1 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3 * doc/gty.texi (Source Files Containing Type Information): Note
4 that headers should appear first in the gtfiles list.
6 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8 * tree.def (COND_EXEC): Properly documented this code.
10 2008-05-16 Diego Novillo <dnovillo@google.com>
12 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
13 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
16 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18 * tree-ssa-dse (max_stmt_uid): Removed.
19 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
20 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
21 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
22 * function.h (cfun.last_stmt_uid): New field.
23 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
24 gimple_stmt_max_uid, set_gimple_stmt_max_uid,
25 inc_gimple_stmt_max_uid): New functions.
26 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
27 (create_stmt_ann): Initialize the ann->uid field.
28 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
30 * tree-flow.h (renumber_gimple_stmt_uids): New function.
32 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
34 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
35 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
36 (init_empty_tree_cfg): Call it.
38 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
40 * cfg.c (init_flow): Add argument THE_FUN. Use it
41 instead of cfun. Update all users.
43 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
45 * doc/invoke.text (-fdump-tree-*-verbose): New option.
46 * tree-dump.c (dump_options): New verbose option.
47 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
49 * tree-pass.h (TDF_VERBOSE): New dump flag.
50 * print-tree.c (print_node): Added code to be able to print
52 (tree-flow.h): Added include.
53 Makefile.in (print-tree.o): Added TREE_FLOW_H.
55 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
57 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
59 From Jie Zhang <jie.zhang@analog.com>
60 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
61 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
62 mcpu=bf561-none and mcpu=bf561-0.2.
63 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
64 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
65 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
66 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
67 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
69 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for
71 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
73 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
74 (cputype_selected): Remove.
75 (bfin_handle_option): Don't use cputype_selected.
76 (override_options): When no mcpu option, enable all workarounds.
77 Don't use bfin_workarounds.
78 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
80 (DEFAULT_CPU_TYPE): Don't define.
82 2008-05-16 Richard Guenther <rguenther@suse.de>
84 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
85 on deletion of the last stmt.
87 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
89 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
90 V8HImode for SSE2 and V16QImode for SSE4.1.
92 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
94 * cgraph.h (compute_inline_parameters): Made public.
95 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
96 variable_generate_summary, function_write_summary,
97 variable_write_summary, variable_read_summary. Added
98 generate_summary, write_summary, read_summary.
99 * cgraphunit.c (cgraph_process_new_functions): Changed call from
100 pass_ipa_inline.function_generate_summary, to
101 compute_inline_parameters.
102 * ipa-inline.c (compute_inline_parameters): Made public and added
104 (compute_inline_parameters_for_current): New function.
105 (pass_inline_param): Now calls
106 compute_inline_parameters_for_current.
107 (inline_generate_summary): Removed parameter and made to loop over
109 (pass_ipa_inline): Updated for new IPA_PASS structure.
110 * passes.c (execute_ipa_summary_passes): Now is called once per
111 pass rather than once per node*pass.
113 2008-05-15 Anatoly Sokolov <aesok@post.ru>
115 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
116 avr_have_mul_p, avr_asm_only_p): Remove variables.
117 (avr_override_options): Remove initialization of removed variables.
118 (avr_file_start): Convert removed variables to fields of
119 'struct base_arch_s *avr_current_arch'.
120 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
121 (AVR_HAVE_MUL): (Ditto.).
122 (AVR_HAVE_MOVW): (Ditto.).
123 (AVR_HAVE_LPMX): (Ditto.).
124 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
125 avr_asm_only_p): Remove declaration.
127 2008-05-15 Diego Novillo <dnovillo@google.com>
129 * config/arm/arm.c (arm_return_in_memory): Fix return
131 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
133 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
136 * combine.c (check_conversion): Rename back to check_promoted_subreg.
137 Don't call record_truncated_value from here.
138 (record_truncated_value): Turn it into a for_each_rtx callback.
139 (record_truncated_values): New function.
140 (combine_instructions): Call note_uses with
141 record_truncated_values. Change name of check_conversion to
142 check_promoted_subreg.
144 2008-05-15 Janis Johnson <janis187@us.ibm.com>
146 * doc/sourcebuild.texi: Document support for torture tests.
148 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
150 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
151 to alternative 4 of operand 2.
153 2008-05-15 Richard Guenther <rguenther@suse.de>
155 * tree-pass.h (current_pass): Declare.
156 (get_pass_for_id): Likewise.
157 * passes.c (passes_by_id, passes_by_id_size): New globals.
158 (set_pass_for_id): New function.
159 (get_pass_for_id): Likewise.
160 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
161 (execute_function_todo): Flush per function statistics.
162 * toplev.c (compile_file): Init statistics.
163 (general_init): Do early statistics initialization.
164 (finalize): Finish statistics.
165 * statistics.h (statistics_early_init): Declare.
166 (statistics_init): Likewise.
167 (statistics_fini): Likewise.
168 (statistics_fini_pass): Likewise.
169 (statistics_counter_event): Likewise.
170 (statistics_histogram_event): Likewise.
171 * statistics.c: New file.
172 * Makefile.in (OBJS-common): Add statistics.o.
173 (statistics.o): Add dependencies.
174 * doc/invoke.texi (-fdump-statistics): Document.
176 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
178 (execute_pre): Use statistics_counter_event.
179 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
180 (substitute_and_fold): Increment it. Use statistics_counter_event.
182 2008-05-15 Diego Novillo <dnovillo@google.com>
184 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
186 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
187 * tree-ssa-alias.c (new_type_alias): Remove references to
188 sub-variables from comment.
189 * tree-ssa-operands.c (swap_tree_operands): Likewise.
191 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
193 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
194 attribute to 1 only for insertps alternative.
196 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
198 * config/bfin/bfin.md (loadbytes): New pattern.
199 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
200 (bfin_init_builtins): Initialize it.
201 (bdesc_1arg): Add it.
203 2008-05-15 Sa Liu <saliu@de.ibm.com>
205 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
206 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
207 * testsuite/lib/target-supports.exp: Add
208 check_effective_target_fortran_integer_16.
210 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
212 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
213 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
214 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
215 (TARGET_RETURN_IN_MEMORY): Define.
217 2008-05-15 Richard Guenther <rguenther@suse.de>
220 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
221 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
222 represent unmodifiable vars.
224 2008-05-15 Richard Guenther <rguenther@suse.de>
226 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
227 INDIRECT_REF and TARGET_MEM_REF.
228 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
231 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
232 H.J. Lu <hongjiu.lu@intel.com>
234 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
235 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
236 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
237 insn alternatives. Add missing alternatives.
238 (*vec_concatv2di_rex64_sse4_1): Likewise.
239 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
240 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
243 2008-05-15 Richard Guenther <rguenther@suse.de>
245 PR tree-optimization/36009
246 PR tree-optimization/36204
247 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
248 (determine_invariantness_stmt): Record the loop a store is
250 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
253 2008-05-15 Richard Guenther <rguenther@suse.de>
255 PR tree-optimization/34330
256 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
257 through the pointer will alias the SMT.
259 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
261 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
263 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
265 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
267 2008-05-14 Michael Meissner <michael.meissner@amd.com>
268 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
270 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
271 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
272 (vashl_optab): New optab for vector/vector shifts.
273 (vashr_optab): Ditto.
274 (vlshr_optab): Ditto.
275 (vrotl_optab): Ditto.
276 (vrotr_optab): Ditto.
277 (optab_subtype): New enum for optab_for_tree_code call.
278 (optab_for_tree_code): Add enum optab_subtype argument.
280 * optabs.c (optab_for_tree_code): Take an additional argument to
281 distinguish between a vector shift by a scalar and vector shift by
282 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
283 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
284 vector shift by a vector.
285 (expand_widen_pattern_expr): Pass additional argument to
288 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
289 vrotl_optab, vrotr_optab.
291 * expr.c (expand_expr_real_1): Update calls to
292 optab_for_tree_code to distinguish between vector shifted by a
293 scalar and vector shifted by a vector.
294 * tree-vectorizer.c (supportable_widening_operation): Ditto.
295 (supportable_narrowing_operation): Ditto.
296 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
297 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
298 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
299 (vect_create_epilog_for_reduction): Ditto.
300 (vectorizable_reduction): Ditto.
301 (vectorizable_operation): Ditto.
302 (vect_strided_store_supported): Ditto.
303 (vect_strided_load_supported): Ditto.
304 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
305 * expmed.c (expand_shift): Ditto.
307 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
309 (ashr@var{m}3): Ditto.
310 (vashl@var{m}3): Document new vector/vector shift standard name.
311 (vashr@var{m}3): Ditto.
312 (vlshr@var{m}3): Ditto.
313 (vrotl@var{m}3): Ditto.
314 (vrotr@var{m}3): Ditto.
316 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
317 (PPERM_INVERT): Ditto.
318 (PPERM_REVERSE): Ditto.
319 (PPERM_REV_INV): Ditto.
323 (PPERM_INV_SIGN): Ditto.
327 * config/i386/sse.md (mulv2di3): Add SSE5 support.
328 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
329 allows a memory operand to be the value being added, and split it
330 to improve vectorization.
331 (sse5_pmacsdqh_mem): Ditto.
332 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
333 (sse5_mulv2div2di3_high): Ditto.
334 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
335 (vec_pack_trunc_v4si): Ditto.
336 (vec_pack_trunc_v2di): Ditto.
337 (sse5_pcmov_<mode>): Remove code that tried to use use
338 andps/andnps instead of pcmov.
339 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
340 pmacsdqh instructions.
341 (vec_widen_smult_lo_v4si): Ditto.
343 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
344 (PPERM_INVERT): Ditto.
345 (PPERM_REVERSE): Ditto.
346 (PPERM_REV_INV): Ditto.
350 (PPERM_INV_SIGN): Ditto.
353 (ix86_expand_sse_movcc): Move the SSE5 test after the if
355 (ix86_expand_int_vcond): If SSE5 generate all possible integer
357 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
358 says ignore whether the last reference is a memory operand.
360 2008-05-14 Michael Meissner <michael.meissner@amd.com>
361 Paolo Bonzini <bonzini at gnu dot org>
363 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
366 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
367 (vlshr<mode>3): Rename from vlshr<mode>3.
368 (vashr<mode>3): Rename from vashr<mode>3.
369 (mulv4sf3): Change the names of vector shift patterns.
373 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
376 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
401 * config/spu/spu.md (v): New iterator macro to add v for vector types.
402 (floatunssidf2_internal): Change vector/vector shift names.
403 (floatunsdidf2_internal): Ditto.
410 (vashl<mode>3): Rename from ashl<mode>3.
411 (vashr<mode>3): Rename from ashr<mode>3.
412 (vlshr<mode>3): Rename from lshr<mode>3.
413 (vrotl<mode>3): Rename from rotl<mode>3.
415 2008-05-14 Michael Meissner <michael.meissner@amd.com>
418 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
419 multiply gives the wrong value when doing widening multiplies.
420 (vec_widen_smult_lo_v4si): Ditto.
422 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
424 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
425 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
426 emit_library_call_value.
427 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
428 * tree.h (ECF_LIBCALL_BLOCK): Removed.
429 * calls.c (initialize_argument_information, precompute_arguments,
430 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
431 (precompute_arguments): Removed flags parameter.
432 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
434 2008-05-14 Richard Guenther <rguenther@suse.de>
436 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
437 Make sure to register the store if the use is a PHI_NODE.
439 2008-05-14 Olivier Hainque <hainque@adacore.com>
441 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
442 memory if the component is to be referenced in BLKmode according
443 to get_inner_reference.
445 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
447 * calls.c (emit_library_call_value_1): Restore code clearing
448 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
450 2008-05-14 Olivier Hainque <hainque@adacore.com>
451 Nicolas Roche <roche@adacore.com>
453 * configure.ac: Add support for a "gcc_subdir" variable in
454 config-lang.in, to denote a subdirectory where the language/GCC
455 integration files are to be found.
456 * configure: Regenerate.
458 2008-05-14 Ira Rosen <irar@il.ibm.com>
460 PR tree-optimization/36098
461 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
462 value for the first load in the group in case of a gap.
463 (vect_build_slp_tree): Check that there are no gaps in loads.
465 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
467 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
468 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
469 expand_copysign_bit, ): Change call to emit_no_conflict_block to
470 emit_insn and remove unneeded code to construct extra args.
471 (emit_no_conflict_block): Removed.
472 * optabls.h: (emit_no_conflict_block): Removed.
473 * cse.c (cse_extended_basic_block): Remove search for
474 REG_NO_CONFLICT note.
475 * global.c: Removed incorrect comment added in revision 117.
476 * expr.c (convert_move): Change call to emit_no_conflict_block to
478 * recog.c: Change comments so that they do not mention
480 * local_alloc.c (combine_regs): Removed last parameter.
481 (no_conflict_p): Removed.
482 (block_alloc): Removed note, no_conflict_combined_regno and set
483 local vars. Removed all code to process REG_NO_CONFLICT blocks.
484 (combine_regs): Removed already_dead and code to look for
485 REG_NO_CONFLICT notes.
486 * lower_subreg (remove_retval_note): Removed code to look for
487 REG_NO_CONFLICT block.
488 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
489 (resolve_clobber): Remove code to process libcalls that have
490 REG_NO_CONFLICT notes.
491 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
493 * combine.c (can_combine_p, distribute_notes): Removed
494 REG_NO_CONFLICT case.
495 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
497 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
498 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
500 * reg-notes.def (NO_CONFLICT): Removed.
502 2008-05-14 David S. Miller <davem@davemloft.net>
504 * config/sparc/sparc.c (sparc_profile_hook): If
505 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
506 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
507 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
509 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
511 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
513 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
516 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
517 and op1 expansion before vector concat to have less live pseudos.
519 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
521 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
522 ix86_expand_vector_set if supported.
524 2008-05-13 Diego Novillo <dnovillo@google.com>
525 Kenneth Zadeck <zadeck@naturalbridge.com>
527 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
529 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
530 phinodes_print_statistics, init_ssanames, fini_ssanames,
531 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
532 release_ssa_name, release_defs, replace_ssa_name_symbol,
533 ssanames_print_statistics): Move ...
534 * tree-flow.h: ... here.
535 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
536 Use FN instead of cfun.
537 (make_ssa_name_fn): Rename from make_ssa_name.
538 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
539 * tree-flow-inline.h (make_ssa_name): Move from
540 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
541 * omp-low.c (expand_omp_parallel):
542 * tree-flow-inline.h (redirect_edge_var_map_result):
543 * tree-ssa.c (init_tree_ssa): Add argument FN.
544 Use it instead of cfun. Update all users.
546 2008-05-13 Tom Tromey <tromey@redhat.com>
548 PR preprocessor/22168:
549 * doc/cpp.texi (Top): Update menu.
550 (Alternatives to Wrapper #ifndef): New node.
551 (Other Directives): Document deprecation.
552 (Obsolete Features): Remove menu.
553 (Assertions): Merge node into Obsolete Features.
554 (Obsolete once-only headers): Move earlier; rename to Alternatives
556 * doc/cppopts.texi: Update.
557 * c.opt (Wdeprecated): Enable for C and ObjC.
558 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
559 (C++ Dialect Options): Move -Wno-deprecated from here to...
560 (Warning Options): ... here.
562 2008-05-13 Richard Guenther <rguenther@suse.de>
565 * fold-const.c (fold_sign_changed_comparison): Do not allow
566 changes in pointer-ness.
568 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
571 * config/sh/sh.c (sh_expand_prologue): Don't clear
572 RTX_FRAME_RELATED_P for push insns.
574 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
576 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
578 2008-05-12 Anatoly Sokolov <aesok@post.ru>
580 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
581 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
582 Use 'machine->is_leaf' instead of 'leaf_func_p'.
584 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
586 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
587 (*vec_concatv4sf_sse): This.
588 (*sse2_concatv2si): Renamed to ...
589 (*vec_concatv2si_sse2): This.
590 (*sse1_concatv2si): Renamed to ...
591 (*vec_concatv2si_sse): This.
592 (*vec_concatv2di_rex): Renamed to ...
593 (*vec_concatv2di_rex64): This.
594 (*vec_concatv2si_sse4_1): New.
595 (*vec_concatv2di_rex64_sse4_1): Likewise.
597 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
599 PR rtl-optimization/36111
600 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
601 that was created for swappable operands.
603 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
606 * Makefile.in: Substitute GNATMAKE and GNATBIND.
607 * configure.ac: Add call to ACX_PROG_GNAT.
609 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
611 * optc-gen.awk: Fix comment typo.
613 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
615 * pretty-print.c (pp_integer_with_precision): Use
616 HOST_LONG_LONG_FORMAT.
618 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
620 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
622 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
624 * config/i386/i386.c (bdesc_ptest): Removed.
625 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
626 (bdesc_args): Add __builtin_ia32_ptestz128,
627 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
628 (ix86_init_mmx_sse_builtins): Updated.
629 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
630 (ix86_expand_builtin): Updated.
632 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
634 * tree-cfg.c (valid_fixed_convert_types_p): New function.
635 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
637 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
639 * value-prof.c (interesting_stringop_to_profile): Do not
640 return early for BUILT_IN_MEMPCPY.
642 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
644 * calls.c (expand_call): Don't use callgraph to increase
645 preferred_stack_boundary.
647 * cgraph.h (cgraph_rtl_info): Use unsigned on
648 preferred_incoming_stack_boundary.
650 * final.c (rest_of_clean_state): Use unsigned on
651 preferred_stack_boundary.
653 2008-05-09 Tom Tromey <tromey@redhat.com>
655 PR preprocessor/22231:
656 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
659 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
661 PR tree-optimization/36129
662 * tree-ssa-ccp.c: Include value-prof.h.
663 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
664 built-in function was folded to a constant.
665 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
667 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
668 Sebastian Pop <sebastian.pop@amd.com>
670 * tree-scalar-evolution.c: Document instantiate_scev.
671 (instantiate_parameters_1): Renamed instantiate_scev_1.
672 Don't use the same loop for instantiation_loop and evolution_loop.
673 (instantiate_scev): New.
674 (instantiate_parameters): Moved...
675 (resolve_mixers): Update call to instantiate_scev_1 to pass the
676 same loop twice. Maintains the semantics for this function.
677 * tree-scalar-evolution.h (instantiate_scev): Declare.
678 (instantiate_parameters): ...here. Now static inline.
679 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
680 instead of resolve_mixers.
682 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
684 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
686 2008-05-09 Tomas Bily <tbily@suse.cz>
688 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
689 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
690 * tree-ssa-structalias.c (get_constraint_for): Likewise.
691 * c-common.c (c_common_truthvalue_conversion): Likewise.
692 * tree-object-size.c (compute_object_offset): Likewise.
693 * tree-inline.c (estimate_num_insns_1): Likewise.
694 * varasm.c (const_hash_1, compare_constant, copy_constant)
695 (compute_reloc_for_constant, output_addressed_constants)
696 (initializer_constant_valid_p): Likewise.
697 * c-omp.c (check_omp_for_incr_expr): Likewise.
698 * gimplify.c (gimplify_expr): Likewise.
699 * c-typeck.c (c_finish_return): Likewise.
700 * tree-vectorizer.c (supportable_widening_operation)
701 (supportable_narrowing_operation): Likewise.
702 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
703 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
704 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
705 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
706 (descr_info_loc): Likewise.
707 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
708 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
709 (fold_unary): Likewise.
710 * builtins.c (get_pointer_alignment): Likewise.
711 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
712 (instantiate_parameters_1): Likewise.
713 * tree.c (expr_align, stabilize_reference): Likewise.
714 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
715 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
716 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
717 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
718 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
719 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
721 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
722 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
723 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
724 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
725 (forward_propagate_comparison)
726 (tree_ssa_forward_propagate_single_use_vars): Likewise.
727 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
728 * emit-rtl.c (component_ref_for_mem_expr)
729 (set_mem_attributes_minus_bitpos): Likewise.
730 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
731 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
733 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
734 (build_function_call, pointer_diff, build_compound_expr)
735 (c_finish_return): Likewise.
736 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
737 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
739 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
740 * expr.c (is_aligning_offset): Likewise.
741 * tree-ssa-alias.c (is_escape_site): Likewise.
742 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
743 (check_all_va_list_escapes): Likewise.
744 * tree-ssa-loop-ivopts.c (determine_base_object)
745 (determine_common_wider_type): Likewise.
746 * dojump.c (do_jump): Likewise.
747 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
748 * tree-gimple.c (is_gimple_cast): Likewise.
749 * fold-const.c (decode_field_reference, )
750 (fold_sign_changed_comparison, fold_unary, fold_comparison)
751 (fold_binary): Likewise.
752 * tree-ssa-alias-warnings.c (find_alias_site_helper)
753 (already_warned_in_frontend_p): Likewise.
754 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
755 * tree.c (really_constant_p, get_unwidened): Likewise.
756 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
757 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
758 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
760 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
762 (CONVERT_EXPR_P): Define.
763 (CASE_CONVERT): Define.
765 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
768 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
769 (delete_unmarked_insns): When deleting a call, call
770 delete_unreachable_blocks.
771 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
772 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
774 2008-05-08 Richard Guenther <rguenther@suse.de>
776 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
777 (-ftree-salias): Likewise.
778 (salias-max-implicit-fields): Remove param documentation.
779 (salias-max-array-elements): Likewise.
780 * tree-pass.h (pass_create_structure_vars): Remove.
781 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
782 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
783 * tree-ssa-alias.c (create_structure_vars): Remove.
784 (gate_structure_vars): Likewise.
785 (pass_create_structure_vars): Likewise.
786 (gate_build_alias): Likewise.
787 (pass_build_alias): Adjust to run always and dump the function.
788 * common.opt (ftree-salias): Hide.
789 * passes.c (init_optimization_passes): Remove
790 pass_create_structure_vars, adjust comment.
791 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
792 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
793 * opts.c (decode_options): Do not set flag_tree_salias.
794 (common_handle_option): Add OPT_ftree_salias to the backward
795 compatibility section.
797 2008-05-08 Richard Guenther <rguenther@suse.de>
799 * tree-flow-inline.h (var_can_have_subvars): Move ...
800 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
801 * tree-flow.h (var_can_have_subvars): Remove.
802 (push_fields_onto_fieldstack): Remove.
803 (sort_fieldstack): Likewise.
804 (struct fieldoff): Move ...
805 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
806 alias_set and base_for_components fields.
807 (sort_fieldstack): Make static.
808 (push_fields_onto_fieldstack): Likewise. Remove code that
809 handles anything but RECORD_TYPEs. Remove alias_set and
810 base_for_components handling.
811 (create_variable_info_for): Adjust.
813 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
815 * common.opt (Wframe-larger-than=): Shorten the help message
817 * doc/invoke.texi (Wframe-larger-than=): Add more description.
819 2008-05-08 Rafael Espindola <espindola@google.com>
821 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
823 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
824 trap and that both operands are gimple values.
825 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
826 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
829 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
831 * read-rtl.c (join_c_conditions): Return the first string if the
832 two strings are equal.
834 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
836 * gensupport.h (pred_data): Add a "num_codes" field.
837 (add_predicate_code): Declare.
838 * gensupport.c (add_predicate_code): New function.
839 (std_pred_table): Add an "allows_const_p" field.
840 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
841 Remove the (incomplete) list of such codes from the codes field.
842 (init_predicate_table): Use add_predicate_code. Add all
843 RTX_CONST_OBJs if allows_const_p is true.
844 * genrecog.c (process_define_predicate): Use add_predicate_code.
846 2008-05-08 David Daney <ddaney@avtrex.com>
847 Richard Sandiford <rsandifo@nildram.co.uk>
849 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
850 special case of constant zero operands.
851 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
852 old and new values. Special case constant zero values.
853 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
855 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
856 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
858 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
861 * simplify-rtx.c (simplify_plus_minus): Create CONST of
862 similar RTX_CONST_OBJ before CONST_INT.
864 2008-05-08 Steve Ellcey <sje@cup.hp.com>
866 * stmt.c (expand_stack_restore): Change sa mode if needed.
868 2008-05-08 Richard Guenther <rguenther@suse.de>
870 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
872 (ix86_sol10_return_in_memory): Likewise.
873 (ix86_i386elf_return_in_memory): Likewise.
874 (ix86_i386interix_return_in_memory): Likewise.
875 * config/i386/i386.c (ix86_return_in_memory): Likewise.
876 (ix86_sol10_return_in_memory): Likewise.
877 (ix86_i386elf_return_in_memory): Likewise.
878 (ix86_i386interix_return_in_memory): Likewise.
880 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
883 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
885 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
886 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
889 2008-05-08 Richard Guenther <rguenther@suse.de>
891 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
892 * tree-data-ref.h (struct dr_alias): Remove subvars field.
893 (DR_SUBVARS): Remove.
894 * tree-dfa.c (dump_subvars_for): Remove.
895 (debug_subvars_for): Likewise.
896 (dump_variable): Do not dump subvars.
897 (remove_referenced_var): Do not remove subvars.
898 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
899 (lookup_subvars_for_var): Remove.
900 (get_subvars_for_var): Likewise.
901 (get_subvars_at): Likewise.
902 (get_first_overlapping_subvar): Likewise.
903 (overlap_subvar): Likewise.
904 * tree-flow.h (subvar_t): Remove.
905 (struct var_ann_d): Remove subvars field.
906 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
907 argument. Remove special handling of SFTs.
908 (compute_tag_properties): Likewise.
909 (set_initial_properties): Likewise.
910 (compute_call_clobbered): Likewise.
911 (count_mem_refs): Likewise.
912 (compute_memory_partitions): Likewise.
913 (compute_flow_insensitive_aliasing): Likewise.
914 (setup_pointers_and_addressables): Likewise.
915 (new_type_alias): Likewise.
916 (struct used_part): Remove.
917 (used_portions): Likewise.
918 (struct used_part_map): Likewise.
919 (used_part_map_eq): Likewise.
920 (used_part_map_hash): Likewise.
921 (free_used_part_map): Likewise.
922 (up_lookup): Likewise.
923 (up_insert): Likewise.
924 (get_or_create_used_part_for): Likewise.
925 (create_sft): Likewise.
926 (create_overlap_variables_for): Likewise.
927 (find_used_portions): Likewise.
928 (create_structure_vars): Likewise.
929 * tree.def (STRUCT_FIELD_TAG): Remove.
930 * tree.h (MTAG_P): Adjust.
931 (struct tree_memory_tag): Remove base_for_components and
932 unpartitionable flags.
933 (struct tree_struct_field_tag): Remove.
934 (SFT_PARENT_VAR): Likewise.
935 (SFT_OFFSET): Likewise.
936 (SFT_SIZE): Likewise.
937 (SFT_NONADDRESSABLE_P): Likewise.
938 (SFT_ALIAS_SET): Likewise.
939 (SFT_UNPARTITIONABLE_P): Likewise.
940 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
941 (union tree_node): Remove sft field.
942 * alias.c (get_alias_set): Remove special handling of SFTs.
943 * print-tree.c (print_node): Remove handling of SFTs.
