1 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
4 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
5 (init_empty_tree_cfg): Call it.
7 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9 * cfg.c (init_flow): Add argument THE_FUN. Use it
10 instead of cfun. Update all users.
12 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14 * doc/invoke.text (-fdump-tree-*-verbose): New option.
15 * tree-dump.c (dump_options): New verbose option.
16 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18 * tree-pass.h (TDF_VERBOSE): New dump flag.
19 * print-tree.c (print_node): Added code to be able to print
21 (tree-flow.h): Added include.
22 Makefile.in (print-tree.o): Added TREE_FLOW_H.
24 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
26 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
28 From Jie Zhang <jie.zhang@analog.com>
29 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
30 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
31 mcpu=bf561-none and mcpu=bf561-0.2.
32 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
33 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
34 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
35 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
36 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
38 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for
40 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
42 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
43 (cputype_selected): Remove.
44 (bfin_handle_option): Don't use cputype_selected.
45 (override_options): When no mcpu option, enable all workarounds.
46 Don't use bfin_workarounds.
47 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
49 (DEFAULT_CPU_TYPE): Don't define.
51 2008-05-16 Richard Guenther <rguenther@suse.de>
53 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
54 on deletion of the last stmt.
56 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
58 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
59 V8HImode for SSE2 and V16QImode for SSE4.1.
61 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
63 * cgraph.h (compute_inline_parameters): Made public.
64 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
65 variable_generate_summary, function_write_summary,
66 variable_write_summary, variable_read_summary. Added
67 generate_summary, write_summary, read_summary.
68 * cgraphunit.c (cgraph_process_new_functions): Changed call from
69 pass_ipa_inline.function_generate_summary, to
70 compute_inline_parameters.
71 * ipa-inline.c (compute_inline_parameters): Made public and added
73 (compute_inline_parameters_for_current): New function.
74 (pass_inline_param): Now calls
75 compute_inline_parameters_for_current.
76 (inline_generate_summary): Removed parameter and made to loop over
78 (pass_ipa_inline): Updated for new IPA_PASS structure.
79 * passes.c (execute_ipa_summary_passes): Now is called once per
80 pass rather than once per node*pass.
82 2008-05-15 Anatoly Sokolov <aesok@post.ru>
84 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
85 avr_have_mul_p, avr_asm_only_p): Remove variables.
86 (avr_override_options): Remove initialization of removed variables.
87 (avr_file_start): Convert removed variables to fields of
88 'struct base_arch_s *avr_current_arch'.
89 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
90 (AVR_HAVE_MUL): (Ditto.).
91 (AVR_HAVE_MOVW): (Ditto.).
92 (AVR_HAVE_LPMX): (Ditto.).
93 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
94 avr_asm_only_p): Remove declaration.
96 2008-05-15 Diego Novillo <dnovillo@google.com>
98 * config/arm/arm.c (arm_return_in_memory): Fix return
100 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
102 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
105 * combine.c (check_conversion): Rename back to check_promoted_subreg.
106 Don't call record_truncated_value from here.
107 (record_truncated_value): Turn it into a for_each_rtx callback.
108 (record_truncated_values): New function.
109 (combine_instructions): Call note_uses with
110 record_truncated_values. Change name of check_conversion to
111 check_promoted_subreg.
113 2008-05-15 Janis Johnson <janis187@us.ibm.com>
115 * doc/sourcebuild.texi: Document support for torture tests.
117 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
119 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
120 to alternative 4 of operand 2.
122 2008-05-15 Richard Guenther <rguenther@suse.de>
124 * tree-pass.h (current_pass): Declare.
125 (get_pass_for_id): Likewise.
126 * passes.c (passes_by_id, passes_by_id_size): New globals.
127 (set_pass_for_id): New function.
128 (get_pass_for_id): Likewise.
129 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
130 (execute_function_todo): Flush per function statistics.
131 * toplev.c (compile_file): Init statistics.
132 (general_init): Do early statistics initialization.
133 (finalize): Finish statistics.
134 * statistics.h (statistics_early_init): Declare.
135 (statistics_init): Likewise.
136 (statistics_fini): Likewise.
137 (statistics_fini_pass): Likewise.
138 (statistics_counter_event): Likewise.
139 (statistics_histogram_event): Likewise.
140 * statistics.c: New file.
141 * Makefile.in (OBJS-common): Add statistics.o.
142 (statistics.o): Add dependencies.
143 * doc/invoke.texi (-fdump-statistics): Document.
145 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
147 (execute_pre): Use statistics_counter_event.
148 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
149 (substitute_and_fold): Increment it. Use statistics_counter_event.
151 2008-05-15 Diego Novillo <dnovillo@google.com>
153 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
155 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
156 * tree-ssa-alias.c (new_type_alias): Remove references to
157 sub-variables from comment.
158 * tree-ssa-operands.c (swap_tree_operands): Likewise.
160 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
162 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
163 attribute to 1 only for insertps alternative.
165 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
167 * config/bfin/bfin.md (loadbytes): New pattern.
168 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
169 (bfin_init_builtins): Initialize it.
170 (bdesc_1arg): Add it.
172 2008-05-15 Sa Liu <saliu@de.ibm.com>
174 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
175 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
176 * testsuite/lib/target-supports.exp: Add
177 check_effective_target_fortran_integer_16.
179 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
181 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
182 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
183 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
184 (TARGET_RETURN_IN_MEMORY): Define.
186 2008-05-15 Richard Guenther <rguenther@suse.de>
189 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
190 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
191 represent unmodifiable vars.
193 2008-05-15 Richard Guenther <rguenther@suse.de>
195 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
196 INDIRECT_REF and TARGET_MEM_REF.
197 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
200 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
201 H.J. Lu <hongjiu.lu@intel.com>
203 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
204 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
205 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
206 insn alternatives. Add missing alternatives.
207 (*vec_concatv2di_rex64_sse4_1): Likewise.
208 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
209 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
212 2008-05-15 Richard Guenther <rguenther@suse.de>
214 PR tree-optimization/36009
215 PR tree-optimization/36204
216 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
217 (determine_invariantness_stmt): Record the loop a store is
219 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
222 2008-05-15 Richard Guenther <rguenther@suse.de>
224 PR tree-optimization/34330
225 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
226 through the pointer will alias the SMT.
228 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
230 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
232 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
234 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
236 2008-05-14 Michael Meissner <michael.meissner@amd.com>
237 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
239 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
240 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
241 (vashl_optab): New optab for vector/vector shifts.
242 (vashr_optab): Ditto.
243 (vlshr_optab): Ditto.
244 (vrotl_optab): Ditto.
245 (vrotr_optab): Ditto.
246 (optab_subtype): New enum for optab_for_tree_code call.
247 (optab_for_tree_code): Add enum optab_subtype argument.
249 * optabs.c (optab_for_tree_code): Take an additional argument to
250 distinguish between a vector shift by a scalar and vector shift by
251 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
252 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
253 vector shift by a vector.
254 (expand_widen_pattern_expr): Pass additional argument to
257 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
258 vrotl_optab, vrotr_optab.
260 * expr.c (expand_expr_real_1): Update calls to
261 optab_for_tree_code to distinguish between vector shifted by a
262 scalar and vector shifted by a vector.
263 * tree-vectorizer.c (supportable_widening_operation): Ditto.
264 (supportable_narrowing_operation): Ditto.
265 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
266 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
267 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
268 (vect_create_epilog_for_reduction): Ditto.
269 (vectorizable_reduction): Ditto.
270 (vectorizable_operation): Ditto.
271 (vect_strided_store_supported): Ditto.
272 (vect_strided_load_supported): Ditto.
273 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
274 * expmed.c (expand_shift): Ditto.
276 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
278 (ashr@var{m}3): Ditto.
279 (vashl@var{m}3): Document new vector/vector shift standard name.
280 (vashr@var{m}3): Ditto.
281 (vlshr@var{m}3): Ditto.
282 (vrotl@var{m}3): Ditto.
283 (vrotr@var{m}3): Ditto.
285 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
286 (PPERM_INVERT): Ditto.
287 (PPERM_REVERSE): Ditto.
288 (PPERM_REV_INV): Ditto.
292 (PPERM_INV_SIGN): Ditto.
296 * config/i386/sse.md (mulv2di3): Add SSE5 support.
297 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
298 allows a memory operand to be the value being added, and split it
299 to improve vectorization.
300 (sse5_pmacsdqh_mem): Ditto.
301 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
302 (sse5_mulv2div2di3_high): Ditto.
303 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
304 (vec_pack_trunc_v4si): Ditto.
305 (vec_pack_trunc_v2di): Ditto.
306 (sse5_pcmov_<mode>): Remove code that tried to use use
307 andps/andnps instead of pcmov.
308 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
309 pmacsdqh instructions.
310 (vec_widen_smult_lo_v4si): Ditto.
312 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
313 (PPERM_INVERT): Ditto.
314 (PPERM_REVERSE): Ditto.
315 (PPERM_REV_INV): Ditto.
319 (PPERM_INV_SIGN): Ditto.
322 (ix86_expand_sse_movcc): Move the SSE5 test after the if
324 (ix86_expand_int_vcond): If SSE5 generate all possible integer
326 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
327 says ignore whether the last reference is a memory operand.
329 2008-05-14 Michael Meissner <michael.meissner@amd.com>
330 Paolo Bonzini <bonzini at gnu dot org>
332 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
335 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
336 (vlshr<mode>3): Rename from vlshr<mode>3.
337 (vashr<mode>3): Rename from vashr<mode>3.
338 (mulv4sf3): Change the names of vector shift patterns.
342 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
345 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
370 * config/spu/spu.md (v): New iterator macro to add v for vector types.
371 (floatunssidf2_internal): Change vector/vector shift names.
372 (floatunsdidf2_internal): Ditto.
379 (vashl<mode>3): Rename from ashl<mode>3.
380 (vashr<mode>3): Rename from ashr<mode>3.
381 (vlshr<mode>3): Rename from lshr<mode>3.
382 (vrotl<mode>3): Rename from rotl<mode>3.
384 2008-05-14 Michael Meissner <michael.meissner@amd.com>
387 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
388 multiply gives the wrong value when doing widening multiplies.
389 (vec_widen_smult_lo_v4si): Ditto.
391 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
393 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
394 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
395 emit_library_call_value.
396 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
397 * tree.h (ECF_LIBCALL_BLOCK): Removed.
398 * calls.c (initialize_argument_information, precompute_arguments,
399 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
400 (precompute_arguments): Removed flags parameter.
401 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
403 2008-05-14 Richard Guenther <rguenther@suse.de>
405 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
406 Make sure to register the store if the use is a PHI_NODE.
408 2008-05-14 Olivier Hainque <hainque@adacore.com>
410 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
411 memory if the component is to be referenced in BLKmode according
412 to get_inner_reference.
414 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
416 * calls.c (emit_library_call_value_1): Restore code clearing
417 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
419 2008-05-14 Olivier Hainque <hainque@adacore.com>
420 Nicolas Roche <roche@adacore.com>
422 * configure.ac: Add support for a "gcc_subdir" variable in
423 config-lang.in, to denote a subdirectory where the language/GCC
424 integration files are to be found.
425 * configure: Regenerate.
427 2008-05-14 Ira Rosen <irar@il.ibm.com>
429 PR tree-optimization/36098
430 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
431 value for the first load in the group in case of a gap.
432 (vect_build_slp_tree): Check that there are no gaps in loads.
434 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
436 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
437 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
438 expand_copysign_bit, ): Change call to emit_no_conflict_block to
439 emit_insn and remove unneeded code to construct extra args.
440 (emit_no_conflict_block): Removed.
441 * optabls.h: (emit_no_conflict_block): Removed.
442 * cse.c (cse_extended_basic_block): Remove search for
443 REG_NO_CONFLICT note.
444 * global.c: Removed incorrect comment added in revision 117.
445 * expr.c (convert_move): Change call to emit_no_conflict_block to
447 * recog.c: Change comments so that they do not mention
449 * local_alloc.c (combine_regs): Removed last parameter.
450 (no_conflict_p): Removed.
451 (block_alloc): Removed note, no_conflict_combined_regno and set
452 local vars. Removed all code to process REG_NO_CONFLICT blocks.
453 (combine_regs): Removed already_dead and code to look for
454 REG_NO_CONFLICT notes.
455 * lower_subreg (remove_retval_note): Removed code to look for
456 REG_NO_CONFLICT block.
457 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
458 (resolve_clobber): Remove code to process libcalls that have
459 REG_NO_CONFLICT notes.
460 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
462 * combine.c (can_combine_p, distribute_notes): Removed
463 REG_NO_CONFLICT case.
464 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
466 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
467 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
469 * reg-notes.def (NO_CONFLICT): Removed.
471 2008-05-14 David S. Miller <davem@davemloft.net>
473 * config/sparc/sparc.c (sparc_profile_hook): If
474 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
475 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
476 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
478 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
480 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
482 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
485 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
486 and op1 expansion before vector concat to have less live pseudos.
488 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
490 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
491 ix86_expand_vector_set if supported.
493 2008-05-13 Diego Novillo <dnovillo@google.com>
494 Kenneth Zadeck <zadeck@naturalbridge.com>
496 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
498 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
499 phinodes_print_statistics, init_ssanames, fini_ssanames,
500 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
501 release_ssa_name, release_defs, replace_ssa_name_symbol,
502 ssanames_print_statistics): Move ...
503 * tree-flow.h: ... here.
504 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
505 Use FN instead of cfun.
506 (make_ssa_name_fn): Rename from make_ssa_name.
507 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
508 * tree-flow-inline.h (make_ssa_name): Move from
509 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
510 * omp-low.c (expand_omp_parallel):
511 * tree-flow-inline.h (redirect_edge_var_map_result):
512 * tree-ssa.c (init_tree_ssa): Add argument FN.
513 Use it instead of cfun. Update all users.
515 2008-05-13 Tom Tromey <tromey@redhat.com>
517 PR preprocessor/22168:
518 * doc/cpp.texi (Top): Update menu.
519 (Alternatives to Wrapper #ifndef): New node.
520 (Other Directives): Document deprecation.
521 (Obsolete Features): Remove menu.
522 (Assertions): Merge node into Obsolete Features.
523 (Obsolete once-only headers): Move earlier; rename to Alternatives
525 * doc/cppopts.texi: Update.
526 * c.opt (Wdeprecated): Enable for C and ObjC.
527 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
528 (C++ Dialect Options): Move -Wno-deprecated from here to...
529 (Warning Options): ... here.
531 2008-05-13 Richard Guenther <rguenther@suse.de>
534 * fold-const.c (fold_sign_changed_comparison): Do not allow
535 changes in pointer-ness.
537 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
540 * config/sh/sh.c (sh_expand_prologue): Don't clear
541 RTX_FRAME_RELATED_P for push insns.
543 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
545 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
547 2008-05-12 Anatoly Sokolov <aesok@post.ru>
549 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
550 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
551 Use 'machine->is_leaf' instead of 'leaf_func_p'.
553 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
555 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
556 (*vec_concatv4sf_sse): This.
557 (*sse2_concatv2si): Renamed to ...
558 (*vec_concatv2si_sse2): This.
559 (*sse1_concatv2si): Renamed to ...
560 (*vec_concatv2si_sse): This.
561 (*vec_concatv2di_rex): Renamed to ...
562 (*vec_concatv2di_rex64): This.
563 (*vec_concatv2si_sse4_1): New.
564 (*vec_concatv2di_rex64_sse4_1): Likewise.
566 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
568 PR rtl-optimization/36111
569 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
570 that was created for swappable operands.
572 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
575 * Makefile.in: Substitute GNATMAKE and GNATBIND.
576 * configure.ac: Add call to ACX_PROG_GNAT.
578 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
580 * optc-gen.awk: Fix comment typo.
582 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
584 * pretty-print.c (pp_integer_with_precision): Use
585 HOST_LONG_LONG_FORMAT.
587 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
589 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
591 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
593 * config/i386/i386.c (bdesc_ptest): Removed.
594 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
595 (bdesc_args): Add __builtin_ia32_ptestz128,
596 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
597 (ix86_init_mmx_sse_builtins): Updated.
598 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
599 (ix86_expand_builtin): Updated.
601 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
603 * tree-cfg.c (valid_fixed_convert_types_p): New function.
604 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
606 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
608 * value-prof.c (interesting_stringop_to_profile): Do not
609 return early for BUILT_IN_MEMPCPY.
611 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
613 * calls.c (expand_call): Don't use callgraph to increase
614 preferred_stack_boundary.
616 * cgraph.h (cgraph_rtl_info): Use unsigned on
617 preferred_incoming_stack_boundary.
619 * final.c (rest_of_clean_state): Use unsigned on
620 preferred_stack_boundary.
622 2008-05-09 Tom Tromey <tromey@redhat.com>
624 PR preprocessor/22231:
625 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
628 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
630 PR tree-optimization/36129
631 * tree-ssa-ccp.c: Include value-prof.h.
632 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
633 built-in function was folded to a constant.
634 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
636 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
637 Sebastian Pop <sebastian.pop@amd.com>
639 * tree-scalar-evolution.c: Document instantiate_scev.
640 (instantiate_parameters_1): Renamed instantiate_scev_1.
641 Don't use the same loop for instantiation_loop and evolution_loop.
642 (instantiate_scev): New.
643 (instantiate_parameters): Moved...
644 (resolve_mixers): Update call to instantiate_scev_1 to pass the
645 same loop twice. Maintains the semantics for this function.
646 * tree-scalar-evolution.h (instantiate_scev): Declare.
647 (instantiate_parameters): ...here. Now static inline.
648 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
649 instead of resolve_mixers.
651 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
653 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
655 2008-05-09 Tomas Bily <tbily@suse.cz>
657 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
658 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
659 * tree-ssa-structalias.c (get_constraint_for): Likewise.
660 * c-common.c (c_common_truthvalue_conversion): Likewise.
661 * tree-object-size.c (compute_object_offset): Likewise.
662 * tree-inline.c (estimate_num_insns_1): Likewise.
663 * varasm.c (const_hash_1, compare_constant, copy_constant)
664 (compute_reloc_for_constant, output_addressed_constants)
665 (initializer_constant_valid_p): Likewise.
666 * c-omp.c (check_omp_for_incr_expr): Likewise.
667 * gimplify.c (gimplify_expr): Likewise.
668 * c-typeck.c (c_finish_return): Likewise.
669 * tree-vectorizer.c (supportable_widening_operation)
670 (supportable_narrowing_operation): Likewise.
671 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
672 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
673 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
674 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
675 (descr_info_loc): Likewise.
676 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
677 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
678 (fold_unary): Likewise.
679 * builtins.c (get_pointer_alignment): Likewise.
680 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
681 (instantiate_parameters_1): Likewise.
682 * tree.c (expr_align, stabilize_reference): Likewise.
683 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
684 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
685 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
686 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
687 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
688 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
690 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
691 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
692 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
693 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
694 (forward_propagate_comparison)
695 (tree_ssa_forward_propagate_single_use_vars): Likewise.
696 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
697 * emit-rtl.c (component_ref_for_mem_expr)
698 (set_mem_attributes_minus_bitpos): Likewise.
699 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
700 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
702 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
703 (build_function_call, pointer_diff, build_compound_expr)
704 (c_finish_return): Likewise.
705 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
706 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
708 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
709 * expr.c (is_aligning_offset): Likewise.
710 * tree-ssa-alias.c (is_escape_site): Likewise.
711 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
712 (check_all_va_list_escapes): Likewise.
713 * tree-ssa-loop-ivopts.c (determine_base_object)
714 (determine_common_wider_type): Likewise.
715 * dojump.c (do_jump): Likewise.
716 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
717 * tree-gimple.c (is_gimple_cast): Likewise.
718 * fold-const.c (decode_field_reference, )
719 (fold_sign_changed_comparison, fold_unary, fold_comparison)
720 (fold_binary): Likewise.
721 * tree-ssa-alias-warnings.c (find_alias_site_helper)
722 (already_warned_in_frontend_p): Likewise.
723 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
724 * tree.c (really_constant_p, get_unwidened): Likewise.
725 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
726 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
727 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
729 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
731 (CONVERT_EXPR_P): Define.
732 (CASE_CONVERT): Define.
734 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
737 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
738 (delete_unmarked_insns): When deleting a call, call
739 delete_unreachable_blocks.
740 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
741 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
743 2008-05-08 Richard Guenther <rguenther@suse.de>
745 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
746 (-ftree-salias): Likewise.
747 (salias-max-implicit-fields): Remove param documentation.
748 (salias-max-array-elements): Likewise.
749 * tree-pass.h (pass_create_structure_vars): Remove.
750 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
751 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
752 * tree-ssa-alias.c (create_structure_vars): Remove.
753 (gate_structure_vars): Likewise.
754 (pass_create_structure_vars): Likewise.
755 (gate_build_alias): Likewise.
756 (pass_build_alias): Adjust to run always and dump the function.
757 * common.opt (ftree-salias): Hide.
758 * passes.c (init_optimization_passes): Remove
759 pass_create_structure_vars, adjust comment.
760 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
761 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
762 * opts.c (decode_options): Do not set flag_tree_salias.
763 (common_handle_option): Add OPT_ftree_salias to the backward
764 compatibility section.
766 2008-05-08 Richard Guenther <rguenther@suse.de>
768 * tree-flow-inline.h (var_can_have_subvars): Move ...
769 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
770 * tree-flow.h (var_can_have_subvars): Remove.
771 (push_fields_onto_fieldstack): Remove.
772 (sort_fieldstack): Likewise.
773 (struct fieldoff): Move ...
774 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
775 alias_set and base_for_components fields.
776 (sort_fieldstack): Make static.
777 (push_fields_onto_fieldstack): Likewise. Remove code that
778 handles anything but RECORD_TYPEs. Remove alias_set and
779 base_for_components handling.
780 (create_variable_info_for): Adjust.
782 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
784 * common.opt (Wframe-larger-than=): Shorten the help message
786 * doc/invoke.texi (Wframe-larger-than=): Add more description.
788 2008-05-08 Rafael Espindola <espindola@google.com>
790 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
792 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
793 trap and that both operands are gimple values.
794 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
795 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
798 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
800 * read-rtl.c (join_c_conditions): Return the first string if the
801 two strings are equal.
803 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
805 * gensupport.h (pred_data): Add a "num_codes" field.
806 (add_predicate_code): Declare.
807 * gensupport.c (add_predicate_code): New function.
808 (std_pred_table): Add an "allows_const_p" field.
809 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
810 Remove the (incomplete) list of such codes from the codes field.
811 (init_predicate_table): Use add_predicate_code. Add all
812 RTX_CONST_OBJs if allows_const_p is true.
813 * genrecog.c (process_define_predicate): Use add_predicate_code.
815 2008-05-08 David Daney <ddaney@avtrex.com>
816 Richard Sandiford <rsandifo@nildram.co.uk>
818 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
819 special case of constant zero operands.
820 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
821 old and new values. Special case constant zero values.
822 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
824 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
825 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
827 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
830 * simplify-rtx.c (simplify_plus_minus): Create CONST of
831 similar RTX_CONST_OBJ before CONST_INT.
833 2008-05-08 Steve Ellcey <sje@cup.hp.com>
835 * stmt.c (expand_stack_restore): Change sa mode if needed.
837 2008-05-08 Richard Guenther <rguenther@suse.de>
839 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
841 (ix86_sol10_return_in_memory): Likewise.
842 (ix86_i386elf_return_in_memory): Likewise.
843 (ix86_i386interix_return_in_memory): Likewise.
844 * config/i386/i386.c (ix86_return_in_memory): Likewise.
845 (ix86_sol10_return_in_memory): Likewise.
846 (ix86_i386elf_return_in_memory): Likewise.
847 (ix86_i386interix_return_in_memory): Likewise.
849 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
852 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
854 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
855 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
858 2008-05-08 Richard Guenther <rguenther@suse.de>
860 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
861 * tree-data-ref.h (struct dr_alias): Remove subvars field.
862 (DR_SUBVARS): Remove.
863 * tree-dfa.c (dump_subvars_for): Remove.
864 (debug_subvars_for): Likewise.
865 (dump_variable): Do not dump subvars.
866 (remove_referenced_var): Do not remove subvars.
867 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
868 (lookup_subvars_for_var): Remove.
869 (get_subvars_for_var): Likewise.
870 (get_subvars_at): Likewise.
871 (get_first_overlapping_subvar): Likewise.
872 (overlap_subvar): Likewise.
873 * tree-flow.h (subvar_t): Remove.
874 (struct var_ann_d): Remove subvars field.
875 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
876 argument. Remove special handling of SFTs.
877 (compute_tag_properties): Likewise.
878 (set_initial_properties): Likewise.
879 (compute_call_clobbered): Likewise.
880 (count_mem_refs): Likewise.
881 (compute_memory_partitions): Likewise.
882 (compute_flow_insensitive_aliasing): Likewise.
883 (setup_pointers_and_addressables): Likewise.
884 (new_type_alias): Likewise.
885 (struct used_part): Remove.
886 (used_portions): Likewise.
887 (struct used_part_map): Likewise.
888 (used_part_map_eq): Likewise.
889 (used_part_map_hash): Likewise.
890 (free_used_part_map): Likewise.
891 (up_lookup): Likewise.
892 (up_insert): Likewise.
893 (get_or_create_used_part_for): Likewise.
894 (create_sft): Likewise.
895 (create_overlap_variables_for): Likewise.
896 (find_used_portions): Likewise.
897 (create_structure_vars): Likewise.
898 * tree.def (STRUCT_FIELD_TAG): Remove.
899 * tree.h (MTAG_P): Adjust.
900 (struct tree_memory_tag): Remove base_for_components and
901 unpartitionable flags.
902 (struct tree_struct_field_tag): Remove.
903 (SFT_PARENT_VAR): Likewise.
904 (SFT_OFFSET): Likewise.
905 (SFT_SIZE): Likewise.
906 (SFT_NONADDRESSABLE_P): Likewise.
907 (SFT_ALIAS_SET): Likewise.
908 (SFT_UNPARTITIONABLE_P): Likewise.
909 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
910 (union tree_node): Remove sft field.
911 * alias.c (get_alias_set): Remove special handling of SFTs.
912 * print-tree.c (print_node): Remove handling of SFTs.
913 * tree-dump.c (dequeue_and_dump): Likewise.
914 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
915 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
916 * tree-predcom.c (set_alias_info): Do not set subvars.
917 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
918 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
919 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
920 (add_vars_for_offset): Remove.
921 (add_virtual_operand): Remove special handling of SFTs.
922 (add_call_clobber_ops): Likewise.
923 (add_call_read_ops): Likewise.
924 (get_asm_expr_operands): Likewise.
925 (get_modify_stmt_operands): Likewise.
926 (get_expr_operands): Likewise.
927 (add_to_addressable_set): Likewise.
928 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
929 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
930 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
931 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
932 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
933 (tree_node_structure): Likewise.
934 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
936 (find_what_p_points_to): Likewise.
938 2008-05-08 Sa Liu <saliu@de.ibm.com>
940 * config/spu/spu.md: Fixed subti3 pattern.
942 2008-05-08 Richard Guenther <rguenther@suse.de>
945 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
946 sure to create a representative for trailing arrays for PTA.
948 2008-05-08 Richard Guenther <rguenther@suse.de>
951 * fold-const.c (operand_equal_p): Two objects which types
952 differ in pointerness are not equal.
954 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
956 * calls.c (compute_argument_block_size): Add argument tree fndecl.
957 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
958 (emit_library_call_value_1): Add new variable fndecl initialized by
959 NULL_TREE. It should be the decl type of orgfun, but this information
960 seems not to be available here, so it uses the default calling abi.
961 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
962 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
963 by TARGET_RETURN_IN_MEMORY.
964 * config/i386/i386-interix.h: Likewise.
965 * config/i386/i386.h: Likewise.
966 * config/i386/i386elf.h: Likewise.
967 * config/i386/ptx4-i.h: Likewise.
968 * config/i386/sol2-10.h: Likewise.
969 * config/i386/sysv4.h: Likewise.
970 * config/i386/vx-common.h: Likewise.
971 * config/cris/cris.h: Removed #if 0 clause.
972 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
973 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
975 (ix86_sol10_return_in_memory): Likewise.
976 (ix86_i386elf_return_in_memory): New.
977 (ix86_i386interix_return_in_memory): New.
978 * config/mt/mt-protos.h (mt_return_in_memory): New.
979 * config/mt/mt.c: Likewise.
980 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
981 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
982 * config/bfin/bfin.h: Likewise.
983 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
985 * config/bfin/bfin.c: Likewise.
986 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
987 * config/alpha/unicosmk.h: Likewise.
988 * config/i386/cygming.h: Likewise.
989 * config/iq2000/iq2000.h: Likewise.
990 * config/mips/mips.h: Likewise.
991 * config/mn10300/mn10300.h: Likewise.
992 * config/rs6000/rs6000.h: Likewise.
993 * config/score/score.h: Likewise.
994 * config/spu/spu.h: Likewise.
995 * config/v850/v850.h: Likewise.
996 * defaults.h: Likewise.
997 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
998 * expr.c (emit_block_move): Adjust use of
999 OUTGOING_REG_PARM_STACK_SPACE.
1000 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1001 OUTGOING_REG_PARM_STACK_SPACE.
1002 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1004 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1006 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1007 on OMP_RETURN for OMP_FOR.
1010 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1011 (fortran_common): New function.
1012 (gen_variable_die): Call fortran_common instead of common_check,
1013 adjust for it returning tree instead of rtx. Formatting.
1015 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1019 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1020 * c-decl.c (merge_decls): Ditto.
1021 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1022 to RTL_CONST_OR_PURE_CALL_P.
1023 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1024 Initialized DECL_LOOPING_CONST_PURE.
1025 (process_call_operands): Set tree_side_effects properly.
1026 * tree.h (TREE_READONLY_DECL_P): Removed.
1027 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1028 (DECL_LOOPING_OR_CONST_P): New macro.
1029 (struct tree_function_decl): Added looping_const_or_pure_p.
1031 (ECF_LOOPING_OR_CONST_P): New macro.
1032 * rtlanal.c (pure_const_p): Removed.
1033 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1034 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1035 to RTL_CONST_CALL_P.
1036 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1037 (check_decl, check_tree, check_call, scan_function): Initialize
1039 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1040 (static_execute): Set looping true for recursive functions.
1041 Undo setting state to IPA_NEITHER for recursive functions.
1043 * ifcvt.c (noce_can_store_speculate_p): Changed
1044 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1045 RTL_CONST_OR_PURE_CALL_P.
1046 * dse.c (scan_insn): Ditto.
1047 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1048 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1049 RTL_CONST_OR_PURE_CALL_P.
1050 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1051 pure_call_p to RTL_CONST_CALL_P.
1052 * gimplify.c (gimplify_call_expr): Clear side effects for
1053 non-looping pure and constant calls.
1054 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1055 (flags_from_decl_or_type): Set ecf flags from decl flags.
1056 (initialize_argument_information): Turn off
1057 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1058 Change const to pure if callee_copies is true rather than just
1060 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1061 way of marking pure calls.
1062 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1063 Remove hack that was supposed to fix pr7335 and remove old
1064 way of marking pure calls.
1065 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1066 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1067 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1068 RTL_CONST_OR_PURE_CALL_P.
1069 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1070 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1071 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1072 * sched-deps.c (schedule_analyze): Ditto.
1073 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1074 return_val field of calls to represent pure and const function info.
1075 (CONST_OR_PURE_CALL_P): Deleted macro.
1076 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1077 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1078 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1080 * tree-optimize.c (execute_fixup_cfg): Added test for
1081 ECF_LOOPING_CONST_OR_PURE.
1082 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1084 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1085 effects for looping pure or const calls.
1086 (verify_gimple_expr): Added verification code.
1087 * config/alpha/alpha.c (alpha_legitimize_address,
1088 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1090 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1091 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1092 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1093 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1094 RTL_CONST_OR_PURE_CALL_P.
1095 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1096 and const calls to be deleted.
1098 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1101 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1102 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1103 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1104 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1105 to handle nonimmediate operands.
1106 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1107 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1108 to handle nonimmediate operands.
1109 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1110 (mmx_pmulhrwv4hi3): New expander. Use
1111 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1112 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1113 (sse2_umulv1siv1di3): New expander. Use
1114 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1115 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1116 (mmx_eq<mode>3): New expander. Use
1117 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1118 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1119 (mmx_uavgv8qi3): New expander. Use
1120 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1121 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1122 (mmx_uavgv4hi3): New expander. Use
1123 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1125 * config/i386/sse.md
1126 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1127 to handle nonimmediate operands.
1128 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1129 to handle nonimmediate operands.
1130 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1131 to handle nonimmediate operands.
1132 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1133 to handle nonimmediate operands.
1134 (sse2_unpckhpd_exp): New expander. Use
1135 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1136 (sse2_unpcklpd_exp): New expander. Use
1137 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1138 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1139 to handle nonimmediate operands.
1140 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1141 to handle nonimmediate operands.
1142 (*sse2_<plusminus_insn><mode>3): Rename from
1143 sse2_<plusminus_insn><mode>3 insn pattern.
1144 (sse2_<plusminus_insn><mode>3): New expander. Use
1145 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1146 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1147 (sse2_umulv2siv2di3): New expander. Use
1148 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1149 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1150 (sse4_1_mulv2siv2di3): New expander. Use
1151 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1152 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1153 (sse2_pmaddwd): New expander. Use
1154 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1155 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1156 (sse2_eq<mode>3): New expander. Use
1157 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1158 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1159 (sse4_1_eqv2di3): New expander. Use
1160 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1161 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1162 (sse2_uavgv16qi3): New expander. Use
1163 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1164 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1165 (sse2_uavgv16qi3): New expander. Use
1166 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1167 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1168 (sse2_uavgv8hi3): New expander. Use
1169 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1170 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1171 (ssse3_pmulhrswv8hi3): New expander. Use
1172 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1173 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1174 (ssse3_pmulhrswv4hi3): New expander. Use
1175 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1177 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1178 (<sse>_vmmul<mode>3): Ditto.
1179 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1181 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1182 (ssse3_pmaddubsw): Ditto.
1184 * config/i386/i386.c (struct_builtin_description)
1185 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1186 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1187 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1188 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1189 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1190 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1191 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1192 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1193 (ix86_fixup_binary_operands): Assert that src1
1194 and src2 must have the same mode when swapped.
1195 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1196 and ix86_binary_operator_ok. Do not force operands in registers
1199 2008-05-07 Jan Hubicka <jh@suse.cz>
1201 * cgraph.c (dump_cgraph_node): Update.
1202 * cgraph.h (cgraph_local_info): Break out inline summary.
1203 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1205 * ipa-inline (inline_summary): New accestor function.
1206 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1207 cgraph_decide_inlining, compute_inline_parameters): Update.
1208 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1210 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1212 Cleanup ColdFire scheduling support and add V4 pipeline model.
