1 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3 * doc/invoke.text (-fdump-tree-*-verbose): New option.
4 * tree-dump.c (dump_options): New verbose option.
5 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
7 * tree-pass.h (TDF_VERBOSE): New dump flag.
8 * print-tree.c (print_node): Added code to be able to print
10 (tree-flow.h): Added include.
11 Makefile.in (print-tree.o): Added TREE_FLOW_H.
13 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
15 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
17 From Jie Zhang <jie.zhang@analog.com>
18 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
20 mcpu=bf561-none and mcpu=bf561-0.2.
21 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
23 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
24 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
25 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for
29 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
31 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
32 (cputype_selected): Remove.
33 (bfin_handle_option): Don't use cputype_selected.
34 (override_options): When no mcpu option, enable all workarounds.
35 Don't use bfin_workarounds.
36 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
38 (DEFAULT_CPU_TYPE): Don't define.
40 2008-05-16 Richard Guenther <rguenther@suse.de>
42 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
43 on deletion of the last stmt.
45 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
47 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
48 V8HImode for SSE2 and V16QImode for SSE4.1.
50 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
52 * cgraph.h (compute_inline_parameters): Made public.
53 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
54 variable_generate_summary, function_write_summary,
55 variable_write_summary, variable_read_summary. Added
56 generate_summary, write_summary, read_summary.
57 * cgraphunit.c (cgraph_process_new_functions): Changed call from
58 pass_ipa_inline.function_generate_summary, to
59 compute_inline_parameters.
60 * ipa-inline.c (compute_inline_parameters): Made public and added
62 (compute_inline_parameters_for_current): New function.
63 (pass_inline_param): Now calls
64 compute_inline_parameters_for_current.
65 (inline_generate_summary): Removed parameter and made to loop over
67 (pass_ipa_inline): Updated for new IPA_PASS structure.
68 * passes.c (execute_ipa_summary_passes): Now is called once per
69 pass rather than once per node*pass.
71 2008-05-15 Anatoly Sokolov <aesok@post.ru>
73 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
74 avr_have_mul_p, avr_asm_only_p): Remove variables.
75 (avr_override_options): Remove initialization of removed variables.
76 (avr_file_start): Convert removed variables to fields of
77 'struct base_arch_s *avr_current_arch'.
78 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
79 (AVR_HAVE_MUL): (Ditto.).
80 (AVR_HAVE_MOVW): (Ditto.).
81 (AVR_HAVE_LPMX): (Ditto.).
82 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
83 avr_asm_only_p): Remove declaration.
85 2008-05-15 Diego Novillo <dnovillo@google.com>
87 * config/arm/arm.c (arm_return_in_memory): Fix return
89 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
91 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
94 * combine.c (check_conversion): Rename back to check_promoted_subreg.
95 Don't call record_truncated_value from here.
96 (record_truncated_value): Turn it into a for_each_rtx callback.
97 (record_truncated_values): New function.
98 (combine_instructions): Call note_uses with
99 record_truncated_values. Change name of check_conversion to
100 check_promoted_subreg.
102 2008-05-15 Janis Johnson <janis187@us.ibm.com>
104 * doc/sourcebuild.texi: Document support for torture tests.
106 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
108 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
109 to alternative 4 of operand 2.
111 2008-05-15 Richard Guenther <rguenther@suse.de>
113 * tree-pass.h (current_pass): Declare.
114 (get_pass_for_id): Likewise.
115 * passes.c (passes_by_id, passes_by_id_size): New globals.
116 (set_pass_for_id): New function.
117 (get_pass_for_id): Likewise.
118 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
119 (execute_function_todo): Flush per function statistics.
120 * toplev.c (compile_file): Init statistics.
121 (general_init): Do early statistics initialization.
122 (finalize): Finish statistics.
123 * statistics.h (statistics_early_init): Declare.
124 (statistics_init): Likewise.
125 (statistics_fini): Likewise.
126 (statistics_fini_pass): Likewise.
127 (statistics_counter_event): Likewise.
128 (statistics_histogram_event): Likewise.
129 * statistics.c: New file.
130 * Makefile.in (OBJS-common): Add statistics.o.
131 (statistics.o): Add dependencies.
132 * doc/invoke.texi (-fdump-statistics): Document.
134 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
136 (execute_pre): Use statistics_counter_event.
137 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
138 (substitute_and_fold): Increment it. Use statistics_counter_event.
140 2008-05-15 Diego Novillo <dnovillo@google.com>
142 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
144 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
145 * tree-ssa-alias.c (new_type_alias): Remove references to
146 sub-variables from comment.
147 * tree-ssa-operands.c (swap_tree_operands): Likewise.
149 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
151 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
152 attribute to 1 only for insertps alternative.
154 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
156 * config/bfin/bfin.md (loadbytes): New pattern.
157 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
158 (bfin_init_builtins): Initialize it.
159 (bdesc_1arg): Add it.
161 2008-05-15 Sa Liu <saliu@de.ibm.com>
163 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
164 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
165 * testsuite/lib/target-supports.exp: Add
166 check_effective_target_fortran_integer_16.
168 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
170 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
171 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
172 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
173 (TARGET_RETURN_IN_MEMORY): Define.
175 2008-05-15 Richard Guenther <rguenther@suse.de>
178 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
179 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
180 represent unmodifiable vars.
182 2008-05-15 Richard Guenther <rguenther@suse.de>
184 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
185 INDIRECT_REF and TARGET_MEM_REF.
186 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
189 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
190 H.J. Lu <hongjiu.lu@intel.com>
192 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
193 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
194 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
195 insn alternatives. Add missing alternatives.
196 (*vec_concatv2di_rex64_sse4_1): Likewise.
197 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
198 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
201 2008-05-15 Richard Guenther <rguenther@suse.de>
203 PR tree-optimization/36009
204 PR tree-optimization/36204
205 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
206 (determine_invariantness_stmt): Record the loop a store is
208 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
211 2008-05-15 Richard Guenther <rguenther@suse.de>
213 PR tree-optimization/34330
214 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
215 through the pointer will alias the SMT.
217 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
219 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
221 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
223 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
225 2008-05-14 Michael Meissner <michael.meissner@amd.com>
226 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
228 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
229 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
230 (vashl_optab): New optab for vector/vector shifts.
231 (vashr_optab): Ditto.
232 (vlshr_optab): Ditto.
233 (vrotl_optab): Ditto.
234 (vrotr_optab): Ditto.
235 (optab_subtype): New enum for optab_for_tree_code call.
236 (optab_for_tree_code): Add enum optab_subtype argument.
238 * optabs.c (optab_for_tree_code): Take an additional argument to
239 distinguish between a vector shift by a scalar and vector shift by
240 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
241 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
242 vector shift by a vector.
243 (expand_widen_pattern_expr): Pass additional argument to
246 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
247 vrotl_optab, vrotr_optab.
249 * expr.c (expand_expr_real_1): Update calls to
250 optab_for_tree_code to distinguish between vector shifted by a
251 scalar and vector shifted by a vector.
252 * tree-vectorizer.c (supportable_widening_operation): Ditto.
253 (supportable_narrowing_operation): Ditto.
254 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
255 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
256 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
257 (vect_create_epilog_for_reduction): Ditto.
258 (vectorizable_reduction): Ditto.
259 (vectorizable_operation): Ditto.
260 (vect_strided_store_supported): Ditto.
261 (vect_strided_load_supported): Ditto.
262 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
263 * expmed.c (expand_shift): Ditto.
265 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
267 (ashr@var{m}3): Ditto.
268 (vashl@var{m}3): Document new vector/vector shift standard name.
269 (vashr@var{m}3): Ditto.
270 (vlshr@var{m}3): Ditto.
271 (vrotl@var{m}3): Ditto.
272 (vrotr@var{m}3): Ditto.
274 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
275 (PPERM_INVERT): Ditto.
276 (PPERM_REVERSE): Ditto.
277 (PPERM_REV_INV): Ditto.
281 (PPERM_INV_SIGN): Ditto.
285 * config/i386/sse.md (mulv2di3): Add SSE5 support.
286 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
287 allows a memory operand to be the value being added, and split it
288 to improve vectorization.
289 (sse5_pmacsdqh_mem): Ditto.
290 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
291 (sse5_mulv2div2di3_high): Ditto.
292 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
293 (vec_pack_trunc_v4si): Ditto.
294 (vec_pack_trunc_v2di): Ditto.
295 (sse5_pcmov_<mode>): Remove code that tried to use use
296 andps/andnps instead of pcmov.
297 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
298 pmacsdqh instructions.
299 (vec_widen_smult_lo_v4si): Ditto.
301 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
302 (PPERM_INVERT): Ditto.
303 (PPERM_REVERSE): Ditto.
304 (PPERM_REV_INV): Ditto.
308 (PPERM_INV_SIGN): Ditto.
311 (ix86_expand_sse_movcc): Move the SSE5 test after the if
313 (ix86_expand_int_vcond): If SSE5 generate all possible integer
315 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
316 says ignore whether the last reference is a memory operand.
318 2008-05-14 Michael Meissner <michael.meissner@amd.com>
319 Paolo Bonzini <bonzini at gnu dot org>
321 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
324 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
325 (vlshr<mode>3): Rename from vlshr<mode>3.
326 (vashr<mode>3): Rename from vashr<mode>3.
327 (mulv4sf3): Change the names of vector shift patterns.
331 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
334 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
359 * config/spu/spu.md (v): New iterator macro to add v for vector types.
360 (floatunssidf2_internal): Change vector/vector shift names.
361 (floatunsdidf2_internal): Ditto.
368 (vashl<mode>3): Rename from ashl<mode>3.
369 (vashr<mode>3): Rename from ashr<mode>3.
370 (vlshr<mode>3): Rename from lshr<mode>3.
371 (vrotl<mode>3): Rename from rotl<mode>3.
373 2008-05-14 Michael Meissner <michael.meissner@amd.com>
376 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
377 multiply gives the wrong value when doing widening multiplies.
378 (vec_widen_smult_lo_v4si): Ditto.
380 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
382 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
383 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
384 emit_library_call_value.
385 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
386 * tree.h (ECF_LIBCALL_BLOCK): Removed.
387 * calls.c (initialize_argument_information, precompute_arguments,
388 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
389 (precompute_arguments): Removed flags parameter.
390 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
392 2008-05-14 Richard Guenther <rguenther@suse.de>
394 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
395 Make sure to register the store if the use is a PHI_NODE.
397 2008-05-14 Olivier Hainque <hainque@adacore.com>
399 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
400 memory if the component is to be referenced in BLKmode according
401 to get_inner_reference.
403 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
405 * calls.c (emit_library_call_value_1): Restore code clearing
406 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
408 2008-05-14 Olivier Hainque <hainque@adacore.com>
409 Nicolas Roche <roche@adacore.com>
411 * configure.ac: Add support for a "gcc_subdir" variable in
412 config-lang.in, to denote a subdirectory where the language/GCC
413 integration files are to be found.
414 * configure: Regenerate.
416 2008-05-14 Ira Rosen <irar@il.ibm.com>
418 PR tree-optimization/36098
419 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
420 value for the first load in the group in case of a gap.
421 (vect_build_slp_tree): Check that there are no gaps in loads.
423 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
425 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
426 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
427 expand_copysign_bit, ): Change call to emit_no_conflict_block to
428 emit_insn and remove unneeded code to construct extra args.
429 (emit_no_conflict_block): Removed.
430 * optabls.h: (emit_no_conflict_block): Removed.
431 * cse.c (cse_extended_basic_block): Remove search for
432 REG_NO_CONFLICT note.
433 * global.c: Removed incorrect comment added in revision 117.
434 * expr.c (convert_move): Change call to emit_no_conflict_block to
436 * recog.c: Change comments so that they do not mention
438 * local_alloc.c (combine_regs): Removed last parameter.
439 (no_conflict_p): Removed.
440 (block_alloc): Removed note, no_conflict_combined_regno and set
441 local vars. Removed all code to process REG_NO_CONFLICT blocks.
442 (combine_regs): Removed already_dead and code to look for
443 REG_NO_CONFLICT notes.
444 * lower_subreg (remove_retval_note): Removed code to look for
445 REG_NO_CONFLICT block.
446 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
447 (resolve_clobber): Remove code to process libcalls that have
448 REG_NO_CONFLICT notes.
449 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
451 * combine.c (can_combine_p, distribute_notes): Removed
452 REG_NO_CONFLICT case.
453 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
455 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
456 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
458 * reg-notes.def (NO_CONFLICT): Removed.
460 2008-05-14 David S. Miller <davem@davemloft.net>
462 * config/sparc/sparc.c (sparc_profile_hook): If
463 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
464 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
465 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
467 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
469 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
471 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
474 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
475 and op1 expansion before vector concat to have less live pseudos.
477 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
479 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
480 ix86_expand_vector_set if supported.
482 2008-05-13 Diego Novillo <dnovillo@google.com>
483 Kenneth Zadeck <zadeck@naturalbridge.com>
485 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
487 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
488 phinodes_print_statistics, init_ssanames, fini_ssanames,
489 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
490 release_ssa_name, release_defs, replace_ssa_name_symbol,
491 ssanames_print_statistics): Move ...
492 * tree-flow.h: ... here.
493 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
494 Use FN instead of cfun.
495 (make_ssa_name_fn): Rename from make_ssa_name.
496 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
497 * tree-flow-inline.h (make_ssa_name): Move from
498 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
499 * omp-low.c (expand_omp_parallel):
500 * tree-flow-inline.h (redirect_edge_var_map_result):
501 * tree-ssa.c (init_tree_ssa): Add argument FN.
502 Use it instead of cfun. Update all users.
504 2008-05-13 Tom Tromey <tromey@redhat.com>
506 PR preprocessor/22168:
507 * doc/cpp.texi (Top): Update menu.
508 (Alternatives to Wrapper #ifndef): New node.
509 (Other Directives): Document deprecation.
510 (Obsolete Features): Remove menu.
511 (Assertions): Merge node into Obsolete Features.
512 (Obsolete once-only headers): Move earlier; rename to Alternatives
514 * doc/cppopts.texi: Update.
515 * c.opt (Wdeprecated): Enable for C and ObjC.
516 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
517 (C++ Dialect Options): Move -Wno-deprecated from here to...
518 (Warning Options): ... here.
520 2008-05-13 Richard Guenther <rguenther@suse.de>
523 * fold-const.c (fold_sign_changed_comparison): Do not allow
524 changes in pointer-ness.
526 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
529 * config/sh/sh.c (sh_expand_prologue): Don't clear
530 RTX_FRAME_RELATED_P for push insns.
532 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
534 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
536 2008-05-12 Anatoly Sokolov <aesok@post.ru>
538 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
539 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
540 Use 'machine->is_leaf' instead of 'leaf_func_p'.
542 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
544 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
545 (*vec_concatv4sf_sse): This.
546 (*sse2_concatv2si): Renamed to ...
547 (*vec_concatv2si_sse2): This.
548 (*sse1_concatv2si): Renamed to ...
549 (*vec_concatv2si_sse): This.
550 (*vec_concatv2di_rex): Renamed to ...
551 (*vec_concatv2di_rex64): This.
552 (*vec_concatv2si_sse4_1): New.
553 (*vec_concatv2di_rex64_sse4_1): Likewise.
555 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
557 PR rtl-optimization/36111
558 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
559 that was created for swappable operands.
561 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
564 * Makefile.in: Substitute GNATMAKE and GNATBIND.
565 * configure.ac: Add call to ACX_PROG_GNAT.
567 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
569 * optc-gen.awk: Fix comment typo.
571 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
573 * pretty-print.c (pp_integer_with_precision): Use
574 HOST_LONG_LONG_FORMAT.
576 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
578 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
580 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
582 * config/i386/i386.c (bdesc_ptest): Removed.
583 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
584 (bdesc_args): Add __builtin_ia32_ptestz128,
585 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
586 (ix86_init_mmx_sse_builtins): Updated.
587 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
588 (ix86_expand_builtin): Updated.
590 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
592 * tree-cfg.c (valid_fixed_convert_types_p): New function.
593 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
595 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
597 * value-prof.c (interesting_stringop_to_profile): Do not
598 return early for BUILT_IN_MEMPCPY.
600 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
602 * calls.c (expand_call): Don't use callgraph to increase
603 preferred_stack_boundary.
605 * cgraph.h (cgraph_rtl_info): Use unsigned on
606 preferred_incoming_stack_boundary.
608 * final.c (rest_of_clean_state): Use unsigned on
609 preferred_stack_boundary.
611 2008-05-09 Tom Tromey <tromey@redhat.com>
613 PR preprocessor/22231:
614 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
617 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
619 PR tree-optimization/36129
620 * tree-ssa-ccp.c: Include value-prof.h.
621 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
622 built-in function was folded to a constant.
623 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
625 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
626 Sebastian Pop <sebastian.pop@amd.com>
628 * tree-scalar-evolution.c: Document instantiate_scev.
629 (instantiate_parameters_1): Renamed instantiate_scev_1.
630 Don't use the same loop for instantiation_loop and evolution_loop.
631 (instantiate_scev): New.
632 (instantiate_parameters): Moved...
633 (resolve_mixers): Update call to instantiate_scev_1 to pass the
634 same loop twice. Maintains the semantics for this function.
635 * tree-scalar-evolution.h (instantiate_scev): Declare.
636 (instantiate_parameters): ...here. Now static inline.
637 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
638 instead of resolve_mixers.
640 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
642 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
644 2008-05-09 Tomas Bily <tbily@suse.cz>
646 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
647 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
648 * tree-ssa-structalias.c (get_constraint_for): Likewise.
649 * c-common.c (c_common_truthvalue_conversion): Likewise.
650 * tree-object-size.c (compute_object_offset): Likewise.
651 * tree-inline.c (estimate_num_insns_1): Likewise.
652 * varasm.c (const_hash_1, compare_constant, copy_constant)
653 (compute_reloc_for_constant, output_addressed_constants)
654 (initializer_constant_valid_p): Likewise.
655 * c-omp.c (check_omp_for_incr_expr): Likewise.
656 * gimplify.c (gimplify_expr): Likewise.
657 * c-typeck.c (c_finish_return): Likewise.
658 * tree-vectorizer.c (supportable_widening_operation)
659 (supportable_narrowing_operation): Likewise.
660 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
661 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
662 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
663 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
664 (descr_info_loc): Likewise.
665 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
666 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
667 (fold_unary): Likewise.
668 * builtins.c (get_pointer_alignment): Likewise.
669 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
670 (instantiate_parameters_1): Likewise.
671 * tree.c (expr_align, stabilize_reference): Likewise.
672 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
673 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
674 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
675 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
676 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
677 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
679 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
680 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
681 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
682 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
683 (forward_propagate_comparison)
684 (tree_ssa_forward_propagate_single_use_vars): Likewise.
685 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
686 * emit-rtl.c (component_ref_for_mem_expr)
687 (set_mem_attributes_minus_bitpos): Likewise.
688 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
689 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
691 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
692 (build_function_call, pointer_diff, build_compound_expr)
693 (c_finish_return): Likewise.
694 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
695 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
697 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
698 * expr.c (is_aligning_offset): Likewise.
699 * tree-ssa-alias.c (is_escape_site): Likewise.
700 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
701 (check_all_va_list_escapes): Likewise.
702 * tree-ssa-loop-ivopts.c (determine_base_object)
703 (determine_common_wider_type): Likewise.
704 * dojump.c (do_jump): Likewise.
705 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
706 * tree-gimple.c (is_gimple_cast): Likewise.
707 * fold-const.c (decode_field_reference, )
708 (fold_sign_changed_comparison, fold_unary, fold_comparison)
709 (fold_binary): Likewise.
710 * tree-ssa-alias-warnings.c (find_alias_site_helper)
711 (already_warned_in_frontend_p): Likewise.
712 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
713 * tree.c (really_constant_p, get_unwidened): Likewise.
714 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
715 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
716 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
718 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
720 (CONVERT_EXPR_P): Define.
721 (CASE_CONVERT): Define.
723 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
726 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
727 (delete_unmarked_insns): When deleting a call, call
728 delete_unreachable_blocks.
729 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
730 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
732 2008-05-08 Richard Guenther <rguenther@suse.de>
734 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
735 (-ftree-salias): Likewise.
736 (salias-max-implicit-fields): Remove param documentation.
737 (salias-max-array-elements): Likewise.
738 * tree-pass.h (pass_create_structure_vars): Remove.
739 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
740 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
741 * tree-ssa-alias.c (create_structure_vars): Remove.
742 (gate_structure_vars): Likewise.
743 (pass_create_structure_vars): Likewise.
744 (gate_build_alias): Likewise.
745 (pass_build_alias): Adjust to run always and dump the function.
746 * common.opt (ftree-salias): Hide.
747 * passes.c (init_optimization_passes): Remove
748 pass_create_structure_vars, adjust comment.
749 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
750 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
751 * opts.c (decode_options): Do not set flag_tree_salias.
752 (common_handle_option): Add OPT_ftree_salias to the backward
753 compatibility section.
755 2008-05-08 Richard Guenther <rguenther@suse.de>
757 * tree-flow-inline.h (var_can_have_subvars): Move ...
758 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
759 * tree-flow.h (var_can_have_subvars): Remove.
760 (push_fields_onto_fieldstack): Remove.
761 (sort_fieldstack): Likewise.
762 (struct fieldoff): Move ...
763 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
764 alias_set and base_for_components fields.
765 (sort_fieldstack): Make static.
766 (push_fields_onto_fieldstack): Likewise. Remove code that
767 handles anything but RECORD_TYPEs. Remove alias_set and
768 base_for_components handling.
769 (create_variable_info_for): Adjust.
771 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
773 * common.opt (Wframe-larger-than=): Shorten the help message
775 * doc/invoke.texi (Wframe-larger-than=): Add more description.
777 2008-05-08 Rafael Espindola <espindola@google.com>
779 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
781 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
782 trap and that both operands are gimple values.
783 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
784 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
787 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
789 * read-rtl.c (join_c_conditions): Return the first string if the
790 two strings are equal.
792 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
794 * gensupport.h (pred_data): Add a "num_codes" field.
795 (add_predicate_code): Declare.
796 * gensupport.c (add_predicate_code): New function.
797 (std_pred_table): Add an "allows_const_p" field.
798 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
799 Remove the (incomplete) list of such codes from the codes field.
800 (init_predicate_table): Use add_predicate_code. Add all
801 RTX_CONST_OBJs if allows_const_p is true.
802 * genrecog.c (process_define_predicate): Use add_predicate_code.
804 2008-05-08 David Daney <ddaney@avtrex.com>
805 Richard Sandiford <rsandifo@nildram.co.uk>
807 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
808 special case of constant zero operands.
809 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
810 old and new values. Special case constant zero values.
811 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
813 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
814 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
816 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
819 * simplify-rtx.c (simplify_plus_minus): Create CONST of
820 similar RTX_CONST_OBJ before CONST_INT.
822 2008-05-08 Steve Ellcey <sje@cup.hp.com>
824 * stmt.c (expand_stack_restore): Change sa mode if needed.
826 2008-05-08 Richard Guenther <rguenther@suse.de>
828 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
830 (ix86_sol10_return_in_memory): Likewise.
831 (ix86_i386elf_return_in_memory): Likewise.
832 (ix86_i386interix_return_in_memory): Likewise.
833 * config/i386/i386.c (ix86_return_in_memory): Likewise.
834 (ix86_sol10_return_in_memory): Likewise.
835 (ix86_i386elf_return_in_memory): Likewise.
836 (ix86_i386interix_return_in_memory): Likewise.
838 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
841 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
843 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
844 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
847 2008-05-08 Richard Guenther <rguenther@suse.de>
849 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
850 * tree-data-ref.h (struct dr_alias): Remove subvars field.
851 (DR_SUBVARS): Remove.
852 * tree-dfa.c (dump_subvars_for): Remove.
853 (debug_subvars_for): Likewise.
854 (dump_variable): Do not dump subvars.
855 (remove_referenced_var): Do not remove subvars.
856 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
857 (lookup_subvars_for_var): Remove.
858 (get_subvars_for_var): Likewise.
859 (get_subvars_at): Likewise.
860 (get_first_overlapping_subvar): Likewise.
861 (overlap_subvar): Likewise.
862 * tree-flow.h (subvar_t): Remove.
863 (struct var_ann_d): Remove subvars field.
864 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
865 argument. Remove special handling of SFTs.
866 (compute_tag_properties): Likewise.
867 (set_initial_properties): Likewise.
868 (compute_call_clobbered): Likewise.
869 (count_mem_refs): Likewise.
870 (compute_memory_partitions): Likewise.
871 (compute_flow_insensitive_aliasing): Likewise.
872 (setup_pointers_and_addressables): Likewise.
873 (new_type_alias): Likewise.
874 (struct used_part): Remove.
875 (used_portions): Likewise.
876 (struct used_part_map): Likewise.
877 (used_part_map_eq): Likewise.
878 (used_part_map_hash): Likewise.
879 (free_used_part_map): Likewise.
880 (up_lookup): Likewise.
881 (up_insert): Likewise.
882 (get_or_create_used_part_for): Likewise.
883 (create_sft): Likewise.
884 (create_overlap_variables_for): Likewise.
885 (find_used_portions): Likewise.
886 (create_structure_vars): Likewise.
887 * tree.def (STRUCT_FIELD_TAG): Remove.
888 * tree.h (MTAG_P): Adjust.
889 (struct tree_memory_tag): Remove base_for_components and
890 unpartitionable flags.
891 (struct tree_struct_field_tag): Remove.
892 (SFT_PARENT_VAR): Likewise.
893 (SFT_OFFSET): Likewise.
894 (SFT_SIZE): Likewise.
895 (SFT_NONADDRESSABLE_P): Likewise.
896 (SFT_ALIAS_SET): Likewise.
897 (SFT_UNPARTITIONABLE_P): Likewise.
898 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
899 (union tree_node): Remove sft field.
900 * alias.c (get_alias_set): Remove special handling of SFTs.
901 * print-tree.c (print_node): Remove handling of SFTs.
902 * tree-dump.c (dequeue_and_dump): Likewise.
903 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
904 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
905 * tree-predcom.c (set_alias_info): Do not set subvars.
906 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
907 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
908 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
909 (add_vars_for_offset): Remove.
910 (add_virtual_operand): Remove special handling of SFTs.
911 (add_call_clobber_ops): Likewise.
912 (add_call_read_ops): Likewise.
913 (get_asm_expr_operands): Likewise.
914 (get_modify_stmt_operands): Likewise.
915 (get_expr_operands): Likewise.
916 (add_to_addressable_set): Likewise.
917 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
918 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
919 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
920 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
921 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
922 (tree_node_structure): Likewise.
923 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
925 (find_what_p_points_to): Likewise.
927 2008-05-08 Sa Liu <saliu@de.ibm.com>
929 * config/spu/spu.md: Fixed subti3 pattern.
931 2008-05-08 Richard Guenther <rguenther@suse.de>
934 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
935 sure to create a representative for trailing arrays for PTA.
937 2008-05-08 Richard Guenther <rguenther@suse.de>
940 * fold-const.c (operand_equal_p): Two objects which types
941 differ in pointerness are not equal.
943 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
945 * calls.c (compute_argument_block_size): Add argument tree fndecl.
946 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
947 (emit_library_call_value_1): Add new variable fndecl initialized by
948 NULL_TREE. It should be the decl type of orgfun, but this information
949 seems not to be available here, so it uses the default calling abi.
950 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
951 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
952 by TARGET_RETURN_IN_MEMORY.
953 * config/i386/i386-interix.h: Likewise.
954 * config/i386/i386.h: Likewise.
955 * config/i386/i386elf.h: Likewise.
956 * config/i386/ptx4-i.h: Likewise.
957 * config/i386/sol2-10.h: Likewise.
958 * config/i386/sysv4.h: Likewise.
959 * config/i386/vx-common.h: Likewise.
960 * config/cris/cris.h: Removed #if 0 clause.
961 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
962 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
964 (ix86_sol10_return_in_memory): Likewise.
965 (ix86_i386elf_return_in_memory): New.
966 (ix86_i386interix_return_in_memory): New.
967 * config/mt/mt-protos.h (mt_return_in_memory): New.
968 * config/mt/mt.c: Likewise.
969 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
970 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
971 * config/bfin/bfin.h: Likewise.
972 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
974 * config/bfin/bfin.c: Likewise.
975 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
976 * config/alpha/unicosmk.h: Likewise.
977 * config/i386/cygming.h: Likewise.
978 * config/iq2000/iq2000.h: Likewise.
979 * config/mips/mips.h: Likewise.
980 * config/mn10300/mn10300.h: Likewise.
981 * config/rs6000/rs6000.h: Likewise.
982 * config/score/score.h: Likewise.
983 * config/spu/spu.h: Likewise.
984 * config/v850/v850.h: Likewise.
985 * defaults.h: Likewise.
986 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
987 * expr.c (emit_block_move): Adjust use of
988 OUTGOING_REG_PARM_STACK_SPACE.
989 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
990 OUTGOING_REG_PARM_STACK_SPACE.
991 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
993 2008-05-08 Jakub Jelinek <jakub@redhat.com>
995 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
996 on OMP_RETURN for OMP_FOR.
999 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1000 (fortran_common): New function.
1001 (gen_variable_die): Call fortran_common instead of common_check,
1002 adjust for it returning tree instead of rtx. Formatting.
1004 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1008 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1009 * c-decl.c (merge_decls): Ditto.
1010 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1011 to RTL_CONST_OR_PURE_CALL_P.
1012 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1013 Initialized DECL_LOOPING_CONST_PURE.
1014 (process_call_operands): Set tree_side_effects properly.
1015 * tree.h (TREE_READONLY_DECL_P): Removed.
1016 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1017 (DECL_LOOPING_OR_CONST_P): New macro.
1018 (struct tree_function_decl): Added looping_const_or_pure_p.
1020 (ECF_LOOPING_OR_CONST_P): New macro.
1021 * rtlanal.c (pure_const_p): Removed.
1022 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1023 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1024 to RTL_CONST_CALL_P.
1025 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1026 (check_decl, check_tree, check_call, scan_function): Initialize
1028 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1029 (static_execute): Set looping true for recursive functions.
1030 Undo setting state to IPA_NEITHER for recursive functions.
1032 * ifcvt.c (noce_can_store_speculate_p): Changed
1033 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1034 RTL_CONST_OR_PURE_CALL_P.
1035 * dse.c (scan_insn): Ditto.
1036 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1037 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1038 RTL_CONST_OR_PURE_CALL_P.
1039 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1040 pure_call_p to RTL_CONST_CALL_P.
1041 * gimplify.c (gimplify_call_expr): Clear side effects for
1042 non-looping pure and constant calls.
1043 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1044 (flags_from_decl_or_type): Set ecf flags from decl flags.
1045 (initialize_argument_information): Turn off
1046 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1047 Change const to pure if callee_copies is true rather than just
1049 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1050 way of marking pure calls.
1051 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1052 Remove hack that was supposed to fix pr7335 and remove old
1053 way of marking pure calls.
1054 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1055 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1056 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1057 RTL_CONST_OR_PURE_CALL_P.
1058 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1059 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1060 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1061 * sched-deps.c (schedule_analyze): Ditto.
1062 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1063 return_val field of calls to represent pure and const function info.
1064 (CONST_OR_PURE_CALL_P): Deleted macro.
1065 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1066 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1067 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1069 * tree-optimize.c (execute_fixup_cfg): Added test for
1070 ECF_LOOPING_CONST_OR_PURE.
1071 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1073 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1074 effects for looping pure or const calls.
1075 (verify_gimple_expr): Added verification code.
1076 * config/alpha/alpha.c (alpha_legitimize_address,
1077 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1079 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1080 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1081 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1082 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1083 RTL_CONST_OR_PURE_CALL_P.
1084 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1085 and const calls to be deleted.
1087 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1090 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1091 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1092 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1093 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1094 to handle nonimmediate operands.
1095 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1096 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1097 to handle nonimmediate operands.
1098 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1099 (mmx_pmulhrwv4hi3): New expander. Use
1100 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1101 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1102 (sse2_umulv1siv1di3): New expander. Use
1103 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1104 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1105 (mmx_eq<mode>3): New expander. Use
1106 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1107 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1108 (mmx_uavgv8qi3): New expander. Use
1109 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1110 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1111 (mmx_uavgv4hi3): New expander. Use
1112 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1114 * config/i386/sse.md
1115 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1116 to handle nonimmediate operands.
1117 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1118 to handle nonimmediate operands.
1119 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1120 to handle nonimmediate operands.
1121 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1122 to handle nonimmediate operands.
1123 (sse2_unpckhpd_exp): New expander. Use
1124 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1125 (sse2_unpcklpd_exp): New expander. Use
1126 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1127 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1128 to handle nonimmediate operands.
1129 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1130 to handle nonimmediate operands.
1131 (*sse2_<plusminus_insn><mode>3): Rename from
1132 sse2_<plusminus_insn><mode>3 insn pattern.
1133 (sse2_<plusminus_insn><mode>3): New expander. Use
1134 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1135 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1136 (sse2_umulv2siv2di3): New expander. Use
1137 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1138 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1139 (sse4_1_mulv2siv2di3): New expander. Use
1140 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1141 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1142 (sse2_pmaddwd): New expander. Use
1143 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1144 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1145 (sse2_eq<mode>3): New expander. Use
1146 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1147 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1148 (sse4_1_eqv2di3): New expander. Use
1149 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1150 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1151 (sse2_uavgv16qi3): New expander. Use
1152 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1153 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1154 (sse2_uavgv16qi3): New expander. Use
1155 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1156 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1157 (sse2_uavgv8hi3): New expander. Use
1158 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1159 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1160 (ssse3_pmulhrswv8hi3): New expander. Use
1161 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1162 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1163 (ssse3_pmulhrswv4hi3): New expander. Use
1164 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1166 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1167 (<sse>_vmmul<mode>3): Ditto.
1168 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1170 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1171 (ssse3_pmaddubsw): Ditto.
1173 * config/i386/i386.c (struct_builtin_description)
1174 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1175 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1176 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1177 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1178 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1179 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1180 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1181 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1182 (ix86_fixup_binary_operands): Assert that src1
1183 and src2 must have the same mode when swapped.
1184 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1185 and ix86_binary_operator_ok. Do not force operands in registers
1188 2008-05-07 Jan Hubicka <jh@suse.cz>
1190 * cgraph.c (dump_cgraph_node): Update.
1191 * cgraph.h (cgraph_local_info): Break out inline summary.
1192 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1194 * ipa-inline (inline_summary): New accestor function.
1195 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1196 cgraph_decide_inlining, compute_inline_parameters): Update.
1197 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1199 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1201 Cleanup ColdFire scheduling support and add V4 pipeline model.
1203 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1204 (define_attr cpu): Add cfv4 value.
1205 (define_attr type, define_attr type1): Merge into a single 'type'
1206 attribute. Update all uses.
