability and alignment
7788 of the base expression only after substituting bases of IVs into it.
7790 2008-02-14 Michael Matz <matz@suse.de>
7793 * function.c (instantiate_virtual_regs_in_insn): Reload address
7794 before falling back to reloading the whole operand.
7796 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7798 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7799 before the first section switch note.
7801 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7803 * doc/bugreport.texi: Update copyright years.
7804 * doc/c-tree.texi: Likewise.
7805 * doc/cfg.texi: Likewise.
7806 * doc/cpp.texi: Likewise.
7807 * doc/cppinternals.texi: Likewise.
7808 * doc/fragments.texi: Likewise.
7809 * doc/frontends.texi: Likewise.
7810 * doc/gcc.texi: Likewise.
7811 * doc/gty.texi: Likewise.
7812 * doc/hostconfig.texi: Likewise.
7813 * doc/implement-c.texi: Likewise.
7814 * doc/libgcc.texi: Likewise.
7815 * doc/loop.texi: Likewise.
7816 * doc/makefile.texi: Likewise.
7817 * doc/options.texi: Likewise.
7818 * doc/passes.texi: Likewise.
7819 * doc/rtl.texi: Likewise.
7820 * doc/sourcebuild.texi: Likewise.
7821 * doc/standards.texi: Likewise.
7822 * doc/tree-ssa.texi: Likewise.
7823 * doc/trouble.texi: Likewise.
7825 * doc/extend.texi: Use @: or add comma where appropriate.
7826 * doc/invoke.texi: Likewise.
7827 * doc/tm.texi: Likewise.
7829 2008-02-14 Alan Modra <amodra@bigpond.net.au>
7832 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
7835 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
7837 * doc/md.texi (clz, ctz): Add reference.
7838 * doc/rtl.texi (clz, ctz): Likewise.
7840 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7843 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
7846 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
7848 * config/s390/s390.c (struct constant_pool): New field
7849 emit_pool_after added.
7850 (s390_mainpool_start): Set the emit_pool_after flag according
7851 to the section switch notes.
7852 (s390_mainpool_finish): Consider emit_pool_after when emitting
7853 the literal pool at the end of the function.
7854 (s390_chunkify_start): Force literal pool splits at section
7857 2008-02-13 Michael Matz <matz@suse.de>
7860 * var-tracking.c (clobber_variable_part): Correctly traverse the
7863 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7866 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
7867 Add -fdump-ipa-inline.
7868 * tree-dump.c (dump_files): Remove tree-inlined dump.
7869 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
7871 2008-02-12 Richard Guenther <rguenther@suse.de>
7873 PR tree-optimization/35171
7874 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
7877 2008-02-12 Richard Guenther <rguenther@suse.de>
7880 * fold-const.c (fold_widened_comparison): Use get_unwidened in
7881 value-preserving mode. Disallow final truncation.
7883 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
7886 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
7887 code from here to...
7888 (force_gimple_operand): ...here.
7890 2008-02-12 Jakub Jelinek <jakub@redhat.com>
7893 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
7894 non-compatible pointers.
7895 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
7896 different FIELD_DECLs, try harder by comparing field offsets, sizes
7900 * function.c (match_asm_constraints_1): Don't replace the same input
7903 2008-02-12 Anatoly Sokolov <aesok@post.ru>
7905 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
7906 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
7907 (expand_epilogue): Restore RAMPZ register.
7908 * config/avr/avr.md (RAMPZ_ADDR): New constant.
7910 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
7912 * config/i386/cygwin.asm: (__alloca): Correct calling
7913 convention and alignment.
7914 (__chkstk): Force 8 byte stack alignment.
7916 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
7917 Richard Guenther <rguenther@suse.de>
7919 PR tree-optimization/33992
7920 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
7921 the zero we compare against.
7923 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
7926 * gthr-win32.h (__gthread_mutex_destroy_function): New function
7927 to CloseHandle after unlocking to prevent accumulation of handle
7930 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7933 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
7934 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
7935 and update LABEL_NUSES during and after reload.
7937 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
7940 * combine.c (simplify_if_then_else): Make sure the comparison is
7941 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
7943 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
7946 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
7947 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
7948 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
7949 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
7950 * tree.h (get_type_static_bounds): Likewise.
7952 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7954 * doc/invoke.texi (Option Summary, C++ Dialect Options)
7955 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7956 Make -Wfoo language annotations match what the compiler outputs.
7958 2008-02-08 Sa Liu <saliu@de.ibm.com>
7960 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
7961 intrinsics spu_convts, spu_convtu, spu_convtf.
7963 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
7965 * doc/extend.texi (Function Attributes) <noinline>: Mention
7966 asm ("") as method to keep calls.
7968 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7971 * doc/options.texi (Options): Replace references to opts.sh with
7973 * opts-common.c: Likewise.
7974 * optc-gen.awk: Likewise.
7976 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
7978 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
7980 2008-02-07 Richard Henderson <rth@redhat.com>
7983 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
7984 EXPR_LIST for the REG_EQUAL instead of a comparison with a
7987 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
7989 PR tree-optimization/35085
7990 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
7991 for operand entry oe2 in addition to operand entry oe3 in order to
7992 expose more opportunities for vectorizer sum reduction.
7994 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7997 * Makefile.in (LIBS): Remove $(GMPLIBS).
7998 (cc1-dummy, cc1): Add $(GMPLIBS).
8000 2008-02-06 Jan Hubicka <jh@suse.cz>
8003 * i386.md (moddf_integer): Do not produce partial memory stalls for
8004 targets where it hurts.
8006 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8009 * optabs.c (expand_float): Do not check for decimal modes when
8010 expanding unsigned integer through signed conversion.
