1 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
3 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
5 From Jie Zhang <jie.zhang@analog.com>
6 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
8 mcpu=bf561-none and mcpu=bf561-0.2.
9 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
11 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
13 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
15 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for
17 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
19 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
20 (cputype_selected): Remove.
21 (bfin_handle_option): Don't use cputype_selected.
22 (override_options): When no mcpu option, enable all workarounds.
23 Don't use bfin_workarounds.
24 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
26 (DEFAULT_CPU_TYPE): Don't define.
28 2008-05-16 Richard Guenther <rguenther@suse.de>
30 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
31 on deletion of the last stmt.
33 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
35 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
36 V8HImode for SSE2 and V16QImode for SSE4.1.
38 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
40 * cgraph.h (compute_inline_parameters): Made public.
41 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
42 variable_generate_summary, function_write_summary,
43 variable_write_summary, variable_read_summary. Added
44 generate_summary, write_summary, read_summary.
45 * cgraphunit.c (cgraph_process_new_functions): Changed call from
46 pass_ipa_inline.function_generate_summary, to
47 compute_inline_parameters.
48 * ipa-inline.c (compute_inline_parameters): Made public and added
50 (compute_inline_parameters_for_current): New function.
51 (pass_inline_param): Now calls
52 compute_inline_parameters_for_current.
53 (inline_generate_summary): Removed parameter and made to loop over
55 (pass_ipa_inline): Updated for new IPA_PASS structure.
56 * passes.c (execute_ipa_summary_passes): Now is called once per
57 pass rather than once per node*pass.
59 2008-05-15 Anatoly Sokolov <aesok@post.ru>
61 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
62 avr_have_mul_p, avr_asm_only_p): Remove variables.
63 (avr_override_options): Remove initialization of removed variables.
64 (avr_file_start): Convert removed variables to fields of
65 'struct base_arch_s *avr_current_arch'.
66 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
67 (AVR_HAVE_MUL): (Ditto.).
68 (AVR_HAVE_MOVW): (Ditto.).
69 (AVR_HAVE_LPMX): (Ditto.).
70 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
71 avr_asm_only_p): Remove declaration.
73 2008-05-15 Diego Novillo <dnovillo@google.com>
75 * config/arm/arm.c (arm_return_in_memory): Fix return
77 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
79 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
82 * combine.c (check_conversion): Rename back to check_promoted_subreg.
83 Don't call record_truncated_value from here.
84 (record_truncated_value): Turn it into a for_each_rtx callback.
85 (record_truncated_values): New function.
86 (combine_instructions): Call note_uses with
87 record_truncated_values. Change name of check_conversion to
88 check_promoted_subreg.
90 2008-05-15 Janis Johnson <janis187@us.ibm.com>
92 * doc/sourcebuild.texi: Document support for torture tests.
94 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
96 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
97 to alternative 4 of operand 2.
99 2008-05-15 Richard Guenther <rguenther@suse.de>
101 * tree-pass.h (current_pass): Declare.
102 (get_pass_for_id): Likewise.
103 * passes.c (passes_by_id, passes_by_id_size): New globals.
104 (set_pass_for_id): New function.
105 (get_pass_for_id): Likewise.
106 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
107 (execute_function_todo): Flush per function statistics.
108 * toplev.c (compile_file): Init statistics.
109 (general_init): Do early statistics initialization.
110 (finalize): Finish statistics.
111 * statistics.h (statistics_early_init): Declare.
112 (statistics_init): Likewise.
113 (statistics_fini): Likewise.
114 (statistics_fini_pass): Likewise.
115 (statistics_counter_event): Likewise.
116 (statistics_histogram_event): Likewise.
117 * statistics.c: New file.
118 * Makefile.in (OBJS-common): Add statistics.o.
119 (statistics.o): Add dependencies.
120 * doc/invoke.texi (-fdump-statistics): Document.
122 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
124 (execute_pre): Use statistics_counter_event.
125 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
126 (substitute_and_fold): Increment it. Use statistics_counter_event.
128 2008-05-15 Diego Novillo <dnovillo@google.com>
130 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
132 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
133 * tree-ssa-alias.c (new_type_alias): Remove references to
134 sub-variables from comment.
135 * tree-ssa-operands.c (swap_tree_operands): Likewise.
137 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
139 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
140 attribute to 1 only for insertps alternative.
142 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
144 * config/bfin/bfin.md (loadbytes): New pattern.
145 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
146 (bfin_init_builtins): Initialize it.
147 (bdesc_1arg): Add it.
149 2008-05-15 Sa Liu <saliu@de.ibm.com>
151 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
152 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
153 * testsuite/lib/target-supports.exp: Add
154 check_effective_target_fortran_integer_16.
156 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
158 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
159 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
160 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
161 (TARGET_RETURN_IN_MEMORY): Define.
163 2008-05-15 Richard Guenther <rguenther@suse.de>
166 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
167 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
168 represent unmodifiable vars.
170 2008-05-15 Richard Guenther <rguenther@suse.de>
172 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
173 INDIRECT_REF and TARGET_MEM_REF.
174 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
177 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
178 H.J. Lu <hongjiu.lu@intel.com>
180 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
181 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
182 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
183 insn alternatives. Add missing alternatives.
184 (*vec_concatv2di_rex64_sse4_1): Likewise.
185 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
186 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
189 2008-05-15 Richard Guenther <rguenther@suse.de>
191 PR tree-optimization/36009
192 PR tree-optimization/36204
193 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
194 (determine_invariantness_stmt): Record the loop a store is
196 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
199 2008-05-15 Richard Guenther <rguenther@suse.de>
201 PR tree-optimization/34330
202 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
203 through the pointer will alias the SMT.
205 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
207 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
209 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
211 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
213 2008-05-14 Michael Meissner <michael.meissner@amd.com>
214 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
216 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
217 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
218 (vashl_optab): New optab for vector/vector shifts.
219 (vashr_optab): Ditto.
220 (vlshr_optab): Ditto.
221 (vrotl_optab): Ditto.
222 (vrotr_optab): Ditto.
223 (optab_subtype): New enum for optab_for_tree_code call.
224 (optab_for_tree_code): Add enum optab_subtype argument.
226 * optabs.c (optab_for_tree_code): Take an additional argument to
227 distinguish between a vector shift by a scalar and vector shift by
228 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
229 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
230 vector shift by a vector.
231 (expand_widen_pattern_expr): Pass additional argument to
234 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
235 vrotl_optab, vrotr_optab.
237 * expr.c (expand_expr_real_1): Update calls to
238 optab_for_tree_code to distinguish between vector shifted by a
239 scalar and vector shifted by a vector.
240 * tree-vectorizer.c (supportable_widening_operation): Ditto.
241 (supportable_narrowing_operation): Ditto.
242 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
243 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
244 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
245 (vect_create_epilog_for_reduction): Ditto.
246 (vectorizable_reduction): Ditto.
247 (vectorizable_operation): Ditto.
248 (vect_strided_store_supported): Ditto.
249 (vect_strided_load_supported): Ditto.
250 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
251 * expmed.c (expand_shift): Ditto.
253 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
255 (ashr@var{m}3): Ditto.
256 (vashl@var{m}3): Document new vector/vector shift standard name.
257 (vashr@var{m}3): Ditto.
258 (vlshr@var{m}3): Ditto.
259 (vrotl@var{m}3): Ditto.
260 (vrotr@var{m}3): Ditto.
262 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
263 (PPERM_INVERT): Ditto.
264 (PPERM_REVERSE): Ditto.
265 (PPERM_REV_INV): Ditto.
269 (PPERM_INV_SIGN): Ditto.
273 * config/i386/sse.md (mulv2di3): Add SSE5 support.
274 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
275 allows a memory operand to be the value being added, and split it
276 to improve vectorization.
277 (sse5_pmacsdqh_mem): Ditto.
278 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
279 (sse5_mulv2div2di3_high): Ditto.
280 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
281 (vec_pack_trunc_v4si): Ditto.
282 (vec_pack_trunc_v2di): Ditto.
283 (sse5_pcmov_<mode>): Remove code that tried to use use
284 andps/andnps instead of pcmov.
285 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
286 pmacsdqh instructions.
287 (vec_widen_smult_lo_v4si): Ditto.
289 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
290 (PPERM_INVERT): Ditto.
291 (PPERM_REVERSE): Ditto.
292 (PPERM_REV_INV): Ditto.
296 (PPERM_INV_SIGN): Ditto.
299 (ix86_expand_sse_movcc): Move the SSE5 test after the if
301 (ix86_expand_int_vcond): If SSE5 generate all possible integer
303 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
304 says ignore whether the last reference is a memory operand.
306 2008-05-14 Michael Meissner <michael.meissner@amd.com>
307 Paolo Bonzini <bonzini at gnu dot org>
309 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
312 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
313 (vlshr<mode>3): Rename from vlshr<mode>3.
314 (vashr<mode>3): Rename from vashr<mode>3.
315 (mulv4sf3): Change the names of vector shift patterns.
319 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
322 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
347 * config/spu/spu.md (v): New iterator macro to add v for vector types.
348 (floatunssidf2_internal): Change vector/vector shift names.
349 (floatunsdidf2_internal): Ditto.
356 (vashl<mode>3): Rename from ashl<mode>3.
357 (vashr<mode>3): Rename from ashr<mode>3.
358 (vlshr<mode>3): Rename from lshr<mode>3.
359 (vrotl<mode>3): Rename from rotl<mode>3.
361 2008-05-14 Michael Meissner <michael.meissner@amd.com>
364 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
365 multiply gives the wrong value when doing widening multiplies.
366 (vec_widen_smult_lo_v4si): Ditto.
368 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
370 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
371 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
372 emit_library_call_value.
373 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
374 * tree.h (ECF_LIBCALL_BLOCK): Removed.
375 * calls.c (initialize_argument_information, precompute_arguments,
376 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
377 (precompute_arguments): Removed flags parameter.
378 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
380 2008-05-14 Richard Guenther <rguenther@suse.de>
382 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
383 Make sure to register the store if the use is a PHI_NODE.
385 2008-05-14 Olivier Hainque <hainque@adacore.com>
387 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
388 memory if the component is to be referenced in BLKmode according
389 to get_inner_reference.
391 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
393 * calls.c (emit_library_call_value_1): Restore code clearing
394 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
396 2008-05-14 Olivier Hainque <hainque@adacore.com>
397 Nicolas Roche <roche@adacore.com>
399 * configure.ac: Add support for a "gcc_subdir" variable in
400 config-lang.in, to denote a subdirectory where the language/GCC
401 integration files are to be found.
402 * configure: Regenerate.
404 2008-05-14 Ira Rosen <irar@il.ibm.com>
406 PR tree-optimization/36098
407 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
408 value for the first load in the group in case of a gap.
409 (vect_build_slp_tree): Check that there are no gaps in loads.
411 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
413 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
414 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
415 expand_copysign_bit, ): Change call to emit_no_conflict_block to
416 emit_insn and remove unneeded code to construct extra args.
417 (emit_no_conflict_block): Removed.
418 * optabls.h: (emit_no_conflict_block): Removed.
419 * cse.c (cse_extended_basic_block): Remove search for
420 REG_NO_CONFLICT note.
421 * global.c: Removed incorrect comment added in revision 117.
422 * expr.c (convert_move): Change call to emit_no_conflict_block to
424 * recog.c: Change comments so that they do not mention
426 * local_alloc.c (combine_regs): Removed last parameter.
427 (no_conflict_p): Removed.
428 (block_alloc): Removed note, no_conflict_combined_regno and set
429 local vars. Removed all code to process REG_NO_CONFLICT blocks.
430 (combine_regs): Removed already_dead and code to look for
431 REG_NO_CONFLICT notes.
432 * lower_subreg (remove_retval_note): Removed code to look for
433 REG_NO_CONFLICT block.
434 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
435 (resolve_clobber): Remove code to process libcalls that have
436 REG_NO_CONFLICT notes.
437 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
439 * combine.c (can_combine_p, distribute_notes): Removed
440 REG_NO_CONFLICT case.
441 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
443 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
444 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
446 * reg-notes.def (NO_CONFLICT): Removed.
448 2008-05-14 David S. Miller <davem@davemloft.net>
450 * config/sparc/sparc.c (sparc_profile_hook): If
451 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
452 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
453 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
455 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
457 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
459 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
462 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
463 and op1 expansion before vector concat to have less live pseudos.
465 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
467 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
468 ix86_expand_vector_set if supported.
470 2008-05-13 Diego Novillo <dnovillo@google.com>
471 Kenneth Zadeck <zadeck@naturalbridge.com>
473 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
475 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
476 phinodes_print_statistics, init_ssanames, fini_ssanames,
477 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
478 release_ssa_name, release_defs, replace_ssa_name_symbol,
479 ssanames_print_statistics): Move ...
480 * tree-flow.h: ... here.
481 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
482 Use FN instead of cfun.
483 (make_ssa_name_fn): Rename from make_ssa_name.
484 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
485 * tree-flow-inline.h (make_ssa_name): Move from
486 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
487 * omp-low.c (expand_omp_parallel):
488 * tree-flow-inline.h (redirect_edge_var_map_result):
489 * tree-ssa.c (init_tree_ssa): Add argument FN.
490 Use it instead of cfun. Update all users.
492 2008-05-13 Tom Tromey <tromey@redhat.com>
494 PR preprocessor/22168:
495 * doc/cpp.texi (Top): Update menu.
496 (Alternatives to Wrapper #ifndef): New node.
497 (Other Directives): Document deprecation.
498 (Obsolete Features): Remove menu.
499 (Assertions): Merge node into Obsolete Features.
500 (Obsolete once-only headers): Move earlier; rename to Alternatives
502 * doc/cppopts.texi: Update.
503 * c.opt (Wdeprecated): Enable for C and ObjC.
504 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
505 (C++ Dialect Options): Move -Wno-deprecated from here to...
506 (Warning Options): ... here.
508 2008-05-13 Richard Guenther <rguenther@suse.de>
511 * fold-const.c (fold_sign_changed_comparison): Do not allow
512 changes in pointer-ness.
514 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
517 * config/sh/sh.c (sh_expand_prologue): Don't clear
518 RTX_FRAME_RELATED_P for push insns.
520 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
522 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
524 2008-05-12 Anatoly Sokolov <aesok@post.ru>
526 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
527 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
528 Use 'machine->is_leaf' instead of 'leaf_func_p'.
530 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
532 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
533 (*vec_concatv4sf_sse): This.
534 (*sse2_concatv2si): Renamed to ...
535 (*vec_concatv2si_sse2): This.
536 (*sse1_concatv2si): Renamed to ...
537 (*vec_concatv2si_sse): This.
538 (*vec_concatv2di_rex): Renamed to ...
539 (*vec_concatv2di_rex64): This.
540 (*vec_concatv2si_sse4_1): New.
541 (*vec_concatv2di_rex64_sse4_1): Likewise.
543 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
545 PR rtl-optimization/36111
546 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
547 that was created for swappable operands.
549 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
552 * Makefile.in: Substitute GNATMAKE and GNATBIND.
553 * configure.ac: Add call to ACX_PROG_GNAT.
555 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
557 * optc-gen.awk: Fix comment typo.
559 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
561 * pretty-print.c (pp_integer_with_precision): Use
562 HOST_LONG_LONG_FORMAT.
564 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
566 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
568 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
570 * config/i386/i386.c (bdesc_ptest): Removed.
571 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
572 (bdesc_args): Add __builtin_ia32_ptestz128,
573 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
574 (ix86_init_mmx_sse_builtins): Updated.
575 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
576 (ix86_expand_builtin): Updated.
578 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
580 * tree-cfg.c (valid_fixed_convert_types_p): New function.
581 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
583 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
585 * value-prof.c (interesting_stringop_to_profile): Do not
586 return early for BUILT_IN_MEMPCPY.
588 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
590 * calls.c (expand_call): Don't use callgraph to increase
591 preferred_stack_boundary.
593 * cgraph.h (cgraph_rtl_info): Use unsigned on
594 preferred_incoming_stack_boundary.
596 * final.c (rest_of_clean_state): Use unsigned on
597 preferred_stack_boundary.
599 2008-05-09 Tom Tromey <tromey@redhat.com>
601 PR preprocessor/22231:
602 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
605 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
607 PR tree-optimization/36129
608 * tree-ssa-ccp.c: Include value-prof.h.
609 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
610 built-in function was folded to a constant.
611 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
613 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
614 Sebastian Pop <sebastian.pop@amd.com>
616 * tree-scalar-evolution.c: Document instantiate_scev.
617 (instantiate_parameters_1): Renamed instantiate_scev_1.
618 Don't use the same loop for instantiation_loop and evolution_loop.
619 (instantiate_scev): New.
620 (instantiate_parameters): Moved...
621 (resolve_mixers): Update call to instantiate_scev_1 to pass the
622 same loop twice. Maintains the semantics for this function.
623 * tree-scalar-evolution.h (instantiate_scev): Declare.
624 (instantiate_parameters): ...here. Now static inline.
625 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
626 instead of resolve_mixers.
628 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
630 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
632 2008-05-09 Tomas Bily <tbily@suse.cz>
634 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
635 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
636 * tree-ssa-structalias.c (get_constraint_for): Likewise.
637 * c-common.c (c_common_truthvalue_conversion): Likewise.
638 * tree-object-size.c (compute_object_offset): Likewise.
639 * tree-inline.c (estimate_num_insns_1): Likewise.
640 * varasm.c (const_hash_1, compare_constant, copy_constant)
641 (compute_reloc_for_constant, output_addressed_constants)
642 (initializer_constant_valid_p): Likewise.
643 * c-omp.c (check_omp_for_incr_expr): Likewise.
644 * gimplify.c (gimplify_expr): Likewise.
645 * c-typeck.c (c_finish_return): Likewise.
646 * tree-vectorizer.c (supportable_widening_operation)
647 (supportable_narrowing_operation): Likewise.
648 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
649 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
650 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
651 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
652 (descr_info_loc): Likewise.
653 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
654 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
655 (fold_unary): Likewise.
656 * builtins.c (get_pointer_alignment): Likewise.
657 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
658 (instantiate_parameters_1): Likewise.
659 * tree.c (expr_align, stabilize_reference): Likewise.
660 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
661 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
662 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
663 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
664 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
665 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
667 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
668 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
669 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
670 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
671 (forward_propagate_comparison)
672 (tree_ssa_forward_propagate_single_use_vars): Likewise.
673 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
674 * emit-rtl.c (component_ref_for_mem_expr)
675 (set_mem_attributes_minus_bitpos): Likewise.
676 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
677 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
679 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
680 (build_function_call, pointer_diff, build_compound_expr)
681 (c_finish_return): Likewise.
682 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
683 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
685 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
686 * expr.c (is_aligning_offset): Likewise.
687 * tree-ssa-alias.c (is_escape_site): Likewise.
688 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
689 (check_all_va_list_escapes): Likewise.
690 * tree-ssa-loop-ivopts.c (determine_base_object)
691 (determine_common_wider_type): Likewise.
692 * dojump.c (do_jump): Likewise.
693 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
694 * tree-gimple.c (is_gimple_cast): Likewise.
695 * fold-const.c (decode_field_reference, )
696 (fold_sign_changed_comparison, fold_unary, fold_comparison)
697 (fold_binary): Likewise.
698 * tree-ssa-alias-warnings.c (find_alias_site_helper)
699 (already_warned_in_frontend_p): Likewise.
700 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
701 * tree.c (really_constant_p, get_unwidened): Likewise.
702 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
703 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
704 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
706 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
708 (CONVERT_EXPR_P): Define.
709 (CASE_CONVERT): Define.
711 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
714 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
715 (delete_unmarked_insns): When deleting a call, call
716 delete_unreachable_blocks.
717 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
718 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
720 2008-05-08 Richard Guenther <rguenther@suse.de>
722 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
723 (-ftree-salias): Likewise.
724 (salias-max-implicit-fields): Remove param documentation.
725 (salias-max-array-elements): Likewise.
726 * tree-pass.h (pass_create_structure_vars): Remove.
727 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
728 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
729 * tree-ssa-alias.c (create_structure_vars): Remove.
730 (gate_structure_vars): Likewise.
731 (pass_create_structure_vars): Likewise.
732 (gate_build_alias): Likewise.
733 (pass_build_alias): Adjust to run always and dump the function.
734 * common.opt (ftree-salias): Hide.
735 * passes.c (init_optimization_passes): Remove
736 pass_create_structure_vars, adjust comment.
737 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
738 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
739 * opts.c (decode_options): Do not set flag_tree_salias.
740 (common_handle_option): Add OPT_ftree_salias to the backward
741 compatibility section.
743 2008-05-08 Richard Guenther <rguenther@suse.de>
745 * tree-flow-inline.h (var_can_have_subvars): Move ...
746 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
747 * tree-flow.h (var_can_have_subvars): Remove.
748 (push_fields_onto_fieldstack): Remove.
749 (sort_fieldstack): Likewise.
750 (struct fieldoff): Move ...
751 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
752 alias_set and base_for_components fields.
753 (sort_fieldstack): Make static.
754 (push_fields_onto_fieldstack): Likewise. Remove code that
755 handles anything but RECORD_TYPEs. Remove alias_set and
756 base_for_components handling.
757 (create_variable_info_for): Adjust.
759 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
761 * common.opt (Wframe-larger-than=): Shorten the help message
763 * doc/invoke.texi (Wframe-larger-than=): Add more description.
765 2008-05-08 Rafael Espindola <espindola@google.com>
767 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
769 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
770 trap and that both operands are gimple values.
771 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
772 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
775 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
777 * read-rtl.c (join_c_conditions): Return the first string if the
778 two strings are equal.
780 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
782 * gensupport.h (pred_data): Add a "num_codes" field.
783 (add_predicate_code): Declare.
784 * gensupport.c (add_predicate_code): New function.
785 (std_pred_table): Add an "allows_const_p" field.
786 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
787 Remove the (incomplete) list of such codes from the codes field.
788 (init_predicate_table): Use add_predicate_code. Add all
789 RTX_CONST_OBJs if allows_const_p is true.
790 * genrecog.c (process_define_predicate): Use add_predicate_code.
792 2008-05-08 David Daney <ddaney@avtrex.com>
793 Richard Sandiford <rsandifo@nildram.co.uk>
795 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
796 special case of constant zero operands.
797 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
798 old and new values. Special case constant zero values.
799 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
801 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
802 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
804 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
807 * simplify-rtx.c (simplify_plus_minus): Create CONST of
808 similar RTX_CONST_OBJ before CONST_INT.
810 2008-05-08 Steve Ellcey <sje@cup.hp.com>
812 * stmt.c (expand_stack_restore): Change sa mode if needed.
814 2008-05-08 Richard Guenther <rguenther@suse.de>
816 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
818 (ix86_sol10_return_in_memory): Likewise.
819 (ix86_i386elf_return_in_memory): Likewise.
820 (ix86_i386interix_return_in_memory): Likewise.
821 * config/i386/i386.c (ix86_return_in_memory): Likewise.
822 (ix86_sol10_return_in_memory): Likewise.
823 (ix86_i386elf_return_in_memory): Likewise.
824 (ix86_i386interix_return_in_memory): Likewise.
826 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
829 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
831 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
832 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
835 2008-05-08 Richard Guenther <rguenther@suse.de>
837 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
838 * tree-data-ref.h (struct dr_alias): Remove subvars field.
839 (DR_SUBVARS): Remove.
840 * tree-dfa.c (dump_subvars_for): Remove.
841 (debug_subvars_for): Likewise.
842 (dump_variable): Do not dump subvars.
843 (remove_referenced_var): Do not remove subvars.
844 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
845 (lookup_subvars_for_var): Remove.
846 (get_subvars_for_var): Likewise.
847 (get_subvars_at): Likewise.
848 (get_first_overlapping_subvar): Likewise.
849 (overlap_subvar): Likewise.
850 * tree-flow.h (subvar_t): Remove.
851 (struct var_ann_d): Remove subvars field.
852 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
853 argument. Remove special handling of SFTs.
854 (compute_tag_properties): Likewise.
855 (set_initial_properties): Likewise.
856 (compute_call_clobbered): Likewise.
857 (count_mem_refs): Likewise.
858 (compute_memory_partitions): Likewise.
859 (compute_flow_insensitive_aliasing): Likewise.
860 (setup_pointers_and_addressables): Likewise.
861 (new_type_alias): Likewise.
862 (struct used_part): Remove.
863 (used_portions): Likewise.
864 (struct used_part_map): Likewise.
865 (used_part_map_eq): Likewise.
866 (used_part_map_hash): Likewise.
867 (free_used_part_map): Likewise.
868 (up_lookup): Likewise.
869 (up_insert): Likewise.
870 (get_or_create_used_part_for): Likewise.
871 (create_sft): Likewise.
872 (create_overlap_variables_for): Likewise.
873 (find_used_portions): Likewise.
874 (create_structure_vars): Likewise.
875 * tree.def (STRUCT_FIELD_TAG): Remove.
876 * tree.h (MTAG_P): Adjust.
877 (struct tree_memory_tag): Remove base_for_components and
878 unpartitionable flags.
879 (struct tree_struct_field_tag): Remove.
880 (SFT_PARENT_VAR): Likewise.
881 (SFT_OFFSET): Likewise.
882 (SFT_SIZE): Likewise.
883 (SFT_NONADDRESSABLE_P): Likewise.
884 (SFT_ALIAS_SET): Likewise.
885 (SFT_UNPARTITIONABLE_P): Likewise.
886 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
887 (union tree_node): Remove sft field.
888 * alias.c (get_alias_set): Remove special handling of SFTs.
889 * print-tree.c (print_node): Remove handling of SFTs.
890 * tree-dump.c (dequeue_and_dump): Likewise.
891 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
892 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
893 * tree-predcom.c (set_alias_info): Do not set subvars.
894 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
895 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
896 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
897 (add_vars_for_offset): Remove.
898 (add_virtual_operand): Remove special handling of SFTs.
899 (add_call_clobber_ops): Likewise.
900 (add_call_read_ops): Likewise.
901 (get_asm_expr_operands): Likewise.
902 (get_modify_stmt_operands): Likewise.
903 (get_expr_operands): Likewise.
904 (add_to_addressable_set): Likewise.
905 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
906 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
907 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
908 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
909 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
910 (tree_node_structure): Likewise.
911 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
913 (find_what_p_points_to): Likewise.
915 2008-05-08 Sa Liu <saliu@de.ibm.com>
917 * config/spu/spu.md: Fixed subti3 pattern.
919 2008-05-08 Richard Guenther <rguenther@suse.de>
922 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
923 sure to create a representative for trailing arrays for PTA.
925 2008-05-08 Richard Guenther <rguenther@suse.de>
928 * fold-const.c (operand_equal_p): Two objects which types
929 differ in pointerness are not equal.
931 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
933 * calls.c (compute_argument_block_size): Add argument tree fndecl.
934 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
935 (emit_library_call_value_1): Add new variable fndecl initialized by
936 NULL_TREE. It should be the decl type of orgfun, but this information
937 seems not to be available here, so it uses the default calling abi.
938 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
939 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
940 by TARGET_RETURN_IN_MEMORY.
941 * config/i386/i386-interix.h: Likewise.
942 * config/i386/i386.h: Likewise.
943 * config/i386/i386elf.h: Likewise.
944 * config/i386/ptx4-i.h: Likewise.
945 * config/i386/sol2-10.h: Likewise.
946 * config/i386/sysv4.h: Likewise.
947 * config/i386/vx-common.h: Likewise.
948 * config/cris/cris.h: Removed #if 0 clause.
949 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
950 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
952 (ix86_sol10_return_in_memory): Likewise.
953 (ix86_i386elf_return_in_memory): New.
954 (ix86_i386interix_return_in_memory): New.
955 * config/mt/mt-protos.h (mt_return_in_memory): New.
956 * config/mt/mt.c: Likewise.
957 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
958 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
959 * config/bfin/bfin.h: Likewise.
960 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
962 * config/bfin/bfin.c: Likewise.
963 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
964 * config/alpha/unicosmk.h: Likewise.
965 * config/i386/cygming.h: Likewise.
966 * config/iq2000/iq2000.h: Likewise.
967 * config/mips/mips.h: Likewise.
968 * config/mn10300/mn10300.h: Likewise.
969 * config/rs6000/rs6000.h: Likewise.
970 * config/score/score.h: Likewise.
971 * config/spu/spu.h: Likewise.
972 * config/v850/v850.h: Likewise.
973 * defaults.h: Likewise.
974 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
975 * expr.c (emit_block_move): Adjust use of
976 OUTGOING_REG_PARM_STACK_SPACE.
977 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
978 OUTGOING_REG_PARM_STACK_SPACE.
979 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
981 2008-05-08 Jakub Jelinek <jakub@redhat.com>
983 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
984 on OMP_RETURN for OMP_FOR.
987 * dwarf2out.c (dw_expand_expr, common_check): Removed.
988 (fortran_common): New function.
989 (gen_variable_die): Call fortran_common instead of common_check,
990 adjust for it returning tree instead of rtx. Formatting.
992 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
996 * see.c (see_copy_insn): Copy new pure const attributes for new call.
997 * c-decl.c (merge_decls): Ditto.
998 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
999 to RTL_CONST_OR_PURE_CALL_P.
1000 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1001 Initialized DECL_LOOPING_CONST_PURE.
1002 (process_call_operands): Set tree_side_effects properly.
1003 * tree.h (TREE_READONLY_DECL_P): Removed.
1004 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1005 (DECL_LOOPING_OR_CONST_P): New macro.
1006 (struct tree_function_decl): Added looping_const_or_pure_p.
1008 (ECF_LOOPING_OR_CONST_P): New macro.
1009 * rtlanal.c (pure_const_p): Removed.
1010 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1011 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1012 to RTL_CONST_CALL_P.
1013 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1014 (check_decl, check_tree, check_call, scan_function): Initialize
1016 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1017 (static_execute): Set looping true for recursive functions.
1018 Undo setting state to IPA_NEITHER for recursive functions.
1020 * ifcvt.c (noce_can_store_speculate_p): Changed
1021 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1022 RTL_CONST_OR_PURE_CALL_P.
1023 * dse.c (scan_insn): Ditto.
1024 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1025 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1026 RTL_CONST_OR_PURE_CALL_P.
1027 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1028 pure_call_p to RTL_CONST_CALL_P.
1029 * gimplify.c (gimplify_call_expr): Clear side effects for
1030 non-looping pure and constant calls.
1031 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1032 (flags_from_decl_or_type): Set ecf flags from decl flags.
1033 (initialize_argument_information): Turn off
1034 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1035 Change const to pure if callee_copies is true rather than just
1037 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1038 way of marking pure calls.
1039 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1040 Remove hack that was supposed to fix pr7335 and remove old
1041 way of marking pure calls.
1042 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1043 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1044 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1045 RTL_CONST_OR_PURE_CALL_P.
1046 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1047 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1048 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1049 * sched-deps.c (schedule_analyze): Ditto.
1050 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1051 return_val field of calls to represent pure and const function info.
1052 (CONST_OR_PURE_CALL_P): Deleted macro.
1053 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1054 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1055 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1057 * tree-optimize.c (execute_fixup_cfg): Added test for
1058 ECF_LOOPING_CONST_OR_PURE.
1059 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1061 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1062 effects for looping pure or const calls.
1063 (verify_gimple_expr): Added verification code.
1064 * config/alpha/alpha.c (alpha_legitimize_address,
1065 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1067 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1068 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1069 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1070 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1071 RTL_CONST_OR_PURE_CALL_P.
1072 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1073 and const calls to be deleted.
1075 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1078 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1079 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1080 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1081 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1082 to handle nonimmediate operands.
1083 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1084 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1085 to handle nonimmediate operands.
1086 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1087 (mmx_pmulhrwv4hi3): New expander. Use
1088 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1089 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1090 (sse2_umulv1siv1di3): New expander. Use
1091 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1092 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1093 (mmx_eq<mode>3): New expander. Use
1094 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1095 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1096 (mmx_uavgv8qi3): New expander. Use
1097 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1098 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1099 (mmx_uavgv4hi3): New expander. Use
1100 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1102 * config/i386/sse.md
1103 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1104 to handle nonimmediate operands.
1105 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1106 to handle nonimmediate operands.
1107 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1108 to handle nonimmediate operands.
1109 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1110 to handle nonimmediate operands.
1111 (sse2_unpckhpd_exp): New expander. Use
1112 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1113 (sse2_unpcklpd_exp): New expander. Use
1114 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1115 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1116 to handle nonimmediate operands.
1117 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1118 to handle nonimmediate operands.
1119 (*sse2_<plusminus_insn><mode>3): Rename from
1120 sse2_<plusminus_insn><mode>3 insn pattern.
1121 (sse2_<plusminus_insn><mode>3): New expander. Use
1122 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1123 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1124 (sse2_umulv2siv2di3): New expander. Use
1125 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1126 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1127 (sse4_1_mulv2siv2di3): New expander. Use
1128 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1129 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1130 (sse2_pmaddwd): New expander. Use
1131 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1132 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1133 (sse2_eq<mode>3): New expander. Use
1134 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1135 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1136 (sse4_1_eqv2di3): New expander. Use
1137 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1138 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1139 (sse2_uavgv16qi3): New expander. Use
1140 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1141 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1142 (sse2_uavgv16qi3): New expander. Use
1143 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1144 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1145 (sse2_uavgv8hi3): New expander. Use
1146 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1147 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1148 (ssse3_pmulhrswv8hi3): New expander. Use
1149 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1150 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1151 (ssse3_pmulhrswv4hi3): New expander. Use
1152 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1154 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1155 (<sse>_vmmul<mode>3): Ditto.
1156 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1158 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1159 (ssse3_pmaddubsw): Ditto.
1161 * config/i386/i386.c (struct_builtin_description)
1162 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1163 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1164 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1165 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1166 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1167 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1168 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1169 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1170 (ix86_fixup_binary_operands): Assert that src1
1171 and src2 must have the same mode when swapped.
1172 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1173 and ix86_binary_operator_ok. Do not force operands in registers
1176 2008-05-07 Jan Hubicka <jh@suse.cz>
1178 * cgraph.c (dump_cgraph_node): Update.
1179 * cgraph.h (cgraph_local_info): Break out inline summary.
1180 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1182 * ipa-inline (inline_summary): New accestor function.
1183 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1184 cgraph_decide_inlining, compute_inline_parameters): Update.
1185 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1187 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1189 Cleanup ColdFire scheduling support and add V4 pipeline model.
1191 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1192 (define_attr cpu): Add cfv4 value.
1193 (define_attr type, define_attr type1): Merge into a single 'type'
1194 attribute. Update all uses.
1195 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1196 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1198 (define_attr opx_mem, define_attr opy_mem): Remove.
1199 (define_attr op_mem): Clean up, update comment.
1200 (define_attr size): Use specific values instead of general int.