1214 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1215 (define_attr cpu): Add cfv4 value.
1216 (define_attr type, define_attr type1): Merge into a single 'type'
1217 attribute. Update all uses.
1218 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1219 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1221 (define_attr opx_mem, define_attr opy_mem): Remove.
1222 (define_attr op_mem): Clean up, update comment.
1223 (define_attr size): Use specific values instead of general int.
1224 (define_attr guess, define_attr split): Remove. Update all uses.
1225 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1226 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1227 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1228 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1229 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1230 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1231 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1232 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1233 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1234 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1235 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1236 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1237 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1238 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1239 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1240 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1241 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1242 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1243 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1244 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1245 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1246 Update or set attributes.
1247 (stack_tie): New fake instruction.
1249 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1250 (m68k_sched_attr_size): Update declaration.
1251 (m68k_sched_attr_type2): Remove.
1252 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1253 Declare new bypass predicates.
1255 * config/m68k/m68k.c (m68k_sched_issue_rate,
1256 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1258 (TARGET_SCHED_ISSUE_RATE,
1259 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1260 (override_options): Handle scheduling for ColdFire V4 core.
1261 (m68k_expand_prologue): Emit stack_tie.
1262 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1263 'OP_TYPE_FPN'. Update all uses.
1264 (sched_guess_p): Remove.
1265 (sched_address_type): Handle symbolic addresses.
1266 (sched_get_operand): New static function.
1267 (sched_operand_type): Merge into sched_attr_op_type.
1268 (sched_attr_op_type): Handle FP registers, handle quick constants,
1270 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1271 (m68k_sched_attr_size): Update. Move logic to ...
1272 (sched_get_attr_size_int): New static function.
1273 (sched_get_opxy_mem_type): New static function.
1274 (m68k_sched_attr_op_mem): Update.
1275 (m68k_sched_attr_type2): Remove.
1276 (sched_cfv4_bypass_data): New static variable.
1277 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1278 (m68k_sched_issue_rate): Implement scheduler hook.
1279 (struct _sched_ib: enabled_p): New field.
1280 (m68k_sched_variable_issue): Update. Handle V4.
1281 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1282 sched_dump_class_func_t, sched_dump_split_class,
1283 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1284 sched_dump_dfa_class, m68k_sched_dump): Remove.
1285 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1287 (m68k_sched_init_global): Remove statisctics dumping, introduce
1288 sanity check that all instructions have pipeline reservations. Handle
1290 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1291 Handle ColdFire V4 core.
1292 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1293 New static functions.
1294 (m68k_sched_address_bypass_p): New bypass predicate.
1295 (sched_get_indexed_address_scale): New static function.
1296 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1298 * cf.md: Update comments.
1299 (define_attr type2): Remove. Use 'type' attribute instead.
1301 (cf_ib): Rename to cfv123_ib. Update all uses.
1302 (cf_oep): Rename to cfv123_oep. Update all uses.
1303 (cf_chr): Rename to cfv123_chr. Update all uses.
1304 (cf_mem): Rename to cfv123_mem. Update all uses.
1305 (cf_mac): Move to more appropriate place.
1306 (cfv123_guess): New automaton and cpu_unit.
1307 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1308 Update uses of 'size' attribute. Handle before reload scheduling.
1309 (cfv123_guess): New dummy reservation for unhandled instructions.
1310 (cfv4_*): Pipeline description of ColdFire V4 core.
1311 (ignore): New reservation to handle 'ignore' type.
1313 2008-05-07 Ian Lance Taylor <iant@google.com>
1316 * gimplify.c (find_single_pointer_decl_1): Don't look through
1318 (find_single_pointer_decl): Adjust comments.
1320 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1323 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1324 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1327 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1328 integral type rather than floating point, then VIEW_CONVERT_EXPR
1329 to the floating point type.
1331 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1333 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1334 TFmode op0 to register.
1336 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1338 * c-decl.c (grokdeclarator): Comment typo.
1340 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1342 * tree-flow.h: Remove prototype for computed_goto_p.
1343 * tree-cfg.c (computed_goto_p): Make static.
1345 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1348 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1349 (contains_aligned_value_p): This. Handle _Decimal128.
1350 (ix86_function_arg_boundary): Only align _Decimal128 to its
1351 natural boundary and handle it properly.
1353 2008-05-06 Martin Jambor <mjambor@suse.cz>
1355 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1356 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1357 (ipcp_method_set_orig_node): Removed.
1358 (ipcp_cval_get_cvalue_type): Removed.
1359 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1360 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1361 (ipcp_cval_set_cvalue_type): Removed.
1362 (ipcp_cval_get_cvalue): Removed.
1363 (ipcp_cval_set_cvalue): Removed.
1364 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1365 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1366 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1367 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1368 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1369 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1370 (ipcp_get_ith_lattice): Changed parameters.
1371 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1372 (ipcp_lattice_from_jfunc): Changed parameters.
1373 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1374 (ipcp_method_cval_print): Added temporary variable info.
1375 (ipcp_redirect): Removed already unused local variable caller.
1376 (ipcp_redirect): New temporary variable orig_callee_info
1377 (ipcp_redirect): Removed newly unused local variable callee.
1378 (ipcp_redirect): Removed (a bit confusing) local variable type.
1379 (ipcp_insert_stage): Added local variable info.
1380 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1382 (ipcp_formal_create): Removed.
1383 (ipcp_method_cval_set): Removed.
1384 (ipcp_propagate_stage): Renamed lattice variables.
1385 (ipcp_method_cval_set_cvalue_type): Removed.
1386 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1387 (ipcp_print_all_lattices): Changed printed strings to refer to
1388 lattices rather than cvals.
1389 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1390 (ipcp_propagate_const): Changed formal parameters.
1391 (build_const_val): Changed formal parameters.
1392 (ipcp_insert_stage): Removed useless variable cvalue
1393 (build_const_val): Changed formal parameters.
1394 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1395 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1396 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1397 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1398 (ipcp_print_func_profile_counts): Changed string from "method" to
1400 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1401 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1402 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1403 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1404 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1405 (ipcp_lat_is_const): Changed parameters and made inline.
1406 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1407 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1408 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1409 the predicate condition directly
1410 (ipcp_propagate_stage): Added local variable args. Removed local
1411 variable callee. (Both are mere code simplifications.)
1412 (ipcp_method_dont_insert_const): Renamed to
1413 ipcp_node_not_modifiable_p.
1414 (ipcp_node_not_modifiable_p): Made inline.
1415 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1416 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1417 (ipcp_print_all_lattices): Removed variable cvalue
1418 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1421 2008-05-06 Olivier Hainque <hainque@adacore.com>
1423 * tree-sra.c (try_instantiate_multiple_fields): Early return
1424 if field has POINTER_TYPE.
1426 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1428 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1429 by using 'q' specifier for instruction.
1430 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1432 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1434 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1435 Change mode of zero_extract from QImode to HImode.
1436 (sign bit tests peepholes): (Ditto.).
1438 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1440 * config/i386/mmx.md: Remove double backslashes from asm templates.
1441 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1442 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1443 to handle nonimmediate operands.
1444 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1445 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1446 to handle nonimmediate operands.
1447 (*mmx_<code>v2sf3_finite): New insn pattern.
1448 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
1449 (mmx_<code>v2sf3): New expander. Use
1450 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1451 (mmx_<plusminus_insn><mode>3): New expander. Use
1452 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1453 (*mmx_<plusminus_insn><mode>3): New insn pattern.
1454 (mmx_add<mode>3): Removed.
1455 (mmx_ssadd<mode>3): Ditto.
1456 (mmx_usadd<mode>3): Ditto.
1457 (mmx_sub<mode>3): Ditto.
1458 (mmx_sssub<mode>3): Ditto.
1459 (mmx_ussub<mode>3): Ditto.
1460 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
1461 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
1462 to handle nonimmediate operands.
1463 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
1465 (mmx_smulv4hi3_highpart): New expander. Use
1466 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1467 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
1469 (mmx_umulv4hi3_highpart): New expander. Use
1470 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1471 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
1472 (mmx_<code>v4hi3): New expander. Use
1473 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1474 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
1475 (mmx_<code>v8qi3): New expander. Use
1476 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1477 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1478 (mmx_<code><mode>3): New expander. Use
1479 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1481 2008-05-05 Jan Hubicka <jh@suse.cz>
1483 PR tree-optimization/36118
1484 * passes.c (pass_init_dump_file): Fix dump header.
1486 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1489 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1490 VCE for function decls.
1492 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1494 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1496 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1498 * config/i386/i386.md (sat_plusminus): New.
1499 (plusminus_insn): Likewise.
1500 (plusminus_mnemonic): Likewise.
1502 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1503 (*<addsub><mode>3_cc_overflow): Renamed to ...
1504 (*<plusminus_insn><mode>3_cc_overflow): This.
1505 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1506 (*<plusminus_insn>si3_zext_cc_overflow): This.
1508 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1509 (<plusminus_insn><mode>3): This.
1510 (*<addsub><mode>3): Renamed to ...
1511 (*<plusminus_insn><mode>3): This.
1512 (<sse>_vm<addsub><mode>3): Renamed to ...
1513 (<sse>_vm<plusminus_insn><mode>3): This.
1514 (sse3_h<addsub>v4sf3): Renamed to ...
1515 (sse3_h<plusminus_insn>v4sf3): This.
1516 (sse3_h<addsub>v2df3): Renamed to ...
1517 (sse3_h<plusminus_insn>v2df3): This.
1518 (<plusminus_insn><mode>3): New.
1519 (*<plusminus_insn><mode>3): Likewise.
1520 (sse2_<plusminus_insn><mode>3): Likewise.
1521 (add<mode>): Removed.
1522 (*add<mode>3): Likewise.
1523 (sse2_ssadd<mode>3): Likewise.
1524 (sse2_usadd<mode>3): Likewise.
1525 (sub<mode>3): Likewise.
1526 (*sub<mode>3): Likewise.
1527 (sse2_sssub<mode>3): Likewise.
1528 (sse2_ussub<mode>3): Likewise.
1530 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1532 * gthr-single.h: Add in required interface elements as per gthr.h.
1533 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1534 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1535 Generalize UNUSED macro.
1536 (__gthread_once): Add.
1537 (__gthread_key_create): Add.
1538 (__gthread_key_delete): Add.
1539 (__gthread_getspecific): Add.
1540 (__gthread_setspecific): Add.
1542 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1544 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1545 the same size types for the indirect reference on the rhs, then
1548 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1550 * config/i386/i386.md
1551 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1552 one insn template instead of template series.
1553 (*xordi_1_rex64): Ditto.
1554 (*xordi_2_rex64): Ditto.
1556 2008-05-05 Ira Rosen <irar@il.ibm.com>
1558 PR tree-optimization/36119
1559 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1562 2008-06-04 Jan Hubicka <jh@suse.cz>
1564 tree-optimization/36100
1565 * tree-pass.h (pass_O0_always_inline): Declare.
1566 * ipa-inline.c (inline_transform): Remove dead code.
1567 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1568 pass_O0_always_inline): New.
1569 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1571 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1573 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1574 mnemonic in this_param move for TARGET_64BIT.
1576 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1578 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1579 (*strmovsi_rex_1): Ditto.
1580 (*strsetsi_1): Ditto.
1581 (*strsetsi_rex_1): Ditto.
1583 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1584 adddicc expanders using SWI mode iterator.
1586 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1589 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1592 2008-05-04 David S. Miller <davem@davemloft.net>
1594 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1595 (sparc*-*-linux*): Use linux.h in tm_file.
1596 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1597 compiler defaulting to 32-bit.
1598 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1600 * config/sparc/linux.h: Remove definitions now obtained
1601 properly from linux.h
1602 * config/sparc/linux64.h: Likewise.
1603 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1604 don't want this setting for 32-bit builds in a biarch compiler.
1605 * doc/install.texi: Add sparc-linux to list of targets
1606 supporting --enable-targets=all.
1608 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1610 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1612 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1614 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1615 after V4SI_FTYPE_V8HI.
1616 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1617 case V4SI_FTYPE_V2DF.
1619 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1621 * doc/invoke.texi (max-flow-memory-locations): Removed.
1622 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1624 2008-05-03 Richard Guenther <rguenther@suse.de>
1627 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1629 2008-05-02 David S. Miller <davem@davemloft.net>
1631 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1633 2008-05-02 Simon Baldwin <simonb@google.com>
1636 * c-common.h (warn_array_subscript_range): Removed.
1637 * c-common.c (warn_array_subscript_range): Ditto.
1638 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1639 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1641 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1643 * config/i386/i386.c (ix86_special_builtin_type): New.
1644 (bdesc_special_args): Likewise.
1645 (ix86_expand_special_args_builtin): Likewise.
1646 (ix86_init_mmx_sse_builtins): Updated.
1647 (ix86_expand_builtin): Updated.
1648 (ix86_expand_store_builtin): Removed.
1649 (ix86_expand_unop_builtin): Likewise.
1651 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1652 * config/i386/mmintrin.h (__v2sf): Here.
1654 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1656 (_mm_loadl_pi): Likewise.
1657 (_mm_storeh_pi): Replace __v2si with __v2sf.
1658 (_mm_storel_pi): Likewise.
1660 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1661 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1662 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1663 __builtin_ia32_loadlpd.
1665 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1667 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1668 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1669 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1670 (ix86_init_mmx_sse_builtins): Updated.
1671 (ix86_expand_args_builtin): Likewise.
1672 (ix86_expand_builtin): Likewise.
1673 (ix86_expand_unop1_builtin): Renamed to ...
1674 (ix86_expand_unop_vec_merge_builtin): This.
1676 2008-05-01 Jan Hubicka <jh@suse.cz>
1679 * ipa-inline.c (inline_generate_summary): Make static.
1680 (inline_transform): Do not call inlining at -O0; make static.
1681 * passes.c (execute_todo): Add sanity check.
1682 (execute_one_ipa_transform_pass): Execute proper flags.
1684 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1686 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1687 (DECL_NONADDRESSABLE_P): Likewise.
1688 * alias.c (record_component_aliases): Fix comment.
1690 2008-05-01 Simon Baldwin <simonb@google.com>
1692 * c-common.h (warn_array_subscript_range): New function.
1693 * c-common.c (warn_array_subscript_range): Ditto.
1694 * tree-vrp.c (check_array_ref): Corrected code to agree with
1695 comment, ignoring only arrays of size 0 or size 1.
1696 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1698 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1700 * config/i386/i386.c (ix86_builtin_type): Replace
1701 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1702 (bdesc_args): Updated.
1703 (ix86_init_mmx_sse_builtins): Likewise.
1704 (ix86_expand_args_builtin): Likewise.
1706 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1709 * doc/extend.texi: Correct __builtin_ia32_palignr.
1711 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1714 * config/i386/i386.c (bdesc_crc32): Removed.
1715 (ix86_expand_crc32): Likewise.
1716 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1717 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1718 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1719 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1720 UINT_FTYPE_UINT_UCHAR.
1721 (bdesc_args): Updated. Add crc32 builtins.
1722 (ix86_init_mmx_sse_builtins): Updated.
1723 (ix86_expand_args_builtin): Updated to support subreg.
1725 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1727 2008-05-01 Jan Hubicka <jh@suse.cz>
1729 * tree-pass.h (opt_pass): Add IPA_PASS.
1730 (varpool_node, cgraph_node): Forward declare.
1731 (ipa_opt_pass): Define.
1732 (pass_ipa_inline): Turn into ipa_opt_pass.
1733 (pass_apply_inline): Remove.
1734 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1735 (apply_inline): Turn into ....
1736 (inline_transform): ... this one.
1737 (inline_generate_summary): New function.
1738 (pass_apply_inline): Remove.
1739 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1741 (struct function): Add ipa_transforms_to_apply.
1742 * passes.c (register_one_dump_file): Work on IPA_PASS.
1743 (init_optimization_passes): Remove pass_inline_parameters and
1745 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1746 (execute_one_pass) ... here; apply transforms when possible.
1747 (add_ipa_transform_pass, execute_ipa_summary_asses,
1748 execute_one_ipa_transform_pass): New.
1749 (execute_ipa_pass_list): Update for IPA_PASS type.
1751 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1753 * config/i386/i386.c (ix86_builtin_type): Add
1754 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1755 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1756 (bdesc_args): Add SSE4a builtins.
1757 (ix86_init_mmx_sse_builtins): Updated.
1758 (ix86_expand_args_builtin): Likewise.
1759 (ix86_expand_builtin): Likewise.
1761 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1763 * config/i386/i386.c (ix86_builtin_type): Add
1764 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1765 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1766 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1767 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1768 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1769 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1770 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1771 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1772 and DI_FTYPE_DI_DI_INT.
1773 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1774 (ix86_init_mmx_sse_builtins): Updated.
1775 (ix86_expand_args_builtin): Likewise.
1776 (ix86_expand_builtin): Likewise.
1777 (ix86_expand_binop_imm_builtin): Removed.
1779 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1781 2008-04-30 Richard Guenther <rguenther@suse.de>
1783 PR tree-optimization/32921
1784 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1786 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1788 * config/arm/arm.c (arm_unwind_emit): Use
1789 crtl->all_throwers_are_sibcalls instead of
1790 cfun->all_throwers_are_sibcalls.
1791 (arm_output_fn_unwind): Likewise.
1792 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1793 instead of cfun->uses_pic_offset_table.
1794 (frv_expand_prologue): Likewise.
1795 (frv_frame_pointer_required): Likewise.
1796 (frv_expand_fdpic_call): Likewise.
1797 (frv_emit_movsi): Likewise.
1798 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1799 cfun->returns_pcc_struct instead of
1800 current_function_returns_pcc_struct.
1801 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1802 instead of cfun->calls_eh_return.
1803 (m32c_pushm_popm): Likewise.
1804 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1805 "extern" declaration.
1807 2008-04-30 Richard Guenther <rguenther@suse.de>
1809 PR tree-optimization/21636
1810 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1812 (evaluate_stmt): Print the likely value.
1813 (ccp_visit_stmt): Avoid excessive vertical spacing.
1815 2008-04-30 Rafael Espindola <espindola@google.com>
1817 * builtins.c (fold_call_expr): Return realret.
1818 * tree-ssa-threadedge.c
1819 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1820 __builtin_object_size.
1822 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1824 * gcc.c (wrapper_string): New variable.
1825 (insert_wrapper): New function.
1826 (execute): New option -wrapper.
1827 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1829 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1831 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1832 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1833 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1835 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1836 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1837 config/rs6000/e500crtres64gprctr.asm,
1838 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1839 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1840 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1841 config/rs6000/e500crtsav64gprctr.asm,
1842 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1843 config/rs6000/e500crtsavg64gprctr.asm: New files.
1844 * config/rs6000/t-ppccomm: Add build rules for new files.
1845 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1846 * config/rs6000/t-netbsd: Add build rules for new files.
1847 (LIB2FUNCS_STATIC_EXTRA): New variable.
1848 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1849 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1850 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1852 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1854 * config/i386/i386.c (ix86_builtin_type): Add
1855 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1856 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1857 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1858 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1859 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1860 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1861 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1862 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1863 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1864 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1865 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1866 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1867 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1868 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1869 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1870 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1871 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1872 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1873 V1DI_FTYPE_V2SI_V2SI.
1874 (bdesc_2arg): Moved to ...
1876 (ix86_init_mmx_sse_builtins): Updated.
1877 (ix86_expand_args_builtin): Updated. Take a pointer
1878 to const struct builtin_description. Handle comparison
1880 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1881 (ix86_expand_builtin): Updated.
1883 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1884 (ssse3_pmaddubsw128): This.
1885 (ssse3_pmaddubswv4hi3): Renamed to ...
1886 (ssse3_pmaddubsw): This.
1888 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1889 (__builtin_ia32_packssdw128): Likewise.
1890 (__builtin_ia32_packuswb128): Likewise.
1891 (__builtin_ia32_pmaddubsw): Likewise.
1892 (__builtin_ia32_pmaddubsw128): Likewise.
1894 2008-04-30 Richard Guenther <rguenther@suse.de>
1896 PR tree-optimization/14847
1897 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1898 (recognize_bits_test): Use it.
1899 (recognize_single_bit_test): Likewise.
1901 2008-04-30 Martin Jambor <mjambor@suse.cz>
1903 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1904 instead of setting number of formal parameters to zero.
1905 (ipcp_init_stage): Do not set the number of actual parameters to zero
1907 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1908 which are called with variable number of arguments.
1909 (ipcp_insert_stage): Explicitely skipping all nodes which are
1910 called with variable number of arguments.
1911 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1912 number of parameters.
1914 * ipa-prop.h (struct ipa_node_params): Added flag
1915 called_with_var_arguments
1916 (ipa_set_param_count): Added. Changed sole setter to use it.
1917 (ipa_get_param_count): Added. All readers of param_count
1918 converted to use it instead.
1919 (ipa_set_called_with_variable_arg): Added.
1920 (ipa_is_called_with_var_arguments): Added.
1921 (ipa_get_ith_param): Added. All readers of param_decls converted
1923 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1925 (ipa_get_cs_argument_count): Added, all readers of argument_count
1927 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1930 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1931 (struct ipcp_lattice): Renamed cval_type to type
1932 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1934 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1935 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1936 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1937 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1938 (build_const_val): Changed the type of parameter cvalue to tree
1939 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1940 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1942 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1945 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1946 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1947 (ipa_add_method): Renamed to ipa_push_func_to_list
1948 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1949 (ipa_callsite_param_count): Removed.
1950 (ipa_callsite_param_count_set): Removed.
1951 (ipa_callsite_param): Removed.
1952 (ipa_callsite_callee): Removed.
1953 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1954 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1955 (ipa_method_formal_count): Removed.
1956 (ipa_method_formal_count_set): Removed.
1957 (ipa_method_get_tree): Removed.
1958 (ipa_method_tree_map_create): Removed.
1959 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1960 (ipa_create_param_decls_array): Creates the array itself
1961 (ipa_create_param_decls_array): Temporary variable info instead of
1963 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1964 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1965 (get_type): Removed.
1966 (ipa_jf_get_info_type): Removed.
1967 (ipa_node_create): Renamed to ipa_create_node_params
1968 (ipa_free): Renamed to ipa_free_all_node_params
1969 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1970 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1971 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1972 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1973 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1974 ipa_free_all_edge_args
1975 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1976 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1977 (ipa_create_methodlist_node): Removed.
1978 (ipa_methodlist_method): Removed.
1979 (ipa_methodlist_method_set): Removed.
1980 (ipa_methodlist_next_method): Removed.
1981 (ipa_methodlist_next_method_set): Removed.
1982 (ipa_method_is_modified): Removed.
1983 (ipa_method_modify_create): Removed.
1984 (ipa_method_modify_init): Temporary variable info instead of a few
1986 (ipa_detect_param_modifications): Temporary variable info instead of
1988 (ipa_compute_jump_functions): Temporary variable info instead of
1990 (ipa_method_modify_set): Removed.
1991 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1992 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1993 than craph_node as the first parameter.
1994 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1995 (ipa_method_modify_init): Removed.
1996 (ipa_compute_jump_functions): Added a temp variable instead of
1997 repeatadly dereferencing the cgraph_edge.aux pointer
1998 (ipa_callsite_param_set_type): Removed.
1999 (ipa_compute_jump_functions): i renamed to index and moved to
2001 (ipa_callsite_param_set_info_type_formal): Removed.
2002 (ipa_callsite_param_set_info_type): Removed.
2003 (ipa_callsite_param_map_create): Removed.
2004 (ipa_callsite_tree): Removed.
2005 (ipa_callsite_caller): Removed.
2006 (ipa_pop_func_from_list): return_method removed to return_func
2008 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2009 prefixed all values with IPA_. Changed all users.
2010 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2011 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2012 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2013 (union parameter_info): Renamed to jump_func_value.
2014 (union jump_func_value): Renamed value to constant
2015 (struct ipa_jump_func): Renamed info_type to value
2016 (struct ipa_node): Renamed to ipa_node_params
2017 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2018 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2019 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2020 (struct ipa_edge): Renamed to ipa_edge_args
2021 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2022 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2023 (struct ipa_methodlist): Renamed to ipa_func_list
2024 (struct ipa_func_list): method_p renamed to node, next_method
2026 (ipa_methodlist_p): Removed, switched all users to struct pointer
2027 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2029 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2031 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2032 (rs6000_emit_epilogue): Use backchain to restore only when we
2033 have a large frame. Make use of frame pointer to restore if we
2034 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2036 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2038 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2039 Add mode to zero_extract.
2040 (sign bit tests peepholes): (Ditto.).
2042 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2044 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2045 Instructions in comments with SSE3.
2046 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2047 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2048 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2049 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2050 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2051 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2052 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2053 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2054 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2055 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2056 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2057 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2058 (bdesc_sse_args): Renamed to ...
2059 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2060 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2061 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2063 (bdesc_1arg): Moved to ...
2065 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2066 Instructions in comments with SSE3.
2067 (ix86_expand_sse_operands_builtin): Renamed to ...
2068 (ix86_expand_args_builtin): This. Updated.
2069 (ix86_expand_unop1_builtin): Update comments.
2070 (ix86_expand_builtin): Updated.
2072 2008-04-29 Richard Guenther <rguenther@suse.de>
2074 PR tree-optimization/36078
2075 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2076 Update virtual SSA form after cleaning up the CFG.
2078 2008-04-29 Richard Guenther <rguenther@suse.de>
2081 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2083 2008-04-29 Richard Guenther <rguenther@suse.de>
2085 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2086 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2087 (compute_flow_insensitive_aliasing): Do not treat
2088 PTR_IS_REF_ALL pointers special.
2089 (get_smt_for): Likewise.
2090 (may_alias_p): Re-structure.
2091 (is_escape_site): A ref-all pointer conversion is not an escape site.
2092 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2093 PTR_IS_REF_ALL pointers special.
2094 * tree-ssa-structalias.h (struct alias_info): Remove
2095 ref_all_symbol_mem_tag field.
2096 (PTR_IS_REF_ALL): Remove.
2098 2008-04-29 Richard Guenther <rguenther@suse.de>
2101 * fold-const.c (extract_muldiv_1): In combining division constants
2102 make sure to never overflow.
2104 2008-04-29 Nick Clifton <nickc@redhat.com>
2106 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2108 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2111 * optc-gen.awk: Work around HP-UX/IA awk bug.
2113 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2115 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2118 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2121 * config/i386/i386.md
2122 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2123 Change operand 1 predicate to nonimmediate_operand.
2125 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2128 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2130 * gengtype.c (walk_type, write_func_for_structure): Handle
2132 * doc/gty.texi: Document chain_circular.
2134 2008-04-28 Richard Guenther <rguenther@suse.de>
2136 PR tree-optimization/36066
2137 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2140 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2143 * config/i386/i386.md
2144 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2145 Use match_scratch instead of match_operand for operands 3 and 4.
2147 2008-04-27 Richard Guenther <rguenther@suse.de>
2149 PR tree-optimization/18754
2150 PR tree-optimization/34223
2151 * tree-pass.h (pass_complete_unrolli): Declare.
2152 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2153 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2154 Rewrite loop into loop closed SSA form if it is not already.
2155 (tree_unroll_loops_completely): Re-structure to iterate over
2156 innermost loops with intermediate CFG cleanups.
2157 Unroll outermost loops only if requested or the code does not grow
2159 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2160 loops are available.
2161 (tree_vectorize): Instead do so here.
2162 (tree_complete_unroll): Also unroll outermost loops.
2163 (tree_complete_unroll_inner): New function.
2164 (gate_tree_complete_unroll_inner): Likewise.
2165 (pass_complete_unrolli): New pass.
2166 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2167 uses outside of the loop.
2168 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2169 form if it is available.
2170 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2171 * passes.c (init_optimization_passes): Schedule complete inner
2172 loop unrolling pass before the first CCP pass after final inlining.
2174 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2176 * targhooks.h (default_emutls_var_fields,
2177 default_emutls_var_init): Declare.
2178 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2179 * target.h (struct gcc_target): Add struct emutls member.
2180 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2181 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2182 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2183 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2184 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2185 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2186 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2187 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2188 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2189 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2190 emit debug information.
2191 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2192 * varasm.c: Include targhooks.h.
2193 (emutls_object_section, emutls_tmpl_section): New.
2194 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2195 (EMUTLS_SEPARATOR): New.
2197 (get_emutls_object_name): New.
2198 (default_emutls_var_fields): New, broken out of ...
2199 (get_emutls_object_type): ... here. Adjust to use target hooks.
2200 (get_emutls_init_templ_addr): Adjust to use target hooks.
2201 (emutls_decl): Adjust to use target hooks.
2202 (emutls_finish): Likewise.
2203 (default_emutls_var_init): New, broken out of ...
2204 (assemble_variable): ... here. Adjust to use target hooks.
2205 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2207 * c-common.c (handle_section_attribute): Prevent overriding
2208 sections for emulated tls with special sections.
2209 * config/i386/i386.c (x86_64_elf_select_section): Add
2210 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2211 (x86_64_elf_unique_section): Likewise.
2212 * config/vxworks.c: Include tree.h.
2213 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2214 (vxworks_override_options): Set TLS scheme.
2215 * doc/tm.texi (Emulated TLS): New node.
2217 2008-04-26 Simon Baldwin <simonb@google.com>
2220 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2221 with propagated string constants.
2223 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2225 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2226 constraint for operand 2 when operand 0 is memory operand.
2227 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2228 operand 0 is memory operand.
2229 (fix_trunc<mode>_i387_with_temp): Ditto.
2230 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2231 operand 2 when operand 1 is memory operand.
2232 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2233 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2234 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2235 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2236 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2237 operands 2,3 and 4 when operand 1 is memory operand.
2238 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2240 (fistdi2_floor_with_temp): Ditto.
2241 (fist<mode>2_floor_with_temp): Ditto.
2242 (fistdi2_ceil_with_temp): Ditto.
2243 (fist<mode>2_ceil_with_temp): Ditto.
2244 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2246 2008-04-26 David Daney <ddaney@avtrex.com>
2248 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2250 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2251 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2252 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2253 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2254 (compare_and_swap_12): New insn.
2255 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2256 * config/mips/mips.c (mips_force_binary): New function.
2257 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2258 (mips_expand_compare_and_swap_12): New function.
2259 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2261 2008-04-25 Jan Hubicka <jh@suse.cz>
2264 * cfgexpand.c (pass_expand): Turn into RTL pass.
2265 * passes.c (execute_one_pass): Do pass typechecking after execution.
2266 * tree-pass.h (pass_expand): Turn into RTL pass.
2268 * function.h (struct rtl_data): Move here fields
2269 accesses_prior_frames, calls_eh_return, saves_all_registers,
2270 has_nonlocal_goto, has_asm_statement, is_thunk,
2271 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2272 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2273 arg_pointer_save_area_init from struct function; turn into bool.
2274 (struct function): Move
2275 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2276 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2277 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2278 tail_call_emit, arg_pointer_save_area_init
2279 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2280 (current_function_returns_struct, current_function_returns_pcc_struct,
2281 current_function_calls_setjmp, current_function_calls_alloca,
2282 current_function_accesses_prior_frames,
2283 current_function_calls_eh_return, current_function_is_thunk,
2284 current_function_stdarg, current_function_profile,
2285 current_function_limit_stack, current_function_uses_pic_offset_table,
2286 current_function_uses_const_pool, current_function_has_nonlocal_label,
2287 current_function_saves_all_registers,
2288 current_function_has_nonlocal_goto,
2289 current_function_has_asm_statement): Remove accesor macros.
2290 * ra-conflict.c (global_conflicts): Update.
2291 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2292 (suitable_for_tail_call_opt_p): Update.
2293 * builtins.c (expand_builtin_return_addr): Update.
2294 (expand_builtin_setjmp_setup): Update.
2295 (expand_builtin_nonlocal_goto): Update.
2296 * final.c (final_start_function): Update.
2297 (profile_function): Update.
2298 (leaf_function_p): Update.
2299 (only_leaf_regs_used): Update.
2300 * df-scan.c (df_get_exit_block_use_set): Update.
2301 * dojump.c (clear_pending_stack_adjust): Update.
2302 * tree-stdarg.c (gate_optimize_stdarg): Update.
2303 * gimple-low.c (lower_function_body): Update.
2304 * global.c (compute_regsets): Update.
2305 (global_alloc): Update.
2306 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2307 * expr.c (expand_assignment): Update.
2308 * dse.c (dse_step0): Update.
2309 (dse_step1): Update.
2310 * c-decl.c (store_parm_decls): Update.
2311 * local-alloc.c (combine_regs): Update.
2312 (find_free_reg): Update.
2313 * function.c (assign_parms_augmented_arg_list): Update.
2314 (assign_parm_find_data_types): Update.
2315 (assign_parms): Update.
2316 (allocate_struct_function): Update.
2317 (expand_function_start): Update.
2318 (expand_function_end): Update.
2319 (get_arg_pointer_save_area): Update.
2320 (thread_prologue_and_epilogue_insns): Update.
2321 (rest_of_match_asm_constraints): Update.
2322 * stor-layout.c (variable_size): Update.
2323 * gcse.c (gcse_main): Update.
2324 (bypass_jumps): Update.
2325 * gimplify.c (gimplify_function_tree): Update.
2326 * calls.c (emit_call_1): Update.
2327 (expand_call): Update.
2328 * bt-load.c (compute_defs_uses_and_gen): Update.
2329 * except.c (sjlj_assign_call_site_values): Update.
2330 (sjlj_emit_function_enter): Update.
2331 (can_throw_external): Update.
2332 (set_nothrow_function_flags): Update.
2333 (expand_builtin_unwind_init): Update.
2334 (expand_eh_return): Update.
2335 (convert_to_eh_region_ranges): Update.
2336 (output_function_exception_table): Update.
2337 * emit-rtl.c (gen_tmp_stack_mem): Update.
2338 * cfgexpand.c (expand_used_vars): Update.
2339 (tree_expand_cfg): Update.
2340 * cfgcleanup.c (rest_of_handle_jump): Update.
2341 * explow.c (allocate_dynamic_stack_space): Update.
2342 * varasm.c (assemble_start_function): Update.
2343 (force_const_mem): Update.
2344 (mark_constant_pool): Update.
2345 * tree-optimize.c (tree_rest_of_compilation): Update.
2346 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2347 * tree-cfg.c (notice_special_calls): Update.
2348 (is_ctrl_altering_stmt): Update.
2349 (tree_can_make_abnormal_goto): Update.
2350 (tree_purge_dead_abnormal_call_edges): Update.
2351 * config/alpha/predicates.md: Update.
2352 * config/alpha/alpha.c (alpha_sa_mask): Update.
2353 (alpha_sa_size): Update.
2354 (alpha_does_function_need_gp): Update.
2355 (alpha_expand_prologue): Update.
2356 (alpha_start_function): Update.
2357 (alpha_output_function_end_prologue): Update.
2358 (alpha_expand_epilogue): Update.