8012 2008-02-06 Nick Clifton <nickc@redhat.com>
8014 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8015 inside the clobber with a match_operand and duplicated operand
8016 number in the constraint.
8017 (ineqbranchsi): Delete redundant comment.
8019 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8021 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8022 builtin_define ("__USE_INIT_FINI__").
8023 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8025 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8027 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8029 PR documentation/30330
8030 * doc/invoke.texi (C++ Dialect Options)
8031 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8032 For each warning option -Wfoo that allows -Wno-foo, ensure both
8033 -Wfoo and -Wno-foo are listed in the option index. Fix index
8034 entry of -Wswitch-default, index -Wnormalized= including the
8035 `=', and -Wlarger-than-@var{len} including @var{len}.
8037 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8039 * config/i386/i386.md (floatunssisf2): Use
8040 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8041 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8042 Macroize expander using MODEF mode iterator.
8044 2008-02-05 Diego Novillo <dnovillo@google.com>
8046 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8049 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8051 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8054 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8056 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8059 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8060 to indicate if a message should be generated.
8061 (init_cumulative_args): Updated.
8062 (function_value_32): Likewise.
8064 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8066 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8068 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8071 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8072 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8074 2008-02-04 Diego Novillo <dnovillo@google.com>
8076 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8079 * tree-vrp.c (vrp_evaluate_conditional): With
8080 -Wtype-limits, emit a warning when comparing against a
8081 constant outside the natural range of OP0's type.
8083 2008-02-04 Richard Guenther <rguenther@suse.de>
8086 * expr.c (count_type_elements): Give for unions instead of
8089 2008-02-04 Richard Guenther <rguenther@suse.de>
8092 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8093 to TYPE_DOMAINs base type instead of using bitsizetype here.
8095 2008-02-03 Jason Merrill <jason@redhat.com>
8097 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8099 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8102 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8103 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8104 (RS/6000 and PowerPC Options): Fix typos and markup.
8105 * doc/passes.texi (Tree-SSA passes): Likewise.
8107 2008-02-02 Michael Matz <matz@suse.de>
8110 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8111 from record_last_reg_set_info.
8112 (record_last_reg_set_info): Take an RTX argument, iterate over all
8113 constituent hardregs.
8114 (record_last_set_info, record_opr_changes): Change calls to
8115 new signature or to record_last_reg_set_info_regno.
8117 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8119 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8121 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8123 PR rtl-optimization/34773
8124 * reg-notes.def (EQUAL): Mention significance of combination of
8125 REG_EQUAL and REG_RETVAL.
8126 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8127 insn that has a REG_RETVAL.
8129 2008-02-01 Roger Sayle <roger@eyesopen.com>
8132 * configure.ac (--enable-fixed-point): Disable unless explicitly
8134 * configure: Regenerate.
8136 2008-02-01 Richard Guenther <rguenther@suse.de>
8139 * invoke.texi (-finline-limit): Remove no longer true parts
8140 of the documentation. Note that there is no default value.
8142 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8143 Mark Mitchell <mark@codesourcery.com>
8144 Ben Elliston <bje@au.ibm.com>
8147 * doc/extend.texi (Other Builtins): Document.
8149 2008-01-31 Tom Browder <tom.browder@gmail.com>
8151 * doc/c-tree.texi (Types): Fix grammar.
8152 (Expression trees): Ditto.
8153 * doc/passes.texi (Tree-SSA passes): Ditto.
8155 * doc/configterms.texi (Configure Terms): Fix typo.
8156 * doc/cpp.texi (Common Predefined Macros): Ditto.
8157 * doc/md.texi (Machine Constraints): Ditto.
8159 * doc/makefile.texi (Makefile): Add comma.
8161 2008-01-31 Tom Browder <tom.browder@gmail.com>
8162 Gerald Pfeifer <gerald@pfeifer.com>
8164 * doc/sourcebuild.texi (Front End): Remove references to CVS
8165 and CVSROOT/modules.
8166 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8167 (Back End): Remove reference to CVS.
8169 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8172 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8174 (mips16_gp_pseudo_reg): ...here.
8175 * config/mips/mips.md (load_const_gp): Replace with...
8176 (load_const_gp_<mode>): ...this :P-based insn.
8178 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8180 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8181 options. Minor fixes.
8182 (-std): Move reference to standards closer to where language
8183 standards are first mentioned.
8185 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8187 PR rtl-optimization/34995
8188 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8189 parameter and return a bool. If the rtx parameter is nonnull,
8190 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8191 (find_reloads): Update call accordingly. Pass the new operand
8192 if it needed no address reloads, otherwise pass null.
8194 2008-01-30 Richard Henderson <rth@redhat.com>
8197 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8198 for unbounded arrays.
8200 2008-01-30 Silvius Rus <rus@google.com>
8202 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8204 2008-01-30 Jan Hubicka <jh@suse.cz>
8207 * i386.c (init_cumulative_args): Use real function declaration when
8210 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8212 PR rtl-optimization/34998
8213 * global.c (build_insn_chain): Treat non-subreg_lowpart
8214 SUBREGs of pseudos as clobbering all the words covered by the
8215 SUBREG, not just all the bytes.
8216 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8217 original df_ref rather than an extract parameter.
8218 (global_conflicts): Update call accordingly.
8220 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8222 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8223 the overflow check to make it easier to read.
8224 (__fixtfdi): Change the type of the ll member in union
8225 long_double to UDItype_x.
8227 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8230 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8231 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8232 * tree-inline.c (fold_marked_statements): Call
8233 cgraph_update_edges_for_call_stmt if folding a call statement.
8234 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8235 debug_generic_stmt calls, reset it back afterwards.
8238 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8240 * c-typeck.c (build_external_ref): Don't pedwarn about
8241 static vars in current function's scope.