1201 (define_attr guess, define_attr split): Remove. Update all uses.
1202 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1203 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1204 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1205 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1206 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1207 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1208 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1209 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1210 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1211 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1212 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1213 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1214 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1215 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1216 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1217 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1218 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1219 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1220 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1221 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1222 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1223 Update or set attributes.
1224 (stack_tie): New fake instruction.
1226 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1227 (m68k_sched_attr_size): Update declaration.
1228 (m68k_sched_attr_type2): Remove.
1229 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1230 Declare new bypass predicates.
1232 * config/m68k/m68k.c (m68k_sched_issue_rate,
1233 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1235 (TARGET_SCHED_ISSUE_RATE,
1236 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1237 (override_options): Handle scheduling for ColdFire V4 core.
1238 (m68k_expand_prologue): Emit stack_tie.
1239 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1240 'OP_TYPE_FPN'. Update all uses.
1241 (sched_guess_p): Remove.
1242 (sched_address_type): Handle symbolic addresses.
1243 (sched_get_operand): New static function.
1244 (sched_operand_type): Merge into sched_attr_op_type.
1245 (sched_attr_op_type): Handle FP registers, handle quick constants,
1247 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1248 (m68k_sched_attr_size): Update. Move logic to ...
1249 (sched_get_attr_size_int): New static function.
1250 (sched_get_opxy_mem_type): New static function.
1251 (m68k_sched_attr_op_mem): Update.
1252 (m68k_sched_attr_type2): Remove.
1253 (sched_cfv4_bypass_data): New static variable.
1254 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1255 (m68k_sched_issue_rate): Implement scheduler hook.
1256 (struct _sched_ib: enabled_p): New field.
1257 (m68k_sched_variable_issue): Update. Handle V4.
1258 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1259 sched_dump_class_func_t, sched_dump_split_class,
1260 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1261 sched_dump_dfa_class, m68k_sched_dump): Remove.
1262 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1264 (m68k_sched_init_global): Remove statisctics dumping, introduce
1265 sanity check that all instructions have pipeline reservations. Handle
1267 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1268 Handle ColdFire V4 core.
1269 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1270 New static functions.
1271 (m68k_sched_address_bypass_p): New bypass predicate.
1272 (sched_get_indexed_address_scale): New static function.
1273 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1275 * cf.md: Update comments.
1276 (define_attr type2): Remove. Use 'type' attribute instead.
1278 (cf_ib): Rename to cfv123_ib. Update all uses.
1279 (cf_oep): Rename to cfv123_oep. Update all uses.
1280 (cf_chr): Rename to cfv123_chr. Update all uses.
1281 (cf_mem): Rename to cfv123_mem. Update all uses.
1282 (cf_mac): Move to more appropriate place.
1283 (cfv123_guess): New automaton and cpu_unit.
1284 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1285 Update uses of 'size' attribute. Handle before reload scheduling.
1286 (cfv123_guess): New dummy reservation for unhandled instructions.
1287 (cfv4_*): Pipeline description of ColdFire V4 core.
1288 (ignore): New reservation to handle 'ignore' type.
1290 2008-05-07 Ian Lance Taylor <iant@google.com>
1293 * gimplify.c (find_single_pointer_decl_1): Don't look through
1295 (find_single_pointer_decl): Adjust comments.
1297 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1300 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1301 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1304 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1305 integral type rather than floating point, then VIEW_CONVERT_EXPR
1306 to the floating point type.
1308 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1310 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1311 TFmode op0 to register.
1313 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1315 * c-decl.c (grokdeclarator): Comment typo.
1317 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1319 * tree-flow.h: Remove prototype for computed_goto_p.
1320 * tree-cfg.c (computed_goto_p): Make static.
1322 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1325 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1326 (contains_aligned_value_p): This. Handle _Decimal128.
1327 (ix86_function_arg_boundary): Only align _Decimal128 to its
1328 natural boundary and handle it properly.
1330 2008-05-06 Martin Jambor <mjambor@suse.cz>
1332 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1333 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1334 (ipcp_method_set_orig_node): Removed.
1335 (ipcp_cval_get_cvalue_type): Removed.
1336 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1337 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1338 (ipcp_cval_set_cvalue_type): Removed.
1339 (ipcp_cval_get_cvalue): Removed.
1340 (ipcp_cval_set_cvalue): Removed.
1341 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1342 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1343 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1344 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1345 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1346 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1347 (ipcp_get_ith_lattice): Changed parameters.
1348 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1349 (ipcp_lattice_from_jfunc): Changed parameters.
1350 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1351 (ipcp_method_cval_print): Added temporary variable info.
1352 (ipcp_redirect): Removed already unused local variable caller.
1353 (ipcp_redirect): New temporary variable orig_callee_info
1354 (ipcp_redirect): Removed newly unused local variable callee.
1355 (ipcp_redirect): Removed (a bit confusing) local variable type.
1356 (ipcp_insert_stage): Added local variable info.
1357 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1359 (ipcp_formal_create): Removed.
1360 (ipcp_method_cval_set): Removed.
1361 (ipcp_propagate_stage): Renamed lattice variables.
1362 (ipcp_method_cval_set_cvalue_type): Removed.
1363 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1364 (ipcp_print_all_lattices): Changed printed strings to refer to
1365 lattices rather than cvals.
1366 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1367 (ipcp_propagate_const): Changed formal parameters.
1368 (build_const_val): Changed formal parameters.
1369 (ipcp_insert_stage): Removed useless variable cvalue
1370 (build_const_val): Changed formal parameters.
1371 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1372 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1373 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1374 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1375 (ipcp_print_func_profile_counts): Changed string from "method" to
1377 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1378 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1379 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1380 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1381 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1382 (ipcp_lat_is_const): Changed parameters and made inline.
1383 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1384 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1385 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1386 the predicate condition directly
1387 (ipcp_propagate_stage): Added local variable args. Removed local
1388 variable callee. (Both are mere code simplifications.)
1389 (ipcp_method_dont_insert_const): Renamed to
1390 ipcp_node_not_modifiable_p.
1391 (ipcp_node_not_modifiable_p): Made inline.
1392 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1393 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1394 (ipcp_print_all_lattices): Removed variable cvalue
1395 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1398 2008-05-06 Olivier Hainque <hainque@adacore.com>
1400 * tree-sra.c (try_instantiate_multiple_fields): Early return
1401 if field has POINTER_TYPE.
1403 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1405 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1406 by using 'q' specifier for instruction.
1407 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1409 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1411 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1412 Change mode of zero_extract from QImode to HImode.
1413 (sign bit tests peepholes): (Ditto.).
1415 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1417 * config/i386/mmx.md: Remove double backslashes from asm templates.
1418 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1419 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1420 to handle nonimmediate operands.
1421 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1422 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1423 to handle nonimmediate operands.
1424 (*mmx_<code>v2sf3_finite): New insn pattern.
1425 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
1426 (mmx_<code>v2sf3): New expander. Use
1427 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1428 (mmx_<plusminus_insn><mode>3): New expander. Use
1429 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1430 (*mmx_<plusminus_insn><mode>3): New insn pattern.
1431 (mmx_add<mode>3): Removed.
1432 (mmx_ssadd<mode>3): Ditto.
1433 (mmx_usadd<mode>3): Ditto.
1434 (mmx_sub<mode>3): Ditto.
1435 (mmx_sssub<mode>3): Ditto.
1436 (mmx_ussub<mode>3): Ditto.
1437 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
1438 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
1439 to handle nonimmediate operands.
1440 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
1442 (mmx_smulv4hi3_highpart): New expander. Use
1443 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1444 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
1446 (mmx_umulv4hi3_highpart): New expander. Use
1447 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1448 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
1449 (mmx_<code>v4hi3): New expander. Use
1450 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1451 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
1452 (mmx_<code>v8qi3): New expander. Use
1453 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1454 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1455 (mmx_<code><mode>3): New expander. Use
1456 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1458 2008-05-05 Jan Hubicka <jh@suse.cz>
1460 PR tree-optimization/36118
1461 * passes.c (pass_init_dump_file): Fix dump header.
1463 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1466 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1467 VCE for function decls.
1469 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1471 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1473 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1475 * config/i386/i386.md (sat_plusminus): New.
1476 (plusminus_insn): Likewise.
1477 (plusminus_mnemonic): Likewise.
1479 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1480 (*<addsub><mode>3_cc_overflow): Renamed to ...
1481 (*<plusminus_insn><mode>3_cc_overflow): This.
1482 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1483 (*<plusminus_insn>si3_zext_cc_overflow): This.
1485 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1486 (<plusminus_insn><mode>3): This.
1487 (*<addsub><mode>3): Renamed to ...
1488 (*<plusminus_insn><mode>3): This.
1489 (<sse>_vm<addsub><mode>3): Renamed to ...
1490 (<sse>_vm<plusminus_insn><mode>3): This.
1491 (sse3_h<addsub>v4sf3): Renamed to ...
1492 (sse3_h<plusminus_insn>v4sf3): This.
1493 (sse3_h<addsub>v2df3): Renamed to ...
1494 (sse3_h<plusminus_insn>v2df3): This.
1495 (<plusminus_insn><mode>3): New.
1496 (*<plusminus_insn><mode>3): Likewise.
1497 (sse2_<plusminus_insn><mode>3): Likewise.
1498 (add<mode>): Removed.
1499 (*add<mode>3): Likewise.
1500 (sse2_ssadd<mode>3): Likewise.
1501 (sse2_usadd<mode>3): Likewise.
1502 (sub<mode>3): Likewise.
1503 (*sub<mode>3): Likewise.
1504 (sse2_sssub<mode>3): Likewise.
1505 (sse2_ussub<mode>3): Likewise.
1507 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1509 * gthr-single.h: Add in required interface elements as per gthr.h.
1510 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1511 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1512 Generalize UNUSED macro.
1513 (__gthread_once): Add.
1514 (__gthread_key_create): Add.
1515 (__gthread_key_delete): Add.
1516 (__gthread_getspecific): Add.
1517 (__gthread_setspecific): Add.
1519 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1521 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1522 the same size types for the indirect reference on the rhs, then
1525 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1527 * config/i386/i386.md
1528 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1529 one insn template instead of template series.
1530 (*xordi_1_rex64): Ditto.
1531 (*xordi_2_rex64): Ditto.
1533 2008-05-05 Ira Rosen <irar@il.ibm.com>
1535 PR tree-optimization/36119
1536 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1539 2008-06-04 Jan Hubicka <jh@suse.cz>
1541 tree-optimization/36100
1542 * tree-pass.h (pass_O0_always_inline): Declare.
1543 * ipa-inline.c (inline_transform): Remove dead code.
1544 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1545 pass_O0_always_inline): New.
1546 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1548 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1550 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1551 mnemonic in this_param move for TARGET_64BIT.
1553 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1555 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1556 (*strmovsi_rex_1): Ditto.
1557 (*strsetsi_1): Ditto.
1558 (*strsetsi_rex_1): Ditto.
1560 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1561 adddicc expanders using SWI mode iterator.
1563 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1566 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1569 2008-05-04 David S. Miller <davem@davemloft.net>
1571 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1572 (sparc*-*-linux*): Use linux.h in tm_file.
1573 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1574 compiler defaulting to 32-bit.
1575 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1577 * config/sparc/linux.h: Remove definitions now obtained
1578 properly from linux.h
1579 * config/sparc/linux64.h: Likewise.
1580 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1581 don't want this setting for 32-bit builds in a biarch compiler.
1582 * doc/install.texi: Add sparc-linux to list of targets
1583 supporting --enable-targets=all.
1585 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1587 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1589 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1591 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1592 after V4SI_FTYPE_V8HI.
1593 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1594 case V4SI_FTYPE_V2DF.
1596 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1598 * doc/invoke.texi (max-flow-memory-locations): Removed.
1599 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1601 2008-05-03 Richard Guenther <rguenther@suse.de>
1604 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1606 2008-05-02 David S. Miller <davem@davemloft.net>
1608 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1610 2008-05-02 Simon Baldwin <simonb@google.com>
1613 * c-common.h (warn_array_subscript_range): Removed.
1614 * c-common.c (warn_array_subscript_range): Ditto.
1615 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1616 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1618 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1620 * config/i386/i386.c (ix86_special_builtin_type): New.
1621 (bdesc_special_args): Likewise.
1622 (ix86_expand_special_args_builtin): Likewise.
1623 (ix86_init_mmx_sse_builtins): Updated.
1624 (ix86_expand_builtin): Updated.
1625 (ix86_expand_store_builtin): Removed.
1626 (ix86_expand_unop_builtin): Likewise.
1628 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1629 * config/i386/mmintrin.h (__v2sf): Here.
1631 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1633 (_mm_loadl_pi): Likewise.
1634 (_mm_storeh_pi): Replace __v2si with __v2sf.
1635 (_mm_storel_pi): Likewise.
1637 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1638 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1639 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1640 __builtin_ia32_loadlpd.
1642 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1644 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1645 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1646 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1647 (ix86_init_mmx_sse_builtins): Updated.
1648 (ix86_expand_args_builtin): Likewise.
1649 (ix86_expand_builtin): Likewise.
1650 (ix86_expand_unop1_builtin): Renamed to ...
1651 (ix86_expand_unop_vec_merge_builtin): This.
1653 2008-05-01 Jan Hubicka <jh@suse.cz>
1656 * ipa-inline.c (inline_generate_summary): Make static.
1657 (inline_transform): Do not call inlining at -O0; make static.
1658 * passes.c (execute_todo): Add sanity check.
1659 (execute_one_ipa_transform_pass): Execute proper flags.
1661 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1663 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1664 (DECL_NONADDRESSABLE_P): Likewise.
1665 * alias.c (record_component_aliases): Fix comment.
1667 2008-05-01 Simon Baldwin <simonb@google.com>
1669 * c-common.h (warn_array_subscript_range): New function.
1670 * c-common.c (warn_array_subscript_range): Ditto.
1671 * tree-vrp.c (check_array_ref): Corrected code to agree with
1672 comment, ignoring only arrays of size 0 or size 1.
1673 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1675 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1677 * config/i386/i386.c (ix86_builtin_type): Replace
1678 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1679 (bdesc_args): Updated.
1680 (ix86_init_mmx_sse_builtins): Likewise.
1681 (ix86_expand_args_builtin): Likewise.
1683 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1686 * doc/extend.texi: Correct __builtin_ia32_palignr.
1688 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1691 * config/i386/i386.c (bdesc_crc32): Removed.
1692 (ix86_expand_crc32): Likewise.
1693 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1694 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1695 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1696 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1697 UINT_FTYPE_UINT_UCHAR.
1698 (bdesc_args): Updated. Add crc32 builtins.
1699 (ix86_init_mmx_sse_builtins): Updated.
1700 (ix86_expand_args_builtin): Updated to support subreg.
1702 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1704 2008-05-01 Jan Hubicka <jh@suse.cz>
1706 * tree-pass.h (opt_pass): Add IPA_PASS.
1707 (varpool_node, cgraph_node): Forward declare.
1708 (ipa_opt_pass): Define.
1709 (pass_ipa_inline): Turn into ipa_opt_pass.
1710 (pass_apply_inline): Remove.
1711 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1712 (apply_inline): Turn into ....
1713 (inline_transform): ... this one.
1714 (inline_generate_summary): New function.
1715 (pass_apply_inline): Remove.
1716 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1718 (struct function): Add ipa_transforms_to_apply.
1719 * passes.c (register_one_dump_file): Work on IPA_PASS.
1720 (init_optimization_passes): Remove pass_inline_parameters and
1722 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1723 (execute_one_pass) ... here; apply transforms when possible.
1724 (add_ipa_transform_pass, execute_ipa_summary_asses,
1725 execute_one_ipa_transform_pass): New.
1726 (execute_ipa_pass_list): Update for IPA_PASS type.
1728 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1730 * config/i386/i386.c (ix86_builtin_type): Add
1731 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1732 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1733 (bdesc_args): Add SSE4a builtins.
1734 (ix86_init_mmx_sse_builtins): Updated.
1735 (ix86_expand_args_builtin): Likewise.
1736 (ix86_expand_builtin): Likewise.
1738 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1740 * config/i386/i386.c (ix86_builtin_type): Add
1741 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1742 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1743 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1744 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1745 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1746 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1747 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1748 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1749 and DI_FTYPE_DI_DI_INT.
1750 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1751 (ix86_init_mmx_sse_builtins): Updated.
1752 (ix86_expand_args_builtin): Likewise.
1753 (ix86_expand_builtin): Likewise.
1754 (ix86_expand_binop_imm_builtin): Removed.
1756 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1758 2008-04-30 Richard Guenther <rguenther@suse.de>
1760 PR tree-optimization/32921
1761 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1763 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1765 * config/arm/arm.c (arm_unwind_emit): Use
1766 crtl->all_throwers_are_sibcalls instead of
1767 cfun->all_throwers_are_sibcalls.
1768 (arm_output_fn_unwind): Likewise.
1769 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1770 instead of cfun->uses_pic_offset_table.
1771 (frv_expand_prologue): Likewise.
1772 (frv_frame_pointer_required): Likewise.
1773 (frv_expand_fdpic_call): Likewise.
1774 (frv_emit_movsi): Likewise.
1775 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1776 cfun->returns_pcc_struct instead of
1777 current_function_returns_pcc_struct.
1778 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1779 instead of cfun->calls_eh_return.
1780 (m32c_pushm_popm): Likewise.
1781 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1782 "extern" declaration.
1784 2008-04-30 Richard Guenther <rguenther@suse.de>
1786 PR tree-optimization/21636
1787 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1789 (evaluate_stmt): Print the likely value.
1790 (ccp_visit_stmt): Avoid excessive vertical spacing.
1792 2008-04-30 Rafael Espindola <espindola@google.com>
1794 * builtins.c (fold_call_expr): Return realret.
1795 * tree-ssa-threadedge.c
1796 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1797 __builtin_object_size.
1799 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1801 * gcc.c (wrapper_string): New variable.
1802 (insert_wrapper): New function.
1803 (execute): New option -wrapper.
1804 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1806 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1808 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1809 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1810 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1812 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1813 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1814 config/rs6000/e500crtres64gprctr.asm,
1815 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1816 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1817 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1818 config/rs6000/e500crtsav64gprctr.asm,
1819 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1820 config/rs6000/e500crtsavg64gprctr.asm: New files.
1821 * config/rs6000/t-ppccomm: Add build rules for new files.
1822 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1823 * config/rs6000/t-netbsd: Add build rules for new files.
1824 (LIB2FUNCS_STATIC_EXTRA): New variable.
1825 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1826 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1827 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1829 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1831 * config/i386/i386.c (ix86_builtin_type): Add
1832 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1833 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1834 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1835 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1836 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1837 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1838 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1839 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1840 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1841 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1842 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1843 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1844 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1845 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1846 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1847 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1848 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1849 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1850 V1DI_FTYPE_V2SI_V2SI.
1851 (bdesc_2arg): Moved to ...
1853 (ix86_init_mmx_sse_builtins): Updated.
1854 (ix86_expand_args_builtin): Updated. Take a pointer
1855 to const struct builtin_description. Handle comparison
1857 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1858 (ix86_expand_builtin): Updated.
1860 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1861 (ssse3_pmaddubsw128): This.
1862 (ssse3_pmaddubswv4hi3): Renamed to ...
1863 (ssse3_pmaddubsw): This.
1865 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1866 (__builtin_ia32_packssdw128): Likewise.
1867 (__builtin_ia32_packuswb128): Likewise.
1868 (__builtin_ia32_pmaddubsw): Likewise.
1869 (__builtin_ia32_pmaddubsw128): Likewise.
1871 2008-04-30 Richard Guenther <rguenther@suse.de>
1873 PR tree-optimization/14847
1874 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1875 (recognize_bits_test): Use it.
1876 (recognize_single_bit_test): Likewise.
1878 2008-04-30 Martin Jambor <mjambor@suse.cz>
1880 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1881 instead of setting number of formal parameters to zero.
1882 (ipcp_init_stage): Do not set the number of actual parameters to zero
1884 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1885 which are called with variable number of arguments.
1886 (ipcp_insert_stage): Explicitely skipping all nodes which are
1887 called with variable number of arguments.
1888 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1889 number of parameters.
1891 * ipa-prop.h (struct ipa_node_params): Added flag
1892 called_with_var_arguments
1893 (ipa_set_param_count): Added. Changed sole setter to use it.
1894 (ipa_get_param_count): Added. All readers of param_count
1895 converted to use it instead.
1896 (ipa_set_called_with_variable_arg): Added.
1897 (ipa_is_called_with_var_arguments): Added.
1898 (ipa_get_ith_param): Added. All readers of param_decls converted
1900 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1902 (ipa_get_cs_argument_count): Added, all readers of argument_count
1904 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1907 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1908 (struct ipcp_lattice): Renamed cval_type to type
1909 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1911 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1912 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1913 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1914 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1915 (build_const_val): Changed the type of parameter cvalue to tree
1916 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1917 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1919 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1922 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1923 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1924 (ipa_add_method): Renamed to ipa_push_func_to_list
1925 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1926 (ipa_callsite_param_count): Removed.
1927 (ipa_callsite_param_count_set): Removed.
1928 (ipa_callsite_param): Removed.
1929 (ipa_callsite_callee): Removed.
1930 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1931 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1932 (ipa_method_formal_count): Removed.
1933 (ipa_method_formal_count_set): Removed.
1934 (ipa_method_get_tree): Removed.
1935 (ipa_method_tree_map_create): Removed.
1936 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1937 (ipa_create_param_decls_array): Creates the array itself
1938 (ipa_create_param_decls_array): Temporary variable info instead of
1940 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1941 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1942 (get_type): Removed.
1943 (ipa_jf_get_info_type): Removed.
1944 (ipa_node_create): Renamed to ipa_create_node_params
1945 (ipa_free): Renamed to ipa_free_all_node_params
1946 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1947 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1948 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1949 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1950 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1951 ipa_free_all_edge_args
1952 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1953 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1954 (ipa_create_methodlist_node): Removed.
1955 (ipa_methodlist_method): Removed.
1956 (ipa_methodlist_method_set): Removed.
1957 (ipa_methodlist_next_method): Removed.
1958 (ipa_methodlist_next_method_set): Removed.
1959 (ipa_method_is_modified): Removed.
1960 (ipa_method_modify_create): Removed.
1961 (ipa_method_modify_init): Temporary variable info instead of a few
1963 (ipa_detect_param_modifications): Temporary variable info instead of
1965 (ipa_compute_jump_functions): Temporary variable info instead of
1967 (ipa_method_modify_set): Removed.
1968 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1969 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1970 than craph_node as the first parameter.
1971 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1972 (ipa_method_modify_init): Removed.
1973 (ipa_compute_jump_functions): Added a temp variable instead of
1974 repeatadly dereferencing the cgraph_edge.aux pointer
1975 (ipa_callsite_param_set_type): Removed.
1976 (ipa_compute_jump_functions): i renamed to index and moved to
1978 (ipa_callsite_param_set_info_type_formal): Removed.
1979 (ipa_callsite_param_set_info_type): Removed.
1980 (ipa_callsite_param_map_create): Removed.
1981 (ipa_callsite_tree): Removed.
1982 (ipa_callsite_caller): Removed.
1983 (ipa_pop_func_from_list): return_method removed to return_func
1985 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1986 prefixed all values with IPA_. Changed all users.
1987 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1988 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1989 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1990 (union parameter_info): Renamed to jump_func_value.
1991 (union jump_func_value): Renamed value to constant
1992 (struct ipa_jump_func): Renamed info_type to value
1993 (struct ipa_node): Renamed to ipa_node_params
1994 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1995 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1996 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1997 (struct ipa_edge): Renamed to ipa_edge_args
1998 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1999 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2000 (struct ipa_methodlist): Renamed to ipa_func_list
2001 (struct ipa_func_list): method_p renamed to node, next_method
2003 (ipa_methodlist_p): Removed, switched all users to struct pointer
2004 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2006 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2008 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2009 (rs6000_emit_epilogue): Use backchain to restore only when we
2010 have a large frame. Make use of frame pointer to restore if we
2011 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2013 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2015 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2016 Add mode to zero_extract.
2017 (sign bit tests peepholes): (Ditto.).
2019 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2021 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2022 Instructions in comments with SSE3.
2023 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2024 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2025 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2026 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2027 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2028 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2029 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2030 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2031 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2032 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2033 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2034 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2035 (bdesc_sse_args): Renamed to ...
2036 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2037 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2038 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2040 (bdesc_1arg): Moved to ...
2042 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2043 Instructions in comments with SSE3.
2044 (ix86_expand_sse_operands_builtin): Renamed to ...
2045 (ix86_expand_args_builtin): This. Updated.
2046 (ix86_expand_unop1_builtin): Update comments.
2047 (ix86_expand_builtin): Updated.
2049 2008-04-29 Richard Guenther <rguenther@suse.de>
2051 PR tree-optimization/36078
2052 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2053 Update virtual SSA form after cleaning up the CFG.
2055 2008-04-29 Richard Guenther <rguenther@suse.de>
2058 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2060 2008-04-29 Richard Guenther <rguenther@suse.de>
2062 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2063 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2064 (compute_flow_insensitive_aliasing): Do not treat
2065 PTR_IS_REF_ALL pointers special.
2066 (get_smt_for): Likewise.
2067 (may_alias_p): Re-structure.
2068 (is_escape_site): A ref-all pointer conversion is not an escape site.
2069 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2070 PTR_IS_REF_ALL pointers special.
2071 * tree-ssa-structalias.h (struct alias_info): Remove
2072 ref_all_symbol_mem_tag field.
2073 (PTR_IS_REF_ALL): Remove.
2075 2008-04-29 Richard Guenther <rguenther@suse.de>
2078 * fold-const.c (extract_muldiv_1): In combining division constants
2079 make sure to never overflow.
2081 2008-04-29 Nick Clifton <nickc@redhat.com>
2083 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2085 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2088 * optc-gen.awk: Work around HP-UX/IA awk bug.
2090 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2092 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2095 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2098 * config/i386/i386.md
2099 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2100 Change operand 1 predicate to nonimmediate_operand.
2102 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2105 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2107 * gengtype.c (walk_type, write_func_for_structure): Handle
2109 * doc/gty.texi: Document chain_circular.
2111 2008-04-28 Richard Guenther <rguenther@suse.de>
2113 PR tree-optimization/36066
2114 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2117 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2120 * config/i386/i386.md
2121 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2122 Use match_scratch instead of match_operand for operands 3 and 4.
2124 2008-04-27 Richard Guenther <rguenther@suse.de>
2126 PR tree-optimization/18754
2127 PR tree-optimization/34223
2128 * tree-pass.h (pass_complete_unrolli): Declare.
2129 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2130 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2131 Rewrite loop into loop closed SSA form if it is not already.
2132 (tree_unroll_loops_completely): Re-structure to iterate over
2133 innermost loops with intermediate CFG cleanups.
2134 Unroll outermost loops only if requested or the code does not grow
2136 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2137 loops are available.
2138 (tree_vectorize): Instead do so here.
2139 (tree_complete_unroll): Also unroll outermost loops.
2140 (tree_complete_unroll_inner): New function.
2141 (gate_tree_complete_unroll_inner): Likewise.
2142 (pass_complete_unrolli): New pass.
2143 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2144 uses outside of the loop.
2145 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2146 form if it is available.
2147 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2148 * passes.c (init_optimization_passes): Schedule complete inner
2149 loop unrolling pass before the first CCP pass after final inlining.
2151 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2153 * targhooks.h (default_emutls_var_fields,
2154 default_emutls_var_init): Declare.
2155 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2156 * target.h (struct gcc_target): Add struct emutls member.
2157 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2158 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2159 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2160 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2161 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2162 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2163 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2164 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2165 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2166 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2167 emit debug information.
2168 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2169 * varasm.c: Include targhooks.h.
2170 (emutls_object_section, emutls_tmpl_section): New.
2171 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2172 (EMUTLS_SEPARATOR): New.
2174 (get_emutls_object_name): New.
2175 (default_emutls_var_fields): New, broken out of ...
2176 (get_emutls_object_type): ... here. Adjust to use target hooks.
2177 (get_emutls_init_templ_addr): Adjust to use target hooks.
2178 (emutls_decl): Adjust to use target hooks.
2179 (emutls_finish): Likewise.
2180 (default_emutls_var_init): New, broken out of ...
2181 (assemble_variable): ... here. Adjust to use target hooks.
2182 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2184 * c-common.c (handle_section_attribute): Prevent overriding
2185 sections for emulated tls with special sections.
2186 * config/i386/i386.c (x86_64_elf_select_section): Add
2187 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2188 (x86_64_elf_unique_section): Likewise.
2189 * config/vxworks.c: Include tree.h.
2190 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2191 (vxworks_override_options): Set TLS scheme.
2192 * doc/tm.texi (Emulated TLS): New node.
2194 2008-04-26 Simon Baldwin <simonb@google.com>
2197 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2198 with propagated string constants.
2200 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2202 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2203 constraint for operand 2 when operand 0 is memory operand.
2204 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2205 operand 0 is memory operand.
2206 (fix_trunc<mode>_i387_with_temp): Ditto.
2207 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2208 operand 2 when operand 1 is memory operand.
2209 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2210 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2211 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2212 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2213 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2214 operands 2,3 and 4 when operand 1 is memory operand.
2215 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2217 (fistdi2_floor_with_temp): Ditto.
2218 (fist<mode>2_floor_with_temp): Ditto.
2219 (fistdi2_ceil_with_temp): Ditto.
2220 (fist<mode>2_ceil_with_temp): Ditto.
2221 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2223 2008-04-26 David Daney <ddaney@avtrex.com>
2225 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2227 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2228 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2229 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2230 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2231 (compare_and_swap_12): New insn.
2232 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2233 * config/mips/mips.c (mips_force_binary): New function.
2234 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2235 (mips_expand_compare_and_swap_12): New function.
2236 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2238 2008-04-25 Jan Hubicka <jh@suse.cz>
2241 * cfgexpand.c (pass_expand): Turn into RTL pass.
2242 * passes.c (execute_one_pass): Do pass typechecking after execution.
2243 * tree-pass.h (pass_expand): Turn into RTL pass.
2245 * function.h (struct rtl_data): Move here fields
2246 accesses_prior_frames, calls_eh_return, saves_all_registers,
2247 has_nonlocal_goto, has_asm_statement, is_thunk,
2248 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2249 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2250 arg_pointer_save_area_init from struct function; turn into bool.
2251 (struct function): Move
2252 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2253 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2254 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2255 tail_call_emit, arg_pointer_save_area_init
2256 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2257 (current_function_returns_struct, current_function_returns_pcc_struct,
2258 current_function_calls_setjmp, current_function_calls_alloca,
2259 current_function_accesses_prior_frames,
2260 current_function_calls_eh_return, current_function_is_thunk,
2261 current_function_stdarg, current_function_profile,
2262 current_function_limit_stack, current_function_uses_pic_offset_table,
2263 current_function_uses_const_pool, current_function_has_nonlocal_label,
2264 current_function_saves_all_registers,
2265 current_function_has_nonlocal_goto,
2266 current_function_has_asm_statement): Remove accesor macros.
2267 * ra-conflict.c (global_conflicts): Update.
2268 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2269 (suitable_for_tail_call_opt_p): Update.
2270 * builtins.c (expand_builtin_return_addr): Update.
2271 (expand_builtin_setjmp_setup): Update.
2272 (expand_builtin_nonlocal_goto): Update.
2273 * final.c (final_start_function): Update.
2274 (profile_function): Update.
2275 (leaf_function_p): Update.
2276 (only_leaf_regs_used): Update.
2277 * df-scan.c (df_get_exit_block_use_set): Update.
2278 * dojump.c (clear_pending_stack_adjust): Update.
2279 * tree-stdarg.c (gate_optimize_stdarg): Update.
2280 * gimple-low.c (lower_function_body): Update.
2281 * global.c (compute_regsets): Update.
2282 (global_alloc): Update.
2283 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2284 * expr.c (expand_assignment): Update.
2285 * dse.c (dse_step0): Update.
2286 (dse_step1): Update.
2287 * c-decl.c (store_parm_decls): Update.
2288 * local-alloc.c (combine_regs): Update.
2289 (find_free_reg): Update.
2290 * function.c (assign_parms_augmented_arg_list): Update.
2291 (assign_parm_find_data_types): Update.
2292 (assign_parms): Update.
2293 (allocate_struct_function): Update.
2294 (expand_function_start): Update.
2295 (expand_function_end): Update.
2296 (get_arg_pointer_save_area): Update.
2297 (thread_prologue_and_epilogue_insns): Update.
2298 (rest_of_match_asm_constraints): Update.
2299 * stor-layout.c (variable_size): Update.
2300 * gcse.c (gcse_main): Update.
2301 (bypass_jumps): Update.
2302 * gimplify.c (gimplify_function_tree): Update.
2303 * calls.c (emit_call_1): Update.
2304 (expand_call): Update.
2305 * bt-load.c (compute_defs_uses_and_gen): Update.
2306 * except.c (sjlj_assign_call_site_values): Update.
2307 (sjlj_emit_function_enter): Update.
2308 (can_throw_external): Update.
2309 (set_nothrow_function_flags): Update.
2310 (expand_builtin_unwind_init): Update.
2311 (expand_eh_return): Update.
2312 (convert_to_eh_region_ranges): Update.
2313 (output_function_exception_table): Update.
2314 * emit-rtl.c (gen_tmp_stack_mem): Update.
2315 * cfgexpand.c (expand_used_vars): Update.
2316 (tree_expand_cfg): Update.
2317 * cfgcleanup.c (rest_of_handle_jump): Update.
2318 * explow.c (allocate_dynamic_stack_space): Update.
2319 * varasm.c (assemble_start_function): Update.
2320 (force_const_mem): Update.
2321 (mark_constant_pool): Update.
2322 * tree-optimize.c (tree_rest_of_compilation): Update.
2323 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2324 * tree-cfg.c (notice_special_calls): Update.
2325 (is_ctrl_altering_stmt): Update.
2326 (tree_can_make_abnormal_goto): Update.
2327 (tree_purge_dead_abnormal_call_edges): Update.
2328 * config/alpha/predicates.md: Update.
2329 * config/alpha/alpha.c (alpha_sa_mask): Update.
2330 (alpha_sa_size): Update.
2331 (alpha_does_function_need_gp): Update.
2332 (alpha_expand_prologue): Update.
2333 (alpha_start_function): Update.
2334 (alpha_output_function_end_prologue): Update.
2335 (alpha_expand_epilogue): Update.
2336 * config/frv/frv.c (frv_stack_info): Update.
2337 (frv_expand_epilogue): Update.
2338 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2339 (s390_register_info): Update.
2340 (s390_frame_info): Update.
2341 (s390_init_frame_layout): Update.
2342 (s390_can_eliminate): Update.
2343 (save_gprs): Update.
