1 2008-05-15 Richard Guenther <rguenther@suse.de>
3 * tree-pass.h (current_pass): Declare.
4 (get_pass_for_id): Likewise.
5 * passes.c (passes_by_id, passes_by_id_size): New globals.
6 (set_pass_for_id): New function.
7 (get_pass_for_id): Likewise.
8 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
9 (execute_function_todo): Flush per function statistics.
10 * toplev.c (compile_file): Init statistics.
11 (general_init): Do early statistics initialization.
12 (finalize): Finish statistics.
13 * statistics.h (statistics_early_init): Declare.
14 (statistics_init): Likewise.
15 (statistics_fini): Likewise.
16 (statistics_fini_pass): Likewise.
17 (statistics_counter_event): Likewise.
18 (statistics_histogram_event): Likewise.
19 * statistics.c: New file.
20 * Makefile.in (OBJS-common): Add statistics.o.
21 (statistics.o): Add dependencies.
22 * doc/invoke.texi (-fdump-statistics): Document.
24 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
26 (execute_pre): Use statistics_counter_event.
27 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
28 (substitute_and_fold): Increment it. Use statistics_counter_event.
30 2008-05-15 Diego Novillo <dnovillo@google.com>
32 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
34 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
35 * tree-ssa-alias.c (new_type_alias): Remove references to
36 sub-variables from comment.
37 * tree-ssa-operands.c (swap_tree_operands): Likewise.
39 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
41 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
42 attribute to 1 only for insertps alternative.
44 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
46 * config/bfin/bfin.md (loadbytes): New pattern.
47 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
48 (bfin_init_builtins): Initialize it.
51 2008-05-15 Sa Liu <saliu@de.ibm.com>
53 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
54 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
55 * testsuite/lib/target-supports.exp: Add
56 check_effective_target_fortran_integer_16.
58 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
60 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
61 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
62 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
63 (TARGET_RETURN_IN_MEMORY): Define.
65 2008-05-15 Richard Guenther <rguenther@suse.de>
68 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
69 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
70 represent unmodifiable vars.
72 2008-05-15 Richard Guenther <rguenther@suse.de>
74 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
75 INDIRECT_REF and TARGET_MEM_REF.
76 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
79 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
80 H.J. Lu <hongjiu.lu@intel.com>
82 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
83 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
84 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
85 insn alternatives. Add missing alternatives.
86 (*vec_concatv2di_rex64_sse4_1): Likewise.
87 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
88 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
91 2008-05-15 Richard Guenther <rguenther@suse.de>
93 PR tree-optimization/36009
94 PR tree-optimization/36204
95 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
96 (determine_invariantness_stmt): Record the loop a store is
98 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
101 2008-05-15 Richard Guenther <rguenther@suse.de>
103 PR tree-optimization/34330
104 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
105 through the pointer will alias the SMT.
107 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
109 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
111 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
113 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
115 2008-05-14 Michael Meissner <michael.meissner@amd.com>
116 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
118 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
119 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
120 (vashl_optab): New optab for vector/vector shifts.
121 (vashr_optab): Ditto.
122 (vlshr_optab): Ditto.
123 (vrotl_optab): Ditto.
124 (vrotr_optab): Ditto.
125 (optab_subtype): New enum for optab_for_tree_code call.
126 (optab_for_tree_code): Add enum optab_subtype argument.
128 * optabs.c (optab_for_tree_code): Take an additional argument to
129 distinguish between a vector shift by a scalar and vector shift by
130 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
131 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
132 vector shift by a vector.
133 (expand_widen_pattern_expr): Pass additional argument to
136 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
137 vrotl_optab, vrotr_optab.
139 * expr.c (expand_expr_real_1): Update calls to
140 optab_for_tree_code to distinguish between vector shifted by a
141 scalar and vector shifted by a vector.
142 * tree-vectorizer.c (supportable_widening_operation): Ditto.
143 (supportable_narrowing_operation): Ditto.
144 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
145 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
146 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
147 (vect_create_epilog_for_reduction): Ditto.
148 (vectorizable_reduction): Ditto.
149 (vectorizable_operation): Ditto.
150 (vect_strided_store_supported): Ditto.
151 (vect_strided_load_supported): Ditto.
152 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
153 * expmed.c (expand_shift): Ditto.
155 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
157 (ashr@var{m}3): Ditto.
158 (vashl@var{m}3): Document new vector/vector shift standard name.
159 (vashr@var{m}3): Ditto.
160 (vlshr@var{m}3): Ditto.
161 (vrotl@var{m}3): Ditto.
162 (vrotr@var{m}3): Ditto.
164 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
165 (PPERM_INVERT): Ditto.
166 (PPERM_REVERSE): Ditto.
167 (PPERM_REV_INV): Ditto.
171 (PPERM_INV_SIGN): Ditto.
175 * config/i386/sse.md (mulv2di3): Add SSE5 support.
176 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
177 allows a memory operand to be the value being added, and split it
178 to improve vectorization.
179 (sse5_pmacsdqh_mem): Ditto.
180 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
181 (sse5_mulv2div2di3_high): Ditto.
182 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
183 (vec_pack_trunc_v4si): Ditto.
184 (vec_pack_trunc_v2di): Ditto.
185 (sse5_pcmov_<mode>): Remove code that tried to use use
186 andps/andnps instead of pcmov.
187 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
188 pmacsdqh instructions.
189 (vec_widen_smult_lo_v4si): Ditto.
191 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
192 (PPERM_INVERT): Ditto.
193 (PPERM_REVERSE): Ditto.
194 (PPERM_REV_INV): Ditto.
198 (PPERM_INV_SIGN): Ditto.
201 (ix86_expand_sse_movcc): Move the SSE5 test after the if
203 (ix86_expand_int_vcond): If SSE5 generate all possible integer
205 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
206 says ignore whether the last reference is a memory operand.
208 2008-05-14 Michael Meissner <michael.meissner@amd.com>
209 Paolo Bonzini <bonzini at gnu dot org>
211 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
214 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
215 (vlshr<mode>3): Rename from vlshr<mode>3.
216 (vashr<mode>3): Rename from vashr<mode>3.
217 (mulv4sf3): Change the names of vector shift patterns.
221 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
224 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
249 * config/spu/spu.md (v): New iterator macro to add v for vector types.
250 (floatunssidf2_internal): Change vector/vector shift names.
251 (floatunsdidf2_internal): Ditto.
258 (vashl<mode>3): Rename from ashl<mode>3.
259 (vashr<mode>3): Rename from ashr<mode>3.
260 (vlshr<mode>3): Rename from lshr<mode>3.
261 (vrotl<mode>3): Rename from rotl<mode>3.
263 2008-05-14 Michael Meissner <michael.meissner@amd.com>
266 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
267 multiply gives the wrong value when doing widening multiplies.
268 (vec_widen_smult_lo_v4si): Ditto.
270 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
272 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
273 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
274 emit_library_call_value.
275 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
276 * tree.h (ECF_LIBCALL_BLOCK): Removed.
277 * calls.c (initialize_argument_information, precompute_arguments,
278 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
279 (precompute_arguments): Removed flags parameter.
280 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
282 2008-05-14 Richard Guenther <rguenther@suse.de>
284 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
285 Make sure to register the store if the use is a PHI_NODE.
287 2008-05-14 Olivier Hainque <hainque@adacore.com>
289 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
290 memory if the component is to be referenced in BLKmode according
291 to get_inner_reference.
293 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
295 * calls.c (emit_library_call_value_1): Restore code clearing
296 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
298 2008-05-14 Olivier Hainque <hainque@adacore.com>
299 Nicolas Roche <roche@adacore.com>
301 * configure.ac: Add support for a "gcc_subdir" variable in
302 config-lang.in, to denote a subdirectory where the language/GCC
303 integration files are to be found.
304 * configure: Regenerate.
306 2008-05-14 Ira Rosen <irar@il.ibm.com>
308 PR tree-optimization/36098
309 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
310 value for the first load in the group in case of a gap.
311 (vect_build_slp_tree): Check that there are no gaps in loads.
313 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
315 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
316 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
317 expand_copysign_bit, ): Change call to emit_no_conflict_block to
318 emit_insn and remove unneeded code to construct extra args.
319 (emit_no_conflict_block): Removed.
320 * optabls.h: (emit_no_conflict_block): Removed.
321 * cse.c (cse_extended_basic_block): Remove search for
322 REG_NO_CONFLICT note.
323 * global.c: Removed incorrect comment added in revision 117.
324 * expr.c (convert_move): Change call to emit_no_conflict_block to
326 * recog.c: Change comments so that they do not mention
328 * local_alloc.c (combine_regs): Removed last parameter.
329 (no_conflict_p): Removed.
330 (block_alloc): Removed note, no_conflict_combined_regno and set
331 local vars. Removed all code to process REG_NO_CONFLICT blocks.
332 (combine_regs): Removed already_dead and code to look for
333 REG_NO_CONFLICT notes.
334 * lower_subreg (remove_retval_note): Removed code to look for
335 REG_NO_CONFLICT block.
336 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
337 (resolve_clobber): Remove code to process libcalls that have
338 REG_NO_CONFLICT notes.
339 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
341 * combine.c (can_combine_p, distribute_notes): Removed
342 REG_NO_CONFLICT case.
343 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
345 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
346 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
348 * reg-notes.def (NO_CONFLICT): Removed.
350 2008-05-14 David S. Miller <davem@davemloft.net>
352 * config/sparc/sparc.c (sparc_profile_hook): If
353 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
354 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
355 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
357 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
359 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
361 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
364 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
365 and op1 expansion before vector concat to have less live pseudos.
367 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
369 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
370 ix86_expand_vector_set if supported.
372 2008-05-13 Diego Novillo <dnovillo@google.com>
373 Kenneth Zadeck <zadeck@naturalbridge.com>
375 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
377 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
378 phinodes_print_statistics, init_ssanames, fini_ssanames,
379 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
380 release_ssa_name, release_defs, replace_ssa_name_symbol,
381 ssanames_print_statistics): Move ...
382 * tree-flow.h: ... here.
383 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
384 Use FN instead of cfun.
385 (make_ssa_name_fn): Rename from make_ssa_name.
386 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
387 * tree-flow-inline.h (make_ssa_name): Move from
388 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
389 * omp-low.c (expand_omp_parallel):
390 * tree-flow-inline.h (redirect_edge_var_map_result):
391 * tree-ssa.c (init_tree_ssa): Add argument FN.
392 Use it instead of cfun. Update all users.
394 2008-05-13 Tom Tromey <tromey@redhat.com>
396 PR preprocessor/22168:
397 * doc/cpp.texi (Top): Update menu.
398 (Alternatives to Wrapper #ifndef): New node.
399 (Other Directives): Document deprecation.
400 (Obsolete Features): Remove menu.
401 (Assertions): Merge node into Obsolete Features.
402 (Obsolete once-only headers): Move earlier; rename to Alternatives
404 * doc/cppopts.texi: Update.
405 * c.opt (Wdeprecated): Enable for C and ObjC.
406 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
407 (C++ Dialect Options): Move -Wno-deprecated from here to...
408 (Warning Options): ... here.
410 2008-05-13 Richard Guenther <rguenther@suse.de>
413 * fold-const.c (fold_sign_changed_comparison): Do not allow
414 changes in pointer-ness.
416 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
419 * config/sh/sh.c (sh_expand_prologue): Don't clear
420 RTX_FRAME_RELATED_P for push insns.
422 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
424 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
426 2008-05-12 Anatoly Sokolov <aesok@post.ru>
428 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
429 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
430 Use 'machine->is_leaf' instead of 'leaf_func_p'.
432 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
434 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
435 (*vec_concatv4sf_sse): This.
436 (*sse2_concatv2si): Renamed to ...
437 (*vec_concatv2si_sse2): This.
438 (*sse1_concatv2si): Renamed to ...
439 (*vec_concatv2si_sse): This.
440 (*vec_concatv2di_rex): Renamed to ...
441 (*vec_concatv2di_rex64): This.
442 (*vec_concatv2si_sse4_1): New.
443 (*vec_concatv2di_rex64_sse4_1): Likewise.
445 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
447 PR rtl-optimization/36111
448 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
449 that was created for swappable operands.
451 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
454 * Makefile.in: Substitute GNATMAKE and GNATBIND.
455 * configure.ac: Add call to ACX_PROG_GNAT.
457 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
459 * optc-gen.awk: Fix comment typo.
461 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
463 * pretty-print.c (pp_integer_with_precision): Use
464 HOST_LONG_LONG_FORMAT.
466 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
468 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
470 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
472 * config/i386/i386.c (bdesc_ptest): Removed.
473 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
474 (bdesc_args): Add __builtin_ia32_ptestz128,
475 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
476 (ix86_init_mmx_sse_builtins): Updated.
477 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
478 (ix86_expand_builtin): Updated.
480 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
482 * tree-cfg.c (valid_fixed_convert_types_p): New function.
483 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
485 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
487 * value-prof.c (interesting_stringop_to_profile): Do not
488 return early for BUILT_IN_MEMPCPY.
490 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
492 * calls.c (expand_call): Don't use callgraph to increase
493 preferred_stack_boundary.
495 * cgraph.h (cgraph_rtl_info): Use unsigned on
496 preferred_incoming_stack_boundary.
498 * final.c (rest_of_clean_state): Use unsigned on
499 preferred_stack_boundary.
501 2008-05-09 Tom Tromey <tromey@redhat.com>
503 PR preprocessor/22231:
504 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
507 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
509 PR tree-optimization/36129
510 * tree-ssa-ccp.c: Include value-prof.h.
511 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
512 built-in function was folded to a constant.
513 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
515 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
516 Sebastian Pop <sebastian.pop@amd.com>
518 * tree-scalar-evolution.c: Document instantiate_scev.
519 (instantiate_parameters_1): Renamed instantiate_scev_1.
520 Don't use the same loop for instantiation_loop and evolution_loop.
521 (instantiate_scev): New.
522 (instantiate_parameters): Moved...
523 (resolve_mixers): Update call to instantiate_scev_1 to pass the
524 same loop twice. Maintains the semantics for this function.
525 * tree-scalar-evolution.h (instantiate_scev): Declare.
526 (instantiate_parameters): ...here. Now static inline.
527 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
528 instead of resolve_mixers.
530 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
532 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
534 2008-05-09 Tomas Bily <tbily@suse.cz>
536 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
537 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
538 * tree-ssa-structalias.c (get_constraint_for): Likewise.
539 * c-common.c (c_common_truthvalue_conversion): Likewise.
540 * tree-object-size.c (compute_object_offset): Likewise.
541 * tree-inline.c (estimate_num_insns_1): Likewise.
542 * varasm.c (const_hash_1, compare_constant, copy_constant)
543 (compute_reloc_for_constant, output_addressed_constants)
544 (initializer_constant_valid_p): Likewise.
545 * c-omp.c (check_omp_for_incr_expr): Likewise.
546 * gimplify.c (gimplify_expr): Likewise.
547 * c-typeck.c (c_finish_return): Likewise.
548 * tree-vectorizer.c (supportable_widening_operation)
549 (supportable_narrowing_operation): Likewise.
550 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
551 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
552 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
553 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
554 (descr_info_loc): Likewise.
555 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
556 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
557 (fold_unary): Likewise.
558 * builtins.c (get_pointer_alignment): Likewise.
559 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
560 (instantiate_parameters_1): Likewise.
561 * tree.c (expr_align, stabilize_reference): Likewise.
562 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
563 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
564 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
565 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
566 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
567 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
569 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
570 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
571 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
572 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
573 (forward_propagate_comparison)
574 (tree_ssa_forward_propagate_single_use_vars): Likewise.
575 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
576 * emit-rtl.c (component_ref_for_mem_expr)
577 (set_mem_attributes_minus_bitpos): Likewise.
578 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
579 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
581 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
582 (build_function_call, pointer_diff, build_compound_expr)
583 (c_finish_return): Likewise.
584 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
585 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
587 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
588 * expr.c (is_aligning_offset): Likewise.
589 * tree-ssa-alias.c (is_escape_site): Likewise.
590 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
591 (check_all_va_list_escapes): Likewise.
592 * tree-ssa-loop-ivopts.c (determine_base_object)
593 (determine_common_wider_type): Likewise.
594 * dojump.c (do_jump): Likewise.
595 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
596 * tree-gimple.c (is_gimple_cast): Likewise.
597 * fold-const.c (decode_field_reference, )
598 (fold_sign_changed_comparison, fold_unary, fold_comparison)
599 (fold_binary): Likewise.
600 * tree-ssa-alias-warnings.c (find_alias_site_helper)
601 (already_warned_in_frontend_p): Likewise.
602 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
603 * tree.c (really_constant_p, get_unwidened): Likewise.
604 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
605 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
606 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
608 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
610 (CONVERT_EXPR_P): Define.
611 (CASE_CONVERT): Define.
613 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
616 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
617 (delete_unmarked_insns): When deleting a call, call
618 delete_unreachable_blocks.
619 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
620 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
622 2008-05-08 Richard Guenther <rguenther@suse.de>
624 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
625 (-ftree-salias): Likewise.
626 (salias-max-implicit-fields): Remove param documentation.
627 (salias-max-array-elements): Likewise.
628 * tree-pass.h (pass_create_structure_vars): Remove.
629 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
630 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
631 * tree-ssa-alias.c (create_structure_vars): Remove.
632 (gate_structure_vars): Likewise.
633 (pass_create_structure_vars): Likewise.
634 (gate_build_alias): Likewise.
635 (pass_build_alias): Adjust to run always and dump the function.
636 * common.opt (ftree-salias): Hide.
637 * passes.c (init_optimization_passes): Remove
638 pass_create_structure_vars, adjust comment.
639 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
640 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
641 * opts.c (decode_options): Do not set flag_tree_salias.
642 (common_handle_option): Add OPT_ftree_salias to the backward
643 compatibility section.
645 2008-05-08 Richard Guenther <rguenther@suse.de>
647 * tree-flow-inline.h (var_can_have_subvars): Move ...
648 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
649 * tree-flow.h (var_can_have_subvars): Remove.
650 (push_fields_onto_fieldstack): Remove.
651 (sort_fieldstack): Likewise.
652 (struct fieldoff): Move ...
653 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
654 alias_set and base_for_components fields.
655 (sort_fieldstack): Make static.
656 (push_fields_onto_fieldstack): Likewise. Remove code that
657 handles anything but RECORD_TYPEs. Remove alias_set and
658 base_for_components handling.
659 (create_variable_info_for): Adjust.
661 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
663 * common.opt (Wframe-larger-than=): Shorten the help message
665 * doc/invoke.texi (Wframe-larger-than=): Add more description.
667 2008-05-08 Rafael Espindola <espindola@google.com>
669 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
671 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
672 trap and that both operands are gimple values.
673 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
674 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
677 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
679 * read-rtl.c (join_c_conditions): Return the first string if the
680 two strings are equal.
682 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
684 * gensupport.h (pred_data): Add a "num_codes" field.
685 (add_predicate_code): Declare.
686 * gensupport.c (add_predicate_code): New function.
687 (std_pred_table): Add an "allows_const_p" field.
688 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
689 Remove the (incomplete) list of such codes from the codes field.
690 (init_predicate_table): Use add_predicate_code. Add all
691 RTX_CONST_OBJs if allows_const_p is true.
692 * genrecog.c (process_define_predicate): Use add_predicate_code.
694 2008-05-08 David Daney <ddaney@avtrex.com>
695 Richard Sandiford <rsandifo@nildram.co.uk>
697 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
698 special case of constant zero operands.
699 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
700 old and new values. Special case constant zero values.
701 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
703 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
704 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
706 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
709 * simplify-rtx.c (simplify_plus_minus): Create CONST of
710 similar RTX_CONST_OBJ before CONST_INT.
712 2008-05-08 Steve Ellcey <sje@cup.hp.com>
714 * stmt.c (expand_stack_restore): Change sa mode if needed.
716 2008-05-08 Richard Guenther <rguenther@suse.de>
718 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
720 (ix86_sol10_return_in_memory): Likewise.
721 (ix86_i386elf_return_in_memory): Likewise.
722 (ix86_i386interix_return_in_memory): Likewise.
723 * config/i386/i386.c (ix86_return_in_memory): Likewise.
724 (ix86_sol10_return_in_memory): Likewise.
725 (ix86_i386elf_return_in_memory): Likewise.
726 (ix86_i386interix_return_in_memory): Likewise.
728 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
731 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
733 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
734 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
737 2008-05-08 Richard Guenther <rguenther@suse.de>
739 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
740 * tree-data-ref.h (struct dr_alias): Remove subvars field.
741 (DR_SUBVARS): Remove.
742 * tree-dfa.c (dump_subvars_for): Remove.
743 (debug_subvars_for): Likewise.
744 (dump_variable): Do not dump subvars.
745 (remove_referenced_var): Do not remove subvars.
746 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
747 (lookup_subvars_for_var): Remove.
748 (get_subvars_for_var): Likewise.
749 (get_subvars_at): Likewise.
750 (get_first_overlapping_subvar): Likewise.
751 (overlap_subvar): Likewise.
752 * tree-flow.h (subvar_t): Remove.
753 (struct var_ann_d): Remove subvars field.
754 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
755 argument. Remove special handling of SFTs.
756 (compute_tag_properties): Likewise.
757 (set_initial_properties): Likewise.
758 (compute_call_clobbered): Likewise.
759 (count_mem_refs): Likewise.
760 (compute_memory_partitions): Likewise.
761 (compute_flow_insensitive_aliasing): Likewise.
762 (setup_pointers_and_addressables): Likewise.
763 (new_type_alias): Likewise.
764 (struct used_part): Remove.
765 (used_portions): Likewise.
766 (struct used_part_map): Likewise.
767 (used_part_map_eq): Likewise.
768 (used_part_map_hash): Likewise.
769 (free_used_part_map): Likewise.
770 (up_lookup): Likewise.
771 (up_insert): Likewise.
772 (get_or_create_used_part_for): Likewise.
773 (create_sft): Likewise.
774 (create_overlap_variables_for): Likewise.
775 (find_used_portions): Likewise.
776 (create_structure_vars): Likewise.
777 * tree.def (STRUCT_FIELD_TAG): Remove.
778 * tree.h (MTAG_P): Adjust.
779 (struct tree_memory_tag): Remove base_for_components and
780 unpartitionable flags.
781 (struct tree_struct_field_tag): Remove.
782 (SFT_PARENT_VAR): Likewise.
783 (SFT_OFFSET): Likewise.
784 (SFT_SIZE): Likewise.
785 (SFT_NONADDRESSABLE_P): Likewise.
786 (SFT_ALIAS_SET): Likewise.
787 (SFT_UNPARTITIONABLE_P): Likewise.
788 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
789 (union tree_node): Remove sft field.
790 * alias.c (get_alias_set): Remove special handling of SFTs.
791 * print-tree.c (print_node): Remove handling of SFTs.
792 * tree-dump.c (dequeue_and_dump): Likewise.
793 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
794 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
795 * tree-predcom.c (set_alias_info): Do not set subvars.
796 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
797 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
798 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
799 (add_vars_for_offset): Remove.
800 (add_virtual_operand): Remove special handling of SFTs.
801 (add_call_clobber_ops): Likewise.
802 (add_call_read_ops): Likewise.
803 (get_asm_expr_operands): Likewise.
804 (get_modify_stmt_operands): Likewise.
805 (get_expr_operands): Likewise.
806 (add_to_addressable_set): Likewise.
807 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
808 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
809 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
810 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
811 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
812 (tree_node_structure): Likewise.
813 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
815 (find_what_p_points_to): Likewise.
817 2008-05-08 Sa Liu <saliu@de.ibm.com>
819 * config/spu/spu.md: Fixed subti3 pattern.
821 2008-05-08 Richard Guenther <rguenther@suse.de>
824 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
825 sure to create a representative for trailing arrays for PTA.
827 2008-05-08 Richard Guenther <rguenther@suse.de>
830 * fold-const.c (operand_equal_p): Two objects which types
831 differ in pointerness are not equal.
833 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
835 * calls.c (compute_argument_block_size): Add argument tree fndecl.
836 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
837 (emit_library_call_value_1): Add new variable fndecl initialized by
838 NULL_TREE. It should be the decl type of orgfun, but this information
839 seems not to be available here, so it uses the default calling abi.
840 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
841 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
842 by TARGET_RETURN_IN_MEMORY.
843 * config/i386/i386-interix.h: Likewise.
844 * config/i386/i386.h: Likewise.
845 * config/i386/i386elf.h: Likewise.
846 * config/i386/ptx4-i.h: Likewise.
847 * config/i386/sol2-10.h: Likewise.
848 * config/i386/sysv4.h: Likewise.
849 * config/i386/vx-common.h: Likewise.
850 * config/cris/cris.h: Removed #if 0 clause.
851 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
852 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
854 (ix86_sol10_return_in_memory): Likewise.
855 (ix86_i386elf_return_in_memory): New.
856 (ix86_i386interix_return_in_memory): New.
857 * config/mt/mt-protos.h (mt_return_in_memory): New.
858 * config/mt/mt.c: Likewise.
859 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
860 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
861 * config/bfin/bfin.h: Likewise.
862 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
864 * config/bfin/bfin.c: Likewise.
865 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
866 * config/alpha/unicosmk.h: Likewise.
867 * config/i386/cygming.h: Likewise.
868 * config/iq2000/iq2000.h: Likewise.
869 * config/mips/mips.h: Likewise.
870 * config/mn10300/mn10300.h: Likewise.
871 * config/rs6000/rs6000.h: Likewise.
872 * config/score/score.h: Likewise.
873 * config/spu/spu.h: Likewise.
874 * config/v850/v850.h: Likewise.
875 * defaults.h: Likewise.
876 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
877 * expr.c (emit_block_move): Adjust use of
878 OUTGOING_REG_PARM_STACK_SPACE.
879 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
880 OUTGOING_REG_PARM_STACK_SPACE.
881 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
883 2008-05-08 Jakub Jelinek <jakub@redhat.com>
885 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
886 on OMP_RETURN for OMP_FOR.
889 * dwarf2out.c (dw_expand_expr, common_check): Removed.
890 (fortran_common): New function.
891 (gen_variable_die): Call fortran_common instead of common_check,
892 adjust for it returning tree instead of rtx. Formatting.
894 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
898 * see.c (see_copy_insn): Copy new pure const attributes for new call.
899 * c-decl.c (merge_decls): Ditto.
900 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
901 to RTL_CONST_OR_PURE_CALL_P.
902 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
903 Initialized DECL_LOOPING_CONST_PURE.
904 (process_call_operands): Set tree_side_effects properly.
905 * tree.h (TREE_READONLY_DECL_P): Removed.
906 (DECL_IS_PURE): Renamed to DECL_PURE_P.
907 (DECL_LOOPING_OR_CONST_P): New macro.
908 (struct tree_function_decl): Added looping_const_or_pure_p.
910 (ECF_LOOPING_OR_CONST_P): New macro.
911 * rtlanal.c (pure_const_p): Removed.
912 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
913 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
915 * ipa-pure-const.c (pure_const_state_e): Added looping field.
916 (check_decl, check_tree, check_call, scan_function): Initialize
918 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
919 (static_execute): Set looping true for recursive functions.
920 Undo setting state to IPA_NEITHER for recursive functions.
922 * ifcvt.c (noce_can_store_speculate_p): Changed
923 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
924 RTL_CONST_OR_PURE_CALL_P.
925 * dse.c (scan_insn): Ditto.
926 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
927 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
928 RTL_CONST_OR_PURE_CALL_P.
929 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
930 pure_call_p to RTL_CONST_CALL_P.
931 * gimplify.c (gimplify_call_expr): Clear side effects for
932 non-looping pure and constant calls.
933 * calls.c (emit_call_1): Set rtl flags from ecf flags.
934 (flags_from_decl_or_type): Set ecf flags from decl flags.
935 (initialize_argument_information): Turn off
936 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
937 Change const to pure if callee_copies is true rather than just
939 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
940 way of marking pure calls.
941 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
942 Remove hack that was supposed to fix pr7335 and remove old
943 way of marking pure calls.
944 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
945 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
946 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
947 RTL_CONST_OR_PURE_CALL_P.
948 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
949 * loop-invariant.c (find_exits, find_invariant_bb): Changed
950 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
951 * sched-deps.c (schedule_analyze): Ditto.
952 * rtl.h (struct rtx_def): Use call field, unchanging field, and
953 return_val field of calls to represent pure and const function info.
954 (CONST_OR_PURE_CALL_P): Deleted macro.
955 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
956 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
957 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
959 * tree-optimize.c (execute_fixup_cfg): Added test for
960 ECF_LOOPING_CONST_OR_PURE.
961 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
963 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
964 effects for looping pure or const calls.
965 (verify_gimple_expr): Added verification code.
966 * config/alpha/alpha.c (alpha_legitimize_address,
967 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
969 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
970 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
971 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
972 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
973 RTL_CONST_OR_PURE_CALL_P.
974 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
975 and const calls to be deleted.
977 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
980 * config/i386/mmx.md (mmx_subv2sf3): New expander.
981 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
982 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
983 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
984 to handle nonimmediate operands.
985 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
986 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
987 to handle nonimmediate operands.
988 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
989 (mmx_pmulhrwv4hi3): New expander. Use
990 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
991 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
992 (sse2_umulv1siv1di3): New expander. Use
993 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
994 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
995 (mmx_eq<mode>3): New expander. Use
996 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
997 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
998 (mmx_uavgv8qi3): New expander. Use
999 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1000 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1001 (mmx_uavgv4hi3): New expander. Use
1002 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1004 * config/i386/sse.md
1005 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1006 to handle nonimmediate operands.
1007 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1008 to handle nonimmediate operands.
1009 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1010 to handle nonimmediate operands.
1011 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1012 to handle nonimmediate operands.
1013 (sse2_unpckhpd_exp): New expander. Use
1014 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1015 (sse2_unpcklpd_exp): New expander. Use
1016 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1017 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1018 to handle nonimmediate operands.
1019 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1020 to handle nonimmediate operands.
1021 (*sse2_<plusminus_insn><mode>3): Rename from
1022 sse2_<plusminus_insn><mode>3 insn pattern.
1023 (sse2_<plusminus_insn><mode>3): New expander. Use
1024 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1025 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1026 (sse2_umulv2siv2di3): New expander. Use
1027 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1028 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1029 (sse4_1_mulv2siv2di3): New expander. Use
1030 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1031 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1032 (sse2_pmaddwd): New expander. Use
1033 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1034 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1035 (sse2_eq<mode>3): New expander. Use
1036 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1037 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1038 (sse4_1_eqv2di3): New expander. Use
1039 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1040 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1041 (sse2_uavgv16qi3): New expander. Use
1042 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1043 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1044 (sse2_uavgv16qi3): New expander. Use
1045 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1046 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1047 (sse2_uavgv8hi3): New expander. Use
1048 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1049 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1050 (ssse3_pmulhrswv8hi3): New expander. Use
1051 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1052 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1053 (ssse3_pmulhrswv4hi3): New expander. Use
1054 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1056 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1057 (<sse>_vmmul<mode>3): Ditto.
1058 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1060 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1061 (ssse3_pmaddubsw): Ditto.
1063 * config/i386/i386.c (struct_builtin_description)
1064 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1065 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1066 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1067 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1068 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1069 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1070 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1071 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1072 (ix86_fixup_binary_operands): Assert that src1
1073 and src2 must have the same mode when swapped.
1074 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1075 and ix86_binary_operator_ok. Do not force operands in registers
1078 2008-05-07 Jan Hubicka <jh@suse.cz>
1080 * cgraph.c (dump_cgraph_node): Update.
1081 * cgraph.h (cgraph_local_info): Break out inline summary.
1082 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1084 * ipa-inline (inline_summary): New accestor function.
1085 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1086 cgraph_decide_inlining, compute_inline_parameters): Update.
1087 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1089 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1091 Cleanup ColdFire scheduling support and add V4 pipeline model.
1093 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1094 (define_attr cpu): Add cfv4 value.
1095 (define_attr type, define_attr type1): Merge into a single 'type'
1096 attribute. Update all uses.
1097 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1098 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1100 (define_attr opx_mem, define_attr opy_mem): Remove.
1101 (define_attr op_mem): Clean up, update comment.
1102 (define_attr size): Use specific values instead of general int.
1103 (define_attr guess, define_attr split): Remove. Update all uses.
1104 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1105 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1106 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1107 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1108 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1109 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1110 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1111 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1112 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1113 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1114 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1115 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1116 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1117 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1118 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1119 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1120 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1121 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1122 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1123 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1124 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1125 Update or set attributes.
1126 (stack_tie): New fake instruction.
1128 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1129 (m68k_sched_attr_size): Update declaration.
1130 (m68k_sched_attr_type2): Remove.
1131 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1132 Declare new bypass predicates.
1134 * config/m68k/m68k.c (m68k_sched_issue_rate,
1135 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1137 (TARGET_SCHED_ISSUE_RATE,
1138 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1139 (override_options): Handle scheduling for ColdFire V4 core.
1140 (m68k_expand_prologue): Emit stack_tie.
1141 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1142 'OP_TYPE_FPN'. Update all uses.
1143 (sched_guess_p): Remove.
1144 (sched_address_type): Handle symbolic addresses.
1145 (sched_get_operand): New static function.
1146 (sched_operand_type): Merge into sched_attr_op_type.
1147 (sched_attr_op_type): Handle FP registers, handle quick constants,
1149 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1150 (m68k_sched_attr_size): Update. Move logic to ...
1151 (sched_get_attr_size_int): New static function.
1152 (sched_get_opxy_mem_type): New static function.
1153 (m68k_sched_attr_op_mem): Update.
1154 (m68k_sched_attr_type2): Remove.
1155 (sched_cfv4_bypass_data): New static variable.
1156 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1157 (m68k_sched_issue_rate): Implement scheduler hook.
1158 (struct _sched_ib: enabled_p): New field.
1159 (m68k_sched_variable_issue): Update. Handle V4.
1160 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1161 sched_dump_class_func_t, sched_dump_split_class,
1162 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1163 sched_dump_dfa_class, m68k_sched_dump): Remove.
1164 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1166 (m68k_sched_init_global): Remove statisctics dumping, introduce
1167 sanity check that all instructions have pipeline reservations. Handle
1169 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1170 Handle ColdFire V4 core.
1171 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1172 New static functions.
1173 (m68k_sched_address_bypass_p): New bypass predicate.
1174 (sched_get_indexed_address_scale): New static function.
1175 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1177 * cf.md: Update comments.
1178 (define_attr type2): Remove. Use 'type' attribute instead.
1180 (cf_ib): Rename to cfv123_ib. Update all uses.
1181 (cf_oep): Rename to cfv123_oep. Update all uses.
1182 (cf_chr): Rename to cfv123_chr. Update all uses.