8243 2008-01-29 Joseph Myers <joseph@codesourcery.com>
8245 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
8247 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
8250 * ipa-struct-reorg.c: Fix spelling.
8251 * params.def: Ditto.
8253 2008-01-29 Richard Guenther <rguenther@suse.de>
8256 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
8258 * tree-inline.c (remap_type): Increment remapping_type_depth
8259 around remapping types.
8260 (copy_body_r): Only add referenced variables if they are referenced
8261 from code, not types.
8263 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
8274 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
8275 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
8277 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
8280 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
8281 pointer for tiny stack.
8283 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8285 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8287 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8289 * config/vx-common.h: Fix typo in comment.
8291 2008-01-28 Ian Lance Taylor <iant@google.com>
8295 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8296 coalesce pointers if they have different DECL_NO_TBAA_P values.
8297 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8298 between variables with different DECL_NO_TBAA_P values.
8300 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8303 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8304 are not legitimate small data references on SPE targets.
8306 2008-01-28 David Daney <ddaney@avtrex.com>
8308 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8310 2008-01-28 David Daney <ddaney@avtrex.com>
8312 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8314 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8316 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8317 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8318 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8319 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8320 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8321 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8322 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8323 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8325 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8327 * basic-block.h (condjump_equiv_p): Fix comment.
8329 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8331 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8332 print_generic_stmt_indented): Fix comment.
8334 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8336 * configure.ac (__stack_chk_fail): Add detecion for availability
8337 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8338 * configure: Regenerate.
8340 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8343 * final.c (output_addr_const): Handle TRUNCATE.
8345 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8348 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8349 (zero_cost, infinite_cost): New constants.
8350 (struct cost_pair): Change type of cost to comp_cost.
8351 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8352 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8354 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8355 split_address_cost, ptr_difference_cost, difference_cost,
8356 get_computation_cost_at, get_computation_cost,
8357 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8358 determine_use_iv_cost_condition, determine_use_iv_costs,
8359 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8360 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8361 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8362 Change type of cost to comp_cost.
8363 (determine_iv_cost): Increase cost of non-original ivs, instead
8364 of decreasing the cost of original ones.
8365 (get_address_cost): Indicate the complexity of the addressing mode
8367 (try_add_cand_for): Prefer using ivs not specific to some object.
8368 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8370 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8371 Janis Johnson <janis187@us.ibm.com>
8374 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8375 (TARGET_INSTANTIATE_DECLS): Likewise.
8376 * target.h (expand_to_rtl_hook): New target hook.
8377 (instantiate_decls): Likewise.
8378 * function.c (instantiate_decl): Make non-static. Rename to...
8379 (instantiate_decl_rtl): ... this.
8380 (instantiate_expr): Use instantiate_decl_rtl.
8381 (instantiate_decls_1): Likewise.
8382 (instantiate_decls): Likewise.
8383 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8384 * function.h (instantiate_decl_rtl): Add prototype.
8385 * cfgexpand.c (target.h): New include.
8386 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8387 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8388 (TARGET_INSTANTIATE_DECLS): Likewise.
8389 (TARGET_INITIALIZER): New target hooks added.
8390 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8392 * config/rs6000/rs6000.c (tree-flow.h): New include.
8393 (machine_function): Add sdmode_stack_slot field.
8394 (rs6000_alloc_sdmode_stack_slot): New function.
8395 (rs6000_instantiate_decls): Likewise.
8396 (rs6000_secondary_memory_needed_rtx): Likewise.
8397 (rs6000_check_sdmode): Likewise.
8398 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8399 (TARGET_INSTANTIATE_DECLS): Likewise.
8400 (rs6000_hard_regno_mode_ok): Allow SDmode.
8401 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8402 (rs6000_emit_move): Handle SDmode.
8403 (function_arg_advance): Likewise.
8404 (function_arg): Likewise.
8405 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8406 SDmode var args for 32-bit compiles.
8407 (rs6000_secondary_reload_class): Handle SDmode.
8408 (rs6000_output_function_epilogue): Likewise.
8409 (rs6000_function_value): Simplify if statement.
8410 (rs6000_libcall_value): Likewise.
8411 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8412 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8413 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8414 (movsd_hardfloat): New define_insn.
8415 (movsd_softfloat): Likewise.
8416 (movsd_store): Likewise.
8417 (movsd_load): Likewise.
8418 (extendsddd2): Likewise.
8419 (extendsdtd2): Likewise.
8420 (truncddsd2): Likewise.
8421 (movdd_hardfloat64): Fixup comment.
8422 (UNSPEC_MOVSD_LOAD): New constant.
8423 (UNSPEC_MOVSD_STORE): Likewise.
8425 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8428 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8430 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8431 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8432 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8435 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8438 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8439 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8440 __LONGDOUBLE128 too.
8441 * config/rs6000/aix61.h: New file.
8443 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8445 PR rtl-optimization/34959
8446 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8447 popcount and parity rtxes the same mode as their operand.
8448 Truncate or extend the result to the return value's mode
8451 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8454 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8455 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8456 to GOT_VERSION_REGNUM.
8457 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8458 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8459 * config/mips/mips.c (mips_emit_call_insn): New function.
8460 (mips_call_tls_get_addr): Call mips_expand_call directly.
8461 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8463 (mips16_build_call_stub): Likewise. Return the call insn or null.
8464 (mips_expand_call): Update the call to mips16_build_call_stub
8465 accordingly and a remove redundant condition. Assert that MIPS16
8466 stubs do not use lazy binding. Use mips_emit_call_insn and return
8468 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8470 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8471 (mips_avoid_hazard): Remove hazard_set handling.
8472 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8473 (UNSPEC_RESTORE_GP): ...this.