2344 * config/spu/spu.c (spu_split_immediate): Update.
2345 (need_to_save_reg): Update.
2346 (spu_expand_prologue): Update.
2347 (spu_expand_epilogue): Update.
2348 * config/sparc/sparc.md: Update.
2349 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2350 (sparc_tls_got): Update.
2351 (legitimize_pic_address): Update.
2352 (sparc_emit_call_insn): Update.
2353 (sparc_expand_prologue): Update.
2354 (output_return): Update.
2355 (print_operand): Update.
2356 (sparc_function_ok_for_sibcall): Update.
2357 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2358 * config/m32r/m32r.md: Update.
2359 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2360 (m32r_compute_frame_size): Update.
2361 (m32r_expand_prologue): Update.
2362 (m32r_expand_epilogue): Update.
2363 (m32r_legitimize_pic_address): Update.
2364 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2365 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2366 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2368 (ix86_save_reg): Update.
2369 (ix86_compute_frame_layout): Update.
2370 (ix86_expand_prologue): Update.
2371 (ix86_expand_epilogue): Update.
2372 * config/sh/sh.c (output_stack_adjust): Update.
2373 (calc_live_regs): Update.
2374 (sh5_schedule_saves): Update.
2375 (sh_expand_prologue): Update.
2376 (sh_expand_epilogue): Update.
2377 (sh_setup_incoming_varargs): Update.
2378 (sh_allocate_initial_value): Update.
2379 (sh_get_pr_initial_val): Update.
2380 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2381 * config/sh/sh.md (label:): Update.
2382 * config/avr/avr.c (out_movhi_mr_r): Update.
2383 * config/crx/crx.h (enum): Update.
2384 * config/xtensa/xtensa.h (along): Update.
2385 * config/stormy16/stormy16.c Update.
2386 (xstormy16_compute_stack_layout): Update.
2387 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2388 (fr30_expand_prologue): Update.
2389 * config/cris/cris.c (cris_conditional_register_usage): Update.
2390 (cris_reg_saved_in_regsave_area): Update.
2391 (cris_initial_frame_pointer_offset): Update.
2392 (cris_simple_epilogue): Update.
2393 (cris_expand_prologue): Update.
2394 (cris_expand_epilogue): Update.
2395 (cris_expand_pic_call_address): Update.
2396 (cris_asm_output_symbol_ref): Update.
2397 (cris_asm_output_label_ref): Update.
2398 * config/cris/cris.md Update.
2399 * config/iq2000/iq2000.c (compute_frame_size): Update.
2400 (iq2000_expand_epilogue): Update.
2401 * config/mt/mt.h (save_direction): Update.
2402 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2403 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2404 (ia64_secondary_reload_class): Update.
2405 * config/m68k/m68k.c (m68k_save_reg): Update.
2406 (m68k_expand_prologue): Update.
2407 (m68k_expand_epilogue): Update.
2408 (legitimize_pic_address): Update.
2409 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2410 (first_reg_to_save): Update.
2411 (first_altivec_reg_to_save): Update.
2412 (compute_vrsave_mask): Update.
2413 (compute_save_world_info): Update.
2414 (rs6000_stack_info): Update.
2415 (spe_func_has_64bit_regs_p): Update.
2416 (rs6000_ra_ever_killed): Update.
2417 (rs6000_emit_eh_reg_restore): Update.
2418 (rs6000_emit_allocate_stack): Update.
2419 (rs6000_emit_prologue): Update.
2420 (rs6000_emit_epilogue): Update.
2421 (rs6000_output_function_epilogue): Update.
2422 (output_profile_hook): Update.
2423 (rs6000_elf_declare_function_name): Update.
2424 * config/rs6000/rs6000.h (rs6000_args): Update.
2425 * config/rs6000/rs6000.md: Update.
2426 * config/mcore/mcore.c (mcore_expand_prolog): Update.
2427 * config/arc/arc.c (arc_output_function_epilogue): Update.
2428 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
2429 * config/darwin.c (machopic_function_base_name): Update.
2430 * config/score/score3.c (score3_compute_frame_size): Update.
2433 (score3_epilogue): Update.
2434 * config/score/score7.c (score7_compute_frame_size): Update.
2435 (score7_prologue): Update.
2436 (score7_epilogue): Update.
2437 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
2438 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2439 * config/arm/arm.c (use_return_insn): Update.
2440 (require_pic_register): Update.
2441 (arm_load_pic_register): Update.
2442 (arm_compute_save_reg0_reg12_mask): Update.
2443 (arm_compute_save_reg_mask): Update.
2444 (thumb1_compute_save_reg_mask): Update.
2445 (output_return_instruction): Update.
2446 (arm_output_function_prologue): Update.
2447 (arm_output_epilogue): Update.
2448 (arm_get_frame_offsets): Update.
2449 (arm_expand_prologue): Update.
2450 (thumb_pushpop): Update.
2451 (thumb_exit): Update.
2452 (thumb1_expand_prologue): Update.
2453 (thumb1_expand_epilogue): Update.
2454 (arm_unwind_emit): Update.
2455 (arm_output_fn_unwind): Update.
2456 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2457 * config/arm/arm.md: Update.
2458 * config/pa/pa.md: Update.
2459 * config/pa/pa.c (legitimize_pic_address): Update.
2460 (compute_frame_size): Update.
2461 (hppa_expand_prologue): Update.
2462 (hppa_expand_epilogue): Update.
2463 (borx_reg_operand): Update.
2464 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2465 (HARD_REGNO_RENAME_OK): Update.
2466 * config/mips/mips.c (mips_global_pointer): Update.
2467 (mips_save_reg_p): Update.
2468 (mips_compute_frame_info): Update.
2469 (mips_frame_pointer_required): Update.
2470 (mips_expand_prologue): Update.
2471 (mips_expand_epilogue): Update.
2472 (mips_can_use_return_insn): Update.
2473 (mips_reorg_process_insns): Update.
2474 * config/v850/v850.c (compute_register_save_size): Update.
2475 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2476 * config/mmix/mmix.c (along): Update.
2477 (mmix_expand_epilogue): Update.
2478 * config/bfin/bfin.c (legitimize_pic_address): Update.
2479 (must_save_p): Update.
2480 (stack_frame_needed_p): Update.
2481 (add_to_reg): Update.
2482 (bfin_expand_prologue): Update.
2483 * stmt.c (expand_asm_operands): Update.
2484 * reload1.c (reload): Update.
2485 (init_elim_table): Update.
2487 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2489 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2491 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2493 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2494 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2495 (mov<mode>): Removed.
2496 (*movv4sf_internal): Likewise.
2497 (*movv2df_internal): Likewise.
2499 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2501 * config.gcc (crx-*-elf): Remove deprecation.
2503 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2505 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2506 __gcc_deregister_frame with atexit.
2507 (deregister_frame_dtor): Remove.
2509 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2510 Nathan Sidwell <nathan@codesourcery.com>
2512 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2514 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2515 (rs6000_isel): Likewise.
2516 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2517 (rs6000_isel): New variable.
2518 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2520 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2523 * c-common.c (handle_vector_size_attribute): Call
2524 lang_hooks.types.reconstruct_complex_type instead of
2525 reconstruct_complex_type.
2526 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2527 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2528 * langhooks.h (struct lang_hooks_for_types): Add
2529 reconstruct_complex_type hook.
2530 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2531 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2533 2008-04-24 Richard Guenther <rguenther@suse.de>
2535 * c-common.h (check_builtin_function_arguments): Declare.
2536 * c-common.c (validate_nargs): New function.
2537 (check_builtin_function_arguments): Likewise.
2538 * c-typeck.c (build_function_call): Call
2539 check_builtin_function_arguments.
2540 * builtins.c (fold_builtin_classify): Remove error reporting code.
2541 (fold_builtin_unordered_cmp): Likewise.
2542 (fold_builtin_1): Likewise.
2543 (fold_builtin_n): Likewise.
2545 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2547 PR tree-optimization/36008
2548 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2549 the original op1, rather than delta by step.
2551 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2552 Sebastian Pop <sebastian.pop@amd.com>
2554 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2555 eliminate_local_variables_stmt, eliminate_local_variables,
2556 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2557 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2558 of code delimited by two edges in the CFG.
2559 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2560 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2561 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2562 the case of parallelisation of reductions.
2563 (expr_invariant_in_region_p): New.
2565 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2566 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2568 2008-04-24 Ira Rosen <irar@il.ibm.com>
2569 Richard Guenther <rguenther@suse.de>
2571 PR tree-optimization/36034
2572 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2573 incapable of dealing with loads with gaps.
2575 2008-04-24 Rafael Espindola <espindola@google.com>
2577 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2578 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2579 vrp_evaluate_conditional.
2580 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2581 (vrp_evaluate_conditional): Split the cond argument.
2582 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2583 (simplify_stmt_for_jump_threading): Update call to
2584 vrp_evaluate_conditional.
2586 2008-04-24 Ira Rosen <irar@il.ibm.com>
2588 PR tree-optimization/35982
2589 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2590 interleaved data-refs are of the same type.
2592 2008-04-24 Danny Smith <dannysmith@users.net>
2594 * c-format.c (check_format_info_main): Use strncmp rather than a
2595 magic prefix to handle multichar length specs.
2596 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2597 Don't prefix "I64" and "I32" with '\0'.
2599 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2602 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2603 in registers for -m32 only if stdarg_p (fntype).
2605 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2607 PR rtl-optimization/36006
2608 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2609 temp to op0 in order to avoid invalid rtx sharing.
2611 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2613 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2614 check TREE_INVARIANT.
2615 * tree-gimple.c (is_gimple_address): New.
2616 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2617 * tree-gimple.h (is_gimple_address): New.
2618 * tree.h (decl_address_invariant_p): New.
2619 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2620 (build_string): Likewise.
2621 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2622 (tree_invariant_p_1): Likewise.
2623 (save_expr): Use it.
2624 (tree_invariant_p): New.
2625 (skip_simple_arithmetic): Use it.
2626 (stabilize_reference_1): Use it.
2627 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2629 (build1_stat): Drop code to compute TREE_INVARIANT.
2630 (build2_stat): Drop code to compute TREE_INVARIANT.
2631 (build3_stat): Drop code to compute TREE_INVARIANT.
2632 (build4_stat): Drop code to compute TREE_INVARIANT.
2633 (build5_stat): Drop code to compute TREE_INVARIANT.
2634 (build7_stat): Drop code to compute TREE_INVARIANT.
2635 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2636 * tree.h (struct tree_base): Remove invariant_flag.
2637 (TREE_INVARIANT): Remove.
2638 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2639 (fold_builtin_expect): Check TREE_CONSTANT.
2640 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2641 * c-tree.h (c_expr_to_decl): Drop third parameter.
2642 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2643 (build_c_cast): Don't set TREE_INVARIANT.
2644 (pop_init_level): Don't set TREE_INVARIANT.
2645 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2646 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2648 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2649 (gimplify_addr_expr): Adjust comment.
2650 * tree-mudflap.c (mf_build_string):
2651 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2652 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2653 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2654 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2655 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2656 * langhooks.h (struct lang_hooks): Drop third parameter from
2659 2008-04-23 Richard Guenther <rguenther@suse.de>
2661 PR tree-optimization/27799
2662 PR tree-optimization/32921
2663 PR tree-optimization/32624
2664 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2665 SMTs aliases and the tag itself into the solution.
2666 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2667 merge the points-to solution back into the SMT aliases.
2668 (may_alias_p): Use alias_set_subset_of instead of
2669 aliases_conflict_p. A pointer which points to
2670 memory with alias set zero may access any variable.
2672 2008-04-23 Richard Guenther <rguenther@suse.de>
2674 * alias.c (alias_set_subset_of): Correctly handle asking
2675 if zero is a subset of an alias set with zero child.
2676 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2677 (compute_flow_insensitive_aliasing): Correctly walk all
2678 pointers. Do not unnecessarily union sets.
2680 2008-04-23 Richard Guenther <rguenther@suse.de>
2683 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2685 2008-04-22 Tomas Bily <tbily@suse.cz>
2687 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2689 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2691 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2692 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2693 * tree-inline.c (estimate_num_insns_1): Likewise.
2694 * varasm.c (const_hash_1, compare_constant, copy_constant)
2695 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2696 * emit-rtl.c (component_ref_for_mem_expr)
2697 (set_mem_attributes_minus_bitpos): Likewise.
2698 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2699 (is_aligning_offset): Likewise.
2700 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2701 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2702 * dojump.c (do_jump): Likewise.
2703 * builtins.c (get_pointer_alignment, get_memory_rtx)
2704 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2705 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2707 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2709 PR rtl-optimization/36017
2710 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2711 expanding the library call.
2713 2008-04-22 Ian Lance Taylor <iant@google.com>
2715 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2718 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2720 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2721 of LR/CTR moves for Power6.
2723 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2726 * passes.c (init_optimization_passes): Remove
2727 pass_fast_rtl_byte_dce.
2729 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2732 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2733 builtin functions to generate faster code.
2734 (_mm_cvtpu16_ps): Ditto.
2735 (_mm_cvtpi32x2_ps): Ditto.
2737 2008-04-22 Nick Clifton <nickc@redhat.com>
2739 * common.opt (ftree-loop-distribution): Add Optimization
2742 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2743 (frv_expand_builtin_va_start): Likewise.
2745 * config/arm/arm.c (thumb_find_work_register): Fix location of
2746 argument register count.
2748 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2750 Support scheduling for ColdFire V1 and V3 microarchitecture.
2751 Improve scheduling of multiplication instructions.
2753 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2754 (mac): New instruction attribute.
2755 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2756 (m68k_sched_mac): New variable.
2757 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2758 Handle cfv1 and cfv3.
2759 (max_insn_size): New static variable.
2760 (struct _sched_ib): New type.
2761 (sched_ib): New static variable.
2762 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2763 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2764 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2766 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2767 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2768 new variables. Update.
2769 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2770 Add modeling of cfv3 instruction buffer. Update.
2771 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2772 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2773 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2774 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2775 a particular reservation applies to.
2776 (type2): Reorganize attribute values. Rename alu to alu_reg,
2777 alu_l to alu, move_l to omove. Join move to alu. Split mul
2779 (cf_ib_*): Simplify description of instruction buffer.
2780 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2781 (cf_mem): Split into cf_mem1 and cf_mem2.
2782 (cf_v2_move_??): Rename to cfv12_alu_??.
2783 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2784 (cf_v2_mul_??): Remove reservations.
2785 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2786 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2787 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2789 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2790 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2791 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2792 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2793 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2794 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2795 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2796 expansions of the above reservations for instructions of sizes
2799 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2801 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2803 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2805 * coverage.c: Include tree-pass.h.
2806 (coverage_counter_alloc): Print da_file_name to the dump file.
2808 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2810 * sbitmap.c (sbitmap_range_empty_p): New function.
2811 * sbitmap.h (sbitmap_range_empty_p): New function.
2812 * bitmap.h: Now includes obstack.h.
2814 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2815 Kenneth Zadeck <zadeck@naturalbridge.com>
2817 * dbgcnt.def (ra_byte_scan): Added.
2818 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2819 when the last hit happens for a counter.
2820 * timevar.def (TV_DF_BYTE_LR): New variable.
2821 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2822 * passes.c (pass_fast_rtl_byte_dce): New pass.
2823 * fwprop.c (update_df): Added mode to call df_ref_create.
2824 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2825 DF_REF_EXTRACT_OFFSET.
2826 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2827 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2829 (df_ref_extract): Added mode field.
2830 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2831 DF_REF_EXTRACT_OFFSET.
2832 (DF_REF_EXTRACT_MODE): New macro.
2833 (df_byte_lr_bb_info): New structure.
2834 (df_print_byte_regset, df_compute_accessed_bytes,
2835 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2836 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2837 df_byte_lr_simulate_uses,
2838 df_byte_lr_simulate_artificial_refs_at_top,
2839 df_byte_lr_simulate_artificial_refs_at_end,
2840 df_compute_accessed_bytes): New function.
2841 (df_ref_create): Add parameter.
2842 (df_byte_lr_get_bb_info): New inline function.
2843 * df-scan.c (df_ref_record, df_uses_record,
2844 df_ref_create_structure): Added mode parameter.
2845 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2846 df_defs_record, df_uses_record, df_get_conditional_uses,
2847 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2848 df_entry_block_defs_collect, df_exit_block_uses_collect):
2849 Added mode parameter to calls to df_ref_record, df_uses_record,
2850 df_ref_create_structure.
2851 (df_ref_equal_p, df_ref_compare): Added test for modes.
2852 (df_ref_create_structure): Added code to set mode. Renamed
2853 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2854 DF_REF_EXTRACT_OFFSET.
2855 * df-core.c (df_print_byte_regset): New function.
2856 * df-byte-scan.c: New file.
2857 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2858 calls to BITMAP_FREE.
2859 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2860 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2861 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2862 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2863 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2864 df_byte_lr_local_compute, df_byte_lr_init,
2865 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2866 df_byte_lr_transfer_function, df_byte_lr_free,
2867 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2868 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2869 df_byte_lr_simulate_uses,
2870 df_byte_lr_simulate_artificial_refs_at_top,
2871 df_byte_lr_simulate_artificial_refs_at_end): New function.
2872 * dce.c (byte_dce_process_block): New function.
2873 (dce_process_block): au is now passed in rather than computed
2874 locally. Changed loops that look at artificial defs to not look
2875 for conditional or partial ones, because there never are any.
2876 (fast_dce): Now is able to drive byte_dce_process_block or
2877 dce_process_block depending on the kind of dce being done.
2878 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2879 (rest_of_handle_fast_byte_dce): New function.
2880 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2881 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2883 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2886 * gcc.h: Added fortran options that take arguments to
2887 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2890 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2892 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2893 scalarization if on the LHS and not a full access.
2895 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2897 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2899 2008-04-18 Rafael Espindola <espindola@google.com>
2901 * tree-vrp.c (find_case_label_index): Fix the binary search.
2902 (find_case_label_range): New.
2903 (vrp_visit_switch_stmt): Use find_case_label_range.
2904 (simplify_switch_using_ranges): Use find_case_label_range.
2906 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2908 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2909 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2911 2008-04-18 Tom Tromey <tromey@redhat.com>
2914 * doc/cpp.texi (Implementation-defined behavior): Mention
2917 2008-04-18 Ian Lance Taylor <iant@google.com>
2919 * fold-const.c (pointer_may_wrap_p): New static function.
2920 (fold_comparison): Add another test for pointer overflow. Use
2921 pointer_may_wrap_p to disable some false positives.
2923 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2925 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2926 (fname_as_string): Match updated cpp_interpret_string prototype.
2927 (fix_string_type): Support char16_t* and char32_t*.
2928 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2929 derivative) nodes. Register as builtin if C++0x.
2930 (c_parse_error): Support CPP_CHAR{16,32}.
2931 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2932 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2933 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2934 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2935 CTI_CHAR32_ARRAY_TYPE>: New elements.
2936 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2937 char32_type_node, signed_char32_type_node, char16_array_type_node,
2938 char32_array_type_node): New defines.
2939 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2940 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2941 (lex_string): Support CPP_STRING{16,32}, match updated
2942 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2943 (lex_charconst): Support CPP_CHAR{16,32}.
2944 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2945 and CPP_STRING{16,32}.
2947 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2950 * aclocal.m4: Regenerate.
2951 * configure: Regenerate.
2953 2008-04-18 Jan Hubicka <jh@suse.cz>
2955 * except.c (dw2_size_of_call_site_table,
2956 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2958 * cgraphbuild.c (build_cgraph_edges): Update.
2959 * tree-pass.h: Update comment.
2960 * final.c (leaf_function_p): Update.
2961 (leaf_renumber_regs): Update.
2962 (rest_of_clean_state): Update.
2963 * omp-low.c (expand_omp_parallel): Update.
2964 * ipa-reference.c (analyze_function): Update.
2965 * reorg.c (find_end_label): Update.
2966 (optimize_skip): Update.
2967 (fill_simple_delay_slots): Update.
2968 (fill_simple_delay_slots): Update.
2969 (make_return_insns): Update.
2970 (dbr_schedule): Update.
2971 * gimple-low.c (record_vars_into): Update.
2972 * cfgbuild.c (make_edges): Update.
2973 * function.c (assign_stack_local): Update.
2974 (assign_parm_adjust_stack_rtl): Update.
2975 (locate_and_pad_parm): Update.
2976 (allocate_struct_function): Do not initialize stack_alignment_needed
2977 and preferred_stack_boundary here.
2978 (stack_protect_prologue): Update.
2979 (stack_protect_epilogue): Update.
2980 (expand_function_start): Initialize stack_alignment_needed,
2981 preferred_stack_boundary and max_jumptable_ents.
2982 (expand_function_end): Update.
2983 (free_after_compilation): Do not NULLify epilogue_delay_list.
2984 * function.h (struct rtl_data): Add stack_protect_guard,
2985 stack_alignment_needed,
2986 preferred_stack_boundary, epilogue_delay_list.
2987 (struct function): Remove value_histograms, stack_alignment_needed,
2988 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2990 unexpanded_var_list, stack_protect_guard.
2991 (current_function_epilogue_delay_list): Remove.
2992 * ipa-type-escape.c (analyze_function): Update.
2993 * gimplify.c (pop_gimplify_context): Update comment.
2994 * calls.c (expand_call): Update.
2995 (emit_library_call_value_1): Update.
2996 * except.c (set_nothrow_function_flags): Update.
2997 * cfgexpand.c (get_decl_align_unit): Update.
2998 (create_stack_guard): Update.
2999 (estimated_stack_frame_size): Update.
3000 (expand_used_vars): Update.
3001 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3002 * explow.c (allocate_dynamic_stack_space): Update.
3003 * tree-ssa-live.c (remove_unused_locals): Update.
3004 * varasm.c (mark_constant_pool): Update.
3005 * tree-inline.c (remap_decls): Update.
3006 (initialize_cfun): Update.
3007 (declare_return_variable): Update.
3008 (inline_forbidden_p): Update.
3009 (expand_call_inline): Update.
3010 (declare_inline_vars): Update.
3011 (tree_function_versioning): Update.
3012 * tree-flow.h (value_histograms): New.
3013 (VALUE_HISTOGRAMS): New macro.
3014 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3016 * tree-cfg.c (set_bb_for_stmt): Update.
3017 (replace_by_duplicate_decl): Update.
3018 (move_block_to_fn): Update.
3019 (new_label_mapper): Update.
3020 (dump_function_to_file): Update.
3021 * ipa-struct-reorg.c (build_data_structure): Update.
3022 * cfgrtl.c (print_rtl_with_bb): Update.
3023 * reload1.c (reload): Update.
3025 * config/i386/i386.c (setup_incoming_varargs_64,
3026 ix86_compute_frame_layout): Update.
3027 * config/arc/arc.c (arc_output_function_epilogue): Update.
3029 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3031 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3032 for FreeBSD as well.
3033 * gthr-posix95.h: Likewise.
3035 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3037 PR rtl-optimization/35838
3038 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3039 out the byte offset of the first subreg.
3041 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3043 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3044 to split_ti instead of three separate calls with single member arrays.
3045 (subti3 splitter): Ditto.
3046 (adddi3 splitter): Ditto with split_di.
3047 (subdi3 splitter): Ditto.
3048 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3049 two separate calls with single member arrays. Swap match_dup
3050 operands 1 and 2 to better fit into the array.
3051 (negdi2 splitter): Ditto with split_di.
3052 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3053 two separate calls with single member arrays. Swap match_dup operands
3054 6 and 7 to better fit into the array.
3056 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3058 * config/i386/i386.c (sse_builtin_type): New.
3059 (bdesc_sse_args): Likewise.
3060 (bdesc_sse_3arg): Removed.
3061 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3062 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3063 IX86_BUILTIN_ROUNDPS.
3064 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3065 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3066 IX86_BUILTIN_ROUNDPS.
3067 (ix86_expand_sse_4_operands_builtin): Removed.
3068 (ix86_expand_sse_operands_builtin): New.
3069 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3070 and CODE_FOR_sse4_1_roundps.
3071 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3072 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3074 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3077 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3078 regs before frame pop when needed. If use_backchain_to_restore_sp
3079 then load backchain into a temp reg to restore vr and vrsave. Add
3080 code to restore vr after frame pop if possible.
3082 2008-04-17 Richard Guenther <rguenther@suse.de>
3084 * tree-vn.c (expressions_equal_p): Do not check type
3085 equality or compatibility before calling operand_equal_p.
3086 * fold-const.c (operand_equal_p): Check equivalence of
3087 integer constants before bailing out due to signedness or
3088 precision differences.
3089 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3090 spurious differences in type qualification. Ignore types
3091 for COMPONENT_REFs at all.
3093 2008-04-17 Christian Bruel <christian.bruel@st.com>
3095 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3096 msw_skip comparison.
3098 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3101 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3104 PR tree-optimization/35899
3105 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3106 rather than TREE_OPERAND.
3108 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3111 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3112 temporary registers. Change operand predicate to general_operand.
3113 (remainderxf3): Ditto.
3115 2008-04-16 Richard Guenther <rguenther@suse.de>
3117 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3118 * tree-affine.c (aff_combination_expand): Look through some
3121 2008-04-15 Doug Kwan <dougkwan@google.com>
3123 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3125 * tree-pretty-print.c (dump_generic_node): Ditto.
3126 * final.c (output_addr_const): Ditto.
3127 * dwarf2out.c (output_cfi): Ditto.
3128 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3129 * print-rtl.c (print_rtx): Ditto.
3130 * print-tree.c (print_node_brief, print_node): Ditto.
3131 * c-common.c (match_case_to_enum_1): Ditto.
3132 * sched-vis.c (print_value): Ditto.
3133 * config/i386/i386.c (print_operand): Cast to long unsigned int
3136 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3137 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3138 MS Windows VirtualProtect function.
3140 2008-04-15 Jan Hubicka <jh@suse.cz>
3142 * gengtype.c (write_root): Param_is argument is OK.
3143 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3144 * function.h: Include varray.h
3145 (rtl_eh): New stucture based on except.c one.
3146 (call_site_record): New forward declaration and vector type.
3147 * calls.c (emit_call_1): Do not call
3148 note_current_region_may_contain_throw.
3149 * except.c (eh_status): Remove cur_region, try_region since they are
3151 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3152 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3153 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3154 Remove call_site_data_used, call_site_data_size.
3155 Turn call_site_record into vector in function.h.
3156 (note_current_region_may_contain_throw): Remove.
3157 (get_exception_pointer, get_exception_filter): Do not take struct
3158 function argument; update.
3159 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3160 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3161 build_post_landing_pads, dw2_build_landing_pads,
3162 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3163 sjlj_emit_function_enter, sjlj_emit_function_enter,
3164 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3165 sjlj_build_landing_pads, finish_eh_generation,
3166 remove_exception_handler_label, remove_eh_handler,
3167 maybe_remove_eh_handler, add_reachable_handler,
3168 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3169 add_action_record, collect_one_action_chain, add_call_site,
3170 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3171 sjlj_output_call_site_table, output_function_exception_table,
3172 * except.h (note_current_region_may_contain_throw): Remove
3173 (get_exception_pointer, get_exception_filter): Do not take struct
3175 * Makefile.in (GTFILES): Put varargs before struct function.
3177 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3179 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3180 punt for STRING_CST.
3181 (get_constraint_for): Deal with STRING_CST here instead.
3183 2008-04-15 Richard Guenther <rguenther@suse.de>
3185 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3186 statements in a basic-block with a backward walk. Do not
3187 substitute into dead statements but instead remove those.
3189 2008-04-15 Richard Guenther <rguenther@suse.de>
3191 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3192 to zero, thus disable creation of SFTs.
3194 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3196 * tree-predcom.c (suitable_reference_p): Return false if the
3197 reference can throw.
3199 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3202 * c-decl.c (finish_decl): If extern or static var has variable
3203 size, set TREE_TYPE (decl) to error_mark_node.
3205 2008-04-15 Rafael Espindola <espindola@google.com>
3207 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3210 2008-04-15 Richard Guenther <rguenther@suse.de>
3212 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3213 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3214 (visit_reference_op_load): Do walk vuse-vdef chains on
3215 vn_reference_lookup.
3216 (visit_reference_op_store): But do not here.
3217 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3218 vn_reference_lookup.
3219 (vn_lookup_with_vuses): But do so here.
3221 2008-04-14 Ian Lance Taylor <iant@google.com>
3223 * fold-const.c (fold_overflow_warning): Remove assertion.
3225 2008-04-15 Ben Elliston <bje@au.ibm.com>
3227 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3228 temp1 local variables.
3230 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3233 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3234 ".text.unlikely" section as executable.
3236 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3238 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3239 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3240 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3241 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3242 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3243 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3244 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3246 2008-04-14 Ian Lance Taylor <iant@google.com>
3248 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3249 * fold-const.c (fold_comparison): If appropriate, test
3250 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3251 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3252 reassociating a pointer type.
3253 * doc/invoke.texi (Optimize Options): Document that
3254 -fstrict-overflow applies to pointer wraparound.
3256 2008-04-13 Jan Hubicka <jh@suse.cz>
3258 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3260 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3262 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3263 we are going to "save the world".
3265 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3267 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3268 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3269 operand 0 constraint, not "=".
3271 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3273 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3275 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3277 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3278 of size of positions_needed * CHAR_BIT.
3280 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3283 * dse.c (store_info): Change positions_needed to unsigned
3285 (lowpart_bitmask): New.
3286 (record_store): Cast to unsigned HOST_WIDE_INT for
3287 positions_needed. Assert width <= size of positions_needed *
3288 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3289 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3290 lowpart_bitmask to set mask.
3292 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3294 * config/bfin/constraints.md: New file.
3295 * config/bfin/bfin.md: Include it.
3296 (adddi3): Use satisfies_constraint functions instead of the old macros.
3297 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3298 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3299 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3300 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3301 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3302 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3303 EXTRA_CONSTRAINT): Delete.
3304 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3305 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3307 * config/bfin/bfin.c: Include "tm-constrs.h".
3308 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3309 Use satisfies_constraint functions instead of the old macros.
3310 * doc/md.texi (Blackfin Constraints): Update file name reference.
3312 2008-04-11 Richard Guenther <rguenther@suse.de>
3314 PR tree-optimization/35869
3315 * tree-vrp.c (execute_vrp): Move switch statement update after
3316 jump threading. Schedule another cfg cleanup run.
3318 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3321 * attribs.c (decl_attributes): Return early on errorneous node.
3323 2008-04-10 Oleg Ryjkov <olegr@google.com>
3325 * tree.h (struct tree_base): Added a new flag default_def_flag.
3326 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3328 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3330 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3332 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3335 * pa.md: Define mode iterator P. Define mode attribute dwc.
3336 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3337 (icacheflush): Likewise.
3338 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3339 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3341 2008-04-11 Ben Elliston <bje@au.ibm.com>
3343 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3345 2008-04-10 Rafael Espindola <espindola@google.com>
3347 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3348 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3349 (extract_range_from_expr): The same.
3351 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3353 * config/mips/mips.md (GPR2): New mode iterator.
3355 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3356 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3357 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3358 Rewrite these to take two modes, the mode of comparison and the
3359 mode of the destination.
3360 * config/mips/mips.c (mips_expand_scc): Instead of having
3361 paradoxical subreg as destination, expand "narrowing" scc if mode
3362 of comparison is SI and target is requested in DI mode.
3363 (mips_emit_int_order_test): Update comment. Make mode of
3364 comparison match CMP0 rather than TARGET. When creating inverse
3365 target use mode of TARGET.
3367 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3369 * gcov-dump.c (tag_summary): Only print summaries for the first
3370 GCOV_COUNTERS_SUMMABLE counters.
3372 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3374 * config/i386/i386.md (absneg): New code iterator.
3375 (absnegprefix): New code attribute.
3376 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3377 patterns using absneg code iterator.
3378 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3379 using absneg code iterator.
3380 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3381 *neg<mode>2 patterns using absneg code iterator.
3382 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3383 *negextendsfdf2 patterns using absneg code iterator.
3384 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3385 *negextendsfxf2 patterns using absneg code iterator.
3386 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3387 *negextendsfdf2 patterns using absneg code iterator.
3388 * config/i386/sse.md (<code><mode>2): Macroize expander from
3389 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3391 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3393 * config/s390/s390.h: Remove the remains of the recent search
3394 & replace action of current_function_outgoing_args_size.
3396 2008-04-10 Ira Rosen <irar@il.ibm.com>
3398 PR tree-optimization/35821
3399 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3400 NEW_STMT_LIST is not NULL.
3402 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3405 * toplev.c (process_options): Remove -ffunction-sections debugging
3408 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3410 PR middle-end/PR28690
3411 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3412 than gen_rtx_fmt_ee to perform more canonicalizations.
3414 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3417 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3419 2008-04-09 Richard Guenther <rguenther@suse.de>
3421 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3422 (dump_function_to_file): Dump function arguments with types.
3424 2008-04-08 Richard Guenther <rguenther@suse.de>
3426 * fold-const.c (fold_widened_comparison): Do not allow
3427 sign-changes that change the result.
3429 2008-04-08 Janis Johnson <janis187@us.ibm.com>
3432 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
3433 kinds of indirect references.
3435 2008-04-08 David Edelsohn <edelsohn@gnu.org>
3437 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
3438 GNU Fortran language string.
3440 2008-04-08 Rafael Espindola <espindola@google.com>
3442 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
3443 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
3444 * tree.h (tree_call_nonnegative_warnv_p): New.
3446 2008-04-08 Jan Hubicka <jh@suse.cz>
3448 * function.c (free_after_compilation): Clear out regno_reg_rtx
3451 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
3454 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3456 PR middle-end/PR28690
3457 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3458 same precedence as REG_POINTER and MEM_POINTER operands.
3460 2008-04-08 Richard Guenther <rguenther@suse.de>
3463 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3464 for adding index to base.
3466 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3468 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3469 (MINGW_ENABLE_EXECUTE_STACK): New.
3470 (IN_LIBGCC2): For libgcc include windows.h file for
3471 function declarations.
3473 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3475 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3476 and tem2 if tem1 is not a REG or MULT.
3478 2008-04-08 Jan Hubicka <jh@suse.cz>
3480 * function.h (incomming_args): Break out of struct function.
3481 (function_subsections): Break out of struct function.
3482 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3483 return_rtx and hard_reg_initial_vals from struct function.
3484 Kill inl_max_label_num.
3485 (current_function_pops_args, current_function_args_info,
3486 current_function_args_size, current_function_args_size,
3487 current_function_pretend_args_size,
3488 current_function_outgoing_args_size,
3489 current_function_internal_arg_pointer, current_function_return_rtx):
3490 Kill compatibility accestor macros.
3491 * builtins.c (expand_builtin_apply_args_1): Update.
3492 (expand_builtin_next_arg): Update.
3493 * df-scan.c (df_get_call_refs): Update.