944 * tree-dump.c (dequeue_and_dump): Likewise.
945 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
946 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
947 * tree-predcom.c (set_alias_info): Do not set subvars.
948 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
949 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
950 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
951 (add_vars_for_offset): Remove.
952 (add_virtual_operand): Remove special handling of SFTs.
953 (add_call_clobber_ops): Likewise.
954 (add_call_read_ops): Likewise.
955 (get_asm_expr_operands): Likewise.
956 (get_modify_stmt_operands): Likewise.
957 (get_expr_operands): Likewise.
958 (add_to_addressable_set): Likewise.
959 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
960 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
961 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
962 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
963 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
964 (tree_node_structure): Likewise.
965 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
967 (find_what_p_points_to): Likewise.
969 2008-05-08 Sa Liu <saliu@de.ibm.com>
971 * config/spu/spu.md: Fixed subti3 pattern.
973 2008-05-08 Richard Guenther <rguenther@suse.de>
976 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
977 sure to create a representative for trailing arrays for PTA.
979 2008-05-08 Richard Guenther <rguenther@suse.de>
982 * fold-const.c (operand_equal_p): Two objects which types
983 differ in pointerness are not equal.
985 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
987 * calls.c (compute_argument_block_size): Add argument tree fndecl.
988 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
989 (emit_library_call_value_1): Add new variable fndecl initialized by
990 NULL_TREE. It should be the decl type of orgfun, but this information
991 seems not to be available here, so it uses the default calling abi.
992 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
993 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
994 by TARGET_RETURN_IN_MEMORY.
995 * config/i386/i386-interix.h: Likewise.
996 * config/i386/i386.h: Likewise.
997 * config/i386/i386elf.h: Likewise.
998 * config/i386/ptx4-i.h: Likewise.
999 * config/i386/sol2-10.h: Likewise.
1000 * config/i386/sysv4.h: Likewise.
1001 * config/i386/vx-common.h: Likewise.
1002 * config/cris/cris.h: Removed #if 0 clause.
1003 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
1004 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
1006 (ix86_sol10_return_in_memory): Likewise.
1007 (ix86_i386elf_return_in_memory): New.
1008 (ix86_i386interix_return_in_memory): New.
1009 * config/mt/mt-protos.h (mt_return_in_memory): New.
1010 * config/mt/mt.c: Likewise.
1011 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1012 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
1013 * config/bfin/bfin.h: Likewise.
1014 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1016 * config/bfin/bfin.c: Likewise.
1017 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1018 * config/alpha/unicosmk.h: Likewise.
1019 * config/i386/cygming.h: Likewise.
1020 * config/iq2000/iq2000.h: Likewise.
1021 * config/mips/mips.h: Likewise.
1022 * config/mn10300/mn10300.h: Likewise.
1023 * config/rs6000/rs6000.h: Likewise.
1024 * config/score/score.h: Likewise.
1025 * config/spu/spu.h: Likewise.
1026 * config/v850/v850.h: Likewise.
1027 * defaults.h: Likewise.
1028 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1029 * expr.c (emit_block_move): Adjust use of
1030 OUTGOING_REG_PARM_STACK_SPACE.
1031 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1032 OUTGOING_REG_PARM_STACK_SPACE.
1033 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1035 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1037 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1038 on OMP_RETURN for OMP_FOR.
1041 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1042 (fortran_common): New function.
1043 (gen_variable_die): Call fortran_common instead of common_check,
1044 adjust for it returning tree instead of rtx. Formatting.
1046 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1050 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1051 * c-decl.c (merge_decls): Ditto.
1052 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1053 to RTL_CONST_OR_PURE_CALL_P.
1054 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1055 Initialized DECL_LOOPING_CONST_PURE.
1056 (process_call_operands): Set tree_side_effects properly.
1057 * tree.h (TREE_READONLY_DECL_P): Removed.
1058 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1059 (DECL_LOOPING_OR_CONST_P): New macro.
1060 (struct tree_function_decl): Added looping_const_or_pure_p.
1062 (ECF_LOOPING_OR_CONST_P): New macro.
1063 * rtlanal.c (pure_const_p): Removed.
1064 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1065 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1066 to RTL_CONST_CALL_P.
1067 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1068 (check_decl, check_tree, check_call, scan_function): Initialize
1070 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1071 (static_execute): Set looping true for recursive functions.
1072 Undo setting state to IPA_NEITHER for recursive functions.
1074 * ifcvt.c (noce_can_store_speculate_p): Changed
1075 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1076 RTL_CONST_OR_PURE_CALL_P.
1077 * dse.c (scan_insn): Ditto.
1078 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1079 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1080 RTL_CONST_OR_PURE_CALL_P.
1081 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1082 pure_call_p to RTL_CONST_CALL_P.
1083 * gimplify.c (gimplify_call_expr): Clear side effects for
1084 non-looping pure and constant calls.
1085 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1086 (flags_from_decl_or_type): Set ecf flags from decl flags.
1087 (initialize_argument_information): Turn off
1088 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1089 Change const to pure if callee_copies is true rather than just
1091 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1092 way of marking pure calls.
1093 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1094 Remove hack that was supposed to fix pr7335 and remove old
1095 way of marking pure calls.
1096 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1097 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1098 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1099 RTL_CONST_OR_PURE_CALL_P.
1100 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1101 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1102 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1103 * sched-deps.c (schedule_analyze): Ditto.
1104 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1105 return_val field of calls to represent pure and const function info.
1106 (CONST_OR_PURE_CALL_P): Deleted macro.
1107 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1108 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1109 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1111 * tree-optimize.c (execute_fixup_cfg): Added test for
1112 ECF_LOOPING_CONST_OR_PURE.
1113 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1115 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1116 effects for looping pure or const calls.
1117 (verify_gimple_expr): Added verification code.
1118 * config/alpha/alpha.c (alpha_legitimize_address,
1119 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1121 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1122 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1123 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1124 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1125 RTL_CONST_OR_PURE_CALL_P.
1126 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1127 and const calls to be deleted.
1129 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1132 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1133 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1134 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1135 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1136 to handle nonimmediate operands.
1137 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1138 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1139 to handle nonimmediate operands.
1140 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1141 (mmx_pmulhrwv4hi3): New expander. Use
1142 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1143 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1144 (sse2_umulv1siv1di3): New expander. Use
1145 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1146 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1147 (mmx_eq<mode>3): New expander. Use
1148 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1149 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1150 (mmx_uavgv8qi3): New expander. Use
1151 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1152 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1153 (mmx_uavgv4hi3): New expander. Use
1154 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1156 * config/i386/sse.md
1157 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1158 to handle nonimmediate operands.
1159 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1160 to handle nonimmediate operands.
1161 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1162 to handle nonimmediate operands.
1163 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1164 to handle nonimmediate operands.
1165 (sse2_unpckhpd_exp): New expander. Use
1166 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1167 (sse2_unpcklpd_exp): New expander. Use
1168 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1169 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1170 to handle nonimmediate operands.
1171 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1172 to handle nonimmediate operands.
1173 (*sse2_<plusminus_insn><mode>3): Rename from
1174 sse2_<plusminus_insn><mode>3 insn pattern.
1175 (sse2_<plusminus_insn><mode>3): New expander. Use
1176 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1177 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1178 (sse2_umulv2siv2di3): New expander. Use
1179 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1180 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1181 (sse4_1_mulv2siv2di3): New expander. Use
1182 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1183 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1184 (sse2_pmaddwd): New expander. Use
1185 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1186 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1187 (sse2_eq<mode>3): New expander. Use
1188 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1189 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1190 (sse4_1_eqv2di3): New expander. Use
1191 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1192 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1193 (sse2_uavgv16qi3): New expander. Use
1194 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1195 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1196 (sse2_uavgv16qi3): New expander. Use
1197 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1198 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1199 (sse2_uavgv8hi3): New expander. Use
1200 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1201 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1202 (ssse3_pmulhrswv8hi3): New expander. Use
1203 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1204 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1205 (ssse3_pmulhrswv4hi3): New expander. Use
1206 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1208 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1209 (<sse>_vmmul<mode>3): Ditto.
1210 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1212 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1213 (ssse3_pmaddubsw): Ditto.
1215 * config/i386/i386.c (struct_builtin_description)
1216 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1217 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1218 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1219 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1220 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1221 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1222 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1223 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1224 (ix86_fixup_binary_operands): Assert that src1
1225 and src2 must have the same mode when swapped.
1226 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1227 and ix86_binary_operator_ok. Do not force operands in registers
1230 2008-05-07 Jan Hubicka <jh@suse.cz>
1232 * cgraph.c (dump_cgraph_node): Update.
1233 * cgraph.h (cgraph_local_info): Break out inline summary.
1234 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1236 * ipa-inline (inline_summary): New accestor function.
1237 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1238 cgraph_decide_inlining, compute_inline_parameters): Update.
1239 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1241 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1243 Cleanup ColdFire scheduling support and add V4 pipeline model.
1245 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1246 (define_attr cpu): Add cfv4 value.
1247 (define_attr type, define_attr type1): Merge into a single 'type'
1248 attribute. Update all uses.
1249 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1250 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1252 (define_attr opx_mem, define_attr opy_mem): Remove.
1253 (define_attr op_mem): Clean up, update comment.
1254 (define_attr size): Use specific values instead of general int.
1255 (define_attr guess, define_attr split): Remove. Update all uses.
1256 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1257 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1258 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1259 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1260 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1261 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1262 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1263 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1264 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1265 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1266 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1267 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1268 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1269 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1270 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1271 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1272 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1273 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1274 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1275 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1276 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1277 Update or set attributes.
1278 (stack_tie): New fake instruction.
1280 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1281 (m68k_sched_attr_size): Update declaration.
1282 (m68k_sched_attr_type2): Remove.
1283 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1284 Declare new bypass predicates.
1286 * config/m68k/m68k.c (m68k_sched_issue_rate,
1287 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1289 (TARGET_SCHED_ISSUE_RATE,
1290 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1291 (override_options): Handle scheduling for ColdFire V4 core.
1292 (m68k_expand_prologue): Emit stack_tie.
1293 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1294 'OP_TYPE_FPN'. Update all uses.
1295 (sched_guess_p): Remove.
1296 (sched_address_type): Handle symbolic addresses.
1297 (sched_get_operand): New static function.
1298 (sched_operand_type): Merge into sched_attr_op_type.
1299 (sched_attr_op_type): Handle FP registers, handle quick constants,
1301 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1302 (m68k_sched_attr_size): Update. Move logic to ...
1303 (sched_get_attr_size_int): New static function.
1304 (sched_get_opxy_mem_type): New static function.
1305 (m68k_sched_attr_op_mem): Update.
1306 (m68k_sched_attr_type2): Remove.
1307 (sched_cfv4_bypass_data): New static variable.
1308 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1309 (m68k_sched_issue_rate): Implement scheduler hook.
1310 (struct _sched_ib: enabled_p): New field.
1311 (m68k_sched_variable_issue): Update. Handle V4.
1312 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1313 sched_dump_class_func_t, sched_dump_split_class,
1314 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1315 sched_dump_dfa_class, m68k_sched_dump): Remove.
1316 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1318 (m68k_sched_init_global): Remove statisctics dumping, introduce
1319 sanity check that all instructions have pipeline reservations. Handle
1321 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1322 Handle ColdFire V4 core.
1323 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1324 New static functions.
1325 (m68k_sched_address_bypass_p): New bypass predicate.
1326 (sched_get_indexed_address_scale): New static function.
1327 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1329 * cf.md: Update comments.
1330 (define_attr type2): Remove. Use 'type' attribute instead.
1332 (cf_ib): Rename to cfv123_ib. Update all uses.
1333 (cf_oep): Rename to cfv123_oep. Update all uses.
1334 (cf_chr): Rename to cfv123_chr. Update all uses.
1335 (cf_mem): Rename to cfv123_mem. Update all uses.
1336 (cf_mac): Move to more appropriate place.
1337 (cfv123_guess): New automaton and cpu_unit.
1338 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1339 Update uses of 'size' attribute. Handle before reload scheduling.
1340 (cfv123_guess): New dummy reservation for unhandled instructions.
1341 (cfv4_*): Pipeline description of ColdFire V4 core.
1342 (ignore): New reservation to handle 'ignore' type.
1344 2008-05-07 Ian Lance Taylor <iant@google.com>
1347 * gimplify.c (find_single_pointer_decl_1): Don't look through
1349 (find_single_pointer_decl): Adjust comments.
1351 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1354 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1355 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1358 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1359 integral type rather than floating point, then VIEW_CONVERT_EXPR
1360 to the floating point type.
1362 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1364 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1365 TFmode op0 to register.
1367 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1369 * c-decl.c (grokdeclarator): Comment typo.
1371 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1373 * tree-flow.h: Remove prototype for computed_goto_p.
1374 * tree-cfg.c (computed_goto_p): Make static.
1376 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1379 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1380 (contains_aligned_value_p): This. Handle _Decimal128.
1381 (ix86_function_arg_boundary): Only align _Decimal128 to its
1382 natural boundary and handle it properly.
1384 2008-05-06 Martin Jambor <mjambor@suse.cz>
1386 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1387 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1388 (ipcp_method_set_orig_node): Removed.
1389 (ipcp_cval_get_cvalue_type): Removed.
1390 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1391 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1392 (ipcp_cval_set_cvalue_type): Removed.
1393 (ipcp_cval_get_cvalue): Removed.
1394 (ipcp_cval_set_cvalue): Removed.
1395 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1396 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1397 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1398 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1399 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1400 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1401 (ipcp_get_ith_lattice): Changed parameters.
1402 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1403 (ipcp_lattice_from_jfunc): Changed parameters.
1404 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1405 (ipcp_method_cval_print): Added temporary variable info.
1406 (ipcp_redirect): Removed already unused local variable caller.
1407 (ipcp_redirect): New temporary variable orig_callee_info
1408 (ipcp_redirect): Removed newly unused local variable callee.
1409 (ipcp_redirect): Removed (a bit confusing) local variable type.
1410 (ipcp_insert_stage): Added local variable info.
1411 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1413 (ipcp_formal_create): Removed.
1414 (ipcp_method_cval_set): Removed.
1415 (ipcp_propagate_stage): Renamed lattice variables.
1416 (ipcp_method_cval_set_cvalue_type): Removed.
1417 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1418 (ipcp_print_all_lattices): Changed printed strings to refer to
1419 lattices rather than cvals.
1420 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1421 (ipcp_propagate_const): Changed formal parameters.
1422 (build_const_val): Changed formal parameters.
1423 (ipcp_insert_stage): Removed useless variable cvalue
1424 (build_const_val): Changed formal parameters.
1425 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1426 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1427 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1428 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1429 (ipcp_print_func_profile_counts): Changed string from "method" to
1431 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1432 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1433 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1434 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1435 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1436 (ipcp_lat_is_const): Changed parameters and made inline.
1437 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1438 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1439 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1440 the predicate condition directly
1441 (ipcp_propagate_stage): Added local variable args. Removed local
1442 variable callee. (Both are mere code simplifications.)
1443 (ipcp_method_dont_insert_const): Renamed to
1444 ipcp_node_not_modifiable_p.
1445 (ipcp_node_not_modifiable_p): Made inline.
1446 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1447 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1448 (ipcp_print_all_lattices): Removed variable cvalue
1449 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1452 2008-05-06 Olivier Hainque <hainque@adacore.com>
1454 * tree-sra.c (try_instantiate_multiple_fields): Early return
1455 if field has POINTER_TYPE.
1457 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1459 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1460 by using 'q' specifier for instruction.
1461 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1463 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1465 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1466 Change mode of zero_extract from QImode to HImode.
1467 (sign bit tests peepholes): (Ditto.).
1469 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1471 * config/i386/mmx.md: Remove double backslashes from asm templates.
1472 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1473 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1474 to handle nonimmediate operands.
1475 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1476 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1477 to handle nonimmediate operands.
1478 (*mmx_<code>v2sf3_finite): New insn pattern.
1479 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
1480 (mmx_<code>v2sf3): New expander. Use
1481 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1482 (mmx_<plusminus_insn><mode>3): New expander. Use
1483 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1484 (*mmx_<plusminus_insn><mode>3): New insn pattern.
1485 (mmx_add<mode>3): Removed.
1486 (mmx_ssadd<mode>3): Ditto.
1487 (mmx_usadd<mode>3): Ditto.
1488 (mmx_sub<mode>3): Ditto.
1489 (mmx_sssub<mode>3): Ditto.
1490 (mmx_ussub<mode>3): Ditto.
1491 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
1492 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
1493 to handle nonimmediate operands.
1494 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
1496 (mmx_smulv4hi3_highpart): New expander. Use
1497 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1498 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
1500 (mmx_umulv4hi3_highpart): New expander. Use
1501 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1502 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
1503 (mmx_<code>v4hi3): New expander. Use
1504 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1505 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
1506 (mmx_<code>v8qi3): New expander. Use
1507 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1508 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1509 (mmx_<code><mode>3): New expander. Use
1510 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1512 2008-05-05 Jan Hubicka <jh@suse.cz>
1514 PR tree-optimization/36118
1515 * passes.c (pass_init_dump_file): Fix dump header.
1517 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1520 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1521 VCE for function decls.
1523 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1525 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1527 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1529 * config/i386/i386.md (sat_plusminus): New.
1530 (plusminus_insn): Likewise.
1531 (plusminus_mnemonic): Likewise.
1533 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1534 (*<addsub><mode>3_cc_overflow): Renamed to ...
1535 (*<plusminus_insn><mode>3_cc_overflow): This.
1536 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1537 (*<plusminus_insn>si3_zext_cc_overflow): This.
1539 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1540 (<plusminus_insn><mode>3): This.
1541 (*<addsub><mode>3): Renamed to ...
1542 (*<plusminus_insn><mode>3): This.
1543 (<sse>_vm<addsub><mode>3): Renamed to ...
1544 (<sse>_vm<plusminus_insn><mode>3): This.
1545 (sse3_h<addsub>v4sf3): Renamed to ...
1546 (sse3_h<plusminus_insn>v4sf3): This.
1547 (sse3_h<addsub>v2df3): Renamed to ...
1548 (sse3_h<plusminus_insn>v2df3): This.
1549 (<plusminus_insn><mode>3): New.
1550 (*<plusminus_insn><mode>3): Likewise.
1551 (sse2_<plusminus_insn><mode>3): Likewise.
1552 (add<mode>): Removed.
1553 (*add<mode>3): Likewise.
1554 (sse2_ssadd<mode>3): Likewise.
1555 (sse2_usadd<mode>3): Likewise.
1556 (sub<mode>3): Likewise.
1557 (*sub<mode>3): Likewise.
1558 (sse2_sssub<mode>3): Likewise.
1559 (sse2_ussub<mode>3): Likewise.
1561 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1563 * gthr-single.h: Add in required interface elements as per gthr.h.
1564 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1565 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1566 Generalize UNUSED macro.
1567 (__gthread_once): Add.
1568 (__gthread_key_create): Add.
1569 (__gthread_key_delete): Add.
1570 (__gthread_getspecific): Add.
1571 (__gthread_setspecific): Add.
1573 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1575 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1576 the same size types for the indirect reference on the rhs, then
1579 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1581 * config/i386/i386.md
1582 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1583 one insn template instead of template series.
1584 (*xordi_1_rex64): Ditto.
1585 (*xordi_2_rex64): Ditto.
1587 2008-05-05 Ira Rosen <irar@il.ibm.com>
1589 PR tree-optimization/36119
1590 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1593 2008-06-04 Jan Hubicka <jh@suse.cz>
1595 tree-optimization/36100
1596 * tree-pass.h (pass_O0_always_inline): Declare.
1597 * ipa-inline.c (inline_transform): Remove dead code.
1598 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1599 pass_O0_always_inline): New.
1600 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1602 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1604 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1605 mnemonic in this_param move for TARGET_64BIT.
1607 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1609 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1610 (*strmovsi_rex_1): Ditto.
1611 (*strsetsi_1): Ditto.
1612 (*strsetsi_rex_1): Ditto.
1614 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1615 adddicc expanders using SWI mode iterator.
1617 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1620 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1623 2008-05-04 David S. Miller <davem@davemloft.net>
1625 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1626 (sparc*-*-linux*): Use linux.h in tm_file.
1627 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1628 compiler defaulting to 32-bit.
1629 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1631 * config/sparc/linux.h: Remove definitions now obtained
1632 properly from linux.h
1633 * config/sparc/linux64.h: Likewise.
1634 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1635 don't want this setting for 32-bit builds in a biarch compiler.
1636 * doc/install.texi: Add sparc-linux to list of targets
1637 supporting --enable-targets=all.
1639 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1641 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1643 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1645 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1646 after V4SI_FTYPE_V8HI.
1647 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1648 case V4SI_FTYPE_V2DF.
1650 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1652 * doc/invoke.texi (max-flow-memory-locations): Removed.
1653 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1655 2008-05-03 Richard Guenther <rguenther@suse.de>
1658 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1660 2008-05-02 David S. Miller <davem@davemloft.net>
1662 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1664 2008-05-02 Simon Baldwin <simonb@google.com>
1667 * c-common.h (warn_array_subscript_range): Removed.
1668 * c-common.c (warn_array_subscript_range): Ditto.
1669 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1670 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1672 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1674 * config/i386/i386.c (ix86_special_builtin_type): New.
1675 (bdesc_special_args): Likewise.
1676 (ix86_expand_special_args_builtin): Likewise.
1677 (ix86_init_mmx_sse_builtins): Updated.
1678 (ix86_expand_builtin): Updated.
1679 (ix86_expand_store_builtin): Removed.
1680 (ix86_expand_unop_builtin): Likewise.
1682 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1683 * config/i386/mmintrin.h (__v2sf): Here.
1685 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1687 (_mm_loadl_pi): Likewise.
1688 (_mm_storeh_pi): Replace __v2si with __v2sf.
1689 (_mm_storel_pi): Likewise.
1691 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1692 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1693 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1694 __builtin_ia32_loadlpd.
1696 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1698 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1699 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1700 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1701 (ix86_init_mmx_sse_builtins): Updated.
1702 (ix86_expand_args_builtin): Likewise.
1703 (ix86_expand_builtin): Likewise.
1704 (ix86_expand_unop1_builtin): Renamed to ...
1705 (ix86_expand_unop_vec_merge_builtin): This.
1707 2008-05-01 Jan Hubicka <jh@suse.cz>
1710 * ipa-inline.c (inline_generate_summary): Make static.
1711 (inline_transform): Do not call inlining at -O0; make static.
1712 * passes.c (execute_todo): Add sanity check.
1713 (execute_one_ipa_transform_pass): Execute proper flags.
1715 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1717 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1718 (DECL_NONADDRESSABLE_P): Likewise.
1719 * alias.c (record_component_aliases): Fix comment.
1721 2008-05-01 Simon Baldwin <simonb@google.com>
1723 * c-common.h (warn_array_subscript_range): New function.
1724 * c-common.c (warn_array_subscript_range): Ditto.
1725 * tree-vrp.c (check_array_ref): Corrected code to agree with
1726 comment, ignoring only arrays of size 0 or size 1.
1727 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1729 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1731 * config/i386/i386.c (ix86_builtin_type): Replace
1732 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1733 (bdesc_args): Updated.
1734 (ix86_init_mmx_sse_builtins): Likewise.
1735 (ix86_expand_args_builtin): Likewise.
1737 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1740 * doc/extend.texi: Correct __builtin_ia32_palignr.
1742 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1745 * config/i386/i386.c (bdesc_crc32): Removed.
1746 (ix86_expand_crc32): Likewise.
1747 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1748 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1749 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1750 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1751 UINT_FTYPE_UINT_UCHAR.
1752 (bdesc_args): Updated. Add crc32 builtins.
1753 (ix86_init_mmx_sse_builtins): Updated.
1754 (ix86_expand_args_builtin): Updated to support subreg.
1756 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1758 2008-05-01 Jan Hubicka <jh@suse.cz>
1760 * tree-pass.h (opt_pass): Add IPA_PASS.
1761 (varpool_node, cgraph_node): Forward declare.
1762 (ipa_opt_pass): Define.
1763 (pass_ipa_inline): Turn into ipa_opt_pass.
1764 (pass_apply_inline): Remove.
1765 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1766 (apply_inline): Turn into ....
1767 (inline_transform): ... this one.
1768 (inline_generate_summary): New function.
1769 (pass_apply_inline): Remove.
1770 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1772 (struct function): Add ipa_transforms_to_apply.
1773 * passes.c (register_one_dump_file): Work on IPA_PASS.
1774 (init_optimization_passes): Remove pass_inline_parameters and
1776 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1777 (execute_one_pass) ... here; apply transforms when possible.
1778 (add_ipa_transform_pass, execute_ipa_summary_asses,
1779 execute_one_ipa_transform_pass): New.
1780 (execute_ipa_pass_list): Update for IPA_PASS type.
1782 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1784 * config/i386/i386.c (ix86_builtin_type): Add
1785 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1786 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1787 (bdesc_args): Add SSE4a builtins.
1788 (ix86_init_mmx_sse_builtins): Updated.
1789 (ix86_expand_args_builtin): Likewise.
1790 (ix86_expand_builtin): Likewise.
1792 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1794 * config/i386/i386.c (ix86_builtin_type): Add
1795 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1796 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1797 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1798 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1799 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1800 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1801 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1802 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1803 and DI_FTYPE_DI_DI_INT.
1804 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1805 (ix86_init_mmx_sse_builtins): Updated.
1806 (ix86_expand_args_builtin): Likewise.
1807 (ix86_expand_builtin): Likewise.
1808 (ix86_expand_binop_imm_builtin): Removed.
1810 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1812 2008-04-30 Richard Guenther <rguenther@suse.de>
1814 PR tree-optimization/32921
1815 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1817 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1819 * config/arm/arm.c (arm_unwind_emit): Use
1820 crtl->all_throwers_are_sibcalls instead of
1821 cfun->all_throwers_are_sibcalls.
1822 (arm_output_fn_unwind): Likewise.
1823 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1824 instead of cfun->uses_pic_offset_table.
1825 (frv_expand_prologue): Likewise.
1826 (frv_frame_pointer_required): Likewise.
1827 (frv_expand_fdpic_call): Likewise.
1828 (frv_emit_movsi): Likewise.
1829 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1830 cfun->returns_pcc_struct instead of
1831 current_function_returns_pcc_struct.
1832 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1833 instead of cfun->calls_eh_return.
1834 (m32c_pushm_popm): Likewise.
1835 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1836 "extern" declaration.
1838 2008-04-30 Richard Guenther <rguenther@suse.de>
1840 PR tree-optimization/21636
1841 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1843 (evaluate_stmt): Print the likely value.
1844 (ccp_visit_stmt): Avoid excessive vertical spacing.
1846 2008-04-30 Rafael Espindola <espindola@google.com>
1848 * builtins.c (fold_call_expr): Return realret.
1849 * tree-ssa-threadedge.c
1850 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1851 __builtin_object_size.
1853 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1855 * gcc.c (wrapper_string): New variable.