1207 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1208 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1210 (define_attr opx_mem, define_attr opy_mem): Remove.
1211 (define_attr op_mem): Clean up, update comment.
1212 (define_attr size): Use specific values instead of general int.
1213 (define_attr guess, define_attr split): Remove. Update all uses.
1214 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1215 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1216 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1217 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1218 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1219 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1220 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1221 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1222 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1223 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1224 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1225 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1226 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1227 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1228 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1229 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1230 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1231 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1232 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1233 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1234 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1235 Update or set attributes.
1236 (stack_tie): New fake instruction.
1238 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1239 (m68k_sched_attr_size): Update declaration.
1240 (m68k_sched_attr_type2): Remove.
1241 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1242 Declare new bypass predicates.
1244 * config/m68k/m68k.c (m68k_sched_issue_rate,
1245 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1247 (TARGET_SCHED_ISSUE_RATE,
1248 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1249 (override_options): Handle scheduling for ColdFire V4 core.
1250 (m68k_expand_prologue): Emit stack_tie.
1251 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1252 'OP_TYPE_FPN'. Update all uses.
1253 (sched_guess_p): Remove.
1254 (sched_address_type): Handle symbolic addresses.
1255 (sched_get_operand): New static function.
1256 (sched_operand_type): Merge into sched_attr_op_type.
1257 (sched_attr_op_type): Handle FP registers, handle quick constants,
1259 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1260 (m68k_sched_attr_size): Update. Move logic to ...
1261 (sched_get_attr_size_int): New static function.
1262 (sched_get_opxy_mem_type): New static function.
1263 (m68k_sched_attr_op_mem): Update.
1264 (m68k_sched_attr_type2): Remove.
1265 (sched_cfv4_bypass_data): New static variable.
1266 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1267 (m68k_sched_issue_rate): Implement scheduler hook.
1268 (struct _sched_ib: enabled_p): New field.
1269 (m68k_sched_variable_issue): Update. Handle V4.
1270 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1271 sched_dump_class_func_t, sched_dump_split_class,
1272 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1273 sched_dump_dfa_class, m68k_sched_dump): Remove.
1274 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1276 (m68k_sched_init_global): Remove statisctics dumping, introduce
1277 sanity check that all instructions have pipeline reservations. Handle
1279 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1280 Handle ColdFire V4 core.
1281 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1282 New static functions.
1283 (m68k_sched_address_bypass_p): New bypass predicate.
1284 (sched_get_indexed_address_scale): New static function.
1285 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1287 * cf.md: Update comments.
1288 (define_attr type2): Remove. Use 'type' attribute instead.
1290 (cf_ib): Rename to cfv123_ib. Update all uses.
1291 (cf_oep): Rename to cfv123_oep. Update all uses.
1292 (cf_chr): Rename to cfv123_chr. Update all uses.
1293 (cf_mem): Rename to cfv123_mem. Update all uses.
1294 (cf_mac): Move to more appropriate place.
1295 (cfv123_guess): New automaton and cpu_unit.
1296 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1297 Update uses of 'size' attribute. Handle before reload scheduling.
1298 (cfv123_guess): New dummy reservation for unhandled instructions.
1299 (cfv4_*): Pipeline description of ColdFire V4 core.
1300 (ignore): New reservation to handle 'ignore' type.
1302 2008-05-07 Ian Lance Taylor <iant@google.com>
1305 * gimplify.c (find_single_pointer_decl_1): Don't look through
1307 (find_single_pointer_decl): Adjust comments.
1309 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1312 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1313 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1316 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1317 integral type rather than floating point, then VIEW_CONVERT_EXPR
1318 to the floating point type.
1320 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1322 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1323 TFmode op0 to register.
1325 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1327 * c-decl.c (grokdeclarator): Comment typo.
1329 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1331 * tree-flow.h: Remove prototype for computed_goto_p.
1332 * tree-cfg.c (computed_goto_p): Make static.
1334 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1337 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1338 (contains_aligned_value_p): This. Handle _Decimal128.
1339 (ix86_function_arg_boundary): Only align _Decimal128 to its
1340 natural boundary and handle it properly.
1342 2008-05-06 Martin Jambor <mjambor@suse.cz>
1344 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1345 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1346 (ipcp_method_set_orig_node): Removed.
1347 (ipcp_cval_get_cvalue_type): Removed.
1348 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1349 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1350 (ipcp_cval_set_cvalue_type): Removed.
1351 (ipcp_cval_get_cvalue): Removed.
1352 (ipcp_cval_set_cvalue): Removed.
1353 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1354 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1355 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1356 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1357 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1358 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1359 (ipcp_get_ith_lattice): Changed parameters.
1360 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1361 (ipcp_lattice_from_jfunc): Changed parameters.
1362 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1363 (ipcp_method_cval_print): Added temporary variable info.
1364 (ipcp_redirect): Removed already unused local variable caller.
1365 (ipcp_redirect): New temporary variable orig_callee_info
1366 (ipcp_redirect): Removed newly unused local variable callee.
1367 (ipcp_redirect): Removed (a bit confusing) local variable type.
1368 (ipcp_insert_stage): Added local variable info.
1369 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1371 (ipcp_formal_create): Removed.
1372 (ipcp_method_cval_set): Removed.
1373 (ipcp_propagate_stage): Renamed lattice variables.
1374 (ipcp_method_cval_set_cvalue_type): Removed.
1375 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1376 (ipcp_print_all_lattices): Changed printed strings to refer to
1377 lattices rather than cvals.
1378 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1379 (ipcp_propagate_const): Changed formal parameters.
1380 (build_const_val): Changed formal parameters.
1381 (ipcp_insert_stage): Removed useless variable cvalue
1382 (build_const_val): Changed formal parameters.
1383 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1384 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1385 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1386 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1387 (ipcp_print_func_profile_counts): Changed string from "method" to
1389 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1390 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1391 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1392 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1393 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1394 (ipcp_lat_is_const): Changed parameters and made inline.
1395 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1396 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1397 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1398 the predicate condition directly
1399 (ipcp_propagate_stage): Added local variable args. Removed local
1400 variable callee. (Both are mere code simplifications.)
1401 (ipcp_method_dont_insert_const): Renamed to
1402 ipcp_node_not_modifiable_p.
1403 (ipcp_node_not_modifiable_p): Made inline.
1404 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1405 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1406 (ipcp_print_all_lattices): Removed variable cvalue
1407 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1410 2008-05-06 Olivier Hainque <hainque@adacore.com>
1412 * tree-sra.c (try_instantiate_multiple_fields): Early return
1413 if field has POINTER_TYPE.
1415 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1417 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1418 by using 'q' specifier for instruction.
1419 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1421 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1423 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1424 Change mode of zero_extract from QImode to HImode.
1425 (sign bit tests peepholes): (Ditto.).
1427 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1429 * config/i386/mmx.md: Remove double backslashes from asm templates.
1430 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1431 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1432 to handle nonimmediate operands.
1433 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1434 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1435 to handle nonimmediate operands.
1436 (*mmx_<code>v2sf3_finite): New insn pattern.
1437 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
1438 (mmx_<code>v2sf3): New expander. Use
1439 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1440 (mmx_<plusminus_insn><mode>3): New expander. Use
1441 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1442 (*mmx_<plusminus_insn><mode>3): New insn pattern.
1443 (mmx_add<mode>3): Removed.
1444 (mmx_ssadd<mode>3): Ditto.
1445 (mmx_usadd<mode>3): Ditto.
1446 (mmx_sub<mode>3): Ditto.
1447 (mmx_sssub<mode>3): Ditto.
1448 (mmx_ussub<mode>3): Ditto.
1449 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
1450 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
1451 to handle nonimmediate operands.
1452 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
1454 (mmx_smulv4hi3_highpart): New expander. Use
1455 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1456 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
1458 (mmx_umulv4hi3_highpart): New expander. Use
1459 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1460 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
1461 (mmx_<code>v4hi3): New expander. Use
1462 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1463 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
1464 (mmx_<code>v8qi3): New expander. Use
1465 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1466 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1467 (mmx_<code><mode>3): New expander. Use
1468 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1470 2008-05-05 Jan Hubicka <jh@suse.cz>
1472 PR tree-optimization/36118
1473 * passes.c (pass_init_dump_file): Fix dump header.
1475 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1478 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1479 VCE for function decls.
1481 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1483 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1485 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1487 * config/i386/i386.md (sat_plusminus): New.
1488 (plusminus_insn): Likewise.
1489 (plusminus_mnemonic): Likewise.
1491 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1492 (*<addsub><mode>3_cc_overflow): Renamed to ...
1493 (*<plusminus_insn><mode>3_cc_overflow): This.
1494 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1495 (*<plusminus_insn>si3_zext_cc_overflow): This.
1497 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1498 (<plusminus_insn><mode>3): This.
1499 (*<addsub><mode>3): Renamed to ...
1500 (*<plusminus_insn><mode>3): This.
1501 (<sse>_vm<addsub><mode>3): Renamed to ...
1502 (<sse>_vm<plusminus_insn><mode>3): This.
1503 (sse3_h<addsub>v4sf3): Renamed to ...
1504 (sse3_h<plusminus_insn>v4sf3): This.
1505 (sse3_h<addsub>v2df3): Renamed to ...
1506 (sse3_h<plusminus_insn>v2df3): This.
1507 (<plusminus_insn><mode>3): New.
1508 (*<plusminus_insn><mode>3): Likewise.
1509 (sse2_<plusminus_insn><mode>3): Likewise.
1510 (add<mode>): Removed.
1511 (*add<mode>3): Likewise.
1512 (sse2_ssadd<mode>3): Likewise.
1513 (sse2_usadd<mode>3): Likewise.
1514 (sub<mode>3): Likewise.
1515 (*sub<mode>3): Likewise.
1516 (sse2_sssub<mode>3): Likewise.
1517 (sse2_ussub<mode>3): Likewise.
1519 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1521 * gthr-single.h: Add in required interface elements as per gthr.h.
1522 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1523 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1524 Generalize UNUSED macro.
1525 (__gthread_once): Add.
1526 (__gthread_key_create): Add.
1527 (__gthread_key_delete): Add.
1528 (__gthread_getspecific): Add.
1529 (__gthread_setspecific): Add.
1531 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1533 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1534 the same size types for the indirect reference on the rhs, then
1537 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1539 * config/i386/i386.md
1540 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1541 one insn template instead of template series.
1542 (*xordi_1_rex64): Ditto.
1543 (*xordi_2_rex64): Ditto.
1545 2008-05-05 Ira Rosen <irar@il.ibm.com>
1547 PR tree-optimization/36119
1548 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1551 2008-06-04 Jan Hubicka <jh@suse.cz>
1553 tree-optimization/36100
1554 * tree-pass.h (pass_O0_always_inline): Declare.
1555 * ipa-inline.c (inline_transform): Remove dead code.
1556 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1557 pass_O0_always_inline): New.
1558 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1560 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1562 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1563 mnemonic in this_param move for TARGET_64BIT.
1565 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1567 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1568 (*strmovsi_rex_1): Ditto.
1569 (*strsetsi_1): Ditto.
1570 (*strsetsi_rex_1): Ditto.
1572 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1573 adddicc expanders using SWI mode iterator.
1575 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1578 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1581 2008-05-04 David S. Miller <davem@davemloft.net>
1583 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1584 (sparc*-*-linux*): Use linux.h in tm_file.
1585 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1586 compiler defaulting to 32-bit.
1587 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1589 * config/sparc/linux.h: Remove definitions now obtained
1590 properly from linux.h
1591 * config/sparc/linux64.h: Likewise.
1592 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1593 don't want this setting for 32-bit builds in a biarch compiler.
1594 * doc/install.texi: Add sparc-linux to list of targets
1595 supporting --enable-targets=all.
1597 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1599 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1601 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1603 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1604 after V4SI_FTYPE_V8HI.
1605 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1606 case V4SI_FTYPE_V2DF.
1608 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1610 * doc/invoke.texi (max-flow-memory-locations): Removed.
1611 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1613 2008-05-03 Richard Guenther <rguenther@suse.de>
1616 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1618 2008-05-02 David S. Miller <davem@davemloft.net>
1620 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1622 2008-05-02 Simon Baldwin <simonb@google.com>
1625 * c-common.h (warn_array_subscript_range): Removed.
1626 * c-common.c (warn_array_subscript_range): Ditto.
1627 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1628 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1630 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1632 * config/i386/i386.c (ix86_special_builtin_type): New.
1633 (bdesc_special_args): Likewise.
1634 (ix86_expand_special_args_builtin): Likewise.
1635 (ix86_init_mmx_sse_builtins): Updated.
1636 (ix86_expand_builtin): Updated.
1637 (ix86_expand_store_builtin): Removed.
1638 (ix86_expand_unop_builtin): Likewise.
1640 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1641 * config/i386/mmintrin.h (__v2sf): Here.
1643 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1645 (_mm_loadl_pi): Likewise.
1646 (_mm_storeh_pi): Replace __v2si with __v2sf.
1647 (_mm_storel_pi): Likewise.
1649 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1650 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1651 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1652 __builtin_ia32_loadlpd.
1654 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1656 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1657 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1658 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1659 (ix86_init_mmx_sse_builtins): Updated.
1660 (ix86_expand_args_builtin): Likewise.
1661 (ix86_expand_builtin): Likewise.
1662 (ix86_expand_unop1_builtin): Renamed to ...
1663 (ix86_expand_unop_vec_merge_builtin): This.
1665 2008-05-01 Jan Hubicka <jh@suse.cz>
1668 * ipa-inline.c (inline_generate_summary): Make static.
1669 (inline_transform): Do not call inlining at -O0; make static.
1670 * passes.c (execute_todo): Add sanity check.
1671 (execute_one_ipa_transform_pass): Execute proper flags.
1673 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1675 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1676 (DECL_NONADDRESSABLE_P): Likewise.
1677 * alias.c (record_component_aliases): Fix comment.
1679 2008-05-01 Simon Baldwin <simonb@google.com>
1681 * c-common.h (warn_array_subscript_range): New function.
1682 * c-common.c (warn_array_subscript_range): Ditto.
1683 * tree-vrp.c (check_array_ref): Corrected code to agree with
1684 comment, ignoring only arrays of size 0 or size 1.
1685 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1687 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1689 * config/i386/i386.c (ix86_builtin_type): Replace
1690 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1691 (bdesc_args): Updated.
1692 (ix86_init_mmx_sse_builtins): Likewise.
1693 (ix86_expand_args_builtin): Likewise.
1695 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1698 * doc/extend.texi: Correct __builtin_ia32_palignr.
1700 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1703 * config/i386/i386.c (bdesc_crc32): Removed.
1704 (ix86_expand_crc32): Likewise.
1705 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1706 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1707 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1708 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1709 UINT_FTYPE_UINT_UCHAR.
1710 (bdesc_args): Updated. Add crc32 builtins.
1711 (ix86_init_mmx_sse_builtins): Updated.
1712 (ix86_expand_args_builtin): Updated to support subreg.
1714 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1716 2008-05-01 Jan Hubicka <jh@suse.cz>
1718 * tree-pass.h (opt_pass): Add IPA_PASS.
1719 (varpool_node, cgraph_node): Forward declare.
1720 (ipa_opt_pass): Define.
1721 (pass_ipa_inline): Turn into ipa_opt_pass.
1722 (pass_apply_inline): Remove.
1723 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1724 (apply_inline): Turn into ....
1725 (inline_transform): ... this one.
1726 (inline_generate_summary): New function.
1727 (pass_apply_inline): Remove.
1728 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1730 (struct function): Add ipa_transforms_to_apply.
1731 * passes.c (register_one_dump_file): Work on IPA_PASS.
1732 (init_optimization_passes): Remove pass_inline_parameters and
1734 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1735 (execute_one_pass) ... here; apply transforms when possible.
1736 (add_ipa_transform_pass, execute_ipa_summary_asses,
1737 execute_one_ipa_transform_pass): New.
1738 (execute_ipa_pass_list): Update for IPA_PASS type.
1740 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1742 * config/i386/i386.c (ix86_builtin_type): Add
1743 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1744 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1745 (bdesc_args): Add SSE4a builtins.
1746 (ix86_init_mmx_sse_builtins): Updated.
1747 (ix86_expand_args_builtin): Likewise.
1748 (ix86_expand_builtin): Likewise.
1750 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1752 * config/i386/i386.c (ix86_builtin_type): Add
1753 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1754 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1755 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1756 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1757 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1758 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1759 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1760 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1761 and DI_FTYPE_DI_DI_INT.
1762 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1763 (ix86_init_mmx_sse_builtins): Updated.
1764 (ix86_expand_args_builtin): Likewise.
1765 (ix86_expand_builtin): Likewise.
1766 (ix86_expand_binop_imm_builtin): Removed.
1768 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1770 2008-04-30 Richard Guenther <rguenther@suse.de>
1772 PR tree-optimization/32921
1773 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1775 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1777 * config/arm/arm.c (arm_unwind_emit): Use
1778 crtl->all_throwers_are_sibcalls instead of
1779 cfun->all_throwers_are_sibcalls.
1780 (arm_output_fn_unwind): Likewise.
1781 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1782 instead of cfun->uses_pic_offset_table.
1783 (frv_expand_prologue): Likewise.
1784 (frv_frame_pointer_required): Likewise.
1785 (frv_expand_fdpic_call): Likewise.
1786 (frv_emit_movsi): Likewise.
1787 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1788 cfun->returns_pcc_struct instead of
1789 current_function_returns_pcc_struct.
1790 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1791 instead of cfun->calls_eh_return.
1792 (m32c_pushm_popm): Likewise.
1793 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1794 "extern" declaration.
1796 2008-04-30 Richard Guenther <rguenther@suse.de>
1798 PR tree-optimization/21636
1799 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1801 (evaluate_stmt): Print the likely value.
1802 (ccp_visit_stmt): Avoid excessive vertical spacing.
1804 2008-04-30 Rafael Espindola <espindola@google.com>
1806 * builtins.c (fold_call_expr): Return realret.
1807 * tree-ssa-threadedge.c
1808 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1809 __builtin_object_size.
1811 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1813 * gcc.c (wrapper_string): New variable.
1814 (insert_wrapper): New function.
1815 (execute): New option -wrapper.
1816 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1818 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1820 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1821 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1822 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1824 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1825 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1826 config/rs6000/e500crtres64gprctr.asm,
1827 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1828 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1829 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1830 config/rs6000/e500crtsav64gprctr.asm,
1831 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1832 config/rs6000/e500crtsavg64gprctr.asm: New files.
1833 * config/rs6000/t-ppccomm: Add build rules for new files.
1834 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1835 * config/rs6000/t-netbsd: Add build rules for new files.
1836 (LIB2FUNCS_STATIC_EXTRA): New variable.
1837 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1838 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1839 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1841 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1843 * config/i386/i386.c (ix86_builtin_type): Add
1844 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1845 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1846 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1847 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1848 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1849 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1850 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1851 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1852 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1853 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1854 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1855 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1856 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1857 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1858 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1859 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1860 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1861 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1862 V1DI_FTYPE_V2SI_V2SI.
1863 (bdesc_2arg): Moved to ...
1865 (ix86_init_mmx_sse_builtins): Updated.
1866 (ix86_expand_args_builtin): Updated. Take a pointer
1867 to const struct builtin_description. Handle comparison
1869 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1870 (ix86_expand_builtin): Updated.
1872 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1873 (ssse3_pmaddubsw128): This.
1874 (ssse3_pmaddubswv4hi3): Renamed to ...
1875 (ssse3_pmaddubsw): This.
1877 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1878 (__builtin_ia32_packssdw128): Likewise.
1879 (__builtin_ia32_packuswb128): Likewise.
1880 (__builtin_ia32_pmaddubsw): Likewise.
1881 (__builtin_ia32_pmaddubsw128): Likewise.
1883 2008-04-30 Richard Guenther <rguenther@suse.de>
1885 PR tree-optimization/14847
1886 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1887 (recognize_bits_test): Use it.
1888 (recognize_single_bit_test): Likewise.
1890 2008-04-30 Martin Jambor <mjambor@suse.cz>
1892 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1893 instead of setting number of formal parameters to zero.
1894 (ipcp_init_stage): Do not set the number of actual parameters to zero
1896 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1897 which are called with variable number of arguments.
1898 (ipcp_insert_stage): Explicitely skipping all nodes which are
1899 called with variable number of arguments.
1900 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1901 number of parameters.
1903 * ipa-prop.h (struct ipa_node_params): Added flag
1904 called_with_var_arguments
1905 (ipa_set_param_count): Added. Changed sole setter to use it.
1906 (ipa_get_param_count): Added. All readers of param_count
1907 converted to use it instead.
1908 (ipa_set_called_with_variable_arg): Added.
1909 (ipa_is_called_with_var_arguments): Added.
1910 (ipa_get_ith_param): Added. All readers of param_decls converted
1912 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1914 (ipa_get_cs_argument_count): Added, all readers of argument_count
1916 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1919 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1920 (struct ipcp_lattice): Renamed cval_type to type
1921 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1923 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1924 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1925 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1926 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1927 (build_const_val): Changed the type of parameter cvalue to tree
1928 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1929 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1931 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1934 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1935 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1936 (ipa_add_method): Renamed to ipa_push_func_to_list
1937 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1938 (ipa_callsite_param_count): Removed.
1939 (ipa_callsite_param_count_set): Removed.
1940 (ipa_callsite_param): Removed.
1941 (ipa_callsite_callee): Removed.
1942 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1943 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1944 (ipa_method_formal_count): Removed.
1945 (ipa_method_formal_count_set): Removed.
1946 (ipa_method_get_tree): Removed.
1947 (ipa_method_tree_map_create): Removed.
1948 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1949 (ipa_create_param_decls_array): Creates the array itself
1950 (ipa_create_param_decls_array): Temporary variable info instead of
1952 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1953 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1954 (get_type): Removed.
1955 (ipa_jf_get_info_type): Removed.
1956 (ipa_node_create): Renamed to ipa_create_node_params
1957 (ipa_free): Renamed to ipa_free_all_node_params
1958 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1959 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1960 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1961 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1962 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1963 ipa_free_all_edge_args
1964 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1965 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1966 (ipa_create_methodlist_node): Removed.
1967 (ipa_methodlist_method): Removed.
1968 (ipa_methodlist_method_set): Removed.
1969 (ipa_methodlist_next_method): Removed.
1970 (ipa_methodlist_next_method_set): Removed.
1971 (ipa_method_is_modified): Removed.
1972 (ipa_method_modify_create): Removed.
1973 (ipa_method_modify_init): Temporary variable info instead of a few
1975 (ipa_detect_param_modifications): Temporary variable info instead of
1977 (ipa_compute_jump_functions): Temporary variable info instead of
1979 (ipa_method_modify_set): Removed.
1980 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1981 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1982 than craph_node as the first parameter.
1983 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1984 (ipa_method_modify_init): Removed.
1985 (ipa_compute_jump_functions): Added a temp variable instead of
1986 repeatadly dereferencing the cgraph_edge.aux pointer
1987 (ipa_callsite_param_set_type): Removed.
1988 (ipa_compute_jump_functions): i renamed to index and moved to
1990 (ipa_callsite_param_set_info_type_formal): Removed.
1991 (ipa_callsite_param_set_info_type): Removed.
1992 (ipa_callsite_param_map_create): Removed.
1993 (ipa_callsite_tree): Removed.
1994 (ipa_callsite_caller): Removed.
1995 (ipa_pop_func_from_list): return_method removed to return_func
1997 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1998 prefixed all values with IPA_. Changed all users.
1999 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2000 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2001 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2002 (union parameter_info): Renamed to jump_func_value.
2003 (union jump_func_value): Renamed value to constant
2004 (struct ipa_jump_func): Renamed info_type to value
2005 (struct ipa_node): Renamed to ipa_node_params
2006 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2007 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2008 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2009 (struct ipa_edge): Renamed to ipa_edge_args
2010 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2011 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2012 (struct ipa_methodlist): Renamed to ipa_func_list
2013 (struct ipa_func_list): method_p renamed to node, next_method
2015 (ipa_methodlist_p): Removed, switched all users to struct pointer
2016 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2018 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2020 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2021 (rs6000_emit_epilogue): Use backchain to restore only when we
2022 have a large frame. Make use of frame pointer to restore if we
2023 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2025 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2027 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2028 Add mode to zero_extract.
2029 (sign bit tests peepholes): (Ditto.).
2031 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2033 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2034 Instructions in comments with SSE3.
2035 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2036 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2037 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2038 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2039 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2040 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2041 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2042 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2043 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2044 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2045 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2046 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2047 (bdesc_sse_args): Renamed to ...
2048 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2049 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2050 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2052 (bdesc_1arg): Moved to ...
2054 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2055 Instructions in comments with SSE3.
2056 (ix86_expand_sse_operands_builtin): Renamed to ...
2057 (ix86_expand_args_builtin): This. Updated.
2058 (ix86_expand_unop1_builtin): Update comments.
2059 (ix86_expand_builtin): Updated.
2061 2008-04-29 Richard Guenther <rguenther@suse.de>
2063 PR tree-optimization/36078
2064 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2065 Update virtual SSA form after cleaning up the CFG.
2067 2008-04-29 Richard Guenther <rguenther@suse.de>
2070 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2072 2008-04-29 Richard Guenther <rguenther@suse.de>
2074 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2075 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2076 (compute_flow_insensitive_aliasing): Do not treat
2077 PTR_IS_REF_ALL pointers special.
2078 (get_smt_for): Likewise.
2079 (may_alias_p): Re-structure.
2080 (is_escape_site): A ref-all pointer conversion is not an escape site.
2081 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2082 PTR_IS_REF_ALL pointers special.
2083 * tree-ssa-structalias.h (struct alias_info): Remove
2084 ref_all_symbol_mem_tag field.
2085 (PTR_IS_REF_ALL): Remove.
2087 2008-04-29 Richard Guenther <rguenther@suse.de>
2090 * fold-const.c (extract_muldiv_1): In combining division constants
2091 make sure to never overflow.
2093 2008-04-29 Nick Clifton <nickc@redhat.com>
2095 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2097 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2100 * optc-gen.awk: Work around HP-UX/IA awk bug.
2102 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2104 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2107 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2110 * config/i386/i386.md
2111 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2112 Change operand 1 predicate to nonimmediate_operand.
2114 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2117 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2119 * gengtype.c (walk_type, write_func_for_structure): Handle
2121 * doc/gty.texi: Document chain_circular.
2123 2008-04-28 Richard Guenther <rguenther@suse.de>
2125 PR tree-optimization/36066
2126 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2129 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2132 * config/i386/i386.md
2133 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2134 Use match_scratch instead of match_operand for operands 3 and 4.
2136 2008-04-27 Richard Guenther <rguenther@suse.de>
2138 PR tree-optimization/18754
2139 PR tree-optimization/34223
2140 * tree-pass.h (pass_complete_unrolli): Declare.
2141 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2142 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2143 Rewrite loop into loop closed SSA form if it is not already.
2144 (tree_unroll_loops_completely): Re-structure to iterate over
2145 innermost loops with intermediate CFG cleanups.
2146 Unroll outermost loops only if requested or the code does not grow
2148 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2149 loops are available.
2150 (tree_vectorize): Instead do so here.
2151 (tree_complete_unroll): Also unroll outermost loops.
2152 (tree_complete_unroll_inner): New function.
2153 (gate_tree_complete_unroll_inner): Likewise.
2154 (pass_complete_unrolli): New pass.
2155 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2156 uses outside of the loop.
2157 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2158 form if it is available.
2159 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2160 * passes.c (init_optimization_passes): Schedule complete inner
2161 loop unrolling pass before the first CCP pass after final inlining.
2163 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2165 * targhooks.h (default_emutls_var_fields,
2166 default_emutls_var_init): Declare.
2167 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2168 * target.h (struct gcc_target): Add struct emutls member.
2169 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2170 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2171 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2172 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2173 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2174 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2175 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2176 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2177 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2178 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2179 emit debug information.
2180 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2181 * varasm.c: Include targhooks.h.
2182 (emutls_object_section, emutls_tmpl_section): New.
2183 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2184 (EMUTLS_SEPARATOR): New.
2186 (get_emutls_object_name): New.
2187 (default_emutls_var_fields): New, broken out of ...
2188 (get_emutls_object_type): ... here. Adjust to use target hooks.
2189 (get_emutls_init_templ_addr): Adjust to use target hooks.
2190 (emutls_decl): Adjust to use target hooks.
2191 (emutls_finish): Likewise.
2192 (default_emutls_var_init): New, broken out of ...
2193 (assemble_variable): ... here. Adjust to use target hooks.
2194 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2196 * c-common.c (handle_section_attribute): Prevent overriding
2197 sections for emulated tls with special sections.
2198 * config/i386/i386.c (x86_64_elf_select_section): Add
2199 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2200 (x86_64_elf_unique_section): Likewise.
2201 * config/vxworks.c: Include tree.h.
2202 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2203 (vxworks_override_options): Set TLS scheme.
2204 * doc/tm.texi (Emulated TLS): New node.
2206 2008-04-26 Simon Baldwin <simonb@google.com>
2209 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2210 with propagated string constants.
2212 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2214 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2215 constraint for operand 2 when operand 0 is memory operand.
2216 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2217 operand 0 is memory operand.
2218 (fix_trunc<mode>_i387_with_temp): Ditto.
2219 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2220 operand 2 when operand 1 is memory operand.
2221 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2222 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2223 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2224 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2225 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2226 operands 2,3 and 4 when operand 1 is memory operand.
2227 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2229 (fistdi2_floor_with_temp): Ditto.
2230 (fist<mode>2_floor_with_temp): Ditto.
2231 (fistdi2_ceil_with_temp): Ditto.
2232 (fist<mode>2_ceil_with_temp): Ditto.
2233 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2235 2008-04-26 David Daney <ddaney@avtrex.com>
2237 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2239 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2240 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2241 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2242 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2243 (compare_and_swap_12): New insn.
2244 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2245 * config/mips/mips.c (mips_force_binary): New function.
2246 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2247 (mips_expand_compare_and_swap_12): New function.
2248 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2250 2008-04-25 Jan Hubicka <jh@suse.cz>
2253 * cfgexpand.c (pass_expand): Turn into RTL pass.
2254 * passes.c (execute_one_pass): Do pass typechecking after execution.
2255 * tree-pass.h (pass_expand): Turn into RTL pass.
2257 * function.h (struct rtl_data): Move here fields
2258 accesses_prior_frames, calls_eh_return, saves_all_registers,
2259 has_nonlocal_goto, has_asm_statement, is_thunk,
2260 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2261 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2262 arg_pointer_save_area_init from struct function; turn into bool.
2263 (struct function): Move
2264 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2265 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2266 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2267 tail_call_emit, arg_pointer_save_area_init
2268 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2269 (current_function_returns_struct, current_function_returns_pcc_struct,
2270 current_function_calls_setjmp, current_function_calls_alloca,
2271 current_function_accesses_prior_frames,
2272 current_function_calls_eh_return, current_function_is_thunk,
2273 current_function_stdarg, current_function_profile,
2274 current_function_limit_stack, current_function_uses_pic_offset_table,
2275 current_function_uses_const_pool, current_function_has_nonlocal_label,
2276 current_function_saves_all_registers,
2277 current_function_has_nonlocal_goto,
2278 current_function_has_asm_statement): Remove accesor macros.
2279 * ra-conflict.c (global_conflicts): Update.
2280 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2281 (suitable_for_tail_call_opt_p): Update.
2282 * builtins.c (expand_builtin_return_addr): Update.
2283 (expand_builtin_setjmp_setup): Update.
2284 (expand_builtin_nonlocal_goto): Update.
2285 * final.c (final_start_function): Update.
2286 (profile_function): Update.
2287 (leaf_function_p): Update.
2288 (only_leaf_regs_used): Update.
2289 * df-scan.c (df_get_exit_block_use_set): Update.
2290 * dojump.c (clear_pending_stack_adjust): Update.
2291 * tree-stdarg.c (gate_optimize_stdarg): Update.
2292 * gimple-low.c (lower_function_body): Update.
2293 * global.c (compute_regsets): Update.
2294 (global_alloc): Update.
2295 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2296 * expr.c (expand_assignment): Update.
2297 * dse.c (dse_step0): Update.
2298 (dse_step1): Update.
2299 * c-decl.c (store_parm_decls): Update.
2300 * local-alloc.c (combine_regs): Update.
2301 (find_free_reg): Update.
2302 * function.c (assign_parms_augmented_arg_list): Update.
2303 (assign_parm_find_data_types): Update.
2304 (assign_parms): Update.
2305 (allocate_struct_function): Update.
2306 (expand_function_start): Update.
2307 (expand_function_end): Update.
2308 (get_arg_pointer_save_area): Update.
2309 (thread_prologue_and_epilogue_insns): Update.
2310 (rest_of_match_asm_constraints): Update.
2311 * stor-layout.c (variable_size): Update.
2312 * gcse.c (gcse_main): Update.
2313 (bypass_jumps): Update.
2314 * gimplify.c (gimplify_function_tree): Update.
2315 * calls.c (emit_call_1): Update.
2316 (expand_call): Update.
2317 * bt-load.c (compute_defs_uses_and_gen): Update.
2318 * except.c (sjlj_assign_call_site_values): Update.
2319 (sjlj_emit_function_enter): Update.
2320 (can_throw_external): Update.
2321 (set_nothrow_function_flags): Update.
2322 (expand_builtin_unwind_init): Update.
2323 (expand_eh_return): Update.
2324 (convert_to_eh_region_ranges): Update.
2325 (output_function_exception_table): Update.
2326 * emit-rtl.c (gen_tmp_stack_mem): Update.
2327 * cfgexpand.c (expand_used_vars): Update.
2328 (tree_expand_cfg): Update.
2329 * cfgcleanup.c (rest_of_handle_jump): Update.
2330 * explow.c (allocate_dynamic_stack_space): Update.
2331 * varasm.c (assemble_start_function): Update.
2332 (force_const_mem): Update.
2333 (mark_constant_pool): Update.
2334 * tree-optimize.c (tree_rest_of_compilation): Update.
2335 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2336 * tree-cfg.c (notice_special_calls): Update.
2337 (is_ctrl_altering_stmt): Update.
2338 (tree_can_make_abnormal_goto): Update.
2339 (tree_purge_dead_abnormal_call_edges): Update.
2340 * config/alpha/predicates.md: Update.
2341 * config/alpha/alpha.c (alpha_sa_mask): Update.
2342 (alpha_sa_size): Update.
2343 (alpha_does_function_need_gp): Update.
2344 (alpha_expand_prologue): Update.
2345 (alpha_start_function): Update.
2346 (alpha_output_function_end_prologue): Update.
2347 (alpha_expand_epilogue): Update.
2348 * config/frv/frv.c (frv_stack_info): Update.
2349 (frv_expand_epilogue): Update.
