1 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3 * tree-ssa-dse (max_stmt_uid): Removed.
4 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
5 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
6 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
7 * function.h (cfun.last_stmt_uid): New field.
8 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
9 gimple_stmt_max_uid, set_gimple_stmt_max_uid,
10 inc_gimple_stmt_max_uid): New functions.
11 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12 (create_stmt_ann): Initialize the ann->uid field.
13 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
15 * tree-flow.h (renumber_gimple_stmt_uids): New function.
17 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
19 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
20 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
21 (init_empty_tree_cfg): Call it.
23 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25 * cfg.c (init_flow): Add argument THE_FUN. Use it
26 instead of cfun. Update all users.
28 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
30 * doc/invoke.text (-fdump-tree-*-verbose): New option.
31 * tree-dump.c (dump_options): New verbose option.
32 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
34 * tree-pass.h (TDF_VERBOSE): New dump flag.
35 * print-tree.c (print_node): Added code to be able to print
37 (tree-flow.h): Added include.
38 Makefile.in (print-tree.o): Added TREE_FLOW_H.
40 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
42 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
44 From Jie Zhang <jie.zhang@analog.com>
45 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
46 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
47 mcpu=bf561-none and mcpu=bf561-0.2.
48 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
49 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
50 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
51 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
52 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
54 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for
56 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
58 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
59 (cputype_selected): Remove.
60 (bfin_handle_option): Don't use cputype_selected.
61 (override_options): When no mcpu option, enable all workarounds.
62 Don't use bfin_workarounds.
63 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
65 (DEFAULT_CPU_TYPE): Don't define.
67 2008-05-16 Richard Guenther <rguenther@suse.de>
69 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
70 on deletion of the last stmt.
72 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
74 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
75 V8HImode for SSE2 and V16QImode for SSE4.1.
77 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
79 * cgraph.h (compute_inline_parameters): Made public.
80 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
81 variable_generate_summary, function_write_summary,
82 variable_write_summary, variable_read_summary. Added
83 generate_summary, write_summary, read_summary.
84 * cgraphunit.c (cgraph_process_new_functions): Changed call from
85 pass_ipa_inline.function_generate_summary, to
86 compute_inline_parameters.
87 * ipa-inline.c (compute_inline_parameters): Made public and added
89 (compute_inline_parameters_for_current): New function.
90 (pass_inline_param): Now calls
91 compute_inline_parameters_for_current.
92 (inline_generate_summary): Removed parameter and made to loop over
94 (pass_ipa_inline): Updated for new IPA_PASS structure.
95 * passes.c (execute_ipa_summary_passes): Now is called once per
96 pass rather than once per node*pass.
98 2008-05-15 Anatoly Sokolov <aesok@post.ru>
100 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
101 avr_have_mul_p, avr_asm_only_p): Remove variables.
102 (avr_override_options): Remove initialization of removed variables.
103 (avr_file_start): Convert removed variables to fields of
104 'struct base_arch_s *avr_current_arch'.
105 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
106 (AVR_HAVE_MUL): (Ditto.).
107 (AVR_HAVE_MOVW): (Ditto.).
108 (AVR_HAVE_LPMX): (Ditto.).
109 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
110 avr_asm_only_p): Remove declaration.
112 2008-05-15 Diego Novillo <dnovillo@google.com>
114 * config/arm/arm.c (arm_return_in_memory): Fix return
116 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
118 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
121 * combine.c (check_conversion): Rename back to check_promoted_subreg.
122 Don't call record_truncated_value from here.
123 (record_truncated_value): Turn it into a for_each_rtx callback.
124 (record_truncated_values): New function.
125 (combine_instructions): Call note_uses with
126 record_truncated_values. Change name of check_conversion to
127 check_promoted_subreg.
129 2008-05-15 Janis Johnson <janis187@us.ibm.com>
131 * doc/sourcebuild.texi: Document support for torture tests.
133 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
135 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
136 to alternative 4 of operand 2.
138 2008-05-15 Richard Guenther <rguenther@suse.de>
140 * tree-pass.h (current_pass): Declare.
141 (get_pass_for_id): Likewise.
142 * passes.c (passes_by_id, passes_by_id_size): New globals.
143 (set_pass_for_id): New function.
144 (get_pass_for_id): Likewise.
145 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
146 (execute_function_todo): Flush per function statistics.
147 * toplev.c (compile_file): Init statistics.
148 (general_init): Do early statistics initialization.
149 (finalize): Finish statistics.
150 * statistics.h (statistics_early_init): Declare.
151 (statistics_init): Likewise.
152 (statistics_fini): Likewise.
153 (statistics_fini_pass): Likewise.
154 (statistics_counter_event): Likewise.
155 (statistics_histogram_event): Likewise.
156 * statistics.c: New file.
157 * Makefile.in (OBJS-common): Add statistics.o.
158 (statistics.o): Add dependencies.
159 * doc/invoke.texi (-fdump-statistics): Document.
161 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
163 (execute_pre): Use statistics_counter_event.
164 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
165 (substitute_and_fold): Increment it. Use statistics_counter_event.
167 2008-05-15 Diego Novillo <dnovillo@google.com>
169 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
171 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
172 * tree-ssa-alias.c (new_type_alias): Remove references to
173 sub-variables from comment.
174 * tree-ssa-operands.c (swap_tree_operands): Likewise.
176 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
178 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
179 attribute to 1 only for insertps alternative.
181 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
183 * config/bfin/bfin.md (loadbytes): New pattern.
184 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
185 (bfin_init_builtins): Initialize it.
186 (bdesc_1arg): Add it.
188 2008-05-15 Sa Liu <saliu@de.ibm.com>
190 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
191 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
192 * testsuite/lib/target-supports.exp: Add
193 check_effective_target_fortran_integer_16.
195 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
197 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
198 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
199 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
200 (TARGET_RETURN_IN_MEMORY): Define.
202 2008-05-15 Richard Guenther <rguenther@suse.de>
205 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
206 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
207 represent unmodifiable vars.
209 2008-05-15 Richard Guenther <rguenther@suse.de>
211 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
212 INDIRECT_REF and TARGET_MEM_REF.
213 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
216 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
217 H.J. Lu <hongjiu.lu@intel.com>
219 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
220 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
221 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
222 insn alternatives. Add missing alternatives.
223 (*vec_concatv2di_rex64_sse4_1): Likewise.
224 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
225 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
228 2008-05-15 Richard Guenther <rguenther@suse.de>
230 PR tree-optimization/36009
231 PR tree-optimization/36204
232 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
233 (determine_invariantness_stmt): Record the loop a store is
235 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
238 2008-05-15 Richard Guenther <rguenther@suse.de>
240 PR tree-optimization/34330
241 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
242 through the pointer will alias the SMT.
244 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
246 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
248 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
250 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
252 2008-05-14 Michael Meissner <michael.meissner@amd.com>
253 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
255 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
256 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
257 (vashl_optab): New optab for vector/vector shifts.
258 (vashr_optab): Ditto.
259 (vlshr_optab): Ditto.
260 (vrotl_optab): Ditto.
261 (vrotr_optab): Ditto.
262 (optab_subtype): New enum for optab_for_tree_code call.
263 (optab_for_tree_code): Add enum optab_subtype argument.
265 * optabs.c (optab_for_tree_code): Take an additional argument to
266 distinguish between a vector shift by a scalar and vector shift by
267 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
268 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
269 vector shift by a vector.
270 (expand_widen_pattern_expr): Pass additional argument to
273 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
274 vrotl_optab, vrotr_optab.
276 * expr.c (expand_expr_real_1): Update calls to
277 optab_for_tree_code to distinguish between vector shifted by a
278 scalar and vector shifted by a vector.
279 * tree-vectorizer.c (supportable_widening_operation): Ditto.
280 (supportable_narrowing_operation): Ditto.
281 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
282 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
283 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
284 (vect_create_epilog_for_reduction): Ditto.
285 (vectorizable_reduction): Ditto.
286 (vectorizable_operation): Ditto.
287 (vect_strided_store_supported): Ditto.
288 (vect_strided_load_supported): Ditto.
289 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
290 * expmed.c (expand_shift): Ditto.
292 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
294 (ashr@var{m}3): Ditto.
295 (vashl@var{m}3): Document new vector/vector shift standard name.
296 (vashr@var{m}3): Ditto.
297 (vlshr@var{m}3): Ditto.
298 (vrotl@var{m}3): Ditto.
299 (vrotr@var{m}3): Ditto.
301 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
302 (PPERM_INVERT): Ditto.
303 (PPERM_REVERSE): Ditto.
304 (PPERM_REV_INV): Ditto.
308 (PPERM_INV_SIGN): Ditto.
312 * config/i386/sse.md (mulv2di3): Add SSE5 support.
313 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
314 allows a memory operand to be the value being added, and split it
315 to improve vectorization.
316 (sse5_pmacsdqh_mem): Ditto.
317 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
318 (sse5_mulv2div2di3_high): Ditto.
319 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
320 (vec_pack_trunc_v4si): Ditto.
321 (vec_pack_trunc_v2di): Ditto.
322 (sse5_pcmov_<mode>): Remove code that tried to use use
323 andps/andnps instead of pcmov.
324 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
325 pmacsdqh instructions.
326 (vec_widen_smult_lo_v4si): Ditto.
328 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
329 (PPERM_INVERT): Ditto.
330 (PPERM_REVERSE): Ditto.
331 (PPERM_REV_INV): Ditto.
335 (PPERM_INV_SIGN): Ditto.
338 (ix86_expand_sse_movcc): Move the SSE5 test after the if
340 (ix86_expand_int_vcond): If SSE5 generate all possible integer
342 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
343 says ignore whether the last reference is a memory operand.
345 2008-05-14 Michael Meissner <michael.meissner@amd.com>
346 Paolo Bonzini <bonzini at gnu dot org>
348 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
351 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
352 (vlshr<mode>3): Rename from vlshr<mode>3.
353 (vashr<mode>3): Rename from vashr<mode>3.
354 (mulv4sf3): Change the names of vector shift patterns.
358 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
361 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
386 * config/spu/spu.md (v): New iterator macro to add v for vector types.
387 (floatunssidf2_internal): Change vector/vector shift names.
388 (floatunsdidf2_internal): Ditto.
395 (vashl<mode>3): Rename from ashl<mode>3.
396 (vashr<mode>3): Rename from ashr<mode>3.
397 (vlshr<mode>3): Rename from lshr<mode>3.
398 (vrotl<mode>3): Rename from rotl<mode>3.
400 2008-05-14 Michael Meissner <michael.meissner@amd.com>
403 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
404 multiply gives the wrong value when doing widening multiplies.
405 (vec_widen_smult_lo_v4si): Ditto.
407 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
409 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
410 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
411 emit_library_call_value.
412 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
413 * tree.h (ECF_LIBCALL_BLOCK): Removed.
414 * calls.c (initialize_argument_information, precompute_arguments,
415 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
416 (precompute_arguments): Removed flags parameter.
417 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
419 2008-05-14 Richard Guenther <rguenther@suse.de>
421 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
422 Make sure to register the store if the use is a PHI_NODE.
424 2008-05-14 Olivier Hainque <hainque@adacore.com>
426 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
427 memory if the component is to be referenced in BLKmode according
428 to get_inner_reference.
430 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
432 * calls.c (emit_library_call_value_1): Restore code clearing
433 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
435 2008-05-14 Olivier Hainque <hainque@adacore.com>
436 Nicolas Roche <roche@adacore.com>
438 * configure.ac: Add support for a "gcc_subdir" variable in
439 config-lang.in, to denote a subdirectory where the language/GCC
440 integration files are to be found.
441 * configure: Regenerate.
443 2008-05-14 Ira Rosen <irar@il.ibm.com>
445 PR tree-optimization/36098
446 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
447 value for the first load in the group in case of a gap.
448 (vect_build_slp_tree): Check that there are no gaps in loads.
450 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
452 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
453 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
454 expand_copysign_bit, ): Change call to emit_no_conflict_block to
455 emit_insn and remove unneeded code to construct extra args.
456 (emit_no_conflict_block): Removed.
457 * optabls.h: (emit_no_conflict_block): Removed.
458 * cse.c (cse_extended_basic_block): Remove search for
459 REG_NO_CONFLICT note.
460 * global.c: Removed incorrect comment added in revision 117.
461 * expr.c (convert_move): Change call to emit_no_conflict_block to
463 * recog.c: Change comments so that they do not mention
465 * local_alloc.c (combine_regs): Removed last parameter.
466 (no_conflict_p): Removed.
467 (block_alloc): Removed note, no_conflict_combined_regno and set
468 local vars. Removed all code to process REG_NO_CONFLICT blocks.
469 (combine_regs): Removed already_dead and code to look for
470 REG_NO_CONFLICT notes.
471 * lower_subreg (remove_retval_note): Removed code to look for
472 REG_NO_CONFLICT block.
473 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
474 (resolve_clobber): Remove code to process libcalls that have
475 REG_NO_CONFLICT notes.
476 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
478 * combine.c (can_combine_p, distribute_notes): Removed
479 REG_NO_CONFLICT case.
480 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
482 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
483 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
485 * reg-notes.def (NO_CONFLICT): Removed.
487 2008-05-14 David S. Miller <davem@davemloft.net>
489 * config/sparc/sparc.c (sparc_profile_hook): If
490 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
491 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
492 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
494 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
496 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
498 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
501 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
502 and op1 expansion before vector concat to have less live pseudos.
504 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
506 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
507 ix86_expand_vector_set if supported.
509 2008-05-13 Diego Novillo <dnovillo@google.com>
510 Kenneth Zadeck <zadeck@naturalbridge.com>
512 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
514 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
515 phinodes_print_statistics, init_ssanames, fini_ssanames,
516 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
517 release_ssa_name, release_defs, replace_ssa_name_symbol,
518 ssanames_print_statistics): Move ...
519 * tree-flow.h: ... here.
520 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
521 Use FN instead of cfun.
522 (make_ssa_name_fn): Rename from make_ssa_name.
523 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
524 * tree-flow-inline.h (make_ssa_name): Move from
525 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
526 * omp-low.c (expand_omp_parallel):
527 * tree-flow-inline.h (redirect_edge_var_map_result):
528 * tree-ssa.c (init_tree_ssa): Add argument FN.
529 Use it instead of cfun. Update all users.
531 2008-05-13 Tom Tromey <tromey@redhat.com>
533 PR preprocessor/22168:
534 * doc/cpp.texi (Top): Update menu.
535 (Alternatives to Wrapper #ifndef): New node.
536 (Other Directives): Document deprecation.
537 (Obsolete Features): Remove menu.
538 (Assertions): Merge node into Obsolete Features.
539 (Obsolete once-only headers): Move earlier; rename to Alternatives
541 * doc/cppopts.texi: Update.
542 * c.opt (Wdeprecated): Enable for C and ObjC.
543 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
544 (C++ Dialect Options): Move -Wno-deprecated from here to...
545 (Warning Options): ... here.
547 2008-05-13 Richard Guenther <rguenther@suse.de>
550 * fold-const.c (fold_sign_changed_comparison): Do not allow
551 changes in pointer-ness.
553 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
556 * config/sh/sh.c (sh_expand_prologue): Don't clear
557 RTX_FRAME_RELATED_P for push insns.
559 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
561 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
563 2008-05-12 Anatoly Sokolov <aesok@post.ru>
565 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
566 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
567 Use 'machine->is_leaf' instead of 'leaf_func_p'.
569 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
571 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
572 (*vec_concatv4sf_sse): This.
573 (*sse2_concatv2si): Renamed to ...
574 (*vec_concatv2si_sse2): This.
575 (*sse1_concatv2si): Renamed to ...
576 (*vec_concatv2si_sse): This.
577 (*vec_concatv2di_rex): Renamed to ...
578 (*vec_concatv2di_rex64): This.
579 (*vec_concatv2si_sse4_1): New.
580 (*vec_concatv2di_rex64_sse4_1): Likewise.
582 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
584 PR rtl-optimization/36111
585 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
586 that was created for swappable operands.
588 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
591 * Makefile.in: Substitute GNATMAKE and GNATBIND.
592 * configure.ac: Add call to ACX_PROG_GNAT.
594 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
596 * optc-gen.awk: Fix comment typo.
598 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
600 * pretty-print.c (pp_integer_with_precision): Use
601 HOST_LONG_LONG_FORMAT.
603 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
605 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
607 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
609 * config/i386/i386.c (bdesc_ptest): Removed.
610 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
611 (bdesc_args): Add __builtin_ia32_ptestz128,
612 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
613 (ix86_init_mmx_sse_builtins): Updated.
614 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
615 (ix86_expand_builtin): Updated.
617 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
619 * tree-cfg.c (valid_fixed_convert_types_p): New function.
620 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
622 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
624 * value-prof.c (interesting_stringop_to_profile): Do not
625 return early for BUILT_IN_MEMPCPY.
627 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
629 * calls.c (expand_call): Don't use callgraph to increase
630 preferred_stack_boundary.
632 * cgraph.h (cgraph_rtl_info): Use unsigned on
633 preferred_incoming_stack_boundary.
635 * final.c (rest_of_clean_state): Use unsigned on
636 preferred_stack_boundary.
638 2008-05-09 Tom Tromey <tromey@redhat.com>
640 PR preprocessor/22231:
641 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
644 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
646 PR tree-optimization/36129
647 * tree-ssa-ccp.c: Include value-prof.h.
648 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
649 built-in function was folded to a constant.
650 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
652 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
653 Sebastian Pop <sebastian.pop@amd.com>
655 * tree-scalar-evolution.c: Document instantiate_scev.
656 (instantiate_parameters_1): Renamed instantiate_scev_1.
657 Don't use the same loop for instantiation_loop and evolution_loop.
658 (instantiate_scev): New.
659 (instantiate_parameters): Moved...
660 (resolve_mixers): Update call to instantiate_scev_1 to pass the
661 same loop twice. Maintains the semantics for this function.
662 * tree-scalar-evolution.h (instantiate_scev): Declare.
663 (instantiate_parameters): ...here. Now static inline.
664 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
665 instead of resolve_mixers.
667 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
669 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
671 2008-05-09 Tomas Bily <tbily@suse.cz>
673 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
674 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
675 * tree-ssa-structalias.c (get_constraint_for): Likewise.
676 * c-common.c (c_common_truthvalue_conversion): Likewise.
677 * tree-object-size.c (compute_object_offset): Likewise.
678 * tree-inline.c (estimate_num_insns_1): Likewise.
679 * varasm.c (const_hash_1, compare_constant, copy_constant)
680 (compute_reloc_for_constant, output_addressed_constants)
681 (initializer_constant_valid_p): Likewise.
682 * c-omp.c (check_omp_for_incr_expr): Likewise.
683 * gimplify.c (gimplify_expr): Likewise.
684 * c-typeck.c (c_finish_return): Likewise.
685 * tree-vectorizer.c (supportable_widening_operation)
686 (supportable_narrowing_operation): Likewise.
687 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
688 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
689 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
690 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
691 (descr_info_loc): Likewise.
692 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
693 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
694 (fold_unary): Likewise.
695 * builtins.c (get_pointer_alignment): Likewise.
696 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
697 (instantiate_parameters_1): Likewise.
698 * tree.c (expr_align, stabilize_reference): Likewise.
699 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
700 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
701 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
702 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
703 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
704 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
706 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
707 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
708 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
709 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
710 (forward_propagate_comparison)
711 (tree_ssa_forward_propagate_single_use_vars): Likewise.
712 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
713 * emit-rtl.c (component_ref_for_mem_expr)
714 (set_mem_attributes_minus_bitpos): Likewise.
715 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
716 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
718 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
719 (build_function_call, pointer_diff, build_compound_expr)
720 (c_finish_return): Likewise.
721 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
722 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
724 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
725 * expr.c (is_aligning_offset): Likewise.
726 * tree-ssa-alias.c (is_escape_site): Likewise.
727 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
728 (check_all_va_list_escapes): Likewise.
729 * tree-ssa-loop-ivopts.c (determine_base_object)
730 (determine_common_wider_type): Likewise.
731 * dojump.c (do_jump): Likewise.
732 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
733 * tree-gimple.c (is_gimple_cast): Likewise.
734 * fold-const.c (decode_field_reference, )
735 (fold_sign_changed_comparison, fold_unary, fold_comparison)
736 (fold_binary): Likewise.
737 * tree-ssa-alias-warnings.c (find_alias_site_helper)
738 (already_warned_in_frontend_p): Likewise.
739 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
740 * tree.c (really_constant_p, get_unwidened): Likewise.
741 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
742 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
743 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
745 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
747 (CONVERT_EXPR_P): Define.
748 (CASE_CONVERT): Define.
750 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
753 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
754 (delete_unmarked_insns): When deleting a call, call
755 delete_unreachable_blocks.
756 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
757 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
759 2008-05-08 Richard Guenther <rguenther@suse.de>
761 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
762 (-ftree-salias): Likewise.
763 (salias-max-implicit-fields): Remove param documentation.
764 (salias-max-array-elements): Likewise.
765 * tree-pass.h (pass_create_structure_vars): Remove.
766 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
767 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
768 * tree-ssa-alias.c (create_structure_vars): Remove.
769 (gate_structure_vars): Likewise.
770 (pass_create_structure_vars): Likewise.
771 (gate_build_alias): Likewise.
772 (pass_build_alias): Adjust to run always and dump the function.
773 * common.opt (ftree-salias): Hide.
774 * passes.c (init_optimization_passes): Remove
775 pass_create_structure_vars, adjust comment.
776 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
777 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
778 * opts.c (decode_options): Do not set flag_tree_salias.
779 (common_handle_option): Add OPT_ftree_salias to the backward
780 compatibility section.
782 2008-05-08 Richard Guenther <rguenther@suse.de>
784 * tree-flow-inline.h (var_can_have_subvars): Move ...
785 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
786 * tree-flow.h (var_can_have_subvars): Remove.
787 (push_fields_onto_fieldstack): Remove.
788 (sort_fieldstack): Likewise.
789 (struct fieldoff): Move ...
790 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
791 alias_set and base_for_components fields.
792 (sort_fieldstack): Make static.
793 (push_fields_onto_fieldstack): Likewise. Remove code that
794 handles anything but RECORD_TYPEs. Remove alias_set and
795 base_for_components handling.
796 (create_variable_info_for): Adjust.
798 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
800 * common.opt (Wframe-larger-than=): Shorten the help message
802 * doc/invoke.texi (Wframe-larger-than=): Add more description.
804 2008-05-08 Rafael Espindola <espindola@google.com>
806 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
808 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
809 trap and that both operands are gimple values.
810 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
811 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
814 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
816 * read-rtl.c (join_c_conditions): Return the first string if the
817 two strings are equal.
819 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
821 * gensupport.h (pred_data): Add a "num_codes" field.
822 (add_predicate_code): Declare.
823 * gensupport.c (add_predicate_code): New function.
824 (std_pred_table): Add an "allows_const_p" field.
825 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
826 Remove the (incomplete) list of such codes from the codes field.
827 (init_predicate_table): Use add_predicate_code. Add all
828 RTX_CONST_OBJs if allows_const_p is true.
829 * genrecog.c (process_define_predicate): Use add_predicate_code.
831 2008-05-08 David Daney <ddaney@avtrex.com>
832 Richard Sandiford <rsandifo@nildram.co.uk>
834 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
835 special case of constant zero operands.
836 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
837 old and new values. Special case constant zero values.
838 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
840 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
841 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
843 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
846 * simplify-rtx.c (simplify_plus_minus): Create CONST of
847 similar RTX_CONST_OBJ before CONST_INT.
849 2008-05-08 Steve Ellcey <sje@cup.hp.com>
851 * stmt.c (expand_stack_restore): Change sa mode if needed.
853 2008-05-08 Richard Guenther <rguenther@suse.de>
855 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
857 (ix86_sol10_return_in_memory): Likewise.
858 (ix86_i386elf_return_in_memory): Likewise.
859 (ix86_i386interix_return_in_memory): Likewise.
860 * config/i386/i386.c (ix86_return_in_memory): Likewise.
861 (ix86_sol10_return_in_memory): Likewise.
862 (ix86_i386elf_return_in_memory): Likewise.
863 (ix86_i386interix_return_in_memory): Likewise.
865 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
868 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
870 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
871 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
874 2008-05-08 Richard Guenther <rguenther@suse.de>
876 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
877 * tree-data-ref.h (struct dr_alias): Remove subvars field.
878 (DR_SUBVARS): Remove.
879 * tree-dfa.c (dump_subvars_for): Remove.
880 (debug_subvars_for): Likewise.
881 (dump_variable): Do not dump subvars.
882 (remove_referenced_var): Do not remove subvars.
883 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
884 (lookup_subvars_for_var): Remove.
885 (get_subvars_for_var): Likewise.
886 (get_subvars_at): Likewise.
887 (get_first_overlapping_subvar): Likewise.
888 (overlap_subvar): Likewise.
889 * tree-flow.h (subvar_t): Remove.
890 (struct var_ann_d): Remove subvars field.
891 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
892 argument. Remove special handling of SFTs.
893 (compute_tag_properties): Likewise.
894 (set_initial_properties): Likewise.
895 (compute_call_clobbered): Likewise.
896 (count_mem_refs): Likewise.
897 (compute_memory_partitions): Likewise.
898 (compute_flow_insensitive_aliasing): Likewise.
899 (setup_pointers_and_addressables): Likewise.
900 (new_type_alias): Likewise.
901 (struct used_part): Remove.
902 (used_portions): Likewise.
903 (struct used_part_map): Likewise.
904 (used_part_map_eq): Likewise.
905 (used_part_map_hash): Likewise.
906 (free_used_part_map): Likewise.
907 (up_lookup): Likewise.
908 (up_insert): Likewise.
909 (get_or_create_used_part_for): Likewise.
910 (create_sft): Likewise.
911 (create_overlap_variables_for): Likewise.
912 (find_used_portions): Likewise.
913 (create_structure_vars): Likewise.
914 * tree.def (STRUCT_FIELD_TAG): Remove.
915 * tree.h (MTAG_P): Adjust.
916 (struct tree_memory_tag): Remove base_for_components and
917 unpartitionable flags.
918 (struct tree_struct_field_tag): Remove.
919 (SFT_PARENT_VAR): Likewise.
920 (SFT_OFFSET): Likewise.
921 (SFT_SIZE): Likewise.
922 (SFT_NONADDRESSABLE_P): Likewise.
923 (SFT_ALIAS_SET): Likewise.
924 (SFT_UNPARTITIONABLE_P): Likewise.
925 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
926 (union tree_node): Remove sft field.
927 * alias.c (get_alias_set): Remove special handling of SFTs.
928 * print-tree.c (print_node): Remove handling of SFTs.
929 * tree-dump.c (dequeue_and_dump): Likewise.
930 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
931 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
932 * tree-predcom.c (set_alias_info): Do not set subvars.
933 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
934 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
935 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
936 (add_vars_for_offset): Remove.
937 (add_virtual_operand): Remove special handling of SFTs.
938 (add_call_clobber_ops): Likewise.
939 (add_call_read_ops): Likewise.
940 (get_asm_expr_operands): Likewise.
941 (get_modify_stmt_operands): Likewise.
942 (get_expr_operands): Likewise.
943 (add_to_addressable_set): Likewise.
944 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
945 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
946 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
947 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
948 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
949 (tree_node_structure): Likewise.
950 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
952 (find_what_p_points_to): Likewise.
954 2008-05-08 Sa Liu <saliu@de.ibm.com>
956 * config/spu/spu.md: Fixed subti3 pattern.
958 2008-05-08 Richard Guenther <rguenther@suse.de>
961 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
962 sure to create a representative for trailing arrays for PTA.
964 2008-05-08 Richard Guenther <rguenther@suse.de>
967 * fold-const.c (operand_equal_p): Two objects which types
968 differ in pointerness are not equal.
970 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
972 * calls.c (compute_argument_block_size): Add argument tree fndecl.
973 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
974 (emit_library_call_value_1): Add new variable fndecl initialized by
975 NULL_TREE. It should be the decl type of orgfun, but this information
976 seems not to be available here, so it uses the default calling abi.
977 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
978 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
979 by TARGET_RETURN_IN_MEMORY.
980 * config/i386/i386-interix.h: Likewise.
981 * config/i386/i386.h: Likewise.
982 * config/i386/i386elf.h: Likewise.
983 * config/i386/ptx4-i.h: Likewise.
984 * config/i386/sol2-10.h: Likewise.
985 * config/i386/sysv4.h: Likewise.
986 * config/i386/vx-common.h: Likewise.
987 * config/cris/cris.h: Removed #if 0 clause.
988 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
989 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
991 (ix86_sol10_return_in_memory): Likewise.
992 (ix86_i386elf_return_in_memory): New.
993 (ix86_i386interix_return_in_memory): New.
994 * config/mt/mt-protos.h (mt_return_in_memory): New.
995 * config/mt/mt.c: Likewise.
996 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
997 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
998 * config/bfin/bfin.h: Likewise.
999 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1001 * config/bfin/bfin.c: Likewise.
1002 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1003 * config/alpha/unicosmk.h: Likewise.
1004 * config/i386/cygming.h: Likewise.
1005 * config/iq2000/iq2000.h: Likewise.
1006 * config/mips/mips.h: Likewise.
1007 * config/mn10300/mn10300.h: Likewise.
1008 * config/rs6000/rs6000.h: Likewise.
1009 * config/score/score.h: Likewise.
1010 * config/spu/spu.h: Likewise.
1011 * config/v850/v850.h: Likewise.
1012 * defaults.h: Likewise.
1013 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1014 * expr.c (emit_block_move): Adjust use of
1015 OUTGOING_REG_PARM_STACK_SPACE.
1016 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1017 OUTGOING_REG_PARM_STACK_SPACE.
1018 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1020 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1022 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1023 on OMP_RETURN for OMP_FOR.
1026 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1027 (fortran_common): New function.
1028 (gen_variable_die): Call fortran_common instead of common_check,
1029 adjust for it returning tree instead of rtx. Formatting.
1031 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1035 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1036 * c-decl.c (merge_decls): Ditto.
1037 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1038 to RTL_CONST_OR_PURE_CALL_P.
1039 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1040 Initialized DECL_LOOPING_CONST_PURE.
1041 (process_call_operands): Set tree_side_effects properly.
1042 * tree.h (TREE_READONLY_DECL_P): Removed.
1043 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1044 (DECL_LOOPING_OR_CONST_P): New macro.
1045 (struct tree_function_decl): Added looping_const_or_pure_p.
1047 (ECF_LOOPING_OR_CONST_P): New macro.
1048 * rtlanal.c (pure_const_p): Removed.
1049 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1050 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1051 to RTL_CONST_CALL_P.
1052 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1053 (check_decl, check_tree, check_call, scan_function): Initialize
1055 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1056 (static_execute): Set looping true for recursive functions.
1057 Undo setting state to IPA_NEITHER for recursive functions.
1059 * ifcvt.c (noce_can_store_speculate_p): Changed
1060 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1061 RTL_CONST_OR_PURE_CALL_P.
1062 * dse.c (scan_insn): Ditto.
1063 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1064 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1065 RTL_CONST_OR_PURE_CALL_P.
1066 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1067 pure_call_p to RTL_CONST_CALL_P.
1068 * gimplify.c (gimplify_call_expr): Clear side effects for
1069 non-looping pure and constant calls.
1070 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1071 (flags_from_decl_or_type): Set ecf flags from decl flags.
1072 (initialize_argument_information): Turn off
1073 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1074 Change const to pure if callee_copies is true rather than just
1076 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1077 way of marking pure calls.
1078 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1079 Remove hack that was supposed to fix pr7335 and remove old
1080 way of marking pure calls.
1081 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1082 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1083 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1084 RTL_CONST_OR_PURE_CALL_P.
1085 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1086 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1087 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1088 * sched-deps.c (schedule_analyze): Ditto.
1089 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1090 return_val field of calls to represent pure and const function info.
1091 (CONST_OR_PURE_CALL_P): Deleted macro.
1092 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1093 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1094 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1096 * tree-optimize.c (execute_fixup_cfg): Added test for
1097 ECF_LOOPING_CONST_OR_PURE.
1098 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1100 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1101 effects for looping pure or const calls.
1102 (verify_gimple_expr): Added verification code.
1103 * config/alpha/alpha.c (alpha_legitimize_address,
1104 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1106 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1107 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1108 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1109 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1110 RTL_CONST_OR_PURE_CALL_P.
1111 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1112 and const calls to be deleted.
1114 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1117 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1118 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1119 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1120 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1121 to handle nonimmediate operands.
1122 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1123 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1124 to handle nonimmediate operands.
1125 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1126 (mmx_pmulhrwv4hi3): New expander. Use
1127 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1128 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1129 (sse2_umulv1siv1di3): New expander. Use
1130 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1131 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1132 (mmx_eq<mode>3): New expander. Use
1133 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1134 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1135 (mmx_uavgv8qi3): New expander. Use
1136 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1137 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1138 (mmx_uavgv4hi3): New expander. Use
1139 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1141 * config/i386/sse.md
1142 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1143 to handle nonimmediate operands.
1144 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1145 to handle nonimmediate operands.
1146 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1147 to handle nonimmediate operands.
1148 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1149 to handle nonimmediate operands.
1150 (sse2_unpckhpd_exp): New expander. Use
1151 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1152 (sse2_unpcklpd_exp): New expander. Use
1153 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1154 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1155 to handle nonimmediate operands.
1156 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1157 to handle nonimmediate operands.
1158 (*sse2_<plusminus_insn><mode>3): Rename from
1159 sse2_<plusminus_insn><mode>3 insn pattern.
1160 (sse2_<plusminus_insn><mode>3): New expander. Use
1161 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1162 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1163 (sse2_umulv2siv2di3): New expander. Use
1164 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1165 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1166 (sse4_1_mulv2siv2di3): New expander. Use
1167 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1168 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1169 (sse2_pmaddwd): New expander. Use
1170 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1171 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1172 (sse2_eq<mode>3): New expander. Use
1173 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1174 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1175 (sse4_1_eqv2di3): New expander. Use
1176 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1177 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1178 (sse2_uavgv16qi3): New expander. Use
1179 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1180 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1181 (sse2_uavgv16qi3): New expander. Use
1182 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1183 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1184 (sse2_uavgv8hi3): New expander. Use
1185 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1186 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1187 (ssse3_pmulhrswv8hi3): New expander. Use
1188 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1189 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1190 (ssse3_pmulhrswv4hi3): New expander. Use
1191 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1193 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1194 (<sse>_vmmul<mode>3): Ditto.
1195 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1197 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1198 (ssse3_pmaddubsw): Ditto.
1200 * config/i386/i386.c (struct_builtin_description)
1201 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1202 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1203 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1204 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1205 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1206 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1207 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1208 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1209 (ix86_fixup_binary_operands): Assert that src1
1210 and src2 must have the same mode when swapped.