1856 (insert_wrapper): New function.
1857 (execute): New option -wrapper.
1858 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1860 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1862 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1863 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1864 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1866 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1867 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1868 config/rs6000/e500crtres64gprctr.asm,
1869 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1870 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1871 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1872 config/rs6000/e500crtsav64gprctr.asm,
1873 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1874 config/rs6000/e500crtsavg64gprctr.asm: New files.
1875 * config/rs6000/t-ppccomm: Add build rules for new files.
1876 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1877 * config/rs6000/t-netbsd: Add build rules for new files.
1878 (LIB2FUNCS_STATIC_EXTRA): New variable.
1879 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1880 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1881 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1883 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1885 * config/i386/i386.c (ix86_builtin_type): Add
1886 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1887 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1888 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1889 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1890 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1891 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1892 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1893 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1894 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1895 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1896 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1897 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1898 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1899 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1900 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1901 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1902 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1903 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1904 V1DI_FTYPE_V2SI_V2SI.
1905 (bdesc_2arg): Moved to ...
1907 (ix86_init_mmx_sse_builtins): Updated.
1908 (ix86_expand_args_builtin): Updated. Take a pointer
1909 to const struct builtin_description. Handle comparison
1911 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1912 (ix86_expand_builtin): Updated.
1914 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1915 (ssse3_pmaddubsw128): This.
1916 (ssse3_pmaddubswv4hi3): Renamed to ...
1917 (ssse3_pmaddubsw): This.
1919 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1920 (__builtin_ia32_packssdw128): Likewise.
1921 (__builtin_ia32_packuswb128): Likewise.
1922 (__builtin_ia32_pmaddubsw): Likewise.
1923 (__builtin_ia32_pmaddubsw128): Likewise.
1925 2008-04-30 Richard Guenther <rguenther@suse.de>
1927 PR tree-optimization/14847
1928 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1929 (recognize_bits_test): Use it.
1930 (recognize_single_bit_test): Likewise.
1932 2008-04-30 Martin Jambor <mjambor@suse.cz>
1934 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1935 instead of setting number of formal parameters to zero.
1936 (ipcp_init_stage): Do not set the number of actual parameters to zero
1938 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1939 which are called with variable number of arguments.
1940 (ipcp_insert_stage): Explicitely skipping all nodes which are
1941 called with variable number of arguments.
1942 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1943 number of parameters.
1945 * ipa-prop.h (struct ipa_node_params): Added flag
1946 called_with_var_arguments
1947 (ipa_set_param_count): Added. Changed sole setter to use it.
1948 (ipa_get_param_count): Added. All readers of param_count
1949 converted to use it instead.
1950 (ipa_set_called_with_variable_arg): Added.
1951 (ipa_is_called_with_var_arguments): Added.
1952 (ipa_get_ith_param): Added. All readers of param_decls converted
1954 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1956 (ipa_get_cs_argument_count): Added, all readers of argument_count
1958 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1961 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1962 (struct ipcp_lattice): Renamed cval_type to type
1963 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1965 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1966 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1967 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1968 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1969 (build_const_val): Changed the type of parameter cvalue to tree
1970 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1971 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1973 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1976 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1977 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1978 (ipa_add_method): Renamed to ipa_push_func_to_list
1979 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1980 (ipa_callsite_param_count): Removed.
1981 (ipa_callsite_param_count_set): Removed.
1982 (ipa_callsite_param): Removed.
1983 (ipa_callsite_callee): Removed.
1984 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1985 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1986 (ipa_method_formal_count): Removed.
1987 (ipa_method_formal_count_set): Removed.
1988 (ipa_method_get_tree): Removed.
1989 (ipa_method_tree_map_create): Removed.
1990 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1991 (ipa_create_param_decls_array): Creates the array itself
1992 (ipa_create_param_decls_array): Temporary variable info instead of
1994 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1995 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1996 (get_type): Removed.
1997 (ipa_jf_get_info_type): Removed.
1998 (ipa_node_create): Renamed to ipa_create_node_params
1999 (ipa_free): Renamed to ipa_free_all_node_params
2000 (ipa_nodes_create): Renamed to ipa_create_all_node_params
2001 (ipa_edges_create): Renamed to ipa_create_all_edge_args
2002 (ipa_edges_free): Renamed to ipa_free_all_edge_args
2003 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
2004 (ipa_free_all_node_params): Deallocation to jump_functions moved to
2005 ipa_free_all_edge_args
2006 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
2007 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
2008 (ipa_create_methodlist_node): Removed.
2009 (ipa_methodlist_method): Removed.
2010 (ipa_methodlist_method_set): Removed.
2011 (ipa_methodlist_next_method): Removed.
2012 (ipa_methodlist_next_method_set): Removed.
2013 (ipa_method_is_modified): Removed.
2014 (ipa_method_modify_create): Removed.
2015 (ipa_method_modify_init): Temporary variable info instead of a few
2017 (ipa_detect_param_modifications): Temporary variable info instead of
2019 (ipa_compute_jump_functions): Temporary variable info instead of
2021 (ipa_method_modify_set): Removed.
2022 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2023 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2024 than craph_node as the first parameter.
2025 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2026 (ipa_method_modify_init): Removed.
2027 (ipa_compute_jump_functions): Added a temp variable instead of
2028 repeatadly dereferencing the cgraph_edge.aux pointer
2029 (ipa_callsite_param_set_type): Removed.
2030 (ipa_compute_jump_functions): i renamed to index and moved to
2032 (ipa_callsite_param_set_info_type_formal): Removed.
2033 (ipa_callsite_param_set_info_type): Removed.
2034 (ipa_callsite_param_map_create): Removed.
2035 (ipa_callsite_tree): Removed.
2036 (ipa_callsite_caller): Removed.
2037 (ipa_pop_func_from_list): return_method removed to return_func
2039 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2040 prefixed all values with IPA_. Changed all users.
2041 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2042 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2043 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2044 (union parameter_info): Renamed to jump_func_value.
2045 (union jump_func_value): Renamed value to constant
2046 (struct ipa_jump_func): Renamed info_type to value
2047 (struct ipa_node): Renamed to ipa_node_params
2048 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2049 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2050 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2051 (struct ipa_edge): Renamed to ipa_edge_args
2052 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2053 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2054 (struct ipa_methodlist): Renamed to ipa_func_list
2055 (struct ipa_func_list): method_p renamed to node, next_method
2057 (ipa_methodlist_p): Removed, switched all users to struct pointer
2058 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2060 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2062 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2063 (rs6000_emit_epilogue): Use backchain to restore only when we
2064 have a large frame. Make use of frame pointer to restore if we
2065 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2067 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2069 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2070 Add mode to zero_extract.
2071 (sign bit tests peepholes): (Ditto.).
2073 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2075 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2076 Instructions in comments with SSE3.
2077 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2078 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2079 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2080 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2081 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2082 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2083 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2084 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2085 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2086 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2087 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2088 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2089 (bdesc_sse_args): Renamed to ...
2090 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2091 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2092 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2094 (bdesc_1arg): Moved to ...
2096 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2097 Instructions in comments with SSE3.
2098 (ix86_expand_sse_operands_builtin): Renamed to ...
2099 (ix86_expand_args_builtin): This. Updated.
2100 (ix86_expand_unop1_builtin): Update comments.
2101 (ix86_expand_builtin): Updated.
2103 2008-04-29 Richard Guenther <rguenther@suse.de>
2105 PR tree-optimization/36078
2106 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2107 Update virtual SSA form after cleaning up the CFG.
2109 2008-04-29 Richard Guenther <rguenther@suse.de>
2112 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2114 2008-04-29 Richard Guenther <rguenther@suse.de>
2116 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2117 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2118 (compute_flow_insensitive_aliasing): Do not treat
2119 PTR_IS_REF_ALL pointers special.
2120 (get_smt_for): Likewise.
2121 (may_alias_p): Re-structure.
2122 (is_escape_site): A ref-all pointer conversion is not an escape site.
2123 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2124 PTR_IS_REF_ALL pointers special.
2125 * tree-ssa-structalias.h (struct alias_info): Remove
2126 ref_all_symbol_mem_tag field.
2127 (PTR_IS_REF_ALL): Remove.
2129 2008-04-29 Richard Guenther <rguenther@suse.de>
2132 * fold-const.c (extract_muldiv_1): In combining division constants
2133 make sure to never overflow.
2135 2008-04-29 Nick Clifton <nickc@redhat.com>
2137 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2139 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2142 * optc-gen.awk: Work around HP-UX/IA awk bug.
2144 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2146 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2149 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2152 * config/i386/i386.md
2153 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2154 Change operand 1 predicate to nonimmediate_operand.
2156 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2159 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2161 * gengtype.c (walk_type, write_func_for_structure): Handle
2163 * doc/gty.texi: Document chain_circular.
2165 2008-04-28 Richard Guenther <rguenther@suse.de>
2167 PR tree-optimization/36066
2168 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2171 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2174 * config/i386/i386.md
2175 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2176 Use match_scratch instead of match_operand for operands 3 and 4.
2178 2008-04-27 Richard Guenther <rguenther@suse.de>
2180 PR tree-optimization/18754
2181 PR tree-optimization/34223
2182 * tree-pass.h (pass_complete_unrolli): Declare.
2183 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2184 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2185 Rewrite loop into loop closed SSA form if it is not already.
2186 (tree_unroll_loops_completely): Re-structure to iterate over
2187 innermost loops with intermediate CFG cleanups.
2188 Unroll outermost loops only if requested or the code does not grow
2190 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2191 loops are available.
2192 (tree_vectorize): Instead do so here.
2193 (tree_complete_unroll): Also unroll outermost loops.
2194 (tree_complete_unroll_inner): New function.
2195 (gate_tree_complete_unroll_inner): Likewise.
2196 (pass_complete_unrolli): New pass.
2197 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2198 uses outside of the loop.
2199 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2200 form if it is available.
2201 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2202 * passes.c (init_optimization_passes): Schedule complete inner
2203 loop unrolling pass before the first CCP pass after final inlining.
2205 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2207 * targhooks.h (default_emutls_var_fields,
2208 default_emutls_var_init): Declare.
2209 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2210 * target.h (struct gcc_target): Add struct emutls member.
2211 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2212 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2213 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2214 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2215 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2216 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2217 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2218 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2219 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2220 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2221 emit debug information.
2222 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2223 * varasm.c: Include targhooks.h.
2224 (emutls_object_section, emutls_tmpl_section): New.
2225 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2226 (EMUTLS_SEPARATOR): New.
2228 (get_emutls_object_name): New.
2229 (default_emutls_var_fields): New, broken out of ...
2230 (get_emutls_object_type): ... here. Adjust to use target hooks.
2231 (get_emutls_init_templ_addr): Adjust to use target hooks.
2232 (emutls_decl): Adjust to use target hooks.
2233 (emutls_finish): Likewise.
2234 (default_emutls_var_init): New, broken out of ...
2235 (assemble_variable): ... here. Adjust to use target hooks.
2236 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2238 * c-common.c (handle_section_attribute): Prevent overriding
2239 sections for emulated tls with special sections.
2240 * config/i386/i386.c (x86_64_elf_select_section): Add
2241 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2242 (x86_64_elf_unique_section): Likewise.
2243 * config/vxworks.c: Include tree.h.
2244 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2245 (vxworks_override_options): Set TLS scheme.
2246 * doc/tm.texi (Emulated TLS): New node.
2248 2008-04-26 Simon Baldwin <simonb@google.com>
2251 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2252 with propagated string constants.
2254 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2256 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2257 constraint for operand 2 when operand 0 is memory operand.
2258 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2259 operand 0 is memory operand.
2260 (fix_trunc<mode>_i387_with_temp): Ditto.
2261 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2262 operand 2 when operand 1 is memory operand.
2263 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2264 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2265 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2266 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2267 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2268 operands 2,3 and 4 when operand 1 is memory operand.
2269 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2271 (fistdi2_floor_with_temp): Ditto.
2272 (fist<mode>2_floor_with_temp): Ditto.
2273 (fistdi2_ceil_with_temp): Ditto.
2274 (fist<mode>2_ceil_with_temp): Ditto.
2275 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2277 2008-04-26 David Daney <ddaney@avtrex.com>
2279 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2281 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2282 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2283 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2284 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2285 (compare_and_swap_12): New insn.
2286 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2287 * config/mips/mips.c (mips_force_binary): New function.
2288 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2289 (mips_expand_compare_and_swap_12): New function.
2290 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2292 2008-04-25 Jan Hubicka <jh@suse.cz>
2295 * cfgexpand.c (pass_expand): Turn into RTL pass.
2296 * passes.c (execute_one_pass): Do pass typechecking after execution.
2297 * tree-pass.h (pass_expand): Turn into RTL pass.
2299 * function.h (struct rtl_data): Move here fields
2300 accesses_prior_frames, calls_eh_return, saves_all_registers,
2301 has_nonlocal_goto, has_asm_statement, is_thunk,
2302 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2303 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2304 arg_pointer_save_area_init from struct function; turn into bool.
2305 (struct function): Move
2306 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2307 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2308 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2309 tail_call_emit, arg_pointer_save_area_init
2310 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2311 (current_function_returns_struct, current_function_returns_pcc_struct,
2312 current_function_calls_setjmp, current_function_calls_alloca,
2313 current_function_accesses_prior_frames,
2314 current_function_calls_eh_return, current_function_is_thunk,
2315 current_function_stdarg, current_function_profile,
2316 current_function_limit_stack, current_function_uses_pic_offset_table,
2317 current_function_uses_const_pool, current_function_has_nonlocal_label,
2318 current_function_saves_all_registers,
2319 current_function_has_nonlocal_goto,
2320 current_function_has_asm_statement): Remove accesor macros.
2321 * ra-conflict.c (global_conflicts): Update.
2322 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2323 (suitable_for_tail_call_opt_p): Update.
2324 * builtins.c (expand_builtin_return_addr): Update.
2325 (expand_builtin_setjmp_setup): Update.
2326 (expand_builtin_nonlocal_goto): Update.
2327 * final.c (final_start_function): Update.
2328 (profile_function): Update.
2329 (leaf_function_p): Update.
2330 (only_leaf_regs_used): Update.
2331 * df-scan.c (df_get_exit_block_use_set): Update.
2332 * dojump.c (clear_pending_stack_adjust): Update.
2333 * tree-stdarg.c (gate_optimize_stdarg): Update.
2334 * gimple-low.c (lower_function_body): Update.
2335 * global.c (compute_regsets): Update.
2336 (global_alloc): Update.
2337 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2338 * expr.c (expand_assignment): Update.
2339 * dse.c (dse_step0): Update.
2340 (dse_step1): Update.
2341 * c-decl.c (store_parm_decls): Update.
2342 * local-alloc.c (combine_regs): Update.
2343 (find_free_reg): Update.
2344 * function.c (assign_parms_augmented_arg_list): Update.
2345 (assign_parm_find_data_types): Update.
2346 (assign_parms): Update.
2347 (allocate_struct_function): Update.
2348 (expand_function_start): Update.
2349 (expand_function_end): Update.
2350 (get_arg_pointer_save_area): Update.
2351 (thread_prologue_and_epilogue_insns): Update.
2352 (rest_of_match_asm_constraints): Update.
2353 * stor-layout.c (variable_size): Update.
2354 * gcse.c (gcse_main): Update.
2355 (bypass_jumps): Update.
2356 * gimplify.c (gimplify_function_tree): Update.
2357 * calls.c (emit_call_1): Update.
2358 (expand_call): Update.
2359 * bt-load.c (compute_defs_uses_and_gen): Update.
2360 * except.c (sjlj_assign_call_site_values): Update.
2361 (sjlj_emit_function_enter): Update.
2362 (can_throw_external): Update.
2363 (set_nothrow_function_flags): Update.
2364 (expand_builtin_unwind_init): Update.
2365 (expand_eh_return): Update.
2366 (convert_to_eh_region_ranges): Update.
2367 (output_function_exception_table): Update.
2368 * emit-rtl.c (gen_tmp_stack_mem): Update.
2369 * cfgexpand.c (expand_used_vars): Update.
2370 (tree_expand_cfg): Update.
2371 * cfgcleanup.c (rest_of_handle_jump): Update.
2372 * explow.c (allocate_dynamic_stack_space): Update.
2373 * varasm.c (assemble_start_function): Update.
2374 (force_const_mem): Update.
2375 (mark_constant_pool): Update.
2376 * tree-optimize.c (tree_rest_of_compilation): Update.
2377 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2378 * tree-cfg.c (notice_special_calls): Update.
2379 (is_ctrl_altering_stmt): Update.
2380 (tree_can_make_abnormal_goto): Update.
2381 (tree_purge_dead_abnormal_call_edges): Update.
2382 * config/alpha/predicates.md: Update.
2383 * config/alpha/alpha.c (alpha_sa_mask): Update.
2384 (alpha_sa_size): Update.
2385 (alpha_does_function_need_gp): Update.
2386 (alpha_expand_prologue): Update.
2387 (alpha_start_function): Update.
2388 (alpha_output_function_end_prologue): Update.
2389 (alpha_expand_epilogue): Update.
2390 * config/frv/frv.c (frv_stack_info): Update.
2391 (frv_expand_epilogue): Update.
2392 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2393 (s390_register_info): Update.
2394 (s390_frame_info): Update.
2395 (s390_init_frame_layout): Update.
2396 (s390_can_eliminate): Update.
2397 (save_gprs): Update.
2398 * config/spu/spu.c (spu_split_immediate): Update.
2399 (need_to_save_reg): Update.
2400 (spu_expand_prologue): Update.
2401 (spu_expand_epilogue): Update.
2402 * config/sparc/sparc.md: Update.
2403 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2404 (sparc_tls_got): Update.
2405 (legitimize_pic_address): Update.
2406 (sparc_emit_call_insn): Update.
2407 (sparc_expand_prologue): Update.
2408 (output_return): Update.
2409 (print_operand): Update.
2410 (sparc_function_ok_for_sibcall): Update.
2411 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2412 * config/m32r/m32r.md: Update.
2413 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2414 (m32r_compute_frame_size): Update.
2415 (m32r_expand_prologue): Update.
2416 (m32r_expand_epilogue): Update.
2417 (m32r_legitimize_pic_address): Update.
2418 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2419 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2420 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2422 (ix86_save_reg): Update.
2423 (ix86_compute_frame_layout): Update.
2424 (ix86_expand_prologue): Update.
2425 (ix86_expand_epilogue): Update.
2426 * config/sh/sh.c (output_stack_adjust): Update.
2427 (calc_live_regs): Update.
2428 (sh5_schedule_saves): Update.
2429 (sh_expand_prologue): Update.
2430 (sh_expand_epilogue): Update.
2431 (sh_setup_incoming_varargs): Update.
2432 (sh_allocate_initial_value): Update.
2433 (sh_get_pr_initial_val): Update.
2434 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2435 * config/sh/sh.md (label:): Update.
2436 * config/avr/avr.c (out_movhi_mr_r): Update.
2437 * config/crx/crx.h (enum): Update.
2438 * config/xtensa/xtensa.h (along): Update.
2439 * config/stormy16/stormy16.c Update.
2440 (xstormy16_compute_stack_layout): Update.
2441 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2442 (fr30_expand_prologue): Update.
2443 * config/cris/cris.c (cris_conditional_register_usage): Update.
2444 (cris_reg_saved_in_regsave_area): Update.
2445 (cris_initial_frame_pointer_offset): Update.
2446 (cris_simple_epilogue): Update.
2447 (cris_expand_prologue): Update.
2448 (cris_expand_epilogue): Update.
2449 (cris_expand_pic_call_address): Update.
2450 (cris_asm_output_symbol_ref): Update.
2451 (cris_asm_output_label_ref): Update.
2452 * config/cris/cris.md Update.
2453 * config/iq2000/iq2000.c (compute_frame_size): Update.
2454 (iq2000_expand_epilogue): Update.
2455 * config/mt/mt.h (save_direction): Update.
2456 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2457 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2458 (ia64_secondary_reload_class): Update.
2459 * config/m68k/m68k.c (m68k_save_reg): Update.
2460 (m68k_expand_prologue): Update.
2461 (m68k_expand_epilogue): Update.
2462 (legitimize_pic_address): Update.
2463 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2464 (first_reg_to_save): Update.
2465 (first_altivec_reg_to_save): Update.
2466 (compute_vrsave_mask): Update.
2467 (compute_save_world_info): Update.
2468 (rs6000_stack_info): Update.
2469 (spe_func_has_64bit_regs_p): Update.
2470 (rs6000_ra_ever_killed): Update.
2471 (rs6000_emit_eh_reg_restore): Update.
2472 (rs6000_emit_allocate_stack): Update.
2473 (rs6000_emit_prologue): Update.
2474 (rs6000_emit_epilogue): Update.
2475 (rs6000_output_function_epilogue): Update.
2476 (output_profile_hook): Update.
2477 (rs6000_elf_declare_function_name): Update.
2478 * config/rs6000/rs6000.h (rs6000_args): Update.
2479 * config/rs6000/rs6000.md: Update.
2480 * config/mcore/mcore.c (mcore_expand_prolog): Update.
2481 * config/arc/arc.c (arc_output_function_epilogue): Update.
2482 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
2483 * config/darwin.c (machopic_function_base_name): Update.
2484 * config/score/score3.c (score3_compute_frame_size): Update.
2487 (score3_epilogue): Update.
2488 * config/score/score7.c (score7_compute_frame_size): Update.
2489 (score7_prologue): Update.
2490 (score7_epilogue): Update.
2491 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
2492 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2493 * config/arm/arm.c (use_return_insn): Update.
2494 (require_pic_register): Update.
2495 (arm_load_pic_register): Update.
2496 (arm_compute_save_reg0_reg12_mask): Update.
2497 (arm_compute_save_reg_mask): Update.
2498 (thumb1_compute_save_reg_mask): Update.
2499 (output_return_instruction): Update.
2500 (arm_output_function_prologue): Update.
2501 (arm_output_epilogue): Update.
2502 (arm_get_frame_offsets): Update.
2503 (arm_expand_prologue): Update.
2504 (thumb_pushpop): Update.
2505 (thumb_exit): Update.
2506 (thumb1_expand_prologue): Update.
2507 (thumb1_expand_epilogue): Update.
2508 (arm_unwind_emit): Update.
2509 (arm_output_fn_unwind): Update.
2510 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2511 * config/arm/arm.md: Update.
2512 * config/pa/pa.md: Update.
2513 * config/pa/pa.c (legitimize_pic_address): Update.
2514 (compute_frame_size): Update.
2515 (hppa_expand_prologue): Update.
2516 (hppa_expand_epilogue): Update.
2517 (borx_reg_operand): Update.
2518 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2519 (HARD_REGNO_RENAME_OK): Update.
2520 * config/mips/mips.c (mips_global_pointer): Update.
2521 (mips_save_reg_p): Update.
2522 (mips_compute_frame_info): Update.
2523 (mips_frame_pointer_required): Update.
2524 (mips_expand_prologue): Update.
2525 (mips_expand_epilogue): Update.
2526 (mips_can_use_return_insn): Update.
2527 (mips_reorg_process_insns): Update.
2528 * config/v850/v850.c (compute_register_save_size): Update.
2529 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2530 * config/mmix/mmix.c (along): Update.
2531 (mmix_expand_epilogue): Update.
2532 * config/bfin/bfin.c (legitimize_pic_address): Update.
2533 (must_save_p): Update.
2534 (stack_frame_needed_p): Update.
2535 (add_to_reg): Update.
2536 (bfin_expand_prologue): Update.
2537 * stmt.c (expand_asm_operands): Update.
2538 * reload1.c (reload): Update.
2539 (init_elim_table): Update.
2541 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2543 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2545 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2547 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2548 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2549 (mov<mode>): Removed.
2550 (*movv4sf_internal): Likewise.
2551 (*movv2df_internal): Likewise.
2553 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2555 * config.gcc (crx-*-elf): Remove deprecation.
2557 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2559 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2560 __gcc_deregister_frame with atexit.
2561 (deregister_frame_dtor): Remove.
2563 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2564 Nathan Sidwell <nathan@codesourcery.com>
2566 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2568 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2569 (rs6000_isel): Likewise.
2570 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2571 (rs6000_isel): New variable.
2572 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2574 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2577 * c-common.c (handle_vector_size_attribute): Call
2578 lang_hooks.types.reconstruct_complex_type instead of
2579 reconstruct_complex_type.
2580 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2581 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2582 * langhooks.h (struct lang_hooks_for_types): Add
2583 reconstruct_complex_type hook.
2584 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2585 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2587 2008-04-24 Richard Guenther <rguenther@suse.de>
2589 * c-common.h (check_builtin_function_arguments): Declare.
2590 * c-common.c (validate_nargs): New function.
2591 (check_builtin_function_arguments): Likewise.
2592 * c-typeck.c (build_function_call): Call
2593 check_builtin_function_arguments.
2594 * builtins.c (fold_builtin_classify): Remove error reporting code.
2595 (fold_builtin_unordered_cmp): Likewise.
2596 (fold_builtin_1): Likewise.
2597 (fold_builtin_n): Likewise.
2599 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2601 PR tree-optimization/36008
2602 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2603 the original op1, rather than delta by step.
2605 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2606 Sebastian Pop <sebastian.pop@amd.com>
2608 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2609 eliminate_local_variables_stmt, eliminate_local_variables,
2610 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2611 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2612 of code delimited by two edges in the CFG.
2613 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2614 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2615 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2616 the case of parallelisation of reductions.
2617 (expr_invariant_in_region_p): New.
2619 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2620 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2622 2008-04-24 Ira Rosen <irar@il.ibm.com>
2623 Richard Guenther <rguenther@suse.de>
2625 PR tree-optimization/36034
2626 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2627 incapable of dealing with loads with gaps.
2629 2008-04-24 Rafael Espindola <espindola@google.com>
2631 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2632 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2633 vrp_evaluate_conditional.
2634 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2635 (vrp_evaluate_conditional): Split the cond argument.
2636 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2637 (simplify_stmt_for_jump_threading): Update call to
2638 vrp_evaluate_conditional.
2640 2008-04-24 Ira Rosen <irar@il.ibm.com>
2642 PR tree-optimization/35982
2643 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2644 interleaved data-refs are of the same type.
2646 2008-04-24 Danny Smith <dannysmith@users.net>
2648 * c-format.c (check_format_info_main): Use strncmp rather than a
2649 magic prefix to handle multichar length specs.
2650 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2651 Don't prefix "I64" and "I32" with '\0'.
2653 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2656 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2657 in registers for -m32 only if stdarg_p (fntype).
2659 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2661 PR rtl-optimization/36006
2662 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2663 temp to op0 in order to avoid invalid rtx sharing.
2665 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2667 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2668 check TREE_INVARIANT.
2669 * tree-gimple.c (is_gimple_address): New.
2670 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2671 * tree-gimple.h (is_gimple_address): New.
2672 * tree.h (decl_address_invariant_p): New.
2673 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2674 (build_string): Likewise.
2675 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2676 (tree_invariant_p_1): Likewise.