2359 * config/frv/frv.c (frv_stack_info): Update.
2360 (frv_expand_epilogue): Update.
2361 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2362 (s390_register_info): Update.
2363 (s390_frame_info): Update.
2364 (s390_init_frame_layout): Update.
2365 (s390_can_eliminate): Update.
2366 (save_gprs): Update.
2367 * config/spu/spu.c (spu_split_immediate): Update.
2368 (need_to_save_reg): Update.
2369 (spu_expand_prologue): Update.
2370 (spu_expand_epilogue): Update.
2371 * config/sparc/sparc.md: Update.
2372 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2373 (sparc_tls_got): Update.
2374 (legitimize_pic_address): Update.
2375 (sparc_emit_call_insn): Update.
2376 (sparc_expand_prologue): Update.
2377 (output_return): Update.
2378 (print_operand): Update.
2379 (sparc_function_ok_for_sibcall): Update.
2380 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2381 * config/m32r/m32r.md: Update.
2382 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2383 (m32r_compute_frame_size): Update.
2384 (m32r_expand_prologue): Update.
2385 (m32r_expand_epilogue): Update.
2386 (m32r_legitimize_pic_address): Update.
2387 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2388 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2389 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2391 (ix86_save_reg): Update.
2392 (ix86_compute_frame_layout): Update.
2393 (ix86_expand_prologue): Update.
2394 (ix86_expand_epilogue): Update.
2395 * config/sh/sh.c (output_stack_adjust): Update.
2396 (calc_live_regs): Update.
2397 (sh5_schedule_saves): Update.
2398 (sh_expand_prologue): Update.
2399 (sh_expand_epilogue): Update.
2400 (sh_setup_incoming_varargs): Update.
2401 (sh_allocate_initial_value): Update.
2402 (sh_get_pr_initial_val): Update.
2403 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2404 * config/sh/sh.md (label:): Update.
2405 * config/avr/avr.c (out_movhi_mr_r): Update.
2406 * config/crx/crx.h (enum): Update.
2407 * config/xtensa/xtensa.h (along): Update.
2408 * config/stormy16/stormy16.c Update.
2409 (xstormy16_compute_stack_layout): Update.
2410 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2411 (fr30_expand_prologue): Update.
2412 * config/cris/cris.c (cris_conditional_register_usage): Update.
2413 (cris_reg_saved_in_regsave_area): Update.
2414 (cris_initial_frame_pointer_offset): Update.
2415 (cris_simple_epilogue): Update.
2416 (cris_expand_prologue): Update.
2417 (cris_expand_epilogue): Update.
2418 (cris_expand_pic_call_address): Update.
2419 (cris_asm_output_symbol_ref): Update.
2420 (cris_asm_output_label_ref): Update.
2421 * config/cris/cris.md Update.
2422 * config/iq2000/iq2000.c (compute_frame_size): Update.
2423 (iq2000_expand_epilogue): Update.
2424 * config/mt/mt.h (save_direction): Update.
2425 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2426 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2427 (ia64_secondary_reload_class): Update.
2428 * config/m68k/m68k.c (m68k_save_reg): Update.
2429 (m68k_expand_prologue): Update.
2430 (m68k_expand_epilogue): Update.
2431 (legitimize_pic_address): Update.
2432 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2433 (first_reg_to_save): Update.
2434 (first_altivec_reg_to_save): Update.
2435 (compute_vrsave_mask): Update.
2436 (compute_save_world_info): Update.
2437 (rs6000_stack_info): Update.
2438 (spe_func_has_64bit_regs_p): Update.
2439 (rs6000_ra_ever_killed): Update.
2440 (rs6000_emit_eh_reg_restore): Update.
2441 (rs6000_emit_allocate_stack): Update.
2442 (rs6000_emit_prologue): Update.
2443 (rs6000_emit_epilogue): Update.
2444 (rs6000_output_function_epilogue): Update.
2445 (output_profile_hook): Update.
2446 (rs6000_elf_declare_function_name): Update.
2447 * config/rs6000/rs6000.h (rs6000_args): Update.
2448 * config/rs6000/rs6000.md: Update.
2449 * config/mcore/mcore.c (mcore_expand_prolog): Update.
2450 * config/arc/arc.c (arc_output_function_epilogue): Update.
2451 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
2452 * config/darwin.c (machopic_function_base_name): Update.
2453 * config/score/score3.c (score3_compute_frame_size): Update.
2456 (score3_epilogue): Update.
2457 * config/score/score7.c (score7_compute_frame_size): Update.
2458 (score7_prologue): Update.
2459 (score7_epilogue): Update.
2460 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
2461 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2462 * config/arm/arm.c (use_return_insn): Update.
2463 (require_pic_register): Update.
2464 (arm_load_pic_register): Update.
2465 (arm_compute_save_reg0_reg12_mask): Update.
2466 (arm_compute_save_reg_mask): Update.
2467 (thumb1_compute_save_reg_mask): Update.
2468 (output_return_instruction): Update.
2469 (arm_output_function_prologue): Update.
2470 (arm_output_epilogue): Update.
2471 (arm_get_frame_offsets): Update.
2472 (arm_expand_prologue): Update.
2473 (thumb_pushpop): Update.
2474 (thumb_exit): Update.
2475 (thumb1_expand_prologue): Update.
2476 (thumb1_expand_epilogue): Update.
2477 (arm_unwind_emit): Update.
2478 (arm_output_fn_unwind): Update.
2479 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2480 * config/arm/arm.md: Update.
2481 * config/pa/pa.md: Update.
2482 * config/pa/pa.c (legitimize_pic_address): Update.
2483 (compute_frame_size): Update.
2484 (hppa_expand_prologue): Update.
2485 (hppa_expand_epilogue): Update.
2486 (borx_reg_operand): Update.
2487 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2488 (HARD_REGNO_RENAME_OK): Update.
2489 * config/mips/mips.c (mips_global_pointer): Update.
2490 (mips_save_reg_p): Update.
2491 (mips_compute_frame_info): Update.
2492 (mips_frame_pointer_required): Update.
2493 (mips_expand_prologue): Update.
2494 (mips_expand_epilogue): Update.
2495 (mips_can_use_return_insn): Update.
2496 (mips_reorg_process_insns): Update.
2497 * config/v850/v850.c (compute_register_save_size): Update.
2498 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2499 * config/mmix/mmix.c (along): Update.
2500 (mmix_expand_epilogue): Update.
2501 * config/bfin/bfin.c (legitimize_pic_address): Update.
2502 (must_save_p): Update.
2503 (stack_frame_needed_p): Update.
2504 (add_to_reg): Update.
2505 (bfin_expand_prologue): Update.
2506 * stmt.c (expand_asm_operands): Update.
2507 * reload1.c (reload): Update.
2508 (init_elim_table): Update.
2510 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2512 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2514 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2516 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2517 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2518 (mov<mode>): Removed.
2519 (*movv4sf_internal): Likewise.
2520 (*movv2df_internal): Likewise.
2522 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2524 * config.gcc (crx-*-elf): Remove deprecation.
2526 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2528 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2529 __gcc_deregister_frame with atexit.
2530 (deregister_frame_dtor): Remove.
2532 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2533 Nathan Sidwell <nathan@codesourcery.com>
2535 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2537 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2538 (rs6000_isel): Likewise.
2539 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2540 (rs6000_isel): New variable.
2541 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2543 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2546 * c-common.c (handle_vector_size_attribute): Call
2547 lang_hooks.types.reconstruct_complex_type instead of
2548 reconstruct_complex_type.
2549 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2550 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2551 * langhooks.h (struct lang_hooks_for_types): Add
2552 reconstruct_complex_type hook.
2553 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2554 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2556 2008-04-24 Richard Guenther <rguenther@suse.de>
2558 * c-common.h (check_builtin_function_arguments): Declare.
2559 * c-common.c (validate_nargs): New function.
2560 (check_builtin_function_arguments): Likewise.
2561 * c-typeck.c (build_function_call): Call
2562 check_builtin_function_arguments.
2563 * builtins.c (fold_builtin_classify): Remove error reporting code.
2564 (fold_builtin_unordered_cmp): Likewise.
2565 (fold_builtin_1): Likewise.
2566 (fold_builtin_n): Likewise.
2568 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2570 PR tree-optimization/36008
2571 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2572 the original op1, rather than delta by step.
2574 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2575 Sebastian Pop <sebastian.pop@amd.com>
2577 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2578 eliminate_local_variables_stmt, eliminate_local_variables,
2579 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2580 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2581 of code delimited by two edges in the CFG.
2582 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2583 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2584 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2585 the case of parallelisation of reductions.
2586 (expr_invariant_in_region_p): New.
2588 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2589 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2591 2008-04-24 Ira Rosen <irar@il.ibm.com>
2592 Richard Guenther <rguenther@suse.de>
2594 PR tree-optimization/36034
2595 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2596 incapable of dealing with loads with gaps.
2598 2008-04-24 Rafael Espindola <espindola@google.com>
2600 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2601 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2602 vrp_evaluate_conditional.
2603 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2604 (vrp_evaluate_conditional): Split the cond argument.
2605 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2606 (simplify_stmt_for_jump_threading): Update call to
2607 vrp_evaluate_conditional.
2609 2008-04-24 Ira Rosen <irar@il.ibm.com>
2611 PR tree-optimization/35982
2612 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2613 interleaved data-refs are of the same type.
2615 2008-04-24 Danny Smith <dannysmith@users.net>
2617 * c-format.c (check_format_info_main): Use strncmp rather than a
2618 magic prefix to handle multichar length specs.
2619 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2620 Don't prefix "I64" and "I32" with '\0'.
2622 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2625 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2626 in registers for -m32 only if stdarg_p (fntype).
2628 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2630 PR rtl-optimization/36006
2631 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2632 temp to op0 in order to avoid invalid rtx sharing.
2634 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2636 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2637 check TREE_INVARIANT.
2638 * tree-gimple.c (is_gimple_address): New.
2639 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2640 * tree-gimple.h (is_gimple_address): New.
2641 * tree.h (decl_address_invariant_p): New.
2642 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2643 (build_string): Likewise.
2644 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2645 (tree_invariant_p_1): Likewise.
2646 (save_expr): Use it.
2647 (tree_invariant_p): New.
2648 (skip_simple_arithmetic): Use it.
2649 (stabilize_reference_1): Use it.
2650 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2652 (build1_stat): Drop code to compute TREE_INVARIANT.
2653 (build2_stat): Drop code to compute TREE_INVARIANT.
2654 (build3_stat): Drop code to compute TREE_INVARIANT.
2655 (build4_stat): Drop code to compute TREE_INVARIANT.
2656 (build5_stat): Drop code to compute TREE_INVARIANT.
2657 (build7_stat): Drop code to compute TREE_INVARIANT.
2658 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2659 * tree.h (struct tree_base): Remove invariant_flag.
2660 (TREE_INVARIANT): Remove.
2661 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2662 (fold_builtin_expect): Check TREE_CONSTANT.
2663 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2664 * c-tree.h (c_expr_to_decl): Drop third parameter.
2665 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2666 (build_c_cast): Don't set TREE_INVARIANT.
2667 (pop_init_level): Don't set TREE_INVARIANT.
2668 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2669 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2671 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2672 (gimplify_addr_expr): Adjust comment.
2673 * tree-mudflap.c (mf_build_string):
2674 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2675 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2676 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2677 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2678 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2679 * langhooks.h (struct lang_hooks): Drop third parameter from
2682 2008-04-23 Richard Guenther <rguenther@suse.de>
2684 PR tree-optimization/27799
2685 PR tree-optimization/32921
2686 PR tree-optimization/32624
2687 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2688 SMTs aliases and the tag itself into the solution.
2689 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2690 merge the points-to solution back into the SMT aliases.
2691 (may_alias_p): Use alias_set_subset_of instead of
2692 aliases_conflict_p. A pointer which points to
2693 memory with alias set zero may access any variable.
2695 2008-04-23 Richard Guenther <rguenther@suse.de>
2697 * alias.c (alias_set_subset_of): Correctly handle asking
2698 if zero is a subset of an alias set with zero child.
2699 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2700 (compute_flow_insensitive_aliasing): Correctly walk all
2701 pointers. Do not unnecessarily union sets.
2703 2008-04-23 Richard Guenther <rguenther@suse.de>
2706 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2708 2008-04-22 Tomas Bily <tbily@suse.cz>
2710 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2712 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2714 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2715 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2716 * tree-inline.c (estimate_num_insns_1): Likewise.
2717 * varasm.c (const_hash_1, compare_constant, copy_constant)
2718 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2719 * emit-rtl.c (component_ref_for_mem_expr)
2720 (set_mem_attributes_minus_bitpos): Likewise.
2721 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2722 (is_aligning_offset): Likewise.
2723 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2724 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2725 * dojump.c (do_jump): Likewise.
2726 * builtins.c (get_pointer_alignment, get_memory_rtx)
2727 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2728 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2730 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2732 PR rtl-optimization/36017
2733 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2734 expanding the library call.
2736 2008-04-22 Ian Lance Taylor <iant@google.com>
2738 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2741 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2743 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2744 of LR/CTR moves for Power6.
2746 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2749 * passes.c (init_optimization_passes): Remove
2750 pass_fast_rtl_byte_dce.
2752 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2755 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2756 builtin functions to generate faster code.
2757 (_mm_cvtpu16_ps): Ditto.
2758 (_mm_cvtpi32x2_ps): Ditto.
2760 2008-04-22 Nick Clifton <nickc@redhat.com>
2762 * common.opt (ftree-loop-distribution): Add Optimization
2765 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2766 (frv_expand_builtin_va_start): Likewise.
2768 * config/arm/arm.c (thumb_find_work_register): Fix location of
2769 argument register count.
2771 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2773 Support scheduling for ColdFire V1 and V3 microarchitecture.
2774 Improve scheduling of multiplication instructions.
2776 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2777 (mac): New instruction attribute.
2778 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2779 (m68k_sched_mac): New variable.
2780 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2781 Handle cfv1 and cfv3.
2782 (max_insn_size): New static variable.
2783 (struct _sched_ib): New type.
2784 (sched_ib): New static variable.
2785 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2786 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2787 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2789 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2790 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2791 new variables. Update.
2792 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2793 Add modeling of cfv3 instruction buffer. Update.
2794 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2795 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2796 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2797 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2798 a particular reservation applies to.
2799 (type2): Reorganize attribute values. Rename alu to alu_reg,
2800 alu_l to alu, move_l to omove. Join move to alu. Split mul
2802 (cf_ib_*): Simplify description of instruction buffer.
2803 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2804 (cf_mem): Split into cf_mem1 and cf_mem2.
2805 (cf_v2_move_??): Rename to cfv12_alu_??.
2806 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2807 (cf_v2_mul_??): Remove reservations.
2808 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2809 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2810 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2812 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2813 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2814 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2815 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2816 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2817 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2818 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2819 expansions of the above reservations for instructions of sizes
2822 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2824 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2826 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2828 * coverage.c: Include tree-pass.h.
2829 (coverage_counter_alloc): Print da_file_name to the dump file.
2831 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2833 * sbitmap.c (sbitmap_range_empty_p): New function.
2834 * sbitmap.h (sbitmap_range_empty_p): New function.
2835 * bitmap.h: Now includes obstack.h.
2837 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2838 Kenneth Zadeck <zadeck@naturalbridge.com>
2840 * dbgcnt.def (ra_byte_scan): Added.
2841 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2842 when the last hit happens for a counter.
2843 * timevar.def (TV_DF_BYTE_LR): New variable.
2844 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2845 * passes.c (pass_fast_rtl_byte_dce): New pass.
2846 * fwprop.c (update_df): Added mode to call df_ref_create.
2847 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2848 DF_REF_EXTRACT_OFFSET.
2849 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2850 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2852 (df_ref_extract): Added mode field.
2853 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2854 DF_REF_EXTRACT_OFFSET.
2855 (DF_REF_EXTRACT_MODE): New macro.
2856 (df_byte_lr_bb_info): New structure.
2857 (df_print_byte_regset, df_compute_accessed_bytes,
2858 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2859 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2860 df_byte_lr_simulate_uses,
2861 df_byte_lr_simulate_artificial_refs_at_top,
2862 df_byte_lr_simulate_artificial_refs_at_end,
2863 df_compute_accessed_bytes): New function.
2864 (df_ref_create): Add parameter.
2865 (df_byte_lr_get_bb_info): New inline function.
2866 * df-scan.c (df_ref_record, df_uses_record,
2867 df_ref_create_structure): Added mode parameter.
2868 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2869 df_defs_record, df_uses_record, df_get_conditional_uses,
2870 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2871 df_entry_block_defs_collect, df_exit_block_uses_collect):
2872 Added mode parameter to calls to df_ref_record, df_uses_record,
2873 df_ref_create_structure.
2874 (df_ref_equal_p, df_ref_compare): Added test for modes.
2875 (df_ref_create_structure): Added code to set mode. Renamed
2876 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2877 DF_REF_EXTRACT_OFFSET.
2878 * df-core.c (df_print_byte_regset): New function.
2879 * df-byte-scan.c: New file.
2880 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2881 calls to BITMAP_FREE.
2882 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2883 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2884 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2885 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2886 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2887 df_byte_lr_local_compute, df_byte_lr_init,
2888 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2889 df_byte_lr_transfer_function, df_byte_lr_free,
2890 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2891 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2892 df_byte_lr_simulate_uses,
2893 df_byte_lr_simulate_artificial_refs_at_top,
2894 df_byte_lr_simulate_artificial_refs_at_end): New function.
2895 * dce.c (byte_dce_process_block): New function.
2896 (dce_process_block): au is now passed in rather than computed
2897 locally. Changed loops that look at artificial defs to not look
2898 for conditional or partial ones, because there never are any.
2899 (fast_dce): Now is able to drive byte_dce_process_block or
2900 dce_process_block depending on the kind of dce being done.
2901 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2902 (rest_of_handle_fast_byte_dce): New function.
2903 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2904 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2906 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2909 * gcc.h: Added fortran options that take arguments to
2910 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2913 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2915 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2916 scalarization if on the LHS and not a full access.
2918 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2920 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2922 2008-04-18 Rafael Espindola <espindola@google.com>
2924 * tree-vrp.c (find_case_label_index): Fix the binary search.
2925 (find_case_label_range): New.
2926 (vrp_visit_switch_stmt): Use find_case_label_range.
2927 (simplify_switch_using_ranges): Use find_case_label_range.
2929 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2931 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2932 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2934 2008-04-18 Tom Tromey <tromey@redhat.com>
2937 * doc/cpp.texi (Implementation-defined behavior): Mention
2940 2008-04-18 Ian Lance Taylor <iant@google.com>
2942 * fold-const.c (pointer_may_wrap_p): New static function.
2943 (fold_comparison): Add another test for pointer overflow. Use
2944 pointer_may_wrap_p to disable some false positives.
2946 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2948 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2949 (fname_as_string): Match updated cpp_interpret_string prototype.
2950 (fix_string_type): Support char16_t* and char32_t*.
2951 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2952 derivative) nodes. Register as builtin if C++0x.
2953 (c_parse_error): Support CPP_CHAR{16,32}.
2954 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2955 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2956 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2957 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2958 CTI_CHAR32_ARRAY_TYPE>: New elements.
2959 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2960 char32_type_node, signed_char32_type_node, char16_array_type_node,
2961 char32_array_type_node): New defines.
2962 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2963 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2964 (lex_string): Support CPP_STRING{16,32}, match updated
2965 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2966 (lex_charconst): Support CPP_CHAR{16,32}.
2967 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2968 and CPP_STRING{16,32}.
2970 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2973 * aclocal.m4: Regenerate.
2974 * configure: Regenerate.
2976 2008-04-18 Jan Hubicka <jh@suse.cz>
2978 * except.c (dw2_size_of_call_site_table,
2979 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2981 * cgraphbuild.c (build_cgraph_edges): Update.
2982 * tree-pass.h: Update comment.
2983 * final.c (leaf_function_p): Update.
2984 (leaf_renumber_regs): Update.
2985 (rest_of_clean_state): Update.
2986 * omp-low.c (expand_omp_parallel): Update.
2987 * ipa-reference.c (analyze_function): Update.
2988 * reorg.c (find_end_label): Update.
2989 (optimize_skip): Update.
2990 (fill_simple_delay_slots): Update.
2991 (fill_simple_delay_slots): Update.
2992 (make_return_insns): Update.
2993 (dbr_schedule): Update.
2994 * gimple-low.c (record_vars_into): Update.
2995 * cfgbuild.c (make_edges): Update.
2996 * function.c (assign_stack_local): Update.
2997 (assign_parm_adjust_stack_rtl): Update.
2998 (locate_and_pad_parm): Update.
2999 (allocate_struct_function): Do not initialize stack_alignment_needed
3000 and preferred_stack_boundary here.
3001 (stack_protect_prologue): Update.
3002 (stack_protect_epilogue): Update.
3003 (expand_function_start): Initialize stack_alignment_needed,
3004 preferred_stack_boundary and max_jumptable_ents.
3005 (expand_function_end): Update.
3006 (free_after_compilation): Do not NULLify epilogue_delay_list.
3007 * function.h (struct rtl_data): Add stack_protect_guard,
3008 stack_alignment_needed,
3009 preferred_stack_boundary, epilogue_delay_list.
3010 (struct function): Remove value_histograms, stack_alignment_needed,
3011 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3013 unexpanded_var_list, stack_protect_guard.
3014 (current_function_epilogue_delay_list): Remove.
3015 * ipa-type-escape.c (analyze_function): Update.
3016 * gimplify.c (pop_gimplify_context): Update comment.
3017 * calls.c (expand_call): Update.
3018 (emit_library_call_value_1): Update.
3019 * except.c (set_nothrow_function_flags): Update.
3020 * cfgexpand.c (get_decl_align_unit): Update.
3021 (create_stack_guard): Update.
3022 (estimated_stack_frame_size): Update.
3023 (expand_used_vars): Update.
3024 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3025 * explow.c (allocate_dynamic_stack_space): Update.
3026 * tree-ssa-live.c (remove_unused_locals): Update.
3027 * varasm.c (mark_constant_pool): Update.
3028 * tree-inline.c (remap_decls): Update.
3029 (initialize_cfun): Update.
3030 (declare_return_variable): Update.
3031 (inline_forbidden_p): Update.
3032 (expand_call_inline): Update.
3033 (declare_inline_vars): Update.
3034 (tree_function_versioning): Update.
3035 * tree-flow.h (value_histograms): New.
3036 (VALUE_HISTOGRAMS): New macro.
3037 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3039 * tree-cfg.c (set_bb_for_stmt): Update.
3040 (replace_by_duplicate_decl): Update.
3041 (move_block_to_fn): Update.
3042 (new_label_mapper): Update.
3043 (dump_function_to_file): Update.
3044 * ipa-struct-reorg.c (build_data_structure): Update.
3045 * cfgrtl.c (print_rtl_with_bb): Update.
3046 * reload1.c (reload): Update.
3048 * config/i386/i386.c (setup_incoming_varargs_64,
3049 ix86_compute_frame_layout): Update.
3050 * config/arc/arc.c (arc_output_function_epilogue): Update.
3052 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3054 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3055 for FreeBSD as well.
3056 * gthr-posix95.h: Likewise.
3058 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3060 PR rtl-optimization/35838
3061 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3062 out the byte offset of the first subreg.
3064 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3066 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3067 to split_ti instead of three separate calls with single member arrays.
3068 (subti3 splitter): Ditto.
3069 (adddi3 splitter): Ditto with split_di.
3070 (subdi3 splitter): Ditto.
3071 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3072 two separate calls with single member arrays. Swap match_dup
3073 operands 1 and 2 to better fit into the array.
3074 (negdi2 splitter): Ditto with split_di.
3075 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3076 two separate calls with single member arrays. Swap match_dup operands
3077 6 and 7 to better fit into the array.
3079 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3081 * config/i386/i386.c (sse_builtin_type): New.
3082 (bdesc_sse_args): Likewise.
3083 (bdesc_sse_3arg): Removed.
3084 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3085 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3086 IX86_BUILTIN_ROUNDPS.
3087 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3088 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3089 IX86_BUILTIN_ROUNDPS.
3090 (ix86_expand_sse_4_operands_builtin): Removed.
3091 (ix86_expand_sse_operands_builtin): New.
3092 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3093 and CODE_FOR_sse4_1_roundps.
3094 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3095 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3097 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3100 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3101 regs before frame pop when needed. If use_backchain_to_restore_sp
3102 then load backchain into a temp reg to restore vr and vrsave. Add
3103 code to restore vr after frame pop if possible.
3105 2008-04-17 Richard Guenther <rguenther@suse.de>
3107 * tree-vn.c (expressions_equal_p): Do not check type
3108 equality or compatibility before calling operand_equal_p.
3109 * fold-const.c (operand_equal_p): Check equivalence of
3110 integer constants before bailing out due to signedness or
3111 precision differences.
3112 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3113 spurious differences in type qualification. Ignore types
3114 for COMPONENT_REFs at all.
3116 2008-04-17 Christian Bruel <christian.bruel@st.com>
3118 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3119 msw_skip comparison.
3121 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3124 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3127 PR tree-optimization/35899
3128 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3129 rather than TREE_OPERAND.
3131 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3134 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3135 temporary registers. Change operand predicate to general_operand.
3136 (remainderxf3): Ditto.
3138 2008-04-16 Richard Guenther <rguenther@suse.de>
3140 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3141 * tree-affine.c (aff_combination_expand): Look through some
3144 2008-04-15 Doug Kwan <dougkwan@google.com>
3146 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3148 * tree-pretty-print.c (dump_generic_node): Ditto.
3149 * final.c (output_addr_const): Ditto.
3150 * dwarf2out.c (output_cfi): Ditto.
3151 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3152 * print-rtl.c (print_rtx): Ditto.
3153 * print-tree.c (print_node_brief, print_node): Ditto.
3154 * c-common.c (match_case_to_enum_1): Ditto.
3155 * sched-vis.c (print_value): Ditto.
3156 * config/i386/i386.c (print_operand): Cast to long unsigned int
3159 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3160 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3161 MS Windows VirtualProtect function.
3163 2008-04-15 Jan Hubicka <jh@suse.cz>
3165 * gengtype.c (write_root): Param_is argument is OK.
3166 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3167 * function.h: Include varray.h
3168 (rtl_eh): New stucture based on except.c one.
3169 (call_site_record): New forward declaration and vector type.
3170 * calls.c (emit_call_1): Do not call
3171 note_current_region_may_contain_throw.
3172 * except.c (eh_status): Remove cur_region, try_region since they are
3174 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3175 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3176 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3177 Remove call_site_data_used, call_site_data_size.
3178 Turn call_site_record into vector in function.h.
3179 (note_current_region_may_contain_throw): Remove.
3180 (get_exception_pointer, get_exception_filter): Do not take struct
3181 function argument; update.
3182 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3183 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3184 build_post_landing_pads, dw2_build_landing_pads,
3185 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3186 sjlj_emit_function_enter, sjlj_emit_function_enter,
3187 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3188 sjlj_build_landing_pads, finish_eh_generation,
3189 remove_exception_handler_label, remove_eh_handler,
3190 maybe_remove_eh_handler, add_reachable_handler,
3191 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3192 add_action_record, collect_one_action_chain, add_call_site,
3193 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3194 sjlj_output_call_site_table, output_function_exception_table,
3195 * except.h (note_current_region_may_contain_throw): Remove
3196 (get_exception_pointer, get_exception_filter): Do not take struct
3198 * Makefile.in (GTFILES): Put varargs before struct function.
3200 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3202 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3203 punt for STRING_CST.
3204 (get_constraint_for): Deal with STRING_CST here instead.
3206 2008-04-15 Richard Guenther <rguenther@suse.de>
3208 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3209 statements in a basic-block with a backward walk. Do not
3210 substitute into dead statements but instead remove those.
3212 2008-04-15 Richard Guenther <rguenther@suse.de>
3214 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3215 to zero, thus disable creation of SFTs.
3217 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3219 * tree-predcom.c (suitable_reference_p): Return false if the
3220 reference can throw.
3222 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3225 * c-decl.c (finish_decl): If extern or static var has variable
3226 size, set TREE_TYPE (decl) to error_mark_node.
3228 2008-04-15 Rafael Espindola <espindola@google.com>
3230 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3233 2008-04-15 Richard Guenther <rguenther@suse.de>
3235 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3236 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3237 (visit_reference_op_load): Do walk vuse-vdef chains on
3238 vn_reference_lookup.
3239 (visit_reference_op_store): But do not here.
3240 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3241 vn_reference_lookup.
3242 (vn_lookup_with_vuses): But do so here.
3244 2008-04-14 Ian Lance Taylor <iant@google.com>
3246 * fold-const.c (fold_overflow_warning): Remove assertion.
3248 2008-04-15 Ben Elliston <bje@au.ibm.com>
3250 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3251 temp1 local variables.
3253 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3256 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3257 ".text.unlikely" section as executable.
3259 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3261 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3262 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3263 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3264 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3265 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3266 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3267 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3269 2008-04-14 Ian Lance Taylor <iant@google.com>
3271 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3272 * fold-const.c (fold_comparison): If appropriate, test
3273 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3274 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3275 reassociating a pointer type.
3276 * doc/invoke.texi (Optimize Options): Document that
3277 -fstrict-overflow applies to pointer wraparound.
3279 2008-04-13 Jan Hubicka <jh@suse.cz>
3281 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3283 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3285 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3286 we are going to "save the world".
3288 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3290 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3291 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3292 operand 0 constraint, not "=".
3294 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3296 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3298 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3300 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3301 of size of positions_needed * CHAR_BIT.
3303 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3306 * dse.c (store_info): Change positions_needed to unsigned
3308 (lowpart_bitmask): New.
3309 (record_store): Cast to unsigned HOST_WIDE_INT for
3310 positions_needed. Assert width <= size of positions_needed *
3311 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3312 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3313 lowpart_bitmask to set mask.
3315 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3317 * config/bfin/constraints.md: New file.
3318 * config/bfin/bfin.md: Include it.
3319 (adddi3): Use satisfies_constraint functions instead of the old macros.
3320 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3321 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3322 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3323 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3324 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3325 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3326 EXTRA_CONSTRAINT): Delete.
3327 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3328 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3330 * config/bfin/bfin.c: Include "tm-constrs.h".
3331 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3332 Use satisfies_constraint functions instead of the old macros.
3333 * doc/md.texi (Blackfin Constraints): Update file name reference.
3335 2008-04-11 Richard Guenther <rguenther@suse.de>
3337 PR tree-optimization/35869
3338 * tree-vrp.c (execute_vrp): Move switch statement update after
3339 jump threading. Schedule another cfg cleanup run.
3341 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3344 * attribs.c (decl_attributes): Return early on errorneous node.
3346 2008-04-10 Oleg Ryjkov <olegr@google.com>
3348 * tree.h (struct tree_base): Added a new flag default_def_flag.
3349 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3351 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3353 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3355 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3358 * pa.md: Define mode iterator P. Define mode attribute dwc.
3359 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3360 (icacheflush): Likewise.
3361 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3362 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3364 2008-04-11 Ben Elliston <bje@au.ibm.com>
3366 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3368 2008-04-10 Rafael Espindola <espindola@google.com>
3370 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3371 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3372 (extract_range_from_expr): The same.
3374 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3376 * config/mips/mips.md (GPR2): New mode iterator.
3378 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3379 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3380 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3381 Rewrite these to take two modes, the mode of comparison and the
3382 mode of the destination.
3383 * config/mips/mips.c (mips_expand_scc): Instead of having
3384 paradoxical subreg as destination, expand "narrowing" scc if mode
3385 of comparison is SI and target is requested in DI mode.
3386 (mips_emit_int_order_test): Update comment. Make mode of
3387 comparison match CMP0 rather than TARGET. When creating inverse
3388 target use mode of TARGET.
3390 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3392 * gcov-dump.c (tag_summary): Only print summaries for the first
3393 GCOV_COUNTERS_SUMMABLE counters.
3395 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3397 * config/i386/i386.md (absneg): New code iterator.
3398 (absnegprefix): New code attribute.
3399 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3400 patterns using absneg code iterator.
3401 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3402 using absneg code iterator.
3403 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3404 *neg<mode>2 patterns using absneg code iterator.
3405 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3406 *negextendsfdf2 patterns using absneg code iterator.
3407 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3408 *negextendsfxf2 patterns using absneg code iterator.
3409 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3410 *negextendsfdf2 patterns using absneg code iterator.
3411 * config/i386/sse.md (<code><mode>2): Macroize expander from
3412 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3414 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3416 * config/s390/s390.h: Remove the remains of the recent search
3417 & replace action of current_function_outgoing_args_size.
3419 2008-04-10 Ira Rosen <irar@il.ibm.com>
3421 PR tree-optimization/35821
3422 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3423 NEW_STMT_LIST is not NULL.
3425 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3428 * toplev.c (process_options): Remove -ffunction-sections debugging
3431 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3433 PR middle-end/PR28690
3434 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3435 than gen_rtx_fmt_ee to perform more canonicalizations.
3437 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3440 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3442 2008-04-09 Richard Guenther <rguenther@suse.de>
3444 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3445 (dump_function_to_file): Dump function arguments with types.
3447 2008-04-08 Richard Guenther <rguenther@suse.de>
3449 * fold-const.c (fold_widened_comparison): Do not allow
3450 sign-changes that change the result.
3452 2008-04-08 Janis Johnson <janis187@us.ibm.com>
3455 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
3456 kinds of indirect references.
3458 2008-04-08 David Edelsohn <edelsohn@gnu.org>
3460 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
3461 GNU Fortran language string.
3463 2008-04-08 Rafael Espindola <espindola@google.com>
3465 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
3466 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
3467 * tree.h (tree_call_nonnegative_warnv_p): New.
3469 2008-04-08 Jan Hubicka <jh@suse.cz>
3471 * function.c (free_after_compilation): Clear out regno_reg_rtx
3474 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
3477 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3479 PR middle-end/PR28690
3480 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3481 same precedence as REG_POINTER and MEM_POINTER operands.
3483 2008-04-08 Richard Guenther <rguenther@suse.de>
3486 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3487 for adding index to base.
3489 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3491 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3492 (MINGW_ENABLE_EXECUTE_STACK): New.
3493 (IN_LIBGCC2): For libgcc include windows.h file for
3494 function declarations.
3496 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3498 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3499 and tem2 if tem1 is not a REG or MULT.
3501 2008-04-08 Jan Hubicka <jh@suse.cz>
3503 * function.h (incomming_args): Break out of struct function.
3504 (function_subsections): Break out of struct function.
3505 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3506 return_rtx and hard_reg_initial_vals from struct function.
3507 Kill inl_max_label_num.
3508 (current_function_pops_args, current_function_args_info,
3509 current_function_args_size, current_function_args_size,
3510 current_function_pretend_args_size,
3511 current_function_outgoing_args_size,
3512 current_function_internal_arg_pointer, current_function_return_rtx):
3513 Kill compatibility accestor macros.
3514 * builtins.c (expand_builtin_apply_args_1): Update.