1183 (cf_mem): Rename to cfv123_mem. Update all uses.
1184 (cf_mac): Move to more appropriate place.
1185 (cfv123_guess): New automaton and cpu_unit.
1186 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1187 Update uses of 'size' attribute. Handle before reload scheduling.
1188 (cfv123_guess): New dummy reservation for unhandled instructions.
1189 (cfv4_*): Pipeline description of ColdFire V4 core.
1190 (ignore): New reservation to handle 'ignore' type.
1192 2008-05-07 Ian Lance Taylor <iant@google.com>
1195 * gimplify.c (find_single_pointer_decl_1): Don't look through
1197 (find_single_pointer_decl): Adjust comments.
1199 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1202 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1203 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1206 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1207 integral type rather than floating point, then VIEW_CONVERT_EXPR
1208 to the floating point type.
1210 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1212 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1213 TFmode op0 to register.
1215 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1217 * c-decl.c (grokdeclarator): Comment typo.
1219 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1221 * tree-flow.h: Remove prototype for computed_goto_p.
1222 * tree-cfg.c (computed_goto_p): Make static.
1224 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1227 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1228 (contains_aligned_value_p): This. Handle _Decimal128.
1229 (ix86_function_arg_boundary): Only align _Decimal128 to its
1230 natural boundary and handle it properly.
1232 2008-05-06 Martin Jambor <mjambor@suse.cz>
1234 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1235 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1236 (ipcp_method_set_orig_node): Removed.
1237 (ipcp_cval_get_cvalue_type): Removed.
1238 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1239 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1240 (ipcp_cval_set_cvalue_type): Removed.
1241 (ipcp_cval_get_cvalue): Removed.
1242 (ipcp_cval_set_cvalue): Removed.
1243 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1244 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1245 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1246 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1247 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1248 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1249 (ipcp_get_ith_lattice): Changed parameters.
1250 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1251 (ipcp_lattice_from_jfunc): Changed parameters.
1252 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1253 (ipcp_method_cval_print): Added temporary variable info.
1254 (ipcp_redirect): Removed already unused local variable caller.
1255 (ipcp_redirect): New temporary variable orig_callee_info
1256 (ipcp_redirect): Removed newly unused local variable callee.
1257 (ipcp_redirect): Removed (a bit confusing) local variable type.
1258 (ipcp_insert_stage): Added local variable info.
1259 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1261 (ipcp_formal_create): Removed.
1262 (ipcp_method_cval_set): Removed.
1263 (ipcp_propagate_stage): Renamed lattice variables.
1264 (ipcp_method_cval_set_cvalue_type): Removed.
1265 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1266 (ipcp_print_all_lattices): Changed printed strings to refer to
1267 lattices rather than cvals.
1268 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1269 (ipcp_propagate_const): Changed formal parameters.
1270 (build_const_val): Changed formal parameters.
1271 (ipcp_insert_stage): Removed useless variable cvalue
1272 (build_const_val): Changed formal parameters.
1273 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1274 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1275 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1276 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1277 (ipcp_print_func_profile_counts): Changed string from "method" to
1279 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1280 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1281 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1282 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1283 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1284 (ipcp_lat_is_const): Changed parameters and made inline.
1285 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1286 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1287 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1288 the predicate condition directly
1289 (ipcp_propagate_stage): Added local variable args. Removed local
1290 variable callee. (Both are mere code simplifications.)
1291 (ipcp_method_dont_insert_const): Renamed to
1292 ipcp_node_not_modifiable_p.
1293 (ipcp_node_not_modifiable_p): Made inline.
1294 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1295 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1296 (ipcp_print_all_lattices): Removed variable cvalue
1297 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1300 2008-05-06 Olivier Hainque <hainque@adacore.com>
1302 * tree-sra.c (try_instantiate_multiple_fields): Early return
1303 if field has POINTER_TYPE.
1305 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1307 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1308 by using 'q' specifier for instruction.
1309 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1311 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1313 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1314 Change mode of zero_extract from QImode to HImode.
1315 (sign bit tests peepholes): (Ditto.).
1317 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1319 * config/i386/mmx.md: Remove double backslashes from asm templates.
1320 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1321 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1322 to handle nonimmediate operands.
1323 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1324 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1325 to handle nonimmediate operands.
1326 (*mmx_<code>v2sf3_finite): New insn pattern.
1327 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
1328 (mmx_<code>v2sf3): New expander. Use
1329 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1330 (mmx_<plusminus_insn><mode>3): New expander. Use
1331 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1332 (*mmx_<plusminus_insn><mode>3): New insn pattern.
1333 (mmx_add<mode>3): Removed.
1334 (mmx_ssadd<mode>3): Ditto.
1335 (mmx_usadd<mode>3): Ditto.
1336 (mmx_sub<mode>3): Ditto.
1337 (mmx_sssub<mode>3): Ditto.
1338 (mmx_ussub<mode>3): Ditto.
1339 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
1340 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
1341 to handle nonimmediate operands.
1342 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
1344 (mmx_smulv4hi3_highpart): New expander. Use
1345 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1346 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
1348 (mmx_umulv4hi3_highpart): New expander. Use
1349 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1350 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
1351 (mmx_<code>v4hi3): New expander. Use
1352 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1353 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
1354 (mmx_<code>v8qi3): New expander. Use
1355 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1356 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1357 (mmx_<code><mode>3): New expander. Use
1358 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1360 2008-05-05 Jan Hubicka <jh@suse.cz>
1362 PR tree-optimization/36118
1363 * passes.c (pass_init_dump_file): Fix dump header.
1365 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1368 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1369 VCE for function decls.
1371 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1373 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1375 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1377 * config/i386/i386.md (sat_plusminus): New.
1378 (plusminus_insn): Likewise.
1379 (plusminus_mnemonic): Likewise.
1381 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1382 (*<addsub><mode>3_cc_overflow): Renamed to ...
1383 (*<plusminus_insn><mode>3_cc_overflow): This.
1384 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1385 (*<plusminus_insn>si3_zext_cc_overflow): This.
1387 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1388 (<plusminus_insn><mode>3): This.
1389 (*<addsub><mode>3): Renamed to ...
1390 (*<plusminus_insn><mode>3): This.
1391 (<sse>_vm<addsub><mode>3): Renamed to ...
1392 (<sse>_vm<plusminus_insn><mode>3): This.
1393 (sse3_h<addsub>v4sf3): Renamed to ...
1394 (sse3_h<plusminus_insn>v4sf3): This.
1395 (sse3_h<addsub>v2df3): Renamed to ...
1396 (sse3_h<plusminus_insn>v2df3): This.
1397 (<plusminus_insn><mode>3): New.
1398 (*<plusminus_insn><mode>3): Likewise.
1399 (sse2_<plusminus_insn><mode>3): Likewise.
1400 (add<mode>): Removed.
1401 (*add<mode>3): Likewise.
1402 (sse2_ssadd<mode>3): Likewise.
1403 (sse2_usadd<mode>3): Likewise.
1404 (sub<mode>3): Likewise.
1405 (*sub<mode>3): Likewise.
1406 (sse2_sssub<mode>3): Likewise.
1407 (sse2_ussub<mode>3): Likewise.
1409 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1411 * gthr-single.h: Add in required interface elements as per gthr.h.
1412 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1413 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1414 Generalize UNUSED macro.
1415 (__gthread_once): Add.
1416 (__gthread_key_create): Add.
1417 (__gthread_key_delete): Add.
1418 (__gthread_getspecific): Add.
1419 (__gthread_setspecific): Add.
1421 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1423 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1424 the same size types for the indirect reference on the rhs, then
1427 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1429 * config/i386/i386.md
1430 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1431 one insn template instead of template series.
1432 (*xordi_1_rex64): Ditto.
1433 (*xordi_2_rex64): Ditto.
1435 2008-05-05 Ira Rosen <irar@il.ibm.com>
1437 PR tree-optimization/36119
1438 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1441 2008-06-04 Jan Hubicka <jh@suse.cz>
1443 tree-optimization/36100
1444 * tree-pass.h (pass_O0_always_inline): Declare.
1445 * ipa-inline.c (inline_transform): Remove dead code.
1446 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1447 pass_O0_always_inline): New.
1448 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1450 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1452 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1453 mnemonic in this_param move for TARGET_64BIT.
1455 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1457 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1458 (*strmovsi_rex_1): Ditto.
1459 (*strsetsi_1): Ditto.
1460 (*strsetsi_rex_1): Ditto.
1462 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1463 adddicc expanders using SWI mode iterator.
1465 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1468 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1471 2008-05-04 David S. Miller <davem@davemloft.net>
1473 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1474 (sparc*-*-linux*): Use linux.h in tm_file.
1475 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1476 compiler defaulting to 32-bit.
1477 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1479 * config/sparc/linux.h: Remove definitions now obtained
1480 properly from linux.h
1481 * config/sparc/linux64.h: Likewise.
1482 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1483 don't want this setting for 32-bit builds in a biarch compiler.
1484 * doc/install.texi: Add sparc-linux to list of targets
1485 supporting --enable-targets=all.
1487 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1489 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1491 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1493 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1494 after V4SI_FTYPE_V8HI.
1495 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1496 case V4SI_FTYPE_V2DF.
1498 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1500 * doc/invoke.texi (max-flow-memory-locations): Removed.
1501 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1503 2008-05-03 Richard Guenther <rguenther@suse.de>
1506 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1508 2008-05-02 David S. Miller <davem@davemloft.net>
1510 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1512 2008-05-02 Simon Baldwin <simonb@google.com>
1515 * c-common.h (warn_array_subscript_range): Removed.
1516 * c-common.c (warn_array_subscript_range): Ditto.
1517 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1518 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1520 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1522 * config/i386/i386.c (ix86_special_builtin_type): New.
1523 (bdesc_special_args): Likewise.
1524 (ix86_expand_special_args_builtin): Likewise.
1525 (ix86_init_mmx_sse_builtins): Updated.
1526 (ix86_expand_builtin): Updated.
1527 (ix86_expand_store_builtin): Removed.
1528 (ix86_expand_unop_builtin): Likewise.
1530 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1531 * config/i386/mmintrin.h (__v2sf): Here.
1533 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1535 (_mm_loadl_pi): Likewise.
1536 (_mm_storeh_pi): Replace __v2si with __v2sf.
1537 (_mm_storel_pi): Likewise.
1539 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1540 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1541 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1542 __builtin_ia32_loadlpd.
1544 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1546 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1547 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1548 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1549 (ix86_init_mmx_sse_builtins): Updated.
1550 (ix86_expand_args_builtin): Likewise.
1551 (ix86_expand_builtin): Likewise.
1552 (ix86_expand_unop1_builtin): Renamed to ...
1553 (ix86_expand_unop_vec_merge_builtin): This.
1555 2008-05-01 Jan Hubicka <jh@suse.cz>
1558 * ipa-inline.c (inline_generate_summary): Make static.
1559 (inline_transform): Do not call inlining at -O0; make static.
1560 * passes.c (execute_todo): Add sanity check.
1561 (execute_one_ipa_transform_pass): Execute proper flags.
1563 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1565 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1566 (DECL_NONADDRESSABLE_P): Likewise.
1567 * alias.c (record_component_aliases): Fix comment.
1569 2008-05-01 Simon Baldwin <simonb@google.com>
1571 * c-common.h (warn_array_subscript_range): New function.
1572 * c-common.c (warn_array_subscript_range): Ditto.
1573 * tree-vrp.c (check_array_ref): Corrected code to agree with
1574 comment, ignoring only arrays of size 0 or size 1.
1575 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1577 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1579 * config/i386/i386.c (ix86_builtin_type): Replace
1580 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1581 (bdesc_args): Updated.
1582 (ix86_init_mmx_sse_builtins): Likewise.
1583 (ix86_expand_args_builtin): Likewise.
1585 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1588 * doc/extend.texi: Correct __builtin_ia32_palignr.
1590 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1593 * config/i386/i386.c (bdesc_crc32): Removed.
1594 (ix86_expand_crc32): Likewise.
1595 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1596 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1597 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1598 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1599 UINT_FTYPE_UINT_UCHAR.
1600 (bdesc_args): Updated. Add crc32 builtins.
1601 (ix86_init_mmx_sse_builtins): Updated.
1602 (ix86_expand_args_builtin): Updated to support subreg.
1604 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1606 2008-05-01 Jan Hubicka <jh@suse.cz>
1608 * tree-pass.h (opt_pass): Add IPA_PASS.
1609 (varpool_node, cgraph_node): Forward declare.
1610 (ipa_opt_pass): Define.
1611 (pass_ipa_inline): Turn into ipa_opt_pass.
1612 (pass_apply_inline): Remove.
1613 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1614 (apply_inline): Turn into ....
1615 (inline_transform): ... this one.
1616 (inline_generate_summary): New function.
1617 (pass_apply_inline): Remove.
1618 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1620 (struct function): Add ipa_transforms_to_apply.
1621 * passes.c (register_one_dump_file): Work on IPA_PASS.
1622 (init_optimization_passes): Remove pass_inline_parameters and
1624 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1625 (execute_one_pass) ... here; apply transforms when possible.
1626 (add_ipa_transform_pass, execute_ipa_summary_asses,
1627 execute_one_ipa_transform_pass): New.
1628 (execute_ipa_pass_list): Update for IPA_PASS type.
1630 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1632 * config/i386/i386.c (ix86_builtin_type): Add
1633 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1634 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1635 (bdesc_args): Add SSE4a builtins.
1636 (ix86_init_mmx_sse_builtins): Updated.
1637 (ix86_expand_args_builtin): Likewise.
1638 (ix86_expand_builtin): Likewise.
1640 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1642 * config/i386/i386.c (ix86_builtin_type): Add
1643 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1644 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1645 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1646 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1647 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1648 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1649 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1650 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1651 and DI_FTYPE_DI_DI_INT.
1652 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1653 (ix86_init_mmx_sse_builtins): Updated.
1654 (ix86_expand_args_builtin): Likewise.
1655 (ix86_expand_builtin): Likewise.
1656 (ix86_expand_binop_imm_builtin): Removed.
1658 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1660 2008-04-30 Richard Guenther <rguenther@suse.de>
1662 PR tree-optimization/32921
1663 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1665 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1667 * config/arm/arm.c (arm_unwind_emit): Use
1668 crtl->all_throwers_are_sibcalls instead of
1669 cfun->all_throwers_are_sibcalls.
1670 (arm_output_fn_unwind): Likewise.
1671 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1672 instead of cfun->uses_pic_offset_table.
1673 (frv_expand_prologue): Likewise.
1674 (frv_frame_pointer_required): Likewise.
1675 (frv_expand_fdpic_call): Likewise.
1676 (frv_emit_movsi): Likewise.
1677 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1678 cfun->returns_pcc_struct instead of
1679 current_function_returns_pcc_struct.
1680 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1681 instead of cfun->calls_eh_return.
1682 (m32c_pushm_popm): Likewise.
1683 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1684 "extern" declaration.
1686 2008-04-30 Richard Guenther <rguenther@suse.de>
1688 PR tree-optimization/21636
1689 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1691 (evaluate_stmt): Print the likely value.
1692 (ccp_visit_stmt): Avoid excessive vertical spacing.
1694 2008-04-30 Rafael Espindola <espindola@google.com>
1696 * builtins.c (fold_call_expr): Return realret.
1697 * tree-ssa-threadedge.c
1698 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1699 __builtin_object_size.
1701 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1703 * gcc.c (wrapper_string): New variable.
1704 (insert_wrapper): New function.
1705 (execute): New option -wrapper.
1706 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1708 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1710 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1711 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1712 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1714 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1715 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1716 config/rs6000/e500crtres64gprctr.asm,
1717 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1718 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1719 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1720 config/rs6000/e500crtsav64gprctr.asm,
1721 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1722 config/rs6000/e500crtsavg64gprctr.asm: New files.
1723 * config/rs6000/t-ppccomm: Add build rules for new files.
1724 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1725 * config/rs6000/t-netbsd: Add build rules for new files.
1726 (LIB2FUNCS_STATIC_EXTRA): New variable.
1727 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1728 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1729 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1731 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1733 * config/i386/i386.c (ix86_builtin_type): Add
1734 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1735 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1736 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1737 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1738 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1739 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1740 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1741 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1742 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1743 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1744 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1745 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1746 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1747 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1748 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1749 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1750 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1751 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1752 V1DI_FTYPE_V2SI_V2SI.
1753 (bdesc_2arg): Moved to ...
1755 (ix86_init_mmx_sse_builtins): Updated.
1756 (ix86_expand_args_builtin): Updated. Take a pointer
1757 to const struct builtin_description. Handle comparison
1759 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1760 (ix86_expand_builtin): Updated.
1762 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1763 (ssse3_pmaddubsw128): This.
1764 (ssse3_pmaddubswv4hi3): Renamed to ...
1765 (ssse3_pmaddubsw): This.
1767 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1768 (__builtin_ia32_packssdw128): Likewise.
1769 (__builtin_ia32_packuswb128): Likewise.
1770 (__builtin_ia32_pmaddubsw): Likewise.
1771 (__builtin_ia32_pmaddubsw128): Likewise.
1773 2008-04-30 Richard Guenther <rguenther@suse.de>
1775 PR tree-optimization/14847
1776 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1777 (recognize_bits_test): Use it.
1778 (recognize_single_bit_test): Likewise.
1780 2008-04-30 Martin Jambor <mjambor@suse.cz>
1782 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1783 instead of setting number of formal parameters to zero.
1784 (ipcp_init_stage): Do not set the number of actual parameters to zero
1786 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1787 which are called with variable number of arguments.
1788 (ipcp_insert_stage): Explicitely skipping all nodes which are
1789 called with variable number of arguments.
1790 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1791 number of parameters.
1793 * ipa-prop.h (struct ipa_node_params): Added flag
1794 called_with_var_arguments
1795 (ipa_set_param_count): Added. Changed sole setter to use it.
1796 (ipa_get_param_count): Added. All readers of param_count
1797 converted to use it instead.
1798 (ipa_set_called_with_variable_arg): Added.
1799 (ipa_is_called_with_var_arguments): Added.
1800 (ipa_get_ith_param): Added. All readers of param_decls converted
1802 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1804 (ipa_get_cs_argument_count): Added, all readers of argument_count
1806 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1809 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1810 (struct ipcp_lattice): Renamed cval_type to type
1811 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1813 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1814 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1815 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1816 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1817 (build_const_val): Changed the type of parameter cvalue to tree
1818 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1819 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1821 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1824 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1825 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1826 (ipa_add_method): Renamed to ipa_push_func_to_list
1827 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1828 (ipa_callsite_param_count): Removed.
1829 (ipa_callsite_param_count_set): Removed.
1830 (ipa_callsite_param): Removed.
1831 (ipa_callsite_callee): Removed.
1832 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1833 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1834 (ipa_method_formal_count): Removed.
1835 (ipa_method_formal_count_set): Removed.
1836 (ipa_method_get_tree): Removed.
1837 (ipa_method_tree_map_create): Removed.
1838 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1839 (ipa_create_param_decls_array): Creates the array itself
1840 (ipa_create_param_decls_array): Temporary variable info instead of
1842 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1843 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1844 (get_type): Removed.
1845 (ipa_jf_get_info_type): Removed.
1846 (ipa_node_create): Renamed to ipa_create_node_params
1847 (ipa_free): Renamed to ipa_free_all_node_params
1848 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1849 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1850 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1851 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1852 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1853 ipa_free_all_edge_args
1854 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1855 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1856 (ipa_create_methodlist_node): Removed.
1857 (ipa_methodlist_method): Removed.
1858 (ipa_methodlist_method_set): Removed.
1859 (ipa_methodlist_next_method): Removed.
1860 (ipa_methodlist_next_method_set): Removed.
1861 (ipa_method_is_modified): Removed.
1862 (ipa_method_modify_create): Removed.
1863 (ipa_method_modify_init): Temporary variable info instead of a few
1865 (ipa_detect_param_modifications): Temporary variable info instead of
1867 (ipa_compute_jump_functions): Temporary variable info instead of
1869 (ipa_method_modify_set): Removed.
1870 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1871 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1872 than craph_node as the first parameter.
1873 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1874 (ipa_method_modify_init): Removed.
1875 (ipa_compute_jump_functions): Added a temp variable instead of
1876 repeatadly dereferencing the cgraph_edge.aux pointer
1877 (ipa_callsite_param_set_type): Removed.
1878 (ipa_compute_jump_functions): i renamed to index and moved to
1880 (ipa_callsite_param_set_info_type_formal): Removed.
1881 (ipa_callsite_param_set_info_type): Removed.
1882 (ipa_callsite_param_map_create): Removed.
1883 (ipa_callsite_tree): Removed.
1884 (ipa_callsite_caller): Removed.
1885 (ipa_pop_func_from_list): return_method removed to return_func
1887 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1888 prefixed all values with IPA_. Changed all users.
1889 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1890 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1891 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1892 (union parameter_info): Renamed to jump_func_value.
1893 (union jump_func_value): Renamed value to constant
1894 (struct ipa_jump_func): Renamed info_type to value
1895 (struct ipa_node): Renamed to ipa_node_params
1896 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1897 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1898 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1899 (struct ipa_edge): Renamed to ipa_edge_args
1900 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1901 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
1902 (struct ipa_methodlist): Renamed to ipa_func_list
1903 (struct ipa_func_list): method_p renamed to node, next_method
1905 (ipa_methodlist_p): Removed, switched all users to struct pointer
1906 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
1908 2008-04-30 Alan Modra <amodra@bigpond.net.au>
1910 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
1911 (rs6000_emit_epilogue): Use backchain to restore only when we
1912 have a large frame. Make use of frame pointer to restore if we
1913 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
1915 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
1917 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1918 Add mode to zero_extract.
1919 (sign bit tests peepholes): (Ditto.).
1921 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
1923 * config/i386/i386.c (ix86_builtins): Replace Prescott New
1924 Instructions in comments with SSE3.
1925 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
1926 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
1927 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
1928 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
1929 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
1930 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
1931 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
1932 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
1933 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
1934 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
1935 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
1936 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
1937 (bdesc_sse_args): Renamed to ...
1938 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
1939 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
1940 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
1942 (bdesc_1arg): Moved to ...
1944 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
1945 Instructions in comments with SSE3.
1946 (ix86_expand_sse_operands_builtin): Renamed to ...
1947 (ix86_expand_args_builtin): This. Updated.
1948 (ix86_expand_unop1_builtin): Update comments.
1949 (ix86_expand_builtin): Updated.
1951 2008-04-29 Richard Guenther <rguenther@suse.de>
1953 PR tree-optimization/36078
1954 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1955 Update virtual SSA form after cleaning up the CFG.
1957 2008-04-29 Richard Guenther <rguenther@suse.de>
1960 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
1962 2008-04-29 Richard Guenther <rguenther@suse.de>
1964 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
1965 (compute_may_aliases): Do not call finalize_ref_all_pointers.
1966 (compute_flow_insensitive_aliasing): Do not treat
1967 PTR_IS_REF_ALL pointers special.
1968 (get_smt_for): Likewise.
1969 (may_alias_p): Re-structure.
1970 (is_escape_site): A ref-all pointer conversion is not an escape site.
1971 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
1972 PTR_IS_REF_ALL pointers special.
1973 * tree-ssa-structalias.h (struct alias_info): Remove
1974 ref_all_symbol_mem_tag field.
1975 (PTR_IS_REF_ALL): Remove.
1977 2008-04-29 Richard Guenther <rguenther@suse.de>
1980 * fold-const.c (extract_muldiv_1): In combining division constants
1981 make sure to never overflow.
1983 2008-04-29 Nick Clifton <nickc@redhat.com>
1985 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
1987 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1990 * optc-gen.awk: Work around HP-UX/IA awk bug.
1992 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
1994 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
1997 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2000 * config/i386/i386.md
2001 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2002 Change operand 1 predicate to nonimmediate_operand.
2004 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2007 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2009 * gengtype.c (walk_type, write_func_for_structure): Handle
2011 * doc/gty.texi: Document chain_circular.
2013 2008-04-28 Richard Guenther <rguenther@suse.de>
2015 PR tree-optimization/36066
2016 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2019 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2022 * config/i386/i386.md
2023 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2024 Use match_scratch instead of match_operand for operands 3 and 4.
2026 2008-04-27 Richard Guenther <rguenther@suse.de>
2028 PR tree-optimization/18754
2029 PR tree-optimization/34223
2030 * tree-pass.h (pass_complete_unrolli): Declare.
2031 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2032 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2033 Rewrite loop into loop closed SSA form if it is not already.
2034 (tree_unroll_loops_completely): Re-structure to iterate over
2035 innermost loops with intermediate CFG cleanups.
2036 Unroll outermost loops only if requested or the code does not grow
2038 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2039 loops are available.
2040 (tree_vectorize): Instead do so here.
2041 (tree_complete_unroll): Also unroll outermost loops.
2042 (tree_complete_unroll_inner): New function.
2043 (gate_tree_complete_unroll_inner): Likewise.
2044 (pass_complete_unrolli): New pass.
2045 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2046 uses outside of the loop.
2047 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2048 form if it is available.
2049 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2050 * passes.c (init_optimization_passes): Schedule complete inner
2051 loop unrolling pass before the first CCP pass after final inlining.
2053 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2055 * targhooks.h (default_emutls_var_fields,
2056 default_emutls_var_init): Declare.
2057 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2058 * target.h (struct gcc_target): Add struct emutls member.
2059 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2060 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2061 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2062 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2063 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2064 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2065 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2066 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2067 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2068 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2069 emit debug information.
2070 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2071 * varasm.c: Include targhooks.h.
2072 (emutls_object_section, emutls_tmpl_section): New.
2073 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2074 (EMUTLS_SEPARATOR): New.
2076 (get_emutls_object_name): New.
2077 (default_emutls_var_fields): New, broken out of ...
2078 (get_emutls_object_type): ... here. Adjust to use target hooks.
2079 (get_emutls_init_templ_addr): Adjust to use target hooks.
2080 (emutls_decl): Adjust to use target hooks.
2081 (emutls_finish): Likewise.
2082 (default_emutls_var_init): New, broken out of ...
2083 (assemble_variable): ... here. Adjust to use target hooks.
2084 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2086 * c-common.c (handle_section_attribute): Prevent overriding
2087 sections for emulated tls with special sections.
2088 * config/i386/i386.c (x86_64_elf_select_section): Add
2089 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2090 (x86_64_elf_unique_section): Likewise.
2091 * config/vxworks.c: Include tree.h.
2092 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2093 (vxworks_override_options): Set TLS scheme.
2094 * doc/tm.texi (Emulated TLS): New node.
2096 2008-04-26 Simon Baldwin <simonb@google.com>
2099 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2100 with propagated string constants.
2102 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2104 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2105 constraint for operand 2 when operand 0 is memory operand.
2106 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2107 operand 0 is memory operand.
2108 (fix_trunc<mode>_i387_with_temp): Ditto.
2109 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2110 operand 2 when operand 1 is memory operand.
2111 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2112 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2113 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2114 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2115 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2116 operands 2,3 and 4 when operand 1 is memory operand.
2117 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2119 (fistdi2_floor_with_temp): Ditto.
2120 (fist<mode>2_floor_with_temp): Ditto.
2121 (fistdi2_ceil_with_temp): Ditto.
2122 (fist<mode>2_ceil_with_temp): Ditto.
2123 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2125 2008-04-26 David Daney <ddaney@avtrex.com>
2127 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2129 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2130 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2131 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2132 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2133 (compare_and_swap_12): New insn.
2134 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2135 * config/mips/mips.c (mips_force_binary): New function.
2136 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2137 (mips_expand_compare_and_swap_12): New function.
2138 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2140 2008-04-25 Jan Hubicka <jh@suse.cz>
2143 * cfgexpand.c (pass_expand): Turn into RTL pass.
2144 * passes.c (execute_one_pass): Do pass typechecking after execution.
2145 * tree-pass.h (pass_expand): Turn into RTL pass.
2147 * function.h (struct rtl_data): Move here fields
2148 accesses_prior_frames, calls_eh_return, saves_all_registers,
2149 has_nonlocal_goto, has_asm_statement, is_thunk,
2150 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2151 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2152 arg_pointer_save_area_init from struct function; turn into bool.
2153 (struct function): Move
2154 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2155 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2156 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2157 tail_call_emit, arg_pointer_save_area_init
2158 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2159 (current_function_returns_struct, current_function_returns_pcc_struct,
2160 current_function_calls_setjmp, current_function_calls_alloca,
2161 current_function_accesses_prior_frames,
2162 current_function_calls_eh_return, current_function_is_thunk,
2163 current_function_stdarg, current_function_profile,
2164 current_function_limit_stack, current_function_uses_pic_offset_table,
2165 current_function_uses_const_pool, current_function_has_nonlocal_label,
2166 current_function_saves_all_registers,
2167 current_function_has_nonlocal_goto,
2168 current_function_has_asm_statement): Remove accesor macros.
2169 * ra-conflict.c (global_conflicts): Update.
2170 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2171 (suitable_for_tail_call_opt_p): Update.
2172 * builtins.c (expand_builtin_return_addr): Update.
2173 (expand_builtin_setjmp_setup): Update.
2174 (expand_builtin_nonlocal_goto): Update.
2175 * final.c (final_start_function): Update.
2176 (profile_function): Update.
2177 (leaf_function_p): Update.
2178 (only_leaf_regs_used): Update.
2179 * df-scan.c (df_get_exit_block_use_set): Update.
2180 * dojump.c (clear_pending_stack_adjust): Update.
2181 * tree-stdarg.c (gate_optimize_stdarg): Update.
2182 * gimple-low.c (lower_function_body): Update.
2183 * global.c (compute_regsets): Update.
2184 (global_alloc): Update.
2185 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2186 * expr.c (expand_assignment): Update.
2187 * dse.c (dse_step0): Update.
2188 (dse_step1): Update.
2189 * c-decl.c (store_parm_decls): Update.
2190 * local-alloc.c (combine_regs): Update.
2191 (find_free_reg): Update.
2192 * function.c (assign_parms_augmented_arg_list): Update.
2193 (assign_parm_find_data_types): Update.
2194 (assign_parms): Update.
2195 (allocate_struct_function): Update.
2196 (expand_function_start): Update.
2197 (expand_function_end): Update.
2198 (get_arg_pointer_save_area): Update.
2199 (thread_prologue_and_epilogue_insns): Update.
2200 (rest_of_match_asm_constraints): Update.
2201 * stor-layout.c (variable_size): Update.
2202 * gcse.c (gcse_main): Update.
2203 (bypass_jumps): Update.
2204 * gimplify.c (gimplify_function_tree): Update.
2205 * calls.c (emit_call_1): Update.
2206 (expand_call): Update.
2207 * bt-load.c (compute_defs_uses_and_gen): Update.
2208 * except.c (sjlj_assign_call_site_values): Update.
2209 (sjlj_emit_function_enter): Update.
2210 (can_throw_external): Update.
2211 (set_nothrow_function_flags): Update.
2212 (expand_builtin_unwind_init): Update.
2213 (expand_eh_return): Update.
2214 (convert_to_eh_region_ranges): Update.
2215 (output_function_exception_table): Update.
2216 * emit-rtl.c (gen_tmp_stack_mem): Update.
2217 * cfgexpand.c (expand_used_vars): Update.
2218 (tree_expand_cfg): Update.
2219 * cfgcleanup.c (rest_of_handle_jump): Update.
2220 * explow.c (allocate_dynamic_stack_space): Update.
2221 * varasm.c (assemble_start_function): Update.
2222 (force_const_mem): Update.
2223 (mark_constant_pool): Update.
2224 * tree-optimize.c (tree_rest_of_compilation): Update.
2225 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2226 * tree-cfg.c (notice_special_calls): Update.
2227 (is_ctrl_altering_stmt): Update.
2228 (tree_can_make_abnormal_goto): Update.
2229 (tree_purge_dead_abnormal_call_edges): Update.
2230 * config/alpha/predicates.md: Update.
2231 * config/alpha/alpha.c (alpha_sa_mask): Update.
2232 (alpha_sa_size): Update.
2233 (alpha_does_function_need_gp): Update.
2234 (alpha_expand_prologue): Update.
2235 (alpha_start_function): Update.
2236 (alpha_output_function_end_prologue): Update.
2237 (alpha_expand_epilogue): Update.
2238 * config/frv/frv.c (frv_stack_info): Update.
2239 (frv_expand_epilogue): Update.
2240 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2241 (s390_register_info): Update.
2242 (s390_frame_info): Update.
2243 (s390_init_frame_layout): Update.
2244 (s390_can_eliminate): Update.
2245 (save_gprs): Update.
2246 * config/spu/spu.c (spu_split_immediate): Update.
2247 (need_to_save_reg): Update.
2248 (spu_expand_prologue): Update.
2249 (spu_expand_epilogue): Update.
2250 * config/sparc/sparc.md: Update.
2251 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2252 (sparc_tls_got): Update.
2253 (legitimize_pic_address): Update.
2254 (sparc_emit_call_insn): Update.
2255 (sparc_expand_prologue): Update.
2256 (output_return): Update.
2257 (print_operand): Update.
2258 (sparc_function_ok_for_sibcall): Update.
2259 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2260 * config/m32r/m32r.md: Update.
2261 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2262 (m32r_compute_frame_size): Update.
2263 (m32r_expand_prologue): Update.
2264 (m32r_expand_epilogue): Update.
2265 (m32r_legitimize_pic_address): Update.
2266 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2267 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2268 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2270 (ix86_save_reg): Update.
2271 (ix86_compute_frame_layout): Update.
2272 (ix86_expand_prologue): Update.
2273 (ix86_expand_epilogue): Update.
2274 * config/sh/sh.c (output_stack_adjust): Update.
2275 (calc_live_regs): Update.
2276 (sh5_schedule_saves): Update.
2277 (sh_expand_prologue): Update.
2278 (sh_expand_epilogue): Update.
2279 (sh_setup_incoming_varargs): Update.
2280 (sh_allocate_initial_value): Update.
2281 (sh_get_pr_initial_val): Update.
2282 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2283 * config/sh/sh.md (label:): Update.
2284 * config/avr/avr.c (out_movhi_mr_r): Update.
2285 * config/crx/crx.h (enum): Update.
2286 * config/xtensa/xtensa.h (along): Update.
2287 * config/stormy16/stormy16.c Update.
2288 (xstormy16_compute_stack_layout): Update.
2289 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2290 (fr30_expand_prologue): Update.
2291 * config/cris/cris.c (cris_conditional_register_usage): Update.
2292 (cris_reg_saved_in_regsave_area): Update.
2293 (cris_initial_frame_pointer_offset): Update.
2294 (cris_simple_epilogue): Update.
2295 (cris_expand_prologue): Update.