3494 * dbxout.c (dbxout_function_end): Update.
3495 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3496 (output_line_info): Update.
3497 (secname_for_decl): Update.
3498 (dwarf2out_var_location): Update.
3499 * function.c (free_after_compilation): Update.
3500 (assign_parm_find_stack_rtl): Update.
3501 (assign_parms): Update.
3502 (expand_dummy_function_end): Update.
3503 (expand_function_end): Update.
3504 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3505 (expand_call): Update.
3506 (emit_library_call_value_1): Update.
3507 (store_one_arg): Update.
3508 * varasm.c (initialize_cold_section_name): Update.
3509 (unlikely_text_section): Update.
3510 (unlikely_text_section_p): Update.
3511 (assemble_start_function): Update.
3512 (assemble_end_function): Update.
3513 (default_section_type_flags): Update.
3514 (switch_to_section): Update.
3515 * integrate.c (set_decl_abstract_flags): Update.
3516 (get_hard_reg_initial_val): Update.
3517 (has_hard_reg_initial_val): Update.
3518 (allocate_initial_values): Update.
3519 * resource.c (init_resource_info): Update.
3520 * config/alpha/alpha.c (NUM_ARGS): Update.
3521 (direct_return): Update.
3522 (alpha_va_start): Update.
3523 (alpha_sa_size): Update.
3524 (alpha_initial_elimination_offset): Update.
3525 (alpha_expand_prologue): Update.
3526 (alpha_start_function): Update.
3527 (alpha_expand_epilogue): Update.
3528 (unicosmk_initial_elimination_offset):
3529 * config/alpha/alpha.md (call expander): Update.
3530 * config/s390/s390.c (s390_register_info): Update.
3531 (s390_register_info): Update.
3532 (s390_frame_info): Update.
3533 (s390_initial_elimination_offset): Update.
3534 (s390_build_builtin_va_list): Update.
3535 (s390_va_start): Update.
3536 * config/spu/spu.c (direct_return): Update.
3537 (spu_expand_prologue): Update.
3538 (spu_initial_elimination_offset): Update.
3539 (spu_build_builtin_va_list): Update.
3540 (spu_va_start): Update.
3541 * config/sparc/sparc.c (sparc_init_modes): Update.
3542 (sparc_compute_frame_size): Update.
3543 (function_value): Update.
3544 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3545 * config/i386/i386.md (return expander): Update.
3546 * config/i386/i386.c (ix86_va_start): Update.
3547 (ix86_can_use_return_insn_p): Update.
3548 (ix86_compute_frame_layout): Update.
3549 (ix86_expand_epilogue): Update.
3550 * config/sh/sh.c (output_stack_adjust): Update.
3551 (calc_live_regs): Update.
3552 (sh_expand_prologue): Update.
3553 (sh_builtin_saveregs): Update.
3554 (sh_va_start): Update.
3555 (initial_elimination_offset): Update.
3556 (sh_allocate_initial_value): Update.
3557 (sh_function_ok_for_sibcall): Update.
3558 (sh_get_pr_initial_val): Update.
3559 * config/sh/sh.md (return expander): Update.
3560 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3561 * config/crx/crx.c (crx_compute_frame): UPdate.
3562 (crx_initial_elimination_offset): UPdate.
3563 * config/xtensa/xtensa.c (compute_frame_size): Update
3564 (xtensa_builtin_saveregs): Update.
3565 (xtensa_va_start): Update.
3566 (order_regs_for_local_alloc): Update.
3567 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3568 (xstormy16_expand_builtin_va_start): Update.
3569 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3570 * config/m68hc11/m68hc11.md (return expanders): Update.
3571 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3572 (expand_epilogue): Update.
3573 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3574 (cris_simple_epilogue): Update.
3575 (cris_expand_prologue): Update.
3576 (cris_expand_epilogue): Update.
3577 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3578 (compute_frame_size): Update.
3579 * config/mt/mt.c (mt_compute_frame_size): Update.
3580 * config/mn10300/mn10300.c (expand_prologue): Update.
3581 (expand_epilogue): Update.
3582 (initial_offset): Update.
3583 (mn10300_builtin_saveregs):
3584 * config/mn10300/mn10300.md (return expander): Update.
3585 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3586 (ia64_initial_elimination_offset): Update.
3587 (ia64_initial_elimination_offset): Update.
3588 (ia64_expand_prologue): Update.
3589 * config/m68k/m68k.md (return expander): Update.
3590 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3591 (rs6000_stack_info): Update.
3592 * config/mcore/mcore.c (layout_mcore_frame): Update.
3593 (mcore_expand_prolog): Update.
3594 * config/arc/arc.c (arc_compute_frame_size): Update.
3595 * config/score/score3.c (score3_compute_frame_size): Update.
3596 * config/score/score7.c (score7_compute_frame_size): Update.
3597 * config/arm/arm.c (use_return_insn): Update.
3598 (thumb_find_work_register): Update.
3599 (arm_compute_save_reg_mask): Update.
3600 (arm_output_function_prologue): Update.
3601 (arm_output_epilogue): Update.
3602 (arm_size_return_regs): Update.
3603 (arm_get_frame_offsets): Update.
3604 (arm_expand_prologue): Update.
3605 (thumb_exit): Update.
3606 (thumb_unexpanded_epilogue): Update.
3607 (thumb1_output_function_prologue): Update.
3608 * config/pa/pa.md (return expander): Update.
3609 * config/pa/pa.c (compute_frame_size): Update.
3610 (hppa_builtin_saveregs): Update.
3611 * config/mips/mips.c (mips_va_start): Update.
3612 (mips16_build_function_stub): Update.
3613 (mips_compute_frame_info): Update.
3614 (mips_restore_gp): Update.
3615 (mips_output_function_prologue): Update.
3616 (mips_expand_prologue): Update.
3617 * config/v850/v850.c (compute_frame_size): Update.
3618 (expand_prologue): * config/mmix/mmix.c (along): update.
3619 (mmix_initial_elimination_offset): update.
3620 (mmix_reorg): update.
3621 (mmix_use_simple_return): update.
3622 (mmix_expand_prologue): update.
3623 (mmix_expand_epilogue): Update.
3624 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3625 (emit_link_insn): Update.
3627 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3629 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3630 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3632 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3635 2008-04-07 Jan Hubicka <jh@suse.cz>
3637 * function.h (rtl): Rename to x_rtl.
3639 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3640 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3641 used_temp_slots avail_temp_slots, temp_slot_level,
3642 nonlocal_goto_handler_labels): Update accesstors.
3643 (rtl): New global variable.
3644 (struct function): Move some fileds to rtl_data.
3645 (get_arg_pointer_save_area): Update prototype.
3646 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3647 get_arg_pointer_save_area.
3648 * expr.c (init_expr): Update
3649 * function.c (get_frame_size): Update
3650 (assign_stack_local): Update
3651 (expand_function_end): Update.
3652 (get_art_pointer_save_area): Update
3654 * emit-rtl.c (rtl): Declare.
3655 (regno_reg_rtx): Declare.
3656 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3658 (gen_reg_rtx): Update.
3659 * varasm.c (n_deferred_constatns): Update accestor.
3660 (init_varasm_status): Do not allocate varasm_status.
3661 (force_const_mem, get_pool_size, output_constant_pool): Update.
3662 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3663 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3664 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3665 * sparc/sparc.h (INIT_EXPANDERS): Update.
3666 * ia64/ia64.h (INIT_EXPANDERS): Update.
3668 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3670 * reload.c (push_secondary_reload): Add missing break to for loop.
3672 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3674 PR middle-end/PR28690
3675 * rtlanal.c: Update copyright years.
3676 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3677 as REG_POINTER and MEM_POINTER operands.
3678 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3679 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3680 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3681 * gcse.c: Update copyright years.
3682 (pre_delete): Call gen_reg_rtx_and_attrs.
3683 (hoist_code): Likewise.
3684 (build_store_vectors): Likewise.
3685 (delete_store): Likewise.
3686 * loop-invariant.c (move_invariant_reg): Likewise.
3687 Update copyright years.
3689 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3691 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3692 control string instead of quoted.
3694 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3696 * doc/rtl.texi: Rewrite of subreg section.
3698 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3701 * config/i386/i386.c (legitimize_pic_address): Add treating
3702 of dllimport SYM_REF's.
3703 (legitimize_dllimport_symbol): Add prototype.
3705 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3707 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3708 reference in constructor with non self-referential type.
3710 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3712 Removal of Return with Depressed Stack Pointer support
3713 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3714 (ECF_SP_DEPRESSED): Likewise.
3715 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3716 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3717 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3718 (expand_call): Do not test ECF_SP_DEPRESSED.
3719 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3720 * function.c (keep_stack_depressed): Delete.
3721 (handle_epilogue_set): Likewise.
3722 (update_epilogue_consts): Likewise.
3723 (emit_equiv_load): Likewise.
3724 (thread_prologue_and_epilogue_insns): Remove support for Return with
3725 Depressed Stack Pointer.
3726 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3728 2008-04-06 Richard Guenther <rguenther@suse.de>
3730 PR tree-optimization/35400
3731 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3732 information from SSA_NAMEs.
3734 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3736 * config/avr/avr.h (avr_mega_p): Remove declaration.
3737 (AVR_MEGA): Remove macro.
3738 * config/avr/avr.c (avr_mega_p): Remove variable.
3739 (avr_override_options): Remove inicializion of avr_mega_p.
3740 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3741 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3742 (avr_jump_mode): (Ditto.).
3743 (avr_output_progmem_section_asm_op): (Ditto.).
3744 (avr_asm_init_sections): (Ditto.).
3745 (avr_asm_init_sections): (Ditto.).
3746 (avr_rtx_costs): (Ditto.).
3747 * config/avr/avr.md: (Ditto.).
3748 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3751 2008-04-06 Richard Guenther <rguenther@suse.de>
3753 PR tree-optimization/35842
3754 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3755 is_gimple_invariant_address.
3757 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3759 * gcc.c (default_compilers): Sync Fortran extensions list with
3760 that in fortran/lang-specs.h.
3761 * doc/invoke.texi: Likewise.
3762 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3763 * dwarf2out.c (gen_compile_unit_die): Likewise.
3765 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3767 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3769 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3772 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3773 attribute is used for nested functions.
3775 2008-04-05 Jan Hubicka <jh@suse.cz>
3777 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3779 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3781 (dump_files): Update.
3782 (enable_rtl_dump_file): Do not accept letter argument.
3783 * tree-pass.h (dump_file_info): Remove letter argument.
3784 * toplev.c (decode_d_option): Update -da handling.
3785 * toplev.h (enable_rtl_dump_file): Update prototype.
3786 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3787 it out based on pass type.
3788 (register_dump_files_1): Likewise.
3789 (init_optimization_passes): Update register_one_dump_file calls.
3790 (execute_one_pass): Sanity check that IPA passes are called at IPA
3791 level and RTL passes at RTL level.
3792 (execute_pass_list): IPA pass can not be after or subpass of
3794 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3795 disallov RTL subpasses of IPA subpasses.
3797 2008-04-05 Ben Elliston <bje@au.ibm.com>
3799 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3800 builtins that return exactly once and do not throw. Cache call to
3803 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3805 PR rtl-optimization/34916
3807 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3808 between instruction pairs.
3810 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3812 * doc/invoke.texi: Document -mbitops for SH.
3813 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3814 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3815 * config/sh/sh.c (print_operand): Add %t operand code.
3816 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3817 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3818 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3819 (extendqihi2): Likewise.
3820 (movqi_i): Likewise.
3821 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3822 (extv): Use bld instruction for SH2A if possible.
3824 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3825 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3826 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3827 (bset.b, bclr.b): Define peepholes.
3828 * config/sh/sh.opt (mbitops): New option.
3830 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3833 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3834 and view convert expression.
3836 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3839 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3841 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3843 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3845 * config/i386/cpuid.h (bit_AES): New.
3846 (bit_PCLMUL): Likewise.
3848 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3849 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3850 SSE2 if AES or PCLMUL is enabled.
3851 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3852 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3853 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3854 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3855 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3856 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3857 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3858 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3859 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3860 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3861 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3862 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3863 __builtin_ia32_aeskeygenassist128 and
3864 __builtin_ia32_pclmulqdq128.
3865 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3866 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3867 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3869 * config/i386/i386.h (TARGET_AES): New.
3870 (TARGET_PCLMUL): Likewise.
3871 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3873 * config/i386/i386.md (UNSPEC_AESENC): New.
3874 (UNSPEC_AESENCLAST): Likewise.
3875 (UNSPEC_AESDEC): Likewise.
3876 (UNSPEC_AESDECLAST): Likewise.
3877 (UNSPEC_AESIMC): Likewise.
3878 (UNSPEC_AESKEYGENASSIST): Likewise.
3879 (UNSPEC_PCLMUL): Likewise.
3881 * config/i386/i386.opt (maes): New.
3882 (mpclmul): Likewise.
3884 * config/i386/sse.md (aesenc): New pattern.
3885 (aesenclast): Likewise.
3887 (aesdeclast): Likewise.
3889 (aeskeygenassist): Likewise.
3890 (pclmulqdq): Likewise.
3892 * config/i386/wmmintrin.h: New.
3894 * doc/extend.texi: Document AES and PCLMUL built-in function.
3896 * doc/invoke.texi: Document -maes and -mpclmul.
3898 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3900 * function.c (free_after_parsing): Replace with
3901 cxx_push_function_context from C++ front-end.
3902 (allocate_struct_function): Don't call langhook.
3903 * langhooks.h (struct lang_hooks_for_functions): Delete.
3904 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3906 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3907 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3908 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3909 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3910 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3911 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3912 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3914 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3915 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3917 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3920 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3923 2008-04-04 Richard Guenther <rguenther@suse.de>
3926 * fold-const.c (optimize_minmax_comparison): Use the correct
3927 type for the constant in the simplified comparison.
3929 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3931 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3932 Pass L2 size as "--param l2-cache-size" to the compiler.
3933 (decode_l2_cache): New function to decode L2 cache parameters using
3934 0x8000006 extended cpuid function.
3935 (detect_caches_amd): Determine parameters of L2 cache using
3936 decode_l2_caches function.
3937 (decode_caches_intel): Decode L2 cache parameters.
3938 (detect_caches_intel): Determine L2 cache parameters using
3939 decode_caches_intel and decode_l2_caches functions.
3941 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3943 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3944 secondary input reload for subword loads from the constant pool.
3946 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3949 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3950 constants of the appropriate size for runtime calculations.
3953 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3954 decimal-float literal constant zero.
3956 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3959 * c-parser.c (c_parser_omp_atomic): Call
3960 default_function_array_conversion on the RHS.
3963 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3964 call is_variable_sized if decl has incomplete type.
3966 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3968 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3970 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3972 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3974 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3975 (sgt<u>): Merge sgt and sgtu into new expander.
3976 (sgt, sgtu): Remove expanders.
3977 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3978 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3979 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3980 *sgtu_<mode>_mips16 into new pattern.
3981 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3982 (sge<u>): Merge sge and sgeu into new expander.
3983 (sge, sgeu): Remove expanders.
3984 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3986 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3987 (slt<u>): Merge slt and sltu into new expander.
3988 (slt, sltu): Remove expanders.
3989 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3990 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3991 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3992 *sltu_<mode>_mips16 into new pattern.
3993 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3994 (sle<u>): Merge sle and sleu into new expander.
3995 (sle, sleu): Remove expanders.
3996 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3997 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3998 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3999 *sleu_<mode>_mips16 into new pattern.
4000 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4002 2008-04-03 Jan Hubicka <jh@suse.cz>
4004 PR tree-optimization/35795
4005 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4006 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4007 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4008 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4009 * score/score3.c (score3_output_mi_thunk): Likewise.
4010 * score/score7.c (score7_output_mi_thunk): Likewise.
4011 * mips/mips.c (mips_output_mi_thunk): Likewise.
4013 2008-04-03 Richard Guenther <rguenther@suse.de>
4015 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4016 conversions. Simplify code.
4018 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4020 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4022 2008-04-03 Tom Tromey <tromey@redhat.com>
4023 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4025 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4026 * config/bfin/t-bfin-linux (generated_files): Add
4027 linux-sysroot-suffix.h.
4028 * doc/install.texi (Prerequisites): Require make 3.80.
4029 * doc/sourcebuild.texi (Front End Directory): Document new
4031 * Makefile.in (generated_files): New variable.
4032 (ALL_HOST_OBJS): New variable.
4033 ($(ALL_HOST_OBJS)): New target.
4035 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4037 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4038 (remap_block): Call id->transform_lang_insert_block instead
4040 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4041 Set id.transform_lang_insert_block to NULL.
4042 (clone_body): Move to cp/optimize.c
4043 * tree-inline.h (struct copy_body_data): Change
4044 transform_lang_insert_block to function pointer.
4045 (copy_generic_body, copy_decl_no_change): Export.
4046 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4047 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4048 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4050 * c-tree.h (insert_block): Kill.
4051 * c-decl.c (insert_block): Kill.
4053 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4055 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4056 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4057 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4059 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4060 argument, call {push,pop}_function_context from here.
4061 * c-parser.c: Use c_{push,pop}_function_context.
4063 * function.c (push_function_context_to): Move meat ...
4064 (push_function_context): ... here. Simplify.
4065 * function.c (pop_function_context_from): Move meat ...
4066 (pop_function_context): ... here. Simplify.
4067 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4069 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4070 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4071 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4072 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4074 2008-04-03 Ben Elliston <bje@au.ibm.com>
4076 * expmed.c (extract_force_align_mem_bit_field): Remove.
4078 2008-04-03 Richard Guenther <rguenther@suse.de>
4081 * expr.h (try_casesi): Adjust prototype.
4082 * expr.c (try_casesi): Take fallback label as extra parameter.
4083 Use that for gen_casesi if default_label is NULL.
4084 * stmt.c (expand_case): Pass fallback label to try_casesi,
4085 make sure to fill gaps with a fallback label if default_label
4088 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4091 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4093 2008-04-03 Ben Elliston <bje@au.ibm.com>
4095 * expmed.c (extract_split_bit_field): Remove if (0) code.
4096 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4097 (do_ds_constraint): Likewise.
4099 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4101 * doc/cppopts.texi (-dU): Document.
4102 * c-common.h (flag_dump_macros): Update comment.
4103 * c-opts.c (handle_OPT_d): Handle -dU.
4104 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4105 dump_queued_macros, cb_used_define, cb_used_undef): New.
4106 (init_pp_output): Handle -dU.
4107 (cb_line_change): Call dump_queued_macros.
4108 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4110 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4112 * config/avr/predicates.md (io_address_operand): New predicate.
4113 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4114 * config/avr/avr.c (avr_io_address_p): Remove function.
4115 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4116 'avr_io_address_p' function.
4117 (out_movhi_r_mr): (Ditto.).
4118 (out_movqi_mr_r): (Ditto.).
4119 (out_movhi_mr_r): (Ditto.).
4120 (avr_address_cost): (Ditto.).
4122 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4124 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4125 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4126 in 32bit mode when XMM registers are available to avoid store
4128 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4129 corresponding post-reload splitters.
4131 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4133 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4134 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4135 __builtin_ia32_roundss.
4136 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4137 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4138 __builtin_ia32_roundss.
4139 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4140 IX86_BUILTIN_SHUFPD here.
4142 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4144 * config/i386/i386.md (plogic): New.
4145 (plogicprefix): Likewise.
4147 * config/i386/mmx.md (mmx_<code><mode>3): New.
4148 (mmx_and<mode>3): Removed.
4149 (mmx_ior<mode>3): Likewise.
4150 (mmx_xor<mode>3): Likewise.
4152 * config/i386/sse.md (<code><mode>3): New.
4153 (*<code><mode>3): Likewise.
4154 (*<code><mode>3): Likewise.
4155 (<code><mode>3): Likewise.
4156 (*sse_<code><mode>3): Likewise.
4157 (*sse2_<code><mode>3): Likewise.
4158 (<code>tf3): Likewise.
4159 (*<code>tf3): Likewise.
4160 (and<mode>3): Likewise.
4161 (*and<mode>3): Likewise.
4162 (ior<mode>3): Removed.
4163 (*ior<mode>3): Likewise.
4164 (xor<mode>3): Likewise.
4165 (*xor<mode>3): Likewise.
4166 (*and<mode>3): Likewise.
4167 (*ior<mode>3): Likewise.
4168 (*xor<mode>3): Likewise.
4169 (and<mode>3): Likewise.
4170 (*sse_and<mode>3): Likewise.
4171 (*sse2_and<mode>3): Likewise.
4173 (*andtf3): Likewise.
4174 (ior<mode>3): Likewise.
4175 (*sse_ior<mode>3): Likewise.
4176 (*sse2_ior<mode>3): Likewise.
4178 (*iortf3): Likewise.
4179 (xor<mode>3): Likewise.
4180 (*sse_xor<mode>3): Likewise.
4181 (*sse2_xor<mode>3): Likewise.
4183 (*xortf3): Likewise.
4185 2008-04-02 Richard Guenther <rguenther@suse.de>
4187 PR tree-optimization/14495
4188 PR tree-optimization/34793
4189 * tree-vrp.c (struct switch_update): New structure.
4190 (to_remove_edges, to_update_switch_stmts): New VECs.
4191 (simplify_switch_using_ranges): New function. Remove not taken
4192 case labels and edges.
4193 (simplify_stmt_using_ranges): Call it.
4194 (identify_jump_threads): Mark edges we have queued for removal
4195 so we don't thread them.
4196 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4198 * tree-cfg.c (group_case_labels): Deal with missing default label.
4199 (tree_verify_flow_info): Allow missing default label.
4200 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4201 (emit_case_nodes): Likewise.
4202 (expand_case): Do not rely on the default label to be present.
4203 * expr.c (try_casesi): Deal with NULL default_label.
4204 (do_tablejump): Likewise.
4206 2008-04-02 Richard Guenther <rguenther@suse.de>
4208 PR tree-optimization/14495
4209 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4210 SWITCH_EXPR here ...
4211 (vrp_visit_switch_stmt): ... but here (new function).
4212 (find_case_label_index): New helper function.
4213 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4215 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4217 * fwprop.c: Fix ISO-C99ism.
4219 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4222 * Makefile.in (objdir): Set it here.
4223 * configure.ac: Not here. Find dynamic linker characteristics.
4224 * exec-tool.in: Use them.
4225 * aclocal.m4: Regenerate.
4226 * configure: Regenerate.
4228 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4230 * expr.c (expand_var): Delete it.
4231 * expr.h (expand_var): Delete prototype.
4232 * function.c (expand_function_start): Use expand_decl instead.
4233 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4236 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4238 PR rtl-optimization/35542
4239 * fwprop.c (forward_propagate_and_simplify): Replace
4240 loc_reg_mentioned_in_p with reg_mentioned_p.
4242 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4244 PR rtl-optimization/35281
4245 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4246 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4247 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4248 (varying_mem_p): Move above propagate_rtx.
4249 (all_uses_available_at): Do not check MEMs.
4251 2008-04-02 Rafael Espindola <espindola@google.com>
4253 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4254 (register_edge_assert_for_2): Split the cond argument.
4255 (register_edge_assert_for_1): Adjust for the change in
4256 register_edge_assert_for_2.
4257 (register_edge_assert_for): Split the cond argument.
4258 (find_switch_asserts): Adjust for the change in
4259 register_edge_assert_for.
4261 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4263 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4264 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4265 offsets for 64-bit mingw.
4266 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4267 abi for x86_64-pc-mingw.
4269 2008-04-02 Richard Guenther <rguenther@suse.de>
4271 * tree-vrp.c (extract_range_from_assert): Make sure to not
4272 produce range min/max with TREE_OVERFOW set.
4273 If merging a anti-range and a range keep the anti-range if
4274 the range covers all values of the type.
4275 (register_edge_assert_for_2): Only allow sign-changing
4276 conversions in detecting canonical range checks. Also
4277 register an assert for the unsigned name if useful.
4279 PR tree-optimization/35787
4280 * tree-vrp.c (vrp_val_max): New function.
4281 (vrp_val_min): Likewise.
4282 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4283 (vrp_val_is_min): Likewise.
4284 (supports_overflow_infinity): Use vrp_val_{min,max}.
4285 (negative_overflow_infinity): Likewise.
4286 (positive_overflow_infinity): Likewise.
4287 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4288 (is_positive_overflow_infinity): Likewise.
4289 (is_overflow_infinity): Likewise.
4290 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4291 vrp_val_is_{min,max}.
4292 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4293 to ranges if possible. Avoid empty ranges.
4295 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4298 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4299 the expression is a function address.
4301 2008-04-01 George Helffrich <george@gcc.gnu.org>
4303 PR fortran/35154, fortran/23057
4304 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4305 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4306 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4307 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4309 (dbxout_syms): Check for COMMON-based symbol and wrap in
4310 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4311 in bracket for efficiency.
4313 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4314 using DW_TAG_common_block + member offset.
4315 (add_pubname_string): New function.
4316 (dw_expand_expr): New function to find block name and offset for
4318 (common_check): New function to check whether symbol in Fortran COMMON.
4319 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4321 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4324 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4326 2008-04-02 Ben Elliston <bje@au.ibm.com>
4328 * config/v850/v850.md (casesi): Remove if (0) code.
4329 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4330 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4332 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4334 * config/i386/i386.md (rex64suffix): New mode attribute.
4335 (floathi<mode>2): Disable expander for SSE math.
4336 (*floathi<mode>2_1): New insn insn_and_split pattern.
4337 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4338 corresponding post-reload splitters.
4339 (*floathi<mode>2_i387): New macroized insn pattern.
4340 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4341 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4342 insn_and_split pattern.
4343 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4344 New macroized instruction patterns and corresponding post-reload
4346 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4347 and corresponding post-reload splitters.
4348 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4349 New macroized instruction patterns.
4350 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4351 macroized instruction patterns and corresponding post-reload splitters.
4352 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4353 corresponding post-reload splitters.
4354 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4355 New macroized instruction patterns.
4356 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4357 corresponding post-reload splitters.
4358 (*floatsi<mode>2_i387): New macroized instruction patterns.
4360 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4362 * config/i386/i386.md (smaxmin): New.
4363 (umaxmin): Likewise.
4364 (maxminiprefix): Likewise.
4365 (maxminfprefix): Likewise.
4366 (<code><mode>3): Likewise.
4367 (smin<mode>3): Removed.
4368 (smax<mode>3): Likewise.
4370 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4371 (mmx_<code>v4hi3): Likewise.
4372 (mmx_<code>v8qi3): Likewise.
4373 (mmx_smaxv2sf3): Removed.
4374 (mmx_sminv2sf3): Likewise.
4375 (mmx_umaxv8qi3): Likewise.
4376 (mmx_smaxv4hi3): Likewise.
4377 (mmx_uminv8qi3): Likewise.
4378 (mmx_sminv4hi3): Likewise.
4380 * config/i386/sse.md (<addsub><mode>3): New.
4381 (*<addsub><mode>3): Likewise.
4382 (<sse>_vm<addsub><mode>3): Likewise.
4383 (<maxmin><mode>3): Likewise.
4384 (*<maxmin><mode>3_finite): Likewise.
4385 (*<maxmin><mode>3): Likewise.
4386 (<sse>_vm<maxmin><mode>3): Likewise.
4387 (sse3_h<addsub>v4sf3): Likewise.
4388 (sse3_h<addsub>v2df3): Likewise.
4389 (<maxmin>v16qi3): Likewise.
4390 (*<maxmin>v16qi3): Likewise.
4391 (<maxmin>v8hi3): Likewise.
4392 (*<maxmin>v8hi3): Likewise.
4393 (*sse4_1_<maxmin><mode>3): Likewise.
4394 (*sse4_1_<maxmin><mode>3): Likewise.
4395 (add<mode>3): Removed.
4396 (*add<mode>3): Likewise.
4397 (<sse>_vmadd<mode>3): Likewise.
4398 (sub<mode>3): Likewise.
4399 (*sub<mode>3): Likewise.
4400 (<sse>_vmsub<mode>3): Likewise.
4401 (smin<mode>3): Likewise.
4402 (*smin<mode>3_finite): Likewise.
4403 (*smin<mode>3): Likewise.
4404 (<sse>_vmsmin<mode>3): Likewise.
4405 (smax<mode>3): Likewise.
4406 (*smax<mode>3_finite): Likewise.
4407 (*smax<mode>3): Likewise.
4408 (<sse>_vmsmax<mode>3): Likewise.
4409 (sse3_haddv4sf3): Likewise.
4410 (sse3_haddv2df3): Likewise.
4411 (sse3_hsubv4sf3): Likewise.
4412 (sse3_hsubv2df3): Likewise.
4413 (umaxv16qi3): Likewise.
4414 (*umaxv16qi3): Likewise.
4415 (smaxv8hi3): Likewise.
4416 (*smaxv8hi3): Likewise.
4417 (*sse4_1_smax<mode>3): Likewise.
4418 (*sse4_1_umax<mode>3): Likewise.
4419 (uminv16qi3): Likewise.
4420 (*uminv16qi3): Likewise.
4421 (sminv8hi3): Likewise.
4422 (*sminv8hi3): Likewise.
4423 (*sse4_1_smin<mode>3): Likewise.
4424 (*sse4_1_umin<mode>3): Likewise.
4426 2008-04-01 Rafael Espindola <espindola@google.com>
4428 * tree-cfg.c (verify_expr): remove in_phi.
4429 (verify_stmt): Don't call walk_tree with verify_expr. Use
4430 is_gimple_min_invariant instead of is_gimple_val.
4432 2008-04-01 Joseph Myers <joseph@codesourcery.com>
4434 * doc/include/gpl_v3.texi: Update for manpage generation.
4435 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
4437 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
4438 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
4439 gpl_v3.texi instead of gpl.texi.
4442 2008-04-01 Jakub Jelinek <jakub@redhat.com>
4445 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
4447 2008-04-01 Rafael Espindola <espindola@google.com>
4449 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
4450 (extract_code_and_val_from_cond): Use
4451 extract_code_and_val_from_cond_with_ops.
4453 2008-04-01 Jan Hubicka <jh@suse.cz>
4455 * function.c (free_after_compilation): Free epilogue_delay_list.
4456 (prepare_function_start): Assert that previous compilation was freed.
4458 2008-04-01 Jan Hubicka <jh@suse.cz>
4459 Jim Wilson <wilson@tuliptree.org>
4460 Andreas Tobler <andreast@gcc.gnu.org>
4463 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4464 rtl.emit instead cfun->emit.
4465 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4466 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4468 2008-04-01 Ben Elliston <bje@au.ibm.com>
4470 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4472 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4474 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4476 (fprofile-use): Add var flag_profile_use
4477 * coverage.c (coverage_begin_output): Do not open a gcno file for
4478 output only if -ftest-coverage is set.
4479 Do not add getpwd() to gcda file path.
4480 (build_gcov_info): Check the new flag
4481 flag_profile_datafile_relative_path.
4482 (coverage_init): Use profile_data_prefix.
4483 Read profile counter only if flag_profile_use is set.
4484 * opts.c (common_handle_option): New option fprofile-use=,
4485 fprofile-dir=, fprofile-generate=.
4486 * toplev.c (profile_data_prefix): New variable definition.
4487 * toplev.h (profile_data_prefix): New declaration.
4488 * doc/invoke.tex (Option Summary, Optimization Options):
4491 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4493 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4494 use tmp consistently.
4497 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4498 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4499 UNSPEC_FR_RECIP_APPROX_RES.
4500 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4502 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4505 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4507 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4510 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4511 element of the vector via a pointer.
4513 2008-03-31 Ian Lance Taylor <iant@google.com>
4515 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4517 2008-03-31 Jan Hubicka <jh@suse.cz>
4519 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4520 get_arg_pointer_save_area.
4521 * expr.c (init_expr): Just clear out rtl.expr.
4522 * function.c (free_after_compilation): Clear out whole RTL structure.
4523 (get_func_frame_size): Merge into ...
4524 (get_frame_size): ... this one.
4525 (assign_stack_local_1): Merge into ...
4526 (assign_stack_local): ... this one.
4527 (expand_function_end): Update call of get_arg_pointer_save_area.
4528 (get_art_pointer_save_area): Remove cfun argument.
4529 * function.h (emit_status): regno_pointer_align does not need length
4530 attribute. Move x_regno_reg_rtx to ...
4531 (regno_reg_rtx): ... new global array.
4532 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4533 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4534 apply_args_value, forced_labels, stack_pointer_delta):
4536 (struct varasm_status): Move here from varasm.c
4537 (struct rtl_data): New. Move here some fields from struct function.
4538 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4539 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4540 used_temp_slots avail_temp_slots, temp_slot_level,
4541 nonlocal_goto_handler_labels): Update accesstors.
4542 (rtl): New global variable.
4543 (struct function): Move some fileds to rtl_data.
4544 (get_arg_pointer_save_area): Update prototype.
4545 * emit-rtl.c (rtl): Declare.
4546 (regno_reg_rtx): Declare.
4547 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4549 (gen_reg_rtx): Update.
4550 (init_virtual_regs): Do not tate emit_status argument.
4551 (init_emit): Do not allocate emit.
4552 * varasm.c (varasm_statuc): Move to function.h.
4553 (n_deferred_constatns): Update accestor.
4554 (init_varasm_status): Do not allocate varasm_status.
4555 (force_const_mem, get_pool_size, output_constant_pool): Update.
4556 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4557 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4559 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4561 PR rtl-optimization/35729
4562 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4565 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4568 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4569 load/store if memory is unaligned.
4570 (*movti_rex64): Likewise.
4572 * config/i386/predicates.md (misaligned_operand): New.
4574 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4577 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4580 2008-03-31 Jan Beulich <jbeulich@novell.com>
4582 * config/ia64/constraints.md: Add 'j' constraint.
4583 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4584 (movdi_internal): Likewise.
4586 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4589 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4591 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4594 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4595 proper error message for the third argument on blendpd and
4598 * config/i386/sse.md (blendbits): New.
4599 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4601 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4603 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4605 2008-03-30 Richard Guenther <rguenther@suse.de>
4608 * fold-const.c (fold_sign_changed_comparison): Do leave
4609 conversions to base-types alone.
4611 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4613 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4614 the link register if one altivec register is be saved.
4616 2008-03-30 Ben Elliston <bje@au.ibm.com>
4618 * final.c (final_scan_insn): Remove if (0) code.
4620 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4622 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4624 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4626 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4627 of V4SFmode to ix86_binary_operator_ok.
4629 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4631 * config/i386/i386.c (override_options): Initialize
4632 ix86_veclib_handler to ix86_veclibabi_svml when
4633 -mveclibabi=svml is used.
4634 (ix86_veclibabi_svml): New function for SVML ABI style
4635 vectorization support.
4636 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4638 2008-03-28 Rafael Espindola <espindola@google.com>
4640 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4641 (tree_binary_nonnegative_warnv_p): Make it public.