3515 (expand_builtin_next_arg): Update.
3516 * df-scan.c (df_get_call_refs): Update.
3517 * dbxout.c (dbxout_function_end): Update.
3518 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3519 (output_line_info): Update.
3520 (secname_for_decl): Update.
3521 (dwarf2out_var_location): Update.
3522 * function.c (free_after_compilation): Update.
3523 (assign_parm_find_stack_rtl): Update.
3524 (assign_parms): Update.
3525 (expand_dummy_function_end): Update.
3526 (expand_function_end): Update.
3527 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3528 (expand_call): Update.
3529 (emit_library_call_value_1): Update.
3530 (store_one_arg): Update.
3531 * varasm.c (initialize_cold_section_name): Update.
3532 (unlikely_text_section): Update.
3533 (unlikely_text_section_p): Update.
3534 (assemble_start_function): Update.
3535 (assemble_end_function): Update.
3536 (default_section_type_flags): Update.
3537 (switch_to_section): Update.
3538 * integrate.c (set_decl_abstract_flags): Update.
3539 (get_hard_reg_initial_val): Update.
3540 (has_hard_reg_initial_val): Update.
3541 (allocate_initial_values): Update.
3542 * resource.c (init_resource_info): Update.
3543 * config/alpha/alpha.c (NUM_ARGS): Update.
3544 (direct_return): Update.
3545 (alpha_va_start): Update.
3546 (alpha_sa_size): Update.
3547 (alpha_initial_elimination_offset): Update.
3548 (alpha_expand_prologue): Update.
3549 (alpha_start_function): Update.
3550 (alpha_expand_epilogue): Update.
3551 (unicosmk_initial_elimination_offset):
3552 * config/alpha/alpha.md (call expander): Update.
3553 * config/s390/s390.c (s390_register_info): Update.
3554 (s390_register_info): Update.
3555 (s390_frame_info): Update.
3556 (s390_initial_elimination_offset): Update.
3557 (s390_build_builtin_va_list): Update.
3558 (s390_va_start): Update.
3559 * config/spu/spu.c (direct_return): Update.
3560 (spu_expand_prologue): Update.
3561 (spu_initial_elimination_offset): Update.
3562 (spu_build_builtin_va_list): Update.
3563 (spu_va_start): Update.
3564 * config/sparc/sparc.c (sparc_init_modes): Update.
3565 (sparc_compute_frame_size): Update.
3566 (function_value): Update.
3567 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3568 * config/i386/i386.md (return expander): Update.
3569 * config/i386/i386.c (ix86_va_start): Update.
3570 (ix86_can_use_return_insn_p): Update.
3571 (ix86_compute_frame_layout): Update.
3572 (ix86_expand_epilogue): Update.
3573 * config/sh/sh.c (output_stack_adjust): Update.
3574 (calc_live_regs): Update.
3575 (sh_expand_prologue): Update.
3576 (sh_builtin_saveregs): Update.
3577 (sh_va_start): Update.
3578 (initial_elimination_offset): Update.
3579 (sh_allocate_initial_value): Update.
3580 (sh_function_ok_for_sibcall): Update.
3581 (sh_get_pr_initial_val): Update.
3582 * config/sh/sh.md (return expander): Update.
3583 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3584 * config/crx/crx.c (crx_compute_frame): UPdate.
3585 (crx_initial_elimination_offset): UPdate.
3586 * config/xtensa/xtensa.c (compute_frame_size): Update
3587 (xtensa_builtin_saveregs): Update.
3588 (xtensa_va_start): Update.
3589 (order_regs_for_local_alloc): Update.
3590 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3591 (xstormy16_expand_builtin_va_start): Update.
3592 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3593 * config/m68hc11/m68hc11.md (return expanders): Update.
3594 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3595 (expand_epilogue): Update.
3596 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3597 (cris_simple_epilogue): Update.
3598 (cris_expand_prologue): Update.
3599 (cris_expand_epilogue): Update.
3600 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3601 (compute_frame_size): Update.
3602 * config/mt/mt.c (mt_compute_frame_size): Update.
3603 * config/mn10300/mn10300.c (expand_prologue): Update.
3604 (expand_epilogue): Update.
3605 (initial_offset): Update.
3606 (mn10300_builtin_saveregs):
3607 * config/mn10300/mn10300.md (return expander): Update.
3608 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3609 (ia64_initial_elimination_offset): Update.
3610 (ia64_initial_elimination_offset): Update.
3611 (ia64_expand_prologue): Update.
3612 * config/m68k/m68k.md (return expander): Update.
3613 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3614 (rs6000_stack_info): Update.
3615 * config/mcore/mcore.c (layout_mcore_frame): Update.
3616 (mcore_expand_prolog): Update.
3617 * config/arc/arc.c (arc_compute_frame_size): Update.
3618 * config/score/score3.c (score3_compute_frame_size): Update.
3619 * config/score/score7.c (score7_compute_frame_size): Update.
3620 * config/arm/arm.c (use_return_insn): Update.
3621 (thumb_find_work_register): Update.
3622 (arm_compute_save_reg_mask): Update.
3623 (arm_output_function_prologue): Update.
3624 (arm_output_epilogue): Update.
3625 (arm_size_return_regs): Update.
3626 (arm_get_frame_offsets): Update.
3627 (arm_expand_prologue): Update.
3628 (thumb_exit): Update.
3629 (thumb_unexpanded_epilogue): Update.
3630 (thumb1_output_function_prologue): Update.
3631 * config/pa/pa.md (return expander): Update.
3632 * config/pa/pa.c (compute_frame_size): Update.
3633 (hppa_builtin_saveregs): Update.
3634 * config/mips/mips.c (mips_va_start): Update.
3635 (mips16_build_function_stub): Update.
3636 (mips_compute_frame_info): Update.
3637 (mips_restore_gp): Update.
3638 (mips_output_function_prologue): Update.
3639 (mips_expand_prologue): Update.
3640 * config/v850/v850.c (compute_frame_size): Update.
3641 (expand_prologue): * config/mmix/mmix.c (along): update.
3642 (mmix_initial_elimination_offset): update.
3643 (mmix_reorg): update.
3644 (mmix_use_simple_return): update.
3645 (mmix_expand_prologue): update.
3646 (mmix_expand_epilogue): Update.
3647 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3648 (emit_link_insn): Update.
3650 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3652 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3653 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3655 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3658 2008-04-07 Jan Hubicka <jh@suse.cz>
3660 * function.h (rtl): Rename to x_rtl.
3662 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3663 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3664 used_temp_slots avail_temp_slots, temp_slot_level,
3665 nonlocal_goto_handler_labels): Update accesstors.
3666 (rtl): New global variable.
3667 (struct function): Move some fileds to rtl_data.
3668 (get_arg_pointer_save_area): Update prototype.
3669 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3670 get_arg_pointer_save_area.
3671 * expr.c (init_expr): Update
3672 * function.c (get_frame_size): Update
3673 (assign_stack_local): Update
3674 (expand_function_end): Update.
3675 (get_art_pointer_save_area): Update
3677 * emit-rtl.c (rtl): Declare.
3678 (regno_reg_rtx): Declare.
3679 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3681 (gen_reg_rtx): Update.
3682 * varasm.c (n_deferred_constatns): Update accestor.
3683 (init_varasm_status): Do not allocate varasm_status.
3684 (force_const_mem, get_pool_size, output_constant_pool): Update.
3685 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3686 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3687 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3688 * sparc/sparc.h (INIT_EXPANDERS): Update.
3689 * ia64/ia64.h (INIT_EXPANDERS): Update.
3691 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3693 * reload.c (push_secondary_reload): Add missing break to for loop.
3695 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3697 PR middle-end/PR28690
3698 * rtlanal.c: Update copyright years.
3699 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3700 as REG_POINTER and MEM_POINTER operands.
3701 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3702 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3703 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3704 * gcse.c: Update copyright years.
3705 (pre_delete): Call gen_reg_rtx_and_attrs.
3706 (hoist_code): Likewise.
3707 (build_store_vectors): Likewise.
3708 (delete_store): Likewise.
3709 * loop-invariant.c (move_invariant_reg): Likewise.
3710 Update copyright years.
3712 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3714 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3715 control string instead of quoted.
3717 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3719 * doc/rtl.texi: Rewrite of subreg section.
3721 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3724 * config/i386/i386.c (legitimize_pic_address): Add treating
3725 of dllimport SYM_REF's.
3726 (legitimize_dllimport_symbol): Add prototype.
3728 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3730 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3731 reference in constructor with non self-referential type.
3733 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3735 Removal of Return with Depressed Stack Pointer support
3736 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3737 (ECF_SP_DEPRESSED): Likewise.
3738 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3739 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3740 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3741 (expand_call): Do not test ECF_SP_DEPRESSED.
3742 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3743 * function.c (keep_stack_depressed): Delete.
3744 (handle_epilogue_set): Likewise.
3745 (update_epilogue_consts): Likewise.
3746 (emit_equiv_load): Likewise.
3747 (thread_prologue_and_epilogue_insns): Remove support for Return with
3748 Depressed Stack Pointer.
3749 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3751 2008-04-06 Richard Guenther <rguenther@suse.de>
3753 PR tree-optimization/35400
3754 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3755 information from SSA_NAMEs.
3757 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3759 * config/avr/avr.h (avr_mega_p): Remove declaration.
3760 (AVR_MEGA): Remove macro.
3761 * config/avr/avr.c (avr_mega_p): Remove variable.
3762 (avr_override_options): Remove inicializion of avr_mega_p.
3763 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3764 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3765 (avr_jump_mode): (Ditto.).
3766 (avr_output_progmem_section_asm_op): (Ditto.).
3767 (avr_asm_init_sections): (Ditto.).
3768 (avr_asm_init_sections): (Ditto.).
3769 (avr_rtx_costs): (Ditto.).
3770 * config/avr/avr.md: (Ditto.).
3771 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3774 2008-04-06 Richard Guenther <rguenther@suse.de>
3776 PR tree-optimization/35842
3777 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3778 is_gimple_invariant_address.
3780 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3782 * gcc.c (default_compilers): Sync Fortran extensions list with
3783 that in fortran/lang-specs.h.
3784 * doc/invoke.texi: Likewise.
3785 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3786 * dwarf2out.c (gen_compile_unit_die): Likewise.
3788 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3790 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3792 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3795 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3796 attribute is used for nested functions.
3798 2008-04-05 Jan Hubicka <jh@suse.cz>
3800 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3802 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3804 (dump_files): Update.
3805 (enable_rtl_dump_file): Do not accept letter argument.
3806 * tree-pass.h (dump_file_info): Remove letter argument.
3807 * toplev.c (decode_d_option): Update -da handling.
3808 * toplev.h (enable_rtl_dump_file): Update prototype.
3809 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3810 it out based on pass type.
3811 (register_dump_files_1): Likewise.
3812 (init_optimization_passes): Update register_one_dump_file calls.
3813 (execute_one_pass): Sanity check that IPA passes are called at IPA
3814 level and RTL passes at RTL level.
3815 (execute_pass_list): IPA pass can not be after or subpass of
3817 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3818 disallov RTL subpasses of IPA subpasses.
3820 2008-04-05 Ben Elliston <bje@au.ibm.com>
3822 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3823 builtins that return exactly once and do not throw. Cache call to
3826 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3828 PR rtl-optimization/34916
3830 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3831 between instruction pairs.
3833 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3835 * doc/invoke.texi: Document -mbitops for SH.
3836 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3837 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3838 * config/sh/sh.c (print_operand): Add %t operand code.
3839 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3840 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3841 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3842 (extendqihi2): Likewise.
3843 (movqi_i): Likewise.
3844 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3845 (extv): Use bld instruction for SH2A if possible.
3847 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3848 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3849 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3850 (bset.b, bclr.b): Define peepholes.
3851 * config/sh/sh.opt (mbitops): New option.
3853 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3856 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3857 and view convert expression.
3859 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3862 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3864 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3866 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3868 * config/i386/cpuid.h (bit_AES): New.
3869 (bit_PCLMUL): Likewise.
3871 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3872 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3873 SSE2 if AES or PCLMUL is enabled.
3874 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3875 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3876 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3877 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3878 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3879 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3880 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3881 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3882 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3883 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3884 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3885 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3886 __builtin_ia32_aeskeygenassist128 and
3887 __builtin_ia32_pclmulqdq128.
3888 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3889 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3890 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3892 * config/i386/i386.h (TARGET_AES): New.
3893 (TARGET_PCLMUL): Likewise.
3894 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3896 * config/i386/i386.md (UNSPEC_AESENC): New.
3897 (UNSPEC_AESENCLAST): Likewise.
3898 (UNSPEC_AESDEC): Likewise.
3899 (UNSPEC_AESDECLAST): Likewise.
3900 (UNSPEC_AESIMC): Likewise.
3901 (UNSPEC_AESKEYGENASSIST): Likewise.
3902 (UNSPEC_PCLMUL): Likewise.
3904 * config/i386/i386.opt (maes): New.
3905 (mpclmul): Likewise.
3907 * config/i386/sse.md (aesenc): New pattern.
3908 (aesenclast): Likewise.
3910 (aesdeclast): Likewise.
3912 (aeskeygenassist): Likewise.
3913 (pclmulqdq): Likewise.
3915 * config/i386/wmmintrin.h: New.
3917 * doc/extend.texi: Document AES and PCLMUL built-in function.
3919 * doc/invoke.texi: Document -maes and -mpclmul.
3921 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3923 * function.c (free_after_parsing): Replace with
3924 cxx_push_function_context from C++ front-end.
3925 (allocate_struct_function): Don't call langhook.
3926 * langhooks.h (struct lang_hooks_for_functions): Delete.
3927 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3929 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3930 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3931 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3932 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3933 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3934 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3935 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3937 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3938 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3940 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3943 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3946 2008-04-04 Richard Guenther <rguenther@suse.de>
3949 * fold-const.c (optimize_minmax_comparison): Use the correct
3950 type for the constant in the simplified comparison.
3952 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3954 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3955 Pass L2 size as "--param l2-cache-size" to the compiler.
3956 (decode_l2_cache): New function to decode L2 cache parameters using
3957 0x8000006 extended cpuid function.
3958 (detect_caches_amd): Determine parameters of L2 cache using
3959 decode_l2_caches function.
3960 (decode_caches_intel): Decode L2 cache parameters.
3961 (detect_caches_intel): Determine L2 cache parameters using
3962 decode_caches_intel and decode_l2_caches functions.
3964 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3966 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3967 secondary input reload for subword loads from the constant pool.
3969 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3972 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3973 constants of the appropriate size for runtime calculations.
3976 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3977 decimal-float literal constant zero.
3979 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3982 * c-parser.c (c_parser_omp_atomic): Call
3983 default_function_array_conversion on the RHS.
3986 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3987 call is_variable_sized if decl has incomplete type.
3989 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3991 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3993 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3995 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3997 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3998 (sgt<u>): Merge sgt and sgtu into new expander.
3999 (sgt, sgtu): Remove expanders.
4000 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4001 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4002 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4003 *sgtu_<mode>_mips16 into new pattern.
4004 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4005 (sge<u>): Merge sge and sgeu into new expander.
4006 (sge, sgeu): Remove expanders.
4007 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4009 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4010 (slt<u>): Merge slt and sltu into new expander.
4011 (slt, sltu): Remove expanders.
4012 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4013 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4014 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4015 *sltu_<mode>_mips16 into new pattern.
4016 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4017 (sle<u>): Merge sle and sleu into new expander.
4018 (sle, sleu): Remove expanders.
4019 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4020 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4021 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4022 *sleu_<mode>_mips16 into new pattern.
4023 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4025 2008-04-03 Jan Hubicka <jh@suse.cz>
4027 PR tree-optimization/35795
4028 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4029 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4030 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4031 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4032 * score/score3.c (score3_output_mi_thunk): Likewise.
4033 * score/score7.c (score7_output_mi_thunk): Likewise.
4034 * mips/mips.c (mips_output_mi_thunk): Likewise.
4036 2008-04-03 Richard Guenther <rguenther@suse.de>
4038 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4039 conversions. Simplify code.
4041 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4043 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4045 2008-04-03 Tom Tromey <tromey@redhat.com>
4046 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4048 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4049 * config/bfin/t-bfin-linux (generated_files): Add
4050 linux-sysroot-suffix.h.
4051 * doc/install.texi (Prerequisites): Require make 3.80.
4052 * doc/sourcebuild.texi (Front End Directory): Document new
4054 * Makefile.in (generated_files): New variable.
4055 (ALL_HOST_OBJS): New variable.
4056 ($(ALL_HOST_OBJS)): New target.
4058 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4060 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4061 (remap_block): Call id->transform_lang_insert_block instead
4063 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4064 Set id.transform_lang_insert_block to NULL.
4065 (clone_body): Move to cp/optimize.c
4066 * tree-inline.h (struct copy_body_data): Change
4067 transform_lang_insert_block to function pointer.
4068 (copy_generic_body, copy_decl_no_change): Export.
4069 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4070 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4071 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4073 * c-tree.h (insert_block): Kill.
4074 * c-decl.c (insert_block): Kill.
4076 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4078 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4079 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4080 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4082 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4083 argument, call {push,pop}_function_context from here.
4084 * c-parser.c: Use c_{push,pop}_function_context.
4086 * function.c (push_function_context_to): Move meat ...
4087 (push_function_context): ... here. Simplify.
4088 * function.c (pop_function_context_from): Move meat ...
4089 (pop_function_context): ... here. Simplify.
4090 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4092 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4093 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4094 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4095 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4097 2008-04-03 Ben Elliston <bje@au.ibm.com>
4099 * expmed.c (extract_force_align_mem_bit_field): Remove.
4101 2008-04-03 Richard Guenther <rguenther@suse.de>
4104 * expr.h (try_casesi): Adjust prototype.
4105 * expr.c (try_casesi): Take fallback label as extra parameter.
4106 Use that for gen_casesi if default_label is NULL.
4107 * stmt.c (expand_case): Pass fallback label to try_casesi,
4108 make sure to fill gaps with a fallback label if default_label
4111 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4114 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4116 2008-04-03 Ben Elliston <bje@au.ibm.com>
4118 * expmed.c (extract_split_bit_field): Remove if (0) code.
4119 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4120 (do_ds_constraint): Likewise.
4122 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4124 * doc/cppopts.texi (-dU): Document.
4125 * c-common.h (flag_dump_macros): Update comment.
4126 * c-opts.c (handle_OPT_d): Handle -dU.
4127 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4128 dump_queued_macros, cb_used_define, cb_used_undef): New.
4129 (init_pp_output): Handle -dU.
4130 (cb_line_change): Call dump_queued_macros.
4131 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4133 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4135 * config/avr/predicates.md (io_address_operand): New predicate.
4136 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4137 * config/avr/avr.c (avr_io_address_p): Remove function.
4138 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4139 'avr_io_address_p' function.
4140 (out_movhi_r_mr): (Ditto.).
4141 (out_movqi_mr_r): (Ditto.).
4142 (out_movhi_mr_r): (Ditto.).
4143 (avr_address_cost): (Ditto.).
4145 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4147 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4148 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4149 in 32bit mode when XMM registers are available to avoid store
4151 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4152 corresponding post-reload splitters.
4154 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4156 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4157 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4158 __builtin_ia32_roundss.
4159 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4160 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4161 __builtin_ia32_roundss.
4162 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4163 IX86_BUILTIN_SHUFPD here.
4165 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4167 * config/i386/i386.md (plogic): New.
4168 (plogicprefix): Likewise.
4170 * config/i386/mmx.md (mmx_<code><mode>3): New.
4171 (mmx_and<mode>3): Removed.
4172 (mmx_ior<mode>3): Likewise.
4173 (mmx_xor<mode>3): Likewise.
4175 * config/i386/sse.md (<code><mode>3): New.
4176 (*<code><mode>3): Likewise.
4177 (*<code><mode>3): Likewise.
4178 (<code><mode>3): Likewise.
4179 (*sse_<code><mode>3): Likewise.
4180 (*sse2_<code><mode>3): Likewise.
4181 (<code>tf3): Likewise.
4182 (*<code>tf3): Likewise.
4183 (and<mode>3): Likewise.
4184 (*and<mode>3): Likewise.
4185 (ior<mode>3): Removed.
4186 (*ior<mode>3): Likewise.
4187 (xor<mode>3): Likewise.
4188 (*xor<mode>3): Likewise.
4189 (*and<mode>3): Likewise.
4190 (*ior<mode>3): Likewise.
4191 (*xor<mode>3): Likewise.
4192 (and<mode>3): Likewise.
4193 (*sse_and<mode>3): Likewise.
4194 (*sse2_and<mode>3): Likewise.
4196 (*andtf3): Likewise.
4197 (ior<mode>3): Likewise.
4198 (*sse_ior<mode>3): Likewise.
4199 (*sse2_ior<mode>3): Likewise.
4201 (*iortf3): Likewise.
4202 (xor<mode>3): Likewise.
4203 (*sse_xor<mode>3): Likewise.
4204 (*sse2_xor<mode>3): Likewise.
4206 (*xortf3): Likewise.
4208 2008-04-02 Richard Guenther <rguenther@suse.de>
4210 PR tree-optimization/14495
4211 PR tree-optimization/34793
4212 * tree-vrp.c (struct switch_update): New structure.
4213 (to_remove_edges, to_update_switch_stmts): New VECs.
4214 (simplify_switch_using_ranges): New function. Remove not taken
4215 case labels and edges.
4216 (simplify_stmt_using_ranges): Call it.
4217 (identify_jump_threads): Mark edges we have queued for removal
4218 so we don't thread them.
4219 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4221 * tree-cfg.c (group_case_labels): Deal with missing default label.
4222 (tree_verify_flow_info): Allow missing default label.
4223 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4224 (emit_case_nodes): Likewise.
4225 (expand_case): Do not rely on the default label to be present.
4226 * expr.c (try_casesi): Deal with NULL default_label.
4227 (do_tablejump): Likewise.
4229 2008-04-02 Richard Guenther <rguenther@suse.de>
4231 PR tree-optimization/14495
4232 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4233 SWITCH_EXPR here ...
4234 (vrp_visit_switch_stmt): ... but here (new function).
4235 (find_case_label_index): New helper function.
4236 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4238 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4240 * fwprop.c: Fix ISO-C99ism.
4242 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4245 * Makefile.in (objdir): Set it here.
4246 * configure.ac: Not here. Find dynamic linker characteristics.
4247 * exec-tool.in: Use them.
4248 * aclocal.m4: Regenerate.
4249 * configure: Regenerate.
4251 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4253 * expr.c (expand_var): Delete it.
4254 * expr.h (expand_var): Delete prototype.
4255 * function.c (expand_function_start): Use expand_decl instead.
4256 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4259 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4261 PR rtl-optimization/35542
4262 * fwprop.c (forward_propagate_and_simplify): Replace
4263 loc_reg_mentioned_in_p with reg_mentioned_p.
4265 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4267 PR rtl-optimization/35281
4268 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4269 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4270 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4271 (varying_mem_p): Move above propagate_rtx.
4272 (all_uses_available_at): Do not check MEMs.
4274 2008-04-02 Rafael Espindola <espindola@google.com>
4276 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4277 (register_edge_assert_for_2): Split the cond argument.
4278 (register_edge_assert_for_1): Adjust for the change in
4279 register_edge_assert_for_2.
4280 (register_edge_assert_for): Split the cond argument.
4281 (find_switch_asserts): Adjust for the change in
4282 register_edge_assert_for.
4284 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4286 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4287 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4288 offsets for 64-bit mingw.
4289 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4290 abi for x86_64-pc-mingw.
4292 2008-04-02 Richard Guenther <rguenther@suse.de>
4294 * tree-vrp.c (extract_range_from_assert): Make sure to not
4295 produce range min/max with TREE_OVERFOW set.
4296 If merging a anti-range and a range keep the anti-range if
4297 the range covers all values of the type.
4298 (register_edge_assert_for_2): Only allow sign-changing
4299 conversions in detecting canonical range checks. Also
4300 register an assert for the unsigned name if useful.
4302 PR tree-optimization/35787
4303 * tree-vrp.c (vrp_val_max): New function.
4304 (vrp_val_min): Likewise.
4305 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4306 (vrp_val_is_min): Likewise.
4307 (supports_overflow_infinity): Use vrp_val_{min,max}.
4308 (negative_overflow_infinity): Likewise.
4309 (positive_overflow_infinity): Likewise.
4310 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4311 (is_positive_overflow_infinity): Likewise.
4312 (is_overflow_infinity): Likewise.
4313 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4314 vrp_val_is_{min,max}.
4315 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4316 to ranges if possible. Avoid empty ranges.
4318 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4321 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4322 the expression is a function address.
4324 2008-04-01 George Helffrich <george@gcc.gnu.org>
4326 PR fortran/35154, fortran/23057
4327 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4328 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4329 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4330 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4332 (dbxout_syms): Check for COMMON-based symbol and wrap in
4333 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4334 in bracket for efficiency.
4336 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4337 using DW_TAG_common_block + member offset.
4338 (add_pubname_string): New function.
4339 (dw_expand_expr): New function to find block name and offset for
4341 (common_check): New function to check whether symbol in Fortran COMMON.
4342 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4344 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4347 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4349 2008-04-02 Ben Elliston <bje@au.ibm.com>
4351 * config/v850/v850.md (casesi): Remove if (0) code.
4352 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4353 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4355 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4357 * config/i386/i386.md (rex64suffix): New mode attribute.
4358 (floathi<mode>2): Disable expander for SSE math.
4359 (*floathi<mode>2_1): New insn insn_and_split pattern.
4360 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4361 corresponding post-reload splitters.
4362 (*floathi<mode>2_i387): New macroized insn pattern.
4363 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4364 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4365 insn_and_split pattern.
4366 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4367 New macroized instruction patterns and corresponding post-reload
4369 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4370 and corresponding post-reload splitters.
4371 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4372 New macroized instruction patterns.
4373 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4374 macroized instruction patterns and corresponding post-reload splitters.
4375 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4376 corresponding post-reload splitters.
4377 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4378 New macroized instruction patterns.
4379 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4380 corresponding post-reload splitters.
4381 (*floatsi<mode>2_i387): New macroized instruction patterns.
4383 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4385 * config/i386/i386.md (smaxmin): New.
4386 (umaxmin): Likewise.
4387 (maxminiprefix): Likewise.
4388 (maxminfprefix): Likewise.
4389 (<code><mode>3): Likewise.
4390 (smin<mode>3): Removed.
4391 (smax<mode>3): Likewise.
4393 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4394 (mmx_<code>v4hi3): Likewise.
4395 (mmx_<code>v8qi3): Likewise.
4396 (mmx_smaxv2sf3): Removed.
4397 (mmx_sminv2sf3): Likewise.
4398 (mmx_umaxv8qi3): Likewise.
4399 (mmx_smaxv4hi3): Likewise.
4400 (mmx_uminv8qi3): Likewise.
4401 (mmx_sminv4hi3): Likewise.
4403 * config/i386/sse.md (<addsub><mode>3): New.
4404 (*<addsub><mode>3): Likewise.
4405 (<sse>_vm<addsub><mode>3): Likewise.
4406 (<maxmin><mode>3): Likewise.
4407 (*<maxmin><mode>3_finite): Likewise.
4408 (*<maxmin><mode>3): Likewise.
4409 (<sse>_vm<maxmin><mode>3): Likewise.
4410 (sse3_h<addsub>v4sf3): Likewise.
4411 (sse3_h<addsub>v2df3): Likewise.
4412 (<maxmin>v16qi3): Likewise.
4413 (*<maxmin>v16qi3): Likewise.
4414 (<maxmin>v8hi3): Likewise.
4415 (*<maxmin>v8hi3): Likewise.
4416 (*sse4_1_<maxmin><mode>3): Likewise.
4417 (*sse4_1_<maxmin><mode>3): Likewise.
4418 (add<mode>3): Removed.
4419 (*add<mode>3): Likewise.
4420 (<sse>_vmadd<mode>3): Likewise.
4421 (sub<mode>3): Likewise.
4422 (*sub<mode>3): Likewise.
4423 (<sse>_vmsub<mode>3): Likewise.
4424 (smin<mode>3): Likewise.
4425 (*smin<mode>3_finite): Likewise.
4426 (*smin<mode>3): Likewise.
4427 (<sse>_vmsmin<mode>3): Likewise.
4428 (smax<mode>3): Likewise.
4429 (*smax<mode>3_finite): Likewise.
4430 (*smax<mode>3): Likewise.
4431 (<sse>_vmsmax<mode>3): Likewise.
4432 (sse3_haddv4sf3): Likewise.
4433 (sse3_haddv2df3): Likewise.
4434 (sse3_hsubv4sf3): Likewise.
4435 (sse3_hsubv2df3): Likewise.
4436 (umaxv16qi3): Likewise.
4437 (*umaxv16qi3): Likewise.
4438 (smaxv8hi3): Likewise.
4439 (*smaxv8hi3): Likewise.
4440 (*sse4_1_smax<mode>3): Likewise.
4441 (*sse4_1_umax<mode>3): Likewise.
4442 (uminv16qi3): Likewise.
4443 (*uminv16qi3): Likewise.
4444 (sminv8hi3): Likewise.
4445 (*sminv8hi3): Likewise.
4446 (*sse4_1_smin<mode>3): Likewise.
4447 (*sse4_1_umin<mode>3): Likewise.
4449 2008-04-01 Rafael Espindola <espindola@google.com>
4451 * tree-cfg.c (verify_expr): remove in_phi.
4452 (verify_stmt): Don't call walk_tree with verify_expr. Use
4453 is_gimple_min_invariant instead of is_gimple_val.
4455 2008-04-01 Joseph Myers <joseph@codesourcery.com>
4457 * doc/include/gpl_v3.texi: Update for manpage generation.
4458 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
4460 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
4461 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
4462 gpl_v3.texi instead of gpl.texi.
4465 2008-04-01 Jakub Jelinek <jakub@redhat.com>
4468 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
4470 2008-04-01 Rafael Espindola <espindola@google.com>
4472 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
4473 (extract_code_and_val_from_cond): Use
4474 extract_code_and_val_from_cond_with_ops.
4476 2008-04-01 Jan Hubicka <jh@suse.cz>
4478 * function.c (free_after_compilation): Free epilogue_delay_list.
4479 (prepare_function_start): Assert that previous compilation was freed.
4481 2008-04-01 Jan Hubicka <jh@suse.cz>
4482 Jim Wilson <wilson@tuliptree.org>
4483 Andreas Tobler <andreast@gcc.gnu.org>
4486 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4487 rtl.emit instead cfun->emit.
4488 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4489 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4491 2008-04-01 Ben Elliston <bje@au.ibm.com>
4493 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4495 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4497 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4499 (fprofile-use): Add var flag_profile_use
4500 * coverage.c (coverage_begin_output): Do not open a gcno file for
4501 output only if -ftest-coverage is set.
4502 Do not add getpwd() to gcda file path.
4503 (build_gcov_info): Check the new flag
4504 flag_profile_datafile_relative_path.
4505 (coverage_init): Use profile_data_prefix.
4506 Read profile counter only if flag_profile_use is set.
4507 * opts.c (common_handle_option): New option fprofile-use=,
4508 fprofile-dir=, fprofile-generate=.
4509 * toplev.c (profile_data_prefix): New variable definition.
4510 * toplev.h (profile_data_prefix): New declaration.
4511 * doc/invoke.tex (Option Summary, Optimization Options):
4514 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4516 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4517 use tmp consistently.
4520 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4521 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4522 UNSPEC_FR_RECIP_APPROX_RES.
4523 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4525 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4528 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4530 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4533 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4534 element of the vector via a pointer.
4536 2008-03-31 Ian Lance Taylor <iant@google.com>
4538 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4540 2008-03-31 Jan Hubicka <jh@suse.cz>
4542 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4543 get_arg_pointer_save_area.
4544 * expr.c (init_expr): Just clear out rtl.expr.
4545 * function.c (free_after_compilation): Clear out whole RTL structure.
4546 (get_func_frame_size): Merge into ...
4547 (get_frame_size): ... this one.
4548 (assign_stack_local_1): Merge into ...
4549 (assign_stack_local): ... this one.
4550 (expand_function_end): Update call of get_arg_pointer_save_area.
4551 (get_art_pointer_save_area): Remove cfun argument.
4552 * function.h (emit_status): regno_pointer_align does not need length
4553 attribute. Move x_regno_reg_rtx to ...
4554 (regno_reg_rtx): ... new global array.
4555 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4556 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4557 apply_args_value, forced_labels, stack_pointer_delta):
4559 (struct varasm_status): Move here from varasm.c
4560 (struct rtl_data): New. Move here some fields from struct function.
4561 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4562 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4563 used_temp_slots avail_temp_slots, temp_slot_level,
4564 nonlocal_goto_handler_labels): Update accesstors.
4565 (rtl): New global variable.
4566 (struct function): Move some fileds to rtl_data.
4567 (get_arg_pointer_save_area): Update prototype.
4568 * emit-rtl.c (rtl): Declare.
4569 (regno_reg_rtx): Declare.
4570 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4572 (gen_reg_rtx): Update.
4573 (init_virtual_regs): Do not tate emit_status argument.
4574 (init_emit): Do not allocate emit.
4575 * varasm.c (varasm_statuc): Move to function.h.
4576 (n_deferred_constatns): Update accestor.
4577 (init_varasm_status): Do not allocate varasm_status.
4578 (force_const_mem, get_pool_size, output_constant_pool): Update.
4579 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4580 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4582 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4584 PR rtl-optimization/35729
4585 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4588 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4591 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4592 load/store if memory is unaligned.
4593 (*movti_rex64): Likewise.
4595 * config/i386/predicates.md (misaligned_operand): New.
4597 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4600 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4603 2008-03-31 Jan Beulich <jbeulich@novell.com>
4605 * config/ia64/constraints.md: Add 'j' constraint.
4606 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4607 (movdi_internal): Likewise.
4609 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4612 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4614 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4617 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4618 proper error message for the third argument on blendpd and
4621 * config/i386/sse.md (blendbits): New.
4622 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4624 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4626 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4628 2008-03-30 Richard Guenther <rguenther@suse.de>
4631 * fold-const.c (fold_sign_changed_comparison): Do leave
4632 conversions to base-types alone.
4634 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4636 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4637 the link register if one altivec register is be saved.
4639 2008-03-30 Ben Elliston <bje@au.ibm.com>
4641 * final.c (final_scan_insn): Remove if (0) code.
4643 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4645 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4647 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4649 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4650 of V4SFmode to ix86_binary_operator_ok.
4652 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4654 * config/i386/i386.c (override_options): Initialize
4655 ix86_veclib_handler to ix86_veclibabi_svml when
4656 -mveclibabi=svml is used.