2296 (cris_expand_epilogue): Update.
2297 (cris_expand_pic_call_address): Update.
2298 (cris_asm_output_symbol_ref): Update.
2299 (cris_asm_output_label_ref): Update.
2300 * config/cris/cris.md Update.
2301 * config/iq2000/iq2000.c (compute_frame_size): Update.
2302 (iq2000_expand_epilogue): Update.
2303 * config/mt/mt.h (save_direction): Update.
2304 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2305 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2306 (ia64_secondary_reload_class): Update.
2307 * config/m68k/m68k.c (m68k_save_reg): Update.
2308 (m68k_expand_prologue): Update.
2309 (m68k_expand_epilogue): Update.
2310 (legitimize_pic_address): Update.
2311 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2312 (first_reg_to_save): Update.
2313 (first_altivec_reg_to_save): Update.
2314 (compute_vrsave_mask): Update.
2315 (compute_save_world_info): Update.
2316 (rs6000_stack_info): Update.
2317 (spe_func_has_64bit_regs_p): Update.
2318 (rs6000_ra_ever_killed): Update.
2319 (rs6000_emit_eh_reg_restore): Update.
2320 (rs6000_emit_allocate_stack): Update.
2321 (rs6000_emit_prologue): Update.
2322 (rs6000_emit_epilogue): Update.
2323 (rs6000_output_function_epilogue): Update.
2324 (output_profile_hook): Update.
2325 (rs6000_elf_declare_function_name): Update.
2326 * config/rs6000/rs6000.h (rs6000_args): Update.
2327 * config/rs6000/rs6000.md: Update.
2328 * config/mcore/mcore.c (mcore_expand_prolog): Update.
2329 * config/arc/arc.c (arc_output_function_epilogue): Update.
2330 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
2331 * config/darwin.c (machopic_function_base_name): Update.
2332 * config/score/score3.c (score3_compute_frame_size): Update.
2335 (score3_epilogue): Update.
2336 * config/score/score7.c (score7_compute_frame_size): Update.
2337 (score7_prologue): Update.
2338 (score7_epilogue): Update.
2339 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
2340 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2341 * config/arm/arm.c (use_return_insn): Update.
2342 (require_pic_register): Update.
2343 (arm_load_pic_register): Update.
2344 (arm_compute_save_reg0_reg12_mask): Update.
2345 (arm_compute_save_reg_mask): Update.
2346 (thumb1_compute_save_reg_mask): Update.
2347 (output_return_instruction): Update.
2348 (arm_output_function_prologue): Update.
2349 (arm_output_epilogue): Update.
2350 (arm_get_frame_offsets): Update.
2351 (arm_expand_prologue): Update.
2352 (thumb_pushpop): Update.
2353 (thumb_exit): Update.
2354 (thumb1_expand_prologue): Update.
2355 (thumb1_expand_epilogue): Update.
2356 (arm_unwind_emit): Update.
2357 (arm_output_fn_unwind): Update.
2358 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2359 * config/arm/arm.md: Update.
2360 * config/pa/pa.md: Update.
2361 * config/pa/pa.c (legitimize_pic_address): Update.
2362 (compute_frame_size): Update.
2363 (hppa_expand_prologue): Update.
2364 (hppa_expand_epilogue): Update.
2365 (borx_reg_operand): Update.
2366 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2367 (HARD_REGNO_RENAME_OK): Update.
2368 * config/mips/mips.c (mips_global_pointer): Update.
2369 (mips_save_reg_p): Update.
2370 (mips_compute_frame_info): Update.
2371 (mips_frame_pointer_required): Update.
2372 (mips_expand_prologue): Update.
2373 (mips_expand_epilogue): Update.
2374 (mips_can_use_return_insn): Update.
2375 (mips_reorg_process_insns): Update.
2376 * config/v850/v850.c (compute_register_save_size): Update.
2377 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2378 * config/mmix/mmix.c (along): Update.
2379 (mmix_expand_epilogue): Update.
2380 * config/bfin/bfin.c (legitimize_pic_address): Update.
2381 (must_save_p): Update.
2382 (stack_frame_needed_p): Update.
2383 (add_to_reg): Update.
2384 (bfin_expand_prologue): Update.
2385 * stmt.c (expand_asm_operands): Update.
2386 * reload1.c (reload): Update.
2387 (init_elim_table): Update.
2389 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2391 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2393 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2395 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2396 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2397 (mov<mode>): Removed.
2398 (*movv4sf_internal): Likewise.
2399 (*movv2df_internal): Likewise.
2401 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2403 * config.gcc (crx-*-elf): Remove deprecation.
2405 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2407 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2408 __gcc_deregister_frame with atexit.
2409 (deregister_frame_dtor): Remove.
2411 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2412 Nathan Sidwell <nathan@codesourcery.com>
2414 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2416 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2417 (rs6000_isel): Likewise.
2418 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2419 (rs6000_isel): New variable.
2420 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2422 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2425 * c-common.c (handle_vector_size_attribute): Call
2426 lang_hooks.types.reconstruct_complex_type instead of
2427 reconstruct_complex_type.
2428 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2429 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2430 * langhooks.h (struct lang_hooks_for_types): Add
2431 reconstruct_complex_type hook.
2432 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2433 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2435 2008-04-24 Richard Guenther <rguenther@suse.de>
2437 * c-common.h (check_builtin_function_arguments): Declare.
2438 * c-common.c (validate_nargs): New function.
2439 (check_builtin_function_arguments): Likewise.
2440 * c-typeck.c (build_function_call): Call
2441 check_builtin_function_arguments.
2442 * builtins.c (fold_builtin_classify): Remove error reporting code.
2443 (fold_builtin_unordered_cmp): Likewise.
2444 (fold_builtin_1): Likewise.
2445 (fold_builtin_n): Likewise.
2447 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2449 PR tree-optimization/36008
2450 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2451 the original op1, rather than delta by step.
2453 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2454 Sebastian Pop <sebastian.pop@amd.com>
2456 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2457 eliminate_local_variables_stmt, eliminate_local_variables,
2458 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2459 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2460 of code delimited by two edges in the CFG.
2461 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2462 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2463 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2464 the case of parallelisation of reductions.
2465 (expr_invariant_in_region_p): New.
2467 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2468 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2470 2008-04-24 Ira Rosen <irar@il.ibm.com>
2471 Richard Guenther <rguenther@suse.de>
2473 PR tree-optimization/36034
2474 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2475 incapable of dealing with loads with gaps.
2477 2008-04-24 Rafael Espindola <espindola@google.com>
2479 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2480 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2481 vrp_evaluate_conditional.
2482 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2483 (vrp_evaluate_conditional): Split the cond argument.
2484 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2485 (simplify_stmt_for_jump_threading): Update call to
2486 vrp_evaluate_conditional.
2488 2008-04-24 Ira Rosen <irar@il.ibm.com>
2490 PR tree-optimization/35982
2491 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2492 interleaved data-refs are of the same type.
2494 2008-04-24 Danny Smith <dannysmith@users.net>
2496 * c-format.c (check_format_info_main): Use strncmp rather than a
2497 magic prefix to handle multichar length specs.
2498 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2499 Don't prefix "I64" and "I32" with '\0'.
2501 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2504 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2505 in registers for -m32 only if stdarg_p (fntype).
2507 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2509 PR rtl-optimization/36006
2510 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2511 temp to op0 in order to avoid invalid rtx sharing.
2513 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2515 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2516 check TREE_INVARIANT.
2517 * tree-gimple.c (is_gimple_address): New.
2518 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2519 * tree-gimple.h (is_gimple_address): New.
2520 * tree.h (decl_address_invariant_p): New.
2521 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2522 (build_string): Likewise.
2523 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2524 (tree_invariant_p_1): Likewise.
2525 (save_expr): Use it.
2526 (tree_invariant_p): New.
2527 (skip_simple_arithmetic): Use it.
2528 (stabilize_reference_1): Use it.
2529 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2531 (build1_stat): Drop code to compute TREE_INVARIANT.
2532 (build2_stat): Drop code to compute TREE_INVARIANT.
2533 (build3_stat): Drop code to compute TREE_INVARIANT.
2534 (build4_stat): Drop code to compute TREE_INVARIANT.
2535 (build5_stat): Drop code to compute TREE_INVARIANT.
2536 (build7_stat): Drop code to compute TREE_INVARIANT.
2537 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2538 * tree.h (struct tree_base): Remove invariant_flag.
2539 (TREE_INVARIANT): Remove.
2540 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2541 (fold_builtin_expect): Check TREE_CONSTANT.
2542 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2543 * c-tree.h (c_expr_to_decl): Drop third parameter.
2544 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2545 (build_c_cast): Don't set TREE_INVARIANT.
2546 (pop_init_level): Don't set TREE_INVARIANT.
2547 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2548 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2550 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2551 (gimplify_addr_expr): Adjust comment.
2552 * tree-mudflap.c (mf_build_string):
2553 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2554 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2555 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2556 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2557 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2558 * langhooks.h (struct lang_hooks): Drop third parameter from
2561 2008-04-23 Richard Guenther <rguenther@suse.de>
2563 PR tree-optimization/27799
2564 PR tree-optimization/32921
2565 PR tree-optimization/32624
2566 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2567 SMTs aliases and the tag itself into the solution.
2568 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2569 merge the points-to solution back into the SMT aliases.
2570 (may_alias_p): Use alias_set_subset_of instead of
2571 aliases_conflict_p. A pointer which points to
2572 memory with alias set zero may access any variable.
2574 2008-04-23 Richard Guenther <rguenther@suse.de>
2576 * alias.c (alias_set_subset_of): Correctly handle asking
2577 if zero is a subset of an alias set with zero child.
2578 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2579 (compute_flow_insensitive_aliasing): Correctly walk all
2580 pointers. Do not unnecessarily union sets.
2582 2008-04-23 Richard Guenther <rguenther@suse.de>
2585 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2587 2008-04-22 Tomas Bily <tbily@suse.cz>
2589 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2591 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2593 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2594 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2595 * tree-inline.c (estimate_num_insns_1): Likewise.
2596 * varasm.c (const_hash_1, compare_constant, copy_constant)
2597 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2598 * emit-rtl.c (component_ref_for_mem_expr)
2599 (set_mem_attributes_minus_bitpos): Likewise.
2600 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2601 (is_aligning_offset): Likewise.
2602 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2603 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2604 * dojump.c (do_jump): Likewise.
2605 * builtins.c (get_pointer_alignment, get_memory_rtx)
2606 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2607 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2609 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2611 PR rtl-optimization/36017
2612 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2613 expanding the library call.
2615 2008-04-22 Ian Lance Taylor <iant@google.com>
2617 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2620 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2622 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2623 of LR/CTR moves for Power6.
2625 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2628 * passes.c (init_optimization_passes): Remove
2629 pass_fast_rtl_byte_dce.
2631 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2634 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2635 builtin functions to generate faster code.
2636 (_mm_cvtpu16_ps): Ditto.
2637 (_mm_cvtpi32x2_ps): Ditto.
2639 2008-04-22 Nick Clifton <nickc@redhat.com>
2641 * common.opt (ftree-loop-distribution): Add Optimization
2644 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2645 (frv_expand_builtin_va_start): Likewise.
2647 * config/arm/arm.c (thumb_find_work_register): Fix location of
2648 argument register count.
2650 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2652 Support scheduling for ColdFire V1 and V3 microarchitecture.
2653 Improve scheduling of multiplication instructions.
2655 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2656 (mac): New instruction attribute.
2657 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2658 (m68k_sched_mac): New variable.
2659 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2660 Handle cfv1 and cfv3.
2661 (max_insn_size): New static variable.
2662 (struct _sched_ib): New type.
2663 (sched_ib): New static variable.
2664 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2665 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2666 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2668 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2669 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2670 new variables. Update.
2671 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2672 Add modeling of cfv3 instruction buffer. Update.
2673 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2674 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2675 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2676 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2677 a particular reservation applies to.
2678 (type2): Reorganize attribute values. Rename alu to alu_reg,
2679 alu_l to alu, move_l to omove. Join move to alu. Split mul
2681 (cf_ib_*): Simplify description of instruction buffer.
2682 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2683 (cf_mem): Split into cf_mem1 and cf_mem2.
2684 (cf_v2_move_??): Rename to cfv12_alu_??.
2685 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2686 (cf_v2_mul_??): Remove reservations.
2687 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2688 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2689 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2691 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2692 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2693 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2694 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2695 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2696 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2697 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2698 expansions of the above reservations for instructions of sizes
2701 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2703 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2705 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2707 * coverage.c: Include tree-pass.h.
2708 (coverage_counter_alloc): Print da_file_name to the dump file.
2710 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2712 * sbitmap.c (sbitmap_range_empty_p): New function.
2713 * sbitmap.h (sbitmap_range_empty_p): New function.
2714 * bitmap.h: Now includes obstack.h.
2716 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2717 Kenneth Zadeck <zadeck@naturalbridge.com>
2719 * dbgcnt.def (ra_byte_scan): Added.
2720 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2721 when the last hit happens for a counter.
2722 * timevar.def (TV_DF_BYTE_LR): New variable.
2723 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2724 * passes.c (pass_fast_rtl_byte_dce): New pass.
2725 * fwprop.c (update_df): Added mode to call df_ref_create.
2726 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2727 DF_REF_EXTRACT_OFFSET.
2728 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2729 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2731 (df_ref_extract): Added mode field.
2732 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2733 DF_REF_EXTRACT_OFFSET.
2734 (DF_REF_EXTRACT_MODE): New macro.
2735 (df_byte_lr_bb_info): New structure.
2736 (df_print_byte_regset, df_compute_accessed_bytes,
2737 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2738 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2739 df_byte_lr_simulate_uses,
2740 df_byte_lr_simulate_artificial_refs_at_top,
2741 df_byte_lr_simulate_artificial_refs_at_end,
2742 df_compute_accessed_bytes): New function.
2743 (df_ref_create): Add parameter.
2744 (df_byte_lr_get_bb_info): New inline function.
2745 * df-scan.c (df_ref_record, df_uses_record,
2746 df_ref_create_structure): Added mode parameter.
2747 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2748 df_defs_record, df_uses_record, df_get_conditional_uses,
2749 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2750 df_entry_block_defs_collect, df_exit_block_uses_collect):
2751 Added mode parameter to calls to df_ref_record, df_uses_record,
2752 df_ref_create_structure.
2753 (df_ref_equal_p, df_ref_compare): Added test for modes.
2754 (df_ref_create_structure): Added code to set mode. Renamed
2755 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2756 DF_REF_EXTRACT_OFFSET.
2757 * df-core.c (df_print_byte_regset): New function.
2758 * df-byte-scan.c: New file.
2759 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2760 calls to BITMAP_FREE.
2761 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2762 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2763 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2764 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2765 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2766 df_byte_lr_local_compute, df_byte_lr_init,
2767 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2768 df_byte_lr_transfer_function, df_byte_lr_free,
2769 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2770 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2771 df_byte_lr_simulate_uses,
2772 df_byte_lr_simulate_artificial_refs_at_top,
2773 df_byte_lr_simulate_artificial_refs_at_end): New function.
2774 * dce.c (byte_dce_process_block): New function.
2775 (dce_process_block): au is now passed in rather than computed
2776 locally. Changed loops that look at artificial defs to not look
2777 for conditional or partial ones, because there never are any.
2778 (fast_dce): Now is able to drive byte_dce_process_block or
2779 dce_process_block depending on the kind of dce being done.
2780 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2781 (rest_of_handle_fast_byte_dce): New function.
2782 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2783 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2785 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2788 * gcc.h: Added fortran options that take arguments to
2789 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2792 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2794 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2795 scalarization if on the LHS and not a full access.
2797 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2799 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2801 2008-04-18 Rafael Espindola <espindola@google.com>
2803 * tree-vrp.c (find_case_label_index): Fix the binary search.
2804 (find_case_label_range): New.
2805 (vrp_visit_switch_stmt): Use find_case_label_range.
2806 (simplify_switch_using_ranges): Use find_case_label_range.
2808 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2810 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2811 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2813 2008-04-18 Tom Tromey <tromey@redhat.com>
2816 * doc/cpp.texi (Implementation-defined behavior): Mention
2819 2008-04-18 Ian Lance Taylor <iant@google.com>
2821 * fold-const.c (pointer_may_wrap_p): New static function.
2822 (fold_comparison): Add another test for pointer overflow. Use
2823 pointer_may_wrap_p to disable some false positives.
2825 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2827 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2828 (fname_as_string): Match updated cpp_interpret_string prototype.
2829 (fix_string_type): Support char16_t* and char32_t*.
2830 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2831 derivative) nodes. Register as builtin if C++0x.
2832 (c_parse_error): Support CPP_CHAR{16,32}.
2833 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2834 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2835 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2836 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2837 CTI_CHAR32_ARRAY_TYPE>: New elements.
2838 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2839 char32_type_node, signed_char32_type_node, char16_array_type_node,
2840 char32_array_type_node): New defines.
2841 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2842 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2843 (lex_string): Support CPP_STRING{16,32}, match updated
2844 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2845 (lex_charconst): Support CPP_CHAR{16,32}.
2846 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2847 and CPP_STRING{16,32}.
2849 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2852 * aclocal.m4: Regenerate.
2853 * configure: Regenerate.
2855 2008-04-18 Jan Hubicka <jh@suse.cz>
2857 * except.c (dw2_size_of_call_site_table,
2858 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2860 * cgraphbuild.c (build_cgraph_edges): Update.
2861 * tree-pass.h: Update comment.
2862 * final.c (leaf_function_p): Update.
2863 (leaf_renumber_regs): Update.
2864 (rest_of_clean_state): Update.
2865 * omp-low.c (expand_omp_parallel): Update.
2866 * ipa-reference.c (analyze_function): Update.
2867 * reorg.c (find_end_label): Update.
2868 (optimize_skip): Update.
2869 (fill_simple_delay_slots): Update.
2870 (fill_simple_delay_slots): Update.
2871 (make_return_insns): Update.
2872 (dbr_schedule): Update.
2873 * gimple-low.c (record_vars_into): Update.
2874 * cfgbuild.c (make_edges): Update.
2875 * function.c (assign_stack_local): Update.
2876 (assign_parm_adjust_stack_rtl): Update.
2877 (locate_and_pad_parm): Update.
2878 (allocate_struct_function): Do not initialize stack_alignment_needed
2879 and preferred_stack_boundary here.
2880 (stack_protect_prologue): Update.
2881 (stack_protect_epilogue): Update.
2882 (expand_function_start): Initialize stack_alignment_needed,
2883 preferred_stack_boundary and max_jumptable_ents.
2884 (expand_function_end): Update.
2885 (free_after_compilation): Do not NULLify epilogue_delay_list.
2886 * function.h (struct rtl_data): Add stack_protect_guard,
2887 stack_alignment_needed,
2888 preferred_stack_boundary, epilogue_delay_list.
2889 (struct function): Remove value_histograms, stack_alignment_needed,
2890 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2892 unexpanded_var_list, stack_protect_guard.
2893 (current_function_epilogue_delay_list): Remove.
2894 * ipa-type-escape.c (analyze_function): Update.
2895 * gimplify.c (pop_gimplify_context): Update comment.
2896 * calls.c (expand_call): Update.
2897 (emit_library_call_value_1): Update.
2898 * except.c (set_nothrow_function_flags): Update.
2899 * cfgexpand.c (get_decl_align_unit): Update.
2900 (create_stack_guard): Update.
2901 (estimated_stack_frame_size): Update.
2902 (expand_used_vars): Update.
2903 (tree_expand_cfg): Free histogram earliers, init expansion variables.
2904 * explow.c (allocate_dynamic_stack_space): Update.
2905 * tree-ssa-live.c (remove_unused_locals): Update.
2906 * varasm.c (mark_constant_pool): Update.
2907 * tree-inline.c (remap_decls): Update.
2908 (initialize_cfun): Update.
2909 (declare_return_variable): Update.
2910 (inline_forbidden_p): Update.
2911 (expand_call_inline): Update.
2912 (declare_inline_vars): Update.
2913 (tree_function_versioning): Update.
2914 * tree-flow.h (value_histograms): New.
2915 (VALUE_HISTOGRAMS): New macro.
2916 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
2918 * tree-cfg.c (set_bb_for_stmt): Update.
2919 (replace_by_duplicate_decl): Update.
2920 (move_block_to_fn): Update.
2921 (new_label_mapper): Update.
2922 (dump_function_to_file): Update.
2923 * ipa-struct-reorg.c (build_data_structure): Update.
2924 * cfgrtl.c (print_rtl_with_bb): Update.
2925 * reload1.c (reload): Update.
2927 * config/i386/i386.c (setup_incoming_varargs_64,
2928 ix86_compute_frame_layout): Update.
2929 * config/arc/arc.c (arc_output_function_epilogue): Update.
2931 2008-04-18 Marius Strobl <marius@FreeBSD.org>
2933 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
2934 for FreeBSD as well.
2935 * gthr-posix95.h: Likewise.
2937 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
2939 PR rtl-optimization/35838
2940 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
2941 out the byte offset of the first subreg.
2943 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
2945 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
2946 to split_ti instead of three separate calls with single member arrays.
2947 (subti3 splitter): Ditto.
2948 (adddi3 splitter): Ditto with split_di.
2949 (subdi3 splitter): Ditto.
2950 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
2951 two separate calls with single member arrays. Swap match_dup
2952 operands 1 and 2 to better fit into the array.
2953 (negdi2 splitter): Ditto with split_di.
2954 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
2955 two separate calls with single member arrays. Swap match_dup operands
2956 6 and 7 to better fit into the array.
2958 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
2960 * config/i386/i386.c (sse_builtin_type): New.
2961 (bdesc_sse_args): Likewise.
2962 (bdesc_sse_3arg): Removed.
2963 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2964 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
2965 IX86_BUILTIN_ROUNDPS.
2966 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
2967 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
2968 IX86_BUILTIN_ROUNDPS.
2969 (ix86_expand_sse_4_operands_builtin): Removed.
2970 (ix86_expand_sse_operands_builtin): New.
2971 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
2972 and CODE_FOR_sse4_1_roundps.
2973 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2974 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2976 2008-04-17 Alan Modra <amodra@bigpond.net.au>
2979 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
2980 regs before frame pop when needed. If use_backchain_to_restore_sp
2981 then load backchain into a temp reg to restore vr and vrsave. Add
2982 code to restore vr after frame pop if possible.
2984 2008-04-17 Richard Guenther <rguenther@suse.de>
2986 * tree-vn.c (expressions_equal_p): Do not check type
2987 equality or compatibility before calling operand_equal_p.
2988 * fold-const.c (operand_equal_p): Check equivalence of
2989 integer constants before bailing out due to signedness or
2990 precision differences.
2991 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
2992 spurious differences in type qualification. Ignore types
2993 for COMPONENT_REFs at all.
2995 2008-04-17 Christian Bruel <christian.bruel@st.com>
2997 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
2998 msw_skip comparison.
3000 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3003 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3006 PR tree-optimization/35899
3007 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3008 rather than TREE_OPERAND.
3010 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3013 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3014 temporary registers. Change operand predicate to general_operand.
3015 (remainderxf3): Ditto.
3017 2008-04-16 Richard Guenther <rguenther@suse.de>
3019 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3020 * tree-affine.c (aff_combination_expand): Look through some
3023 2008-04-15 Doug Kwan <dougkwan@google.com>
3025 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3027 * tree-pretty-print.c (dump_generic_node): Ditto.
3028 * final.c (output_addr_const): Ditto.
3029 * dwarf2out.c (output_cfi): Ditto.
3030 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3031 * print-rtl.c (print_rtx): Ditto.
3032 * print-tree.c (print_node_brief, print_node): Ditto.
3033 * c-common.c (match_case_to_enum_1): Ditto.
3034 * sched-vis.c (print_value): Ditto.
3035 * config/i386/i386.c (print_operand): Cast to long unsigned int
3038 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3039 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3040 MS Windows VirtualProtect function.
3042 2008-04-15 Jan Hubicka <jh@suse.cz>
3044 * gengtype.c (write_root): Param_is argument is OK.
3045 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3046 * function.h: Include varray.h
3047 (rtl_eh): New stucture based on except.c one.
3048 (call_site_record): New forward declaration and vector type.
3049 * calls.c (emit_call_1): Do not call
3050 note_current_region_may_contain_throw.
3051 * except.c (eh_status): Remove cur_region, try_region since they are
3053 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3054 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3055 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3056 Remove call_site_data_used, call_site_data_size.
3057 Turn call_site_record into vector in function.h.
3058 (note_current_region_may_contain_throw): Remove.
3059 (get_exception_pointer, get_exception_filter): Do not take struct
3060 function argument; update.
3061 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3062 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3063 build_post_landing_pads, dw2_build_landing_pads,
3064 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3065 sjlj_emit_function_enter, sjlj_emit_function_enter,
3066 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3067 sjlj_build_landing_pads, finish_eh_generation,
3068 remove_exception_handler_label, remove_eh_handler,
3069 maybe_remove_eh_handler, add_reachable_handler,
3070 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3071 add_action_record, collect_one_action_chain, add_call_site,
3072 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3073 sjlj_output_call_site_table, output_function_exception_table,
3074 * except.h (note_current_region_may_contain_throw): Remove
3075 (get_exception_pointer, get_exception_filter): Do not take struct
3077 * Makefile.in (GTFILES): Put varargs before struct function.
3079 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3081 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3082 punt for STRING_CST.
3083 (get_constraint_for): Deal with STRING_CST here instead.
3085 2008-04-15 Richard Guenther <rguenther@suse.de>
3087 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3088 statements in a basic-block with a backward walk. Do not
3089 substitute into dead statements but instead remove those.
3091 2008-04-15 Richard Guenther <rguenther@suse.de>
3093 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3094 to zero, thus disable creation of SFTs.
3096 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3098 * tree-predcom.c (suitable_reference_p): Return false if the
3099 reference can throw.
3101 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3104 * c-decl.c (finish_decl): If extern or static var has variable
3105 size, set TREE_TYPE (decl) to error_mark_node.
3107 2008-04-15 Rafael Espindola <espindola@google.com>
3109 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3112 2008-04-15 Richard Guenther <rguenther@suse.de>
3114 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3115 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3116 (visit_reference_op_load): Do walk vuse-vdef chains on
3117 vn_reference_lookup.
3118 (visit_reference_op_store): But do not here.
3119 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3120 vn_reference_lookup.
3121 (vn_lookup_with_vuses): But do so here.
3123 2008-04-14 Ian Lance Taylor <iant@google.com>
3125 * fold-const.c (fold_overflow_warning): Remove assertion.
3127 2008-04-15 Ben Elliston <bje@au.ibm.com>
3129 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3130 temp1 local variables.
3132 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3135 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3136 ".text.unlikely" section as executable.
3138 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3140 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3141 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3142 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3143 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3144 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3145 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3146 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3148 2008-04-14 Ian Lance Taylor <iant@google.com>
3150 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3151 * fold-const.c (fold_comparison): If appropriate, test
3152 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3153 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3154 reassociating a pointer type.
3155 * doc/invoke.texi (Optimize Options): Document that
3156 -fstrict-overflow applies to pointer wraparound.
3158 2008-04-13 Jan Hubicka <jh@suse.cz>
3160 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3162 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3164 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3165 we are going to "save the world".
3167 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3169 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3170 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3171 operand 0 constraint, not "=".
3173 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3175 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3177 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3179 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3180 of size of positions_needed * CHAR_BIT.
3182 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3185 * dse.c (store_info): Change positions_needed to unsigned
3187 (lowpart_bitmask): New.
3188 (record_store): Cast to unsigned HOST_WIDE_INT for
3189 positions_needed. Assert width <= size of positions_needed *
3190 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3191 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3192 lowpart_bitmask to set mask.
3194 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3196 * config/bfin/constraints.md: New file.
3197 * config/bfin/bfin.md: Include it.
3198 (adddi3): Use satisfies_constraint functions instead of the old macros.
3199 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3200 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3201 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3202 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3203 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3204 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3205 EXTRA_CONSTRAINT): Delete.
3206 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3207 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3209 * config/bfin/bfin.c: Include "tm-constrs.h".
3210 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3211 Use satisfies_constraint functions instead of the old macros.
3212 * doc/md.texi (Blackfin Constraints): Update file name reference.
3214 2008-04-11 Richard Guenther <rguenther@suse.de>
3216 PR tree-optimization/35869
3217 * tree-vrp.c (execute_vrp): Move switch statement update after
3218 jump threading. Schedule another cfg cleanup run.
3220 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3223 * attribs.c (decl_attributes): Return early on errorneous node.
3225 2008-04-10 Oleg Ryjkov <olegr@google.com>
3227 * tree.h (struct tree_base): Added a new flag default_def_flag.
3228 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3230 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3232 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3234 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3237 * pa.md: Define mode iterator P. Define mode attribute dwc.
3238 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3239 (icacheflush): Likewise.
3240 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3241 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3243 2008-04-11 Ben Elliston <bje@au.ibm.com>
3245 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3247 2008-04-10 Rafael Espindola <espindola@google.com>
3249 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3250 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3251 (extract_range_from_expr): The same.
3253 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3255 * config/mips/mips.md (GPR2): New mode iterator.
3257 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3258 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3259 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3260 Rewrite these to take two modes, the mode of comparison and the
3261 mode of the destination.
3262 * config/mips/mips.c (mips_expand_scc): Instead of having
3263 paradoxical subreg as destination, expand "narrowing" scc if mode
3264 of comparison is SI and target is requested in DI mode.
3265 (mips_emit_int_order_test): Update comment. Make mode of
3266 comparison match CMP0 rather than TARGET. When creating inverse
3267 target use mode of TARGET.
3269 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3271 * gcov-dump.c (tag_summary): Only print summaries for the first
3272 GCOV_COUNTERS_SUMMABLE counters.
3274 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3276 * config/i386/i386.md (absneg): New code iterator.
3277 (absnegprefix): New code attribute.
3278 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3279 patterns using absneg code iterator.
3280 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3281 using absneg code iterator.
3282 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3283 *neg<mode>2 patterns using absneg code iterator.
3284 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3285 *negextendsfdf2 patterns using absneg code iterator.
3286 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3287 *negextendsfxf2 patterns using absneg code iterator.
3288 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3289 *negextendsfdf2 patterns using absneg code iterator.
3290 * config/i386/sse.md (<code><mode>2): Macroize expander from
3291 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3293 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3295 * config/s390/s390.h: Remove the remains of the recent search
3296 & replace action of current_function_outgoing_args_size.
3298 2008-04-10 Ira Rosen <irar@il.ibm.com>
3300 PR tree-optimization/35821
3301 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3302 NEW_STMT_LIST is not NULL.
3304 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3307 * toplev.c (process_options): Remove -ffunction-sections debugging
3310 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3312 PR middle-end/PR28690
3313 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3314 than gen_rtx_fmt_ee to perform more canonicalizations.
3316 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3319 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3321 2008-04-09 Richard Guenther <rguenther@suse.de>
3323 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3324 (dump_function_to_file): Dump function arguments with types.
3326 2008-04-08 Richard Guenther <rguenther@suse.de>
3328 * fold-const.c (fold_widened_comparison): Do not allow
3329 sign-changes that change the result.
3331 2008-04-08 Janis Johnson <janis187@us.ibm.com>
3334 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
3335 kinds of indirect references.
3337 2008-04-08 David Edelsohn <edelsohn@gnu.org>
3339 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
3340 GNU Fortran language string.
3342 2008-04-08 Rafael Espindola <espindola@google.com>
3344 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
3345 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
3346 * tree.h (tree_call_nonnegative_warnv_p): New.
3348 2008-04-08 Jan Hubicka <jh@suse.cz>
3350 * function.c (free_after_compilation): Clear out regno_reg_rtx
3353 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
3356 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3358 PR middle-end/PR28690
3359 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3360 same precedence as REG_POINTER and MEM_POINTER operands.
3362 2008-04-08 Richard Guenther <rguenther@suse.de>
3365 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3366 for adding index to base.
3368 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3370 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3371 (MINGW_ENABLE_EXECUTE_STACK): New.
3372 (IN_LIBGCC2): For libgcc include windows.h file for
3373 function declarations.
3375 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3377 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3378 and tem2 if tem1 is not a REG or MULT.
3380 2008-04-08 Jan Hubicka <jh@suse.cz>
3382 * function.h (incomming_args): Break out of struct function.
3383 (function_subsections): Break out of struct function.
3384 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3385 return_rtx and hard_reg_initial_vals from struct function.
3386 Kill inl_max_label_num.
3387 (current_function_pops_args, current_function_args_info,
3388 current_function_args_size, current_function_args_size,
3389 current_function_pretend_args_size,
3390 current_function_outgoing_args_size,
3391 current_function_internal_arg_pointer, current_function_return_rtx):
3392 Kill compatibility accestor macros.
3393 * builtins.c (expand_builtin_apply_args_1): Update.
3394 (expand_builtin_next_arg): Update.
3395 * df-scan.c (df_get_call_refs): Update.
3396 * dbxout.c (dbxout_function_end): Update.
3397 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3398 (output_line_info): Update.
3399 (secname_for_decl): Update.
3400 (dwarf2out_var_location): Update.
3401 * function.c (free_after_compilation): Update.
3402 (assign_parm_find_stack_rtl): Update.
3403 (assign_parms): Update.
3404 (expand_dummy_function_end): Update.
3405 (expand_function_end): Update.
3406 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3407 (expand_call): Update.
3408 (emit_library_call_value_1): Update.
3409 (store_one_arg): Update.
3410 * varasm.c (initialize_cold_section_name): Update.
3411 (unlikely_text_section): Update.
3412 (unlikely_text_section_p): Update.
3413 (assemble_start_function): Update.
3414 (assemble_end_function): Update.
3415 (default_section_type_flags): Update.
3416 (switch_to_section): Update.
3417 * integrate.c (set_decl_abstract_flags): Update.
3418 (get_hard_reg_initial_val): Update.
3419 (has_hard_reg_initial_val): Update.
3420 (allocate_initial_values): Update.
3421 * resource.c (init_resource_info): Update.
3422 * config/alpha/alpha.c (NUM_ARGS): Update.
3423 (direct_return): Update.
3424 (alpha_va_start): Update.
3425 (alpha_sa_size): Update.
3426 (alpha_initial_elimination_offset): Update.
3427 (alpha_expand_prologue): Update.
3428 (alpha_start_function): Update.
3429 (alpha_expand_epilogue): Update.
3430 (unicosmk_initial_elimination_offset):
3431 * config/alpha/alpha.md (call expander): Update.
3432 * config/s390/s390.c (s390_register_info): Update.
3433 (s390_register_info): Update.
3434 (s390_frame_info): Update.
3435 (s390_initial_elimination_offset): Update.