4642 (tree_single_nonnegative_warnv_p): Make it public.
4643 (tree_invalid_nonnegative_warnv_p): Make it public.
4644 (tree_unary_nonzero_warnv_p): Make it public.
4645 (tree_binary_nonzero_warnv_p): Make it public
4646 (tree_single_nonzero_warnv_p): Make it public.
4647 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4648 (extract_range_from_binary_expr): Split the expr argument.
4649 (extract_range_from_unary_expr): Split the expr argument.
4650 (extract_range_from_comparison): Split the expr argument.
4651 (extract_range_from_expr): Use the new aux functions.
4652 (vrp_evaluate_conditional_warnv): Use
4653 vrp_evaluate_conditional_warnv_with_ops.
4654 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4655 (tree_binary_nonzero_warnv_p): Declare.
4656 (tree_single_nonzero_warnv_p): Declare.
4657 (tree_expr_nonzero_warnv_p): Declare.
4658 (tree_unary_nonnegative_warnv_p): Declare.
4659 (tree_binary_nonnegative_warnv_p): Declare.
4660 (tree_single_nonnegative_warnv_p): Declare.
4661 (tree_invalid_nonnegative_warnv_p): Declare.
4663 2008-03-28 Richard Guenther <rguenther@suse.de>
4665 PR tree-optimization/30317
4666 PR tree-optimization/30911
4667 PR tree-optimization/34793
4668 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4669 (struct assert_locus_d): New member EXPR.
4670 (register_new_assert_for): Add EXPR parameter to support
4671 ASSERT_EXPR <name, expr OP limit>.
4672 (register_edge_assert_for_1): Adjust callers.
4673 (find_assert_locations): Likewise.
4674 (process_assert_insertions_for): Build condition from expression.
4675 (extract_range_from_assert): Handle ASSERT_EXPRs
4676 of the form ASSERT_EXPR <name, expr OP limit>.
4677 (register_edge_assert_for_2): New helper registering
4678 asserts for comparisons. Recognize range tests of the form
4679 (unsigned)i - CST1 OP CST2.
4680 (register_edge_assert_for_1): Use it.
4681 (register_edge_assert_for): Likewise.
4682 (needs_overflow_infinity): Integer sub-types
4683 do not need overflow infinities.
4684 (vrp_val_is_max): The extreme values of integer sub-types
4685 are those of the base type.
4686 (vrp_val_is_min): Likewise.
4687 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4690 2008-03-28 Nick Clifton <nickc@redhat.com>
4693 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4694 Return GENERAL_REGS for stack adjustment reloads.
4696 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4699 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4700 const_vector when all the vectors are constant.
4702 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4704 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4706 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4707 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4709 (s<code>_sf): Use new scc_sf attribute for opcode names.
4711 2008-03-27 Tom Tromey <tromey@redhat.com>
4713 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4714 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4715 config/spu/t-spu-elf, config/i386/t-interix,
4716 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4717 config/i386/x-darwin, config/i386/x-mingw32,
4718 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4719 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4720 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4721 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4722 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4723 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4724 config/score/t-score-elf, config/arm/t-strongarm-pe,
4725 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4726 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4727 Revert automatic dependency patch.
4729 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4732 * config/i386/i386.c (ix86_function_arg_boundary): Align
4733 decimal floating point to its natural boundary.
4735 2008-03-27 Richard Guenther <rguenther@suse.de>
4738 * fold-const.c (fold_comparison): Restrict distinct decl
4739 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4740 solely rely on operand_equal_p.
4742 2008-03-27 Richard Guenther <rguenther@suse.de>
4745 * c-common.c (handle_weak_attribute): Reject combination of
4748 2008-03-27 Richard Guenther <rguenther@suse.de>
4750 PR tree-optimization/32810
4751 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4752 conversions from DECL_INITIAL.
4753 (fold_const_aggregate_ref): Likewise from constructor elements.
4755 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4757 * tree-affine.h (aff_combination_expand): Declare.
4758 (get_inner_reference_aff): Likewise.
4759 * tree-affine.c (aff_combination_expand): Split out from
4760 tree_to_aff_combination_expand.
4761 (get_inner_reference_aff): New function.
4762 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4763 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4764 (struct lim_aux_data): sm_done field removed.
4765 (mem_ref_loc_p, mem_ref_locs_p): New types.
4766 (struct mem_ref): Added id, stored, accesses_in_loop,
4767 indep_loop, dep_loop, indep_ref, dep_ref fields.
4768 Removed is_stored, locs and next fields.
4769 (memory_accesses): New variable.
4770 (movement_possibility): Do not allow moving statements
4771 that store to memory.
4772 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4774 (determine_max_movement): For statements with memory references,
4775 find the outermost loop in that the reference is independent.
4776 (move_computations_stmt): Mark the virtual operands for renaming.
4777 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4778 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4779 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4780 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4781 create_vop_ref_mapping, analyze_memory_references,
4782 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4783 get_all_locs_in_loop, ref_always_accessed_p,
4784 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4785 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4786 store_motion_loop, store_motion): New functions.
4787 (struct vop_to_refs_elt): New type.
4788 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4789 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4790 (schedule_sm): Replaced by...
4791 (execute_sm): ... this.
4792 (determine_lsm_ref, hoist_memory_references,
4793 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4794 find_more_ref_vops, free_mem_ref, free_mem_refs,
4795 determine_lsm_loop, determine_lsm): Removed.
4796 (tree_ssa_lim_finalize): Free data structures used by store motion.
4797 (tree_ssa_lim): Call analyze_memory_references. Use
4798 store_motion instead of determine_lsm.
4800 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4802 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4803 rename tmake_file to m68hc11/t-m68hc11.
4804 (mcore): Set inhibit_libc to true.
4805 * config.host (alpha*-dec-*vms*): Set extra_programs.
4806 (interix3*): Don't use host_xmake_file.
4807 * configure.ac: Let config.gcc override inhibit_libc.
4808 * configure: Regenerate.
4810 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4811 * config/t-openbsd-thread: Remove commented out lines.
4813 * config/x-interix: Remove.
4815 * config/m68hc11/t-m68hc11-gas: Rename to...
4816 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4818 * config/mcore/t-mcore: Remove T_CFLAGS.
4819 * config/mcore/t-mcore-pe: Likewise.
4821 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4823 * configure.ac: Replace custom __GNU_SOURCE test with
4824 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4825 * aclocal.m4: Regenerate.
4826 * configure: Regenerate.
4827 * config.in: Regenerate.
4829 2008-03-27 Richard Guenther <rguenther@suse.de>
4831 * fold-const.c (target.h): Include.
4832 (fold_comparison): Fold comparison of addresses of decls
4833 that bind locally or of constants. Consolidate address folding code.
4834 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4835 results from fold_binary_to_constant.
4836 (compare_values_warnv): Likewise.
4838 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4841 * fold-const.c (fold_truthop): Check for integeral types when folding
4842 a == 0 && b == 0 and a != 0 || b != 0 .
4844 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4846 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4848 2008-03-26 Andreas Schwab <schwab@suse.de>
4850 * doc/invoke.texi: Fix use of @item vs. @itemx.
4852 2008-03-26 Tom Tromey <tromey@redhat.com>
4854 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4855 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4856 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4857 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4858 build/genconstants.o, build/genemit.o, build/genextract.o,
4859 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4860 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4863 2008-03-26 Richard Guenther <rguenther@suse.de>
4866 2008-03-26 Richard Guenther <rguenther@suse.de>
4868 * fold-const.c (target.h): Include.
4869 (fold_comparison): Fold comparison of addresses of two decls
4870 that bind locally. Consolidate address folding code.
4872 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4874 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4875 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4876 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4877 dconstsqrt2, dconstthird, dconste and/or dconst10.
4878 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4879 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4880 dconstsqrt2, dconste): Delete.
4881 (init_emit_once): Likewise. Simplify initializing dconstm1.
4883 * real.c (get_real_const): New.
4884 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4885 dconstsqrt2, dconste): Delete.
4886 (real_value_const, get_real_const): New.
4888 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4890 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4892 * config/i386/i386.c (ix86_function_arg_boundary): Check
4893 BIGGEST_ALIGNMENT instead of 128.
4894 (setup_incoming_varargs_64): Likewise.
4896 2008-03-26 Tom Tromey <tromey@redhat.com>
4898 * Makefile.in (DEPFILES): Add missing '/'.
4900 2008-03-26 Richard Guenther <rguenther@suse.de>
4902 * fold-const.c (target.h): Include.
4903 (fold_comparison): Fold comparison of addresses of two decls
4904 that bind locally. Consolidate address folding code.
4906 2008-03-26 Nick Clifton <nickc@redhat.com>
4909 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4910 not allow INT+INT as a legitimate addressing mode.
4912 2008-03-26 Richard Guenther <rguenther@suse.de>
4914 * tree-flow.h (widen_bitfield): Remove declaration.
4915 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4916 (widen_bitfield): Remove function.
4917 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4920 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4923 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4926 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4928 PR rtl-optimization/35232
4929 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4930 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4931 reg_reloaded_call_part_clobbered here.
4932 (reload_regs_reach_end_p): New function.
4933 (reload_reg_rtx_for_input): New variable.
4934 (reload_reg_rtx_for_output): Likewise.
4935 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4936 when reassigning a pseudo register. Load reloadreg from
4937 reload_reg_rtx_for_input, moving the mode and register
4939 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4940 instead of the original when deciding whether an input reload
4941 would be a no-op or whether an output reload can be deleted.
4942 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4943 when setting up new_spill_reg_store. Load it from
4944 reload_reg_rtx_for_output, moving the mode and register
4946 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4947 instead of the original when deciding whether an output reload
4948 would be a no-op. Do the same when modifying insn notes.
4949 Use rtx_equal_p instead of == to compare the registers.
4950 (inherit_piecemeal_p): Take a mode and two register numbers
4952 (emit_reload_insns): Clear new_spill_reg_store for every hard
4953 register in the reload register. Remove spill registers
4954 from reg_reloaded_valid before considering whether to record
4955 inheritance information for them. Use reload_reg_rtx_for_output
4956 instead of reg_rtx when recording output reloads. Use
4957 reload_reg_rtx_for_input instead of reg_rtx when recording
4958 input reloads. Set or clear reg_reloaded_call_part_clobbered
4959 at the same time as setting reg_reloaded_valid.
4960 (delete_output_reload): Add a new_reload_reg parameter and use it
4961 instead of rld[j].reg_rtx.
4962 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4965 2008-03-25 Tom Tromey <tromey@redhat.com>
4967 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4968 (build/genattr.o): Likewise.
4969 (build/genattrtab.o): Likewise.
4970 (build/gencodes.o): Likewise.
4971 (build/genconfig.o): Likewise.
4972 (build/genconstants.o): Likewise.
4973 (build/genemit.o): Likewise.
4974 (build/genextract.o): Likewise.
4975 (build/genflags.o): Likewise.
4977 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4979 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4980 instead of size_int for integer types.
4981 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4982 to match type of MINUS_EXPR.
4984 2008-03-25 Tom Tromey <tromey@redhat.com>
4986 * configure: Rebuilt.
4987 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4990 2008-03-25 Tom Tromey <tromey@redhat.com>
4992 * config/x-solaris (host-solaris.o): Update.
4993 * config/x-linux (host-linux.o): Update.
4994 * config/x-hpux (host-hpux.o): Update.
4995 * config/x-darwin (host-darwin.o): Update.
4996 * config/v850/t-v850e (v850-c.o): Update.
4997 * config/v850/t-v850 (v850-c.o): Update.
4998 * config/t-vxworks (vxworks.o): Update.
4999 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5000 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5001 * config/spu/t-spu-elf (spu-c.o): Update.
5003 * config/sh/t-symbian (sh-c.o): Update.
5004 (symbian.o): Update.
5005 * config/sh/t-sh (sh-c.o): Update.
5006 * config/score/t-score-elf (score7.o, score3.o): Update.
5007 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5008 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5009 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5010 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5012 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5013 * config/m32c/t-m32c (m32c-pragma.o): Update.
5014 * config/ia64/t-ia64 (ia64-c.o): Update.
5015 * config/i386/x-mingw32 (host-mingw32.o): Update.
5016 * config/i386/x-i386 (driver-i386.o): Update.
5017 * config/i386/x-darwin (host-i386-darwin.o): Update.
5018 * config/i386/x-cygwin (host-cygwin.o): Update.
5019 * config/i386/t-nwld (nwld.o): Update.
5020 * config/i386/t-netware (netware.o): Update.
5021 * config/i386/t-interix (winnt.o): Update.
5022 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5023 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5024 msformat-c.o): Update.
5025 * config/bfin/t-bfin-linux (generated_files): Add
5026 linux-sysroot-suffix.h.
5027 * config/arm/t-wince-pe (pe.o): Update.
5028 * config/arm/t-strongarm-pe (pe.o): Update.
5029 * config/arm/t-pe (pe.o): Update.
5030 * config/arm/t-arm (arm-c.o): Update.
5031 * doc/install.texi (Prerequisites): Require make 3.80.
5032 * Makefile.in: Remove .o targets.
5033 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5034 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5035 (simple_generated_h, simple_generated_c): Move earlier.
5036 (generated_files): New variable.
5037 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5038 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5039 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5040 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5041 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5042 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5043 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5044 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5045 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5046 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5047 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5048 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5050 (COMPILE.base, COMPILE): New variables.
5051 (%.o): New pattern rule.
5052 (ALL_HOST_OBJS): New variable.
5053 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5054 (dummy-checksum.o, cc1-checksum.o): Remove.
5055 (DRIVER_SHLIB): New variable.
5056 (DRIVER_DEFINES): Use it.
5057 (gencondmd.c): Move out of build/.
5058 (s-conditions): Update.
5059 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5060 (ALL_BUILD_OBJS): Likewise.
5061 (build/%.o): Use BUILDCOMPILE.
5062 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5063 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5064 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5065 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5066 build/genconfig.o, build/genconstants.o, build/genemit.o,
5067 build/genextract.o, build/genflags.o, build/genmddeps.o,
5068 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5069 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5070 build/gen-protos.o, build/scan.o, build/fix-header.o,
5071 build/scan-decls.o): Simplify.
5072 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5073 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5074 prefix.o, toplev.o): Reduce to variable setting.
5075 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5076 ($(out_object_file), gcc-options.o): New targets.
5077 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5078 * configure: Rebuilt.
5079 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5080 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5082 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5084 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5085 complain when we hit an error, return ERROR_MARK_NODE.
5087 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5089 * config/sh/constraints.md (Pso, Psz): New constraints.
5090 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5091 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5093 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5095 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5096 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5098 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5100 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5101 (prefetch_sh2a): New.
5103 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5104 Naveen.H.S <naveen.hs@kpitcummins.com>
5106 * config/sh/constraints.md (I28): New constraint.
5107 * config/sh/sh.c (broken_move): Add support for movi20s.
5108 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5110 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5111 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5112 Naveen.H.S <naveen.hs@kpitcummins.com>
5114 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5115 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5116 (print_operand): Handle resbank in %@ operand code.
5117 (sh_encode_section_info): New.
5118 (push_regs): Add conditions for resbank.
5119 (sh_expand_epilogue): Likewise.
5120 (sh_insert_attributes): Likewise.
5121 (sh_attribute_table): Likewise.
5122 (sh_handle_resbank_handler_attribute): New.
5123 (sh2a_handle_function_vector_handler_attribute): New.
5124 (sh2a_is_function_vector_call): New.
5125 (sh2a_get_function_vector_number): New.
5126 (sh2a_function_vector_p): New.
5127 (sh_cfun_resbank_handler_p): New.
5128 * config/sh/sh.md (calli): Emit jsr/n if possible.
5129 (calli_tbr_rel): New.
5130 (calli_pcrel): Emit jsr/n if possible.
5131 (return_i): Emit rts/n if possible.
5132 (call_valuei_tbr_rel): New.
5133 (call_valuei_pcrel): Add condition for SH2A target.
5134 (call_value): Likewise.
5135 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5136 (sh2a_get_function_vector_number): Likewise.
5137 (sh2a_is_function_vector_call): Likewise.
5138 * doc/extend.texi: Document TBR relative addressing of SH2A.
5139 (resbank): Add description for SH2A.
5141 2008-03-24 Richard Guenther <rguenther@suse.de>
5144 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5145 pointer assignments change conversions according to middle-end rules.
5146 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5147 * configure.ac: Include type checking in yes.
5148 * configure: Regenerate.
5150 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5152 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5153 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5155 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5157 * gthr-vxworks.h (UNUSED): Define.
5159 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5161 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5163 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5165 * doc/extend.texi (Function Attributes): Add missing comma in the
5166 example of the "alloc_size" attribute.
5168 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5171 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5173 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5176 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5179 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5180 of the underlying type of a MS bitfield layout to the natural
5181 alignment of the type.
5183 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5185 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5186 to their natural alignment to avoid store forwarding stalls.
5188 2008-03-22 Richard Guenther <rguenther@suse.de>
5190 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5191 For PHI nodes verify the address is invariant.
5192 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5193 (get_symbol_constant_value): Use is_gimple_min_invariant.
5194 (maybe_fold_stmt_indirect): Likewise.
5196 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5198 PR rtl-optimization/33927
5199 * Makefile.in (dse.o): Depend on $(TM_P_H).
5200 * expr.h (extract_low_bits): Declare.
5201 * expmed.c (extract_low_bits): New function.
5202 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5203 * dse.c: Include tm_p.h.
5204 (find_shift_sequence): Remove the read_reg argument and return the
5205 read value. Emit the instructions instead of returning them.
5206 Iterate on new_mode rather than calculating it each time.
5207 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5208 source to NEW_MODE and extract_low_bits to convert the shifted
5210 (replace_read): Allow the load and store to have different mode
5211 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5212 or extraction instructions before trying the replacement. Update
5213 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5215 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5217 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5218 to their natural alignment to avoid store forwarding stalls.
5220 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5223 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5224 encouraging but not allowing gprs for input;
5225 change the input constraint to !f#r.
5226 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5228 change the output constraint to !f#r.
5230 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5233 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5234 corresponding post-reload splitters.
5235 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5236 when x87 FP math is selected.
5237 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5238 New function prototype.
5239 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5240 unreachable function to ease macroization of insn patterns.
5242 2008-03-21 Martin Jambor <mjambor@suse.cz>
5244 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5245 reference dumps if ddr is NULL or dependence is unknown.
5247 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5249 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5250 unsigned extension into account.
5251 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5252 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5253 Do computations on a scratch register.
5255 2008-03-21 Richard Guenther <rguenther@suse.de>
5257 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5258 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5259 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5260 * tree-ssa-dom.c (record_equality): Likewise.
5261 * tree-inline.c (copy_body_r): Likewise.
5262 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5265 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5267 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5268 as 'delete_unused' argument.
5270 2008-03-20 Richard Guenther <rguenther@suse.de>
5272 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5273 special casing of constant qualifiers.
5274 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5275 care about them in general.
5276 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5277 regardless of their type.
5278 (fold_stmt_r): Forcefully fold *& if we end up with that.
5280 2008-03-20 Paul Brook <paul@codesourcery.com>
5282 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5283 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5285 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5287 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5288 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5290 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5292 * common.opt (Wmudflap): New option.
5293 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5294 (mx_register_decls): Likewise.
5295 (mudflap_finish_file): Likewise.
5296 * doc/invoke.texi: Document -Wno-mudflap.
5298 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5300 * c-format.c (replace_format_name_to_system_name): New.
5302 (convert_format_name_to_system_name): New.
5303 (decode_format_attr): Add use of convert_format_name_to_system_name.
5304 (format_types_orig): Add gnu_ prefix to names.
5305 (check_format_info_main): Special treating of \0 escaped names for
5306 supporting multi-character format specifiers as I32, I64.
5307 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5308 (gnu_target_overrides_format_attributes): New.
5309 * c-format.h: Add structure target_ovr_attr to hold
5310 system specific formatter names.
5311 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5312 msformat-c.o file to c_target_objs and cxx_target_objs.
5313 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5314 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5315 (TARGET_N_FORMAT_TYPES): New.
5316 * config/i386/msformat-c.c: New.
5317 * config/i386/t-cygming: Add build rule for msformat-c.o.
5318 * doc/extend.texi: Add new format names gnu_* and ms_* and
5320 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5322 2008-03-20 Ira Rosen <irar@il.ibm.com>
5324 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5325 optimizations turned on under -O3.
5326 (ftree-vectorize): Add that the flag is turned on with -O3.
5328 2008-03-20 Ben Elliston <bje@au.ibm.com>
5330 * regmove.c (try_auto_increment): Fix spelling error in comment.
5331 * final.c (final_scan_insn): Likewise.
5333 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5336 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5337 allocator preferences for "y" and "r" class registers.
5338 ("*mov<mode>_internal"): Ditto.
5339 ("*movv2sf_internal_rex64"): Ditto.
5340 ("*movv2sf_internal"): Ditto.
5342 2008-03-19 Michael Matz <matz@suse.de>
5345 * calls.c (expand_call): Check overlap of arguments with call
5346 address for sibcalls.
5348 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5351 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5352 of the underlying type of a MS bitfield layout to the natural
5353 alignment of the type.
5355 2008-03-19 Jan Hubicka <jh@suse.cz>
5358 * toplev.c (decode_d_option): Handle all CPP flags.
5359 * tree-vrp.c: Update tree_pass descriptors.
5360 * regrename.c: Update tree_pass descriptors.
5361 * fwprop.c: Update tree_pass descriptors.
5362 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5363 * tree-into-ssa.c: Update tree_pass descriptors.
5364 * tree-dump.c: Update tree_pass descriptors.
5365 * tree-complex.c: Update tree_pass descriptors.
5366 * tree-dump.h: Update tree_pass descriptors.
5367 * see.c: Update tree_pass descriptors.
5368 * cgraphbuild.c: Update tree_pass descriptors.
5369 * tracer.c: Update tree_pass descriptors.
5370 * tree-loop-distribution.c: Update tree_pass descriptors.
5371 * cgraph.c: Update tree_pass descriptors.
5372 * postreload-gcse.c: Update tree_pass descriptors.
5373 * postreload.c: Update tree_pass descriptors.
5374 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5375 * tree-tailcall.c: Update tree_pass descriptors.
5376 * tree-pass.h (tree_opt_pass): Rename to ...
5377 (opt_pass) ... this one; add "type" field and remove letter field.
5378 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5379 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5380 all_lowering_passes): Update declaration.
5381 * ipa-cp.c: Update tree_pass descriptors.
5382 * final.c: Update tree_pass descriptors.
5383 * omp-low.c: Update tree_pass descriptors.
5384 * tree-ssa-dse.c: Update tree_pass descriptors.
5385 * ipa-reference.c: Update tree_pass descriptors.
5386 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5387 * auto-inc-dec.c: Update tree_pass descriptors.
5388 * reorg.c: Update tree_pass descriptors.
5389 * cgraphunit.c: Update tree_pass descriptors.
5390 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5391 * tree-ssa-ccp.c: Update tree_pass descriptors.
5392 * df-core.c: Update tree_pass descriptors.
5393 * mode-switching.c: Update tree_pass descriptors.
5394 * tree-nomudflap.c: Update tree_pass descriptors.
5395 * modulo-sched.c: Update tree_pass descriptors.
5396 * ipa-pure-const.c: Update tree_pass descriptors.
5397 * cse.c: Update tree_pass descriptors.
5398 * web.c: Update tree_pass descriptors.
5399 * tree-stdarg.c: Update tree_pass descriptors.
5400 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5401 * tree-ssa-dom.c: Update tree_pass descriptors.
5402 * tree-nrv.c: Update tree_pass descriptors.
5403 * tree-ssa-alias.c: Update tree_pass descriptors.
5404 * loop-init.c: Update tree_pass descriptors.
5405 * gimple-low.c: Update tree_pass descriptors.
5406 * ipa-inline.c: Update tree_pass descriptors.
5407 * tree-ssa-sink.c: Update tree_pass descriptors.
5408 * global.c: Update tree_pass descriptors.
5409 * ifcvt.c: Update tree_pass descriptors.
5410 * jump.c: Update tree_pass descriptors.
5411 * predict.c: Update tree_pass descriptors.
5412 * tree-ssa-loop.c: Update tree_pass descriptors.
5413 * recog.c: Update tree_pass descriptors.
5414 * dse.c: Update tree_pass descriptors.
5415 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5416 * tree-eh.c: Update tree_pass descriptors.
5417 * regmove.c: Update tree_pass descriptors.
5419 * function.c: Update tree_pass descriptors.
5420 * tree-vectorizer.c: Update tree_pass descriptors.
5421 * gcse.c: Update tree_pass descriptors.
5422 * ipa-type-escape.c: Update tree_pass descriptors.
5423 * tree-if-conv.c: Update tree_pass descriptors.
5424 * init-regs.c: Update tree_pass descriptors.
5425 * ipa.c: Update tree_pass descriptors.
5426 * tree-ssa-phiopt.c: Update tree_pass descriptors.
5427 * rtl-factoring.c: Update tree_pass descriptors.
5428 * lower-subreg.c: Update tree_pass descriptors.
5429 * bt-load.c: Update tree_pass descriptors.
5430 * tree-dfa.c: Update tree_pass descriptors.
5431 * except.c: Update tree_pass descriptors.
5432 * emit-rtl.c: Update tree_pass descriptors.
5433 * cfgexpand.c: Update tree_pass descriptors.
5434 * tree-cfgcleanup.c: Update tree_pass descriptors.
5435 * cfgcleanup.c: Update tree_pass descriptors.
5436 * tree-ssa-pre.c: Update tree_pass descriptors.
5437 * tree-sra.c: Update tree_pass descriptors.
5438 * tree-mudflap.c: Update tree_pass descriptors.
5439 * tree-ssa-copy.c: Update tree_pass descriptors.
5440 * cfglayout.c: Update tree_pass descriptors.
5441 * tree-ssa-forwprop.c: Update tree_pass descriptors.
5442 * tree-ssa-dce.c: Update tree_pass descriptors.
5443 * tree-ssa.c: Update tree_pass descriptors.
5444 * regclass.c: Update tree_pass descriptors.
5445 * integrate.c: Update tree_pass descriptors.
5446 * tree-optimize.c: Update tree_pass descriptors.
5447 * tree-ssa-phiprop.c: Update tree_pass descriptors.
5448 * tree-object-size.c: Update tree_pass descriptors.
5449 * combine.c: Update tree_pass descriptors.
5450 * tree-outof-ssa.c: Update tree_pass descriptors.
5451 * bb-reorder.c: Update tree_pass descriptors.
5452 * stack-ptr-mod.c: Update tree_pass descriptors.
5453 * var-tracking.c: Update tree_pass descriptors.
5454 * tree-profile.c: Update tree_pass descriptors.
5455 * tree-vect-generic.c: Update tree_pass descriptors.
5456 * reg-stack.c: Update tree_pass descriptors.
5457 * sched-rgn.c: Update tree_pass descriptors.
5458 * tree-ssa-structalias.c: Update tree_pass descriptors.
5459 * tree-cfg.c: Update tree_pass descriptors.
5460 * passes.c (current_pass): Update declaration.
5461 (finish_optimization_passes): Update.
5462 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5463 (register_one_dump_file, register_dump_files_1, next_pass_1):
5465 (init_optimization_passes): Update handling of new types.
5466 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5467 * ipa-struct-reorg.c: Update tree_pass descriptors.
5468 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5469 * combine-stack-adj.c: Update tree_pass descriptors.
5470 * cfgrtl.c: Update tree_pass descriptors.
5471 * dce.c: Update tree_pass descriptors.
5472 * tree-ssanames.c: Update tree_pass descriptors.
5474 2008-03-19 Richard Guenther <rguenther@suse.de>
5477 * tree-ssa.c (walk_data): New structure.
5478 (warn_uninitialized_var): If not always_executed warn with "maybe"
5480 (execute_early_warn_uninitialized): Compute post-dominators.
5481 Initialize always_executed before processing each basic block.
5483 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5486 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5487 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5489 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5491 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5493 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5495 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5497 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5498 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5499 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5500 target after ignore has been set, and move there also the commputation
5501 of subtarget and original_target.
5502 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5503 (LANG_HOOKS_INITIALIZER): Remove it.
5504 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5506 2008-03-18 Richard Guenther <rguenther@suse.de>
5508 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5509 found an expression with constants, note that in the VN for the lhs.
5510 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5511 fold them to constants if possible. Run cleanup_cfg if done so.
5512 (execute_pre): Return todo.
5514 (execute_fre): Likewise.
5515 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5517 (get_prop_source_stmt): Look through pointer conversions.
5519 2008-03-18 Jan Hubicka <jh@suse.cz>
5521 * tree-pretty-print.c: Include predict.h.
5522 (dump_generic_node): Dump predictor.
5523 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5524 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5525 * gimple-low.c (lower_stmt): Likewise.
5526 * expr.c (expand_expr_real): Likewise.
5527 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5529 (build_predict_expr, build_predict_expr): New.
5530 * predict.h (predictor_name, build_predict_expr): Update.
5531 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5532 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5533 * predict.def (PRED_CONTINUE): Update hitrate.
5534 * tree.def (PREDICT_EXPR): Define.
5535 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5536 do not handle BIND_EXPR.
5537 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5538 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5539 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5542 2008-03-18 Michael Matz <matz@suse.de>
5544 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5546 2008-03-18 Richard Guenther <rguenther@suse.de>
5548 * tree-gimple.h (is_gimple_invariant_address): Declare.
5549 (is_gimple_constant): Likewise.
5550 * tree-gimple.c (is_gimple_constant): New function.
5551 (is_gimple_invariant_address): Likewise.
5552 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5553 and is_gimple_invariant_address.
5554 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5556 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5557 an addressable base.
5559 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5562 * gimplify.c (gimplify_expr): Gimplify second operand of
5565 2008-03-17 Richard Guenther <rguenther@suse.de>
5567 PR tree-optimization/19637
5568 * fold-const.c (fold_unary): Remove restrictions of removing
5569 intermediate pointer-conversions (P2)(P1)P0.
5570 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5571 conversion to void pointer.
5572 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5574 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5577 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5578 emulated thread local variables.
5580 2008-03-16 Richard Guenther <rguenther@suse.de>
5583 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5584 expand TREE_INVARIANT operations that are not gimple invariant.
5586 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5588 * doc/extend.texi (Alignment): Say that the ABI controls
5589 the __alignof__ for non-strict-alignment targets rather
5590 than being a recommendation.
5592 2008-03-15 Paul Brook <paul@codesourcery.com>
5594 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5596 (arm_output_fn_unwind): Mark functions that can not be unwound.
5598 2008-03-15 Paul Brook <paul@codesourcery.com>
5600 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5601 extension instructions.
5603 2008-03-15 Richard Guenther <rguenther@suse.de>
5605 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5606 and fold constant aggregate refs.
5607 (fold_const_aggregate_ref): Handle string constants
5608 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5609 (evaluate_stmt): Simplify now that ccp_fold folds constant
5612 2008-03-15 Paul Brook <paul@codesourcery.com>
5614 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5615 (extzv): Use gen_extzv_t2.
5616 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5618 2008-03-15 Richard Guenther <rguenther@suse.de>
5620 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5621 (fold_const_aggregate_ref): Likewise.
5622 (get_value): Return NULL if we don't have any values.
5623 (ccp_finalize): Set const_val to NULL after freeing it.
5624 * tree-flow.h (get_symbol_constant_value): Declare.
5625 (fold_const_aggregate_ref): Likewise.
5626 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5628 2008-03-15 Richard Guenther <rguenther@suse.de>
5631 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5632 to not produce negative array indices if not allowed. Add
5633 parameter to indicate that.
5634 (maybe_fold_offset_to_component_ref): Allow negative array
5635 indices only for the first member of a structure.
5636 (maybe_fold_offset_to_reference): Allow negative array indices.
5637 (maybe_fold_stmt_addition): Likewise.
5639 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5640 Anatoly Sokolov <aesok@post.ru>
5642 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5643 (avr_arch): Add ARCH_AVR6.
5644 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5645 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5646 instead of fixed value 2.
5647 (print_operand_address): Use gs() asm specifier instead of pm().
5648 (avr_assemble_integer): (Ditto.).
5649 (avr_output_addr_vec_elt): (Ditto.).
5650 (print_operand): Handle "!" code.
5651 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5652 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5653 (AVR_HAVE_EIJMP_EICALL): Define.
5654 (AVR_3_BYTE_PC): Redefine.
5655 (AVR_2_BYTE_PC): (Ditto.).
5656 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5657 (LINK_SPEC): Add atmega2560 and atmega2561.
5658 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5660 * config/avr/avr.md (call_insn): Use eicall instead of icall
5661 for 3 byte PC devices.
5662 (call_value_insn): (Ditto.).
5663 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5664 (indirect_jump): Use only for for 2 byte PC devices.
5665 (*tablejump): (Ditto.).
5666 (*indirect_jump_avr6): Add insn.
5667 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5668 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5669 instead of ijmp for 3 byte PC devices.
5670 (__tablejump2__): (Ditto.).
5671 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5672 (MULITLIB_DIRNAMES): (Ditto.).
5673 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5675 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5677 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5678 "sse2_umulsidi3". Use V1DI mode for operand 0.
5679 ("mmx_psadbw"): Use V1DI mode for operand 0.
5680 * config/i386/i386-modes.def (V1SI): New vector mode.
5681 * config/i386/i386.c (struct builtin_description)
5682 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5683 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5684 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5685 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5686 v1di_ftype_v8qi_v8qi type.
5687 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5689 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5690 __builtin_ia32_pmuludq]: Fix the mode of return value.
5692 2008-03-15 Richard Guenther <rguenther@suse.de>
5695 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5698 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5700 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5701 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5702 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5703 unless TARGET_SERIALIZE_VOLATILE is enabled.
5704 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5705 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5706 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5708 2008-03-14 Richard Guenther <rguenther@suse.de>
5710 PR tree-optimization/34172
5711 * tree-flow.h (refs_may_alias_p): Declare.
5712 (get_single_def_stmt): Likewise.
5713 (get_single_def_stmt_from_phi): Likewise.
5714 (get_single_def_stmt_with_phi): Likewise.
5715 * tree-dfa.c (refs_may_alias_p): New function.
5716 (get_single_def_stmt): Likewise.
5717 (get_single_def_stmt_from_phi): Likewise.
5718 (get_single_def_stmt_with_phi): Likewise.
5719 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5720 (vn_reference_lookup_1): New helper function.
5721 (vn_reference_lookup): Walk the virtual use-def chain to
5722 continue searching for a match if the def does not alias the
5723 reference we are looking for.
5725 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5727 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5728 archive and Perzl. Update The Written Word listing.