2677 (save_expr): Use it.
2678 (tree_invariant_p): New.
2679 (skip_simple_arithmetic): Use it.
2680 (stabilize_reference_1): Use it.
2681 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2683 (build1_stat): Drop code to compute TREE_INVARIANT.
2684 (build2_stat): Drop code to compute TREE_INVARIANT.
2685 (build3_stat): Drop code to compute TREE_INVARIANT.
2686 (build4_stat): Drop code to compute TREE_INVARIANT.
2687 (build5_stat): Drop code to compute TREE_INVARIANT.
2688 (build7_stat): Drop code to compute TREE_INVARIANT.
2689 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2690 * tree.h (struct tree_base): Remove invariant_flag.
2691 (TREE_INVARIANT): Remove.
2692 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2693 (fold_builtin_expect): Check TREE_CONSTANT.
2694 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2695 * c-tree.h (c_expr_to_decl): Drop third parameter.
2696 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2697 (build_c_cast): Don't set TREE_INVARIANT.
2698 (pop_init_level): Don't set TREE_INVARIANT.
2699 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2700 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2702 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2703 (gimplify_addr_expr): Adjust comment.
2704 * tree-mudflap.c (mf_build_string):
2705 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2706 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2707 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2708 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2709 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2710 * langhooks.h (struct lang_hooks): Drop third parameter from
2713 2008-04-23 Richard Guenther <rguenther@suse.de>
2715 PR tree-optimization/27799
2716 PR tree-optimization/32921
2717 PR tree-optimization/32624
2718 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2719 SMTs aliases and the tag itself into the solution.
2720 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2721 merge the points-to solution back into the SMT aliases.
2722 (may_alias_p): Use alias_set_subset_of instead of
2723 aliases_conflict_p. A pointer which points to
2724 memory with alias set zero may access any variable.
2726 2008-04-23 Richard Guenther <rguenther@suse.de>
2728 * alias.c (alias_set_subset_of): Correctly handle asking
2729 if zero is a subset of an alias set with zero child.
2730 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2731 (compute_flow_insensitive_aliasing): Correctly walk all
2732 pointers. Do not unnecessarily union sets.
2734 2008-04-23 Richard Guenther <rguenther@suse.de>
2737 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2739 2008-04-22 Tomas Bily <tbily@suse.cz>
2741 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2743 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2745 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2746 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2747 * tree-inline.c (estimate_num_insns_1): Likewise.
2748 * varasm.c (const_hash_1, compare_constant, copy_constant)
2749 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2750 * emit-rtl.c (component_ref_for_mem_expr)
2751 (set_mem_attributes_minus_bitpos): Likewise.
2752 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2753 (is_aligning_offset): Likewise.
2754 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2755 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2756 * dojump.c (do_jump): Likewise.
2757 * builtins.c (get_pointer_alignment, get_memory_rtx)
2758 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2759 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2761 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2763 PR rtl-optimization/36017
2764 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2765 expanding the library call.
2767 2008-04-22 Ian Lance Taylor <iant@google.com>
2769 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2772 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2774 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2775 of LR/CTR moves for Power6.
2777 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2780 * passes.c (init_optimization_passes): Remove
2781 pass_fast_rtl_byte_dce.
2783 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2786 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2787 builtin functions to generate faster code.
2788 (_mm_cvtpu16_ps): Ditto.
2789 (_mm_cvtpi32x2_ps): Ditto.
2791 2008-04-22 Nick Clifton <nickc@redhat.com>
2793 * common.opt (ftree-loop-distribution): Add Optimization
2796 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2797 (frv_expand_builtin_va_start): Likewise.
2799 * config/arm/arm.c (thumb_find_work_register): Fix location of
2800 argument register count.
2802 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2804 Support scheduling for ColdFire V1 and V3 microarchitecture.
2805 Improve scheduling of multiplication instructions.
2807 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2808 (mac): New instruction attribute.
2809 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2810 (m68k_sched_mac): New variable.
2811 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2812 Handle cfv1 and cfv3.
2813 (max_insn_size): New static variable.
2814 (struct _sched_ib): New type.
2815 (sched_ib): New static variable.
2816 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2817 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2818 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2820 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2821 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2822 new variables. Update.
2823 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2824 Add modeling of cfv3 instruction buffer. Update.
2825 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2826 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2827 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2828 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2829 a particular reservation applies to.
2830 (type2): Reorganize attribute values. Rename alu to alu_reg,
2831 alu_l to alu, move_l to omove. Join move to alu. Split mul
2833 (cf_ib_*): Simplify description of instruction buffer.
2834 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2835 (cf_mem): Split into cf_mem1 and cf_mem2.
2836 (cf_v2_move_??): Rename to cfv12_alu_??.
2837 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2838 (cf_v2_mul_??): Remove reservations.
2839 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2840 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2841 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2843 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2844 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2845 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2846 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2847 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2848 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2849 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2850 expansions of the above reservations for instructions of sizes
2853 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2855 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2857 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2859 * coverage.c: Include tree-pass.h.
2860 (coverage_counter_alloc): Print da_file_name to the dump file.
2862 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2864 * sbitmap.c (sbitmap_range_empty_p): New function.
2865 * sbitmap.h (sbitmap_range_empty_p): New function.
2866 * bitmap.h: Now includes obstack.h.
2868 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2869 Kenneth Zadeck <zadeck@naturalbridge.com>
2871 * dbgcnt.def (ra_byte_scan): Added.
2872 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2873 when the last hit happens for a counter.
2874 * timevar.def (TV_DF_BYTE_LR): New variable.
2875 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2876 * passes.c (pass_fast_rtl_byte_dce): New pass.
2877 * fwprop.c (update_df): Added mode to call df_ref_create.
2878 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2879 DF_REF_EXTRACT_OFFSET.
2880 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2881 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2883 (df_ref_extract): Added mode field.
2884 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2885 DF_REF_EXTRACT_OFFSET.
2886 (DF_REF_EXTRACT_MODE): New macro.
2887 (df_byte_lr_bb_info): New structure.
2888 (df_print_byte_regset, df_compute_accessed_bytes,
2889 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2890 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2891 df_byte_lr_simulate_uses,
2892 df_byte_lr_simulate_artificial_refs_at_top,
2893 df_byte_lr_simulate_artificial_refs_at_end,
2894 df_compute_accessed_bytes): New function.
2895 (df_ref_create): Add parameter.
2896 (df_byte_lr_get_bb_info): New inline function.
2897 * df-scan.c (df_ref_record, df_uses_record,
2898 df_ref_create_structure): Added mode parameter.
2899 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2900 df_defs_record, df_uses_record, df_get_conditional_uses,
2901 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2902 df_entry_block_defs_collect, df_exit_block_uses_collect):
2903 Added mode parameter to calls to df_ref_record, df_uses_record,
2904 df_ref_create_structure.
2905 (df_ref_equal_p, df_ref_compare): Added test for modes.
2906 (df_ref_create_structure): Added code to set mode. Renamed
2907 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2908 DF_REF_EXTRACT_OFFSET.
2909 * df-core.c (df_print_byte_regset): New function.
2910 * df-byte-scan.c: New file.
2911 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2912 calls to BITMAP_FREE.
2913 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2914 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2915 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2916 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2917 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2918 df_byte_lr_local_compute, df_byte_lr_init,
2919 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2920 df_byte_lr_transfer_function, df_byte_lr_free,
2921 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2922 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2923 df_byte_lr_simulate_uses,
2924 df_byte_lr_simulate_artificial_refs_at_top,
2925 df_byte_lr_simulate_artificial_refs_at_end): New function.
2926 * dce.c (byte_dce_process_block): New function.
2927 (dce_process_block): au is now passed in rather than computed
2928 locally. Changed loops that look at artificial defs to not look
2929 for conditional or partial ones, because there never are any.
2930 (fast_dce): Now is able to drive byte_dce_process_block or
2931 dce_process_block depending on the kind of dce being done.
2932 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2933 (rest_of_handle_fast_byte_dce): New function.
2934 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2935 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2937 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2940 * gcc.h: Added fortran options that take arguments to
2941 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2944 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2946 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2947 scalarization if on the LHS and not a full access.
2949 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2951 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2953 2008-04-18 Rafael Espindola <espindola@google.com>
2955 * tree-vrp.c (find_case_label_index): Fix the binary search.
2956 (find_case_label_range): New.
2957 (vrp_visit_switch_stmt): Use find_case_label_range.
2958 (simplify_switch_using_ranges): Use find_case_label_range.
2960 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2962 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2963 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2965 2008-04-18 Tom Tromey <tromey@redhat.com>
2968 * doc/cpp.texi (Implementation-defined behavior): Mention
2971 2008-04-18 Ian Lance Taylor <iant@google.com>
2973 * fold-const.c (pointer_may_wrap_p): New static function.
2974 (fold_comparison): Add another test for pointer overflow. Use
2975 pointer_may_wrap_p to disable some false positives.
2977 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2979 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2980 (fname_as_string): Match updated cpp_interpret_string prototype.
2981 (fix_string_type): Support char16_t* and char32_t*.
2982 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2983 derivative) nodes. Register as builtin if C++0x.
2984 (c_parse_error): Support CPP_CHAR{16,32}.
2985 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2986 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2987 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2988 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2989 CTI_CHAR32_ARRAY_TYPE>: New elements.
2990 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2991 char32_type_node, signed_char32_type_node, char16_array_type_node,
2992 char32_array_type_node): New defines.
2993 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2994 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2995 (lex_string): Support CPP_STRING{16,32}, match updated
2996 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2997 (lex_charconst): Support CPP_CHAR{16,32}.
2998 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2999 and CPP_STRING{16,32}.
3001 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
3004 * aclocal.m4: Regenerate.
3005 * configure: Regenerate.
3007 2008-04-18 Jan Hubicka <jh@suse.cz>
3009 * except.c (dw2_size_of_call_site_table,
3010 sjlj_size_of_call_site_table): Use vector API for call_site_record.
3012 * cgraphbuild.c (build_cgraph_edges): Update.
3013 * tree-pass.h: Update comment.
3014 * final.c (leaf_function_p): Update.
3015 (leaf_renumber_regs): Update.
3016 (rest_of_clean_state): Update.
3017 * omp-low.c (expand_omp_parallel): Update.
3018 * ipa-reference.c (analyze_function): Update.
3019 * reorg.c (find_end_label): Update.
3020 (optimize_skip): Update.
3021 (fill_simple_delay_slots): Update.
3022 (fill_simple_delay_slots): Update.
3023 (make_return_insns): Update.
3024 (dbr_schedule): Update.
3025 * gimple-low.c (record_vars_into): Update.
3026 * cfgbuild.c (make_edges): Update.
3027 * function.c (assign_stack_local): Update.
3028 (assign_parm_adjust_stack_rtl): Update.
3029 (locate_and_pad_parm): Update.
3030 (allocate_struct_function): Do not initialize stack_alignment_needed
3031 and preferred_stack_boundary here.
3032 (stack_protect_prologue): Update.
3033 (stack_protect_epilogue): Update.
3034 (expand_function_start): Initialize stack_alignment_needed,
3035 preferred_stack_boundary and max_jumptable_ents.
3036 (expand_function_end): Update.
3037 (free_after_compilation): Do not NULLify epilogue_delay_list.
3038 * function.h (struct rtl_data): Add stack_protect_guard,
3039 stack_alignment_needed,
3040 preferred_stack_boundary, epilogue_delay_list.
3041 (struct function): Remove value_histograms, stack_alignment_needed,
3042 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3044 unexpanded_var_list, stack_protect_guard.
3045 (current_function_epilogue_delay_list): Remove.
3046 * ipa-type-escape.c (analyze_function): Update.
3047 * gimplify.c (pop_gimplify_context): Update comment.
3048 * calls.c (expand_call): Update.
3049 (emit_library_call_value_1): Update.
3050 * except.c (set_nothrow_function_flags): Update.
3051 * cfgexpand.c (get_decl_align_unit): Update.
3052 (create_stack_guard): Update.
3053 (estimated_stack_frame_size): Update.
3054 (expand_used_vars): Update.
3055 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3056 * explow.c (allocate_dynamic_stack_space): Update.
3057 * tree-ssa-live.c (remove_unused_locals): Update.
3058 * varasm.c (mark_constant_pool): Update.
3059 * tree-inline.c (remap_decls): Update.
3060 (initialize_cfun): Update.
3061 (declare_return_variable): Update.
3062 (inline_forbidden_p): Update.
3063 (expand_call_inline): Update.
3064 (declare_inline_vars): Update.
3065 (tree_function_versioning): Update.
3066 * tree-flow.h (value_histograms): New.
3067 (VALUE_HISTOGRAMS): New macro.
3068 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3070 * tree-cfg.c (set_bb_for_stmt): Update.
3071 (replace_by_duplicate_decl): Update.
3072 (move_block_to_fn): Update.
3073 (new_label_mapper): Update.
3074 (dump_function_to_file): Update.
3075 * ipa-struct-reorg.c (build_data_structure): Update.
3076 * cfgrtl.c (print_rtl_with_bb): Update.
3077 * reload1.c (reload): Update.
3079 * config/i386/i386.c (setup_incoming_varargs_64,
3080 ix86_compute_frame_layout): Update.
3081 * config/arc/arc.c (arc_output_function_epilogue): Update.
3083 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3085 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3086 for FreeBSD as well.
3087 * gthr-posix95.h: Likewise.
3089 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3091 PR rtl-optimization/35838
3092 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3093 out the byte offset of the first subreg.
3095 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3097 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3098 to split_ti instead of three separate calls with single member arrays.
3099 (subti3 splitter): Ditto.
3100 (adddi3 splitter): Ditto with split_di.
3101 (subdi3 splitter): Ditto.
3102 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3103 two separate calls with single member arrays. Swap match_dup
3104 operands 1 and 2 to better fit into the array.
3105 (negdi2 splitter): Ditto with split_di.
3106 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3107 two separate calls with single member arrays. Swap match_dup operands
3108 6 and 7 to better fit into the array.
3110 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3112 * config/i386/i386.c (sse_builtin_type): New.
3113 (bdesc_sse_args): Likewise.
3114 (bdesc_sse_3arg): Removed.
3115 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3116 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3117 IX86_BUILTIN_ROUNDPS.
3118 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3119 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3120 IX86_BUILTIN_ROUNDPS.
3121 (ix86_expand_sse_4_operands_builtin): Removed.
3122 (ix86_expand_sse_operands_builtin): New.
3123 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3124 and CODE_FOR_sse4_1_roundps.
3125 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3126 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3128 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3131 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3132 regs before frame pop when needed. If use_backchain_to_restore_sp
3133 then load backchain into a temp reg to restore vr and vrsave. Add
3134 code to restore vr after frame pop if possible.
3136 2008-04-17 Richard Guenther <rguenther@suse.de>
3138 * tree-vn.c (expressions_equal_p): Do not check type
3139 equality or compatibility before calling operand_equal_p.
3140 * fold-const.c (operand_equal_p): Check equivalence of
3141 integer constants before bailing out due to signedness or
3142 precision differences.
3143 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3144 spurious differences in type qualification. Ignore types
3145 for COMPONENT_REFs at all.
3147 2008-04-17 Christian Bruel <christian.bruel@st.com>
3149 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3150 msw_skip comparison.
3152 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3155 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3158 PR tree-optimization/35899
3159 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3160 rather than TREE_OPERAND.
3162 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3165 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3166 temporary registers. Change operand predicate to general_operand.
3167 (remainderxf3): Ditto.
3169 2008-04-16 Richard Guenther <rguenther@suse.de>
3171 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3172 * tree-affine.c (aff_combination_expand): Look through some
3175 2008-04-15 Doug Kwan <dougkwan@google.com>
3177 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3179 * tree-pretty-print.c (dump_generic_node): Ditto.
3180 * final.c (output_addr_const): Ditto.
3181 * dwarf2out.c (output_cfi): Ditto.
3182 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3183 * print-rtl.c (print_rtx): Ditto.
3184 * print-tree.c (print_node_brief, print_node): Ditto.
3185 * c-common.c (match_case_to_enum_1): Ditto.
3186 * sched-vis.c (print_value): Ditto.
3187 * config/i386/i386.c (print_operand): Cast to long unsigned int
3190 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3191 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3192 MS Windows VirtualProtect function.
3194 2008-04-15 Jan Hubicka <jh@suse.cz>
3196 * gengtype.c (write_root): Param_is argument is OK.
3197 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3198 * function.h: Include varray.h
3199 (rtl_eh): New stucture based on except.c one.
3200 (call_site_record): New forward declaration and vector type.
3201 * calls.c (emit_call_1): Do not call
3202 note_current_region_may_contain_throw.
3203 * except.c (eh_status): Remove cur_region, try_region since they are
3205 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3206 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3207 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3208 Remove call_site_data_used, call_site_data_size.
3209 Turn call_site_record into vector in function.h.
3210 (note_current_region_may_contain_throw): Remove.
3211 (get_exception_pointer, get_exception_filter): Do not take struct
3212 function argument; update.
3213 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3214 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3215 build_post_landing_pads, dw2_build_landing_pads,
3216 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3217 sjlj_emit_function_enter, sjlj_emit_function_enter,
3218 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3219 sjlj_build_landing_pads, finish_eh_generation,
3220 remove_exception_handler_label, remove_eh_handler,
3221 maybe_remove_eh_handler, add_reachable_handler,
3222 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3223 add_action_record, collect_one_action_chain, add_call_site,
3224 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3225 sjlj_output_call_site_table, output_function_exception_table,
3226 * except.h (note_current_region_may_contain_throw): Remove
3227 (get_exception_pointer, get_exception_filter): Do not take struct
3229 * Makefile.in (GTFILES): Put varargs before struct function.
3231 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3233 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3234 punt for STRING_CST.
3235 (get_constraint_for): Deal with STRING_CST here instead.
3237 2008-04-15 Richard Guenther <rguenther@suse.de>
3239 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3240 statements in a basic-block with a backward walk. Do not
3241 substitute into dead statements but instead remove those.
3243 2008-04-15 Richard Guenther <rguenther@suse.de>
3245 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3246 to zero, thus disable creation of SFTs.
3248 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3250 * tree-predcom.c (suitable_reference_p): Return false if the
3251 reference can throw.
3253 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3256 * c-decl.c (finish_decl): If extern or static var has variable
3257 size, set TREE_TYPE (decl) to error_mark_node.
3259 2008-04-15 Rafael Espindola <espindola@google.com>
3261 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3264 2008-04-15 Richard Guenther <rguenther@suse.de>
3266 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3267 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3268 (visit_reference_op_load): Do walk vuse-vdef chains on
3269 vn_reference_lookup.
3270 (visit_reference_op_store): But do not here.
3271 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3272 vn_reference_lookup.
3273 (vn_lookup_with_vuses): But do so here.
3275 2008-04-14 Ian Lance Taylor <iant@google.com>
3277 * fold-const.c (fold_overflow_warning): Remove assertion.
3279 2008-04-15 Ben Elliston <bje@au.ibm.com>
3281 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3282 temp1 local variables.
3284 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3287 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3288 ".text.unlikely" section as executable.
3290 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3292 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3293 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3294 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3295 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3296 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3297 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3298 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3300 2008-04-14 Ian Lance Taylor <iant@google.com>
3302 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3303 * fold-const.c (fold_comparison): If appropriate, test
3304 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3305 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3306 reassociating a pointer type.
3307 * doc/invoke.texi (Optimize Options): Document that
3308 -fstrict-overflow applies to pointer wraparound.
3310 2008-04-13 Jan Hubicka <jh@suse.cz>
3312 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3314 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3316 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3317 we are going to "save the world".
3319 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3321 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3322 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3323 operand 0 constraint, not "=".
3325 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3327 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3329 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3331 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3332 of size of positions_needed * CHAR_BIT.
3334 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3337 * dse.c (store_info): Change positions_needed to unsigned
3339 (lowpart_bitmask): New.
3340 (record_store): Cast to unsigned HOST_WIDE_INT for
3341 positions_needed. Assert width <= size of positions_needed *
3342 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3343 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3344 lowpart_bitmask to set mask.
3346 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3348 * config/bfin/constraints.md: New file.
3349 * config/bfin/bfin.md: Include it.
3350 (adddi3): Use satisfies_constraint functions instead of the old macros.
3351 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3352 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3353 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3354 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3355 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3356 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3357 EXTRA_CONSTRAINT): Delete.
3358 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3359 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3361 * config/bfin/bfin.c: Include "tm-constrs.h".
3362 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3363 Use satisfies_constraint functions instead of the old macros.
3364 * doc/md.texi (Blackfin Constraints): Update file name reference.
3366 2008-04-11 Richard Guenther <rguenther@suse.de>
3368 PR tree-optimization/35869
3369 * tree-vrp.c (execute_vrp): Move switch statement update after
3370 jump threading. Schedule another cfg cleanup run.
3372 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3375 * attribs.c (decl_attributes): Return early on errorneous node.
3377 2008-04-10 Oleg Ryjkov <olegr@google.com>
3379 * tree.h (struct tree_base): Added a new flag default_def_flag.
3380 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3382 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3384 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3386 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3389 * pa.md: Define mode iterator P. Define mode attribute dwc.
3390 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3391 (icacheflush): Likewise.
3392 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3393 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3395 2008-04-11 Ben Elliston <bje@au.ibm.com>
3397 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3399 2008-04-10 Rafael Espindola <espindola@google.com>
3401 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3402 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3403 (extract_range_from_expr): The same.
3405 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3407 * config/mips/mips.md (GPR2): New mode iterator.
3409 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3410 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3411 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3412 Rewrite these to take two modes, the mode of comparison and the
3413 mode of the destination.
3414 * config/mips/mips.c (mips_expand_scc): Instead of having
3415 paradoxical subreg as destination, expand "narrowing" scc if mode
3416 of comparison is SI and target is requested in DI mode.
3417 (mips_emit_int_order_test): Update comment. Make mode of
3418 comparison match CMP0 rather than TARGET. When creating inverse
3419 target use mode of TARGET.
3421 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3423 * gcov-dump.c (tag_summary): Only print summaries for the first
3424 GCOV_COUNTERS_SUMMABLE counters.
3426 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3428 * config/i386/i386.md (absneg): New code iterator.
3429 (absnegprefix): New code attribute.
3430 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3431 patterns using absneg code iterator.
3432 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3433 using absneg code iterator.
3434 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3435 *neg<mode>2 patterns using absneg code iterator.
3436 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3437 *negextendsfdf2 patterns using absneg code iterator.
3438 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3439 *negextendsfxf2 patterns using absneg code iterator.
3440 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3441 *negextendsfdf2 patterns using absneg code iterator.
3442 * config/i386/sse.md (<code><mode>2): Macroize expander from
3443 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3445 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3447 * config/s390/s390.h: Remove the remains of the recent search
3448 & replace action of current_function_outgoing_args_size.
3450 2008-04-10 Ira Rosen <irar@il.ibm.com>
3452 PR tree-optimization/35821
3453 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3454 NEW_STMT_LIST is not NULL.
3456 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3459 * toplev.c (process_options): Remove -ffunction-sections debugging
3462 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3464 PR middle-end/PR28690
3465 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3466 than gen_rtx_fmt_ee to perform more canonicalizations.
3468 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3471 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3473 2008-04-09 Richard Guenther <rguenther@suse.de>
3475 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3476 (dump_function_to_file): Dump function arguments with types.
3478 2008-04-08 Richard Guenther <rguenther@suse.de>
3480 * fold-const.c (fold_widened_comparison): Do not allow
3481 sign-changes that change the result.
3483 2008-04-08 Janis Johnson <janis187@us.ibm.com>
3486 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
3487 kinds of indirect references.
3489 2008-04-08 David Edelsohn <edelsohn@gnu.org>
3491 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
3492 GNU Fortran language string.
3494 2008-04-08 Rafael Espindola <espindola@google.com>
3496 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
3497 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
3498 * tree.h (tree_call_nonnegative_warnv_p): New.
3500 2008-04-08 Jan Hubicka <jh@suse.cz>
3502 * function.c (free_after_compilation): Clear out regno_reg_rtx
3505 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
3508 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3510 PR middle-end/PR28690
3511 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3512 same precedence as REG_POINTER and MEM_POINTER operands.
3514 2008-04-08 Richard Guenther <rguenther@suse.de>
3517 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3518 for adding index to base.
3520 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3522 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3523 (MINGW_ENABLE_EXECUTE_STACK): New.
3524 (IN_LIBGCC2): For libgcc include windows.h file for
3525 function declarations.
3527 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3529 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3530 and tem2 if tem1 is not a REG or MULT.
3532 2008-04-08 Jan Hubicka <jh@suse.cz>
3534 * function.h (incomming_args): Break out of struct function.
3535 (function_subsections): Break out of struct function.
3536 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3537 return_rtx and hard_reg_initial_vals from struct function.
3538 Kill inl_max_label_num.
3539 (current_function_pops_args, current_function_args_info,
3540 current_function_args_size, current_function_args_size,
3541 current_function_pretend_args_size,
3542 current_function_outgoing_args_size,
3543 current_function_internal_arg_pointer, current_function_return_rtx):
3544 Kill compatibility accestor macros.
3545 * builtins.c (expand_builtin_apply_args_1): Update.
3546 (expand_builtin_next_arg): Update.
3547 * df-scan.c (df_get_call_refs): Update.
3548 * dbxout.c (dbxout_function_end): Update.
3549 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3550 (output_line_info): Update.
3551 (secname_for_decl): Update.
3552 (dwarf2out_var_location): Update.
3553 * function.c (free_after_compilation): Update.
3554 (assign_parm_find_stack_rtl): Update.
3555 (assign_parms): Update.
3556 (expand_dummy_function_end): Update.
3557 (expand_function_end): Update.
3558 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3559 (expand_call): Update.
3560 (emit_library_call_value_1): Update.
3561 (store_one_arg): Update.
3562 * varasm.c (initialize_cold_section_name): Update.
3563 (unlikely_text_section): Update.
3564 (unlikely_text_section_p): Update.
3565 (assemble_start_function): Update.
3566 (assemble_end_function): Update.
3567 (default_section_type_flags): Update.
3568 (switch_to_section): Update.
3569 * integrate.c (set_decl_abstract_flags): Update.
3570 (get_hard_reg_initial_val): Update.
3571 (has_hard_reg_initial_val): Update.
3572 (allocate_initial_values): Update.
3573 * resource.c (init_resource_info): Update.
3574 * config/alpha/alpha.c (NUM_ARGS): Update.
3575 (direct_return): Update.
3576 (alpha_va_start): Update.
3577 (alpha_sa_size): Update.
3578 (alpha_initial_elimination_offset): Update.
3579 (alpha_expand_prologue): Update.
3580 (alpha_start_function): Update.
3581 (alpha_expand_epilogue): Update.
3582 (unicosmk_initial_elimination_offset):
3583 * config/alpha/alpha.md (call expander): Update.
3584 * config/s390/s390.c (s390_register_info): Update.
3585 (s390_register_info): Update.