3436 (s390_build_builtin_va_list): Update.
3437 (s390_va_start): Update.
3438 * config/spu/spu.c (direct_return): Update.
3439 (spu_expand_prologue): Update.
3440 (spu_initial_elimination_offset): Update.
3441 (spu_build_builtin_va_list): Update.
3442 (spu_va_start): Update.
3443 * config/sparc/sparc.c (sparc_init_modes): Update.
3444 (sparc_compute_frame_size): Update.
3445 (function_value): Update.
3446 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3447 * config/i386/i386.md (return expander): Update.
3448 * config/i386/i386.c (ix86_va_start): Update.
3449 (ix86_can_use_return_insn_p): Update.
3450 (ix86_compute_frame_layout): Update.
3451 (ix86_expand_epilogue): Update.
3452 * config/sh/sh.c (output_stack_adjust): Update.
3453 (calc_live_regs): Update.
3454 (sh_expand_prologue): Update.
3455 (sh_builtin_saveregs): Update.
3456 (sh_va_start): Update.
3457 (initial_elimination_offset): Update.
3458 (sh_allocate_initial_value): Update.
3459 (sh_function_ok_for_sibcall): Update.
3460 (sh_get_pr_initial_val): Update.
3461 * config/sh/sh.md (return expander): Update.
3462 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3463 * config/crx/crx.c (crx_compute_frame): UPdate.
3464 (crx_initial_elimination_offset): UPdate.
3465 * config/xtensa/xtensa.c (compute_frame_size): Update
3466 (xtensa_builtin_saveregs): Update.
3467 (xtensa_va_start): Update.
3468 (order_regs_for_local_alloc): Update.
3469 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3470 (xstormy16_expand_builtin_va_start): Update.
3471 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3472 * config/m68hc11/m68hc11.md (return expanders): Update.
3473 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3474 (expand_epilogue): Update.
3475 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3476 (cris_simple_epilogue): Update.
3477 (cris_expand_prologue): Update.
3478 (cris_expand_epilogue): Update.
3479 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3480 (compute_frame_size): Update.
3481 * config/mt/mt.c (mt_compute_frame_size): Update.
3482 * config/mn10300/mn10300.c (expand_prologue): Update.
3483 (expand_epilogue): Update.
3484 (initial_offset): Update.
3485 (mn10300_builtin_saveregs):
3486 * config/mn10300/mn10300.md (return expander): Update.
3487 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3488 (ia64_initial_elimination_offset): Update.
3489 (ia64_initial_elimination_offset): Update.
3490 (ia64_expand_prologue): Update.
3491 * config/m68k/m68k.md (return expander): Update.
3492 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3493 (rs6000_stack_info): Update.
3494 * config/mcore/mcore.c (layout_mcore_frame): Update.
3495 (mcore_expand_prolog): Update.
3496 * config/arc/arc.c (arc_compute_frame_size): Update.
3497 * config/score/score3.c (score3_compute_frame_size): Update.
3498 * config/score/score7.c (score7_compute_frame_size): Update.
3499 * config/arm/arm.c (use_return_insn): Update.
3500 (thumb_find_work_register): Update.
3501 (arm_compute_save_reg_mask): Update.
3502 (arm_output_function_prologue): Update.
3503 (arm_output_epilogue): Update.
3504 (arm_size_return_regs): Update.
3505 (arm_get_frame_offsets): Update.
3506 (arm_expand_prologue): Update.
3507 (thumb_exit): Update.
3508 (thumb_unexpanded_epilogue): Update.
3509 (thumb1_output_function_prologue): Update.
3510 * config/pa/pa.md (return expander): Update.
3511 * config/pa/pa.c (compute_frame_size): Update.
3512 (hppa_builtin_saveregs): Update.
3513 * config/mips/mips.c (mips_va_start): Update.
3514 (mips16_build_function_stub): Update.
3515 (mips_compute_frame_info): Update.
3516 (mips_restore_gp): Update.
3517 (mips_output_function_prologue): Update.
3518 (mips_expand_prologue): Update.
3519 * config/v850/v850.c (compute_frame_size): Update.
3520 (expand_prologue): * config/mmix/mmix.c (along): update.
3521 (mmix_initial_elimination_offset): update.
3522 (mmix_reorg): update.
3523 (mmix_use_simple_return): update.
3524 (mmix_expand_prologue): update.
3525 (mmix_expand_epilogue): Update.
3526 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3527 (emit_link_insn): Update.
3529 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3531 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3532 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3534 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3537 2008-04-07 Jan Hubicka <jh@suse.cz>
3539 * function.h (rtl): Rename to x_rtl.
3541 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3542 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3543 used_temp_slots avail_temp_slots, temp_slot_level,
3544 nonlocal_goto_handler_labels): Update accesstors.
3545 (rtl): New global variable.
3546 (struct function): Move some fileds to rtl_data.
3547 (get_arg_pointer_save_area): Update prototype.
3548 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3549 get_arg_pointer_save_area.
3550 * expr.c (init_expr): Update
3551 * function.c (get_frame_size): Update
3552 (assign_stack_local): Update
3553 (expand_function_end): Update.
3554 (get_art_pointer_save_area): Update
3556 * emit-rtl.c (rtl): Declare.
3557 (regno_reg_rtx): Declare.
3558 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3560 (gen_reg_rtx): Update.
3561 * varasm.c (n_deferred_constatns): Update accestor.
3562 (init_varasm_status): Do not allocate varasm_status.
3563 (force_const_mem, get_pool_size, output_constant_pool): Update.
3564 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3565 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3566 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3567 * sparc/sparc.h (INIT_EXPANDERS): Update.
3568 * ia64/ia64.h (INIT_EXPANDERS): Update.
3570 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3572 * reload.c (push_secondary_reload): Add missing break to for loop.
3574 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3576 PR middle-end/PR28690
3577 * rtlanal.c: Update copyright years.
3578 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3579 as REG_POINTER and MEM_POINTER operands.
3580 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3581 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3582 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3583 * gcse.c: Update copyright years.
3584 (pre_delete): Call gen_reg_rtx_and_attrs.
3585 (hoist_code): Likewise.
3586 (build_store_vectors): Likewise.
3587 (delete_store): Likewise.
3588 * loop-invariant.c (move_invariant_reg): Likewise.
3589 Update copyright years.
3591 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3593 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3594 control string instead of quoted.
3596 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3598 * doc/rtl.texi: Rewrite of subreg section.
3600 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3603 * config/i386/i386.c (legitimize_pic_address): Add treating
3604 of dllimport SYM_REF's.
3605 (legitimize_dllimport_symbol): Add prototype.
3607 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3609 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3610 reference in constructor with non self-referential type.
3612 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3614 Removal of Return with Depressed Stack Pointer support
3615 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3616 (ECF_SP_DEPRESSED): Likewise.
3617 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3618 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3619 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3620 (expand_call): Do not test ECF_SP_DEPRESSED.
3621 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3622 * function.c (keep_stack_depressed): Delete.
3623 (handle_epilogue_set): Likewise.
3624 (update_epilogue_consts): Likewise.
3625 (emit_equiv_load): Likewise.
3626 (thread_prologue_and_epilogue_insns): Remove support for Return with
3627 Depressed Stack Pointer.
3628 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3630 2008-04-06 Richard Guenther <rguenther@suse.de>
3632 PR tree-optimization/35400
3633 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3634 information from SSA_NAMEs.
3636 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3638 * config/avr/avr.h (avr_mega_p): Remove declaration.
3639 (AVR_MEGA): Remove macro.
3640 * config/avr/avr.c (avr_mega_p): Remove variable.
3641 (avr_override_options): Remove inicializion of avr_mega_p.
3642 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3643 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3644 (avr_jump_mode): (Ditto.).
3645 (avr_output_progmem_section_asm_op): (Ditto.).
3646 (avr_asm_init_sections): (Ditto.).
3647 (avr_asm_init_sections): (Ditto.).
3648 (avr_rtx_costs): (Ditto.).
3649 * config/avr/avr.md: (Ditto.).
3650 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3653 2008-04-06 Richard Guenther <rguenther@suse.de>
3655 PR tree-optimization/35842
3656 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3657 is_gimple_invariant_address.
3659 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3661 * gcc.c (default_compilers): Sync Fortran extensions list with
3662 that in fortran/lang-specs.h.
3663 * doc/invoke.texi: Likewise.
3664 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3665 * dwarf2out.c (gen_compile_unit_die): Likewise.
3667 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3669 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3671 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3674 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3675 attribute is used for nested functions.
3677 2008-04-05 Jan Hubicka <jh@suse.cz>
3679 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3681 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3683 (dump_files): Update.
3684 (enable_rtl_dump_file): Do not accept letter argument.
3685 * tree-pass.h (dump_file_info): Remove letter argument.
3686 * toplev.c (decode_d_option): Update -da handling.
3687 * toplev.h (enable_rtl_dump_file): Update prototype.
3688 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3689 it out based on pass type.
3690 (register_dump_files_1): Likewise.
3691 (init_optimization_passes): Update register_one_dump_file calls.
3692 (execute_one_pass): Sanity check that IPA passes are called at IPA
3693 level and RTL passes at RTL level.
3694 (execute_pass_list): IPA pass can not be after or subpass of
3696 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3697 disallov RTL subpasses of IPA subpasses.
3699 2008-04-05 Ben Elliston <bje@au.ibm.com>
3701 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3702 builtins that return exactly once and do not throw. Cache call to
3705 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3707 PR rtl-optimization/34916
3709 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3710 between instruction pairs.
3712 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3714 * doc/invoke.texi: Document -mbitops for SH.
3715 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3716 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3717 * config/sh/sh.c (print_operand): Add %t operand code.
3718 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3719 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3720 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3721 (extendqihi2): Likewise.
3722 (movqi_i): Likewise.
3723 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3724 (extv): Use bld instruction for SH2A if possible.
3726 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3727 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3728 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3729 (bset.b, bclr.b): Define peepholes.
3730 * config/sh/sh.opt (mbitops): New option.
3732 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3735 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3736 and view convert expression.
3738 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3741 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3743 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3745 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3747 * config/i386/cpuid.h (bit_AES): New.
3748 (bit_PCLMUL): Likewise.
3750 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3751 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3752 SSE2 if AES or PCLMUL is enabled.
3753 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3754 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3755 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3756 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3757 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3758 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3759 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3760 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3761 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3762 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3763 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3764 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3765 __builtin_ia32_aeskeygenassist128 and
3766 __builtin_ia32_pclmulqdq128.
3767 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3768 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3769 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3771 * config/i386/i386.h (TARGET_AES): New.
3772 (TARGET_PCLMUL): Likewise.
3773 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3775 * config/i386/i386.md (UNSPEC_AESENC): New.
3776 (UNSPEC_AESENCLAST): Likewise.
3777 (UNSPEC_AESDEC): Likewise.
3778 (UNSPEC_AESDECLAST): Likewise.
3779 (UNSPEC_AESIMC): Likewise.
3780 (UNSPEC_AESKEYGENASSIST): Likewise.
3781 (UNSPEC_PCLMUL): Likewise.
3783 * config/i386/i386.opt (maes): New.
3784 (mpclmul): Likewise.
3786 * config/i386/sse.md (aesenc): New pattern.
3787 (aesenclast): Likewise.
3789 (aesdeclast): Likewise.
3791 (aeskeygenassist): Likewise.
3792 (pclmulqdq): Likewise.
3794 * config/i386/wmmintrin.h: New.
3796 * doc/extend.texi: Document AES and PCLMUL built-in function.
3798 * doc/invoke.texi: Document -maes and -mpclmul.
3800 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3802 * function.c (free_after_parsing): Replace with
3803 cxx_push_function_context from C++ front-end.
3804 (allocate_struct_function): Don't call langhook.
3805 * langhooks.h (struct lang_hooks_for_functions): Delete.
3806 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3808 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3809 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3810 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3811 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3812 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3813 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3814 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3816 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3817 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3819 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3822 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3825 2008-04-04 Richard Guenther <rguenther@suse.de>
3828 * fold-const.c (optimize_minmax_comparison): Use the correct
3829 type for the constant in the simplified comparison.
3831 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3833 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3834 Pass L2 size as "--param l2-cache-size" to the compiler.
3835 (decode_l2_cache): New function to decode L2 cache parameters using
3836 0x8000006 extended cpuid function.
3837 (detect_caches_amd): Determine parameters of L2 cache using
3838 decode_l2_caches function.
3839 (decode_caches_intel): Decode L2 cache parameters.
3840 (detect_caches_intel): Determine L2 cache parameters using
3841 decode_caches_intel and decode_l2_caches functions.
3843 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3845 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3846 secondary input reload for subword loads from the constant pool.
3848 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3851 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3852 constants of the appropriate size for runtime calculations.
3855 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3856 decimal-float literal constant zero.
3858 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3861 * c-parser.c (c_parser_omp_atomic): Call
3862 default_function_array_conversion on the RHS.
3865 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3866 call is_variable_sized if decl has incomplete type.
3868 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3870 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3872 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3874 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3876 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3877 (sgt<u>): Merge sgt and sgtu into new expander.
3878 (sgt, sgtu): Remove expanders.
3879 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3880 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3881 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3882 *sgtu_<mode>_mips16 into new pattern.
3883 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3884 (sge<u>): Merge sge and sgeu into new expander.
3885 (sge, sgeu): Remove expanders.
3886 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3888 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3889 (slt<u>): Merge slt and sltu into new expander.
3890 (slt, sltu): Remove expanders.
3891 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3892 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3893 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3894 *sltu_<mode>_mips16 into new pattern.
3895 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3896 (sle<u>): Merge sle and sleu into new expander.
3897 (sle, sleu): Remove expanders.
3898 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3899 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3900 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3901 *sleu_<mode>_mips16 into new pattern.
3902 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
3904 2008-04-03 Jan Hubicka <jh@suse.cz>
3906 PR tree-optimization/35795
3907 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
3908 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3909 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3910 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3911 * score/score3.c (score3_output_mi_thunk): Likewise.
3912 * score/score7.c (score7_output_mi_thunk): Likewise.
3913 * mips/mips.c (mips_output_mi_thunk): Likewise.
3915 2008-04-03 Richard Guenther <rguenther@suse.de>
3917 * tree-vrp.c (extract_range_from_unary_expr): Handle all
3918 conversions. Simplify code.
3920 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3922 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
3924 2008-04-03 Tom Tromey <tromey@redhat.com>
3925 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3927 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3928 * config/bfin/t-bfin-linux (generated_files): Add
3929 linux-sysroot-suffix.h.
3930 * doc/install.texi (Prerequisites): Require make 3.80.
3931 * doc/sourcebuild.texi (Front End Directory): Document new
3933 * Makefile.in (generated_files): New variable.
3934 (ALL_HOST_OBJS): New variable.
3935 ($(ALL_HOST_OBJS)): New target.
3937 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3939 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
3940 (remap_block): Call id->transform_lang_insert_block instead
3942 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
3943 Set id.transform_lang_insert_block to NULL.
3944 (clone_body): Move to cp/optimize.c
3945 * tree-inline.h (struct copy_body_data): Change
3946 transform_lang_insert_block to function pointer.
3947 (copy_generic_body, copy_decl_no_change): Export.
3948 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
3949 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
3950 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
3952 * c-tree.h (insert_block): Kill.
3953 * c-decl.c (insert_block): Kill.
3955 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3957 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3958 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3959 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
3961 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
3962 argument, call {push,pop}_function_context from here.
3963 * c-parser.c: Use c_{push,pop}_function_context.
3965 * function.c (push_function_context_to): Move meat ...
3966 (push_function_context): ... here. Simplify.
3967 * function.c (pop_function_context_from): Move meat ...
3968 (pop_function_context): ... here. Simplify.
3969 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
3971 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3972 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3973 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
3974 * tree.h (push_function_context_to, pop_function_context_from): Remove.
3976 2008-04-03 Ben Elliston <bje@au.ibm.com>
3978 * expmed.c (extract_force_align_mem_bit_field): Remove.
3980 2008-04-03 Richard Guenther <rguenther@suse.de>
3983 * expr.h (try_casesi): Adjust prototype.
3984 * expr.c (try_casesi): Take fallback label as extra parameter.
3985 Use that for gen_casesi if default_label is NULL.
3986 * stmt.c (expand_case): Pass fallback label to try_casesi,
3987 make sure to fill gaps with a fallback label if default_label
3990 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
3993 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
3995 2008-04-03 Ben Elliston <bje@au.ibm.com>
3997 * expmed.c (extract_split_bit_field): Remove if (0) code.
3998 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
3999 (do_ds_constraint): Likewise.
4001 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4003 * doc/cppopts.texi (-dU): Document.
4004 * c-common.h (flag_dump_macros): Update comment.
4005 * c-opts.c (handle_OPT_d): Handle -dU.
4006 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4007 dump_queued_macros, cb_used_define, cb_used_undef): New.
4008 (init_pp_output): Handle -dU.
4009 (cb_line_change): Call dump_queued_macros.
4010 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4012 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4014 * config/avr/predicates.md (io_address_operand): New predicate.
4015 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4016 * config/avr/avr.c (avr_io_address_p): Remove function.
4017 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4018 'avr_io_address_p' function.
4019 (out_movhi_r_mr): (Ditto.).
4020 (out_movqi_mr_r): (Ditto.).
4021 (out_movhi_mr_r): (Ditto.).
4022 (avr_address_cost): (Ditto.).
4024 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4026 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4027 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4028 in 32bit mode when XMM registers are available to avoid store
4030 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4031 corresponding post-reload splitters.
4033 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4035 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4036 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4037 __builtin_ia32_roundss.
4038 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4039 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4040 __builtin_ia32_roundss.
4041 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4042 IX86_BUILTIN_SHUFPD here.
4044 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4046 * config/i386/i386.md (plogic): New.
4047 (plogicprefix): Likewise.
4049 * config/i386/mmx.md (mmx_<code><mode>3): New.
4050 (mmx_and<mode>3): Removed.
4051 (mmx_ior<mode>3): Likewise.
4052 (mmx_xor<mode>3): Likewise.
4054 * config/i386/sse.md (<code><mode>3): New.
4055 (*<code><mode>3): Likewise.
4056 (*<code><mode>3): Likewise.
4057 (<code><mode>3): Likewise.
4058 (*sse_<code><mode>3): Likewise.
4059 (*sse2_<code><mode>3): Likewise.
4060 (<code>tf3): Likewise.
4061 (*<code>tf3): Likewise.
4062 (and<mode>3): Likewise.
4063 (*and<mode>3): Likewise.
4064 (ior<mode>3): Removed.
4065 (*ior<mode>3): Likewise.
4066 (xor<mode>3): Likewise.
4067 (*xor<mode>3): Likewise.
4068 (*and<mode>3): Likewise.
4069 (*ior<mode>3): Likewise.
4070 (*xor<mode>3): Likewise.
4071 (and<mode>3): Likewise.
4072 (*sse_and<mode>3): Likewise.
4073 (*sse2_and<mode>3): Likewise.
4075 (*andtf3): Likewise.
4076 (ior<mode>3): Likewise.
4077 (*sse_ior<mode>3): Likewise.
4078 (*sse2_ior<mode>3): Likewise.
4080 (*iortf3): Likewise.
4081 (xor<mode>3): Likewise.
4082 (*sse_xor<mode>3): Likewise.
4083 (*sse2_xor<mode>3): Likewise.
4085 (*xortf3): Likewise.
4087 2008-04-02 Richard Guenther <rguenther@suse.de>
4089 PR tree-optimization/14495
4090 PR tree-optimization/34793
4091 * tree-vrp.c (struct switch_update): New structure.
4092 (to_remove_edges, to_update_switch_stmts): New VECs.
4093 (simplify_switch_using_ranges): New function. Remove not taken
4094 case labels and edges.
4095 (simplify_stmt_using_ranges): Call it.
4096 (identify_jump_threads): Mark edges we have queued for removal
4097 so we don't thread them.
4098 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4100 * tree-cfg.c (group_case_labels): Deal with missing default label.
4101 (tree_verify_flow_info): Allow missing default label.
4102 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4103 (emit_case_nodes): Likewise.
4104 (expand_case): Do not rely on the default label to be present.
4105 * expr.c (try_casesi): Deal with NULL default_label.
4106 (do_tablejump): Likewise.
4108 2008-04-02 Richard Guenther <rguenther@suse.de>
4110 PR tree-optimization/14495
4111 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4112 SWITCH_EXPR here ...
4113 (vrp_visit_switch_stmt): ... but here (new function).
4114 (find_case_label_index): New helper function.
4115 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4117 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4119 * fwprop.c: Fix ISO-C99ism.
4121 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4124 * Makefile.in (objdir): Set it here.
4125 * configure.ac: Not here. Find dynamic linker characteristics.
4126 * exec-tool.in: Use them.
4127 * aclocal.m4: Regenerate.
4128 * configure: Regenerate.
4130 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4132 * expr.c (expand_var): Delete it.
4133 * expr.h (expand_var): Delete prototype.
4134 * function.c (expand_function_start): Use expand_decl instead.
4135 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4138 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4140 PR rtl-optimization/35542
4141 * fwprop.c (forward_propagate_and_simplify): Replace
4142 loc_reg_mentioned_in_p with reg_mentioned_p.
4144 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4146 PR rtl-optimization/35281
4147 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4148 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4149 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4150 (varying_mem_p): Move above propagate_rtx.
4151 (all_uses_available_at): Do not check MEMs.
4153 2008-04-02 Rafael Espindola <espindola@google.com>
4155 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4156 (register_edge_assert_for_2): Split the cond argument.
4157 (register_edge_assert_for_1): Adjust for the change in
4158 register_edge_assert_for_2.
4159 (register_edge_assert_for): Split the cond argument.
4160 (find_switch_asserts): Adjust for the change in
4161 register_edge_assert_for.
4163 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4165 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4166 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4167 offsets for 64-bit mingw.
4168 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4169 abi for x86_64-pc-mingw.
4171 2008-04-02 Richard Guenther <rguenther@suse.de>
4173 * tree-vrp.c (extract_range_from_assert): Make sure to not
4174 produce range min/max with TREE_OVERFOW set.
4175 If merging a anti-range and a range keep the anti-range if
4176 the range covers all values of the type.
4177 (register_edge_assert_for_2): Only allow sign-changing
4178 conversions in detecting canonical range checks. Also
4179 register an assert for the unsigned name if useful.
4181 PR tree-optimization/35787
4182 * tree-vrp.c (vrp_val_max): New function.
4183 (vrp_val_min): Likewise.
4184 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4185 (vrp_val_is_min): Likewise.
4186 (supports_overflow_infinity): Use vrp_val_{min,max}.
4187 (negative_overflow_infinity): Likewise.
4188 (positive_overflow_infinity): Likewise.
4189 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4190 (is_positive_overflow_infinity): Likewise.
4191 (is_overflow_infinity): Likewise.
4192 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4193 vrp_val_is_{min,max}.
4194 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4195 to ranges if possible. Avoid empty ranges.
4197 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4200 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4201 the expression is a function address.
4203 2008-04-01 George Helffrich <george@gcc.gnu.org>
4205 PR fortran/35154, fortran/23057
4206 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4207 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4208 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4209 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4211 (dbxout_syms): Check for COMMON-based symbol and wrap in
4212 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4213 in bracket for efficiency.
4215 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4216 using DW_TAG_common_block + member offset.
4217 (add_pubname_string): New function.
4218 (dw_expand_expr): New function to find block name and offset for
4220 (common_check): New function to check whether symbol in Fortran COMMON.
4221 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4223 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4226 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4228 2008-04-02 Ben Elliston <bje@au.ibm.com>
4230 * config/v850/v850.md (casesi): Remove if (0) code.
4231 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4232 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4234 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4236 * config/i386/i386.md (rex64suffix): New mode attribute.
4237 (floathi<mode>2): Disable expander for SSE math.
4238 (*floathi<mode>2_1): New insn insn_and_split pattern.
4239 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4240 corresponding post-reload splitters.
4241 (*floathi<mode>2_i387): New macroized insn pattern.
4242 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4243 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4244 insn_and_split pattern.
4245 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4246 New macroized instruction patterns and corresponding post-reload
4248 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4249 and corresponding post-reload splitters.
4250 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4251 New macroized instruction patterns.
4252 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4253 macroized instruction patterns and corresponding post-reload splitters.
4254 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4255 corresponding post-reload splitters.
4256 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4257 New macroized instruction patterns.
4258 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4259 corresponding post-reload splitters.
4260 (*floatsi<mode>2_i387): New macroized instruction patterns.
4262 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4264 * config/i386/i386.md (smaxmin): New.
4265 (umaxmin): Likewise.
4266 (maxminiprefix): Likewise.
4267 (maxminfprefix): Likewise.
4268 (<code><mode>3): Likewise.
4269 (smin<mode>3): Removed.
4270 (smax<mode>3): Likewise.
4272 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4273 (mmx_<code>v4hi3): Likewise.
4274 (mmx_<code>v8qi3): Likewise.
4275 (mmx_smaxv2sf3): Removed.
4276 (mmx_sminv2sf3): Likewise.
4277 (mmx_umaxv8qi3): Likewise.
4278 (mmx_smaxv4hi3): Likewise.
4279 (mmx_uminv8qi3): Likewise.
4280 (mmx_sminv4hi3): Likewise.
4282 * config/i386/sse.md (<addsub><mode>3): New.
4283 (*<addsub><mode>3): Likewise.
4284 (<sse>_vm<addsub><mode>3): Likewise.
4285 (<maxmin><mode>3): Likewise.
4286 (*<maxmin><mode>3_finite): Likewise.
4287 (*<maxmin><mode>3): Likewise.
4288 (<sse>_vm<maxmin><mode>3): Likewise.
4289 (sse3_h<addsub>v4sf3): Likewise.
4290 (sse3_h<addsub>v2df3): Likewise.
4291 (<maxmin>v16qi3): Likewise.
4292 (*<maxmin>v16qi3): Likewise.
4293 (<maxmin>v8hi3): Likewise.
4294 (*<maxmin>v8hi3): Likewise.
4295 (*sse4_1_<maxmin><mode>3): Likewise.
4296 (*sse4_1_<maxmin><mode>3): Likewise.
4297 (add<mode>3): Removed.
4298 (*add<mode>3): Likewise.
4299 (<sse>_vmadd<mode>3): Likewise.
4300 (sub<mode>3): Likewise.
4301 (*sub<mode>3): Likewise.
4302 (<sse>_vmsub<mode>3): Likewise.
4303 (smin<mode>3): Likewise.
4304 (*smin<mode>3_finite): Likewise.
4305 (*smin<mode>3): Likewise.
4306 (<sse>_vmsmin<mode>3): Likewise.
4307 (smax<mode>3): Likewise.
4308 (*smax<mode>3_finite): Likewise.
4309 (*smax<mode>3): Likewise.
4310 (<sse>_vmsmax<mode>3): Likewise.
4311 (sse3_haddv4sf3): Likewise.
4312 (sse3_haddv2df3): Likewise.
4313 (sse3_hsubv4sf3): Likewise.
4314 (sse3_hsubv2df3): Likewise.
4315 (umaxv16qi3): Likewise.
4316 (*umaxv16qi3): Likewise.
4317 (smaxv8hi3): Likewise.
4318 (*smaxv8hi3): Likewise.
4319 (*sse4_1_smax<mode>3): Likewise.
4320 (*sse4_1_umax<mode>3): Likewise.
4321 (uminv16qi3): Likewise.
4322 (*uminv16qi3): Likewise.
4323 (sminv8hi3): Likewise.
4324 (*sminv8hi3): Likewise.
4325 (*sse4_1_smin<mode>3): Likewise.
4326 (*sse4_1_umin<mode>3): Likewise.
4328 2008-04-01 Rafael Espindola <espindola@google.com>
4330 * tree-cfg.c (verify_expr): remove in_phi.
4331 (verify_stmt): Don't call walk_tree with verify_expr. Use
4332 is_gimple_min_invariant instead of is_gimple_val.
4334 2008-04-01 Joseph Myers <joseph@codesourcery.com>
4336 * doc/include/gpl_v3.texi: Update for manpage generation.
4337 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
4339 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
4340 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
4341 gpl_v3.texi instead of gpl.texi.
4344 2008-04-01 Jakub Jelinek <jakub@redhat.com>
4347 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
4349 2008-04-01 Rafael Espindola <espindola@google.com>
4351 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
4352 (extract_code_and_val_from_cond): Use
4353 extract_code_and_val_from_cond_with_ops.
4355 2008-04-01 Jan Hubicka <jh@suse.cz>
4357 * function.c (free_after_compilation): Free epilogue_delay_list.
4358 (prepare_function_start): Assert that previous compilation was freed.
4360 2008-04-01 Jan Hubicka <jh@suse.cz>
4361 Jim Wilson <wilson@tuliptree.org>
4362 Andreas Tobler <andreast@gcc.gnu.org>
4365 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4366 rtl.emit instead cfun->emit.
4367 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4368 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4370 2008-04-01 Ben Elliston <bje@au.ibm.com>
4372 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4374 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4376 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4378 (fprofile-use): Add var flag_profile_use
4379 * coverage.c (coverage_begin_output): Do not open a gcno file for
4380 output only if -ftest-coverage is set.
4381 Do not add getpwd() to gcda file path.
4382 (build_gcov_info): Check the new flag
4383 flag_profile_datafile_relative_path.
4384 (coverage_init): Use profile_data_prefix.
4385 Read profile counter only if flag_profile_use is set.
4386 * opts.c (common_handle_option): New option fprofile-use=,
4387 fprofile-dir=, fprofile-generate=.
4388 * toplev.c (profile_data_prefix): New variable definition.
4389 * toplev.h (profile_data_prefix): New declaration.
4390 * doc/invoke.tex (Option Summary, Optimization Options):
4393 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4395 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4396 use tmp consistently.
4399 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4400 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4401 UNSPEC_FR_RECIP_APPROX_RES.
4402 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4404 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4407 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4409 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4412 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4413 element of the vector via a pointer.
4415 2008-03-31 Ian Lance Taylor <iant@google.com>
4417 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4419 2008-03-31 Jan Hubicka <jh@suse.cz>
4421 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4422 get_arg_pointer_save_area.
4423 * expr.c (init_expr): Just clear out rtl.expr.
4424 * function.c (free_after_compilation): Clear out whole RTL structure.
4425 (get_func_frame_size): Merge into ...
4426 (get_frame_size): ... this one.
4427 (assign_stack_local_1): Merge into ...
4428 (assign_stack_local): ... this one.
4429 (expand_function_end): Update call of get_arg_pointer_save_area.
4430 (get_art_pointer_save_area): Remove cfun argument.
4431 * function.h (emit_status): regno_pointer_align does not need length
4432 attribute. Move x_regno_reg_rtx to ...
4433 (regno_reg_rtx): ... new global array.
4434 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4435 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4436 apply_args_value, forced_labels, stack_pointer_delta):
4438 (struct varasm_status): Move here from varasm.c
4439 (struct rtl_data): New. Move here some fields from struct function.
4440 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4441 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4442 used_temp_slots avail_temp_slots, temp_slot_level,
4443 nonlocal_goto_handler_labels): Update accesstors.
4444 (rtl): New global variable.
4445 (struct function): Move some fileds to rtl_data.
4446 (get_arg_pointer_save_area): Update prototype.
4447 * emit-rtl.c (rtl): Declare.
4448 (regno_reg_rtx): Declare.
4449 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4451 (gen_reg_rtx): Update.
4452 (init_virtual_regs): Do not tate emit_status argument.
4453 (init_emit): Do not allocate emit.
4454 * varasm.c (varasm_statuc): Move to function.h.
4455 (n_deferred_constatns): Update accestor.
4456 (init_varasm_status): Do not allocate varasm_status.
4457 (force_const_mem, get_pool_size, output_constant_pool): Update.
4458 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4459 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4461 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4463 PR rtl-optimization/35729
4464 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4467 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4470 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4471 load/store if memory is unaligned.
4472 (*movti_rex64): Likewise.
4474 * config/i386/predicates.md (misaligned_operand): New.
4476 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4479 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4482 2008-03-31 Jan Beulich <jbeulich@novell.com>
4484 * config/ia64/constraints.md: Add 'j' constraint.
4485 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4486 (movdi_internal): Likewise.
4488 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4491 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4493 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4496 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4497 proper error message for the third argument on blendpd and
4500 * config/i386/sse.md (blendbits): New.
4501 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4503 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4505 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4507 2008-03-30 Richard Guenther <rguenther@suse.de>
4510 * fold-const.c (fold_sign_changed_comparison): Do leave
4511 conversions to base-types alone.
4513 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4515 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4516 the link register if one altivec register is be saved.
4518 2008-03-30 Ben Elliston <bje@au.ibm.com>
4520 * final.c (final_scan_insn): Remove if (0) code.
4522 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4524 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4526 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4528 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4529 of V4SFmode to ix86_binary_operator_ok.
4531 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4533 * config/i386/i386.c (override_options): Initialize
4534 ix86_veclib_handler to ix86_veclibabi_svml when
4535 -mveclibabi=svml is used.
4536 (ix86_veclibabi_svml): New function for SVML ABI style
4537 vectorization support.
4538 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4540 2008-03-28 Rafael Espindola <espindola@google.com>
4542 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4543 (tree_binary_nonnegative_warnv_p): Make it public.
4544 (tree_single_nonnegative_warnv_p): Make it public.
4545 (tree_invalid_nonnegative_warnv_p): Make it public.
4546 (tree_unary_nonzero_warnv_p): Make it public.
4547 (tree_binary_nonzero_warnv_p): Make it public
4548 (tree_single_nonzero_warnv_p): Make it public.
4549 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4550 (extract_range_from_binary_expr): Split the expr argument.
4551 (extract_range_from_unary_expr): Split the expr argument.
4552 (extract_range_from_comparison): Split the expr argument.
4553 (extract_range_from_expr): Use the new aux functions.
4554 (vrp_evaluate_conditional_warnv): Use
4555 vrp_evaluate_conditional_warnv_with_ops.
4556 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4557 (tree_binary_nonzero_warnv_p): Declare.
4558 (tree_single_nonzero_warnv_p): Declare.
4559 (tree_expr_nonzero_warnv_p): Declare.
4560 (tree_unary_nonnegative_warnv_p): Declare.
4561 (tree_binary_nonnegative_warnv_p): Declare.
4562 (tree_single_nonnegative_warnv_p): Declare.
4563 (tree_invalid_nonnegative_warnv_p): Declare.
4565 2008-03-28 Richard Guenther <rguenther@suse.de>
4567 PR tree-optimization/30317
4568 PR tree-optimization/30911
4569 PR tree-optimization/34793
4570 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4571 (struct assert_locus_d): New member EXPR.