2350 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2351 (s390_register_info): Update.
2352 (s390_frame_info): Update.
2353 (s390_init_frame_layout): Update.
2354 (s390_can_eliminate): Update.
2355 (save_gprs): Update.
2356 * config/spu/spu.c (spu_split_immediate): Update.
2357 (need_to_save_reg): Update.
2358 (spu_expand_prologue): Update.
2359 (spu_expand_epilogue): Update.
2360 * config/sparc/sparc.md: Update.
2361 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2362 (sparc_tls_got): Update.
2363 (legitimize_pic_address): Update.
2364 (sparc_emit_call_insn): Update.
2365 (sparc_expand_prologue): Update.
2366 (output_return): Update.
2367 (print_operand): Update.
2368 (sparc_function_ok_for_sibcall): Update.
2369 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2370 * config/m32r/m32r.md: Update.
2371 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2372 (m32r_compute_frame_size): Update.
2373 (m32r_expand_prologue): Update.
2374 (m32r_expand_epilogue): Update.
2375 (m32r_legitimize_pic_address): Update.
2376 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2377 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2378 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2380 (ix86_save_reg): Update.
2381 (ix86_compute_frame_layout): Update.
2382 (ix86_expand_prologue): Update.
2383 (ix86_expand_epilogue): Update.
2384 * config/sh/sh.c (output_stack_adjust): Update.
2385 (calc_live_regs): Update.
2386 (sh5_schedule_saves): Update.
2387 (sh_expand_prologue): Update.
2388 (sh_expand_epilogue): Update.
2389 (sh_setup_incoming_varargs): Update.
2390 (sh_allocate_initial_value): Update.
2391 (sh_get_pr_initial_val): Update.
2392 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2393 * config/sh/sh.md (label:): Update.
2394 * config/avr/avr.c (out_movhi_mr_r): Update.
2395 * config/crx/crx.h (enum): Update.
2396 * config/xtensa/xtensa.h (along): Update.
2397 * config/stormy16/stormy16.c Update.
2398 (xstormy16_compute_stack_layout): Update.
2399 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2400 (fr30_expand_prologue): Update.
2401 * config/cris/cris.c (cris_conditional_register_usage): Update.
2402 (cris_reg_saved_in_regsave_area): Update.
2403 (cris_initial_frame_pointer_offset): Update.
2404 (cris_simple_epilogue): Update.
2405 (cris_expand_prologue): Update.
2406 (cris_expand_epilogue): Update.
2407 (cris_expand_pic_call_address): Update.
2408 (cris_asm_output_symbol_ref): Update.
2409 (cris_asm_output_label_ref): Update.
2410 * config/cris/cris.md Update.
2411 * config/iq2000/iq2000.c (compute_frame_size): Update.
2412 (iq2000_expand_epilogue): Update.
2413 * config/mt/mt.h (save_direction): Update.
2414 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2415 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2416 (ia64_secondary_reload_class): Update.
2417 * config/m68k/m68k.c (m68k_save_reg): Update.
2418 (m68k_expand_prologue): Update.
2419 (m68k_expand_epilogue): Update.
2420 (legitimize_pic_address): Update.
2421 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2422 (first_reg_to_save): Update.
2423 (first_altivec_reg_to_save): Update.
2424 (compute_vrsave_mask): Update.
2425 (compute_save_world_info): Update.
2426 (rs6000_stack_info): Update.
2427 (spe_func_has_64bit_regs_p): Update.
2428 (rs6000_ra_ever_killed): Update.
2429 (rs6000_emit_eh_reg_restore): Update.
2430 (rs6000_emit_allocate_stack): Update.
2431 (rs6000_emit_prologue): Update.
2432 (rs6000_emit_epilogue): Update.
2433 (rs6000_output_function_epilogue): Update.
2434 (output_profile_hook): Update.
2435 (rs6000_elf_declare_function_name): Update.
2436 * config/rs6000/rs6000.h (rs6000_args): Update.
2437 * config/rs6000/rs6000.md: Update.
2438 * config/mcore/mcore.c (mcore_expand_prolog): Update.
2439 * config/arc/arc.c (arc_output_function_epilogue): Update.
2440 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
2441 * config/darwin.c (machopic_function_base_name): Update.
2442 * config/score/score3.c (score3_compute_frame_size): Update.
2445 (score3_epilogue): Update.
2446 * config/score/score7.c (score7_compute_frame_size): Update.
2447 (score7_prologue): Update.
2448 (score7_epilogue): Update.
2449 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
2450 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2451 * config/arm/arm.c (use_return_insn): Update.
2452 (require_pic_register): Update.
2453 (arm_load_pic_register): Update.
2454 (arm_compute_save_reg0_reg12_mask): Update.
2455 (arm_compute_save_reg_mask): Update.
2456 (thumb1_compute_save_reg_mask): Update.
2457 (output_return_instruction): Update.
2458 (arm_output_function_prologue): Update.
2459 (arm_output_epilogue): Update.
2460 (arm_get_frame_offsets): Update.
2461 (arm_expand_prologue): Update.
2462 (thumb_pushpop): Update.
2463 (thumb_exit): Update.
2464 (thumb1_expand_prologue): Update.
2465 (thumb1_expand_epilogue): Update.
2466 (arm_unwind_emit): Update.
2467 (arm_output_fn_unwind): Update.
2468 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2469 * config/arm/arm.md: Update.
2470 * config/pa/pa.md: Update.
2471 * config/pa/pa.c (legitimize_pic_address): Update.
2472 (compute_frame_size): Update.
2473 (hppa_expand_prologue): Update.
2474 (hppa_expand_epilogue): Update.
2475 (borx_reg_operand): Update.
2476 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2477 (HARD_REGNO_RENAME_OK): Update.
2478 * config/mips/mips.c (mips_global_pointer): Update.
2479 (mips_save_reg_p): Update.
2480 (mips_compute_frame_info): Update.
2481 (mips_frame_pointer_required): Update.
2482 (mips_expand_prologue): Update.
2483 (mips_expand_epilogue): Update.
2484 (mips_can_use_return_insn): Update.
2485 (mips_reorg_process_insns): Update.
2486 * config/v850/v850.c (compute_register_save_size): Update.
2487 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2488 * config/mmix/mmix.c (along): Update.
2489 (mmix_expand_epilogue): Update.
2490 * config/bfin/bfin.c (legitimize_pic_address): Update.
2491 (must_save_p): Update.
2492 (stack_frame_needed_p): Update.
2493 (add_to_reg): Update.
2494 (bfin_expand_prologue): Update.
2495 * stmt.c (expand_asm_operands): Update.
2496 * reload1.c (reload): Update.
2497 (init_elim_table): Update.
2499 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2501 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2503 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2505 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2506 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2507 (mov<mode>): Removed.
2508 (*movv4sf_internal): Likewise.
2509 (*movv2df_internal): Likewise.
2511 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2513 * config.gcc (crx-*-elf): Remove deprecation.
2515 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2517 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2518 __gcc_deregister_frame with atexit.
2519 (deregister_frame_dtor): Remove.
2521 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2522 Nathan Sidwell <nathan@codesourcery.com>
2524 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2526 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2527 (rs6000_isel): Likewise.
2528 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2529 (rs6000_isel): New variable.
2530 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2532 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2535 * c-common.c (handle_vector_size_attribute): Call
2536 lang_hooks.types.reconstruct_complex_type instead of
2537 reconstruct_complex_type.
2538 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2539 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2540 * langhooks.h (struct lang_hooks_for_types): Add
2541 reconstruct_complex_type hook.
2542 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2543 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2545 2008-04-24 Richard Guenther <rguenther@suse.de>
2547 * c-common.h (check_builtin_function_arguments): Declare.
2548 * c-common.c (validate_nargs): New function.
2549 (check_builtin_function_arguments): Likewise.
2550 * c-typeck.c (build_function_call): Call
2551 check_builtin_function_arguments.
2552 * builtins.c (fold_builtin_classify): Remove error reporting code.
2553 (fold_builtin_unordered_cmp): Likewise.
2554 (fold_builtin_1): Likewise.
2555 (fold_builtin_n): Likewise.
2557 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2559 PR tree-optimization/36008
2560 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2561 the original op1, rather than delta by step.
2563 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2564 Sebastian Pop <sebastian.pop@amd.com>
2566 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2567 eliminate_local_variables_stmt, eliminate_local_variables,
2568 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2569 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2570 of code delimited by two edges in the CFG.
2571 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2572 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2573 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2574 the case of parallelisation of reductions.
2575 (expr_invariant_in_region_p): New.
2577 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2578 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2580 2008-04-24 Ira Rosen <irar@il.ibm.com>
2581 Richard Guenther <rguenther@suse.de>
2583 PR tree-optimization/36034
2584 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2585 incapable of dealing with loads with gaps.
2587 2008-04-24 Rafael Espindola <espindola@google.com>
2589 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2590 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2591 vrp_evaluate_conditional.
2592 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2593 (vrp_evaluate_conditional): Split the cond argument.
2594 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2595 (simplify_stmt_for_jump_threading): Update call to
2596 vrp_evaluate_conditional.
2598 2008-04-24 Ira Rosen <irar@il.ibm.com>
2600 PR tree-optimization/35982
2601 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2602 interleaved data-refs are of the same type.
2604 2008-04-24 Danny Smith <dannysmith@users.net>
2606 * c-format.c (check_format_info_main): Use strncmp rather than a
2607 magic prefix to handle multichar length specs.
2608 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2609 Don't prefix "I64" and "I32" with '\0'.
2611 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2614 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2615 in registers for -m32 only if stdarg_p (fntype).
2617 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2619 PR rtl-optimization/36006
2620 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2621 temp to op0 in order to avoid invalid rtx sharing.
2623 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2625 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2626 check TREE_INVARIANT.
2627 * tree-gimple.c (is_gimple_address): New.
2628 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2629 * tree-gimple.h (is_gimple_address): New.
2630 * tree.h (decl_address_invariant_p): New.
2631 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2632 (build_string): Likewise.
2633 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2634 (tree_invariant_p_1): Likewise.
2635 (save_expr): Use it.
2636 (tree_invariant_p): New.
2637 (skip_simple_arithmetic): Use it.
2638 (stabilize_reference_1): Use it.
2639 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2641 (build1_stat): Drop code to compute TREE_INVARIANT.
2642 (build2_stat): Drop code to compute TREE_INVARIANT.
2643 (build3_stat): Drop code to compute TREE_INVARIANT.
2644 (build4_stat): Drop code to compute TREE_INVARIANT.
2645 (build5_stat): Drop code to compute TREE_INVARIANT.
2646 (build7_stat): Drop code to compute TREE_INVARIANT.
2647 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2648 * tree.h (struct tree_base): Remove invariant_flag.
2649 (TREE_INVARIANT): Remove.
2650 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2651 (fold_builtin_expect): Check TREE_CONSTANT.
2652 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2653 * c-tree.h (c_expr_to_decl): Drop third parameter.
2654 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2655 (build_c_cast): Don't set TREE_INVARIANT.
2656 (pop_init_level): Don't set TREE_INVARIANT.
2657 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2658 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2660 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2661 (gimplify_addr_expr): Adjust comment.
2662 * tree-mudflap.c (mf_build_string):
2663 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2664 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2665 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2666 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2667 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2668 * langhooks.h (struct lang_hooks): Drop third parameter from
2671 2008-04-23 Richard Guenther <rguenther@suse.de>
2673 PR tree-optimization/27799
2674 PR tree-optimization/32921
2675 PR tree-optimization/32624
2676 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2677 SMTs aliases and the tag itself into the solution.
2678 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2679 merge the points-to solution back into the SMT aliases.
2680 (may_alias_p): Use alias_set_subset_of instead of
2681 aliases_conflict_p. A pointer which points to
2682 memory with alias set zero may access any variable.
2684 2008-04-23 Richard Guenther <rguenther@suse.de>
2686 * alias.c (alias_set_subset_of): Correctly handle asking
2687 if zero is a subset of an alias set with zero child.
2688 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2689 (compute_flow_insensitive_aliasing): Correctly walk all
2690 pointers. Do not unnecessarily union sets.
2692 2008-04-23 Richard Guenther <rguenther@suse.de>
2695 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2697 2008-04-22 Tomas Bily <tbily@suse.cz>
2699 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2701 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2703 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2704 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2705 * tree-inline.c (estimate_num_insns_1): Likewise.
2706 * varasm.c (const_hash_1, compare_constant, copy_constant)
2707 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2708 * emit-rtl.c (component_ref_for_mem_expr)
2709 (set_mem_attributes_minus_bitpos): Likewise.
2710 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2711 (is_aligning_offset): Likewise.
2712 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2713 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2714 * dojump.c (do_jump): Likewise.
2715 * builtins.c (get_pointer_alignment, get_memory_rtx)
2716 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2717 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2719 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2721 PR rtl-optimization/36017
2722 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2723 expanding the library call.
2725 2008-04-22 Ian Lance Taylor <iant@google.com>
2727 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2730 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2732 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2733 of LR/CTR moves for Power6.
2735 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2738 * passes.c (init_optimization_passes): Remove
2739 pass_fast_rtl_byte_dce.
2741 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2744 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2745 builtin functions to generate faster code.
2746 (_mm_cvtpu16_ps): Ditto.
2747 (_mm_cvtpi32x2_ps): Ditto.
2749 2008-04-22 Nick Clifton <nickc@redhat.com>
2751 * common.opt (ftree-loop-distribution): Add Optimization
2754 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2755 (frv_expand_builtin_va_start): Likewise.
2757 * config/arm/arm.c (thumb_find_work_register): Fix location of
2758 argument register count.
2760 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2762 Support scheduling for ColdFire V1 and V3 microarchitecture.
2763 Improve scheduling of multiplication instructions.
2765 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2766 (mac): New instruction attribute.
2767 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2768 (m68k_sched_mac): New variable.
2769 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2770 Handle cfv1 and cfv3.
2771 (max_insn_size): New static variable.
2772 (struct _sched_ib): New type.
2773 (sched_ib): New static variable.
2774 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2775 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2776 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2778 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2779 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2780 new variables. Update.
2781 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2782 Add modeling of cfv3 instruction buffer. Update.
2783 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2784 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2785 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2786 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2787 a particular reservation applies to.
2788 (type2): Reorganize attribute values. Rename alu to alu_reg,
2789 alu_l to alu, move_l to omove. Join move to alu. Split mul
2791 (cf_ib_*): Simplify description of instruction buffer.
2792 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2793 (cf_mem): Split into cf_mem1 and cf_mem2.
2794 (cf_v2_move_??): Rename to cfv12_alu_??.
2795 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2796 (cf_v2_mul_??): Remove reservations.
2797 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2798 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2799 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2801 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2802 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2803 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2804 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2805 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2806 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2807 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2808 expansions of the above reservations for instructions of sizes
2811 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2813 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2815 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2817 * coverage.c: Include tree-pass.h.
2818 (coverage_counter_alloc): Print da_file_name to the dump file.
2820 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2822 * sbitmap.c (sbitmap_range_empty_p): New function.
2823 * sbitmap.h (sbitmap_range_empty_p): New function.
2824 * bitmap.h: Now includes obstack.h.
2826 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2827 Kenneth Zadeck <zadeck@naturalbridge.com>
2829 * dbgcnt.def (ra_byte_scan): Added.
2830 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2831 when the last hit happens for a counter.
2832 * timevar.def (TV_DF_BYTE_LR): New variable.
2833 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2834 * passes.c (pass_fast_rtl_byte_dce): New pass.
2835 * fwprop.c (update_df): Added mode to call df_ref_create.
2836 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2837 DF_REF_EXTRACT_OFFSET.
2838 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2839 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2841 (df_ref_extract): Added mode field.
2842 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2843 DF_REF_EXTRACT_OFFSET.
2844 (DF_REF_EXTRACT_MODE): New macro.
2845 (df_byte_lr_bb_info): New structure.
2846 (df_print_byte_regset, df_compute_accessed_bytes,
2847 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2848 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2849 df_byte_lr_simulate_uses,
2850 df_byte_lr_simulate_artificial_refs_at_top,
2851 df_byte_lr_simulate_artificial_refs_at_end,
2852 df_compute_accessed_bytes): New function.
2853 (df_ref_create): Add parameter.
2854 (df_byte_lr_get_bb_info): New inline function.
2855 * df-scan.c (df_ref_record, df_uses_record,
2856 df_ref_create_structure): Added mode parameter.
2857 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2858 df_defs_record, df_uses_record, df_get_conditional_uses,
2859 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2860 df_entry_block_defs_collect, df_exit_block_uses_collect):
2861 Added mode parameter to calls to df_ref_record, df_uses_record,
2862 df_ref_create_structure.
2863 (df_ref_equal_p, df_ref_compare): Added test for modes.
2864 (df_ref_create_structure): Added code to set mode. Renamed
2865 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2866 DF_REF_EXTRACT_OFFSET.
2867 * df-core.c (df_print_byte_regset): New function.
2868 * df-byte-scan.c: New file.
2869 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2870 calls to BITMAP_FREE.
2871 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2872 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2873 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2874 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2875 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2876 df_byte_lr_local_compute, df_byte_lr_init,
2877 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2878 df_byte_lr_transfer_function, df_byte_lr_free,
2879 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2880 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2881 df_byte_lr_simulate_uses,
2882 df_byte_lr_simulate_artificial_refs_at_top,
2883 df_byte_lr_simulate_artificial_refs_at_end): New function.
2884 * dce.c (byte_dce_process_block): New function.
2885 (dce_process_block): au is now passed in rather than computed
2886 locally. Changed loops that look at artificial defs to not look
2887 for conditional or partial ones, because there never are any.
2888 (fast_dce): Now is able to drive byte_dce_process_block or
2889 dce_process_block depending on the kind of dce being done.
2890 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2891 (rest_of_handle_fast_byte_dce): New function.
2892 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2893 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2895 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2898 * gcc.h: Added fortran options that take arguments to
2899 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2902 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2904 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2905 scalarization if on the LHS and not a full access.
2907 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2909 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2911 2008-04-18 Rafael Espindola <espindola@google.com>
2913 * tree-vrp.c (find_case_label_index): Fix the binary search.
2914 (find_case_label_range): New.
2915 (vrp_visit_switch_stmt): Use find_case_label_range.
2916 (simplify_switch_using_ranges): Use find_case_label_range.
2918 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2920 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2921 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2923 2008-04-18 Tom Tromey <tromey@redhat.com>
2926 * doc/cpp.texi (Implementation-defined behavior): Mention
2929 2008-04-18 Ian Lance Taylor <iant@google.com>
2931 * fold-const.c (pointer_may_wrap_p): New static function.
2932 (fold_comparison): Add another test for pointer overflow. Use
2933 pointer_may_wrap_p to disable some false positives.
2935 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2937 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2938 (fname_as_string): Match updated cpp_interpret_string prototype.
2939 (fix_string_type): Support char16_t* and char32_t*.
2940 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2941 derivative) nodes. Register as builtin if C++0x.
2942 (c_parse_error): Support CPP_CHAR{16,32}.
2943 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2944 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2945 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2946 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2947 CTI_CHAR32_ARRAY_TYPE>: New elements.
2948 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2949 char32_type_node, signed_char32_type_node, char16_array_type_node,
2950 char32_array_type_node): New defines.
2951 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2952 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2953 (lex_string): Support CPP_STRING{16,32}, match updated
2954 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2955 (lex_charconst): Support CPP_CHAR{16,32}.
2956 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2957 and CPP_STRING{16,32}.
2959 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2962 * aclocal.m4: Regenerate.
2963 * configure: Regenerate.
2965 2008-04-18 Jan Hubicka <jh@suse.cz>
2967 * except.c (dw2_size_of_call_site_table,
2968 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2970 * cgraphbuild.c (build_cgraph_edges): Update.
2971 * tree-pass.h: Update comment.
2972 * final.c (leaf_function_p): Update.
2973 (leaf_renumber_regs): Update.
2974 (rest_of_clean_state): Update.
2975 * omp-low.c (expand_omp_parallel): Update.
2976 * ipa-reference.c (analyze_function): Update.
2977 * reorg.c (find_end_label): Update.
2978 (optimize_skip): Update.
2979 (fill_simple_delay_slots): Update.
2980 (fill_simple_delay_slots): Update.
2981 (make_return_insns): Update.
2982 (dbr_schedule): Update.
2983 * gimple-low.c (record_vars_into): Update.
2984 * cfgbuild.c (make_edges): Update.
2985 * function.c (assign_stack_local): Update.
2986 (assign_parm_adjust_stack_rtl): Update.
2987 (locate_and_pad_parm): Update.
2988 (allocate_struct_function): Do not initialize stack_alignment_needed
2989 and preferred_stack_boundary here.
2990 (stack_protect_prologue): Update.
2991 (stack_protect_epilogue): Update.
2992 (expand_function_start): Initialize stack_alignment_needed,
2993 preferred_stack_boundary and max_jumptable_ents.
2994 (expand_function_end): Update.
2995 (free_after_compilation): Do not NULLify epilogue_delay_list.
2996 * function.h (struct rtl_data): Add stack_protect_guard,
2997 stack_alignment_needed,
2998 preferred_stack_boundary, epilogue_delay_list.
2999 (struct function): Remove value_histograms, stack_alignment_needed,
3000 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3002 unexpanded_var_list, stack_protect_guard.
3003 (current_function_epilogue_delay_list): Remove.
3004 * ipa-type-escape.c (analyze_function): Update.
3005 * gimplify.c (pop_gimplify_context): Update comment.
3006 * calls.c (expand_call): Update.
3007 (emit_library_call_value_1): Update.
3008 * except.c (set_nothrow_function_flags): Update.
3009 * cfgexpand.c (get_decl_align_unit): Update.
3010 (create_stack_guard): Update.
3011 (estimated_stack_frame_size): Update.
3012 (expand_used_vars): Update.
3013 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3014 * explow.c (allocate_dynamic_stack_space): Update.
3015 * tree-ssa-live.c (remove_unused_locals): Update.
3016 * varasm.c (mark_constant_pool): Update.
3017 * tree-inline.c (remap_decls): Update.
3018 (initialize_cfun): Update.
3019 (declare_return_variable): Update.
3020 (inline_forbidden_p): Update.
3021 (expand_call_inline): Update.
3022 (declare_inline_vars): Update.
3023 (tree_function_versioning): Update.
3024 * tree-flow.h (value_histograms): New.
3025 (VALUE_HISTOGRAMS): New macro.
3026 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3028 * tree-cfg.c (set_bb_for_stmt): Update.
3029 (replace_by_duplicate_decl): Update.
3030 (move_block_to_fn): Update.
3031 (new_label_mapper): Update.
3032 (dump_function_to_file): Update.
3033 * ipa-struct-reorg.c (build_data_structure): Update.
3034 * cfgrtl.c (print_rtl_with_bb): Update.
3035 * reload1.c (reload): Update.
3037 * config/i386/i386.c (setup_incoming_varargs_64,
3038 ix86_compute_frame_layout): Update.
3039 * config/arc/arc.c (arc_output_function_epilogue): Update.
3041 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3043 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3044 for FreeBSD as well.
3045 * gthr-posix95.h: Likewise.
3047 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3049 PR rtl-optimization/35838
3050 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3051 out the byte offset of the first subreg.
3053 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3055 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3056 to split_ti instead of three separate calls with single member arrays.
3057 (subti3 splitter): Ditto.
3058 (adddi3 splitter): Ditto with split_di.
3059 (subdi3 splitter): Ditto.
3060 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3061 two separate calls with single member arrays. Swap match_dup
3062 operands 1 and 2 to better fit into the array.
3063 (negdi2 splitter): Ditto with split_di.
3064 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3065 two separate calls with single member arrays. Swap match_dup operands
3066 6 and 7 to better fit into the array.
3068 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3070 * config/i386/i386.c (sse_builtin_type): New.
3071 (bdesc_sse_args): Likewise.
3072 (bdesc_sse_3arg): Removed.
3073 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3074 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3075 IX86_BUILTIN_ROUNDPS.
3076 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3077 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3078 IX86_BUILTIN_ROUNDPS.
3079 (ix86_expand_sse_4_operands_builtin): Removed.
3080 (ix86_expand_sse_operands_builtin): New.
3081 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3082 and CODE_FOR_sse4_1_roundps.
3083 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3084 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3086 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3089 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3090 regs before frame pop when needed. If use_backchain_to_restore_sp
3091 then load backchain into a temp reg to restore vr and vrsave. Add
3092 code to restore vr after frame pop if possible.
3094 2008-04-17 Richard Guenther <rguenther@suse.de>
3096 * tree-vn.c (expressions_equal_p): Do not check type
3097 equality or compatibility before calling operand_equal_p.
3098 * fold-const.c (operand_equal_p): Check equivalence of
3099 integer constants before bailing out due to signedness or
3100 precision differences.
3101 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3102 spurious differences in type qualification. Ignore types
3103 for COMPONENT_REFs at all.
3105 2008-04-17 Christian Bruel <christian.bruel@st.com>
3107 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3108 msw_skip comparison.
3110 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3113 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3116 PR tree-optimization/35899
3117 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3118 rather than TREE_OPERAND.
3120 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3123 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3124 temporary registers. Change operand predicate to general_operand.
3125 (remainderxf3): Ditto.
3127 2008-04-16 Richard Guenther <rguenther@suse.de>
3129 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3130 * tree-affine.c (aff_combination_expand): Look through some
3133 2008-04-15 Doug Kwan <dougkwan@google.com>
3135 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3137 * tree-pretty-print.c (dump_generic_node): Ditto.
3138 * final.c (output_addr_const): Ditto.
3139 * dwarf2out.c (output_cfi): Ditto.
3140 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3141 * print-rtl.c (print_rtx): Ditto.
3142 * print-tree.c (print_node_brief, print_node): Ditto.
3143 * c-common.c (match_case_to_enum_1): Ditto.
3144 * sched-vis.c (print_value): Ditto.
3145 * config/i386/i386.c (print_operand): Cast to long unsigned int
3148 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3149 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3150 MS Windows VirtualProtect function.
3152 2008-04-15 Jan Hubicka <jh@suse.cz>
3154 * gengtype.c (write_root): Param_is argument is OK.
3155 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3156 * function.h: Include varray.h
3157 (rtl_eh): New stucture based on except.c one.
3158 (call_site_record): New forward declaration and vector type.
3159 * calls.c (emit_call_1): Do not call
3160 note_current_region_may_contain_throw.
3161 * except.c (eh_status): Remove cur_region, try_region since they are
3163 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3164 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3165 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3166 Remove call_site_data_used, call_site_data_size.
3167 Turn call_site_record into vector in function.h.
3168 (note_current_region_may_contain_throw): Remove.
3169 (get_exception_pointer, get_exception_filter): Do not take struct
3170 function argument; update.
3171 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3172 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3173 build_post_landing_pads, dw2_build_landing_pads,
3174 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3175 sjlj_emit_function_enter, sjlj_emit_function_enter,
3176 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3177 sjlj_build_landing_pads, finish_eh_generation,
3178 remove_exception_handler_label, remove_eh_handler,
3179 maybe_remove_eh_handler, add_reachable_handler,
3180 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3181 add_action_record, collect_one_action_chain, add_call_site,
3182 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3183 sjlj_output_call_site_table, output_function_exception_table,
3184 * except.h (note_current_region_may_contain_throw): Remove
3185 (get_exception_pointer, get_exception_filter): Do not take struct
3187 * Makefile.in (GTFILES): Put varargs before struct function.
3189 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3191 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3192 punt for STRING_CST.
3193 (get_constraint_for): Deal with STRING_CST here instead.
3195 2008-04-15 Richard Guenther <rguenther@suse.de>
3197 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3198 statements in a basic-block with a backward walk. Do not
3199 substitute into dead statements but instead remove those.
3201 2008-04-15 Richard Guenther <rguenther@suse.de>
3203 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3204 to zero, thus disable creation of SFTs.
3206 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3208 * tree-predcom.c (suitable_reference_p): Return false if the
3209 reference can throw.
3211 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3214 * c-decl.c (finish_decl): If extern or static var has variable
3215 size, set TREE_TYPE (decl) to error_mark_node.
3217 2008-04-15 Rafael Espindola <espindola@google.com>
3219 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3222 2008-04-15 Richard Guenther <rguenther@suse.de>
3224 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3225 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3226 (visit_reference_op_load): Do walk vuse-vdef chains on
3227 vn_reference_lookup.
3228 (visit_reference_op_store): But do not here.
3229 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3230 vn_reference_lookup.
3231 (vn_lookup_with_vuses): But do so here.
3233 2008-04-14 Ian Lance Taylor <iant@google.com>
3235 * fold-const.c (fold_overflow_warning): Remove assertion.
3237 2008-04-15 Ben Elliston <bje@au.ibm.com>
3239 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3240 temp1 local variables.
3242 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3245 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3246 ".text.unlikely" section as executable.
3248 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3250 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3251 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3252 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3253 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3254 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3255 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3256 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3258 2008-04-14 Ian Lance Taylor <iant@google.com>
3260 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3261 * fold-const.c (fold_comparison): If appropriate, test
3262 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3263 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3264 reassociating a pointer type.
3265 * doc/invoke.texi (Optimize Options): Document that
3266 -fstrict-overflow applies to pointer wraparound.
3268 2008-04-13 Jan Hubicka <jh@suse.cz>
3270 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3272 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3274 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3275 we are going to "save the world".
3277 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3279 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3280 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3281 operand 0 constraint, not "=".
3283 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3285 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3287 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3289 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3290 of size of positions_needed * CHAR_BIT.
3292 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3295 * dse.c (store_info): Change positions_needed to unsigned
3297 (lowpart_bitmask): New.
3298 (record_store): Cast to unsigned HOST_WIDE_INT for
3299 positions_needed. Assert width <= size of positions_needed *
3300 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3301 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3302 lowpart_bitmask to set mask.
3304 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3306 * config/bfin/constraints.md: New file.
3307 * config/bfin/bfin.md: Include it.
3308 (adddi3): Use satisfies_constraint functions instead of the old macros.
3309 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3310 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3311 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3312 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3313 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3314 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3315 EXTRA_CONSTRAINT): Delete.
3316 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3317 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3319 * config/bfin/bfin.c: Include "tm-constrs.h".
3320 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3321 Use satisfies_constraint functions instead of the old macros.
3322 * doc/md.texi (Blackfin Constraints): Update file name reference.
3324 2008-04-11 Richard Guenther <rguenther@suse.de>
3326 PR tree-optimization/35869
3327 * tree-vrp.c (execute_vrp): Move switch statement update after
3328 jump threading. Schedule another cfg cleanup run.
3330 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3333 * attribs.c (decl_attributes): Return early on errorneous node.
3335 2008-04-10 Oleg Ryjkov <olegr@google.com>
3337 * tree.h (struct tree_base): Added a new flag default_def_flag.
3338 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3340 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3342 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3344 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3347 * pa.md: Define mode iterator P. Define mode attribute dwc.
3348 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3349 (icacheflush): Likewise.
3350 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3351 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3353 2008-04-11 Ben Elliston <bje@au.ibm.com>
3355 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3357 2008-04-10 Rafael Espindola <espindola@google.com>
3359 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3360 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3361 (extract_range_from_expr): The same.
3363 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3365 * config/mips/mips.md (GPR2): New mode iterator.
3367 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3368 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3369 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3370 Rewrite these to take two modes, the mode of comparison and the
3371 mode of the destination.
3372 * config/mips/mips.c (mips_expand_scc): Instead of having
3373 paradoxical subreg as destination, expand "narrowing" scc if mode
3374 of comparison is SI and target is requested in DI mode.
3375 (mips_emit_int_order_test): Update comment. Make mode of
3376 comparison match CMP0 rather than TARGET. When creating inverse
3377 target use mode of TARGET.
3379 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3381 * gcov-dump.c (tag_summary): Only print summaries for the first
3382 GCOV_COUNTERS_SUMMABLE counters.
3384 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3386 * config/i386/i386.md (absneg): New code iterator.
3387 (absnegprefix): New code attribute.
3388 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3389 patterns using absneg code iterator.
3390 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3391 using absneg code iterator.
3392 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3393 *neg<mode>2 patterns using absneg code iterator.
3394 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3395 *negextendsfdf2 patterns using absneg code iterator.
3396 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3397 *negextendsfxf2 patterns using absneg code iterator.
3398 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3399 *negextendsfdf2 patterns using absneg code iterator.
3400 * config/i386/sse.md (<code><mode>2): Macroize expander from
3401 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3403 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3405 * config/s390/s390.h: Remove the remains of the recent search
3406 & replace action of current_function_outgoing_args_size.
3408 2008-04-10 Ira Rosen <irar@il.ibm.com>
3410 PR tree-optimization/35821
3411 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3412 NEW_STMT_LIST is not NULL.
3414 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3417 * toplev.c (process_options): Remove -ffunction-sections debugging
3420 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3422 PR middle-end/PR28690
3423 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3424 than gen_rtx_fmt_ee to perform more canonicalizations.
3426 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3429 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3431 2008-04-09 Richard Guenther <rguenther@suse.de>
3433 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3434 (dump_function_to_file): Dump function arguments with types.
3436 2008-04-08 Richard Guenther <rguenther@suse.de>
3438 * fold-const.c (fold_widened_comparison): Do not allow
3439 sign-changes that change the result.
3441 2008-04-08 Janis Johnson <janis187@us.ibm.com>
3444 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
3445 kinds of indirect references.
3447 2008-04-08 David Edelsohn <edelsohn@gnu.org>
3449 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
3450 GNU Fortran language string.
3452 2008-04-08 Rafael Espindola <espindola@google.com>
3454 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
3455 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
3456 * tree.h (tree_call_nonnegative_warnv_p): New.
3458 2008-04-08 Jan Hubicka <jh@suse.cz>
3460 * function.c (free_after_compilation): Clear out regno_reg_rtx
3463 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
3466 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3468 PR middle-end/PR28690
3469 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3470 same precedence as REG_POINTER and MEM_POINTER operands.
3472 2008-04-08 Richard Guenther <rguenther@suse.de>
3475 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3476 for adding index to base.
3478 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3480 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3481 (MINGW_ENABLE_EXECUTE_STACK): New.
3482 (IN_LIBGCC2): For libgcc include windows.h file for
3483 function declarations.
3485 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3487 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3488 and tem2 if tem1 is not a REG or MULT.
3490 2008-04-08 Jan Hubicka <jh@suse.cz>
3492 * function.h (incomming_args): Break out of struct function.
3493 (function_subsections): Break out of struct function.
3494 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3495 return_rtx and hard_reg_initial_vals from struct function.
3496 Kill inl_max_label_num.
3497 (current_function_pops_args, current_function_args_info,
3498 current_function_args_size, current_function_args_size,
3499 current_function_pretend_args_size,
3500 current_function_outgoing_args_size,
3501 current_function_internal_arg_pointer, current_function_return_rtx):
3502 Kill compatibility accestor macros.
3503 * builtins.c (expand_builtin_apply_args_1): Update.