1211 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1212 and ix86_binary_operator_ok. Do not force operands in registers
1215 2008-05-07 Jan Hubicka <jh@suse.cz>
1217 * cgraph.c (dump_cgraph_node): Update.
1218 * cgraph.h (cgraph_local_info): Break out inline summary.
1219 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1221 * ipa-inline (inline_summary): New accestor function.
1222 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1223 cgraph_decide_inlining, compute_inline_parameters): Update.
1224 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1226 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1228 Cleanup ColdFire scheduling support and add V4 pipeline model.
1230 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1231 (define_attr cpu): Add cfv4 value.
1232 (define_attr type, define_attr type1): Merge into a single 'type'
1233 attribute. Update all uses.
1234 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1235 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1237 (define_attr opx_mem, define_attr opy_mem): Remove.
1238 (define_attr op_mem): Clean up, update comment.
1239 (define_attr size): Use specific values instead of general int.
1240 (define_attr guess, define_attr split): Remove. Update all uses.
1241 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1242 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1243 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1244 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1245 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1246 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1247 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1248 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1249 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1250 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1251 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1252 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1253 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1254 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1255 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1256 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1257 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1258 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1259 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1260 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1261 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1262 Update or set attributes.
1263 (stack_tie): New fake instruction.
1265 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1266 (m68k_sched_attr_size): Update declaration.
1267 (m68k_sched_attr_type2): Remove.
1268 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1269 Declare new bypass predicates.
1271 * config/m68k/m68k.c (m68k_sched_issue_rate,
1272 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1274 (TARGET_SCHED_ISSUE_RATE,
1275 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1276 (override_options): Handle scheduling for ColdFire V4 core.
1277 (m68k_expand_prologue): Emit stack_tie.
1278 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1279 'OP_TYPE_FPN'. Update all uses.
1280 (sched_guess_p): Remove.
1281 (sched_address_type): Handle symbolic addresses.
1282 (sched_get_operand): New static function.
1283 (sched_operand_type): Merge into sched_attr_op_type.
1284 (sched_attr_op_type): Handle FP registers, handle quick constants,
1286 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1287 (m68k_sched_attr_size): Update. Move logic to ...
1288 (sched_get_attr_size_int): New static function.
1289 (sched_get_opxy_mem_type): New static function.
1290 (m68k_sched_attr_op_mem): Update.
1291 (m68k_sched_attr_type2): Remove.
1292 (sched_cfv4_bypass_data): New static variable.
1293 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1294 (m68k_sched_issue_rate): Implement scheduler hook.
1295 (struct _sched_ib: enabled_p): New field.
1296 (m68k_sched_variable_issue): Update. Handle V4.
1297 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1298 sched_dump_class_func_t, sched_dump_split_class,
1299 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1300 sched_dump_dfa_class, m68k_sched_dump): Remove.
1301 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1303 (m68k_sched_init_global): Remove statisctics dumping, introduce
1304 sanity check that all instructions have pipeline reservations. Handle
1306 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1307 Handle ColdFire V4 core.
1308 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1309 New static functions.
1310 (m68k_sched_address_bypass_p): New bypass predicate.
1311 (sched_get_indexed_address_scale): New static function.
1312 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1314 * cf.md: Update comments.
1315 (define_attr type2): Remove. Use 'type' attribute instead.
1317 (cf_ib): Rename to cfv123_ib. Update all uses.
1318 (cf_oep): Rename to cfv123_oep. Update all uses.
1319 (cf_chr): Rename to cfv123_chr. Update all uses.
1320 (cf_mem): Rename to cfv123_mem. Update all uses.
1321 (cf_mac): Move to more appropriate place.
1322 (cfv123_guess): New automaton and cpu_unit.
1323 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1324 Update uses of 'size' attribute. Handle before reload scheduling.
1325 (cfv123_guess): New dummy reservation for unhandled instructions.
1326 (cfv4_*): Pipeline description of ColdFire V4 core.
1327 (ignore): New reservation to handle 'ignore' type.
1329 2008-05-07 Ian Lance Taylor <iant@google.com>
1332 * gimplify.c (find_single_pointer_decl_1): Don't look through
1334 (find_single_pointer_decl): Adjust comments.
1336 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1339 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1340 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1343 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1344 integral type rather than floating point, then VIEW_CONVERT_EXPR
1345 to the floating point type.
1347 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1349 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1350 TFmode op0 to register.
1352 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1354 * c-decl.c (grokdeclarator): Comment typo.
1356 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1358 * tree-flow.h: Remove prototype for computed_goto_p.
1359 * tree-cfg.c (computed_goto_p): Make static.
1361 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1364 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1365 (contains_aligned_value_p): This. Handle _Decimal128.
1366 (ix86_function_arg_boundary): Only align _Decimal128 to its
1367 natural boundary and handle it properly.
1369 2008-05-06 Martin Jambor <mjambor@suse.cz>
1371 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1372 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1373 (ipcp_method_set_orig_node): Removed.
1374 (ipcp_cval_get_cvalue_type): Removed.
1375 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1376 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1377 (ipcp_cval_set_cvalue_type): Removed.
1378 (ipcp_cval_get_cvalue): Removed.
1379 (ipcp_cval_set_cvalue): Removed.
1380 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1381 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1382 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1383 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1384 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1385 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1386 (ipcp_get_ith_lattice): Changed parameters.
1387 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1388 (ipcp_lattice_from_jfunc): Changed parameters.
1389 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1390 (ipcp_method_cval_print): Added temporary variable info.
1391 (ipcp_redirect): Removed already unused local variable caller.
1392 (ipcp_redirect): New temporary variable orig_callee_info
1393 (ipcp_redirect): Removed newly unused local variable callee.
1394 (ipcp_redirect): Removed (a bit confusing) local variable type.
1395 (ipcp_insert_stage): Added local variable info.
1396 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1398 (ipcp_formal_create): Removed.
1399 (ipcp_method_cval_set): Removed.
1400 (ipcp_propagate_stage): Renamed lattice variables.
1401 (ipcp_method_cval_set_cvalue_type): Removed.
1402 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1403 (ipcp_print_all_lattices): Changed printed strings to refer to
1404 lattices rather than cvals.
1405 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1406 (ipcp_propagate_const): Changed formal parameters.
1407 (build_const_val): Changed formal parameters.
1408 (ipcp_insert_stage): Removed useless variable cvalue
1409 (build_const_val): Changed formal parameters.
1410 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1411 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1412 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1413 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1414 (ipcp_print_func_profile_counts): Changed string from "method" to
1416 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1417 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1418 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1419 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1420 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1421 (ipcp_lat_is_const): Changed parameters and made inline.
1422 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1423 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1424 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1425 the predicate condition directly
1426 (ipcp_propagate_stage): Added local variable args. Removed local
1427 variable callee. (Both are mere code simplifications.)
1428 (ipcp_method_dont_insert_const): Renamed to
1429 ipcp_node_not_modifiable_p.
1430 (ipcp_node_not_modifiable_p): Made inline.
1431 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1432 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1433 (ipcp_print_all_lattices): Removed variable cvalue
1434 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1437 2008-05-06 Olivier Hainque <hainque@adacore.com>
1439 * tree-sra.c (try_instantiate_multiple_fields): Early return
1440 if field has POINTER_TYPE.
1442 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1444 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1445 by using 'q' specifier for instruction.
1446 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1448 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1450 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1451 Change mode of zero_extract from QImode to HImode.
1452 (sign bit tests peepholes): (Ditto.).
1454 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1456 * config/i386/mmx.md: Remove double backslashes from asm templates.
1457 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1458 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1459 to handle nonimmediate operands.
1460 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1461 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1462 to handle nonimmediate operands.
1463 (*mmx_<code>v2sf3_finite): New insn pattern.
1464 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
1465 (mmx_<code>v2sf3): New expander. Use
1466 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1467 (mmx_<plusminus_insn><mode>3): New expander. Use
1468 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1469 (*mmx_<plusminus_insn><mode>3): New insn pattern.
1470 (mmx_add<mode>3): Removed.
1471 (mmx_ssadd<mode>3): Ditto.
1472 (mmx_usadd<mode>3): Ditto.
1473 (mmx_sub<mode>3): Ditto.
1474 (mmx_sssub<mode>3): Ditto.
1475 (mmx_ussub<mode>3): Ditto.
1476 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
1477 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
1478 to handle nonimmediate operands.
1479 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
1481 (mmx_smulv4hi3_highpart): New expander. Use
1482 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1483 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
1485 (mmx_umulv4hi3_highpart): New expander. Use
1486 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1487 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
1488 (mmx_<code>v4hi3): New expander. Use
1489 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1490 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
1491 (mmx_<code>v8qi3): New expander. Use
1492 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1493 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1494 (mmx_<code><mode>3): New expander. Use
1495 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1497 2008-05-05 Jan Hubicka <jh@suse.cz>
1499 PR tree-optimization/36118
1500 * passes.c (pass_init_dump_file): Fix dump header.
1502 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1505 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1506 VCE for function decls.
1508 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1510 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1512 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1514 * config/i386/i386.md (sat_plusminus): New.
1515 (plusminus_insn): Likewise.
1516 (plusminus_mnemonic): Likewise.
1518 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1519 (*<addsub><mode>3_cc_overflow): Renamed to ...
1520 (*<plusminus_insn><mode>3_cc_overflow): This.
1521 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1522 (*<plusminus_insn>si3_zext_cc_overflow): This.
1524 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1525 (<plusminus_insn><mode>3): This.
1526 (*<addsub><mode>3): Renamed to ...
1527 (*<plusminus_insn><mode>3): This.
1528 (<sse>_vm<addsub><mode>3): Renamed to ...
1529 (<sse>_vm<plusminus_insn><mode>3): This.
1530 (sse3_h<addsub>v4sf3): Renamed to ...
1531 (sse3_h<plusminus_insn>v4sf3): This.
1532 (sse3_h<addsub>v2df3): Renamed to ...
1533 (sse3_h<plusminus_insn>v2df3): This.
1534 (<plusminus_insn><mode>3): New.
1535 (*<plusminus_insn><mode>3): Likewise.
1536 (sse2_<plusminus_insn><mode>3): Likewise.
1537 (add<mode>): Removed.
1538 (*add<mode>3): Likewise.
1539 (sse2_ssadd<mode>3): Likewise.
1540 (sse2_usadd<mode>3): Likewise.
1541 (sub<mode>3): Likewise.
1542 (*sub<mode>3): Likewise.
1543 (sse2_sssub<mode>3): Likewise.
1544 (sse2_ussub<mode>3): Likewise.
1546 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1548 * gthr-single.h: Add in required interface elements as per gthr.h.
1549 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1550 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1551 Generalize UNUSED macro.
1552 (__gthread_once): Add.
1553 (__gthread_key_create): Add.
1554 (__gthread_key_delete): Add.
1555 (__gthread_getspecific): Add.
1556 (__gthread_setspecific): Add.
1558 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1560 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1561 the same size types for the indirect reference on the rhs, then
1564 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1566 * config/i386/i386.md
1567 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1568 one insn template instead of template series.
1569 (*xordi_1_rex64): Ditto.
1570 (*xordi_2_rex64): Ditto.
1572 2008-05-05 Ira Rosen <irar@il.ibm.com>
1574 PR tree-optimization/36119
1575 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1578 2008-06-04 Jan Hubicka <jh@suse.cz>
1580 tree-optimization/36100
1581 * tree-pass.h (pass_O0_always_inline): Declare.
1582 * ipa-inline.c (inline_transform): Remove dead code.
1583 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1584 pass_O0_always_inline): New.
1585 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1587 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1589 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1590 mnemonic in this_param move for TARGET_64BIT.
1592 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1594 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1595 (*strmovsi_rex_1): Ditto.
1596 (*strsetsi_1): Ditto.
1597 (*strsetsi_rex_1): Ditto.
1599 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1600 adddicc expanders using SWI mode iterator.
1602 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1605 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1608 2008-05-04 David S. Miller <davem@davemloft.net>
1610 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1611 (sparc*-*-linux*): Use linux.h in tm_file.
1612 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1613 compiler defaulting to 32-bit.
1614 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1616 * config/sparc/linux.h: Remove definitions now obtained
1617 properly from linux.h
1618 * config/sparc/linux64.h: Likewise.
1619 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1620 don't want this setting for 32-bit builds in a biarch compiler.
1621 * doc/install.texi: Add sparc-linux to list of targets
1622 supporting --enable-targets=all.
1624 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1626 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1628 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1630 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1631 after V4SI_FTYPE_V8HI.
1632 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1633 case V4SI_FTYPE_V2DF.
1635 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1637 * doc/invoke.texi (max-flow-memory-locations): Removed.
1638 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1640 2008-05-03 Richard Guenther <rguenther@suse.de>
1643 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1645 2008-05-02 David S. Miller <davem@davemloft.net>
1647 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1649 2008-05-02 Simon Baldwin <simonb@google.com>
1652 * c-common.h (warn_array_subscript_range): Removed.
1653 * c-common.c (warn_array_subscript_range): Ditto.
1654 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1655 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1657 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1659 * config/i386/i386.c (ix86_special_builtin_type): New.
1660 (bdesc_special_args): Likewise.
1661 (ix86_expand_special_args_builtin): Likewise.
1662 (ix86_init_mmx_sse_builtins): Updated.
1663 (ix86_expand_builtin): Updated.
1664 (ix86_expand_store_builtin): Removed.
1665 (ix86_expand_unop_builtin): Likewise.
1667 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1668 * config/i386/mmintrin.h (__v2sf): Here.
1670 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1672 (_mm_loadl_pi): Likewise.
1673 (_mm_storeh_pi): Replace __v2si with __v2sf.
1674 (_mm_storel_pi): Likewise.
1676 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1677 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1678 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1679 __builtin_ia32_loadlpd.
1681 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1683 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1684 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1685 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1686 (ix86_init_mmx_sse_builtins): Updated.
1687 (ix86_expand_args_builtin): Likewise.
1688 (ix86_expand_builtin): Likewise.
1689 (ix86_expand_unop1_builtin): Renamed to ...
1690 (ix86_expand_unop_vec_merge_builtin): This.
1692 2008-05-01 Jan Hubicka <jh@suse.cz>
1695 * ipa-inline.c (inline_generate_summary): Make static.
1696 (inline_transform): Do not call inlining at -O0; make static.
1697 * passes.c (execute_todo): Add sanity check.
1698 (execute_one_ipa_transform_pass): Execute proper flags.
1700 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1702 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1703 (DECL_NONADDRESSABLE_P): Likewise.
1704 * alias.c (record_component_aliases): Fix comment.
1706 2008-05-01 Simon Baldwin <simonb@google.com>
1708 * c-common.h (warn_array_subscript_range): New function.
1709 * c-common.c (warn_array_subscript_range): Ditto.
1710 * tree-vrp.c (check_array_ref): Corrected code to agree with
1711 comment, ignoring only arrays of size 0 or size 1.
1712 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1714 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1716 * config/i386/i386.c (ix86_builtin_type): Replace
1717 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1718 (bdesc_args): Updated.
1719 (ix86_init_mmx_sse_builtins): Likewise.
1720 (ix86_expand_args_builtin): Likewise.
1722 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1725 * doc/extend.texi: Correct __builtin_ia32_palignr.
1727 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1730 * config/i386/i386.c (bdesc_crc32): Removed.
1731 (ix86_expand_crc32): Likewise.
1732 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1733 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1734 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1735 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1736 UINT_FTYPE_UINT_UCHAR.
1737 (bdesc_args): Updated. Add crc32 builtins.
1738 (ix86_init_mmx_sse_builtins): Updated.
1739 (ix86_expand_args_builtin): Updated to support subreg.
1741 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1743 2008-05-01 Jan Hubicka <jh@suse.cz>
1745 * tree-pass.h (opt_pass): Add IPA_PASS.
1746 (varpool_node, cgraph_node): Forward declare.
1747 (ipa_opt_pass): Define.
1748 (pass_ipa_inline): Turn into ipa_opt_pass.
1749 (pass_apply_inline): Remove.
1750 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1751 (apply_inline): Turn into ....
1752 (inline_transform): ... this one.
1753 (inline_generate_summary): New function.
1754 (pass_apply_inline): Remove.
1755 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1757 (struct function): Add ipa_transforms_to_apply.
1758 * passes.c (register_one_dump_file): Work on IPA_PASS.
1759 (init_optimization_passes): Remove pass_inline_parameters and
1761 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1762 (execute_one_pass) ... here; apply transforms when possible.
1763 (add_ipa_transform_pass, execute_ipa_summary_asses,
1764 execute_one_ipa_transform_pass): New.
1765 (execute_ipa_pass_list): Update for IPA_PASS type.
1767 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1769 * config/i386/i386.c (ix86_builtin_type): Add
1770 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1771 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1772 (bdesc_args): Add SSE4a builtins.
1773 (ix86_init_mmx_sse_builtins): Updated.
1774 (ix86_expand_args_builtin): Likewise.
1775 (ix86_expand_builtin): Likewise.
1777 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1779 * config/i386/i386.c (ix86_builtin_type): Add
1780 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1781 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1782 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1783 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1784 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1785 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1786 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1787 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1788 and DI_FTYPE_DI_DI_INT.
1789 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1790 (ix86_init_mmx_sse_builtins): Updated.
1791 (ix86_expand_args_builtin): Likewise.
1792 (ix86_expand_builtin): Likewise.
1793 (ix86_expand_binop_imm_builtin): Removed.
1795 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1797 2008-04-30 Richard Guenther <rguenther@suse.de>
1799 PR tree-optimization/32921
1800 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1802 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1804 * config/arm/arm.c (arm_unwind_emit): Use
1805 crtl->all_throwers_are_sibcalls instead of
1806 cfun->all_throwers_are_sibcalls.
1807 (arm_output_fn_unwind): Likewise.
1808 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1809 instead of cfun->uses_pic_offset_table.
1810 (frv_expand_prologue): Likewise.
1811 (frv_frame_pointer_required): Likewise.
1812 (frv_expand_fdpic_call): Likewise.
1813 (frv_emit_movsi): Likewise.
1814 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1815 cfun->returns_pcc_struct instead of
1816 current_function_returns_pcc_struct.
1817 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1818 instead of cfun->calls_eh_return.
1819 (m32c_pushm_popm): Likewise.
1820 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1821 "extern" declaration.
1823 2008-04-30 Richard Guenther <rguenther@suse.de>
1825 PR tree-optimization/21636
1826 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1828 (evaluate_stmt): Print the likely value.
1829 (ccp_visit_stmt): Avoid excessive vertical spacing.
1831 2008-04-30 Rafael Espindola <espindola@google.com>
1833 * builtins.c (fold_call_expr): Return realret.
1834 * tree-ssa-threadedge.c
1835 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1836 __builtin_object_size.
1838 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1840 * gcc.c (wrapper_string): New variable.
1841 (insert_wrapper): New function.
1842 (execute): New option -wrapper.
1843 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1845 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1847 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1848 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1849 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1851 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1852 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1853 config/rs6000/e500crtres64gprctr.asm,
1854 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1855 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1856 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1857 config/rs6000/e500crtsav64gprctr.asm,
1858 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1859 config/rs6000/e500crtsavg64gprctr.asm: New files.
1860 * config/rs6000/t-ppccomm: Add build rules for new files.
1861 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1862 * config/rs6000/t-netbsd: Add build rules for new files.
1863 (LIB2FUNCS_STATIC_EXTRA): New variable.
1864 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1865 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1866 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1868 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1870 * config/i386/i386.c (ix86_builtin_type): Add
1871 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1872 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1873 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1874 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1875 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1876 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1877 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1878 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1879 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1880 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1881 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1882 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1883 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1884 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1885 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1886 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1887 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1888 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1889 V1DI_FTYPE_V2SI_V2SI.
1890 (bdesc_2arg): Moved to ...
1892 (ix86_init_mmx_sse_builtins): Updated.
1893 (ix86_expand_args_builtin): Updated. Take a pointer
1894 to const struct builtin_description. Handle comparison
1896 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1897 (ix86_expand_builtin): Updated.
1899 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1900 (ssse3_pmaddubsw128): This.
1901 (ssse3_pmaddubswv4hi3): Renamed to ...
1902 (ssse3_pmaddubsw): This.
1904 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1905 (__builtin_ia32_packssdw128): Likewise.
1906 (__builtin_ia32_packuswb128): Likewise.
1907 (__builtin_ia32_pmaddubsw): Likewise.
1908 (__builtin_ia32_pmaddubsw128): Likewise.
1910 2008-04-30 Richard Guenther <rguenther@suse.de>
1912 PR tree-optimization/14847
1913 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1914 (recognize_bits_test): Use it.
1915 (recognize_single_bit_test): Likewise.
1917 2008-04-30 Martin Jambor <mjambor@suse.cz>
1919 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1920 instead of setting number of formal parameters to zero.
1921 (ipcp_init_stage): Do not set the number of actual parameters to zero
1923 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1924 which are called with variable number of arguments.
1925 (ipcp_insert_stage): Explicitely skipping all nodes which are
1926 called with variable number of arguments.
1927 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1928 number of parameters.
1930 * ipa-prop.h (struct ipa_node_params): Added flag
1931 called_with_var_arguments
1932 (ipa_set_param_count): Added. Changed sole setter to use it.
1933 (ipa_get_param_count): Added. All readers of param_count
1934 converted to use it instead.
1935 (ipa_set_called_with_variable_arg): Added.
1936 (ipa_is_called_with_var_arguments): Added.
1937 (ipa_get_ith_param): Added. All readers of param_decls converted
1939 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1941 (ipa_get_cs_argument_count): Added, all readers of argument_count
1943 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1946 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1947 (struct ipcp_lattice): Renamed cval_type to type
1948 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1950 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1951 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1952 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1953 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1954 (build_const_val): Changed the type of parameter cvalue to tree
1955 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1956 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1958 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1961 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1962 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1963 (ipa_add_method): Renamed to ipa_push_func_to_list
1964 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1965 (ipa_callsite_param_count): Removed.
1966 (ipa_callsite_param_count_set): Removed.
1967 (ipa_callsite_param): Removed.
1968 (ipa_callsite_callee): Removed.
1969 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1970 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1971 (ipa_method_formal_count): Removed.
1972 (ipa_method_formal_count_set): Removed.
1973 (ipa_method_get_tree): Removed.
1974 (ipa_method_tree_map_create): Removed.
1975 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1976 (ipa_create_param_decls_array): Creates the array itself
1977 (ipa_create_param_decls_array): Temporary variable info instead of
1979 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1980 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1981 (get_type): Removed.
1982 (ipa_jf_get_info_type): Removed.
1983 (ipa_node_create): Renamed to ipa_create_node_params
1984 (ipa_free): Renamed to ipa_free_all_node_params
1985 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1986 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1987 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1988 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1989 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1990 ipa_free_all_edge_args
1991 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1992 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1993 (ipa_create_methodlist_node): Removed.
1994 (ipa_methodlist_method): Removed.
1995 (ipa_methodlist_method_set): Removed.
1996 (ipa_methodlist_next_method): Removed.
1997 (ipa_methodlist_next_method_set): Removed.
1998 (ipa_method_is_modified): Removed.
1999 (ipa_method_modify_create): Removed.
2000 (ipa_method_modify_init): Temporary variable info instead of a few
2002 (ipa_detect_param_modifications): Temporary variable info instead of
2004 (ipa_compute_jump_functions): Temporary variable info instead of
2006 (ipa_method_modify_set): Removed.
2007 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2008 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2009 than craph_node as the first parameter.
2010 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2011 (ipa_method_modify_init): Removed.
2012 (ipa_compute_jump_functions): Added a temp variable instead of
2013 repeatadly dereferencing the cgraph_edge.aux pointer
2014 (ipa_callsite_param_set_type): Removed.
2015 (ipa_compute_jump_functions): i renamed to index and moved to
2017 (ipa_callsite_param_set_info_type_formal): Removed.
2018 (ipa_callsite_param_set_info_type): Removed.
2019 (ipa_callsite_param_map_create): Removed.
2020 (ipa_callsite_tree): Removed.
2021 (ipa_callsite_caller): Removed.
2022 (ipa_pop_func_from_list): return_method removed to return_func
2024 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2025 prefixed all values with IPA_. Changed all users.
2026 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2027 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2028 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2029 (union parameter_info): Renamed to jump_func_value.
2030 (union jump_func_value): Renamed value to constant
2031 (struct ipa_jump_func): Renamed info_type to value
2032 (struct ipa_node): Renamed to ipa_node_params
2033 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2034 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2035 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2036 (struct ipa_edge): Renamed to ipa_edge_args
2037 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2038 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2039 (struct ipa_methodlist): Renamed to ipa_func_list
2040 (struct ipa_func_list): method_p renamed to node, next_method
2042 (ipa_methodlist_p): Removed, switched all users to struct pointer
2043 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2045 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2047 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2048 (rs6000_emit_epilogue): Use backchain to restore only when we
2049 have a large frame. Make use of frame pointer to restore if we
2050 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2052 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2054 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2055 Add mode to zero_extract.
2056 (sign bit tests peepholes): (Ditto.).
2058 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2060 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2061 Instructions in comments with SSE3.
2062 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2063 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2064 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2065 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2066 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2067 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2068 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2069 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2070 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2071 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2072 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2073 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2074 (bdesc_sse_args): Renamed to ...
2075 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2076 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2077 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2079 (bdesc_1arg): Moved to ...
2081 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2082 Instructions in comments with SSE3.
2083 (ix86_expand_sse_operands_builtin): Renamed to ...
2084 (ix86_expand_args_builtin): This. Updated.
2085 (ix86_expand_unop1_builtin): Update comments.
2086 (ix86_expand_builtin): Updated.
2088 2008-04-29 Richard Guenther <rguenther@suse.de>
2090 PR tree-optimization/36078
2091 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2092 Update virtual SSA form after cleaning up the CFG.
2094 2008-04-29 Richard Guenther <rguenther@suse.de>
2097 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2099 2008-04-29 Richard Guenther <rguenther@suse.de>
2101 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2102 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2103 (compute_flow_insensitive_aliasing): Do not treat
2104 PTR_IS_REF_ALL pointers special.
2105 (get_smt_for): Likewise.
2106 (may_alias_p): Re-structure.
2107 (is_escape_site): A ref-all pointer conversion is not an escape site.
2108 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2109 PTR_IS_REF_ALL pointers special.
2110 * tree-ssa-structalias.h (struct alias_info): Remove
2111 ref_all_symbol_mem_tag field.
2112 (PTR_IS_REF_ALL): Remove.
2114 2008-04-29 Richard Guenther <rguenther@suse.de>
2117 * fold-const.c (extract_muldiv_1): In combining division constants
2118 make sure to never overflow.
2120 2008-04-29 Nick Clifton <nickc@redhat.com>
2122 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2124 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2127 * optc-gen.awk: Work around HP-UX/IA awk bug.
2129 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2131 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2134 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2137 * config/i386/i386.md
2138 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2139 Change operand 1 predicate to nonimmediate_operand.
2141 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2144 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2146 * gengtype.c (walk_type, write_func_for_structure): Handle
2148 * doc/gty.texi: Document chain_circular.
2150 2008-04-28 Richard Guenther <rguenther@suse.de>
2152 PR tree-optimization/36066
2153 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2156 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2159 * config/i386/i386.md
2160 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2161 Use match_scratch instead of match_operand for operands 3 and 4.
2163 2008-04-27 Richard Guenther <rguenther@suse.de>
2165 PR tree-optimization/18754
2166 PR tree-optimization/34223
2167 * tree-pass.h (pass_complete_unrolli): Declare.
2168 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2169 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2170 Rewrite loop into loop closed SSA form if it is not already.
2171 (tree_unroll_loops_completely): Re-structure to iterate over
2172 innermost loops with intermediate CFG cleanups.
2173 Unroll outermost loops only if requested or the code does not grow
2175 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2176 loops are available.
2177 (tree_vectorize): Instead do so here.
2178 (tree_complete_unroll): Also unroll outermost loops.
2179 (tree_complete_unroll_inner): New function.
2180 (gate_tree_complete_unroll_inner): Likewise.
2181 (pass_complete_unrolli): New pass.
2182 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2183 uses outside of the loop.
2184 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2185 form if it is available.
2186 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2187 * passes.c (init_optimization_passes): Schedule complete inner
2188 loop unrolling pass before the first CCP pass after final inlining.
2190 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2192 * targhooks.h (default_emutls_var_fields,
2193 default_emutls_var_init): Declare.
2194 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2195 * target.h (struct gcc_target): Add struct emutls member.
2196 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2197 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2198 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2199 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2200 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2201 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2202 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2203 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2204 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2205 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2206 emit debug information.
2207 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2208 * varasm.c: Include targhooks.h.
2209 (emutls_object_section, emutls_tmpl_section): New.
2210 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2211 (EMUTLS_SEPARATOR): New.
2213 (get_emutls_object_name): New.
2214 (default_emutls_var_fields): New, broken out of ...
2215 (get_emutls_object_type): ... here. Adjust to use target hooks.
2216 (get_emutls_init_templ_addr): Adjust to use target hooks.
2217 (emutls_decl): Adjust to use target hooks.
2218 (emutls_finish): Likewise.
2219 (default_emutls_var_init): New, broken out of ...
2220 (assemble_variable): ... here. Adjust to use target hooks.
2221 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2223 * c-common.c (handle_section_attribute): Prevent overriding
2224 sections for emulated tls with special sections.
2225 * config/i386/i386.c (x86_64_elf_select_section): Add
2226 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2227 (x86_64_elf_unique_section): Likewise.
2228 * config/vxworks.c: Include tree.h.
2229 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2230 (vxworks_override_options): Set TLS scheme.
2231 * doc/tm.texi (Emulated TLS): New node.
2233 2008-04-26 Simon Baldwin <simonb@google.com>
2236 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2237 with propagated string constants.
2239 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2241 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2242 constraint for operand 2 when operand 0 is memory operand.
2243 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2244 operand 0 is memory operand.
2245 (fix_trunc<mode>_i387_with_temp): Ditto.
2246 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2247 operand 2 when operand 1 is memory operand.
2248 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2249 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2250 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2251 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2252 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2253 operands 2,3 and 4 when operand 1 is memory operand.
2254 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2256 (fistdi2_floor_with_temp): Ditto.
2257 (fist<mode>2_floor_with_temp): Ditto.
2258 (fistdi2_ceil_with_temp): Ditto.
2259 (fist<mode>2_ceil_with_temp): Ditto.
2260 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2262 2008-04-26 David Daney <ddaney@avtrex.com>
2264 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2266 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2267 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2268 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2269 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2270 (compare_and_swap_12): New insn.
2271 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2272 * config/mips/mips.c (mips_force_binary): New function.
2273 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2274 (mips_expand_compare_and_swap_12): New function.
2275 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2277 2008-04-25 Jan Hubicka <jh@suse.cz>
2280 * cfgexpand.c (pass_expand): Turn into RTL pass.
2281 * passes.c (execute_one_pass): Do pass typechecking after execution.
2282 * tree-pass.h (pass_expand): Turn into RTL pass.
2284 * function.h (struct rtl_data): Move here fields
2285 accesses_prior_frames, calls_eh_return, saves_all_registers,
2286 has_nonlocal_goto, has_asm_statement, is_thunk,
2287 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2288 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2289 arg_pointer_save_area_init from struct function; turn into bool.
2290 (struct function): Move
2291 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2292 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2293 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2294 tail_call_emit, arg_pointer_save_area_init
2295 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2296 (current_function_returns_struct, current_function_returns_pcc_struct,
2297 current_function_calls_setjmp, current_function_calls_alloca,
2298 current_function_accesses_prior_frames,
2299 current_function_calls_eh_return, current_function_is_thunk,
2300 current_function_stdarg, current_function_profile,
2301 current_function_limit_stack, current_function_uses_pic_offset_table,
2302 current_function_uses_const_pool, current_function_has_nonlocal_label,
2303 current_function_saves_all_registers,
2304 current_function_has_nonlocal_goto,
2305 current_function_has_asm_statement): Remove accesor macros.
2306 * ra-conflict.c (global_conflicts): Update.
2307 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2308 (suitable_for_tail_call_opt_p): Update.
2309 * builtins.c (expand_builtin_return_addr): Update.
2310 (expand_builtin_setjmp_setup): Update.
2311 (expand_builtin_nonlocal_goto): Update.
2312 * final.c (final_start_function): Update.
2313 (profile_function): Update.
2314 (leaf_function_p): Update.
2315 (only_leaf_regs_used): Update.
2316 * df-scan.c (df_get_exit_block_use_set): Update.
2317 * dojump.c (clear_pending_stack_adjust): Update.
2318 * tree-stdarg.c (gate_optimize_stdarg): Update.
2319 * gimple-low.c (lower_function_body): Update.
2320 * global.c (compute_regsets): Update.
2321 (global_alloc): Update.
2322 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2323 * expr.c (expand_assignment): Update.
2324 * dse.c (dse_step0): Update.
2325 (dse_step1): Update.
2326 * c-decl.c (store_parm_decls): Update.
2327 * local-alloc.c (combine_regs): Update.
2328 (find_free_reg): Update.
2329 * function.c (assign_parms_augmented_arg_list): Update.
2330 (assign_parm_find_data_types): Update.
2331 (assign_parms): Update.
2332 (allocate_struct_function): Update.
2333 (expand_function_start): Update.
2334 (expand_function_end): Update.
2335 (get_arg_pointer_save_area): Update.
2336 (thread_prologue_and_epilogue_insns): Update.
2337 (rest_of_match_asm_constraints): Update.
2338 * stor-layout.c (variable_size): Update.
2339 * gcse.c (gcse_main): Update.
2340 (bypass_jumps): Update.
2341 * gimplify.c (gimplify_function_tree): Update.
2342 * calls.c (emit_call_1): Update.
2343 (expand_call): Update.
2344 * bt-load.c (compute_defs_uses_and_gen): Update.
2345 * except.c (sjlj_assign_call_site_values): Update.
2346 (sjlj_emit_function_enter): Update.
2347 (can_throw_external): Update.
2348 (set_nothrow_function_flags): Update.
2349 (expand_builtin_unwind_init): Update.
2350 (expand_eh_return): Update.
2351 (convert_to_eh_region_ranges): Update.
2352 (output_function_exception_table): Update.
2353 * emit-rtl.c (gen_tmp_stack_mem): Update.
2354 * cfgexpand.c (expand_used_vars): Update.
2355 (tree_expand_cfg): Update.
2356 * cfgcleanup.c (rest_of_handle_jump): Update.
2357 * explow.c (allocate_dynamic_stack_space): Update.
2358 * varasm.c (assemble_start_function): Update.
2359 (force_const_mem): Update.
2360 (mark_constant_pool): Update.
2361 * tree-optimize.c (tree_rest_of_compilation): Update.
2362 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2363 * tree-cfg.c (notice_special_calls): Update.
2364 (is_ctrl_altering_stmt): Update.
2365 (tree_can_make_abnormal_goto): Update.
2366 (tree_purge_dead_abnormal_call_edges): Update.
2367 * config/alpha/predicates.md: Update.