3586 (s390_frame_info): Update.
3587 (s390_initial_elimination_offset): Update.
3588 (s390_build_builtin_va_list): Update.
3589 (s390_va_start): Update.
3590 * config/spu/spu.c (direct_return): Update.
3591 (spu_expand_prologue): Update.
3592 (spu_initial_elimination_offset): Update.
3593 (spu_build_builtin_va_list): Update.
3594 (spu_va_start): Update.
3595 * config/sparc/sparc.c (sparc_init_modes): Update.
3596 (sparc_compute_frame_size): Update.
3597 (function_value): Update.
3598 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3599 * config/i386/i386.md (return expander): Update.
3600 * config/i386/i386.c (ix86_va_start): Update.
3601 (ix86_can_use_return_insn_p): Update.
3602 (ix86_compute_frame_layout): Update.
3603 (ix86_expand_epilogue): Update.
3604 * config/sh/sh.c (output_stack_adjust): Update.
3605 (calc_live_regs): Update.
3606 (sh_expand_prologue): Update.
3607 (sh_builtin_saveregs): Update.
3608 (sh_va_start): Update.
3609 (initial_elimination_offset): Update.
3610 (sh_allocate_initial_value): Update.
3611 (sh_function_ok_for_sibcall): Update.
3612 (sh_get_pr_initial_val): Update.
3613 * config/sh/sh.md (return expander): Update.
3614 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3615 * config/crx/crx.c (crx_compute_frame): UPdate.
3616 (crx_initial_elimination_offset): UPdate.
3617 * config/xtensa/xtensa.c (compute_frame_size): Update
3618 (xtensa_builtin_saveregs): Update.
3619 (xtensa_va_start): Update.
3620 (order_regs_for_local_alloc): Update.
3621 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3622 (xstormy16_expand_builtin_va_start): Update.
3623 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3624 * config/m68hc11/m68hc11.md (return expanders): Update.
3625 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3626 (expand_epilogue): Update.
3627 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3628 (cris_simple_epilogue): Update.
3629 (cris_expand_prologue): Update.
3630 (cris_expand_epilogue): Update.
3631 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3632 (compute_frame_size): Update.
3633 * config/mt/mt.c (mt_compute_frame_size): Update.
3634 * config/mn10300/mn10300.c (expand_prologue): Update.
3635 (expand_epilogue): Update.
3636 (initial_offset): Update.
3637 (mn10300_builtin_saveregs):
3638 * config/mn10300/mn10300.md (return expander): Update.
3639 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3640 (ia64_initial_elimination_offset): Update.
3641 (ia64_initial_elimination_offset): Update.
3642 (ia64_expand_prologue): Update.
3643 * config/m68k/m68k.md (return expander): Update.
3644 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3645 (rs6000_stack_info): Update.
3646 * config/mcore/mcore.c (layout_mcore_frame): Update.
3647 (mcore_expand_prolog): Update.
3648 * config/arc/arc.c (arc_compute_frame_size): Update.
3649 * config/score/score3.c (score3_compute_frame_size): Update.
3650 * config/score/score7.c (score7_compute_frame_size): Update.
3651 * config/arm/arm.c (use_return_insn): Update.
3652 (thumb_find_work_register): Update.
3653 (arm_compute_save_reg_mask): Update.
3654 (arm_output_function_prologue): Update.
3655 (arm_output_epilogue): Update.
3656 (arm_size_return_regs): Update.
3657 (arm_get_frame_offsets): Update.
3658 (arm_expand_prologue): Update.
3659 (thumb_exit): Update.
3660 (thumb_unexpanded_epilogue): Update.
3661 (thumb1_output_function_prologue): Update.
3662 * config/pa/pa.md (return expander): Update.
3663 * config/pa/pa.c (compute_frame_size): Update.
3664 (hppa_builtin_saveregs): Update.
3665 * config/mips/mips.c (mips_va_start): Update.
3666 (mips16_build_function_stub): Update.
3667 (mips_compute_frame_info): Update.
3668 (mips_restore_gp): Update.
3669 (mips_output_function_prologue): Update.
3670 (mips_expand_prologue): Update.
3671 * config/v850/v850.c (compute_frame_size): Update.
3672 (expand_prologue): * config/mmix/mmix.c (along): update.
3673 (mmix_initial_elimination_offset): update.
3674 (mmix_reorg): update.
3675 (mmix_use_simple_return): update.
3676 (mmix_expand_prologue): update.
3677 (mmix_expand_epilogue): Update.
3678 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3679 (emit_link_insn): Update.
3681 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3683 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3684 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3686 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3689 2008-04-07 Jan Hubicka <jh@suse.cz>
3691 * function.h (rtl): Rename to x_rtl.
3693 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3694 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3695 used_temp_slots avail_temp_slots, temp_slot_level,
3696 nonlocal_goto_handler_labels): Update accesstors.
3697 (rtl): New global variable.
3698 (struct function): Move some fileds to rtl_data.
3699 (get_arg_pointer_save_area): Update prototype.
3700 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3701 get_arg_pointer_save_area.
3702 * expr.c (init_expr): Update
3703 * function.c (get_frame_size): Update
3704 (assign_stack_local): Update
3705 (expand_function_end): Update.
3706 (get_art_pointer_save_area): Update
3708 * emit-rtl.c (rtl): Declare.
3709 (regno_reg_rtx): Declare.
3710 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3712 (gen_reg_rtx): Update.
3713 * varasm.c (n_deferred_constatns): Update accestor.
3714 (init_varasm_status): Do not allocate varasm_status.
3715 (force_const_mem, get_pool_size, output_constant_pool): Update.
3716 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3717 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3718 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3719 * sparc/sparc.h (INIT_EXPANDERS): Update.
3720 * ia64/ia64.h (INIT_EXPANDERS): Update.
3722 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3724 * reload.c (push_secondary_reload): Add missing break to for loop.
3726 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3728 PR middle-end/PR28690
3729 * rtlanal.c: Update copyright years.
3730 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3731 as REG_POINTER and MEM_POINTER operands.
3732 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3733 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3734 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3735 * gcse.c: Update copyright years.
3736 (pre_delete): Call gen_reg_rtx_and_attrs.
3737 (hoist_code): Likewise.
3738 (build_store_vectors): Likewise.
3739 (delete_store): Likewise.
3740 * loop-invariant.c (move_invariant_reg): Likewise.
3741 Update copyright years.
3743 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3745 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3746 control string instead of quoted.
3748 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3750 * doc/rtl.texi: Rewrite of subreg section.
3752 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3755 * config/i386/i386.c (legitimize_pic_address): Add treating
3756 of dllimport SYM_REF's.
3757 (legitimize_dllimport_symbol): Add prototype.
3759 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3761 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3762 reference in constructor with non self-referential type.
3764 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3766 Removal of Return with Depressed Stack Pointer support
3767 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3768 (ECF_SP_DEPRESSED): Likewise.
3769 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3770 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3771 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3772 (expand_call): Do not test ECF_SP_DEPRESSED.
3773 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3774 * function.c (keep_stack_depressed): Delete.
3775 (handle_epilogue_set): Likewise.
3776 (update_epilogue_consts): Likewise.
3777 (emit_equiv_load): Likewise.
3778 (thread_prologue_and_epilogue_insns): Remove support for Return with
3779 Depressed Stack Pointer.
3780 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3782 2008-04-06 Richard Guenther <rguenther@suse.de>
3784 PR tree-optimization/35400
3785 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3786 information from SSA_NAMEs.
3788 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3790 * config/avr/avr.h (avr_mega_p): Remove declaration.
3791 (AVR_MEGA): Remove macro.
3792 * config/avr/avr.c (avr_mega_p): Remove variable.
3793 (avr_override_options): Remove inicializion of avr_mega_p.
3794 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3795 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3796 (avr_jump_mode): (Ditto.).
3797 (avr_output_progmem_section_asm_op): (Ditto.).
3798 (avr_asm_init_sections): (Ditto.).
3799 (avr_asm_init_sections): (Ditto.).
3800 (avr_rtx_costs): (Ditto.).
3801 * config/avr/avr.md: (Ditto.).
3802 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3805 2008-04-06 Richard Guenther <rguenther@suse.de>
3807 PR tree-optimization/35842
3808 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3809 is_gimple_invariant_address.
3811 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3813 * gcc.c (default_compilers): Sync Fortran extensions list with
3814 that in fortran/lang-specs.h.
3815 * doc/invoke.texi: Likewise.
3816 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3817 * dwarf2out.c (gen_compile_unit_die): Likewise.
3819 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3821 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3823 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3826 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3827 attribute is used for nested functions.
3829 2008-04-05 Jan Hubicka <jh@suse.cz>
3831 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3833 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3835 (dump_files): Update.
3836 (enable_rtl_dump_file): Do not accept letter argument.
3837 * tree-pass.h (dump_file_info): Remove letter argument.
3838 * toplev.c (decode_d_option): Update -da handling.
3839 * toplev.h (enable_rtl_dump_file): Update prototype.
3840 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3841 it out based on pass type.
3842 (register_dump_files_1): Likewise.
3843 (init_optimization_passes): Update register_one_dump_file calls.
3844 (execute_one_pass): Sanity check that IPA passes are called at IPA
3845 level and RTL passes at RTL level.
3846 (execute_pass_list): IPA pass can not be after or subpass of
3848 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3849 disallov RTL subpasses of IPA subpasses.
3851 2008-04-05 Ben Elliston <bje@au.ibm.com>
3853 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3854 builtins that return exactly once and do not throw. Cache call to
3857 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3859 PR rtl-optimization/34916
3861 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3862 between instruction pairs.
3864 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3866 * doc/invoke.texi: Document -mbitops for SH.
3867 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3868 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3869 * config/sh/sh.c (print_operand): Add %t operand code.
3870 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3871 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3872 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3873 (extendqihi2): Likewise.
3874 (movqi_i): Likewise.
3875 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3876 (extv): Use bld instruction for SH2A if possible.
3878 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3879 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3880 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3881 (bset.b, bclr.b): Define peepholes.
3882 * config/sh/sh.opt (mbitops): New option.
3884 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3887 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3888 and view convert expression.
3890 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3893 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3895 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3897 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3899 * config/i386/cpuid.h (bit_AES): New.
3900 (bit_PCLMUL): Likewise.
3902 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3903 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3904 SSE2 if AES or PCLMUL is enabled.
3905 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3906 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3907 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3908 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3909 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3910 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3911 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3912 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3913 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3914 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3915 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3916 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3917 __builtin_ia32_aeskeygenassist128 and
3918 __builtin_ia32_pclmulqdq128.
3919 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3920 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3921 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3923 * config/i386/i386.h (TARGET_AES): New.
3924 (TARGET_PCLMUL): Likewise.
3925 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3927 * config/i386/i386.md (UNSPEC_AESENC): New.
3928 (UNSPEC_AESENCLAST): Likewise.
3929 (UNSPEC_AESDEC): Likewise.
3930 (UNSPEC_AESDECLAST): Likewise.
3931 (UNSPEC_AESIMC): Likewise.
3932 (UNSPEC_AESKEYGENASSIST): Likewise.
3933 (UNSPEC_PCLMUL): Likewise.
3935 * config/i386/i386.opt (maes): New.
3936 (mpclmul): Likewise.
3938 * config/i386/sse.md (aesenc): New pattern.
3939 (aesenclast): Likewise.
3941 (aesdeclast): Likewise.
3943 (aeskeygenassist): Likewise.
3944 (pclmulqdq): Likewise.
3946 * config/i386/wmmintrin.h: New.
3948 * doc/extend.texi: Document AES and PCLMUL built-in function.
3950 * doc/invoke.texi: Document -maes and -mpclmul.
3952 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3954 * function.c (free_after_parsing): Replace with
3955 cxx_push_function_context from C++ front-end.
3956 (allocate_struct_function): Don't call langhook.
3957 * langhooks.h (struct lang_hooks_for_functions): Delete.
3958 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3960 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3961 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3962 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3963 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3964 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3965 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3966 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3968 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3969 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3971 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3974 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3977 2008-04-04 Richard Guenther <rguenther@suse.de>
3980 * fold-const.c (optimize_minmax_comparison): Use the correct
3981 type for the constant in the simplified comparison.
3983 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3985 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3986 Pass L2 size as "--param l2-cache-size" to the compiler.
3987 (decode_l2_cache): New function to decode L2 cache parameters using
3988 0x8000006 extended cpuid function.
3989 (detect_caches_amd): Determine parameters of L2 cache using
3990 decode_l2_caches function.
3991 (decode_caches_intel): Decode L2 cache parameters.
3992 (detect_caches_intel): Determine L2 cache parameters using
3993 decode_caches_intel and decode_l2_caches functions.
3995 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3997 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3998 secondary input reload for subword loads from the constant pool.
4000 2008-04-03 Janis Johnson <janis187@us.ibm.com>
4003 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
4004 constants of the appropriate size for runtime calculations.
4007 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
4008 decimal-float literal constant zero.
4010 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4013 * c-parser.c (c_parser_omp_atomic): Call
4014 default_function_array_conversion on the RHS.
4017 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4018 call is_variable_sized if decl has incomplete type.
4020 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4022 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4024 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4026 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4028 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4029 (sgt<u>): Merge sgt and sgtu into new expander.
4030 (sgt, sgtu): Remove expanders.
4031 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4032 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4033 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4034 *sgtu_<mode>_mips16 into new pattern.
4035 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4036 (sge<u>): Merge sge and sgeu into new expander.
4037 (sge, sgeu): Remove expanders.
4038 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4040 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4041 (slt<u>): Merge slt and sltu into new expander.
4042 (slt, sltu): Remove expanders.
4043 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4044 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4045 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4046 *sltu_<mode>_mips16 into new pattern.
4047 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4048 (sle<u>): Merge sle and sleu into new expander.
4049 (sle, sleu): Remove expanders.
4050 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4051 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4052 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4053 *sleu_<mode>_mips16 into new pattern.
4054 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4056 2008-04-03 Jan Hubicka <jh@suse.cz>
4058 PR tree-optimization/35795
4059 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4060 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4061 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4062 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4063 * score/score3.c (score3_output_mi_thunk): Likewise.
4064 * score/score7.c (score7_output_mi_thunk): Likewise.
4065 * mips/mips.c (mips_output_mi_thunk): Likewise.
4067 2008-04-03 Richard Guenther <rguenther@suse.de>
4069 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4070 conversions. Simplify code.
4072 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4074 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4076 2008-04-03 Tom Tromey <tromey@redhat.com>
4077 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4079 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4080 * config/bfin/t-bfin-linux (generated_files): Add
4081 linux-sysroot-suffix.h.
4082 * doc/install.texi (Prerequisites): Require make 3.80.
4083 * doc/sourcebuild.texi (Front End Directory): Document new
4085 * Makefile.in (generated_files): New variable.
4086 (ALL_HOST_OBJS): New variable.
4087 ($(ALL_HOST_OBJS)): New target.
4089 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4091 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4092 (remap_block): Call id->transform_lang_insert_block instead
4094 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4095 Set id.transform_lang_insert_block to NULL.
4096 (clone_body): Move to cp/optimize.c
4097 * tree-inline.h (struct copy_body_data): Change
4098 transform_lang_insert_block to function pointer.
4099 (copy_generic_body, copy_decl_no_change): Export.
4100 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4101 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4102 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4104 * c-tree.h (insert_block): Kill.
4105 * c-decl.c (insert_block): Kill.
4107 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4109 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4110 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4111 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4113 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4114 argument, call {push,pop}_function_context from here.
4115 * c-parser.c: Use c_{push,pop}_function_context.
4117 * function.c (push_function_context_to): Move meat ...
4118 (push_function_context): ... here. Simplify.
4119 * function.c (pop_function_context_from): Move meat ...
4120 (pop_function_context): ... here. Simplify.
4121 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4123 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4124 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4125 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4126 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4128 2008-04-03 Ben Elliston <bje@au.ibm.com>
4130 * expmed.c (extract_force_align_mem_bit_field): Remove.
4132 2008-04-03 Richard Guenther <rguenther@suse.de>
4135 * expr.h (try_casesi): Adjust prototype.
4136 * expr.c (try_casesi): Take fallback label as extra parameter.
4137 Use that for gen_casesi if default_label is NULL.
4138 * stmt.c (expand_case): Pass fallback label to try_casesi,
4139 make sure to fill gaps with a fallback label if default_label
4142 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4145 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4147 2008-04-03 Ben Elliston <bje@au.ibm.com>
4149 * expmed.c (extract_split_bit_field): Remove if (0) code.
4150 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4151 (do_ds_constraint): Likewise.
4153 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4155 * doc/cppopts.texi (-dU): Document.
4156 * c-common.h (flag_dump_macros): Update comment.
4157 * c-opts.c (handle_OPT_d): Handle -dU.
4158 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4159 dump_queued_macros, cb_used_define, cb_used_undef): New.
4160 (init_pp_output): Handle -dU.
4161 (cb_line_change): Call dump_queued_macros.
4162 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4164 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4166 * config/avr/predicates.md (io_address_operand): New predicate.
4167 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4168 * config/avr/avr.c (avr_io_address_p): Remove function.
4169 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4170 'avr_io_address_p' function.
4171 (out_movhi_r_mr): (Ditto.).
4172 (out_movqi_mr_r): (Ditto.).
4173 (out_movhi_mr_r): (Ditto.).
4174 (avr_address_cost): (Ditto.).
4176 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4178 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4179 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4180 in 32bit mode when XMM registers are available to avoid store
4182 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4183 corresponding post-reload splitters.
4185 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4187 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4188 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4189 __builtin_ia32_roundss.
4190 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4191 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4192 __builtin_ia32_roundss.
4193 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4194 IX86_BUILTIN_SHUFPD here.
4196 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4198 * config/i386/i386.md (plogic): New.
4199 (plogicprefix): Likewise.
4201 * config/i386/mmx.md (mmx_<code><mode>3): New.
4202 (mmx_and<mode>3): Removed.
4203 (mmx_ior<mode>3): Likewise.
4204 (mmx_xor<mode>3): Likewise.
4206 * config/i386/sse.md (<code><mode>3): New.
4207 (*<code><mode>3): Likewise.
4208 (*<code><mode>3): Likewise.
4209 (<code><mode>3): Likewise.
4210 (*sse_<code><mode>3): Likewise.
4211 (*sse2_<code><mode>3): Likewise.
4212 (<code>tf3): Likewise.
4213 (*<code>tf3): Likewise.
4214 (and<mode>3): Likewise.
4215 (*and<mode>3): Likewise.
4216 (ior<mode>3): Removed.
4217 (*ior<mode>3): Likewise.
4218 (xor<mode>3): Likewise.
4219 (*xor<mode>3): Likewise.
4220 (*and<mode>3): Likewise.
4221 (*ior<mode>3): Likewise.
4222 (*xor<mode>3): Likewise.
4223 (and<mode>3): Likewise.
4224 (*sse_and<mode>3): Likewise.
4225 (*sse2_and<mode>3): Likewise.
4227 (*andtf3): Likewise.
4228 (ior<mode>3): Likewise.
4229 (*sse_ior<mode>3): Likewise.
4230 (*sse2_ior<mode>3): Likewise.
4232 (*iortf3): Likewise.
4233 (xor<mode>3): Likewise.
4234 (*sse_xor<mode>3): Likewise.
4235 (*sse2_xor<mode>3): Likewise.
4237 (*xortf3): Likewise.
4239 2008-04-02 Richard Guenther <rguenther@suse.de>
4241 PR tree-optimization/14495
4242 PR tree-optimization/34793
4243 * tree-vrp.c (struct switch_update): New structure.
4244 (to_remove_edges, to_update_switch_stmts): New VECs.
4245 (simplify_switch_using_ranges): New function. Remove not taken
4246 case labels and edges.
4247 (simplify_stmt_using_ranges): Call it.
4248 (identify_jump_threads): Mark edges we have queued for removal
4249 so we don't thread them.
4250 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4252 * tree-cfg.c (group_case_labels): Deal with missing default label.
4253 (tree_verify_flow_info): Allow missing default label.
4254 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4255 (emit_case_nodes): Likewise.
4256 (expand_case): Do not rely on the default label to be present.
4257 * expr.c (try_casesi): Deal with NULL default_label.
4258 (do_tablejump): Likewise.
4260 2008-04-02 Richard Guenther <rguenther@suse.de>
4262 PR tree-optimization/14495
4263 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4264 SWITCH_EXPR here ...
4265 (vrp_visit_switch_stmt): ... but here (new function).
4266 (find_case_label_index): New helper function.
4267 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4269 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4271 * fwprop.c: Fix ISO-C99ism.
4273 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4276 * Makefile.in (objdir): Set it here.
4277 * configure.ac: Not here. Find dynamic linker characteristics.
4278 * exec-tool.in: Use them.
4279 * aclocal.m4: Regenerate.
4280 * configure: Regenerate.
4282 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4284 * expr.c (expand_var): Delete it.
4285 * expr.h (expand_var): Delete prototype.
4286 * function.c (expand_function_start): Use expand_decl instead.
4287 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4290 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4292 PR rtl-optimization/35542
4293 * fwprop.c (forward_propagate_and_simplify): Replace
4294 loc_reg_mentioned_in_p with reg_mentioned_p.
4296 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4298 PR rtl-optimization/35281
4299 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4300 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4301 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4302 (varying_mem_p): Move above propagate_rtx.
4303 (all_uses_available_at): Do not check MEMs.
4305 2008-04-02 Rafael Espindola <espindola@google.com>
4307 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4308 (register_edge_assert_for_2): Split the cond argument.
4309 (register_edge_assert_for_1): Adjust for the change in
4310 register_edge_assert_for_2.
4311 (register_edge_assert_for): Split the cond argument.
4312 (find_switch_asserts): Adjust for the change in
4313 register_edge_assert_for.
4315 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4317 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4318 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4319 offsets for 64-bit mingw.
4320 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4321 abi for x86_64-pc-mingw.
4323 2008-04-02 Richard Guenther <rguenther@suse.de>
4325 * tree-vrp.c (extract_range_from_assert): Make sure to not
4326 produce range min/max with TREE_OVERFOW set.
4327 If merging a anti-range and a range keep the anti-range if
4328 the range covers all values of the type.
4329 (register_edge_assert_for_2): Only allow sign-changing
4330 conversions in detecting canonical range checks. Also
4331 register an assert for the unsigned name if useful.
4333 PR tree-optimization/35787
4334 * tree-vrp.c (vrp_val_max): New function.
4335 (vrp_val_min): Likewise.
4336 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4337 (vrp_val_is_min): Likewise.
4338 (supports_overflow_infinity): Use vrp_val_{min,max}.
4339 (negative_overflow_infinity): Likewise.
4340 (positive_overflow_infinity): Likewise.
4341 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4342 (is_positive_overflow_infinity): Likewise.
4343 (is_overflow_infinity): Likewise.
4344 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4345 vrp_val_is_{min,max}.
4346 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4347 to ranges if possible. Avoid empty ranges.
4349 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4352 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4353 the expression is a function address.
4355 2008-04-01 George Helffrich <george@gcc.gnu.org>
4357 PR fortran/35154, fortran/23057
4358 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4359 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4360 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4361 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4363 (dbxout_syms): Check for COMMON-based symbol and wrap in
4364 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4365 in bracket for efficiency.
4367 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4368 using DW_TAG_common_block + member offset.
4369 (add_pubname_string): New function.
4370 (dw_expand_expr): New function to find block name and offset for
4372 (common_check): New function to check whether symbol in Fortran COMMON.
4373 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4375 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4378 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4380 2008-04-02 Ben Elliston <bje@au.ibm.com>
4382 * config/v850/v850.md (casesi): Remove if (0) code.
4383 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4384 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4386 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4388 * config/i386/i386.md (rex64suffix): New mode attribute.
4389 (floathi<mode>2): Disable expander for SSE math.
4390 (*floathi<mode>2_1): New insn insn_and_split pattern.
4391 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4392 corresponding post-reload splitters.
4393 (*floathi<mode>2_i387): New macroized insn pattern.
4394 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4395 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4396 insn_and_split pattern.
4397 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4398 New macroized instruction patterns and corresponding post-reload
4400 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4401 and corresponding post-reload splitters.
4402 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4403 New macroized instruction patterns.
4404 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4405 macroized instruction patterns and corresponding post-reload splitters.
4406 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4407 corresponding post-reload splitters.
4408 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4409 New macroized instruction patterns.
4410 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4411 corresponding post-reload splitters.
4412 (*floatsi<mode>2_i387): New macroized instruction patterns.
4414 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4416 * config/i386/i386.md (smaxmin): New.
4417 (umaxmin): Likewise.
4418 (maxminiprefix): Likewise.
4419 (maxminfprefix): Likewise.
4420 (<code><mode>3): Likewise.
4421 (smin<mode>3): Removed.
4422 (smax<mode>3): Likewise.
4424 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4425 (mmx_<code>v4hi3): Likewise.
4426 (mmx_<code>v8qi3): Likewise.
4427 (mmx_smaxv2sf3): Removed.
4428 (mmx_sminv2sf3): Likewise.
4429 (mmx_umaxv8qi3): Likewise.
4430 (mmx_smaxv4hi3): Likewise.
4431 (mmx_uminv8qi3): Likewise.
4432 (mmx_sminv4hi3): Likewise.
4434 * config/i386/sse.md (<addsub><mode>3): New.
4435 (*<addsub><mode>3): Likewise.
4436 (<sse>_vm<addsub><mode>3): Likewise.
4437 (<maxmin><mode>3): Likewise.
4438 (*<maxmin><mode>3_finite): Likewise.
4439 (*<maxmin><mode>3): Likewise.
4440 (<sse>_vm<maxmin><mode>3): Likewise.
4441 (sse3_h<addsub>v4sf3): Likewise.
4442 (sse3_h<addsub>v2df3): Likewise.
4443 (<maxmin>v16qi3): Likewise.
4444 (*<maxmin>v16qi3): Likewise.
4445 (<maxmin>v8hi3): Likewise.
4446 (*<maxmin>v8hi3): Likewise.
4447 (*sse4_1_<maxmin><mode>3): Likewise.
4448 (*sse4_1_<maxmin><mode>3): Likewise.
4449 (add<mode>3): Removed.
4450 (*add<mode>3): Likewise.
4451 (<sse>_vmadd<mode>3): Likewise.
4452 (sub<mode>3): Likewise.
4453 (*sub<mode>3): Likewise.
4454 (<sse>_vmsub<mode>3): Likewise.
4455 (smin<mode>3): Likewise.
4456 (*smin<mode>3_finite): Likewise.
4457 (*smin<mode>3): Likewise.
4458 (<sse>_vmsmin<mode>3): Likewise.
4459 (smax<mode>3): Likewise.
4460 (*smax<mode>3_finite): Likewise.
4461 (*smax<mode>3): Likewise.
4462 (<sse>_vmsmax<mode>3): Likewise.
4463 (sse3_haddv4sf3): Likewise.
4464 (sse3_haddv2df3): Likewise.
4465 (sse3_hsubv4sf3): Likewise.