8474 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8475 (FAKE_CALL_REGNO): Rename to...
8476 (GOT_VERSION_REGNUM): ...this.
8477 (type): Add "ghost" value. Add an associated insn reservation.
8478 (hazard_set): Remove.
8479 (exception_receiver): Rename to...
8480 (restore_gp): ...this and update the unspec identifier accordingly.
8481 (exception_receiver, nonlocal_got_receiver): New expanders.
8482 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8483 FAKE_CALL_REGNO. Remove hazard_set attribute.
8484 (set_got_version, update_got_version): New patterns.
8486 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8489 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8491 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8494 * doc/install.texi2html: Generate gcc-vers.texi.
8496 2008-01-25 DJ Delorie <dj@redhat.com>
8498 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8500 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8502 * config/c4x: Remove directory.
8503 * config.gcc (crx-*, mt-*): Mark obsolete.
8504 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8505 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8506 sh-*-rtemscoff*): Remove cases.
8507 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8508 * real.c (encode_c4x_single, decode_c4x_single,
8509 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8510 c4x_extended_format): Remove.
8511 * real.h (c4x_single_format, c4x_extended_format): Remove.
8512 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8514 (Pragmas): Remove comment about c4x pragmas.
8515 * doc/install.texi (c4x): Remove target-specific instructions.
8516 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8517 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8518 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8519 refer to C4x source files as examples.
8520 (C4X_FLOAT_FORMAT): Remove documentation.
8522 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8524 * config/bfin/bfin.c (override_options): Reorder tests so that
8525 flag_pic gets enabled for -msep-data.
8527 2008-01-25 Richard Guenther <rguenther@suse.de>
8530 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8531 to its bitfield precision if required.
8533 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8536 * tree-nested.c (walk_omp_for): New function.
8537 (convert_nonlocal_reference, convert_local_reference): Call
8538 walk_omp_for on OMP_FOR.
8539 (convert_call_expr): Call walk_body on OMP_FOR's
8540 OMP_FOR_PRE_INIT_BODY.
8542 2008-01-25 Richard Guenther <rguenther@suse.de>
8544 PR tree-optimization/34966
8545 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8546 default defs and PHI_NODEs we have to insert after the
8549 2008-01-24 Nick Clifton <nickc@redhat.com>
8551 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8552 Provide a default definition.
8553 (LIBGCC2_UNITS_PER_WORD): Likewise.
8555 * config/stormy16/stormy16.c: Include df.h for the prototype
8556 for df_regs_ever_live_p.
8557 (xstormy16_expand_builtin_va_start): Convert the stack offset
8558 into a component_ref and then use POINTER_PLUS_EXPR to add it
8559 to the incoming_virtual_args_rtx.
8560 (xstormy16_gimplify_va_arg_expr): Rename to
8561 xstormy16_gimplify_va_arg_expr.
8562 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8563 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8564 xstormy16_gimplify_va_arg_expr.
8565 Fix up some formatting issues.
8567 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8568 Move to predicates.md.
8569 (xs_hi_general_operand): Likewise.
8570 (xs_hi_nonmemory_operand): Likewise.
8571 * config/stormy16/predicates.md:
8572 (xstormy16_carry_plus_operand): New predicate.
8573 (xs_hi_general_operand): New predicate.
8574 (xs_hi_nonmemory_operand): New predicate.
8575 * config/stormy16/stormy16-protos.h:
8576 (xstormy16_carry_plus_operand): Delete prototype.
8577 (xs_hi_general_operand): Likewise.
8578 (xs_hi_nonmemory_operand): Likewise.
8580 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8581 modifiers as they are no longer needed and they can trigger
8582 reload spill failures.
8584 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8585 with a match_operand in order to help reload.
8587 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8588 constraint with 'e' for the 8th alternative as this version of
8589 the mov.w instruction only accepts the lower 8 registers.
8591 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8594 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8595 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8598 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8601 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8603 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8605 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8607 (remove_structure): Update allocations list before removing structure.
8609 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8611 * ipa-struct-reorg.c (is_safe_cond_expr,
8612 create_new_stmts_for_cond_expr): Use integer_zerop function,
8613 that recognize not only zero-pointer, but zero-integer too.
8615 2008-01-25 Ben Elliston <bje@au.ibm.com>
8618 * fixproto: Escape "." in sed expression that strips leading "./".
8620 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8623 * gcc.c (SWITCH_OK): Removed.
8624 (SWITCH_LIVE): Changed to bit.
8625 (SWITCH_FALSE): Likewise.
8626 (SWITCH_IGNORE): Likewise.
8627 (switchstr): Change live_cond to unsigned int.
8628 (process_command): Replace SWITCH_OK with 0.
8629 (do_self_spec): Likewise.
8630 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8631 (give_switch): Likewise.
8632 (used_arg): Likewise.
8633 (do_spec_1): Set the SWITCH_IGNORE bit.
8634 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8635 bits. Set the SWITCH_LIVE bit.
8637 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8639 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8641 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8643 PR tree-optimization/34472
8644 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8645 parameter to a "bool *" and set *DATA to false if there is
8646 an unsafe access. Do not delete the structure here.
8647 (check_cond_exprs): Delete it here instead.
8648 (check_cond_exprs, exclude_cold_structs): Do not increase
8649 I when removing a structure.
8651 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8654 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8655 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8657 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8660 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8661 a fixed vector for stack.
8663 2008-01-24 Ben Elliston <bje@au.ibm.com>
8666 * doc/gcc.texi (Software development): Add a direntry for g++.
8668 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8670 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8671 stale and straggling -fforce-addr comments above.
8673 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8675 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8676 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8678 2008-01-23 Michael Matz <matz@suse.de>
8681 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8684 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8686 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8689 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8691 * config/avr/avr.c (avr_current_arch): New variable.