5730 2008-03-14 Richard Guenther <rguenther@suse.de>
5732 PR tree-optimization/34043
5733 PR tree-optimization/33989
5734 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5736 (bitmap_find_leader): Use extra argument to verify dominance
5737 relationship inside a basic-block.
5738 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5739 (find_leader_in_sets): Adjust.
5740 (create_component_ref_by_pieces): Take extra argument for
5741 dominance check, handle lookup failures.
5742 (find_or_generate_expression): Likewise.
5743 (create_expression_by_pieces): Likewise.
5744 (insert_into_preds_of_block): Adjust.
5745 (create_value_expr_from): If asked for, verify all operands
5746 are in the blocks AVAIL_OUT set.
5747 (make_values_for_stmt): Check for SSA_NAMEs that are life
5748 over an abnormal edge.
5749 (compute_avail): Remove such check.
5750 (do_SCCVN_insertion): New function.
5751 (eliminate): If we do not find a leader suitable for replacement
5752 insert a replacement expression from SCCVN if available.
5753 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5754 (struct vn_ssa_aux): Add needs_insertion flag.
5755 * tree-ssa-sccvn.c (may_insert): New global flag.
5756 (copy_reference_ops_from_ref): Value-number union member access
5757 based on its size, not type and member if insertion is allowed.
5758 (visit_reference_op_load): For a weak match from union type
5759 punning lookup a view-converted value and insert a SSA_NAME
5760 for that value if that is not found.
5761 (visit_use): Make dumps shorter. Do not disallow value numbering
5762 SSA_NAMEs that are life over an abnormal edge to constants.
5763 (free_scc_vn): Release inserted SSA_NAMEs.
5764 (run_scc_vn): New flag to specify whether insertion is allowed.
5765 Process SSA_NAMEs in forward order.
5766 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5767 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5768 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5769 pointer type to/from integral types that do not change the
5770 precision to regular conversions.
5772 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5774 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5775 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5776 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5777 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5778 input arguments and the mode of return value. Built-in functions
5779 that operate on whole 64-bit MMX register now use V1DI mode.
5781 2008-03-13 Alon Dayan <alond@il.ibm.com>
5782 Olga Golovanevsky <olga@il.ibm.com>
5784 PR tree-optimization/35041
5785 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5786 to locate the right position in a statement.
5788 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5792 * config/i386/xmmintrin.h: Change all static inline functions to
5793 extern inline and add __gnu_inline__ attribute.
5794 * config/i386/bmintrin.h: Ditto.
5795 * config/i386/smmintrin.h: Ditto.
5796 * config/i386/tmmintrin.h: Ditto.
5797 * config/i386/mmintrin-common.h: Ditto.
5798 * config/i386/ammintrin.h: Ditto.
5799 * config/i386/emmintrin.h: Ditto.
5800 * config/i386/pmmintrin.h: Ditto.
5801 * config/i386/mmintrin.h: Ditto.
5802 * config/i386/mm3dnow.h: Ditto.
5804 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5807 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5808 (lower_omp_2): New function.
5809 (lower_omp_1, lower_omp): Rewritten.
5811 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5814 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5815 with the phrase "Microsoft Windows compilers".
5816 (Push/Pop Macro Pragmas): New subsection. Document
5817 #pragma push_macro and pragma pop_macro.
5819 2008-03-12 Paul Brook <paul@codesourcery.com>
5821 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5823 2008-03-12 Paul Brook <paul@codesourcery.com>
5825 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5826 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5827 (thumb2_addsi_shortim): Rename ...
5828 (thumb2_addsi_short): ... to this. Allow register operands.
5829 (thumb2_subsi_short): New pattern.
5830 (thumb2_one_cmplsi2_short,
5831 thumb2_negsi2_short): New patterns and peepholes.
5833 2008-03-12 Paul Brook <paul@codesourcery.com>
5835 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5837 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5839 * config/i386/i386.md (int_cond): New code iterator.
5841 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5842 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5843 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5844 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5845 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5846 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5847 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5848 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5850 2008-03-12 Paul Brook <paul@codesourcery.com>
5852 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5853 instead of {arm,thumb}_compute_save_reg_mask.
5854 (output_return_instruction): Ditto.
5855 (thumb_unexpanded_epilogue): Ditto.
5856 (thumb1_expand_prologue): Ditto.
5857 (thumb1_output_function_prologue): Ditto.
5858 (arm_set_return_address): Ditto.
5859 (thumb_set_return_address): Ditto.
5860 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5861 regs to achieve stack alignment.
5862 (thumb1_compute_save_reg_mask): Fix compiler warning.
5863 (arm_output_epilogue): Use offsets->saved_regs_mask.
5864 Adjust stack pointer by poping call clobered registers.
5865 (arm_expand_prologue): Use offsets->saved_regs_mask.
5866 Adjust stack pointer by pushing extra registers.
5867 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5869 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5872 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5873 conversion to the operands of a multiplication.
5875 2008-03-12 Richard Guenther <rguenther@suse.de>
5877 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5878 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5879 * timevar.def (TV_TREE_PHIPROP): Add.
5880 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5881 pass description. Use TV_TREE_PHIPROP.
5882 * tree-ssa-forwprop.c: Remove phiprop code.
5884 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5887 * omp-low.c (maybe_lookup_decl): Constify first argument.
5888 (use_pointer_for_field): Change last argument from bool to
5889 omp_context *. Disallow shared copy-in/out in nested
5890 parallel if decl is shared in outer parallel too.
5891 (build_outer_var_ref, scan_sharing_clauses,
5892 lower_rec_input_clauses, lower_copyprivate_clauses,
5893 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5895 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5896 Ira Rosen <irar@il.ibm.com>
5898 * tree-vectorizer.c (free_stmt_vec_info): New function.
5899 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5900 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5901 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5902 * tree-vect-transform.c (vectorizable_conversion): Free
5903 vec_oprnds0 if it was allocated.
5904 (vect_permute_store_chain): Remove unused VECs.
5905 (vectorizable_store): Free VECs that are allocated in the..
5907 (vect_transform_strided_load, vectorizable_load): Likewise.
5908 (vect_remove_stores): Simplify the code.
5909 (vect_transform_loop): Move code to vect_remove_stores().
5910 Call vect_remove_stores() and free_stmt_vec_info().
5912 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5914 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5915 TARGET_HPUX. Revise comment.
5916 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5917 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5918 Use sr4 variant of `be' instruction when not generating PIC code.
5919 (attr_length_call): Adjust for above change.
5921 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5923 * ipa-reference.c (static_execute): Remove module_statics_const and
5924 associated setting code.
5926 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5929 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5930 predicate for operand 1.
5931 (paritysi2_cmp): Use register_operand predicate for operand 2.
5932 Use earlyclobber modifier for operand 1. Remove support for
5934 (paritydi2_cmp): Use register_operand predicate for operand 3.
5935 Use earlyclobber modifier for operand 1. Remove support for
5938 2008-03-11 Paul Brook <paul@codesourcery.com>
5939 Vladimir Prus <vladimir@codesourcery.com>
5941 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5942 (arm_compute_save_reg0_reg12_mask): Always
5943 check if register 11 must be saved. Always safe hard frame pointer
5944 when frame_pointer_needeed.
5945 (arm_compute_save_reg_mask): Save IP and PC
5946 only with apcs frames.
5947 (arm_output_epilogue): Adjust Thumb2 codepath to
5948 be also invoked and work for ARM non-apcs frames.
5949 (arm_expand_prologue): Don't bother saving IP
5950 for non-apcs frame, since it's not clobbered by
5951 prologue code. Implement non-apcs frame
5954 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5956 PR rtl-optimization/35281
5957 * expr.c (convert_move): Use a new pseudo for the intermediate
5958 from_mode->word_mode result.
5960 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5962 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5963 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5964 * toplev.c (compile_file): Don't call it.
5966 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5969 * expr.c (store_expr): Call emit_block_move if the mode
5970 of "temp" RTX is BLKmode.
5972 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5973 Richard Guenther <rguenther@suse.de>
5975 PR tree-optimization/31358
5976 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5977 the step with a NULL_TREE.
5978 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5979 to sizetype if type is a pointer type.
5980 (add_candidate_1): Don't convert the base and step to
5981 the generic type if the orginal type is a pointer type.
5982 (add_iv_value_candidates): Use sizetype for the step
5983 if type is a pointer type.
5984 (cand_value_at): Likewise.
5985 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5987 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5988 Don't convert the tem affine to the type.
5989 (add_elt_to_tree): Use sizetype for the step if a pointer.
5990 Use POINTER_PLUS_EXPR for pointers.
5991 (aff_combination_to_tree): Use sizetype for the step if a
5994 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5996 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5997 Remove commutativity hint.
5999 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6003 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6004 errorneous type. Check that v is a VAR_DECL.
6007 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6009 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6011 PR tree-optimization/35494
6012 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6013 may be overriden at link and run time.
6015 2008-03-10 Richard Guenther <rguenther@suse.de>
6017 PR tree-optimization/34677
6018 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6019 (poolify_tree): Likewise.
6020 (modify_expr_template): Likewise.
6021 (poolify_modify_stmt): Likewise.
6022 (insert_fake_stores): Handle all component-ref style stores
6023 in addition to INDIRECT_REF. Also handle complex types.
6024 Do not poolify the inserted load.
6025 (realify_fake_stores): Do not rebuild the tree but only
6026 make it a SSA_NAME copy.
6027 (init_pre): Remove initialzation of modify_expr_template.
6028 Do not allocate modify_expr_node_pool.
6029 (fini_pre): Do not free modify_expr_node_pool.
6031 2008-03-10 Paul Brook <paul@codesourcery.com>
6033 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6036 2008-03-10 Paul Brook <paul@codesourcery.com>
6037 Mark Shinwell <shinwell@codesourcery.com>
6039 * config/arm/cortex-r4.md: New.
6040 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6042 * config/arm/arm.md: Include cortex-r4.md.
6043 (insn): Add smmls, sdiv and udiv values.
6044 (generic_sched): Don't use generic scheduling for Cortex-R4.
6045 (arm_issue_rate): New function.
6046 (TARGET_SCHED_ISSUE_RATE): Define.
6048 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6050 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6052 2008-03-10 Richard Guenther <rguenther@suse.de>
6054 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6055 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6057 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6059 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6060 Set default to true.
6062 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6064 * c.opt (Wsynth): Deprecate.
6065 * doc/invoke.texi (Option Summary, Warning Options): Document
6066 -Wno-format-contains-nul.
6068 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6071 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6072 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6074 2008-03-09 Ira Rosen <irar@il.ibm.com>
6076 * config/rs6000/rs6000.c (builtin_description): Rename vector
6077 left shift operations.
6078 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6079 (altivec_vsl<VI_char>): Rename to ...
6080 (ashl<mode>3): ... new name.
6081 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6083 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6085 2008-03-08 Richard Guenther <rguenther@suse.de>
6087 * coverage.h (tree_coverage_counter_addr): Declare.
6088 * coverage.c (tree_coverage_counter_addr): New function.
6089 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6091 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6092 (tree_gen_one_value_profiler): Likewise.
6093 (tree_gen_ic_profiler): Likewise.
6094 (tree_gen_average_profiler): Likewise.
6095 (tree_gen_ior_profiler): Likewise.
6097 2008-03-08 Richard Guenther <rguenther@suse.de>
6099 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6100 (vn_binary_op_insert): Likewise.
6101 (vn_unary_op_lookup): Likewise.
6102 (vn_unary_op_insert): Likewise.
6103 (vn_nary_op_lookup): Declare.
6104 (vn_nary_op_insert): Likewise.
6105 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6106 and binary hashes, use a single obstack for unary_op_pool
6108 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6109 a single struct vn_nary_op_s. Store tree code length and
6110 a variable number of operands.
6111 (struct vn_reference_op_struct): Remove unused op2.
6112 (vn_reference_op_eq): Do not compare op2.
6113 (vn_reference_op_compute_hash): Do not compute hash of op2.
6114 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6115 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6116 with vn_nary_op_compute_hash.
6117 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6118 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6120 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6122 (visit_unary_op): Call nary functions.
6123 (visit_binary_op): Likewise.
6124 (process_scc): Adjust for struct vn_tables_s changes.
6125 (allocate_vn_table): Likewise.
6126 (free_vn_table): Likewise.
6127 * tree-vn.c (vn_add): Call nary functions.
6128 (vn_lookup): Likewise.
6130 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6133 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6134 wdst back after sync_compare_and_swapqhi_internal.
6136 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6139 * config/i386/i386-modes.def (V1DI): New vector mode.
6140 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6141 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6142 (MMXMODE248): Ditto.
6143 (MMXMODE): Add V1DI mode.
6144 (mmxvecsize): Change DI mode to V1DI mode.
6145 ("mov<mode>): Use MMXMODEI8 mode iterator.
6146 ("*mov<mode>_internal_rex64"): Ditto.
6147 ("*mov<mode>_internal"): Ditto.
6148 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6149 ("mmx_sub<mode>3"): Ditto.
6150 ("mmx_adddi3"): Remove insn pattern.
6151 ("mmx_subdi3"): Ditto.
6152 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6153 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6154 ("mmx_ashl<mode>3"): Ditto.
6155 ("mmx_lshrdi3"): Remove insn pattern.
6156 ("mmx_ashldi3"): Ditto.
6157 * config/i386/i386.c (classify_argument): Handle V1DImode.
6158 (function_arg_advance_32): Ditto.
6159 (function_arg_32): Ditto.
6160 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6161 mmx_addv1di3 insn pattern.
6162 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6163 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6164 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6165 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6166 Remove definitions of built-in functions.
6167 (V1DI_type_node): New node.
6168 (v1di_ftype_v1di_int): Ditto.
6169 (v1di_ftype_v1di_v1di): Ditto.
6170 (v2si_ftype_v2si_si): Ditto.
6171 (v4hi_ftype_v4hi_di): Remove node.
6172 (v2si_ftype_v2si_di): Ditto.
6173 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6174 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6175 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6176 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6177 Add new builtins using def_builtin_const.
6178 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6179 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6180 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6181 * config/i386/mmintrin.h (__v1di): New typedef.
6182 (_mm_add_si64): Cast arguments to __v1di type.
6183 (_mm_sub_si64): Ditto.
6184 (_mm_sll_pi16): Cast __count to __v4hi type.
6185 (_mm_sll_pi32): Cast __count to __v2si type.
6186 (_mm_sll_si64): Cast arguments to __v1di type.
6187 (_mm_srl_pi16): Cast __count to __v4hi type.
6188 (_mm_srl_pi32): Cast __count to __v2si type.
6189 (_mm_srl_si64): Cast arguments to __v1di type.
6190 (_mm_sra_pi16): Cast __count to __v4hi type.
6191 (_mm_sra_pi32): Cast __count to __v2si type.
6192 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6193 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6194 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6195 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6196 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6197 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6198 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6199 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6200 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6201 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6202 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6203 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6205 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6207 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6209 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6212 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6213 reg+const addressing for Altivec modes. Don't generate reg+reg
6214 addressing for TFmode or TDmode quantities.
6216 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6218 * c-common.c (vector_types_convertible_p): Call langhook
6219 instead of comptypes.
6221 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6224 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6225 integral and scalar float variables which have a
6228 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6230 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6231 dwarf_register_span hook when emitting unwind information for
6232 register-to-memory saves.
6233 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6234 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6236 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6238 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6239 for the same VAR_DECL.
6241 2008-03-06 Tom Tromey <tromey@redhat.com>
6244 * doc/standards.texi (Standards): Don't mention treelang.
6245 * doc/invoke.texi (Overall Options): Don't mention treelang.
6246 * doc/install.texi (Prerequisites): Don't mention bison or
6248 (Configuration): Don't mention treelang.
6249 (Building): Likewise.
6250 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6252 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6254 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6255 word-extractions out of a multi-word object.
6257 2008-03-06 Richard Guenther <rguenther@suse.de>
6259 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6260 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6261 result type and precision.
6262 * expr.c (get_inner_reference): Set unsignedp based on the result
6263 type of BIT_FIELD_REF.
6264 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6265 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6266 (try_instantiate_multiple_fields): Likewise. Use the correct type
6268 (sra_build_assignment): Likewise.
6269 (sra_build_elt_assignment): Likewise.
6270 (sra_explode_bitfield_assignment): Likewise.
6271 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6272 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6273 set BIT_FIELD_REF_UNSIGNED.
6274 (vectorizable_load): Likewise.
6276 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6278 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6281 2008-03-06 Richard Guenther <rguenther@suse.de>
6283 * alias.c (struct alias_set_entry): Move has_zero_child field
6284 to pack with alias_set.
6286 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6288 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6291 2008-03-05 Ian Lance Taylor <iant@google.com>
6293 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6295 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6297 * fwprop.c (update_df): Support width and offset parameters of
6299 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6300 global_conflicts): Change DF_REF_EXTRACT to either
6301 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6302 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6303 * df-scan.c (df_ref_record, df_defs_record,
6304 df_ref_create_structure, df_def_record_1, df_uses_record,
6305 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6306 df_bb_refs_collect, df_entry_block_defs_collect,
6307 df_exit_block_uses_collect): Support new width and offset fields.
6308 (ref_extract_pool): New storage pool.
6309 (df_free_ref): New function.
6310 (df_reg_chain_unlink, df_free_collection_rec,
6311 df_sort_and_compress_refs): Call df_free_ref.
6312 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6314 (df_ref_create_structure): Allocate df_ref_extract if offset and
6315 width fields are used.
6316 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6317 (df_uses_record): Get offset and width from ZERO_EXTRACT
6319 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
6320 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6321 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6322 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
6323 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6324 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6325 (df_ref_extract): New structure.
6326 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6327 (df_ref_create): Add width and offset parameters.
6329 2008-03-05 Richard Guenther <rguenther@suse.de>
6331 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6332 Use ranges_overlap_p.
6333 (offset_overlaps_with_access): Rename
6334 to ranges_overlap_p and move ...
6335 * tree-flow-inline.h (ranges_overlap_p): ... here.
6337 * tree.h (get_inner_reference, handled_component_p): Update
6340 * tree.h (record_component_aliases, get_alias_set,
6341 alias_sets_conflict_p, alias_sets_must_conflict_p,
6342 objects_must_conflict_p): Move declarations ...
6343 * alias.h (record_component_aliases, get_alias_set,
6344 alias_sets_conflict_p, alias_sets_must_conflict_p,
6345 objects_must_conflict_p): ... here.
6346 Include coretypes.h.
6347 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6349 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6351 * cfg.c: Include tree-flow.h.
6352 (remove_edge_raw): Call redirect_edge_var_map_clear.
6353 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6354 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6355 (redirect_edge_var_map_result): New.
6356 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6357 PENDING_STMT use with redirect_edge_var_map_*.
6358 * tree-ssa.c (edge_var_maps): New definition.
6359 (redirect_edge_var_map_add): New.
6360 (redirect_edge_var_map_clear): New.
6361 (redirect_edge_var_map_dup): New.
6362 (redirect_edge_var_map_vector): New.
6363 (redirect_edge_var_map_destroy): New.
6364 (ssa_redirect_edge): Replace PENDING_STMT use with
6365 redirect_edge_var_map_*.
6366 (flush_pending_stmts): Same.
6367 (delete_tree_ssa): Destroy edge var map.
6368 * tree-flow.h (struct _edge_var_map): New.
6369 Define edge_var_map vector type.
6370 Declare redirect_edge_var_map_* prototypes.
6371 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6372 * tree-cfg.c (reinstall_phi_args): Replace
6373 PENDING_STMT use with redirect_edge_var_map_*.
6375 2008-03-05 Richard Guenther <rguenther@suse.de>
6377 PR tree-optimization/35472
6378 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6379 whose single use_stmt has a overlapping set of loaded and
6380 stored symbols as that use_stmt might be a noop assignment then.
6382 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6384 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6386 2008-03-05 Richard Guenther <rguenther@suse.de>
6389 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6390 should be constants.
6391 * tree-cfg.c (verify_expr): Verify it.
6392 * fold-const.c (fold_truthop): Remove code generating
6393 BIT_FIELD_REFs of structure bases.
6394 (fold_binary): Likewise.
6395 (fold_ternary): Position and size of BIT_FIELD_REFs are
6396 always host integers.
6397 (make_bit_field_ref): Remove.
6398 (optimize_bit_field_compare): Remove.
6399 (all_ones_mask_p): Remove.
6401 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6404 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6405 (split_block_and_df_analyze): New. Split basic block and rebuild
6407 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6409 (split_pattern_seq): Likewise.
6410 (erase_matching_seqs): Likewise.
6411 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6413 2008-03-04 Geoff Keating <geoffk@apple.com>
6415 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6416 declaration and code.
6417 (tree_invalid_nonnegative_warnv_p): Likewise.
6419 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6421 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
6422 examples. Truncate option-names then causing overfull hbox.
6424 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6427 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
6429 * configure: Rebuilt.
6431 2008-03-04 Rafael Espindola <espindola@google.com>
6433 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
6434 (tree_unary_nonnegative_warnv_p): New.
6435 (tree_binary_nonnegative_warnv_p): New.
6436 (tree_single_nonnegative_warnv_p): New.
6437 (tree_invalid_nonnegative_warnv_p): New.
6438 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
6440 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6443 * opts.c (handle_option): Postpone 'unknown option' errors only for
6446 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
6449 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
6452 2008-03-04 Rafael Espindola <espindola@google.com>
6454 * fold-const.c (tree_unary_nonzero_warnv_p): New.
6455 (tree_binary_nonzero_warnv_p): New.
6456 (tree_single_nonzero_warnv_p): New.
6457 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
6459 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6462 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6463 transformations for modes that have signed zeros.
6464 * ifcvt.c (noce_try_abs): Ditto.
6466 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6468 * config/i386/i386.c (override_options): Force
6469 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6471 2008-03-04 Jan Hubicka <jh@suse.cz>
6474 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6477 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6479 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6480 label to probe the stack.
6482 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6484 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6485 (__gthr_win32_mutex_destroy): Declare.
6486 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6487 __gthr_win32_mutex_destroy.
6488 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6490 2008-03-03 Jan Hubicka <jh@suse.cz>
6493 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6494 aggressive on inlining cold calls.
6496 2008-03-03 Richard Guenther <rguenther@suse.de>
6498 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6499 struct copies into the expression table.
6500 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6501 (try_to_simplify): Likewise.
6502 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6503 integral and pointer arguments which do not change the
6504 precision to NOP_EXPRs.
6505 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6506 VIEW_CONVERT_EXPR case.
6508 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6510 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6511 defined in a loop at depth 0 is invariant.
6512 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6513 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6514 be called at loop depth 0.
6516 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6519 * gcc.c (process_command): Update copyright notice dates.
6520 * gcov.c (print_version): Likewise.
6521 * gcov-dump.c (print_version): Likewise.
6522 * mips-tfile.c (main): Likewise.
6523 * mips-tdump.c (main): Likewise.
6525 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6528 * c-common.c (flag_permissive): Delete.
6529 (constant_expression_warnings): Check flags first.
6530 (constant_expression_error): New.
6531 * c-common.h (flag_permissive): Delete.
6532 (constant_expression_error): Declare.
6533 * flags.h (flag_permissive): Declare. Update description.
6534 * diagnostic.c (pedwarn): Update.
6536 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6537 (permissive_error_kind): New.
6538 * toplev.c (flag_permissive): Define. Update description.
6539 * toplev.h (permissive_error_kind): Declare.
6540 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6541 (pedwarn_c90): Use pedantic_warning_kind.
6542 * c-opts.c (c_common_post_options): flag_permissive does not affect
6543 flag_pedantic_errors.
6545 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6547 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6548 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6549 __absvsi2, __absvDI2): Use unsigned arithmetic.
6551 2008-03-02 Andi Kleen <ak@suse.de>
6552 Richard Guenther <rguenther@suse.de>
6554 * struct-equiv.c: Remove file.
6555 * cfg_cleanup.c (condjump_equiv_p): Remove.
6556 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6557 (struct-equiv.o): Remove rule.
6558 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6559 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6560 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6562 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6564 * ifcvt.c (noce_process_if_block): Try to handle only the then
6565 block if the else block exists but isn't suitable.
6567 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6570 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6571 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6572 regression from previous patch.
6574 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6577 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6579 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6580 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6581 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6582 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6583 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6584 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6585 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6586 (__gthread_mutex_destroy_function): Rename to
6587 __gthread_mutex_destroy.
6588 * gthr-dce.h (__gthread_mutex_destroy): Call
6589 pthread_mutex_destroy.
6590 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6591 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6592 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6594 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6596 * df-scan.c (df_ref_chain_change_bb): Simplify.
6597 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6598 set_block_for_insn if there's any change.
6599 * df.h ((df_insn_change_bb): Fix prototype.
6600 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6601 df_insn_change_bb, don't call set_block_for_insn.
6602 * emit-rtl.c (reorder_insns): Likewise.
6603 * haifa-sched.c (move_insn): Likewise.
6605 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6607 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6609 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6611 * tree-flow-inline.h (next_readonly_imm_use): Return
6612 NULL_USE_OPERAND_P after the end.
6614 2008-03-01 Richard Guenther <rguenther@suse.de>
6616 PR tree-optimization/35411
6617 * tree-sra.c (sra_build_assignment): Split conversion to
6618 final type to a separate statement if we are not assigning
6621 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6623 * fold-const.c (fold_convertible_p): Correct the logic to follow
6624 that in fold_convert().
6626 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6629 * tree-inline.c (build_duplicate_type): When we make a
6630 duplicate type, make it unique in the canonical types system.
6632 2008-02-29 Tom Tromey <tromey@redhat.com>
6634 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6635 input_file_stack_history, input_file_stack_restored): Remove.
6636 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6637 * input.h (struct file_stack): Remove.
6638 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6639 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6641 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6643 (diagnostic_last_module_changed): Add 'map' argument.
6644 (diagnostic_set_last_function): Likewise.
6645 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6646 line map, not input_file_stack.
6647 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6649 2008-02-29 Paul Brook <paul@codesourcery.com>
6651 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6653 2008-02-29 Paul Brook <paul@codesourcery.com>
6655 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6657 2008-02-29 Richard Guenther <rguenther@suse.de>
6659 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6661 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6662 value for comparing for a store match.
6663 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6664 (try_to_simplify): Do not do a full-blown reference lookup.
6666 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6668 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6669 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6671 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6673 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6675 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6676 strides against cache sizes.
6678 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6680 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6683 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6685 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6686 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6687 is smaller than the original promoted value.
6688 (simplify_subreg): If OP is a SUBREG, try to preserve its
6689 SUBREG_PROMOTED_VAR_P information.
6691 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6693 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6694 (VN_INFO_GET): Allocate new objects on the obstack.
6695 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6696 for rpo_numbers_temp, for consistency.
6697 (free_scc_vn): Free the obstack.
6699 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6701 * doc/invoke.texi: Document -ftree-loop-distribution.
6702 * tree-loop-distribution.c: New.
6703 * tree-pass.h (pass_loop_distribution): New.
6704 * graphds.h (struct graph): Add htab_t indices.
6705 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6706 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6707 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6708 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6709 * tree-data-ref.c (debug_data_dependence_relations): New.
6710 (dump_data_dependence_relation): Also print data references.
6711 (free_data_ref): Extern.
6712 (same_access_functions): Moved...
6713 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6714 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6715 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6716 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6717 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6718 (stmts_from_loop): Skip LABEL_EXPR.
6719 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6721 (build_rdg): Initialize rdg->indices htab.
6722 (free_rdg, stores_from_loop, ref_base_address,
6723 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6724 have_similar_memory_accesses_1, ref_base_address_1,
6725 remove_similar_memory_refs): New.
6726 * tree-data-ref.h: Depend on tree-chrec.h.
6727 (debug_data_dependence_relations, free_data_ref): Declared.
6728 (same_access_functions): ... here.
6729 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6731 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6732 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6733 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6734 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6735 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6736 rdg_vertex_for_stmt): Declared.
6737 (struct rdg_edge): Add level.
6739 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6740 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6742 (rdg_has_similar_memory_accesses): New.
6743 * tree-vect-analyze.c: Remove unused static decls.
6744 * lambda.h (dependence_level): New.
6745 * common.opt (ftree-loop-distribution): New.
6746 * tree-flow.h (mark_virtual_ops_in_bb,
6747 slpeel_tree_duplicate_loop_to_edge_cfg,
6748 rename_variables_in_loop): Declared.
6749 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6750 (OBJS-common): Add tree-loop-distribution.o.
6751 (tree-loop-distribution.o): New rule.
6752 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6753 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6754 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6756 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6759 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6760 other than structures and unions.
6762 2008-02-28 Richard Guenther <rguenther@suse.de>
6765 2008-02-26 Richard Guenther <rguenther@suse.de>
6767 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6768 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6769 (lookup_decl_from_uid): Declare.
6770 (remove_decl_from_map): Likewise.
6771 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6772 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6773 (decl_for_uid_map): New global hashtable mapping DECL_UID
6775 (init_ttree): Allocate it.
6776 (insert_decl_to_uid_decl_map): New helper function.
6777 (make_node_stat): Insert new decls into the map.
6778 (copy_node_stat): Likewise.
6779 (lookup_decl_from_uid): New function.
6780 (remove_decl_from_map): Likewise.
6781 (print_decl_for_uid_map_statistics): New helper.
6782 (dump_tree_statistics): Call it.
6784 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6785 (referenced_var_iterator): Adjust.
6786 (FOR_EACH_REFERENCED_VAR): Adjust.
6787 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6788 (num_referenced_vars): Adjust.
6789 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6790 (first_referenced_var): Remove.
6791 (end_referenced_vars_p): Likewise.
6792 (next_referenced_var): Likewise.
6793 (referenced_var_iterator_set): New helper function.
6794 * tree-dfa.c (referenced_var_lookup): Adjust.
6795 (referenced_var_check_and_insert): Likewise.
6796 (remove_referenced_var): Likewise.
6797 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6798 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6799 (verify_call_clobbering): Likewise.
6800 (verify_memory_partitions): Likewise.
6801 (init_tree_ssa): Allocate bitmap instead of hashtable for
6803 (delete_tree_ssa): Adjust.
6804 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6805 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6806 (compute_tag_properties): Likewise.
6807 (set_initial_properties): Likewise.
6808 (find_partition_for): Likewise.
6809 (update_reference_counts): Likewise.
6810 (dump_may_aliases_for): Likewise.
6811 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6812 (add_call_clobber_ops): Likewise.
6813 (add_call_read_ops): Likewise.
6814 (get_asm_expr_operands): Likewise.
6815 * tree-into-ssa.c (dump_decl_set): Likewise.
6816 (update_ssa): Likewise.
6817 * tree-sra.c (scan_function): Likewise.
6818 (decide_instantiations): Likewise.
6819 (scalarize_parms): Likewise.
6820 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6821 (dsa_named_for): Likewise.
6822 * tree-ssa-structalias.c (update_alias_info): Likewise.
6823 (merge_smts_into): Likewise.
6825 2008-02-27 David Daney <ddaney@avtrex.com>
6828 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6829 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6830 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6831 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6832 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6834 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6837 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6838 (BUILT_IN_NEXTTOWARD): Remove.
6839 (BUILT_IN_NEXTTOWARDF): Ditto.
6840 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6841 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6843 2008-02-27 Tom Tromey <tromey@redhat.com>
6845 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6846 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6848 2008-02-27 Jan Beulich <jbeulich@novell.com>
6850 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6851 update the respective field on newdecl.
6853 2008-02-27 Revital Eres <eres@il.ibm.com>
6855 PR rtl-optimization/34999
6856 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6857 crossing edges that ends with a call insn.
6858 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6859 call insn and clear the EDGE_CROSSING flag of the crossing edge
6860 when fixing fallthru edges.
6862 2008-02-27 Richard Guenther <rguenther@suse.de>
6865 * fold-const.c (fold_unary): Return the correct argument,
6866 converted to the result type.
6868 2008-02-27 Richard Guenther <rguenther@suse.de>
6871 * expr.c (expand_expr_real_1): Assert on rotates that operate
6873 * fold-const.c (fold_binary): Use the types precision, not the
6874 bitsize of the mode if folding rotate expressions. Build rotates
6875 only for full modes.
6877 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6879 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6881 * c-pragma.c (pragma_ns_name): New typedef.
6882 (registered_pp_pragmas): New variable.
6883 (c_pp_lookup_pragma): New function.
6884 (c_register_pragma_1): If flag_preprocess_only, do nothing
6885 for non-expanded pragmas, for expanded ones push pragma's
6886 namespace and name into registered_pp_pragmas vector.
6887 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6888 flag_preprocess_only, don't register GCC pch_preprocess
6889 pragma if flag_preprocess_only.
6890 * c-opts.c (c_common_init): Call init_pragma even if
6891 flag_preprocess_only.
6892 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6893 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6894 cpp_register_pragma if flag_preprocess_only.
6896 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6899 * c-parser.c (c_parser_translation_unit): Warn for empty
6900 translation unit, not empty source file.
6902 2008-02-26 Paul Brook <paul@codesourcery.com>
6904 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6905 operand for Thumb-2.
6906 * config/arm/arm.h (reg_class): Add CORE_REGS.
6907 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6908 (BASE_REG_CLASS): Use CORE_REGS.
6909 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6910 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6911 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6912 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6913 ARM_REGNO_OK_FOR_INDEX_P.
6914 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6915 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6916 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6917 (ldm/stm peepholes): Ditto.
6918 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6919 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6920 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6921 * config/arm/constraints.md: Enable "k" constraint on ARM.
6923 2008-02-27 Ben Elliston <bje@au.ibm.com>
6925 * config/rs6000/rs6000.c: Annotate cache line size field in all
6926 instances of struct processor_costs.
6928 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6930 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6931 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6932 jump_bypass): New counters.
6933 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6934 * dce.c (gate_ud_dce): Same.
6935 (gate_fast_dce): Same.
6936 * dse.c (gate_dse1): New function.
6937 (gate_dse2): New function.
6938 (gate_dse): Merge results of new gate functions.
6939 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6940 (gate_handle_jump_bypass): Add dbg_cnt.
6941 (gate_handle_gcse): Add dbg_cnt.
6942 * ifcvt.c (gate_handle_if_conversion): Same.
6943 (gate_handle_if_after_combine): Same.
6944 (gate_handle_if_after_reload): Same.
6945 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6947 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6949 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6951 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6953 2008-02-26 Jason Merrill <jason@redhat.com>
6956 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6957 alone if it's the naming decl for the type's main variant.
6959 2008-02-26 Tom Tromey <tromey@redhat.com>
6961 * system.h (USE_MAPPED_LOCATION): Poison.
6962 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6963 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6964 (make_goto_expr_edges): Likewise.
6965 (remove_bb): Likewise.
6966 (execute_warn_function_return): Likewise.
6967 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6969 * c-common.c (fname_decl): Remove old location code.
6970 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6972 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6974 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6975 (gen_rtx_ASM_INPUT): Likewise.