3504 (expand_builtin_next_arg): Update.
3505 * df-scan.c (df_get_call_refs): Update.
3506 * dbxout.c (dbxout_function_end): Update.
3507 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3508 (output_line_info): Update.
3509 (secname_for_decl): Update.
3510 (dwarf2out_var_location): Update.
3511 * function.c (free_after_compilation): Update.
3512 (assign_parm_find_stack_rtl): Update.
3513 (assign_parms): Update.
3514 (expand_dummy_function_end): Update.
3515 (expand_function_end): Update.
3516 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3517 (expand_call): Update.
3518 (emit_library_call_value_1): Update.
3519 (store_one_arg): Update.
3520 * varasm.c (initialize_cold_section_name): Update.
3521 (unlikely_text_section): Update.
3522 (unlikely_text_section_p): Update.
3523 (assemble_start_function): Update.
3524 (assemble_end_function): Update.
3525 (default_section_type_flags): Update.
3526 (switch_to_section): Update.
3527 * integrate.c (set_decl_abstract_flags): Update.
3528 (get_hard_reg_initial_val): Update.
3529 (has_hard_reg_initial_val): Update.
3530 (allocate_initial_values): Update.
3531 * resource.c (init_resource_info): Update.
3532 * config/alpha/alpha.c (NUM_ARGS): Update.
3533 (direct_return): Update.
3534 (alpha_va_start): Update.
3535 (alpha_sa_size): Update.
3536 (alpha_initial_elimination_offset): Update.
3537 (alpha_expand_prologue): Update.
3538 (alpha_start_function): Update.
3539 (alpha_expand_epilogue): Update.
3540 (unicosmk_initial_elimination_offset):
3541 * config/alpha/alpha.md (call expander): Update.
3542 * config/s390/s390.c (s390_register_info): Update.
3543 (s390_register_info): Update.
3544 (s390_frame_info): Update.
3545 (s390_initial_elimination_offset): Update.
3546 (s390_build_builtin_va_list): Update.
3547 (s390_va_start): Update.
3548 * config/spu/spu.c (direct_return): Update.
3549 (spu_expand_prologue): Update.
3550 (spu_initial_elimination_offset): Update.
3551 (spu_build_builtin_va_list): Update.
3552 (spu_va_start): Update.
3553 * config/sparc/sparc.c (sparc_init_modes): Update.
3554 (sparc_compute_frame_size): Update.
3555 (function_value): Update.
3556 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3557 * config/i386/i386.md (return expander): Update.
3558 * config/i386/i386.c (ix86_va_start): Update.
3559 (ix86_can_use_return_insn_p): Update.
3560 (ix86_compute_frame_layout): Update.
3561 (ix86_expand_epilogue): Update.
3562 * config/sh/sh.c (output_stack_adjust): Update.
3563 (calc_live_regs): Update.
3564 (sh_expand_prologue): Update.
3565 (sh_builtin_saveregs): Update.
3566 (sh_va_start): Update.
3567 (initial_elimination_offset): Update.
3568 (sh_allocate_initial_value): Update.
3569 (sh_function_ok_for_sibcall): Update.
3570 (sh_get_pr_initial_val): Update.
3571 * config/sh/sh.md (return expander): Update.
3572 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3573 * config/crx/crx.c (crx_compute_frame): UPdate.
3574 (crx_initial_elimination_offset): UPdate.
3575 * config/xtensa/xtensa.c (compute_frame_size): Update
3576 (xtensa_builtin_saveregs): Update.
3577 (xtensa_va_start): Update.
3578 (order_regs_for_local_alloc): Update.
3579 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3580 (xstormy16_expand_builtin_va_start): Update.
3581 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3582 * config/m68hc11/m68hc11.md (return expanders): Update.
3583 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3584 (expand_epilogue): Update.
3585 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3586 (cris_simple_epilogue): Update.
3587 (cris_expand_prologue): Update.
3588 (cris_expand_epilogue): Update.
3589 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3590 (compute_frame_size): Update.
3591 * config/mt/mt.c (mt_compute_frame_size): Update.
3592 * config/mn10300/mn10300.c (expand_prologue): Update.
3593 (expand_epilogue): Update.
3594 (initial_offset): Update.
3595 (mn10300_builtin_saveregs):
3596 * config/mn10300/mn10300.md (return expander): Update.
3597 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3598 (ia64_initial_elimination_offset): Update.
3599 (ia64_initial_elimination_offset): Update.
3600 (ia64_expand_prologue): Update.
3601 * config/m68k/m68k.md (return expander): Update.
3602 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3603 (rs6000_stack_info): Update.
3604 * config/mcore/mcore.c (layout_mcore_frame): Update.
3605 (mcore_expand_prolog): Update.
3606 * config/arc/arc.c (arc_compute_frame_size): Update.
3607 * config/score/score3.c (score3_compute_frame_size): Update.
3608 * config/score/score7.c (score7_compute_frame_size): Update.
3609 * config/arm/arm.c (use_return_insn): Update.
3610 (thumb_find_work_register): Update.
3611 (arm_compute_save_reg_mask): Update.
3612 (arm_output_function_prologue): Update.
3613 (arm_output_epilogue): Update.
3614 (arm_size_return_regs): Update.
3615 (arm_get_frame_offsets): Update.
3616 (arm_expand_prologue): Update.
3617 (thumb_exit): Update.
3618 (thumb_unexpanded_epilogue): Update.
3619 (thumb1_output_function_prologue): Update.
3620 * config/pa/pa.md (return expander): Update.
3621 * config/pa/pa.c (compute_frame_size): Update.
3622 (hppa_builtin_saveregs): Update.
3623 * config/mips/mips.c (mips_va_start): Update.
3624 (mips16_build_function_stub): Update.
3625 (mips_compute_frame_info): Update.
3626 (mips_restore_gp): Update.
3627 (mips_output_function_prologue): Update.
3628 (mips_expand_prologue): Update.
3629 * config/v850/v850.c (compute_frame_size): Update.
3630 (expand_prologue): * config/mmix/mmix.c (along): update.
3631 (mmix_initial_elimination_offset): update.
3632 (mmix_reorg): update.
3633 (mmix_use_simple_return): update.
3634 (mmix_expand_prologue): update.
3635 (mmix_expand_epilogue): Update.
3636 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3637 (emit_link_insn): Update.
3639 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3641 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3642 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3644 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3647 2008-04-07 Jan Hubicka <jh@suse.cz>
3649 * function.h (rtl): Rename to x_rtl.
3651 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3652 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3653 used_temp_slots avail_temp_slots, temp_slot_level,
3654 nonlocal_goto_handler_labels): Update accesstors.
3655 (rtl): New global variable.
3656 (struct function): Move some fileds to rtl_data.
3657 (get_arg_pointer_save_area): Update prototype.
3658 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3659 get_arg_pointer_save_area.
3660 * expr.c (init_expr): Update
3661 * function.c (get_frame_size): Update
3662 (assign_stack_local): Update
3663 (expand_function_end): Update.
3664 (get_art_pointer_save_area): Update
3666 * emit-rtl.c (rtl): Declare.
3667 (regno_reg_rtx): Declare.
3668 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3670 (gen_reg_rtx): Update.
3671 * varasm.c (n_deferred_constatns): Update accestor.
3672 (init_varasm_status): Do not allocate varasm_status.
3673 (force_const_mem, get_pool_size, output_constant_pool): Update.
3674 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3675 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3676 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3677 * sparc/sparc.h (INIT_EXPANDERS): Update.
3678 * ia64/ia64.h (INIT_EXPANDERS): Update.
3680 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3682 * reload.c (push_secondary_reload): Add missing break to for loop.
3684 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3686 PR middle-end/PR28690
3687 * rtlanal.c: Update copyright years.
3688 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3689 as REG_POINTER and MEM_POINTER operands.
3690 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3691 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3692 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3693 * gcse.c: Update copyright years.
3694 (pre_delete): Call gen_reg_rtx_and_attrs.
3695 (hoist_code): Likewise.
3696 (build_store_vectors): Likewise.
3697 (delete_store): Likewise.
3698 * loop-invariant.c (move_invariant_reg): Likewise.
3699 Update copyright years.
3701 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3703 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3704 control string instead of quoted.
3706 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3708 * doc/rtl.texi: Rewrite of subreg section.
3710 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3713 * config/i386/i386.c (legitimize_pic_address): Add treating
3714 of dllimport SYM_REF's.
3715 (legitimize_dllimport_symbol): Add prototype.
3717 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3719 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3720 reference in constructor with non self-referential type.
3722 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3724 Removal of Return with Depressed Stack Pointer support
3725 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3726 (ECF_SP_DEPRESSED): Likewise.
3727 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3728 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3729 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3730 (expand_call): Do not test ECF_SP_DEPRESSED.
3731 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3732 * function.c (keep_stack_depressed): Delete.
3733 (handle_epilogue_set): Likewise.
3734 (update_epilogue_consts): Likewise.
3735 (emit_equiv_load): Likewise.
3736 (thread_prologue_and_epilogue_insns): Remove support for Return with
3737 Depressed Stack Pointer.
3738 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3740 2008-04-06 Richard Guenther <rguenther@suse.de>
3742 PR tree-optimization/35400
3743 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3744 information from SSA_NAMEs.
3746 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3748 * config/avr/avr.h (avr_mega_p): Remove declaration.
3749 (AVR_MEGA): Remove macro.
3750 * config/avr/avr.c (avr_mega_p): Remove variable.
3751 (avr_override_options): Remove inicializion of avr_mega_p.
3752 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3753 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3754 (avr_jump_mode): (Ditto.).
3755 (avr_output_progmem_section_asm_op): (Ditto.).
3756 (avr_asm_init_sections): (Ditto.).
3757 (avr_asm_init_sections): (Ditto.).
3758 (avr_rtx_costs): (Ditto.).
3759 * config/avr/avr.md: (Ditto.).
3760 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3763 2008-04-06 Richard Guenther <rguenther@suse.de>
3765 PR tree-optimization/35842
3766 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3767 is_gimple_invariant_address.
3769 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3771 * gcc.c (default_compilers): Sync Fortran extensions list with
3772 that in fortran/lang-specs.h.
3773 * doc/invoke.texi: Likewise.
3774 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3775 * dwarf2out.c (gen_compile_unit_die): Likewise.
3777 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3779 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3781 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3784 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3785 attribute is used for nested functions.
3787 2008-04-05 Jan Hubicka <jh@suse.cz>
3789 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3791 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3793 (dump_files): Update.
3794 (enable_rtl_dump_file): Do not accept letter argument.
3795 * tree-pass.h (dump_file_info): Remove letter argument.
3796 * toplev.c (decode_d_option): Update -da handling.
3797 * toplev.h (enable_rtl_dump_file): Update prototype.
3798 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3799 it out based on pass type.
3800 (register_dump_files_1): Likewise.
3801 (init_optimization_passes): Update register_one_dump_file calls.
3802 (execute_one_pass): Sanity check that IPA passes are called at IPA
3803 level and RTL passes at RTL level.
3804 (execute_pass_list): IPA pass can not be after or subpass of
3806 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3807 disallov RTL subpasses of IPA subpasses.
3809 2008-04-05 Ben Elliston <bje@au.ibm.com>
3811 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3812 builtins that return exactly once and do not throw. Cache call to
3815 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3817 PR rtl-optimization/34916
3819 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3820 between instruction pairs.
3822 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3824 * doc/invoke.texi: Document -mbitops for SH.
3825 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3826 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3827 * config/sh/sh.c (print_operand): Add %t operand code.
3828 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3829 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3830 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3831 (extendqihi2): Likewise.
3832 (movqi_i): Likewise.
3833 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3834 (extv): Use bld instruction for SH2A if possible.
3836 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3837 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3838 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3839 (bset.b, bclr.b): Define peepholes.
3840 * config/sh/sh.opt (mbitops): New option.
3842 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3845 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3846 and view convert expression.
3848 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3851 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3853 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3855 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3857 * config/i386/cpuid.h (bit_AES): New.
3858 (bit_PCLMUL): Likewise.
3860 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3861 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3862 SSE2 if AES or PCLMUL is enabled.
3863 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3864 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3865 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3866 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3867 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3868 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3869 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3870 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3871 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3872 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3873 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3874 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3875 __builtin_ia32_aeskeygenassist128 and
3876 __builtin_ia32_pclmulqdq128.
3877 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3878 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3879 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3881 * config/i386/i386.h (TARGET_AES): New.
3882 (TARGET_PCLMUL): Likewise.
3883 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3885 * config/i386/i386.md (UNSPEC_AESENC): New.
3886 (UNSPEC_AESENCLAST): Likewise.
3887 (UNSPEC_AESDEC): Likewise.
3888 (UNSPEC_AESDECLAST): Likewise.
3889 (UNSPEC_AESIMC): Likewise.
3890 (UNSPEC_AESKEYGENASSIST): Likewise.
3891 (UNSPEC_PCLMUL): Likewise.
3893 * config/i386/i386.opt (maes): New.
3894 (mpclmul): Likewise.
3896 * config/i386/sse.md (aesenc): New pattern.
3897 (aesenclast): Likewise.
3899 (aesdeclast): Likewise.
3901 (aeskeygenassist): Likewise.
3902 (pclmulqdq): Likewise.
3904 * config/i386/wmmintrin.h: New.
3906 * doc/extend.texi: Document AES and PCLMUL built-in function.
3908 * doc/invoke.texi: Document -maes and -mpclmul.
3910 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3912 * function.c (free_after_parsing): Replace with
3913 cxx_push_function_context from C++ front-end.
3914 (allocate_struct_function): Don't call langhook.
3915 * langhooks.h (struct lang_hooks_for_functions): Delete.
3916 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3918 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3919 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3920 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3921 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3922 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3923 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3924 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3926 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3927 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3929 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3932 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3935 2008-04-04 Richard Guenther <rguenther@suse.de>
3938 * fold-const.c (optimize_minmax_comparison): Use the correct
3939 type for the constant in the simplified comparison.
3941 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3943 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3944 Pass L2 size as "--param l2-cache-size" to the compiler.
3945 (decode_l2_cache): New function to decode L2 cache parameters using
3946 0x8000006 extended cpuid function.
3947 (detect_caches_amd): Determine parameters of L2 cache using
3948 decode_l2_caches function.
3949 (decode_caches_intel): Decode L2 cache parameters.
3950 (detect_caches_intel): Determine L2 cache parameters using
3951 decode_caches_intel and decode_l2_caches functions.
3953 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3955 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3956 secondary input reload for subword loads from the constant pool.
3958 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3961 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3962 constants of the appropriate size for runtime calculations.
3965 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3966 decimal-float literal constant zero.
3968 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3971 * c-parser.c (c_parser_omp_atomic): Call
3972 default_function_array_conversion on the RHS.
3975 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3976 call is_variable_sized if decl has incomplete type.
3978 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3980 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3982 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3984 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3986 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3987 (sgt<u>): Merge sgt and sgtu into new expander.
3988 (sgt, sgtu): Remove expanders.
3989 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3990 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3991 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3992 *sgtu_<mode>_mips16 into new pattern.
3993 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3994 (sge<u>): Merge sge and sgeu into new expander.
3995 (sge, sgeu): Remove expanders.
3996 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3998 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3999 (slt<u>): Merge slt and sltu into new expander.
4000 (slt, sltu): Remove expanders.
4001 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4002 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4003 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4004 *sltu_<mode>_mips16 into new pattern.
4005 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4006 (sle<u>): Merge sle and sleu into new expander.
4007 (sle, sleu): Remove expanders.
4008 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4009 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4010 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4011 *sleu_<mode>_mips16 into new pattern.
4012 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4014 2008-04-03 Jan Hubicka <jh@suse.cz>
4016 PR tree-optimization/35795
4017 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4018 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4019 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4020 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4021 * score/score3.c (score3_output_mi_thunk): Likewise.
4022 * score/score7.c (score7_output_mi_thunk): Likewise.
4023 * mips/mips.c (mips_output_mi_thunk): Likewise.
4025 2008-04-03 Richard Guenther <rguenther@suse.de>
4027 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4028 conversions. Simplify code.
4030 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4032 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4034 2008-04-03 Tom Tromey <tromey@redhat.com>
4035 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4037 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4038 * config/bfin/t-bfin-linux (generated_files): Add
4039 linux-sysroot-suffix.h.
4040 * doc/install.texi (Prerequisites): Require make 3.80.
4041 * doc/sourcebuild.texi (Front End Directory): Document new
4043 * Makefile.in (generated_files): New variable.
4044 (ALL_HOST_OBJS): New variable.
4045 ($(ALL_HOST_OBJS)): New target.
4047 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4049 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4050 (remap_block): Call id->transform_lang_insert_block instead
4052 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4053 Set id.transform_lang_insert_block to NULL.
4054 (clone_body): Move to cp/optimize.c
4055 * tree-inline.h (struct copy_body_data): Change
4056 transform_lang_insert_block to function pointer.
4057 (copy_generic_body, copy_decl_no_change): Export.
4058 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4059 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4060 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4062 * c-tree.h (insert_block): Kill.
4063 * c-decl.c (insert_block): Kill.
4065 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4067 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4068 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4069 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4071 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4072 argument, call {push,pop}_function_context from here.
4073 * c-parser.c: Use c_{push,pop}_function_context.
4075 * function.c (push_function_context_to): Move meat ...
4076 (push_function_context): ... here. Simplify.
4077 * function.c (pop_function_context_from): Move meat ...
4078 (pop_function_context): ... here. Simplify.
4079 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4081 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4082 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4083 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4084 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4086 2008-04-03 Ben Elliston <bje@au.ibm.com>
4088 * expmed.c (extract_force_align_mem_bit_field): Remove.
4090 2008-04-03 Richard Guenther <rguenther@suse.de>
4093 * expr.h (try_casesi): Adjust prototype.
4094 * expr.c (try_casesi): Take fallback label as extra parameter.
4095 Use that for gen_casesi if default_label is NULL.
4096 * stmt.c (expand_case): Pass fallback label to try_casesi,
4097 make sure to fill gaps with a fallback label if default_label
4100 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4103 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4105 2008-04-03 Ben Elliston <bje@au.ibm.com>
4107 * expmed.c (extract_split_bit_field): Remove if (0) code.
4108 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4109 (do_ds_constraint): Likewise.
4111 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4113 * doc/cppopts.texi (-dU): Document.
4114 * c-common.h (flag_dump_macros): Update comment.
4115 * c-opts.c (handle_OPT_d): Handle -dU.
4116 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4117 dump_queued_macros, cb_used_define, cb_used_undef): New.
4118 (init_pp_output): Handle -dU.
4119 (cb_line_change): Call dump_queued_macros.
4120 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4122 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4124 * config/avr/predicates.md (io_address_operand): New predicate.
4125 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4126 * config/avr/avr.c (avr_io_address_p): Remove function.
4127 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4128 'avr_io_address_p' function.
4129 (out_movhi_r_mr): (Ditto.).
4130 (out_movqi_mr_r): (Ditto.).
4131 (out_movhi_mr_r): (Ditto.).
4132 (avr_address_cost): (Ditto.).
4134 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4136 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4137 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4138 in 32bit mode when XMM registers are available to avoid store
4140 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4141 corresponding post-reload splitters.
4143 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4145 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4146 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4147 __builtin_ia32_roundss.
4148 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4149 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4150 __builtin_ia32_roundss.
4151 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4152 IX86_BUILTIN_SHUFPD here.
4154 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4156 * config/i386/i386.md (plogic): New.
4157 (plogicprefix): Likewise.
4159 * config/i386/mmx.md (mmx_<code><mode>3): New.
4160 (mmx_and<mode>3): Removed.
4161 (mmx_ior<mode>3): Likewise.
4162 (mmx_xor<mode>3): Likewise.
4164 * config/i386/sse.md (<code><mode>3): New.
4165 (*<code><mode>3): Likewise.
4166 (*<code><mode>3): Likewise.
4167 (<code><mode>3): Likewise.
4168 (*sse_<code><mode>3): Likewise.
4169 (*sse2_<code><mode>3): Likewise.
4170 (<code>tf3): Likewise.
4171 (*<code>tf3): Likewise.
4172 (and<mode>3): Likewise.
4173 (*and<mode>3): Likewise.
4174 (ior<mode>3): Removed.
4175 (*ior<mode>3): Likewise.
4176 (xor<mode>3): Likewise.
4177 (*xor<mode>3): Likewise.
4178 (*and<mode>3): Likewise.
4179 (*ior<mode>3): Likewise.
4180 (*xor<mode>3): Likewise.
4181 (and<mode>3): Likewise.
4182 (*sse_and<mode>3): Likewise.
4183 (*sse2_and<mode>3): Likewise.
4185 (*andtf3): Likewise.
4186 (ior<mode>3): Likewise.
4187 (*sse_ior<mode>3): Likewise.
4188 (*sse2_ior<mode>3): Likewise.
4190 (*iortf3): Likewise.
4191 (xor<mode>3): Likewise.
4192 (*sse_xor<mode>3): Likewise.
4193 (*sse2_xor<mode>3): Likewise.
4195 (*xortf3): Likewise.
4197 2008-04-02 Richard Guenther <rguenther@suse.de>
4199 PR tree-optimization/14495
4200 PR tree-optimization/34793
4201 * tree-vrp.c (struct switch_update): New structure.
4202 (to_remove_edges, to_update_switch_stmts): New VECs.
4203 (simplify_switch_using_ranges): New function. Remove not taken
4204 case labels and edges.
4205 (simplify_stmt_using_ranges): Call it.
4206 (identify_jump_threads): Mark edges we have queued for removal
4207 so we don't thread them.
4208 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4210 * tree-cfg.c (group_case_labels): Deal with missing default label.
4211 (tree_verify_flow_info): Allow missing default label.
4212 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4213 (emit_case_nodes): Likewise.
4214 (expand_case): Do not rely on the default label to be present.
4215 * expr.c (try_casesi): Deal with NULL default_label.
4216 (do_tablejump): Likewise.
4218 2008-04-02 Richard Guenther <rguenther@suse.de>
4220 PR tree-optimization/14495
4221 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4222 SWITCH_EXPR here ...
4223 (vrp_visit_switch_stmt): ... but here (new function).
4224 (find_case_label_index): New helper function.
4225 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4227 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4229 * fwprop.c: Fix ISO-C99ism.
4231 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4234 * Makefile.in (objdir): Set it here.
4235 * configure.ac: Not here. Find dynamic linker characteristics.
4236 * exec-tool.in: Use them.
4237 * aclocal.m4: Regenerate.
4238 * configure: Regenerate.
4240 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4242 * expr.c (expand_var): Delete it.
4243 * expr.h (expand_var): Delete prototype.
4244 * function.c (expand_function_start): Use expand_decl instead.
4245 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4248 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4250 PR rtl-optimization/35542
4251 * fwprop.c (forward_propagate_and_simplify): Replace
4252 loc_reg_mentioned_in_p with reg_mentioned_p.
4254 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4256 PR rtl-optimization/35281
4257 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4258 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4259 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4260 (varying_mem_p): Move above propagate_rtx.
4261 (all_uses_available_at): Do not check MEMs.
4263 2008-04-02 Rafael Espindola <espindola@google.com>
4265 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4266 (register_edge_assert_for_2): Split the cond argument.
4267 (register_edge_assert_for_1): Adjust for the change in
4268 register_edge_assert_for_2.
4269 (register_edge_assert_for): Split the cond argument.
4270 (find_switch_asserts): Adjust for the change in
4271 register_edge_assert_for.
4273 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4275 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4276 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4277 offsets for 64-bit mingw.
4278 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4279 abi for x86_64-pc-mingw.
4281 2008-04-02 Richard Guenther <rguenther@suse.de>
4283 * tree-vrp.c (extract_range_from_assert): Make sure to not
4284 produce range min/max with TREE_OVERFOW set.
4285 If merging a anti-range and a range keep the anti-range if
4286 the range covers all values of the type.
4287 (register_edge_assert_for_2): Only allow sign-changing
4288 conversions in detecting canonical range checks. Also
4289 register an assert for the unsigned name if useful.
4291 PR tree-optimization/35787
4292 * tree-vrp.c (vrp_val_max): New function.
4293 (vrp_val_min): Likewise.
4294 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4295 (vrp_val_is_min): Likewise.
4296 (supports_overflow_infinity): Use vrp_val_{min,max}.
4297 (negative_overflow_infinity): Likewise.
4298 (positive_overflow_infinity): Likewise.
4299 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4300 (is_positive_overflow_infinity): Likewise.
4301 (is_overflow_infinity): Likewise.
4302 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4303 vrp_val_is_{min,max}.
4304 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4305 to ranges if possible. Avoid empty ranges.
4307 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4310 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4311 the expression is a function address.
4313 2008-04-01 George Helffrich <george@gcc.gnu.org>
4315 PR fortran/35154, fortran/23057
4316 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4317 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4318 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4319 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4321 (dbxout_syms): Check for COMMON-based symbol and wrap in
4322 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4323 in bracket for efficiency.
4325 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4326 using DW_TAG_common_block + member offset.
4327 (add_pubname_string): New function.
4328 (dw_expand_expr): New function to find block name and offset for
4330 (common_check): New function to check whether symbol in Fortran COMMON.
4331 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4333 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4336 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4338 2008-04-02 Ben Elliston <bje@au.ibm.com>
4340 * config/v850/v850.md (casesi): Remove if (0) code.
4341 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4342 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4344 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4346 * config/i386/i386.md (rex64suffix): New mode attribute.
4347 (floathi<mode>2): Disable expander for SSE math.
4348 (*floathi<mode>2_1): New insn insn_and_split pattern.
4349 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4350 corresponding post-reload splitters.
4351 (*floathi<mode>2_i387): New macroized insn pattern.
4352 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4353 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4354 insn_and_split pattern.
4355 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4356 New macroized instruction patterns and corresponding post-reload
4358 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4359 and corresponding post-reload splitters.
4360 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4361 New macroized instruction patterns.
4362 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4363 macroized instruction patterns and corresponding post-reload splitters.
4364 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4365 corresponding post-reload splitters.
4366 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4367 New macroized instruction patterns.
4368 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4369 corresponding post-reload splitters.
4370 (*floatsi<mode>2_i387): New macroized instruction patterns.
4372 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4374 * config/i386/i386.md (smaxmin): New.
4375 (umaxmin): Likewise.
4376 (maxminiprefix): Likewise.
4377 (maxminfprefix): Likewise.
4378 (<code><mode>3): Likewise.
4379 (smin<mode>3): Removed.
4380 (smax<mode>3): Likewise.
4382 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4383 (mmx_<code>v4hi3): Likewise.
4384 (mmx_<code>v8qi3): Likewise.
4385 (mmx_smaxv2sf3): Removed.
4386 (mmx_sminv2sf3): Likewise.
4387 (mmx_umaxv8qi3): Likewise.
4388 (mmx_smaxv4hi3): Likewise.
4389 (mmx_uminv8qi3): Likewise.
4390 (mmx_sminv4hi3): Likewise.
4392 * config/i386/sse.md (<addsub><mode>3): New.
4393 (*<addsub><mode>3): Likewise.
4394 (<sse>_vm<addsub><mode>3): Likewise.
4395 (<maxmin><mode>3): Likewise.
4396 (*<maxmin><mode>3_finite): Likewise.
4397 (*<maxmin><mode>3): Likewise.
4398 (<sse>_vm<maxmin><mode>3): Likewise.
4399 (sse3_h<addsub>v4sf3): Likewise.
4400 (sse3_h<addsub>v2df3): Likewise.
4401 (<maxmin>v16qi3): Likewise.
4402 (*<maxmin>v16qi3): Likewise.
4403 (<maxmin>v8hi3): Likewise.
4404 (*<maxmin>v8hi3): Likewise.
4405 (*sse4_1_<maxmin><mode>3): Likewise.
4406 (*sse4_1_<maxmin><mode>3): Likewise.
4407 (add<mode>3): Removed.
4408 (*add<mode>3): Likewise.
4409 (<sse>_vmadd<mode>3): Likewise.
4410 (sub<mode>3): Likewise.
4411 (*sub<mode>3): Likewise.
4412 (<sse>_vmsub<mode>3): Likewise.
4413 (smin<mode>3): Likewise.
4414 (*smin<mode>3_finite): Likewise.
4415 (*smin<mode>3): Likewise.
4416 (<sse>_vmsmin<mode>3): Likewise.
4417 (smax<mode>3): Likewise.
4418 (*smax<mode>3_finite): Likewise.
4419 (*smax<mode>3): Likewise.
4420 (<sse>_vmsmax<mode>3): Likewise.
4421 (sse3_haddv4sf3): Likewise.
4422 (sse3_haddv2df3): Likewise.
4423 (sse3_hsubv4sf3): Likewise.
4424 (sse3_hsubv2df3): Likewise.
4425 (umaxv16qi3): Likewise.
4426 (*umaxv16qi3): Likewise.
4427 (smaxv8hi3): Likewise.
4428 (*smaxv8hi3): Likewise.
4429 (*sse4_1_smax<mode>3): Likewise.
4430 (*sse4_1_umax<mode>3): Likewise.
4431 (uminv16qi3): Likewise.
4432 (*uminv16qi3): Likewise.
4433 (sminv8hi3): Likewise.
4434 (*sminv8hi3): Likewise.
4435 (*sse4_1_smin<mode>3): Likewise.
4436 (*sse4_1_umin<mode>3): Likewise.
4438 2008-04-01 Rafael Espindola <espindola@google.com>
4440 * tree-cfg.c (verify_expr): remove in_phi.
4441 (verify_stmt): Don't call walk_tree with verify_expr. Use
4442 is_gimple_min_invariant instead of is_gimple_val.
4444 2008-04-01 Joseph Myers <joseph@codesourcery.com>
4446 * doc/include/gpl_v3.texi: Update for manpage generation.
4447 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
4449 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
4450 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
4451 gpl_v3.texi instead of gpl.texi.
4454 2008-04-01 Jakub Jelinek <jakub@redhat.com>
4457 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
4459 2008-04-01 Rafael Espindola <espindola@google.com>
4461 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
4462 (extract_code_and_val_from_cond): Use
4463 extract_code_and_val_from_cond_with_ops.
4465 2008-04-01 Jan Hubicka <jh@suse.cz>
4467 * function.c (free_after_compilation): Free epilogue_delay_list.
4468 (prepare_function_start): Assert that previous compilation was freed.
4470 2008-04-01 Jan Hubicka <jh@suse.cz>
4471 Jim Wilson <wilson@tuliptree.org>
4472 Andreas Tobler <andreast@gcc.gnu.org>
4475 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4476 rtl.emit instead cfun->emit.
4477 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4478 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4480 2008-04-01 Ben Elliston <bje@au.ibm.com>
4482 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4484 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4486 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4488 (fprofile-use): Add var flag_profile_use
4489 * coverage.c (coverage_begin_output): Do not open a gcno file for
4490 output only if -ftest-coverage is set.
4491 Do not add getpwd() to gcda file path.
4492 (build_gcov_info): Check the new flag
4493 flag_profile_datafile_relative_path.
4494 (coverage_init): Use profile_data_prefix.
4495 Read profile counter only if flag_profile_use is set.
4496 * opts.c (common_handle_option): New option fprofile-use=,
4497 fprofile-dir=, fprofile-generate=.
4498 * toplev.c (profile_data_prefix): New variable definition.
4499 * toplev.h (profile_data_prefix): New declaration.
4500 * doc/invoke.tex (Option Summary, Optimization Options):
4503 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4505 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4506 use tmp consistently.
4509 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4510 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4511 UNSPEC_FR_RECIP_APPROX_RES.
4512 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4514 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4517 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4519 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4522 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4523 element of the vector via a pointer.
4525 2008-03-31 Ian Lance Taylor <iant@google.com>
4527 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4529 2008-03-31 Jan Hubicka <jh@suse.cz>
4531 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4532 get_arg_pointer_save_area.
4533 * expr.c (init_expr): Just clear out rtl.expr.
4534 * function.c (free_after_compilation): Clear out whole RTL structure.
4535 (get_func_frame_size): Merge into ...
4536 (get_frame_size): ... this one.
4537 (assign_stack_local_1): Merge into ...
4538 (assign_stack_local): ... this one.
4539 (expand_function_end): Update call of get_arg_pointer_save_area.
4540 (get_art_pointer_save_area): Remove cfun argument.
4541 * function.h (emit_status): regno_pointer_align does not need length
4542 attribute. Move x_regno_reg_rtx to ...
4543 (regno_reg_rtx): ... new global array.
4544 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4545 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4546 apply_args_value, forced_labels, stack_pointer_delta):
4548 (struct varasm_status): Move here from varasm.c
4549 (struct rtl_data): New. Move here some fields from struct function.
4550 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4551 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4552 used_temp_slots avail_temp_slots, temp_slot_level,
4553 nonlocal_goto_handler_labels): Update accesstors.
4554 (rtl): New global variable.
4555 (struct function): Move some fileds to rtl_data.
4556 (get_arg_pointer_save_area): Update prototype.
4557 * emit-rtl.c (rtl): Declare.
4558 (regno_reg_rtx): Declare.
4559 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4561 (gen_reg_rtx): Update.
4562 (init_virtual_regs): Do not tate emit_status argument.
4563 (init_emit): Do not allocate emit.
4564 * varasm.c (varasm_statuc): Move to function.h.
4565 (n_deferred_constatns): Update accestor.
4566 (init_varasm_status): Do not allocate varasm_status.
4567 (force_const_mem, get_pool_size, output_constant_pool): Update.
4568 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4569 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4571 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4573 PR rtl-optimization/35729
4574 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4577 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4580 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4581 load/store if memory is unaligned.
4582 (*movti_rex64): Likewise.
4584 * config/i386/predicates.md (misaligned_operand): New.
4586 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4589 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4592 2008-03-31 Jan Beulich <jbeulich@novell.com>
4594 * config/ia64/constraints.md: Add 'j' constraint.
4595 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4596 (movdi_internal): Likewise.
4598 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4601 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4603 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4606 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4607 proper error message for the third argument on blendpd and
4610 * config/i386/sse.md (blendbits): New.
4611 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4613 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4615 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4617 2008-03-30 Richard Guenther <rguenther@suse.de>
4620 * fold-const.c (fold_sign_changed_comparison): Do leave
4621 conversions to base-types alone.
4623 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4625 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4626 the link register if one altivec register is be saved.
4628 2008-03-30 Ben Elliston <bje@au.ibm.com>
4630 * final.c (final_scan_insn): Remove if (0) code.
4632 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4634 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4636 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4638 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4639 of V4SFmode to ix86_binary_operator_ok.
4641 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4643 * config/i386/i386.c (override_options): Initialize
4644 ix86_veclib_handler to ix86_veclibabi_svml when
4645 -mveclibabi=svml is used.
4646 (ix86_veclibabi_svml): New function for SVML ABI style
4647 vectorization support.