4657 (ix86_veclibabi_svml): New function for SVML ABI style
4658 vectorization support.
4659 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4661 2008-03-28 Rafael Espindola <espindola@google.com>
4663 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4664 (tree_binary_nonnegative_warnv_p): Make it public.
4665 (tree_single_nonnegative_warnv_p): Make it public.
4666 (tree_invalid_nonnegative_warnv_p): Make it public.
4667 (tree_unary_nonzero_warnv_p): Make it public.
4668 (tree_binary_nonzero_warnv_p): Make it public
4669 (tree_single_nonzero_warnv_p): Make it public.
4670 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4671 (extract_range_from_binary_expr): Split the expr argument.
4672 (extract_range_from_unary_expr): Split the expr argument.
4673 (extract_range_from_comparison): Split the expr argument.
4674 (extract_range_from_expr): Use the new aux functions.
4675 (vrp_evaluate_conditional_warnv): Use
4676 vrp_evaluate_conditional_warnv_with_ops.
4677 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4678 (tree_binary_nonzero_warnv_p): Declare.
4679 (tree_single_nonzero_warnv_p): Declare.
4680 (tree_expr_nonzero_warnv_p): Declare.
4681 (tree_unary_nonnegative_warnv_p): Declare.
4682 (tree_binary_nonnegative_warnv_p): Declare.
4683 (tree_single_nonnegative_warnv_p): Declare.
4684 (tree_invalid_nonnegative_warnv_p): Declare.
4686 2008-03-28 Richard Guenther <rguenther@suse.de>
4688 PR tree-optimization/30317
4689 PR tree-optimization/30911
4690 PR tree-optimization/34793
4691 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4692 (struct assert_locus_d): New member EXPR.
4693 (register_new_assert_for): Add EXPR parameter to support
4694 ASSERT_EXPR <name, expr OP limit>.
4695 (register_edge_assert_for_1): Adjust callers.
4696 (find_assert_locations): Likewise.
4697 (process_assert_insertions_for): Build condition from expression.
4698 (extract_range_from_assert): Handle ASSERT_EXPRs
4699 of the form ASSERT_EXPR <name, expr OP limit>.
4700 (register_edge_assert_for_2): New helper registering
4701 asserts for comparisons. Recognize range tests of the form
4702 (unsigned)i - CST1 OP CST2.
4703 (register_edge_assert_for_1): Use it.
4704 (register_edge_assert_for): Likewise.
4705 (needs_overflow_infinity): Integer sub-types
4706 do not need overflow infinities.
4707 (vrp_val_is_max): The extreme values of integer sub-types
4708 are those of the base type.
4709 (vrp_val_is_min): Likewise.
4710 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4713 2008-03-28 Nick Clifton <nickc@redhat.com>
4716 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4717 Return GENERAL_REGS for stack adjustment reloads.
4719 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4722 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4723 const_vector when all the vectors are constant.
4725 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4727 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4729 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4730 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4732 (s<code>_sf): Use new scc_sf attribute for opcode names.
4734 2008-03-27 Tom Tromey <tromey@redhat.com>
4736 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4737 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4738 config/spu/t-spu-elf, config/i386/t-interix,
4739 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4740 config/i386/x-darwin, config/i386/x-mingw32,
4741 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4742 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4743 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4744 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4745 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4746 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4747 config/score/t-score-elf, config/arm/t-strongarm-pe,
4748 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4749 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4750 Revert automatic dependency patch.
4752 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4755 * config/i386/i386.c (ix86_function_arg_boundary): Align
4756 decimal floating point to its natural boundary.
4758 2008-03-27 Richard Guenther <rguenther@suse.de>
4761 * fold-const.c (fold_comparison): Restrict distinct decl
4762 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4763 solely rely on operand_equal_p.
4765 2008-03-27 Richard Guenther <rguenther@suse.de>
4768 * c-common.c (handle_weak_attribute): Reject combination of
4771 2008-03-27 Richard Guenther <rguenther@suse.de>
4773 PR tree-optimization/32810
4774 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4775 conversions from DECL_INITIAL.
4776 (fold_const_aggregate_ref): Likewise from constructor elements.
4778 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4780 * tree-affine.h (aff_combination_expand): Declare.
4781 (get_inner_reference_aff): Likewise.
4782 * tree-affine.c (aff_combination_expand): Split out from
4783 tree_to_aff_combination_expand.
4784 (get_inner_reference_aff): New function.
4785 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4786 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4787 (struct lim_aux_data): sm_done field removed.
4788 (mem_ref_loc_p, mem_ref_locs_p): New types.
4789 (struct mem_ref): Added id, stored, accesses_in_loop,
4790 indep_loop, dep_loop, indep_ref, dep_ref fields.
4791 Removed is_stored, locs and next fields.
4792 (memory_accesses): New variable.
4793 (movement_possibility): Do not allow moving statements
4794 that store to memory.
4795 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4797 (determine_max_movement): For statements with memory references,
4798 find the outermost loop in that the reference is independent.
4799 (move_computations_stmt): Mark the virtual operands for renaming.
4800 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4801 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4802 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4803 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4804 create_vop_ref_mapping, analyze_memory_references,
4805 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4806 get_all_locs_in_loop, ref_always_accessed_p,
4807 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4808 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4809 store_motion_loop, store_motion): New functions.
4810 (struct vop_to_refs_elt): New type.
4811 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4812 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4813 (schedule_sm): Replaced by...
4814 (execute_sm): ... this.
4815 (determine_lsm_ref, hoist_memory_references,
4816 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4817 find_more_ref_vops, free_mem_ref, free_mem_refs,
4818 determine_lsm_loop, determine_lsm): Removed.
4819 (tree_ssa_lim_finalize): Free data structures used by store motion.
4820 (tree_ssa_lim): Call analyze_memory_references. Use
4821 store_motion instead of determine_lsm.
4823 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4825 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4826 rename tmake_file to m68hc11/t-m68hc11.
4827 (mcore): Set inhibit_libc to true.
4828 * config.host (alpha*-dec-*vms*): Set extra_programs.
4829 (interix3*): Don't use host_xmake_file.
4830 * configure.ac: Let config.gcc override inhibit_libc.
4831 * configure: Regenerate.
4833 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4834 * config/t-openbsd-thread: Remove commented out lines.
4836 * config/x-interix: Remove.
4838 * config/m68hc11/t-m68hc11-gas: Rename to...
4839 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4841 * config/mcore/t-mcore: Remove T_CFLAGS.
4842 * config/mcore/t-mcore-pe: Likewise.
4844 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4846 * configure.ac: Replace custom __GNU_SOURCE test with
4847 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4848 * aclocal.m4: Regenerate.
4849 * configure: Regenerate.
4850 * config.in: Regenerate.
4852 2008-03-27 Richard Guenther <rguenther@suse.de>
4854 * fold-const.c (target.h): Include.
4855 (fold_comparison): Fold comparison of addresses of decls
4856 that bind locally or of constants. Consolidate address folding code.
4857 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4858 results from fold_binary_to_constant.
4859 (compare_values_warnv): Likewise.
4861 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4864 * fold-const.c (fold_truthop): Check for integeral types when folding
4865 a == 0 && b == 0 and a != 0 || b != 0 .
4867 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4869 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4871 2008-03-26 Andreas Schwab <schwab@suse.de>
4873 * doc/invoke.texi: Fix use of @item vs. @itemx.
4875 2008-03-26 Tom Tromey <tromey@redhat.com>
4877 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4878 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4879 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4880 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4881 build/genconstants.o, build/genemit.o, build/genextract.o,
4882 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4883 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4886 2008-03-26 Richard Guenther <rguenther@suse.de>
4889 2008-03-26 Richard Guenther <rguenther@suse.de>
4891 * fold-const.c (target.h): Include.
4892 (fold_comparison): Fold comparison of addresses of two decls
4893 that bind locally. Consolidate address folding code.
4895 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4897 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4898 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4899 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4900 dconstsqrt2, dconstthird, dconste and/or dconst10.
4901 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4902 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4903 dconstsqrt2, dconste): Delete.
4904 (init_emit_once): Likewise. Simplify initializing dconstm1.
4906 * real.c (get_real_const): New.
4907 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4908 dconstsqrt2, dconste): Delete.
4909 (real_value_const, get_real_const): New.
4911 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4913 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4915 * config/i386/i386.c (ix86_function_arg_boundary): Check
4916 BIGGEST_ALIGNMENT instead of 128.
4917 (setup_incoming_varargs_64): Likewise.
4919 2008-03-26 Tom Tromey <tromey@redhat.com>
4921 * Makefile.in (DEPFILES): Add missing '/'.
4923 2008-03-26 Richard Guenther <rguenther@suse.de>
4925 * fold-const.c (target.h): Include.
4926 (fold_comparison): Fold comparison of addresses of two decls
4927 that bind locally. Consolidate address folding code.
4929 2008-03-26 Nick Clifton <nickc@redhat.com>
4932 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4933 not allow INT+INT as a legitimate addressing mode.
4935 2008-03-26 Richard Guenther <rguenther@suse.de>
4937 * tree-flow.h (widen_bitfield): Remove declaration.
4938 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4939 (widen_bitfield): Remove function.
4940 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4943 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4946 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4949 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4951 PR rtl-optimization/35232
4952 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4953 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4954 reg_reloaded_call_part_clobbered here.
4955 (reload_regs_reach_end_p): New function.
4956 (reload_reg_rtx_for_input): New variable.
4957 (reload_reg_rtx_for_output): Likewise.
4958 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4959 when reassigning a pseudo register. Load reloadreg from
4960 reload_reg_rtx_for_input, moving the mode and register
4962 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4963 instead of the original when deciding whether an input reload
4964 would be a no-op or whether an output reload can be deleted.
4965 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4966 when setting up new_spill_reg_store. Load it from
4967 reload_reg_rtx_for_output, moving the mode and register
4969 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4970 instead of the original when deciding whether an output reload
4971 would be a no-op. Do the same when modifying insn notes.
4972 Use rtx_equal_p instead of == to compare the registers.
4973 (inherit_piecemeal_p): Take a mode and two register numbers
4975 (emit_reload_insns): Clear new_spill_reg_store for every hard
4976 register in the reload register. Remove spill registers
4977 from reg_reloaded_valid before considering whether to record
4978 inheritance information for them. Use reload_reg_rtx_for_output
4979 instead of reg_rtx when recording output reloads. Use
4980 reload_reg_rtx_for_input instead of reg_rtx when recording
4981 input reloads. Set or clear reg_reloaded_call_part_clobbered
4982 at the same time as setting reg_reloaded_valid.
4983 (delete_output_reload): Add a new_reload_reg parameter and use it
4984 instead of rld[j].reg_rtx.
4985 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4988 2008-03-25 Tom Tromey <tromey@redhat.com>
4990 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4991 (build/genattr.o): Likewise.
4992 (build/genattrtab.o): Likewise.
4993 (build/gencodes.o): Likewise.
4994 (build/genconfig.o): Likewise.
4995 (build/genconstants.o): Likewise.
4996 (build/genemit.o): Likewise.
4997 (build/genextract.o): Likewise.
4998 (build/genflags.o): Likewise.
5000 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5002 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5003 instead of size_int for integer types.
5004 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5005 to match type of MINUS_EXPR.
5007 2008-03-25 Tom Tromey <tromey@redhat.com>
5009 * configure: Rebuilt.
5010 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5013 2008-03-25 Tom Tromey <tromey@redhat.com>
5015 * config/x-solaris (host-solaris.o): Update.
5016 * config/x-linux (host-linux.o): Update.
5017 * config/x-hpux (host-hpux.o): Update.
5018 * config/x-darwin (host-darwin.o): Update.
5019 * config/v850/t-v850e (v850-c.o): Update.
5020 * config/v850/t-v850 (v850-c.o): Update.
5021 * config/t-vxworks (vxworks.o): Update.
5022 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5023 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5024 * config/spu/t-spu-elf (spu-c.o): Update.
5026 * config/sh/t-symbian (sh-c.o): Update.
5027 (symbian.o): Update.
5028 * config/sh/t-sh (sh-c.o): Update.
5029 * config/score/t-score-elf (score7.o, score3.o): Update.
5030 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5031 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5032 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5033 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5035 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5036 * config/m32c/t-m32c (m32c-pragma.o): Update.
5037 * config/ia64/t-ia64 (ia64-c.o): Update.
5038 * config/i386/x-mingw32 (host-mingw32.o): Update.
5039 * config/i386/x-i386 (driver-i386.o): Update.
5040 * config/i386/x-darwin (host-i386-darwin.o): Update.
5041 * config/i386/x-cygwin (host-cygwin.o): Update.
5042 * config/i386/t-nwld (nwld.o): Update.
5043 * config/i386/t-netware (netware.o): Update.
5044 * config/i386/t-interix (winnt.o): Update.
5045 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5046 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5047 msformat-c.o): Update.
5048 * config/bfin/t-bfin-linux (generated_files): Add
5049 linux-sysroot-suffix.h.
5050 * config/arm/t-wince-pe (pe.o): Update.
5051 * config/arm/t-strongarm-pe (pe.o): Update.
5052 * config/arm/t-pe (pe.o): Update.
5053 * config/arm/t-arm (arm-c.o): Update.
5054 * doc/install.texi (Prerequisites): Require make 3.80.
5055 * Makefile.in: Remove .o targets.
5056 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5057 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5058 (simple_generated_h, simple_generated_c): Move earlier.
5059 (generated_files): New variable.
5060 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5061 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5062 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5063 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5064 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5065 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5066 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5067 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5068 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5069 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5070 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5071 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5073 (COMPILE.base, COMPILE): New variables.
5074 (%.o): New pattern rule.
5075 (ALL_HOST_OBJS): New variable.
5076 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5077 (dummy-checksum.o, cc1-checksum.o): Remove.
5078 (DRIVER_SHLIB): New variable.
5079 (DRIVER_DEFINES): Use it.
5080 (gencondmd.c): Move out of build/.
5081 (s-conditions): Update.
5082 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5083 (ALL_BUILD_OBJS): Likewise.
5084 (build/%.o): Use BUILDCOMPILE.
5085 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5086 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5087 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5088 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5089 build/genconfig.o, build/genconstants.o, build/genemit.o,
5090 build/genextract.o, build/genflags.o, build/genmddeps.o,
5091 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5092 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5093 build/gen-protos.o, build/scan.o, build/fix-header.o,
5094 build/scan-decls.o): Simplify.
5095 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5096 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5097 prefix.o, toplev.o): Reduce to variable setting.
5098 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5099 ($(out_object_file), gcc-options.o): New targets.
5100 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5101 * configure: Rebuilt.
5102 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5103 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5105 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5107 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5108 complain when we hit an error, return ERROR_MARK_NODE.
5110 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5112 * config/sh/constraints.md (Pso, Psz): New constraints.
5113 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5114 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5116 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5118 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5119 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5121 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5123 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5124 (prefetch_sh2a): New.
5126 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5127 Naveen.H.S <naveen.hs@kpitcummins.com>
5129 * config/sh/constraints.md (I28): New constraint.
5130 * config/sh/sh.c (broken_move): Add support for movi20s.
5131 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5133 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5134 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5135 Naveen.H.S <naveen.hs@kpitcummins.com>
5137 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5138 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5139 (print_operand): Handle resbank in %@ operand code.
5140 (sh_encode_section_info): New.
5141 (push_regs): Add conditions for resbank.
5142 (sh_expand_epilogue): Likewise.
5143 (sh_insert_attributes): Likewise.
5144 (sh_attribute_table): Likewise.
5145 (sh_handle_resbank_handler_attribute): New.
5146 (sh2a_handle_function_vector_handler_attribute): New.
5147 (sh2a_is_function_vector_call): New.
5148 (sh2a_get_function_vector_number): New.
5149 (sh2a_function_vector_p): New.
5150 (sh_cfun_resbank_handler_p): New.
5151 * config/sh/sh.md (calli): Emit jsr/n if possible.
5152 (calli_tbr_rel): New.
5153 (calli_pcrel): Emit jsr/n if possible.
5154 (return_i): Emit rts/n if possible.
5155 (call_valuei_tbr_rel): New.
5156 (call_valuei_pcrel): Add condition for SH2A target.
5157 (call_value): Likewise.
5158 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5159 (sh2a_get_function_vector_number): Likewise.
5160 (sh2a_is_function_vector_call): Likewise.
5161 * doc/extend.texi: Document TBR relative addressing of SH2A.
5162 (resbank): Add description for SH2A.
5164 2008-03-24 Richard Guenther <rguenther@suse.de>
5167 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5168 pointer assignments change conversions according to middle-end rules.
5169 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5170 * configure.ac: Include type checking in yes.
5171 * configure: Regenerate.
5173 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5175 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5176 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5178 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5180 * gthr-vxworks.h (UNUSED): Define.
5182 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5184 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5186 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5188 * doc/extend.texi (Function Attributes): Add missing comma in the
5189 example of the "alloc_size" attribute.
5191 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5194 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5196 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5199 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5202 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5203 of the underlying type of a MS bitfield layout to the natural
5204 alignment of the type.
5206 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5208 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5209 to their natural alignment to avoid store forwarding stalls.
5211 2008-03-22 Richard Guenther <rguenther@suse.de>
5213 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5214 For PHI nodes verify the address is invariant.
5215 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5216 (get_symbol_constant_value): Use is_gimple_min_invariant.
5217 (maybe_fold_stmt_indirect): Likewise.
5219 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5221 PR rtl-optimization/33927
5222 * Makefile.in (dse.o): Depend on $(TM_P_H).
5223 * expr.h (extract_low_bits): Declare.
5224 * expmed.c (extract_low_bits): New function.
5225 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5226 * dse.c: Include tm_p.h.
5227 (find_shift_sequence): Remove the read_reg argument and return the
5228 read value. Emit the instructions instead of returning them.
5229 Iterate on new_mode rather than calculating it each time.
5230 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5231 source to NEW_MODE and extract_low_bits to convert the shifted
5233 (replace_read): Allow the load and store to have different mode
5234 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5235 or extraction instructions before trying the replacement. Update
5236 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5238 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5240 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5241 to their natural alignment to avoid store forwarding stalls.
5243 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5246 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5247 encouraging but not allowing gprs for input;
5248 change the input constraint to !f#r.
5249 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5251 change the output constraint to !f#r.
5253 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5256 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5257 corresponding post-reload splitters.
5258 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5259 when x87 FP math is selected.
5260 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5261 New function prototype.
5262 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5263 unreachable function to ease macroization of insn patterns.
5265 2008-03-21 Martin Jambor <mjambor@suse.cz>
5267 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5268 reference dumps if ddr is NULL or dependence is unknown.
5270 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5272 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5273 unsigned extension into account.
5274 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5275 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5276 Do computations on a scratch register.
5278 2008-03-21 Richard Guenther <rguenther@suse.de>
5280 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5281 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5282 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5283 * tree-ssa-dom.c (record_equality): Likewise.
5284 * tree-inline.c (copy_body_r): Likewise.
5285 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5288 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5290 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5291 as 'delete_unused' argument.
5293 2008-03-20 Richard Guenther <rguenther@suse.de>
5295 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5296 special casing of constant qualifiers.
5297 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5298 care about them in general.
5299 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5300 regardless of their type.
5301 (fold_stmt_r): Forcefully fold *& if we end up with that.
5303 2008-03-20 Paul Brook <paul@codesourcery.com>
5305 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5306 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5308 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5310 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5311 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5313 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5315 * common.opt (Wmudflap): New option.
5316 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5317 (mx_register_decls): Likewise.
5318 (mudflap_finish_file): Likewise.
5319 * doc/invoke.texi: Document -Wno-mudflap.
5321 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5323 * c-format.c (replace_format_name_to_system_name): New.
5325 (convert_format_name_to_system_name): New.
5326 (decode_format_attr): Add use of convert_format_name_to_system_name.
5327 (format_types_orig): Add gnu_ prefix to names.
5328 (check_format_info_main): Special treating of \0 escaped names for
5329 supporting multi-character format specifiers as I32, I64.
5330 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5331 (gnu_target_overrides_format_attributes): New.
5332 * c-format.h: Add structure target_ovr_attr to hold
5333 system specific formatter names.
5334 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5335 msformat-c.o file to c_target_objs and cxx_target_objs.
5336 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5337 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5338 (TARGET_N_FORMAT_TYPES): New.
5339 * config/i386/msformat-c.c: New.
5340 * config/i386/t-cygming: Add build rule for msformat-c.o.
5341 * doc/extend.texi: Add new format names gnu_* and ms_* and
5343 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5345 2008-03-20 Ira Rosen <irar@il.ibm.com>
5347 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5348 optimizations turned on under -O3.
5349 (ftree-vectorize): Add that the flag is turned on with -O3.
5351 2008-03-20 Ben Elliston <bje@au.ibm.com>
5353 * regmove.c (try_auto_increment): Fix spelling error in comment.
5354 * final.c (final_scan_insn): Likewise.
5356 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5359 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5360 allocator preferences for "y" and "r" class registers.
5361 ("*mov<mode>_internal"): Ditto.
5362 ("*movv2sf_internal_rex64"): Ditto.
5363 ("*movv2sf_internal"): Ditto.
5365 2008-03-19 Michael Matz <matz@suse.de>
5368 * calls.c (expand_call): Check overlap of arguments with call
5369 address for sibcalls.
5371 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5374 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5375 of the underlying type of a MS bitfield layout to the natural
5376 alignment of the type.
5378 2008-03-19 Jan Hubicka <jh@suse.cz>
5381 * toplev.c (decode_d_option): Handle all CPP flags.
5382 * tree-vrp.c: Update tree_pass descriptors.
5383 * regrename.c: Update tree_pass descriptors.
5384 * fwprop.c: Update tree_pass descriptors.
5385 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5386 * tree-into-ssa.c: Update tree_pass descriptors.
5387 * tree-dump.c: Update tree_pass descriptors.
5388 * tree-complex.c: Update tree_pass descriptors.
5389 * tree-dump.h: Update tree_pass descriptors.
5390 * see.c: Update tree_pass descriptors.
5391 * cgraphbuild.c: Update tree_pass descriptors.
5392 * tracer.c: Update tree_pass descriptors.
5393 * tree-loop-distribution.c: Update tree_pass descriptors.
5394 * cgraph.c: Update tree_pass descriptors.
5395 * postreload-gcse.c: Update tree_pass descriptors.
5396 * postreload.c: Update tree_pass descriptors.
5397 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5398 * tree-tailcall.c: Update tree_pass descriptors.
5399 * tree-pass.h (tree_opt_pass): Rename to ...
5400 (opt_pass) ... this one; add "type" field and remove letter field.
5401 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5402 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5403 all_lowering_passes): Update declaration.
5404 * ipa-cp.c: Update tree_pass descriptors.
5405 * final.c: Update tree_pass descriptors.
5406 * omp-low.c: Update tree_pass descriptors.
5407 * tree-ssa-dse.c: Update tree_pass descriptors.
5408 * ipa-reference.c: Update tree_pass descriptors.
5409 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5410 * auto-inc-dec.c: Update tree_pass descriptors.
5411 * reorg.c: Update tree_pass descriptors.
5412 * cgraphunit.c: Update tree_pass descriptors.
5413 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5414 * tree-ssa-ccp.c: Update tree_pass descriptors.
5415 * df-core.c: Update tree_pass descriptors.
5416 * mode-switching.c: Update tree_pass descriptors.
5417 * tree-nomudflap.c: Update tree_pass descriptors.
5418 * modulo-sched.c: Update tree_pass descriptors.
5419 * ipa-pure-const.c: Update tree_pass descriptors.
5420 * cse.c: Update tree_pass descriptors.
5421 * web.c: Update tree_pass descriptors.
5422 * tree-stdarg.c: Update tree_pass descriptors.
5423 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5424 * tree-ssa-dom.c: Update tree_pass descriptors.
5425 * tree-nrv.c: Update tree_pass descriptors.
5426 * tree-ssa-alias.c: Update tree_pass descriptors.
5427 * loop-init.c: Update tree_pass descriptors.
5428 * gimple-low.c: Update tree_pass descriptors.
5429 * ipa-inline.c: Update tree_pass descriptors.
5430 * tree-ssa-sink.c: Update tree_pass descriptors.
5431 * global.c: Update tree_pass descriptors.
5432 * ifcvt.c: Update tree_pass descriptors.
5433 * jump.c: Update tree_pass descriptors.
5434 * predict.c: Update tree_pass descriptors.
5435 * tree-ssa-loop.c: Update tree_pass descriptors.
5436 * recog.c: Update tree_pass descriptors.
5437 * dse.c: Update tree_pass descriptors.
5438 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5439 * tree-eh.c: Update tree_pass descriptors.
5440 * regmove.c: Update tree_pass descriptors.
5442 * function.c: Update tree_pass descriptors.
5443 * tree-vectorizer.c: Update tree_pass descriptors.
5444 * gcse.c: Update tree_pass descriptors.
5445 * ipa-type-escape.c: Update tree_pass descriptors.
5446 * tree-if-conv.c: Update tree_pass descriptors.
5447 * init-regs.c: Update tree_pass descriptors.
5448 * ipa.c: Update tree_pass descriptors.
5449 * tree-ssa-phiopt.c: Update tree_pass descriptors.
5450 * rtl-factoring.c: Update tree_pass descriptors.
5451 * lower-subreg.c: Update tree_pass descriptors.
5452 * bt-load.c: Update tree_pass descriptors.
5453 * tree-dfa.c: Update tree_pass descriptors.
5454 * except.c: Update tree_pass descriptors.
5455 * emit-rtl.c: Update tree_pass descriptors.
5456 * cfgexpand.c: Update tree_pass descriptors.
5457 * tree-cfgcleanup.c: Update tree_pass descriptors.
5458 * cfgcleanup.c: Update tree_pass descriptors.
5459 * tree-ssa-pre.c: Update tree_pass descriptors.
5460 * tree-sra.c: Update tree_pass descriptors.
5461 * tree-mudflap.c: Update tree_pass descriptors.
5462 * tree-ssa-copy.c: Update tree_pass descriptors.
5463 * cfglayout.c: Update tree_pass descriptors.
5464 * tree-ssa-forwprop.c: Update tree_pass descriptors.
5465 * tree-ssa-dce.c: Update tree_pass descriptors.
5466 * tree-ssa.c: Update tree_pass descriptors.
5467 * regclass.c: Update tree_pass descriptors.
5468 * integrate.c: Update tree_pass descriptors.
5469 * tree-optimize.c: Update tree_pass descriptors.
5470 * tree-ssa-phiprop.c: Update tree_pass descriptors.
5471 * tree-object-size.c: Update tree_pass descriptors.
5472 * combine.c: Update tree_pass descriptors.
5473 * tree-outof-ssa.c: Update tree_pass descriptors.
5474 * bb-reorder.c: Update tree_pass descriptors.
5475 * stack-ptr-mod.c: Update tree_pass descriptors.
5476 * var-tracking.c: Update tree_pass descriptors.
5477 * tree-profile.c: Update tree_pass descriptors.
5478 * tree-vect-generic.c: Update tree_pass descriptors.
5479 * reg-stack.c: Update tree_pass descriptors.
5480 * sched-rgn.c: Update tree_pass descriptors.
5481 * tree-ssa-structalias.c: Update tree_pass descriptors.
5482 * tree-cfg.c: Update tree_pass descriptors.
5483 * passes.c (current_pass): Update declaration.
5484 (finish_optimization_passes): Update.
5485 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5486 (register_one_dump_file, register_dump_files_1, next_pass_1):
5488 (init_optimization_passes): Update handling of new types.
5489 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5490 * ipa-struct-reorg.c: Update tree_pass descriptors.
5491 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5492 * combine-stack-adj.c: Update tree_pass descriptors.
5493 * cfgrtl.c: Update tree_pass descriptors.
5494 * dce.c: Update tree_pass descriptors.
5495 * tree-ssanames.c: Update tree_pass descriptors.
5497 2008-03-19 Richard Guenther <rguenther@suse.de>
5500 * tree-ssa.c (walk_data): New structure.
5501 (warn_uninitialized_var): If not always_executed warn with "maybe"
5503 (execute_early_warn_uninitialized): Compute post-dominators.
5504 Initialize always_executed before processing each basic block.
5506 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5509 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5510 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5512 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5514 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5516 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5518 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5520 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5521 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5522 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5523 target after ignore has been set, and move there also the commputation
5524 of subtarget and original_target.
5525 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5526 (LANG_HOOKS_INITIALIZER): Remove it.
5527 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5529 2008-03-18 Richard Guenther <rguenther@suse.de>
5531 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5532 found an expression with constants, note that in the VN for the lhs.
5533 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5534 fold them to constants if possible. Run cleanup_cfg if done so.
5535 (execute_pre): Return todo.
5537 (execute_fre): Likewise.
5538 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5540 (get_prop_source_stmt): Look through pointer conversions.
5542 2008-03-18 Jan Hubicka <jh@suse.cz>
5544 * tree-pretty-print.c: Include predict.h.
5545 (dump_generic_node): Dump predictor.
5546 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5547 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5548 * gimple-low.c (lower_stmt): Likewise.
5549 * expr.c (expand_expr_real): Likewise.
5550 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5552 (build_predict_expr, build_predict_expr): New.
5553 * predict.h (predictor_name, build_predict_expr): Update.
5554 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5555 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5556 * predict.def (PRED_CONTINUE): Update hitrate.
5557 * tree.def (PREDICT_EXPR): Define.
5558 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5559 do not handle BIND_EXPR.
5560 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5561 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5562 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5565 2008-03-18 Michael Matz <matz@suse.de>
5567 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5569 2008-03-18 Richard Guenther <rguenther@suse.de>
5571 * tree-gimple.h (is_gimple_invariant_address): Declare.
5572 (is_gimple_constant): Likewise.
5573 * tree-gimple.c (is_gimple_constant): New function.
5574 (is_gimple_invariant_address): Likewise.
5575 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5576 and is_gimple_invariant_address.
5577 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5579 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5580 an addressable base.
5582 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5585 * gimplify.c (gimplify_expr): Gimplify second operand of
5588 2008-03-17 Richard Guenther <rguenther@suse.de>
5590 PR tree-optimization/19637
5591 * fold-const.c (fold_unary): Remove restrictions of removing
5592 intermediate pointer-conversions (P2)(P1)P0.
5593 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5594 conversion to void pointer.
5595 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5597 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5600 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5601 emulated thread local variables.
5603 2008-03-16 Richard Guenther <rguenther@suse.de>
5606 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5607 expand TREE_INVARIANT operations that are not gimple invariant.
5609 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5611 * doc/extend.texi (Alignment): Say that the ABI controls
5612 the __alignof__ for non-strict-alignment targets rather
5613 than being a recommendation.
5615 2008-03-15 Paul Brook <paul@codesourcery.com>
5617 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5619 (arm_output_fn_unwind): Mark functions that can not be unwound.
5621 2008-03-15 Paul Brook <paul@codesourcery.com>
5623 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5624 extension instructions.
5626 2008-03-15 Richard Guenther <rguenther@suse.de>
5628 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5629 and fold constant aggregate refs.
5630 (fold_const_aggregate_ref): Handle string constants
5631 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5632 (evaluate_stmt): Simplify now that ccp_fold folds constant
5635 2008-03-15 Paul Brook <paul@codesourcery.com>
5637 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5638 (extzv): Use gen_extzv_t2.
5639 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5641 2008-03-15 Richard Guenther <rguenther@suse.de>
5643 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5644 (fold_const_aggregate_ref): Likewise.
5645 (get_value): Return NULL if we don't have any values.
5646 (ccp_finalize): Set const_val to NULL after freeing it.
5647 * tree-flow.h (get_symbol_constant_value): Declare.
5648 (fold_const_aggregate_ref): Likewise.
5649 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5651 2008-03-15 Richard Guenther <rguenther@suse.de>
5654 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5655 to not produce negative array indices if not allowed. Add
5656 parameter to indicate that.
5657 (maybe_fold_offset_to_component_ref): Allow negative array
5658 indices only for the first member of a structure.
5659 (maybe_fold_offset_to_reference): Allow negative array indices.
5660 (maybe_fold_stmt_addition): Likewise.
5662 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5663 Anatoly Sokolov <aesok@post.ru>
5665 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5666 (avr_arch): Add ARCH_AVR6.
5667 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5668 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5669 instead of fixed value 2.
5670 (print_operand_address): Use gs() asm specifier instead of pm().
5671 (avr_assemble_integer): (Ditto.).
5672 (avr_output_addr_vec_elt): (Ditto.).
5673 (print_operand): Handle "!" code.
5674 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5675 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5676 (AVR_HAVE_EIJMP_EICALL): Define.
5677 (AVR_3_BYTE_PC): Redefine.
5678 (AVR_2_BYTE_PC): (Ditto.).
5679 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5680 (LINK_SPEC): Add atmega2560 and atmega2561.
5681 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5683 * config/avr/avr.md (call_insn): Use eicall instead of icall
5684 for 3 byte PC devices.
5685 (call_value_insn): (Ditto.).
5686 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5687 (indirect_jump): Use only for for 2 byte PC devices.
5688 (*tablejump): (Ditto.).
5689 (*indirect_jump_avr6): Add insn.
5690 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5691 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5692 instead of ijmp for 3 byte PC devices.
5693 (__tablejump2__): (Ditto.).
5694 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5695 (MULITLIB_DIRNAMES): (Ditto.).
5696 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5698 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5700 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5701 "sse2_umulsidi3". Use V1DI mode for operand 0.
5702 ("mmx_psadbw"): Use V1DI mode for operand 0.
5703 * config/i386/i386-modes.def (V1SI): New vector mode.
5704 * config/i386/i386.c (struct builtin_description)
5705 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5706 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5707 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5708 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5709 v1di_ftype_v8qi_v8qi type.
5710 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5712 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5713 __builtin_ia32_pmuludq]: Fix the mode of return value.
5715 2008-03-15 Richard Guenther <rguenther@suse.de>
5718 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5721 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5723 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5724 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5725 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5726 unless TARGET_SERIALIZE_VOLATILE is enabled.
5727 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5728 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5729 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5731 2008-03-14 Richard Guenther <rguenther@suse.de>
5733 PR tree-optimization/34172
5734 * tree-flow.h (refs_may_alias_p): Declare.
5735 (get_single_def_stmt): Likewise.
5736 (get_single_def_stmt_from_phi): Likewise.
5737 (get_single_def_stmt_with_phi): Likewise.
5738 * tree-dfa.c (refs_may_alias_p): New function.
5739 (get_single_def_stmt): Likewise.
5740 (get_single_def_stmt_from_phi): Likewise.
5741 (get_single_def_stmt_with_phi): Likewise.
5742 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5743 (vn_reference_lookup_1): New helper function.
5744 (vn_reference_lookup): Walk the virtual use-def chain to
5745 continue searching for a match if the def does not alias the
5746 reference we are looking for.
5748 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5750 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5751 archive and Perzl. Update The Written Word listing.