2368 * config/alpha/alpha.c (alpha_sa_mask): Update.
2369 (alpha_sa_size): Update.
2370 (alpha_does_function_need_gp): Update.
2371 (alpha_expand_prologue): Update.
2372 (alpha_start_function): Update.
2373 (alpha_output_function_end_prologue): Update.
2374 (alpha_expand_epilogue): Update.
2375 * config/frv/frv.c (frv_stack_info): Update.
2376 (frv_expand_epilogue): Update.
2377 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2378 (s390_register_info): Update.
2379 (s390_frame_info): Update.
2380 (s390_init_frame_layout): Update.
2381 (s390_can_eliminate): Update.
2382 (save_gprs): Update.
2383 * config/spu/spu.c (spu_split_immediate): Update.
2384 (need_to_save_reg): Update.
2385 (spu_expand_prologue): Update.
2386 (spu_expand_epilogue): Update.
2387 * config/sparc/sparc.md: Update.
2388 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2389 (sparc_tls_got): Update.
2390 (legitimize_pic_address): Update.
2391 (sparc_emit_call_insn): Update.
2392 (sparc_expand_prologue): Update.
2393 (output_return): Update.
2394 (print_operand): Update.
2395 (sparc_function_ok_for_sibcall): Update.
2396 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2397 * config/m32r/m32r.md: Update.
2398 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2399 (m32r_compute_frame_size): Update.
2400 (m32r_expand_prologue): Update.
2401 (m32r_expand_epilogue): Update.
2402 (m32r_legitimize_pic_address): Update.
2403 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2404 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2405 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2407 (ix86_save_reg): Update.
2408 (ix86_compute_frame_layout): Update.
2409 (ix86_expand_prologue): Update.
2410 (ix86_expand_epilogue): Update.
2411 * config/sh/sh.c (output_stack_adjust): Update.
2412 (calc_live_regs): Update.
2413 (sh5_schedule_saves): Update.
2414 (sh_expand_prologue): Update.
2415 (sh_expand_epilogue): Update.
2416 (sh_setup_incoming_varargs): Update.
2417 (sh_allocate_initial_value): Update.
2418 (sh_get_pr_initial_val): Update.
2419 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2420 * config/sh/sh.md (label:): Update.
2421 * config/avr/avr.c (out_movhi_mr_r): Update.
2422 * config/crx/crx.h (enum): Update.
2423 * config/xtensa/xtensa.h (along): Update.
2424 * config/stormy16/stormy16.c Update.
2425 (xstormy16_compute_stack_layout): Update.
2426 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2427 (fr30_expand_prologue): Update.
2428 * config/cris/cris.c (cris_conditional_register_usage): Update.
2429 (cris_reg_saved_in_regsave_area): Update.
2430 (cris_initial_frame_pointer_offset): Update.
2431 (cris_simple_epilogue): Update.
2432 (cris_expand_prologue): Update.
2433 (cris_expand_epilogue): Update.
2434 (cris_expand_pic_call_address): Update.
2435 (cris_asm_output_symbol_ref): Update.
2436 (cris_asm_output_label_ref): Update.
2437 * config/cris/cris.md Update.
2438 * config/iq2000/iq2000.c (compute_frame_size): Update.
2439 (iq2000_expand_epilogue): Update.
2440 * config/mt/mt.h (save_direction): Update.
2441 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2442 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2443 (ia64_secondary_reload_class): Update.
2444 * config/m68k/m68k.c (m68k_save_reg): Update.
2445 (m68k_expand_prologue): Update.
2446 (m68k_expand_epilogue): Update.
2447 (legitimize_pic_address): Update.
2448 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2449 (first_reg_to_save): Update.
2450 (first_altivec_reg_to_save): Update.
2451 (compute_vrsave_mask): Update.
2452 (compute_save_world_info): Update.
2453 (rs6000_stack_info): Update.
2454 (spe_func_has_64bit_regs_p): Update.
2455 (rs6000_ra_ever_killed): Update.
2456 (rs6000_emit_eh_reg_restore): Update.
2457 (rs6000_emit_allocate_stack): Update.
2458 (rs6000_emit_prologue): Update.
2459 (rs6000_emit_epilogue): Update.
2460 (rs6000_output_function_epilogue): Update.
2461 (output_profile_hook): Update.
2462 (rs6000_elf_declare_function_name): Update.
2463 * config/rs6000/rs6000.h (rs6000_args): Update.
2464 * config/rs6000/rs6000.md: Update.
2465 * config/mcore/mcore.c (mcore_expand_prolog): Update.
2466 * config/arc/arc.c (arc_output_function_epilogue): Update.
2467 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
2468 * config/darwin.c (machopic_function_base_name): Update.
2469 * config/score/score3.c (score3_compute_frame_size): Update.
2472 (score3_epilogue): Update.
2473 * config/score/score7.c (score7_compute_frame_size): Update.
2474 (score7_prologue): Update.
2475 (score7_epilogue): Update.
2476 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
2477 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2478 * config/arm/arm.c (use_return_insn): Update.
2479 (require_pic_register): Update.
2480 (arm_load_pic_register): Update.
2481 (arm_compute_save_reg0_reg12_mask): Update.
2482 (arm_compute_save_reg_mask): Update.
2483 (thumb1_compute_save_reg_mask): Update.
2484 (output_return_instruction): Update.
2485 (arm_output_function_prologue): Update.
2486 (arm_output_epilogue): Update.
2487 (arm_get_frame_offsets): Update.
2488 (arm_expand_prologue): Update.
2489 (thumb_pushpop): Update.
2490 (thumb_exit): Update.
2491 (thumb1_expand_prologue): Update.
2492 (thumb1_expand_epilogue): Update.
2493 (arm_unwind_emit): Update.
2494 (arm_output_fn_unwind): Update.
2495 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2496 * config/arm/arm.md: Update.
2497 * config/pa/pa.md: Update.
2498 * config/pa/pa.c (legitimize_pic_address): Update.
2499 (compute_frame_size): Update.
2500 (hppa_expand_prologue): Update.
2501 (hppa_expand_epilogue): Update.
2502 (borx_reg_operand): Update.
2503 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2504 (HARD_REGNO_RENAME_OK): Update.
2505 * config/mips/mips.c (mips_global_pointer): Update.
2506 (mips_save_reg_p): Update.
2507 (mips_compute_frame_info): Update.
2508 (mips_frame_pointer_required): Update.
2509 (mips_expand_prologue): Update.
2510 (mips_expand_epilogue): Update.
2511 (mips_can_use_return_insn): Update.
2512 (mips_reorg_process_insns): Update.
2513 * config/v850/v850.c (compute_register_save_size): Update.
2514 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2515 * config/mmix/mmix.c (along): Update.
2516 (mmix_expand_epilogue): Update.
2517 * config/bfin/bfin.c (legitimize_pic_address): Update.
2518 (must_save_p): Update.
2519 (stack_frame_needed_p): Update.
2520 (add_to_reg): Update.
2521 (bfin_expand_prologue): Update.
2522 * stmt.c (expand_asm_operands): Update.
2523 * reload1.c (reload): Update.
2524 (init_elim_table): Update.
2526 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2528 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2530 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2532 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2533 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2534 (mov<mode>): Removed.
2535 (*movv4sf_internal): Likewise.
2536 (*movv2df_internal): Likewise.
2538 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2540 * config.gcc (crx-*-elf): Remove deprecation.
2542 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2544 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2545 __gcc_deregister_frame with atexit.
2546 (deregister_frame_dtor): Remove.
2548 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2549 Nathan Sidwell <nathan@codesourcery.com>
2551 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2553 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2554 (rs6000_isel): Likewise.
2555 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2556 (rs6000_isel): New variable.
2557 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2559 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2562 * c-common.c (handle_vector_size_attribute): Call
2563 lang_hooks.types.reconstruct_complex_type instead of
2564 reconstruct_complex_type.
2565 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2566 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2567 * langhooks.h (struct lang_hooks_for_types): Add
2568 reconstruct_complex_type hook.
2569 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2570 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2572 2008-04-24 Richard Guenther <rguenther@suse.de>
2574 * c-common.h (check_builtin_function_arguments): Declare.
2575 * c-common.c (validate_nargs): New function.
2576 (check_builtin_function_arguments): Likewise.
2577 * c-typeck.c (build_function_call): Call
2578 check_builtin_function_arguments.
2579 * builtins.c (fold_builtin_classify): Remove error reporting code.
2580 (fold_builtin_unordered_cmp): Likewise.
2581 (fold_builtin_1): Likewise.
2582 (fold_builtin_n): Likewise.
2584 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2586 PR tree-optimization/36008
2587 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2588 the original op1, rather than delta by step.
2590 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2591 Sebastian Pop <sebastian.pop@amd.com>
2593 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2594 eliminate_local_variables_stmt, eliminate_local_variables,
2595 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2596 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2597 of code delimited by two edges in the CFG.
2598 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2599 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2600 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2601 the case of parallelisation of reductions.
2602 (expr_invariant_in_region_p): New.
2604 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2605 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2607 2008-04-24 Ira Rosen <irar@il.ibm.com>
2608 Richard Guenther <rguenther@suse.de>
2610 PR tree-optimization/36034
2611 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2612 incapable of dealing with loads with gaps.
2614 2008-04-24 Rafael Espindola <espindola@google.com>
2616 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2617 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2618 vrp_evaluate_conditional.
2619 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2620 (vrp_evaluate_conditional): Split the cond argument.
2621 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2622 (simplify_stmt_for_jump_threading): Update call to
2623 vrp_evaluate_conditional.
2625 2008-04-24 Ira Rosen <irar@il.ibm.com>
2627 PR tree-optimization/35982
2628 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2629 interleaved data-refs are of the same type.
2631 2008-04-24 Danny Smith <dannysmith@users.net>
2633 * c-format.c (check_format_info_main): Use strncmp rather than a
2634 magic prefix to handle multichar length specs.
2635 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2636 Don't prefix "I64" and "I32" with '\0'.
2638 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2641 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2642 in registers for -m32 only if stdarg_p (fntype).
2644 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2646 PR rtl-optimization/36006
2647 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2648 temp to op0 in order to avoid invalid rtx sharing.
2650 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2652 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2653 check TREE_INVARIANT.
2654 * tree-gimple.c (is_gimple_address): New.
2655 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2656 * tree-gimple.h (is_gimple_address): New.
2657 * tree.h (decl_address_invariant_p): New.
2658 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2659 (build_string): Likewise.
2660 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2661 (tree_invariant_p_1): Likewise.
2662 (save_expr): Use it.
2663 (tree_invariant_p): New.
2664 (skip_simple_arithmetic): Use it.
2665 (stabilize_reference_1): Use it.
2666 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2668 (build1_stat): Drop code to compute TREE_INVARIANT.
2669 (build2_stat): Drop code to compute TREE_INVARIANT.
2670 (build3_stat): Drop code to compute TREE_INVARIANT.
2671 (build4_stat): Drop code to compute TREE_INVARIANT.
2672 (build5_stat): Drop code to compute TREE_INVARIANT.
2673 (build7_stat): Drop code to compute TREE_INVARIANT.
2674 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2675 * tree.h (struct tree_base): Remove invariant_flag.
2676 (TREE_INVARIANT): Remove.
2677 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2678 (fold_builtin_expect): Check TREE_CONSTANT.
2679 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2680 * c-tree.h (c_expr_to_decl): Drop third parameter.
2681 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2682 (build_c_cast): Don't set TREE_INVARIANT.
2683 (pop_init_level): Don't set TREE_INVARIANT.
2684 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2685 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2687 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2688 (gimplify_addr_expr): Adjust comment.
2689 * tree-mudflap.c (mf_build_string):
2690 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2691 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2692 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2693 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2694 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2695 * langhooks.h (struct lang_hooks): Drop third parameter from
2698 2008-04-23 Richard Guenther <rguenther@suse.de>
2700 PR tree-optimization/27799
2701 PR tree-optimization/32921
2702 PR tree-optimization/32624
2703 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2704 SMTs aliases and the tag itself into the solution.
2705 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2706 merge the points-to solution back into the SMT aliases.
2707 (may_alias_p): Use alias_set_subset_of instead of
2708 aliases_conflict_p. A pointer which points to
2709 memory with alias set zero may access any variable.
2711 2008-04-23 Richard Guenther <rguenther@suse.de>
2713 * alias.c (alias_set_subset_of): Correctly handle asking
2714 if zero is a subset of an alias set with zero child.
2715 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2716 (compute_flow_insensitive_aliasing): Correctly walk all
2717 pointers. Do not unnecessarily union sets.
2719 2008-04-23 Richard Guenther <rguenther@suse.de>
2722 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2724 2008-04-22 Tomas Bily <tbily@suse.cz>
2726 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2728 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2730 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2731 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2732 * tree-inline.c (estimate_num_insns_1): Likewise.
2733 * varasm.c (const_hash_1, compare_constant, copy_constant)
2734 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2735 * emit-rtl.c (component_ref_for_mem_expr)
2736 (set_mem_attributes_minus_bitpos): Likewise.
2737 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2738 (is_aligning_offset): Likewise.
2739 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2740 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2741 * dojump.c (do_jump): Likewise.
2742 * builtins.c (get_pointer_alignment, get_memory_rtx)
2743 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2744 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2746 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2748 PR rtl-optimization/36017
2749 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2750 expanding the library call.
2752 2008-04-22 Ian Lance Taylor <iant@google.com>
2754 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2757 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2759 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2760 of LR/CTR moves for Power6.
2762 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2765 * passes.c (init_optimization_passes): Remove
2766 pass_fast_rtl_byte_dce.
2768 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2771 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2772 builtin functions to generate faster code.
2773 (_mm_cvtpu16_ps): Ditto.
2774 (_mm_cvtpi32x2_ps): Ditto.
2776 2008-04-22 Nick Clifton <nickc@redhat.com>
2778 * common.opt (ftree-loop-distribution): Add Optimization
2781 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2782 (frv_expand_builtin_va_start): Likewise.
2784 * config/arm/arm.c (thumb_find_work_register): Fix location of
2785 argument register count.
2787 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2789 Support scheduling for ColdFire V1 and V3 microarchitecture.
2790 Improve scheduling of multiplication instructions.
2792 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2793 (mac): New instruction attribute.
2794 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2795 (m68k_sched_mac): New variable.
2796 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2797 Handle cfv1 and cfv3.
2798 (max_insn_size): New static variable.
2799 (struct _sched_ib): New type.
2800 (sched_ib): New static variable.
2801 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2802 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2803 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2805 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2806 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2807 new variables. Update.
2808 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2809 Add modeling of cfv3 instruction buffer. Update.
2810 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2811 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2812 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2813 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2814 a particular reservation applies to.
2815 (type2): Reorganize attribute values. Rename alu to alu_reg,
2816 alu_l to alu, move_l to omove. Join move to alu. Split mul
2818 (cf_ib_*): Simplify description of instruction buffer.
2819 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2820 (cf_mem): Split into cf_mem1 and cf_mem2.
2821 (cf_v2_move_??): Rename to cfv12_alu_??.
2822 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2823 (cf_v2_mul_??): Remove reservations.
2824 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2825 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2826 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2828 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2829 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2830 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2831 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2832 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2833 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2834 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2835 expansions of the above reservations for instructions of sizes
2838 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2840 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2842 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2844 * coverage.c: Include tree-pass.h.
2845 (coverage_counter_alloc): Print da_file_name to the dump file.
2847 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2849 * sbitmap.c (sbitmap_range_empty_p): New function.
2850 * sbitmap.h (sbitmap_range_empty_p): New function.
2851 * bitmap.h: Now includes obstack.h.
2853 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2854 Kenneth Zadeck <zadeck@naturalbridge.com>
2856 * dbgcnt.def (ra_byte_scan): Added.
2857 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2858 when the last hit happens for a counter.
2859 * timevar.def (TV_DF_BYTE_LR): New variable.
2860 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2861 * passes.c (pass_fast_rtl_byte_dce): New pass.
2862 * fwprop.c (update_df): Added mode to call df_ref_create.
2863 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2864 DF_REF_EXTRACT_OFFSET.
2865 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2866 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2868 (df_ref_extract): Added mode field.
2869 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2870 DF_REF_EXTRACT_OFFSET.
2871 (DF_REF_EXTRACT_MODE): New macro.
2872 (df_byte_lr_bb_info): New structure.
2873 (df_print_byte_regset, df_compute_accessed_bytes,
2874 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2875 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2876 df_byte_lr_simulate_uses,
2877 df_byte_lr_simulate_artificial_refs_at_top,
2878 df_byte_lr_simulate_artificial_refs_at_end,
2879 df_compute_accessed_bytes): New function.
2880 (df_ref_create): Add parameter.
2881 (df_byte_lr_get_bb_info): New inline function.
2882 * df-scan.c (df_ref_record, df_uses_record,
2883 df_ref_create_structure): Added mode parameter.
2884 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2885 df_defs_record, df_uses_record, df_get_conditional_uses,
2886 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2887 df_entry_block_defs_collect, df_exit_block_uses_collect):
2888 Added mode parameter to calls to df_ref_record, df_uses_record,
2889 df_ref_create_structure.
2890 (df_ref_equal_p, df_ref_compare): Added test for modes.
2891 (df_ref_create_structure): Added code to set mode. Renamed
2892 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2893 DF_REF_EXTRACT_OFFSET.
2894 * df-core.c (df_print_byte_regset): New function.
2895 * df-byte-scan.c: New file.
2896 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2897 calls to BITMAP_FREE.
2898 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2899 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2900 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2901 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2902 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2903 df_byte_lr_local_compute, df_byte_lr_init,
2904 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2905 df_byte_lr_transfer_function, df_byte_lr_free,
2906 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2907 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2908 df_byte_lr_simulate_uses,
2909 df_byte_lr_simulate_artificial_refs_at_top,
2910 df_byte_lr_simulate_artificial_refs_at_end): New function.
2911 * dce.c (byte_dce_process_block): New function.
2912 (dce_process_block): au is now passed in rather than computed
2913 locally. Changed loops that look at artificial defs to not look
2914 for conditional or partial ones, because there never are any.
2915 (fast_dce): Now is able to drive byte_dce_process_block or
2916 dce_process_block depending on the kind of dce being done.
2917 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2918 (rest_of_handle_fast_byte_dce): New function.
2919 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2920 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2922 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2925 * gcc.h: Added fortran options that take arguments to
2926 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2929 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2931 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2932 scalarization if on the LHS and not a full access.
2934 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2936 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2938 2008-04-18 Rafael Espindola <espindola@google.com>
2940 * tree-vrp.c (find_case_label_index): Fix the binary search.
2941 (find_case_label_range): New.
2942 (vrp_visit_switch_stmt): Use find_case_label_range.
2943 (simplify_switch_using_ranges): Use find_case_label_range.
2945 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2947 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2948 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2950 2008-04-18 Tom Tromey <tromey@redhat.com>
2953 * doc/cpp.texi (Implementation-defined behavior): Mention
2956 2008-04-18 Ian Lance Taylor <iant@google.com>
2958 * fold-const.c (pointer_may_wrap_p): New static function.
2959 (fold_comparison): Add another test for pointer overflow. Use
2960 pointer_may_wrap_p to disable some false positives.
2962 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2964 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2965 (fname_as_string): Match updated cpp_interpret_string prototype.
2966 (fix_string_type): Support char16_t* and char32_t*.
2967 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2968 derivative) nodes. Register as builtin if C++0x.
2969 (c_parse_error): Support CPP_CHAR{16,32}.
2970 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2971 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2972 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2973 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2974 CTI_CHAR32_ARRAY_TYPE>: New elements.
2975 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2976 char32_type_node, signed_char32_type_node, char16_array_type_node,
2977 char32_array_type_node): New defines.
2978 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2979 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2980 (lex_string): Support CPP_STRING{16,32}, match updated
2981 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2982 (lex_charconst): Support CPP_CHAR{16,32}.
2983 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2984 and CPP_STRING{16,32}.
2986 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2989 * aclocal.m4: Regenerate.
2990 * configure: Regenerate.
2992 2008-04-18 Jan Hubicka <jh@suse.cz>
2994 * except.c (dw2_size_of_call_site_table,
2995 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2997 * cgraphbuild.c (build_cgraph_edges): Update.
2998 * tree-pass.h: Update comment.
2999 * final.c (leaf_function_p): Update.
3000 (leaf_renumber_regs): Update.
3001 (rest_of_clean_state): Update.
3002 * omp-low.c (expand_omp_parallel): Update.
3003 * ipa-reference.c (analyze_function): Update.
3004 * reorg.c (find_end_label): Update.
3005 (optimize_skip): Update.
3006 (fill_simple_delay_slots): Update.
3007 (fill_simple_delay_slots): Update.
3008 (make_return_insns): Update.
3009 (dbr_schedule): Update.
3010 * gimple-low.c (record_vars_into): Update.
3011 * cfgbuild.c (make_edges): Update.
3012 * function.c (assign_stack_local): Update.
3013 (assign_parm_adjust_stack_rtl): Update.
3014 (locate_and_pad_parm): Update.
3015 (allocate_struct_function): Do not initialize stack_alignment_needed
3016 and preferred_stack_boundary here.
3017 (stack_protect_prologue): Update.
3018 (stack_protect_epilogue): Update.
3019 (expand_function_start): Initialize stack_alignment_needed,
3020 preferred_stack_boundary and max_jumptable_ents.
3021 (expand_function_end): Update.
3022 (free_after_compilation): Do not NULLify epilogue_delay_list.
3023 * function.h (struct rtl_data): Add stack_protect_guard,
3024 stack_alignment_needed,
3025 preferred_stack_boundary, epilogue_delay_list.
3026 (struct function): Remove value_histograms, stack_alignment_needed,
3027 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3029 unexpanded_var_list, stack_protect_guard.
3030 (current_function_epilogue_delay_list): Remove.
3031 * ipa-type-escape.c (analyze_function): Update.
3032 * gimplify.c (pop_gimplify_context): Update comment.
3033 * calls.c (expand_call): Update.
3034 (emit_library_call_value_1): Update.
3035 * except.c (set_nothrow_function_flags): Update.
3036 * cfgexpand.c (get_decl_align_unit): Update.
3037 (create_stack_guard): Update.
3038 (estimated_stack_frame_size): Update.
3039 (expand_used_vars): Update.
3040 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3041 * explow.c (allocate_dynamic_stack_space): Update.
3042 * tree-ssa-live.c (remove_unused_locals): Update.
3043 * varasm.c (mark_constant_pool): Update.
3044 * tree-inline.c (remap_decls): Update.
3045 (initialize_cfun): Update.
3046 (declare_return_variable): Update.
3047 (inline_forbidden_p): Update.
3048 (expand_call_inline): Update.
3049 (declare_inline_vars): Update.
3050 (tree_function_versioning): Update.
3051 * tree-flow.h (value_histograms): New.
3052 (VALUE_HISTOGRAMS): New macro.
3053 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3055 * tree-cfg.c (set_bb_for_stmt): Update.
3056 (replace_by_duplicate_decl): Update.
3057 (move_block_to_fn): Update.
3058 (new_label_mapper): Update.
3059 (dump_function_to_file): Update.
3060 * ipa-struct-reorg.c (build_data_structure): Update.
3061 * cfgrtl.c (print_rtl_with_bb): Update.
3062 * reload1.c (reload): Update.
3064 * config/i386/i386.c (setup_incoming_varargs_64,
3065 ix86_compute_frame_layout): Update.
3066 * config/arc/arc.c (arc_output_function_epilogue): Update.
3068 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3070 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3071 for FreeBSD as well.
3072 * gthr-posix95.h: Likewise.
3074 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3076 PR rtl-optimization/35838
3077 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3078 out the byte offset of the first subreg.
3080 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3082 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3083 to split_ti instead of three separate calls with single member arrays.
3084 (subti3 splitter): Ditto.
3085 (adddi3 splitter): Ditto with split_di.
3086 (subdi3 splitter): Ditto.
3087 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3088 two separate calls with single member arrays. Swap match_dup
3089 operands 1 and 2 to better fit into the array.
3090 (negdi2 splitter): Ditto with split_di.
3091 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3092 two separate calls with single member arrays. Swap match_dup operands
3093 6 and 7 to better fit into the array.
3095 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3097 * config/i386/i386.c (sse_builtin_type): New.
3098 (bdesc_sse_args): Likewise.
3099 (bdesc_sse_3arg): Removed.
3100 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3101 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3102 IX86_BUILTIN_ROUNDPS.
3103 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3104 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3105 IX86_BUILTIN_ROUNDPS.
3106 (ix86_expand_sse_4_operands_builtin): Removed.
3107 (ix86_expand_sse_operands_builtin): New.
3108 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3109 and CODE_FOR_sse4_1_roundps.
3110 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3111 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3113 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3116 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3117 regs before frame pop when needed. If use_backchain_to_restore_sp
3118 then load backchain into a temp reg to restore vr and vrsave. Add
3119 code to restore vr after frame pop if possible.
3121 2008-04-17 Richard Guenther <rguenther@suse.de>
3123 * tree-vn.c (expressions_equal_p): Do not check type
3124 equality or compatibility before calling operand_equal_p.
3125 * fold-const.c (operand_equal_p): Check equivalence of
3126 integer constants before bailing out due to signedness or
3127 precision differences.
3128 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3129 spurious differences in type qualification. Ignore types
3130 for COMPONENT_REFs at all.
3132 2008-04-17 Christian Bruel <christian.bruel@st.com>
3134 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3135 msw_skip comparison.
3137 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3140 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3143 PR tree-optimization/35899
3144 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3145 rather than TREE_OPERAND.
3147 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3150 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3151 temporary registers. Change operand predicate to general_operand.
3152 (remainderxf3): Ditto.
3154 2008-04-16 Richard Guenther <rguenther@suse.de>
3156 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3157 * tree-affine.c (aff_combination_expand): Look through some
3160 2008-04-15 Doug Kwan <dougkwan@google.com>
3162 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3164 * tree-pretty-print.c (dump_generic_node): Ditto.
3165 * final.c (output_addr_const): Ditto.
3166 * dwarf2out.c (output_cfi): Ditto.
3167 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3168 * print-rtl.c (print_rtx): Ditto.
3169 * print-tree.c (print_node_brief, print_node): Ditto.
3170 * c-common.c (match_case_to_enum_1): Ditto.
3171 * sched-vis.c (print_value): Ditto.
3172 * config/i386/i386.c (print_operand): Cast to long unsigned int
3175 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3176 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3177 MS Windows VirtualProtect function.
3179 2008-04-15 Jan Hubicka <jh@suse.cz>
3181 * gengtype.c (write_root): Param_is argument is OK.
3182 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3183 * function.h: Include varray.h
3184 (rtl_eh): New stucture based on except.c one.
3185 (call_site_record): New forward declaration and vector type.
3186 * calls.c (emit_call_1): Do not call
3187 note_current_region_may_contain_throw.
3188 * except.c (eh_status): Remove cur_region, try_region since they are
3190 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3191 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3192 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3193 Remove call_site_data_used, call_site_data_size.
3194 Turn call_site_record into vector in function.h.
3195 (note_current_region_may_contain_throw): Remove.
3196 (get_exception_pointer, get_exception_filter): Do not take struct
3197 function argument; update.
3198 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3199 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3200 build_post_landing_pads, dw2_build_landing_pads,
3201 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3202 sjlj_emit_function_enter, sjlj_emit_function_enter,
3203 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3204 sjlj_build_landing_pads, finish_eh_generation,
3205 remove_exception_handler_label, remove_eh_handler,
3206 maybe_remove_eh_handler, add_reachable_handler,
3207 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3208 add_action_record, collect_one_action_chain, add_call_site,
3209 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3210 sjlj_output_call_site_table, output_function_exception_table,
3211 * except.h (note_current_region_may_contain_throw): Remove
3212 (get_exception_pointer, get_exception_filter): Do not take struct
3214 * Makefile.in (GTFILES): Put varargs before struct function.
3216 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3218 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3219 punt for STRING_CST.
3220 (get_constraint_for): Deal with STRING_CST here instead.
3222 2008-04-15 Richard Guenther <rguenther@suse.de>
3224 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3225 statements in a basic-block with a backward walk. Do not
3226 substitute into dead statements but instead remove those.
3228 2008-04-15 Richard Guenther <rguenther@suse.de>
3230 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3231 to zero, thus disable creation of SFTs.
3233 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3235 * tree-predcom.c (suitable_reference_p): Return false if the
3236 reference can throw.
3238 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3241 * c-decl.c (finish_decl): If extern or static var has variable
3242 size, set TREE_TYPE (decl) to error_mark_node.
3244 2008-04-15 Rafael Espindola <espindola@google.com>
3246 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3249 2008-04-15 Richard Guenther <rguenther@suse.de>
3251 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3252 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3253 (visit_reference_op_load): Do walk vuse-vdef chains on
3254 vn_reference_lookup.
3255 (visit_reference_op_store): But do not here.
3256 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3257 vn_reference_lookup.
3258 (vn_lookup_with_vuses): But do so here.
3260 2008-04-14 Ian Lance Taylor <iant@google.com>
3262 * fold-const.c (fold_overflow_warning): Remove assertion.
3264 2008-04-15 Ben Elliston <bje@au.ibm.com>
3266 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3267 temp1 local variables.
3269 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3272 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3273 ".text.unlikely" section as executable.
3275 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3277 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3278 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3279 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3280 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3281 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3282 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3283 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3285 2008-04-14 Ian Lance Taylor <iant@google.com>
3287 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3288 * fold-const.c (fold_comparison): If appropriate, test
3289 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3290 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3291 reassociating a pointer type.
3292 * doc/invoke.texi (Optimize Options): Document that
3293 -fstrict-overflow applies to pointer wraparound.
3295 2008-04-13 Jan Hubicka <jh@suse.cz>
3297 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3299 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3301 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3302 we are going to "save the world".
3304 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3306 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3307 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3308 operand 0 constraint, not "=".
3310 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3312 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3314 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3316 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3317 of size of positions_needed * CHAR_BIT.
3319 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3322 * dse.c (store_info): Change positions_needed to unsigned
3324 (lowpart_bitmask): New.
3325 (record_store): Cast to unsigned HOST_WIDE_INT for
3326 positions_needed. Assert width <= size of positions_needed *
3327 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3328 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3329 lowpart_bitmask to set mask.
3331 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3333 * config/bfin/constraints.md: New file.
3334 * config/bfin/bfin.md: Include it.
3335 (adddi3): Use satisfies_constraint functions instead of the old macros.
3336 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3337 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3338 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3339 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3340 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3341 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3342 EXTRA_CONSTRAINT): Delete.
3343 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3344 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3346 * config/bfin/bfin.c: Include "tm-constrs.h".
3347 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3348 Use satisfies_constraint functions instead of the old macros.
3349 * doc/md.texi (Blackfin Constraints): Update file name reference.
3351 2008-04-11 Richard Guenther <rguenther@suse.de>
3353 PR tree-optimization/35869
3354 * tree-vrp.c (execute_vrp): Move switch statement update after
3355 jump threading. Schedule another cfg cleanup run.
3357 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3360 * attribs.c (decl_attributes): Return early on errorneous node.
3362 2008-04-10 Oleg Ryjkov <olegr@google.com>
3364 * tree.h (struct tree_base): Added a new flag default_def_flag.
3365 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3367 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3369 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3371 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3374 * pa.md: Define mode iterator P. Define mode attribute dwc.
3375 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3376 (icacheflush): Likewise.
3377 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3378 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3380 2008-04-11 Ben Elliston <bje@au.ibm.com>
3382 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3384 2008-04-10 Rafael Espindola <espindola@google.com>
3386 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3387 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3388 (extract_range_from_expr): The same.
3390 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3392 * config/mips/mips.md (GPR2): New mode iterator.
3394 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3395 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3396 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3397 Rewrite these to take two modes, the mode of comparison and the
3398 mode of the destination.
3399 * config/mips/mips.c (mips_expand_scc): Instead of having
3400 paradoxical subreg as destination, expand "narrowing" scc if mode
3401 of comparison is SI and target is requested in DI mode.
3402 (mips_emit_int_order_test): Update comment. Make mode of
3403 comparison match CMP0 rather than TARGET. When creating inverse
3404 target use mode of TARGET.
3406 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3408 * gcov-dump.c (tag_summary): Only print summaries for the first
3409 GCOV_COUNTERS_SUMMABLE counters.
3411 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3413 * config/i386/i386.md (absneg): New code iterator.
3414 (absnegprefix): New code attribute.
3415 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3416 patterns using absneg code iterator.
3417 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3418 using absneg code iterator.
3419 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3420 *neg<mode>2 patterns using absneg code iterator.
3421 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3422 *negextendsfdf2 patterns using absneg code iterator.
3423 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3424 *negextendsfxf2 patterns using absneg code iterator.
3425 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3426 *negextendsfdf2 patterns using absneg code iterator.
3427 * config/i386/sse.md (<code><mode>2): Macroize expander from
3428 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3430 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3432 * config/s390/s390.h: Remove the remains of the recent search
3433 & replace action of current_function_outgoing_args_size.
3435 2008-04-10 Ira Rosen <irar@il.ibm.com>
3437 PR tree-optimization/35821
3438 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3439 NEW_STMT_LIST is not NULL.
3441 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3444 * toplev.c (process_options): Remove -ffunction-sections debugging
3447 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3449 PR middle-end/PR28690
3450 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3451 than gen_rtx_fmt_ee to perform more canonicalizations.
3453 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3456 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3458 2008-04-09 Richard Guenther <rguenther@suse.de>
3460 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3461 (dump_function_to_file): Dump function arguments with types.
3463 2008-04-08 Richard Guenther <rguenther@suse.de>
3465 * fold-const.c (fold_widened_comparison): Do not allow
3466 sign-changes that change the result.
3468 2008-04-08 Janis Johnson <janis187@us.ibm.com>
3471 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
3472 kinds of indirect references.
3474 2008-04-08 David Edelsohn <edelsohn@gnu.org>
3476 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
3477 GNU Fortran language string.
3479 2008-04-08 Rafael Espindola <espindola@google.com>
3481 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
3482 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
3483 * tree.h (tree_call_nonnegative_warnv_p): New.
3485 2008-04-08 Jan Hubicka <jh@suse.cz>
3487 * function.c (free_after_compilation): Clear out regno_reg_rtx
3490 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
3493 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3495 PR middle-end/PR28690
3496 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3497 same precedence as REG_POINTER and MEM_POINTER operands.
3499 2008-04-08 Richard Guenther <rguenther@suse.de>
3502 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3503 for adding index to base.
3505 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3507 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3508 (MINGW_ENABLE_EXECUTE_STACK): New.
3509 (IN_LIBGCC2): For libgcc include windows.h file for
3510 function declarations.
3512 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3514 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3515 and tem2 if tem1 is not a REG or MULT.
3517 2008-04-08 Jan Hubicka <jh@suse.cz>
3519 * function.h (incomming_args): Break out of struct function.
3520 (function_subsections): Break out of struct function.