4572 (register_new_assert_for): Add EXPR parameter to support
4573 ASSERT_EXPR <name, expr OP limit>.
4574 (register_edge_assert_for_1): Adjust callers.
4575 (find_assert_locations): Likewise.
4576 (process_assert_insertions_for): Build condition from expression.
4577 (extract_range_from_assert): Handle ASSERT_EXPRs
4578 of the form ASSERT_EXPR <name, expr OP limit>.
4579 (register_edge_assert_for_2): New helper registering
4580 asserts for comparisons. Recognize range tests of the form
4581 (unsigned)i - CST1 OP CST2.
4582 (register_edge_assert_for_1): Use it.
4583 (register_edge_assert_for): Likewise.
4584 (needs_overflow_infinity): Integer sub-types
4585 do not need overflow infinities.
4586 (vrp_val_is_max): The extreme values of integer sub-types
4587 are those of the base type.
4588 (vrp_val_is_min): Likewise.
4589 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4592 2008-03-28 Nick Clifton <nickc@redhat.com>
4595 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4596 Return GENERAL_REGS for stack adjustment reloads.
4598 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4601 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4602 const_vector when all the vectors are constant.
4604 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4606 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4608 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4609 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4611 (s<code>_sf): Use new scc_sf attribute for opcode names.
4613 2008-03-27 Tom Tromey <tromey@redhat.com>
4615 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4616 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4617 config/spu/t-spu-elf, config/i386/t-interix,
4618 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4619 config/i386/x-darwin, config/i386/x-mingw32,
4620 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4621 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4622 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4623 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4624 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4625 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4626 config/score/t-score-elf, config/arm/t-strongarm-pe,
4627 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4628 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4629 Revert automatic dependency patch.
4631 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4634 * config/i386/i386.c (ix86_function_arg_boundary): Align
4635 decimal floating point to its natural boundary.
4637 2008-03-27 Richard Guenther <rguenther@suse.de>
4640 * fold-const.c (fold_comparison): Restrict distinct decl
4641 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4642 solely rely on operand_equal_p.
4644 2008-03-27 Richard Guenther <rguenther@suse.de>
4647 * c-common.c (handle_weak_attribute): Reject combination of
4650 2008-03-27 Richard Guenther <rguenther@suse.de>
4652 PR tree-optimization/32810
4653 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4654 conversions from DECL_INITIAL.
4655 (fold_const_aggregate_ref): Likewise from constructor elements.
4657 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4659 * tree-affine.h (aff_combination_expand): Declare.
4660 (get_inner_reference_aff): Likewise.
4661 * tree-affine.c (aff_combination_expand): Split out from
4662 tree_to_aff_combination_expand.
4663 (get_inner_reference_aff): New function.
4664 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4665 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4666 (struct lim_aux_data): sm_done field removed.
4667 (mem_ref_loc_p, mem_ref_locs_p): New types.
4668 (struct mem_ref): Added id, stored, accesses_in_loop,
4669 indep_loop, dep_loop, indep_ref, dep_ref fields.
4670 Removed is_stored, locs and next fields.
4671 (memory_accesses): New variable.
4672 (movement_possibility): Do not allow moving statements
4673 that store to memory.
4674 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4676 (determine_max_movement): For statements with memory references,
4677 find the outermost loop in that the reference is independent.
4678 (move_computations_stmt): Mark the virtual operands for renaming.
4679 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4680 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4681 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4682 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4683 create_vop_ref_mapping, analyze_memory_references,
4684 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4685 get_all_locs_in_loop, ref_always_accessed_p,
4686 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4687 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4688 store_motion_loop, store_motion): New functions.
4689 (struct vop_to_refs_elt): New type.
4690 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4691 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4692 (schedule_sm): Replaced by...
4693 (execute_sm): ... this.
4694 (determine_lsm_ref, hoist_memory_references,
4695 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4696 find_more_ref_vops, free_mem_ref, free_mem_refs,
4697 determine_lsm_loop, determine_lsm): Removed.
4698 (tree_ssa_lim_finalize): Free data structures used by store motion.
4699 (tree_ssa_lim): Call analyze_memory_references. Use
4700 store_motion instead of determine_lsm.
4702 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4704 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4705 rename tmake_file to m68hc11/t-m68hc11.
4706 (mcore): Set inhibit_libc to true.
4707 * config.host (alpha*-dec-*vms*): Set extra_programs.
4708 (interix3*): Don't use host_xmake_file.
4709 * configure.ac: Let config.gcc override inhibit_libc.
4710 * configure: Regenerate.
4712 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4713 * config/t-openbsd-thread: Remove commented out lines.
4715 * config/x-interix: Remove.
4717 * config/m68hc11/t-m68hc11-gas: Rename to...
4718 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4720 * config/mcore/t-mcore: Remove T_CFLAGS.
4721 * config/mcore/t-mcore-pe: Likewise.
4723 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4725 * configure.ac: Replace custom __GNU_SOURCE test with
4726 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4727 * aclocal.m4: Regenerate.
4728 * configure: Regenerate.
4729 * config.in: Regenerate.
4731 2008-03-27 Richard Guenther <rguenther@suse.de>
4733 * fold-const.c (target.h): Include.
4734 (fold_comparison): Fold comparison of addresses of decls
4735 that bind locally or of constants. Consolidate address folding code.
4736 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4737 results from fold_binary_to_constant.
4738 (compare_values_warnv): Likewise.
4740 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4743 * fold-const.c (fold_truthop): Check for integeral types when folding
4744 a == 0 && b == 0 and a != 0 || b != 0 .
4746 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4748 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4750 2008-03-26 Andreas Schwab <schwab@suse.de>
4752 * doc/invoke.texi: Fix use of @item vs. @itemx.
4754 2008-03-26 Tom Tromey <tromey@redhat.com>
4756 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4757 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4758 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4759 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4760 build/genconstants.o, build/genemit.o, build/genextract.o,
4761 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4762 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4765 2008-03-26 Richard Guenther <rguenther@suse.de>
4768 2008-03-26 Richard Guenther <rguenther@suse.de>
4770 * fold-const.c (target.h): Include.
4771 (fold_comparison): Fold comparison of addresses of two decls
4772 that bind locally. Consolidate address folding code.
4774 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4776 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4777 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4778 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4779 dconstsqrt2, dconstthird, dconste and/or dconst10.
4780 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4781 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4782 dconstsqrt2, dconste): Delete.
4783 (init_emit_once): Likewise. Simplify initializing dconstm1.
4785 * real.c (get_real_const): New.
4786 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4787 dconstsqrt2, dconste): Delete.
4788 (real_value_const, get_real_const): New.
4790 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4792 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4794 * config/i386/i386.c (ix86_function_arg_boundary): Check
4795 BIGGEST_ALIGNMENT instead of 128.
4796 (setup_incoming_varargs_64): Likewise.
4798 2008-03-26 Tom Tromey <tromey@redhat.com>
4800 * Makefile.in (DEPFILES): Add missing '/'.
4802 2008-03-26 Richard Guenther <rguenther@suse.de>
4804 * fold-const.c (target.h): Include.
4805 (fold_comparison): Fold comparison of addresses of two decls
4806 that bind locally. Consolidate address folding code.
4808 2008-03-26 Nick Clifton <nickc@redhat.com>
4811 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4812 not allow INT+INT as a legitimate addressing mode.
4814 2008-03-26 Richard Guenther <rguenther@suse.de>
4816 * tree-flow.h (widen_bitfield): Remove declaration.
4817 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4818 (widen_bitfield): Remove function.
4819 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4822 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4825 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4828 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4830 PR rtl-optimization/35232
4831 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4832 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4833 reg_reloaded_call_part_clobbered here.
4834 (reload_regs_reach_end_p): New function.
4835 (reload_reg_rtx_for_input): New variable.
4836 (reload_reg_rtx_for_output): Likewise.
4837 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4838 when reassigning a pseudo register. Load reloadreg from
4839 reload_reg_rtx_for_input, moving the mode and register
4841 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4842 instead of the original when deciding whether an input reload
4843 would be a no-op or whether an output reload can be deleted.
4844 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4845 when setting up new_spill_reg_store. Load it from
4846 reload_reg_rtx_for_output, moving the mode and register
4848 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4849 instead of the original when deciding whether an output reload
4850 would be a no-op. Do the same when modifying insn notes.
4851 Use rtx_equal_p instead of == to compare the registers.
4852 (inherit_piecemeal_p): Take a mode and two register numbers
4854 (emit_reload_insns): Clear new_spill_reg_store for every hard
4855 register in the reload register. Remove spill registers
4856 from reg_reloaded_valid before considering whether to record
4857 inheritance information for them. Use reload_reg_rtx_for_output
4858 instead of reg_rtx when recording output reloads. Use
4859 reload_reg_rtx_for_input instead of reg_rtx when recording
4860 input reloads. Set or clear reg_reloaded_call_part_clobbered
4861 at the same time as setting reg_reloaded_valid.
4862 (delete_output_reload): Add a new_reload_reg parameter and use it
4863 instead of rld[j].reg_rtx.
4864 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4867 2008-03-25 Tom Tromey <tromey@redhat.com>
4869 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4870 (build/genattr.o): Likewise.
4871 (build/genattrtab.o): Likewise.
4872 (build/gencodes.o): Likewise.
4873 (build/genconfig.o): Likewise.
4874 (build/genconstants.o): Likewise.
4875 (build/genemit.o): Likewise.
4876 (build/genextract.o): Likewise.
4877 (build/genflags.o): Likewise.
4879 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4881 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4882 instead of size_int for integer types.
4883 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4884 to match type of MINUS_EXPR.
4886 2008-03-25 Tom Tromey <tromey@redhat.com>
4888 * configure: Rebuilt.
4889 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4892 2008-03-25 Tom Tromey <tromey@redhat.com>
4894 * config/x-solaris (host-solaris.o): Update.
4895 * config/x-linux (host-linux.o): Update.
4896 * config/x-hpux (host-hpux.o): Update.
4897 * config/x-darwin (host-darwin.o): Update.
4898 * config/v850/t-v850e (v850-c.o): Update.
4899 * config/v850/t-v850 (v850-c.o): Update.
4900 * config/t-vxworks (vxworks.o): Update.
4901 * config/t-sol2 (sol2-c.o, sol2.o): Update.
4902 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
4903 * config/spu/t-spu-elf (spu-c.o): Update.
4905 * config/sh/t-symbian (sh-c.o): Update.
4906 (symbian.o): Update.
4907 * config/sh/t-sh (sh-c.o): Update.
4908 * config/score/t-score-elf (score7.o, score3.o): Update.
4909 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
4910 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
4911 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
4912 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
4914 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4915 * config/m32c/t-m32c (m32c-pragma.o): Update.
4916 * config/ia64/t-ia64 (ia64-c.o): Update.
4917 * config/i386/x-mingw32 (host-mingw32.o): Update.
4918 * config/i386/x-i386 (driver-i386.o): Update.
4919 * config/i386/x-darwin (host-i386-darwin.o): Update.
4920 * config/i386/x-cygwin (host-cygwin.o): Update.
4921 * config/i386/t-nwld (nwld.o): Update.
4922 * config/i386/t-netware (netware.o): Update.
4923 * config/i386/t-interix (winnt.o): Update.
4924 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
4925 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
4926 msformat-c.o): Update.
4927 * config/bfin/t-bfin-linux (generated_files): Add
4928 linux-sysroot-suffix.h.
4929 * config/arm/t-wince-pe (pe.o): Update.
4930 * config/arm/t-strongarm-pe (pe.o): Update.
4931 * config/arm/t-pe (pe.o): Update.
4932 * config/arm/t-arm (arm-c.o): Update.
4933 * doc/install.texi (Prerequisites): Require make 3.80.
4934 * Makefile.in: Remove .o targets.
4935 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
4936 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
4937 (simple_generated_h, simple_generated_c): Move earlier.
4938 (generated_files): New variable.
4939 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
4940 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
4941 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
4942 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
4943 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
4944 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
4945 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
4946 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
4947 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
4948 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
4949 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
4950 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
4952 (COMPILE.base, COMPILE): New variables.
4953 (%.o): New pattern rule.
4954 (ALL_HOST_OBJS): New variable.
4955 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
4956 (dummy-checksum.o, cc1-checksum.o): Remove.
4957 (DRIVER_SHLIB): New variable.
4958 (DRIVER_DEFINES): Use it.
4959 (gencondmd.c): Move out of build/.
4960 (s-conditions): Update.
4961 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
4962 (ALL_BUILD_OBJS): Likewise.
4963 (build/%.o): Use BUILDCOMPILE.
4964 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
4965 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
4966 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
4967 build/gencheck.o, build/gencodes.o, build/genconditions.o,
4968 build/genconfig.o, build/genconstants.o, build/genemit.o,
4969 build/genextract.o, build/genflags.o, build/genmddeps.o,
4970 build/genopinit.o, build/genoutput.o, build/genpeep.o,
4971 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
4972 build/gen-protos.o, build/scan.o, build/fix-header.o,
4973 build/scan-decls.o): Simplify.
4974 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
4975 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
4976 prefix.o, toplev.o): Reduce to variable setting.
4977 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
4978 ($(out_object_file), gcc-options.o): New targets.
4979 ($(ALL_HOST_OBJS)): New target. Include dependency files.
4980 * configure: Rebuilt.
4981 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
4982 * doc/sourcebuild.texi (Front End Directory): Document new variable.
4984 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
4986 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
4987 complain when we hit an error, return ERROR_MARK_NODE.
4989 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4991 * config/sh/constraints.md (Pso, Psz): New constraints.
4992 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
4993 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
4995 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4997 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
4998 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5000 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5002 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5003 (prefetch_sh2a): New.
5005 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5006 Naveen.H.S <naveen.hs@kpitcummins.com>
5008 * config/sh/constraints.md (I28): New constraint.
5009 * config/sh/sh.c (broken_move): Add support for movi20s.
5010 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5012 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5013 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5014 Naveen.H.S <naveen.hs@kpitcummins.com>
5016 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5017 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5018 (print_operand): Handle resbank in %@ operand code.
5019 (sh_encode_section_info): New.
5020 (push_regs): Add conditions for resbank.
5021 (sh_expand_epilogue): Likewise.
5022 (sh_insert_attributes): Likewise.
5023 (sh_attribute_table): Likewise.
5024 (sh_handle_resbank_handler_attribute): New.
5025 (sh2a_handle_function_vector_handler_attribute): New.
5026 (sh2a_is_function_vector_call): New.
5027 (sh2a_get_function_vector_number): New.
5028 (sh2a_function_vector_p): New.
5029 (sh_cfun_resbank_handler_p): New.
5030 * config/sh/sh.md (calli): Emit jsr/n if possible.
5031 (calli_tbr_rel): New.
5032 (calli_pcrel): Emit jsr/n if possible.
5033 (return_i): Emit rts/n if possible.
5034 (call_valuei_tbr_rel): New.
5035 (call_valuei_pcrel): Add condition for SH2A target.
5036 (call_value): Likewise.
5037 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5038 (sh2a_get_function_vector_number): Likewise.
5039 (sh2a_is_function_vector_call): Likewise.
5040 * doc/extend.texi: Document TBR relative addressing of SH2A.
5041 (resbank): Add description for SH2A.
5043 2008-03-24 Richard Guenther <rguenther@suse.de>
5046 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5047 pointer assignments change conversions according to middle-end rules.
5048 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5049 * configure.ac: Include type checking in yes.
5050 * configure: Regenerate.
5052 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5054 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5055 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5057 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5059 * gthr-vxworks.h (UNUSED): Define.
5061 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5063 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5065 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5067 * doc/extend.texi (Function Attributes): Add missing comma in the
5068 example of the "alloc_size" attribute.
5070 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5073 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5075 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5078 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5081 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5082 of the underlying type of a MS bitfield layout to the natural
5083 alignment of the type.
5085 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5087 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5088 to their natural alignment to avoid store forwarding stalls.
5090 2008-03-22 Richard Guenther <rguenther@suse.de>
5092 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5093 For PHI nodes verify the address is invariant.
5094 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5095 (get_symbol_constant_value): Use is_gimple_min_invariant.
5096 (maybe_fold_stmt_indirect): Likewise.
5098 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5100 PR rtl-optimization/33927
5101 * Makefile.in (dse.o): Depend on $(TM_P_H).
5102 * expr.h (extract_low_bits): Declare.
5103 * expmed.c (extract_low_bits): New function.
5104 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5105 * dse.c: Include tm_p.h.
5106 (find_shift_sequence): Remove the read_reg argument and return the
5107 read value. Emit the instructions instead of returning them.
5108 Iterate on new_mode rather than calculating it each time.
5109 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5110 source to NEW_MODE and extract_low_bits to convert the shifted
5112 (replace_read): Allow the load and store to have different mode
5113 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5114 or extraction instructions before trying the replacement. Update
5115 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5117 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5119 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5120 to their natural alignment to avoid store forwarding stalls.
5122 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5125 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5126 encouraging but not allowing gprs for input;
5127 change the input constraint to !f#r.
5128 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5130 change the output constraint to !f#r.
5132 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5135 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5136 corresponding post-reload splitters.
5137 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5138 when x87 FP math is selected.
5139 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5140 New function prototype.
5141 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5142 unreachable function to ease macroization of insn patterns.
5144 2008-03-21 Martin Jambor <mjambor@suse.cz>
5146 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5147 reference dumps if ddr is NULL or dependence is unknown.
5149 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5151 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5152 unsigned extension into account.
5153 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5154 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5155 Do computations on a scratch register.
5157 2008-03-21 Richard Guenther <rguenther@suse.de>
5159 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5160 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5161 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5162 * tree-ssa-dom.c (record_equality): Likewise.
5163 * tree-inline.c (copy_body_r): Likewise.
5164 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5167 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5169 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5170 as 'delete_unused' argument.
5172 2008-03-20 Richard Guenther <rguenther@suse.de>
5174 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5175 special casing of constant qualifiers.
5176 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5177 care about them in general.
5178 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5179 regardless of their type.
5180 (fold_stmt_r): Forcefully fold *& if we end up with that.
5182 2008-03-20 Paul Brook <paul@codesourcery.com>
5184 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5185 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5187 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5189 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5190 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5192 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5194 * common.opt (Wmudflap): New option.
5195 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5196 (mx_register_decls): Likewise.
5197 (mudflap_finish_file): Likewise.
5198 * doc/invoke.texi: Document -Wno-mudflap.
5200 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5202 * c-format.c (replace_format_name_to_system_name): New.
5204 (convert_format_name_to_system_name): New.
5205 (decode_format_attr): Add use of convert_format_name_to_system_name.
5206 (format_types_orig): Add gnu_ prefix to names.
5207 (check_format_info_main): Special treating of \0 escaped names for
5208 supporting multi-character format specifiers as I32, I64.
5209 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5210 (gnu_target_overrides_format_attributes): New.
5211 * c-format.h: Add structure target_ovr_attr to hold
5212 system specific formatter names.
5213 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5214 msformat-c.o file to c_target_objs and cxx_target_objs.
5215 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5216 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5217 (TARGET_N_FORMAT_TYPES): New.
5218 * config/i386/msformat-c.c: New.
5219 * config/i386/t-cygming: Add build rule for msformat-c.o.
5220 * doc/extend.texi: Add new format names gnu_* and ms_* and
5222 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5224 2008-03-20 Ira Rosen <irar@il.ibm.com>
5226 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5227 optimizations turned on under -O3.
5228 (ftree-vectorize): Add that the flag is turned on with -O3.
5230 2008-03-20 Ben Elliston <bje@au.ibm.com>
5232 * regmove.c (try_auto_increment): Fix spelling error in comment.
5233 * final.c (final_scan_insn): Likewise.
5235 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5238 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5239 allocator preferences for "y" and "r" class registers.
5240 ("*mov<mode>_internal"): Ditto.
5241 ("*movv2sf_internal_rex64"): Ditto.
5242 ("*movv2sf_internal"): Ditto.
5244 2008-03-19 Michael Matz <matz@suse.de>
5247 * calls.c (expand_call): Check overlap of arguments with call
5248 address for sibcalls.
5250 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5253 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5254 of the underlying type of a MS bitfield layout to the natural
5255 alignment of the type.
5257 2008-03-19 Jan Hubicka <jh@suse.cz>
5260 * toplev.c (decode_d_option): Handle all CPP flags.
5261 * tree-vrp.c: Update tree_pass descriptors.
5262 * regrename.c: Update tree_pass descriptors.
5263 * fwprop.c: Update tree_pass descriptors.
5264 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5265 * tree-into-ssa.c: Update tree_pass descriptors.
5266 * tree-dump.c: Update tree_pass descriptors.
5267 * tree-complex.c: Update tree_pass descriptors.
5268 * tree-dump.h: Update tree_pass descriptors.
5269 * see.c: Update tree_pass descriptors.
5270 * cgraphbuild.c: Update tree_pass descriptors.
5271 * tracer.c: Update tree_pass descriptors.
5272 * tree-loop-distribution.c: Update tree_pass descriptors.
5273 * cgraph.c: Update tree_pass descriptors.
5274 * postreload-gcse.c: Update tree_pass descriptors.
5275 * postreload.c: Update tree_pass descriptors.
5276 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5277 * tree-tailcall.c: Update tree_pass descriptors.
5278 * tree-pass.h (tree_opt_pass): Rename to ...
5279 (opt_pass) ... this one; add "type" field and remove letter field.
5280 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5281 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5282 all_lowering_passes): Update declaration.
5283 * ipa-cp.c: Update tree_pass descriptors.
5284 * final.c: Update tree_pass descriptors.
5285 * omp-low.c: Update tree_pass descriptors.
5286 * tree-ssa-dse.c: Update tree_pass descriptors.
5287 * ipa-reference.c: Update tree_pass descriptors.
5288 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5289 * auto-inc-dec.c: Update tree_pass descriptors.
5290 * reorg.c: Update tree_pass descriptors.
5291 * cgraphunit.c: Update tree_pass descriptors.
5292 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5293 * tree-ssa-ccp.c: Update tree_pass descriptors.
5294 * df-core.c: Update tree_pass descriptors.
5295 * mode-switching.c: Update tree_pass descriptors.
5296 * tree-nomudflap.c: Update tree_pass descriptors.
5297 * modulo-sched.c: Update tree_pass descriptors.
5298 * ipa-pure-const.c: Update tree_pass descriptors.
5299 * cse.c: Update tree_pass descriptors.
5300 * web.c: Update tree_pass descriptors.
5301 * tree-stdarg.c: Update tree_pass descriptors.
5302 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5303 * tree-ssa-dom.c: Update tree_pass descriptors.
5304 * tree-nrv.c: Update tree_pass descriptors.
5305 * tree-ssa-alias.c: Update tree_pass descriptors.
5306 * loop-init.c: Update tree_pass descriptors.
5307 * gimple-low.c: Update tree_pass descriptors.
5308 * ipa-inline.c: Update tree_pass descriptors.
5309 * tree-ssa-sink.c: Update tree_pass descriptors.
5310 * global.c: Update tree_pass descriptors.
5311 * ifcvt.c: Update tree_pass descriptors.
5312 * jump.c: Update tree_pass descriptors.
5313 * predict.c: Update tree_pass descriptors.
5314 * tree-ssa-loop.c: Update tree_pass descriptors.
5315 * recog.c: Update tree_pass descriptors.
5316 * dse.c: Update tree_pass descriptors.
5317 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5318 * tree-eh.c: Update tree_pass descriptors.
5319 * regmove.c: Update tree_pass descriptors.
5321 * function.c: Update tree_pass descriptors.
5322 * tree-vectorizer.c: Update tree_pass descriptors.
5323 * gcse.c: Update tree_pass descriptors.
5324 * ipa-type-escape.c: Update tree_pass descriptors.
5325 * tree-if-conv.c: Update tree_pass descriptors.
5326 * init-regs.c: Update tree_pass descriptors.
5327 * ipa.c: Update tree_pass descriptors.
5328 * tree-ssa-phiopt.c: Update tree_pass descriptors.
5329 * rtl-factoring.c: Update tree_pass descriptors.
5330 * lower-subreg.c: Update tree_pass descriptors.
5331 * bt-load.c: Update tree_pass descriptors.
5332 * tree-dfa.c: Update tree_pass descriptors.
5333 * except.c: Update tree_pass descriptors.
5334 * emit-rtl.c: Update tree_pass descriptors.
5335 * cfgexpand.c: Update tree_pass descriptors.
5336 * tree-cfgcleanup.c: Update tree_pass descriptors.
5337 * cfgcleanup.c: Update tree_pass descriptors.
5338 * tree-ssa-pre.c: Update tree_pass descriptors.
5339 * tree-sra.c: Update tree_pass descriptors.
5340 * tree-mudflap.c: Update tree_pass descriptors.
5341 * tree-ssa-copy.c: Update tree_pass descriptors.
5342 * cfglayout.c: Update tree_pass descriptors.
5343 * tree-ssa-forwprop.c: Update tree_pass descriptors.
5344 * tree-ssa-dce.c: Update tree_pass descriptors.
5345 * tree-ssa.c: Update tree_pass descriptors.
5346 * regclass.c: Update tree_pass descriptors.
5347 * integrate.c: Update tree_pass descriptors.
5348 * tree-optimize.c: Update tree_pass descriptors.
5349 * tree-ssa-phiprop.c: Update tree_pass descriptors.
5350 * tree-object-size.c: Update tree_pass descriptors.
5351 * combine.c: Update tree_pass descriptors.
5352 * tree-outof-ssa.c: Update tree_pass descriptors.
5353 * bb-reorder.c: Update tree_pass descriptors.
5354 * stack-ptr-mod.c: Update tree_pass descriptors.
5355 * var-tracking.c: Update tree_pass descriptors.
5356 * tree-profile.c: Update tree_pass descriptors.
5357 * tree-vect-generic.c: Update tree_pass descriptors.
5358 * reg-stack.c: Update tree_pass descriptors.
5359 * sched-rgn.c: Update tree_pass descriptors.
5360 * tree-ssa-structalias.c: Update tree_pass descriptors.
5361 * tree-cfg.c: Update tree_pass descriptors.
5362 * passes.c (current_pass): Update declaration.
5363 (finish_optimization_passes): Update.
5364 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5365 (register_one_dump_file, register_dump_files_1, next_pass_1):
5367 (init_optimization_passes): Update handling of new types.
5368 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5369 * ipa-struct-reorg.c: Update tree_pass descriptors.
5370 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5371 * combine-stack-adj.c: Update tree_pass descriptors.
5372 * cfgrtl.c: Update tree_pass descriptors.
5373 * dce.c: Update tree_pass descriptors.
5374 * tree-ssanames.c: Update tree_pass descriptors.
5376 2008-03-19 Richard Guenther <rguenther@suse.de>
5379 * tree-ssa.c (walk_data): New structure.
5380 (warn_uninitialized_var): If not always_executed warn with "maybe"
5382 (execute_early_warn_uninitialized): Compute post-dominators.
5383 Initialize always_executed before processing each basic block.
5385 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5388 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5389 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5391 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5393 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5395 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5397 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5399 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5400 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5401 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5402 target after ignore has been set, and move there also the commputation
5403 of subtarget and original_target.
5404 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5405 (LANG_HOOKS_INITIALIZER): Remove it.
5406 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5408 2008-03-18 Richard Guenther <rguenther@suse.de>
5410 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5411 found an expression with constants, note that in the VN for the lhs.
5412 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5413 fold them to constants if possible. Run cleanup_cfg if done so.
5414 (execute_pre): Return todo.
5416 (execute_fre): Likewise.
5417 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5419 (get_prop_source_stmt): Look through pointer conversions.
5421 2008-03-18 Jan Hubicka <jh@suse.cz>
5423 * tree-pretty-print.c: Include predict.h.
5424 (dump_generic_node): Dump predictor.
5425 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5426 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5427 * gimple-low.c (lower_stmt): Likewise.
5428 * expr.c (expand_expr_real): Likewise.
5429 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5431 (build_predict_expr, build_predict_expr): New.
5432 * predict.h (predictor_name, build_predict_expr): Update.
5433 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5434 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5435 * predict.def (PRED_CONTINUE): Update hitrate.
5436 * tree.def (PREDICT_EXPR): Define.
5437 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5438 do not handle BIND_EXPR.
5439 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5440 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5441 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5444 2008-03-18 Michael Matz <matz@suse.de>
5446 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5448 2008-03-18 Richard Guenther <rguenther@suse.de>
5450 * tree-gimple.h (is_gimple_invariant_address): Declare.
5451 (is_gimple_constant): Likewise.
5452 * tree-gimple.c (is_gimple_constant): New function.
5453 (is_gimple_invariant_address): Likewise.
5454 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5455 and is_gimple_invariant_address.
5456 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5458 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5459 an addressable base.
5461 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5464 * gimplify.c (gimplify_expr): Gimplify second operand of
5467 2008-03-17 Richard Guenther <rguenther@suse.de>
5469 PR tree-optimization/19637
5470 * fold-const.c (fold_unary): Remove restrictions of removing
5471 intermediate pointer-conversions (P2)(P1)P0.
5472 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5473 conversion to void pointer.
5474 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5476 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5479 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5480 emulated thread local variables.
5482 2008-03-16 Richard Guenther <rguenther@suse.de>
5485 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5486 expand TREE_INVARIANT operations that are not gimple invariant.
5488 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5490 * doc/extend.texi (Alignment): Say that the ABI controls
5491 the __alignof__ for non-strict-alignment targets rather
5492 than being a recommendation.
5494 2008-03-15 Paul Brook <paul@codesourcery.com>
5496 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5498 (arm_output_fn_unwind): Mark functions that can not be unwound.
5500 2008-03-15 Paul Brook <paul@codesourcery.com>
5502 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5503 extension instructions.
5505 2008-03-15 Richard Guenther <rguenther@suse.de>
5507 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5508 and fold constant aggregate refs.
5509 (fold_const_aggregate_ref): Handle string constants
5510 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5511 (evaluate_stmt): Simplify now that ccp_fold folds constant
5514 2008-03-15 Paul Brook <paul@codesourcery.com>
5516 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5517 (extzv): Use gen_extzv_t2.
5518 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5520 2008-03-15 Richard Guenther <rguenther@suse.de>
5522 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5523 (fold_const_aggregate_ref): Likewise.
5524 (get_value): Return NULL if we don't have any values.
5525 (ccp_finalize): Set const_val to NULL after freeing it.
5526 * tree-flow.h (get_symbol_constant_value): Declare.
5527 (fold_const_aggregate_ref): Likewise.
5528 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5530 2008-03-15 Richard Guenther <rguenther@suse.de>
5533 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5534 to not produce negative array indices if not allowed. Add
5535 parameter to indicate that.
5536 (maybe_fold_offset_to_component_ref): Allow negative array
5537 indices only for the first member of a structure.
5538 (maybe_fold_offset_to_reference): Allow negative array indices.
5539 (maybe_fold_stmt_addition): Likewise.
5541 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5542 Anatoly Sokolov <aesok@post.ru>
5544 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5545 (avr_arch): Add ARCH_AVR6.
5546 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5547 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5548 instead of fixed value 2.
5549 (print_operand_address): Use gs() asm specifier instead of pm().
5550 (avr_assemble_integer): (Ditto.).
5551 (avr_output_addr_vec_elt): (Ditto.).
5552 (print_operand): Handle "!" code.
5553 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5554 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5555 (AVR_HAVE_EIJMP_EICALL): Define.
5556 (AVR_3_BYTE_PC): Redefine.
5557 (AVR_2_BYTE_PC): (Ditto.).
5558 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5559 (LINK_SPEC): Add atmega2560 and atmega2561.
5560 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5562 * config/avr/avr.md (call_insn): Use eicall instead of icall
5563 for 3 byte PC devices.
5564 (call_value_insn): (Ditto.).
5565 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5566 (indirect_jump): Use only for for 2 byte PC devices.
5567 (*tablejump): (Ditto.).
5568 (*indirect_jump_avr6): Add insn.
5569 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5570 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5571 instead of ijmp for 3 byte PC devices.
5572 (__tablejump2__): (Ditto.).
5573 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5574 (MULITLIB_DIRNAMES): (Ditto.).
5575 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5577 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5579 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5580 "sse2_umulsidi3". Use V1DI mode for operand 0.
5581 ("mmx_psadbw"): Use V1DI mode for operand 0.
5582 * config/i386/i386-modes.def (V1SI): New vector mode.
5583 * config/i386/i386.c (struct builtin_description)
5584 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5585 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5586 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5587 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5588 v1di_ftype_v8qi_v8qi type.
5589 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5591 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5592 __builtin_ia32_pmuludq]: Fix the mode of return value.
5594 2008-03-15 Richard Guenther <rguenther@suse.de>
5597 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5600 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5602 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5603 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5604 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5605 unless TARGET_SERIALIZE_VOLATILE is enabled.
5606 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5607 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5608 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5610 2008-03-14 Richard Guenther <rguenther@suse.de>
5612 PR tree-optimization/34172
5613 * tree-flow.h (refs_may_alias_p): Declare.
5614 (get_single_def_stmt): Likewise.
5615 (get_single_def_stmt_from_phi): Likewise.
5616 (get_single_def_stmt_with_phi): Likewise.
5617 * tree-dfa.c (refs_may_alias_p): New function.
5618 (get_single_def_stmt): Likewise.
5619 (get_single_def_stmt_from_phi): Likewise.
5620 (get_single_def_stmt_with_phi): Likewise.
5621 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5622 (vn_reference_lookup_1): New helper function.
5623 (vn_reference_lookup): Walk the virtual use-def chain to
5624 continue searching for a match if the def does not alias the
5625 reference we are looking for.
5627 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5629 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5630 archive and Perzl. Update The Written Word listing.
5632 2008-03-14 Richard Guenther <rguenther@suse.de>
5634 PR tree-optimization/34043
5635 PR tree-optimization/33989
5636 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5638 (bitmap_find_leader): Use extra argument to verify dominance
5639 relationship inside a basic-block.
5640 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5641 (find_leader_in_sets): Adjust.
5642 (create_component_ref_by_pieces): Take extra argument for
5643 dominance check, handle lookup failures.
5644 (find_or_generate_expression): Likewise.
5645 (create_expression_by_pieces): Likewise.
5646 (insert_into_preds_of_block): Adjust.
5647 (create_value_expr_from): If asked for, verify all operands
5648 are in the blocks AVAIL_OUT set.
5649 (make_values_for_stmt): Check for SSA_NAMEs that are life
5650 over an abnormal edge.
5651 (compute_avail): Remove such check.
5652 (do_SCCVN_insertion): New function.
5653 (eliminate): If we do not find a leader suitable for replacement
5654 insert a replacement expression from SCCVN if available.
5655 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5656 (struct vn_ssa_aux): Add needs_insertion flag.
5657 * tree-ssa-sccvn.c (may_insert): New global flag.