5753 2008-03-14 Richard Guenther <rguenther@suse.de>
5755 PR tree-optimization/34043
5756 PR tree-optimization/33989
5757 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5759 (bitmap_find_leader): Use extra argument to verify dominance
5760 relationship inside a basic-block.
5761 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5762 (find_leader_in_sets): Adjust.
5763 (create_component_ref_by_pieces): Take extra argument for
5764 dominance check, handle lookup failures.
5765 (find_or_generate_expression): Likewise.
5766 (create_expression_by_pieces): Likewise.
5767 (insert_into_preds_of_block): Adjust.
5768 (create_value_expr_from): If asked for, verify all operands
5769 are in the blocks AVAIL_OUT set.
5770 (make_values_for_stmt): Check for SSA_NAMEs that are life
5771 over an abnormal edge.
5772 (compute_avail): Remove such check.
5773 (do_SCCVN_insertion): New function.
5774 (eliminate): If we do not find a leader suitable for replacement
5775 insert a replacement expression from SCCVN if available.
5776 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5777 (struct vn_ssa_aux): Add needs_insertion flag.
5778 * tree-ssa-sccvn.c (may_insert): New global flag.
5779 (copy_reference_ops_from_ref): Value-number union member access
5780 based on its size, not type and member if insertion is allowed.
5781 (visit_reference_op_load): For a weak match from union type
5782 punning lookup a view-converted value and insert a SSA_NAME
5783 for that value if that is not found.
5784 (visit_use): Make dumps shorter. Do not disallow value numbering
5785 SSA_NAMEs that are life over an abnormal edge to constants.
5786 (free_scc_vn): Release inserted SSA_NAMEs.
5787 (run_scc_vn): New flag to specify whether insertion is allowed.
5788 Process SSA_NAMEs in forward order.
5789 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5790 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5791 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5792 pointer type to/from integral types that do not change the
5793 precision to regular conversions.
5795 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5797 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5798 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5799 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5800 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5801 input arguments and the mode of return value. Built-in functions
5802 that operate on whole 64-bit MMX register now use V1DI mode.
5804 2008-03-13 Alon Dayan <alond@il.ibm.com>
5805 Olga Golovanevsky <olga@il.ibm.com>
5807 PR tree-optimization/35041
5808 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5809 to locate the right position in a statement.
5811 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5815 * config/i386/xmmintrin.h: Change all static inline functions to
5816 extern inline and add __gnu_inline__ attribute.
5817 * config/i386/bmintrin.h: Ditto.
5818 * config/i386/smmintrin.h: Ditto.
5819 * config/i386/tmmintrin.h: Ditto.
5820 * config/i386/mmintrin-common.h: Ditto.
5821 * config/i386/ammintrin.h: Ditto.
5822 * config/i386/emmintrin.h: Ditto.
5823 * config/i386/pmmintrin.h: Ditto.
5824 * config/i386/mmintrin.h: Ditto.
5825 * config/i386/mm3dnow.h: Ditto.
5827 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5830 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5831 (lower_omp_2): New function.
5832 (lower_omp_1, lower_omp): Rewritten.
5834 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5837 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5838 with the phrase "Microsoft Windows compilers".
5839 (Push/Pop Macro Pragmas): New subsection. Document
5840 #pragma push_macro and pragma pop_macro.
5842 2008-03-12 Paul Brook <paul@codesourcery.com>
5844 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5846 2008-03-12 Paul Brook <paul@codesourcery.com>
5848 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5849 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5850 (thumb2_addsi_shortim): Rename ...
5851 (thumb2_addsi_short): ... to this. Allow register operands.
5852 (thumb2_subsi_short): New pattern.
5853 (thumb2_one_cmplsi2_short,
5854 thumb2_negsi2_short): New patterns and peepholes.
5856 2008-03-12 Paul Brook <paul@codesourcery.com>
5858 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5860 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5862 * config/i386/i386.md (int_cond): New code iterator.
5864 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5865 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5866 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5867 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5868 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5869 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5870 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5871 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5873 2008-03-12 Paul Brook <paul@codesourcery.com>
5875 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5876 instead of {arm,thumb}_compute_save_reg_mask.
5877 (output_return_instruction): Ditto.
5878 (thumb_unexpanded_epilogue): Ditto.
5879 (thumb1_expand_prologue): Ditto.
5880 (thumb1_output_function_prologue): Ditto.
5881 (arm_set_return_address): Ditto.
5882 (thumb_set_return_address): Ditto.
5883 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5884 regs to achieve stack alignment.
5885 (thumb1_compute_save_reg_mask): Fix compiler warning.
5886 (arm_output_epilogue): Use offsets->saved_regs_mask.
5887 Adjust stack pointer by poping call clobered registers.
5888 (arm_expand_prologue): Use offsets->saved_regs_mask.
5889 Adjust stack pointer by pushing extra registers.
5890 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5892 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5895 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5896 conversion to the operands of a multiplication.
5898 2008-03-12 Richard Guenther <rguenther@suse.de>
5900 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5901 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5902 * timevar.def (TV_TREE_PHIPROP): Add.
5903 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5904 pass description. Use TV_TREE_PHIPROP.
5905 * tree-ssa-forwprop.c: Remove phiprop code.
5907 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5910 * omp-low.c (maybe_lookup_decl): Constify first argument.
5911 (use_pointer_for_field): Change last argument from bool to
5912 omp_context *. Disallow shared copy-in/out in nested
5913 parallel if decl is shared in outer parallel too.
5914 (build_outer_var_ref, scan_sharing_clauses,
5915 lower_rec_input_clauses, lower_copyprivate_clauses,
5916 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5918 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5919 Ira Rosen <irar@il.ibm.com>
5921 * tree-vectorizer.c (free_stmt_vec_info): New function.
5922 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5923 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5924 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5925 * tree-vect-transform.c (vectorizable_conversion): Free
5926 vec_oprnds0 if it was allocated.
5927 (vect_permute_store_chain): Remove unused VECs.
5928 (vectorizable_store): Free VECs that are allocated in the..
5930 (vect_transform_strided_load, vectorizable_load): Likewise.
5931 (vect_remove_stores): Simplify the code.
5932 (vect_transform_loop): Move code to vect_remove_stores().
5933 Call vect_remove_stores() and free_stmt_vec_info().
5935 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5937 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5938 TARGET_HPUX. Revise comment.
5939 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5940 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5941 Use sr4 variant of `be' instruction when not generating PIC code.
5942 (attr_length_call): Adjust for above change.
5944 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5946 * ipa-reference.c (static_execute): Remove module_statics_const and
5947 associated setting code.
5949 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5952 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5953 predicate for operand 1.
5954 (paritysi2_cmp): Use register_operand predicate for operand 2.
5955 Use earlyclobber modifier for operand 1. Remove support for
5957 (paritydi2_cmp): Use register_operand predicate for operand 3.
5958 Use earlyclobber modifier for operand 1. Remove support for
5961 2008-03-11 Paul Brook <paul@codesourcery.com>
5962 Vladimir Prus <vladimir@codesourcery.com>
5964 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5965 (arm_compute_save_reg0_reg12_mask): Always
5966 check if register 11 must be saved. Always safe hard frame pointer
5967 when frame_pointer_needeed.
5968 (arm_compute_save_reg_mask): Save IP and PC
5969 only with apcs frames.
5970 (arm_output_epilogue): Adjust Thumb2 codepath to
5971 be also invoked and work for ARM non-apcs frames.
5972 (arm_expand_prologue): Don't bother saving IP
5973 for non-apcs frame, since it's not clobbered by
5974 prologue code. Implement non-apcs frame
5977 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5979 PR rtl-optimization/35281
5980 * expr.c (convert_move): Use a new pseudo for the intermediate
5981 from_mode->word_mode result.
5983 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5985 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5986 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5987 * toplev.c (compile_file): Don't call it.
5989 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5992 * expr.c (store_expr): Call emit_block_move if the mode
5993 of "temp" RTX is BLKmode.
5995 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5996 Richard Guenther <rguenther@suse.de>
5998 PR tree-optimization/31358
5999 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6000 the step with a NULL_TREE.
6001 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6002 to sizetype if type is a pointer type.
6003 (add_candidate_1): Don't convert the base and step to
6004 the generic type if the orginal type is a pointer type.
6005 (add_iv_value_candidates): Use sizetype for the step
6006 if type is a pointer type.
6007 (cand_value_at): Likewise.
6008 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6010 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6011 Don't convert the tem affine to the type.
6012 (add_elt_to_tree): Use sizetype for the step if a pointer.
6013 Use POINTER_PLUS_EXPR for pointers.
6014 (aff_combination_to_tree): Use sizetype for the step if a
6017 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6019 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6020 Remove commutativity hint.
6022 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6026 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6027 errorneous type. Check that v is a VAR_DECL.
6030 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6032 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6034 PR tree-optimization/35494
6035 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6036 may be overriden at link and run time.
6038 2008-03-10 Richard Guenther <rguenther@suse.de>
6040 PR tree-optimization/34677
6041 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6042 (poolify_tree): Likewise.
6043 (modify_expr_template): Likewise.
6044 (poolify_modify_stmt): Likewise.
6045 (insert_fake_stores): Handle all component-ref style stores
6046 in addition to INDIRECT_REF. Also handle complex types.
6047 Do not poolify the inserted load.
6048 (realify_fake_stores): Do not rebuild the tree but only
6049 make it a SSA_NAME copy.
6050 (init_pre): Remove initialzation of modify_expr_template.
6051 Do not allocate modify_expr_node_pool.
6052 (fini_pre): Do not free modify_expr_node_pool.
6054 2008-03-10 Paul Brook <paul@codesourcery.com>
6056 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6059 2008-03-10 Paul Brook <paul@codesourcery.com>
6060 Mark Shinwell <shinwell@codesourcery.com>
6062 * config/arm/cortex-r4.md: New.
6063 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6065 * config/arm/arm.md: Include cortex-r4.md.
6066 (insn): Add smmls, sdiv and udiv values.
6067 (generic_sched): Don't use generic scheduling for Cortex-R4.
6068 (arm_issue_rate): New function.
6069 (TARGET_SCHED_ISSUE_RATE): Define.
6071 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6073 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6075 2008-03-10 Richard Guenther <rguenther@suse.de>
6077 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6078 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6080 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6082 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6083 Set default to true.
6085 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6087 * c.opt (Wsynth): Deprecate.
6088 * doc/invoke.texi (Option Summary, Warning Options): Document
6089 -Wno-format-contains-nul.
6091 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6094 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6095 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6097 2008-03-09 Ira Rosen <irar@il.ibm.com>
6099 * config/rs6000/rs6000.c (builtin_description): Rename vector
6100 left shift operations.
6101 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6102 (altivec_vsl<VI_char>): Rename to ...
6103 (ashl<mode>3): ... new name.
6104 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6106 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6108 2008-03-08 Richard Guenther <rguenther@suse.de>
6110 * coverage.h (tree_coverage_counter_addr): Declare.
6111 * coverage.c (tree_coverage_counter_addr): New function.
6112 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6114 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6115 (tree_gen_one_value_profiler): Likewise.
6116 (tree_gen_ic_profiler): Likewise.
6117 (tree_gen_average_profiler): Likewise.
6118 (tree_gen_ior_profiler): Likewise.
6120 2008-03-08 Richard Guenther <rguenther@suse.de>
6122 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6123 (vn_binary_op_insert): Likewise.
6124 (vn_unary_op_lookup): Likewise.
6125 (vn_unary_op_insert): Likewise.
6126 (vn_nary_op_lookup): Declare.
6127 (vn_nary_op_insert): Likewise.
6128 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6129 and binary hashes, use a single obstack for unary_op_pool
6131 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6132 a single struct vn_nary_op_s. Store tree code length and
6133 a variable number of operands.
6134 (struct vn_reference_op_struct): Remove unused op2.
6135 (vn_reference_op_eq): Do not compare op2.
6136 (vn_reference_op_compute_hash): Do not compute hash of op2.
6137 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6138 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6139 with vn_nary_op_compute_hash.
6140 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6141 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6143 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6145 (visit_unary_op): Call nary functions.
6146 (visit_binary_op): Likewise.
6147 (process_scc): Adjust for struct vn_tables_s changes.
6148 (allocate_vn_table): Likewise.
6149 (free_vn_table): Likewise.
6150 * tree-vn.c (vn_add): Call nary functions.
6151 (vn_lookup): Likewise.
6153 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6156 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6157 wdst back after sync_compare_and_swapqhi_internal.
6159 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6162 * config/i386/i386-modes.def (V1DI): New vector mode.
6163 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6164 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6165 (MMXMODE248): Ditto.
6166 (MMXMODE): Add V1DI mode.
6167 (mmxvecsize): Change DI mode to V1DI mode.
6168 ("mov<mode>): Use MMXMODEI8 mode iterator.
6169 ("*mov<mode>_internal_rex64"): Ditto.
6170 ("*mov<mode>_internal"): Ditto.
6171 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6172 ("mmx_sub<mode>3"): Ditto.
6173 ("mmx_adddi3"): Remove insn pattern.
6174 ("mmx_subdi3"): Ditto.
6175 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6176 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6177 ("mmx_ashl<mode>3"): Ditto.
6178 ("mmx_lshrdi3"): Remove insn pattern.
6179 ("mmx_ashldi3"): Ditto.
6180 * config/i386/i386.c (classify_argument): Handle V1DImode.
6181 (function_arg_advance_32): Ditto.
6182 (function_arg_32): Ditto.
6183 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6184 mmx_addv1di3 insn pattern.
6185 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6186 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6187 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6188 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6189 Remove definitions of built-in functions.
6190 (V1DI_type_node): New node.
6191 (v1di_ftype_v1di_int): Ditto.
6192 (v1di_ftype_v1di_v1di): Ditto.
6193 (v2si_ftype_v2si_si): Ditto.
6194 (v4hi_ftype_v4hi_di): Remove node.
6195 (v2si_ftype_v2si_di): Ditto.
6196 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6197 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6198 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6199 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6200 Add new builtins using def_builtin_const.
6201 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6202 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6203 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6204 * config/i386/mmintrin.h (__v1di): New typedef.
6205 (_mm_add_si64): Cast arguments to __v1di type.
6206 (_mm_sub_si64): Ditto.
6207 (_mm_sll_pi16): Cast __count to __v4hi type.
6208 (_mm_sll_pi32): Cast __count to __v2si type.
6209 (_mm_sll_si64): Cast arguments to __v1di type.
6210 (_mm_srl_pi16): Cast __count to __v4hi type.
6211 (_mm_srl_pi32): Cast __count to __v2si type.
6212 (_mm_srl_si64): Cast arguments to __v1di type.
6213 (_mm_sra_pi16): Cast __count to __v4hi type.
6214 (_mm_sra_pi32): Cast __count to __v2si type.
6215 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6216 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6217 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6218 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6219 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6220 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6221 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6222 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6223 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6224 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6225 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6226 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6228 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6230 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6232 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6235 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6236 reg+const addressing for Altivec modes. Don't generate reg+reg
6237 addressing for TFmode or TDmode quantities.
6239 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6241 * c-common.c (vector_types_convertible_p): Call langhook
6242 instead of comptypes.
6244 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6247 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6248 integral and scalar float variables which have a
6251 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6253 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6254 dwarf_register_span hook when emitting unwind information for
6255 register-to-memory saves.
6256 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6257 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6259 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6261 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6262 for the same VAR_DECL.
6264 2008-03-06 Tom Tromey <tromey@redhat.com>
6267 * doc/standards.texi (Standards): Don't mention treelang.
6268 * doc/invoke.texi (Overall Options): Don't mention treelang.
6269 * doc/install.texi (Prerequisites): Don't mention bison or
6271 (Configuration): Don't mention treelang.
6272 (Building): Likewise.
6273 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6275 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6277 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6278 word-extractions out of a multi-word object.
6280 2008-03-06 Richard Guenther <rguenther@suse.de>
6282 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6283 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6284 result type and precision.
6285 * expr.c (get_inner_reference): Set unsignedp based on the result
6286 type of BIT_FIELD_REF.
6287 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6288 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6289 (try_instantiate_multiple_fields): Likewise. Use the correct type
6291 (sra_build_assignment): Likewise.
6292 (sra_build_elt_assignment): Likewise.
6293 (sra_explode_bitfield_assignment): Likewise.
6294 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6295 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6296 set BIT_FIELD_REF_UNSIGNED.
6297 (vectorizable_load): Likewise.
6299 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6301 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6304 2008-03-06 Richard Guenther <rguenther@suse.de>
6306 * alias.c (struct alias_set_entry): Move has_zero_child field
6307 to pack with alias_set.
6309 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6311 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6314 2008-03-05 Ian Lance Taylor <iant@google.com>
6316 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6318 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6320 * fwprop.c (update_df): Support width and offset parameters of
6322 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6323 global_conflicts): Change DF_REF_EXTRACT to either
6324 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6325 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6326 * df-scan.c (df_ref_record, df_defs_record,
6327 df_ref_create_structure, df_def_record_1, df_uses_record,
6328 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6329 df_bb_refs_collect, df_entry_block_defs_collect,
6330 df_exit_block_uses_collect): Support new width and offset fields.
6331 (ref_extract_pool): New storage pool.
6332 (df_free_ref): New function.
6333 (df_reg_chain_unlink, df_free_collection_rec,
6334 df_sort_and_compress_refs): Call df_free_ref.
6335 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6337 (df_ref_create_structure): Allocate df_ref_extract if offset and
6338 width fields are used.
6339 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6340 (df_uses_record): Get offset and width from ZERO_EXTRACT
6342 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
6343 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6344 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6345 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
6346 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6347 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6348 (df_ref_extract): New structure.
6349 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6350 (df_ref_create): Add width and offset parameters.
6352 2008-03-05 Richard Guenther <rguenther@suse.de>
6354 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6355 Use ranges_overlap_p.
6356 (offset_overlaps_with_access): Rename
6357 to ranges_overlap_p and move ...
6358 * tree-flow-inline.h (ranges_overlap_p): ... here.
6360 * tree.h (get_inner_reference, handled_component_p): Update
6363 * tree.h (record_component_aliases, get_alias_set,
6364 alias_sets_conflict_p, alias_sets_must_conflict_p,
6365 objects_must_conflict_p): Move declarations ...
6366 * alias.h (record_component_aliases, get_alias_set,
6367 alias_sets_conflict_p, alias_sets_must_conflict_p,
6368 objects_must_conflict_p): ... here.
6369 Include coretypes.h.
6370 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6372 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6374 * cfg.c: Include tree-flow.h.
6375 (remove_edge_raw): Call redirect_edge_var_map_clear.
6376 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6377 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6378 (redirect_edge_var_map_result): New.
6379 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6380 PENDING_STMT use with redirect_edge_var_map_*.
6381 * tree-ssa.c (edge_var_maps): New definition.
6382 (redirect_edge_var_map_add): New.
6383 (redirect_edge_var_map_clear): New.
6384 (redirect_edge_var_map_dup): New.
6385 (redirect_edge_var_map_vector): New.
6386 (redirect_edge_var_map_destroy): New.
6387 (ssa_redirect_edge): Replace PENDING_STMT use with
6388 redirect_edge_var_map_*.
6389 (flush_pending_stmts): Same.
6390 (delete_tree_ssa): Destroy edge var map.
6391 * tree-flow.h (struct _edge_var_map): New.
6392 Define edge_var_map vector type.
6393 Declare redirect_edge_var_map_* prototypes.
6394 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6395 * tree-cfg.c (reinstall_phi_args): Replace
6396 PENDING_STMT use with redirect_edge_var_map_*.
6398 2008-03-05 Richard Guenther <rguenther@suse.de>
6400 PR tree-optimization/35472
6401 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6402 whose single use_stmt has a overlapping set of loaded and
6403 stored symbols as that use_stmt might be a noop assignment then.
6405 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6407 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6409 2008-03-05 Richard Guenther <rguenther@suse.de>
6412 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6413 should be constants.
6414 * tree-cfg.c (verify_expr): Verify it.
6415 * fold-const.c (fold_truthop): Remove code generating
6416 BIT_FIELD_REFs of structure bases.
6417 (fold_binary): Likewise.
6418 (fold_ternary): Position and size of BIT_FIELD_REFs are
6419 always host integers.
6420 (make_bit_field_ref): Remove.
6421 (optimize_bit_field_compare): Remove.
6422 (all_ones_mask_p): Remove.
6424 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6427 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6428 (split_block_and_df_analyze): New. Split basic block and rebuild
6430 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6432 (split_pattern_seq): Likewise.
6433 (erase_matching_seqs): Likewise.
6434 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6436 2008-03-04 Geoff Keating <geoffk@apple.com>
6438 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6439 declaration and code.
6440 (tree_invalid_nonnegative_warnv_p): Likewise.
6442 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6444 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
6445 examples. Truncate option-names then causing overfull hbox.
6447 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6450 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
6452 * configure: Rebuilt.
6454 2008-03-04 Rafael Espindola <espindola@google.com>
6456 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
6457 (tree_unary_nonnegative_warnv_p): New.
6458 (tree_binary_nonnegative_warnv_p): New.
6459 (tree_single_nonnegative_warnv_p): New.
6460 (tree_invalid_nonnegative_warnv_p): New.
6461 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
6463 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6466 * opts.c (handle_option): Postpone 'unknown option' errors only for
6469 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
6472 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
6475 2008-03-04 Rafael Espindola <espindola@google.com>
6477 * fold-const.c (tree_unary_nonzero_warnv_p): New.
6478 (tree_binary_nonzero_warnv_p): New.
6479 (tree_single_nonzero_warnv_p): New.
6480 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
6482 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6485 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6486 transformations for modes that have signed zeros.
6487 * ifcvt.c (noce_try_abs): Ditto.
6489 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6491 * config/i386/i386.c (override_options): Force
6492 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6494 2008-03-04 Jan Hubicka <jh@suse.cz>
6497 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6500 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6502 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6503 label to probe the stack.
6505 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6507 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6508 (__gthr_win32_mutex_destroy): Declare.
6509 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6510 __gthr_win32_mutex_destroy.
6511 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6513 2008-03-03 Jan Hubicka <jh@suse.cz>
6516 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6517 aggressive on inlining cold calls.
6519 2008-03-03 Richard Guenther <rguenther@suse.de>
6521 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6522 struct copies into the expression table.
6523 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6524 (try_to_simplify): Likewise.
6525 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6526 integral and pointer arguments which do not change the
6527 precision to NOP_EXPRs.
6528 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6529 VIEW_CONVERT_EXPR case.
6531 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6533 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6534 defined in a loop at depth 0 is invariant.
6535 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6536 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6537 be called at loop depth 0.
6539 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6542 * gcc.c (process_command): Update copyright notice dates.
6543 * gcov.c (print_version): Likewise.
6544 * gcov-dump.c (print_version): Likewise.
6545 * mips-tfile.c (main): Likewise.
6546 * mips-tdump.c (main): Likewise.
6548 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6551 * c-common.c (flag_permissive): Delete.
6552 (constant_expression_warnings): Check flags first.
6553 (constant_expression_error): New.
6554 * c-common.h (flag_permissive): Delete.
6555 (constant_expression_error): Declare.
6556 * flags.h (flag_permissive): Declare. Update description.
6557 * diagnostic.c (pedwarn): Update.
6559 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6560 (permissive_error_kind): New.
6561 * toplev.c (flag_permissive): Define. Update description.
6562 * toplev.h (permissive_error_kind): Declare.
6563 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6564 (pedwarn_c90): Use pedantic_warning_kind.
6565 * c-opts.c (c_common_post_options): flag_permissive does not affect
6566 flag_pedantic_errors.
6568 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6570 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6571 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6572 __absvsi2, __absvDI2): Use unsigned arithmetic.
6574 2008-03-02 Andi Kleen <ak@suse.de>
6575 Richard Guenther <rguenther@suse.de>
6577 * struct-equiv.c: Remove file.
6578 * cfg_cleanup.c (condjump_equiv_p): Remove.
6579 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6580 (struct-equiv.o): Remove rule.
6581 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6582 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6583 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6585 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6587 * ifcvt.c (noce_process_if_block): Try to handle only the then
6588 block if the else block exists but isn't suitable.
6590 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6593 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6594 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6595 regression from previous patch.
6597 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6600 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6602 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6603 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6604 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6605 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6606 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6607 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6608 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6609 (__gthread_mutex_destroy_function): Rename to
6610 __gthread_mutex_destroy.
6611 * gthr-dce.h (__gthread_mutex_destroy): Call
6612 pthread_mutex_destroy.
6613 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6614 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6615 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6617 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6619 * df-scan.c (df_ref_chain_change_bb): Simplify.
6620 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6621 set_block_for_insn if there's any change.
6622 * df.h ((df_insn_change_bb): Fix prototype.
6623 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6624 df_insn_change_bb, don't call set_block_for_insn.
6625 * emit-rtl.c (reorder_insns): Likewise.
6626 * haifa-sched.c (move_insn): Likewise.
6628 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6630 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6632 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6634 * tree-flow-inline.h (next_readonly_imm_use): Return
6635 NULL_USE_OPERAND_P after the end.
6637 2008-03-01 Richard Guenther <rguenther@suse.de>
6639 PR tree-optimization/35411
6640 * tree-sra.c (sra_build_assignment): Split conversion to
6641 final type to a separate statement if we are not assigning
6644 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6646 * fold-const.c (fold_convertible_p): Correct the logic to follow
6647 that in fold_convert().
6649 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6652 * tree-inline.c (build_duplicate_type): When we make a
6653 duplicate type, make it unique in the canonical types system.
6655 2008-02-29 Tom Tromey <tromey@redhat.com>
6657 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6658 input_file_stack_history, input_file_stack_restored): Remove.
6659 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6660 * input.h (struct file_stack): Remove.
6661 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6662 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6664 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6666 (diagnostic_last_module_changed): Add 'map' argument.
6667 (diagnostic_set_last_function): Likewise.
6668 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6669 line map, not input_file_stack.
6670 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6672 2008-02-29 Paul Brook <paul@codesourcery.com>
6674 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6676 2008-02-29 Paul Brook <paul@codesourcery.com>
6678 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6680 2008-02-29 Richard Guenther <rguenther@suse.de>
6682 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6684 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6685 value for comparing for a store match.
6686 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6687 (try_to_simplify): Do not do a full-blown reference lookup.
6689 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6691 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6692 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6694 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6696 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6698 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6699 strides against cache sizes.
6701 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6703 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6706 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6708 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6709 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6710 is smaller than the original promoted value.
6711 (simplify_subreg): If OP is a SUBREG, try to preserve its
6712 SUBREG_PROMOTED_VAR_P information.
6714 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6716 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6717 (VN_INFO_GET): Allocate new objects on the obstack.
6718 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6719 for rpo_numbers_temp, for consistency.
6720 (free_scc_vn): Free the obstack.
6722 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6724 * doc/invoke.texi: Document -ftree-loop-distribution.
6725 * tree-loop-distribution.c: New.
6726 * tree-pass.h (pass_loop_distribution): New.
6727 * graphds.h (struct graph): Add htab_t indices.
6728 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6729 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6730 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6731 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6732 * tree-data-ref.c (debug_data_dependence_relations): New.
6733 (dump_data_dependence_relation): Also print data references.
6734 (free_data_ref): Extern.
6735 (same_access_functions): Moved...
6736 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6737 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6738 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6739 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6740 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6741 (stmts_from_loop): Skip LABEL_EXPR.
6742 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6744 (build_rdg): Initialize rdg->indices htab.
6745 (free_rdg, stores_from_loop, ref_base_address,
6746 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6747 have_similar_memory_accesses_1, ref_base_address_1,
6748 remove_similar_memory_refs): New.
6749 * tree-data-ref.h: Depend on tree-chrec.h.
6750 (debug_data_dependence_relations, free_data_ref): Declared.
6751 (same_access_functions): ... here.
6752 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6754 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6755 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6756 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6757 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6758 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6759 rdg_vertex_for_stmt): Declared.
6760 (struct rdg_edge): Add level.
6762 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6763 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6765 (rdg_has_similar_memory_accesses): New.
6766 * tree-vect-analyze.c: Remove unused static decls.
6767 * lambda.h (dependence_level): New.
6768 * common.opt (ftree-loop-distribution): New.
6769 * tree-flow.h (mark_virtual_ops_in_bb,
6770 slpeel_tree_duplicate_loop_to_edge_cfg,
6771 rename_variables_in_loop): Declared.
6772 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6773 (OBJS-common): Add tree-loop-distribution.o.
6774 (tree-loop-distribution.o): New rule.
6775 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6776 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6777 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6779 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6782 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6783 other than structures and unions.
6785 2008-02-28 Richard Guenther <rguenther@suse.de>
6788 2008-02-26 Richard Guenther <rguenther@suse.de>
6790 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6791 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6792 (lookup_decl_from_uid): Declare.
6793 (remove_decl_from_map): Likewise.
6794 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6795 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6796 (decl_for_uid_map): New global hashtable mapping DECL_UID
6798 (init_ttree): Allocate it.
6799 (insert_decl_to_uid_decl_map): New helper function.
6800 (make_node_stat): Insert new decls into the map.
6801 (copy_node_stat): Likewise.
6802 (lookup_decl_from_uid): New function.
6803 (remove_decl_from_map): Likewise.
6804 (print_decl_for_uid_map_statistics): New helper.
6805 (dump_tree_statistics): Call it.
6807 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6808 (referenced_var_iterator): Adjust.
6809 (FOR_EACH_REFERENCED_VAR): Adjust.
6810 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6811 (num_referenced_vars): Adjust.
6812 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6813 (first_referenced_var): Remove.
6814 (end_referenced_vars_p): Likewise.
6815 (next_referenced_var): Likewise.
6816 (referenced_var_iterator_set): New helper function.
6817 * tree-dfa.c (referenced_var_lookup): Adjust.
6818 (referenced_var_check_and_insert): Likewise.
6819 (remove_referenced_var): Likewise.
6820 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6821 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6822 (verify_call_clobbering): Likewise.
6823 (verify_memory_partitions): Likewise.
6824 (init_tree_ssa): Allocate bitmap instead of hashtable for
6826 (delete_tree_ssa): Adjust.
6827 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6828 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6829 (compute_tag_properties): Likewise.
6830 (set_initial_properties): Likewise.
6831 (find_partition_for): Likewise.
6832 (update_reference_counts): Likewise.
6833 (dump_may_aliases_for): Likewise.
6834 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6835 (add_call_clobber_ops): Likewise.
6836 (add_call_read_ops): Likewise.
6837 (get_asm_expr_operands): Likewise.
6838 * tree-into-ssa.c (dump_decl_set): Likewise.
6839 (update_ssa): Likewise.
6840 * tree-sra.c (scan_function): Likewise.
6841 (decide_instantiations): Likewise.
6842 (scalarize_parms): Likewise.
6843 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6844 (dsa_named_for): Likewise.
6845 * tree-ssa-structalias.c (update_alias_info): Likewise.
6846 (merge_smts_into): Likewise.
6848 2008-02-27 David Daney <ddaney@avtrex.com>
6851 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6852 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6853 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6854 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6855 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6857 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6860 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6861 (BUILT_IN_NEXTTOWARD): Remove.
6862 (BUILT_IN_NEXTTOWARDF): Ditto.
6863 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6864 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6866 2008-02-27 Tom Tromey <tromey@redhat.com>
6868 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6869 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6871 2008-02-27 Jan Beulich <jbeulich@novell.com>
6873 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6874 update the respective field on newdecl.
6876 2008-02-27 Revital Eres <eres@il.ibm.com>
6878 PR rtl-optimization/34999
6879 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6880 crossing edges that ends with a call insn.
6881 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6882 call insn and clear the EDGE_CROSSING flag of the crossing edge
6883 when fixing fallthru edges.
6885 2008-02-27 Richard Guenther <rguenther@suse.de>
6888 * fold-const.c (fold_unary): Return the correct argument,
6889 converted to the result type.
6891 2008-02-27 Richard Guenther <rguenther@suse.de>
6894 * expr.c (expand_expr_real_1): Assert on rotates that operate
6896 * fold-const.c (fold_binary): Use the types precision, not the
6897 bitsize of the mode if folding rotate expressions. Build rotates
6898 only for full modes.
6900 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6902 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6904 * c-pragma.c (pragma_ns_name): New typedef.
6905 (registered_pp_pragmas): New variable.
6906 (c_pp_lookup_pragma): New function.
6907 (c_register_pragma_1): If flag_preprocess_only, do nothing
6908 for non-expanded pragmas, for expanded ones push pragma's
6909 namespace and name into registered_pp_pragmas vector.
6910 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6911 flag_preprocess_only, don't register GCC pch_preprocess
6912 pragma if flag_preprocess_only.
6913 * c-opts.c (c_common_init): Call init_pragma even if
6914 flag_preprocess_only.
6915 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6916 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6917 cpp_register_pragma if flag_preprocess_only.
6919 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6922 * c-parser.c (c_parser_translation_unit): Warn for empty
6923 translation unit, not empty source file.
6925 2008-02-26 Paul Brook <paul@codesourcery.com>
6927 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6928 operand for Thumb-2.
6929 * config/arm/arm.h (reg_class): Add CORE_REGS.
6930 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6931 (BASE_REG_CLASS): Use CORE_REGS.
6932 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6933 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6934 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6935 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6936 ARM_REGNO_OK_FOR_INDEX_P.
6937 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6938 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6939 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6940 (ldm/stm peepholes): Ditto.
6941 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6942 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6943 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6944 * config/arm/constraints.md: Enable "k" constraint on ARM.
6946 2008-02-27 Ben Elliston <bje@au.ibm.com>
6948 * config/rs6000/rs6000.c: Annotate cache line size field in all
6949 instances of struct processor_costs.
6951 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6953 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6954 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6955 jump_bypass): New counters.
6956 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6957 * dce.c (gate_ud_dce): Same.
6958 (gate_fast_dce): Same.
6959 * dse.c (gate_dse1): New function.
6960 (gate_dse2): New function.
6961 (gate_dse): Merge results of new gate functions.
6962 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6963 (gate_handle_jump_bypass): Add dbg_cnt.
6964 (gate_handle_gcse): Add dbg_cnt.
6965 * ifcvt.c (gate_handle_if_conversion): Same.
6966 (gate_handle_if_after_combine): Same.
6967 (gate_handle_if_after_reload): Same.
6968 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6970 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6972 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6974 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6976 2008-02-26 Jason Merrill <jason@redhat.com>
6979 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6980 alone if it's the naming decl for the type's main variant.
6982 2008-02-26 Tom Tromey <tromey@redhat.com>
6984 * system.h (USE_MAPPED_LOCATION): Poison.
6985 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6986 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6987 (make_goto_expr_edges): Likewise.
6988 (remove_bb): Likewise.
6989 (execute_warn_function_return): Likewise.
6990 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6992 * c-common.c (fname_decl): Remove old location code.