3521 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3522 return_rtx and hard_reg_initial_vals from struct function.
3523 Kill inl_max_label_num.
3524 (current_function_pops_args, current_function_args_info,
3525 current_function_args_size, current_function_args_size,
3526 current_function_pretend_args_size,
3527 current_function_outgoing_args_size,
3528 current_function_internal_arg_pointer, current_function_return_rtx):
3529 Kill compatibility accestor macros.
3530 * builtins.c (expand_builtin_apply_args_1): Update.
3531 (expand_builtin_next_arg): Update.
3532 * df-scan.c (df_get_call_refs): Update.
3533 * dbxout.c (dbxout_function_end): Update.
3534 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3535 (output_line_info): Update.
3536 (secname_for_decl): Update.
3537 (dwarf2out_var_location): Update.
3538 * function.c (free_after_compilation): Update.
3539 (assign_parm_find_stack_rtl): Update.
3540 (assign_parms): Update.
3541 (expand_dummy_function_end): Update.
3542 (expand_function_end): Update.
3543 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3544 (expand_call): Update.
3545 (emit_library_call_value_1): Update.
3546 (store_one_arg): Update.
3547 * varasm.c (initialize_cold_section_name): Update.
3548 (unlikely_text_section): Update.
3549 (unlikely_text_section_p): Update.
3550 (assemble_start_function): Update.
3551 (assemble_end_function): Update.
3552 (default_section_type_flags): Update.
3553 (switch_to_section): Update.
3554 * integrate.c (set_decl_abstract_flags): Update.
3555 (get_hard_reg_initial_val): Update.
3556 (has_hard_reg_initial_val): Update.
3557 (allocate_initial_values): Update.
3558 * resource.c (init_resource_info): Update.
3559 * config/alpha/alpha.c (NUM_ARGS): Update.
3560 (direct_return): Update.
3561 (alpha_va_start): Update.
3562 (alpha_sa_size): Update.
3563 (alpha_initial_elimination_offset): Update.
3564 (alpha_expand_prologue): Update.
3565 (alpha_start_function): Update.
3566 (alpha_expand_epilogue): Update.
3567 (unicosmk_initial_elimination_offset):
3568 * config/alpha/alpha.md (call expander): Update.
3569 * config/s390/s390.c (s390_register_info): Update.
3570 (s390_register_info): Update.
3571 (s390_frame_info): Update.
3572 (s390_initial_elimination_offset): Update.
3573 (s390_build_builtin_va_list): Update.
3574 (s390_va_start): Update.
3575 * config/spu/spu.c (direct_return): Update.
3576 (spu_expand_prologue): Update.
3577 (spu_initial_elimination_offset): Update.
3578 (spu_build_builtin_va_list): Update.
3579 (spu_va_start): Update.
3580 * config/sparc/sparc.c (sparc_init_modes): Update.
3581 (sparc_compute_frame_size): Update.
3582 (function_value): Update.
3583 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3584 * config/i386/i386.md (return expander): Update.
3585 * config/i386/i386.c (ix86_va_start): Update.
3586 (ix86_can_use_return_insn_p): Update.
3587 (ix86_compute_frame_layout): Update.
3588 (ix86_expand_epilogue): Update.
3589 * config/sh/sh.c (output_stack_adjust): Update.
3590 (calc_live_regs): Update.
3591 (sh_expand_prologue): Update.
3592 (sh_builtin_saveregs): Update.
3593 (sh_va_start): Update.
3594 (initial_elimination_offset): Update.
3595 (sh_allocate_initial_value): Update.
3596 (sh_function_ok_for_sibcall): Update.
3597 (sh_get_pr_initial_val): Update.
3598 * config/sh/sh.md (return expander): Update.
3599 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3600 * config/crx/crx.c (crx_compute_frame): UPdate.
3601 (crx_initial_elimination_offset): UPdate.
3602 * config/xtensa/xtensa.c (compute_frame_size): Update
3603 (xtensa_builtin_saveregs): Update.
3604 (xtensa_va_start): Update.
3605 (order_regs_for_local_alloc): Update.
3606 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3607 (xstormy16_expand_builtin_va_start): Update.
3608 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3609 * config/m68hc11/m68hc11.md (return expanders): Update.
3610 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3611 (expand_epilogue): Update.
3612 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3613 (cris_simple_epilogue): Update.
3614 (cris_expand_prologue): Update.
3615 (cris_expand_epilogue): Update.
3616 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3617 (compute_frame_size): Update.
3618 * config/mt/mt.c (mt_compute_frame_size): Update.
3619 * config/mn10300/mn10300.c (expand_prologue): Update.
3620 (expand_epilogue): Update.
3621 (initial_offset): Update.
3622 (mn10300_builtin_saveregs):
3623 * config/mn10300/mn10300.md (return expander): Update.
3624 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3625 (ia64_initial_elimination_offset): Update.
3626 (ia64_initial_elimination_offset): Update.
3627 (ia64_expand_prologue): Update.
3628 * config/m68k/m68k.md (return expander): Update.
3629 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3630 (rs6000_stack_info): Update.
3631 * config/mcore/mcore.c (layout_mcore_frame): Update.
3632 (mcore_expand_prolog): Update.
3633 * config/arc/arc.c (arc_compute_frame_size): Update.
3634 * config/score/score3.c (score3_compute_frame_size): Update.
3635 * config/score/score7.c (score7_compute_frame_size): Update.
3636 * config/arm/arm.c (use_return_insn): Update.
3637 (thumb_find_work_register): Update.
3638 (arm_compute_save_reg_mask): Update.
3639 (arm_output_function_prologue): Update.
3640 (arm_output_epilogue): Update.
3641 (arm_size_return_regs): Update.
3642 (arm_get_frame_offsets): Update.
3643 (arm_expand_prologue): Update.
3644 (thumb_exit): Update.
3645 (thumb_unexpanded_epilogue): Update.
3646 (thumb1_output_function_prologue): Update.
3647 * config/pa/pa.md (return expander): Update.
3648 * config/pa/pa.c (compute_frame_size): Update.
3649 (hppa_builtin_saveregs): Update.
3650 * config/mips/mips.c (mips_va_start): Update.
3651 (mips16_build_function_stub): Update.
3652 (mips_compute_frame_info): Update.
3653 (mips_restore_gp): Update.
3654 (mips_output_function_prologue): Update.
3655 (mips_expand_prologue): Update.
3656 * config/v850/v850.c (compute_frame_size): Update.
3657 (expand_prologue): * config/mmix/mmix.c (along): update.
3658 (mmix_initial_elimination_offset): update.
3659 (mmix_reorg): update.
3660 (mmix_use_simple_return): update.
3661 (mmix_expand_prologue): update.
3662 (mmix_expand_epilogue): Update.
3663 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3664 (emit_link_insn): Update.
3666 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3668 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3669 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3671 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3674 2008-04-07 Jan Hubicka <jh@suse.cz>
3676 * function.h (rtl): Rename to x_rtl.
3678 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3679 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3680 used_temp_slots avail_temp_slots, temp_slot_level,
3681 nonlocal_goto_handler_labels): Update accesstors.
3682 (rtl): New global variable.
3683 (struct function): Move some fileds to rtl_data.
3684 (get_arg_pointer_save_area): Update prototype.
3685 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3686 get_arg_pointer_save_area.
3687 * expr.c (init_expr): Update
3688 * function.c (get_frame_size): Update
3689 (assign_stack_local): Update
3690 (expand_function_end): Update.
3691 (get_art_pointer_save_area): Update
3693 * emit-rtl.c (rtl): Declare.
3694 (regno_reg_rtx): Declare.
3695 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3697 (gen_reg_rtx): Update.
3698 * varasm.c (n_deferred_constatns): Update accestor.
3699 (init_varasm_status): Do not allocate varasm_status.
3700 (force_const_mem, get_pool_size, output_constant_pool): Update.
3701 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3702 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3703 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3704 * sparc/sparc.h (INIT_EXPANDERS): Update.
3705 * ia64/ia64.h (INIT_EXPANDERS): Update.
3707 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3709 * reload.c (push_secondary_reload): Add missing break to for loop.
3711 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3713 PR middle-end/PR28690
3714 * rtlanal.c: Update copyright years.
3715 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3716 as REG_POINTER and MEM_POINTER operands.
3717 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3718 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3719 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3720 * gcse.c: Update copyright years.
3721 (pre_delete): Call gen_reg_rtx_and_attrs.
3722 (hoist_code): Likewise.
3723 (build_store_vectors): Likewise.
3724 (delete_store): Likewise.
3725 * loop-invariant.c (move_invariant_reg): Likewise.
3726 Update copyright years.
3728 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3730 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3731 control string instead of quoted.
3733 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3735 * doc/rtl.texi: Rewrite of subreg section.
3737 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3740 * config/i386/i386.c (legitimize_pic_address): Add treating
3741 of dllimport SYM_REF's.
3742 (legitimize_dllimport_symbol): Add prototype.
3744 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3746 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3747 reference in constructor with non self-referential type.
3749 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3751 Removal of Return with Depressed Stack Pointer support
3752 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3753 (ECF_SP_DEPRESSED): Likewise.
3754 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3755 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3756 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3757 (expand_call): Do not test ECF_SP_DEPRESSED.
3758 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3759 * function.c (keep_stack_depressed): Delete.
3760 (handle_epilogue_set): Likewise.
3761 (update_epilogue_consts): Likewise.
3762 (emit_equiv_load): Likewise.
3763 (thread_prologue_and_epilogue_insns): Remove support for Return with
3764 Depressed Stack Pointer.
3765 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3767 2008-04-06 Richard Guenther <rguenther@suse.de>
3769 PR tree-optimization/35400
3770 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3771 information from SSA_NAMEs.
3773 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3775 * config/avr/avr.h (avr_mega_p): Remove declaration.
3776 (AVR_MEGA): Remove macro.
3777 * config/avr/avr.c (avr_mega_p): Remove variable.
3778 (avr_override_options): Remove inicializion of avr_mega_p.
3779 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3780 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3781 (avr_jump_mode): (Ditto.).
3782 (avr_output_progmem_section_asm_op): (Ditto.).
3783 (avr_asm_init_sections): (Ditto.).
3784 (avr_asm_init_sections): (Ditto.).
3785 (avr_rtx_costs): (Ditto.).
3786 * config/avr/avr.md: (Ditto.).
3787 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3790 2008-04-06 Richard Guenther <rguenther@suse.de>
3792 PR tree-optimization/35842
3793 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3794 is_gimple_invariant_address.
3796 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3798 * gcc.c (default_compilers): Sync Fortran extensions list with
3799 that in fortran/lang-specs.h.
3800 * doc/invoke.texi: Likewise.
3801 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3802 * dwarf2out.c (gen_compile_unit_die): Likewise.
3804 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3806 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3808 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3811 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3812 attribute is used for nested functions.
3814 2008-04-05 Jan Hubicka <jh@suse.cz>
3816 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3818 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3820 (dump_files): Update.
3821 (enable_rtl_dump_file): Do not accept letter argument.
3822 * tree-pass.h (dump_file_info): Remove letter argument.
3823 * toplev.c (decode_d_option): Update -da handling.
3824 * toplev.h (enable_rtl_dump_file): Update prototype.
3825 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3826 it out based on pass type.
3827 (register_dump_files_1): Likewise.
3828 (init_optimization_passes): Update register_one_dump_file calls.
3829 (execute_one_pass): Sanity check that IPA passes are called at IPA
3830 level and RTL passes at RTL level.
3831 (execute_pass_list): IPA pass can not be after or subpass of
3833 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3834 disallov RTL subpasses of IPA subpasses.
3836 2008-04-05 Ben Elliston <bje@au.ibm.com>
3838 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3839 builtins that return exactly once and do not throw. Cache call to
3842 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3844 PR rtl-optimization/34916
3846 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3847 between instruction pairs.
3849 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3851 * doc/invoke.texi: Document -mbitops for SH.
3852 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3853 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3854 * config/sh/sh.c (print_operand): Add %t operand code.
3855 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3856 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3857 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3858 (extendqihi2): Likewise.
3859 (movqi_i): Likewise.
3860 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3861 (extv): Use bld instruction for SH2A if possible.
3863 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3864 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3865 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3866 (bset.b, bclr.b): Define peepholes.
3867 * config/sh/sh.opt (mbitops): New option.
3869 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3872 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3873 and view convert expression.
3875 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3878 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3880 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3882 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3884 * config/i386/cpuid.h (bit_AES): New.
3885 (bit_PCLMUL): Likewise.
3887 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3888 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3889 SSE2 if AES or PCLMUL is enabled.
3890 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3891 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3892 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3893 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3894 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3895 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3896 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3897 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3898 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3899 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3900 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3901 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3902 __builtin_ia32_aeskeygenassist128 and
3903 __builtin_ia32_pclmulqdq128.
3904 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3905 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3906 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3908 * config/i386/i386.h (TARGET_AES): New.
3909 (TARGET_PCLMUL): Likewise.
3910 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3912 * config/i386/i386.md (UNSPEC_AESENC): New.
3913 (UNSPEC_AESENCLAST): Likewise.
3914 (UNSPEC_AESDEC): Likewise.
3915 (UNSPEC_AESDECLAST): Likewise.
3916 (UNSPEC_AESIMC): Likewise.
3917 (UNSPEC_AESKEYGENASSIST): Likewise.
3918 (UNSPEC_PCLMUL): Likewise.
3920 * config/i386/i386.opt (maes): New.
3921 (mpclmul): Likewise.
3923 * config/i386/sse.md (aesenc): New pattern.
3924 (aesenclast): Likewise.
3926 (aesdeclast): Likewise.
3928 (aeskeygenassist): Likewise.
3929 (pclmulqdq): Likewise.
3931 * config/i386/wmmintrin.h: New.
3933 * doc/extend.texi: Document AES and PCLMUL built-in function.
3935 * doc/invoke.texi: Document -maes and -mpclmul.
3937 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3939 * function.c (free_after_parsing): Replace with
3940 cxx_push_function_context from C++ front-end.
3941 (allocate_struct_function): Don't call langhook.
3942 * langhooks.h (struct lang_hooks_for_functions): Delete.
3943 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3945 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3946 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3947 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3948 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3949 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3950 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3951 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3953 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3954 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3956 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3959 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3962 2008-04-04 Richard Guenther <rguenther@suse.de>
3965 * fold-const.c (optimize_minmax_comparison): Use the correct
3966 type for the constant in the simplified comparison.
3968 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3970 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3971 Pass L2 size as "--param l2-cache-size" to the compiler.
3972 (decode_l2_cache): New function to decode L2 cache parameters using
3973 0x8000006 extended cpuid function.
3974 (detect_caches_amd): Determine parameters of L2 cache using
3975 decode_l2_caches function.
3976 (decode_caches_intel): Decode L2 cache parameters.
3977 (detect_caches_intel): Determine L2 cache parameters using
3978 decode_caches_intel and decode_l2_caches functions.
3980 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3982 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3983 secondary input reload for subword loads from the constant pool.
3985 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3988 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3989 constants of the appropriate size for runtime calculations.
3992 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3993 decimal-float literal constant zero.
3995 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3998 * c-parser.c (c_parser_omp_atomic): Call
3999 default_function_array_conversion on the RHS.
4002 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4003 call is_variable_sized if decl has incomplete type.
4005 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4007 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4009 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4011 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4013 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4014 (sgt<u>): Merge sgt and sgtu into new expander.
4015 (sgt, sgtu): Remove expanders.
4016 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4017 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4018 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4019 *sgtu_<mode>_mips16 into new pattern.
4020 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4021 (sge<u>): Merge sge and sgeu into new expander.
4022 (sge, sgeu): Remove expanders.
4023 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4025 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4026 (slt<u>): Merge slt and sltu into new expander.
4027 (slt, sltu): Remove expanders.
4028 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4029 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4030 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4031 *sltu_<mode>_mips16 into new pattern.
4032 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4033 (sle<u>): Merge sle and sleu into new expander.
4034 (sle, sleu): Remove expanders.
4035 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4036 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4037 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4038 *sleu_<mode>_mips16 into new pattern.
4039 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4041 2008-04-03 Jan Hubicka <jh@suse.cz>
4043 PR tree-optimization/35795
4044 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4045 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4046 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4047 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4048 * score/score3.c (score3_output_mi_thunk): Likewise.
4049 * score/score7.c (score7_output_mi_thunk): Likewise.
4050 * mips/mips.c (mips_output_mi_thunk): Likewise.
4052 2008-04-03 Richard Guenther <rguenther@suse.de>
4054 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4055 conversions. Simplify code.
4057 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4059 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4061 2008-04-03 Tom Tromey <tromey@redhat.com>
4062 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4064 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4065 * config/bfin/t-bfin-linux (generated_files): Add
4066 linux-sysroot-suffix.h.
4067 * doc/install.texi (Prerequisites): Require make 3.80.
4068 * doc/sourcebuild.texi (Front End Directory): Document new
4070 * Makefile.in (generated_files): New variable.
4071 (ALL_HOST_OBJS): New variable.
4072 ($(ALL_HOST_OBJS)): New target.
4074 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4076 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4077 (remap_block): Call id->transform_lang_insert_block instead
4079 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4080 Set id.transform_lang_insert_block to NULL.
4081 (clone_body): Move to cp/optimize.c
4082 * tree-inline.h (struct copy_body_data): Change
4083 transform_lang_insert_block to function pointer.
4084 (copy_generic_body, copy_decl_no_change): Export.
4085 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4086 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4087 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4089 * c-tree.h (insert_block): Kill.
4090 * c-decl.c (insert_block): Kill.
4092 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4094 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4095 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4096 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4098 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4099 argument, call {push,pop}_function_context from here.
4100 * c-parser.c: Use c_{push,pop}_function_context.
4102 * function.c (push_function_context_to): Move meat ...
4103 (push_function_context): ... here. Simplify.
4104 * function.c (pop_function_context_from): Move meat ...
4105 (pop_function_context): ... here. Simplify.
4106 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4108 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4109 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4110 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4111 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4113 2008-04-03 Ben Elliston <bje@au.ibm.com>
4115 * expmed.c (extract_force_align_mem_bit_field): Remove.
4117 2008-04-03 Richard Guenther <rguenther@suse.de>
4120 * expr.h (try_casesi): Adjust prototype.
4121 * expr.c (try_casesi): Take fallback label as extra parameter.
4122 Use that for gen_casesi if default_label is NULL.
4123 * stmt.c (expand_case): Pass fallback label to try_casesi,
4124 make sure to fill gaps with a fallback label if default_label
4127 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4130 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4132 2008-04-03 Ben Elliston <bje@au.ibm.com>
4134 * expmed.c (extract_split_bit_field): Remove if (0) code.
4135 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4136 (do_ds_constraint): Likewise.
4138 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4140 * doc/cppopts.texi (-dU): Document.
4141 * c-common.h (flag_dump_macros): Update comment.
4142 * c-opts.c (handle_OPT_d): Handle -dU.
4143 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4144 dump_queued_macros, cb_used_define, cb_used_undef): New.
4145 (init_pp_output): Handle -dU.
4146 (cb_line_change): Call dump_queued_macros.
4147 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4149 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4151 * config/avr/predicates.md (io_address_operand): New predicate.
4152 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4153 * config/avr/avr.c (avr_io_address_p): Remove function.
4154 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4155 'avr_io_address_p' function.
4156 (out_movhi_r_mr): (Ditto.).
4157 (out_movqi_mr_r): (Ditto.).
4158 (out_movhi_mr_r): (Ditto.).
4159 (avr_address_cost): (Ditto.).
4161 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4163 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4164 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4165 in 32bit mode when XMM registers are available to avoid store
4167 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4168 corresponding post-reload splitters.
4170 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4172 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4173 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4174 __builtin_ia32_roundss.
4175 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4176 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4177 __builtin_ia32_roundss.
4178 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4179 IX86_BUILTIN_SHUFPD here.
4181 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4183 * config/i386/i386.md (plogic): New.
4184 (plogicprefix): Likewise.
4186 * config/i386/mmx.md (mmx_<code><mode>3): New.
4187 (mmx_and<mode>3): Removed.
4188 (mmx_ior<mode>3): Likewise.
4189 (mmx_xor<mode>3): Likewise.
4191 * config/i386/sse.md (<code><mode>3): New.
4192 (*<code><mode>3): Likewise.
4193 (*<code><mode>3): Likewise.
4194 (<code><mode>3): Likewise.
4195 (*sse_<code><mode>3): Likewise.
4196 (*sse2_<code><mode>3): Likewise.
4197 (<code>tf3): Likewise.
4198 (*<code>tf3): Likewise.
4199 (and<mode>3): Likewise.
4200 (*and<mode>3): Likewise.
4201 (ior<mode>3): Removed.
4202 (*ior<mode>3): Likewise.
4203 (xor<mode>3): Likewise.
4204 (*xor<mode>3): Likewise.
4205 (*and<mode>3): Likewise.
4206 (*ior<mode>3): Likewise.
4207 (*xor<mode>3): Likewise.
4208 (and<mode>3): Likewise.
4209 (*sse_and<mode>3): Likewise.
4210 (*sse2_and<mode>3): Likewise.
4212 (*andtf3): Likewise.
4213 (ior<mode>3): Likewise.
4214 (*sse_ior<mode>3): Likewise.
4215 (*sse2_ior<mode>3): Likewise.
4217 (*iortf3): Likewise.
4218 (xor<mode>3): Likewise.
4219 (*sse_xor<mode>3): Likewise.
4220 (*sse2_xor<mode>3): Likewise.
4222 (*xortf3): Likewise.
4224 2008-04-02 Richard Guenther <rguenther@suse.de>
4226 PR tree-optimization/14495
4227 PR tree-optimization/34793
4228 * tree-vrp.c (struct switch_update): New structure.
4229 (to_remove_edges, to_update_switch_stmts): New VECs.
4230 (simplify_switch_using_ranges): New function. Remove not taken
4231 case labels and edges.
4232 (simplify_stmt_using_ranges): Call it.
4233 (identify_jump_threads): Mark edges we have queued for removal
4234 so we don't thread them.
4235 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4237 * tree-cfg.c (group_case_labels): Deal with missing default label.
4238 (tree_verify_flow_info): Allow missing default label.
4239 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4240 (emit_case_nodes): Likewise.
4241 (expand_case): Do not rely on the default label to be present.
4242 * expr.c (try_casesi): Deal with NULL default_label.
4243 (do_tablejump): Likewise.
4245 2008-04-02 Richard Guenther <rguenther@suse.de>
4247 PR tree-optimization/14495
4248 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4249 SWITCH_EXPR here ...
4250 (vrp_visit_switch_stmt): ... but here (new function).
4251 (find_case_label_index): New helper function.
4252 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4254 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4256 * fwprop.c: Fix ISO-C99ism.
4258 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4261 * Makefile.in (objdir): Set it here.
4262 * configure.ac: Not here. Find dynamic linker characteristics.
4263 * exec-tool.in: Use them.
4264 * aclocal.m4: Regenerate.
4265 * configure: Regenerate.
4267 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4269 * expr.c (expand_var): Delete it.
4270 * expr.h (expand_var): Delete prototype.
4271 * function.c (expand_function_start): Use expand_decl instead.
4272 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4275 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4277 PR rtl-optimization/35542
4278 * fwprop.c (forward_propagate_and_simplify): Replace
4279 loc_reg_mentioned_in_p with reg_mentioned_p.
4281 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4283 PR rtl-optimization/35281
4284 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4285 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4286 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4287 (varying_mem_p): Move above propagate_rtx.
4288 (all_uses_available_at): Do not check MEMs.
4290 2008-04-02 Rafael Espindola <espindola@google.com>
4292 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4293 (register_edge_assert_for_2): Split the cond argument.
4294 (register_edge_assert_for_1): Adjust for the change in
4295 register_edge_assert_for_2.
4296 (register_edge_assert_for): Split the cond argument.
4297 (find_switch_asserts): Adjust for the change in
4298 register_edge_assert_for.
4300 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4302 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4303 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4304 offsets for 64-bit mingw.
4305 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4306 abi for x86_64-pc-mingw.
4308 2008-04-02 Richard Guenther <rguenther@suse.de>
4310 * tree-vrp.c (extract_range_from_assert): Make sure to not
4311 produce range min/max with TREE_OVERFOW set.
4312 If merging a anti-range and a range keep the anti-range if
4313 the range covers all values of the type.
4314 (register_edge_assert_for_2): Only allow sign-changing
4315 conversions in detecting canonical range checks. Also
4316 register an assert for the unsigned name if useful.
4318 PR tree-optimization/35787
4319 * tree-vrp.c (vrp_val_max): New function.
4320 (vrp_val_min): Likewise.
4321 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4322 (vrp_val_is_min): Likewise.
4323 (supports_overflow_infinity): Use vrp_val_{min,max}.
4324 (negative_overflow_infinity): Likewise.
4325 (positive_overflow_infinity): Likewise.
4326 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4327 (is_positive_overflow_infinity): Likewise.
4328 (is_overflow_infinity): Likewise.
4329 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4330 vrp_val_is_{min,max}.
4331 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4332 to ranges if possible. Avoid empty ranges.
4334 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4337 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4338 the expression is a function address.
4340 2008-04-01 George Helffrich <george@gcc.gnu.org>
4342 PR fortran/35154, fortran/23057
4343 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4344 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4345 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4346 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4348 (dbxout_syms): Check for COMMON-based symbol and wrap in
4349 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4350 in bracket for efficiency.
4352 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4353 using DW_TAG_common_block + member offset.
4354 (add_pubname_string): New function.
4355 (dw_expand_expr): New function to find block name and offset for
4357 (common_check): New function to check whether symbol in Fortran COMMON.
4358 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4360 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4363 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4365 2008-04-02 Ben Elliston <bje@au.ibm.com>
4367 * config/v850/v850.md (casesi): Remove if (0) code.
4368 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4369 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4371 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4373 * config/i386/i386.md (rex64suffix): New mode attribute.
4374 (floathi<mode>2): Disable expander for SSE math.
4375 (*floathi<mode>2_1): New insn insn_and_split pattern.
4376 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4377 corresponding post-reload splitters.
4378 (*floathi<mode>2_i387): New macroized insn pattern.
4379 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4380 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4381 insn_and_split pattern.
4382 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4383 New macroized instruction patterns and corresponding post-reload
4385 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4386 and corresponding post-reload splitters.
4387 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4388 New macroized instruction patterns.
4389 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4390 macroized instruction patterns and corresponding post-reload splitters.
4391 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4392 corresponding post-reload splitters.
4393 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4394 New macroized instruction patterns.
4395 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4396 corresponding post-reload splitters.
4397 (*floatsi<mode>2_i387): New macroized instruction patterns.
4399 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4401 * config/i386/i386.md (smaxmin): New.
4402 (umaxmin): Likewise.
4403 (maxminiprefix): Likewise.
4404 (maxminfprefix): Likewise.
4405 (<code><mode>3): Likewise.
4406 (smin<mode>3): Removed.
4407 (smax<mode>3): Likewise.
4409 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4410 (mmx_<code>v4hi3): Likewise.
4411 (mmx_<code>v8qi3): Likewise.
4412 (mmx_smaxv2sf3): Removed.
4413 (mmx_sminv2sf3): Likewise.
4414 (mmx_umaxv8qi3): Likewise.
4415 (mmx_smaxv4hi3): Likewise.
4416 (mmx_uminv8qi3): Likewise.
4417 (mmx_sminv4hi3): Likewise.
4419 * config/i386/sse.md (<addsub><mode>3): New.
4420 (*<addsub><mode>3): Likewise.
4421 (<sse>_vm<addsub><mode>3): Likewise.
4422 (<maxmin><mode>3): Likewise.
4423 (*<maxmin><mode>3_finite): Likewise.
4424 (*<maxmin><mode>3): Likewise.
4425 (<sse>_vm<maxmin><mode>3): Likewise.
4426 (sse3_h<addsub>v4sf3): Likewise.
4427 (sse3_h<addsub>v2df3): Likewise.
4428 (<maxmin>v16qi3): Likewise.
4429 (*<maxmin>v16qi3): Likewise.
4430 (<maxmin>v8hi3): Likewise.
4431 (*<maxmin>v8hi3): Likewise.
4432 (*sse4_1_<maxmin><mode>3): Likewise.
4433 (*sse4_1_<maxmin><mode>3): Likewise.
4434 (add<mode>3): Removed.
4435 (*add<mode>3): Likewise.
4436 (<sse>_vmadd<mode>3): Likewise.
4437 (sub<mode>3): Likewise.
4438 (*sub<mode>3): Likewise.
4439 (<sse>_vmsub<mode>3): Likewise.
4440 (smin<mode>3): Likewise.
4441 (*smin<mode>3_finite): Likewise.
4442 (*smin<mode>3): Likewise.
4443 (<sse>_vmsmin<mode>3): Likewise.
4444 (smax<mode>3): Likewise.
4445 (*smax<mode>3_finite): Likewise.
4446 (*smax<mode>3): Likewise.
4447 (<sse>_vmsmax<mode>3): Likewise.
4448 (sse3_haddv4sf3): Likewise.
4449 (sse3_haddv2df3): Likewise.
4450 (sse3_hsubv4sf3): Likewise.
4451 (sse3_hsubv2df3): Likewise.
4452 (umaxv16qi3): Likewise.
4453 (*umaxv16qi3): Likewise.
4454 (smaxv8hi3): Likewise.
4455 (*smaxv8hi3): Likewise.
4456 (*sse4_1_smax<mode>3): Likewise.
4457 (*sse4_1_umax<mode>3): Likewise.
4458 (uminv16qi3): Likewise.
4459 (*uminv16qi3): Likewise.
4460 (sminv8hi3): Likewise.
4461 (*sminv8hi3): Likewise.
4462 (*sse4_1_smin<mode>3): Likewise.
4463 (*sse4_1_umin<mode>3): Likewise.
4465 2008-04-01 Rafael Espindola <espindola@google.com>
4467 * tree-cfg.c (verify_expr): remove in_phi.
4468 (verify_stmt): Don't call walk_tree with verify_expr. Use
4469 is_gimple_min_invariant instead of is_gimple_val.
4471 2008-04-01 Joseph Myers <joseph@codesourcery.com>
4473 * doc/include/gpl_v3.texi: Update for manpage generation.
4474 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
4476 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
4477 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
4478 gpl_v3.texi instead of gpl.texi.
4481 2008-04-01 Jakub Jelinek <jakub@redhat.com>
4484 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
4486 2008-04-01 Rafael Espindola <espindola@google.com>
4488 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
4489 (extract_code_and_val_from_cond): Use
4490 extract_code_and_val_from_cond_with_ops.
4492 2008-04-01 Jan Hubicka <jh@suse.cz>
4494 * function.c (free_after_compilation): Free epilogue_delay_list.
4495 (prepare_function_start): Assert that previous compilation was freed.
4497 2008-04-01 Jan Hubicka <jh@suse.cz>
4498 Jim Wilson <wilson@tuliptree.org>
4499 Andreas Tobler <andreast@gcc.gnu.org>
4502 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4503 rtl.emit instead cfun->emit.
4504 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4505 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4507 2008-04-01 Ben Elliston <bje@au.ibm.com>
4509 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4511 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4513 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4515 (fprofile-use): Add var flag_profile_use
4516 * coverage.c (coverage_begin_output): Do not open a gcno file for
4517 output only if -ftest-coverage is set.
4518 Do not add getpwd() to gcda file path.
4519 (build_gcov_info): Check the new flag
4520 flag_profile_datafile_relative_path.
4521 (coverage_init): Use profile_data_prefix.
4522 Read profile counter only if flag_profile_use is set.
4523 * opts.c (common_handle_option): New option fprofile-use=,
4524 fprofile-dir=, fprofile-generate=.
4525 * toplev.c (profile_data_prefix): New variable definition.
4526 * toplev.h (profile_data_prefix): New declaration.
4527 * doc/invoke.tex (Option Summary, Optimization Options):
4530 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4532 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4533 use tmp consistently.
4536 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4537 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4538 UNSPEC_FR_RECIP_APPROX_RES.
4539 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4541 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4544 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4546 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4549 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4550 element of the vector via a pointer.
4552 2008-03-31 Ian Lance Taylor <iant@google.com>
4554 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4556 2008-03-31 Jan Hubicka <jh@suse.cz>
4558 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4559 get_arg_pointer_save_area.
4560 * expr.c (init_expr): Just clear out rtl.expr.
4561 * function.c (free_after_compilation): Clear out whole RTL structure.
4562 (get_func_frame_size): Merge into ...
4563 (get_frame_size): ... this one.
4564 (assign_stack_local_1): Merge into ...
4565 (assign_stack_local): ... this one.
4566 (expand_function_end): Update call of get_arg_pointer_save_area.
4567 (get_art_pointer_save_area): Remove cfun argument.
4568 * function.h (emit_status): regno_pointer_align does not need length
4569 attribute. Move x_regno_reg_rtx to ...
4570 (regno_reg_rtx): ... new global array.
4571 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4572 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4573 apply_args_value, forced_labels, stack_pointer_delta):
4575 (struct varasm_status): Move here from varasm.c
4576 (struct rtl_data): New. Move here some fields from struct function.
4577 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4578 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4579 used_temp_slots avail_temp_slots, temp_slot_level,
4580 nonlocal_goto_handler_labels): Update accesstors.
4581 (rtl): New global variable.
4582 (struct function): Move some fileds to rtl_data.
4583 (get_arg_pointer_save_area): Update prototype.
4584 * emit-rtl.c (rtl): Declare.
4585 (regno_reg_rtx): Declare.
4586 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4588 (gen_reg_rtx): Update.
4589 (init_virtual_regs): Do not tate emit_status argument.
4590 (init_emit): Do not allocate emit.
4591 * varasm.c (varasm_statuc): Move to function.h.
4592 (n_deferred_constatns): Update accestor.
4593 (init_varasm_status): Do not allocate varasm_status.
4594 (force_const_mem, get_pool_size, output_constant_pool): Update.
4595 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4596 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4598 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4600 PR rtl-optimization/35729
4601 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4604 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4607 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4608 load/store if memory is unaligned.
4609 (*movti_rex64): Likewise.
4611 * config/i386/predicates.md (misaligned_operand): New.
4613 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4616 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4619 2008-03-31 Jan Beulich <jbeulich@novell.com>
4621 * config/ia64/constraints.md: Add 'j' constraint.
4622 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4623 (movdi_internal): Likewise.
4625 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4628 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4630 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4633 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4634 proper error message for the third argument on blendpd and
4637 * config/i386/sse.md (blendbits): New.
4638 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4640 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4642 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4644 2008-03-30 Richard Guenther <rguenther@suse.de>
4647 * fold-const.c (fold_sign_changed_comparison): Do leave
4648 conversions to base-types alone.
4650 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4652 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4653 the link register if one altivec register is be saved.
4655 2008-03-30 Ben Elliston <bje@au.ibm.com>
4657 * final.c (final_scan_insn): Remove if (0) code.