5658 (copy_reference_ops_from_ref): Value-number union member access
5659 based on its size, not type and member if insertion is allowed.
5660 (visit_reference_op_load): For a weak match from union type
5661 punning lookup a view-converted value and insert a SSA_NAME
5662 for that value if that is not found.
5663 (visit_use): Make dumps shorter. Do not disallow value numbering
5664 SSA_NAMEs that are life over an abnormal edge to constants.
5665 (free_scc_vn): Release inserted SSA_NAMEs.
5666 (run_scc_vn): New flag to specify whether insertion is allowed.
5667 Process SSA_NAMEs in forward order.
5668 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5669 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5670 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5671 pointer type to/from integral types that do not change the
5672 precision to regular conversions.
5674 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5676 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5677 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5678 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5679 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5680 input arguments and the mode of return value. Built-in functions
5681 that operate on whole 64-bit MMX register now use V1DI mode.
5683 2008-03-13 Alon Dayan <alond@il.ibm.com>
5684 Olga Golovanevsky <olga@il.ibm.com>
5686 PR tree-optimization/35041
5687 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5688 to locate the right position in a statement.
5690 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5694 * config/i386/xmmintrin.h: Change all static inline functions to
5695 extern inline and add __gnu_inline__ attribute.
5696 * config/i386/bmintrin.h: Ditto.
5697 * config/i386/smmintrin.h: Ditto.
5698 * config/i386/tmmintrin.h: Ditto.
5699 * config/i386/mmintrin-common.h: Ditto.
5700 * config/i386/ammintrin.h: Ditto.
5701 * config/i386/emmintrin.h: Ditto.
5702 * config/i386/pmmintrin.h: Ditto.
5703 * config/i386/mmintrin.h: Ditto.
5704 * config/i386/mm3dnow.h: Ditto.
5706 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5709 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5710 (lower_omp_2): New function.
5711 (lower_omp_1, lower_omp): Rewritten.
5713 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5716 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5717 with the phrase "Microsoft Windows compilers".
5718 (Push/Pop Macro Pragmas): New subsection. Document
5719 #pragma push_macro and pragma pop_macro.
5721 2008-03-12 Paul Brook <paul@codesourcery.com>
5723 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5725 2008-03-12 Paul Brook <paul@codesourcery.com>
5727 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5728 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5729 (thumb2_addsi_shortim): Rename ...
5730 (thumb2_addsi_short): ... to this. Allow register operands.
5731 (thumb2_subsi_short): New pattern.
5732 (thumb2_one_cmplsi2_short,
5733 thumb2_negsi2_short): New patterns and peepholes.
5735 2008-03-12 Paul Brook <paul@codesourcery.com>
5737 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5739 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5741 * config/i386/i386.md (int_cond): New code iterator.
5743 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5744 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5745 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5746 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5747 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5748 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5749 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5750 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5752 2008-03-12 Paul Brook <paul@codesourcery.com>
5754 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5755 instead of {arm,thumb}_compute_save_reg_mask.
5756 (output_return_instruction): Ditto.
5757 (thumb_unexpanded_epilogue): Ditto.
5758 (thumb1_expand_prologue): Ditto.
5759 (thumb1_output_function_prologue): Ditto.
5760 (arm_set_return_address): Ditto.
5761 (thumb_set_return_address): Ditto.
5762 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5763 regs to achieve stack alignment.
5764 (thumb1_compute_save_reg_mask): Fix compiler warning.
5765 (arm_output_epilogue): Use offsets->saved_regs_mask.
5766 Adjust stack pointer by poping call clobered registers.
5767 (arm_expand_prologue): Use offsets->saved_regs_mask.
5768 Adjust stack pointer by pushing extra registers.
5769 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5771 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5774 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5775 conversion to the operands of a multiplication.
5777 2008-03-12 Richard Guenther <rguenther@suse.de>
5779 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5780 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5781 * timevar.def (TV_TREE_PHIPROP): Add.
5782 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5783 pass description. Use TV_TREE_PHIPROP.
5784 * tree-ssa-forwprop.c: Remove phiprop code.
5786 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5789 * omp-low.c (maybe_lookup_decl): Constify first argument.
5790 (use_pointer_for_field): Change last argument from bool to
5791 omp_context *. Disallow shared copy-in/out in nested
5792 parallel if decl is shared in outer parallel too.
5793 (build_outer_var_ref, scan_sharing_clauses,
5794 lower_rec_input_clauses, lower_copyprivate_clauses,
5795 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5797 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5798 Ira Rosen <irar@il.ibm.com>
5800 * tree-vectorizer.c (free_stmt_vec_info): New function.
5801 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5802 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5803 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5804 * tree-vect-transform.c (vectorizable_conversion): Free
5805 vec_oprnds0 if it was allocated.
5806 (vect_permute_store_chain): Remove unused VECs.
5807 (vectorizable_store): Free VECs that are allocated in the..
5809 (vect_transform_strided_load, vectorizable_load): Likewise.
5810 (vect_remove_stores): Simplify the code.
5811 (vect_transform_loop): Move code to vect_remove_stores().
5812 Call vect_remove_stores() and free_stmt_vec_info().
5814 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5816 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5817 TARGET_HPUX. Revise comment.
5818 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5819 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5820 Use sr4 variant of `be' instruction when not generating PIC code.
5821 (attr_length_call): Adjust for above change.
5823 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5825 * ipa-reference.c (static_execute): Remove module_statics_const and
5826 associated setting code.
5828 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5831 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5832 predicate for operand 1.
5833 (paritysi2_cmp): Use register_operand predicate for operand 2.
5834 Use earlyclobber modifier for operand 1. Remove support for
5836 (paritydi2_cmp): Use register_operand predicate for operand 3.
5837 Use earlyclobber modifier for operand 1. Remove support for
5840 2008-03-11 Paul Brook <paul@codesourcery.com>
5841 Vladimir Prus <vladimir@codesourcery.com>
5843 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5844 (arm_compute_save_reg0_reg12_mask): Always
5845 check if register 11 must be saved. Always safe hard frame pointer
5846 when frame_pointer_needeed.
5847 (arm_compute_save_reg_mask): Save IP and PC
5848 only with apcs frames.
5849 (arm_output_epilogue): Adjust Thumb2 codepath to
5850 be also invoked and work for ARM non-apcs frames.
5851 (arm_expand_prologue): Don't bother saving IP
5852 for non-apcs frame, since it's not clobbered by
5853 prologue code. Implement non-apcs frame
5856 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5858 PR rtl-optimization/35281
5859 * expr.c (convert_move): Use a new pseudo for the intermediate
5860 from_mode->word_mode result.
5862 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5864 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5865 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5866 * toplev.c (compile_file): Don't call it.
5868 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5871 * expr.c (store_expr): Call emit_block_move if the mode
5872 of "temp" RTX is BLKmode.
5874 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5875 Richard Guenther <rguenther@suse.de>
5877 PR tree-optimization/31358
5878 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5879 the step with a NULL_TREE.
5880 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5881 to sizetype if type is a pointer type.
5882 (add_candidate_1): Don't convert the base and step to
5883 the generic type if the orginal type is a pointer type.
5884 (add_iv_value_candidates): Use sizetype for the step
5885 if type is a pointer type.
5886 (cand_value_at): Likewise.
5887 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5889 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5890 Don't convert the tem affine to the type.
5891 (add_elt_to_tree): Use sizetype for the step if a pointer.
5892 Use POINTER_PLUS_EXPR for pointers.
5893 (aff_combination_to_tree): Use sizetype for the step if a
5896 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5898 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5899 Remove commutativity hint.
5901 2008-03-10 Jakub Jelinek <jakub@redhat.com>
5905 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
5906 errorneous type. Check that v is a VAR_DECL.
5909 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
5911 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
5913 PR tree-optimization/35494
5914 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
5915 may be overriden at link and run time.
5917 2008-03-10 Richard Guenther <rguenther@suse.de>
5919 PR tree-optimization/34677
5920 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5921 (poolify_tree): Likewise.
5922 (modify_expr_template): Likewise.
5923 (poolify_modify_stmt): Likewise.
5924 (insert_fake_stores): Handle all component-ref style stores
5925 in addition to INDIRECT_REF. Also handle complex types.
5926 Do not poolify the inserted load.
5927 (realify_fake_stores): Do not rebuild the tree but only
5928 make it a SSA_NAME copy.
5929 (init_pre): Remove initialzation of modify_expr_template.
5930 Do not allocate modify_expr_node_pool.
5931 (fini_pre): Do not free modify_expr_node_pool.
5933 2008-03-10 Paul Brook <paul@codesourcery.com>
5935 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
5938 2008-03-10 Paul Brook <paul@codesourcery.com>
5939 Mark Shinwell <shinwell@codesourcery.com>
5941 * config/arm/cortex-r4.md: New.
5942 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
5944 * config/arm/arm.md: Include cortex-r4.md.
5945 (insn): Add smmls, sdiv and udiv values.
5946 (generic_sched): Don't use generic scheduling for Cortex-R4.
5947 (arm_issue_rate): New function.
5948 (TARGET_SCHED_ISSUE_RATE): Define.
5950 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
5952 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
5954 2008-03-10 Richard Guenther <rguenther@suse.de>
5956 * tree-ssa-pre.c (get_sccvn_value): Simplify.
5957 (compute_avail): Do not add stmt uses to AVAIL_OUT.
5959 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
5961 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5962 Set default to true.
5964 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5966 * c.opt (Wsynth): Deprecate.
5967 * doc/invoke.texi (Option Summary, Warning Options): Document
5968 -Wno-format-contains-nul.
5970 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
5973 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
5974 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
5976 2008-03-09 Ira Rosen <irar@il.ibm.com>
5978 * config/rs6000/rs6000.c (builtin_description): Rename vector
5979 left shift operations.
5980 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
5981 (altivec_vsl<VI_char>): Rename to ...
5982 (ashl<mode>3): ... new name.
5983 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
5985 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
5987 2008-03-08 Richard Guenther <rguenther@suse.de>
5989 * coverage.h (tree_coverage_counter_addr): Declare.
5990 * coverage.c (tree_coverage_counter_addr): New function.
5991 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
5993 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
5994 (tree_gen_one_value_profiler): Likewise.
5995 (tree_gen_ic_profiler): Likewise.
5996 (tree_gen_average_profiler): Likewise.
5997 (tree_gen_ior_profiler): Likewise.
5999 2008-03-08 Richard Guenther <rguenther@suse.de>
6001 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6002 (vn_binary_op_insert): Likewise.
6003 (vn_unary_op_lookup): Likewise.
6004 (vn_unary_op_insert): Likewise.
6005 (vn_nary_op_lookup): Declare.
6006 (vn_nary_op_insert): Likewise.
6007 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6008 and binary hashes, use a single obstack for unary_op_pool
6010 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6011 a single struct vn_nary_op_s. Store tree code length and
6012 a variable number of operands.
6013 (struct vn_reference_op_struct): Remove unused op2.
6014 (vn_reference_op_eq): Do not compare op2.
6015 (vn_reference_op_compute_hash): Do not compute hash of op2.
6016 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6017 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6018 with vn_nary_op_compute_hash.
6019 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6020 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6022 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6024 (visit_unary_op): Call nary functions.
6025 (visit_binary_op): Likewise.
6026 (process_scc): Adjust for struct vn_tables_s changes.
6027 (allocate_vn_table): Likewise.
6028 (free_vn_table): Likewise.
6029 * tree-vn.c (vn_add): Call nary functions.
6030 (vn_lookup): Likewise.
6032 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6035 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6036 wdst back after sync_compare_and_swapqhi_internal.
6038 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6041 * config/i386/i386-modes.def (V1DI): New vector mode.
6042 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6043 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6044 (MMXMODE248): Ditto.
6045 (MMXMODE): Add V1DI mode.
6046 (mmxvecsize): Change DI mode to V1DI mode.
6047 ("mov<mode>): Use MMXMODEI8 mode iterator.
6048 ("*mov<mode>_internal_rex64"): Ditto.
6049 ("*mov<mode>_internal"): Ditto.
6050 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6051 ("mmx_sub<mode>3"): Ditto.
6052 ("mmx_adddi3"): Remove insn pattern.
6053 ("mmx_subdi3"): Ditto.
6054 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6055 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6056 ("mmx_ashl<mode>3"): Ditto.
6057 ("mmx_lshrdi3"): Remove insn pattern.
6058 ("mmx_ashldi3"): Ditto.
6059 * config/i386/i386.c (classify_argument): Handle V1DImode.
6060 (function_arg_advance_32): Ditto.
6061 (function_arg_32): Ditto.
6062 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6063 mmx_addv1di3 insn pattern.
6064 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6065 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6066 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6067 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6068 Remove definitions of built-in functions.
6069 (V1DI_type_node): New node.
6070 (v1di_ftype_v1di_int): Ditto.
6071 (v1di_ftype_v1di_v1di): Ditto.
6072 (v2si_ftype_v2si_si): Ditto.
6073 (v4hi_ftype_v4hi_di): Remove node.
6074 (v2si_ftype_v2si_di): Ditto.
6075 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6076 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6077 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6078 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6079 Add new builtins using def_builtin_const.
6080 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6081 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6082 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6083 * config/i386/mmintrin.h (__v1di): New typedef.
6084 (_mm_add_si64): Cast arguments to __v1di type.
6085 (_mm_sub_si64): Ditto.
6086 (_mm_sll_pi16): Cast __count to __v4hi type.
6087 (_mm_sll_pi32): Cast __count to __v2si type.
6088 (_mm_sll_si64): Cast arguments to __v1di type.
6089 (_mm_srl_pi16): Cast __count to __v4hi type.
6090 (_mm_srl_pi32): Cast __count to __v2si type.
6091 (_mm_srl_si64): Cast arguments to __v1di type.
6092 (_mm_sra_pi16): Cast __count to __v4hi type.
6093 (_mm_sra_pi32): Cast __count to __v2si type.
6094 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6095 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6096 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6097 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6098 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6099 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6100 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6101 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6102 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6103 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6104 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6105 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6107 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6109 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6111 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6114 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6115 reg+const addressing for Altivec modes. Don't generate reg+reg
6116 addressing for TFmode or TDmode quantities.
6118 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6120 * c-common.c (vector_types_convertible_p): Call langhook
6121 instead of comptypes.
6123 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6126 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6127 integral and scalar float variables which have a
6130 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6132 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6133 dwarf_register_span hook when emitting unwind information for
6134 register-to-memory saves.
6135 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6136 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6138 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6140 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6141 for the same VAR_DECL.
6143 2008-03-06 Tom Tromey <tromey@redhat.com>
6146 * doc/standards.texi (Standards): Don't mention treelang.
6147 * doc/invoke.texi (Overall Options): Don't mention treelang.
6148 * doc/install.texi (Prerequisites): Don't mention bison or
6150 (Configuration): Don't mention treelang.
6151 (Building): Likewise.
6152 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6154 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6156 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6157 word-extractions out of a multi-word object.
6159 2008-03-06 Richard Guenther <rguenther@suse.de>
6161 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6162 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6163 result type and precision.
6164 * expr.c (get_inner_reference): Set unsignedp based on the result
6165 type of BIT_FIELD_REF.
6166 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6167 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6168 (try_instantiate_multiple_fields): Likewise. Use the correct type
6170 (sra_build_assignment): Likewise.
6171 (sra_build_elt_assignment): Likewise.
6172 (sra_explode_bitfield_assignment): Likewise.
6173 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6174 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6175 set BIT_FIELD_REF_UNSIGNED.
6176 (vectorizable_load): Likewise.
6178 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6180 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6183 2008-03-06 Richard Guenther <rguenther@suse.de>
6185 * alias.c (struct alias_set_entry): Move has_zero_child field
6186 to pack with alias_set.
6188 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6190 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6193 2008-03-05 Ian Lance Taylor <iant@google.com>
6195 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6197 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6199 * fwprop.c (update_df): Support width and offset parameters of
6201 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6202 global_conflicts): Change DF_REF_EXTRACT to either
6203 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6204 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6205 * df-scan.c (df_ref_record, df_defs_record,
6206 df_ref_create_structure, df_def_record_1, df_uses_record,
6207 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6208 df_bb_refs_collect, df_entry_block_defs_collect,
6209 df_exit_block_uses_collect): Support new width and offset fields.
6210 (ref_extract_pool): New storage pool.
6211 (df_free_ref): New function.
6212 (df_reg_chain_unlink, df_free_collection_rec,
6213 df_sort_and_compress_refs): Call df_free_ref.
6214 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6216 (df_ref_create_structure): Allocate df_ref_extract if offset and
6217 width fields are used.
6218 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6219 (df_uses_record): Get offset and width from ZERO_EXTRACT
6221 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
6222 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6223 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6224 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
6225 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6226 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6227 (df_ref_extract): New structure.
6228 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6229 (df_ref_create): Add width and offset parameters.
6231 2008-03-05 Richard Guenther <rguenther@suse.de>
6233 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6234 Use ranges_overlap_p.
6235 (offset_overlaps_with_access): Rename
6236 to ranges_overlap_p and move ...
6237 * tree-flow-inline.h (ranges_overlap_p): ... here.
6239 * tree.h (get_inner_reference, handled_component_p): Update
6242 * tree.h (record_component_aliases, get_alias_set,
6243 alias_sets_conflict_p, alias_sets_must_conflict_p,
6244 objects_must_conflict_p): Move declarations ...
6245 * alias.h (record_component_aliases, get_alias_set,
6246 alias_sets_conflict_p, alias_sets_must_conflict_p,
6247 objects_must_conflict_p): ... here.
6248 Include coretypes.h.
6249 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6251 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6253 * cfg.c: Include tree-flow.h.
6254 (remove_edge_raw): Call redirect_edge_var_map_clear.
6255 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6256 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6257 (redirect_edge_var_map_result): New.
6258 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6259 PENDING_STMT use with redirect_edge_var_map_*.
6260 * tree-ssa.c (edge_var_maps): New definition.
6261 (redirect_edge_var_map_add): New.
6262 (redirect_edge_var_map_clear): New.
6263 (redirect_edge_var_map_dup): New.
6264 (redirect_edge_var_map_vector): New.
6265 (redirect_edge_var_map_destroy): New.
6266 (ssa_redirect_edge): Replace PENDING_STMT use with
6267 redirect_edge_var_map_*.
6268 (flush_pending_stmts): Same.
6269 (delete_tree_ssa): Destroy edge var map.
6270 * tree-flow.h (struct _edge_var_map): New.
6271 Define edge_var_map vector type.
6272 Declare redirect_edge_var_map_* prototypes.
6273 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6274 * tree-cfg.c (reinstall_phi_args): Replace
6275 PENDING_STMT use with redirect_edge_var_map_*.
6277 2008-03-05 Richard Guenther <rguenther@suse.de>
6279 PR tree-optimization/35472
6280 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6281 whose single use_stmt has a overlapping set of loaded and
6282 stored symbols as that use_stmt might be a noop assignment then.
6284 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6286 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6288 2008-03-05 Richard Guenther <rguenther@suse.de>
6291 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6292 should be constants.
6293 * tree-cfg.c (verify_expr): Verify it.
6294 * fold-const.c (fold_truthop): Remove code generating
6295 BIT_FIELD_REFs of structure bases.
6296 (fold_binary): Likewise.
6297 (fold_ternary): Position and size of BIT_FIELD_REFs are
6298 always host integers.
6299 (make_bit_field_ref): Remove.
6300 (optimize_bit_field_compare): Remove.
6301 (all_ones_mask_p): Remove.
6303 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6306 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6307 (split_block_and_df_analyze): New. Split basic block and rebuild
6309 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6311 (split_pattern_seq): Likewise.
6312 (erase_matching_seqs): Likewise.
6313 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6315 2008-03-04 Geoff Keating <geoffk@apple.com>
6317 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6318 declaration and code.
6319 (tree_invalid_nonnegative_warnv_p): Likewise.
6321 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6323 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
6324 examples. Truncate option-names then causing overfull hbox.
6326 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6329 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
6331 * configure: Rebuilt.
6333 2008-03-04 Rafael Espindola <espindola@google.com>
6335 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
6336 (tree_unary_nonnegative_warnv_p): New.
6337 (tree_binary_nonnegative_warnv_p): New.
6338 (tree_single_nonnegative_warnv_p): New.
6339 (tree_invalid_nonnegative_warnv_p): New.
6340 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
6342 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6345 * opts.c (handle_option): Postpone 'unknown option' errors only for
6348 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
6351 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
6354 2008-03-04 Rafael Espindola <espindola@google.com>
6356 * fold-const.c (tree_unary_nonzero_warnv_p): New.
6357 (tree_binary_nonzero_warnv_p): New.
6358 (tree_single_nonzero_warnv_p): New.
6359 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
6361 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6364 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6365 transformations for modes that have signed zeros.
6366 * ifcvt.c (noce_try_abs): Ditto.
6368 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6370 * config/i386/i386.c (override_options): Force
6371 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6373 2008-03-04 Jan Hubicka <jh@suse.cz>
6376 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6379 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6381 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6382 label to probe the stack.
6384 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6386 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6387 (__gthr_win32_mutex_destroy): Declare.
6388 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6389 __gthr_win32_mutex_destroy.
6390 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6392 2008-03-03 Jan Hubicka <jh@suse.cz>
6395 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6396 aggressive on inlining cold calls.
6398 2008-03-03 Richard Guenther <rguenther@suse.de>
6400 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6401 struct copies into the expression table.
6402 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6403 (try_to_simplify): Likewise.
6404 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6405 integral and pointer arguments which do not change the
6406 precision to NOP_EXPRs.
6407 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6408 VIEW_CONVERT_EXPR case.
6410 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6412 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6413 defined in a loop at depth 0 is invariant.
6414 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6415 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6416 be called at loop depth 0.
6418 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6421 * gcc.c (process_command): Update copyright notice dates.
6422 * gcov.c (print_version): Likewise.
6423 * gcov-dump.c (print_version): Likewise.
6424 * mips-tfile.c (main): Likewise.
6425 * mips-tdump.c (main): Likewise.
6427 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6430 * c-common.c (flag_permissive): Delete.
6431 (constant_expression_warnings): Check flags first.
6432 (constant_expression_error): New.
6433 * c-common.h (flag_permissive): Delete.
6434 (constant_expression_error): Declare.
6435 * flags.h (flag_permissive): Declare. Update description.
6436 * diagnostic.c (pedwarn): Update.
6438 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6439 (permissive_error_kind): New.
6440 * toplev.c (flag_permissive): Define. Update description.
6441 * toplev.h (permissive_error_kind): Declare.
6442 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6443 (pedwarn_c90): Use pedantic_warning_kind.
6444 * c-opts.c (c_common_post_options): flag_permissive does not affect
6445 flag_pedantic_errors.
6447 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6449 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6450 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6451 __absvsi2, __absvDI2): Use unsigned arithmetic.
6453 2008-03-02 Andi Kleen <ak@suse.de>
6454 Richard Guenther <rguenther@suse.de>
6456 * struct-equiv.c: Remove file.
6457 * cfg_cleanup.c (condjump_equiv_p): Remove.
6458 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6459 (struct-equiv.o): Remove rule.
6460 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6461 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6462 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6464 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6466 * ifcvt.c (noce_process_if_block): Try to handle only the then
6467 block if the else block exists but isn't suitable.
6469 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6472 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6473 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6474 regression from previous patch.
6476 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6479 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6481 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6482 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6483 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6484 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6485 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6486 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6487 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6488 (__gthread_mutex_destroy_function): Rename to
6489 __gthread_mutex_destroy.
6490 * gthr-dce.h (__gthread_mutex_destroy): Call
6491 pthread_mutex_destroy.
6492 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6493 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6494 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6496 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6498 * df-scan.c (df_ref_chain_change_bb): Simplify.
6499 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6500 set_block_for_insn if there's any change.
6501 * df.h ((df_insn_change_bb): Fix prototype.
6502 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6503 df_insn_change_bb, don't call set_block_for_insn.
6504 * emit-rtl.c (reorder_insns): Likewise.
6505 * haifa-sched.c (move_insn): Likewise.
6507 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6509 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6511 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6513 * tree-flow-inline.h (next_readonly_imm_use): Return
6514 NULL_USE_OPERAND_P after the end.
6516 2008-03-01 Richard Guenther <rguenther@suse.de>
6518 PR tree-optimization/35411
6519 * tree-sra.c (sra_build_assignment): Split conversion to
6520 final type to a separate statement if we are not assigning
6523 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6525 * fold-const.c (fold_convertible_p): Correct the logic to follow
6526 that in fold_convert().
6528 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6531 * tree-inline.c (build_duplicate_type): When we make a
6532 duplicate type, make it unique in the canonical types system.
6534 2008-02-29 Tom Tromey <tromey@redhat.com>
6536 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6537 input_file_stack_history, input_file_stack_restored): Remove.
6538 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6539 * input.h (struct file_stack): Remove.
6540 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6541 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6543 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6545 (diagnostic_last_module_changed): Add 'map' argument.
6546 (diagnostic_set_last_function): Likewise.
6547 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6548 line map, not input_file_stack.
6549 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6551 2008-02-29 Paul Brook <paul@codesourcery.com>
6553 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6555 2008-02-29 Paul Brook <paul@codesourcery.com>
6557 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6559 2008-02-29 Richard Guenther <rguenther@suse.de>
6561 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6563 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6564 value for comparing for a store match.
6565 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6566 (try_to_simplify): Do not do a full-blown reference lookup.
6568 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6570 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6571 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6573 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6575 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6577 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6578 strides against cache sizes.
6580 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6582 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6585 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6587 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6588 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6589 is smaller than the original promoted value.
6590 (simplify_subreg): If OP is a SUBREG, try to preserve its
6591 SUBREG_PROMOTED_VAR_P information.
6593 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6595 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6596 (VN_INFO_GET): Allocate new objects on the obstack.
6597 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6598 for rpo_numbers_temp, for consistency.
6599 (free_scc_vn): Free the obstack.
6601 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6603 * doc/invoke.texi: Document -ftree-loop-distribution.
6604 * tree-loop-distribution.c: New.
6605 * tree-pass.h (pass_loop_distribution): New.
6606 * graphds.h (struct graph): Add htab_t indices.
6607 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6608 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6609 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6610 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6611 * tree-data-ref.c (debug_data_dependence_relations): New.
6612 (dump_data_dependence_relation): Also print data references.
6613 (free_data_ref): Extern.
6614 (same_access_functions): Moved...
6615 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6616 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6617 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6618 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6619 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6620 (stmts_from_loop): Skip LABEL_EXPR.
6621 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6623 (build_rdg): Initialize rdg->indices htab.
6624 (free_rdg, stores_from_loop, ref_base_address,
6625 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6626 have_similar_memory_accesses_1, ref_base_address_1,
6627 remove_similar_memory_refs): New.
6628 * tree-data-ref.h: Depend on tree-chrec.h.
6629 (debug_data_dependence_relations, free_data_ref): Declared.
6630 (same_access_functions): ... here.
6631 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6633 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6634 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6635 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6636 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6637 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6638 rdg_vertex_for_stmt): Declared.
6639 (struct rdg_edge): Add level.
6641 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6642 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6644 (rdg_has_similar_memory_accesses): New.
6645 * tree-vect-analyze.c: Remove unused static decls.
6646 * lambda.h (dependence_level): New.
6647 * common.opt (ftree-loop-distribution): New.
6648 * tree-flow.h (mark_virtual_ops_in_bb,
6649 slpeel_tree_duplicate_loop_to_edge_cfg,
6650 rename_variables_in_loop): Declared.
6651 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6652 (OBJS-common): Add tree-loop-distribution.o.
6653 (tree-loop-distribution.o): New rule.
6654 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6655 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6656 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6658 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6661 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6662 other than structures and unions.
6664 2008-02-28 Richard Guenther <rguenther@suse.de>
6667 2008-02-26 Richard Guenther <rguenther@suse.de>
6669 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6670 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6671 (lookup_decl_from_uid): Declare.
6672 (remove_decl_from_map): Likewise.
6673 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6674 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6675 (decl_for_uid_map): New global hashtable mapping DECL_UID
6677 (init_ttree): Allocate it.
6678 (insert_decl_to_uid_decl_map): New helper function.
6679 (make_node_stat): Insert new decls into the map.
6680 (copy_node_stat): Likewise.
6681 (lookup_decl_from_uid): New function.
6682 (remove_decl_from_map): Likewise.
6683 (print_decl_for_uid_map_statistics): New helper.
6684 (dump_tree_statistics): Call it.
6686 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6687 (referenced_var_iterator): Adjust.
6688 (FOR_EACH_REFERENCED_VAR): Adjust.
6689 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6690 (num_referenced_vars): Adjust.
6691 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6692 (first_referenced_var): Remove.
6693 (end_referenced_vars_p): Likewise.
6694 (next_referenced_var): Likewise.
6695 (referenced_var_iterator_set): New helper function.
6696 * tree-dfa.c (referenced_var_lookup): Adjust.
6697 (referenced_var_check_and_insert): Likewise.
6698 (remove_referenced_var): Likewise.
6699 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6700 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6701 (verify_call_clobbering): Likewise.
6702 (verify_memory_partitions): Likewise.
6703 (init_tree_ssa): Allocate bitmap instead of hashtable for
6705 (delete_tree_ssa): Adjust.
6706 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6707 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6708 (compute_tag_properties): Likewise.
6709 (set_initial_properties): Likewise.
6710 (find_partition_for): Likewise.
6711 (update_reference_counts): Likewise.
6712 (dump_may_aliases_for): Likewise.
6713 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6714 (add_call_clobber_ops): Likewise.
6715 (add_call_read_ops): Likewise.
6716 (get_asm_expr_operands): Likewise.
6717 * tree-into-ssa.c (dump_decl_set): Likewise.
6718 (update_ssa): Likewise.
6719 * tree-sra.c (scan_function): Likewise.
6720 (decide_instantiations): Likewise.
6721 (scalarize_parms): Likewise.
6722 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6723 (dsa_named_for): Likewise.
6724 * tree-ssa-structalias.c (update_alias_info): Likewise.
6725 (merge_smts_into): Likewise.
6727 2008-02-27 David Daney <ddaney@avtrex.com>
6730 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6731 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6732 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6733 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6734 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6736 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6739 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6740 (BUILT_IN_NEXTTOWARD): Remove.
6741 (BUILT_IN_NEXTTOWARDF): Ditto.
6742 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6743 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6745 2008-02-27 Tom Tromey <tromey@redhat.com>
6747 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6748 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6750 2008-02-27 Jan Beulich <jbeulich@novell.com>
6752 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6753 update the respective field on newdecl.
6755 2008-02-27 Revital Eres <eres@il.ibm.com>
6757 PR rtl-optimization/34999
6758 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6759 crossing edges that ends with a call insn.
6760 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6761 call insn and clear the EDGE_CROSSING flag of the crossing edge
6762 when fixing fallthru edges.
6764 2008-02-27 Richard Guenther <rguenther@suse.de>
6767 * fold-const.c (fold_unary): Return the correct argument,
6768 converted to the result type.
6770 2008-02-27 Richard Guenther <rguenther@suse.de>
6773 * expr.c (expand_expr_real_1): Assert on rotates that operate
6775 * fold-const.c (fold_binary): Use the types precision, not the
6776 bitsize of the mode if folding rotate expressions. Build rotates
6777 only for full modes.
6779 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6781 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6783 * c-pragma.c (pragma_ns_name): New typedef.
6784 (registered_pp_pragmas): New variable.
6785 (c_pp_lookup_pragma): New function.
6786 (c_register_pragma_1): If flag_preprocess_only, do nothing
6787 for non-expanded pragmas, for expanded ones push pragma's
6788 namespace and name into registered_pp_pragmas vector.
6789 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6790 flag_preprocess_only, don't register GCC pch_preprocess
6791 pragma if flag_preprocess_only.
6792 * c-opts.c (c_common_init): Call init_pragma even if
6793 flag_preprocess_only.
6794 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6795 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6796 cpp_register_pragma if flag_preprocess_only.
6798 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6801 * c-parser.c (c_parser_translation_unit): Warn for empty
6802 translation unit, not empty source file.
6804 2008-02-26 Paul Brook <paul@codesourcery.com>
6806 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6807 operand for Thumb-2.
6808 * config/arm/arm.h (reg_class): Add CORE_REGS.
6809 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6810 (BASE_REG_CLASS): Use CORE_REGS.
6811 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6812 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6813 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6814 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6815 ARM_REGNO_OK_FOR_INDEX_P.
6816 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6817 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6818 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6819 (ldm/stm peepholes): Ditto.
6820 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6821 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6822 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6823 * config/arm/constraints.md: Enable "k" constraint on ARM.
6825 2008-02-27 Ben Elliston <bje@au.ibm.com>
6827 * config/rs6000/rs6000.c: Annotate cache line size field in all
6828 instances of struct processor_costs.
6830 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6832 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6833 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6834 jump_bypass): New counters.
6835 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6836 * dce.c (gate_ud_dce): Same.
6837 (gate_fast_dce): Same.
6838 * dse.c (gate_dse1): New function.
6839 (gate_dse2): New function.
6840 (gate_dse): Merge results of new gate functions.
6841 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6842 (gate_handle_jump_bypass): Add dbg_cnt.
6843 (gate_handle_gcse): Add dbg_cnt.
6844 * ifcvt.c (gate_handle_if_conversion): Same.
6845 (gate_handle_if_after_combine): Same.
6846 (gate_handle_if_after_reload): Same.
6847 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6849 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6851 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6853 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6855 2008-02-26 Jason Merrill <jason@redhat.com>
6858 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6859 alone if it's the naming decl for the type's main variant.
6861 2008-02-26 Tom Tromey <tromey@redhat.com>
6863 * system.h (USE_MAPPED_LOCATION): Poison.
6864 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6865 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6866 (make_goto_expr_edges): Likewise.
6867 (remove_bb): Likewise.
6868 (execute_warn_function_return): Likewise.
6869 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6871 * c-common.c (fname_decl): Remove old location code.
6872 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6874 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6876 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6877 (gen_rtx_ASM_INPUT): Likewise.
6878 (gen_rtx_ASM_INPUT_loc): Likewise.
6879 (get_rtx_asm_OPERANDS): Remove.
6880 * cfglayout.c (insn_locators_alloc): Remove old location code.
6881 (set_curr_insn_source_location): Likewise.
6882 (curr_insn_locator): Likewise.
6883 * print-tree.c (print_node): Remove old location code.
6884 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6885 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6886 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6887 location_from_locus.
6888 (construct_exit_block): Remove old location code.
6889 * emit-rtl.c (force_next_line_note): Remove old location code.
6890 * profile.c (branch_prob): Remove old location code.
6891 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6892 LOC_LINE): Remove old-location variants.