6993 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6995 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6997 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6998 (gen_rtx_ASM_INPUT): Likewise.
6999 (gen_rtx_ASM_INPUT_loc): Likewise.
7000 (get_rtx_asm_OPERANDS): Remove.
7001 * cfglayout.c (insn_locators_alloc): Remove old location code.
7002 (set_curr_insn_source_location): Likewise.
7003 (curr_insn_locator): Likewise.
7004 * print-tree.c (print_node): Remove old location code.
7005 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7006 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7007 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7008 location_from_locus.
7009 (construct_exit_block): Remove old location code.
7010 * emit-rtl.c (force_next_line_note): Remove old location code.
7011 * profile.c (branch_prob): Remove old location code.
7012 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7013 LOC_LINE): Remove old-location variants.
7014 * langhooks.c (lhd_print_error_function): Remove old location
7016 * configure, config.in: Rebuilt.
7017 * configure.ac (--enable-mapped-location): Remove.
7018 * c-decl.c (c_init_decl_processing): Remove old location code.
7019 (finish_function): Likewise.
7020 * recog.c (decode_asm_operands): Remove old location code.
7021 * c-pch.c (c_common_read_pch): Remove old location code.
7022 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7024 * gimple-low.c (lower_function_body): Remove old location code.
7025 * toplev.c (unknown_location): Remove.
7026 (push_srcloc): Remove old-location variant.
7027 (process_options): Remove old location code.
7028 (lang_dependent_init): Likewise.
7029 * input.h (UNKNOWN_LOCATION): Move definition.
7030 (location_t): Undeprecate.
7031 (source_locus): Remove.
7032 (location_from_locus): Remove.
7033 (struct location_s): Remove.
7034 Remove all old-location code.
7035 (input_line, input_filename): Remove.
7036 * final.c (final_scan_insn): Remove old location code.
7037 * diagnostic.c (diagnostic_build_prefix): Remove
7038 USE_MAPPED_LOCATION test.
7039 * tree.h (gimple_stmt) <locus>: Now a location_t.
7040 (tree_exp) <locus>: Likewise.
7041 (DECL_IS_BUILTIN): Remove old-location variant.
7042 (annotate_with_file_line, annotate_with_locus): Likewise.
7043 (expr_locus, set_expr_locus): Update.
7044 * tree.c (build1_stat): Remove old location code.
7045 (last_annotated_node): Remove.
7046 (annotate_with_file_line): Remove old-location variant.
7047 (annotate_with_locus): Likewise.
7048 (expr_location): Remove old location code.
7049 (set_expr_location): Likewise.
7050 (expr_has_location): Likewise.
7051 (expr_locus): Likewise.
7052 (set_expr_locus): Likewise.
7053 (expr_filename): Don't use location_from_locus.
7054 (expr_lineno): Likewise.
7055 * rtl-error.c (location_for_asm): Remove old location code.
7056 * c-lex.c (cb_line_change): Remove old location code.
7057 (fe_file_change): Likewise.
7058 (cb_def_pragma): Likewise.
7059 (c_lex_with_flags): Likewise.
7060 * gengtype.c (do_typedef): Don't special-case location types.
7061 (define_location_structures): Remove.
7062 (main): Don't call define_location_structures.
7063 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7066 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7069 * builtins.def (BUILT_IN_STDARG_START): Remove.
7070 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7071 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7072 * tree-inline.c (inline_forbidden_p_1): Likewise.
7074 2008-02-26 Richard Guenther <rguenther@suse.de>
7076 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7077 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7078 (lookup_decl_from_uid): Declare.
7079 (remove_decl_from_map): Likewise.
7080 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7081 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7082 (decl_for_uid_map): New global hashtable mapping DECL_UID
7084 (init_ttree): Allocate it.
7085 (insert_decl_to_uid_decl_map): New helper function.
7086 (make_node_stat): Insert new decls into the map.
7087 (copy_node_stat): Likewise.
7088 (lookup_decl_from_uid): New function.
7089 (remove_decl_from_map): Likewise.
7090 (print_decl_for_uid_map_statistics): New helper.
7091 (dump_tree_statistics): Call it.
7093 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7094 (referenced_var_iterator): Adjust.
7095 (FOR_EACH_REFERENCED_VAR): Adjust.
7096 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7097 (num_referenced_vars): Adjust.
7098 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7099 (first_referenced_var): Remove.
7100 (end_referenced_vars_p): Likewise.
7101 (next_referenced_var): Likewise.
7102 (referenced_var_iterator_set): New helper function.
7103 * tree-dfa.c (referenced_var_lookup): Adjust.
7104 (referenced_var_check_and_insert): Likewise.
7105 (remove_referenced_var): Likewise.
7106 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7107 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7108 (verify_call_clobbering): Likewise.
7109 (verify_memory_partitions): Likewise.
7110 (init_tree_ssa): Allocate bitmap instead of hashtable for
7112 (delete_tree_ssa): Adjust.
7113 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7114 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7115 (compute_tag_properties): Likewise.
7116 (set_initial_properties): Likewise.
7117 (find_partition_for): Likewise.
7118 (update_reference_counts): Likewise.
7119 (dump_may_aliases_for): Likewise.
7120 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7121 (add_call_clobber_ops): Likewise.
7122 (add_call_read_ops): Likewise.
7123 (get_asm_expr_operands): Likewise.
7124 * tree-into-ssa.c (dump_decl_set): Likewise.
7125 (update_ssa): Likewise.
7126 * tree-sra.c (scan_function): Likewise.
7127 (decide_instantiations): Likewise.
7128 (scalarize_parms): Likewise.
7129 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7130 (dsa_named_for): Likewise.
7131 * tree-ssa-structalias.c (update_alias_info): Likewise.
7132 (merge_smts_into): Likewise.
7134 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7137 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7138 * c-opts.c (c_common_handle_option): Wall enables
7139 Wvolatile-register-var.
7140 * common.opt: Move Wvolatile-register-var to...
7143 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7145 * common.opt (Wlarger-than=): New.
7146 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7148 * opts.c (common_handle_option): Handle -Wlarger-than=.
7149 * optc-gen.awk: Likewise.
7150 * opth-gen.awk: Likewise.
7151 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7152 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7154 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7156 * c-common.c (match_case_to_enum_1): Add appropriate
7157 OPT_W* parameter to warning.
7158 (c_do_switch_warnings): Likewise.
7159 * c-typeck.c (warning_init): Add one more parameter following
7161 (push_init_level): Update call to warning_init.
7162 (pop_init_level): Likewise.
7163 (add_pending_init): Likewise.
7164 (output_init_element: Likewise.
7166 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7169 * toplev.c (toplev_main): If there are warnings or error, print
7170 errors for ignored options.
7171 * opts.c (ignored_options): New static variable.
7172 (postpone_unknown_option_error): New.
7173 (print_ignored_options): New.
7174 (handle_option): Postpone errors for unknown -Wno-* options.
7175 * opts.h (print_ignored_options): Declare.
7177 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7179 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7182 2008-02-25 Richard Guenther <rguenther@suse.de>
7185 2008-02-25 Richard Guenther <rguenther@suse.de>
7187 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7188 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7189 (lookup_decl_from_uid): Declare.
7190 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7191 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7192 (decl_for_uid_map): New global hashtable mapping DECL_UID
7194 (init_ttree): Allocate it.
7195 (insert_decl_to_uid_decl_map): New helper function.
7196 (make_node_stat): Insert new decls into the map.
7197 (copy_node_stat): Likewise.
7198 (lookup_decl_from_uid): New function.
7199 (print_decl_for_uid_map_statistics): New helper.
7200 (dump_tree_statistics): Call it.
7202 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7203 (referenced_var_iterator): Adjust.
7204 (FOR_EACH_REFERENCED_VAR): Adjust.
7205 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7206 (num_referenced_vars): Adjust.
7207 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7208 (first_referenced_var): Remove.
7209 (end_referenced_vars_p): Likewise.
7210 (next_referenced_var): Likewise.
7211 (referenced_var_iterator_set): New helper function.
7212 * tree-dfa.c (referenced_var_lookup): Adjust.
7213 (referenced_var_check_and_insert): Likewise.
7214 (remove_referenced_var): Likewise.
7215 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7216 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7217 (verify_call_clobbering): Likewise.
7218 (verify_memory_partitions): Likewise.
7219 (init_tree_ssa): Allocate bitmap instead of hashtable for
7221 (delete_tree_ssa): Adjust.
7222 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7223 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7224 (compute_tag_properties): Likewise.
7225 (set_initial_properties): Likewise.
7226 (find_partition_for): Likewise.
7227 (update_reference_counts): Likewise.
7228 (dump_may_aliases_for): Likewise.
7229 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7230 (add_call_clobber_ops): Likewise.
7231 (add_call_read_ops): Likewise.
7232 (get_asm_expr_operands): Likewise.
7233 * tree-into-ssa.c (dump_decl_set): Likewise.
7234 (update_ssa): Likewise.
7235 * tree-sra.c (scan_function): Likewise.
7236 (decide_instantiations): Likewise.
7237 (scalarize_parms): Likewise.
7238 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7239 (dsa_named_for): Likewise.
7240 * tree-ssa-structalias.c (update_alias_info): Likewise.
7241 (merge_smts_into): Likewise.
7243 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7246 * doc/invoke.texi (-fcx-limited-range): Document new option.
7247 * toplev.c (process_options): Handle -fcx-fortran-rules.
7248 * common.opt: Add documentation for -fcx-fortran-rules.
7250 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7253 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7254 actual behaviour and C99.
7256 2008-02-26 Ben Elliston <bje@au.ibm.com>
7258 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7259 (ASM_CPU_POWER6_SPEC): Likewise.
7260 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7261 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7262 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7264 2008-02-25 Richard Guenther <rguenther@suse.de>
7266 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7267 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7268 (lookup_decl_from_uid): Declare.
7269 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7270 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7271 (decl_for_uid_map): New global hashtable mapping DECL_UID
7273 (init_ttree): Allocate it.
7274 (insert_decl_to_uid_decl_map): New helper function.
7275 (make_node_stat): Insert new decls into the map.
7276 (copy_node_stat): Likewise.
7277 (lookup_decl_from_uid): New function.
7278 (print_decl_for_uid_map_statistics): New helper.
7279 (dump_tree_statistics): Call it.
7281 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7282 (referenced_var_iterator): Adjust.
7283 (FOR_EACH_REFERENCED_VAR): Adjust.
7284 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7285 (num_referenced_vars): Adjust.
7286 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7287 (first_referenced_var): Remove.
7288 (end_referenced_vars_p): Likewise.
7289 (next_referenced_var): Likewise.
7290 (referenced_var_iterator_set): New helper function.
7291 * tree-dfa.c (referenced_var_lookup): Adjust.
7292 (referenced_var_check_and_insert): Likewise.
7293 (remove_referenced_var): Likewise.
7294 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7295 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7296 (verify_call_clobbering): Likewise.
7297 (verify_memory_partitions): Likewise.
7298 (init_tree_ssa): Allocate bitmap instead of hashtable for
7300 (delete_tree_ssa): Adjust.
7301 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7302 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7303 (compute_tag_properties): Likewise.
7304 (set_initial_properties): Likewise.
7305 (find_partition_for): Likewise.
7306 (update_reference_counts): Likewise.
7307 (dump_may_aliases_for): Likewise.
7308 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7309 (add_call_clobber_ops): Likewise.
7310 (add_call_read_ops): Likewise.
7311 (get_asm_expr_operands): Likewise.
7312 * tree-into-ssa.c (dump_decl_set): Likewise.
7313 (update_ssa): Likewise.
7314 * tree-sra.c (scan_function): Likewise.
7315 (decide_instantiations): Likewise.
7316 (scalarize_parms): Likewise.
7317 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7318 (dsa_named_for): Likewise.
7319 * tree-ssa-structalias.c (update_alias_info): Likewise.
7320 (merge_smts_into): Likewise.
7322 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7325 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7326 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7327 * alias.h (nonoverlapping_memrefs_p): Likewise.
7329 2008-02-25 Jan Beulich <jbeulich@novell.com>
7331 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7332 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7333 __emultls_get_address, __emultls_register_common,
7334 __floatundi?f, and _Unwind_GetIPInfo.
7335 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7336 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7337 (gen_regparm_prefix): Likewise.
7338 (i386_nlm_encode_section_info): Sync with
7339 config/i386/winnt.c:i386_pe_encode_section_info().
7340 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7341 i386_nlm_mangle_decl_assembler_name): New.
7342 (netware_override_options): New.
7343 * config/i386/netware.h (netware_override_options): Declare.
7344 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7345 (i386_nlm_mangle_decl_assembler_name): Declare.
7346 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7348 2008-02-25 Ben Elliston <bje@au.ibm.com>
7351 * c-decl.c (grokdeclarator): Remove unused local variables
7352 `typedef_type' and `type_as_written'.
7354 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7355 unused local variable `has_hot_blocks'.
7356 (fix_crossing_conditional_branches): Remove unused local variable
7359 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7362 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7363 using DEF_C99_BUILTIN.
7364 (BUILT_IN_NANF): Ditto.
7365 (BUILT_IN_NANL): Ditto.
7367 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7368 Revital Eres <eres@il.ibm.com>
7370 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7371 regarding the order of two dependent insns in the same row.
7373 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7375 * stor-layout.c (layout_decl): Do not bump the alignment of a
7376 bit-field to more than byte alignment if it is packed.
7378 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7380 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7383 2008-02-24 Diego Novillo <dnovillo@google.com>
7385 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7388 * tree-vrp.c (vrp_evaluate_conditional): With
7389 -Wtype-limits, emit a warning when comparing against a
7390 constant outside the natural range of OP0's type.
7391 * c.opt (Wtype-limits): Move ...
7392 * common.opt (Wtype-limits): ... here.
7394 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7396 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7397 * config/rs6000/e300c2c3.md: New file.
7398 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7400 (rs6000_override_options): Add e300c2 and e300c3 cases to
7401 processor_target_table. Do not allow usage of Altivec or Spe
7402 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7403 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7404 * config/rs6000/rs6000.h (processor_type): Add
7405 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7406 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7407 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7408 and ppce300c3. Include e300c2c3.md.
7410 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7412 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7413 instead of TARGET_STRICT_ALIGN.
7415 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7417 * explow.c (memory_address): Assert that the generated address is
7420 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7423 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7424 * config/darwin-ppc-ldouble-patch.def: New file.
7425 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7426 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7427 SUBTARGET_INIT_BUILTINS if defined.
7428 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7431 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7434 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7435 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7437 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7440 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7441 file" warning condtional on -Winvalid-PCH.
7443 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7445 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
7447 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
7451 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
7452 prevent reload from using MMX registers.
7453 (*mov<mode>_internal): Ditto.
7454 (*movv2sf_internal_rex64): Ditto.
7455 (*movv2sf_internal): Ditto.
7457 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7459 PR documentation/31569
7460 * doc/install.texi2html: Use makeinfo --no-number-sections.
7462 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7464 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
7465 ensure that we can address an entire entity > 8 bytes. Don't
7466 generate reg+reg addressing for such data.
7468 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7470 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
7471 strings when optimizing for size, unless the target cares about
7474 2008-02-22 Tom Tromey <tromey@redhat.com>
7476 * regclass.c (current_pass): Remove declaration.
7478 2008-02-22 Anatoly Sokolov <aesok@post.ru>
7480 * config/avr/libgcc.S (__RAMPZ__): Define.
7481 (__do_copy_data): Add for devices with 128KB code memory.
7483 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7485 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7487 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7489 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7491 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7494 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7497 * c-typeck.c (build_binary_op): Warn about floating point
7498 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7500 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7503 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7504 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7506 (rs6000_override_options): Set altivec_abi as default, not override,
7507 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7508 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7509 is used; use new member spe_abi.
7510 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7511 spe_abi and altivec_abi.
7513 2008-02-22 Tomas Bily <tbily@suse.cz>
7515 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7517 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7520 * config.build (build_file_translate): Set to `CMD //c' only if
7522 * Makefile.in (build_file_translate): Improve comment.
7524 2008-02-21 Jan Hubicka <jh@suse.cz>
7526 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7527 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7528 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7530 2008-02-21 Michael Matz <matz@suse.de>
7533 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7535 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7537 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7538 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7540 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7541 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7542 SSE_VEC_FLOAT_MODE_P as insn constraint.
7543 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7544 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7545 sse4a_movntdf using MODEF mode iterator.
7546 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7547 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7548 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7549 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7550 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7551 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7552 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7554 2008-02-21 Richard Guenther <rguenther@suse.de>
7556 * tree.def (PAREN_EXPR): New tree code.
7557 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7559 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7560 * expr.c (expand_expr_real_1): Likewise.
7561 * tree-inline.c (estimate_num_insns_1): Likewise.
7562 * tree-complex.c (expand_complex_move): Likewise.
7563 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7566 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7569 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7571 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7574 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7576 * config/sh/sh.c (find_barrier): Don't go past
7577 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7579 2008-02-20 DJ Delorie <dj@redhat.com>
7581 * config/h8300/h8300.md (insv): Force source operand to be a register.
7583 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7584 as a jump, not as a plain insn.
7586 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7588 * doc/invoke.texi (Warning Options): Add new option
7589 -Wframe-larger-than=.
7590 (-Wframe-larger-than): Document.
7592 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7593 Add declarations for new option variables.
7595 * final.c (final_start_function): Check the frame size
7596 before emission and issue a Wframe-larger-than warning.
7598 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7599 Add definitions for new option variables.
7600 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7602 * common.opt (Wframe-larger-than=): New option.
7604 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7606 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7607 (<sse>_div<mode>3): Ditto.
7608 (<sse>_vmdiv<mode>3): Ditto.
7609 (<sse>_vmsqrt<mode>2): Ditto.
7610 (*smax<mode>3): Ditto.
7611 (sse5_frcz<mode>2): Ditto.
7612 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7615 2008-02-20 Richard Guenther <rguenther@suse.de>
7618 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7619 be happy with INTEGRAL_TYPE_P.
7621 2008-02-20 Richard Guenther <rguenther@suse.de>
7623 * fold-const.c (split_tree): Associate floatig-point expressions
7624 if flag_associative_math is set.
7626 2008-02-20 Richard Guenther <rguenther@suse.de>
7628 * tree.h (fold_real_zero_addition_p): Declare.
7629 * fold-const.c (fold_real_zero_addition_p): Export.
7630 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7631 floating-point operations with zero and one.
7633 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7635 * doc/install.texi: Correct references to CFLAGS, replacing them
7636 with BOOT_CFLAGS. Document flags used during bootstrap for
7639 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7641 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7642 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7643 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7645 (smin<mode>3): Ditto from similar patterns.
7646 (smax<mode>3): Ditto.
7647 (*ieee_smin<mode>3): Ditto.
7648 (*ieee_smax<mode>3): Ditto.
7649 * config/i386/sse.md (sse): New mode attribute.
7650 (mov<mode>): Macroize expander from movv4sf and movv2df using
7651 SSEMODEF2P mode iterator.
7652 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7653 SSE_VEC_FLOAT_MODE_P as insn constraint.
7654 (storent<mode>): Ditto.
7655 (storent<mode>): Macroize expander from storentsf and storentdf using
7656 MODEF mode iterator.
7657 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7658 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7659 (abs<mode>2): Ditto from similar patterns.
7660 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7661 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7662 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7663 (<sse>_vmsqrt<mode>2): Ditto.
7664 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7665 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7666 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7667 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7668 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7669 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7670 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7672 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7673 iterator and SSE_FLOAT_MODE_P as insn constraint.
7674 (<sse>_ucomi): Ditto from similar patterns.
7675 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7676 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7677 SSE_VEC_FLOAT_MODE_P as insn constraint.
7678 (vcond<mode>): Ditto from similar patterns.
7679 (and<mode>3, *and<mode>3): Ditto.
7680 (<sse>_nand<mode>3): Ditto.
7681 (ior<mode>3, *ior<mode>3): Ditto.
7682 (xor<mode>3, *xor<mode>3): Ditto.
7683 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7684 iterator and SSE_FLOAT_MODE_P as insn constraint.
7685 (*nand<mode>3): Ditto from similar patterns.
7686 (*ior<mode>3): Ditto.
7687 (*xor<mode>3): Ditto.
7689 2008-02-20 Ira Rosen <irar@il.ibm.com>
7691 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7692 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7693 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7695 2008-02-19 Jan Hubicka <jh@suse.cz>
7697 * predict.c (tree_bb_level_predictions): Remove variable next
7698 mistakely introduced by previous commit.
7700 2008-02-19 Jan Hubicka <jh@suse.cz>
7702 * predict.c (predict_paths_leading_to): Rewrite.
7703 (predict_paths_for_bb): New.
7704 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7706 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7709 * Makefile.in (build_file_translate): New.
7710 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7711 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7712 * configure.ac (build_file_translate): Substitute it.
7713 * configure: Regenerate.
7715 2008-02-19 Jan Hubicka <jh@suse.cz>
7717 PR rtl-optimization/34408
7718 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7721 2008-02-19 Jan Hubicka <jh@suse.cz>
7724 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7727 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7730 * config/i386/i386-modes.def: Revert the last DI alignment
7731 change until Ada people can look into it.
7733 2008-02-19 Nick Clifton <nickc@redhat.com>
7735 * opts.c (print_specific_help): Fix typo in --help text.
7737 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7740 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7741 32-bit inline asm without asm alternatives for host GCC < 3.0.
7743 2008-02-19 Richard Guenther <rguenther@suse.de>
7745 PR tree-optimization/34989
7746 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7747 Allow propagation to INDIRECT_REF if we can simplify only.
7749 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7751 * c-common.c (warn_for_collisions_1): Use appropriate option when
7754 2008-02-19 Nick Clifton <nickc@redhat.com>
7757 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7758 (handle_options): Fix indentation.
7759 (print_filtered_help): If no language-specific options were
7760 displayed tell the user how to list all the options supported by
7761 the language's front-end.
7762 (print_specific_help): Fix indentation and remove duplicate line.
7763 (common_handle_option): Handle the -v option.
7764 For --help enable the display of undocumented options if the -v
7765 switch has been included on the command line.
7766 For --help= check for overlaps in the arguments between the option
7767 classes and the language names and issue a warning when they
7768 cannot be disambiguated.
7769 * c.opt (v): Pass on to the common option handler.
7771 2008-02-19 Revital Eres <eres@il.ibm.com>
7773 * modulo-sched.c (sms_schedule): Change dump message when
7774 create_ddg function fails.
7775 (try_scheduling_node_in_cycle): Rename row to cycle.
7776 (print_partial_schedule): Rename CYCLE to ROW.
7778 2008-02-19 Christian Bruel <christian.bruel@st.com>
7779 Zdenek Dvorak <ook@ucw.cz>
7781 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7783 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7786 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7787 (*x86_movdicc_0_m1_se): Ditto.
7789 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7791 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7792 (CMPtype): Define as __gcc_CMPtype.
7793 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7794 (CMPtype): Define as __gcc_CMPtype.
7796 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7798 Support valgrind 3.3 for --enable-checking=valgrind.
7799 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7801 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7802 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7803 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7804 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7805 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7806 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7807 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7809 * ggc-zone.c: Similar.
7810 * ggc-page.c: Similar.
7812 2008-02-19 Paul Brook <paul@codesourcery.com>
7815 * config/arm/ieee754-df.S: Fix do_it typo.
7816 * config/arm/ieee754-sf.S: Fix do_it typo.
7818 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7821 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7822 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7823 (OPTION_MASK_ISA_SSE_SET): Likewise.
7824 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7825 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7826 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7827 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7828 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7829 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7830 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7831 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7832 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7833 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7834 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7835 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7836 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7837 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7838 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7839 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7840 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7841 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7842 (OPTION_MASK_ISA_SSE4): Removed.
7843 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7844 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7845 (override_options): Don't turn on implied SSE/MMX bits in
7848 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7850 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7853 2008-02-18 Joey Ye <joey.ye@intel.com>
7856 * tree-nested.c (insert_field_into_struct): Set type alignment
7857 to field alignment if the former is less than the latter.
7859 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7861 * BASE-VER: Set to 4.4.0.
7863 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7865 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7866 * doc/cfg.texi: Likewise.
7867 * doc/extend.texi: Likewise.
7868 * doc/gty.texi: Likewise.
7869 * doc/invoke.texi: Likewise.
7870 * doc/loop.texi: Likewise.
7871 * doc/md.texi: Likewise.
7872 * doc/passes.texi: Likewise.
7873 * doc/rtl.texi: Likewise.
7874 * doc/sourcebuild.texi: Likewise.
7875 * doc/tm.texi: Likewise.
7876 * doc/tree-ssa.texi: Likewise.
7878 2008-02-17 Richard Guenther <rguenther@suse.de>
7881 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7882 without default definition.
7884 2008-02-17 Richard Guenther <rguenther@suse.de>
7886 PR tree-optimization/35231
7887 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7890 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7893 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7894 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7895 libgcc_cmp_return mode.
7897 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7900 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7902 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7904 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7907 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7909 * doc/c-tree.texi: Use `@.' where appropriate.
7910 * doc/extend.texi: Likewise.
7911 * doc/install.texi: Likewise.
7912 * doc/invoke.texi: Likewise.
7913 * doc/loop.texi: Likewise.
7914 * doc/makefile.texi: Likewise.
7915 * doc/md.texi: Likewise.
7916 * doc/passes.texi: Likewise.
7917 * doc/standards.texi: Likewise.
7918 * doc/tm.texi: Likewise.
7920 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7923 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7925 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7926 rather than in entry_bb.
7928 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7930 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7931 libgcc_cmp_return mode.
7933 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7936 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7937 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7939 2008-02-15 Richard Guenther <rguenther@suse.de>
7940 Zdenek Dvorak <ook@ucw.cz>
7942 PR tree-optimization/35164
7943 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7944 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7945 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7946 Only propagate addresses which do not have abnormal SSA_NAMEs
7949 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7952 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7954 2008-02-15 Jan Hubicka <jh@suse.cz>
7957 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7959 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7962 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7963 when calculating alignment_pad.
7965 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7967 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7968 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7969 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7970 and STACK_BOUNDARY define.
7972 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7974 PR preprocessor/35061
7975 * c-pragma.c (handle_pragma_pop_macro): Check that
7976 pushed_macro_table has been allocated.
7978 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7981 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7982 (force_gimple_operand): Likewise.
7983 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7984 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7985 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7986 (find_interesting_uses_address): Check addressability and alignment
7987 of the base expression only after substituting bases of IVs into it.
7989 2008-02-14 Michael Matz <matz@suse.de>
7992 * function.c (instantiate_virtual_regs_in_insn): Reload address
7993 before falling back to reloading the whole operand.
7995 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7997 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7998 before the first section switch note.
8000 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8002 * doc/bugreport.texi: Update copyright years.
8003 * doc/c-tree.texi: Likewise.
8004 * doc/cfg.texi: Likewise.
8005 * doc/cpp.texi: Likewise.
8006 * doc/cppinternals.texi: Likewise.
8007 * doc/fragments.texi: Likewise.
8008 * doc/frontends.texi: Likewise.
8009 * doc/gcc.texi: Likewise.
8010 * doc/gty.texi: Likewise.
8011 * doc/hostconfig.texi: Likewise.
8012 * doc/implement-c.texi: Likewise.
8013 * doc/libgcc.texi: Likewise.
8014 * doc/loop.texi: Likewise.
8015 * doc/makefile.texi: Likewise.
8016 * doc/options.texi: Likewise.
8017 * doc/passes.texi: Likewise.
8018 * doc/rtl.texi: Likewise.
8019 * doc/sourcebuild.texi: Likewise.
8020 * doc/standards.texi: Likewise.
8021 * doc/tree-ssa.texi: Likewise.
8022 * doc/trouble.texi: Likewise.
8024 * doc/extend.texi: Use @: or add comma where appropriate.
8025 * doc/invoke.texi: Likewise.
8026 * doc/tm.texi: Likewise.
8028 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8031 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8034 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8036 * doc/md.texi (clz, ctz): Add reference.
8037 * doc/rtl.texi (clz, ctz): Likewise.
8039 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8042 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8045 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8047 * config/s390/s390.c (struct constant_pool): New field
8048 emit_pool_after added.
8049 (s390_mainpool_start): Set the emit_pool_after flag according
8050 to the section switch notes.
8051 (s390_mainpool_finish): Consider emit_pool_after when emitting
8052 the literal pool at the end of the function.
8053 (s390_chunkify_start): Force literal pool splits at section
8056 2008-02-13 Michael Matz <matz@suse.de>
8059 * var-tracking.c (clobber_variable_part): Correctly traverse the
8062 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8065 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8066 Add -fdump-ipa-inline.
8067 * tree-dump.c (dump_files): Remove tree-inlined dump.
8068 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8070 2008-02-12 Richard Guenther <rguenther@suse.de>
8072 PR tree-optimization/35171
8073 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8076 2008-02-12 Richard Guenther <rguenther@suse.de>
8079 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8080 value-preserving mode. Disallow final truncation.
8082 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8085 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8086 code from here to...
8087 (force_gimple_operand): ...here.
8089 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8092 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8093 non-compatible pointers.
8094 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8095 different FIELD_DECLs, try harder by comparing field offsets, sizes
8099 * function.c (match_asm_constraints_1): Don't replace the same input
8102 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8104 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8105 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8106 (expand_epilogue): Restore RAMPZ register.
8107 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8109 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8111 * config/i386/cygwin.asm: (__alloca): Correct calling
8112 convention and alignment.
8113 (__chkstk): Force 8 byte stack alignment.
8115 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8116 Richard Guenther <rguenther@suse.de>
8118 PR tree-optimization/33992
8119 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8120 the zero we compare against.
8122 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8125 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8126 to CloseHandle after unlocking to prevent accumulation of handle
8129 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8132 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8133 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8134 and update LABEL_NUSES during and after reload.
8136 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8139 * combine.c (simplify_if_then_else): Make sure the comparison is
8140 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8142 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8145 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8146 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8147 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8148 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8149 * tree.h (get_type_static_bounds): Likewise.
8151 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8153 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8154 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8155 Make -Wfoo language annotations match what the compiler outputs.
8157 2008-02-08 Sa Liu <saliu@de.ibm.com>
8159 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8160 intrinsics spu_convts, spu_convtu, spu_convtf.
8162 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8164 * doc/extend.texi (Function Attributes) <noinline>: Mention
8165 asm ("") as method to keep calls.
8167 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8170 * doc/options.texi (Options): Replace references to opts.sh with
8172 * opts-common.c: Likewise.
8173 * optc-gen.awk: Likewise.
8175 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8177 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8179 2008-02-07 Richard Henderson <rth@redhat.com>
8182 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8183 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8186 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8188 PR tree-optimization/35085
8189 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8190 for operand entry oe2 in addition to operand entry oe3 in order to
8191 expose more opportunities for vectorizer sum reduction.
8193 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8196 * Makefile.in (LIBS): Remove $(GMPLIBS).
8197 (cc1-dummy, cc1): Add $(GMPLIBS).
8199 2008-02-06 Jan Hubicka <jh@suse.cz>
8202 * i386.md (moddf_integer): Do not produce partial memory stalls for
8203 targets where it hurts.
8205 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8208 * optabs.c (expand_float): Do not check for decimal modes when
8209 expanding unsigned integer through signed conversion.
8211 2008-02-06 Nick Clifton <nickc@redhat.com>
8213 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8214 inside the clobber with a match_operand and duplicated operand
8215 number in the constraint.
8216 (ineqbranchsi): Delete redundant comment.
8218 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8220 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8221 builtin_define ("__USE_INIT_FINI__").
8222 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8224 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8226 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8228 PR documentation/30330
8229 * doc/invoke.texi (C++ Dialect Options)
8230 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8231 For each warning option -Wfoo that allows -Wno-foo, ensure both
8232 -Wfoo and -Wno-foo are listed in the option index. Fix index
8233 entry of -Wswitch-default, index -Wnormalized= including the
8234 `=', and -Wlarger-than-@var{len} including @var{len}.
8236 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8238 * config/i386/i386.md (floatunssisf2): Use
8239 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8240 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8241 Macroize expander using MODEF mode iterator.
8243 2008-02-05 Diego Novillo <dnovillo@google.com>
8245 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8248 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8250 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8253 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8255 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8258 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8259 to indicate if a message should be generated.
8260 (init_cumulative_args): Updated.
8261 (function_value_32): Likewise.
8263 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8265 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8267 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8270 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8271 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8273 2008-02-04 Diego Novillo <dnovillo@google.com>
8275 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8278 * tree-vrp.c (vrp_evaluate_conditional): With
8279 -Wtype-limits, emit a warning when comparing against a
8280 constant outside the natural range of OP0's type.
8282 2008-02-04 Richard Guenther <rguenther@suse.de>
8285 * expr.c (count_type_elements): Give for unions instead of
8288 2008-02-04 Richard Guenther <rguenther@suse.de>
8291 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8292 to TYPE_DOMAINs base type instead of using bitsizetype here.
8294 2008-02-03 Jason Merrill <jason@redhat.com>
8296 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8298 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8301 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8302 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8303 (RS/6000 and PowerPC Options): Fix typos and markup.
8304 * doc/passes.texi (Tree-SSA passes): Likewise.
8306 2008-02-02 Michael Matz <matz@suse.de>
8309 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8310 from record_last_reg_set_info.
8311 (record_last_reg_set_info): Take an RTX argument, iterate over all
8312 constituent hardregs.
8313 (record_last_set_info, record_opr_changes): Change calls to
8314 new signature or to record_last_reg_set_info_regno.
8316 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8318 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8320 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8322 PR rtl-optimization/34773
8323 * reg-notes.def (EQUAL): Mention significance of combination of
8324 REG_EQUAL and REG_RETVAL.
8325 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8326 insn that has a REG_RETVAL.
8328 2008-02-01 Roger Sayle <roger@eyesopen.com>
8331 * configure.ac (--enable-fixed-point): Disable unless explicitly
8333 * configure: Regenerate.
8335 2008-02-01 Richard Guenther <rguenther@suse.de>
8338 * invoke.texi (-finline-limit): Remove no longer true parts
8339 of the documentation. Note that there is no default value.
8341 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8342 Mark Mitchell <mark@codesourcery.com>
8343 Ben Elliston <bje@au.ibm.com>
8346 * doc/extend.texi (Other Builtins): Document.
8348 2008-01-31 Tom Browder <tom.browder@gmail.com>
8350 * doc/c-tree.texi (Types): Fix grammar.
8351 (Expression trees): Ditto.
8352 * doc/passes.texi (Tree-SSA passes): Ditto.
8354 * doc/configterms.texi (Configure Terms): Fix typo.
8355 * doc/cpp.texi (Common Predefined Macros): Ditto.
8356 * doc/md.texi (Machine Constraints): Ditto.
8358 * doc/makefile.texi (Makefile): Add comma.