4659 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4661 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4663 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4665 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4666 of V4SFmode to ix86_binary_operator_ok.
4668 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4670 * config/i386/i386.c (override_options): Initialize
4671 ix86_veclib_handler to ix86_veclibabi_svml when
4672 -mveclibabi=svml is used.
4673 (ix86_veclibabi_svml): New function for SVML ABI style
4674 vectorization support.
4675 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4677 2008-03-28 Rafael Espindola <espindola@google.com>
4679 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4680 (tree_binary_nonnegative_warnv_p): Make it public.
4681 (tree_single_nonnegative_warnv_p): Make it public.
4682 (tree_invalid_nonnegative_warnv_p): Make it public.
4683 (tree_unary_nonzero_warnv_p): Make it public.
4684 (tree_binary_nonzero_warnv_p): Make it public
4685 (tree_single_nonzero_warnv_p): Make it public.
4686 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4687 (extract_range_from_binary_expr): Split the expr argument.
4688 (extract_range_from_unary_expr): Split the expr argument.
4689 (extract_range_from_comparison): Split the expr argument.
4690 (extract_range_from_expr): Use the new aux functions.
4691 (vrp_evaluate_conditional_warnv): Use
4692 vrp_evaluate_conditional_warnv_with_ops.
4693 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4694 (tree_binary_nonzero_warnv_p): Declare.
4695 (tree_single_nonzero_warnv_p): Declare.
4696 (tree_expr_nonzero_warnv_p): Declare.
4697 (tree_unary_nonnegative_warnv_p): Declare.
4698 (tree_binary_nonnegative_warnv_p): Declare.
4699 (tree_single_nonnegative_warnv_p): Declare.
4700 (tree_invalid_nonnegative_warnv_p): Declare.
4702 2008-03-28 Richard Guenther <rguenther@suse.de>
4704 PR tree-optimization/30317
4705 PR tree-optimization/30911
4706 PR tree-optimization/34793
4707 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4708 (struct assert_locus_d): New member EXPR.
4709 (register_new_assert_for): Add EXPR parameter to support
4710 ASSERT_EXPR <name, expr OP limit>.
4711 (register_edge_assert_for_1): Adjust callers.
4712 (find_assert_locations): Likewise.
4713 (process_assert_insertions_for): Build condition from expression.
4714 (extract_range_from_assert): Handle ASSERT_EXPRs
4715 of the form ASSERT_EXPR <name, expr OP limit>.
4716 (register_edge_assert_for_2): New helper registering
4717 asserts for comparisons. Recognize range tests of the form
4718 (unsigned)i - CST1 OP CST2.
4719 (register_edge_assert_for_1): Use it.
4720 (register_edge_assert_for): Likewise.
4721 (needs_overflow_infinity): Integer sub-types
4722 do not need overflow infinities.
4723 (vrp_val_is_max): The extreme values of integer sub-types
4724 are those of the base type.
4725 (vrp_val_is_min): Likewise.
4726 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4729 2008-03-28 Nick Clifton <nickc@redhat.com>
4732 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4733 Return GENERAL_REGS for stack adjustment reloads.
4735 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4738 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4739 const_vector when all the vectors are constant.
4741 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4743 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4745 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4746 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4748 (s<code>_sf): Use new scc_sf attribute for opcode names.
4750 2008-03-27 Tom Tromey <tromey@redhat.com>
4752 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4753 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4754 config/spu/t-spu-elf, config/i386/t-interix,
4755 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4756 config/i386/x-darwin, config/i386/x-mingw32,
4757 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4758 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4759 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4760 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4761 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4762 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4763 config/score/t-score-elf, config/arm/t-strongarm-pe,
4764 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4765 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4766 Revert automatic dependency patch.
4768 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4771 * config/i386/i386.c (ix86_function_arg_boundary): Align
4772 decimal floating point to its natural boundary.
4774 2008-03-27 Richard Guenther <rguenther@suse.de>
4777 * fold-const.c (fold_comparison): Restrict distinct decl
4778 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4779 solely rely on operand_equal_p.
4781 2008-03-27 Richard Guenther <rguenther@suse.de>
4784 * c-common.c (handle_weak_attribute): Reject combination of
4787 2008-03-27 Richard Guenther <rguenther@suse.de>
4789 PR tree-optimization/32810
4790 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4791 conversions from DECL_INITIAL.
4792 (fold_const_aggregate_ref): Likewise from constructor elements.
4794 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4796 * tree-affine.h (aff_combination_expand): Declare.
4797 (get_inner_reference_aff): Likewise.
4798 * tree-affine.c (aff_combination_expand): Split out from
4799 tree_to_aff_combination_expand.
4800 (get_inner_reference_aff): New function.
4801 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4802 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4803 (struct lim_aux_data): sm_done field removed.
4804 (mem_ref_loc_p, mem_ref_locs_p): New types.
4805 (struct mem_ref): Added id, stored, accesses_in_loop,
4806 indep_loop, dep_loop, indep_ref, dep_ref fields.
4807 Removed is_stored, locs and next fields.
4808 (memory_accesses): New variable.
4809 (movement_possibility): Do not allow moving statements
4810 that store to memory.
4811 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4813 (determine_max_movement): For statements with memory references,
4814 find the outermost loop in that the reference is independent.
4815 (move_computations_stmt): Mark the virtual operands for renaming.
4816 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4817 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4818 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4819 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4820 create_vop_ref_mapping, analyze_memory_references,
4821 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4822 get_all_locs_in_loop, ref_always_accessed_p,
4823 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4824 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4825 store_motion_loop, store_motion): New functions.
4826 (struct vop_to_refs_elt): New type.
4827 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4828 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4829 (schedule_sm): Replaced by...
4830 (execute_sm): ... this.
4831 (determine_lsm_ref, hoist_memory_references,
4832 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4833 find_more_ref_vops, free_mem_ref, free_mem_refs,
4834 determine_lsm_loop, determine_lsm): Removed.
4835 (tree_ssa_lim_finalize): Free data structures used by store motion.
4836 (tree_ssa_lim): Call analyze_memory_references. Use
4837 store_motion instead of determine_lsm.
4839 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4841 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4842 rename tmake_file to m68hc11/t-m68hc11.
4843 (mcore): Set inhibit_libc to true.
4844 * config.host (alpha*-dec-*vms*): Set extra_programs.
4845 (interix3*): Don't use host_xmake_file.
4846 * configure.ac: Let config.gcc override inhibit_libc.
4847 * configure: Regenerate.
4849 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4850 * config/t-openbsd-thread: Remove commented out lines.
4852 * config/x-interix: Remove.
4854 * config/m68hc11/t-m68hc11-gas: Rename to...
4855 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4857 * config/mcore/t-mcore: Remove T_CFLAGS.
4858 * config/mcore/t-mcore-pe: Likewise.
4860 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4862 * configure.ac: Replace custom __GNU_SOURCE test with
4863 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4864 * aclocal.m4: Regenerate.
4865 * configure: Regenerate.
4866 * config.in: Regenerate.
4868 2008-03-27 Richard Guenther <rguenther@suse.de>
4870 * fold-const.c (target.h): Include.
4871 (fold_comparison): Fold comparison of addresses of decls
4872 that bind locally or of constants. Consolidate address folding code.
4873 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4874 results from fold_binary_to_constant.
4875 (compare_values_warnv): Likewise.
4877 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4880 * fold-const.c (fold_truthop): Check for integeral types when folding
4881 a == 0 && b == 0 and a != 0 || b != 0 .
4883 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4885 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4887 2008-03-26 Andreas Schwab <schwab@suse.de>
4889 * doc/invoke.texi: Fix use of @item vs. @itemx.
4891 2008-03-26 Tom Tromey <tromey@redhat.com>
4893 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4894 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4895 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4896 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4897 build/genconstants.o, build/genemit.o, build/genextract.o,
4898 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4899 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4902 2008-03-26 Richard Guenther <rguenther@suse.de>
4905 2008-03-26 Richard Guenther <rguenther@suse.de>
4907 * fold-const.c (target.h): Include.
4908 (fold_comparison): Fold comparison of addresses of two decls
4909 that bind locally. Consolidate address folding code.
4911 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4913 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4914 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4915 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4916 dconstsqrt2, dconstthird, dconste and/or dconst10.
4917 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4918 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4919 dconstsqrt2, dconste): Delete.
4920 (init_emit_once): Likewise. Simplify initializing dconstm1.
4922 * real.c (get_real_const): New.
4923 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4924 dconstsqrt2, dconste): Delete.
4925 (real_value_const, get_real_const): New.
4927 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4929 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4931 * config/i386/i386.c (ix86_function_arg_boundary): Check
4932 BIGGEST_ALIGNMENT instead of 128.
4933 (setup_incoming_varargs_64): Likewise.
4935 2008-03-26 Tom Tromey <tromey@redhat.com>
4937 * Makefile.in (DEPFILES): Add missing '/'.
4939 2008-03-26 Richard Guenther <rguenther@suse.de>
4941 * fold-const.c (target.h): Include.
4942 (fold_comparison): Fold comparison of addresses of two decls
4943 that bind locally. Consolidate address folding code.
4945 2008-03-26 Nick Clifton <nickc@redhat.com>
4948 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4949 not allow INT+INT as a legitimate addressing mode.
4951 2008-03-26 Richard Guenther <rguenther@suse.de>
4953 * tree-flow.h (widen_bitfield): Remove declaration.
4954 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4955 (widen_bitfield): Remove function.
4956 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4959 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4962 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4965 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4967 PR rtl-optimization/35232
4968 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4969 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4970 reg_reloaded_call_part_clobbered here.
4971 (reload_regs_reach_end_p): New function.
4972 (reload_reg_rtx_for_input): New variable.
4973 (reload_reg_rtx_for_output): Likewise.
4974 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4975 when reassigning a pseudo register. Load reloadreg from
4976 reload_reg_rtx_for_input, moving the mode and register
4978 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4979 instead of the original when deciding whether an input reload
4980 would be a no-op or whether an output reload can be deleted.
4981 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4982 when setting up new_spill_reg_store. Load it from
4983 reload_reg_rtx_for_output, moving the mode and register
4985 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4986 instead of the original when deciding whether an output reload
4987 would be a no-op. Do the same when modifying insn notes.
4988 Use rtx_equal_p instead of == to compare the registers.
4989 (inherit_piecemeal_p): Take a mode and two register numbers
4991 (emit_reload_insns): Clear new_spill_reg_store for every hard
4992 register in the reload register. Remove spill registers
4993 from reg_reloaded_valid before considering whether to record
4994 inheritance information for them. Use reload_reg_rtx_for_output
4995 instead of reg_rtx when recording output reloads. Use
4996 reload_reg_rtx_for_input instead of reg_rtx when recording
4997 input reloads. Set or clear reg_reloaded_call_part_clobbered
4998 at the same time as setting reg_reloaded_valid.
4999 (delete_output_reload): Add a new_reload_reg parameter and use it
5000 instead of rld[j].reg_rtx.
5001 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5004 2008-03-25 Tom Tromey <tromey@redhat.com>
5006 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5007 (build/genattr.o): Likewise.
5008 (build/genattrtab.o): Likewise.
5009 (build/gencodes.o): Likewise.
5010 (build/genconfig.o): Likewise.
5011 (build/genconstants.o): Likewise.
5012 (build/genemit.o): Likewise.
5013 (build/genextract.o): Likewise.
5014 (build/genflags.o): Likewise.
5016 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5018 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5019 instead of size_int for integer types.
5020 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5021 to match type of MINUS_EXPR.
5023 2008-03-25 Tom Tromey <tromey@redhat.com>
5025 * configure: Rebuilt.
5026 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5029 2008-03-25 Tom Tromey <tromey@redhat.com>
5031 * config/x-solaris (host-solaris.o): Update.
5032 * config/x-linux (host-linux.o): Update.
5033 * config/x-hpux (host-hpux.o): Update.
5034 * config/x-darwin (host-darwin.o): Update.
5035 * config/v850/t-v850e (v850-c.o): Update.
5036 * config/v850/t-v850 (v850-c.o): Update.
5037 * config/t-vxworks (vxworks.o): Update.
5038 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5039 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5040 * config/spu/t-spu-elf (spu-c.o): Update.
5042 * config/sh/t-symbian (sh-c.o): Update.
5043 (symbian.o): Update.
5044 * config/sh/t-sh (sh-c.o): Update.
5045 * config/score/t-score-elf (score7.o, score3.o): Update.
5046 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5047 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5048 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5049 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5051 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5052 * config/m32c/t-m32c (m32c-pragma.o): Update.
5053 * config/ia64/t-ia64 (ia64-c.o): Update.
5054 * config/i386/x-mingw32 (host-mingw32.o): Update.
5055 * config/i386/x-i386 (driver-i386.o): Update.
5056 * config/i386/x-darwin (host-i386-darwin.o): Update.
5057 * config/i386/x-cygwin (host-cygwin.o): Update.
5058 * config/i386/t-nwld (nwld.o): Update.
5059 * config/i386/t-netware (netware.o): Update.
5060 * config/i386/t-interix (winnt.o): Update.
5061 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5062 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5063 msformat-c.o): Update.
5064 * config/bfin/t-bfin-linux (generated_files): Add
5065 linux-sysroot-suffix.h.
5066 * config/arm/t-wince-pe (pe.o): Update.
5067 * config/arm/t-strongarm-pe (pe.o): Update.
5068 * config/arm/t-pe (pe.o): Update.
5069 * config/arm/t-arm (arm-c.o): Update.
5070 * doc/install.texi (Prerequisites): Require make 3.80.
5071 * Makefile.in: Remove .o targets.
5072 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5073 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5074 (simple_generated_h, simple_generated_c): Move earlier.
5075 (generated_files): New variable.
5076 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5077 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5078 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5079 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5080 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5081 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5082 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5083 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5084 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5085 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5086 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5087 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5089 (COMPILE.base, COMPILE): New variables.
5090 (%.o): New pattern rule.
5091 (ALL_HOST_OBJS): New variable.
5092 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5093 (dummy-checksum.o, cc1-checksum.o): Remove.
5094 (DRIVER_SHLIB): New variable.
5095 (DRIVER_DEFINES): Use it.
5096 (gencondmd.c): Move out of build/.
5097 (s-conditions): Update.
5098 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5099 (ALL_BUILD_OBJS): Likewise.
5100 (build/%.o): Use BUILDCOMPILE.
5101 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5102 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5103 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5104 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5105 build/genconfig.o, build/genconstants.o, build/genemit.o,
5106 build/genextract.o, build/genflags.o, build/genmddeps.o,
5107 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5108 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5109 build/gen-protos.o, build/scan.o, build/fix-header.o,
5110 build/scan-decls.o): Simplify.
5111 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5112 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5113 prefix.o, toplev.o): Reduce to variable setting.
5114 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5115 ($(out_object_file), gcc-options.o): New targets.
5116 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5117 * configure: Rebuilt.
5118 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5119 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5121 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5123 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5124 complain when we hit an error, return ERROR_MARK_NODE.
5126 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5128 * config/sh/constraints.md (Pso, Psz): New constraints.
5129 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5130 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5132 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5134 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5135 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5137 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5139 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5140 (prefetch_sh2a): New.
5142 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5143 Naveen.H.S <naveen.hs@kpitcummins.com>
5145 * config/sh/constraints.md (I28): New constraint.
5146 * config/sh/sh.c (broken_move): Add support for movi20s.
5147 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5149 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5150 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5151 Naveen.H.S <naveen.hs@kpitcummins.com>
5153 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5154 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5155 (print_operand): Handle resbank in %@ operand code.
5156 (sh_encode_section_info): New.
5157 (push_regs): Add conditions for resbank.
5158 (sh_expand_epilogue): Likewise.
5159 (sh_insert_attributes): Likewise.
5160 (sh_attribute_table): Likewise.
5161 (sh_handle_resbank_handler_attribute): New.
5162 (sh2a_handle_function_vector_handler_attribute): New.
5163 (sh2a_is_function_vector_call): New.
5164 (sh2a_get_function_vector_number): New.
5165 (sh2a_function_vector_p): New.
5166 (sh_cfun_resbank_handler_p): New.
5167 * config/sh/sh.md (calli): Emit jsr/n if possible.
5168 (calli_tbr_rel): New.
5169 (calli_pcrel): Emit jsr/n if possible.
5170 (return_i): Emit rts/n if possible.
5171 (call_valuei_tbr_rel): New.
5172 (call_valuei_pcrel): Add condition for SH2A target.
5173 (call_value): Likewise.
5174 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5175 (sh2a_get_function_vector_number): Likewise.
5176 (sh2a_is_function_vector_call): Likewise.
5177 * doc/extend.texi: Document TBR relative addressing of SH2A.
5178 (resbank): Add description for SH2A.
5180 2008-03-24 Richard Guenther <rguenther@suse.de>
5183 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5184 pointer assignments change conversions according to middle-end rules.
5185 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5186 * configure.ac: Include type checking in yes.
5187 * configure: Regenerate.
5189 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5191 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5192 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5194 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5196 * gthr-vxworks.h (UNUSED): Define.
5198 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5200 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5202 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5204 * doc/extend.texi (Function Attributes): Add missing comma in the
5205 example of the "alloc_size" attribute.
5207 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5210 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5212 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5215 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5218 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5219 of the underlying type of a MS bitfield layout to the natural
5220 alignment of the type.
5222 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5224 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5225 to their natural alignment to avoid store forwarding stalls.
5227 2008-03-22 Richard Guenther <rguenther@suse.de>
5229 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5230 For PHI nodes verify the address is invariant.
5231 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5232 (get_symbol_constant_value): Use is_gimple_min_invariant.
5233 (maybe_fold_stmt_indirect): Likewise.
5235 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5237 PR rtl-optimization/33927
5238 * Makefile.in (dse.o): Depend on $(TM_P_H).
5239 * expr.h (extract_low_bits): Declare.
5240 * expmed.c (extract_low_bits): New function.
5241 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5242 * dse.c: Include tm_p.h.
5243 (find_shift_sequence): Remove the read_reg argument and return the
5244 read value. Emit the instructions instead of returning them.
5245 Iterate on new_mode rather than calculating it each time.
5246 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5247 source to NEW_MODE and extract_low_bits to convert the shifted
5249 (replace_read): Allow the load and store to have different mode
5250 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5251 or extraction instructions before trying the replacement. Update
5252 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5254 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5256 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5257 to their natural alignment to avoid store forwarding stalls.
5259 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5262 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5263 encouraging but not allowing gprs for input;
5264 change the input constraint to !f#r.
5265 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5267 change the output constraint to !f#r.
5269 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5272 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5273 corresponding post-reload splitters.
5274 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5275 when x87 FP math is selected.
5276 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5277 New function prototype.
5278 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5279 unreachable function to ease macroization of insn patterns.
5281 2008-03-21 Martin Jambor <mjambor@suse.cz>
5283 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5284 reference dumps if ddr is NULL or dependence is unknown.
5286 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5288 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5289 unsigned extension into account.
5290 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5291 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5292 Do computations on a scratch register.
5294 2008-03-21 Richard Guenther <rguenther@suse.de>
5296 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5297 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5298 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5299 * tree-ssa-dom.c (record_equality): Likewise.
5300 * tree-inline.c (copy_body_r): Likewise.
5301 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5304 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5306 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5307 as 'delete_unused' argument.
5309 2008-03-20 Richard Guenther <rguenther@suse.de>
5311 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5312 special casing of constant qualifiers.
5313 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5314 care about them in general.
5315 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5316 regardless of their type.
5317 (fold_stmt_r): Forcefully fold *& if we end up with that.
5319 2008-03-20 Paul Brook <paul@codesourcery.com>
5321 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5322 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5324 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5326 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5327 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5329 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5331 * common.opt (Wmudflap): New option.
5332 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5333 (mx_register_decls): Likewise.
5334 (mudflap_finish_file): Likewise.
5335 * doc/invoke.texi: Document -Wno-mudflap.
5337 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5339 * c-format.c (replace_format_name_to_system_name): New.
5341 (convert_format_name_to_system_name): New.
5342 (decode_format_attr): Add use of convert_format_name_to_system_name.
5343 (format_types_orig): Add gnu_ prefix to names.
5344 (check_format_info_main): Special treating of \0 escaped names for
5345 supporting multi-character format specifiers as I32, I64.
5346 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5347 (gnu_target_overrides_format_attributes): New.
5348 * c-format.h: Add structure target_ovr_attr to hold
5349 system specific formatter names.
5350 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5351 msformat-c.o file to c_target_objs and cxx_target_objs.
5352 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5353 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5354 (TARGET_N_FORMAT_TYPES): New.
5355 * config/i386/msformat-c.c: New.
5356 * config/i386/t-cygming: Add build rule for msformat-c.o.
5357 * doc/extend.texi: Add new format names gnu_* and ms_* and
5359 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5361 2008-03-20 Ira Rosen <irar@il.ibm.com>
5363 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5364 optimizations turned on under -O3.
5365 (ftree-vectorize): Add that the flag is turned on with -O3.
5367 2008-03-20 Ben Elliston <bje@au.ibm.com>
5369 * regmove.c (try_auto_increment): Fix spelling error in comment.
5370 * final.c (final_scan_insn): Likewise.
5372 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5375 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5376 allocator preferences for "y" and "r" class registers.
5377 ("*mov<mode>_internal"): Ditto.
5378 ("*movv2sf_internal_rex64"): Ditto.
5379 ("*movv2sf_internal"): Ditto.
5381 2008-03-19 Michael Matz <matz@suse.de>
5384 * calls.c (expand_call): Check overlap of arguments with call
5385 address for sibcalls.
5387 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5390 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5391 of the underlying type of a MS bitfield layout to the natural
5392 alignment of the type.
5394 2008-03-19 Jan Hubicka <jh@suse.cz>
5397 * toplev.c (decode_d_option): Handle all CPP flags.
5398 * tree-vrp.c: Update tree_pass descriptors.
5399 * regrename.c: Update tree_pass descriptors.
5400 * fwprop.c: Update tree_pass descriptors.
5401 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5402 * tree-into-ssa.c: Update tree_pass descriptors.
5403 * tree-dump.c: Update tree_pass descriptors.
5404 * tree-complex.c: Update tree_pass descriptors.
5405 * tree-dump.h: Update tree_pass descriptors.
5406 * see.c: Update tree_pass descriptors.
5407 * cgraphbuild.c: Update tree_pass descriptors.
5408 * tracer.c: Update tree_pass descriptors.
5409 * tree-loop-distribution.c: Update tree_pass descriptors.
5410 * cgraph.c: Update tree_pass descriptors.
5411 * postreload-gcse.c: Update tree_pass descriptors.
5412 * postreload.c: Update tree_pass descriptors.
5413 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5414 * tree-tailcall.c: Update tree_pass descriptors.
5415 * tree-pass.h (tree_opt_pass): Rename to ...
5416 (opt_pass) ... this one; add "type" field and remove letter field.
5417 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5418 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5419 all_lowering_passes): Update declaration.
5420 * ipa-cp.c: Update tree_pass descriptors.
5421 * final.c: Update tree_pass descriptors.
5422 * omp-low.c: Update tree_pass descriptors.
5423 * tree-ssa-dse.c: Update tree_pass descriptors.
5424 * ipa-reference.c: Update tree_pass descriptors.
5425 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5426 * auto-inc-dec.c: Update tree_pass descriptors.
5427 * reorg.c: Update tree_pass descriptors.
5428 * cgraphunit.c: Update tree_pass descriptors.
5429 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5430 * tree-ssa-ccp.c: Update tree_pass descriptors.
5431 * df-core.c: Update tree_pass descriptors.
5432 * mode-switching.c: Update tree_pass descriptors.
5433 * tree-nomudflap.c: Update tree_pass descriptors.
5434 * modulo-sched.c: Update tree_pass descriptors.
5435 * ipa-pure-const.c: Update tree_pass descriptors.
5436 * cse.c: Update tree_pass descriptors.
5437 * web.c: Update tree_pass descriptors.
5438 * tree-stdarg.c: Update tree_pass descriptors.
5439 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5440 * tree-ssa-dom.c: Update tree_pass descriptors.
5441 * tree-nrv.c: Update tree_pass descriptors.
5442 * tree-ssa-alias.c: Update tree_pass descriptors.
5443 * loop-init.c: Update tree_pass descriptors.
5444 * gimple-low.c: Update tree_pass descriptors.
5445 * ipa-inline.c: Update tree_pass descriptors.
5446 * tree-ssa-sink.c: Update tree_pass descriptors.
5447 * global.c: Update tree_pass descriptors.
5448 * ifcvt.c: Update tree_pass descriptors.
5449 * jump.c: Update tree_pass descriptors.
5450 * predict.c: Update tree_pass descriptors.
5451 * tree-ssa-loop.c: Update tree_pass descriptors.
5452 * recog.c: Update tree_pass descriptors.
5453 * dse.c: Update tree_pass descriptors.
5454 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5455 * tree-eh.c: Update tree_pass descriptors.
5456 * regmove.c: Update tree_pass descriptors.
5458 * function.c: Update tree_pass descriptors.
5459 * tree-vectorizer.c: Update tree_pass descriptors.
5460 * gcse.c: Update tree_pass descriptors.
5461 * ipa-type-escape.c: Update tree_pass descriptors.
5462 * tree-if-conv.c: Update tree_pass descriptors.
5463 * init-regs.c: Update tree_pass descriptors.
5464 * ipa.c: Update tree_pass descriptors.
5465 * tree-ssa-phiopt.c: Update tree_pass descriptors.
5466 * rtl-factoring.c: Update tree_pass descriptors.
5467 * lower-subreg.c: Update tree_pass descriptors.
5468 * bt-load.c: Update tree_pass descriptors.
5469 * tree-dfa.c: Update tree_pass descriptors.
5470 * except.c: Update tree_pass descriptors.
5471 * emit-rtl.c: Update tree_pass descriptors.
5472 * cfgexpand.c: Update tree_pass descriptors.
5473 * tree-cfgcleanup.c: Update tree_pass descriptors.
5474 * cfgcleanup.c: Update tree_pass descriptors.
5475 * tree-ssa-pre.c: Update tree_pass descriptors.
5476 * tree-sra.c: Update tree_pass descriptors.
5477 * tree-mudflap.c: Update tree_pass descriptors.
5478 * tree-ssa-copy.c: Update tree_pass descriptors.
5479 * cfglayout.c: Update tree_pass descriptors.
5480 * tree-ssa-forwprop.c: Update tree_pass descriptors.
5481 * tree-ssa-dce.c: Update tree_pass descriptors.
5482 * tree-ssa.c: Update tree_pass descriptors.
5483 * regclass.c: Update tree_pass descriptors.
5484 * integrate.c: Update tree_pass descriptors.
5485 * tree-optimize.c: Update tree_pass descriptors.
5486 * tree-ssa-phiprop.c: Update tree_pass descriptors.
5487 * tree-object-size.c: Update tree_pass descriptors.
5488 * combine.c: Update tree_pass descriptors.
5489 * tree-outof-ssa.c: Update tree_pass descriptors.
5490 * bb-reorder.c: Update tree_pass descriptors.
5491 * stack-ptr-mod.c: Update tree_pass descriptors.
5492 * var-tracking.c: Update tree_pass descriptors.
5493 * tree-profile.c: Update tree_pass descriptors.
5494 * tree-vect-generic.c: Update tree_pass descriptors.
5495 * reg-stack.c: Update tree_pass descriptors.
5496 * sched-rgn.c: Update tree_pass descriptors.
5497 * tree-ssa-structalias.c: Update tree_pass descriptors.
5498 * tree-cfg.c: Update tree_pass descriptors.
5499 * passes.c (current_pass): Update declaration.
5500 (finish_optimization_passes): Update.
5501 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5502 (register_one_dump_file, register_dump_files_1, next_pass_1):
5504 (init_optimization_passes): Update handling of new types.
5505 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5506 * ipa-struct-reorg.c: Update tree_pass descriptors.
5507 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5508 * combine-stack-adj.c: Update tree_pass descriptors.
5509 * cfgrtl.c: Update tree_pass descriptors.
5510 * dce.c: Update tree_pass descriptors.
5511 * tree-ssanames.c: Update tree_pass descriptors.
5513 2008-03-19 Richard Guenther <rguenther@suse.de>
5516 * tree-ssa.c (walk_data): New structure.
5517 (warn_uninitialized_var): If not always_executed warn with "maybe"
5519 (execute_early_warn_uninitialized): Compute post-dominators.
5520 Initialize always_executed before processing each basic block.
5522 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5525 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5526 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5528 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5530 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5532 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5534 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5536 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5537 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5538 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5539 target after ignore has been set, and move there also the commputation
5540 of subtarget and original_target.
5541 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5542 (LANG_HOOKS_INITIALIZER): Remove it.
5543 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5545 2008-03-18 Richard Guenther <rguenther@suse.de>
5547 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5548 found an expression with constants, note that in the VN for the lhs.
5549 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5550 fold them to constants if possible. Run cleanup_cfg if done so.
5551 (execute_pre): Return todo.
5553 (execute_fre): Likewise.
5554 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5556 (get_prop_source_stmt): Look through pointer conversions.
5558 2008-03-18 Jan Hubicka <jh@suse.cz>
5560 * tree-pretty-print.c: Include predict.h.
5561 (dump_generic_node): Dump predictor.
5562 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5563 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5564 * gimple-low.c (lower_stmt): Likewise.
5565 * expr.c (expand_expr_real): Likewise.
5566 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5568 (build_predict_expr, build_predict_expr): New.
5569 * predict.h (predictor_name, build_predict_expr): Update.
5570 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5571 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5572 * predict.def (PRED_CONTINUE): Update hitrate.
5573 * tree.def (PREDICT_EXPR): Define.
5574 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5575 do not handle BIND_EXPR.
5576 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5577 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5578 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5581 2008-03-18 Michael Matz <matz@suse.de>
5583 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5585 2008-03-18 Richard Guenther <rguenther@suse.de>
5587 * tree-gimple.h (is_gimple_invariant_address): Declare.
5588 (is_gimple_constant): Likewise.
5589 * tree-gimple.c (is_gimple_constant): New function.
5590 (is_gimple_invariant_address): Likewise.
5591 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5592 and is_gimple_invariant_address.
5593 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5595 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5596 an addressable base.
5598 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5601 * gimplify.c (gimplify_expr): Gimplify second operand of
5604 2008-03-17 Richard Guenther <rguenther@suse.de>
5606 PR tree-optimization/19637
5607 * fold-const.c (fold_unary): Remove restrictions of removing
5608 intermediate pointer-conversions (P2)(P1)P0.
5609 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5610 conversion to void pointer.
5611 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5613 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5616 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5617 emulated thread local variables.
5619 2008-03-16 Richard Guenther <rguenther@suse.de>
5622 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5623 expand TREE_INVARIANT operations that are not gimple invariant.
5625 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5627 * doc/extend.texi (Alignment): Say that the ABI controls
5628 the __alignof__ for non-strict-alignment targets rather
5629 than being a recommendation.
5631 2008-03-15 Paul Brook <paul@codesourcery.com>
5633 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5635 (arm_output_fn_unwind): Mark functions that can not be unwound.
5637 2008-03-15 Paul Brook <paul@codesourcery.com>
5639 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5640 extension instructions.
5642 2008-03-15 Richard Guenther <rguenther@suse.de>
5644 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5645 and fold constant aggregate refs.
5646 (fold_const_aggregate_ref): Handle string constants
5647 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5648 (evaluate_stmt): Simplify now that ccp_fold folds constant
5651 2008-03-15 Paul Brook <paul@codesourcery.com>
5653 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5654 (extzv): Use gen_extzv_t2.
5655 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5657 2008-03-15 Richard Guenther <rguenther@suse.de>
5659 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5660 (fold_const_aggregate_ref): Likewise.
5661 (get_value): Return NULL if we don't have any values.
5662 (ccp_finalize): Set const_val to NULL after freeing it.
5663 * tree-flow.h (get_symbol_constant_value): Declare.
5664 (fold_const_aggregate_ref): Likewise.
5665 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5667 2008-03-15 Richard Guenther <rguenther@suse.de>
5670 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5671 to not produce negative array indices if not allowed. Add
5672 parameter to indicate that.
5673 (maybe_fold_offset_to_component_ref): Allow negative array
5674 indices only for the first member of a structure.
5675 (maybe_fold_offset_to_reference): Allow negative array indices.
5676 (maybe_fold_stmt_addition): Likewise.
5678 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5679 Anatoly Sokolov <aesok@post.ru>
5681 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5682 (avr_arch): Add ARCH_AVR6.
5683 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5684 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5685 instead of fixed value 2.
5686 (print_operand_address): Use gs() asm specifier instead of pm().
5687 (avr_assemble_integer): (Ditto.).
5688 (avr_output_addr_vec_elt): (Ditto.).
5689 (print_operand): Handle "!" code.
5690 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5691 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5692 (AVR_HAVE_EIJMP_EICALL): Define.
5693 (AVR_3_BYTE_PC): Redefine.
5694 (AVR_2_BYTE_PC): (Ditto.).
5695 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5696 (LINK_SPEC): Add atmega2560 and atmega2561.
5697 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5699 * config/avr/avr.md (call_insn): Use eicall instead of icall
5700 for 3 byte PC devices.
5701 (call_value_insn): (Ditto.).
5702 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5703 (indirect_jump): Use only for for 2 byte PC devices.
5704 (*tablejump): (Ditto.).
5705 (*indirect_jump_avr6): Add insn.
5706 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5707 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5708 instead of ijmp for 3 byte PC devices.
5709 (__tablejump2__): (Ditto.).
5710 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5711 (MULITLIB_DIRNAMES): (Ditto.).
5712 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5714 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5716 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5717 "sse2_umulsidi3". Use V1DI mode for operand 0.
5718 ("mmx_psadbw"): Use V1DI mode for operand 0.
5719 * config/i386/i386-modes.def (V1SI): New vector mode.
5720 * config/i386/i386.c (struct builtin_description)
5721 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5722 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5723 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5724 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5725 v1di_ftype_v8qi_v8qi type.
5726 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5728 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5729 __builtin_ia32_pmuludq]: Fix the mode of return value.
5731 2008-03-15 Richard Guenther <rguenther@suse.de>
5734 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5737 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5739 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5740 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5741 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5742 unless TARGET_SERIALIZE_VOLATILE is enabled.
5743 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5744 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5745 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5747 2008-03-14 Richard Guenther <rguenther@suse.de>
5749 PR tree-optimization/34172
5750 * tree-flow.h (refs_may_alias_p): Declare.
5751 (get_single_def_stmt): Likewise.
5752 (get_single_def_stmt_from_phi): Likewise.
5753 (get_single_def_stmt_with_phi): Likewise.
5754 * tree-dfa.c (refs_may_alias_p): New function.
5755 (get_single_def_stmt): Likewise.
5756 (get_single_def_stmt_from_phi): Likewise.
5757 (get_single_def_stmt_with_phi): Likewise.
5758 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5759 (vn_reference_lookup_1): New helper function.