4648 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4650 2008-03-28 Rafael Espindola <espindola@google.com>
4652 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4653 (tree_binary_nonnegative_warnv_p): Make it public.
4654 (tree_single_nonnegative_warnv_p): Make it public.
4655 (tree_invalid_nonnegative_warnv_p): Make it public.
4656 (tree_unary_nonzero_warnv_p): Make it public.
4657 (tree_binary_nonzero_warnv_p): Make it public
4658 (tree_single_nonzero_warnv_p): Make it public.
4659 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4660 (extract_range_from_binary_expr): Split the expr argument.
4661 (extract_range_from_unary_expr): Split the expr argument.
4662 (extract_range_from_comparison): Split the expr argument.
4663 (extract_range_from_expr): Use the new aux functions.
4664 (vrp_evaluate_conditional_warnv): Use
4665 vrp_evaluate_conditional_warnv_with_ops.
4666 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4667 (tree_binary_nonzero_warnv_p): Declare.
4668 (tree_single_nonzero_warnv_p): Declare.
4669 (tree_expr_nonzero_warnv_p): Declare.
4670 (tree_unary_nonnegative_warnv_p): Declare.
4671 (tree_binary_nonnegative_warnv_p): Declare.
4672 (tree_single_nonnegative_warnv_p): Declare.
4673 (tree_invalid_nonnegative_warnv_p): Declare.
4675 2008-03-28 Richard Guenther <rguenther@suse.de>
4677 PR tree-optimization/30317
4678 PR tree-optimization/30911
4679 PR tree-optimization/34793
4680 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4681 (struct assert_locus_d): New member EXPR.
4682 (register_new_assert_for): Add EXPR parameter to support
4683 ASSERT_EXPR <name, expr OP limit>.
4684 (register_edge_assert_for_1): Adjust callers.
4685 (find_assert_locations): Likewise.
4686 (process_assert_insertions_for): Build condition from expression.
4687 (extract_range_from_assert): Handle ASSERT_EXPRs
4688 of the form ASSERT_EXPR <name, expr OP limit>.
4689 (register_edge_assert_for_2): New helper registering
4690 asserts for comparisons. Recognize range tests of the form
4691 (unsigned)i - CST1 OP CST2.
4692 (register_edge_assert_for_1): Use it.
4693 (register_edge_assert_for): Likewise.
4694 (needs_overflow_infinity): Integer sub-types
4695 do not need overflow infinities.
4696 (vrp_val_is_max): The extreme values of integer sub-types
4697 are those of the base type.
4698 (vrp_val_is_min): Likewise.
4699 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4702 2008-03-28 Nick Clifton <nickc@redhat.com>
4705 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4706 Return GENERAL_REGS for stack adjustment reloads.
4708 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4711 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4712 const_vector when all the vectors are constant.
4714 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4716 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4718 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4719 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4721 (s<code>_sf): Use new scc_sf attribute for opcode names.
4723 2008-03-27 Tom Tromey <tromey@redhat.com>
4725 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4726 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4727 config/spu/t-spu-elf, config/i386/t-interix,
4728 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4729 config/i386/x-darwin, config/i386/x-mingw32,
4730 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4731 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4732 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4733 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4734 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4735 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4736 config/score/t-score-elf, config/arm/t-strongarm-pe,
4737 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4738 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4739 Revert automatic dependency patch.
4741 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4744 * config/i386/i386.c (ix86_function_arg_boundary): Align
4745 decimal floating point to its natural boundary.
4747 2008-03-27 Richard Guenther <rguenther@suse.de>
4750 * fold-const.c (fold_comparison): Restrict distinct decl
4751 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4752 solely rely on operand_equal_p.
4754 2008-03-27 Richard Guenther <rguenther@suse.de>
4757 * c-common.c (handle_weak_attribute): Reject combination of
4760 2008-03-27 Richard Guenther <rguenther@suse.de>
4762 PR tree-optimization/32810
4763 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4764 conversions from DECL_INITIAL.
4765 (fold_const_aggregate_ref): Likewise from constructor elements.
4767 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4769 * tree-affine.h (aff_combination_expand): Declare.
4770 (get_inner_reference_aff): Likewise.
4771 * tree-affine.c (aff_combination_expand): Split out from
4772 tree_to_aff_combination_expand.
4773 (get_inner_reference_aff): New function.
4774 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4775 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4776 (struct lim_aux_data): sm_done field removed.
4777 (mem_ref_loc_p, mem_ref_locs_p): New types.
4778 (struct mem_ref): Added id, stored, accesses_in_loop,
4779 indep_loop, dep_loop, indep_ref, dep_ref fields.
4780 Removed is_stored, locs and next fields.
4781 (memory_accesses): New variable.
4782 (movement_possibility): Do not allow moving statements
4783 that store to memory.
4784 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4786 (determine_max_movement): For statements with memory references,
4787 find the outermost loop in that the reference is independent.
4788 (move_computations_stmt): Mark the virtual operands for renaming.
4789 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4790 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4791 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4792 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4793 create_vop_ref_mapping, analyze_memory_references,
4794 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4795 get_all_locs_in_loop, ref_always_accessed_p,
4796 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4797 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4798 store_motion_loop, store_motion): New functions.
4799 (struct vop_to_refs_elt): New type.
4800 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4801 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4802 (schedule_sm): Replaced by...
4803 (execute_sm): ... this.
4804 (determine_lsm_ref, hoist_memory_references,
4805 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4806 find_more_ref_vops, free_mem_ref, free_mem_refs,
4807 determine_lsm_loop, determine_lsm): Removed.
4808 (tree_ssa_lim_finalize): Free data structures used by store motion.
4809 (tree_ssa_lim): Call analyze_memory_references. Use
4810 store_motion instead of determine_lsm.
4812 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4814 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4815 rename tmake_file to m68hc11/t-m68hc11.
4816 (mcore): Set inhibit_libc to true.
4817 * config.host (alpha*-dec-*vms*): Set extra_programs.
4818 (interix3*): Don't use host_xmake_file.
4819 * configure.ac: Let config.gcc override inhibit_libc.
4820 * configure: Regenerate.
4822 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4823 * config/t-openbsd-thread: Remove commented out lines.
4825 * config/x-interix: Remove.
4827 * config/m68hc11/t-m68hc11-gas: Rename to...
4828 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4830 * config/mcore/t-mcore: Remove T_CFLAGS.
4831 * config/mcore/t-mcore-pe: Likewise.
4833 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4835 * configure.ac: Replace custom __GNU_SOURCE test with
4836 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4837 * aclocal.m4: Regenerate.
4838 * configure: Regenerate.
4839 * config.in: Regenerate.
4841 2008-03-27 Richard Guenther <rguenther@suse.de>
4843 * fold-const.c (target.h): Include.
4844 (fold_comparison): Fold comparison of addresses of decls
4845 that bind locally or of constants. Consolidate address folding code.
4846 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4847 results from fold_binary_to_constant.
4848 (compare_values_warnv): Likewise.
4850 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4853 * fold-const.c (fold_truthop): Check for integeral types when folding
4854 a == 0 && b == 0 and a != 0 || b != 0 .
4856 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4858 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4860 2008-03-26 Andreas Schwab <schwab@suse.de>
4862 * doc/invoke.texi: Fix use of @item vs. @itemx.
4864 2008-03-26 Tom Tromey <tromey@redhat.com>
4866 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4867 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4868 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4869 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4870 build/genconstants.o, build/genemit.o, build/genextract.o,
4871 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4872 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4875 2008-03-26 Richard Guenther <rguenther@suse.de>
4878 2008-03-26 Richard Guenther <rguenther@suse.de>
4880 * fold-const.c (target.h): Include.
4881 (fold_comparison): Fold comparison of addresses of two decls
4882 that bind locally. Consolidate address folding code.
4884 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4886 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4887 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4888 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4889 dconstsqrt2, dconstthird, dconste and/or dconst10.
4890 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4891 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4892 dconstsqrt2, dconste): Delete.
4893 (init_emit_once): Likewise. Simplify initializing dconstm1.
4895 * real.c (get_real_const): New.
4896 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4897 dconstsqrt2, dconste): Delete.
4898 (real_value_const, get_real_const): New.
4900 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4902 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4904 * config/i386/i386.c (ix86_function_arg_boundary): Check
4905 BIGGEST_ALIGNMENT instead of 128.
4906 (setup_incoming_varargs_64): Likewise.
4908 2008-03-26 Tom Tromey <tromey@redhat.com>
4910 * Makefile.in (DEPFILES): Add missing '/'.
4912 2008-03-26 Richard Guenther <rguenther@suse.de>
4914 * fold-const.c (target.h): Include.
4915 (fold_comparison): Fold comparison of addresses of two decls
4916 that bind locally. Consolidate address folding code.
4918 2008-03-26 Nick Clifton <nickc@redhat.com>
4921 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4922 not allow INT+INT as a legitimate addressing mode.
4924 2008-03-26 Richard Guenther <rguenther@suse.de>
4926 * tree-flow.h (widen_bitfield): Remove declaration.
4927 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4928 (widen_bitfield): Remove function.
4929 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4932 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4935 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4938 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4940 PR rtl-optimization/35232
4941 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4942 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4943 reg_reloaded_call_part_clobbered here.
4944 (reload_regs_reach_end_p): New function.
4945 (reload_reg_rtx_for_input): New variable.
4946 (reload_reg_rtx_for_output): Likewise.
4947 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4948 when reassigning a pseudo register. Load reloadreg from
4949 reload_reg_rtx_for_input, moving the mode and register
4951 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4952 instead of the original when deciding whether an input reload
4953 would be a no-op or whether an output reload can be deleted.
4954 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4955 when setting up new_spill_reg_store. Load it from
4956 reload_reg_rtx_for_output, moving the mode and register
4958 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4959 instead of the original when deciding whether an output reload
4960 would be a no-op. Do the same when modifying insn notes.
4961 Use rtx_equal_p instead of == to compare the registers.
4962 (inherit_piecemeal_p): Take a mode and two register numbers
4964 (emit_reload_insns): Clear new_spill_reg_store for every hard
4965 register in the reload register. Remove spill registers
4966 from reg_reloaded_valid before considering whether to record
4967 inheritance information for them. Use reload_reg_rtx_for_output
4968 instead of reg_rtx when recording output reloads. Use
4969 reload_reg_rtx_for_input instead of reg_rtx when recording
4970 input reloads. Set or clear reg_reloaded_call_part_clobbered
4971 at the same time as setting reg_reloaded_valid.
4972 (delete_output_reload): Add a new_reload_reg parameter and use it
4973 instead of rld[j].reg_rtx.
4974 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4977 2008-03-25 Tom Tromey <tromey@redhat.com>
4979 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4980 (build/genattr.o): Likewise.
4981 (build/genattrtab.o): Likewise.
4982 (build/gencodes.o): Likewise.
4983 (build/genconfig.o): Likewise.
4984 (build/genconstants.o): Likewise.
4985 (build/genemit.o): Likewise.
4986 (build/genextract.o): Likewise.
4987 (build/genflags.o): Likewise.
4989 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4991 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4992 instead of size_int for integer types.
4993 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4994 to match type of MINUS_EXPR.
4996 2008-03-25 Tom Tromey <tromey@redhat.com>
4998 * configure: Rebuilt.
4999 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5002 2008-03-25 Tom Tromey <tromey@redhat.com>
5004 * config/x-solaris (host-solaris.o): Update.
5005 * config/x-linux (host-linux.o): Update.
5006 * config/x-hpux (host-hpux.o): Update.
5007 * config/x-darwin (host-darwin.o): Update.
5008 * config/v850/t-v850e (v850-c.o): Update.
5009 * config/v850/t-v850 (v850-c.o): Update.
5010 * config/t-vxworks (vxworks.o): Update.
5011 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5012 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5013 * config/spu/t-spu-elf (spu-c.o): Update.
5015 * config/sh/t-symbian (sh-c.o): Update.
5016 (symbian.o): Update.
5017 * config/sh/t-sh (sh-c.o): Update.
5018 * config/score/t-score-elf (score7.o, score3.o): Update.
5019 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5020 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5021 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5022 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5024 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5025 * config/m32c/t-m32c (m32c-pragma.o): Update.
5026 * config/ia64/t-ia64 (ia64-c.o): Update.
5027 * config/i386/x-mingw32 (host-mingw32.o): Update.
5028 * config/i386/x-i386 (driver-i386.o): Update.
5029 * config/i386/x-darwin (host-i386-darwin.o): Update.
5030 * config/i386/x-cygwin (host-cygwin.o): Update.
5031 * config/i386/t-nwld (nwld.o): Update.
5032 * config/i386/t-netware (netware.o): Update.
5033 * config/i386/t-interix (winnt.o): Update.
5034 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5035 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5036 msformat-c.o): Update.
5037 * config/bfin/t-bfin-linux (generated_files): Add
5038 linux-sysroot-suffix.h.
5039 * config/arm/t-wince-pe (pe.o): Update.
5040 * config/arm/t-strongarm-pe (pe.o): Update.
5041 * config/arm/t-pe (pe.o): Update.
5042 * config/arm/t-arm (arm-c.o): Update.
5043 * doc/install.texi (Prerequisites): Require make 3.80.
5044 * Makefile.in: Remove .o targets.
5045 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5046 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5047 (simple_generated_h, simple_generated_c): Move earlier.
5048 (generated_files): New variable.
5049 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5050 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5051 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5052 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5053 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5054 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5055 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5056 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5057 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5058 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5059 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5060 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5062 (COMPILE.base, COMPILE): New variables.
5063 (%.o): New pattern rule.
5064 (ALL_HOST_OBJS): New variable.
5065 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5066 (dummy-checksum.o, cc1-checksum.o): Remove.
5067 (DRIVER_SHLIB): New variable.
5068 (DRIVER_DEFINES): Use it.
5069 (gencondmd.c): Move out of build/.
5070 (s-conditions): Update.
5071 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5072 (ALL_BUILD_OBJS): Likewise.
5073 (build/%.o): Use BUILDCOMPILE.
5074 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5075 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5076 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5077 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5078 build/genconfig.o, build/genconstants.o, build/genemit.o,
5079 build/genextract.o, build/genflags.o, build/genmddeps.o,
5080 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5081 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5082 build/gen-protos.o, build/scan.o, build/fix-header.o,
5083 build/scan-decls.o): Simplify.
5084 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5085 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5086 prefix.o, toplev.o): Reduce to variable setting.
5087 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5088 ($(out_object_file), gcc-options.o): New targets.
5089 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5090 * configure: Rebuilt.
5091 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5092 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5094 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5096 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5097 complain when we hit an error, return ERROR_MARK_NODE.
5099 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5101 * config/sh/constraints.md (Pso, Psz): New constraints.
5102 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5103 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5105 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5107 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5108 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5110 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5112 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5113 (prefetch_sh2a): New.
5115 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5116 Naveen.H.S <naveen.hs@kpitcummins.com>
5118 * config/sh/constraints.md (I28): New constraint.
5119 * config/sh/sh.c (broken_move): Add support for movi20s.
5120 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5122 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5123 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5124 Naveen.H.S <naveen.hs@kpitcummins.com>
5126 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5127 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5128 (print_operand): Handle resbank in %@ operand code.
5129 (sh_encode_section_info): New.
5130 (push_regs): Add conditions for resbank.
5131 (sh_expand_epilogue): Likewise.
5132 (sh_insert_attributes): Likewise.
5133 (sh_attribute_table): Likewise.
5134 (sh_handle_resbank_handler_attribute): New.
5135 (sh2a_handle_function_vector_handler_attribute): New.
5136 (sh2a_is_function_vector_call): New.
5137 (sh2a_get_function_vector_number): New.
5138 (sh2a_function_vector_p): New.
5139 (sh_cfun_resbank_handler_p): New.
5140 * config/sh/sh.md (calli): Emit jsr/n if possible.
5141 (calli_tbr_rel): New.
5142 (calli_pcrel): Emit jsr/n if possible.
5143 (return_i): Emit rts/n if possible.
5144 (call_valuei_tbr_rel): New.
5145 (call_valuei_pcrel): Add condition for SH2A target.
5146 (call_value): Likewise.
5147 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5148 (sh2a_get_function_vector_number): Likewise.
5149 (sh2a_is_function_vector_call): Likewise.
5150 * doc/extend.texi: Document TBR relative addressing of SH2A.
5151 (resbank): Add description for SH2A.
5153 2008-03-24 Richard Guenther <rguenther@suse.de>
5156 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5157 pointer assignments change conversions according to middle-end rules.
5158 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5159 * configure.ac: Include type checking in yes.
5160 * configure: Regenerate.
5162 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5164 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5165 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5167 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5169 * gthr-vxworks.h (UNUSED): Define.
5171 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5173 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5175 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5177 * doc/extend.texi (Function Attributes): Add missing comma in the
5178 example of the "alloc_size" attribute.
5180 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5183 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5185 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5188 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5191 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5192 of the underlying type of a MS bitfield layout to the natural
5193 alignment of the type.
5195 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5197 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5198 to their natural alignment to avoid store forwarding stalls.
5200 2008-03-22 Richard Guenther <rguenther@suse.de>
5202 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5203 For PHI nodes verify the address is invariant.
5204 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5205 (get_symbol_constant_value): Use is_gimple_min_invariant.
5206 (maybe_fold_stmt_indirect): Likewise.
5208 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5210 PR rtl-optimization/33927
5211 * Makefile.in (dse.o): Depend on $(TM_P_H).
5212 * expr.h (extract_low_bits): Declare.
5213 * expmed.c (extract_low_bits): New function.
5214 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5215 * dse.c: Include tm_p.h.
5216 (find_shift_sequence): Remove the read_reg argument and return the
5217 read value. Emit the instructions instead of returning them.
5218 Iterate on new_mode rather than calculating it each time.
5219 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5220 source to NEW_MODE and extract_low_bits to convert the shifted
5222 (replace_read): Allow the load and store to have different mode
5223 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5224 or extraction instructions before trying the replacement. Update
5225 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5227 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5229 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5230 to their natural alignment to avoid store forwarding stalls.
5232 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5235 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5236 encouraging but not allowing gprs for input;
5237 change the input constraint to !f#r.
5238 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5240 change the output constraint to !f#r.
5242 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5245 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5246 corresponding post-reload splitters.
5247 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5248 when x87 FP math is selected.
5249 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5250 New function prototype.
5251 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5252 unreachable function to ease macroization of insn patterns.
5254 2008-03-21 Martin Jambor <mjambor@suse.cz>
5256 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5257 reference dumps if ddr is NULL or dependence is unknown.
5259 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5261 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5262 unsigned extension into account.
5263 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5264 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5265 Do computations on a scratch register.
5267 2008-03-21 Richard Guenther <rguenther@suse.de>
5269 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5270 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5271 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5272 * tree-ssa-dom.c (record_equality): Likewise.
5273 * tree-inline.c (copy_body_r): Likewise.
5274 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5277 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5279 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5280 as 'delete_unused' argument.
5282 2008-03-20 Richard Guenther <rguenther@suse.de>
5284 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5285 special casing of constant qualifiers.
5286 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5287 care about them in general.
5288 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5289 regardless of their type.
5290 (fold_stmt_r): Forcefully fold *& if we end up with that.
5292 2008-03-20 Paul Brook <paul@codesourcery.com>
5294 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5295 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5297 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5299 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5300 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5302 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5304 * common.opt (Wmudflap): New option.
5305 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5306 (mx_register_decls): Likewise.
5307 (mudflap_finish_file): Likewise.
5308 * doc/invoke.texi: Document -Wno-mudflap.
5310 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5312 * c-format.c (replace_format_name_to_system_name): New.
5314 (convert_format_name_to_system_name): New.
5315 (decode_format_attr): Add use of convert_format_name_to_system_name.
5316 (format_types_orig): Add gnu_ prefix to names.
5317 (check_format_info_main): Special treating of \0 escaped names for
5318 supporting multi-character format specifiers as I32, I64.
5319 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5320 (gnu_target_overrides_format_attributes): New.
5321 * c-format.h: Add structure target_ovr_attr to hold
5322 system specific formatter names.
5323 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5324 msformat-c.o file to c_target_objs and cxx_target_objs.
5325 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5326 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5327 (TARGET_N_FORMAT_TYPES): New.
5328 * config/i386/msformat-c.c: New.
5329 * config/i386/t-cygming: Add build rule for msformat-c.o.
5330 * doc/extend.texi: Add new format names gnu_* and ms_* and
5332 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5334 2008-03-20 Ira Rosen <irar@il.ibm.com>
5336 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5337 optimizations turned on under -O3.
5338 (ftree-vectorize): Add that the flag is turned on with -O3.
5340 2008-03-20 Ben Elliston <bje@au.ibm.com>
5342 * regmove.c (try_auto_increment): Fix spelling error in comment.
5343 * final.c (final_scan_insn): Likewise.
5345 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5348 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5349 allocator preferences for "y" and "r" class registers.
5350 ("*mov<mode>_internal"): Ditto.
5351 ("*movv2sf_internal_rex64"): Ditto.
5352 ("*movv2sf_internal"): Ditto.
5354 2008-03-19 Michael Matz <matz@suse.de>
5357 * calls.c (expand_call): Check overlap of arguments with call
5358 address for sibcalls.
5360 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5363 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5364 of the underlying type of a MS bitfield layout to the natural
5365 alignment of the type.
5367 2008-03-19 Jan Hubicka <jh@suse.cz>
5370 * toplev.c (decode_d_option): Handle all CPP flags.
5371 * tree-vrp.c: Update tree_pass descriptors.
5372 * regrename.c: Update tree_pass descriptors.
5373 * fwprop.c: Update tree_pass descriptors.
5374 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5375 * tree-into-ssa.c: Update tree_pass descriptors.
5376 * tree-dump.c: Update tree_pass descriptors.
5377 * tree-complex.c: Update tree_pass descriptors.
5378 * tree-dump.h: Update tree_pass descriptors.
5379 * see.c: Update tree_pass descriptors.
5380 * cgraphbuild.c: Update tree_pass descriptors.
5381 * tracer.c: Update tree_pass descriptors.
5382 * tree-loop-distribution.c: Update tree_pass descriptors.
5383 * cgraph.c: Update tree_pass descriptors.
5384 * postreload-gcse.c: Update tree_pass descriptors.
5385 * postreload.c: Update tree_pass descriptors.
5386 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5387 * tree-tailcall.c: Update tree_pass descriptors.
5388 * tree-pass.h (tree_opt_pass): Rename to ...
5389 (opt_pass) ... this one; add "type" field and remove letter field.
5390 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5391 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5392 all_lowering_passes): Update declaration.
5393 * ipa-cp.c: Update tree_pass descriptors.
5394 * final.c: Update tree_pass descriptors.
5395 * omp-low.c: Update tree_pass descriptors.
5396 * tree-ssa-dse.c: Update tree_pass descriptors.
5397 * ipa-reference.c: Update tree_pass descriptors.
5398 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5399 * auto-inc-dec.c: Update tree_pass descriptors.
5400 * reorg.c: Update tree_pass descriptors.
5401 * cgraphunit.c: Update tree_pass descriptors.
5402 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5403 * tree-ssa-ccp.c: Update tree_pass descriptors.
5404 * df-core.c: Update tree_pass descriptors.
5405 * mode-switching.c: Update tree_pass descriptors.
5406 * tree-nomudflap.c: Update tree_pass descriptors.
5407 * modulo-sched.c: Update tree_pass descriptors.
5408 * ipa-pure-const.c: Update tree_pass descriptors.
5409 * cse.c: Update tree_pass descriptors.
5410 * web.c: Update tree_pass descriptors.
5411 * tree-stdarg.c: Update tree_pass descriptors.
5412 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5413 * tree-ssa-dom.c: Update tree_pass descriptors.
5414 * tree-nrv.c: Update tree_pass descriptors.
5415 * tree-ssa-alias.c: Update tree_pass descriptors.
5416 * loop-init.c: Update tree_pass descriptors.
5417 * gimple-low.c: Update tree_pass descriptors.
5418 * ipa-inline.c: Update tree_pass descriptors.
5419 * tree-ssa-sink.c: Update tree_pass descriptors.
5420 * global.c: Update tree_pass descriptors.
5421 * ifcvt.c: Update tree_pass descriptors.
5422 * jump.c: Update tree_pass descriptors.
5423 * predict.c: Update tree_pass descriptors.
5424 * tree-ssa-loop.c: Update tree_pass descriptors.
5425 * recog.c: Update tree_pass descriptors.
5426 * dse.c: Update tree_pass descriptors.
5427 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5428 * tree-eh.c: Update tree_pass descriptors.
5429 * regmove.c: Update tree_pass descriptors.
5431 * function.c: Update tree_pass descriptors.
5432 * tree-vectorizer.c: Update tree_pass descriptors.
5433 * gcse.c: Update tree_pass descriptors.
5434 * ipa-type-escape.c: Update tree_pass descriptors.
5435 * tree-if-conv.c: Update tree_pass descriptors.
5436 * init-regs.c: Update tree_pass descriptors.
5437 * ipa.c: Update tree_pass descriptors.
5438 * tree-ssa-phiopt.c: Update tree_pass descriptors.
5439 * rtl-factoring.c: Update tree_pass descriptors.
5440 * lower-subreg.c: Update tree_pass descriptors.
5441 * bt-load.c: Update tree_pass descriptors.
5442 * tree-dfa.c: Update tree_pass descriptors.
5443 * except.c: Update tree_pass descriptors.
5444 * emit-rtl.c: Update tree_pass descriptors.
5445 * cfgexpand.c: Update tree_pass descriptors.
5446 * tree-cfgcleanup.c: Update tree_pass descriptors.
5447 * cfgcleanup.c: Update tree_pass descriptors.
5448 * tree-ssa-pre.c: Update tree_pass descriptors.
5449 * tree-sra.c: Update tree_pass descriptors.
5450 * tree-mudflap.c: Update tree_pass descriptors.
5451 * tree-ssa-copy.c: Update tree_pass descriptors.
5452 * cfglayout.c: Update tree_pass descriptors.
5453 * tree-ssa-forwprop.c: Update tree_pass descriptors.
5454 * tree-ssa-dce.c: Update tree_pass descriptors.
5455 * tree-ssa.c: Update tree_pass descriptors.
5456 * regclass.c: Update tree_pass descriptors.
5457 * integrate.c: Update tree_pass descriptors.
5458 * tree-optimize.c: Update tree_pass descriptors.
5459 * tree-ssa-phiprop.c: Update tree_pass descriptors.
5460 * tree-object-size.c: Update tree_pass descriptors.
5461 * combine.c: Update tree_pass descriptors.
5462 * tree-outof-ssa.c: Update tree_pass descriptors.
5463 * bb-reorder.c: Update tree_pass descriptors.
5464 * stack-ptr-mod.c: Update tree_pass descriptors.
5465 * var-tracking.c: Update tree_pass descriptors.
5466 * tree-profile.c: Update tree_pass descriptors.
5467 * tree-vect-generic.c: Update tree_pass descriptors.
5468 * reg-stack.c: Update tree_pass descriptors.
5469 * sched-rgn.c: Update tree_pass descriptors.
5470 * tree-ssa-structalias.c: Update tree_pass descriptors.
5471 * tree-cfg.c: Update tree_pass descriptors.
5472 * passes.c (current_pass): Update declaration.
5473 (finish_optimization_passes): Update.
5474 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5475 (register_one_dump_file, register_dump_files_1, next_pass_1):
5477 (init_optimization_passes): Update handling of new types.
5478 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5479 * ipa-struct-reorg.c: Update tree_pass descriptors.
5480 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5481 * combine-stack-adj.c: Update tree_pass descriptors.
5482 * cfgrtl.c: Update tree_pass descriptors.
5483 * dce.c: Update tree_pass descriptors.
5484 * tree-ssanames.c: Update tree_pass descriptors.
5486 2008-03-19 Richard Guenther <rguenther@suse.de>
5489 * tree-ssa.c (walk_data): New structure.
5490 (warn_uninitialized_var): If not always_executed warn with "maybe"
5492 (execute_early_warn_uninitialized): Compute post-dominators.
5493 Initialize always_executed before processing each basic block.
5495 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5498 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5499 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5501 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5503 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5505 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5507 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5509 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5510 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5511 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5512 target after ignore has been set, and move there also the commputation
5513 of subtarget and original_target.
5514 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5515 (LANG_HOOKS_INITIALIZER): Remove it.
5516 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5518 2008-03-18 Richard Guenther <rguenther@suse.de>
5520 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5521 found an expression with constants, note that in the VN for the lhs.
5522 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5523 fold them to constants if possible. Run cleanup_cfg if done so.
5524 (execute_pre): Return todo.
5526 (execute_fre): Likewise.
5527 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5529 (get_prop_source_stmt): Look through pointer conversions.
5531 2008-03-18 Jan Hubicka <jh@suse.cz>
5533 * tree-pretty-print.c: Include predict.h.
5534 (dump_generic_node): Dump predictor.
5535 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5536 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5537 * gimple-low.c (lower_stmt): Likewise.
5538 * expr.c (expand_expr_real): Likewise.
5539 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5541 (build_predict_expr, build_predict_expr): New.
5542 * predict.h (predictor_name, build_predict_expr): Update.
5543 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5544 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5545 * predict.def (PRED_CONTINUE): Update hitrate.
5546 * tree.def (PREDICT_EXPR): Define.
5547 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5548 do not handle BIND_EXPR.
5549 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5550 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5551 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5554 2008-03-18 Michael Matz <matz@suse.de>
5556 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5558 2008-03-18 Richard Guenther <rguenther@suse.de>
5560 * tree-gimple.h (is_gimple_invariant_address): Declare.
5561 (is_gimple_constant): Likewise.
5562 * tree-gimple.c (is_gimple_constant): New function.
5563 (is_gimple_invariant_address): Likewise.
5564 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5565 and is_gimple_invariant_address.
5566 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5568 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5569 an addressable base.
5571 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5574 * gimplify.c (gimplify_expr): Gimplify second operand of
5577 2008-03-17 Richard Guenther <rguenther@suse.de>
5579 PR tree-optimization/19637
5580 * fold-const.c (fold_unary): Remove restrictions of removing
5581 intermediate pointer-conversions (P2)(P1)P0.
5582 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5583 conversion to void pointer.
5584 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5586 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5589 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5590 emulated thread local variables.
5592 2008-03-16 Richard Guenther <rguenther@suse.de>
5595 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5596 expand TREE_INVARIANT operations that are not gimple invariant.
5598 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5600 * doc/extend.texi (Alignment): Say that the ABI controls
5601 the __alignof__ for non-strict-alignment targets rather
5602 than being a recommendation.
5604 2008-03-15 Paul Brook <paul@codesourcery.com>
5606 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5608 (arm_output_fn_unwind): Mark functions that can not be unwound.
5610 2008-03-15 Paul Brook <paul@codesourcery.com>
5612 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5613 extension instructions.
5615 2008-03-15 Richard Guenther <rguenther@suse.de>
5617 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5618 and fold constant aggregate refs.
5619 (fold_const_aggregate_ref): Handle string constants
5620 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5621 (evaluate_stmt): Simplify now that ccp_fold folds constant
5624 2008-03-15 Paul Brook <paul@codesourcery.com>
5626 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5627 (extzv): Use gen_extzv_t2.
5628 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5630 2008-03-15 Richard Guenther <rguenther@suse.de>
5632 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5633 (fold_const_aggregate_ref): Likewise.
5634 (get_value): Return NULL if we don't have any values.
5635 (ccp_finalize): Set const_val to NULL after freeing it.
5636 * tree-flow.h (get_symbol_constant_value): Declare.
5637 (fold_const_aggregate_ref): Likewise.
5638 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5640 2008-03-15 Richard Guenther <rguenther@suse.de>
5643 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5644 to not produce negative array indices if not allowed. Add
5645 parameter to indicate that.
5646 (maybe_fold_offset_to_component_ref): Allow negative array
5647 indices only for the first member of a structure.
5648 (maybe_fold_offset_to_reference): Allow negative array indices.
5649 (maybe_fold_stmt_addition): Likewise.
5651 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5652 Anatoly Sokolov <aesok@post.ru>
5654 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5655 (avr_arch): Add ARCH_AVR6.
5656 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5657 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5658 instead of fixed value 2.
5659 (print_operand_address): Use gs() asm specifier instead of pm().
5660 (avr_assemble_integer): (Ditto.).
5661 (avr_output_addr_vec_elt): (Ditto.).
5662 (print_operand): Handle "!" code.
5663 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5664 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5665 (AVR_HAVE_EIJMP_EICALL): Define.
5666 (AVR_3_BYTE_PC): Redefine.
5667 (AVR_2_BYTE_PC): (Ditto.).
5668 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5669 (LINK_SPEC): Add atmega2560 and atmega2561.
5670 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5672 * config/avr/avr.md (call_insn): Use eicall instead of icall
5673 for 3 byte PC devices.
5674 (call_value_insn): (Ditto.).
5675 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5676 (indirect_jump): Use only for for 2 byte PC devices.
5677 (*tablejump): (Ditto.).
5678 (*indirect_jump_avr6): Add insn.
5679 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5680 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5681 instead of ijmp for 3 byte PC devices.
5682 (__tablejump2__): (Ditto.).
5683 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5684 (MULITLIB_DIRNAMES): (Ditto.).
5685 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5687 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5689 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5690 "sse2_umulsidi3". Use V1DI mode for operand 0.
5691 ("mmx_psadbw"): Use V1DI mode for operand 0.
5692 * config/i386/i386-modes.def (V1SI): New vector mode.
5693 * config/i386/i386.c (struct builtin_description)
5694 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5695 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5696 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5697 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5698 v1di_ftype_v8qi_v8qi type.
5699 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5701 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5702 __builtin_ia32_pmuludq]: Fix the mode of return value.
5704 2008-03-15 Richard Guenther <rguenther@suse.de>
5707 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5710 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5712 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5713 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5714 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5715 unless TARGET_SERIALIZE_VOLATILE is enabled.
5716 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5717 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5718 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5720 2008-03-14 Richard Guenther <rguenther@suse.de>
5722 PR tree-optimization/34172
5723 * tree-flow.h (refs_may_alias_p): Declare.
5724 (get_single_def_stmt): Likewise.
5725 (get_single_def_stmt_from_phi): Likewise.
5726 (get_single_def_stmt_with_phi): Likewise.
5727 * tree-dfa.c (refs_may_alias_p): New function.
5728 (get_single_def_stmt): Likewise.
5729 (get_single_def_stmt_from_phi): Likewise.
5730 (get_single_def_stmt_with_phi): Likewise.
5731 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5732 (vn_reference_lookup_1): New helper function.
5733 (vn_reference_lookup): Walk the virtual use-def chain to
5734 continue searching for a match if the def does not alias the
5735 reference we are looking for.
5737 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5739 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5740 archive and Perzl. Update The Written Word listing.