4466 (sse3_hsubv2df3): Likewise.
4467 (umaxv16qi3): Likewise.
4468 (*umaxv16qi3): Likewise.
4469 (smaxv8hi3): Likewise.
4470 (*smaxv8hi3): Likewise.
4471 (*sse4_1_smax<mode>3): Likewise.
4472 (*sse4_1_umax<mode>3): Likewise.
4473 (uminv16qi3): Likewise.
4474 (*uminv16qi3): Likewise.
4475 (sminv8hi3): Likewise.
4476 (*sminv8hi3): Likewise.
4477 (*sse4_1_smin<mode>3): Likewise.
4478 (*sse4_1_umin<mode>3): Likewise.
4480 2008-04-01 Rafael Espindola <espindola@google.com>
4482 * tree-cfg.c (verify_expr): remove in_phi.
4483 (verify_stmt): Don't call walk_tree with verify_expr. Use
4484 is_gimple_min_invariant instead of is_gimple_val.
4486 2008-04-01 Joseph Myers <joseph@codesourcery.com>
4488 * doc/include/gpl_v3.texi: Update for manpage generation.
4489 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
4491 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
4492 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
4493 gpl_v3.texi instead of gpl.texi.
4496 2008-04-01 Jakub Jelinek <jakub@redhat.com>
4499 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
4501 2008-04-01 Rafael Espindola <espindola@google.com>
4503 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
4504 (extract_code_and_val_from_cond): Use
4505 extract_code_and_val_from_cond_with_ops.
4507 2008-04-01 Jan Hubicka <jh@suse.cz>
4509 * function.c (free_after_compilation): Free epilogue_delay_list.
4510 (prepare_function_start): Assert that previous compilation was freed.
4512 2008-04-01 Jan Hubicka <jh@suse.cz>
4513 Jim Wilson <wilson@tuliptree.org>
4514 Andreas Tobler <andreast@gcc.gnu.org>
4517 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4518 rtl.emit instead cfun->emit.
4519 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4520 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4522 2008-04-01 Ben Elliston <bje@au.ibm.com>
4524 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4526 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4528 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4530 (fprofile-use): Add var flag_profile_use
4531 * coverage.c (coverage_begin_output): Do not open a gcno file for
4532 output only if -ftest-coverage is set.
4533 Do not add getpwd() to gcda file path.
4534 (build_gcov_info): Check the new flag
4535 flag_profile_datafile_relative_path.
4536 (coverage_init): Use profile_data_prefix.
4537 Read profile counter only if flag_profile_use is set.
4538 * opts.c (common_handle_option): New option fprofile-use=,
4539 fprofile-dir=, fprofile-generate=.
4540 * toplev.c (profile_data_prefix): New variable definition.
4541 * toplev.h (profile_data_prefix): New declaration.
4542 * doc/invoke.tex (Option Summary, Optimization Options):
4545 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4547 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4548 use tmp consistently.
4551 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4552 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4553 UNSPEC_FR_RECIP_APPROX_RES.
4554 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4556 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4559 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4561 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4564 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4565 element of the vector via a pointer.
4567 2008-03-31 Ian Lance Taylor <iant@google.com>
4569 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4571 2008-03-31 Jan Hubicka <jh@suse.cz>
4573 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4574 get_arg_pointer_save_area.
4575 * expr.c (init_expr): Just clear out rtl.expr.
4576 * function.c (free_after_compilation): Clear out whole RTL structure.
4577 (get_func_frame_size): Merge into ...
4578 (get_frame_size): ... this one.
4579 (assign_stack_local_1): Merge into ...
4580 (assign_stack_local): ... this one.
4581 (expand_function_end): Update call of get_arg_pointer_save_area.
4582 (get_art_pointer_save_area): Remove cfun argument.
4583 * function.h (emit_status): regno_pointer_align does not need length
4584 attribute. Move x_regno_reg_rtx to ...
4585 (regno_reg_rtx): ... new global array.
4586 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4587 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4588 apply_args_value, forced_labels, stack_pointer_delta):
4590 (struct varasm_status): Move here from varasm.c
4591 (struct rtl_data): New. Move here some fields from struct function.
4592 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4593 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4594 used_temp_slots avail_temp_slots, temp_slot_level,
4595 nonlocal_goto_handler_labels): Update accesstors.
4596 (rtl): New global variable.
4597 (struct function): Move some fileds to rtl_data.
4598 (get_arg_pointer_save_area): Update prototype.
4599 * emit-rtl.c (rtl): Declare.
4600 (regno_reg_rtx): Declare.
4601 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4603 (gen_reg_rtx): Update.
4604 (init_virtual_regs): Do not tate emit_status argument.
4605 (init_emit): Do not allocate emit.
4606 * varasm.c (varasm_statuc): Move to function.h.
4607 (n_deferred_constatns): Update accestor.
4608 (init_varasm_status): Do not allocate varasm_status.
4609 (force_const_mem, get_pool_size, output_constant_pool): Update.
4610 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4611 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4613 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4615 PR rtl-optimization/35729
4616 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4619 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4622 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4623 load/store if memory is unaligned.
4624 (*movti_rex64): Likewise.
4626 * config/i386/predicates.md (misaligned_operand): New.
4628 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4631 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4634 2008-03-31 Jan Beulich <jbeulich@novell.com>
4636 * config/ia64/constraints.md: Add 'j' constraint.
4637 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4638 (movdi_internal): Likewise.
4640 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4643 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4645 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4648 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4649 proper error message for the third argument on blendpd and
4652 * config/i386/sse.md (blendbits): New.
4653 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4655 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4657 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4659 2008-03-30 Richard Guenther <rguenther@suse.de>
4662 * fold-const.c (fold_sign_changed_comparison): Do leave
4663 conversions to base-types alone.
4665 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4667 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4668 the link register if one altivec register is be saved.
4670 2008-03-30 Ben Elliston <bje@au.ibm.com>
4672 * final.c (final_scan_insn): Remove if (0) code.
4674 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4676 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4678 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4680 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4681 of V4SFmode to ix86_binary_operator_ok.
4683 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4685 * config/i386/i386.c (override_options): Initialize
4686 ix86_veclib_handler to ix86_veclibabi_svml when
4687 -mveclibabi=svml is used.
4688 (ix86_veclibabi_svml): New function for SVML ABI style
4689 vectorization support.
4690 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4692 2008-03-28 Rafael Espindola <espindola@google.com>
4694 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4695 (tree_binary_nonnegative_warnv_p): Make it public.
4696 (tree_single_nonnegative_warnv_p): Make it public.
4697 (tree_invalid_nonnegative_warnv_p): Make it public.
4698 (tree_unary_nonzero_warnv_p): Make it public.
4699 (tree_binary_nonzero_warnv_p): Make it public
4700 (tree_single_nonzero_warnv_p): Make it public.
4701 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4702 (extract_range_from_binary_expr): Split the expr argument.
4703 (extract_range_from_unary_expr): Split the expr argument.
4704 (extract_range_from_comparison): Split the expr argument.
4705 (extract_range_from_expr): Use the new aux functions.
4706 (vrp_evaluate_conditional_warnv): Use
4707 vrp_evaluate_conditional_warnv_with_ops.
4708 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4709 (tree_binary_nonzero_warnv_p): Declare.
4710 (tree_single_nonzero_warnv_p): Declare.
4711 (tree_expr_nonzero_warnv_p): Declare.
4712 (tree_unary_nonnegative_warnv_p): Declare.
4713 (tree_binary_nonnegative_warnv_p): Declare.
4714 (tree_single_nonnegative_warnv_p): Declare.
4715 (tree_invalid_nonnegative_warnv_p): Declare.
4717 2008-03-28 Richard Guenther <rguenther@suse.de>
4719 PR tree-optimization/30317
4720 PR tree-optimization/30911
4721 PR tree-optimization/34793
4722 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4723 (struct assert_locus_d): New member EXPR.
4724 (register_new_assert_for): Add EXPR parameter to support
4725 ASSERT_EXPR <name, expr OP limit>.
4726 (register_edge_assert_for_1): Adjust callers.
4727 (find_assert_locations): Likewise.
4728 (process_assert_insertions_for): Build condition from expression.
4729 (extract_range_from_assert): Handle ASSERT_EXPRs
4730 of the form ASSERT_EXPR <name, expr OP limit>.
4731 (register_edge_assert_for_2): New helper registering
4732 asserts for comparisons. Recognize range tests of the form
4733 (unsigned)i - CST1 OP CST2.
4734 (register_edge_assert_for_1): Use it.
4735 (register_edge_assert_for): Likewise.
4736 (needs_overflow_infinity): Integer sub-types
4737 do not need overflow infinities.
4738 (vrp_val_is_max): The extreme values of integer sub-types
4739 are those of the base type.
4740 (vrp_val_is_min): Likewise.
4741 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4744 2008-03-28 Nick Clifton <nickc@redhat.com>
4747 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4748 Return GENERAL_REGS for stack adjustment reloads.
4750 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4753 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4754 const_vector when all the vectors are constant.
4756 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4758 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4760 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4761 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4763 (s<code>_sf): Use new scc_sf attribute for opcode names.
4765 2008-03-27 Tom Tromey <tromey@redhat.com>
4767 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4768 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4769 config/spu/t-spu-elf, config/i386/t-interix,
4770 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4771 config/i386/x-darwin, config/i386/x-mingw32,
4772 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4773 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4774 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4775 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4776 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4777 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4778 config/score/t-score-elf, config/arm/t-strongarm-pe,
4779 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4780 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4781 Revert automatic dependency patch.
4783 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4786 * config/i386/i386.c (ix86_function_arg_boundary): Align
4787 decimal floating point to its natural boundary.
4789 2008-03-27 Richard Guenther <rguenther@suse.de>
4792 * fold-const.c (fold_comparison): Restrict distinct decl
4793 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4794 solely rely on operand_equal_p.
4796 2008-03-27 Richard Guenther <rguenther@suse.de>
4799 * c-common.c (handle_weak_attribute): Reject combination of
4802 2008-03-27 Richard Guenther <rguenther@suse.de>
4804 PR tree-optimization/32810
4805 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4806 conversions from DECL_INITIAL.
4807 (fold_const_aggregate_ref): Likewise from constructor elements.
4809 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4811 * tree-affine.h (aff_combination_expand): Declare.
4812 (get_inner_reference_aff): Likewise.
4813 * tree-affine.c (aff_combination_expand): Split out from
4814 tree_to_aff_combination_expand.
4815 (get_inner_reference_aff): New function.
4816 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4817 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4818 (struct lim_aux_data): sm_done field removed.
4819 (mem_ref_loc_p, mem_ref_locs_p): New types.
4820 (struct mem_ref): Added id, stored, accesses_in_loop,
4821 indep_loop, dep_loop, indep_ref, dep_ref fields.
4822 Removed is_stored, locs and next fields.
4823 (memory_accesses): New variable.
4824 (movement_possibility): Do not allow moving statements
4825 that store to memory.
4826 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4828 (determine_max_movement): For statements with memory references,
4829 find the outermost loop in that the reference is independent.
4830 (move_computations_stmt): Mark the virtual operands for renaming.
4831 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4832 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4833 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4834 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4835 create_vop_ref_mapping, analyze_memory_references,
4836 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4837 get_all_locs_in_loop, ref_always_accessed_p,
4838 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4839 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4840 store_motion_loop, store_motion): New functions.
4841 (struct vop_to_refs_elt): New type.
4842 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4843 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4844 (schedule_sm): Replaced by...
4845 (execute_sm): ... this.
4846 (determine_lsm_ref, hoist_memory_references,
4847 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4848 find_more_ref_vops, free_mem_ref, free_mem_refs,
4849 determine_lsm_loop, determine_lsm): Removed.
4850 (tree_ssa_lim_finalize): Free data structures used by store motion.
4851 (tree_ssa_lim): Call analyze_memory_references. Use
4852 store_motion instead of determine_lsm.
4854 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4856 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4857 rename tmake_file to m68hc11/t-m68hc11.
4858 (mcore): Set inhibit_libc to true.
4859 * config.host (alpha*-dec-*vms*): Set extra_programs.
4860 (interix3*): Don't use host_xmake_file.
4861 * configure.ac: Let config.gcc override inhibit_libc.
4862 * configure: Regenerate.
4864 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4865 * config/t-openbsd-thread: Remove commented out lines.
4867 * config/x-interix: Remove.
4869 * config/m68hc11/t-m68hc11-gas: Rename to...
4870 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4872 * config/mcore/t-mcore: Remove T_CFLAGS.
4873 * config/mcore/t-mcore-pe: Likewise.
4875 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4877 * configure.ac: Replace custom __GNU_SOURCE test with
4878 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4879 * aclocal.m4: Regenerate.
4880 * configure: Regenerate.
4881 * config.in: Regenerate.
4883 2008-03-27 Richard Guenther <rguenther@suse.de>
4885 * fold-const.c (target.h): Include.
4886 (fold_comparison): Fold comparison of addresses of decls
4887 that bind locally or of constants. Consolidate address folding code.
4888 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4889 results from fold_binary_to_constant.
4890 (compare_values_warnv): Likewise.
4892 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4895 * fold-const.c (fold_truthop): Check for integeral types when folding
4896 a == 0 && b == 0 and a != 0 || b != 0 .
4898 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4900 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4902 2008-03-26 Andreas Schwab <schwab@suse.de>
4904 * doc/invoke.texi: Fix use of @item vs. @itemx.
4906 2008-03-26 Tom Tromey <tromey@redhat.com>
4908 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4909 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4910 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4911 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4912 build/genconstants.o, build/genemit.o, build/genextract.o,
4913 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4914 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4917 2008-03-26 Richard Guenther <rguenther@suse.de>
4920 2008-03-26 Richard Guenther <rguenther@suse.de>
4922 * fold-const.c (target.h): Include.
4923 (fold_comparison): Fold comparison of addresses of two decls
4924 that bind locally. Consolidate address folding code.
4926 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4928 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4929 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4930 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4931 dconstsqrt2, dconstthird, dconste and/or dconst10.
4932 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4933 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4934 dconstsqrt2, dconste): Delete.
4935 (init_emit_once): Likewise. Simplify initializing dconstm1.
4937 * real.c (get_real_const): New.
4938 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4939 dconstsqrt2, dconste): Delete.
4940 (real_value_const, get_real_const): New.
4942 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4944 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4946 * config/i386/i386.c (ix86_function_arg_boundary): Check
4947 BIGGEST_ALIGNMENT instead of 128.
4948 (setup_incoming_varargs_64): Likewise.
4950 2008-03-26 Tom Tromey <tromey@redhat.com>
4952 * Makefile.in (DEPFILES): Add missing '/'.
4954 2008-03-26 Richard Guenther <rguenther@suse.de>
4956 * fold-const.c (target.h): Include.
4957 (fold_comparison): Fold comparison of addresses of two decls
4958 that bind locally. Consolidate address folding code.
4960 2008-03-26 Nick Clifton <nickc@redhat.com>
4963 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4964 not allow INT+INT as a legitimate addressing mode.
4966 2008-03-26 Richard Guenther <rguenther@suse.de>
4968 * tree-flow.h (widen_bitfield): Remove declaration.
4969 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4970 (widen_bitfield): Remove function.
4971 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4974 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4977 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4980 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4982 PR rtl-optimization/35232
4983 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4984 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4985 reg_reloaded_call_part_clobbered here.
4986 (reload_regs_reach_end_p): New function.
4987 (reload_reg_rtx_for_input): New variable.
4988 (reload_reg_rtx_for_output): Likewise.
4989 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4990 when reassigning a pseudo register. Load reloadreg from
4991 reload_reg_rtx_for_input, moving the mode and register
4993 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4994 instead of the original when deciding whether an input reload
4995 would be a no-op or whether an output reload can be deleted.
4996 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4997 when setting up new_spill_reg_store. Load it from
4998 reload_reg_rtx_for_output, moving the mode and register
5000 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
5001 instead of the original when deciding whether an output reload
5002 would be a no-op. Do the same when modifying insn notes.
5003 Use rtx_equal_p instead of == to compare the registers.
5004 (inherit_piecemeal_p): Take a mode and two register numbers
5006 (emit_reload_insns): Clear new_spill_reg_store for every hard
5007 register in the reload register. Remove spill registers
5008 from reg_reloaded_valid before considering whether to record
5009 inheritance information for them. Use reload_reg_rtx_for_output
5010 instead of reg_rtx when recording output reloads. Use
5011 reload_reg_rtx_for_input instead of reg_rtx when recording
5012 input reloads. Set or clear reg_reloaded_call_part_clobbered
5013 at the same time as setting reg_reloaded_valid.
5014 (delete_output_reload): Add a new_reload_reg parameter and use it
5015 instead of rld[j].reg_rtx.
5016 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5019 2008-03-25 Tom Tromey <tromey@redhat.com>
5021 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5022 (build/genattr.o): Likewise.
5023 (build/genattrtab.o): Likewise.
5024 (build/gencodes.o): Likewise.
5025 (build/genconfig.o): Likewise.
5026 (build/genconstants.o): Likewise.
5027 (build/genemit.o): Likewise.
5028 (build/genextract.o): Likewise.
5029 (build/genflags.o): Likewise.
5031 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5033 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5034 instead of size_int for integer types.
5035 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5036 to match type of MINUS_EXPR.
5038 2008-03-25 Tom Tromey <tromey@redhat.com>
5040 * configure: Rebuilt.
5041 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5044 2008-03-25 Tom Tromey <tromey@redhat.com>
5046 * config/x-solaris (host-solaris.o): Update.
5047 * config/x-linux (host-linux.o): Update.
5048 * config/x-hpux (host-hpux.o): Update.
5049 * config/x-darwin (host-darwin.o): Update.
5050 * config/v850/t-v850e (v850-c.o): Update.
5051 * config/v850/t-v850 (v850-c.o): Update.
5052 * config/t-vxworks (vxworks.o): Update.
5053 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5054 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5055 * config/spu/t-spu-elf (spu-c.o): Update.
5057 * config/sh/t-symbian (sh-c.o): Update.
5058 (symbian.o): Update.
5059 * config/sh/t-sh (sh-c.o): Update.
5060 * config/score/t-score-elf (score7.o, score3.o): Update.
5061 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5062 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5063 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5064 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5066 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5067 * config/m32c/t-m32c (m32c-pragma.o): Update.
5068 * config/ia64/t-ia64 (ia64-c.o): Update.
5069 * config/i386/x-mingw32 (host-mingw32.o): Update.
5070 * config/i386/x-i386 (driver-i386.o): Update.
5071 * config/i386/x-darwin (host-i386-darwin.o): Update.
5072 * config/i386/x-cygwin (host-cygwin.o): Update.
5073 * config/i386/t-nwld (nwld.o): Update.
5074 * config/i386/t-netware (netware.o): Update.
5075 * config/i386/t-interix (winnt.o): Update.
5076 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5077 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5078 msformat-c.o): Update.
5079 * config/bfin/t-bfin-linux (generated_files): Add
5080 linux-sysroot-suffix.h.
5081 * config/arm/t-wince-pe (pe.o): Update.
5082 * config/arm/t-strongarm-pe (pe.o): Update.
5083 * config/arm/t-pe (pe.o): Update.
5084 * config/arm/t-arm (arm-c.o): Update.
5085 * doc/install.texi (Prerequisites): Require make 3.80.
5086 * Makefile.in: Remove .o targets.
5087 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5088 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5089 (simple_generated_h, simple_generated_c): Move earlier.
5090 (generated_files): New variable.
5091 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5092 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5093 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5094 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5095 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5096 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5097 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5098 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5099 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5100 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5101 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5102 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5104 (COMPILE.base, COMPILE): New variables.
5105 (%.o): New pattern rule.
5106 (ALL_HOST_OBJS): New variable.
5107 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5108 (dummy-checksum.o, cc1-checksum.o): Remove.
5109 (DRIVER_SHLIB): New variable.
5110 (DRIVER_DEFINES): Use it.
5111 (gencondmd.c): Move out of build/.
5112 (s-conditions): Update.
5113 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5114 (ALL_BUILD_OBJS): Likewise.
5115 (build/%.o): Use BUILDCOMPILE.
5116 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5117 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5118 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5119 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5120 build/genconfig.o, build/genconstants.o, build/genemit.o,
5121 build/genextract.o, build/genflags.o, build/genmddeps.o,
5122 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5123 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5124 build/gen-protos.o, build/scan.o, build/fix-header.o,
5125 build/scan-decls.o): Simplify.
5126 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5127 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5128 prefix.o, toplev.o): Reduce to variable setting.
5129 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5130 ($(out_object_file), gcc-options.o): New targets.
5131 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5132 * configure: Rebuilt.
5133 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5134 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5136 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5138 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5139 complain when we hit an error, return ERROR_MARK_NODE.
5141 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5143 * config/sh/constraints.md (Pso, Psz): New constraints.
5144 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5145 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5147 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5149 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5150 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5152 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5154 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5155 (prefetch_sh2a): New.
5157 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5158 Naveen.H.S <naveen.hs@kpitcummins.com>
5160 * config/sh/constraints.md (I28): New constraint.
5161 * config/sh/sh.c (broken_move): Add support for movi20s.
5162 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5164 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5165 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5166 Naveen.H.S <naveen.hs@kpitcummins.com>
5168 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5169 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5170 (print_operand): Handle resbank in %@ operand code.
5171 (sh_encode_section_info): New.
5172 (push_regs): Add conditions for resbank.
5173 (sh_expand_epilogue): Likewise.
5174 (sh_insert_attributes): Likewise.
5175 (sh_attribute_table): Likewise.
5176 (sh_handle_resbank_handler_attribute): New.
5177 (sh2a_handle_function_vector_handler_attribute): New.
5178 (sh2a_is_function_vector_call): New.
5179 (sh2a_get_function_vector_number): New.
5180 (sh2a_function_vector_p): New.
5181 (sh_cfun_resbank_handler_p): New.
5182 * config/sh/sh.md (calli): Emit jsr/n if possible.
5183 (calli_tbr_rel): New.
5184 (calli_pcrel): Emit jsr/n if possible.
5185 (return_i): Emit rts/n if possible.
5186 (call_valuei_tbr_rel): New.
5187 (call_valuei_pcrel): Add condition for SH2A target.
5188 (call_value): Likewise.
5189 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5190 (sh2a_get_function_vector_number): Likewise.
5191 (sh2a_is_function_vector_call): Likewise.
5192 * doc/extend.texi: Document TBR relative addressing of SH2A.
5193 (resbank): Add description for SH2A.
5195 2008-03-24 Richard Guenther <rguenther@suse.de>
5198 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5199 pointer assignments change conversions according to middle-end rules.
5200 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5201 * configure.ac: Include type checking in yes.
5202 * configure: Regenerate.
5204 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5206 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5207 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5209 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5211 * gthr-vxworks.h (UNUSED): Define.
5213 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5215 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5217 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5219 * doc/extend.texi (Function Attributes): Add missing comma in the
5220 example of the "alloc_size" attribute.
5222 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5225 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5227 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5230 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5233 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5234 of the underlying type of a MS bitfield layout to the natural
5235 alignment of the type.
5237 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5239 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5240 to their natural alignment to avoid store forwarding stalls.
5242 2008-03-22 Richard Guenther <rguenther@suse.de>
5244 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5245 For PHI nodes verify the address is invariant.
5246 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5247 (get_symbol_constant_value): Use is_gimple_min_invariant.
5248 (maybe_fold_stmt_indirect): Likewise.
5250 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5252 PR rtl-optimization/33927
5253 * Makefile.in (dse.o): Depend on $(TM_P_H).
5254 * expr.h (extract_low_bits): Declare.
5255 * expmed.c (extract_low_bits): New function.
5256 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5257 * dse.c: Include tm_p.h.
5258 (find_shift_sequence): Remove the read_reg argument and return the
5259 read value. Emit the instructions instead of returning them.
5260 Iterate on new_mode rather than calculating it each time.
5261 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5262 source to NEW_MODE and extract_low_bits to convert the shifted
5264 (replace_read): Allow the load and store to have different mode
5265 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5266 or extraction instructions before trying the replacement. Update
5267 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5269 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5271 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5272 to their natural alignment to avoid store forwarding stalls.
5274 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5277 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5278 encouraging but not allowing gprs for input;
5279 change the input constraint to !f#r.
5280 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5282 change the output constraint to !f#r.
5284 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5287 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5288 corresponding post-reload splitters.
5289 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5290 when x87 FP math is selected.
5291 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5292 New function prototype.
5293 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5294 unreachable function to ease macroization of insn patterns.
5296 2008-03-21 Martin Jambor <mjambor@suse.cz>
5298 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5299 reference dumps if ddr is NULL or dependence is unknown.
5301 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5303 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5304 unsigned extension into account.
5305 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5306 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5307 Do computations on a scratch register.
5309 2008-03-21 Richard Guenther <rguenther@suse.de>
5311 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5312 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5313 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5314 * tree-ssa-dom.c (record_equality): Likewise.
5315 * tree-inline.c (copy_body_r): Likewise.
5316 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5319 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5321 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5322 as 'delete_unused' argument.
5324 2008-03-20 Richard Guenther <rguenther@suse.de>
5326 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5327 special casing of constant qualifiers.
5328 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5329 care about them in general.
5330 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5331 regardless of their type.
5332 (fold_stmt_r): Forcefully fold *& if we end up with that.
5334 2008-03-20 Paul Brook <paul@codesourcery.com>
5336 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5337 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5339 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5341 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5342 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5344 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5346 * common.opt (Wmudflap): New option.
5347 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5348 (mx_register_decls): Likewise.
5349 (mudflap_finish_file): Likewise.
5350 * doc/invoke.texi: Document -Wno-mudflap.
5352 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5354 * c-format.c (replace_format_name_to_system_name): New.
5356 (convert_format_name_to_system_name): New.
5357 (decode_format_attr): Add use of convert_format_name_to_system_name.
5358 (format_types_orig): Add gnu_ prefix to names.
5359 (check_format_info_main): Special treating of \0 escaped names for
5360 supporting multi-character format specifiers as I32, I64.
5361 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5362 (gnu_target_overrides_format_attributes): New.
5363 * c-format.h: Add structure target_ovr_attr to hold
5364 system specific formatter names.
5365 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5366 msformat-c.o file to c_target_objs and cxx_target_objs.
5367 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5368 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5369 (TARGET_N_FORMAT_TYPES): New.
5370 * config/i386/msformat-c.c: New.
5371 * config/i386/t-cygming: Add build rule for msformat-c.o.
5372 * doc/extend.texi: Add new format names gnu_* and ms_* and
5374 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5376 2008-03-20 Ira Rosen <irar@il.ibm.com>
5378 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5379 optimizations turned on under -O3.
5380 (ftree-vectorize): Add that the flag is turned on with -O3.
5382 2008-03-20 Ben Elliston <bje@au.ibm.com>
5384 * regmove.c (try_auto_increment): Fix spelling error in comment.
5385 * final.c (final_scan_insn): Likewise.
5387 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5390 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5391 allocator preferences for "y" and "r" class registers.