8692 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8693 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8694 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8695 (avr_override_options): Init 'avr_current_arch'.
8696 (base_arch_s): Move from here...
8697 * config/avr/avr.h (base_arch_s): ... here. Add new members
8698 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8699 'mega' to 'have_jmp_call'.
8700 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8701 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8703 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8705 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8706 MULTILIB_MATCHES): (Ditto.).
8708 2008-01-23 Richard Guenther <rguenther@suse.de>
8711 * cgraphunit.c (cgraph_reset_node): Always mark the node
8712 not reachable if it is not queued already.
8714 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8716 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8717 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8718 (cputype_selected): New static variable.
8719 (bfin_handle_option): Set it if -mcpu is used.
8720 (override_option): Select default set of workarounds if no cpu type
8721 selected on the command line.
8722 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8724 From Michael Frysinger <michael.frysinger@analog.com>
8725 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8726 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8728 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8729 for bf547, bf523, bf524, and bf526.
8730 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8732 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8733 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8734 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8735 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8736 * doc/invoke.texi (Blackfin Options): Document that
8737 -mcpu now accept bf547, bf523, bf524, and bf526.
8739 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8741 PR rtl-optimization/34628
8742 * combine.c (try_combine): Stop and undo after the first combination
8743 if an autoincrement side-effect on the first insn has effectively
8746 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8749 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8750 Offset addresses are not valid for Altivec or paired float modes.
8752 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8755 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8756 if DECL_INITIAL (decl) is error_mark_node.
8759 * c-common.c (handle_vector_size_attribute): Only allow
8760 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8761 the same way as pointer, array etc. types.
8762 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8765 * tree.c (build_type_attribute_qual_variant): Call
8766 build_qualified_type if attributes are equal, but quals are not.
8768 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8771 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8772 * flags.h (warn_strict_aliasing): Remove.
8773 (warn_strict_overflow): Remove.
8774 * opts.c (warn_strict_aliasing): Remove.
8775 (warn_strict_overflow): Remove.
8776 * c-opts.c (c_common_handle_option): -Wall only sets
8777 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8778 (c_common_post_options): Give default values to -Wstrict-aliasing
8779 and -Wstrict-overflow if they are uninitialized.
8780 * common.opt (Wstrict-aliasing): Specify Var and Init.
8781 (Wstrict-overflow): Likewise.
8783 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8785 PR rtl-optimization/26854
8786 PR rtl-optimization/34400
8787 PR rtl-optimization/34884
8788 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8790 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8791 (df_rd_bb_info.expanded_lr_out): Deleted
8792 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8793 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8794 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8795 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8796 Removed code to allocate, initialize or free expanded_lr_out.
8797 (df_rd_bb_local_compute_process_def): Restructured to make more
8799 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8800 sets if the sets are being trimmed.
8802 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8805 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8806 (as_vers): Likewise.
8807 * configure: Regenerated.
8809 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8812 * tree-pass.h (pass_build_alias): New pass.
8813 * tree-ssa-alias.c (gate_build_alias): New.
8814 (pass_build_alias): New.
8815 * passes.c (init_optimization_passes): Add pass_build_alias after
8816 pass_create_structure_vars.
8818 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8820 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8821 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8822 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8823 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
8824 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
8825 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
8826 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
8827 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
8828 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
8829 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
8830 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
8831 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
8832 * config/s390/s390.md (FP_ALL): New mode iterator.
8833 (_d): New mode attribute.
8834 ("*signbit<mode>2>"): Changed mode of first operand.
8835 ("isinf<mode>2"): Changed mode of first operand.
8836 ("*TDC_insn"): Adaptation for DFP modes.
8838 2008-01-22 Ben Elliston <bje@au.ibm.com>
8840 * tree.c (check_qualified_type): Improve function description.
8842 2008-01-21 Jason Merrill <jason@redhat.com>
8845 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
8846 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8849 2008-01-21 DJ Delorie <dj@redhat.com>
8851 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
8854 2008-01-21 Richard Guenther <rguenther@suse.de>
8857 * tree-cfg.c (verify_expr): Allow all invariant expressions
8858 instead of just constant class ones as reference argument.
8859 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
8860 like any other constant.
8861 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8863 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
8865 * regmove.c (fixup_match_1): Update call crossed frequencies.
8867 2008-01-21 Richard Guenther <rguenther@suse.de>
8870 * tree-inline.c (setup_one_parameter): Deal with mismatched
8871 types using a VIEW_CONVERT_EXPR.
8873 2008-01-21 Alon Dayan <alond@il.ibm.com>
8874 Olga Golovanevsky <olga@il.ibm.com>
8876 PR tree-optimization/34701
8877 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
8878 when the structure size is not a power of 2.
8880 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
8882 * doc/install.texi: Add doc for --enable-checking=df.
8884 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
8886 PR rtl-optimization/34808
8887 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
8889 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8891 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
8894 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8896 PR rtl-optimization/26854
8897 PR rtl-optimization/34400
8898 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
8900 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
8901 (df_rd_bb_info.expanded_lr_out): New.
8902 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
8903 * loop_iv.c (iv_analysis_loop_init): Ditto.
8904 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8905 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8906 Added code to allocate, initialize or free expanded_lr_out.
8907 (df_rd_bb_local_compute_process_def): Restructured to make
8908 more understandable.
8909 (df_rd_confluence_n): Add code to do nothing with fake edges and
8910 code to no apply invalidate_by_call sets if the sets are being trimmed.
8911 (df_lr_local_finalize): Renamed to df_lr_finalize.
8912 (df_live_local_finalize): Renamed to df_live_finalize.
8914 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8917 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
8918 deciding whether to use reciprocal instructions.