6893 * langhooks.c (lhd_print_error_function): Remove old location
6895 * configure, config.in: Rebuilt.
6896 * configure.ac (--enable-mapped-location): Remove.
6897 * c-decl.c (c_init_decl_processing): Remove old location code.
6898 (finish_function): Likewise.
6899 * recog.c (decode_asm_operands): Remove old location code.
6900 * c-pch.c (c_common_read_pch): Remove old location code.
6901 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
6903 * gimple-low.c (lower_function_body): Remove old location code.
6904 * toplev.c (unknown_location): Remove.
6905 (push_srcloc): Remove old-location variant.
6906 (process_options): Remove old location code.
6907 (lang_dependent_init): Likewise.
6908 * input.h (UNKNOWN_LOCATION): Move definition.
6909 (location_t): Undeprecate.
6910 (source_locus): Remove.
6911 (location_from_locus): Remove.
6912 (struct location_s): Remove.
6913 Remove all old-location code.
6914 (input_line, input_filename): Remove.
6915 * final.c (final_scan_insn): Remove old location code.
6916 * diagnostic.c (diagnostic_build_prefix): Remove
6917 USE_MAPPED_LOCATION test.
6918 * tree.h (gimple_stmt) <locus>: Now a location_t.
6919 (tree_exp) <locus>: Likewise.
6920 (DECL_IS_BUILTIN): Remove old-location variant.
6921 (annotate_with_file_line, annotate_with_locus): Likewise.
6922 (expr_locus, set_expr_locus): Update.
6923 * tree.c (build1_stat): Remove old location code.
6924 (last_annotated_node): Remove.
6925 (annotate_with_file_line): Remove old-location variant.
6926 (annotate_with_locus): Likewise.
6927 (expr_location): Remove old location code.
6928 (set_expr_location): Likewise.
6929 (expr_has_location): Likewise.
6930 (expr_locus): Likewise.
6931 (set_expr_locus): Likewise.
6932 (expr_filename): Don't use location_from_locus.
6933 (expr_lineno): Likewise.
6934 * rtl-error.c (location_for_asm): Remove old location code.
6935 * c-lex.c (cb_line_change): Remove old location code.
6936 (fe_file_change): Likewise.
6937 (cb_def_pragma): Likewise.
6938 (c_lex_with_flags): Likewise.
6939 * gengtype.c (do_typedef): Don't special-case location types.
6940 (define_location_structures): Remove.
6941 (main): Don't call define_location_structures.
6942 * tree-pretty-print.c (dump_implicit_edges): Remove old location
6945 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6948 * builtins.def (BUILT_IN_STDARG_START): Remove.
6949 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
6950 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6951 * tree-inline.c (inline_forbidden_p_1): Likewise.
6953 2008-02-26 Richard Guenther <rguenther@suse.de>
6955 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6956 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6957 (lookup_decl_from_uid): Declare.
6958 (remove_decl_from_map): Likewise.
6959 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6960 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6961 (decl_for_uid_map): New global hashtable mapping DECL_UID
6963 (init_ttree): Allocate it.
6964 (insert_decl_to_uid_decl_map): New helper function.
6965 (make_node_stat): Insert new decls into the map.
6966 (copy_node_stat): Likewise.
6967 (lookup_decl_from_uid): New function.
6968 (remove_decl_from_map): Likewise.
6969 (print_decl_for_uid_map_statistics): New helper.
6970 (dump_tree_statistics): Call it.
6972 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6973 (referenced_var_iterator): Adjust.
6974 (FOR_EACH_REFERENCED_VAR): Adjust.
6975 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6976 (num_referenced_vars): Adjust.
6977 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6978 (first_referenced_var): Remove.
6979 (end_referenced_vars_p): Likewise.
6980 (next_referenced_var): Likewise.
6981 (referenced_var_iterator_set): New helper function.
6982 * tree-dfa.c (referenced_var_lookup): Adjust.
6983 (referenced_var_check_and_insert): Likewise.
6984 (remove_referenced_var): Likewise.
6985 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6986 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6987 (verify_call_clobbering): Likewise.
6988 (verify_memory_partitions): Likewise.
6989 (init_tree_ssa): Allocate bitmap instead of hashtable for
6991 (delete_tree_ssa): Adjust.
6992 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6993 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6994 (compute_tag_properties): Likewise.
6995 (set_initial_properties): Likewise.
6996 (find_partition_for): Likewise.
6997 (update_reference_counts): Likewise.
6998 (dump_may_aliases_for): Likewise.
6999 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7000 (add_call_clobber_ops): Likewise.
7001 (add_call_read_ops): Likewise.
7002 (get_asm_expr_operands): Likewise.
7003 * tree-into-ssa.c (dump_decl_set): Likewise.
7004 (update_ssa): Likewise.
7005 * tree-sra.c (scan_function): Likewise.
7006 (decide_instantiations): Likewise.
7007 (scalarize_parms): Likewise.
7008 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7009 (dsa_named_for): Likewise.
7010 * tree-ssa-structalias.c (update_alias_info): Likewise.
7011 (merge_smts_into): Likewise.
7013 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7016 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7017 * c-opts.c (c_common_handle_option): Wall enables
7018 Wvolatile-register-var.
7019 * common.opt: Move Wvolatile-register-var to...
7022 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7024 * common.opt (Wlarger-than=): New.
7025 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7027 * opts.c (common_handle_option): Handle -Wlarger-than=.
7028 * optc-gen.awk: Likewise.
7029 * opth-gen.awk: Likewise.
7030 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7031 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7033 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7035 * c-common.c (match_case_to_enum_1): Add appropriate
7036 OPT_W* parameter to warning.
7037 (c_do_switch_warnings): Likewise.
7038 * c-typeck.c (warning_init): Add one more parameter following
7040 (push_init_level): Update call to warning_init.
7041 (pop_init_level): Likewise.
7042 (add_pending_init): Likewise.
7043 (output_init_element: Likewise.
7045 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7048 * toplev.c (toplev_main): If there are warnings or error, print
7049 errors for ignored options.
7050 * opts.c (ignored_options): New static variable.
7051 (postpone_unknown_option_error): New.
7052 (print_ignored_options): New.
7053 (handle_option): Postpone errors for unknown -Wno-* options.
7054 * opts.h (print_ignored_options): Declare.
7056 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7058 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7061 2008-02-25 Richard Guenther <rguenther@suse.de>
7064 2008-02-25 Richard Guenther <rguenther@suse.de>
7066 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7067 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7068 (lookup_decl_from_uid): Declare.
7069 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7070 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7071 (decl_for_uid_map): New global hashtable mapping DECL_UID
7073 (init_ttree): Allocate it.
7074 (insert_decl_to_uid_decl_map): New helper function.
7075 (make_node_stat): Insert new decls into the map.
7076 (copy_node_stat): Likewise.
7077 (lookup_decl_from_uid): New function.
7078 (print_decl_for_uid_map_statistics): New helper.
7079 (dump_tree_statistics): Call it.
7081 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7082 (referenced_var_iterator): Adjust.
7083 (FOR_EACH_REFERENCED_VAR): Adjust.
7084 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7085 (num_referenced_vars): Adjust.
7086 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7087 (first_referenced_var): Remove.
7088 (end_referenced_vars_p): Likewise.
7089 (next_referenced_var): Likewise.
7090 (referenced_var_iterator_set): New helper function.
7091 * tree-dfa.c (referenced_var_lookup): Adjust.
7092 (referenced_var_check_and_insert): Likewise.
7093 (remove_referenced_var): Likewise.
7094 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7095 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7096 (verify_call_clobbering): Likewise.
7097 (verify_memory_partitions): Likewise.
7098 (init_tree_ssa): Allocate bitmap instead of hashtable for
7100 (delete_tree_ssa): Adjust.
7101 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7102 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7103 (compute_tag_properties): Likewise.
7104 (set_initial_properties): Likewise.
7105 (find_partition_for): Likewise.
7106 (update_reference_counts): Likewise.
7107 (dump_may_aliases_for): Likewise.
7108 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7109 (add_call_clobber_ops): Likewise.
7110 (add_call_read_ops): Likewise.
7111 (get_asm_expr_operands): Likewise.
7112 * tree-into-ssa.c (dump_decl_set): Likewise.
7113 (update_ssa): Likewise.
7114 * tree-sra.c (scan_function): Likewise.
7115 (decide_instantiations): Likewise.
7116 (scalarize_parms): Likewise.
7117 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7118 (dsa_named_for): Likewise.
7119 * tree-ssa-structalias.c (update_alias_info): Likewise.
7120 (merge_smts_into): Likewise.
7122 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7125 * doc/invoke.texi (-fcx-limited-range): Document new option.
7126 * toplev.c (process_options): Handle -fcx-fortran-rules.
7127 * common.opt: Add documentation for -fcx-fortran-rules.
7129 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7132 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7133 actual behaviour and C99.
7135 2008-02-26 Ben Elliston <bje@au.ibm.com>
7137 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7138 (ASM_CPU_POWER6_SPEC): Likewise.
7139 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7140 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7141 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7143 2008-02-25 Richard Guenther <rguenther@suse.de>
7145 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7146 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7147 (lookup_decl_from_uid): Declare.
7148 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7149 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7150 (decl_for_uid_map): New global hashtable mapping DECL_UID
7152 (init_ttree): Allocate it.
7153 (insert_decl_to_uid_decl_map): New helper function.
7154 (make_node_stat): Insert new decls into the map.
7155 (copy_node_stat): Likewise.
7156 (lookup_decl_from_uid): New function.
7157 (print_decl_for_uid_map_statistics): New helper.
7158 (dump_tree_statistics): Call it.
7160 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7161 (referenced_var_iterator): Adjust.
7162 (FOR_EACH_REFERENCED_VAR): Adjust.
7163 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7164 (num_referenced_vars): Adjust.
7165 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7166 (first_referenced_var): Remove.
7167 (end_referenced_vars_p): Likewise.
7168 (next_referenced_var): Likewise.
7169 (referenced_var_iterator_set): New helper function.
7170 * tree-dfa.c (referenced_var_lookup): Adjust.
7171 (referenced_var_check_and_insert): Likewise.
7172 (remove_referenced_var): Likewise.
7173 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7174 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7175 (verify_call_clobbering): Likewise.
7176 (verify_memory_partitions): Likewise.
7177 (init_tree_ssa): Allocate bitmap instead of hashtable for
7179 (delete_tree_ssa): Adjust.
7180 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7181 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7182 (compute_tag_properties): Likewise.
7183 (set_initial_properties): Likewise.
7184 (find_partition_for): Likewise.
7185 (update_reference_counts): Likewise.
7186 (dump_may_aliases_for): Likewise.
7187 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7188 (add_call_clobber_ops): Likewise.
7189 (add_call_read_ops): Likewise.
7190 (get_asm_expr_operands): Likewise.
7191 * tree-into-ssa.c (dump_decl_set): Likewise.
7192 (update_ssa): Likewise.
7193 * tree-sra.c (scan_function): Likewise.
7194 (decide_instantiations): Likewise.
7195 (scalarize_parms): Likewise.
7196 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7197 (dsa_named_for): Likewise.
7198 * tree-ssa-structalias.c (update_alias_info): Likewise.
7199 (merge_smts_into): Likewise.
7201 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7204 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7205 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7206 * alias.h (nonoverlapping_memrefs_p): Likewise.
7208 2008-02-25 Jan Beulich <jbeulich@novell.com>
7210 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7211 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7212 __emultls_get_address, __emultls_register_common,
7213 __floatundi?f, and _Unwind_GetIPInfo.
7214 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7215 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7216 (gen_regparm_prefix): Likewise.
7217 (i386_nlm_encode_section_info): Sync with
7218 config/i386/winnt.c:i386_pe_encode_section_info().
7219 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7220 i386_nlm_mangle_decl_assembler_name): New.
7221 (netware_override_options): New.
7222 * config/i386/netware.h (netware_override_options): Declare.
7223 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7224 (i386_nlm_mangle_decl_assembler_name): Declare.
7225 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7227 2008-02-25 Ben Elliston <bje@au.ibm.com>
7230 * c-decl.c (grokdeclarator): Remove unused local variables
7231 `typedef_type' and `type_as_written'.
7233 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7234 unused local variable `has_hot_blocks'.
7235 (fix_crossing_conditional_branches): Remove unused local variable
7238 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7241 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7242 using DEF_C99_BUILTIN.
7243 (BUILT_IN_NANF): Ditto.
7244 (BUILT_IN_NANL): Ditto.
7246 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7247 Revital Eres <eres@il.ibm.com>
7249 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7250 regarding the order of two dependent insns in the same row.
7252 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7254 * stor-layout.c (layout_decl): Do not bump the alignment of a
7255 bit-field to more than byte alignment if it is packed.
7257 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7259 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7262 2008-02-24 Diego Novillo <dnovillo@google.com>
7264 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7267 * tree-vrp.c (vrp_evaluate_conditional): With
7268 -Wtype-limits, emit a warning when comparing against a
7269 constant outside the natural range of OP0's type.
7270 * c.opt (Wtype-limits): Move ...
7271 * common.opt (Wtype-limits): ... here.
7273 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7275 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7276 * config/rs6000/e300c2c3.md: New file.
7277 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7279 (rs6000_override_options): Add e300c2 and e300c3 cases to
7280 processor_target_table. Do not allow usage of Altivec or Spe
7281 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7282 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7283 * config/rs6000/rs6000.h (processor_type): Add
7284 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7285 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7286 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7287 and ppce300c3. Include e300c2c3.md.
7289 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7291 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7292 instead of TARGET_STRICT_ALIGN.
7294 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7296 * explow.c (memory_address): Assert that the generated address is
7299 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7302 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7303 * config/darwin-ppc-ldouble-patch.def: New file.
7304 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7305 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7306 SUBTARGET_INIT_BUILTINS if defined.
7307 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7310 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7313 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7314 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7316 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7319 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7320 file" warning condtional on -Winvalid-PCH.
7322 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7324 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
7326 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
7330 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
7331 prevent reload from using MMX registers.
7332 (*mov<mode>_internal): Ditto.
7333 (*movv2sf_internal_rex64): Ditto.
7334 (*movv2sf_internal): Ditto.
7336 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7338 PR documentation/31569
7339 * doc/install.texi2html: Use makeinfo --no-number-sections.
7341 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7343 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
7344 ensure that we can address an entire entity > 8 bytes. Don't
7345 generate reg+reg addressing for such data.
7347 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7349 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
7350 strings when optimizing for size, unless the target cares about
7353 2008-02-22 Tom Tromey <tromey@redhat.com>
7355 * regclass.c (current_pass): Remove declaration.
7357 2008-02-22 Anatoly Sokolov <aesok@post.ru>
7359 * config/avr/libgcc.S (__RAMPZ__): Define.
7360 (__do_copy_data): Add for devices with 128KB code memory.
7362 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7364 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7366 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7368 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7370 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7373 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7376 * c-typeck.c (build_binary_op): Warn about floating point
7377 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7379 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7382 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7383 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7385 (rs6000_override_options): Set altivec_abi as default, not override,
7386 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7387 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7388 is used; use new member spe_abi.
7389 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7390 spe_abi and altivec_abi.
7392 2008-02-22 Tomas Bily <tbily@suse.cz>
7394 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7396 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7399 * config.build (build_file_translate): Set to `CMD //c' only if
7401 * Makefile.in (build_file_translate): Improve comment.
7403 2008-02-21 Jan Hubicka <jh@suse.cz>
7405 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7406 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7407 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7409 2008-02-21 Michael Matz <matz@suse.de>
7412 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7414 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7416 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7417 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7419 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7420 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7421 SSE_VEC_FLOAT_MODE_P as insn constraint.
7422 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7423 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7424 sse4a_movntdf using MODEF mode iterator.
7425 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7426 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7427 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7428 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7429 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7430 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7431 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7433 2008-02-21 Richard Guenther <rguenther@suse.de>
7435 * tree.def (PAREN_EXPR): New tree code.
7436 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7438 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7439 * expr.c (expand_expr_real_1): Likewise.
7440 * tree-inline.c (estimate_num_insns_1): Likewise.
7441 * tree-complex.c (expand_complex_move): Likewise.
7442 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7445 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7448 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7450 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7453 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7455 * config/sh/sh.c (find_barrier): Don't go past
7456 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7458 2008-02-20 DJ Delorie <dj@redhat.com>
7460 * config/h8300/h8300.md (insv): Force source operand to be a register.
7462 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7463 as a jump, not as a plain insn.
7465 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7467 * doc/invoke.texi (Warning Options): Add new option
7468 -Wframe-larger-than=.
7469 (-Wframe-larger-than): Document.
7471 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7472 Add declarations for new option variables.
7474 * final.c (final_start_function): Check the frame size
7475 before emission and issue a Wframe-larger-than warning.
7477 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7478 Add definitions for new option variables.
7479 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7481 * common.opt (Wframe-larger-than=): New option.
7483 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7485 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7486 (<sse>_div<mode>3): Ditto.
7487 (<sse>_vmdiv<mode>3): Ditto.
7488 (<sse>_vmsqrt<mode>2): Ditto.
7489 (*smax<mode>3): Ditto.
7490 (sse5_frcz<mode>2): Ditto.
7491 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7494 2008-02-20 Richard Guenther <rguenther@suse.de>
7497 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7498 be happy with INTEGRAL_TYPE_P.
7500 2008-02-20 Richard Guenther <rguenther@suse.de>
7502 * fold-const.c (split_tree): Associate floatig-point expressions
7503 if flag_associative_math is set.
7505 2008-02-20 Richard Guenther <rguenther@suse.de>
7507 * tree.h (fold_real_zero_addition_p): Declare.
7508 * fold-const.c (fold_real_zero_addition_p): Export.
7509 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7510 floating-point operations with zero and one.
7512 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7514 * doc/install.texi: Correct references to CFLAGS, replacing them
7515 with BOOT_CFLAGS. Document flags used during bootstrap for
7518 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7520 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7521 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7522 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7524 (smin<mode>3): Ditto from similar patterns.
7525 (smax<mode>3): Ditto.
7526 (*ieee_smin<mode>3): Ditto.
7527 (*ieee_smax<mode>3): Ditto.
7528 * config/i386/sse.md (sse): New mode attribute.
7529 (mov<mode>): Macroize expander from movv4sf and movv2df using
7530 SSEMODEF2P mode iterator.
7531 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7532 SSE_VEC_FLOAT_MODE_P as insn constraint.
7533 (storent<mode>): Ditto.
7534 (storent<mode>): Macroize expander from storentsf and storentdf using
7535 MODEF mode iterator.
7536 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7537 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7538 (abs<mode>2): Ditto from similar patterns.
7539 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7540 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7541 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7542 (<sse>_vmsqrt<mode>2): Ditto.
7543 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7544 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7545 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7546 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7547 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7548 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7549 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7551 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7552 iterator and SSE_FLOAT_MODE_P as insn constraint.
7553 (<sse>_ucomi): Ditto from similar patterns.
7554 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7555 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7556 SSE_VEC_FLOAT_MODE_P as insn constraint.
7557 (vcond<mode>): Ditto from similar patterns.
7558 (and<mode>3, *and<mode>3): Ditto.
7559 (<sse>_nand<mode>3): Ditto.
7560 (ior<mode>3, *ior<mode>3): Ditto.
7561 (xor<mode>3, *xor<mode>3): Ditto.
7562 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7563 iterator and SSE_FLOAT_MODE_P as insn constraint.
7564 (*nand<mode>3): Ditto from similar patterns.
7565 (*ior<mode>3): Ditto.
7566 (*xor<mode>3): Ditto.
7568 2008-02-20 Ira Rosen <irar@il.ibm.com>
7570 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7571 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7572 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7574 2008-02-19 Jan Hubicka <jh@suse.cz>
7576 * predict.c (tree_bb_level_predictions): Remove variable next
7577 mistakely introduced by previous commit.
7579 2008-02-19 Jan Hubicka <jh@suse.cz>
7581 * predict.c (predict_paths_leading_to): Rewrite.
7582 (predict_paths_for_bb): New.
7583 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7585 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7588 * Makefile.in (build_file_translate): New.
7589 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7590 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7591 * configure.ac (build_file_translate): Substitute it.
7592 * configure: Regenerate.
7594 2008-02-19 Jan Hubicka <jh@suse.cz>
7596 PR rtl-optimization/34408
7597 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7600 2008-02-19 Jan Hubicka <jh@suse.cz>
7603 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7606 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7609 * config/i386/i386-modes.def: Revert the last DI alignment
7610 change until Ada people can look into it.
7612 2008-02-19 Nick Clifton <nickc@redhat.com>
7614 * opts.c (print_specific_help): Fix typo in --help text.
7616 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7619 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7620 32-bit inline asm without asm alternatives for host GCC < 3.0.
7622 2008-02-19 Richard Guenther <rguenther@suse.de>
7624 PR tree-optimization/34989
7625 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7626 Allow propagation to INDIRECT_REF if we can simplify only.
7628 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7630 * c-common.c (warn_for_collisions_1): Use appropriate option when
7633 2008-02-19 Nick Clifton <nickc@redhat.com>
7636 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7637 (handle_options): Fix indentation.
7638 (print_filtered_help): If no language-specific options were
7639 displayed tell the user how to list all the options supported by
7640 the language's front-end.
7641 (print_specific_help): Fix indentation and remove duplicate line.
7642 (common_handle_option): Handle the -v option.
7643 For --help enable the display of undocumented options if the -v
7644 switch has been included on the command line.
7645 For --help= check for overlaps in the arguments between the option
7646 classes and the language names and issue a warning when they
7647 cannot be disambiguated.
7648 * c.opt (v): Pass on to the common option handler.
7650 2008-02-19 Revital Eres <eres@il.ibm.com>
7652 * modulo-sched.c (sms_schedule): Change dump message when
7653 create_ddg function fails.
7654 (try_scheduling_node_in_cycle): Rename row to cycle.
7655 (print_partial_schedule): Rename CYCLE to ROW.
7657 2008-02-19 Christian Bruel <christian.bruel@st.com>
7658 Zdenek Dvorak <ook@ucw.cz>
7660 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7662 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7665 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7666 (*x86_movdicc_0_m1_se): Ditto.
7668 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7670 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7671 (CMPtype): Define as __gcc_CMPtype.
7672 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7673 (CMPtype): Define as __gcc_CMPtype.
7675 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7677 Support valgrind 3.3 for --enable-checking=valgrind.
7678 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7680 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7681 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7682 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7683 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7684 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7685 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7686 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7688 * ggc-zone.c: Similar.
7689 * ggc-page.c: Similar.
7691 2008-02-19 Paul Brook <paul@codesourcery.com>
7694 * config/arm/ieee754-df.S: Fix do_it typo.
7695 * config/arm/ieee754-sf.S: Fix do_it typo.
7697 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7700 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7701 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7702 (OPTION_MASK_ISA_SSE_SET): Likewise.
7703 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7704 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7705 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7706 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7707 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7708 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7709 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7710 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7711 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7712 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7713 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7714 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7715 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7716 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7717 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7718 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7719 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7720 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7721 (OPTION_MASK_ISA_SSE4): Removed.
7722 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7723 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7724 (override_options): Don't turn on implied SSE/MMX bits in
7727 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7729 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7732 2008-02-18 Joey Ye <joey.ye@intel.com>
7735 * tree-nested.c (insert_field_into_struct): Set type alignment
7736 to field alignment if the former is less than the latter.
7738 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7740 * BASE-VER: Set to 4.4.0.
7742 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7744 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7745 * doc/cfg.texi: Likewise.
7746 * doc/extend.texi: Likewise.
7747 * doc/gty.texi: Likewise.
7748 * doc/invoke.texi: Likewise.
7749 * doc/loop.texi: Likewise.
7750 * doc/md.texi: Likewise.
7751 * doc/passes.texi: Likewise.
7752 * doc/rtl.texi: Likewise.
7753 * doc/sourcebuild.texi: Likewise.
7754 * doc/tm.texi: Likewise.
7755 * doc/tree-ssa.texi: Likewise.
7757 2008-02-17 Richard Guenther <rguenther@suse.de>
7760 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7761 without default definition.
7763 2008-02-17 Richard Guenther <rguenther@suse.de>
7765 PR tree-optimization/35231
7766 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7769 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7772 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7773 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7774 libgcc_cmp_return mode.
7776 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7779 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7781 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7783 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7786 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7788 * doc/c-tree.texi: Use `@.' where appropriate.
7789 * doc/extend.texi: Likewise.
7790 * doc/install.texi: Likewise.
7791 * doc/invoke.texi: Likewise.
7792 * doc/loop.texi: Likewise.
7793 * doc/makefile.texi: Likewise.
7794 * doc/md.texi: Likewise.
7795 * doc/passes.texi: Likewise.
7796 * doc/standards.texi: Likewise.
7797 * doc/tm.texi: Likewise.
7799 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7802 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7804 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7805 rather than in entry_bb.
7807 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7809 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7810 libgcc_cmp_return mode.
7812 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7815 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7816 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7818 2008-02-15 Richard Guenther <rguenther@suse.de>
7819 Zdenek Dvorak <ook@ucw.cz>
7821 PR tree-optimization/35164
7822 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7823 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7824 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7825 Only propagate addresses which do not have abnormal SSA_NAMEs
7828 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7831 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7833 2008-02-15 Jan Hubicka <jh@suse.cz>
7836 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7838 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7841 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7842 when calculating alignment_pad.
7844 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7846 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7847 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7848 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7849 and STACK_BOUNDARY define.
7851 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7853 PR preprocessor/35061
7854 * c-pragma.c (handle_pragma_pop_macro): Check that
7855 pushed_macro_table has been allocated.
7857 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7860 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7861 (force_gimple_operand): Likewise.
7862 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7863 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7864 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7865 (find_interesting_uses_address): Check addressability and alignment
7866 of the base expression only after substituting bases of IVs into it.
7868 2008-02-14 Michael Matz <matz@suse.de>
7871 * function.c (instantiate_virtual_regs_in_insn): Reload address
7872 before falling back to reloading the whole operand.
7874 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7876 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7877 before the first section switch note.
7879 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7881 * doc/bugreport.texi: Update copyright years.
7882 * doc/c-tree.texi: Likewise.
7883 * doc/cfg.texi: Likewise.
7884 * doc/cpp.texi: Likewise.
7885 * doc/cppinternals.texi: Likewise.
7886 * doc/fragments.texi: Likewise.
7887 * doc/frontends.texi: Likewise.
7888 * doc/gcc.texi: Likewise.
7889 * doc/gty.texi: Likewise.
7890 * doc/hostconfig.texi: Likewise.
7891 * doc/implement-c.texi: Likewise.
7892 * doc/libgcc.texi: Likewise.
7893 * doc/loop.texi: Likewise.
7894 * doc/makefile.texi: Likewise.
7895 * doc/options.texi: Likewise.
7896 * doc/passes.texi: Likewise.
7897 * doc/rtl.texi: Likewise.
7898 * doc/sourcebuild.texi: Likewise.
7899 * doc/standards.texi: Likewise.
7900 * doc/tree-ssa.texi: Likewise.
7901 * doc/trouble.texi: Likewise.
7903 * doc/extend.texi: Use @: or add comma where appropriate.
7904 * doc/invoke.texi: Likewise.
7905 * doc/tm.texi: Likewise.
7907 2008-02-14 Alan Modra <amodra@bigpond.net.au>
7910 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
7913 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
7915 * doc/md.texi (clz, ctz): Add reference.
7916 * doc/rtl.texi (clz, ctz): Likewise.
7918 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7921 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
7924 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
7926 * config/s390/s390.c (struct constant_pool): New field
7927 emit_pool_after added.
7928 (s390_mainpool_start): Set the emit_pool_after flag according
7929 to the section switch notes.
7930 (s390_mainpool_finish): Consider emit_pool_after when emitting
7931 the literal pool at the end of the function.
7932 (s390_chunkify_start): Force literal pool splits at section
7935 2008-02-13 Michael Matz <matz@suse.de>
7938 * var-tracking.c (clobber_variable_part): Correctly traverse the
7941 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7944 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
7945 Add -fdump-ipa-inline.
7946 * tree-dump.c (dump_files): Remove tree-inlined dump.
7947 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
7949 2008-02-12 Richard Guenther <rguenther@suse.de>
7951 PR tree-optimization/35171
7952 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
7955 2008-02-12 Richard Guenther <rguenther@suse.de>
7958 * fold-const.c (fold_widened_comparison): Use get_unwidened in
7959 value-preserving mode. Disallow final truncation.
7961 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
7964 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
7965 code from here to...
7966 (force_gimple_operand): ...here.
7968 2008-02-12 Jakub Jelinek <jakub@redhat.com>
7971 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
7972 non-compatible pointers.
7973 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
7974 different FIELD_DECLs, try harder by comparing field offsets, sizes
7978 * function.c (match_asm_constraints_1): Don't replace the same input
7981 2008-02-12 Anatoly Sokolov <aesok@post.ru>
7983 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
7984 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
7985 (expand_epilogue): Restore RAMPZ register.
7986 * config/avr/avr.md (RAMPZ_ADDR): New constant.
7988 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
7990 * config/i386/cygwin.asm: (__alloca): Correct calling
7991 convention and alignment.
7992 (__chkstk): Force 8 byte stack alignment.
7994 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
7995 Richard Guenther <rguenther@suse.de>
7997 PR tree-optimization/33992
7998 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
7999 the zero we compare against.
8001 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8004 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8005 to CloseHandle after unlocking to prevent accumulation of handle
8008 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8011 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8012 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8013 and update LABEL_NUSES during and after reload.
8015 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8018 * combine.c (simplify_if_then_else): Make sure the comparison is
8019 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8021 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8024 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8025 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8026 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8027 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8028 * tree.h (get_type_static_bounds): Likewise.
8030 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8032 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8033 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8034 Make -Wfoo language annotations match what the compiler outputs.
8036 2008-02-08 Sa Liu <saliu@de.ibm.com>
8038 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8039 intrinsics spu_convts, spu_convtu, spu_convtf.
8041 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8043 * doc/extend.texi (Function Attributes) <noinline>: Mention
8044 asm ("") as method to keep calls.
8046 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8049 * doc/options.texi (Options): Replace references to opts.sh with
8051 * opts-common.c: Likewise.
8052 * optc-gen.awk: Likewise.
8054 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8056 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8058 2008-02-07 Richard Henderson <rth@redhat.com>
8061 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8062 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8065 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8067 PR tree-optimization/35085
8068 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8069 for operand entry oe2 in addition to operand entry oe3 in order to
8070 expose more opportunities for vectorizer sum reduction.
8072 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8075 * Makefile.in (LIBS): Remove $(GMPLIBS).
8076 (cc1-dummy, cc1): Add $(GMPLIBS).
8078 2008-02-06 Jan Hubicka <jh@suse.cz>
8081 * i386.md (moddf_integer): Do not produce partial memory stalls for
8082 targets where it hurts.
8084 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8087 * optabs.c (expand_float): Do not check for decimal modes when
8088 expanding unsigned integer through signed conversion.
8090 2008-02-06 Nick Clifton <nickc@redhat.com>
8092 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8093 inside the clobber with a match_operand and duplicated operand
8094 number in the constraint.
8095 (ineqbranchsi): Delete redundant comment.
8097 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8099 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8100 builtin_define ("__USE_INIT_FINI__").
8101 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8103 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8105 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8107 PR documentation/30330
8108 * doc/invoke.texi (C++ Dialect Options)
8109 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8110 For each warning option -Wfoo that allows -Wno-foo, ensure both
8111 -Wfoo and -Wno-foo are listed in the option index. Fix index
8112 entry of -Wswitch-default, index -Wnormalized= including the
8113 `=', and -Wlarger-than-@var{len} including @var{len}.
8115 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8117 * config/i386/i386.md (floatunssisf2): Use
8118 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8119 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8120 Macroize expander using MODEF mode iterator.
8122 2008-02-05 Diego Novillo <dnovillo@google.com>
8124 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8127 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8129 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8132 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8134 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8137 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8138 to indicate if a message should be generated.
8139 (init_cumulative_args): Updated.
8140 (function_value_32): Likewise.
8142 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8144 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8146 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8149 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8150 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8152 2008-02-04 Diego Novillo <dnovillo@google.com>
8154 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8157 * tree-vrp.c (vrp_evaluate_conditional): With
8158 -Wtype-limits, emit a warning when comparing against a
8159 constant outside the natural range of OP0's type.
8161 2008-02-04 Richard Guenther <rguenther@suse.de>
8164 * expr.c (count_type_elements): Give for unions instead of
8167 2008-02-04 Richard Guenther <rguenther@suse.de>
8170 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8171 to TYPE_DOMAINs base type instead of using bitsizetype here.
8173 2008-02-03 Jason Merrill <jason@redhat.com>
8175 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8177 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8180 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8181 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8182 (RS/6000 and PowerPC Options): Fix typos and markup.
8183 * doc/passes.texi (Tree-SSA passes): Likewise.
8185 2008-02-02 Michael Matz <matz@suse.de>
8188 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8189 from record_last_reg_set_info.
8190 (record_last_reg_set_info): Take an RTX argument, iterate over all
8191 constituent hardregs.
8192 (record_last_set_info, record_opr_changes): Change calls to
8193 new signature or to record_last_reg_set_info_regno.
8195 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8197 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8199 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8201 PR rtl-optimization/34773
8202 * reg-notes.def (EQUAL): Mention significance of combination of
8203 REG_EQUAL and REG_RETVAL.
8204 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8205 insn that has a REG_RETVAL.
8207 2008-02-01 Roger Sayle <roger@eyesopen.com>
8210 * configure.ac (--enable-fixed-point): Disable unless explicitly
8212 * configure: Regenerate.
8214 2008-02-01 Richard Guenther <rguenther@suse.de>
8217 * invoke.texi (-finline-limit): Remove no longer true parts
8218 of the documentation. Note that there is no default value.
8220 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8221 Mark Mitchell <mark@codesourcery.com>
8222 Ben Elliston <bje@au.ibm.com>
8225 * doc/extend.texi (Other Builtins): Document.
8227 2008-01-31 Tom Browder <tom.browder@gmail.com>
8229 * doc/c-tree.texi (Types): Fix grammar.
8230 (Expression trees): Ditto.
8231 * doc/passes.texi (Tree-SSA passes): Ditto.
8233 * doc/configterms.texi (Configure Terms): Fix typo.
8234 * doc/cpp.texi (Common Predefined Macros): Ditto.
8235 * doc/md.texi (Machine Constraints): Ditto.
8237 * doc/makefile.texi (Makefile): Add comma.
8239 2008-01-31 Tom Browder <tom.browder@gmail.com>
8240 Gerald Pfeifer <gerald@pfeifer.com>
8242 * doc/sourcebuild.texi (Front End): Remove references to CVS
8243 and CVSROOT/modules.