5742 2008-03-14 Richard Guenther <rguenther@suse.de>
5744 PR tree-optimization/34043
5745 PR tree-optimization/33989
5746 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5748 (bitmap_find_leader): Use extra argument to verify dominance
5749 relationship inside a basic-block.
5750 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5751 (find_leader_in_sets): Adjust.
5752 (create_component_ref_by_pieces): Take extra argument for
5753 dominance check, handle lookup failures.
5754 (find_or_generate_expression): Likewise.
5755 (create_expression_by_pieces): Likewise.
5756 (insert_into_preds_of_block): Adjust.
5757 (create_value_expr_from): If asked for, verify all operands
5758 are in the blocks AVAIL_OUT set.
5759 (make_values_for_stmt): Check for SSA_NAMEs that are life
5760 over an abnormal edge.
5761 (compute_avail): Remove such check.
5762 (do_SCCVN_insertion): New function.
5763 (eliminate): If we do not find a leader suitable for replacement
5764 insert a replacement expression from SCCVN if available.
5765 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5766 (struct vn_ssa_aux): Add needs_insertion flag.
5767 * tree-ssa-sccvn.c (may_insert): New global flag.
5768 (copy_reference_ops_from_ref): Value-number union member access
5769 based on its size, not type and member if insertion is allowed.
5770 (visit_reference_op_load): For a weak match from union type
5771 punning lookup a view-converted value and insert a SSA_NAME
5772 for that value if that is not found.
5773 (visit_use): Make dumps shorter. Do not disallow value numbering
5774 SSA_NAMEs that are life over an abnormal edge to constants.
5775 (free_scc_vn): Release inserted SSA_NAMEs.
5776 (run_scc_vn): New flag to specify whether insertion is allowed.
5777 Process SSA_NAMEs in forward order.
5778 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5779 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5780 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5781 pointer type to/from integral types that do not change the
5782 precision to regular conversions.
5784 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5786 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5787 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5788 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5789 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5790 input arguments and the mode of return value. Built-in functions
5791 that operate on whole 64-bit MMX register now use V1DI mode.
5793 2008-03-13 Alon Dayan <alond@il.ibm.com>
5794 Olga Golovanevsky <olga@il.ibm.com>
5796 PR tree-optimization/35041
5797 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5798 to locate the right position in a statement.
5800 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5804 * config/i386/xmmintrin.h: Change all static inline functions to
5805 extern inline and add __gnu_inline__ attribute.
5806 * config/i386/bmintrin.h: Ditto.
5807 * config/i386/smmintrin.h: Ditto.
5808 * config/i386/tmmintrin.h: Ditto.
5809 * config/i386/mmintrin-common.h: Ditto.
5810 * config/i386/ammintrin.h: Ditto.
5811 * config/i386/emmintrin.h: Ditto.
5812 * config/i386/pmmintrin.h: Ditto.
5813 * config/i386/mmintrin.h: Ditto.
5814 * config/i386/mm3dnow.h: Ditto.
5816 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5819 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5820 (lower_omp_2): New function.
5821 (lower_omp_1, lower_omp): Rewritten.
5823 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5826 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5827 with the phrase "Microsoft Windows compilers".
5828 (Push/Pop Macro Pragmas): New subsection. Document
5829 #pragma push_macro and pragma pop_macro.
5831 2008-03-12 Paul Brook <paul@codesourcery.com>
5833 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5835 2008-03-12 Paul Brook <paul@codesourcery.com>
5837 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5838 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5839 (thumb2_addsi_shortim): Rename ...
5840 (thumb2_addsi_short): ... to this. Allow register operands.
5841 (thumb2_subsi_short): New pattern.
5842 (thumb2_one_cmplsi2_short,
5843 thumb2_negsi2_short): New patterns and peepholes.
5845 2008-03-12 Paul Brook <paul@codesourcery.com>
5847 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5849 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5851 * config/i386/i386.md (int_cond): New code iterator.
5853 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5854 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5855 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5856 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5857 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5858 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5859 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5860 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5862 2008-03-12 Paul Brook <paul@codesourcery.com>
5864 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5865 instead of {arm,thumb}_compute_save_reg_mask.
5866 (output_return_instruction): Ditto.
5867 (thumb_unexpanded_epilogue): Ditto.
5868 (thumb1_expand_prologue): Ditto.
5869 (thumb1_output_function_prologue): Ditto.
5870 (arm_set_return_address): Ditto.
5871 (thumb_set_return_address): Ditto.
5872 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5873 regs to achieve stack alignment.
5874 (thumb1_compute_save_reg_mask): Fix compiler warning.
5875 (arm_output_epilogue): Use offsets->saved_regs_mask.
5876 Adjust stack pointer by poping call clobered registers.
5877 (arm_expand_prologue): Use offsets->saved_regs_mask.
5878 Adjust stack pointer by pushing extra registers.
5879 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5881 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5884 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5885 conversion to the operands of a multiplication.
5887 2008-03-12 Richard Guenther <rguenther@suse.de>
5889 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5890 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5891 * timevar.def (TV_TREE_PHIPROP): Add.
5892 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5893 pass description. Use TV_TREE_PHIPROP.
5894 * tree-ssa-forwprop.c: Remove phiprop code.
5896 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5899 * omp-low.c (maybe_lookup_decl): Constify first argument.
5900 (use_pointer_for_field): Change last argument from bool to
5901 omp_context *. Disallow shared copy-in/out in nested
5902 parallel if decl is shared in outer parallel too.
5903 (build_outer_var_ref, scan_sharing_clauses,
5904 lower_rec_input_clauses, lower_copyprivate_clauses,
5905 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5907 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5908 Ira Rosen <irar@il.ibm.com>
5910 * tree-vectorizer.c (free_stmt_vec_info): New function.
5911 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5912 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5913 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5914 * tree-vect-transform.c (vectorizable_conversion): Free
5915 vec_oprnds0 if it was allocated.
5916 (vect_permute_store_chain): Remove unused VECs.
5917 (vectorizable_store): Free VECs that are allocated in the..
5919 (vect_transform_strided_load, vectorizable_load): Likewise.
5920 (vect_remove_stores): Simplify the code.
5921 (vect_transform_loop): Move code to vect_remove_stores().
5922 Call vect_remove_stores() and free_stmt_vec_info().
5924 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5926 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5927 TARGET_HPUX. Revise comment.
5928 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5929 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5930 Use sr4 variant of `be' instruction when not generating PIC code.
5931 (attr_length_call): Adjust for above change.
5933 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5935 * ipa-reference.c (static_execute): Remove module_statics_const and
5936 associated setting code.
5938 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5941 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5942 predicate for operand 1.
5943 (paritysi2_cmp): Use register_operand predicate for operand 2.
5944 Use earlyclobber modifier for operand 1. Remove support for
5946 (paritydi2_cmp): Use register_operand predicate for operand 3.
5947 Use earlyclobber modifier for operand 1. Remove support for
5950 2008-03-11 Paul Brook <paul@codesourcery.com>
5951 Vladimir Prus <vladimir@codesourcery.com>
5953 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5954 (arm_compute_save_reg0_reg12_mask): Always
5955 check if register 11 must be saved. Always safe hard frame pointer
5956 when frame_pointer_needeed.
5957 (arm_compute_save_reg_mask): Save IP and PC
5958 only with apcs frames.
5959 (arm_output_epilogue): Adjust Thumb2 codepath to
5960 be also invoked and work for ARM non-apcs frames.
5961 (arm_expand_prologue): Don't bother saving IP
5962 for non-apcs frame, since it's not clobbered by
5963 prologue code. Implement non-apcs frame
5966 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5968 PR rtl-optimization/35281
5969 * expr.c (convert_move): Use a new pseudo for the intermediate
5970 from_mode->word_mode result.
5972 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5974 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5975 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5976 * toplev.c (compile_file): Don't call it.
5978 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5981 * expr.c (store_expr): Call emit_block_move if the mode
5982 of "temp" RTX is BLKmode.
5984 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5985 Richard Guenther <rguenther@suse.de>
5987 PR tree-optimization/31358
5988 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5989 the step with a NULL_TREE.
5990 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5991 to sizetype if type is a pointer type.
5992 (add_candidate_1): Don't convert the base and step to
5993 the generic type if the orginal type is a pointer type.
5994 (add_iv_value_candidates): Use sizetype for the step
5995 if type is a pointer type.
5996 (cand_value_at): Likewise.
5997 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5999 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6000 Don't convert the tem affine to the type.
6001 (add_elt_to_tree): Use sizetype for the step if a pointer.
6002 Use POINTER_PLUS_EXPR for pointers.
6003 (aff_combination_to_tree): Use sizetype for the step if a
6006 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6008 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6009 Remove commutativity hint.
6011 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6015 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6016 errorneous type. Check that v is a VAR_DECL.
6019 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6021 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6023 PR tree-optimization/35494
6024 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6025 may be overriden at link and run time.
6027 2008-03-10 Richard Guenther <rguenther@suse.de>
6029 PR tree-optimization/34677
6030 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6031 (poolify_tree): Likewise.
6032 (modify_expr_template): Likewise.
6033 (poolify_modify_stmt): Likewise.
6034 (insert_fake_stores): Handle all component-ref style stores
6035 in addition to INDIRECT_REF. Also handle complex types.
6036 Do not poolify the inserted load.
6037 (realify_fake_stores): Do not rebuild the tree but only
6038 make it a SSA_NAME copy.
6039 (init_pre): Remove initialzation of modify_expr_template.
6040 Do not allocate modify_expr_node_pool.
6041 (fini_pre): Do not free modify_expr_node_pool.
6043 2008-03-10 Paul Brook <paul@codesourcery.com>
6045 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6048 2008-03-10 Paul Brook <paul@codesourcery.com>
6049 Mark Shinwell <shinwell@codesourcery.com>
6051 * config/arm/cortex-r4.md: New.
6052 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6054 * config/arm/arm.md: Include cortex-r4.md.
6055 (insn): Add smmls, sdiv and udiv values.
6056 (generic_sched): Don't use generic scheduling for Cortex-R4.
6057 (arm_issue_rate): New function.
6058 (TARGET_SCHED_ISSUE_RATE): Define.
6060 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6062 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6064 2008-03-10 Richard Guenther <rguenther@suse.de>
6066 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6067 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6069 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6071 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6072 Set default to true.
6074 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6076 * c.opt (Wsynth): Deprecate.
6077 * doc/invoke.texi (Option Summary, Warning Options): Document
6078 -Wno-format-contains-nul.
6080 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6083 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6084 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6086 2008-03-09 Ira Rosen <irar@il.ibm.com>
6088 * config/rs6000/rs6000.c (builtin_description): Rename vector
6089 left shift operations.
6090 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6091 (altivec_vsl<VI_char>): Rename to ...
6092 (ashl<mode>3): ... new name.
6093 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6095 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6097 2008-03-08 Richard Guenther <rguenther@suse.de>
6099 * coverage.h (tree_coverage_counter_addr): Declare.
6100 * coverage.c (tree_coverage_counter_addr): New function.
6101 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6103 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6104 (tree_gen_one_value_profiler): Likewise.
6105 (tree_gen_ic_profiler): Likewise.
6106 (tree_gen_average_profiler): Likewise.
6107 (tree_gen_ior_profiler): Likewise.
6109 2008-03-08 Richard Guenther <rguenther@suse.de>
6111 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6112 (vn_binary_op_insert): Likewise.
6113 (vn_unary_op_lookup): Likewise.
6114 (vn_unary_op_insert): Likewise.
6115 (vn_nary_op_lookup): Declare.
6116 (vn_nary_op_insert): Likewise.
6117 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6118 and binary hashes, use a single obstack for unary_op_pool
6120 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6121 a single struct vn_nary_op_s. Store tree code length and
6122 a variable number of operands.
6123 (struct vn_reference_op_struct): Remove unused op2.
6124 (vn_reference_op_eq): Do not compare op2.
6125 (vn_reference_op_compute_hash): Do not compute hash of op2.
6126 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6127 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6128 with vn_nary_op_compute_hash.
6129 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6130 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6132 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6134 (visit_unary_op): Call nary functions.
6135 (visit_binary_op): Likewise.
6136 (process_scc): Adjust for struct vn_tables_s changes.
6137 (allocate_vn_table): Likewise.
6138 (free_vn_table): Likewise.
6139 * tree-vn.c (vn_add): Call nary functions.
6140 (vn_lookup): Likewise.
6142 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6145 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6146 wdst back after sync_compare_and_swapqhi_internal.
6148 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6151 * config/i386/i386-modes.def (V1DI): New vector mode.
6152 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6153 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6154 (MMXMODE248): Ditto.
6155 (MMXMODE): Add V1DI mode.
6156 (mmxvecsize): Change DI mode to V1DI mode.
6157 ("mov<mode>): Use MMXMODEI8 mode iterator.
6158 ("*mov<mode>_internal_rex64"): Ditto.
6159 ("*mov<mode>_internal"): Ditto.
6160 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6161 ("mmx_sub<mode>3"): Ditto.
6162 ("mmx_adddi3"): Remove insn pattern.
6163 ("mmx_subdi3"): Ditto.
6164 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6165 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6166 ("mmx_ashl<mode>3"): Ditto.
6167 ("mmx_lshrdi3"): Remove insn pattern.
6168 ("mmx_ashldi3"): Ditto.
6169 * config/i386/i386.c (classify_argument): Handle V1DImode.
6170 (function_arg_advance_32): Ditto.
6171 (function_arg_32): Ditto.
6172 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6173 mmx_addv1di3 insn pattern.
6174 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6175 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6176 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6177 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6178 Remove definitions of built-in functions.
6179 (V1DI_type_node): New node.
6180 (v1di_ftype_v1di_int): Ditto.
6181 (v1di_ftype_v1di_v1di): Ditto.
6182 (v2si_ftype_v2si_si): Ditto.
6183 (v4hi_ftype_v4hi_di): Remove node.
6184 (v2si_ftype_v2si_di): Ditto.
6185 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6186 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6187 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6188 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6189 Add new builtins using def_builtin_const.
6190 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6191 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6192 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6193 * config/i386/mmintrin.h (__v1di): New typedef.
6194 (_mm_add_si64): Cast arguments to __v1di type.
6195 (_mm_sub_si64): Ditto.
6196 (_mm_sll_pi16): Cast __count to __v4hi type.
6197 (_mm_sll_pi32): Cast __count to __v2si type.
6198 (_mm_sll_si64): Cast arguments to __v1di type.
6199 (_mm_srl_pi16): Cast __count to __v4hi type.
6200 (_mm_srl_pi32): Cast __count to __v2si type.
6201 (_mm_srl_si64): Cast arguments to __v1di type.
6202 (_mm_sra_pi16): Cast __count to __v4hi type.
6203 (_mm_sra_pi32): Cast __count to __v2si type.
6204 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6205 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6206 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6207 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6208 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6209 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6210 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6211 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6212 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6213 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6214 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6215 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6217 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6219 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6221 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6224 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6225 reg+const addressing for Altivec modes. Don't generate reg+reg
6226 addressing for TFmode or TDmode quantities.
6228 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6230 * c-common.c (vector_types_convertible_p): Call langhook
6231 instead of comptypes.
6233 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6236 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6237 integral and scalar float variables which have a
6240 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6242 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6243 dwarf_register_span hook when emitting unwind information for
6244 register-to-memory saves.
6245 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6246 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6248 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6250 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6251 for the same VAR_DECL.
6253 2008-03-06 Tom Tromey <tromey@redhat.com>
6256 * doc/standards.texi (Standards): Don't mention treelang.
6257 * doc/invoke.texi (Overall Options): Don't mention treelang.
6258 * doc/install.texi (Prerequisites): Don't mention bison or
6260 (Configuration): Don't mention treelang.
6261 (Building): Likewise.
6262 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6264 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6266 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6267 word-extractions out of a multi-word object.
6269 2008-03-06 Richard Guenther <rguenther@suse.de>
6271 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6272 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6273 result type and precision.
6274 * expr.c (get_inner_reference): Set unsignedp based on the result
6275 type of BIT_FIELD_REF.
6276 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6277 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6278 (try_instantiate_multiple_fields): Likewise. Use the correct type
6280 (sra_build_assignment): Likewise.
6281 (sra_build_elt_assignment): Likewise.
6282 (sra_explode_bitfield_assignment): Likewise.
6283 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6284 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6285 set BIT_FIELD_REF_UNSIGNED.
6286 (vectorizable_load): Likewise.
6288 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6290 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6293 2008-03-06 Richard Guenther <rguenther@suse.de>
6295 * alias.c (struct alias_set_entry): Move has_zero_child field
6296 to pack with alias_set.
6298 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6300 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6303 2008-03-05 Ian Lance Taylor <iant@google.com>
6305 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6307 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6309 * fwprop.c (update_df): Support width and offset parameters of
6311 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6312 global_conflicts): Change DF_REF_EXTRACT to either
6313 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6314 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6315 * df-scan.c (df_ref_record, df_defs_record,
6316 df_ref_create_structure, df_def_record_1, df_uses_record,
6317 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6318 df_bb_refs_collect, df_entry_block_defs_collect,
6319 df_exit_block_uses_collect): Support new width and offset fields.
6320 (ref_extract_pool): New storage pool.
6321 (df_free_ref): New function.
6322 (df_reg_chain_unlink, df_free_collection_rec,
6323 df_sort_and_compress_refs): Call df_free_ref.
6324 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6326 (df_ref_create_structure): Allocate df_ref_extract if offset and
6327 width fields are used.
6328 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6329 (df_uses_record): Get offset and width from ZERO_EXTRACT
6331 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
6332 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6333 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6334 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
6335 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6336 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6337 (df_ref_extract): New structure.
6338 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6339 (df_ref_create): Add width and offset parameters.
6341 2008-03-05 Richard Guenther <rguenther@suse.de>
6343 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6344 Use ranges_overlap_p.
6345 (offset_overlaps_with_access): Rename
6346 to ranges_overlap_p and move ...
6347 * tree-flow-inline.h (ranges_overlap_p): ... here.
6349 * tree.h (get_inner_reference, handled_component_p): Update
6352 * tree.h (record_component_aliases, get_alias_set,
6353 alias_sets_conflict_p, alias_sets_must_conflict_p,
6354 objects_must_conflict_p): Move declarations ...
6355 * alias.h (record_component_aliases, get_alias_set,
6356 alias_sets_conflict_p, alias_sets_must_conflict_p,
6357 objects_must_conflict_p): ... here.
6358 Include coretypes.h.
6359 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6361 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6363 * cfg.c: Include tree-flow.h.
6364 (remove_edge_raw): Call redirect_edge_var_map_clear.
6365 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6366 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6367 (redirect_edge_var_map_result): New.
6368 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6369 PENDING_STMT use with redirect_edge_var_map_*.
6370 * tree-ssa.c (edge_var_maps): New definition.
6371 (redirect_edge_var_map_add): New.
6372 (redirect_edge_var_map_clear): New.
6373 (redirect_edge_var_map_dup): New.
6374 (redirect_edge_var_map_vector): New.
6375 (redirect_edge_var_map_destroy): New.
6376 (ssa_redirect_edge): Replace PENDING_STMT use with
6377 redirect_edge_var_map_*.
6378 (flush_pending_stmts): Same.
6379 (delete_tree_ssa): Destroy edge var map.
6380 * tree-flow.h (struct _edge_var_map): New.
6381 Define edge_var_map vector type.
6382 Declare redirect_edge_var_map_* prototypes.
6383 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6384 * tree-cfg.c (reinstall_phi_args): Replace
6385 PENDING_STMT use with redirect_edge_var_map_*.
6387 2008-03-05 Richard Guenther <rguenther@suse.de>
6389 PR tree-optimization/35472
6390 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6391 whose single use_stmt has a overlapping set of loaded and
6392 stored symbols as that use_stmt might be a noop assignment then.
6394 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6396 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6398 2008-03-05 Richard Guenther <rguenther@suse.de>
6401 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6402 should be constants.
6403 * tree-cfg.c (verify_expr): Verify it.
6404 * fold-const.c (fold_truthop): Remove code generating
6405 BIT_FIELD_REFs of structure bases.
6406 (fold_binary): Likewise.
6407 (fold_ternary): Position and size of BIT_FIELD_REFs are
6408 always host integers.
6409 (make_bit_field_ref): Remove.
6410 (optimize_bit_field_compare): Remove.
6411 (all_ones_mask_p): Remove.
6413 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6416 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6417 (split_block_and_df_analyze): New. Split basic block and rebuild
6419 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6421 (split_pattern_seq): Likewise.
6422 (erase_matching_seqs): Likewise.
6423 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6425 2008-03-04 Geoff Keating <geoffk@apple.com>
6427 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6428 declaration and code.
6429 (tree_invalid_nonnegative_warnv_p): Likewise.
6431 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6433 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
6434 examples. Truncate option-names then causing overfull hbox.
6436 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6439 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
6441 * configure: Rebuilt.
6443 2008-03-04 Rafael Espindola <espindola@google.com>
6445 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
6446 (tree_unary_nonnegative_warnv_p): New.
6447 (tree_binary_nonnegative_warnv_p): New.
6448 (tree_single_nonnegative_warnv_p): New.
6449 (tree_invalid_nonnegative_warnv_p): New.
6450 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
6452 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6455 * opts.c (handle_option): Postpone 'unknown option' errors only for
6458 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
6461 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
6464 2008-03-04 Rafael Espindola <espindola@google.com>
6466 * fold-const.c (tree_unary_nonzero_warnv_p): New.
6467 (tree_binary_nonzero_warnv_p): New.
6468 (tree_single_nonzero_warnv_p): New.
6469 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
6471 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6474 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6475 transformations for modes that have signed zeros.
6476 * ifcvt.c (noce_try_abs): Ditto.
6478 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6480 * config/i386/i386.c (override_options): Force
6481 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6483 2008-03-04 Jan Hubicka <jh@suse.cz>
6486 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6489 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6491 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6492 label to probe the stack.
6494 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6496 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6497 (__gthr_win32_mutex_destroy): Declare.
6498 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6499 __gthr_win32_mutex_destroy.
6500 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6502 2008-03-03 Jan Hubicka <jh@suse.cz>
6505 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6506 aggressive on inlining cold calls.
6508 2008-03-03 Richard Guenther <rguenther@suse.de>
6510 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6511 struct copies into the expression table.
6512 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6513 (try_to_simplify): Likewise.
6514 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6515 integral and pointer arguments which do not change the
6516 precision to NOP_EXPRs.
6517 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6518 VIEW_CONVERT_EXPR case.
6520 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6522 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6523 defined in a loop at depth 0 is invariant.
6524 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6525 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6526 be called at loop depth 0.
6528 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6531 * gcc.c (process_command): Update copyright notice dates.
6532 * gcov.c (print_version): Likewise.
6533 * gcov-dump.c (print_version): Likewise.
6534 * mips-tfile.c (main): Likewise.
6535 * mips-tdump.c (main): Likewise.
6537 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6540 * c-common.c (flag_permissive): Delete.
6541 (constant_expression_warnings): Check flags first.
6542 (constant_expression_error): New.
6543 * c-common.h (flag_permissive): Delete.
6544 (constant_expression_error): Declare.
6545 * flags.h (flag_permissive): Declare. Update description.
6546 * diagnostic.c (pedwarn): Update.
6548 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6549 (permissive_error_kind): New.
6550 * toplev.c (flag_permissive): Define. Update description.
6551 * toplev.h (permissive_error_kind): Declare.
6552 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6553 (pedwarn_c90): Use pedantic_warning_kind.
6554 * c-opts.c (c_common_post_options): flag_permissive does not affect
6555 flag_pedantic_errors.
6557 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6559 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6560 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6561 __absvsi2, __absvDI2): Use unsigned arithmetic.
6563 2008-03-02 Andi Kleen <ak@suse.de>
6564 Richard Guenther <rguenther@suse.de>
6566 * struct-equiv.c: Remove file.
6567 * cfg_cleanup.c (condjump_equiv_p): Remove.
6568 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6569 (struct-equiv.o): Remove rule.
6570 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6571 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6572 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6574 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6576 * ifcvt.c (noce_process_if_block): Try to handle only the then
6577 block if the else block exists but isn't suitable.
6579 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6582 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6583 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6584 regression from previous patch.
6586 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6589 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6591 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6592 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6593 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6594 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6595 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6596 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6597 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6598 (__gthread_mutex_destroy_function): Rename to
6599 __gthread_mutex_destroy.
6600 * gthr-dce.h (__gthread_mutex_destroy): Call
6601 pthread_mutex_destroy.
6602 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6603 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6604 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6606 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6608 * df-scan.c (df_ref_chain_change_bb): Simplify.
6609 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6610 set_block_for_insn if there's any change.
6611 * df.h ((df_insn_change_bb): Fix prototype.
6612 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6613 df_insn_change_bb, don't call set_block_for_insn.
6614 * emit-rtl.c (reorder_insns): Likewise.
6615 * haifa-sched.c (move_insn): Likewise.
6617 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6619 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6621 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6623 * tree-flow-inline.h (next_readonly_imm_use): Return
6624 NULL_USE_OPERAND_P after the end.
6626 2008-03-01 Richard Guenther <rguenther@suse.de>
6628 PR tree-optimization/35411
6629 * tree-sra.c (sra_build_assignment): Split conversion to
6630 final type to a separate statement if we are not assigning
6633 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6635 * fold-const.c (fold_convertible_p): Correct the logic to follow
6636 that in fold_convert().
6638 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6641 * tree-inline.c (build_duplicate_type): When we make a
6642 duplicate type, make it unique in the canonical types system.
6644 2008-02-29 Tom Tromey <tromey@redhat.com>
6646 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6647 input_file_stack_history, input_file_stack_restored): Remove.
6648 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6649 * input.h (struct file_stack): Remove.
6650 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6651 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6653 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6655 (diagnostic_last_module_changed): Add 'map' argument.
6656 (diagnostic_set_last_function): Likewise.
6657 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6658 line map, not input_file_stack.
6659 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6661 2008-02-29 Paul Brook <paul@codesourcery.com>
6663 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6665 2008-02-29 Paul Brook <paul@codesourcery.com>
6667 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6669 2008-02-29 Richard Guenther <rguenther@suse.de>
6671 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6673 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6674 value for comparing for a store match.
6675 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6676 (try_to_simplify): Do not do a full-blown reference lookup.
6678 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6680 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6681 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6683 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6685 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6687 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6688 strides against cache sizes.
6690 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6692 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6695 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6697 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6698 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6699 is smaller than the original promoted value.
6700 (simplify_subreg): If OP is a SUBREG, try to preserve its
6701 SUBREG_PROMOTED_VAR_P information.
6703 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6705 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6706 (VN_INFO_GET): Allocate new objects on the obstack.
6707 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6708 for rpo_numbers_temp, for consistency.
6709 (free_scc_vn): Free the obstack.
6711 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6713 * doc/invoke.texi: Document -ftree-loop-distribution.
6714 * tree-loop-distribution.c: New.
6715 * tree-pass.h (pass_loop_distribution): New.
6716 * graphds.h (struct graph): Add htab_t indices.
6717 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6718 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6719 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6720 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6721 * tree-data-ref.c (debug_data_dependence_relations): New.
6722 (dump_data_dependence_relation): Also print data references.
6723 (free_data_ref): Extern.
6724 (same_access_functions): Moved...
6725 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6726 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6727 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6728 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6729 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6730 (stmts_from_loop): Skip LABEL_EXPR.
6731 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6733 (build_rdg): Initialize rdg->indices htab.
6734 (free_rdg, stores_from_loop, ref_base_address,
6735 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6736 have_similar_memory_accesses_1, ref_base_address_1,
6737 remove_similar_memory_refs): New.
6738 * tree-data-ref.h: Depend on tree-chrec.h.
6739 (debug_data_dependence_relations, free_data_ref): Declared.
6740 (same_access_functions): ... here.
6741 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6743 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6744 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6745 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6746 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6747 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6748 rdg_vertex_for_stmt): Declared.
6749 (struct rdg_edge): Add level.
6751 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6752 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6754 (rdg_has_similar_memory_accesses): New.
6755 * tree-vect-analyze.c: Remove unused static decls.
6756 * lambda.h (dependence_level): New.
6757 * common.opt (ftree-loop-distribution): New.
6758 * tree-flow.h (mark_virtual_ops_in_bb,
6759 slpeel_tree_duplicate_loop_to_edge_cfg,
6760 rename_variables_in_loop): Declared.
6761 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6762 (OBJS-common): Add tree-loop-distribution.o.
6763 (tree-loop-distribution.o): New rule.
6764 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6765 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6766 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6768 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6771 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6772 other than structures and unions.
6774 2008-02-28 Richard Guenther <rguenther@suse.de>
6777 2008-02-26 Richard Guenther <rguenther@suse.de>
6779 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6780 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6781 (lookup_decl_from_uid): Declare.
6782 (remove_decl_from_map): Likewise.
6783 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6784 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6785 (decl_for_uid_map): New global hashtable mapping DECL_UID
6787 (init_ttree): Allocate it.
6788 (insert_decl_to_uid_decl_map): New helper function.
6789 (make_node_stat): Insert new decls into the map.
6790 (copy_node_stat): Likewise.
6791 (lookup_decl_from_uid): New function.
6792 (remove_decl_from_map): Likewise.
6793 (print_decl_for_uid_map_statistics): New helper.
6794 (dump_tree_statistics): Call it.
6796 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6797 (referenced_var_iterator): Adjust.
6798 (FOR_EACH_REFERENCED_VAR): Adjust.
6799 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6800 (num_referenced_vars): Adjust.
6801 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6802 (first_referenced_var): Remove.
6803 (end_referenced_vars_p): Likewise.
6804 (next_referenced_var): Likewise.
6805 (referenced_var_iterator_set): New helper function.
6806 * tree-dfa.c (referenced_var_lookup): Adjust.
6807 (referenced_var_check_and_insert): Likewise.
6808 (remove_referenced_var): Likewise.
6809 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6810 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6811 (verify_call_clobbering): Likewise.
6812 (verify_memory_partitions): Likewise.
6813 (init_tree_ssa): Allocate bitmap instead of hashtable for
6815 (delete_tree_ssa): Adjust.
6816 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6817 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6818 (compute_tag_properties): Likewise.
6819 (set_initial_properties): Likewise.
6820 (find_partition_for): Likewise.
6821 (update_reference_counts): Likewise.
6822 (dump_may_aliases_for): Likewise.
6823 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6824 (add_call_clobber_ops): Likewise.
6825 (add_call_read_ops): Likewise.
6826 (get_asm_expr_operands): Likewise.
6827 * tree-into-ssa.c (dump_decl_set): Likewise.
6828 (update_ssa): Likewise.
6829 * tree-sra.c (scan_function): Likewise.
6830 (decide_instantiations): Likewise.
6831 (scalarize_parms): Likewise.
6832 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6833 (dsa_named_for): Likewise.
6834 * tree-ssa-structalias.c (update_alias_info): Likewise.
6835 (merge_smts_into): Likewise.
6837 2008-02-27 David Daney <ddaney@avtrex.com>
6840 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6841 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6842 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6843 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6844 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6846 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6849 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6850 (BUILT_IN_NEXTTOWARD): Remove.
6851 (BUILT_IN_NEXTTOWARDF): Ditto.
6852 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6853 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6855 2008-02-27 Tom Tromey <tromey@redhat.com>
6857 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6858 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6860 2008-02-27 Jan Beulich <jbeulich@novell.com>
6862 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6863 update the respective field on newdecl.
6865 2008-02-27 Revital Eres <eres@il.ibm.com>
6867 PR rtl-optimization/34999
6868 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6869 crossing edges that ends with a call insn.
6870 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6871 call insn and clear the EDGE_CROSSING flag of the crossing edge
6872 when fixing fallthru edges.
6874 2008-02-27 Richard Guenther <rguenther@suse.de>
6877 * fold-const.c (fold_unary): Return the correct argument,
6878 converted to the result type.
6880 2008-02-27 Richard Guenther <rguenther@suse.de>
6883 * expr.c (expand_expr_real_1): Assert on rotates that operate
6885 * fold-const.c (fold_binary): Use the types precision, not the
6886 bitsize of the mode if folding rotate expressions. Build rotates
6887 only for full modes.
6889 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6891 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6893 * c-pragma.c (pragma_ns_name): New typedef.
6894 (registered_pp_pragmas): New variable.
6895 (c_pp_lookup_pragma): New function.
6896 (c_register_pragma_1): If flag_preprocess_only, do nothing
6897 for non-expanded pragmas, for expanded ones push pragma's
6898 namespace and name into registered_pp_pragmas vector.
6899 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6900 flag_preprocess_only, don't register GCC pch_preprocess
6901 pragma if flag_preprocess_only.
6902 * c-opts.c (c_common_init): Call init_pragma even if
6903 flag_preprocess_only.
6904 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6905 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6906 cpp_register_pragma if flag_preprocess_only.
6908 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6911 * c-parser.c (c_parser_translation_unit): Warn for empty
6912 translation unit, not empty source file.
6914 2008-02-26 Paul Brook <paul@codesourcery.com>
6916 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6917 operand for Thumb-2.
6918 * config/arm/arm.h (reg_class): Add CORE_REGS.
6919 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6920 (BASE_REG_CLASS): Use CORE_REGS.
6921 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6922 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6923 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6924 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6925 ARM_REGNO_OK_FOR_INDEX_P.
6926 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6927 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6928 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6929 (ldm/stm peepholes): Ditto.
6930 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6931 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6932 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6933 * config/arm/constraints.md: Enable "k" constraint on ARM.
6935 2008-02-27 Ben Elliston <bje@au.ibm.com>
6937 * config/rs6000/rs6000.c: Annotate cache line size field in all
6938 instances of struct processor_costs.
6940 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6942 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6943 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6944 jump_bypass): New counters.
6945 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6946 * dce.c (gate_ud_dce): Same.
6947 (gate_fast_dce): Same.
6948 * dse.c (gate_dse1): New function.
6949 (gate_dse2): New function.
6950 (gate_dse): Merge results of new gate functions.
6951 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6952 (gate_handle_jump_bypass): Add dbg_cnt.
6953 (gate_handle_gcse): Add dbg_cnt.
6954 * ifcvt.c (gate_handle_if_conversion): Same.
6955 (gate_handle_if_after_combine): Same.
6956 (gate_handle_if_after_reload): Same.
6957 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6959 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6961 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6963 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6965 2008-02-26 Jason Merrill <jason@redhat.com>
6968 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6969 alone if it's the naming decl for the type's main variant.
6971 2008-02-26 Tom Tromey <tromey@redhat.com>
6973 * system.h (USE_MAPPED_LOCATION): Poison.
6974 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6975 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6976 (make_goto_expr_edges): Likewise.
6977 (remove_bb): Likewise.
6978 (execute_warn_function_return): Likewise.
6979 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6981 * c-common.c (fname_decl): Remove old location code.