8920 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
8922 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
8923 dwarf2out_note_section_used if cold_text_section is NULL.
8925 2008-01-19 Jakub Jelinek <jakub@redhat.com>
8927 PR gcov-profile/34610
8928 * tree-cfg.c (make_edges): Mark both outgoing edges from
8929 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
8930 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
8931 from OMP_FOR and OMP_CONTINUE outgoing edges.
8933 * tree-profile.c (tree_profiling): Return early if
8934 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
8936 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
8937 from cfun to child_cfun.
8938 * function.h (struct function): Add after_tree_profile bit.
8940 2008-01-19 Anatoly Sokolov <aesok@post.ru>
8942 * config/avr/avr.S (_exit): Disable interrupt.
8944 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8945 Steven Bosscher <stevenb.gcc@gmail.com>
8947 PR rtl-optimization/26854
8948 PR rtl-optimization/34400
8949 * df-problems.c (df_live_scratch): New scratch bitmap.
8950 (df_live_alloc): Allocate df_live_scratch when doing df_live.
8951 (df_live_reset): Clear the proper bitmaps.
8952 (df_live_bb_local_compute): Only process the artificial defs once
8953 since the order is not important.
8954 (df_live_init): Init the df_live sets only with the variables
8955 found live by df_lr.
8956 (df_live_transfer_function): Use the df_lr sets to prune the
8957 df_live sets as they are being computed.
8958 (df_live_free): Free df_live_scratch.
8960 2008-01-18 Ian Lance Taylor <iant@google.com>
8962 * common.opt: Add fmerge-debug-strings.
8963 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
8964 flag_merge_debug_strings rather than flag_merge_constants.
8965 * doc/invoke.texi (Option Summary): Mention
8966 -fmerge-debug-strings.
8967 (Debugging Options): Document -fmerge-debug-strings.
8969 2008-01-18 Ian Lance Taylor <iant@google.com>
8972 * tree.h (DECL_IS_OPERATOR_NEW): Define.
8973 (struct tree_function_decl): Add new field operator_new_flag.
8974 * tree-inline.c (expand_call_inline): When inlining a call to
8975 operator new, force the return value to go into a variable, and
8976 set DECL_NO_TBAA_P on that variable.
8977 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
8979 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
8982 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
8983 DWARF2_DEBUGGING_INFO.
8984 (dwarf2out_note_section_used): Ditto. Add prototype.
8985 (have_multiple_function_sections, text_section_used,
8986 cold_text_section_used, *cold_text_sections): Move declarations
8989 2008-01-17 Bob Wilson <bob.wilson@acm.org>
8991 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
8992 field and add signal_ra.
8993 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
8994 assignments to frame state pc. Move end of stack check after
8995 MD_FALLBACK_FRAME_STATE_FOR.
8996 (uw_update_context_1): Use frame state signal_regs if set, instead
8997 of checking signal_frame flag.
8998 (uw_update_context): Use frame state signal_ra if set.
8999 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9000 * config/xtensa/linux-unwind.h: New file.
9002 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9004 * modulo-sched.c (get_sched_window): Fix comment typo.
9006 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9008 PR tree-optimization/34648
9009 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9011 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9013 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9014 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9016 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9018 PR rtl-optimization/34400
9019 * df-core.c (df_worklist_dataflow_overeager,
9020 df_worklist_dataflow_doublequeue): New functions.
9021 (df_worklist_dataflow): Two different worklist solvers.
9022 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9025 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9028 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9029 and ftree-parallelize-loops.
9031 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9033 PR rtl-optimization/34826
9034 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9036 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9038 * global.c (find_reg): Mark the eh regs as used if necessary.
9039 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9040 * ra.h (struct allocno): no_eh_reg field added. Changed
9041 no_stack_reg type to bitfield.
9043 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9045 * tree.c (substitute_in_expr): Add missing 'break'.
9047 2008-01-17 Richard Guenther <rguenther@suse.de>
9049 PR tree-optimization/34825
9050 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9051 x / x as division to handle.
9053 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9055 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9056 "-pthread" is specified.
9057 * pa-hpux11.h (LIB_SPEC): Likewise.
9059 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9060 Peter Bergner <bergner@vnet.ibm.com>
9062 PR rtl-optimization/33796
9063 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9065 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9067 PR libgfortran/34699
9068 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9070 * pa-hpux10.h (LINK_SPEC): Likewise.
9071 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9073 2008-01-16 Richard Guenther <rguenther@suse.de>
9076 * fold-const.c (fold_convert_const_int_from_int): Do not
9077 set overflow if that occured only because of a sign extension
9078 change when converting from/to a sizetype with the same
9079 precision and signedness.
9081 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9084 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9085 location address to the correct place. Update copyright year.
9087 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9089 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9090 no dependences in the dependence_relations vector.
9092 2008-01-16 Jan Hubicka <jh@suse.cz>
9094 PR rtl-optimization/31396
9095 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9096 * cfg.c (dump_reg_info): Print it.
9097 * regs.h (struct reg_info_t): add freq_calls_crossed.
9098 (REG_FREQ_CALLS_CROSSED): New macro.
9099 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9100 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9101 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9102 regmove_optimize): Update call crossed frequencies.
9103 * local-alloc.c (struct qty): Add freq_calls_crossed.
9104 (alloc_qty): Copute freq_calls_crossed.
9105 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9106 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9107 * ra.h (struct allocno): Add freq_calls_crossed.
9109 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9111 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9112 libgomp when compiling with ftree-parallelize-loops.
9113 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9115 2008-01-16 Richard Guenther <rguenther@suse.de>
9117 PR tree-optimization/34769
9118 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9119 * tree.c (int_cst_value): Instead make this function more
9120 permissive in what it accepts as valid input. Document this
9121 function always sign-extends the value.