5760 (vn_reference_lookup): Walk the virtual use-def chain to
5761 continue searching for a match if the def does not alias the
5762 reference we are looking for.
5764 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5766 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5767 archive and Perzl. Update The Written Word listing.
5769 2008-03-14 Richard Guenther <rguenther@suse.de>
5771 PR tree-optimization/34043
5772 PR tree-optimization/33989
5773 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5775 (bitmap_find_leader): Use extra argument to verify dominance
5776 relationship inside a basic-block.
5777 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5778 (find_leader_in_sets): Adjust.
5779 (create_component_ref_by_pieces): Take extra argument for
5780 dominance check, handle lookup failures.
5781 (find_or_generate_expression): Likewise.
5782 (create_expression_by_pieces): Likewise.
5783 (insert_into_preds_of_block): Adjust.
5784 (create_value_expr_from): If asked for, verify all operands
5785 are in the blocks AVAIL_OUT set.
5786 (make_values_for_stmt): Check for SSA_NAMEs that are life
5787 over an abnormal edge.
5788 (compute_avail): Remove such check.
5789 (do_SCCVN_insertion): New function.
5790 (eliminate): If we do not find a leader suitable for replacement
5791 insert a replacement expression from SCCVN if available.
5792 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5793 (struct vn_ssa_aux): Add needs_insertion flag.
5794 * tree-ssa-sccvn.c (may_insert): New global flag.
5795 (copy_reference_ops_from_ref): Value-number union member access
5796 based on its size, not type and member if insertion is allowed.
5797 (visit_reference_op_load): For a weak match from union type
5798 punning lookup a view-converted value and insert a SSA_NAME
5799 for that value if that is not found.
5800 (visit_use): Make dumps shorter. Do not disallow value numbering
5801 SSA_NAMEs that are life over an abnormal edge to constants.
5802 (free_scc_vn): Release inserted SSA_NAMEs.
5803 (run_scc_vn): New flag to specify whether insertion is allowed.
5804 Process SSA_NAMEs in forward order.
5805 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5806 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5807 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5808 pointer type to/from integral types that do not change the
5809 precision to regular conversions.
5811 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5813 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5814 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5815 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5816 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5817 input arguments and the mode of return value. Built-in functions
5818 that operate on whole 64-bit MMX register now use V1DI mode.
5820 2008-03-13 Alon Dayan <alond@il.ibm.com>
5821 Olga Golovanevsky <olga@il.ibm.com>
5823 PR tree-optimization/35041
5824 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5825 to locate the right position in a statement.
5827 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5831 * config/i386/xmmintrin.h: Change all static inline functions to
5832 extern inline and add __gnu_inline__ attribute.
5833 * config/i386/bmintrin.h: Ditto.
5834 * config/i386/smmintrin.h: Ditto.
5835 * config/i386/tmmintrin.h: Ditto.
5836 * config/i386/mmintrin-common.h: Ditto.
5837 * config/i386/ammintrin.h: Ditto.
5838 * config/i386/emmintrin.h: Ditto.
5839 * config/i386/pmmintrin.h: Ditto.
5840 * config/i386/mmintrin.h: Ditto.
5841 * config/i386/mm3dnow.h: Ditto.
5843 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5846 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5847 (lower_omp_2): New function.
5848 (lower_omp_1, lower_omp): Rewritten.
5850 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5853 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5854 with the phrase "Microsoft Windows compilers".
5855 (Push/Pop Macro Pragmas): New subsection. Document
5856 #pragma push_macro and pragma pop_macro.
5858 2008-03-12 Paul Brook <paul@codesourcery.com>
5860 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5862 2008-03-12 Paul Brook <paul@codesourcery.com>
5864 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5865 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5866 (thumb2_addsi_shortim): Rename ...
5867 (thumb2_addsi_short): ... to this. Allow register operands.
5868 (thumb2_subsi_short): New pattern.
5869 (thumb2_one_cmplsi2_short,
5870 thumb2_negsi2_short): New patterns and peepholes.
5872 2008-03-12 Paul Brook <paul@codesourcery.com>
5874 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5876 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5878 * config/i386/i386.md (int_cond): New code iterator.
5880 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5881 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5882 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5883 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5884 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5885 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5886 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5887 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5889 2008-03-12 Paul Brook <paul@codesourcery.com>
5891 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5892 instead of {arm,thumb}_compute_save_reg_mask.
5893 (output_return_instruction): Ditto.
5894 (thumb_unexpanded_epilogue): Ditto.
5895 (thumb1_expand_prologue): Ditto.
5896 (thumb1_output_function_prologue): Ditto.
5897 (arm_set_return_address): Ditto.
5898 (thumb_set_return_address): Ditto.
5899 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5900 regs to achieve stack alignment.
5901 (thumb1_compute_save_reg_mask): Fix compiler warning.
5902 (arm_output_epilogue): Use offsets->saved_regs_mask.
5903 Adjust stack pointer by poping call clobered registers.
5904 (arm_expand_prologue): Use offsets->saved_regs_mask.
5905 Adjust stack pointer by pushing extra registers.
5906 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5908 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5911 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5912 conversion to the operands of a multiplication.
5914 2008-03-12 Richard Guenther <rguenther@suse.de>
5916 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5917 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5918 * timevar.def (TV_TREE_PHIPROP): Add.
5919 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5920 pass description. Use TV_TREE_PHIPROP.
5921 * tree-ssa-forwprop.c: Remove phiprop code.
5923 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5926 * omp-low.c (maybe_lookup_decl): Constify first argument.
5927 (use_pointer_for_field): Change last argument from bool to
5928 omp_context *. Disallow shared copy-in/out in nested
5929 parallel if decl is shared in outer parallel too.
5930 (build_outer_var_ref, scan_sharing_clauses,
5931 lower_rec_input_clauses, lower_copyprivate_clauses,
5932 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5934 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5935 Ira Rosen <irar@il.ibm.com>
5937 * tree-vectorizer.c (free_stmt_vec_info): New function.
5938 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5939 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5940 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5941 * tree-vect-transform.c (vectorizable_conversion): Free
5942 vec_oprnds0 if it was allocated.
5943 (vect_permute_store_chain): Remove unused VECs.
5944 (vectorizable_store): Free VECs that are allocated in the..
5946 (vect_transform_strided_load, vectorizable_load): Likewise.
5947 (vect_remove_stores): Simplify the code.
5948 (vect_transform_loop): Move code to vect_remove_stores().
5949 Call vect_remove_stores() and free_stmt_vec_info().
5951 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5953 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5954 TARGET_HPUX. Revise comment.
5955 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5956 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5957 Use sr4 variant of `be' instruction when not generating PIC code.
5958 (attr_length_call): Adjust for above change.
5960 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5962 * ipa-reference.c (static_execute): Remove module_statics_const and
5963 associated setting code.
5965 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5968 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5969 predicate for operand 1.
5970 (paritysi2_cmp): Use register_operand predicate for operand 2.
5971 Use earlyclobber modifier for operand 1. Remove support for
5973 (paritydi2_cmp): Use register_operand predicate for operand 3.
5974 Use earlyclobber modifier for operand 1. Remove support for
5977 2008-03-11 Paul Brook <paul@codesourcery.com>
5978 Vladimir Prus <vladimir@codesourcery.com>
5980 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5981 (arm_compute_save_reg0_reg12_mask): Always
5982 check if register 11 must be saved. Always safe hard frame pointer
5983 when frame_pointer_needeed.
5984 (arm_compute_save_reg_mask): Save IP and PC
5985 only with apcs frames.
5986 (arm_output_epilogue): Adjust Thumb2 codepath to
5987 be also invoked and work for ARM non-apcs frames.
5988 (arm_expand_prologue): Don't bother saving IP
5989 for non-apcs frame, since it's not clobbered by
5990 prologue code. Implement non-apcs frame
5993 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5995 PR rtl-optimization/35281
5996 * expr.c (convert_move): Use a new pseudo for the intermediate
5997 from_mode->word_mode result.
5999 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6001 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6002 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6003 * toplev.c (compile_file): Don't call it.
6005 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6008 * expr.c (store_expr): Call emit_block_move if the mode
6009 of "temp" RTX is BLKmode.
6011 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6012 Richard Guenther <rguenther@suse.de>
6014 PR tree-optimization/31358
6015 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6016 the step with a NULL_TREE.
6017 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6018 to sizetype if type is a pointer type.
6019 (add_candidate_1): Don't convert the base and step to
6020 the generic type if the orginal type is a pointer type.
6021 (add_iv_value_candidates): Use sizetype for the step
6022 if type is a pointer type.
6023 (cand_value_at): Likewise.
6024 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6026 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6027 Don't convert the tem affine to the type.
6028 (add_elt_to_tree): Use sizetype for the step if a pointer.
6029 Use POINTER_PLUS_EXPR for pointers.
6030 (aff_combination_to_tree): Use sizetype for the step if a
6033 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6035 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6036 Remove commutativity hint.
6038 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6042 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6043 errorneous type. Check that v is a VAR_DECL.
6046 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6048 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6050 PR tree-optimization/35494
6051 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6052 may be overriden at link and run time.
6054 2008-03-10 Richard Guenther <rguenther@suse.de>
6056 PR tree-optimization/34677
6057 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6058 (poolify_tree): Likewise.
6059 (modify_expr_template): Likewise.
6060 (poolify_modify_stmt): Likewise.
6061 (insert_fake_stores): Handle all component-ref style stores
6062 in addition to INDIRECT_REF. Also handle complex types.
6063 Do not poolify the inserted load.
6064 (realify_fake_stores): Do not rebuild the tree but only
6065 make it a SSA_NAME copy.
6066 (init_pre): Remove initialzation of modify_expr_template.
6067 Do not allocate modify_expr_node_pool.
6068 (fini_pre): Do not free modify_expr_node_pool.
6070 2008-03-10 Paul Brook <paul@codesourcery.com>
6072 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6075 2008-03-10 Paul Brook <paul@codesourcery.com>
6076 Mark Shinwell <shinwell@codesourcery.com>
6078 * config/arm/cortex-r4.md: New.
6079 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6081 * config/arm/arm.md: Include cortex-r4.md.
6082 (insn): Add smmls, sdiv and udiv values.
6083 (generic_sched): Don't use generic scheduling for Cortex-R4.
6084 (arm_issue_rate): New function.
6085 (TARGET_SCHED_ISSUE_RATE): Define.
6087 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6089 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6091 2008-03-10 Richard Guenther <rguenther@suse.de>
6093 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6094 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6096 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6098 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6099 Set default to true.
6101 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6103 * c.opt (Wsynth): Deprecate.
6104 * doc/invoke.texi (Option Summary, Warning Options): Document
6105 -Wno-format-contains-nul.
6107 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6110 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6111 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6113 2008-03-09 Ira Rosen <irar@il.ibm.com>
6115 * config/rs6000/rs6000.c (builtin_description): Rename vector
6116 left shift operations.
6117 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6118 (altivec_vsl<VI_char>): Rename to ...
6119 (ashl<mode>3): ... new name.
6120 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6122 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6124 2008-03-08 Richard Guenther <rguenther@suse.de>
6126 * coverage.h (tree_coverage_counter_addr): Declare.
6127 * coverage.c (tree_coverage_counter_addr): New function.
6128 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6130 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6131 (tree_gen_one_value_profiler): Likewise.
6132 (tree_gen_ic_profiler): Likewise.
6133 (tree_gen_average_profiler): Likewise.
6134 (tree_gen_ior_profiler): Likewise.
6136 2008-03-08 Richard Guenther <rguenther@suse.de>
6138 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6139 (vn_binary_op_insert): Likewise.
6140 (vn_unary_op_lookup): Likewise.
6141 (vn_unary_op_insert): Likewise.
6142 (vn_nary_op_lookup): Declare.
6143 (vn_nary_op_insert): Likewise.
6144 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6145 and binary hashes, use a single obstack for unary_op_pool
6147 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6148 a single struct vn_nary_op_s. Store tree code length and
6149 a variable number of operands.
6150 (struct vn_reference_op_struct): Remove unused op2.
6151 (vn_reference_op_eq): Do not compare op2.
6152 (vn_reference_op_compute_hash): Do not compute hash of op2.
6153 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6154 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6155 with vn_nary_op_compute_hash.
6156 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6157 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6159 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6161 (visit_unary_op): Call nary functions.
6162 (visit_binary_op): Likewise.
6163 (process_scc): Adjust for struct vn_tables_s changes.
6164 (allocate_vn_table): Likewise.
6165 (free_vn_table): Likewise.
6166 * tree-vn.c (vn_add): Call nary functions.
6167 (vn_lookup): Likewise.
6169 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6172 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6173 wdst back after sync_compare_and_swapqhi_internal.
6175 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6178 * config/i386/i386-modes.def (V1DI): New vector mode.
6179 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6180 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6181 (MMXMODE248): Ditto.
6182 (MMXMODE): Add V1DI mode.
6183 (mmxvecsize): Change DI mode to V1DI mode.
6184 ("mov<mode>): Use MMXMODEI8 mode iterator.
6185 ("*mov<mode>_internal_rex64"): Ditto.
6186 ("*mov<mode>_internal"): Ditto.
6187 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6188 ("mmx_sub<mode>3"): Ditto.
6189 ("mmx_adddi3"): Remove insn pattern.
6190 ("mmx_subdi3"): Ditto.
6191 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6192 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6193 ("mmx_ashl<mode>3"): Ditto.
6194 ("mmx_lshrdi3"): Remove insn pattern.
6195 ("mmx_ashldi3"): Ditto.
6196 * config/i386/i386.c (classify_argument): Handle V1DImode.
6197 (function_arg_advance_32): Ditto.
6198 (function_arg_32): Ditto.
6199 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6200 mmx_addv1di3 insn pattern.
6201 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6202 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6203 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6204 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6205 Remove definitions of built-in functions.
6206 (V1DI_type_node): New node.
6207 (v1di_ftype_v1di_int): Ditto.
6208 (v1di_ftype_v1di_v1di): Ditto.
6209 (v2si_ftype_v2si_si): Ditto.
6210 (v4hi_ftype_v4hi_di): Remove node.
6211 (v2si_ftype_v2si_di): Ditto.
6212 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6213 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6214 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6215 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6216 Add new builtins using def_builtin_const.
6217 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6218 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6219 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6220 * config/i386/mmintrin.h (__v1di): New typedef.
6221 (_mm_add_si64): Cast arguments to __v1di type.
6222 (_mm_sub_si64): Ditto.
6223 (_mm_sll_pi16): Cast __count to __v4hi type.
6224 (_mm_sll_pi32): Cast __count to __v2si type.
6225 (_mm_sll_si64): Cast arguments to __v1di type.
6226 (_mm_srl_pi16): Cast __count to __v4hi type.
6227 (_mm_srl_pi32): Cast __count to __v2si type.
6228 (_mm_srl_si64): Cast arguments to __v1di type.
6229 (_mm_sra_pi16): Cast __count to __v4hi type.
6230 (_mm_sra_pi32): Cast __count to __v2si type.
6231 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6232 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6233 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6234 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6235 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6236 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6237 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6238 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6239 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6240 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6241 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6242 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6244 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6246 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6248 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6251 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6252 reg+const addressing for Altivec modes. Don't generate reg+reg
6253 addressing for TFmode or TDmode quantities.
6255 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6257 * c-common.c (vector_types_convertible_p): Call langhook
6258 instead of comptypes.
6260 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6263 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6264 integral and scalar float variables which have a
6267 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6269 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6270 dwarf_register_span hook when emitting unwind information for
6271 register-to-memory saves.
6272 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6273 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6275 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6277 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6278 for the same VAR_DECL.
6280 2008-03-06 Tom Tromey <tromey@redhat.com>
6283 * doc/standards.texi (Standards): Don't mention treelang.
6284 * doc/invoke.texi (Overall Options): Don't mention treelang.
6285 * doc/install.texi (Prerequisites): Don't mention bison or
6287 (Configuration): Don't mention treelang.
6288 (Building): Likewise.
6289 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6291 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6293 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6294 word-extractions out of a multi-word object.
6296 2008-03-06 Richard Guenther <rguenther@suse.de>
6298 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6299 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6300 result type and precision.
6301 * expr.c (get_inner_reference): Set unsignedp based on the result
6302 type of BIT_FIELD_REF.
6303 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6304 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6305 (try_instantiate_multiple_fields): Likewise. Use the correct type
6307 (sra_build_assignment): Likewise.
6308 (sra_build_elt_assignment): Likewise.
6309 (sra_explode_bitfield_assignment): Likewise.
6310 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6311 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6312 set BIT_FIELD_REF_UNSIGNED.
6313 (vectorizable_load): Likewise.
6315 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6317 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6320 2008-03-06 Richard Guenther <rguenther@suse.de>
6322 * alias.c (struct alias_set_entry): Move has_zero_child field
6323 to pack with alias_set.
6325 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6327 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6330 2008-03-05 Ian Lance Taylor <iant@google.com>
6332 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6334 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6336 * fwprop.c (update_df): Support width and offset parameters of
6338 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6339 global_conflicts): Change DF_REF_EXTRACT to either
6340 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6341 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6342 * df-scan.c (df_ref_record, df_defs_record,
6343 df_ref_create_structure, df_def_record_1, df_uses_record,
6344 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6345 df_bb_refs_collect, df_entry_block_defs_collect,
6346 df_exit_block_uses_collect): Support new width and offset fields.
6347 (ref_extract_pool): New storage pool.
6348 (df_free_ref): New function.
6349 (df_reg_chain_unlink, df_free_collection_rec,
6350 df_sort_and_compress_refs): Call df_free_ref.
6351 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6353 (df_ref_create_structure): Allocate df_ref_extract if offset and
6354 width fields are used.
6355 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6356 (df_uses_record): Get offset and width from ZERO_EXTRACT
6358 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
6359 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6360 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6361 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
6362 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6363 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6364 (df_ref_extract): New structure.
6365 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6366 (df_ref_create): Add width and offset parameters.
6368 2008-03-05 Richard Guenther <rguenther@suse.de>
6370 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6371 Use ranges_overlap_p.
6372 (offset_overlaps_with_access): Rename
6373 to ranges_overlap_p and move ...
6374 * tree-flow-inline.h (ranges_overlap_p): ... here.
6376 * tree.h (get_inner_reference, handled_component_p): Update
6379 * tree.h (record_component_aliases, get_alias_set,
6380 alias_sets_conflict_p, alias_sets_must_conflict_p,
6381 objects_must_conflict_p): Move declarations ...
6382 * alias.h (record_component_aliases, get_alias_set,
6383 alias_sets_conflict_p, alias_sets_must_conflict_p,
6384 objects_must_conflict_p): ... here.
6385 Include coretypes.h.
6386 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6388 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6390 * cfg.c: Include tree-flow.h.
6391 (remove_edge_raw): Call redirect_edge_var_map_clear.
6392 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6393 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6394 (redirect_edge_var_map_result): New.
6395 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6396 PENDING_STMT use with redirect_edge_var_map_*.
6397 * tree-ssa.c (edge_var_maps): New definition.
6398 (redirect_edge_var_map_add): New.
6399 (redirect_edge_var_map_clear): New.
6400 (redirect_edge_var_map_dup): New.
6401 (redirect_edge_var_map_vector): New.
6402 (redirect_edge_var_map_destroy): New.
6403 (ssa_redirect_edge): Replace PENDING_STMT use with
6404 redirect_edge_var_map_*.
6405 (flush_pending_stmts): Same.
6406 (delete_tree_ssa): Destroy edge var map.
6407 * tree-flow.h (struct _edge_var_map): New.
6408 Define edge_var_map vector type.
6409 Declare redirect_edge_var_map_* prototypes.
6410 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6411 * tree-cfg.c (reinstall_phi_args): Replace
6412 PENDING_STMT use with redirect_edge_var_map_*.
6414 2008-03-05 Richard Guenther <rguenther@suse.de>
6416 PR tree-optimization/35472
6417 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6418 whose single use_stmt has a overlapping set of loaded and
6419 stored symbols as that use_stmt might be a noop assignment then.
6421 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6423 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6425 2008-03-05 Richard Guenther <rguenther@suse.de>
6428 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6429 should be constants.
6430 * tree-cfg.c (verify_expr): Verify it.
6431 * fold-const.c (fold_truthop): Remove code generating
6432 BIT_FIELD_REFs of structure bases.
6433 (fold_binary): Likewise.
6434 (fold_ternary): Position and size of BIT_FIELD_REFs are
6435 always host integers.
6436 (make_bit_field_ref): Remove.
6437 (optimize_bit_field_compare): Remove.
6438 (all_ones_mask_p): Remove.
6440 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6443 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6444 (split_block_and_df_analyze): New. Split basic block and rebuild
6446 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6448 (split_pattern_seq): Likewise.
6449 (erase_matching_seqs): Likewise.
6450 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6452 2008-03-04 Geoff Keating <geoffk@apple.com>
6454 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6455 declaration and code.
6456 (tree_invalid_nonnegative_warnv_p): Likewise.
6458 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6460 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
6461 examples. Truncate option-names then causing overfull hbox.
6463 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6466 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
6468 * configure: Rebuilt.
6470 2008-03-04 Rafael Espindola <espindola@google.com>
6472 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
6473 (tree_unary_nonnegative_warnv_p): New.
6474 (tree_binary_nonnegative_warnv_p): New.
6475 (tree_single_nonnegative_warnv_p): New.
6476 (tree_invalid_nonnegative_warnv_p): New.
6477 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
6479 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6482 * opts.c (handle_option): Postpone 'unknown option' errors only for
6485 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
6488 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
6491 2008-03-04 Rafael Espindola <espindola@google.com>
6493 * fold-const.c (tree_unary_nonzero_warnv_p): New.
6494 (tree_binary_nonzero_warnv_p): New.
6495 (tree_single_nonzero_warnv_p): New.
6496 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
6498 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6501 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6502 transformations for modes that have signed zeros.
6503 * ifcvt.c (noce_try_abs): Ditto.
6505 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6507 * config/i386/i386.c (override_options): Force
6508 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6510 2008-03-04 Jan Hubicka <jh@suse.cz>
6513 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6516 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6518 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6519 label to probe the stack.
6521 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6523 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6524 (__gthr_win32_mutex_destroy): Declare.
6525 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6526 __gthr_win32_mutex_destroy.
6527 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6529 2008-03-03 Jan Hubicka <jh@suse.cz>
6532 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6533 aggressive on inlining cold calls.
6535 2008-03-03 Richard Guenther <rguenther@suse.de>
6537 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6538 struct copies into the expression table.
6539 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6540 (try_to_simplify): Likewise.
6541 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6542 integral and pointer arguments which do not change the
6543 precision to NOP_EXPRs.
6544 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6545 VIEW_CONVERT_EXPR case.
6547 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6549 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6550 defined in a loop at depth 0 is invariant.
6551 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6552 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6553 be called at loop depth 0.
6555 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6558 * gcc.c (process_command): Update copyright notice dates.
6559 * gcov.c (print_version): Likewise.
6560 * gcov-dump.c (print_version): Likewise.
6561 * mips-tfile.c (main): Likewise.
6562 * mips-tdump.c (main): Likewise.
6564 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6567 * c-common.c (flag_permissive): Delete.
6568 (constant_expression_warnings): Check flags first.
6569 (constant_expression_error): New.
6570 * c-common.h (flag_permissive): Delete.
6571 (constant_expression_error): Declare.
6572 * flags.h (flag_permissive): Declare. Update description.
6573 * diagnostic.c (pedwarn): Update.
6575 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6576 (permissive_error_kind): New.
6577 * toplev.c (flag_permissive): Define. Update description.
6578 * toplev.h (permissive_error_kind): Declare.
6579 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6580 (pedwarn_c90): Use pedantic_warning_kind.
6581 * c-opts.c (c_common_post_options): flag_permissive does not affect
6582 flag_pedantic_errors.
6584 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6586 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6587 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6588 __absvsi2, __absvDI2): Use unsigned arithmetic.
6590 2008-03-02 Andi Kleen <ak@suse.de>
6591 Richard Guenther <rguenther@suse.de>
6593 * struct-equiv.c: Remove file.
6594 * cfg_cleanup.c (condjump_equiv_p): Remove.
6595 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6596 (struct-equiv.o): Remove rule.
6597 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6598 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6599 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6601 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6603 * ifcvt.c (noce_process_if_block): Try to handle only the then
6604 block if the else block exists but isn't suitable.
6606 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6609 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6610 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6611 regression from previous patch.
6613 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6616 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6618 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6619 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6620 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6621 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6622 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6623 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6624 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6625 (__gthread_mutex_destroy_function): Rename to
6626 __gthread_mutex_destroy.
6627 * gthr-dce.h (__gthread_mutex_destroy): Call
6628 pthread_mutex_destroy.
6629 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6630 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6631 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6633 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6635 * df-scan.c (df_ref_chain_change_bb): Simplify.
6636 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6637 set_block_for_insn if there's any change.
6638 * df.h ((df_insn_change_bb): Fix prototype.
6639 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6640 df_insn_change_bb, don't call set_block_for_insn.
6641 * emit-rtl.c (reorder_insns): Likewise.
6642 * haifa-sched.c (move_insn): Likewise.
6644 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6646 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6648 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6650 * tree-flow-inline.h (next_readonly_imm_use): Return
6651 NULL_USE_OPERAND_P after the end.
6653 2008-03-01 Richard Guenther <rguenther@suse.de>
6655 PR tree-optimization/35411
6656 * tree-sra.c (sra_build_assignment): Split conversion to
6657 final type to a separate statement if we are not assigning
6660 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6662 * fold-const.c (fold_convertible_p): Correct the logic to follow
6663 that in fold_convert().
6665 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6668 * tree-inline.c (build_duplicate_type): When we make a
6669 duplicate type, make it unique in the canonical types system.
6671 2008-02-29 Tom Tromey <tromey@redhat.com>
6673 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6674 input_file_stack_history, input_file_stack_restored): Remove.
6675 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6676 * input.h (struct file_stack): Remove.
6677 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6678 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6680 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6682 (diagnostic_last_module_changed): Add 'map' argument.
6683 (diagnostic_set_last_function): Likewise.
6684 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6685 line map, not input_file_stack.
6686 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6688 2008-02-29 Paul Brook <paul@codesourcery.com>
6690 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6692 2008-02-29 Paul Brook <paul@codesourcery.com>
6694 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6696 2008-02-29 Richard Guenther <rguenther@suse.de>
6698 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6700 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6701 value for comparing for a store match.
6702 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6703 (try_to_simplify): Do not do a full-blown reference lookup.
6705 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6707 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6708 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6710 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6712 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6714 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6715 strides against cache sizes.
6717 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6719 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6722 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6724 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6725 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6726 is smaller than the original promoted value.
6727 (simplify_subreg): If OP is a SUBREG, try to preserve its
6728 SUBREG_PROMOTED_VAR_P information.
6730 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6732 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6733 (VN_INFO_GET): Allocate new objects on the obstack.
6734 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6735 for rpo_numbers_temp, for consistency.
6736 (free_scc_vn): Free the obstack.
6738 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6740 * doc/invoke.texi: Document -ftree-loop-distribution.
6741 * tree-loop-distribution.c: New.
6742 * tree-pass.h (pass_loop_distribution): New.
6743 * graphds.h (struct graph): Add htab_t indices.
6744 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6745 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6746 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6747 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6748 * tree-data-ref.c (debug_data_dependence_relations): New.
6749 (dump_data_dependence_relation): Also print data references.
6750 (free_data_ref): Extern.
6751 (same_access_functions): Moved...
6752 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6753 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6754 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6755 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6756 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6757 (stmts_from_loop): Skip LABEL_EXPR.
6758 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6760 (build_rdg): Initialize rdg->indices htab.
6761 (free_rdg, stores_from_loop, ref_base_address,
6762 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6763 have_similar_memory_accesses_1, ref_base_address_1,
6764 remove_similar_memory_refs): New.
6765 * tree-data-ref.h: Depend on tree-chrec.h.
6766 (debug_data_dependence_relations, free_data_ref): Declared.
6767 (same_access_functions): ... here.
6768 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6770 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6771 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6772 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6773 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6774 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6775 rdg_vertex_for_stmt): Declared.
6776 (struct rdg_edge): Add level.
6778 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6779 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6781 (rdg_has_similar_memory_accesses): New.
6782 * tree-vect-analyze.c: Remove unused static decls.
6783 * lambda.h (dependence_level): New.
6784 * common.opt (ftree-loop-distribution): New.
6785 * tree-flow.h (mark_virtual_ops_in_bb,
6786 slpeel_tree_duplicate_loop_to_edge_cfg,
6787 rename_variables_in_loop): Declared.
6788 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6789 (OBJS-common): Add tree-loop-distribution.o.
6790 (tree-loop-distribution.o): New rule.
6791 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6792 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6793 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6795 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6798 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6799 other than structures and unions.
6801 2008-02-28 Richard Guenther <rguenther@suse.de>
6804 2008-02-26 Richard Guenther <rguenther@suse.de>
6806 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6807 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6808 (lookup_decl_from_uid): Declare.
6809 (remove_decl_from_map): Likewise.
6810 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6811 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6812 (decl_for_uid_map): New global hashtable mapping DECL_UID
6814 (init_ttree): Allocate it.
6815 (insert_decl_to_uid_decl_map): New helper function.
6816 (make_node_stat): Insert new decls into the map.
6817 (copy_node_stat): Likewise.
6818 (lookup_decl_from_uid): New function.
6819 (remove_decl_from_map): Likewise.
6820 (print_decl_for_uid_map_statistics): New helper.
6821 (dump_tree_statistics): Call it.
6823 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6824 (referenced_var_iterator): Adjust.
6825 (FOR_EACH_REFERENCED_VAR): Adjust.
6826 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6827 (num_referenced_vars): Adjust.
6828 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6829 (first_referenced_var): Remove.
6830 (end_referenced_vars_p): Likewise.
6831 (next_referenced_var): Likewise.
6832 (referenced_var_iterator_set): New helper function.
6833 * tree-dfa.c (referenced_var_lookup): Adjust.
6834 (referenced_var_check_and_insert): Likewise.
6835 (remove_referenced_var): Likewise.
6836 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6837 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6838 (verify_call_clobbering): Likewise.
6839 (verify_memory_partitions): Likewise.
6840 (init_tree_ssa): Allocate bitmap instead of hashtable for
6842 (delete_tree_ssa): Adjust.
6843 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6844 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6845 (compute_tag_properties): Likewise.
6846 (set_initial_properties): Likewise.
6847 (find_partition_for): Likewise.
6848 (update_reference_counts): Likewise.
6849 (dump_may_aliases_for): Likewise.
6850 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6851 (add_call_clobber_ops): Likewise.
6852 (add_call_read_ops): Likewise.
6853 (get_asm_expr_operands): Likewise.
6854 * tree-into-ssa.c (dump_decl_set): Likewise.
6855 (update_ssa): Likewise.
6856 * tree-sra.c (scan_function): Likewise.
6857 (decide_instantiations): Likewise.
6858 (scalarize_parms): Likewise.
6859 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6860 (dsa_named_for): Likewise.
6861 * tree-ssa-structalias.c (update_alias_info): Likewise.
6862 (merge_smts_into): Likewise.
6864 2008-02-27 David Daney <ddaney@avtrex.com>
6867 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6868 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6869 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6870 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6871 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6873 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6876 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6877 (BUILT_IN_NEXTTOWARD): Remove.
6878 (BUILT_IN_NEXTTOWARDF): Ditto.
6879 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6880 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6882 2008-02-27 Tom Tromey <tromey@redhat.com>
6884 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6885 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6887 2008-02-27 Jan Beulich <jbeulich@novell.com>
6889 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6890 update the respective field on newdecl.
6892 2008-02-27 Revital Eres <eres@il.ibm.com>
6894 PR rtl-optimization/34999
6895 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6896 crossing edges that ends with a call insn.
6897 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6898 call insn and clear the EDGE_CROSSING flag of the crossing edge
6899 when fixing fallthru edges.
6901 2008-02-27 Richard Guenther <rguenther@suse.de>
6904 * fold-const.c (fold_unary): Return the correct argument,
6905 converted to the result type.
6907 2008-02-27 Richard Guenther <rguenther@suse.de>
6910 * expr.c (expand_expr_real_1): Assert on rotates that operate
6912 * fold-const.c (fold_binary): Use the types precision, not the
6913 bitsize of the mode if folding rotate expressions. Build rotates
6914 only for full modes.
6916 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6918 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6920 * c-pragma.c (pragma_ns_name): New typedef.
6921 (registered_pp_pragmas): New variable.
6922 (c_pp_lookup_pragma): New function.
6923 (c_register_pragma_1): If flag_preprocess_only, do nothing
6924 for non-expanded pragmas, for expanded ones push pragma's
6925 namespace and name into registered_pp_pragmas vector.
6926 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6927 flag_preprocess_only, don't register GCC pch_preprocess
6928 pragma if flag_preprocess_only.
6929 * c-opts.c (c_common_init): Call init_pragma even if
6930 flag_preprocess_only.
6931 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6932 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6933 cpp_register_pragma if flag_preprocess_only.
6935 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6938 * c-parser.c (c_parser_translation_unit): Warn for empty
6939 translation unit, not empty source file.
6941 2008-02-26 Paul Brook <paul@codesourcery.com>
6943 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6944 operand for Thumb-2.
6945 * config/arm/arm.h (reg_class): Add CORE_REGS.
6946 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6947 (BASE_REG_CLASS): Use CORE_REGS.
6948 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6949 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6950 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6951 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6952 ARM_REGNO_OK_FOR_INDEX_P.
6953 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6954 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6955 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6956 (ldm/stm peepholes): Ditto.
6957 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6958 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6959 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6960 * config/arm/constraints.md: Enable "k" constraint on ARM.
6962 2008-02-27 Ben Elliston <bje@au.ibm.com>
6964 * config/rs6000/rs6000.c: Annotate cache line size field in all
6965 instances of struct processor_costs.
6967 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6969 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6970 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6971 jump_bypass): New counters.
6972 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6973 * dce.c (gate_ud_dce): Same.
6974 (gate_fast_dce): Same.
6975 * dse.c (gate_dse1): New function.
6976 (gate_dse2): New function.
6977 (gate_dse): Merge results of new gate functions.
6978 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6979 (gate_handle_jump_bypass): Add dbg_cnt.
6980 (gate_handle_gcse): Add dbg_cnt.
6981 * ifcvt.c (gate_handle_if_conversion): Same.
6982 (gate_handle_if_after_combine): Same.
6983 (gate_handle_if_after_reload): Same.
6984 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6986 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6988 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6990 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6992 2008-02-26 Jason Merrill <jason@redhat.com>
6995 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6996 alone if it's the naming decl for the type's main variant.
6998 2008-02-26 Tom Tromey <tromey@redhat.com>
7000 * system.h (USE_MAPPED_LOCATION): Poison.
7001 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7002 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7003 (make_goto_expr_edges): Likewise.
7004 (remove_bb): Likewise.