5392 ("*mov<mode>_internal"): Ditto.
5393 ("*movv2sf_internal_rex64"): Ditto.
5394 ("*movv2sf_internal"): Ditto.
5396 2008-03-19 Michael Matz <matz@suse.de>
5399 * calls.c (expand_call): Check overlap of arguments with call
5400 address for sibcalls.
5402 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5405 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5406 of the underlying type of a MS bitfield layout to the natural
5407 alignment of the type.
5409 2008-03-19 Jan Hubicka <jh@suse.cz>
5412 * toplev.c (decode_d_option): Handle all CPP flags.
5413 * tree-vrp.c: Update tree_pass descriptors.
5414 * regrename.c: Update tree_pass descriptors.
5415 * fwprop.c: Update tree_pass descriptors.
5416 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5417 * tree-into-ssa.c: Update tree_pass descriptors.
5418 * tree-dump.c: Update tree_pass descriptors.
5419 * tree-complex.c: Update tree_pass descriptors.
5420 * tree-dump.h: Update tree_pass descriptors.
5421 * see.c: Update tree_pass descriptors.
5422 * cgraphbuild.c: Update tree_pass descriptors.
5423 * tracer.c: Update tree_pass descriptors.
5424 * tree-loop-distribution.c: Update tree_pass descriptors.
5425 * cgraph.c: Update tree_pass descriptors.
5426 * postreload-gcse.c: Update tree_pass descriptors.
5427 * postreload.c: Update tree_pass descriptors.
5428 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5429 * tree-tailcall.c: Update tree_pass descriptors.
5430 * tree-pass.h (tree_opt_pass): Rename to ...
5431 (opt_pass) ... this one; add "type" field and remove letter field.
5432 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5433 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5434 all_lowering_passes): Update declaration.
5435 * ipa-cp.c: Update tree_pass descriptors.
5436 * final.c: Update tree_pass descriptors.
5437 * omp-low.c: Update tree_pass descriptors.
5438 * tree-ssa-dse.c: Update tree_pass descriptors.
5439 * ipa-reference.c: Update tree_pass descriptors.
5440 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5441 * auto-inc-dec.c: Update tree_pass descriptors.
5442 * reorg.c: Update tree_pass descriptors.
5443 * cgraphunit.c: Update tree_pass descriptors.
5444 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5445 * tree-ssa-ccp.c: Update tree_pass descriptors.
5446 * df-core.c: Update tree_pass descriptors.
5447 * mode-switching.c: Update tree_pass descriptors.
5448 * tree-nomudflap.c: Update tree_pass descriptors.
5449 * modulo-sched.c: Update tree_pass descriptors.
5450 * ipa-pure-const.c: Update tree_pass descriptors.
5451 * cse.c: Update tree_pass descriptors.
5452 * web.c: Update tree_pass descriptors.
5453 * tree-stdarg.c: Update tree_pass descriptors.
5454 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5455 * tree-ssa-dom.c: Update tree_pass descriptors.
5456 * tree-nrv.c: Update tree_pass descriptors.
5457 * tree-ssa-alias.c: Update tree_pass descriptors.
5458 * loop-init.c: Update tree_pass descriptors.
5459 * gimple-low.c: Update tree_pass descriptors.
5460 * ipa-inline.c: Update tree_pass descriptors.
5461 * tree-ssa-sink.c: Update tree_pass descriptors.
5462 * global.c: Update tree_pass descriptors.
5463 * ifcvt.c: Update tree_pass descriptors.
5464 * jump.c: Update tree_pass descriptors.
5465 * predict.c: Update tree_pass descriptors.
5466 * tree-ssa-loop.c: Update tree_pass descriptors.
5467 * recog.c: Update tree_pass descriptors.
5468 * dse.c: Update tree_pass descriptors.
5469 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5470 * tree-eh.c: Update tree_pass descriptors.
5471 * regmove.c: Update tree_pass descriptors.
5473 * function.c: Update tree_pass descriptors.
5474 * tree-vectorizer.c: Update tree_pass descriptors.
5475 * gcse.c: Update tree_pass descriptors.
5476 * ipa-type-escape.c: Update tree_pass descriptors.
5477 * tree-if-conv.c: Update tree_pass descriptors.
5478 * init-regs.c: Update tree_pass descriptors.
5479 * ipa.c: Update tree_pass descriptors.
5480 * tree-ssa-phiopt.c: Update tree_pass descriptors.
5481 * rtl-factoring.c: Update tree_pass descriptors.
5482 * lower-subreg.c: Update tree_pass descriptors.
5483 * bt-load.c: Update tree_pass descriptors.
5484 * tree-dfa.c: Update tree_pass descriptors.
5485 * except.c: Update tree_pass descriptors.
5486 * emit-rtl.c: Update tree_pass descriptors.
5487 * cfgexpand.c: Update tree_pass descriptors.
5488 * tree-cfgcleanup.c: Update tree_pass descriptors.
5489 * cfgcleanup.c: Update tree_pass descriptors.
5490 * tree-ssa-pre.c: Update tree_pass descriptors.
5491 * tree-sra.c: Update tree_pass descriptors.
5492 * tree-mudflap.c: Update tree_pass descriptors.
5493 * tree-ssa-copy.c: Update tree_pass descriptors.
5494 * cfglayout.c: Update tree_pass descriptors.
5495 * tree-ssa-forwprop.c: Update tree_pass descriptors.
5496 * tree-ssa-dce.c: Update tree_pass descriptors.
5497 * tree-ssa.c: Update tree_pass descriptors.
5498 * regclass.c: Update tree_pass descriptors.
5499 * integrate.c: Update tree_pass descriptors.
5500 * tree-optimize.c: Update tree_pass descriptors.
5501 * tree-ssa-phiprop.c: Update tree_pass descriptors.
5502 * tree-object-size.c: Update tree_pass descriptors.
5503 * combine.c: Update tree_pass descriptors.
5504 * tree-outof-ssa.c: Update tree_pass descriptors.
5505 * bb-reorder.c: Update tree_pass descriptors.
5506 * stack-ptr-mod.c: Update tree_pass descriptors.
5507 * var-tracking.c: Update tree_pass descriptors.
5508 * tree-profile.c: Update tree_pass descriptors.
5509 * tree-vect-generic.c: Update tree_pass descriptors.
5510 * reg-stack.c: Update tree_pass descriptors.
5511 * sched-rgn.c: Update tree_pass descriptors.
5512 * tree-ssa-structalias.c: Update tree_pass descriptors.
5513 * tree-cfg.c: Update tree_pass descriptors.
5514 * passes.c (current_pass): Update declaration.
5515 (finish_optimization_passes): Update.
5516 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5517 (register_one_dump_file, register_dump_files_1, next_pass_1):
5519 (init_optimization_passes): Update handling of new types.
5520 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5521 * ipa-struct-reorg.c: Update tree_pass descriptors.
5522 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5523 * combine-stack-adj.c: Update tree_pass descriptors.
5524 * cfgrtl.c: Update tree_pass descriptors.
5525 * dce.c: Update tree_pass descriptors.
5526 * tree-ssanames.c: Update tree_pass descriptors.
5528 2008-03-19 Richard Guenther <rguenther@suse.de>
5531 * tree-ssa.c (walk_data): New structure.
5532 (warn_uninitialized_var): If not always_executed warn with "maybe"
5534 (execute_early_warn_uninitialized): Compute post-dominators.
5535 Initialize always_executed before processing each basic block.
5537 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5540 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5541 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5543 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5545 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5547 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5549 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5551 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5552 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5553 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5554 target after ignore has been set, and move there also the commputation
5555 of subtarget and original_target.
5556 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5557 (LANG_HOOKS_INITIALIZER): Remove it.
5558 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5560 2008-03-18 Richard Guenther <rguenther@suse.de>
5562 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5563 found an expression with constants, note that in the VN for the lhs.
5564 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5565 fold them to constants if possible. Run cleanup_cfg if done so.
5566 (execute_pre): Return todo.
5568 (execute_fre): Likewise.
5569 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5571 (get_prop_source_stmt): Look through pointer conversions.
5573 2008-03-18 Jan Hubicka <jh@suse.cz>
5575 * tree-pretty-print.c: Include predict.h.
5576 (dump_generic_node): Dump predictor.
5577 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5578 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5579 * gimple-low.c (lower_stmt): Likewise.
5580 * expr.c (expand_expr_real): Likewise.
5581 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5583 (build_predict_expr, build_predict_expr): New.
5584 * predict.h (predictor_name, build_predict_expr): Update.
5585 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5586 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5587 * predict.def (PRED_CONTINUE): Update hitrate.
5588 * tree.def (PREDICT_EXPR): Define.
5589 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5590 do not handle BIND_EXPR.
5591 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5592 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5593 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5596 2008-03-18 Michael Matz <matz@suse.de>
5598 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5600 2008-03-18 Richard Guenther <rguenther@suse.de>
5602 * tree-gimple.h (is_gimple_invariant_address): Declare.
5603 (is_gimple_constant): Likewise.
5604 * tree-gimple.c (is_gimple_constant): New function.
5605 (is_gimple_invariant_address): Likewise.
5606 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5607 and is_gimple_invariant_address.
5608 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5610 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5611 an addressable base.
5613 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5616 * gimplify.c (gimplify_expr): Gimplify second operand of
5619 2008-03-17 Richard Guenther <rguenther@suse.de>
5621 PR tree-optimization/19637
5622 * fold-const.c (fold_unary): Remove restrictions of removing
5623 intermediate pointer-conversions (P2)(P1)P0.
5624 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5625 conversion to void pointer.
5626 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5628 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5631 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5632 emulated thread local variables.
5634 2008-03-16 Richard Guenther <rguenther@suse.de>
5637 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5638 expand TREE_INVARIANT operations that are not gimple invariant.
5640 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5642 * doc/extend.texi (Alignment): Say that the ABI controls
5643 the __alignof__ for non-strict-alignment targets rather
5644 than being a recommendation.
5646 2008-03-15 Paul Brook <paul@codesourcery.com>
5648 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5650 (arm_output_fn_unwind): Mark functions that can not be unwound.
5652 2008-03-15 Paul Brook <paul@codesourcery.com>
5654 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5655 extension instructions.
5657 2008-03-15 Richard Guenther <rguenther@suse.de>
5659 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5660 and fold constant aggregate refs.
5661 (fold_const_aggregate_ref): Handle string constants
5662 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5663 (evaluate_stmt): Simplify now that ccp_fold folds constant
5666 2008-03-15 Paul Brook <paul@codesourcery.com>
5668 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5669 (extzv): Use gen_extzv_t2.
5670 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5672 2008-03-15 Richard Guenther <rguenther@suse.de>
5674 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5675 (fold_const_aggregate_ref): Likewise.
5676 (get_value): Return NULL if we don't have any values.
5677 (ccp_finalize): Set const_val to NULL after freeing it.
5678 * tree-flow.h (get_symbol_constant_value): Declare.
5679 (fold_const_aggregate_ref): Likewise.
5680 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5682 2008-03-15 Richard Guenther <rguenther@suse.de>
5685 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5686 to not produce negative array indices if not allowed. Add
5687 parameter to indicate that.
5688 (maybe_fold_offset_to_component_ref): Allow negative array
5689 indices only for the first member of a structure.
5690 (maybe_fold_offset_to_reference): Allow negative array indices.
5691 (maybe_fold_stmt_addition): Likewise.
5693 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5694 Anatoly Sokolov <aesok@post.ru>
5696 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5697 (avr_arch): Add ARCH_AVR6.
5698 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5699 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5700 instead of fixed value 2.
5701 (print_operand_address): Use gs() asm specifier instead of pm().
5702 (avr_assemble_integer): (Ditto.).
5703 (avr_output_addr_vec_elt): (Ditto.).
5704 (print_operand): Handle "!" code.
5705 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5706 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5707 (AVR_HAVE_EIJMP_EICALL): Define.
5708 (AVR_3_BYTE_PC): Redefine.
5709 (AVR_2_BYTE_PC): (Ditto.).
5710 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5711 (LINK_SPEC): Add atmega2560 and atmega2561.
5712 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5714 * config/avr/avr.md (call_insn): Use eicall instead of icall
5715 for 3 byte PC devices.
5716 (call_value_insn): (Ditto.).
5717 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5718 (indirect_jump): Use only for for 2 byte PC devices.
5719 (*tablejump): (Ditto.).
5720 (*indirect_jump_avr6): Add insn.
5721 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5722 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5723 instead of ijmp for 3 byte PC devices.
5724 (__tablejump2__): (Ditto.).
5725 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5726 (MULITLIB_DIRNAMES): (Ditto.).
5727 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5729 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5731 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5732 "sse2_umulsidi3". Use V1DI mode for operand 0.
5733 ("mmx_psadbw"): Use V1DI mode for operand 0.
5734 * config/i386/i386-modes.def (V1SI): New vector mode.
5735 * config/i386/i386.c (struct builtin_description)
5736 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5737 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5738 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5739 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5740 v1di_ftype_v8qi_v8qi type.
5741 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5743 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5744 __builtin_ia32_pmuludq]: Fix the mode of return value.
5746 2008-03-15 Richard Guenther <rguenther@suse.de>
5749 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5752 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5754 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5755 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5756 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5757 unless TARGET_SERIALIZE_VOLATILE is enabled.
5758 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5759 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5760 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5762 2008-03-14 Richard Guenther <rguenther@suse.de>
5764 PR tree-optimization/34172
5765 * tree-flow.h (refs_may_alias_p): Declare.
5766 (get_single_def_stmt): Likewise.
5767 (get_single_def_stmt_from_phi): Likewise.
5768 (get_single_def_stmt_with_phi): Likewise.
5769 * tree-dfa.c (refs_may_alias_p): New function.
5770 (get_single_def_stmt): Likewise.
5771 (get_single_def_stmt_from_phi): Likewise.
5772 (get_single_def_stmt_with_phi): Likewise.
5773 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5774 (vn_reference_lookup_1): New helper function.
5775 (vn_reference_lookup): Walk the virtual use-def chain to
5776 continue searching for a match if the def does not alias the
5777 reference we are looking for.
5779 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5781 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5782 archive and Perzl. Update The Written Word listing.
5784 2008-03-14 Richard Guenther <rguenther@suse.de>
5786 PR tree-optimization/34043
5787 PR tree-optimization/33989
5788 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5790 (bitmap_find_leader): Use extra argument to verify dominance
5791 relationship inside a basic-block.
5792 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5793 (find_leader_in_sets): Adjust.
5794 (create_component_ref_by_pieces): Take extra argument for
5795 dominance check, handle lookup failures.
5796 (find_or_generate_expression): Likewise.
5797 (create_expression_by_pieces): Likewise.
5798 (insert_into_preds_of_block): Adjust.
5799 (create_value_expr_from): If asked for, verify all operands
5800 are in the blocks AVAIL_OUT set.
5801 (make_values_for_stmt): Check for SSA_NAMEs that are life
5802 over an abnormal edge.
5803 (compute_avail): Remove such check.
5804 (do_SCCVN_insertion): New function.
5805 (eliminate): If we do not find a leader suitable for replacement
5806 insert a replacement expression from SCCVN if available.
5807 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5808 (struct vn_ssa_aux): Add needs_insertion flag.
5809 * tree-ssa-sccvn.c (may_insert): New global flag.
5810 (copy_reference_ops_from_ref): Value-number union member access
5811 based on its size, not type and member if insertion is allowed.
5812 (visit_reference_op_load): For a weak match from union type
5813 punning lookup a view-converted value and insert a SSA_NAME
5814 for that value if that is not found.
5815 (visit_use): Make dumps shorter. Do not disallow value numbering
5816 SSA_NAMEs that are life over an abnormal edge to constants.
5817 (free_scc_vn): Release inserted SSA_NAMEs.
5818 (run_scc_vn): New flag to specify whether insertion is allowed.
5819 Process SSA_NAMEs in forward order.
5820 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5821 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5822 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5823 pointer type to/from integral types that do not change the
5824 precision to regular conversions.
5826 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5828 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5829 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5830 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5831 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5832 input arguments and the mode of return value. Built-in functions
5833 that operate on whole 64-bit MMX register now use V1DI mode.
5835 2008-03-13 Alon Dayan <alond@il.ibm.com>
5836 Olga Golovanevsky <olga@il.ibm.com>
5838 PR tree-optimization/35041
5839 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5840 to locate the right position in a statement.
5842 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5846 * config/i386/xmmintrin.h: Change all static inline functions to
5847 extern inline and add __gnu_inline__ attribute.
5848 * config/i386/bmintrin.h: Ditto.
5849 * config/i386/smmintrin.h: Ditto.
5850 * config/i386/tmmintrin.h: Ditto.
5851 * config/i386/mmintrin-common.h: Ditto.
5852 * config/i386/ammintrin.h: Ditto.
5853 * config/i386/emmintrin.h: Ditto.
5854 * config/i386/pmmintrin.h: Ditto.
5855 * config/i386/mmintrin.h: Ditto.
5856 * config/i386/mm3dnow.h: Ditto.
5858 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5861 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5862 (lower_omp_2): New function.
5863 (lower_omp_1, lower_omp): Rewritten.
5865 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5868 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5869 with the phrase "Microsoft Windows compilers".
5870 (Push/Pop Macro Pragmas): New subsection. Document
5871 #pragma push_macro and pragma pop_macro.
5873 2008-03-12 Paul Brook <paul@codesourcery.com>
5875 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5877 2008-03-12 Paul Brook <paul@codesourcery.com>
5879 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5880 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5881 (thumb2_addsi_shortim): Rename ...
5882 (thumb2_addsi_short): ... to this. Allow register operands.
5883 (thumb2_subsi_short): New pattern.
5884 (thumb2_one_cmplsi2_short,
5885 thumb2_negsi2_short): New patterns and peepholes.
5887 2008-03-12 Paul Brook <paul@codesourcery.com>
5889 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5891 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5893 * config/i386/i386.md (int_cond): New code iterator.
5895 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5896 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5897 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5898 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5899 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5900 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5901 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5902 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5904 2008-03-12 Paul Brook <paul@codesourcery.com>
5906 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5907 instead of {arm,thumb}_compute_save_reg_mask.
5908 (output_return_instruction): Ditto.
5909 (thumb_unexpanded_epilogue): Ditto.
5910 (thumb1_expand_prologue): Ditto.
5911 (thumb1_output_function_prologue): Ditto.
5912 (arm_set_return_address): Ditto.
5913 (thumb_set_return_address): Ditto.
5914 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5915 regs to achieve stack alignment.
5916 (thumb1_compute_save_reg_mask): Fix compiler warning.
5917 (arm_output_epilogue): Use offsets->saved_regs_mask.
5918 Adjust stack pointer by poping call clobered registers.
5919 (arm_expand_prologue): Use offsets->saved_regs_mask.
5920 Adjust stack pointer by pushing extra registers.
5921 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5923 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5926 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5927 conversion to the operands of a multiplication.
5929 2008-03-12 Richard Guenther <rguenther@suse.de>
5931 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5932 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5933 * timevar.def (TV_TREE_PHIPROP): Add.
5934 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5935 pass description. Use TV_TREE_PHIPROP.
5936 * tree-ssa-forwprop.c: Remove phiprop code.
5938 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5941 * omp-low.c (maybe_lookup_decl): Constify first argument.
5942 (use_pointer_for_field): Change last argument from bool to
5943 omp_context *. Disallow shared copy-in/out in nested
5944 parallel if decl is shared in outer parallel too.
5945 (build_outer_var_ref, scan_sharing_clauses,
5946 lower_rec_input_clauses, lower_copyprivate_clauses,
5947 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5949 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5950 Ira Rosen <irar@il.ibm.com>
5952 * tree-vectorizer.c (free_stmt_vec_info): New function.
5953 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5954 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5955 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5956 * tree-vect-transform.c (vectorizable_conversion): Free
5957 vec_oprnds0 if it was allocated.
5958 (vect_permute_store_chain): Remove unused VECs.
5959 (vectorizable_store): Free VECs that are allocated in the..
5961 (vect_transform_strided_load, vectorizable_load): Likewise.
5962 (vect_remove_stores): Simplify the code.
5963 (vect_transform_loop): Move code to vect_remove_stores().
5964 Call vect_remove_stores() and free_stmt_vec_info().
5966 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5968 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5969 TARGET_HPUX. Revise comment.
5970 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5971 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5972 Use sr4 variant of `be' instruction when not generating PIC code.
5973 (attr_length_call): Adjust for above change.
5975 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5977 * ipa-reference.c (static_execute): Remove module_statics_const and
5978 associated setting code.
5980 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5983 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5984 predicate for operand 1.
5985 (paritysi2_cmp): Use register_operand predicate for operand 2.
5986 Use earlyclobber modifier for operand 1. Remove support for
5988 (paritydi2_cmp): Use register_operand predicate for operand 3.
5989 Use earlyclobber modifier for operand 1. Remove support for
5992 2008-03-11 Paul Brook <paul@codesourcery.com>
5993 Vladimir Prus <vladimir@codesourcery.com>
5995 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5996 (arm_compute_save_reg0_reg12_mask): Always
5997 check if register 11 must be saved. Always safe hard frame pointer
5998 when frame_pointer_needeed.
5999 (arm_compute_save_reg_mask): Save IP and PC
6000 only with apcs frames.
6001 (arm_output_epilogue): Adjust Thumb2 codepath to
6002 be also invoked and work for ARM non-apcs frames.
6003 (arm_expand_prologue): Don't bother saving IP
6004 for non-apcs frame, since it's not clobbered by
6005 prologue code. Implement non-apcs frame
6008 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6010 PR rtl-optimization/35281
6011 * expr.c (convert_move): Use a new pseudo for the intermediate
6012 from_mode->word_mode result.
6014 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6016 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6017 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6018 * toplev.c (compile_file): Don't call it.
6020 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6023 * expr.c (store_expr): Call emit_block_move if the mode
6024 of "temp" RTX is BLKmode.
6026 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6027 Richard Guenther <rguenther@suse.de>
6029 PR tree-optimization/31358
6030 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6031 the step with a NULL_TREE.
6032 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6033 to sizetype if type is a pointer type.
6034 (add_candidate_1): Don't convert the base and step to
6035 the generic type if the orginal type is a pointer type.
6036 (add_iv_value_candidates): Use sizetype for the step
6037 if type is a pointer type.
6038 (cand_value_at): Likewise.
6039 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6041 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6042 Don't convert the tem affine to the type.
6043 (add_elt_to_tree): Use sizetype for the step if a pointer.
6044 Use POINTER_PLUS_EXPR for pointers.
6045 (aff_combination_to_tree): Use sizetype for the step if a
6048 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6050 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6051 Remove commutativity hint.
6053 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6057 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6058 errorneous type. Check that v is a VAR_DECL.
6061 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6063 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6065 PR tree-optimization/35494
6066 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6067 may be overriden at link and run time.
6069 2008-03-10 Richard Guenther <rguenther@suse.de>
6071 PR tree-optimization/34677
6072 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6073 (poolify_tree): Likewise.
6074 (modify_expr_template): Likewise.
6075 (poolify_modify_stmt): Likewise.
6076 (insert_fake_stores): Handle all component-ref style stores
6077 in addition to INDIRECT_REF. Also handle complex types.
6078 Do not poolify the inserted load.
6079 (realify_fake_stores): Do not rebuild the tree but only
6080 make it a SSA_NAME copy.
6081 (init_pre): Remove initialzation of modify_expr_template.
6082 Do not allocate modify_expr_node_pool.
6083 (fini_pre): Do not free modify_expr_node_pool.
6085 2008-03-10 Paul Brook <paul@codesourcery.com>
6087 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6090 2008-03-10 Paul Brook <paul@codesourcery.com>
6091 Mark Shinwell <shinwell@codesourcery.com>
6093 * config/arm/cortex-r4.md: New.
6094 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6096 * config/arm/arm.md: Include cortex-r4.md.
6097 (insn): Add smmls, sdiv and udiv values.
6098 (generic_sched): Don't use generic scheduling for Cortex-R4.
6099 (arm_issue_rate): New function.
6100 (TARGET_SCHED_ISSUE_RATE): Define.
6102 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6104 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6106 2008-03-10 Richard Guenther <rguenther@suse.de>
6108 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6109 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6111 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6113 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6114 Set default to true.
6116 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6118 * c.opt (Wsynth): Deprecate.
6119 * doc/invoke.texi (Option Summary, Warning Options): Document
6120 -Wno-format-contains-nul.
6122 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6125 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6126 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6128 2008-03-09 Ira Rosen <irar@il.ibm.com>
6130 * config/rs6000/rs6000.c (builtin_description): Rename vector
6131 left shift operations.
6132 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6133 (altivec_vsl<VI_char>): Rename to ...
6134 (ashl<mode>3): ... new name.
6135 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6137 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6139 2008-03-08 Richard Guenther <rguenther@suse.de>
6141 * coverage.h (tree_coverage_counter_addr): Declare.
6142 * coverage.c (tree_coverage_counter_addr): New function.
6143 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6145 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6146 (tree_gen_one_value_profiler): Likewise.
6147 (tree_gen_ic_profiler): Likewise.
6148 (tree_gen_average_profiler): Likewise.
6149 (tree_gen_ior_profiler): Likewise.
6151 2008-03-08 Richard Guenther <rguenther@suse.de>
6153 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6154 (vn_binary_op_insert): Likewise.
6155 (vn_unary_op_lookup): Likewise.
6156 (vn_unary_op_insert): Likewise.
6157 (vn_nary_op_lookup): Declare.
6158 (vn_nary_op_insert): Likewise.
6159 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6160 and binary hashes, use a single obstack for unary_op_pool
6162 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6163 a single struct vn_nary_op_s. Store tree code length and
6164 a variable number of operands.
6165 (struct vn_reference_op_struct): Remove unused op2.
6166 (vn_reference_op_eq): Do not compare op2.
6167 (vn_reference_op_compute_hash): Do not compute hash of op2.
6168 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6169 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6170 with vn_nary_op_compute_hash.
6171 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6172 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6174 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6176 (visit_unary_op): Call nary functions.
6177 (visit_binary_op): Likewise.
6178 (process_scc): Adjust for struct vn_tables_s changes.
6179 (allocate_vn_table): Likewise.
6180 (free_vn_table): Likewise.
6181 * tree-vn.c (vn_add): Call nary functions.
6182 (vn_lookup): Likewise.
6184 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6187 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6188 wdst back after sync_compare_and_swapqhi_internal.
6190 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6193 * config/i386/i386-modes.def (V1DI): New vector mode.
6194 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6195 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6196 (MMXMODE248): Ditto.
6197 (MMXMODE): Add V1DI mode.
6198 (mmxvecsize): Change DI mode to V1DI mode.
6199 ("mov<mode>): Use MMXMODEI8 mode iterator.
6200 ("*mov<mode>_internal_rex64"): Ditto.
6201 ("*mov<mode>_internal"): Ditto.
6202 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6203 ("mmx_sub<mode>3"): Ditto.
6204 ("mmx_adddi3"): Remove insn pattern.