9123 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9124 Richard Guenther <rguenther@suse.de>
9127 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9128 (gimple_fold_indirect_ref_rhs): ... this.
9129 (gimple_fold_indirect_ref): New function with foldings
9130 that preserve lvalueness.
9131 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9132 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9133 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9134 to fold an INDIRECT_REF, fall back to the old use of
9135 fold_indirect_ref_1.
9137 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9139 * tree-data-ref.c (subscript_dependence_tester_1): Call
9140 free_conflict_function.
9141 (compute_self_dependence): Same.
9143 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9146 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9147 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9149 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9150 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9151 for DWARF2_UNWIND_INFO targets.
9153 2008-01-16 Richard Guenther <rguenther@suse.de>
9156 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9157 type qualifiers for function types.
9159 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9161 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9162 loop_iterator li from previous commit.
9164 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9166 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9168 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9170 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9171 (parallelize_loops): Don't parallelize irreducible components.
9173 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9176 * c-opts (c_common_post_options): Do not enable CPP
9177 flag_pedantic_errors by default.
9179 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9181 PR rtl-optimization/31944
9182 * cse.c (remove_pseudo_from_table): New function.
9183 (merge_equiv_classes): Use above function to remove pseudo-registers.
9184 (invalidate): Likewise.
9186 2008-01-13 Richard Guenther <rguenther@suse.de>
9189 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9190 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9192 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9194 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9195 validate_change to unshare the source of the PC set.
9197 2008-01-12 Jan Hubicka <jh@suse.cz>
9200 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9201 references above array bounds. This might trigger bounds checks for
9204 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9206 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9207 new_replaceable_dependencies.
9209 2008-01-12 Doug Kwan <dougkwan@google.com>
9211 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9212 instead of OPT_Wreturn_type in warning due to ignored return type
9214 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9215 options included in -Wextra.
9216 * c.opt: New option -Wignored_qualifiers.
9217 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9218 -Wignore_qualifiers.
9219 (-Wignored-qualifiers): Document.
9220 (-Wreturn-type): Remove description of functionality now handled
9221 by -Wignored-qualifiers.
9223 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9226 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9227 NOP_EXPR if it is between integral types with the same precision.
9229 2008-01-12 Jan Hubicka <jh@suse.cz>
9232 * invoke.texi (max-inline-recursive-depth): Fix default value.
9234 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9236 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9239 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9241 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9243 2008-01-11 James E. Wilson <wilson@specifix.com>
9246 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
9248 2008-01-11 Anatoly Sokolov <aesok@post.ru>
9250 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
9251 save/restore frame pointer register and don't use 'call-prologues'
9252 optimization in function with "OS_task" attribute.
9254 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
9257 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
9258 when copying to memory.
9260 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
9262 PR rtl-optimization/30905
9263 * cfgcleanup.c: Include dce.h
9264 (crossjumps_occured): New global variable.
9265 (try_crossjump_bb): Exit loop after finding a fallthru edge.
9266 If something changed, set crossjumps_occured to true.
9267 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
9268 Don't add/remove fake edges to exit here...
9269 (cleanup_cfg): ...but do it here, when crossjumping.
9270 Run a fast DCE when successful crossjumps occured in the latest
9271 iteration of try_optimize_cfg.
9273 2008-01-11 Richard Guenther <rguenther@suse.de>
9275 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
9276 (struct vn_unary_op_s): Likewise.
9277 (vn_reference_insert): Free old reference on hash collision.
9279 2008-01-10 Raksit Ashok <raksit@google.com>
9281 PR rtl-optimization/27971
9282 * combine.c (find_split_point): Split PLUS expressions which are
9283 inside a MEM rtx, and whose first operand is complex.
9285 2008-01-10 DJ Delorie <dj@redhat.com>
9287 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9288 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9289 (m32c_hard_regno_ok): Call the underlying function.
9291 2008-01-10 Richard Guenther <rguenther@suse.de>
9294 * tree-cfg.c (tree_merge_blocks): Do not go through the
9295 full-blown folding and stmt updating path if we just deal
9296 with virtual operands.
9297 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9298 test for abnormal SSA_NAMEs.
9300 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9303 * reload.c (push_reload): Add assertions. All constants from
9304 reg_equiv_constant should have been used for replacing the respective
9306 (find_reloads_address): Invoke find_reloads_address_part for
9307 constant taken from the reg_equiv_constant array.
9309 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9311 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9312 field (valnum) the first in the struct. Replace bools with
9315 2008-01-10 Richard Guenther <rguenther@suse.de>
9317 PR tree-optimization/34651
9318 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9319 types and ordering for masking and converting.
9321 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9323 PR tree-optimization/34017
9324 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9325 also for PHI_NODE expressions.
9327 2008-01-09 Jan Hubicka <jh@suse.cz>
9329 PR tree-optimization/34708
9330 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9331 based on number of case labels.
9332 (init_inline_once): Remove switch_cost.
9333 * tree-inline.h (eni_weights_d): Remove switch_cost.
9335 2008-01-09 Richard Guenther <rguenther@suse.de>
9336 Andrew Pinski <andrew_pinski@playstation.sony.com>
9339 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9340 temporary if an rvalue is ok or an lvalue is not required.
9342 2008-01-09 Richard Guenther <rguenther@suse.de>
9345 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9348 2008-01-09 Richard Guenther <rguenther@suse.de>
9351 * tree.c (host_integerp): Check for sizetype only if the
9352 type is an integer type.
9354 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9357 * opts.c (decode_options): Disable inlining of functions called
9358 once if not in unit-at-a-time mode.
9360 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9362 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9364 2008-01-08 Richard Guenther <rguenther@suse.de>
9367 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9368 out early if the result will be unused.