7005 (execute_warn_function_return): Likewise.
7006 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7008 * c-common.c (fname_decl): Remove old location code.
7009 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7011 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7013 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7014 (gen_rtx_ASM_INPUT): Likewise.
7015 (gen_rtx_ASM_INPUT_loc): Likewise.
7016 (get_rtx_asm_OPERANDS): Remove.
7017 * cfglayout.c (insn_locators_alloc): Remove old location code.
7018 (set_curr_insn_source_location): Likewise.
7019 (curr_insn_locator): Likewise.
7020 * print-tree.c (print_node): Remove old location code.
7021 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7022 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7023 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7024 location_from_locus.
7025 (construct_exit_block): Remove old location code.
7026 * emit-rtl.c (force_next_line_note): Remove old location code.
7027 * profile.c (branch_prob): Remove old location code.
7028 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7029 LOC_LINE): Remove old-location variants.
7030 * langhooks.c (lhd_print_error_function): Remove old location
7032 * configure, config.in: Rebuilt.
7033 * configure.ac (--enable-mapped-location): Remove.
7034 * c-decl.c (c_init_decl_processing): Remove old location code.
7035 (finish_function): Likewise.
7036 * recog.c (decode_asm_operands): Remove old location code.
7037 * c-pch.c (c_common_read_pch): Remove old location code.
7038 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7040 * gimple-low.c (lower_function_body): Remove old location code.
7041 * toplev.c (unknown_location): Remove.
7042 (push_srcloc): Remove old-location variant.
7043 (process_options): Remove old location code.
7044 (lang_dependent_init): Likewise.
7045 * input.h (UNKNOWN_LOCATION): Move definition.
7046 (location_t): Undeprecate.
7047 (source_locus): Remove.
7048 (location_from_locus): Remove.
7049 (struct location_s): Remove.
7050 Remove all old-location code.
7051 (input_line, input_filename): Remove.
7052 * final.c (final_scan_insn): Remove old location code.
7053 * diagnostic.c (diagnostic_build_prefix): Remove
7054 USE_MAPPED_LOCATION test.
7055 * tree.h (gimple_stmt) <locus>: Now a location_t.
7056 (tree_exp) <locus>: Likewise.
7057 (DECL_IS_BUILTIN): Remove old-location variant.
7058 (annotate_with_file_line, annotate_with_locus): Likewise.
7059 (expr_locus, set_expr_locus): Update.
7060 * tree.c (build1_stat): Remove old location code.
7061 (last_annotated_node): Remove.
7062 (annotate_with_file_line): Remove old-location variant.
7063 (annotate_with_locus): Likewise.
7064 (expr_location): Remove old location code.
7065 (set_expr_location): Likewise.
7066 (expr_has_location): Likewise.
7067 (expr_locus): Likewise.
7068 (set_expr_locus): Likewise.
7069 (expr_filename): Don't use location_from_locus.
7070 (expr_lineno): Likewise.
7071 * rtl-error.c (location_for_asm): Remove old location code.
7072 * c-lex.c (cb_line_change): Remove old location code.
7073 (fe_file_change): Likewise.
7074 (cb_def_pragma): Likewise.
7075 (c_lex_with_flags): Likewise.
7076 * gengtype.c (do_typedef): Don't special-case location types.
7077 (define_location_structures): Remove.
7078 (main): Don't call define_location_structures.
7079 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7082 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7085 * builtins.def (BUILT_IN_STDARG_START): Remove.
7086 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7087 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7088 * tree-inline.c (inline_forbidden_p_1): Likewise.
7090 2008-02-26 Richard Guenther <rguenther@suse.de>
7092 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7093 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7094 (lookup_decl_from_uid): Declare.
7095 (remove_decl_from_map): Likewise.
7096 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7097 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7098 (decl_for_uid_map): New global hashtable mapping DECL_UID
7100 (init_ttree): Allocate it.
7101 (insert_decl_to_uid_decl_map): New helper function.
7102 (make_node_stat): Insert new decls into the map.
7103 (copy_node_stat): Likewise.
7104 (lookup_decl_from_uid): New function.
7105 (remove_decl_from_map): Likewise.
7106 (print_decl_for_uid_map_statistics): New helper.
7107 (dump_tree_statistics): Call it.
7109 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7110 (referenced_var_iterator): Adjust.
7111 (FOR_EACH_REFERENCED_VAR): Adjust.
7112 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7113 (num_referenced_vars): Adjust.
7114 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7115 (first_referenced_var): Remove.
7116 (end_referenced_vars_p): Likewise.
7117 (next_referenced_var): Likewise.
7118 (referenced_var_iterator_set): New helper function.
7119 * tree-dfa.c (referenced_var_lookup): Adjust.
7120 (referenced_var_check_and_insert): Likewise.
7121 (remove_referenced_var): Likewise.
7122 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7123 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7124 (verify_call_clobbering): Likewise.
7125 (verify_memory_partitions): Likewise.
7126 (init_tree_ssa): Allocate bitmap instead of hashtable for
7128 (delete_tree_ssa): Adjust.
7129 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7130 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7131 (compute_tag_properties): Likewise.
7132 (set_initial_properties): Likewise.
7133 (find_partition_for): Likewise.
7134 (update_reference_counts): Likewise.
7135 (dump_may_aliases_for): Likewise.
7136 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7137 (add_call_clobber_ops): Likewise.
7138 (add_call_read_ops): Likewise.
7139 (get_asm_expr_operands): Likewise.
7140 * tree-into-ssa.c (dump_decl_set): Likewise.
7141 (update_ssa): Likewise.
7142 * tree-sra.c (scan_function): Likewise.
7143 (decide_instantiations): Likewise.
7144 (scalarize_parms): Likewise.
7145 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7146 (dsa_named_for): Likewise.
7147 * tree-ssa-structalias.c (update_alias_info): Likewise.
7148 (merge_smts_into): Likewise.
7150 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7153 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7154 * c-opts.c (c_common_handle_option): Wall enables
7155 Wvolatile-register-var.
7156 * common.opt: Move Wvolatile-register-var to...
7159 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7161 * common.opt (Wlarger-than=): New.
7162 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7164 * opts.c (common_handle_option): Handle -Wlarger-than=.
7165 * optc-gen.awk: Likewise.
7166 * opth-gen.awk: Likewise.
7167 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7168 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7170 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7172 * c-common.c (match_case_to_enum_1): Add appropriate
7173 OPT_W* parameter to warning.
7174 (c_do_switch_warnings): Likewise.
7175 * c-typeck.c (warning_init): Add one more parameter following
7177 (push_init_level): Update call to warning_init.
7178 (pop_init_level): Likewise.
7179 (add_pending_init): Likewise.
7180 (output_init_element: Likewise.
7182 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7185 * toplev.c (toplev_main): If there are warnings or error, print
7186 errors for ignored options.
7187 * opts.c (ignored_options): New static variable.
7188 (postpone_unknown_option_error): New.
7189 (print_ignored_options): New.
7190 (handle_option): Postpone errors for unknown -Wno-* options.
7191 * opts.h (print_ignored_options): Declare.
7193 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7195 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7198 2008-02-25 Richard Guenther <rguenther@suse.de>
7201 2008-02-25 Richard Guenther <rguenther@suse.de>
7203 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7204 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7205 (lookup_decl_from_uid): Declare.
7206 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7207 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7208 (decl_for_uid_map): New global hashtable mapping DECL_UID
7210 (init_ttree): Allocate it.
7211 (insert_decl_to_uid_decl_map): New helper function.
7212 (make_node_stat): Insert new decls into the map.
7213 (copy_node_stat): Likewise.
7214 (lookup_decl_from_uid): New function.
7215 (print_decl_for_uid_map_statistics): New helper.
7216 (dump_tree_statistics): Call it.
7218 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7219 (referenced_var_iterator): Adjust.
7220 (FOR_EACH_REFERENCED_VAR): Adjust.
7221 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7222 (num_referenced_vars): Adjust.
7223 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7224 (first_referenced_var): Remove.
7225 (end_referenced_vars_p): Likewise.
7226 (next_referenced_var): Likewise.
7227 (referenced_var_iterator_set): New helper function.
7228 * tree-dfa.c (referenced_var_lookup): Adjust.
7229 (referenced_var_check_and_insert): Likewise.
7230 (remove_referenced_var): Likewise.
7231 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7232 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7233 (verify_call_clobbering): Likewise.
7234 (verify_memory_partitions): Likewise.
7235 (init_tree_ssa): Allocate bitmap instead of hashtable for
7237 (delete_tree_ssa): Adjust.
7238 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7239 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7240 (compute_tag_properties): Likewise.
7241 (set_initial_properties): Likewise.
7242 (find_partition_for): Likewise.
7243 (update_reference_counts): Likewise.
7244 (dump_may_aliases_for): Likewise.
7245 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7246 (add_call_clobber_ops): Likewise.
7247 (add_call_read_ops): Likewise.
7248 (get_asm_expr_operands): Likewise.
7249 * tree-into-ssa.c (dump_decl_set): Likewise.
7250 (update_ssa): Likewise.
7251 * tree-sra.c (scan_function): Likewise.
7252 (decide_instantiations): Likewise.
7253 (scalarize_parms): Likewise.
7254 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7255 (dsa_named_for): Likewise.
7256 * tree-ssa-structalias.c (update_alias_info): Likewise.
7257 (merge_smts_into): Likewise.
7259 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7262 * doc/invoke.texi (-fcx-limited-range): Document new option.
7263 * toplev.c (process_options): Handle -fcx-fortran-rules.
7264 * common.opt: Add documentation for -fcx-fortran-rules.
7266 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7269 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7270 actual behaviour and C99.
7272 2008-02-26 Ben Elliston <bje@au.ibm.com>
7274 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7275 (ASM_CPU_POWER6_SPEC): Likewise.
7276 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7277 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7278 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7280 2008-02-25 Richard Guenther <rguenther@suse.de>
7282 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7283 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7284 (lookup_decl_from_uid): Declare.
7285 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7286 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7287 (decl_for_uid_map): New global hashtable mapping DECL_UID
7289 (init_ttree): Allocate it.
7290 (insert_decl_to_uid_decl_map): New helper function.
7291 (make_node_stat): Insert new decls into the map.
7292 (copy_node_stat): Likewise.
7293 (lookup_decl_from_uid): New function.
7294 (print_decl_for_uid_map_statistics): New helper.
7295 (dump_tree_statistics): Call it.
7297 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7298 (referenced_var_iterator): Adjust.
7299 (FOR_EACH_REFERENCED_VAR): Adjust.
7300 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7301 (num_referenced_vars): Adjust.
7302 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7303 (first_referenced_var): Remove.
7304 (end_referenced_vars_p): Likewise.
7305 (next_referenced_var): Likewise.
7306 (referenced_var_iterator_set): New helper function.
7307 * tree-dfa.c (referenced_var_lookup): Adjust.
7308 (referenced_var_check_and_insert): Likewise.
7309 (remove_referenced_var): Likewise.
7310 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7311 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7312 (verify_call_clobbering): Likewise.
7313 (verify_memory_partitions): Likewise.
7314 (init_tree_ssa): Allocate bitmap instead of hashtable for
7316 (delete_tree_ssa): Adjust.
7317 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7318 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7319 (compute_tag_properties): Likewise.
7320 (set_initial_properties): Likewise.
7321 (find_partition_for): Likewise.
7322 (update_reference_counts): Likewise.
7323 (dump_may_aliases_for): Likewise.
7324 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7325 (add_call_clobber_ops): Likewise.
7326 (add_call_read_ops): Likewise.
7327 (get_asm_expr_operands): Likewise.
7328 * tree-into-ssa.c (dump_decl_set): Likewise.
7329 (update_ssa): Likewise.
7330 * tree-sra.c (scan_function): Likewise.
7331 (decide_instantiations): Likewise.
7332 (scalarize_parms): Likewise.
7333 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7334 (dsa_named_for): Likewise.
7335 * tree-ssa-structalias.c (update_alias_info): Likewise.
7336 (merge_smts_into): Likewise.
7338 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7341 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7342 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7343 * alias.h (nonoverlapping_memrefs_p): Likewise.
7345 2008-02-25 Jan Beulich <jbeulich@novell.com>
7347 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7348 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7349 __emultls_get_address, __emultls_register_common,
7350 __floatundi?f, and _Unwind_GetIPInfo.
7351 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7352 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7353 (gen_regparm_prefix): Likewise.
7354 (i386_nlm_encode_section_info): Sync with
7355 config/i386/winnt.c:i386_pe_encode_section_info().
7356 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7357 i386_nlm_mangle_decl_assembler_name): New.
7358 (netware_override_options): New.
7359 * config/i386/netware.h (netware_override_options): Declare.
7360 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7361 (i386_nlm_mangle_decl_assembler_name): Declare.
7362 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7364 2008-02-25 Ben Elliston <bje@au.ibm.com>
7367 * c-decl.c (grokdeclarator): Remove unused local variables
7368 `typedef_type' and `type_as_written'.
7370 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7371 unused local variable `has_hot_blocks'.
7372 (fix_crossing_conditional_branches): Remove unused local variable
7375 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7378 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7379 using DEF_C99_BUILTIN.
7380 (BUILT_IN_NANF): Ditto.
7381 (BUILT_IN_NANL): Ditto.
7383 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7384 Revital Eres <eres@il.ibm.com>
7386 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7387 regarding the order of two dependent insns in the same row.
7389 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7391 * stor-layout.c (layout_decl): Do not bump the alignment of a
7392 bit-field to more than byte alignment if it is packed.
7394 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7396 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7399 2008-02-24 Diego Novillo <dnovillo@google.com>
7401 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7404 * tree-vrp.c (vrp_evaluate_conditional): With
7405 -Wtype-limits, emit a warning when comparing against a
7406 constant outside the natural range of OP0's type.
7407 * c.opt (Wtype-limits): Move ...
7408 * common.opt (Wtype-limits): ... here.
7410 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7412 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7413 * config/rs6000/e300c2c3.md: New file.
7414 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7416 (rs6000_override_options): Add e300c2 and e300c3 cases to
7417 processor_target_table. Do not allow usage of Altivec or Spe
7418 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7419 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7420 * config/rs6000/rs6000.h (processor_type): Add
7421 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7422 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7423 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7424 and ppce300c3. Include e300c2c3.md.
7426 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7428 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7429 instead of TARGET_STRICT_ALIGN.
7431 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7433 * explow.c (memory_address): Assert that the generated address is
7436 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7439 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7440 * config/darwin-ppc-ldouble-patch.def: New file.
7441 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7442 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7443 SUBTARGET_INIT_BUILTINS if defined.
7444 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7447 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7450 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7451 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7453 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7456 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7457 file" warning condtional on -Winvalid-PCH.
7459 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7461 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
7463 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
7467 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
7468 prevent reload from using MMX registers.
7469 (*mov<mode>_internal): Ditto.
7470 (*movv2sf_internal_rex64): Ditto.
7471 (*movv2sf_internal): Ditto.
7473 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7475 PR documentation/31569
7476 * doc/install.texi2html: Use makeinfo --no-number-sections.
7478 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7480 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
7481 ensure that we can address an entire entity > 8 bytes. Don't
7482 generate reg+reg addressing for such data.
7484 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7486 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
7487 strings when optimizing for size, unless the target cares about
7490 2008-02-22 Tom Tromey <tromey@redhat.com>
7492 * regclass.c (current_pass): Remove declaration.
7494 2008-02-22 Anatoly Sokolov <aesok@post.ru>
7496 * config/avr/libgcc.S (__RAMPZ__): Define.
7497 (__do_copy_data): Add for devices with 128KB code memory.
7499 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7501 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7503 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7505 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7507 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7510 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7513 * c-typeck.c (build_binary_op): Warn about floating point
7514 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7516 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7519 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7520 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7522 (rs6000_override_options): Set altivec_abi as default, not override,
7523 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7524 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7525 is used; use new member spe_abi.
7526 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7527 spe_abi and altivec_abi.
7529 2008-02-22 Tomas Bily <tbily@suse.cz>
7531 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7533 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7536 * config.build (build_file_translate): Set to `CMD //c' only if
7538 * Makefile.in (build_file_translate): Improve comment.
7540 2008-02-21 Jan Hubicka <jh@suse.cz>
7542 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7543 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7544 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7546 2008-02-21 Michael Matz <matz@suse.de>
7549 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7551 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7553 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7554 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7556 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7557 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7558 SSE_VEC_FLOAT_MODE_P as insn constraint.
7559 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7560 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7561 sse4a_movntdf using MODEF mode iterator.
7562 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7563 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7564 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7565 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7566 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7567 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7568 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7570 2008-02-21 Richard Guenther <rguenther@suse.de>
7572 * tree.def (PAREN_EXPR): New tree code.
7573 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7575 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7576 * expr.c (expand_expr_real_1): Likewise.
7577 * tree-inline.c (estimate_num_insns_1): Likewise.
7578 * tree-complex.c (expand_complex_move): Likewise.
7579 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7582 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7585 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7587 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7590 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7592 * config/sh/sh.c (find_barrier): Don't go past
7593 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7595 2008-02-20 DJ Delorie <dj@redhat.com>
7597 * config/h8300/h8300.md (insv): Force source operand to be a register.
7599 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7600 as a jump, not as a plain insn.
7602 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7604 * doc/invoke.texi (Warning Options): Add new option
7605 -Wframe-larger-than=.
7606 (-Wframe-larger-than): Document.
7608 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7609 Add declarations for new option variables.
7611 * final.c (final_start_function): Check the frame size
7612 before emission and issue a Wframe-larger-than warning.
7614 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7615 Add definitions for new option variables.
7616 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7618 * common.opt (Wframe-larger-than=): New option.
7620 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7622 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7623 (<sse>_div<mode>3): Ditto.
7624 (<sse>_vmdiv<mode>3): Ditto.
7625 (<sse>_vmsqrt<mode>2): Ditto.
7626 (*smax<mode>3): Ditto.
7627 (sse5_frcz<mode>2): Ditto.
7628 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7631 2008-02-20 Richard Guenther <rguenther@suse.de>
7634 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7635 be happy with INTEGRAL_TYPE_P.
7637 2008-02-20 Richard Guenther <rguenther@suse.de>
7639 * fold-const.c (split_tree): Associate floatig-point expressions
7640 if flag_associative_math is set.
7642 2008-02-20 Richard Guenther <rguenther@suse.de>
7644 * tree.h (fold_real_zero_addition_p): Declare.
7645 * fold-const.c (fold_real_zero_addition_p): Export.
7646 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7647 floating-point operations with zero and one.
7649 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7651 * doc/install.texi: Correct references to CFLAGS, replacing them
7652 with BOOT_CFLAGS. Document flags used during bootstrap for
7655 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7657 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7658 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7659 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7661 (smin<mode>3): Ditto from similar patterns.
7662 (smax<mode>3): Ditto.
7663 (*ieee_smin<mode>3): Ditto.
7664 (*ieee_smax<mode>3): Ditto.
7665 * config/i386/sse.md (sse): New mode attribute.
7666 (mov<mode>): Macroize expander from movv4sf and movv2df using
7667 SSEMODEF2P mode iterator.
7668 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7669 SSE_VEC_FLOAT_MODE_P as insn constraint.
7670 (storent<mode>): Ditto.
7671 (storent<mode>): Macroize expander from storentsf and storentdf using
7672 MODEF mode iterator.
7673 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7674 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7675 (abs<mode>2): Ditto from similar patterns.
7676 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7677 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7678 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7679 (<sse>_vmsqrt<mode>2): Ditto.
7680 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7681 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7682 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7683 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7684 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7685 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7686 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7688 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7689 iterator and SSE_FLOAT_MODE_P as insn constraint.
7690 (<sse>_ucomi): Ditto from similar patterns.
7691 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7692 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7693 SSE_VEC_FLOAT_MODE_P as insn constraint.
7694 (vcond<mode>): Ditto from similar patterns.
7695 (and<mode>3, *and<mode>3): Ditto.
7696 (<sse>_nand<mode>3): Ditto.
7697 (ior<mode>3, *ior<mode>3): Ditto.
7698 (xor<mode>3, *xor<mode>3): Ditto.
7699 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7700 iterator and SSE_FLOAT_MODE_P as insn constraint.
7701 (*nand<mode>3): Ditto from similar patterns.
7702 (*ior<mode>3): Ditto.
7703 (*xor<mode>3): Ditto.
7705 2008-02-20 Ira Rosen <irar@il.ibm.com>
7707 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7708 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7709 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7711 2008-02-19 Jan Hubicka <jh@suse.cz>
7713 * predict.c (tree_bb_level_predictions): Remove variable next
7714 mistakely introduced by previous commit.
7716 2008-02-19 Jan Hubicka <jh@suse.cz>
7718 * predict.c (predict_paths_leading_to): Rewrite.
7719 (predict_paths_for_bb): New.
7720 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7722 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7725 * Makefile.in (build_file_translate): New.
7726 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7727 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7728 * configure.ac (build_file_translate): Substitute it.
7729 * configure: Regenerate.
7731 2008-02-19 Jan Hubicka <jh@suse.cz>
7733 PR rtl-optimization/34408
7734 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7737 2008-02-19 Jan Hubicka <jh@suse.cz>
7740 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7743 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7746 * config/i386/i386-modes.def: Revert the last DI alignment
7747 change until Ada people can look into it.
7749 2008-02-19 Nick Clifton <nickc@redhat.com>
7751 * opts.c (print_specific_help): Fix typo in --help text.
7753 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7756 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7757 32-bit inline asm without asm alternatives for host GCC < 3.0.
7759 2008-02-19 Richard Guenther <rguenther@suse.de>
7761 PR tree-optimization/34989
7762 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7763 Allow propagation to INDIRECT_REF if we can simplify only.
7765 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7767 * c-common.c (warn_for_collisions_1): Use appropriate option when
7770 2008-02-19 Nick Clifton <nickc@redhat.com>
7773 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7774 (handle_options): Fix indentation.
7775 (print_filtered_help): If no language-specific options were
7776 displayed tell the user how to list all the options supported by
7777 the language's front-end.
7778 (print_specific_help): Fix indentation and remove duplicate line.
7779 (common_handle_option): Handle the -v option.
7780 For --help enable the display of undocumented options if the -v
7781 switch has been included on the command line.
7782 For --help= check for overlaps in the arguments between the option
7783 classes and the language names and issue a warning when they
7784 cannot be disambiguated.
7785 * c.opt (v): Pass on to the common option handler.
7787 2008-02-19 Revital Eres <eres@il.ibm.com>
7789 * modulo-sched.c (sms_schedule): Change dump message when
7790 create_ddg function fails.
7791 (try_scheduling_node_in_cycle): Rename row to cycle.
7792 (print_partial_schedule): Rename CYCLE to ROW.
7794 2008-02-19 Christian Bruel <christian.bruel@st.com>
7795 Zdenek Dvorak <ook@ucw.cz>
7797 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7799 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7802 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7803 (*x86_movdicc_0_m1_se): Ditto.
7805 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7807 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7808 (CMPtype): Define as __gcc_CMPtype.
7809 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7810 (CMPtype): Define as __gcc_CMPtype.
7812 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7814 Support valgrind 3.3 for --enable-checking=valgrind.
7815 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7817 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7818 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7819 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7820 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7821 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7822 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7823 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7825 * ggc-zone.c: Similar.
7826 * ggc-page.c: Similar.
7828 2008-02-19 Paul Brook <paul@codesourcery.com>
7831 * config/arm/ieee754-df.S: Fix do_it typo.
7832 * config/arm/ieee754-sf.S: Fix do_it typo.
7834 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7837 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7838 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7839 (OPTION_MASK_ISA_SSE_SET): Likewise.
7840 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7841 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7842 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7843 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7844 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7845 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7846 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7847 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7848 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7849 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7850 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7851 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7852 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7853 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7854 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7855 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7856 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7857 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7858 (OPTION_MASK_ISA_SSE4): Removed.
7859 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7860 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7861 (override_options): Don't turn on implied SSE/MMX bits in
7864 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7866 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7869 2008-02-18 Joey Ye <joey.ye@intel.com>
7872 * tree-nested.c (insert_field_into_struct): Set type alignment
7873 to field alignment if the former is less than the latter.
7875 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7877 * BASE-VER: Set to 4.4.0.
7879 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7881 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7882 * doc/cfg.texi: Likewise.
7883 * doc/extend.texi: Likewise.
7884 * doc/gty.texi: Likewise.
7885 * doc/invoke.texi: Likewise.
7886 * doc/loop.texi: Likewise.
7887 * doc/md.texi: Likewise.
7888 * doc/passes.texi: Likewise.
7889 * doc/rtl.texi: Likewise.
7890 * doc/sourcebuild.texi: Likewise.
7891 * doc/tm.texi: Likewise.
7892 * doc/tree-ssa.texi: Likewise.
7894 2008-02-17 Richard Guenther <rguenther@suse.de>
7897 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7898 without default definition.
7900 2008-02-17 Richard Guenther <rguenther@suse.de>
7902 PR tree-optimization/35231
7903 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7906 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7909 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7910 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7911 libgcc_cmp_return mode.
7913 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7916 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7918 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7920 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7923 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7925 * doc/c-tree.texi: Use `@.' where appropriate.
7926 * doc/extend.texi: Likewise.
7927 * doc/install.texi: Likewise.
7928 * doc/invoke.texi: Likewise.
7929 * doc/loop.texi: Likewise.
7930 * doc/makefile.texi: Likewise.
7931 * doc/md.texi: Likewise.
7932 * doc/passes.texi: Likewise.
7933 * doc/standards.texi: Likewise.
7934 * doc/tm.texi: Likewise.
7936 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7939 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7941 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7942 rather than in entry_bb.
7944 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7946 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7947 libgcc_cmp_return mode.
7949 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7952 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7953 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7955 2008-02-15 Richard Guenther <rguenther@suse.de>
7956 Zdenek Dvorak <ook@ucw.cz>
7958 PR tree-optimization/35164
7959 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7960 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7961 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7962 Only propagate addresses which do not have abnormal SSA_NAMEs
7965 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7968 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7970 2008-02-15 Jan Hubicka <jh@suse.cz>
7973 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7975 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7978 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7979 when calculating alignment_pad.
7981 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7983 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7984 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7985 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7986 and STACK_BOUNDARY define.
7988 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7990 PR preprocessor/35061
7991 * c-pragma.c (handle_pragma_pop_macro): Check that
7992 pushed_macro_table has been allocated.
7994 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7997 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7998 (force_gimple_operand): Likewise.
7999 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8000 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8001 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8002 (find_interesting_uses_address): Check addressability and alignment
8003 of the base expression only after substituting bases of IVs into it.
8005 2008-02-14 Michael Matz <matz@suse.de>
8008 * function.c (instantiate_virtual_regs_in_insn): Reload address
8009 before falling back to reloading the whole operand.
8011 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8013 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8014 before the first section switch note.
8016 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8018 * doc/bugreport.texi: Update copyright years.
8019 * doc/c-tree.texi: Likewise.
8020 * doc/cfg.texi: Likewise.
8021 * doc/cpp.texi: Likewise.
8022 * doc/cppinternals.texi: Likewise.
8023 * doc/fragments.texi: Likewise.
8024 * doc/frontends.texi: Likewise.
8025 * doc/gcc.texi: Likewise.
8026 * doc/gty.texi: Likewise.
8027 * doc/hostconfig.texi: Likewise.
8028 * doc/implement-c.texi: Likewise.
8029 * doc/libgcc.texi: Likewise.
8030 * doc/loop.texi: Likewise.
8031 * doc/makefile.texi: Likewise.
8032 * doc/options.texi: Likewise.
8033 * doc/passes.texi: Likewise.
8034 * doc/rtl.texi: Likewise.
8035 * doc/sourcebuild.texi: Likewise.
8036 * doc/standards.texi: Likewise.
8037 * doc/tree-ssa.texi: Likewise.
8038 * doc/trouble.texi: Likewise.
8040 * doc/extend.texi: Use @: or add comma where appropriate.
8041 * doc/invoke.texi: Likewise.
8042 * doc/tm.texi: Likewise.
8044 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8047 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8050 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8052 * doc/md.texi (clz, ctz): Add reference.
8053 * doc/rtl.texi (clz, ctz): Likewise.
8055 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8058 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8061 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8063 * config/s390/s390.c (struct constant_pool): New field
8064 emit_pool_after added.
8065 (s390_mainpool_start): Set the emit_pool_after flag according
8066 to the section switch notes.
8067 (s390_mainpool_finish): Consider emit_pool_after when emitting
8068 the literal pool at the end of the function.
8069 (s390_chunkify_start): Force literal pool splits at section
8072 2008-02-13 Michael Matz <matz@suse.de>
8075 * var-tracking.c (clobber_variable_part): Correctly traverse the
8078 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8081 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8082 Add -fdump-ipa-inline.
8083 * tree-dump.c (dump_files): Remove tree-inlined dump.
8084 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8086 2008-02-12 Richard Guenther <rguenther@suse.de>
8088 PR tree-optimization/35171
8089 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8092 2008-02-12 Richard Guenther <rguenther@suse.de>
8095 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8096 value-preserving mode. Disallow final truncation.
8098 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8101 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8102 code from here to...
8103 (force_gimple_operand): ...here.
8105 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8108 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8109 non-compatible pointers.
8110 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8111 different FIELD_DECLs, try harder by comparing field offsets, sizes
8115 * function.c (match_asm_constraints_1): Don't replace the same input
8118 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8120 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8121 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8122 (expand_epilogue): Restore RAMPZ register.
8123 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8125 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8127 * config/i386/cygwin.asm: (__alloca): Correct calling
8128 convention and alignment.
8129 (__chkstk): Force 8 byte stack alignment.
8131 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8132 Richard Guenther <rguenther@suse.de>
8134 PR tree-optimization/33992
8135 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8136 the zero we compare against.
8138 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8141 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8142 to CloseHandle after unlocking to prevent accumulation of handle
8145 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8148 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8149 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8150 and update LABEL_NUSES during and after reload.
8152 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8155 * combine.c (simplify_if_then_else): Make sure the comparison is
8156 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8158 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8161 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8162 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8163 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8164 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8165 * tree.h (get_type_static_bounds): Likewise.
8167 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8169 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8170 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8171 Make -Wfoo language annotations match what the compiler outputs.
8173 2008-02-08 Sa Liu <saliu@de.ibm.com>
8175 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8176 intrinsics spu_convts, spu_convtu, spu_convtf.
8178 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8180 * doc/extend.texi (Function Attributes) <noinline>: Mention
8181 asm ("") as method to keep calls.
8183 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8186 * doc/options.texi (Options): Replace references to opts.sh with
8188 * opts-common.c: Likewise.
8189 * optc-gen.awk: Likewise.
8191 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8193 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8195 2008-02-07 Richard Henderson <rth@redhat.com>
8198 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8199 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8202 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8204 PR tree-optimization/35085
8205 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8206 for operand entry oe2 in addition to operand entry oe3 in order to
8207 expose more opportunities for vectorizer sum reduction.
8209 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8212 * Makefile.in (LIBS): Remove $(GMPLIBS).
8213 (cc1-dummy, cc1): Add $(GMPLIBS).
8215 2008-02-06 Jan Hubicka <jh@suse.cz>
8218 * i386.md (moddf_integer): Do not produce partial memory stalls for
8219 targets where it hurts.
8221 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8224 * optabs.c (expand_float): Do not check for decimal modes when
8225 expanding unsigned integer through signed conversion.
8227 2008-02-06 Nick Clifton <nickc@redhat.com>
8229 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8230 inside the clobber with a match_operand and duplicated operand
8231 number in the constraint.
8232 (ineqbranchsi): Delete redundant comment.
8234 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8236 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8237 builtin_define ("__USE_INIT_FINI__").
8238 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8240 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8242 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8244 PR documentation/30330
8245 * doc/invoke.texi (C++ Dialect Options)
8246 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8247 For each warning option -Wfoo that allows -Wno-foo, ensure both
8248 -Wfoo and -Wno-foo are listed in the option index. Fix index
8249 entry of -Wswitch-default, index -Wnormalized= including the
8250 `=', and -Wlarger-than-@var{len} including @var{len}.
8252 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8254 * config/i386/i386.md (floatunssisf2): Use
8255 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8256 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8257 Macroize expander using MODEF mode iterator.
8259 2008-02-05 Diego Novillo <dnovillo@google.com>
8261 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8264 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8266 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8269 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8271 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8274 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8275 to indicate if a message should be generated.
8276 (init_cumulative_args): Updated.
8277 (function_value_32): Likewise.
8279 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8281 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8283 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8286 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8287 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8289 2008-02-04 Diego Novillo <dnovillo@google.com>
8291 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8294 * tree-vrp.c (vrp_evaluate_conditional): With
8295 -Wtype-limits, emit a warning when comparing against a
8296 constant outside the natural range of OP0's type.
8298 2008-02-04 Richard Guenther <rguenther@suse.de>
8301 * expr.c (count_type_elements): Give for unions instead of
8304 2008-02-04 Richard Guenther <rguenther@suse.de>
8307 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8308 to TYPE_DOMAINs base type instead of using bitsizetype here.
8310 2008-02-03 Jason Merrill <jason@redhat.com>
8312 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8314 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8317 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8318 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8319 (RS/6000 and PowerPC Options): Fix typos and markup.
8320 * doc/passes.texi (Tree-SSA passes): Likewise.
8322 2008-02-02 Michael Matz <matz@suse.de>
8325 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8326 from record_last_reg_set_info.
8327 (record_last_reg_set_info): Take an RTX argument, iterate over all
8328 constituent hardregs.
8329 (record_last_set_info, record_opr_changes): Change calls to
8330 new signature or to record_last_reg_set_info_regno.
8332 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8334 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8336 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8338 PR rtl-optimization/34773
8339 * reg-notes.def (EQUAL): Mention significance of combination of
8340 REG_EQUAL and REG_RETVAL.
8341 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8342 insn that has a REG_RETVAL.
8344 2008-02-01 Roger Sayle <roger@eyesopen.com>
8347 * configure.ac (--enable-fixed-point): Disable unless explicitly
8349 * configure: Regenerate.
8351 2008-02-01 Richard Guenther <rguenther@suse.de>
8354 * invoke.texi (-finline-limit): Remove no longer true parts
8355 of the documentation. Note that there is no default value.
8357 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8358 Mark Mitchell <mark@codesourcery.com>
8359 Ben Elliston <bje@au.ibm.com>
8362 * doc/extend.texi (Other Builtins): Document.
8364 2008-01-31 Tom Browder <tom.browder@gmail.com>
8366 * doc/c-tree.texi (Types): Fix grammar.
8367 (Expression trees): Ditto.
8368 * doc/passes.texi (Tree-SSA passes): Ditto.
8370 * doc/configterms.texi (Configure Terms): Fix typo.
8371 * doc/cpp.texi (Common Predefined Macros): Ditto.
8372 * doc/md.texi (Machine Constraints): Ditto.
8374 * doc/makefile.texi (Makefile): Add comma.