8360 2008-01-31 Tom Browder <tom.browder@gmail.com>
8361 Gerald Pfeifer <gerald@pfeifer.com>
8363 * doc/sourcebuild.texi (Front End): Remove references to CVS
8364 and CVSROOT/modules.
8365 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8366 (Back End): Remove reference to CVS.
8368 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8371 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8373 (mips16_gp_pseudo_reg): ...here.
8374 * config/mips/mips.md (load_const_gp): Replace with...
8375 (load_const_gp_<mode>): ...this :P-based insn.
8377 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8379 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8380 options. Minor fixes.
8381 (-std): Move reference to standards closer to where language
8382 standards are first mentioned.
8384 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8386 PR rtl-optimization/34995
8387 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8388 parameter and return a bool. If the rtx parameter is nonnull,
8389 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8390 (find_reloads): Update call accordingly. Pass the new operand
8391 if it needed no address reloads, otherwise pass null.
8393 2008-01-30 Richard Henderson <rth@redhat.com>
8396 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8397 for unbounded arrays.
8399 2008-01-30 Silvius Rus <rus@google.com>
8401 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8403 2008-01-30 Jan Hubicka <jh@suse.cz>
8406 * i386.c (init_cumulative_args): Use real function declaration when
8409 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8411 PR rtl-optimization/34998
8412 * global.c (build_insn_chain): Treat non-subreg_lowpart
8413 SUBREGs of pseudos as clobbering all the words covered by the
8414 SUBREG, not just all the bytes.
8415 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8416 original df_ref rather than an extract parameter.
8417 (global_conflicts): Update call accordingly.
8419 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8421 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8422 the overflow check to make it easier to read.
8423 (__fixtfdi): Change the type of the ll member in union
8424 long_double to UDItype_x.
8426 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8429 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8430 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8431 * tree-inline.c (fold_marked_statements): Call
8432 cgraph_update_edges_for_call_stmt if folding a call statement.
8433 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8434 debug_generic_stmt calls, reset it back afterwards.
8437 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8439 * c-typeck.c (build_external_ref): Don't pedwarn about
8440 static vars in current function's scope.
8442 2008-01-29 Joseph Myers <joseph@codesourcery.com>
8444 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
8446 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
8449 * ipa-struct-reorg.c: Fix spelling.
8450 * params.def: Ditto.
8452 2008-01-29 Richard Guenther <rguenther@suse.de>
8455 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
8457 * tree-inline.c (remap_type): Increment remapping_type_depth
8458 around remapping types.
8459 (copy_body_r): Only add referenced variables if they are referenced
8460 from code, not types.
8462 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
8473 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
8474 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
8476 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
8479 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
8480 pointer for tiny stack.
8482 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8484 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8486 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8488 * config/vx-common.h: Fix typo in comment.
8490 2008-01-28 Ian Lance Taylor <iant@google.com>
8494 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8495 coalesce pointers if they have different DECL_NO_TBAA_P values.
8496 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8497 between variables with different DECL_NO_TBAA_P values.
8499 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8502 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8503 are not legitimate small data references on SPE targets.
8505 2008-01-28 David Daney <ddaney@avtrex.com>
8507 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8509 2008-01-28 David Daney <ddaney@avtrex.com>
8511 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8513 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8515 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8516 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8517 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8518 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8519 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8520 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8521 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8522 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8524 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8526 * basic-block.h (condjump_equiv_p): Fix comment.
8528 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8530 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8531 print_generic_stmt_indented): Fix comment.
8533 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8535 * configure.ac (__stack_chk_fail): Add detecion for availability
8536 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8537 * configure: Regenerate.
8539 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8542 * final.c (output_addr_const): Handle TRUNCATE.
8544 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8547 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8548 (zero_cost, infinite_cost): New constants.
8549 (struct cost_pair): Change type of cost to comp_cost.
8550 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8551 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8553 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8554 split_address_cost, ptr_difference_cost, difference_cost,
8555 get_computation_cost_at, get_computation_cost,
8556 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8557 determine_use_iv_cost_condition, determine_use_iv_costs,
8558 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8559 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8560 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8561 Change type of cost to comp_cost.
8562 (determine_iv_cost): Increase cost of non-original ivs, instead
8563 of decreasing the cost of original ones.
8564 (get_address_cost): Indicate the complexity of the addressing mode
8566 (try_add_cand_for): Prefer using ivs not specific to some object.
8567 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8569 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8570 Janis Johnson <janis187@us.ibm.com>
8573 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8574 (TARGET_INSTANTIATE_DECLS): Likewise.
8575 * target.h (expand_to_rtl_hook): New target hook.
8576 (instantiate_decls): Likewise.
8577 * function.c (instantiate_decl): Make non-static. Rename to...
8578 (instantiate_decl_rtl): ... this.
8579 (instantiate_expr): Use instantiate_decl_rtl.
8580 (instantiate_decls_1): Likewise.
8581 (instantiate_decls): Likewise.
8582 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8583 * function.h (instantiate_decl_rtl): Add prototype.
8584 * cfgexpand.c (target.h): New include.
8585 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8586 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8587 (TARGET_INSTANTIATE_DECLS): Likewise.
8588 (TARGET_INITIALIZER): New target hooks added.
8589 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8591 * config/rs6000/rs6000.c (tree-flow.h): New include.
8592 (machine_function): Add sdmode_stack_slot field.
8593 (rs6000_alloc_sdmode_stack_slot): New function.
8594 (rs6000_instantiate_decls): Likewise.
8595 (rs6000_secondary_memory_needed_rtx): Likewise.
8596 (rs6000_check_sdmode): Likewise.
8597 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8598 (TARGET_INSTANTIATE_DECLS): Likewise.
8599 (rs6000_hard_regno_mode_ok): Allow SDmode.
8600 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8601 (rs6000_emit_move): Handle SDmode.
8602 (function_arg_advance): Likewise.
8603 (function_arg): Likewise.
8604 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8605 SDmode var args for 32-bit compiles.
8606 (rs6000_secondary_reload_class): Handle SDmode.
8607 (rs6000_output_function_epilogue): Likewise.
8608 (rs6000_function_value): Simplify if statement.
8609 (rs6000_libcall_value): Likewise.
8610 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8611 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8612 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8613 (movsd_hardfloat): New define_insn.
8614 (movsd_softfloat): Likewise.
8615 (movsd_store): Likewise.
8616 (movsd_load): Likewise.
8617 (extendsddd2): Likewise.
8618 (extendsdtd2): Likewise.
8619 (truncddsd2): Likewise.
8620 (movdd_hardfloat64): Fixup comment.
8621 (UNSPEC_MOVSD_LOAD): New constant.
8622 (UNSPEC_MOVSD_STORE): Likewise.
8624 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8627 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8629 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8630 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8631 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8634 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8637 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8638 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8639 __LONGDOUBLE128 too.
8640 * config/rs6000/aix61.h: New file.
8642 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8644 PR rtl-optimization/34959
8645 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8646 popcount and parity rtxes the same mode as their operand.
8647 Truncate or extend the result to the return value's mode
8650 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8653 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8654 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8655 to GOT_VERSION_REGNUM.
8656 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8657 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8658 * config/mips/mips.c (mips_emit_call_insn): New function.
8659 (mips_call_tls_get_addr): Call mips_expand_call directly.
8660 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8662 (mips16_build_call_stub): Likewise. Return the call insn or null.
8663 (mips_expand_call): Update the call to mips16_build_call_stub
8664 accordingly and a remove redundant condition. Assert that MIPS16
8665 stubs do not use lazy binding. Use mips_emit_call_insn and return
8667 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8669 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8670 (mips_avoid_hazard): Remove hazard_set handling.
8671 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8672 (UNSPEC_RESTORE_GP): ...this.
8673 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8674 (FAKE_CALL_REGNO): Rename to...
8675 (GOT_VERSION_REGNUM): ...this.
8676 (type): Add "ghost" value. Add an associated insn reservation.
8677 (hazard_set): Remove.
8678 (exception_receiver): Rename to...
8679 (restore_gp): ...this and update the unspec identifier accordingly.
8680 (exception_receiver, nonlocal_got_receiver): New expanders.
8681 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8682 FAKE_CALL_REGNO. Remove hazard_set attribute.
8683 (set_got_version, update_got_version): New patterns.
8685 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8688 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8690 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8693 * doc/install.texi2html: Generate gcc-vers.texi.
8695 2008-01-25 DJ Delorie <dj@redhat.com>
8697 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8699 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8701 * config/c4x: Remove directory.
8702 * config.gcc (crx-*, mt-*): Mark obsolete.
8703 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8704 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8705 sh-*-rtemscoff*): Remove cases.
8706 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8707 * real.c (encode_c4x_single, decode_c4x_single,
8708 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8709 c4x_extended_format): Remove.
8710 * real.h (c4x_single_format, c4x_extended_format): Remove.
8711 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8713 (Pragmas): Remove comment about c4x pragmas.
8714 * doc/install.texi (c4x): Remove target-specific instructions.
8715 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8716 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8717 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8718 refer to C4x source files as examples.
8719 (C4X_FLOAT_FORMAT): Remove documentation.
8721 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8723 * config/bfin/bfin.c (override_options): Reorder tests so that
8724 flag_pic gets enabled for -msep-data.
8726 2008-01-25 Richard Guenther <rguenther@suse.de>
8729 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8730 to its bitfield precision if required.
8732 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8735 * tree-nested.c (walk_omp_for): New function.
8736 (convert_nonlocal_reference, convert_local_reference): Call
8737 walk_omp_for on OMP_FOR.
8738 (convert_call_expr): Call walk_body on OMP_FOR's
8739 OMP_FOR_PRE_INIT_BODY.
8741 2008-01-25 Richard Guenther <rguenther@suse.de>
8743 PR tree-optimization/34966
8744 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8745 default defs and PHI_NODEs we have to insert after the
8748 2008-01-24 Nick Clifton <nickc@redhat.com>
8750 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8751 Provide a default definition.
8752 (LIBGCC2_UNITS_PER_WORD): Likewise.
8754 * config/stormy16/stormy16.c: Include df.h for the prototype
8755 for df_regs_ever_live_p.
8756 (xstormy16_expand_builtin_va_start): Convert the stack offset
8757 into a component_ref and then use POINTER_PLUS_EXPR to add it
8758 to the incoming_virtual_args_rtx.
8759 (xstormy16_gimplify_va_arg_expr): Rename to
8760 xstormy16_gimplify_va_arg_expr.
8761 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8762 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8763 xstormy16_gimplify_va_arg_expr.
8764 Fix up some formatting issues.
8766 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8767 Move to predicates.md.
8768 (xs_hi_general_operand): Likewise.
8769 (xs_hi_nonmemory_operand): Likewise.
8770 * config/stormy16/predicates.md:
8771 (xstormy16_carry_plus_operand): New predicate.
8772 (xs_hi_general_operand): New predicate.
8773 (xs_hi_nonmemory_operand): New predicate.
8774 * config/stormy16/stormy16-protos.h:
8775 (xstormy16_carry_plus_operand): Delete prototype.
8776 (xs_hi_general_operand): Likewise.
8777 (xs_hi_nonmemory_operand): Likewise.
8779 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8780 modifiers as they are no longer needed and they can trigger
8781 reload spill failures.
8783 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8784 with a match_operand in order to help reload.
8786 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8787 constraint with 'e' for the 8th alternative as this version of
8788 the mov.w instruction only accepts the lower 8 registers.
8790 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8793 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8794 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8797 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8800 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8802 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8804 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8806 (remove_structure): Update allocations list before removing structure.
8808 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8810 * ipa-struct-reorg.c (is_safe_cond_expr,
8811 create_new_stmts_for_cond_expr): Use integer_zerop function,
8812 that recognize not only zero-pointer, but zero-integer too.
8814 2008-01-25 Ben Elliston <bje@au.ibm.com>
8817 * fixproto: Escape "." in sed expression that strips leading "./".
8819 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8822 * gcc.c (SWITCH_OK): Removed.
8823 (SWITCH_LIVE): Changed to bit.
8824 (SWITCH_FALSE): Likewise.
8825 (SWITCH_IGNORE): Likewise.
8826 (switchstr): Change live_cond to unsigned int.
8827 (process_command): Replace SWITCH_OK with 0.
8828 (do_self_spec): Likewise.
8829 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8830 (give_switch): Likewise.
8831 (used_arg): Likewise.
8832 (do_spec_1): Set the SWITCH_IGNORE bit.
8833 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8834 bits. Set the SWITCH_LIVE bit.
8836 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8838 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8840 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8842 PR tree-optimization/34472
8843 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8844 parameter to a "bool *" and set *DATA to false if there is
8845 an unsafe access. Do not delete the structure here.
8846 (check_cond_exprs): Delete it here instead.
8847 (check_cond_exprs, exclude_cold_structs): Do not increase
8848 I when removing a structure.
8850 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8853 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8854 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8856 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8859 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8860 a fixed vector for stack.
8862 2008-01-24 Ben Elliston <bje@au.ibm.com>
8865 * doc/gcc.texi (Software development): Add a direntry for g++.
8867 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8869 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8870 stale and straggling -fforce-addr comments above.
8872 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8874 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8875 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8877 2008-01-23 Michael Matz <matz@suse.de>
8880 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8883 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8885 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8888 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8890 * config/avr/avr.c (avr_current_arch): New variable.
8891 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8892 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8893 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8894 (avr_override_options): Init 'avr_current_arch'.
8895 (base_arch_s): Move from here...
8896 * config/avr/avr.h (base_arch_s): ... here. Add new members
8897 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8898 'mega' to 'have_jmp_call'.
8899 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8900 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8902 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8904 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8905 MULTILIB_MATCHES): (Ditto.).
8907 2008-01-23 Richard Guenther <rguenther@suse.de>
8910 * cgraphunit.c (cgraph_reset_node): Always mark the node
8911 not reachable if it is not queued already.
8913 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8915 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8916 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8917 (cputype_selected): New static variable.
8918 (bfin_handle_option): Set it if -mcpu is used.
8919 (override_option): Select default set of workarounds if no cpu type
8920 selected on the command line.
8921 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8923 From Michael Frysinger <michael.frysinger@analog.com>
8924 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8925 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8927 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8928 for bf547, bf523, bf524, and bf526.
8929 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8931 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8932 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8933 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8934 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8935 * doc/invoke.texi (Blackfin Options): Document that
8936 -mcpu now accept bf547, bf523, bf524, and bf526.
8938 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8940 PR rtl-optimization/34628
8941 * combine.c (try_combine): Stop and undo after the first combination
8942 if an autoincrement side-effect on the first insn has effectively
8945 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8948 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8949 Offset addresses are not valid for Altivec or paired float modes.
8951 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8954 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8955 if DECL_INITIAL (decl) is error_mark_node.
8958 * c-common.c (handle_vector_size_attribute): Only allow
8959 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8960 the same way as pointer, array etc. types.
8961 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8964 * tree.c (build_type_attribute_qual_variant): Call
8965 build_qualified_type if attributes are equal, but quals are not.
8967 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8970 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8971 * flags.h (warn_strict_aliasing): Remove.
8972 (warn_strict_overflow): Remove.
8973 * opts.c (warn_strict_aliasing): Remove.
8974 (warn_strict_overflow): Remove.
8975 * c-opts.c (c_common_handle_option): -Wall only sets
8976 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8977 (c_common_post_options): Give default values to -Wstrict-aliasing
8978 and -Wstrict-overflow if they are uninitialized.
8979 * common.opt (Wstrict-aliasing): Specify Var and Init.
8980 (Wstrict-overflow): Likewise.
8982 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8984 PR rtl-optimization/26854
8985 PR rtl-optimization/34400
8986 PR rtl-optimization/34884
8987 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8989 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8990 (df_rd_bb_info.expanded_lr_out): Deleted
8991 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8992 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8993 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8994 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8995 Removed code to allocate, initialize or free expanded_lr_out.
8996 (df_rd_bb_local_compute_process_def): Restructured to make more
8998 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8999 sets if the sets are being trimmed.
9001 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9004 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9005 (as_vers): Likewise.
9006 * configure: Regenerated.
9008 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9011 * tree-pass.h (pass_build_alias): New pass.
9012 * tree-ssa-alias.c (gate_build_alias): New.
9013 (pass_build_alias): New.
9014 * passes.c (init_optimization_passes): Add pass_build_alias after
9015 pass_create_structure_vars.
9017 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9019 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9020 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9021 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9022 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9023 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9024 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9025 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9026 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9027 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9028 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9029 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9030 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9031 * config/s390/s390.md (FP_ALL): New mode iterator.
9032 (_d): New mode attribute.
9033 ("*signbit<mode>2>"): Changed mode of first operand.
9034 ("isinf<mode>2"): Changed mode of first operand.
9035 ("*TDC_insn"): Adaptation for DFP modes.
9037 2008-01-22 Ben Elliston <bje@au.ibm.com>
9039 * tree.c (check_qualified_type): Improve function description.
9041 2008-01-21 Jason Merrill <jason@redhat.com>
9044 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9045 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9048 2008-01-21 DJ Delorie <dj@redhat.com>
9050 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9053 2008-01-21 Richard Guenther <rguenther@suse.de>
9056 * tree-cfg.c (verify_expr): Allow all invariant expressions
9057 instead of just constant class ones as reference argument.
9058 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9059 like any other constant.
9060 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9062 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9064 * regmove.c (fixup_match_1): Update call crossed frequencies.
9066 2008-01-21 Richard Guenther <rguenther@suse.de>
9069 * tree-inline.c (setup_one_parameter): Deal with mismatched
9070 types using a VIEW_CONVERT_EXPR.
9072 2008-01-21 Alon Dayan <alond@il.ibm.com>
9073 Olga Golovanevsky <olga@il.ibm.com>
9075 PR tree-optimization/34701
9076 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9077 when the structure size is not a power of 2.
9079 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9081 * doc/install.texi: Add doc for --enable-checking=df.
9083 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9085 PR rtl-optimization/34808
9086 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9088 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9090 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9093 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9095 PR rtl-optimization/26854
9096 PR rtl-optimization/34400
9097 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9099 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9100 (df_rd_bb_info.expanded_lr_out): New.
9101 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9102 * loop_iv.c (iv_analysis_loop_init): Ditto.
9103 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9104 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9105 Added code to allocate, initialize or free expanded_lr_out.
9106 (df_rd_bb_local_compute_process_def): Restructured to make
9107 more understandable.
9108 (df_rd_confluence_n): Add code to do nothing with fake edges and
9109 code to no apply invalidate_by_call sets if the sets are being trimmed.
9110 (df_lr_local_finalize): Renamed to df_lr_finalize.
9111 (df_live_local_finalize): Renamed to df_live_finalize.
9113 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9116 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9117 deciding whether to use reciprocal instructions.
9119 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9121 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9122 dwarf2out_note_section_used if cold_text_section is NULL.
9124 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9126 PR gcov-profile/34610
9127 * tree-cfg.c (make_edges): Mark both outgoing edges from
9128 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9129 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9130 from OMP_FOR and OMP_CONTINUE outgoing edges.
9132 * tree-profile.c (tree_profiling): Return early if
9133 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9135 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9136 from cfun to child_cfun.
9137 * function.h (struct function): Add after_tree_profile bit.
9139 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9141 * config/avr/avr.S (_exit): Disable interrupt.
9143 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9144 Steven Bosscher <stevenb.gcc@gmail.com>
9146 PR rtl-optimization/26854
9147 PR rtl-optimization/34400
9148 * df-problems.c (df_live_scratch): New scratch bitmap.
9149 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9150 (df_live_reset): Clear the proper bitmaps.
9151 (df_live_bb_local_compute): Only process the artificial defs once
9152 since the order is not important.
9153 (df_live_init): Init the df_live sets only with the variables
9154 found live by df_lr.
9155 (df_live_transfer_function): Use the df_lr sets to prune the
9156 df_live sets as they are being computed.
9157 (df_live_free): Free df_live_scratch.
9159 2008-01-18 Ian Lance Taylor <iant@google.com>
9161 * common.opt: Add fmerge-debug-strings.
9162 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9163 flag_merge_debug_strings rather than flag_merge_constants.
9164 * doc/invoke.texi (Option Summary): Mention
9165 -fmerge-debug-strings.
9166 (Debugging Options): Document -fmerge-debug-strings.
9168 2008-01-18 Ian Lance Taylor <iant@google.com>
9171 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9172 (struct tree_function_decl): Add new field operator_new_flag.
9173 * tree-inline.c (expand_call_inline): When inlining a call to
9174 operator new, force the return value to go into a variable, and
9175 set DECL_NO_TBAA_P on that variable.
9176 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9178 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9181 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9182 DWARF2_DEBUGGING_INFO.
9183 (dwarf2out_note_section_used): Ditto. Add prototype.
9184 (have_multiple_function_sections, text_section_used,
9185 cold_text_section_used, *cold_text_sections): Move declarations
9188 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9190 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9191 field and add signal_ra.
9192 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9193 assignments to frame state pc. Move end of stack check after
9194 MD_FALLBACK_FRAME_STATE_FOR.
9195 (uw_update_context_1): Use frame state signal_regs if set, instead
9196 of checking signal_frame flag.
9197 (uw_update_context): Use frame state signal_ra if set.
9198 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9199 * config/xtensa/linux-unwind.h: New file.
9201 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9203 * modulo-sched.c (get_sched_window): Fix comment typo.
9205 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9207 PR tree-optimization/34648
9208 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9210 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9212 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9213 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9215 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9217 PR rtl-optimization/34400
9218 * df-core.c (df_worklist_dataflow_overeager,
9219 df_worklist_dataflow_doublequeue): New functions.
9220 (df_worklist_dataflow): Two different worklist solvers.
9221 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9224 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9227 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9228 and ftree-parallelize-loops.
9230 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9232 PR rtl-optimization/34826
9233 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9235 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9237 * global.c (find_reg): Mark the eh regs as used if necessary.
9238 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9239 * ra.h (struct allocno): no_eh_reg field added. Changed
9240 no_stack_reg type to bitfield.
9242 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9244 * tree.c (substitute_in_expr): Add missing 'break'.
9246 2008-01-17 Richard Guenther <rguenther@suse.de>
9248 PR tree-optimization/34825
9249 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9250 x / x as division to handle.
9252 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9254 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9255 "-pthread" is specified.
9256 * pa-hpux11.h (LIB_SPEC): Likewise.
9258 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9259 Peter Bergner <bergner@vnet.ibm.com>
9261 PR rtl-optimization/33796
9262 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9264 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9266 PR libgfortran/34699
9267 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9269 * pa-hpux10.h (LINK_SPEC): Likewise.
9270 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9272 2008-01-16 Richard Guenther <rguenther@suse.de>
9275 * fold-const.c (fold_convert_const_int_from_int): Do not
9276 set overflow if that occured only because of a sign extension
9277 change when converting from/to a sizetype with the same
9278 precision and signedness.
9280 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9283 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9284 location address to the correct place. Update copyright year.
9286 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9288 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9289 no dependences in the dependence_relations vector.
9291 2008-01-16 Jan Hubicka <jh@suse.cz>
9293 PR rtl-optimization/31396
9294 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9295 * cfg.c (dump_reg_info): Print it.
9296 * regs.h (struct reg_info_t): add freq_calls_crossed.
9297 (REG_FREQ_CALLS_CROSSED): New macro.
9298 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9299 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9300 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9301 regmove_optimize): Update call crossed frequencies.
9302 * local-alloc.c (struct qty): Add freq_calls_crossed.
9303 (alloc_qty): Copute freq_calls_crossed.
9304 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9305 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9306 * ra.h (struct allocno): Add freq_calls_crossed.
9308 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9310 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9311 libgomp when compiling with ftree-parallelize-loops.
9312 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9314 2008-01-16 Richard Guenther <rguenther@suse.de>
9316 PR tree-optimization/34769
9317 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9318 * tree.c (int_cst_value): Instead make this function more
9319 permissive in what it accepts as valid input. Document this
9320 function always sign-extends the value.
9322 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9323 Richard Guenther <rguenther@suse.de>
9326 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9327 (gimple_fold_indirect_ref_rhs): ... this.
9328 (gimple_fold_indirect_ref): New function with foldings
9329 that preserve lvalueness.
9330 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9331 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9332 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9333 to fold an INDIRECT_REF, fall back to the old use of
9334 fold_indirect_ref_1.
9336 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9338 * tree-data-ref.c (subscript_dependence_tester_1): Call
9339 free_conflict_function.
9340 (compute_self_dependence): Same.
9342 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9345 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9346 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9348 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9349 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9350 for DWARF2_UNWIND_INFO targets.
9352 2008-01-16 Richard Guenther <rguenther@suse.de>
9355 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9356 type qualifiers for function types.
9358 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9360 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9361 loop_iterator li from previous commit.
9363 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9365 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9367 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9369 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9370 (parallelize_loops): Don't parallelize irreducible components.
9372 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9375 * c-opts (c_common_post_options): Do not enable CPP
9376 flag_pedantic_errors by default.
9378 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9380 PR rtl-optimization/31944
9381 * cse.c (remove_pseudo_from_table): New function.
9382 (merge_equiv_classes): Use above function to remove pseudo-registers.
9383 (invalidate): Likewise.
9385 2008-01-13 Richard Guenther <rguenther@suse.de>
9388 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9389 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9391 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9393 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9394 validate_change to unshare the source of the PC set.
9396 2008-01-12 Jan Hubicka <jh@suse.cz>
9399 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9400 references above array bounds. This might trigger bounds checks for
9403 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9405 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9406 new_replaceable_dependencies.
9408 2008-01-12 Doug Kwan <dougkwan@google.com>
9410 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9411 instead of OPT_Wreturn_type in warning due to ignored return type
9413 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9414 options included in -Wextra.
9415 * c.opt: New option -Wignored_qualifiers.
9416 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9417 -Wignore_qualifiers.
9418 (-Wignored-qualifiers): Document.
9419 (-Wreturn-type): Remove description of functionality now handled
9420 by -Wignored-qualifiers.
9422 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9425 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9426 NOP_EXPR if it is between integral types with the same precision.
9428 2008-01-12 Jan Hubicka <jh@suse.cz>
9431 * invoke.texi (max-inline-recursive-depth): Fix default value.
9433 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9435 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9438 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9440 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9442 2008-01-11 James E. Wilson <wilson@specifix.com>
9445 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
9447 2008-01-11 Anatoly Sokolov <aesok@post.ru>
9449 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
9450 save/restore frame pointer register and don't use 'call-prologues'
9451 optimization in function with "OS_task" attribute.
9453 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
9456 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
9457 when copying to memory.
9459 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
9461 PR rtl-optimization/30905
9462 * cfgcleanup.c: Include dce.h
9463 (crossjumps_occured): New global variable.
9464 (try_crossjump_bb): Exit loop after finding a fallthru edge.
9465 If something changed, set crossjumps_occured to true.
9466 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
9467 Don't add/remove fake edges to exit here...
9468 (cleanup_cfg): ...but do it here, when crossjumping.
9469 Run a fast DCE when successful crossjumps occured in the latest
9470 iteration of try_optimize_cfg.
9472 2008-01-11 Richard Guenther <rguenther@suse.de>
9474 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
9475 (struct vn_unary_op_s): Likewise.
9476 (vn_reference_insert): Free old reference on hash collision.
9478 2008-01-10 Raksit Ashok <raksit@google.com>
9480 PR rtl-optimization/27971
9481 * combine.c (find_split_point): Split PLUS expressions which are
9482 inside a MEM rtx, and whose first operand is complex.
9484 2008-01-10 DJ Delorie <dj@redhat.com>
9486 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9487 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9488 (m32c_hard_regno_ok): Call the underlying function.
9490 2008-01-10 Richard Guenther <rguenther@suse.de>
9493 * tree-cfg.c (tree_merge_blocks): Do not go through the
9494 full-blown folding and stmt updating path if we just deal
9495 with virtual operands.
9496 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9497 test for abnormal SSA_NAMEs.
9499 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9502 * reload.c (push_reload): Add assertions. All constants from
9503 reg_equiv_constant should have been used for replacing the respective
9505 (find_reloads_address): Invoke find_reloads_address_part for
9506 constant taken from the reg_equiv_constant array.
9508 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9510 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9511 field (valnum) the first in the struct. Replace bools with
9514 2008-01-10 Richard Guenther <rguenther@suse.de>
9516 PR tree-optimization/34651
9517 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9518 types and ordering for masking and converting.
9520 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9522 PR tree-optimization/34017
9523 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9524 also for PHI_NODE expressions.
9526 2008-01-09 Jan Hubicka <jh@suse.cz>
9528 PR tree-optimization/34708
9529 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9530 based on number of case labels.
9531 (init_inline_once): Remove switch_cost.
9532 * tree-inline.h (eni_weights_d): Remove switch_cost.
9534 2008-01-09 Richard Guenther <rguenther@suse.de>
9535 Andrew Pinski <andrew_pinski@playstation.sony.com>
9538 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9539 temporary if an rvalue is ok or an lvalue is not required.
9541 2008-01-09 Richard Guenther <rguenther@suse.de>
9544 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9547 2008-01-09 Richard Guenther <rguenther@suse.de>
9550 * tree.c (host_integerp): Check for sizetype only if the
9551 type is an integer type.
9553 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9556 * opts.c (decode_options): Disable inlining of functions called
9557 once if not in unit-at-a-time mode.
9559 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9561 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9563 2008-01-08 Richard Guenther <rguenther@suse.de>
9566 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9567 out early if the result will be unused.
9569 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9574 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9575 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9578 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9580 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9581 for vectorization tuned.
9583 2008-01-08 Richard Guenther <rguenther@suse.de>
9585 PR tree-optimization/34683
9586 * tree-ssa-operands.c (operand_build_cmp): Export.
9587 * tree-ssa-operands.h (operand_build_cmp): Declare.
9588 * tree-vn.c (vuses_compare): Remove.
9589 (sort_vuses): Use operand_build_cmp.
9590 (sort_vuses_heap): Likewise.
9591 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9592 to re-use old VEC if available. Do not sort already sorted VUSEs.
9593 (vdefs_to_vec): Do not sort already sorted VDEFs.
9595 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9598 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9600 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9603 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9604 limitations of reciprocal sequences on x86 targets.
9606 2008-01-08 Richard Guenther <rguenther@suse.de>
9608 PR tree-optimization/34683
9609 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9611 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9614 * config/darwin.c (darwin_mergeable_string_section): Don't use
9615 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9617 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9620 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9621 negxf2. Macroize expander using X87MODEF mode iterator. Change
9622 predicates of op0 and op1 to register_operand.
9623 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9624 expander using X87MODEF mode iterator. Change predicates of
9625 op0 and op1 to register_operand.
9626 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9627 corresponding patterns and macroize using MODEF macro. Change
9628 predicates of op0 and op1 to register_operand and remove
9629 "m" constraint. Disparage "r" alternative with "!".
9630 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9631 macroize using X87MODEF macro. Change predicates of op0 and op1
9632 to register_operand and remove "m" constraint. Disparage "r"
9633 alternative with "!".
9634 (absneg splitter with memory operands): Remove.
9635 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9636 patterns and macroize using X87MODEF mode iterator.
9637 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9638 Change predicate of op1 to register_operand.
9639 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9640 for memory operands.
9642 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9644 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9646 2008-01-07 Richard Guenther <rguenther@suse.de>
9648 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9651 2008-01-07 Richard Guenther <rguenther@suse.de>
9653 PR tree-optimization/34683
9654 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9655 VOPs of the needed size to save memory. Use VEC_quick_push
9656 to save compile-time.
9657 (vdefs_to_vec): Likewise.
9659 2008-01-07 Sa Liu <saliu@de.ibm.com>
9661 * config/spu/spu.md (divdf3): Genetate inline code for double
9662 division. The implementation doesn't handle INF or NAN, therefore it
9663 only applies when -ffinite-math-only is given.
9665 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9668 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9669 * doc/cpp.texi ([Common Predefined Macros]): Document.
9671 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9673 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9674 order to use commutative addition instead of subtraction.
9676 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9677 Mircea Namolaru <namolaru@il.ibm.com>
9678 Vladimir Yanovsky <yanov@il.ibm.com>
9679 Revital Eres <eres@il.ibm.com>
9681 PR tree-optimization/34263
9682 * tree-outof-ssa.c (process_single_block_loop_latch,
9683 contains_tree_r): New functions.
9684 (analyze_edges_for_bb): Call process_single_block_loop_latch
9685 function to empty single-basic-block latch block if possible.
9687 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9689 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9691 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9693 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9695 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9697 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9699 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9701 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9703 PR tree-optimization/34618
9704 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9707 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9710 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9711 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9712 Update copyright year.
9714 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9715 Update copyright year.
9716 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9719 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9721 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9722 edge does not point to current bb before changing need_assert.
9724 2008-01-04 Richard Guenther <rguenther@suse.de>
9727 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9728 for verifying purposes if they are is_gimple_min_invariant.
9730 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9732 PR tree-optimization/34448
9733 PR tree-optimization/34465
9734 * gimplify.c (gimplify_init_constructor): Add new parameter
9735 notify_temp_creation. Use it.
9736 (gimplify_modify_expr_rhs): Take volatiles into account when
9737 optimizing constructors.
9738 Do not optimize constructors if gimplify_init_constructor will dump to
9740 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9741 * gcc.c-torture/compile/pr34448.c: New.
9743 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9745 PR gcov-profile/34609
9746 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9747 return_slot if result is TREE_ADDRESSABLE.
9749 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9751 * config/mips/mips.md (sqrt_condition): Tweak comment.
9752 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9754 2008-01-03 Tom Tromey <tromey@redhat.com>
9757 * c-common.c (c_type_hash): Handle VLAs.
9759 2008-01-03 Jan Hubicka <jh@suse.cz>
9761 PR tree-optimization/31081
9762 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9763 0 when inlining and not inlining to first basic block.
9764 (remap_decl): When var is initialized to 0, don't set default_def.
9765 (expand_call_inline): Set entry_bb.
9766 * tree-inline.h (copy_body_data): Add entry_bb.
9768 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9771 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9774 PR tree-optimization/29484
9775 * tree-inline.c (inline_forbidden_p_2): New function.
9776 (inline_forbidden_p): Disallow inlining if some static var
9777 has an address of a local LABEL_DECL in its initializer.
9778 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9781 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9783 PR tree-optimization/34635
9784 * tree-data-ref.c (add_other_self_distances): Make sure that the
9785 evolution step is constant.
9787 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9790 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9792 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9794 * tree-sra.c (scalarize_init): Insert the generate_element_init
9795 statements after the generate_element_zero statements.
9797 2008-01-02 Richard Guenther <rguenther@suse.de>
9801 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9802 for very large number of operands instead of ICEing.
9804 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9807 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9808 while stack probing.
9810 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9812 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9815 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9818 * tree-mudflap.c (mx_register_decls): Guard warning by
9819 !DECL_ARTIFICIAL check.
9821 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9823 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9824 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9825 sse5_perm<mode>): Fix constraints.