8244 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8245 (Back End): Remove reference to CVS.
8247 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8250 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8252 (mips16_gp_pseudo_reg): ...here.
8253 * config/mips/mips.md (load_const_gp): Replace with...
8254 (load_const_gp_<mode>): ...this :P-based insn.
8256 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8258 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8259 options. Minor fixes.
8260 (-std): Move reference to standards closer to where language
8261 standards are first mentioned.
8263 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8265 PR rtl-optimization/34995
8266 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8267 parameter and return a bool. If the rtx parameter is nonnull,
8268 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8269 (find_reloads): Update call accordingly. Pass the new operand
8270 if it needed no address reloads, otherwise pass null.
8272 2008-01-30 Richard Henderson <rth@redhat.com>
8275 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8276 for unbounded arrays.
8278 2008-01-30 Silvius Rus <rus@google.com>
8280 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8282 2008-01-30 Jan Hubicka <jh@suse.cz>
8285 * i386.c (init_cumulative_args): Use real function declaration when
8288 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8290 PR rtl-optimization/34998
8291 * global.c (build_insn_chain): Treat non-subreg_lowpart
8292 SUBREGs of pseudos as clobbering all the words covered by the
8293 SUBREG, not just all the bytes.
8294 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8295 original df_ref rather than an extract parameter.
8296 (global_conflicts): Update call accordingly.
8298 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8300 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8301 the overflow check to make it easier to read.
8302 (__fixtfdi): Change the type of the ll member in union
8303 long_double to UDItype_x.
8305 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8308 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8309 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8310 * tree-inline.c (fold_marked_statements): Call
8311 cgraph_update_edges_for_call_stmt if folding a call statement.
8312 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8313 debug_generic_stmt calls, reset it back afterwards.
8316 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8318 * c-typeck.c (build_external_ref): Don't pedwarn about
8319 static vars in current function's scope.
8321 2008-01-29 Joseph Myers <joseph@codesourcery.com>
8323 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
8325 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
8328 * ipa-struct-reorg.c: Fix spelling.
8329 * params.def: Ditto.
8331 2008-01-29 Richard Guenther <rguenther@suse.de>
8334 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
8336 * tree-inline.c (remap_type): Increment remapping_type_depth
8337 around remapping types.
8338 (copy_body_r): Only add referenced variables if they are referenced
8339 from code, not types.
8341 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
8352 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
8353 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
8355 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
8358 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
8359 pointer for tiny stack.
8361 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8363 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8365 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8367 * config/vx-common.h: Fix typo in comment.
8369 2008-01-28 Ian Lance Taylor <iant@google.com>
8373 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8374 coalesce pointers if they have different DECL_NO_TBAA_P values.
8375 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8376 between variables with different DECL_NO_TBAA_P values.
8378 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8381 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8382 are not legitimate small data references on SPE targets.
8384 2008-01-28 David Daney <ddaney@avtrex.com>
8386 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8388 2008-01-28 David Daney <ddaney@avtrex.com>
8390 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8392 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8394 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8395 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8396 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8397 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8398 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8399 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8400 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8401 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8403 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8405 * basic-block.h (condjump_equiv_p): Fix comment.
8407 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8409 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8410 print_generic_stmt_indented): Fix comment.
8412 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8414 * configure.ac (__stack_chk_fail): Add detecion for availability
8415 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8416 * configure: Regenerate.
8418 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8421 * final.c (output_addr_const): Handle TRUNCATE.
8423 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8426 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8427 (zero_cost, infinite_cost): New constants.
8428 (struct cost_pair): Change type of cost to comp_cost.
8429 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8430 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8432 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8433 split_address_cost, ptr_difference_cost, difference_cost,
8434 get_computation_cost_at, get_computation_cost,
8435 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8436 determine_use_iv_cost_condition, determine_use_iv_costs,
8437 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8438 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8439 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8440 Change type of cost to comp_cost.
8441 (determine_iv_cost): Increase cost of non-original ivs, instead
8442 of decreasing the cost of original ones.
8443 (get_address_cost): Indicate the complexity of the addressing mode
8445 (try_add_cand_for): Prefer using ivs not specific to some object.
8446 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8448 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8449 Janis Johnson <janis187@us.ibm.com>
8452 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8453 (TARGET_INSTANTIATE_DECLS): Likewise.
8454 * target.h (expand_to_rtl_hook): New target hook.
8455 (instantiate_decls): Likewise.
8456 * function.c (instantiate_decl): Make non-static. Rename to...
8457 (instantiate_decl_rtl): ... this.
8458 (instantiate_expr): Use instantiate_decl_rtl.
8459 (instantiate_decls_1): Likewise.
8460 (instantiate_decls): Likewise.
8461 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8462 * function.h (instantiate_decl_rtl): Add prototype.
8463 * cfgexpand.c (target.h): New include.
8464 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8465 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8466 (TARGET_INSTANTIATE_DECLS): Likewise.
8467 (TARGET_INITIALIZER): New target hooks added.
8468 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8470 * config/rs6000/rs6000.c (tree-flow.h): New include.
8471 (machine_function): Add sdmode_stack_slot field.
8472 (rs6000_alloc_sdmode_stack_slot): New function.
8473 (rs6000_instantiate_decls): Likewise.
8474 (rs6000_secondary_memory_needed_rtx): Likewise.
8475 (rs6000_check_sdmode): Likewise.
8476 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8477 (TARGET_INSTANTIATE_DECLS): Likewise.
8478 (rs6000_hard_regno_mode_ok): Allow SDmode.
8479 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8480 (rs6000_emit_move): Handle SDmode.
8481 (function_arg_advance): Likewise.
8482 (function_arg): Likewise.
8483 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8484 SDmode var args for 32-bit compiles.
8485 (rs6000_secondary_reload_class): Handle SDmode.
8486 (rs6000_output_function_epilogue): Likewise.
8487 (rs6000_function_value): Simplify if statement.
8488 (rs6000_libcall_value): Likewise.
8489 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8490 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8491 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8492 (movsd_hardfloat): New define_insn.
8493 (movsd_softfloat): Likewise.
8494 (movsd_store): Likewise.
8495 (movsd_load): Likewise.
8496 (extendsddd2): Likewise.
8497 (extendsdtd2): Likewise.
8498 (truncddsd2): Likewise.
8499 (movdd_hardfloat64): Fixup comment.
8500 (UNSPEC_MOVSD_LOAD): New constant.
8501 (UNSPEC_MOVSD_STORE): Likewise.
8503 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8506 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8508 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8509 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8510 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8513 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8516 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8517 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8518 __LONGDOUBLE128 too.
8519 * config/rs6000/aix61.h: New file.
8521 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8523 PR rtl-optimization/34959
8524 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8525 popcount and parity rtxes the same mode as their operand.
8526 Truncate or extend the result to the return value's mode
8529 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8532 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8533 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8534 to GOT_VERSION_REGNUM.
8535 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8536 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8537 * config/mips/mips.c (mips_emit_call_insn): New function.
8538 (mips_call_tls_get_addr): Call mips_expand_call directly.
8539 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8541 (mips16_build_call_stub): Likewise. Return the call insn or null.
8542 (mips_expand_call): Update the call to mips16_build_call_stub
8543 accordingly and a remove redundant condition. Assert that MIPS16
8544 stubs do not use lazy binding. Use mips_emit_call_insn and return
8546 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8548 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8549 (mips_avoid_hazard): Remove hazard_set handling.
8550 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8551 (UNSPEC_RESTORE_GP): ...this.
8552 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8553 (FAKE_CALL_REGNO): Rename to...
8554 (GOT_VERSION_REGNUM): ...this.
8555 (type): Add "ghost" value. Add an associated insn reservation.
8556 (hazard_set): Remove.
8557 (exception_receiver): Rename to...
8558 (restore_gp): ...this and update the unspec identifier accordingly.
8559 (exception_receiver, nonlocal_got_receiver): New expanders.
8560 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8561 FAKE_CALL_REGNO. Remove hazard_set attribute.
8562 (set_got_version, update_got_version): New patterns.
8564 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8567 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8569 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8572 * doc/install.texi2html: Generate gcc-vers.texi.
8574 2008-01-25 DJ Delorie <dj@redhat.com>
8576 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8578 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8580 * config/c4x: Remove directory.
8581 * config.gcc (crx-*, mt-*): Mark obsolete.
8582 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8583 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8584 sh-*-rtemscoff*): Remove cases.
8585 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8586 * real.c (encode_c4x_single, decode_c4x_single,
8587 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8588 c4x_extended_format): Remove.
8589 * real.h (c4x_single_format, c4x_extended_format): Remove.
8590 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8592 (Pragmas): Remove comment about c4x pragmas.
8593 * doc/install.texi (c4x): Remove target-specific instructions.
8594 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8595 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8596 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8597 refer to C4x source files as examples.
8598 (C4X_FLOAT_FORMAT): Remove documentation.
8600 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8602 * config/bfin/bfin.c (override_options): Reorder tests so that
8603 flag_pic gets enabled for -msep-data.
8605 2008-01-25 Richard Guenther <rguenther@suse.de>
8608 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8609 to its bitfield precision if required.
8611 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8614 * tree-nested.c (walk_omp_for): New function.
8615 (convert_nonlocal_reference, convert_local_reference): Call
8616 walk_omp_for on OMP_FOR.
8617 (convert_call_expr): Call walk_body on OMP_FOR's
8618 OMP_FOR_PRE_INIT_BODY.
8620 2008-01-25 Richard Guenther <rguenther@suse.de>
8622 PR tree-optimization/34966
8623 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8624 default defs and PHI_NODEs we have to insert after the
8627 2008-01-24 Nick Clifton <nickc@redhat.com>
8629 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8630 Provide a default definition.
8631 (LIBGCC2_UNITS_PER_WORD): Likewise.
8633 * config/stormy16/stormy16.c: Include df.h for the prototype
8634 for df_regs_ever_live_p.
8635 (xstormy16_expand_builtin_va_start): Convert the stack offset
8636 into a component_ref and then use POINTER_PLUS_EXPR to add it
8637 to the incoming_virtual_args_rtx.
8638 (xstormy16_gimplify_va_arg_expr): Rename to
8639 xstormy16_gimplify_va_arg_expr.
8640 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8641 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8642 xstormy16_gimplify_va_arg_expr.
8643 Fix up some formatting issues.
8645 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8646 Move to predicates.md.
8647 (xs_hi_general_operand): Likewise.
8648 (xs_hi_nonmemory_operand): Likewise.
8649 * config/stormy16/predicates.md:
8650 (xstormy16_carry_plus_operand): New predicate.
8651 (xs_hi_general_operand): New predicate.
8652 (xs_hi_nonmemory_operand): New predicate.
8653 * config/stormy16/stormy16-protos.h:
8654 (xstormy16_carry_plus_operand): Delete prototype.
8655 (xs_hi_general_operand): Likewise.
8656 (xs_hi_nonmemory_operand): Likewise.
8658 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8659 modifiers as they are no longer needed and they can trigger
8660 reload spill failures.
8662 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8663 with a match_operand in order to help reload.
8665 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8666 constraint with 'e' for the 8th alternative as this version of
8667 the mov.w instruction only accepts the lower 8 registers.
8669 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8672 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8673 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8676 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8679 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8681 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8683 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8685 (remove_structure): Update allocations list before removing structure.
8687 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8689 * ipa-struct-reorg.c (is_safe_cond_expr,
8690 create_new_stmts_for_cond_expr): Use integer_zerop function,
8691 that recognize not only zero-pointer, but zero-integer too.
8693 2008-01-25 Ben Elliston <bje@au.ibm.com>
8696 * fixproto: Escape "." in sed expression that strips leading "./".
8698 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8701 * gcc.c (SWITCH_OK): Removed.
8702 (SWITCH_LIVE): Changed to bit.
8703 (SWITCH_FALSE): Likewise.
8704 (SWITCH_IGNORE): Likewise.
8705 (switchstr): Change live_cond to unsigned int.
8706 (process_command): Replace SWITCH_OK with 0.
8707 (do_self_spec): Likewise.
8708 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8709 (give_switch): Likewise.
8710 (used_arg): Likewise.
8711 (do_spec_1): Set the SWITCH_IGNORE bit.
8712 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8713 bits. Set the SWITCH_LIVE bit.
8715 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8717 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8719 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8721 PR tree-optimization/34472
8722 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8723 parameter to a "bool *" and set *DATA to false if there is
8724 an unsafe access. Do not delete the structure here.
8725 (check_cond_exprs): Delete it here instead.
8726 (check_cond_exprs, exclude_cold_structs): Do not increase
8727 I when removing a structure.
8729 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8732 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8733 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8735 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8738 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8739 a fixed vector for stack.
8741 2008-01-24 Ben Elliston <bje@au.ibm.com>
8744 * doc/gcc.texi (Software development): Add a direntry for g++.
8746 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8748 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8749 stale and straggling -fforce-addr comments above.
8751 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8753 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8754 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8756 2008-01-23 Michael Matz <matz@suse.de>
8759 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8762 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8764 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8767 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8769 * config/avr/avr.c (avr_current_arch): New variable.
8770 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8771 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8772 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8773 (avr_override_options): Init 'avr_current_arch'.
8774 (base_arch_s): Move from here...
8775 * config/avr/avr.h (base_arch_s): ... here. Add new members
8776 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8777 'mega' to 'have_jmp_call'.
8778 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8779 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8781 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8783 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8784 MULTILIB_MATCHES): (Ditto.).
8786 2008-01-23 Richard Guenther <rguenther@suse.de>
8789 * cgraphunit.c (cgraph_reset_node): Always mark the node
8790 not reachable if it is not queued already.
8792 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8794 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8795 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8796 (cputype_selected): New static variable.
8797 (bfin_handle_option): Set it if -mcpu is used.
8798 (override_option): Select default set of workarounds if no cpu type
8799 selected on the command line.
8800 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8802 From Michael Frysinger <michael.frysinger@analog.com>
8803 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8804 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8806 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8807 for bf547, bf523, bf524, and bf526.
8808 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8810 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8811 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8812 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8813 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8814 * doc/invoke.texi (Blackfin Options): Document that
8815 -mcpu now accept bf547, bf523, bf524, and bf526.
8817 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8819 PR rtl-optimization/34628
8820 * combine.c (try_combine): Stop and undo after the first combination
8821 if an autoincrement side-effect on the first insn has effectively
8824 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8827 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8828 Offset addresses are not valid for Altivec or paired float modes.
8830 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8833 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8834 if DECL_INITIAL (decl) is error_mark_node.
8837 * c-common.c (handle_vector_size_attribute): Only allow
8838 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8839 the same way as pointer, array etc. types.
8840 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8843 * tree.c (build_type_attribute_qual_variant): Call
8844 build_qualified_type if attributes are equal, but quals are not.
8846 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8849 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8850 * flags.h (warn_strict_aliasing): Remove.
8851 (warn_strict_overflow): Remove.
8852 * opts.c (warn_strict_aliasing): Remove.
8853 (warn_strict_overflow): Remove.
8854 * c-opts.c (c_common_handle_option): -Wall only sets
8855 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8856 (c_common_post_options): Give default values to -Wstrict-aliasing
8857 and -Wstrict-overflow if they are uninitialized.
8858 * common.opt (Wstrict-aliasing): Specify Var and Init.
8859 (Wstrict-overflow): Likewise.
8861 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8863 PR rtl-optimization/26854
8864 PR rtl-optimization/34400
8865 PR rtl-optimization/34884
8866 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8868 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8869 (df_rd_bb_info.expanded_lr_out): Deleted
8870 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8871 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8872 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8873 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8874 Removed code to allocate, initialize or free expanded_lr_out.
8875 (df_rd_bb_local_compute_process_def): Restructured to make more
8877 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8878 sets if the sets are being trimmed.
8880 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8883 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8884 (as_vers): Likewise.
8885 * configure: Regenerated.
8887 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8890 * tree-pass.h (pass_build_alias): New pass.
8891 * tree-ssa-alias.c (gate_build_alias): New.
8892 (pass_build_alias): New.
8893 * passes.c (init_optimization_passes): Add pass_build_alias after
8894 pass_create_structure_vars.
8896 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8898 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8899 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8900 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8901 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
8902 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
8903 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
8904 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
8905 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
8906 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
8907 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
8908 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
8909 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
8910 * config/s390/s390.md (FP_ALL): New mode iterator.
8911 (_d): New mode attribute.
8912 ("*signbit<mode>2>"): Changed mode of first operand.
8913 ("isinf<mode>2"): Changed mode of first operand.
8914 ("*TDC_insn"): Adaptation for DFP modes.
8916 2008-01-22 Ben Elliston <bje@au.ibm.com>
8918 * tree.c (check_qualified_type): Improve function description.
8920 2008-01-21 Jason Merrill <jason@redhat.com>
8923 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
8924 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8927 2008-01-21 DJ Delorie <dj@redhat.com>
8929 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
8932 2008-01-21 Richard Guenther <rguenther@suse.de>
8935 * tree-cfg.c (verify_expr): Allow all invariant expressions
8936 instead of just constant class ones as reference argument.
8937 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
8938 like any other constant.
8939 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8941 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
8943 * regmove.c (fixup_match_1): Update call crossed frequencies.
8945 2008-01-21 Richard Guenther <rguenther@suse.de>
8948 * tree-inline.c (setup_one_parameter): Deal with mismatched
8949 types using a VIEW_CONVERT_EXPR.
8951 2008-01-21 Alon Dayan <alond@il.ibm.com>
8952 Olga Golovanevsky <olga@il.ibm.com>
8954 PR tree-optimization/34701
8955 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
8956 when the structure size is not a power of 2.
8958 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
8960 * doc/install.texi: Add doc for --enable-checking=df.
8962 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
8964 PR rtl-optimization/34808
8965 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
8967 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8969 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
8972 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8974 PR rtl-optimization/26854
8975 PR rtl-optimization/34400
8976 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
8978 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
8979 (df_rd_bb_info.expanded_lr_out): New.
8980 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
8981 * loop_iv.c (iv_analysis_loop_init): Ditto.
8982 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8983 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8984 Added code to allocate, initialize or free expanded_lr_out.
8985 (df_rd_bb_local_compute_process_def): Restructured to make
8986 more understandable.
8987 (df_rd_confluence_n): Add code to do nothing with fake edges and
8988 code to no apply invalidate_by_call sets if the sets are being trimmed.
8989 (df_lr_local_finalize): Renamed to df_lr_finalize.
8990 (df_live_local_finalize): Renamed to df_live_finalize.
8992 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8995 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
8996 deciding whether to use reciprocal instructions.
8998 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9000 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9001 dwarf2out_note_section_used if cold_text_section is NULL.
9003 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9005 PR gcov-profile/34610
9006 * tree-cfg.c (make_edges): Mark both outgoing edges from
9007 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9008 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9009 from OMP_FOR and OMP_CONTINUE outgoing edges.
9011 * tree-profile.c (tree_profiling): Return early if
9012 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9014 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9015 from cfun to child_cfun.
9016 * function.h (struct function): Add after_tree_profile bit.
9018 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9020 * config/avr/avr.S (_exit): Disable interrupt.
9022 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9023 Steven Bosscher <stevenb.gcc@gmail.com>
9025 PR rtl-optimization/26854
9026 PR rtl-optimization/34400
9027 * df-problems.c (df_live_scratch): New scratch bitmap.
9028 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9029 (df_live_reset): Clear the proper bitmaps.
9030 (df_live_bb_local_compute): Only process the artificial defs once
9031 since the order is not important.
9032 (df_live_init): Init the df_live sets only with the variables
9033 found live by df_lr.
9034 (df_live_transfer_function): Use the df_lr sets to prune the
9035 df_live sets as they are being computed.
9036 (df_live_free): Free df_live_scratch.
9038 2008-01-18 Ian Lance Taylor <iant@google.com>
9040 * common.opt: Add fmerge-debug-strings.
9041 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9042 flag_merge_debug_strings rather than flag_merge_constants.
9043 * doc/invoke.texi (Option Summary): Mention
9044 -fmerge-debug-strings.
9045 (Debugging Options): Document -fmerge-debug-strings.
9047 2008-01-18 Ian Lance Taylor <iant@google.com>
9050 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9051 (struct tree_function_decl): Add new field operator_new_flag.
9052 * tree-inline.c (expand_call_inline): When inlining a call to
9053 operator new, force the return value to go into a variable, and
9054 set DECL_NO_TBAA_P on that variable.
9055 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9057 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9060 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9061 DWARF2_DEBUGGING_INFO.
9062 (dwarf2out_note_section_used): Ditto. Add prototype.
9063 (have_multiple_function_sections, text_section_used,
9064 cold_text_section_used, *cold_text_sections): Move declarations
9067 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9069 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9070 field and add signal_ra.
9071 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9072 assignments to frame state pc. Move end of stack check after
9073 MD_FALLBACK_FRAME_STATE_FOR.
9074 (uw_update_context_1): Use frame state signal_regs if set, instead
9075 of checking signal_frame flag.
9076 (uw_update_context): Use frame state signal_ra if set.
9077 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9078 * config/xtensa/linux-unwind.h: New file.
9080 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9082 * modulo-sched.c (get_sched_window): Fix comment typo.
9084 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9086 PR tree-optimization/34648
9087 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9089 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9091 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9092 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9094 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9096 PR rtl-optimization/34400
9097 * df-core.c (df_worklist_dataflow_overeager,
9098 df_worklist_dataflow_doublequeue): New functions.
9099 (df_worklist_dataflow): Two different worklist solvers.
9100 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9103 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9106 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9107 and ftree-parallelize-loops.
9109 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9111 PR rtl-optimization/34826
9112 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9114 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9116 * global.c (find_reg): Mark the eh regs as used if necessary.
9117 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9118 * ra.h (struct allocno): no_eh_reg field added. Changed
9119 no_stack_reg type to bitfield.
9121 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9123 * tree.c (substitute_in_expr): Add missing 'break'.
9125 2008-01-17 Richard Guenther <rguenther@suse.de>
9127 PR tree-optimization/34825
9128 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9129 x / x as division to handle.
9131 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9133 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9134 "-pthread" is specified.
9135 * pa-hpux11.h (LIB_SPEC): Likewise.
9137 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9138 Peter Bergner <bergner@vnet.ibm.com>
9140 PR rtl-optimization/33796
9141 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9143 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9145 PR libgfortran/34699
9146 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9148 * pa-hpux10.h (LINK_SPEC): Likewise.
9149 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9151 2008-01-16 Richard Guenther <rguenther@suse.de>
9154 * fold-const.c (fold_convert_const_int_from_int): Do not
9155 set overflow if that occured only because of a sign extension
9156 change when converting from/to a sizetype with the same
9157 precision and signedness.
9159 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9162 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9163 location address to the correct place. Update copyright year.
9165 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9167 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9168 no dependences in the dependence_relations vector.
9170 2008-01-16 Jan Hubicka <jh@suse.cz>
9172 PR rtl-optimization/31396
9173 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9174 * cfg.c (dump_reg_info): Print it.
9175 * regs.h (struct reg_info_t): add freq_calls_crossed.
9176 (REG_FREQ_CALLS_CROSSED): New macro.
9177 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9178 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9179 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9180 regmove_optimize): Update call crossed frequencies.
9181 * local-alloc.c (struct qty): Add freq_calls_crossed.
9182 (alloc_qty): Copute freq_calls_crossed.
9183 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9184 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9185 * ra.h (struct allocno): Add freq_calls_crossed.
9187 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9189 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9190 libgomp when compiling with ftree-parallelize-loops.
9191 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9193 2008-01-16 Richard Guenther <rguenther@suse.de>
9195 PR tree-optimization/34769
9196 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9197 * tree.c (int_cst_value): Instead make this function more
9198 permissive in what it accepts as valid input. Document this
9199 function always sign-extends the value.
9201 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9202 Richard Guenther <rguenther@suse.de>
9205 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9206 (gimple_fold_indirect_ref_rhs): ... this.
9207 (gimple_fold_indirect_ref): New function with foldings
9208 that preserve lvalueness.
9209 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9210 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9211 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9212 to fold an INDIRECT_REF, fall back to the old use of
9213 fold_indirect_ref_1.
9215 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9217 * tree-data-ref.c (subscript_dependence_tester_1): Call
9218 free_conflict_function.
9219 (compute_self_dependence): Same.
9221 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9224 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9225 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9227 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9228 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9229 for DWARF2_UNWIND_INFO targets.
9231 2008-01-16 Richard Guenther <rguenther@suse.de>
9234 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9235 type qualifiers for function types.
9237 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9239 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9240 loop_iterator li from previous commit.
9242 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9244 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9246 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9248 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9249 (parallelize_loops): Don't parallelize irreducible components.
9251 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9254 * c-opts (c_common_post_options): Do not enable CPP
9255 flag_pedantic_errors by default.
9257 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9259 PR rtl-optimization/31944
9260 * cse.c (remove_pseudo_from_table): New function.
9261 (merge_equiv_classes): Use above function to remove pseudo-registers.
9262 (invalidate): Likewise.
9264 2008-01-13 Richard Guenther <rguenther@suse.de>
9267 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9268 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9270 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9272 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9273 validate_change to unshare the source of the PC set.
9275 2008-01-12 Jan Hubicka <jh@suse.cz>
9278 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9279 references above array bounds. This might trigger bounds checks for
9282 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9284 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9285 new_replaceable_dependencies.
9287 2008-01-12 Doug Kwan <dougkwan@google.com>
9289 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9290 instead of OPT_Wreturn_type in warning due to ignored return type
9292 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9293 options included in -Wextra.
9294 * c.opt: New option -Wignored_qualifiers.
9295 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9296 -Wignore_qualifiers.
9297 (-Wignored-qualifiers): Document.
9298 (-Wreturn-type): Remove description of functionality now handled
9299 by -Wignored-qualifiers.
9301 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9304 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9305 NOP_EXPR if it is between integral types with the same precision.
9307 2008-01-12 Jan Hubicka <jh@suse.cz>
9310 * invoke.texi (max-inline-recursive-depth): Fix default value.
9312 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9314 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9317 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9319 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9321 2008-01-11 James E. Wilson <wilson@specifix.com>
9324 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
9326 2008-01-11 Anatoly Sokolov <aesok@post.ru>
9328 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
9329 save/restore frame pointer register and don't use 'call-prologues'
9330 optimization in function with "OS_task" attribute.
9332 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
9335 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
9336 when copying to memory.
9338 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
9340 PR rtl-optimization/30905
9341 * cfgcleanup.c: Include dce.h
9342 (crossjumps_occured): New global variable.
9343 (try_crossjump_bb): Exit loop after finding a fallthru edge.
9344 If something changed, set crossjumps_occured to true.
9345 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
9346 Don't add/remove fake edges to exit here...
9347 (cleanup_cfg): ...but do it here, when crossjumping.
9348 Run a fast DCE when successful crossjumps occured in the latest
9349 iteration of try_optimize_cfg.
9351 2008-01-11 Richard Guenther <rguenther@suse.de>
9353 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
9354 (struct vn_unary_op_s): Likewise.
9355 (vn_reference_insert): Free old reference on hash collision.
9357 2008-01-10 Raksit Ashok <raksit@google.com>
9359 PR rtl-optimization/27971
9360 * combine.c (find_split_point): Split PLUS expressions which are
9361 inside a MEM rtx, and whose first operand is complex.
9363 2008-01-10 DJ Delorie <dj@redhat.com>
9365 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9366 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9367 (m32c_hard_regno_ok): Call the underlying function.
9369 2008-01-10 Richard Guenther <rguenther@suse.de>
9372 * tree-cfg.c (tree_merge_blocks): Do not go through the
9373 full-blown folding and stmt updating path if we just deal
9374 with virtual operands.
9375 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9376 test for abnormal SSA_NAMEs.
9378 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9381 * reload.c (push_reload): Add assertions. All constants from
9382 reg_equiv_constant should have been used for replacing the respective
9384 (find_reloads_address): Invoke find_reloads_address_part for
9385 constant taken from the reg_equiv_constant array.
9387 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9389 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9390 field (valnum) the first in the struct. Replace bools with
9393 2008-01-10 Richard Guenther <rguenther@suse.de>
9395 PR tree-optimization/34651
9396 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9397 types and ordering for masking and converting.
9399 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9401 PR tree-optimization/34017
9402 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9403 also for PHI_NODE expressions.
9405 2008-01-09 Jan Hubicka <jh@suse.cz>
9407 PR tree-optimization/34708
9408 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9409 based on number of case labels.
9410 (init_inline_once): Remove switch_cost.
9411 * tree-inline.h (eni_weights_d): Remove switch_cost.
9413 2008-01-09 Richard Guenther <rguenther@suse.de>
9414 Andrew Pinski <andrew_pinski@playstation.sony.com>
9417 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9418 temporary if an rvalue is ok or an lvalue is not required.
9420 2008-01-09 Richard Guenther <rguenther@suse.de>
9423 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9426 2008-01-09 Richard Guenther <rguenther@suse.de>
9429 * tree.c (host_integerp): Check for sizetype only if the
9430 type is an integer type.
9432 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9435 * opts.c (decode_options): Disable inlining of functions called
9436 once if not in unit-at-a-time mode.
9438 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9440 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9442 2008-01-08 Richard Guenther <rguenther@suse.de>
9445 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9446 out early if the result will be unused.
9448 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9453 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9454 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9457 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9459 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9460 for vectorization tuned.
9462 2008-01-08 Richard Guenther <rguenther@suse.de>
9464 PR tree-optimization/34683
9465 * tree-ssa-operands.c (operand_build_cmp): Export.
9466 * tree-ssa-operands.h (operand_build_cmp): Declare.
9467 * tree-vn.c (vuses_compare): Remove.
9468 (sort_vuses): Use operand_build_cmp.
9469 (sort_vuses_heap): Likewise.
9470 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9471 to re-use old VEC if available. Do not sort already sorted VUSEs.
9472 (vdefs_to_vec): Do not sort already sorted VDEFs.
9474 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9477 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9479 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9482 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9483 limitations of reciprocal sequences on x86 targets.
9485 2008-01-08 Richard Guenther <rguenther@suse.de>
9487 PR tree-optimization/34683
9488 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9490 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9493 * config/darwin.c (darwin_mergeable_string_section): Don't use
9494 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9496 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9499 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9500 negxf2. Macroize expander using X87MODEF mode iterator. Change
9501 predicates of op0 and op1 to register_operand.
9502 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9503 expander using X87MODEF mode iterator. Change predicates of
9504 op0 and op1 to register_operand.
9505 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9506 corresponding patterns and macroize using MODEF macro. Change
9507 predicates of op0 and op1 to register_operand and remove
9508 "m" constraint. Disparage "r" alternative with "!".
9509 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9510 macroize using X87MODEF macro. Change predicates of op0 and op1
9511 to register_operand and remove "m" constraint. Disparage "r"
9512 alternative with "!".
9513 (absneg splitter with memory operands): Remove.
9514 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9515 patterns and macroize using X87MODEF mode iterator.
9516 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9517 Change predicate of op1 to register_operand.
9518 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9519 for memory operands.
9521 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9523 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9525 2008-01-07 Richard Guenther <rguenther@suse.de>
9527 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9530 2008-01-07 Richard Guenther <rguenther@suse.de>
9532 PR tree-optimization/34683
9533 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9534 VOPs of the needed size to save memory. Use VEC_quick_push
9535 to save compile-time.
9536 (vdefs_to_vec): Likewise.
9538 2008-01-07 Sa Liu <saliu@de.ibm.com>
9540 * config/spu/spu.md (divdf3): Genetate inline code for double
9541 division. The implementation doesn't handle INF or NAN, therefore it
9542 only applies when -ffinite-math-only is given.
9544 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9547 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9548 * doc/cpp.texi ([Common Predefined Macros]): Document.
9550 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9552 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9553 order to use commutative addition instead of subtraction.
9555 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9556 Mircea Namolaru <namolaru@il.ibm.com>
9557 Vladimir Yanovsky <yanov@il.ibm.com>
9558 Revital Eres <eres@il.ibm.com>
9560 PR tree-optimization/34263
9561 * tree-outof-ssa.c (process_single_block_loop_latch,
9562 contains_tree_r): New functions.
9563 (analyze_edges_for_bb): Call process_single_block_loop_latch
9564 function to empty single-basic-block latch block if possible.
9566 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9568 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9570 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9572 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9574 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9576 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9578 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9580 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9582 PR tree-optimization/34618
9583 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9586 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9589 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9590 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9591 Update copyright year.
9593 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9594 Update copyright year.
9595 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9598 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9600 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9601 edge does not point to current bb before changing need_assert.
9603 2008-01-04 Richard Guenther <rguenther@suse.de>
9606 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9607 for verifying purposes if they are is_gimple_min_invariant.
9609 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9611 PR tree-optimization/34448
9612 PR tree-optimization/34465
9613 * gimplify.c (gimplify_init_constructor): Add new parameter
9614 notify_temp_creation. Use it.
9615 (gimplify_modify_expr_rhs): Take volatiles into account when
9616 optimizing constructors.
9617 Do not optimize constructors if gimplify_init_constructor will dump to
9619 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9620 * gcc.c-torture/compile/pr34448.c: New.
9622 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9624 PR gcov-profile/34609
9625 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9626 return_slot if result is TREE_ADDRESSABLE.
9628 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9630 * config/mips/mips.md (sqrt_condition): Tweak comment.
9631 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9633 2008-01-03 Tom Tromey <tromey@redhat.com>
9636 * c-common.c (c_type_hash): Handle VLAs.
9638 2008-01-03 Jan Hubicka <jh@suse.cz>
9640 PR tree-optimization/31081
9641 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9642 0 when inlining and not inlining to first basic block.
9643 (remap_decl): When var is initialized to 0, don't set default_def.
9644 (expand_call_inline): Set entry_bb.
9645 * tree-inline.h (copy_body_data): Add entry_bb.
9647 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9650 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9653 PR tree-optimization/29484
9654 * tree-inline.c (inline_forbidden_p_2): New function.
9655 (inline_forbidden_p): Disallow inlining if some static var
9656 has an address of a local LABEL_DECL in its initializer.
9657 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9660 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9662 PR tree-optimization/34635
9663 * tree-data-ref.c (add_other_self_distances): Make sure that the
9664 evolution step is constant.
9666 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9669 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9671 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9673 * tree-sra.c (scalarize_init): Insert the generate_element_init
9674 statements after the generate_element_zero statements.
9676 2008-01-02 Richard Guenther <rguenther@suse.de>
9680 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9681 for very large number of operands instead of ICEing.
9683 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9686 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9687 while stack probing.
9689 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9691 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9694 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9697 * tree-mudflap.c (mx_register_decls): Guard warning by
9698 !DECL_ARTIFICIAL check.
9700 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9702 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9703 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9704 sse5_perm<mode>): Fix constraints.