6976 (gen_rtx_ASM_INPUT_loc): Likewise.
6977 (get_rtx_asm_OPERANDS): Remove.
6978 * cfglayout.c (insn_locators_alloc): Remove old location code.
6979 (set_curr_insn_source_location): Likewise.
6980 (curr_insn_locator): Likewise.
6981 * print-tree.c (print_node): Remove old location code.
6982 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6983 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6984 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6985 location_from_locus.
6986 (construct_exit_block): Remove old location code.
6987 * emit-rtl.c (force_next_line_note): Remove old location code.
6988 * profile.c (branch_prob): Remove old location code.
6989 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6990 LOC_LINE): Remove old-location variants.
6991 * langhooks.c (lhd_print_error_function): Remove old location
6993 * configure, config.in: Rebuilt.
6994 * configure.ac (--enable-mapped-location): Remove.
6995 * c-decl.c (c_init_decl_processing): Remove old location code.
6996 (finish_function): Likewise.
6997 * recog.c (decode_asm_operands): Remove old location code.
6998 * c-pch.c (c_common_read_pch): Remove old location code.
6999 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7001 * gimple-low.c (lower_function_body): Remove old location code.
7002 * toplev.c (unknown_location): Remove.
7003 (push_srcloc): Remove old-location variant.
7004 (process_options): Remove old location code.
7005 (lang_dependent_init): Likewise.
7006 * input.h (UNKNOWN_LOCATION): Move definition.
7007 (location_t): Undeprecate.
7008 (source_locus): Remove.
7009 (location_from_locus): Remove.
7010 (struct location_s): Remove.
7011 Remove all old-location code.
7012 (input_line, input_filename): Remove.
7013 * final.c (final_scan_insn): Remove old location code.
7014 * diagnostic.c (diagnostic_build_prefix): Remove
7015 USE_MAPPED_LOCATION test.
7016 * tree.h (gimple_stmt) <locus>: Now a location_t.
7017 (tree_exp) <locus>: Likewise.
7018 (DECL_IS_BUILTIN): Remove old-location variant.
7019 (annotate_with_file_line, annotate_with_locus): Likewise.
7020 (expr_locus, set_expr_locus): Update.
7021 * tree.c (build1_stat): Remove old location code.
7022 (last_annotated_node): Remove.
7023 (annotate_with_file_line): Remove old-location variant.
7024 (annotate_with_locus): Likewise.
7025 (expr_location): Remove old location code.
7026 (set_expr_location): Likewise.
7027 (expr_has_location): Likewise.
7028 (expr_locus): Likewise.
7029 (set_expr_locus): Likewise.
7030 (expr_filename): Don't use location_from_locus.
7031 (expr_lineno): Likewise.
7032 * rtl-error.c (location_for_asm): Remove old location code.
7033 * c-lex.c (cb_line_change): Remove old location code.
7034 (fe_file_change): Likewise.
7035 (cb_def_pragma): Likewise.
7036 (c_lex_with_flags): Likewise.
7037 * gengtype.c (do_typedef): Don't special-case location types.
7038 (define_location_structures): Remove.
7039 (main): Don't call define_location_structures.
7040 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7043 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7046 * builtins.def (BUILT_IN_STDARG_START): Remove.
7047 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7048 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7049 * tree-inline.c (inline_forbidden_p_1): Likewise.
7051 2008-02-26 Richard Guenther <rguenther@suse.de>
7053 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7054 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7055 (lookup_decl_from_uid): Declare.
7056 (remove_decl_from_map): Likewise.
7057 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7058 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7059 (decl_for_uid_map): New global hashtable mapping DECL_UID
7061 (init_ttree): Allocate it.
7062 (insert_decl_to_uid_decl_map): New helper function.
7063 (make_node_stat): Insert new decls into the map.
7064 (copy_node_stat): Likewise.
7065 (lookup_decl_from_uid): New function.
7066 (remove_decl_from_map): Likewise.
7067 (print_decl_for_uid_map_statistics): New helper.
7068 (dump_tree_statistics): Call it.
7070 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7071 (referenced_var_iterator): Adjust.
7072 (FOR_EACH_REFERENCED_VAR): Adjust.
7073 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7074 (num_referenced_vars): Adjust.
7075 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7076 (first_referenced_var): Remove.
7077 (end_referenced_vars_p): Likewise.
7078 (next_referenced_var): Likewise.
7079 (referenced_var_iterator_set): New helper function.
7080 * tree-dfa.c (referenced_var_lookup): Adjust.
7081 (referenced_var_check_and_insert): Likewise.
7082 (remove_referenced_var): Likewise.
7083 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7084 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7085 (verify_call_clobbering): Likewise.
7086 (verify_memory_partitions): Likewise.
7087 (init_tree_ssa): Allocate bitmap instead of hashtable for
7089 (delete_tree_ssa): Adjust.
7090 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7091 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7092 (compute_tag_properties): Likewise.
7093 (set_initial_properties): Likewise.
7094 (find_partition_for): Likewise.
7095 (update_reference_counts): Likewise.
7096 (dump_may_aliases_for): Likewise.
7097 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7098 (add_call_clobber_ops): Likewise.
7099 (add_call_read_ops): Likewise.
7100 (get_asm_expr_operands): Likewise.
7101 * tree-into-ssa.c (dump_decl_set): Likewise.
7102 (update_ssa): Likewise.
7103 * tree-sra.c (scan_function): Likewise.
7104 (decide_instantiations): Likewise.
7105 (scalarize_parms): Likewise.
7106 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7107 (dsa_named_for): Likewise.
7108 * tree-ssa-structalias.c (update_alias_info): Likewise.
7109 (merge_smts_into): Likewise.
7111 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7114 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7115 * c-opts.c (c_common_handle_option): Wall enables
7116 Wvolatile-register-var.
7117 * common.opt: Move Wvolatile-register-var to...
7120 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7122 * common.opt (Wlarger-than=): New.
7123 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7125 * opts.c (common_handle_option): Handle -Wlarger-than=.
7126 * optc-gen.awk: Likewise.
7127 * opth-gen.awk: Likewise.
7128 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7129 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7131 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7133 * c-common.c (match_case_to_enum_1): Add appropriate
7134 OPT_W* parameter to warning.
7135 (c_do_switch_warnings): Likewise.
7136 * c-typeck.c (warning_init): Add one more parameter following
7138 (push_init_level): Update call to warning_init.
7139 (pop_init_level): Likewise.
7140 (add_pending_init): Likewise.
7141 (output_init_element: Likewise.
7143 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7146 * toplev.c (toplev_main): If there are warnings or error, print
7147 errors for ignored options.
7148 * opts.c (ignored_options): New static variable.
7149 (postpone_unknown_option_error): New.
7150 (print_ignored_options): New.
7151 (handle_option): Postpone errors for unknown -Wno-* options.
7152 * opts.h (print_ignored_options): Declare.
7154 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7156 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7159 2008-02-25 Richard Guenther <rguenther@suse.de>
7162 2008-02-25 Richard Guenther <rguenther@suse.de>
7164 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7165 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7166 (lookup_decl_from_uid): Declare.
7167 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7168 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7169 (decl_for_uid_map): New global hashtable mapping DECL_UID
7171 (init_ttree): Allocate it.
7172 (insert_decl_to_uid_decl_map): New helper function.
7173 (make_node_stat): Insert new decls into the map.
7174 (copy_node_stat): Likewise.
7175 (lookup_decl_from_uid): New function.
7176 (print_decl_for_uid_map_statistics): New helper.
7177 (dump_tree_statistics): Call it.
7179 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7180 (referenced_var_iterator): Adjust.
7181 (FOR_EACH_REFERENCED_VAR): Adjust.
7182 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7183 (num_referenced_vars): Adjust.
7184 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7185 (first_referenced_var): Remove.
7186 (end_referenced_vars_p): Likewise.
7187 (next_referenced_var): Likewise.
7188 (referenced_var_iterator_set): New helper function.
7189 * tree-dfa.c (referenced_var_lookup): Adjust.
7190 (referenced_var_check_and_insert): Likewise.
7191 (remove_referenced_var): Likewise.
7192 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7193 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7194 (verify_call_clobbering): Likewise.
7195 (verify_memory_partitions): Likewise.
7196 (init_tree_ssa): Allocate bitmap instead of hashtable for
7198 (delete_tree_ssa): Adjust.
7199 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7200 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7201 (compute_tag_properties): Likewise.
7202 (set_initial_properties): Likewise.
7203 (find_partition_for): Likewise.
7204 (update_reference_counts): Likewise.
7205 (dump_may_aliases_for): Likewise.
7206 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7207 (add_call_clobber_ops): Likewise.
7208 (add_call_read_ops): Likewise.
7209 (get_asm_expr_operands): Likewise.
7210 * tree-into-ssa.c (dump_decl_set): Likewise.
7211 (update_ssa): Likewise.
7212 * tree-sra.c (scan_function): Likewise.
7213 (decide_instantiations): Likewise.
7214 (scalarize_parms): Likewise.
7215 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7216 (dsa_named_for): Likewise.
7217 * tree-ssa-structalias.c (update_alias_info): Likewise.
7218 (merge_smts_into): Likewise.
7220 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7223 * doc/invoke.texi (-fcx-limited-range): Document new option.
7224 * toplev.c (process_options): Handle -fcx-fortran-rules.
7225 * common.opt: Add documentation for -fcx-fortran-rules.
7227 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7230 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7231 actual behaviour and C99.
7233 2008-02-26 Ben Elliston <bje@au.ibm.com>
7235 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7236 (ASM_CPU_POWER6_SPEC): Likewise.
7237 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7238 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7239 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7241 2008-02-25 Richard Guenther <rguenther@suse.de>
7243 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7244 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7245 (lookup_decl_from_uid): Declare.
7246 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7247 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7248 (decl_for_uid_map): New global hashtable mapping DECL_UID
7250 (init_ttree): Allocate it.
7251 (insert_decl_to_uid_decl_map): New helper function.
7252 (make_node_stat): Insert new decls into the map.
7253 (copy_node_stat): Likewise.
7254 (lookup_decl_from_uid): New function.
7255 (print_decl_for_uid_map_statistics): New helper.
7256 (dump_tree_statistics): Call it.
7258 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7259 (referenced_var_iterator): Adjust.
7260 (FOR_EACH_REFERENCED_VAR): Adjust.
7261 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7262 (num_referenced_vars): Adjust.
7263 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7264 (first_referenced_var): Remove.
7265 (end_referenced_vars_p): Likewise.
7266 (next_referenced_var): Likewise.
7267 (referenced_var_iterator_set): New helper function.
7268 * tree-dfa.c (referenced_var_lookup): Adjust.
7269 (referenced_var_check_and_insert): Likewise.
7270 (remove_referenced_var): Likewise.
7271 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7272 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7273 (verify_call_clobbering): Likewise.
7274 (verify_memory_partitions): Likewise.
7275 (init_tree_ssa): Allocate bitmap instead of hashtable for
7277 (delete_tree_ssa): Adjust.
7278 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7279 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7280 (compute_tag_properties): Likewise.
7281 (set_initial_properties): Likewise.
7282 (find_partition_for): Likewise.
7283 (update_reference_counts): Likewise.
7284 (dump_may_aliases_for): Likewise.
7285 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7286 (add_call_clobber_ops): Likewise.
7287 (add_call_read_ops): Likewise.
7288 (get_asm_expr_operands): Likewise.
7289 * tree-into-ssa.c (dump_decl_set): Likewise.
7290 (update_ssa): Likewise.
7291 * tree-sra.c (scan_function): Likewise.
7292 (decide_instantiations): Likewise.
7293 (scalarize_parms): Likewise.
7294 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7295 (dsa_named_for): Likewise.
7296 * tree-ssa-structalias.c (update_alias_info): Likewise.
7297 (merge_smts_into): Likewise.
7299 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7302 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7303 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7304 * alias.h (nonoverlapping_memrefs_p): Likewise.
7306 2008-02-25 Jan Beulich <jbeulich@novell.com>
7308 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7309 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7310 __emultls_get_address, __emultls_register_common,
7311 __floatundi?f, and _Unwind_GetIPInfo.
7312 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7313 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7314 (gen_regparm_prefix): Likewise.
7315 (i386_nlm_encode_section_info): Sync with
7316 config/i386/winnt.c:i386_pe_encode_section_info().
7317 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7318 i386_nlm_mangle_decl_assembler_name): New.
7319 (netware_override_options): New.
7320 * config/i386/netware.h (netware_override_options): Declare.
7321 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7322 (i386_nlm_mangle_decl_assembler_name): Declare.
7323 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7325 2008-02-25 Ben Elliston <bje@au.ibm.com>
7328 * c-decl.c (grokdeclarator): Remove unused local variables
7329 `typedef_type' and `type_as_written'.
7331 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7332 unused local variable `has_hot_blocks'.
7333 (fix_crossing_conditional_branches): Remove unused local variable
7336 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7339 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7340 using DEF_C99_BUILTIN.
7341 (BUILT_IN_NANF): Ditto.
7342 (BUILT_IN_NANL): Ditto.
7344 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7345 Revital Eres <eres@il.ibm.com>
7347 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7348 regarding the order of two dependent insns in the same row.
7350 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7352 * stor-layout.c (layout_decl): Do not bump the alignment of a
7353 bit-field to more than byte alignment if it is packed.
7355 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7357 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7360 2008-02-24 Diego Novillo <dnovillo@google.com>
7362 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7365 * tree-vrp.c (vrp_evaluate_conditional): With
7366 -Wtype-limits, emit a warning when comparing against a
7367 constant outside the natural range of OP0's type.
7368 * c.opt (Wtype-limits): Move ...
7369 * common.opt (Wtype-limits): ... here.
7371 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7373 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7374 * config/rs6000/e300c2c3.md: New file.
7375 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7377 (rs6000_override_options): Add e300c2 and e300c3 cases to
7378 processor_target_table. Do not allow usage of Altivec or Spe
7379 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7380 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7381 * config/rs6000/rs6000.h (processor_type): Add
7382 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7383 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7384 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7385 and ppce300c3. Include e300c2c3.md.
7387 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7389 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7390 instead of TARGET_STRICT_ALIGN.
7392 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7394 * explow.c (memory_address): Assert that the generated address is
7397 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7400 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7401 * config/darwin-ppc-ldouble-patch.def: New file.
7402 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7403 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7404 SUBTARGET_INIT_BUILTINS if defined.
7405 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7408 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7411 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7412 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7414 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7417 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7418 file" warning condtional on -Winvalid-PCH.
7420 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7422 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
7424 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
7428 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
7429 prevent reload from using MMX registers.
7430 (*mov<mode>_internal): Ditto.
7431 (*movv2sf_internal_rex64): Ditto.
7432 (*movv2sf_internal): Ditto.
7434 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7436 PR documentation/31569
7437 * doc/install.texi2html: Use makeinfo --no-number-sections.
7439 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7441 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
7442 ensure that we can address an entire entity > 8 bytes. Don't
7443 generate reg+reg addressing for such data.
7445 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7447 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
7448 strings when optimizing for size, unless the target cares about
7451 2008-02-22 Tom Tromey <tromey@redhat.com>
7453 * regclass.c (current_pass): Remove declaration.
7455 2008-02-22 Anatoly Sokolov <aesok@post.ru>
7457 * config/avr/libgcc.S (__RAMPZ__): Define.
7458 (__do_copy_data): Add for devices with 128KB code memory.
7460 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7462 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7464 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7466 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7468 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7471 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7474 * c-typeck.c (build_binary_op): Warn about floating point
7475 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7477 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7480 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7481 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7483 (rs6000_override_options): Set altivec_abi as default, not override,
7484 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7485 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7486 is used; use new member spe_abi.
7487 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7488 spe_abi and altivec_abi.
7490 2008-02-22 Tomas Bily <tbily@suse.cz>
7492 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7494 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7497 * config.build (build_file_translate): Set to `CMD //c' only if
7499 * Makefile.in (build_file_translate): Improve comment.
7501 2008-02-21 Jan Hubicka <jh@suse.cz>
7503 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7504 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7505 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7507 2008-02-21 Michael Matz <matz@suse.de>
7510 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7512 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7514 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7515 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7517 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7518 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7519 SSE_VEC_FLOAT_MODE_P as insn constraint.
7520 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7521 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7522 sse4a_movntdf using MODEF mode iterator.
7523 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7524 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7525 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7526 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7527 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7528 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7529 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7531 2008-02-21 Richard Guenther <rguenther@suse.de>
7533 * tree.def (PAREN_EXPR): New tree code.
7534 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7536 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7537 * expr.c (expand_expr_real_1): Likewise.
7538 * tree-inline.c (estimate_num_insns_1): Likewise.
7539 * tree-complex.c (expand_complex_move): Likewise.
7540 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7543 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7546 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7548 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7551 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7553 * config/sh/sh.c (find_barrier): Don't go past
7554 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7556 2008-02-20 DJ Delorie <dj@redhat.com>
7558 * config/h8300/h8300.md (insv): Force source operand to be a register.
7560 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7561 as a jump, not as a plain insn.
7563 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7565 * doc/invoke.texi (Warning Options): Add new option
7566 -Wframe-larger-than=.
7567 (-Wframe-larger-than): Document.
7569 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7570 Add declarations for new option variables.
7572 * final.c (final_start_function): Check the frame size
7573 before emission and issue a Wframe-larger-than warning.
7575 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7576 Add definitions for new option variables.
7577 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7579 * common.opt (Wframe-larger-than=): New option.
7581 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7583 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7584 (<sse>_div<mode>3): Ditto.
7585 (<sse>_vmdiv<mode>3): Ditto.
7586 (<sse>_vmsqrt<mode>2): Ditto.
7587 (*smax<mode>3): Ditto.
7588 (sse5_frcz<mode>2): Ditto.
7589 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7592 2008-02-20 Richard Guenther <rguenther@suse.de>
7595 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7596 be happy with INTEGRAL_TYPE_P.
7598 2008-02-20 Richard Guenther <rguenther@suse.de>
7600 * fold-const.c (split_tree): Associate floatig-point expressions
7601 if flag_associative_math is set.
7603 2008-02-20 Richard Guenther <rguenther@suse.de>
7605 * tree.h (fold_real_zero_addition_p): Declare.
7606 * fold-const.c (fold_real_zero_addition_p): Export.
7607 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7608 floating-point operations with zero and one.
7610 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7612 * doc/install.texi: Correct references to CFLAGS, replacing them
7613 with BOOT_CFLAGS. Document flags used during bootstrap for
7616 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7618 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7619 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7620 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7622 (smin<mode>3): Ditto from similar patterns.
7623 (smax<mode>3): Ditto.
7624 (*ieee_smin<mode>3): Ditto.
7625 (*ieee_smax<mode>3): Ditto.
7626 * config/i386/sse.md (sse): New mode attribute.
7627 (mov<mode>): Macroize expander from movv4sf and movv2df using
7628 SSEMODEF2P mode iterator.
7629 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7630 SSE_VEC_FLOAT_MODE_P as insn constraint.
7631 (storent<mode>): Ditto.
7632 (storent<mode>): Macroize expander from storentsf and storentdf using
7633 MODEF mode iterator.
7634 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7635 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7636 (abs<mode>2): Ditto from similar patterns.
7637 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7638 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7639 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7640 (<sse>_vmsqrt<mode>2): Ditto.
7641 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7642 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7643 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7644 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7645 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7646 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7647 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7649 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7650 iterator and SSE_FLOAT_MODE_P as insn constraint.
7651 (<sse>_ucomi): Ditto from similar patterns.
7652 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7653 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7654 SSE_VEC_FLOAT_MODE_P as insn constraint.
7655 (vcond<mode>): Ditto from similar patterns.
7656 (and<mode>3, *and<mode>3): Ditto.
7657 (<sse>_nand<mode>3): Ditto.
7658 (ior<mode>3, *ior<mode>3): Ditto.
7659 (xor<mode>3, *xor<mode>3): Ditto.
7660 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7661 iterator and SSE_FLOAT_MODE_P as insn constraint.
7662 (*nand<mode>3): Ditto from similar patterns.
7663 (*ior<mode>3): Ditto.
7664 (*xor<mode>3): Ditto.
7666 2008-02-20 Ira Rosen <irar@il.ibm.com>
7668 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7669 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7670 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7672 2008-02-19 Jan Hubicka <jh@suse.cz>
7674 * predict.c (tree_bb_level_predictions): Remove variable next
7675 mistakely introduced by previous commit.
7677 2008-02-19 Jan Hubicka <jh@suse.cz>
7679 * predict.c (predict_paths_leading_to): Rewrite.
7680 (predict_paths_for_bb): New.
7681 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7683 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7686 * Makefile.in (build_file_translate): New.
7687 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7688 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7689 * configure.ac (build_file_translate): Substitute it.
7690 * configure: Regenerate.
7692 2008-02-19 Jan Hubicka <jh@suse.cz>
7694 PR rtl-optimization/34408
7695 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7698 2008-02-19 Jan Hubicka <jh@suse.cz>
7701 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7704 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7707 * config/i386/i386-modes.def: Revert the last DI alignment
7708 change until Ada people can look into it.
7710 2008-02-19 Nick Clifton <nickc@redhat.com>
7712 * opts.c (print_specific_help): Fix typo in --help text.
7714 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7717 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7718 32-bit inline asm without asm alternatives for host GCC < 3.0.
7720 2008-02-19 Richard Guenther <rguenther@suse.de>
7722 PR tree-optimization/34989
7723 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7724 Allow propagation to INDIRECT_REF if we can simplify only.
7726 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7728 * c-common.c (warn_for_collisions_1): Use appropriate option when
7731 2008-02-19 Nick Clifton <nickc@redhat.com>
7734 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7735 (handle_options): Fix indentation.
7736 (print_filtered_help): If no language-specific options were
7737 displayed tell the user how to list all the options supported by
7738 the language's front-end.
7739 (print_specific_help): Fix indentation and remove duplicate line.
7740 (common_handle_option): Handle the -v option.
7741 For --help enable the display of undocumented options if the -v
7742 switch has been included on the command line.
7743 For --help= check for overlaps in the arguments between the option
7744 classes and the language names and issue a warning when they
7745 cannot be disambiguated.
7746 * c.opt (v): Pass on to the common option handler.
7748 2008-02-19 Revital Eres <eres@il.ibm.com>
7750 * modulo-sched.c (sms_schedule): Change dump message when
7751 create_ddg function fails.
7752 (try_scheduling_node_in_cycle): Rename row to cycle.
7753 (print_partial_schedule): Rename CYCLE to ROW.
7755 2008-02-19 Christian Bruel <christian.bruel@st.com>
7756 Zdenek Dvorak <ook@ucw.cz>
7758 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7760 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7763 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7764 (*x86_movdicc_0_m1_se): Ditto.
7766 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7768 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7769 (CMPtype): Define as __gcc_CMPtype.
7770 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7771 (CMPtype): Define as __gcc_CMPtype.
7773 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7775 Support valgrind 3.3 for --enable-checking=valgrind.
7776 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7778 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7779 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7780 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7781 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7782 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7783 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7784 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7786 * ggc-zone.c: Similar.
7787 * ggc-page.c: Similar.
7789 2008-02-19 Paul Brook <paul@codesourcery.com>
7792 * config/arm/ieee754-df.S: Fix do_it typo.
7793 * config/arm/ieee754-sf.S: Fix do_it typo.
7795 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7798 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7799 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7800 (OPTION_MASK_ISA_SSE_SET): Likewise.
7801 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7802 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7803 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7804 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7805 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7806 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7807 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7808 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7809 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7810 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7811 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7812 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7813 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7814 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7815 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7816 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7817 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7818 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7819 (OPTION_MASK_ISA_SSE4): Removed.
7820 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7821 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7822 (override_options): Don't turn on implied SSE/MMX bits in
7825 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7827 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7830 2008-02-18 Joey Ye <joey.ye@intel.com>
7833 * tree-nested.c (insert_field_into_struct): Set type alignment
7834 to field alignment if the former is less than the latter.
7836 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7838 * BASE-VER: Set to 4.4.0.
7840 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7842 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7843 * doc/cfg.texi: Likewise.
7844 * doc/extend.texi: Likewise.
7845 * doc/gty.texi: Likewise.
7846 * doc/invoke.texi: Likewise.
7847 * doc/loop.texi: Likewise.
7848 * doc/md.texi: Likewise.
7849 * doc/passes.texi: Likewise.
7850 * doc/rtl.texi: Likewise.
7851 * doc/sourcebuild.texi: Likewise.
7852 * doc/tm.texi: Likewise.
7853 * doc/tree-ssa.texi: Likewise.
7855 2008-02-17 Richard Guenther <rguenther@suse.de>
7858 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7859 without default definition.
7861 2008-02-17 Richard Guenther <rguenther@suse.de>
7863 PR tree-optimization/35231
7864 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7867 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7870 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7871 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7872 libgcc_cmp_return mode.
7874 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7877 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7879 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7881 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7884 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7886 * doc/c-tree.texi: Use `@.' where appropriate.
7887 * doc/extend.texi: Likewise.
7888 * doc/install.texi: Likewise.
7889 * doc/invoke.texi: Likewise.
7890 * doc/loop.texi: Likewise.
7891 * doc/makefile.texi: Likewise.
7892 * doc/md.texi: Likewise.
7893 * doc/passes.texi: Likewise.
7894 * doc/standards.texi: Likewise.
7895 * doc/tm.texi: Likewise.
7897 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7900 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7902 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7903 rather than in entry_bb.
7905 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7907 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7908 libgcc_cmp_return mode.
7910 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7913 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7914 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7916 2008-02-15 Richard Guenther <rguenther@suse.de>
7917 Zdenek Dvorak <ook@ucw.cz>
7919 PR tree-optimization/35164
7920 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7921 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7922 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7923 Only propagate addresses which do not have abnormal SSA_NAMEs
7926 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7929 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7931 2008-02-15 Jan Hubicka <jh@suse.cz>
7934 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7936 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7939 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7940 when calculating alignment_pad.
7942 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7944 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7945 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7946 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7947 and STACK_BOUNDARY define.
7949 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7951 PR preprocessor/35061
7952 * c-pragma.c (handle_pragma_pop_macro): Check that
7953 pushed_macro_table has been allocated.
7955 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7958 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7959 (force_gimple_operand): Likewise.
7960 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7961 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7962 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7963 (find_interesting_uses_address): Check addressability and alignment
7964 of the base expression only after substituting bases of IVs into it.
7966 2008-02-14 Michael Matz <matz@suse.de>
7969 * function.c (instantiate_virtual_regs_in_insn): Reload address
7970 before falling back to reloading the whole operand.
7972 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7974 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7975 before the first section switch note.
7977 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7979 * doc/bugreport.texi: Update copyright years.
7980 * doc/c-tree.texi: Likewise.
7981 * doc/cfg.texi: Likewise.
7982 * doc/cpp.texi: Likewise.
7983 * doc/cppinternals.texi: Likewise.
7984 * doc/fragments.texi: Likewise.
7985 * doc/frontends.texi: Likewise.
7986 * doc/gcc.texi: Likewise.
7987 * doc/gty.texi: Likewise.
7988 * doc/hostconfig.texi: Likewise.
7989 * doc/implement-c.texi: Likewise.
7990 * doc/libgcc.texi: Likewise.
7991 * doc/loop.texi: Likewise.
7992 * doc/makefile.texi: Likewise.
7993 * doc/options.texi: Likewise.
7994 * doc/passes.texi: Likewise.
7995 * doc/rtl.texi: Likewise.
7996 * doc/sourcebuild.texi: Likewise.
7997 * doc/standards.texi: Likewise.
7998 * doc/tree-ssa.texi: Likewise.
7999 * doc/trouble.texi: Likewise.
8001 * doc/extend.texi: Use @: or add comma where appropriate.
8002 * doc/invoke.texi: Likewise.
8003 * doc/tm.texi: Likewise.
8005 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8008 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8011 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8013 * doc/md.texi (clz, ctz): Add reference.
8014 * doc/rtl.texi (clz, ctz): Likewise.
8016 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8019 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8022 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8024 * config/s390/s390.c (struct constant_pool): New field
8025 emit_pool_after added.
8026 (s390_mainpool_start): Set the emit_pool_after flag according
8027 to the section switch notes.
8028 (s390_mainpool_finish): Consider emit_pool_after when emitting
8029 the literal pool at the end of the function.
8030 (s390_chunkify_start): Force literal pool splits at section
8033 2008-02-13 Michael Matz <matz@suse.de>
8036 * var-tracking.c (clobber_variable_part): Correctly traverse the
8039 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8042 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8043 Add -fdump-ipa-inline.
8044 * tree-dump.c (dump_files): Remove tree-inlined dump.
8045 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8047 2008-02-12 Richard Guenther <rguenther@suse.de>
8049 PR tree-optimization/35171
8050 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8053 2008-02-12 Richard Guenther <rguenther@suse.de>
8056 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8057 value-preserving mode. Disallow final truncation.
8059 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8062 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8063 code from here to...
8064 (force_gimple_operand): ...here.
8066 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8069 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8070 non-compatible pointers.
8071 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8072 different FIELD_DECLs, try harder by comparing field offsets, sizes
8076 * function.c (match_asm_constraints_1): Don't replace the same input
8079 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8081 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8082 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8083 (expand_epilogue): Restore RAMPZ register.
8084 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8086 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8088 * config/i386/cygwin.asm: (__alloca): Correct calling
8089 convention and alignment.
8090 (__chkstk): Force 8 byte stack alignment.
8092 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8093 Richard Guenther <rguenther@suse.de>
8095 PR tree-optimization/33992
8096 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8097 the zero we compare against.
8099 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8102 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8103 to CloseHandle after unlocking to prevent accumulation of handle
8106 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8109 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8110 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8111 and update LABEL_NUSES during and after reload.
8113 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8116 * combine.c (simplify_if_then_else): Make sure the comparison is
8117 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8119 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8122 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8123 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8124 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8125 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8126 * tree.h (get_type_static_bounds): Likewise.
8128 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8130 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8131 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8132 Make -Wfoo language annotations match what the compiler outputs.
8134 2008-02-08 Sa Liu <saliu@de.ibm.com>
8136 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8137 intrinsics spu_convts, spu_convtu, spu_convtf.
8139 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8141 * doc/extend.texi (Function Attributes) <noinline>: Mention
8142 asm ("") as method to keep calls.
8144 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8147 * doc/options.texi (Options): Replace references to opts.sh with
8149 * opts-common.c: Likewise.
8150 * optc-gen.awk: Likewise.
8152 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8154 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8156 2008-02-07 Richard Henderson <rth@redhat.com>
8159 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8160 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8163 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8165 PR tree-optimization/35085
8166 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8167 for operand entry oe2 in addition to operand entry oe3 in order to
8168 expose more opportunities for vectorizer sum reduction.
8170 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8173 * Makefile.in (LIBS): Remove $(GMPLIBS).
8174 (cc1-dummy, cc1): Add $(GMPLIBS).
8176 2008-02-06 Jan Hubicka <jh@suse.cz>
8179 * i386.md (moddf_integer): Do not produce partial memory stalls for
8180 targets where it hurts.
8182 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8185 * optabs.c (expand_float): Do not check for decimal modes when
8186 expanding unsigned integer through signed conversion.
8188 2008-02-06 Nick Clifton <nickc@redhat.com>
8190 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8191 inside the clobber with a match_operand and duplicated operand
8192 number in the constraint.
8193 (ineqbranchsi): Delete redundant comment.
8195 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8197 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8198 builtin_define ("__USE_INIT_FINI__").
8199 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8201 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8203 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8205 PR documentation/30330
8206 * doc/invoke.texi (C++ Dialect Options)
8207 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8208 For each warning option -Wfoo that allows -Wno-foo, ensure both
8209 -Wfoo and -Wno-foo are listed in the option index. Fix index
8210 entry of -Wswitch-default, index -Wnormalized= including the
8211 `=', and -Wlarger-than-@var{len} including @var{len}.
8213 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8215 * config/i386/i386.md (floatunssisf2): Use
8216 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8217 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8218 Macroize expander using MODEF mode iterator.
8220 2008-02-05 Diego Novillo <dnovillo@google.com>
8222 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8225 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8227 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8230 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8232 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8235 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8236 to indicate if a message should be generated.
8237 (init_cumulative_args): Updated.
8238 (function_value_32): Likewise.
8240 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8242 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8244 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8247 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8248 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8250 2008-02-04 Diego Novillo <dnovillo@google.com>
8252 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8255 * tree-vrp.c (vrp_evaluate_conditional): With
8256 -Wtype-limits, emit a warning when comparing against a
8257 constant outside the natural range of OP0's type.
8259 2008-02-04 Richard Guenther <rguenther@suse.de>
8262 * expr.c (count_type_elements): Give for unions instead of
8265 2008-02-04 Richard Guenther <rguenther@suse.de>
8268 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8269 to TYPE_DOMAINs base type instead of using bitsizetype here.
8271 2008-02-03 Jason Merrill <jason@redhat.com>
8273 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8275 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8278 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8279 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8280 (RS/6000 and PowerPC Options): Fix typos and markup.
8281 * doc/passes.texi (Tree-SSA passes): Likewise.
8283 2008-02-02 Michael Matz <matz@suse.de>
8286 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8287 from record_last_reg_set_info.
8288 (record_last_reg_set_info): Take an RTX argument, iterate over all
8289 constituent hardregs.
8290 (record_last_set_info, record_opr_changes): Change calls to
8291 new signature or to record_last_reg_set_info_regno.
8293 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8295 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8297 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8299 PR rtl-optimization/34773
8300 * reg-notes.def (EQUAL): Mention significance of combination of
8301 REG_EQUAL and REG_RETVAL.
8302 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8303 insn that has a REG_RETVAL.
8305 2008-02-01 Roger Sayle <roger@eyesopen.com>
8308 * configure.ac (--enable-fixed-point): Disable unless explicitly
8310 * configure: Regenerate.
8312 2008-02-01 Richard Guenther <rguenther@suse.de>
8315 * invoke.texi (-finline-limit): Remove no longer true parts
8316 of the documentation. Note that there is no default value.
8318 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8319 Mark Mitchell <mark@codesourcery.com>
8320 Ben Elliston <bje@au.ibm.com>
8323 * doc/extend.texi (Other Builtins): Document.
8325 2008-01-31 Tom Browder <tom.browder@gmail.com>
8327 * doc/c-tree.texi (Types): Fix grammar.
8328 (Expression trees): Ditto.
8329 * doc/passes.texi (Tree-SSA passes): Ditto.
8331 * doc/configterms.texi (Configure Terms): Fix typo.
8332 * doc/cpp.texi (Common Predefined Macros): Ditto.
8333 * doc/md.texi (Machine Constraints): Ditto.
8335 * doc/makefile.texi (Makefile): Add comma.