6982 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6984 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6986 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6987 (gen_rtx_ASM_INPUT): Likewise.
6988 (gen_rtx_ASM_INPUT_loc): Likewise.
6989 (get_rtx_asm_OPERANDS): Remove.
6990 * cfglayout.c (insn_locators_alloc): Remove old location code.
6991 (set_curr_insn_source_location): Likewise.
6992 (curr_insn_locator): Likewise.
6993 * print-tree.c (print_node): Remove old location code.
6994 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6995 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6996 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6997 location_from_locus.
6998 (construct_exit_block): Remove old location code.
6999 * emit-rtl.c (force_next_line_note): Remove old location code.
7000 * profile.c (branch_prob): Remove old location code.
7001 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7002 LOC_LINE): Remove old-location variants.
7003 * langhooks.c (lhd_print_error_function): Remove old location
7005 * configure, config.in: Rebuilt.
7006 * configure.ac (--enable-mapped-location): Remove.
7007 * c-decl.c (c_init_decl_processing): Remove old location code.
7008 (finish_function): Likewise.
7009 * recog.c (decode_asm_operands): Remove old location code.
7010 * c-pch.c (c_common_read_pch): Remove old location code.
7011 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7013 * gimple-low.c (lower_function_body): Remove old location code.
7014 * toplev.c (unknown_location): Remove.
7015 (push_srcloc): Remove old-location variant.
7016 (process_options): Remove old location code.
7017 (lang_dependent_init): Likewise.
7018 * input.h (UNKNOWN_LOCATION): Move definition.
7019 (location_t): Undeprecate.
7020 (source_locus): Remove.
7021 (location_from_locus): Remove.
7022 (struct location_s): Remove.
7023 Remove all old-location code.
7024 (input_line, input_filename): Remove.
7025 * final.c (final_scan_insn): Remove old location code.
7026 * diagnostic.c (diagnostic_build_prefix): Remove
7027 USE_MAPPED_LOCATION test.
7028 * tree.h (gimple_stmt) <locus>: Now a location_t.
7029 (tree_exp) <locus>: Likewise.
7030 (DECL_IS_BUILTIN): Remove old-location variant.
7031 (annotate_with_file_line, annotate_with_locus): Likewise.
7032 (expr_locus, set_expr_locus): Update.
7033 * tree.c (build1_stat): Remove old location code.
7034 (last_annotated_node): Remove.
7035 (annotate_with_file_line): Remove old-location variant.
7036 (annotate_with_locus): Likewise.
7037 (expr_location): Remove old location code.
7038 (set_expr_location): Likewise.
7039 (expr_has_location): Likewise.
7040 (expr_locus): Likewise.
7041 (set_expr_locus): Likewise.
7042 (expr_filename): Don't use location_from_locus.
7043 (expr_lineno): Likewise.
7044 * rtl-error.c (location_for_asm): Remove old location code.
7045 * c-lex.c (cb_line_change): Remove old location code.
7046 (fe_file_change): Likewise.
7047 (cb_def_pragma): Likewise.
7048 (c_lex_with_flags): Likewise.
7049 * gengtype.c (do_typedef): Don't special-case location types.
7050 (define_location_structures): Remove.
7051 (main): Don't call define_location_structures.
7052 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7055 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7058 * builtins.def (BUILT_IN_STDARG_START): Remove.
7059 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7060 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7061 * tree-inline.c (inline_forbidden_p_1): Likewise.
7063 2008-02-26 Richard Guenther <rguenther@suse.de>
7065 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7066 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7067 (lookup_decl_from_uid): Declare.
7068 (remove_decl_from_map): Likewise.
7069 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7070 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7071 (decl_for_uid_map): New global hashtable mapping DECL_UID
7073 (init_ttree): Allocate it.
7074 (insert_decl_to_uid_decl_map): New helper function.
7075 (make_node_stat): Insert new decls into the map.
7076 (copy_node_stat): Likewise.
7077 (lookup_decl_from_uid): New function.
7078 (remove_decl_from_map): Likewise.
7079 (print_decl_for_uid_map_statistics): New helper.
7080 (dump_tree_statistics): Call it.
7082 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7083 (referenced_var_iterator): Adjust.
7084 (FOR_EACH_REFERENCED_VAR): Adjust.
7085 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7086 (num_referenced_vars): Adjust.
7087 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7088 (first_referenced_var): Remove.
7089 (end_referenced_vars_p): Likewise.
7090 (next_referenced_var): Likewise.
7091 (referenced_var_iterator_set): New helper function.
7092 * tree-dfa.c (referenced_var_lookup): Adjust.
7093 (referenced_var_check_and_insert): Likewise.
7094 (remove_referenced_var): Likewise.
7095 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7096 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7097 (verify_call_clobbering): Likewise.
7098 (verify_memory_partitions): Likewise.
7099 (init_tree_ssa): Allocate bitmap instead of hashtable for
7101 (delete_tree_ssa): Adjust.
7102 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7103 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7104 (compute_tag_properties): Likewise.
7105 (set_initial_properties): Likewise.
7106 (find_partition_for): Likewise.
7107 (update_reference_counts): Likewise.
7108 (dump_may_aliases_for): Likewise.
7109 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7110 (add_call_clobber_ops): Likewise.
7111 (add_call_read_ops): Likewise.
7112 (get_asm_expr_operands): Likewise.
7113 * tree-into-ssa.c (dump_decl_set): Likewise.
7114 (update_ssa): Likewise.
7115 * tree-sra.c (scan_function): Likewise.
7116 (decide_instantiations): Likewise.
7117 (scalarize_parms): Likewise.
7118 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7119 (dsa_named_for): Likewise.
7120 * tree-ssa-structalias.c (update_alias_info): Likewise.
7121 (merge_smts_into): Likewise.
7123 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7126 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7127 * c-opts.c (c_common_handle_option): Wall enables
7128 Wvolatile-register-var.
7129 * common.opt: Move Wvolatile-register-var to...
7132 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7134 * common.opt (Wlarger-than=): New.
7135 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7137 * opts.c (common_handle_option): Handle -Wlarger-than=.
7138 * optc-gen.awk: Likewise.
7139 * opth-gen.awk: Likewise.
7140 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7141 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7143 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7145 * c-common.c (match_case_to_enum_1): Add appropriate
7146 OPT_W* parameter to warning.
7147 (c_do_switch_warnings): Likewise.
7148 * c-typeck.c (warning_init): Add one more parameter following
7150 (push_init_level): Update call to warning_init.
7151 (pop_init_level): Likewise.
7152 (add_pending_init): Likewise.
7153 (output_init_element: Likewise.
7155 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7158 * toplev.c (toplev_main): If there are warnings or error, print
7159 errors for ignored options.
7160 * opts.c (ignored_options): New static variable.
7161 (postpone_unknown_option_error): New.
7162 (print_ignored_options): New.
7163 (handle_option): Postpone errors for unknown -Wno-* options.
7164 * opts.h (print_ignored_options): Declare.
7166 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7168 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7171 2008-02-25 Richard Guenther <rguenther@suse.de>
7174 2008-02-25 Richard Guenther <rguenther@suse.de>
7176 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7177 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7178 (lookup_decl_from_uid): Declare.
7179 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7180 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7181 (decl_for_uid_map): New global hashtable mapping DECL_UID
7183 (init_ttree): Allocate it.
7184 (insert_decl_to_uid_decl_map): New helper function.
7185 (make_node_stat): Insert new decls into the map.
7186 (copy_node_stat): Likewise.
7187 (lookup_decl_from_uid): New function.
7188 (print_decl_for_uid_map_statistics): New helper.
7189 (dump_tree_statistics): Call it.
7191 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7192 (referenced_var_iterator): Adjust.
7193 (FOR_EACH_REFERENCED_VAR): Adjust.
7194 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7195 (num_referenced_vars): Adjust.
7196 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7197 (first_referenced_var): Remove.
7198 (end_referenced_vars_p): Likewise.
7199 (next_referenced_var): Likewise.
7200 (referenced_var_iterator_set): New helper function.
7201 * tree-dfa.c (referenced_var_lookup): Adjust.
7202 (referenced_var_check_and_insert): Likewise.
7203 (remove_referenced_var): Likewise.
7204 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7205 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7206 (verify_call_clobbering): Likewise.
7207 (verify_memory_partitions): Likewise.
7208 (init_tree_ssa): Allocate bitmap instead of hashtable for
7210 (delete_tree_ssa): Adjust.
7211 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7212 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7213 (compute_tag_properties): Likewise.
7214 (set_initial_properties): Likewise.
7215 (find_partition_for): Likewise.
7216 (update_reference_counts): Likewise.
7217 (dump_may_aliases_for): Likewise.
7218 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7219 (add_call_clobber_ops): Likewise.
7220 (add_call_read_ops): Likewise.
7221 (get_asm_expr_operands): Likewise.
7222 * tree-into-ssa.c (dump_decl_set): Likewise.
7223 (update_ssa): Likewise.
7224 * tree-sra.c (scan_function): Likewise.
7225 (decide_instantiations): Likewise.
7226 (scalarize_parms): Likewise.
7227 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7228 (dsa_named_for): Likewise.
7229 * tree-ssa-structalias.c (update_alias_info): Likewise.
7230 (merge_smts_into): Likewise.
7232 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7235 * doc/invoke.texi (-fcx-limited-range): Document new option.
7236 * toplev.c (process_options): Handle -fcx-fortran-rules.
7237 * common.opt: Add documentation for -fcx-fortran-rules.
7239 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7242 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7243 actual behaviour and C99.
7245 2008-02-26 Ben Elliston <bje@au.ibm.com>
7247 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7248 (ASM_CPU_POWER6_SPEC): Likewise.
7249 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7250 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7251 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7253 2008-02-25 Richard Guenther <rguenther@suse.de>
7255 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7256 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7257 (lookup_decl_from_uid): Declare.
7258 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7259 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7260 (decl_for_uid_map): New global hashtable mapping DECL_UID
7262 (init_ttree): Allocate it.
7263 (insert_decl_to_uid_decl_map): New helper function.
7264 (make_node_stat): Insert new decls into the map.
7265 (copy_node_stat): Likewise.
7266 (lookup_decl_from_uid): New function.
7267 (print_decl_for_uid_map_statistics): New helper.
7268 (dump_tree_statistics): Call it.
7270 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7271 (referenced_var_iterator): Adjust.
7272 (FOR_EACH_REFERENCED_VAR): Adjust.
7273 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7274 (num_referenced_vars): Adjust.
7275 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7276 (first_referenced_var): Remove.
7277 (end_referenced_vars_p): Likewise.
7278 (next_referenced_var): Likewise.
7279 (referenced_var_iterator_set): New helper function.
7280 * tree-dfa.c (referenced_var_lookup): Adjust.
7281 (referenced_var_check_and_insert): Likewise.
7282 (remove_referenced_var): Likewise.
7283 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7284 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7285 (verify_call_clobbering): Likewise.
7286 (verify_memory_partitions): Likewise.
7287 (init_tree_ssa): Allocate bitmap instead of hashtable for
7289 (delete_tree_ssa): Adjust.
7290 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7291 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7292 (compute_tag_properties): Likewise.
7293 (set_initial_properties): Likewise.
7294 (find_partition_for): Likewise.
7295 (update_reference_counts): Likewise.
7296 (dump_may_aliases_for): Likewise.
7297 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7298 (add_call_clobber_ops): Likewise.
7299 (add_call_read_ops): Likewise.
7300 (get_asm_expr_operands): Likewise.
7301 * tree-into-ssa.c (dump_decl_set): Likewise.
7302 (update_ssa): Likewise.
7303 * tree-sra.c (scan_function): Likewise.
7304 (decide_instantiations): Likewise.
7305 (scalarize_parms): Likewise.
7306 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7307 (dsa_named_for): Likewise.
7308 * tree-ssa-structalias.c (update_alias_info): Likewise.
7309 (merge_smts_into): Likewise.
7311 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7314 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7315 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7316 * alias.h (nonoverlapping_memrefs_p): Likewise.
7318 2008-02-25 Jan Beulich <jbeulich@novell.com>
7320 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7321 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7322 __emultls_get_address, __emultls_register_common,
7323 __floatundi?f, and _Unwind_GetIPInfo.
7324 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7325 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7326 (gen_regparm_prefix): Likewise.
7327 (i386_nlm_encode_section_info): Sync with
7328 config/i386/winnt.c:i386_pe_encode_section_info().
7329 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7330 i386_nlm_mangle_decl_assembler_name): New.
7331 (netware_override_options): New.
7332 * config/i386/netware.h (netware_override_options): Declare.
7333 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7334 (i386_nlm_mangle_decl_assembler_name): Declare.
7335 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7337 2008-02-25 Ben Elliston <bje@au.ibm.com>
7340 * c-decl.c (grokdeclarator): Remove unused local variables
7341 `typedef_type' and `type_as_written'.
7343 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7344 unused local variable `has_hot_blocks'.
7345 (fix_crossing_conditional_branches): Remove unused local variable
7348 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7351 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7352 using DEF_C99_BUILTIN.
7353 (BUILT_IN_NANF): Ditto.
7354 (BUILT_IN_NANL): Ditto.
7356 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7357 Revital Eres <eres@il.ibm.com>
7359 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7360 regarding the order of two dependent insns in the same row.
7362 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7364 * stor-layout.c (layout_decl): Do not bump the alignment of a
7365 bit-field to more than byte alignment if it is packed.
7367 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7369 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7372 2008-02-24 Diego Novillo <dnovillo@google.com>
7374 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7377 * tree-vrp.c (vrp_evaluate_conditional): With
7378 -Wtype-limits, emit a warning when comparing against a
7379 constant outside the natural range of OP0's type.
7380 * c.opt (Wtype-limits): Move ...
7381 * common.opt (Wtype-limits): ... here.
7383 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7385 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7386 * config/rs6000/e300c2c3.md: New file.
7387 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7389 (rs6000_override_options): Add e300c2 and e300c3 cases to
7390 processor_target_table. Do not allow usage of Altivec or Spe
7391 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7392 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7393 * config/rs6000/rs6000.h (processor_type): Add
7394 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7395 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7396 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7397 and ppce300c3. Include e300c2c3.md.
7399 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7401 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7402 instead of TARGET_STRICT_ALIGN.
7404 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7406 * explow.c (memory_address): Assert that the generated address is
7409 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7412 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7413 * config/darwin-ppc-ldouble-patch.def: New file.
7414 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7415 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7416 SUBTARGET_INIT_BUILTINS if defined.
7417 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7420 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7423 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7424 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7426 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7429 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7430 file" warning condtional on -Winvalid-PCH.
7432 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7434 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
7436 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
7440 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
7441 prevent reload from using MMX registers.
7442 (*mov<mode>_internal): Ditto.
7443 (*movv2sf_internal_rex64): Ditto.
7444 (*movv2sf_internal): Ditto.
7446 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7448 PR documentation/31569
7449 * doc/install.texi2html: Use makeinfo --no-number-sections.
7451 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7453 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
7454 ensure that we can address an entire entity > 8 bytes. Don't
7455 generate reg+reg addressing for such data.
7457 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7459 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
7460 strings when optimizing for size, unless the target cares about
7463 2008-02-22 Tom Tromey <tromey@redhat.com>
7465 * regclass.c (current_pass): Remove declaration.
7467 2008-02-22 Anatoly Sokolov <aesok@post.ru>
7469 * config/avr/libgcc.S (__RAMPZ__): Define.
7470 (__do_copy_data): Add for devices with 128KB code memory.
7472 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7474 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7476 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7478 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7480 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7483 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7486 * c-typeck.c (build_binary_op): Warn about floating point
7487 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7489 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7492 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7493 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7495 (rs6000_override_options): Set altivec_abi as default, not override,
7496 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7497 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7498 is used; use new member spe_abi.
7499 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7500 spe_abi and altivec_abi.
7502 2008-02-22 Tomas Bily <tbily@suse.cz>
7504 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7506 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7509 * config.build (build_file_translate): Set to `CMD //c' only if
7511 * Makefile.in (build_file_translate): Improve comment.
7513 2008-02-21 Jan Hubicka <jh@suse.cz>
7515 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7516 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7517 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7519 2008-02-21 Michael Matz <matz@suse.de>
7522 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7524 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7526 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7527 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7529 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7530 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7531 SSE_VEC_FLOAT_MODE_P as insn constraint.
7532 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7533 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7534 sse4a_movntdf using MODEF mode iterator.
7535 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7536 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7537 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7538 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7539 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7540 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7541 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7543 2008-02-21 Richard Guenther <rguenther@suse.de>
7545 * tree.def (PAREN_EXPR): New tree code.
7546 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7548 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7549 * expr.c (expand_expr_real_1): Likewise.
7550 * tree-inline.c (estimate_num_insns_1): Likewise.
7551 * tree-complex.c (expand_complex_move): Likewise.
7552 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7555 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7558 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7560 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7563 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7565 * config/sh/sh.c (find_barrier): Don't go past
7566 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7568 2008-02-20 DJ Delorie <dj@redhat.com>
7570 * config/h8300/h8300.md (insv): Force source operand to be a register.
7572 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7573 as a jump, not as a plain insn.
7575 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7577 * doc/invoke.texi (Warning Options): Add new option
7578 -Wframe-larger-than=.
7579 (-Wframe-larger-than): Document.
7581 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7582 Add declarations for new option variables.
7584 * final.c (final_start_function): Check the frame size
7585 before emission and issue a Wframe-larger-than warning.
7587 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7588 Add definitions for new option variables.
7589 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7591 * common.opt (Wframe-larger-than=): New option.
7593 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7595 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7596 (<sse>_div<mode>3): Ditto.
7597 (<sse>_vmdiv<mode>3): Ditto.
7598 (<sse>_vmsqrt<mode>2): Ditto.
7599 (*smax<mode>3): Ditto.
7600 (sse5_frcz<mode>2): Ditto.
7601 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7604 2008-02-20 Richard Guenther <rguenther@suse.de>
7607 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7608 be happy with INTEGRAL_TYPE_P.
7610 2008-02-20 Richard Guenther <rguenther@suse.de>
7612 * fold-const.c (split_tree): Associate floatig-point expressions
7613 if flag_associative_math is set.
7615 2008-02-20 Richard Guenther <rguenther@suse.de>
7617 * tree.h (fold_real_zero_addition_p): Declare.
7618 * fold-const.c (fold_real_zero_addition_p): Export.
7619 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7620 floating-point operations with zero and one.
7622 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7624 * doc/install.texi: Correct references to CFLAGS, replacing them
7625 with BOOT_CFLAGS. Document flags used during bootstrap for
7628 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7630 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7631 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7632 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7634 (smin<mode>3): Ditto from similar patterns.
7635 (smax<mode>3): Ditto.
7636 (*ieee_smin<mode>3): Ditto.
7637 (*ieee_smax<mode>3): Ditto.
7638 * config/i386/sse.md (sse): New mode attribute.
7639 (mov<mode>): Macroize expander from movv4sf and movv2df using
7640 SSEMODEF2P mode iterator.
7641 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7642 SSE_VEC_FLOAT_MODE_P as insn constraint.
7643 (storent<mode>): Ditto.
7644 (storent<mode>): Macroize expander from storentsf and storentdf using
7645 MODEF mode iterator.
7646 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7647 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7648 (abs<mode>2): Ditto from similar patterns.
7649 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7650 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7651 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7652 (<sse>_vmsqrt<mode>2): Ditto.
7653 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7654 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7655 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7656 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7657 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7658 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7659 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7661 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7662 iterator and SSE_FLOAT_MODE_P as insn constraint.
7663 (<sse>_ucomi): Ditto from similar patterns.
7664 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7665 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7666 SSE_VEC_FLOAT_MODE_P as insn constraint.
7667 (vcond<mode>): Ditto from similar patterns.
7668 (and<mode>3, *and<mode>3): Ditto.
7669 (<sse>_nand<mode>3): Ditto.
7670 (ior<mode>3, *ior<mode>3): Ditto.
7671 (xor<mode>3, *xor<mode>3): Ditto.
7672 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7673 iterator and SSE_FLOAT_MODE_P as insn constraint.
7674 (*nand<mode>3): Ditto from similar patterns.
7675 (*ior<mode>3): Ditto.
7676 (*xor<mode>3): Ditto.
7678 2008-02-20 Ira Rosen <irar@il.ibm.com>
7680 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7681 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7682 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7684 2008-02-19 Jan Hubicka <jh@suse.cz>
7686 * predict.c (tree_bb_level_predictions): Remove variable next
7687 mistakely introduced by previous commit.
7689 2008-02-19 Jan Hubicka <jh@suse.cz>
7691 * predict.c (predict_paths_leading_to): Rewrite.
7692 (predict_paths_for_bb): New.
7693 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7695 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7698 * Makefile.in (build_file_translate): New.
7699 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7700 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7701 * configure.ac (build_file_translate): Substitute it.
7702 * configure: Regenerate.
7704 2008-02-19 Jan Hubicka <jh@suse.cz>
7706 PR rtl-optimization/34408
7707 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7710 2008-02-19 Jan Hubicka <jh@suse.cz>
7713 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7716 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7719 * config/i386/i386-modes.def: Revert the last DI alignment
7720 change until Ada people can look into it.
7722 2008-02-19 Nick Clifton <nickc@redhat.com>
7724 * opts.c (print_specific_help): Fix typo in --help text.
7726 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7729 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7730 32-bit inline asm without asm alternatives for host GCC < 3.0.
7732 2008-02-19 Richard Guenther <rguenther@suse.de>
7734 PR tree-optimization/34989
7735 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7736 Allow propagation to INDIRECT_REF if we can simplify only.
7738 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7740 * c-common.c (warn_for_collisions_1): Use appropriate option when
7743 2008-02-19 Nick Clifton <nickc@redhat.com>
7746 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7747 (handle_options): Fix indentation.
7748 (print_filtered_help): If no language-specific options were
7749 displayed tell the user how to list all the options supported by
7750 the language's front-end.
7751 (print_specific_help): Fix indentation and remove duplicate line.
7752 (common_handle_option): Handle the -v option.
7753 For --help enable the display of undocumented options if the -v
7754 switch has been included on the command line.
7755 For --help= check for overlaps in the arguments between the option
7756 classes and the language names and issue a warning when they
7757 cannot be disambiguated.
7758 * c.opt (v): Pass on to the common option handler.
7760 2008-02-19 Revital Eres <eres@il.ibm.com>
7762 * modulo-sched.c (sms_schedule): Change dump message when
7763 create_ddg function fails.
7764 (try_scheduling_node_in_cycle): Rename row to cycle.
7765 (print_partial_schedule): Rename CYCLE to ROW.
7767 2008-02-19 Christian Bruel <christian.bruel@st.com>
7768 Zdenek Dvorak <ook@ucw.cz>
7770 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7772 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7775 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7776 (*x86_movdicc_0_m1_se): Ditto.
7778 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7780 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7781 (CMPtype): Define as __gcc_CMPtype.
7782 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7783 (CMPtype): Define as __gcc_CMPtype.
7785 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7787 Support valgrind 3.3 for --enable-checking=valgrind.
7788 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7790 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7791 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7792 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7793 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7794 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7795 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7796 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7798 * ggc-zone.c: Similar.
7799 * ggc-page.c: Similar.
7801 2008-02-19 Paul Brook <paul@codesourcery.com>
7804 * config/arm/ieee754-df.S: Fix do_it typo.
7805 * config/arm/ieee754-sf.S: Fix do_it typo.
7807 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7810 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7811 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7812 (OPTION_MASK_ISA_SSE_SET): Likewise.
7813 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7814 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7815 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7816 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7817 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7818 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7819 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7820 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7821 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7822 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7823 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7824 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7825 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7826 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7827 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7828 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7829 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7830 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7831 (OPTION_MASK_ISA_SSE4): Removed.
7832 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7833 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7834 (override_options): Don't turn on implied SSE/MMX bits in
7837 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7839 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7842 2008-02-18 Joey Ye <joey.ye@intel.com>
7845 * tree-nested.c (insert_field_into_struct): Set type alignment
7846 to field alignment if the former is less than the latter.
7848 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7850 * BASE-VER: Set to 4.4.0.
7852 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7854 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7855 * doc/cfg.texi: Likewise.
7856 * doc/extend.texi: Likewise.
7857 * doc/gty.texi: Likewise.
7858 * doc/invoke.texi: Likewise.
7859 * doc/loop.texi: Likewise.
7860 * doc/md.texi: Likewise.
7861 * doc/passes.texi: Likewise.
7862 * doc/rtl.texi: Likewise.
7863 * doc/sourcebuild.texi: Likewise.
7864 * doc/tm.texi: Likewise.
7865 * doc/tree-ssa.texi: Likewise.
7867 2008-02-17 Richard Guenther <rguenther@suse.de>
7870 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7871 without default definition.
7873 2008-02-17 Richard Guenther <rguenther@suse.de>
7875 PR tree-optimization/35231
7876 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7879 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7882 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7883 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7884 libgcc_cmp_return mode.
7886 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7889 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7891 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7893 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7896 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7898 * doc/c-tree.texi: Use `@.' where appropriate.
7899 * doc/extend.texi: Likewise.
7900 * doc/install.texi: Likewise.
7901 * doc/invoke.texi: Likewise.
7902 * doc/loop.texi: Likewise.
7903 * doc/makefile.texi: Likewise.
7904 * doc/md.texi: Likewise.
7905 * doc/passes.texi: Likewise.
7906 * doc/standards.texi: Likewise.
7907 * doc/tm.texi: Likewise.
7909 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7912 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7914 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7915 rather than in entry_bb.
7917 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7919 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7920 libgcc_cmp_return mode.
7922 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7925 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7926 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7928 2008-02-15 Richard Guenther <rguenther@suse.de>
7929 Zdenek Dvorak <ook@ucw.cz>
7931 PR tree-optimization/35164
7932 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7933 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7934 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7935 Only propagate addresses which do not have abnormal SSA_NAMEs
7938 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7941 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7943 2008-02-15 Jan Hubicka <jh@suse.cz>
7946 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7948 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7951 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7952 when calculating alignment_pad.
7954 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7956 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7957 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7958 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7959 and STACK_BOUNDARY define.
7961 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7963 PR preprocessor/35061
7964 * c-pragma.c (handle_pragma_pop_macro): Check that
7965 pushed_macro_table has been allocated.
7967 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7970 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7971 (force_gimple_operand): Likewise.
7972 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7973 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7974 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7975 (find_interesting_uses_address): Check addressability and alignment
7976 of the base expression only after substituting bases of IVs into it.
7978 2008-02-14 Michael Matz <matz@suse.de>
7981 * function.c (instantiate_virtual_regs_in_insn): Reload address
7982 before falling back to reloading the whole operand.
7984 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7986 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7987 before the first section switch note.
7989 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7991 * doc/bugreport.texi: Update copyright years.
7992 * doc/c-tree.texi: Likewise.
7993 * doc/cfg.texi: Likewise.
7994 * doc/cpp.texi: Likewise.
7995 * doc/cppinternals.texi: Likewise.
7996 * doc/fragments.texi: Likewise.
7997 * doc/frontends.texi: Likewise.
7998 * doc/gcc.texi: Likewise.
7999 * doc/gty.texi: Likewise.
8000 * doc/hostconfig.texi: Likewise.
8001 * doc/implement-c.texi: Likewise.
8002 * doc/libgcc.texi: Likewise.
8003 * doc/loop.texi: Likewise.
8004 * doc/makefile.texi: Likewise.
8005 * doc/options.texi: Likewise.
8006 * doc/passes.texi: Likewise.
8007 * doc/rtl.texi: Likewise.
8008 * doc/sourcebuild.texi: Likewise.
8009 * doc/standards.texi: Likewise.
8010 * doc/tree-ssa.texi: Likewise.
8011 * doc/trouble.texi: Likewise.
8013 * doc/extend.texi: Use @: or add comma where appropriate.
8014 * doc/invoke.texi: Likewise.
8015 * doc/tm.texi: Likewise.
8017 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8020 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8023 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8025 * doc/md.texi (clz, ctz): Add reference.
8026 * doc/rtl.texi (clz, ctz): Likewise.
8028 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8031 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8034 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8036 * config/s390/s390.c (struct constant_pool): New field
8037 emit_pool_after added.
8038 (s390_mainpool_start): Set the emit_pool_after flag according
8039 to the section switch notes.
8040 (s390_mainpool_finish): Consider emit_pool_after when emitting
8041 the literal pool at the end of the function.
8042 (s390_chunkify_start): Force literal pool splits at section
8045 2008-02-13 Michael Matz <matz@suse.de>
8048 * var-tracking.c (clobber_variable_part): Correctly traverse the
8051 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8054 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8055 Add -fdump-ipa-inline.
8056 * tree-dump.c (dump_files): Remove tree-inlined dump.
8057 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8059 2008-02-12 Richard Guenther <rguenther@suse.de>
8061 PR tree-optimization/35171
8062 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8065 2008-02-12 Richard Guenther <rguenther@suse.de>
8068 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8069 value-preserving mode. Disallow final truncation.
8071 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8074 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8075 code from here to...
8076 (force_gimple_operand): ...here.
8078 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8081 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8082 non-compatible pointers.
8083 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8084 different FIELD_DECLs, try harder by comparing field offsets, sizes
8088 * function.c (match_asm_constraints_1): Don't replace the same input
8091 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8093 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8094 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8095 (expand_epilogue): Restore RAMPZ register.
8096 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8098 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8100 * config/i386/cygwin.asm: (__alloca): Correct calling
8101 convention and alignment.
8102 (__chkstk): Force 8 byte stack alignment.
8104 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8105 Richard Guenther <rguenther@suse.de>
8107 PR tree-optimization/33992
8108 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8109 the zero we compare against.
8111 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8114 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8115 to CloseHandle after unlocking to prevent accumulation of handle
8118 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8121 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8122 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8123 and update LABEL_NUSES during and after reload.
8125 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8128 * combine.c (simplify_if_then_else): Make sure the comparison is
8129 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8131 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8134 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8135 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8136 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8137 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8138 * tree.h (get_type_static_bounds): Likewise.
8140 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8142 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8143 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8144 Make -Wfoo language annotations match what the compiler outputs.
8146 2008-02-08 Sa Liu <saliu@de.ibm.com>
8148 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8149 intrinsics spu_convts, spu_convtu, spu_convtf.
8151 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8153 * doc/extend.texi (Function Attributes) <noinline>: Mention
8154 asm ("") as method to keep calls.
8156 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8159 * doc/options.texi (Options): Replace references to opts.sh with
8161 * opts-common.c: Likewise.
8162 * optc-gen.awk: Likewise.
8164 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8166 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8168 2008-02-07 Richard Henderson <rth@redhat.com>
8171 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8172 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8175 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8177 PR tree-optimization/35085
8178 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8179 for operand entry oe2 in addition to operand entry oe3 in order to
8180 expose more opportunities for vectorizer sum reduction.
8182 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8185 * Makefile.in (LIBS): Remove $(GMPLIBS).
8186 (cc1-dummy, cc1): Add $(GMPLIBS).
8188 2008-02-06 Jan Hubicka <jh@suse.cz>
8191 * i386.md (moddf_integer): Do not produce partial memory stalls for
8192 targets where it hurts.
8194 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8197 * optabs.c (expand_float): Do not check for decimal modes when
8198 expanding unsigned integer through signed conversion.
8200 2008-02-06 Nick Clifton <nickc@redhat.com>
8202 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8203 inside the clobber with a match_operand and duplicated operand
8204 number in the constraint.
8205 (ineqbranchsi): Delete redundant comment.
8207 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8209 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8210 builtin_define ("__USE_INIT_FINI__").
8211 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8213 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8215 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8217 PR documentation/30330
8218 * doc/invoke.texi (C++ Dialect Options)
8219 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8220 For each warning option -Wfoo that allows -Wno-foo, ensure both
8221 -Wfoo and -Wno-foo are listed in the option index. Fix index
8222 entry of -Wswitch-default, index -Wnormalized= including the
8223 `=', and -Wlarger-than-@var{len} including @var{len}.
8225 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8227 * config/i386/i386.md (floatunssisf2): Use
8228 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8229 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8230 Macroize expander using MODEF mode iterator.
8232 2008-02-05 Diego Novillo <dnovillo@google.com>
8234 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8237 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8239 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8242 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8244 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8247 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8248 to indicate if a message should be generated.
8249 (init_cumulative_args): Updated.
8250 (function_value_32): Likewise.
8252 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8254 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8256 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8259 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8260 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8262 2008-02-04 Diego Novillo <dnovillo@google.com>
8264 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8267 * tree-vrp.c (vrp_evaluate_conditional): With
8268 -Wtype-limits, emit a warning when comparing against a
8269 constant outside the natural range of OP0's type.
8271 2008-02-04 Richard Guenther <rguenther@suse.de>
8274 * expr.c (count_type_elements): Give for unions instead of
8277 2008-02-04 Richard Guenther <rguenther@suse.de>
8280 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8281 to TYPE_DOMAINs base type instead of using bitsizetype here.
8283 2008-02-03 Jason Merrill <jason@redhat.com>
8285 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8287 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8290 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8291 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8292 (RS/6000 and PowerPC Options): Fix typos and markup.
8293 * doc/passes.texi (Tree-SSA passes): Likewise.
8295 2008-02-02 Michael Matz <matz@suse.de>
8298 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8299 from record_last_reg_set_info.
8300 (record_last_reg_set_info): Take an RTX argument, iterate over all
8301 constituent hardregs.
8302 (record_last_set_info, record_opr_changes): Change calls to
8303 new signature or to record_last_reg_set_info_regno.
8305 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8307 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8309 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8311 PR rtl-optimization/34773
8312 * reg-notes.def (EQUAL): Mention significance of combination of
8313 REG_EQUAL and REG_RETVAL.
8314 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8315 insn that has a REG_RETVAL.
8317 2008-02-01 Roger Sayle <roger@eyesopen.com>
8320 * configure.ac (--enable-fixed-point): Disable unless explicitly
8322 * configure: Regenerate.
8324 2008-02-01 Richard Guenther <rguenther@suse.de>
8327 * invoke.texi (-finline-limit): Remove no longer true parts
8328 of the documentation. Note that there is no default value.
8330 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8331 Mark Mitchell <mark@codesourcery.com>
8332 Ben Elliston <bje@au.ibm.com>
8335 * doc/extend.texi (Other Builtins): Document.
8337 2008-01-31 Tom Browder <tom.browder@gmail.com>
8339 * doc/c-tree.texi (Types): Fix grammar.
8340 (Expression trees): Ditto.
8341 * doc/passes.texi (Tree-SSA passes): Ditto.
8343 * doc/configterms.texi (Configure Terms): Fix typo.
8344 * doc/cpp.texi (Common Predefined Macros): Ditto.
8345 * doc/md.texi (Machine Constraints): Ditto.
8347 * doc/makefile.texi (Makefile): Add comma.