8376 2008-01-31 Tom Browder <tom.browder@gmail.com>
8377 Gerald Pfeifer <gerald@pfeifer.com>
8379 * doc/sourcebuild.texi (Front End): Remove references to CVS
8380 and CVSROOT/modules.
8381 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8382 (Back End): Remove reference to CVS.
8384 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8387 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8389 (mips16_gp_pseudo_reg): ...here.
8390 * config/mips/mips.md (load_const_gp): Replace with...
8391 (load_const_gp_<mode>): ...this :P-based insn.
8393 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8395 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8396 options. Minor fixes.
8397 (-std): Move reference to standards closer to where language
8398 standards are first mentioned.
8400 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8402 PR rtl-optimization/34995
8403 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8404 parameter and return a bool. If the rtx parameter is nonnull,
8405 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8406 (find_reloads): Update call accordingly. Pass the new operand
8407 if it needed no address reloads, otherwise pass null.
8409 2008-01-30 Richard Henderson <rth@redhat.com>
8412 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8413 for unbounded arrays.
8415 2008-01-30 Silvius Rus <rus@google.com>
8417 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8419 2008-01-30 Jan Hubicka <jh@suse.cz>
8422 * i386.c (init_cumulative_args): Use real function declaration when
8425 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8427 PR rtl-optimization/34998
8428 * global.c (build_insn_chain): Treat non-subreg_lowpart
8429 SUBREGs of pseudos as clobbering all the words covered by the
8430 SUBREG, not just all the bytes.
8431 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8432 original df_ref rather than an extract parameter.
8433 (global_conflicts): Update call accordingly.
8435 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8437 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8438 the overflow check to make it easier to read.
8439 (__fixtfdi): Change the type of the ll member in union
8440 long_double to UDItype_x.
8442 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8445 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8446 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8447 * tree-inline.c (fold_marked_statements): Call
8448 cgraph_update_edges_for_call_stmt if folding a call statement.
8449 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8450 debug_generic_stmt calls, reset it back afterwards.
8453 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8455 * c-typeck.c (build_external_ref): Don't pedwarn about
8456 static vars in current function's scope.
8458 2008-01-29 Joseph Myers <joseph@codesourcery.com>
8460 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
8462 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
8465 * ipa-struct-reorg.c: Fix spelling.
8466 * params.def: Ditto.
8468 2008-01-29 Richard Guenther <rguenther@suse.de>
8471 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
8473 * tree-inline.c (remap_type): Increment remapping_type_depth
8474 around remapping types.
8475 (copy_body_r): Only add referenced variables if they are referenced
8476 from code, not types.
8478 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
8489 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
8490 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
8492 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
8495 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
8496 pointer for tiny stack.
8498 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8500 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8502 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8504 * config/vx-common.h: Fix typo in comment.
8506 2008-01-28 Ian Lance Taylor <iant@google.com>
8510 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8511 coalesce pointers if they have different DECL_NO_TBAA_P values.
8512 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8513 between variables with different DECL_NO_TBAA_P values.
8515 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8518 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8519 are not legitimate small data references on SPE targets.
8521 2008-01-28 David Daney <ddaney@avtrex.com>
8523 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8525 2008-01-28 David Daney <ddaney@avtrex.com>
8527 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8529 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8531 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8532 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8533 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8534 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8535 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8536 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8537 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8538 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8540 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8542 * basic-block.h (condjump_equiv_p): Fix comment.
8544 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8546 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8547 print_generic_stmt_indented): Fix comment.
8549 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8551 * configure.ac (__stack_chk_fail): Add detecion for availability
8552 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8553 * configure: Regenerate.
8555 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8558 * final.c (output_addr_const): Handle TRUNCATE.
8560 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8563 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8564 (zero_cost, infinite_cost): New constants.
8565 (struct cost_pair): Change type of cost to comp_cost.
8566 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8567 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8569 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8570 split_address_cost, ptr_difference_cost, difference_cost,
8571 get_computation_cost_at, get_computation_cost,
8572 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8573 determine_use_iv_cost_condition, determine_use_iv_costs,
8574 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8575 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8576 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8577 Change type of cost to comp_cost.
8578 (determine_iv_cost): Increase cost of non-original ivs, instead
8579 of decreasing the cost of original ones.
8580 (get_address_cost): Indicate the complexity of the addressing mode
8582 (try_add_cand_for): Prefer using ivs not specific to some object.
8583 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8585 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8586 Janis Johnson <janis187@us.ibm.com>
8589 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8590 (TARGET_INSTANTIATE_DECLS): Likewise.
8591 * target.h (expand_to_rtl_hook): New target hook.
8592 (instantiate_decls): Likewise.
8593 * function.c (instantiate_decl): Make non-static. Rename to...
8594 (instantiate_decl_rtl): ... this.
8595 (instantiate_expr): Use instantiate_decl_rtl.
8596 (instantiate_decls_1): Likewise.
8597 (instantiate_decls): Likewise.
8598 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8599 * function.h (instantiate_decl_rtl): Add prototype.
8600 * cfgexpand.c (target.h): New include.
8601 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8602 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8603 (TARGET_INSTANTIATE_DECLS): Likewise.
8604 (TARGET_INITIALIZER): New target hooks added.
8605 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8607 * config/rs6000/rs6000.c (tree-flow.h): New include.
8608 (machine_function): Add sdmode_stack_slot field.
8609 (rs6000_alloc_sdmode_stack_slot): New function.
8610 (rs6000_instantiate_decls): Likewise.
8611 (rs6000_secondary_memory_needed_rtx): Likewise.
8612 (rs6000_check_sdmode): Likewise.
8613 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8614 (TARGET_INSTANTIATE_DECLS): Likewise.
8615 (rs6000_hard_regno_mode_ok): Allow SDmode.
8616 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8617 (rs6000_emit_move): Handle SDmode.
8618 (function_arg_advance): Likewise.
8619 (function_arg): Likewise.
8620 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8621 SDmode var args for 32-bit compiles.
8622 (rs6000_secondary_reload_class): Handle SDmode.
8623 (rs6000_output_function_epilogue): Likewise.
8624 (rs6000_function_value): Simplify if statement.
8625 (rs6000_libcall_value): Likewise.
8626 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8627 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8628 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8629 (movsd_hardfloat): New define_insn.
8630 (movsd_softfloat): Likewise.
8631 (movsd_store): Likewise.
8632 (movsd_load): Likewise.
8633 (extendsddd2): Likewise.
8634 (extendsdtd2): Likewise.
8635 (truncddsd2): Likewise.
8636 (movdd_hardfloat64): Fixup comment.
8637 (UNSPEC_MOVSD_LOAD): New constant.
8638 (UNSPEC_MOVSD_STORE): Likewise.
8640 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8643 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8645 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8646 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8647 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8650 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8653 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8654 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8655 __LONGDOUBLE128 too.
8656 * config/rs6000/aix61.h: New file.
8658 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8660 PR rtl-optimization/34959
8661 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8662 popcount and parity rtxes the same mode as their operand.
8663 Truncate or extend the result to the return value's mode
8666 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8669 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8670 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8671 to GOT_VERSION_REGNUM.
8672 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8673 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8674 * config/mips/mips.c (mips_emit_call_insn): New function.
8675 (mips_call_tls_get_addr): Call mips_expand_call directly.
8676 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8678 (mips16_build_call_stub): Likewise. Return the call insn or null.
8679 (mips_expand_call): Update the call to mips16_build_call_stub
8680 accordingly and a remove redundant condition. Assert that MIPS16
8681 stubs do not use lazy binding. Use mips_emit_call_insn and return
8683 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8685 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8686 (mips_avoid_hazard): Remove hazard_set handling.
8687 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8688 (UNSPEC_RESTORE_GP): ...this.
8689 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8690 (FAKE_CALL_REGNO): Rename to...
8691 (GOT_VERSION_REGNUM): ...this.
8692 (type): Add "ghost" value. Add an associated insn reservation.
8693 (hazard_set): Remove.
8694 (exception_receiver): Rename to...
8695 (restore_gp): ...this and update the unspec identifier accordingly.
8696 (exception_receiver, nonlocal_got_receiver): New expanders.
8697 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8698 FAKE_CALL_REGNO. Remove hazard_set attribute.
8699 (set_got_version, update_got_version): New patterns.
8701 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8704 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8706 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8709 * doc/install.texi2html: Generate gcc-vers.texi.
8711 2008-01-25 DJ Delorie <dj@redhat.com>
8713 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8715 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8717 * config/c4x: Remove directory.
8718 * config.gcc (crx-*, mt-*): Mark obsolete.
8719 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8720 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8721 sh-*-rtemscoff*): Remove cases.
8722 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8723 * real.c (encode_c4x_single, decode_c4x_single,
8724 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8725 c4x_extended_format): Remove.
8726 * real.h (c4x_single_format, c4x_extended_format): Remove.
8727 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8729 (Pragmas): Remove comment about c4x pragmas.
8730 * doc/install.texi (c4x): Remove target-specific instructions.
8731 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8732 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8733 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8734 refer to C4x source files as examples.
8735 (C4X_FLOAT_FORMAT): Remove documentation.
8737 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8739 * config/bfin/bfin.c (override_options): Reorder tests so that
8740 flag_pic gets enabled for -msep-data.
8742 2008-01-25 Richard Guenther <rguenther@suse.de>
8745 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8746 to its bitfield precision if required.
8748 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8751 * tree-nested.c (walk_omp_for): New function.
8752 (convert_nonlocal_reference, convert_local_reference): Call
8753 walk_omp_for on OMP_FOR.
8754 (convert_call_expr): Call walk_body on OMP_FOR's
8755 OMP_FOR_PRE_INIT_BODY.
8757 2008-01-25 Richard Guenther <rguenther@suse.de>
8759 PR tree-optimization/34966
8760 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8761 default defs and PHI_NODEs we have to insert after the
8764 2008-01-24 Nick Clifton <nickc@redhat.com>
8766 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8767 Provide a default definition.
8768 (LIBGCC2_UNITS_PER_WORD): Likewise.
8770 * config/stormy16/stormy16.c: Include df.h for the prototype
8771 for df_regs_ever_live_p.
8772 (xstormy16_expand_builtin_va_start): Convert the stack offset
8773 into a component_ref and then use POINTER_PLUS_EXPR to add it
8774 to the incoming_virtual_args_rtx.
8775 (xstormy16_gimplify_va_arg_expr): Rename to
8776 xstormy16_gimplify_va_arg_expr.
8777 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8778 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8779 xstormy16_gimplify_va_arg_expr.
8780 Fix up some formatting issues.
8782 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8783 Move to predicates.md.
8784 (xs_hi_general_operand): Likewise.
8785 (xs_hi_nonmemory_operand): Likewise.
8786 * config/stormy16/predicates.md:
8787 (xstormy16_carry_plus_operand): New predicate.
8788 (xs_hi_general_operand): New predicate.
8789 (xs_hi_nonmemory_operand): New predicate.
8790 * config/stormy16/stormy16-protos.h:
8791 (xstormy16_carry_plus_operand): Delete prototype.
8792 (xs_hi_general_operand): Likewise.
8793 (xs_hi_nonmemory_operand): Likewise.
8795 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8796 modifiers as they are no longer needed and they can trigger
8797 reload spill failures.
8799 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8800 with a match_operand in order to help reload.
8802 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8803 constraint with 'e' for the 8th alternative as this version of
8804 the mov.w instruction only accepts the lower 8 registers.
8806 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8809 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8810 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8813 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8816 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8818 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8820 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8822 (remove_structure): Update allocations list before removing structure.
8824 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8826 * ipa-struct-reorg.c (is_safe_cond_expr,
8827 create_new_stmts_for_cond_expr): Use integer_zerop function,
8828 that recognize not only zero-pointer, but zero-integer too.
8830 2008-01-25 Ben Elliston <bje@au.ibm.com>
8833 * fixproto: Escape "." in sed expression that strips leading "./".
8835 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8838 * gcc.c (SWITCH_OK): Removed.
8839 (SWITCH_LIVE): Changed to bit.
8840 (SWITCH_FALSE): Likewise.
8841 (SWITCH_IGNORE): Likewise.
8842 (switchstr): Change live_cond to unsigned int.
8843 (process_command): Replace SWITCH_OK with 0.
8844 (do_self_spec): Likewise.
8845 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8846 (give_switch): Likewise.
8847 (used_arg): Likewise.
8848 (do_spec_1): Set the SWITCH_IGNORE bit.
8849 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8850 bits. Set the SWITCH_LIVE bit.
8852 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8854 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8856 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8858 PR tree-optimization/34472
8859 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8860 parameter to a "bool *" and set *DATA to false if there is
8861 an unsafe access. Do not delete the structure here.
8862 (check_cond_exprs): Delete it here instead.
8863 (check_cond_exprs, exclude_cold_structs): Do not increase
8864 I when removing a structure.
8866 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8869 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8870 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8872 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8875 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8876 a fixed vector for stack.
8878 2008-01-24 Ben Elliston <bje@au.ibm.com>
8881 * doc/gcc.texi (Software development): Add a direntry for g++.
8883 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8885 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8886 stale and straggling -fforce-addr comments above.
8888 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8890 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8891 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8893 2008-01-23 Michael Matz <matz@suse.de>
8896 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8899 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8901 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8904 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8906 * config/avr/avr.c (avr_current_arch): New variable.
8907 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8908 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8909 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8910 (avr_override_options): Init 'avr_current_arch'.
8911 (base_arch_s): Move from here...
8912 * config/avr/avr.h (base_arch_s): ... here. Add new members
8913 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8914 'mega' to 'have_jmp_call'.
8915 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8916 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8918 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8920 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8921 MULTILIB_MATCHES): (Ditto.).
8923 2008-01-23 Richard Guenther <rguenther@suse.de>
8926 * cgraphunit.c (cgraph_reset_node): Always mark the node
8927 not reachable if it is not queued already.
8929 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8931 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8932 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8933 (cputype_selected): New static variable.
8934 (bfin_handle_option): Set it if -mcpu is used.
8935 (override_option): Select default set of workarounds if no cpu type
8936 selected on the command line.
8937 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8939 From Michael Frysinger <michael.frysinger@analog.com>
8940 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8941 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8943 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8944 for bf547, bf523, bf524, and bf526.
8945 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8947 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8948 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8949 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8950 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8951 * doc/invoke.texi (Blackfin Options): Document that
8952 -mcpu now accept bf547, bf523, bf524, and bf526.
8954 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8956 PR rtl-optimization/34628
8957 * combine.c (try_combine): Stop and undo after the first combination
8958 if an autoincrement side-effect on the first insn has effectively
8961 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8964 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8965 Offset addresses are not valid for Altivec or paired float modes.
8967 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8970 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8971 if DECL_INITIAL (decl) is error_mark_node.
8974 * c-common.c (handle_vector_size_attribute): Only allow
8975 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8976 the same way as pointer, array etc. types.
8977 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8980 * tree.c (build_type_attribute_qual_variant): Call
8981 build_qualified_type if attributes are equal, but quals are not.
8983 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8986 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8987 * flags.h (warn_strict_aliasing): Remove.
8988 (warn_strict_overflow): Remove.
8989 * opts.c (warn_strict_aliasing): Remove.
8990 (warn_strict_overflow): Remove.
8991 * c-opts.c (c_common_handle_option): -Wall only sets
8992 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8993 (c_common_post_options): Give default values to -Wstrict-aliasing
8994 and -Wstrict-overflow if they are uninitialized.
8995 * common.opt (Wstrict-aliasing): Specify Var and Init.
8996 (Wstrict-overflow): Likewise.
8998 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9000 PR rtl-optimization/26854
9001 PR rtl-optimization/34400
9002 PR rtl-optimization/34884
9003 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9005 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9006 (df_rd_bb_info.expanded_lr_out): Deleted
9007 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9008 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9009 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9010 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9011 Removed code to allocate, initialize or free expanded_lr_out.
9012 (df_rd_bb_local_compute_process_def): Restructured to make more
9014 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9015 sets if the sets are being trimmed.
9017 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9020 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9021 (as_vers): Likewise.
9022 * configure: Regenerated.
9024 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9027 * tree-pass.h (pass_build_alias): New pass.
9028 * tree-ssa-alias.c (gate_build_alias): New.
9029 (pass_build_alias): New.
9030 * passes.c (init_optimization_passes): Add pass_build_alias after
9031 pass_create_structure_vars.
9033 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9035 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9036 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9037 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9038 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9039 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9040 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9041 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9042 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9043 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9044 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9045 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9046 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9047 * config/s390/s390.md (FP_ALL): New mode iterator.
9048 (_d): New mode attribute.
9049 ("*signbit<mode>2>"): Changed mode of first operand.
9050 ("isinf<mode>2"): Changed mode of first operand.
9051 ("*TDC_insn"): Adaptation for DFP modes.
9053 2008-01-22 Ben Elliston <bje@au.ibm.com>
9055 * tree.c (check_qualified_type): Improve function description.
9057 2008-01-21 Jason Merrill <jason@redhat.com>
9060 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9061 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9064 2008-01-21 DJ Delorie <dj@redhat.com>
9066 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9069 2008-01-21 Richard Guenther <rguenther@suse.de>
9072 * tree-cfg.c (verify_expr): Allow all invariant expressions
9073 instead of just constant class ones as reference argument.
9074 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9075 like any other constant.
9076 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9078 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9080 * regmove.c (fixup_match_1): Update call crossed frequencies.
9082 2008-01-21 Richard Guenther <rguenther@suse.de>
9085 * tree-inline.c (setup_one_parameter): Deal with mismatched
9086 types using a VIEW_CONVERT_EXPR.
9088 2008-01-21 Alon Dayan <alond@il.ibm.com>
9089 Olga Golovanevsky <olga@il.ibm.com>
9091 PR tree-optimization/34701
9092 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9093 when the structure size is not a power of 2.
9095 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9097 * doc/install.texi: Add doc for --enable-checking=df.
9099 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9101 PR rtl-optimization/34808
9102 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9104 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9106 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9109 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9111 PR rtl-optimization/26854
9112 PR rtl-optimization/34400
9113 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9115 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9116 (df_rd_bb_info.expanded_lr_out): New.
9117 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9118 * loop_iv.c (iv_analysis_loop_init): Ditto.
9119 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9120 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9121 Added code to allocate, initialize or free expanded_lr_out.
9122 (df_rd_bb_local_compute_process_def): Restructured to make
9123 more understandable.
9124 (df_rd_confluence_n): Add code to do nothing with fake edges and
9125 code to no apply invalidate_by_call sets if the sets are being trimmed.
9126 (df_lr_local_finalize): Renamed to df_lr_finalize.
9127 (df_live_local_finalize): Renamed to df_live_finalize.
9129 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9132 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9133 deciding whether to use reciprocal instructions.
9135 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9137 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9138 dwarf2out_note_section_used if cold_text_section is NULL.
9140 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9142 PR gcov-profile/34610
9143 * tree-cfg.c (make_edges): Mark both outgoing edges from
9144 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9145 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9146 from OMP_FOR and OMP_CONTINUE outgoing edges.
9148 * tree-profile.c (tree_profiling): Return early if
9149 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9151 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9152 from cfun to child_cfun.
9153 * function.h (struct function): Add after_tree_profile bit.
9155 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9157 * config/avr/avr.S (_exit): Disable interrupt.
9159 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9160 Steven Bosscher <stevenb.gcc@gmail.com>
9162 PR rtl-optimization/26854
9163 PR rtl-optimization/34400
9164 * df-problems.c (df_live_scratch): New scratch bitmap.
9165 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9166 (df_live_reset): Clear the proper bitmaps.
9167 (df_live_bb_local_compute): Only process the artificial defs once
9168 since the order is not important.
9169 (df_live_init): Init the df_live sets only with the variables
9170 found live by df_lr.
9171 (df_live_transfer_function): Use the df_lr sets to prune the
9172 df_live sets as they are being computed.
9173 (df_live_free): Free df_live_scratch.
9175 2008-01-18 Ian Lance Taylor <iant@google.com>
9177 * common.opt: Add fmerge-debug-strings.
9178 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9179 flag_merge_debug_strings rather than flag_merge_constants.
9180 * doc/invoke.texi (Option Summary): Mention
9181 -fmerge-debug-strings.
9182 (Debugging Options): Document -fmerge-debug-strings.
9184 2008-01-18 Ian Lance Taylor <iant@google.com>
9187 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9188 (struct tree_function_decl): Add new field operator_new_flag.
9189 * tree-inline.c (expand_call_inline): When inlining a call to
9190 operator new, force the return value to go into a variable, and
9191 set DECL_NO_TBAA_P on that variable.
9192 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9194 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9197 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9198 DWARF2_DEBUGGING_INFO.
9199 (dwarf2out_note_section_used): Ditto. Add prototype.
9200 (have_multiple_function_sections, text_section_used,
9201 cold_text_section_used, *cold_text_sections): Move declarations
9204 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9206 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9207 field and add signal_ra.
9208 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9209 assignments to frame state pc. Move end of stack check after
9210 MD_FALLBACK_FRAME_STATE_FOR.
9211 (uw_update_context_1): Use frame state signal_regs if set, instead
9212 of checking signal_frame flag.
9213 (uw_update_context): Use frame state signal_ra if set.
9214 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9215 * config/xtensa/linux-unwind.h: New file.
9217 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9219 * modulo-sched.c (get_sched_window): Fix comment typo.
9221 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9223 PR tree-optimization/34648
9224 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9226 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9228 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9229 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9231 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9233 PR rtl-optimization/34400
9234 * df-core.c (df_worklist_dataflow_overeager,
9235 df_worklist_dataflow_doublequeue): New functions.
9236 (df_worklist_dataflow): Two different worklist solvers.
9237 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9240 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9243 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9244 and ftree-parallelize-loops.
9246 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9248 PR rtl-optimization/34826
9249 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9251 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9253 * global.c (find_reg): Mark the eh regs as used if necessary.
9254 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9255 * ra.h (struct allocno): no_eh_reg field added. Changed
9256 no_stack_reg type to bitfield.
9258 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9260 * tree.c (substitute_in_expr): Add missing 'break'.
9262 2008-01-17 Richard Guenther <rguenther@suse.de>
9264 PR tree-optimization/34825
9265 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9266 x / x as division to handle.
9268 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9270 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9271 "-pthread" is specified.
9272 * pa-hpux11.h (LIB_SPEC): Likewise.
9274 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9275 Peter Bergner <bergner@vnet.ibm.com>
9277 PR rtl-optimization/33796
9278 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9280 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9282 PR libgfortran/34699
9283 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9285 * pa-hpux10.h (LINK_SPEC): Likewise.
9286 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9288 2008-01-16 Richard Guenther <rguenther@suse.de>
9291 * fold-const.c (fold_convert_const_int_from_int): Do not
9292 set overflow if that occured only because of a sign extension
9293 change when converting from/to a sizetype with the same
9294 precision and signedness.
9296 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9299 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9300 location address to the correct place. Update copyright year.
9302 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9304 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9305 no dependences in the dependence_relations vector.
9307 2008-01-16 Jan Hubicka <jh@suse.cz>
9309 PR rtl-optimization/31396
9310 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9311 * cfg.c (dump_reg_info): Print it.
9312 * regs.h (struct reg_info_t): add freq_calls_crossed.
9313 (REG_FREQ_CALLS_CROSSED): New macro.
9314 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9315 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9316 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9317 regmove_optimize): Update call crossed frequencies.
9318 * local-alloc.c (struct qty): Add freq_calls_crossed.
9319 (alloc_qty): Copute freq_calls_crossed.
9320 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9321 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9322 * ra.h (struct allocno): Add freq_calls_crossed.
9324 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9326 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9327 libgomp when compiling with ftree-parallelize-loops.
9328 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9330 2008-01-16 Richard Guenther <rguenther@suse.de>
9332 PR tree-optimization/34769
9333 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9334 * tree.c (int_cst_value): Instead make this function more
9335 permissive in what it accepts as valid input. Document this
9336 function always sign-extends the value.
9338 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9339 Richard Guenther <rguenther@suse.de>
9342 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9343 (gimple_fold_indirect_ref_rhs): ... this.
9344 (gimple_fold_indirect_ref): New function with foldings
9345 that preserve lvalueness.
9346 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9347 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9348 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9349 to fold an INDIRECT_REF, fall back to the old use of
9350 fold_indirect_ref_1.
9352 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9354 * tree-data-ref.c (subscript_dependence_tester_1): Call
9355 free_conflict_function.
9356 (compute_self_dependence): Same.
9358 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9361 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9362 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9364 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9365 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9366 for DWARF2_UNWIND_INFO targets.
9368 2008-01-16 Richard Guenther <rguenther@suse.de>
9371 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9372 type qualifiers for function types.
9374 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9376 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9377 loop_iterator li from previous commit.
9379 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9381 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9383 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9385 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9386 (parallelize_loops): Don't parallelize irreducible components.
9388 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9391 * c-opts (c_common_post_options): Do not enable CPP
9392 flag_pedantic_errors by default.
9394 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9396 PR rtl-optimization/31944
9397 * cse.c (remove_pseudo_from_table): New function.
9398 (merge_equiv_classes): Use above function to remove pseudo-registers.
9399 (invalidate): Likewise.
9401 2008-01-13 Richard Guenther <rguenther@suse.de>
9404 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9405 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9407 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9409 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9410 validate_change to unshare the source of the PC set.
9412 2008-01-12 Jan Hubicka <jh@suse.cz>
9415 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9416 references above array bounds. This might trigger bounds checks for
9419 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9421 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9422 new_replaceable_dependencies.
9424 2008-01-12 Doug Kwan <dougkwan@google.com>
9426 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9427 instead of OPT_Wreturn_type in warning due to ignored return type
9429 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9430 options included in -Wextra.
9431 * c.opt: New option -Wignored_qualifiers.
9432 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9433 -Wignore_qualifiers.
9434 (-Wignored-qualifiers): Document.
9435 (-Wreturn-type): Remove description of functionality now handled
9436 by -Wignored-qualifiers.
9438 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9441 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9442 NOP_EXPR if it is between integral types with the same precision.
9444 2008-01-12 Jan Hubicka <jh@suse.cz>
9447 * invoke.texi (max-inline-recursive-depth): Fix default value.
9449 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9451 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9454 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9456 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9458 2008-01-11 James E. Wilson <wilson@specifix.com>
9461 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
9463 2008-01-11 Anatoly Sokolov <aesok@post.ru>
9465 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
9466 save/restore frame pointer register and don't use 'call-prologues'
9467 optimization in function with "OS_task" attribute.
9469 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
9472 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
9473 when copying to memory.
9475 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
9477 PR rtl-optimization/30905
9478 * cfgcleanup.c: Include dce.h
9479 (crossjumps_occured): New global variable.
9480 (try_crossjump_bb): Exit loop after finding a fallthru edge.
9481 If something changed, set crossjumps_occured to true.
9482 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
9483 Don't add/remove fake edges to exit here...
9484 (cleanup_cfg): ...but do it here, when crossjumping.
9485 Run a fast DCE when successful crossjumps occured in the latest
9486 iteration of try_optimize_cfg.
9488 2008-01-11 Richard Guenther <rguenther@suse.de>
9490 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
9491 (struct vn_unary_op_s): Likewise.
9492 (vn_reference_insert): Free old reference on hash collision.
9494 2008-01-10 Raksit Ashok <raksit@google.com>
9496 PR rtl-optimization/27971
9497 * combine.c (find_split_point): Split PLUS expressions which are
9498 inside a MEM rtx, and whose first operand is complex.
9500 2008-01-10 DJ Delorie <dj@redhat.com>
9502 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9503 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9504 (m32c_hard_regno_ok): Call the underlying function.
9506 2008-01-10 Richard Guenther <rguenther@suse.de>
9509 * tree-cfg.c (tree_merge_blocks): Do not go through the
9510 full-blown folding and stmt updating path if we just deal
9511 with virtual operands.
9512 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9513 test for abnormal SSA_NAMEs.
9515 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9518 * reload.c (push_reload): Add assertions. All constants from
9519 reg_equiv_constant should have been used for replacing the respective
9521 (find_reloads_address): Invoke find_reloads_address_part for
9522 constant taken from the reg_equiv_constant array.
9524 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9526 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9527 field (valnum) the first in the struct. Replace bools with
9530 2008-01-10 Richard Guenther <rguenther@suse.de>
9532 PR tree-optimization/34651
9533 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9534 types and ordering for masking and converting.
9536 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9538 PR tree-optimization/34017
9539 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9540 also for PHI_NODE expressions.
9542 2008-01-09 Jan Hubicka <jh@suse.cz>
9544 PR tree-optimization/34708
9545 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9546 based on number of case labels.
9547 (init_inline_once): Remove switch_cost.
9548 * tree-inline.h (eni_weights_d): Remove switch_cost.
9550 2008-01-09 Richard Guenther <rguenther@suse.de>
9551 Andrew Pinski <andrew_pinski@playstation.sony.com>
9554 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9555 temporary if an rvalue is ok or an lvalue is not required.
9557 2008-01-09 Richard Guenther <rguenther@suse.de>
9560 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9563 2008-01-09 Richard Guenther <rguenther@suse.de>
9566 * tree.c (host_integerp): Check for sizetype only if the
9567 type is an integer type.
9569 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9572 * opts.c (decode_options): Disable inlining of functions called
9573 once if not in unit-at-a-time mode.
9575 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9577 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9579 2008-01-08 Richard Guenther <rguenther@suse.de>
9582 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9583 out early if the result will be unused.
9585 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9590 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9591 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9594 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9596 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9597 for vectorization tuned.
9599 2008-01-08 Richard Guenther <rguenther@suse.de>
9601 PR tree-optimization/34683
9602 * tree-ssa-operands.c (operand_build_cmp): Export.
9603 * tree-ssa-operands.h (operand_build_cmp): Declare.
9604 * tree-vn.c (vuses_compare): Remove.
9605 (sort_vuses): Use operand_build_cmp.
9606 (sort_vuses_heap): Likewise.
9607 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9608 to re-use old VEC if available. Do not sort already sorted VUSEs.
9609 (vdefs_to_vec): Do not sort already sorted VDEFs.
9611 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9614 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9616 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9619 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9620 limitations of reciprocal sequences on x86 targets.
9622 2008-01-08 Richard Guenther <rguenther@suse.de>
9624 PR tree-optimization/34683
9625 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9627 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9630 * config/darwin.c (darwin_mergeable_string_section): Don't use
9631 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9633 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9636 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9637 negxf2. Macroize expander using X87MODEF mode iterator. Change
9638 predicates of op0 and op1 to register_operand.
9639 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9640 expander using X87MODEF mode iterator. Change predicates of
9641 op0 and op1 to register_operand.
9642 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9643 corresponding patterns and macroize using MODEF macro. Change
9644 predicates of op0 and op1 to register_operand and remove
9645 "m" constraint. Disparage "r" alternative with "!".
9646 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9647 macroize using X87MODEF macro. Change predicates of op0 and op1
9648 to register_operand and remove "m" constraint. Disparage "r"
9649 alternative with "!".
9650 (absneg splitter with memory operands): Remove.
9651 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9652 patterns and macroize using X87MODEF mode iterator.
9653 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9654 Change predicate of op1 to register_operand.
9655 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9656 for memory operands.
9658 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9660 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9662 2008-01-07 Richard Guenther <rguenther@suse.de>
9664 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9667 2008-01-07 Richard Guenther <rguenther@suse.de>
9669 PR tree-optimization/34683
9670 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9671 VOPs of the needed size to save memory. Use VEC_quick_push
9672 to save compile-time.
9673 (vdefs_to_vec): Likewise.
9675 2008-01-07 Sa Liu <saliu@de.ibm.com>
9677 * config/spu/spu.md (divdf3): Genetate inline code for double
9678 division. The implementation doesn't handle INF or NAN, therefore it
9679 only applies when -ffinite-math-only is given.
9681 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9684 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9685 * doc/cpp.texi ([Common Predefined Macros]): Document.
9687 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9689 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9690 order to use commutative addition instead of subtraction.
9692 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9693 Mircea Namolaru <namolaru@il.ibm.com>
9694 Vladimir Yanovsky <yanov@il.ibm.com>
9695 Revital Eres <eres@il.ibm.com>
9697 PR tree-optimization/34263
9698 * tree-outof-ssa.c (process_single_block_loop_latch,
9699 contains_tree_r): New functions.
9700 (analyze_edges_for_bb): Call process_single_block_loop_latch
9701 function to empty single-basic-block latch block if possible.
9703 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9705 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9707 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9709 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9711 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9713 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9715 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9717 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9719 PR tree-optimization/34618
9720 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9723 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9726 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9727 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9728 Update copyright year.
9730 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9731 Update copyright year.
9732 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9735 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9737 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9738 edge does not point to current bb before changing need_assert.
9740 2008-01-04 Richard Guenther <rguenther@suse.de>
9743 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9744 for verifying purposes if they are is_gimple_min_invariant.
9746 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9748 PR tree-optimization/34448
9749 PR tree-optimization/34465
9750 * gimplify.c (gimplify_init_constructor): Add new parameter
9751 notify_temp_creation. Use it.
9752 (gimplify_modify_expr_rhs): Take volatiles into account when
9753 optimizing constructors.
9754 Do not optimize constructors if gimplify_init_constructor will dump to
9756 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9757 * gcc.c-torture/compile/pr34448.c: New.
9759 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9761 PR gcov-profile/34609
9762 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9763 return_slot if result is TREE_ADDRESSABLE.
9765 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9767 * config/mips/mips.md (sqrt_condition): Tweak comment.
9768 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9770 2008-01-03 Tom Tromey <tromey@redhat.com>
9773 * c-common.c (c_type_hash): Handle VLAs.
9775 2008-01-03 Jan Hubicka <jh@suse.cz>
9777 PR tree-optimization/31081
9778 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9779 0 when inlining and not inlining to first basic block.
9780 (remap_decl): When var is initialized to 0, don't set default_def.
9781 (expand_call_inline): Set entry_bb.
9782 * tree-inline.h (copy_body_data): Add entry_bb.
9784 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9787 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9790 PR tree-optimization/29484
9791 * tree-inline.c (inline_forbidden_p_2): New function.
9792 (inline_forbidden_p): Disallow inlining if some static var
9793 has an address of a local LABEL_DECL in its initializer.
9794 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9797 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9799 PR tree-optimization/34635
9800 * tree-data-ref.c (add_other_self_distances): Make sure that the
9801 evolution step is constant.
9803 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9806 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9808 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9810 * tree-sra.c (scalarize_init): Insert the generate_element_init
9811 statements after the generate_element_zero statements.
9813 2008-01-02 Richard Guenther <rguenther@suse.de>
9817 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9818 for very large number of operands instead of ICEing.
9820 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9823 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9824 while stack probing.
9826 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9828 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9831 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9834 * tree-mudflap.c (mx_register_decls): Guard warning by
9835 !DECL_ARTIFICIAL check.
9837 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9839 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9840 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9841 sse5_perm<mode>): Fix constraints.