8337 2008-01-31 Tom Browder <tom.browder@gmail.com>
8338 Gerald Pfeifer <gerald@pfeifer.com>
8340 * doc/sourcebuild.texi (Front End): Remove references to CVS
8341 and CVSROOT/modules.
8342 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8343 (Back End): Remove reference to CVS.
8345 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8348 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8350 (mips16_gp_pseudo_reg): ...here.
8351 * config/mips/mips.md (load_const_gp): Replace with...
8352 (load_const_gp_<mode>): ...this :P-based insn.
8354 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8356 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8357 options. Minor fixes.
8358 (-std): Move reference to standards closer to where language
8359 standards are first mentioned.
8361 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8363 PR rtl-optimization/34995
8364 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8365 parameter and return a bool. If the rtx parameter is nonnull,
8366 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8367 (find_reloads): Update call accordingly. Pass the new operand
8368 if it needed no address reloads, otherwise pass null.
8370 2008-01-30 Richard Henderson <rth@redhat.com>
8373 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8374 for unbounded arrays.
8376 2008-01-30 Silvius Rus <rus@google.com>
8378 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8380 2008-01-30 Jan Hubicka <jh@suse.cz>
8383 * i386.c (init_cumulative_args): Use real function declaration when
8386 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8388 PR rtl-optimization/34998
8389 * global.c (build_insn_chain): Treat non-subreg_lowpart
8390 SUBREGs of pseudos as clobbering all the words covered by the
8391 SUBREG, not just all the bytes.
8392 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8393 original df_ref rather than an extract parameter.
8394 (global_conflicts): Update call accordingly.
8396 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8398 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8399 the overflow check to make it easier to read.
8400 (__fixtfdi): Change the type of the ll member in union
8401 long_double to UDItype_x.
8403 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8406 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8407 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8408 * tree-inline.c (fold_marked_statements): Call
8409 cgraph_update_edges_for_call_stmt if folding a call statement.
8410 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8411 debug_generic_stmt calls, reset it back afterwards.
8414 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8416 * c-typeck.c (build_external_ref): Don't pedwarn about
8417 static vars in current function's scope.
8419 2008-01-29 Joseph Myers <joseph@codesourcery.com>
8421 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
8423 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
8426 * ipa-struct-reorg.c: Fix spelling.
8427 * params.def: Ditto.
8429 2008-01-29 Richard Guenther <rguenther@suse.de>
8432 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
8434 * tree-inline.c (remap_type): Increment remapping_type_depth
8435 around remapping types.
8436 (copy_body_r): Only add referenced variables if they are referenced
8437 from code, not types.
8439 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
8450 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
8451 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
8453 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
8456 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
8457 pointer for tiny stack.
8459 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8461 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8463 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8465 * config/vx-common.h: Fix typo in comment.
8467 2008-01-28 Ian Lance Taylor <iant@google.com>
8471 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8472 coalesce pointers if they have different DECL_NO_TBAA_P values.
8473 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8474 between variables with different DECL_NO_TBAA_P values.
8476 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8479 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8480 are not legitimate small data references on SPE targets.
8482 2008-01-28 David Daney <ddaney@avtrex.com>
8484 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8486 2008-01-28 David Daney <ddaney@avtrex.com>
8488 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8490 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8492 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8493 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8494 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8495 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8496 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8497 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8498 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8499 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8501 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8503 * basic-block.h (condjump_equiv_p): Fix comment.
8505 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8507 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8508 print_generic_stmt_indented): Fix comment.
8510 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8512 * configure.ac (__stack_chk_fail): Add detecion for availability
8513 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8514 * configure: Regenerate.
8516 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8519 * final.c (output_addr_const): Handle TRUNCATE.
8521 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8524 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8525 (zero_cost, infinite_cost): New constants.
8526 (struct cost_pair): Change type of cost to comp_cost.
8527 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8528 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8530 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8531 split_address_cost, ptr_difference_cost, difference_cost,
8532 get_computation_cost_at, get_computation_cost,
8533 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8534 determine_use_iv_cost_condition, determine_use_iv_costs,
8535 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8536 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8537 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8538 Change type of cost to comp_cost.
8539 (determine_iv_cost): Increase cost of non-original ivs, instead
8540 of decreasing the cost of original ones.
8541 (get_address_cost): Indicate the complexity of the addressing mode
8543 (try_add_cand_for): Prefer using ivs not specific to some object.
8544 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8546 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8547 Janis Johnson <janis187@us.ibm.com>
8550 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8551 (TARGET_INSTANTIATE_DECLS): Likewise.
8552 * target.h (expand_to_rtl_hook): New target hook.
8553 (instantiate_decls): Likewise.
8554 * function.c (instantiate_decl): Make non-static. Rename to...
8555 (instantiate_decl_rtl): ... this.
8556 (instantiate_expr): Use instantiate_decl_rtl.
8557 (instantiate_decls_1): Likewise.
8558 (instantiate_decls): Likewise.
8559 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8560 * function.h (instantiate_decl_rtl): Add prototype.
8561 * cfgexpand.c (target.h): New include.
8562 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8563 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8564 (TARGET_INSTANTIATE_DECLS): Likewise.
8565 (TARGET_INITIALIZER): New target hooks added.
8566 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8568 * config/rs6000/rs6000.c (tree-flow.h): New include.
8569 (machine_function): Add sdmode_stack_slot field.
8570 (rs6000_alloc_sdmode_stack_slot): New function.
8571 (rs6000_instantiate_decls): Likewise.
8572 (rs6000_secondary_memory_needed_rtx): Likewise.
8573 (rs6000_check_sdmode): Likewise.
8574 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8575 (TARGET_INSTANTIATE_DECLS): Likewise.
8576 (rs6000_hard_regno_mode_ok): Allow SDmode.
8577 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8578 (rs6000_emit_move): Handle SDmode.
8579 (function_arg_advance): Likewise.
8580 (function_arg): Likewise.
8581 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8582 SDmode var args for 32-bit compiles.
8583 (rs6000_secondary_reload_class): Handle SDmode.
8584 (rs6000_output_function_epilogue): Likewise.
8585 (rs6000_function_value): Simplify if statement.
8586 (rs6000_libcall_value): Likewise.
8587 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8588 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8589 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8590 (movsd_hardfloat): New define_insn.
8591 (movsd_softfloat): Likewise.
8592 (movsd_store): Likewise.
8593 (movsd_load): Likewise.
8594 (extendsddd2): Likewise.
8595 (extendsdtd2): Likewise.
8596 (truncddsd2): Likewise.
8597 (movdd_hardfloat64): Fixup comment.
8598 (UNSPEC_MOVSD_LOAD): New constant.
8599 (UNSPEC_MOVSD_STORE): Likewise.
8601 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8604 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8606 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8607 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8608 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8611 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8614 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8615 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8616 __LONGDOUBLE128 too.
8617 * config/rs6000/aix61.h: New file.
8619 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8621 PR rtl-optimization/34959
8622 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8623 popcount and parity rtxes the same mode as their operand.
8624 Truncate or extend the result to the return value's mode
8627 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8630 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8631 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8632 to GOT_VERSION_REGNUM.
8633 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8634 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8635 * config/mips/mips.c (mips_emit_call_insn): New function.
8636 (mips_call_tls_get_addr): Call mips_expand_call directly.
8637 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8639 (mips16_build_call_stub): Likewise. Return the call insn or null.
8640 (mips_expand_call): Update the call to mips16_build_call_stub
8641 accordingly and a remove redundant condition. Assert that MIPS16
8642 stubs do not use lazy binding. Use mips_emit_call_insn and return
8644 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8646 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8647 (mips_avoid_hazard): Remove hazard_set handling.
8648 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8649 (UNSPEC_RESTORE_GP): ...this.
8650 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8651 (FAKE_CALL_REGNO): Rename to...
8652 (GOT_VERSION_REGNUM): ...this.
8653 (type): Add "ghost" value. Add an associated insn reservation.
8654 (hazard_set): Remove.
8655 (exception_receiver): Rename to...
8656 (restore_gp): ...this and update the unspec identifier accordingly.
8657 (exception_receiver, nonlocal_got_receiver): New expanders.
8658 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8659 FAKE_CALL_REGNO. Remove hazard_set attribute.
8660 (set_got_version, update_got_version): New patterns.
8662 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8665 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8667 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8670 * doc/install.texi2html: Generate gcc-vers.texi.
8672 2008-01-25 DJ Delorie <dj@redhat.com>
8674 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8676 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8678 * config/c4x: Remove directory.
8679 * config.gcc (crx-*, mt-*): Mark obsolete.
8680 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8681 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8682 sh-*-rtemscoff*): Remove cases.
8683 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8684 * real.c (encode_c4x_single, decode_c4x_single,
8685 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8686 c4x_extended_format): Remove.
8687 * real.h (c4x_single_format, c4x_extended_format): Remove.
8688 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8690 (Pragmas): Remove comment about c4x pragmas.
8691 * doc/install.texi (c4x): Remove target-specific instructions.
8692 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8693 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8694 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8695 refer to C4x source files as examples.
8696 (C4X_FLOAT_FORMAT): Remove documentation.
8698 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8700 * config/bfin/bfin.c (override_options): Reorder tests so that
8701 flag_pic gets enabled for -msep-data.
8703 2008-01-25 Richard Guenther <rguenther@suse.de>
8706 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8707 to its bitfield precision if required.
8709 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8712 * tree-nested.c (walk_omp_for): New function.
8713 (convert_nonlocal_reference, convert_local_reference): Call
8714 walk_omp_for on OMP_FOR.
8715 (convert_call_expr): Call walk_body on OMP_FOR's
8716 OMP_FOR_PRE_INIT_BODY.
8718 2008-01-25 Richard Guenther <rguenther@suse.de>
8720 PR tree-optimization/34966
8721 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8722 default defs and PHI_NODEs we have to insert after the
8725 2008-01-24 Nick Clifton <nickc@redhat.com>
8727 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8728 Provide a default definition.
8729 (LIBGCC2_UNITS_PER_WORD): Likewise.
8731 * config/stormy16/stormy16.c: Include df.h for the prototype
8732 for df_regs_ever_live_p.
8733 (xstormy16_expand_builtin_va_start): Convert the stack offset
8734 into a component_ref and then use POINTER_PLUS_EXPR to add it
8735 to the incoming_virtual_args_rtx.
8736 (xstormy16_gimplify_va_arg_expr): Rename to
8737 xstormy16_gimplify_va_arg_expr.
8738 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8739 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8740 xstormy16_gimplify_va_arg_expr.
8741 Fix up some formatting issues.
8743 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8744 Move to predicates.md.
8745 (xs_hi_general_operand): Likewise.
8746 (xs_hi_nonmemory_operand): Likewise.
8747 * config/stormy16/predicates.md:
8748 (xstormy16_carry_plus_operand): New predicate.
8749 (xs_hi_general_operand): New predicate.
8750 (xs_hi_nonmemory_operand): New predicate.
8751 * config/stormy16/stormy16-protos.h:
8752 (xstormy16_carry_plus_operand): Delete prototype.
8753 (xs_hi_general_operand): Likewise.
8754 (xs_hi_nonmemory_operand): Likewise.
8756 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8757 modifiers as they are no longer needed and they can trigger
8758 reload spill failures.
8760 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8761 with a match_operand in order to help reload.
8763 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8764 constraint with 'e' for the 8th alternative as this version of
8765 the mov.w instruction only accepts the lower 8 registers.
8767 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8770 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8771 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8774 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8777 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8779 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8781 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8783 (remove_structure): Update allocations list before removing structure.
8785 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8787 * ipa-struct-reorg.c (is_safe_cond_expr,
8788 create_new_stmts_for_cond_expr): Use integer_zerop function,
8789 that recognize not only zero-pointer, but zero-integer too.
8791 2008-01-25 Ben Elliston <bje@au.ibm.com>
8794 * fixproto: Escape "." in sed expression that strips leading "./".
8796 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8799 * gcc.c (SWITCH_OK): Removed.
8800 (SWITCH_LIVE): Changed to bit.
8801 (SWITCH_FALSE): Likewise.
8802 (SWITCH_IGNORE): Likewise.
8803 (switchstr): Change live_cond to unsigned int.
8804 (process_command): Replace SWITCH_OK with 0.
8805 (do_self_spec): Likewise.
8806 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8807 (give_switch): Likewise.
8808 (used_arg): Likewise.
8809 (do_spec_1): Set the SWITCH_IGNORE bit.
8810 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8811 bits. Set the SWITCH_LIVE bit.
8813 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8815 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8817 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8819 PR tree-optimization/34472
8820 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8821 parameter to a "bool *" and set *DATA to false if there is
8822 an unsafe access. Do not delete the structure here.
8823 (check_cond_exprs): Delete it here instead.
8824 (check_cond_exprs, exclude_cold_structs): Do not increase
8825 I when removing a structure.
8827 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8830 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8831 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8833 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8836 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8837 a fixed vector for stack.
8839 2008-01-24 Ben Elliston <bje@au.ibm.com>
8842 * doc/gcc.texi (Software development): Add a direntry for g++.
8844 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8846 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8847 stale and straggling -fforce-addr comments above.
8849 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8851 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8852 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8854 2008-01-23 Michael Matz <matz@suse.de>
8857 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8860 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8862 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8865 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8867 * config/avr/avr.c (avr_current_arch): New variable.
8868 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8869 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8870 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8871 (avr_override_options): Init 'avr_current_arch'.
8872 (base_arch_s): Move from here...
8873 * config/avr/avr.h (base_arch_s): ... here. Add new members
8874 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8875 'mega' to 'have_jmp_call'.
8876 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8877 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8879 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8881 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8882 MULTILIB_MATCHES): (Ditto.).
8884 2008-01-23 Richard Guenther <rguenther@suse.de>
8887 * cgraphunit.c (cgraph_reset_node): Always mark the node
8888 not reachable if it is not queued already.
8890 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8892 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8893 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8894 (cputype_selected): New static variable.
8895 (bfin_handle_option): Set it if -mcpu is used.
8896 (override_option): Select default set of workarounds if no cpu type
8897 selected on the command line.
8898 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8900 From Michael Frysinger <michael.frysinger@analog.com>
8901 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8902 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8904 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8905 for bf547, bf523, bf524, and bf526.
8906 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8908 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8909 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8910 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8911 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8912 * doc/invoke.texi (Blackfin Options): Document that
8913 -mcpu now accept bf547, bf523, bf524, and bf526.
8915 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8917 PR rtl-optimization/34628
8918 * combine.c (try_combine): Stop and undo after the first combination
8919 if an autoincrement side-effect on the first insn has effectively
8922 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8925 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8926 Offset addresses are not valid for Altivec or paired float modes.
8928 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8931 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8932 if DECL_INITIAL (decl) is error_mark_node.
8935 * c-common.c (handle_vector_size_attribute): Only allow
8936 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8937 the same way as pointer, array etc. types.
8938 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8941 * tree.c (build_type_attribute_qual_variant): Call
8942 build_qualified_type if attributes are equal, but quals are not.
8944 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8947 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8948 * flags.h (warn_strict_aliasing): Remove.
8949 (warn_strict_overflow): Remove.
8950 * opts.c (warn_strict_aliasing): Remove.
8951 (warn_strict_overflow): Remove.
8952 * c-opts.c (c_common_handle_option): -Wall only sets
8953 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8954 (c_common_post_options): Give default values to -Wstrict-aliasing
8955 and -Wstrict-overflow if they are uninitialized.
8956 * common.opt (Wstrict-aliasing): Specify Var and Init.
8957 (Wstrict-overflow): Likewise.
8959 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8961 PR rtl-optimization/26854
8962 PR rtl-optimization/34400
8963 PR rtl-optimization/34884
8964 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8966 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8967 (df_rd_bb_info.expanded_lr_out): Deleted
8968 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8969 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8970 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8971 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8972 Removed code to allocate, initialize or free expanded_lr_out.
8973 (df_rd_bb_local_compute_process_def): Restructured to make more
8975 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8976 sets if the sets are being trimmed.
8978 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8981 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8982 (as_vers): Likewise.
8983 * configure: Regenerated.
8985 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8988 * tree-pass.h (pass_build_alias): New pass.
8989 * tree-ssa-alias.c (gate_build_alias): New.
8990 (pass_build_alias): New.
8991 * passes.c (init_optimization_passes): Add pass_build_alias after
8992 pass_create_structure_vars.
8994 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8996 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8997 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8998 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8999 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9000 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9001 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9002 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9003 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9004 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9005 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9006 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9007 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9008 * config/s390/s390.md (FP_ALL): New mode iterator.
9009 (_d): New mode attribute.
9010 ("*signbit<mode>2>"): Changed mode of first operand.
9011 ("isinf<mode>2"): Changed mode of first operand.
9012 ("*TDC_insn"): Adaptation for DFP modes.
9014 2008-01-22 Ben Elliston <bje@au.ibm.com>
9016 * tree.c (check_qualified_type): Improve function description.
9018 2008-01-21 Jason Merrill <jason@redhat.com>
9021 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9022 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9025 2008-01-21 DJ Delorie <dj@redhat.com>
9027 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9030 2008-01-21 Richard Guenther <rguenther@suse.de>
9033 * tree-cfg.c (verify_expr): Allow all invariant expressions
9034 instead of just constant class ones as reference argument.
9035 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9036 like any other constant.
9037 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9039 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9041 * regmove.c (fixup_match_1): Update call crossed frequencies.
9043 2008-01-21 Richard Guenther <rguenther@suse.de>
9046 * tree-inline.c (setup_one_parameter): Deal with mismatched
9047 types using a VIEW_CONVERT_EXPR.
9049 2008-01-21 Alon Dayan <alond@il.ibm.com>
9050 Olga Golovanevsky <olga@il.ibm.com>
9052 PR tree-optimization/34701
9053 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9054 when the structure size is not a power of 2.
9056 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9058 * doc/install.texi: Add doc for --enable-checking=df.
9060 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9062 PR rtl-optimization/34808
9063 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9065 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9067 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9070 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9072 PR rtl-optimization/26854
9073 PR rtl-optimization/34400
9074 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9076 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9077 (df_rd_bb_info.expanded_lr_out): New.
9078 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9079 * loop_iv.c (iv_analysis_loop_init): Ditto.
9080 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9081 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9082 Added code to allocate, initialize or free expanded_lr_out.
9083 (df_rd_bb_local_compute_process_def): Restructured to make
9084 more understandable.
9085 (df_rd_confluence_n): Add code to do nothing with fake edges and
9086 code to no apply invalidate_by_call sets if the sets are being trimmed.
9087 (df_lr_local_finalize): Renamed to df_lr_finalize.
9088 (df_live_local_finalize): Renamed to df_live_finalize.
9090 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9093 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9094 deciding whether to use reciprocal instructions.
9096 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9098 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9099 dwarf2out_note_section_used if cold_text_section is NULL.
9101 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9103 PR gcov-profile/34610
9104 * tree-cfg.c (make_edges): Mark both outgoing edges from
9105 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9106 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9107 from OMP_FOR and OMP_CONTINUE outgoing edges.
9109 * tree-profile.c (tree_profiling): Return early if
9110 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9112 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9113 from cfun to child_cfun.
9114 * function.h (struct function): Add after_tree_profile bit.
9116 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9118 * config/avr/avr.S (_exit): Disable interrupt.
9120 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9121 Steven Bosscher <stevenb.gcc@gmail.com>
9123 PR rtl-optimization/26854
9124 PR rtl-optimization/34400
9125 * df-problems.c (df_live_scratch): New scratch bitmap.
9126 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9127 (df_live_reset): Clear the proper bitmaps.
9128 (df_live_bb_local_compute): Only process the artificial defs once
9129 since the order is not important.
9130 (df_live_init): Init the df_live sets only with the variables
9131 found live by df_lr.
9132 (df_live_transfer_function): Use the df_lr sets to prune the
9133 df_live sets as they are being computed.
9134 (df_live_free): Free df_live_scratch.
9136 2008-01-18 Ian Lance Taylor <iant@google.com>
9138 * common.opt: Add fmerge-debug-strings.
9139 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9140 flag_merge_debug_strings rather than flag_merge_constants.
9141 * doc/invoke.texi (Option Summary): Mention
9142 -fmerge-debug-strings.
9143 (Debugging Options): Document -fmerge-debug-strings.
9145 2008-01-18 Ian Lance Taylor <iant@google.com>
9148 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9149 (struct tree_function_decl): Add new field operator_new_flag.
9150 * tree-inline.c (expand_call_inline): When inlining a call to
9151 operator new, force the return value to go into a variable, and
9152 set DECL_NO_TBAA_P on that variable.
9153 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9155 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9158 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9159 DWARF2_DEBUGGING_INFO.
9160 (dwarf2out_note_section_used): Ditto. Add prototype.
9161 (have_multiple_function_sections, text_section_used,
9162 cold_text_section_used, *cold_text_sections): Move declarations
9165 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9167 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9168 field and add signal_ra.
9169 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9170 assignments to frame state pc. Move end of stack check after
9171 MD_FALLBACK_FRAME_STATE_FOR.
9172 (uw_update_context_1): Use frame state signal_regs if set, instead
9173 of checking signal_frame flag.
9174 (uw_update_context): Use frame state signal_ra if set.
9175 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9176 * config/xtensa/linux-unwind.h: New file.
9178 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9180 * modulo-sched.c (get_sched_window): Fix comment typo.
9182 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9184 PR tree-optimization/34648
9185 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9187 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9189 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9190 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9192 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9194 PR rtl-optimization/34400
9195 * df-core.c (df_worklist_dataflow_overeager,
9196 df_worklist_dataflow_doublequeue): New functions.
9197 (df_worklist_dataflow): Two different worklist solvers.
9198 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9201 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9204 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9205 and ftree-parallelize-loops.
9207 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9209 PR rtl-optimization/34826
9210 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9212 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9214 * global.c (find_reg): Mark the eh regs as used if necessary.
9215 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9216 * ra.h (struct allocno): no_eh_reg field added. Changed
9217 no_stack_reg type to bitfield.
9219 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9221 * tree.c (substitute_in_expr): Add missing 'break'.
9223 2008-01-17 Richard Guenther <rguenther@suse.de>
9225 PR tree-optimization/34825
9226 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9227 x / x as division to handle.
9229 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9231 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9232 "-pthread" is specified.
9233 * pa-hpux11.h (LIB_SPEC): Likewise.
9235 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9236 Peter Bergner <bergner@vnet.ibm.com>
9238 PR rtl-optimization/33796
9239 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9241 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9243 PR libgfortran/34699
9244 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9246 * pa-hpux10.h (LINK_SPEC): Likewise.
9247 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9249 2008-01-16 Richard Guenther <rguenther@suse.de>
9252 * fold-const.c (fold_convert_const_int_from_int): Do not
9253 set overflow if that occured only because of a sign extension
9254 change when converting from/to a sizetype with the same
9255 precision and signedness.
9257 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9260 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9261 location address to the correct place. Update copyright year.
9263 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9265 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9266 no dependences in the dependence_relations vector.
9268 2008-01-16 Jan Hubicka <jh@suse.cz>
9270 PR rtl-optimization/31396
9271 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9272 * cfg.c (dump_reg_info): Print it.
9273 * regs.h (struct reg_info_t): add freq_calls_crossed.
9274 (REG_FREQ_CALLS_CROSSED): New macro.
9275 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9276 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9277 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9278 regmove_optimize): Update call crossed frequencies.
9279 * local-alloc.c (struct qty): Add freq_calls_crossed.
9280 (alloc_qty): Copute freq_calls_crossed.
9281 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9282 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9283 * ra.h (struct allocno): Add freq_calls_crossed.
9285 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9287 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9288 libgomp when compiling with ftree-parallelize-loops.
9289 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9291 2008-01-16 Richard Guenther <rguenther@suse.de>
9293 PR tree-optimization/34769
9294 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9295 * tree.c (int_cst_value): Instead make this function more
9296 permissive in what it accepts as valid input. Document this
9297 function always sign-extends the value.
9299 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9300 Richard Guenther <rguenther@suse.de>
9303 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9304 (gimple_fold_indirect_ref_rhs): ... this.
9305 (gimple_fold_indirect_ref): New function with foldings
9306 that preserve lvalueness.
9307 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9308 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9309 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9310 to fold an INDIRECT_REF, fall back to the old use of
9311 fold_indirect_ref_1.
9313 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9315 * tree-data-ref.c (subscript_dependence_tester_1): Call
9316 free_conflict_function.
9317 (compute_self_dependence): Same.
9319 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9322 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9323 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9325 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9326 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9327 for DWARF2_UNWIND_INFO targets.
9329 2008-01-16 Richard Guenther <rguenther@suse.de>
9332 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9333 type qualifiers for function types.
9335 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9337 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9338 loop_iterator li from previous commit.
9340 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9342 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9344 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9346 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9347 (parallelize_loops): Don't parallelize irreducible components.
9349 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9352 * c-opts (c_common_post_options): Do not enable CPP
9353 flag_pedantic_errors by default.
9355 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9357 PR rtl-optimization/31944
9358 * cse.c (remove_pseudo_from_table): New function.
9359 (merge_equiv_classes): Use above function to remove pseudo-registers.
9360 (invalidate): Likewise.
9362 2008-01-13 Richard Guenther <rguenther@suse.de>
9365 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9366 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9368 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9370 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9371 validate_change to unshare the source of the PC set.
9373 2008-01-12 Jan Hubicka <jh@suse.cz>
9376 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9377 references above array bounds. This might trigger bounds checks for
9380 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9382 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9383 new_replaceable_dependencies.
9385 2008-01-12 Doug Kwan <dougkwan@google.com>
9387 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9388 instead of OPT_Wreturn_type in warning due to ignored return type
9390 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9391 options included in -Wextra.
9392 * c.opt: New option -Wignored_qualifiers.
9393 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9394 -Wignore_qualifiers.
9395 (-Wignored-qualifiers): Document.
9396 (-Wreturn-type): Remove description of functionality now handled
9397 by -Wignored-qualifiers.
9399 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9402 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9403 NOP_EXPR if it is between integral types with the same precision.
9405 2008-01-12 Jan Hubicka <jh@suse.cz>
9408 * invoke.texi (max-inline-recursive-depth): Fix default value.
9410 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9412 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9415 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9417 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9419 2008-01-11 James E. Wilson <wilson@specifix.com>
9422 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
9424 2008-01-11 Anatoly Sokolov <aesok@post.ru>
9426 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
9427 save/restore frame pointer register and don't use 'call-prologues'
9428 optimization in function with "OS_task" attribute.
9430 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
9433 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
9434 when copying to memory.
9436 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
9438 PR rtl-optimization/30905
9439 * cfgcleanup.c: Include dce.h
9440 (crossjumps_occured): New global variable.
9441 (try_crossjump_bb): Exit loop after finding a fallthru edge.
9442 If something changed, set crossjumps_occured to true.
9443 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
9444 Don't add/remove fake edges to exit here...
9445 (cleanup_cfg): ...but do it here, when crossjumping.
9446 Run a fast DCE when successful crossjumps occured in the latest
9447 iteration of try_optimize_cfg.
9449 2008-01-11 Richard Guenther <rguenther@suse.de>
9451 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
9452 (struct vn_unary_op_s): Likewise.
9453 (vn_reference_insert): Free old reference on hash collision.
9455 2008-01-10 Raksit Ashok <raksit@google.com>
9457 PR rtl-optimization/27971
9458 * combine.c (find_split_point): Split PLUS expressions which are
9459 inside a MEM rtx, and whose first operand is complex.
9461 2008-01-10 DJ Delorie <dj@redhat.com>
9463 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9464 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9465 (m32c_hard_regno_ok): Call the underlying function.
9467 2008-01-10 Richard Guenther <rguenther@suse.de>
9470 * tree-cfg.c (tree_merge_blocks): Do not go through the
9471 full-blown folding and stmt updating path if we just deal
9472 with virtual operands.
9473 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9474 test for abnormal SSA_NAMEs.
9476 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9479 * reload.c (push_reload): Add assertions. All constants from
9480 reg_equiv_constant should have been used for replacing the respective
9482 (find_reloads_address): Invoke find_reloads_address_part for
9483 constant taken from the reg_equiv_constant array.
9485 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9487 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9488 field (valnum) the first in the struct. Replace bools with
9491 2008-01-10 Richard Guenther <rguenther@suse.de>
9493 PR tree-optimization/34651
9494 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9495 types and ordering for masking and converting.
9497 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9499 PR tree-optimization/34017
9500 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9501 also for PHI_NODE expressions.
9503 2008-01-09 Jan Hubicka <jh@suse.cz>
9505 PR tree-optimization/34708
9506 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9507 based on number of case labels.
9508 (init_inline_once): Remove switch_cost.
9509 * tree-inline.h (eni_weights_d): Remove switch_cost.
9511 2008-01-09 Richard Guenther <rguenther@suse.de>
9512 Andrew Pinski <andrew_pinski@playstation.sony.com>
9515 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9516 temporary if an rvalue is ok or an lvalue is not required.
9518 2008-01-09 Richard Guenther <rguenther@suse.de>
9521 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9524 2008-01-09 Richard Guenther <rguenther@suse.de>
9527 * tree.c (host_integerp): Check for sizetype only if the
9528 type is an integer type.
9530 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9533 * opts.c (decode_options): Disable inlining of functions called
9534 once if not in unit-at-a-time mode.
9536 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9538 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9540 2008-01-08 Richard Guenther <rguenther@suse.de>
9543 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9544 out early if the result will be unused.
9546 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9551 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9552 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9555 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9557 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9558 for vectorization tuned.
9560 2008-01-08 Richard Guenther <rguenther@suse.de>
9562 PR tree-optimization/34683
9563 * tree-ssa-operands.c (operand_build_cmp): Export.
9564 * tree-ssa-operands.h (operand_build_cmp): Declare.
9565 * tree-vn.c (vuses_compare): Remove.
9566 (sort_vuses): Use operand_build_cmp.
9567 (sort_vuses_heap): Likewise.
9568 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9569 to re-use old VEC if available. Do not sort already sorted VUSEs.
9570 (vdefs_to_vec): Do not sort already sorted VDEFs.
9572 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9575 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9577 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9580 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9581 limitations of reciprocal sequences on x86 targets.
9583 2008-01-08 Richard Guenther <rguenther@suse.de>
9585 PR tree-optimization/34683
9586 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9588 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9591 * config/darwin.c (darwin_mergeable_string_section): Don't use
9592 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9594 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9597 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9598 negxf2. Macroize expander using X87MODEF mode iterator. Change
9599 predicates of op0 and op1 to register_operand.
9600 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9601 expander using X87MODEF mode iterator. Change predicates of
9602 op0 and op1 to register_operand.
9603 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9604 corresponding patterns and macroize using MODEF macro. Change
9605 predicates of op0 and op1 to register_operand and remove
9606 "m" constraint. Disparage "r" alternative with "!".
9607 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9608 macroize using X87MODEF macro. Change predicates of op0 and op1
9609 to register_operand and remove "m" constraint. Disparage "r"
9610 alternative with "!".
9611 (absneg splitter with memory operands): Remove.
9612 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9613 patterns and macroize using X87MODEF mode iterator.
9614 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9615 Change predicate of op1 to register_operand.
9616 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9617 for memory operands.
9619 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9621 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9623 2008-01-07 Richard Guenther <rguenther@suse.de>
9625 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9628 2008-01-07 Richard Guenther <rguenther@suse.de>
9630 PR tree-optimization/34683
9631 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9632 VOPs of the needed size to save memory. Use VEC_quick_push
9633 to save compile-time.
9634 (vdefs_to_vec): Likewise.
9636 2008-01-07 Sa Liu <saliu@de.ibm.com>
9638 * config/spu/spu.md (divdf3): Genetate inline code for double
9639 division. The implementation doesn't handle INF or NAN, therefore it
9640 only applies when -ffinite-math-only is given.
9642 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9645 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9646 * doc/cpp.texi ([Common Predefined Macros]): Document.
9648 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9650 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9651 order to use commutative addition instead of subtraction.
9653 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9654 Mircea Namolaru <namolaru@il.ibm.com>
9655 Vladimir Yanovsky <yanov@il.ibm.com>
9656 Revital Eres <eres@il.ibm.com>
9658 PR tree-optimization/34263
9659 * tree-outof-ssa.c (process_single_block_loop_latch,
9660 contains_tree_r): New functions.
9661 (analyze_edges_for_bb): Call process_single_block_loop_latch
9662 function to empty single-basic-block latch block if possible.
9664 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9666 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9668 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9670 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9672 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9674 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9676 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9678 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9680 PR tree-optimization/34618
9681 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9684 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9687 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9688 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9689 Update copyright year.
9691 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9692 Update copyright year.
9693 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9696 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9698 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9699 edge does not point to current bb before changing need_assert.
9701 2008-01-04 Richard Guenther <rguenther@suse.de>
9704 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9705 for verifying purposes if they are is_gimple_min_invariant.
9707 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9709 PR tree-optimization/34448
9710 PR tree-optimization/34465
9711 * gimplify.c (gimplify_init_constructor): Add new parameter
9712 notify_temp_creation. Use it.
9713 (gimplify_modify_expr_rhs): Take volatiles into account when
9714 optimizing constructors.
9715 Do not optimize constructors if gimplify_init_constructor will dump to
9717 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9718 * gcc.c-torture/compile/pr34448.c: New.
9720 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9722 PR gcov-profile/34609
9723 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9724 return_slot if result is TREE_ADDRESSABLE.
9726 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9728 * config/mips/mips.md (sqrt_condition): Tweak comment.
9729 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9731 2008-01-03 Tom Tromey <tromey@redhat.com>
9734 * c-common.c (c_type_hash): Handle VLAs.
9736 2008-01-03 Jan Hubicka <jh@suse.cz>
9738 PR tree-optimization/31081
9739 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9740 0 when inlining and not inlining to first basic block.
9741 (remap_decl): When var is initialized to 0, don't set default_def.
9742 (expand_call_inline): Set entry_bb.
9743 * tree-inline.h (copy_body_data): Add entry_bb.
9745 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9748 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9751 PR tree-optimization/29484
9752 * tree-inline.c (inline_forbidden_p_2): New function.
9753 (inline_forbidden_p): Disallow inlining if some static var
9754 has an address of a local LABEL_DECL in its initializer.
9755 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9758 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9760 PR tree-optimization/34635
9761 * tree-data-ref.c (add_other_self_distances): Make sure that the
9762 evolution step is constant.
9764 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9767 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9769 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9771 * tree-sra.c (scalarize_init): Insert the generate_element_init
9772 statements after the generate_element_zero statements.
9774 2008-01-02 Richard Guenther <rguenther@suse.de>
9778 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9779 for very large number of operands instead of ICEing.
9781 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9784 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9785 while stack probing.
9787 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9789 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9792 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9795 * tree-mudflap.c (mx_register_decls): Guard warning by
9796 !DECL_ARTIFICIAL check.
9798 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9800 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9801 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9802 sse5_perm<mode>): Fix constraints.