9370 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9375 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9376 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9379 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9381 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9382 for vectorization tuned.
9384 2008-01-08 Richard Guenther <rguenther@suse.de>
9386 PR tree-optimization/34683
9387 * tree-ssa-operands.c (operand_build_cmp): Export.
9388 * tree-ssa-operands.h (operand_build_cmp): Declare.
9389 * tree-vn.c (vuses_compare): Remove.
9390 (sort_vuses): Use operand_build_cmp.
9391 (sort_vuses_heap): Likewise.
9392 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9393 to re-use old VEC if available. Do not sort already sorted VUSEs.
9394 (vdefs_to_vec): Do not sort already sorted VDEFs.
9396 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9399 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9401 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9404 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9405 limitations of reciprocal sequences on x86 targets.
9407 2008-01-08 Richard Guenther <rguenther@suse.de>
9409 PR tree-optimization/34683
9410 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9412 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9415 * config/darwin.c (darwin_mergeable_string_section): Don't use
9416 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9418 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9421 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9422 negxf2. Macroize expander using X87MODEF mode iterator. Change
9423 predicates of op0 and op1 to register_operand.
9424 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9425 expander using X87MODEF mode iterator. Change predicates of
9426 op0 and op1 to register_operand.
9427 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9428 corresponding patterns and macroize using MODEF macro. Change
9429 predicates of op0 and op1 to register_operand and remove
9430 "m" constraint. Disparage "r" alternative with "!".
9431 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9432 macroize using X87MODEF macro. Change predicates of op0 and op1
9433 to register_operand and remove "m" constraint. Disparage "r"
9434 alternative with "!".
9435 (absneg splitter with memory operands): Remove.
9436 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9437 patterns and macroize using X87MODEF mode iterator.
9438 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9439 Change predicate of op1 to register_operand.
9440 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9441 for memory operands.
9443 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9445 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9447 2008-01-07 Richard Guenther <rguenther@suse.de>
9449 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9452 2008-01-07 Richard Guenther <rguenther@suse.de>
9454 PR tree-optimization/34683
9455 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9456 VOPs of the needed size to save memory. Use VEC_quick_push
9457 to save compile-time.
9458 (vdefs_to_vec): Likewise.
9460 2008-01-07 Sa Liu <saliu@de.ibm.com>
9462 * config/spu/spu.md (divdf3): Genetate inline code for double
9463 division. The implementation doesn't handle INF or NAN, therefore it
9464 only applies when -ffinite-math-only is given.
9466 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9469 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9470 * doc/cpp.texi ([Common Predefined Macros]): Document.
9472 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9474 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9475 order to use commutative addition instead of subtraction.
9477 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9478 Mircea Namolaru <namolaru@il.ibm.com>
9479 Vladimir Yanovsky <yanov@il.ibm.com>
9480 Revital Eres <eres@il.ibm.com>
9482 PR tree-optimization/34263
9483 * tree-outof-ssa.c (process_single_block_loop_latch,
9484 contains_tree_r): New functions.
9485 (analyze_edges_for_bb): Call process_single_block_loop_latch
9486 function to empty single-basic-block latch block if possible.
9488 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9490 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9492 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9494 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9496 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9498 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9500 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9502 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9504 PR tree-optimization/34618
9505 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9508 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9511 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9512 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9513 Update copyright year.
9515 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9516 Update copyright year.
9517 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9520 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9522 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9523 edge does not point to current bb before changing need_assert.
9525 2008-01-04 Richard Guenther <rguenther@suse.de>
9528 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9529 for verifying purposes if they are is_gimple_min_invariant.
9531 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9533 PR tree-optimization/34448
9534 PR tree-optimization/34465
9535 * gimplify.c (gimplify_init_constructor): Add new parameter
9536 notify_temp_creation. Use it.
9537 (gimplify_modify_expr_rhs): Take volatiles into account when
9538 optimizing constructors.
9539 Do not optimize constructors if gimplify_init_constructor will dump to
9541 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9542 * gcc.c-torture/compile/pr34448.c: New.
9544 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9546 PR gcov-profile/34609
9547 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9548 return_slot if result is TREE_ADDRESSABLE.
9550 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9552 * config/mips/mips.md (sqrt_condition): Tweak comment.
9553 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9555 2008-01-03 Tom Tromey <tromey@redhat.com>
9558 * c-common.c (c_type_hash): Handle VLAs.
9560 2008-01-03 Jan Hubicka <jh@suse.cz>
9562 PR tree-optimization/31081
9563 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9564 0 when inlining and not inlining to first basic block.
9565 (remap_decl): When var is initialized to 0, don't set default_def.
9566 (expand_call_inline): Set entry_bb.
9567 * tree-inline.h (copy_body_data): Add entry_bb.
9569 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9572 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9575 PR tree-optimization/29484
9576 * tree-inline.c (inline_forbidden_p_2): New function.
9577 (inline_forbidden_p): Disallow inlining if some static var
9578 has an address of a local LABEL_DECL in its initializer.
9579 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9582 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9584 PR tree-optimization/34635
9585 * tree-data-ref.c (add_other_self_distances): Make sure that the
9586 evolution step is constant.
9588 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9591 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9593 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9595 * tree-sra.c (scalarize_init): Insert the generate_element_init
9596 statements after the generate_element_zero statements.
9598 2008-01-02 Richard Guenther <rguenther@suse.de>
9602 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9603 for very large number of operands instead of ICEing.
9605 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9608 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9609 while stack probing.
9611 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9613 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9616 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9619 * tree-mudflap.c (mx_register_decls): Guard warning by
9620 !DECL_ARTIFICIAL check.
9622 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9624 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9625 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9626 sse5_perm<mode>): Fix constraints.