8349 2008-01-31 Tom Browder <tom.browder@gmail.com>
8350 Gerald Pfeifer <gerald@pfeifer.com>
8352 * doc/sourcebuild.texi (Front End): Remove references to CVS
8353 and CVSROOT/modules.
8354 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8355 (Back End): Remove reference to CVS.
8357 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8360 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8362 (mips16_gp_pseudo_reg): ...here.
8363 * config/mips/mips.md (load_const_gp): Replace with...
8364 (load_const_gp_<mode>): ...this :P-based insn.
8366 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8368 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8369 options. Minor fixes.
8370 (-std): Move reference to standards closer to where language
8371 standards are first mentioned.
8373 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8375 PR rtl-optimization/34995
8376 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8377 parameter and return a bool. If the rtx parameter is nonnull,
8378 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8379 (find_reloads): Update call accordingly. Pass the new operand
8380 if it needed no address reloads, otherwise pass null.
8382 2008-01-30 Richard Henderson <rth@redhat.com>
8385 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8386 for unbounded arrays.
8388 2008-01-30 Silvius Rus <rus@google.com>
8390 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8392 2008-01-30 Jan Hubicka <jh@suse.cz>
8395 * i386.c (init_cumulative_args): Use real function declaration when
8398 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8400 PR rtl-optimization/34998
8401 * global.c (build_insn_chain): Treat non-subreg_lowpart
8402 SUBREGs of pseudos as clobbering all the words covered by the
8403 SUBREG, not just all the bytes.
8404 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8405 original df_ref rather than an extract parameter.
8406 (global_conflicts): Update call accordingly.
8408 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8410 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8411 the overflow check to make it easier to read.
8412 (__fixtfdi): Change the type of the ll member in union
8413 long_double to UDItype_x.
8415 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8418 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8419 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8420 * tree-inline.c (fold_marked_statements): Call
8421 cgraph_update_edges_for_call_stmt if folding a call statement.
8422 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8423 debug_generic_stmt calls, reset it back afterwards.
8426 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8428 * c-typeck.c (build_external_ref): Don't pedwarn about
8429 static vars in current function's scope.
8431 2008-01-29 Joseph Myers <joseph@codesourcery.com>
8433 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
8435 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
8438 * ipa-struct-reorg.c: Fix spelling.
8439 * params.def: Ditto.
8441 2008-01-29 Richard Guenther <rguenther@suse.de>
8444 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
8446 * tree-inline.c (remap_type): Increment remapping_type_depth
8447 around remapping types.
8448 (copy_body_r): Only add referenced variables if they are referenced
8449 from code, not types.
8451 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
8462 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
8463 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
8465 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
8468 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
8469 pointer for tiny stack.
8471 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8473 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8475 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8477 * config/vx-common.h: Fix typo in comment.
8479 2008-01-28 Ian Lance Taylor <iant@google.com>
8483 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8484 coalesce pointers if they have different DECL_NO_TBAA_P values.
8485 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8486 between variables with different DECL_NO_TBAA_P values.
8488 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8491 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8492 are not legitimate small data references on SPE targets.
8494 2008-01-28 David Daney <ddaney@avtrex.com>
8496 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8498 2008-01-28 David Daney <ddaney@avtrex.com>
8500 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8502 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8504 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8505 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8506 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8507 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8508 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8509 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8510 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8511 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8513 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8515 * basic-block.h (condjump_equiv_p): Fix comment.
8517 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8519 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8520 print_generic_stmt_indented): Fix comment.
8522 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8524 * configure.ac (__stack_chk_fail): Add detecion for availability
8525 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8526 * configure: Regenerate.
8528 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8531 * final.c (output_addr_const): Handle TRUNCATE.
8533 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8536 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8537 (zero_cost, infinite_cost): New constants.
8538 (struct cost_pair): Change type of cost to comp_cost.
8539 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8540 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8542 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8543 split_address_cost, ptr_difference_cost, difference_cost,
8544 get_computation_cost_at, get_computation_cost,
8545 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8546 determine_use_iv_cost_condition, determine_use_iv_costs,
8547 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8548 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8549 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8550 Change type of cost to comp_cost.
8551 (determine_iv_cost): Increase cost of non-original ivs, instead
8552 of decreasing the cost of original ones.
8553 (get_address_cost): Indicate the complexity of the addressing mode
8555 (try_add_cand_for): Prefer using ivs not specific to some object.
8556 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8558 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8559 Janis Johnson <janis187@us.ibm.com>
8562 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8563 (TARGET_INSTANTIATE_DECLS): Likewise.
8564 * target.h (expand_to_rtl_hook): New target hook.
8565 (instantiate_decls): Likewise.
8566 * function.c (instantiate_decl): Make non-static. Rename to...
8567 (instantiate_decl_rtl): ... this.
8568 (instantiate_expr): Use instantiate_decl_rtl.
8569 (instantiate_decls_1): Likewise.
8570 (instantiate_decls): Likewise.
8571 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8572 * function.h (instantiate_decl_rtl): Add prototype.
8573 * cfgexpand.c (target.h): New include.
8574 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8575 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8576 (TARGET_INSTANTIATE_DECLS): Likewise.
8577 (TARGET_INITIALIZER): New target hooks added.
8578 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8580 * config/rs6000/rs6000.c (tree-flow.h): New include.
8581 (machine_function): Add sdmode_stack_slot field.
8582 (rs6000_alloc_sdmode_stack_slot): New function.
8583 (rs6000_instantiate_decls): Likewise.
8584 (rs6000_secondary_memory_needed_rtx): Likewise.
8585 (rs6000_check_sdmode): Likewise.
8586 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8587 (TARGET_INSTANTIATE_DECLS): Likewise.
8588 (rs6000_hard_regno_mode_ok): Allow SDmode.
8589 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8590 (rs6000_emit_move): Handle SDmode.
8591 (function_arg_advance): Likewise.
8592 (function_arg): Likewise.
8593 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8594 SDmode var args for 32-bit compiles.
8595 (rs6000_secondary_reload_class): Handle SDmode.
8596 (rs6000_output_function_epilogue): Likewise.
8597 (rs6000_function_value): Simplify if statement.
8598 (rs6000_libcall_value): Likewise.
8599 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8600 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8601 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8602 (movsd_hardfloat): New define_insn.
8603 (movsd_softfloat): Likewise.
8604 (movsd_store): Likewise.
8605 (movsd_load): Likewise.
8606 (extendsddd2): Likewise.
8607 (extendsdtd2): Likewise.
8608 (truncddsd2): Likewise.
8609 (movdd_hardfloat64): Fixup comment.
8610 (UNSPEC_MOVSD_LOAD): New constant.
8611 (UNSPEC_MOVSD_STORE): Likewise.
8613 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8616 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8618 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8619 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8620 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8623 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8626 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8627 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8628 __LONGDOUBLE128 too.
8629 * config/rs6000/aix61.h: New file.
8631 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8633 PR rtl-optimization/34959
8634 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8635 popcount and parity rtxes the same mode as their operand.
8636 Truncate or extend the result to the return value's mode
8639 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8642 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8643 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8644 to GOT_VERSION_REGNUM.
8645 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8646 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8647 * config/mips/mips.c (mips_emit_call_insn): New function.
8648 (mips_call_tls_get_addr): Call mips_expand_call directly.
8649 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8651 (mips16_build_call_stub): Likewise. Return the call insn or null.
8652 (mips_expand_call): Update the call to mips16_build_call_stub
8653 accordingly and a remove redundant condition. Assert that MIPS16
8654 stubs do not use lazy binding. Use mips_emit_call_insn and return
8656 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8658 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8659 (mips_avoid_hazard): Remove hazard_set handling.
8660 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8661 (UNSPEC_RESTORE_GP): ...this.
8662 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8663 (FAKE_CALL_REGNO): Rename to...
8664 (GOT_VERSION_REGNUM): ...this.
8665 (type): Add "ghost" value. Add an associated insn reservation.
8666 (hazard_set): Remove.
8667 (exception_receiver): Rename to...
8668 (restore_gp): ...this and update the unspec identifier accordingly.
8669 (exception_receiver, nonlocal_got_receiver): New expanders.
8670 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8671 FAKE_CALL_REGNO. Remove hazard_set attribute.
8672 (set_got_version, update_got_version): New patterns.
8674 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8677 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8679 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8682 * doc/install.texi2html: Generate gcc-vers.texi.
8684 2008-01-25 DJ Delorie <dj@redhat.com>
8686 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8688 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8690 * config/c4x: Remove directory.
8691 * config.gcc (crx-*, mt-*): Mark obsolete.
8692 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8693 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8694 sh-*-rtemscoff*): Remove cases.
8695 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8696 * real.c (encode_c4x_single, decode_c4x_single,
8697 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8698 c4x_extended_format): Remove.
8699 * real.h (c4x_single_format, c4x_extended_format): Remove.
8700 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8702 (Pragmas): Remove comment about c4x pragmas.
8703 * doc/install.texi (c4x): Remove target-specific instructions.
8704 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8705 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8706 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8707 refer to C4x source files as examples.
8708 (C4X_FLOAT_FORMAT): Remove documentation.
8710 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8712 * config/bfin/bfin.c (override_options): Reorder tests so that
8713 flag_pic gets enabled for -msep-data.
8715 2008-01-25 Richard Guenther <rguenther@suse.de>
8718 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8719 to its bitfield precision if required.
8721 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8724 * tree-nested.c (walk_omp_for): New function.
8725 (convert_nonlocal_reference, convert_local_reference): Call
8726 walk_omp_for on OMP_FOR.
8727 (convert_call_expr): Call walk_body on OMP_FOR's
8728 OMP_FOR_PRE_INIT_BODY.
8730 2008-01-25 Richard Guenther <rguenther@suse.de>
8732 PR tree-optimization/34966
8733 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8734 default defs and PHI_NODEs we have to insert after the
8737 2008-01-24 Nick Clifton <nickc@redhat.com>
8739 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8740 Provide a default definition.
8741 (LIBGCC2_UNITS_PER_WORD): Likewise.
8743 * config/stormy16/stormy16.c: Include df.h for the prototype
8744 for df_regs_ever_live_p.
8745 (xstormy16_expand_builtin_va_start): Convert the stack offset
8746 into a component_ref and then use POINTER_PLUS_EXPR to add it
8747 to the incoming_virtual_args_rtx.
8748 (xstormy16_gimplify_va_arg_expr): Rename to
8749 xstormy16_gimplify_va_arg_expr.
8750 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8751 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8752 xstormy16_gimplify_va_arg_expr.
8753 Fix up some formatting issues.
8755 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8756 Move to predicates.md.
8757 (xs_hi_general_operand): Likewise.
8758 (xs_hi_nonmemory_operand): Likewise.
8759 * config/stormy16/predicates.md:
8760 (xstormy16_carry_plus_operand): New predicate.
8761 (xs_hi_general_operand): New predicate.
8762 (xs_hi_nonmemory_operand): New predicate.
8763 * config/stormy16/stormy16-protos.h:
8764 (xstormy16_carry_plus_operand): Delete prototype.
8765 (xs_hi_general_operand): Likewise.
8766 (xs_hi_nonmemory_operand): Likewise.
8768 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8769 modifiers as they are no longer needed and they can trigger
8770 reload spill failures.
8772 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8773 with a match_operand in order to help reload.
8775 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8776 constraint with 'e' for the 8th alternative as this version of
8777 the mov.w instruction only accepts the lower 8 registers.
8779 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8782 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8783 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8786 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8789 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8791 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8793 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8795 (remove_structure): Update allocations list before removing structure.
8797 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8799 * ipa-struct-reorg.c (is_safe_cond_expr,
8800 create_new_stmts_for_cond_expr): Use integer_zerop function,
8801 that recognize not only zero-pointer, but zero-integer too.
8803 2008-01-25 Ben Elliston <bje@au.ibm.com>
8806 * fixproto: Escape "." in sed expression that strips leading "./".
8808 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8811 * gcc.c (SWITCH_OK): Removed.
8812 (SWITCH_LIVE): Changed to bit.
8813 (SWITCH_FALSE): Likewise.
8814 (SWITCH_IGNORE): Likewise.
8815 (switchstr): Change live_cond to unsigned int.
8816 (process_command): Replace SWITCH_OK with 0.
8817 (do_self_spec): Likewise.
8818 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8819 (give_switch): Likewise.
8820 (used_arg): Likewise.
8821 (do_spec_1): Set the SWITCH_IGNORE bit.
8822 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8823 bits. Set the SWITCH_LIVE bit.
8825 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8827 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8829 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8831 PR tree-optimization/34472
8832 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8833 parameter to a "bool *" and set *DATA to false if there is
8834 an unsafe access. Do not delete the structure here.
8835 (check_cond_exprs): Delete it here instead.
8836 (check_cond_exprs, exclude_cold_structs): Do not increase
8837 I when removing a structure.
8839 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8842 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8843 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8845 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8848 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8849 a fixed vector for stack.
8851 2008-01-24 Ben Elliston <bje@au.ibm.com>
8854 * doc/gcc.texi (Software development): Add a direntry for g++.
8856 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8858 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8859 stale and straggling -fforce-addr comments above.
8861 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8863 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8864 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8866 2008-01-23 Michael Matz <matz@suse.de>
8869 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8872 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8874 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8877 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8879 * config/avr/avr.c (avr_current_arch): New variable.
8880 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8881 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8882 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8883 (avr_override_options): Init 'avr_current_arch'.
8884 (base_arch_s): Move from here...
8885 * config/avr/avr.h (base_arch_s): ... here. Add new members
8886 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8887 'mega' to 'have_jmp_call'.
8888 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8889 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8891 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8893 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8894 MULTILIB_MATCHES): (Ditto.).
8896 2008-01-23 Richard Guenther <rguenther@suse.de>
8899 * cgraphunit.c (cgraph_reset_node): Always mark the node
8900 not reachable if it is not queued already.
8902 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8904 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8905 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8906 (cputype_selected): New static variable.
8907 (bfin_handle_option): Set it if -mcpu is used.
8908 (override_option): Select default set of workarounds if no cpu type
8909 selected on the command line.
8910 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8912 From Michael Frysinger <michael.frysinger@analog.com>
8913 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8914 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8916 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8917 for bf547, bf523, bf524, and bf526.
8918 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8920 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8921 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8922 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8923 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8924 * doc/invoke.texi (Blackfin Options): Document that
8925 -mcpu now accept bf547, bf523, bf524, and bf526.
8927 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8929 PR rtl-optimization/34628
8930 * combine.c (try_combine): Stop and undo after the first combination
8931 if an autoincrement side-effect on the first insn has effectively
8934 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8937 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8938 Offset addresses are not valid for Altivec or paired float modes.
8940 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8943 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8944 if DECL_INITIAL (decl) is error_mark_node.
8947 * c-common.c (handle_vector_size_attribute): Only allow
8948 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8949 the same way as pointer, array etc. types.
8950 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8953 * tree.c (build_type_attribute_qual_variant): Call
8954 build_qualified_type if attributes are equal, but quals are not.
8956 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8959 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8960 * flags.h (warn_strict_aliasing): Remove.
8961 (warn_strict_overflow): Remove.
8962 * opts.c (warn_strict_aliasing): Remove.
8963 (warn_strict_overflow): Remove.
8964 * c-opts.c (c_common_handle_option): -Wall only sets
8965 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8966 (c_common_post_options): Give default values to -Wstrict-aliasing
8967 and -Wstrict-overflow if they are uninitialized.
8968 * common.opt (Wstrict-aliasing): Specify Var and Init.
8969 (Wstrict-overflow): Likewise.
8971 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8973 PR rtl-optimization/26854
8974 PR rtl-optimization/34400
8975 PR rtl-optimization/34884
8976 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8978 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8979 (df_rd_bb_info.expanded_lr_out): Deleted
8980 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8981 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8982 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8983 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8984 Removed code to allocate, initialize or free expanded_lr_out.
8985 (df_rd_bb_local_compute_process_def): Restructured to make more
8987 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8988 sets if the sets are being trimmed.
8990 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8993 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8994 (as_vers): Likewise.
8995 * configure: Regenerated.
8997 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9000 * tree-pass.h (pass_build_alias): New pass.
9001 * tree-ssa-alias.c (gate_build_alias): New.
9002 (pass_build_alias): New.
9003 * passes.c (init_optimization_passes): Add pass_build_alias after
9004 pass_create_structure_vars.
9006 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9008 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9009 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9010 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9011 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9012 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9013 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9014 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9015 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9016 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9017 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9018 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9019 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9020 * config/s390/s390.md (FP_ALL): New mode iterator.
9021 (_d): New mode attribute.
9022 ("*signbit<mode>2>"): Changed mode of first operand.
9023 ("isinf<mode>2"): Changed mode of first operand.
9024 ("*TDC_insn"): Adaptation for DFP modes.
9026 2008-01-22 Ben Elliston <bje@au.ibm.com>
9028 * tree.c (check_qualified_type): Improve function description.
9030 2008-01-21 Jason Merrill <jason@redhat.com>
9033 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9034 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9037 2008-01-21 DJ Delorie <dj@redhat.com>
9039 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9042 2008-01-21 Richard Guenther <rguenther@suse.de>
9045 * tree-cfg.c (verify_expr): Allow all invariant expressions
9046 instead of just constant class ones as reference argument.
9047 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9048 like any other constant.
9049 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9051 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9053 * regmove.c (fixup_match_1): Update call crossed frequencies.
9055 2008-01-21 Richard Guenther <rguenther@suse.de>
9058 * tree-inline.c (setup_one_parameter): Deal with mismatched
9059 types using a VIEW_CONVERT_EXPR.
9061 2008-01-21 Alon Dayan <alond@il.ibm.com>
9062 Olga Golovanevsky <olga@il.ibm.com>
9064 PR tree-optimization/34701
9065 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9066 when the structure size is not a power of 2.
9068 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9070 * doc/install.texi: Add doc for --enable-checking=df.
9072 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9074 PR rtl-optimization/34808
9075 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9077 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9079 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9082 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9084 PR rtl-optimization/26854
9085 PR rtl-optimization/34400
9086 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9088 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9089 (df_rd_bb_info.expanded_lr_out): New.
9090 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9091 * loop_iv.c (iv_analysis_loop_init): Ditto.
9092 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9093 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9094 Added code to allocate, initialize or free expanded_lr_out.
9095 (df_rd_bb_local_compute_process_def): Restructured to make
9096 more understandable.
9097 (df_rd_confluence_n): Add code to do nothing with fake edges and
9098 code to no apply invalidate_by_call sets if the sets are being trimmed.
9099 (df_lr_local_finalize): Renamed to df_lr_finalize.
9100 (df_live_local_finalize): Renamed to df_live_finalize.
9102 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9105 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9106 deciding whether to use reciprocal instructions.
9108 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9110 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9111 dwarf2out_note_section_used if cold_text_section is NULL.
9113 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9115 PR gcov-profile/34610
9116 * tree-cfg.c (make_edges): Mark both outgoing edges from
9117 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9118 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9119 from OMP_FOR and OMP_CONTINUE outgoing edges.
9121 * tree-profile.c (tree_profiling): Return early if
9122 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9124 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9125 from cfun to child_cfun.
9126 * function.h (struct function): Add after_tree_profile bit.
9128 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9130 * config/avr/avr.S (_exit): Disable interrupt.
9132 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9133 Steven Bosscher <stevenb.gcc@gmail.com>
9135 PR rtl-optimization/26854
9136 PR rtl-optimization/34400
9137 * df-problems.c (df_live_scratch): New scratch bitmap.
9138 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9139 (df_live_reset): Clear the proper bitmaps.
9140 (df_live_bb_local_compute): Only process the artificial defs once
9141 since the order is not important.
9142 (df_live_init): Init the df_live sets only with the variables
9143 found live by df_lr.
9144 (df_live_transfer_function): Use the df_lr sets to prune the
9145 df_live sets as they are being computed.
9146 (df_live_free): Free df_live_scratch.
9148 2008-01-18 Ian Lance Taylor <iant@google.com>
9150 * common.opt: Add fmerge-debug-strings.
9151 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9152 flag_merge_debug_strings rather than flag_merge_constants.
9153 * doc/invoke.texi (Option Summary): Mention
9154 -fmerge-debug-strings.
9155 (Debugging Options): Document -fmerge-debug-strings.
9157 2008-01-18 Ian Lance Taylor <iant@google.com>
9160 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9161 (struct tree_function_decl): Add new field operator_new_flag.
9162 * tree-inline.c (expand_call_inline): When inlining a call to
9163 operator new, force the return value to go into a variable, and
9164 set DECL_NO_TBAA_P on that variable.
9165 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9167 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9170 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9171 DWARF2_DEBUGGING_INFO.
9172 (dwarf2out_note_section_used): Ditto. Add prototype.
9173 (have_multiple_function_sections, text_section_used,
9174 cold_text_section_used, *cold_text_sections): Move declarations
9177 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9179 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9180 field and add signal_ra.
9181 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9182 assignments to frame state pc. Move end of stack check after
9183 MD_FALLBACK_FRAME_STATE_FOR.
9184 (uw_update_context_1): Use frame state signal_regs if set, instead
9185 of checking signal_frame flag.
9186 (uw_update_context): Use frame state signal_ra if set.
9187 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9188 * config/xtensa/linux-unwind.h: New file.
9190 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9192 * modulo-sched.c (get_sched_window): Fix comment typo.
9194 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9196 PR tree-optimization/34648
9197 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9199 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9201 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9202 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9204 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9206 PR rtl-optimization/34400
9207 * df-core.c (df_worklist_dataflow_overeager,
9208 df_worklist_dataflow_doublequeue): New functions.
9209 (df_worklist_dataflow): Two different worklist solvers.
9210 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9213 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9216 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9217 and ftree-parallelize-loops.
9219 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9221 PR rtl-optimization/34826
9222 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9224 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9226 * global.c (find_reg): Mark the eh regs as used if necessary.
9227 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9228 * ra.h (struct allocno): no_eh_reg field added. Changed
9229 no_stack_reg type to bitfield.
9231 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9233 * tree.c (substitute_in_expr): Add missing 'break'.
9235 2008-01-17 Richard Guenther <rguenther@suse.de>
9237 PR tree-optimization/34825
9238 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9239 x / x as division to handle.
9241 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9243 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9244 "-pthread" is specified.
9245 * pa-hpux11.h (LIB_SPEC): Likewise.
9247 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9248 Peter Bergner <bergner@vnet.ibm.com>
9250 PR rtl-optimization/33796
9251 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9253 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9255 PR libgfortran/34699
9256 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9258 * pa-hpux10.h (LINK_SPEC): Likewise.
9259 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9261 2008-01-16 Richard Guenther <rguenther@suse.de>
9264 * fold-const.c (fold_convert_const_int_from_int): Do not
9265 set overflow if that occured only because of a sign extension
9266 change when converting from/to a sizetype with the same
9267 precision and signedness.
9269 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9272 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9273 location address to the correct place. Update copyright year.
9275 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9277 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9278 no dependences in the dependence_relations vector.
9280 2008-01-16 Jan Hubicka <jh@suse.cz>
9282 PR rtl-optimization/31396
9283 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9284 * cfg.c (dump_reg_info): Print it.
9285 * regs.h (struct reg_info_t): add freq_calls_crossed.
9286 (REG_FREQ_CALLS_CROSSED): New macro.
9287 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9288 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9289 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9290 regmove_optimize): Update call crossed frequencies.
9291 * local-alloc.c (struct qty): Add freq_calls_crossed.
9292 (alloc_qty): Copute freq_calls_crossed.
9293 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9294 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9295 * ra.h (struct allocno): Add freq_calls_crossed.
9297 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9299 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9300 libgomp when compiling with ftree-parallelize-loops.
9301 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9303 2008-01-16 Richard Guenther <rguenther@suse.de>
9305 PR tree-optimization/34769
9306 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9307 * tree.c (int_cst_value): Instead make this function more
9308 permissive in what it accepts as valid input. Document this
9309 function always sign-extends the value.
9311 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9312 Richard Guenther <rguenther@suse.de>
9315 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9316 (gimple_fold_indirect_ref_rhs): ... this.
9317 (gimple_fold_indirect_ref): New function with foldings
9318 that preserve lvalueness.
9319 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9320 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9321 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9322 to fold an INDIRECT_REF, fall back to the old use of
9323 fold_indirect_ref_1.
9325 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9327 * tree-data-ref.c (subscript_dependence_tester_1): Call
9328 free_conflict_function.
9329 (compute_self_dependence): Same.
9331 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9334 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9335 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9337 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9338 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9339 for DWARF2_UNWIND_INFO targets.
9341 2008-01-16 Richard Guenther <rguenther@suse.de>
9344 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9345 type qualifiers for function types.
9347 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9349 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9350 loop_iterator li from previous commit.
9352 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9354 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9356 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9358 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9359 (parallelize_loops): Don't parallelize irreducible components.
9361 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9364 * c-opts (c_common_post_options): Do not enable CPP
9365 flag_pedantic_errors by default.
9367 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9369 PR rtl-optimization/31944
9370 * cse.c (remove_pseudo_from_table): New function.
9371 (merge_equiv_classes): Use above function to remove pseudo-registers.
9372 (invalidate): Likewise.
9374 2008-01-13 Richard Guenther <rguenther@suse.de>
9377 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9378 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9380 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9382 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9383 validate_change to unshare the source of the PC set.
9385 2008-01-12 Jan Hubicka <jh@suse.cz>
9388 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9389 references above array bounds. This might trigger bounds checks for
9392 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9394 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9395 new_replaceable_dependencies.
9397 2008-01-12 Doug Kwan <dougkwan@google.com>
9399 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9400 instead of OPT_Wreturn_type in warning due to ignored return type
9402 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9403 options included in -Wextra.
9404 * c.opt: New option -Wignored_qualifiers.
9405 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9406 -Wignore_qualifiers.
9407 (-Wignored-qualifiers): Document.
9408 (-Wreturn-type): Remove description of functionality now handled
9409 by -Wignored-qualifiers.
9411 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9414 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9415 NOP_EXPR if it is between integral types with the same precision.
9417 2008-01-12 Jan Hubicka <jh@suse.cz>
9420 * invoke.texi (max-inline-recursive-depth): Fix default value.
9422 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9424 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9427 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9429 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9431 2008-01-11 James E. Wilson <wilson@specifix.com>
9434 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
9436 2008-01-11 Anatoly Sokolov <aesok@post.ru>
9438 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
9439 save/restore frame pointer register and don't use 'call-prologues'
9440 optimization in function with "OS_task" attribute.
9442 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
9445 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
9446 when copying to memory.
9448 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
9450 PR rtl-optimization/30905
9451 * cfgcleanup.c: Include dce.h
9452 (crossjumps_occured): New global variable.
9453 (try_crossjump_bb): Exit loop after finding a fallthru edge.
9454 If something changed, set crossjumps_occured to true.
9455 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
9456 Don't add/remove fake edges to exit here...
9457 (cleanup_cfg): ...but do it here, when crossjumping.
9458 Run a fast DCE when successful crossjumps occured in the latest
9459 iteration of try_optimize_cfg.
9461 2008-01-11 Richard Guenther <rguenther@suse.de>
9463 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
9464 (struct vn_unary_op_s): Likewise.
9465 (vn_reference_insert): Free old reference on hash collision.
9467 2008-01-10 Raksit Ashok <raksit@google.com>
9469 PR rtl-optimization/27971
9470 * combine.c (find_split_point): Split PLUS expressions which are
9471 inside a MEM rtx, and whose first operand is complex.
9473 2008-01-10 DJ Delorie <dj@redhat.com>
9475 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9476 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9477 (m32c_hard_regno_ok): Call the underlying function.
9479 2008-01-10 Richard Guenther <rguenther@suse.de>
9482 * tree-cfg.c (tree_merge_blocks): Do not go through the
9483 full-blown folding and stmt updating path if we just deal
9484 with virtual operands.
9485 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9486 test for abnormal SSA_NAMEs.
9488 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9491 * reload.c (push_reload): Add assertions. All constants from
9492 reg_equiv_constant should have been used for replacing the respective
9494 (find_reloads_address): Invoke find_reloads_address_part for
9495 constant taken from the reg_equiv_constant array.
9497 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9499 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9500 field (valnum) the first in the struct. Replace bools with
9503 2008-01-10 Richard Guenther <rguenther@suse.de>
9505 PR tree-optimization/34651
9506 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9507 types and ordering for masking and converting.
9509 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9511 PR tree-optimization/34017
9512 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9513 also for PHI_NODE expressions.
9515 2008-01-09 Jan Hubicka <jh@suse.cz>
9517 PR tree-optimization/34708
9518 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9519 based on number of case labels.
9520 (init_inline_once): Remove switch_cost.
9521 * tree-inline.h (eni_weights_d): Remove switch_cost.
9523 2008-01-09 Richard Guenther <rguenther@suse.de>
9524 Andrew Pinski <andrew_pinski@playstation.sony.com>
9527 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9528 temporary if an rvalue is ok or an lvalue is not required.
9530 2008-01-09 Richard Guenther <rguenther@suse.de>
9533 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9536 2008-01-09 Richard Guenther <rguenther@suse.de>
9539 * tree.c (host_integerp): Check for sizetype only if the
9540 type is an integer type.
9542 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9545 * opts.c (decode_options): Disable inlining of functions called
9546 once if not in unit-at-a-time mode.
9548 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9550 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9552 2008-01-08 Richard Guenther <rguenther@suse.de>
9555 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9556 out early if the result will be unused.
9558 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9563 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9564 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9567 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9569 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9570 for vectorization tuned.
9572 2008-01-08 Richard Guenther <rguenther@suse.de>
9574 PR tree-optimization/34683
9575 * tree-ssa-operands.c (operand_build_cmp): Export.
9576 * tree-ssa-operands.h (operand_build_cmp): Declare.
9577 * tree-vn.c (vuses_compare): Remove.
9578 (sort_vuses): Use operand_build_cmp.
9579 (sort_vuses_heap): Likewise.
9580 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9581 to re-use old VEC if available. Do not sort already sorted VUSEs.
9582 (vdefs_to_vec): Do not sort already sorted VDEFs.
9584 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9587 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9589 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9592 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9593 limitations of reciprocal sequences on x86 targets.
9595 2008-01-08 Richard Guenther <rguenther@suse.de>
9597 PR tree-optimization/34683
9598 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9600 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9603 * config/darwin.c (darwin_mergeable_string_section): Don't use
9604 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9606 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9609 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9610 negxf2. Macroize expander using X87MODEF mode iterator. Change
9611 predicates of op0 and op1 to register_operand.
9612 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9613 expander using X87MODEF mode iterator. Change predicates of
9614 op0 and op1 to register_operand.
9615 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9616 corresponding patterns and macroize using MODEF macro. Change
9617 predicates of op0 and op1 to register_operand and remove
9618 "m" constraint. Disparage "r" alternative with "!".
9619 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9620 macroize using X87MODEF macro. Change predicates of op0 and op1
9621 to register_operand and remove "m" constraint. Disparage "r"
9622 alternative with "!".
9623 (absneg splitter with memory operands): Remove.
9624 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9625 patterns and macroize using X87MODEF mode iterator.
9626 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9627 Change predicate of op1 to register_operand.
9628 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9629 for memory operands.
9631 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9633 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9635 2008-01-07 Richard Guenther <rguenther@suse.de>
9637 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9640 2008-01-07 Richard Guenther <rguenther@suse.de>
9642 PR tree-optimization/34683
9643 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9644 VOPs of the needed size to save memory. Use VEC_quick_push
9645 to save compile-time.
9646 (vdefs_to_vec): Likewise.
9648 2008-01-07 Sa Liu <saliu@de.ibm.com>
9650 * config/spu/spu.md (divdf3): Genetate inline code for double
9651 division. The implementation doesn't handle INF or NAN, therefore it
9652 only applies when -ffinite-math-only is given.
9654 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9657 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9658 * doc/cpp.texi ([Common Predefined Macros]): Document.
9660 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9662 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9663 order to use commutative addition instead of subtraction.
9665 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9666 Mircea Namolaru <namolaru@il.ibm.com>
9667 Vladimir Yanovsky <yanov@il.ibm.com>
9668 Revital Eres <eres@il.ibm.com>
9670 PR tree-optimization/34263
9671 * tree-outof-ssa.c (process_single_block_loop_latch,
9672 contains_tree_r): New functions.
9673 (analyze_edges_for_bb): Call process_single_block_loop_latch
9674 function to empty single-basic-block latch block if possible.
9676 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9678 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9680 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9682 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9684 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9686 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9688 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9690 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9692 PR tree-optimization/34618
9693 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9696 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9699 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9700 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9701 Update copyright year.
9703 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9704 Update copyright year.
9705 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9708 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9710 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9711 edge does not point to current bb before changing need_assert.
9713 2008-01-04 Richard Guenther <rguenther@suse.de>
9716 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9717 for verifying purposes if they are is_gimple_min_invariant.
9719 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9721 PR tree-optimization/34448
9722 PR tree-optimization/34465
9723 * gimplify.c (gimplify_init_constructor): Add new parameter
9724 notify_temp_creation. Use it.
9725 (gimplify_modify_expr_rhs): Take volatiles into account when
9726 optimizing constructors.
9727 Do not optimize constructors if gimplify_init_constructor will dump to
9729 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9730 * gcc.c-torture/compile/pr34448.c: New.
9732 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9734 PR gcov-profile/34609
9735 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9736 return_slot if result is TREE_ADDRESSABLE.
9738 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9740 * config/mips/mips.md (sqrt_condition): Tweak comment.
9741 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9743 2008-01-03 Tom Tromey <tromey@redhat.com>
9746 * c-common.c (c_type_hash): Handle VLAs.
9748 2008-01-03 Jan Hubicka <jh@suse.cz>
9750 PR tree-optimization/31081
9751 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9752 0 when inlining and not inlining to first basic block.
9753 (remap_decl): When var is initialized to 0, don't set default_def.
9754 (expand_call_inline): Set entry_bb.
9755 * tree-inline.h (copy_body_data): Add entry_bb.
9757 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9760 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9763 PR tree-optimization/29484
9764 * tree-inline.c (inline_forbidden_p_2): New function.
9765 (inline_forbidden_p): Disallow inlining if some static var
9766 has an address of a local LABEL_DECL in its initializer.
9767 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9770 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9772 PR tree-optimization/34635
9773 * tree-data-ref.c (add_other_self_distances): Make sure that the
9774 evolution step is constant.
9776 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9779 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9781 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9783 * tree-sra.c (scalarize_init): Insert the generate_element_init
9784 statements after the generate_element_zero statements.
9786 2008-01-02 Richard Guenther <rguenther@suse.de>
9790 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9791 for very large number of operands instead of ICEing.
9793 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9796 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9797 while stack probing.
9799 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9801 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9804 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9807 * tree-mudflap.c (mx_register_decls): Guard warning by
9808 !DECL_ARTIFICIAL check.
9810 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9812 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9813 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9814 sse5_perm<mode>): Fix constraints.