6205 ("mmx_subdi3"): Ditto.
6206 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6207 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6208 ("mmx_ashl<mode>3"): Ditto.
6209 ("mmx_lshrdi3"): Remove insn pattern.
6210 ("mmx_ashldi3"): Ditto.
6211 * config/i386/i386.c (classify_argument): Handle V1DImode.
6212 (function_arg_advance_32): Ditto.
6213 (function_arg_32): Ditto.
6214 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6215 mmx_addv1di3 insn pattern.
6216 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6217 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6218 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6219 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6220 Remove definitions of built-in functions.
6221 (V1DI_type_node): New node.
6222 (v1di_ftype_v1di_int): Ditto.
6223 (v1di_ftype_v1di_v1di): Ditto.
6224 (v2si_ftype_v2si_si): Ditto.
6225 (v4hi_ftype_v4hi_di): Remove node.
6226 (v2si_ftype_v2si_di): Ditto.
6227 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6228 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6229 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6230 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6231 Add new builtins using def_builtin_const.
6232 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6233 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6234 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6235 * config/i386/mmintrin.h (__v1di): New typedef.
6236 (_mm_add_si64): Cast arguments to __v1di type.
6237 (_mm_sub_si64): Ditto.
6238 (_mm_sll_pi16): Cast __count to __v4hi type.
6239 (_mm_sll_pi32): Cast __count to __v2si type.
6240 (_mm_sll_si64): Cast arguments to __v1di type.
6241 (_mm_srl_pi16): Cast __count to __v4hi type.
6242 (_mm_srl_pi32): Cast __count to __v2si type.
6243 (_mm_srl_si64): Cast arguments to __v1di type.
6244 (_mm_sra_pi16): Cast __count to __v4hi type.
6245 (_mm_sra_pi32): Cast __count to __v2si type.
6246 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6247 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6248 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6249 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6250 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6251 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6252 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6253 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6254 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6255 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6256 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6257 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6259 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6261 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6263 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6266 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6267 reg+const addressing for Altivec modes. Don't generate reg+reg
6268 addressing for TFmode or TDmode quantities.
6270 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6272 * c-common.c (vector_types_convertible_p): Call langhook
6273 instead of comptypes.
6275 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6278 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6279 integral and scalar float variables which have a
6282 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6284 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6285 dwarf_register_span hook when emitting unwind information for
6286 register-to-memory saves.
6287 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6288 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6290 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6292 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6293 for the same VAR_DECL.
6295 2008-03-06 Tom Tromey <tromey@redhat.com>
6298 * doc/standards.texi (Standards): Don't mention treelang.
6299 * doc/invoke.texi (Overall Options): Don't mention treelang.
6300 * doc/install.texi (Prerequisites): Don't mention bison or
6302 (Configuration): Don't mention treelang.
6303 (Building): Likewise.
6304 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6306 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6308 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6309 word-extractions out of a multi-word object.
6311 2008-03-06 Richard Guenther <rguenther@suse.de>
6313 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6314 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6315 result type and precision.
6316 * expr.c (get_inner_reference): Set unsignedp based on the result
6317 type of BIT_FIELD_REF.
6318 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6319 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6320 (try_instantiate_multiple_fields): Likewise. Use the correct type
6322 (sra_build_assignment): Likewise.
6323 (sra_build_elt_assignment): Likewise.
6324 (sra_explode_bitfield_assignment): Likewise.
6325 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6326 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6327 set BIT_FIELD_REF_UNSIGNED.
6328 (vectorizable_load): Likewise.
6330 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6332 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6335 2008-03-06 Richard Guenther <rguenther@suse.de>
6337 * alias.c (struct alias_set_entry): Move has_zero_child field
6338 to pack with alias_set.
6340 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6342 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6345 2008-03-05 Ian Lance Taylor <iant@google.com>
6347 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6349 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6351 * fwprop.c (update_df): Support width and offset parameters of
6353 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6354 global_conflicts): Change DF_REF_EXTRACT to either
6355 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6356 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6357 * df-scan.c (df_ref_record, df_defs_record,
6358 df_ref_create_structure, df_def_record_1, df_uses_record,
6359 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6360 df_bb_refs_collect, df_entry_block_defs_collect,
6361 df_exit_block_uses_collect): Support new width and offset fields.
6362 (ref_extract_pool): New storage pool.
6363 (df_free_ref): New function.
6364 (df_reg_chain_unlink, df_free_collection_rec,
6365 df_sort_and_compress_refs): Call df_free_ref.
6366 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6368 (df_ref_create_structure): Allocate df_ref_extract if offset and
6369 width fields are used.
6370 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6371 (df_uses_record): Get offset and width from ZERO_EXTRACT
6373 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
6374 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6375 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6376 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
6377 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6378 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6379 (df_ref_extract): New structure.
6380 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6381 (df_ref_create): Add width and offset parameters.
6383 2008-03-05 Richard Guenther <rguenther@suse.de>
6385 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6386 Use ranges_overlap_p.
6387 (offset_overlaps_with_access): Rename
6388 to ranges_overlap_p and move ...
6389 * tree-flow-inline.h (ranges_overlap_p): ... here.
6391 * tree.h (get_inner_reference, handled_component_p): Update
6394 * tree.h (record_component_aliases, get_alias_set,
6395 alias_sets_conflict_p, alias_sets_must_conflict_p,
6396 objects_must_conflict_p): Move declarations ...
6397 * alias.h (record_component_aliases, get_alias_set,
6398 alias_sets_conflict_p, alias_sets_must_conflict_p,
6399 objects_must_conflict_p): ... here.
6400 Include coretypes.h.
6401 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6403 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6405 * cfg.c: Include tree-flow.h.
6406 (remove_edge_raw): Call redirect_edge_var_map_clear.
6407 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6408 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6409 (redirect_edge_var_map_result): New.
6410 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6411 PENDING_STMT use with redirect_edge_var_map_*.
6412 * tree-ssa.c (edge_var_maps): New definition.
6413 (redirect_edge_var_map_add): New.
6414 (redirect_edge_var_map_clear): New.
6415 (redirect_edge_var_map_dup): New.
6416 (redirect_edge_var_map_vector): New.
6417 (redirect_edge_var_map_destroy): New.
6418 (ssa_redirect_edge): Replace PENDING_STMT use with
6419 redirect_edge_var_map_*.
6420 (flush_pending_stmts): Same.
6421 (delete_tree_ssa): Destroy edge var map.
6422 * tree-flow.h (struct _edge_var_map): New.
6423 Define edge_var_map vector type.
6424 Declare redirect_edge_var_map_* prototypes.
6425 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6426 * tree-cfg.c (reinstall_phi_args): Replace
6427 PENDING_STMT use with redirect_edge_var_map_*.
6429 2008-03-05 Richard Guenther <rguenther@suse.de>
6431 PR tree-optimization/35472
6432 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6433 whose single use_stmt has a overlapping set of loaded and
6434 stored symbols as that use_stmt might be a noop assignment then.
6436 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6438 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6440 2008-03-05 Richard Guenther <rguenther@suse.de>
6443 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6444 should be constants.
6445 * tree-cfg.c (verify_expr): Verify it.
6446 * fold-const.c (fold_truthop): Remove code generating
6447 BIT_FIELD_REFs of structure bases.
6448 (fold_binary): Likewise.
6449 (fold_ternary): Position and size of BIT_FIELD_REFs are
6450 always host integers.
6451 (make_bit_field_ref): Remove.
6452 (optimize_bit_field_compare): Remove.
6453 (all_ones_mask_p): Remove.
6455 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6458 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6459 (split_block_and_df_analyze): New. Split basic block and rebuild
6461 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6463 (split_pattern_seq): Likewise.
6464 (erase_matching_seqs): Likewise.
6465 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6467 2008-03-04 Geoff Keating <geoffk@apple.com>
6469 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6470 declaration and code.
6471 (tree_invalid_nonnegative_warnv_p): Likewise.
6473 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6475 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
6476 examples. Truncate option-names then causing overfull hbox.
6478 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6481 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
6483 * configure: Rebuilt.
6485 2008-03-04 Rafael Espindola <espindola@google.com>
6487 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
6488 (tree_unary_nonnegative_warnv_p): New.
6489 (tree_binary_nonnegative_warnv_p): New.
6490 (tree_single_nonnegative_warnv_p): New.
6491 (tree_invalid_nonnegative_warnv_p): New.
6492 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
6494 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6497 * opts.c (handle_option): Postpone 'unknown option' errors only for
6500 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
6503 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
6506 2008-03-04 Rafael Espindola <espindola@google.com>
6508 * fold-const.c (tree_unary_nonzero_warnv_p): New.
6509 (tree_binary_nonzero_warnv_p): New.
6510 (tree_single_nonzero_warnv_p): New.
6511 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
6513 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6516 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6517 transformations for modes that have signed zeros.
6518 * ifcvt.c (noce_try_abs): Ditto.
6520 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6522 * config/i386/i386.c (override_options): Force
6523 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6525 2008-03-04 Jan Hubicka <jh@suse.cz>
6528 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6531 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6533 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6534 label to probe the stack.
6536 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6538 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6539 (__gthr_win32_mutex_destroy): Declare.
6540 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6541 __gthr_win32_mutex_destroy.
6542 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6544 2008-03-03 Jan Hubicka <jh@suse.cz>
6547 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6548 aggressive on inlining cold calls.
6550 2008-03-03 Richard Guenther <rguenther@suse.de>
6552 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6553 struct copies into the expression table.
6554 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6555 (try_to_simplify): Likewise.
6556 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6557 integral and pointer arguments which do not change the
6558 precision to NOP_EXPRs.
6559 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6560 VIEW_CONVERT_EXPR case.
6562 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6564 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6565 defined in a loop at depth 0 is invariant.
6566 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6567 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6568 be called at loop depth 0.
6570 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6573 * gcc.c (process_command): Update copyright notice dates.
6574 * gcov.c (print_version): Likewise.
6575 * gcov-dump.c (print_version): Likewise.
6576 * mips-tfile.c (main): Likewise.
6577 * mips-tdump.c (main): Likewise.
6579 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6582 * c-common.c (flag_permissive): Delete.
6583 (constant_expression_warnings): Check flags first.
6584 (constant_expression_error): New.
6585 * c-common.h (flag_permissive): Delete.
6586 (constant_expression_error): Declare.
6587 * flags.h (flag_permissive): Declare. Update description.
6588 * diagnostic.c (pedwarn): Update.
6590 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6591 (permissive_error_kind): New.
6592 * toplev.c (flag_permissive): Define. Update description.
6593 * toplev.h (permissive_error_kind): Declare.
6594 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6595 (pedwarn_c90): Use pedantic_warning_kind.
6596 * c-opts.c (c_common_post_options): flag_permissive does not affect
6597 flag_pedantic_errors.
6599 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6601 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6602 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6603 __absvsi2, __absvDI2): Use unsigned arithmetic.
6605 2008-03-02 Andi Kleen <ak@suse.de>
6606 Richard Guenther <rguenther@suse.de>
6608 * struct-equiv.c: Remove file.
6609 * cfg_cleanup.c (condjump_equiv_p): Remove.
6610 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6611 (struct-equiv.o): Remove rule.
6612 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6613 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6614 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6616 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6618 * ifcvt.c (noce_process_if_block): Try to handle only the then
6619 block if the else block exists but isn't suitable.
6621 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6624 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6625 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6626 regression from previous patch.
6628 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6631 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6633 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6634 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6635 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6636 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6637 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6638 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6639 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6640 (__gthread_mutex_destroy_function): Rename to
6641 __gthread_mutex_destroy.
6642 * gthr-dce.h (__gthread_mutex_destroy): Call
6643 pthread_mutex_destroy.
6644 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6645 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6646 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6648 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6650 * df-scan.c (df_ref_chain_change_bb): Simplify.
6651 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6652 set_block_for_insn if there's any change.
6653 * df.h ((df_insn_change_bb): Fix prototype.
6654 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6655 df_insn_change_bb, don't call set_block_for_insn.
6656 * emit-rtl.c (reorder_insns): Likewise.
6657 * haifa-sched.c (move_insn): Likewise.
6659 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6661 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6663 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6665 * tree-flow-inline.h (next_readonly_imm_use): Return
6666 NULL_USE_OPERAND_P after the end.
6668 2008-03-01 Richard Guenther <rguenther@suse.de>
6670 PR tree-optimization/35411
6671 * tree-sra.c (sra_build_assignment): Split conversion to
6672 final type to a separate statement if we are not assigning
6675 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6677 * fold-const.c (fold_convertible_p): Correct the logic to follow
6678 that in fold_convert().
6680 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6683 * tree-inline.c (build_duplicate_type): When we make a
6684 duplicate type, make it unique in the canonical types system.
6686 2008-02-29 Tom Tromey <tromey@redhat.com>
6688 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6689 input_file_stack_history, input_file_stack_restored): Remove.
6690 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6691 * input.h (struct file_stack): Remove.
6692 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6693 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6695 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6697 (diagnostic_last_module_changed): Add 'map' argument.
6698 (diagnostic_set_last_function): Likewise.
6699 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6700 line map, not input_file_stack.
6701 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6703 2008-02-29 Paul Brook <paul@codesourcery.com>
6705 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6707 2008-02-29 Paul Brook <paul@codesourcery.com>
6709 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6711 2008-02-29 Richard Guenther <rguenther@suse.de>
6713 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6715 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6716 value for comparing for a store match.
6717 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6718 (try_to_simplify): Do not do a full-blown reference lookup.
6720 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6722 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6723 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6725 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6727 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6729 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6730 strides against cache sizes.
6732 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6734 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6737 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6739 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6740 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6741 is smaller than the original promoted value.
6742 (simplify_subreg): If OP is a SUBREG, try to preserve its
6743 SUBREG_PROMOTED_VAR_P information.
6745 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6747 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6748 (VN_INFO_GET): Allocate new objects on the obstack.
6749 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6750 for rpo_numbers_temp, for consistency.
6751 (free_scc_vn): Free the obstack.
6753 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6755 * doc/invoke.texi: Document -ftree-loop-distribution.
6756 * tree-loop-distribution.c: New.
6757 * tree-pass.h (pass_loop_distribution): New.
6758 * graphds.h (struct graph): Add htab_t indices.
6759 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6760 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6761 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6762 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6763 * tree-data-ref.c (debug_data_dependence_relations): New.
6764 (dump_data_dependence_relation): Also print data references.
6765 (free_data_ref): Extern.
6766 (same_access_functions): Moved...
6767 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6768 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6769 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6770 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6771 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6772 (stmts_from_loop): Skip LABEL_EXPR.
6773 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6775 (build_rdg): Initialize rdg->indices htab.
6776 (free_rdg, stores_from_loop, ref_base_address,
6777 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6778 have_similar_memory_accesses_1, ref_base_address_1,
6779 remove_similar_memory_refs): New.
6780 * tree-data-ref.h: Depend on tree-chrec.h.
6781 (debug_data_dependence_relations, free_data_ref): Declared.
6782 (same_access_functions): ... here.
6783 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6785 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6786 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6787 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6788 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6789 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6790 rdg_vertex_for_stmt): Declared.
6791 (struct rdg_edge): Add level.
6793 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6794 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6796 (rdg_has_similar_memory_accesses): New.
6797 * tree-vect-analyze.c: Remove unused static decls.
6798 * lambda.h (dependence_level): New.
6799 * common.opt (ftree-loop-distribution): New.
6800 * tree-flow.h (mark_virtual_ops_in_bb,
6801 slpeel_tree_duplicate_loop_to_edge_cfg,
6802 rename_variables_in_loop): Declared.
6803 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6804 (OBJS-common): Add tree-loop-distribution.o.
6805 (tree-loop-distribution.o): New rule.
6806 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6807 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6808 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6810 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6813 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6814 other than structures and unions.
6816 2008-02-28 Richard Guenther <rguenther@suse.de>
6819 2008-02-26 Richard Guenther <rguenther@suse.de>
6821 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6822 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6823 (lookup_decl_from_uid): Declare.
6824 (remove_decl_from_map): Likewise.
6825 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6826 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6827 (decl_for_uid_map): New global hashtable mapping DECL_UID
6829 (init_ttree): Allocate it.
6830 (insert_decl_to_uid_decl_map): New helper function.
6831 (make_node_stat): Insert new decls into the map.
6832 (copy_node_stat): Likewise.
6833 (lookup_decl_from_uid): New function.
6834 (remove_decl_from_map): Likewise.
6835 (print_decl_for_uid_map_statistics): New helper.
6836 (dump_tree_statistics): Call it.
6838 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6839 (referenced_var_iterator): Adjust.
6840 (FOR_EACH_REFERENCED_VAR): Adjust.
6841 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6842 (num_referenced_vars): Adjust.
6843 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6844 (first_referenced_var): Remove.
6845 (end_referenced_vars_p): Likewise.
6846 (next_referenced_var): Likewise.
6847 (referenced_var_iterator_set): New helper function.
6848 * tree-dfa.c (referenced_var_lookup): Adjust.
6849 (referenced_var_check_and_insert): Likewise.
6850 (remove_referenced_var): Likewise.
6851 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6852 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6853 (verify_call_clobbering): Likewise.
6854 (verify_memory_partitions): Likewise.
6855 (init_tree_ssa): Allocate bitmap instead of hashtable for
6857 (delete_tree_ssa): Adjust.
6858 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6859 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6860 (compute_tag_properties): Likewise.
6861 (set_initial_properties): Likewise.
6862 (find_partition_for): Likewise.
6863 (update_reference_counts): Likewise.
6864 (dump_may_aliases_for): Likewise.
6865 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6866 (add_call_clobber_ops): Likewise.
6867 (add_call_read_ops): Likewise.
6868 (get_asm_expr_operands): Likewise.
6869 * tree-into-ssa.c (dump_decl_set): Likewise.
6870 (update_ssa): Likewise.
6871 * tree-sra.c (scan_function): Likewise.
6872 (decide_instantiations): Likewise.
6873 (scalarize_parms): Likewise.
6874 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6875 (dsa_named_for): Likewise.
6876 * tree-ssa-structalias.c (update_alias_info): Likewise.
6877 (merge_smts_into): Likewise.
6879 2008-02-27 David Daney <ddaney@avtrex.com>
6882 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6883 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6884 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6885 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6886 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6888 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6891 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6892 (BUILT_IN_NEXTTOWARD): Remove.
6893 (BUILT_IN_NEXTTOWARDF): Ditto.
6894 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6895 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6897 2008-02-27 Tom Tromey <tromey@redhat.com>
6899 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6900 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6902 2008-02-27 Jan Beulich <jbeulich@novell.com>
6904 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6905 update the respective field on newdecl.
6907 2008-02-27 Revital Eres <eres@il.ibm.com>
6909 PR rtl-optimization/34999
6910 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6911 crossing edges that ends with a call insn.
6912 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6913 call insn and clear the EDGE_CROSSING flag of the crossing edge
6914 when fixing fallthru edges.
6916 2008-02-27 Richard Guenther <rguenther@suse.de>
6919 * fold-const.c (fold_unary): Return the correct argument,
6920 converted to the result type.
6922 2008-02-27 Richard Guenther <rguenther@suse.de>
6925 * expr.c (expand_expr_real_1): Assert on rotates that operate
6927 * fold-const.c (fold_binary): Use the types precision, not the
6928 bitsize of the mode if folding rotate expressions. Build rotates
6929 only for full modes.
6931 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6933 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6935 * c-pragma.c (pragma_ns_name): New typedef.
6936 (registered_pp_pragmas): New variable.
6937 (c_pp_lookup_pragma): New function.
6938 (c_register_pragma_1): If flag_preprocess_only, do nothing
6939 for non-expanded pragmas, for expanded ones push pragma's
6940 namespace and name into registered_pp_pragmas vector.
6941 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6942 flag_preprocess_only, don't register GCC pch_preprocess
6943 pragma if flag_preprocess_only.
6944 * c-opts.c (c_common_init): Call init_pragma even if
6945 flag_preprocess_only.
6946 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6947 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6948 cpp_register_pragma if flag_preprocess_only.
6950 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6953 * c-parser.c (c_parser_translation_unit): Warn for empty
6954 translation unit, not empty source file.
6956 2008-02-26 Paul Brook <paul@codesourcery.com>
6958 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6959 operand for Thumb-2.
6960 * config/arm/arm.h (reg_class): Add CORE_REGS.
6961 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6962 (BASE_REG_CLASS): Use CORE_REGS.
6963 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6964 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6965 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6966 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6967 ARM_REGNO_OK_FOR_INDEX_P.
6968 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6969 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6970 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6971 (ldm/stm peepholes): Ditto.
6972 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6973 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6974 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6975 * config/arm/constraints.md: Enable "k" constraint on ARM.
6977 2008-02-27 Ben Elliston <bje@au.ibm.com>
6979 * config/rs6000/rs6000.c: Annotate cache line size field in all
6980 instances of struct processor_costs.
6982 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6984 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6985 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6986 jump_bypass): New counters.
6987 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6988 * dce.c (gate_ud_dce): Same.
6989 (gate_fast_dce): Same.
6990 * dse.c (gate_dse1): New function.
6991 (gate_dse2): New function.
6992 (gate_dse): Merge results of new gate functions.
6993 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6994 (gate_handle_jump_bypass): Add dbg_cnt.
6995 (gate_handle_gcse): Add dbg_cnt.
6996 * ifcvt.c (gate_handle_if_conversion): Same.
6997 (gate_handle_if_after_combine): Same.
6998 (gate_handle_if_after_reload): Same.
6999 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
7001 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
7003 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
7005 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
7007 2008-02-26 Jason Merrill <jason@redhat.com>
7010 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
7011 alone if it's the naming decl for the type's main variant.
7013 2008-02-26 Tom Tromey <tromey@redhat.com>
7015 * system.h (USE_MAPPED_LOCATION): Poison.
7016 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7017 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7018 (make_goto_expr_edges): Likewise.
7019 (remove_bb): Likewise.
7020 (execute_warn_function_return): Likewise.
7021 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7023 * c-common.c (fname_decl): Remove old location code.
7024 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7026 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7028 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7029 (gen_rtx_ASM_INPUT): Likewise.
7030 (gen_rtx_ASM_INPUT_loc): Likewise.
7031 (get_rtx_asm_OPERANDS): Remove.
7032 * cfglayout.c (insn_locators_alloc): Remove old location code.
7033 (set_curr_insn_source_location): Likewise.
7034 (curr_insn_locator): Likewise.
7035 * print-tree.c (print_node): Remove old location code.
7036 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7037 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7038 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7039 location_from_locus.
7040 (construct_exit_block): Remove old location code.
7041 * emit-rtl.c (force_next_line_note): Remove old location code.
7042 * profile.c (branch_prob): Remove old location code.
7043 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7044 LOC_LINE): Remove old-location variants.
7045 * langhooks.c (lhd_print_error_function): Remove old location
7047 * configure, config.in: Rebuilt.
7048 * configure.ac (--enable-mapped-location): Remove.
7049 * c-decl.c (c_init_decl_processing): Remove old location code.
7050 (finish_function): Likewise.
7051 * recog.c (decode_asm_operands): Remove old location code.
7052 * c-pch.c (c_common_read_pch): Remove old location code.
7053 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7055 * gimple-low.c (lower_function_body): Remove old location code.
7056 * toplev.c (unknown_location): Remove.
7057 (push_srcloc): Remove old-location variant.
7058 (process_options): Remove old location code.
7059 (lang_dependent_init): Likewise.
7060 * input.h (UNKNOWN_LOCATION): Move definition.
7061 (location_t): Undeprecate.
7062 (source_locus): Remove.
7063 (location_from_locus): Remove.
7064 (struct location_s): Remove.
7065 Remove all old-location code.
7066 (input_line, input_filename): Remove.
7067 * final.c (final_scan_insn): Remove old location code.
7068 * diagnostic.c (diagnostic_build_prefix): Remove
7069 USE_MAPPED_LOCATION test.
7070 * tree.h (gimple_stmt) <locus>: Now a location_t.
7071 (tree_exp) <locus>: Likewise.
7072 (DECL_IS_BUILTIN): Remove old-location variant.
7073 (annotate_with_file_line, annotate_with_locus): Likewise.
7074 (expr_locus, set_expr_locus): Update.
7075 * tree.c (build1_stat): Remove old location code.
7076 (last_annotated_node): Remove.
7077 (annotate_with_file_line): Remove old-location variant.
7078 (annotate_with_locus): Likewise.
7079 (expr_location): Remove old location code.
7080 (set_expr_location): Likewise.
7081 (expr_has_location): Likewise.
7082 (expr_locus): Likewise.
7083 (set_expr_locus): Likewise.
7084 (expr_filename): Don't use location_from_locus.
7085 (expr_lineno): Likewise.
7086 * rtl-error.c (location_for_asm): Remove old location code.
7087 * c-lex.c (cb_line_change): Remove old location code.
7088 (fe_file_change): Likewise.
7089 (cb_def_pragma): Likewise.
7090 (c_lex_with_flags): Likewise.
7091 * gengtype.c (do_typedef): Don't special-case location types.
7092 (define_location_structures): Remove.
7093 (main): Don't call define_location_structures.
7094 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7097 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7100 * builtins.def (BUILT_IN_STDARG_START): Remove.
7101 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7102 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7103 * tree-inline.c (inline_forbidden_p_1): Likewise.
7105 2008-02-26 Richard Guenther <rguenther@suse.de>
7107 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7108 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7109 (lookup_decl_from_uid): Declare.
7110 (remove_decl_from_map): Likewise.
7111 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7112 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7113 (decl_for_uid_map): New global hashtable mapping DECL_UID
7115 (init_ttree): Allocate it.
7116 (insert_decl_to_uid_decl_map): New helper function.
7117 (make_node_stat): Insert new decls into the map.
7118 (copy_node_stat): Likewise.
7119 (lookup_decl_from_uid): New function.
7120 (remove_decl_from_map): Likewise.
7121 (print_decl_for_uid_map_statistics): New helper.
7122 (dump_tree_statistics): Call it.
7124 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7125 (referenced_var_iterator): Adjust.
7126 (FOR_EACH_REFERENCED_VAR): Adjust.
7127 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7128 (num_referenced_vars): Adjust.
7129 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7130 (first_referenced_var): Remove.
7131 (end_referenced_vars_p): Likewise.
7132 (next_referenced_var): Likewise.
7133 (referenced_var_iterator_set): New helper function.
7134 * tree-dfa.c (referenced_var_lookup): Adjust.
7135 (referenced_var_check_and_insert): Likewise.
7136 (remove_referenced_var): Likewise.
7137 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7138 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7139 (verify_call_clobbering): Likewise.
7140 (verify_memory_partitions): Likewise.
7141 (init_tree_ssa): Allocate bitmap instead of hashtable for
7143 (delete_tree_ssa): Adjust.
7144 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7145 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7146 (compute_tag_properties): Likewise.
7147 (set_initial_properties): Likewise.
7148 (find_partition_for): Likewise.
7149 (update_reference_counts): Likewise.
7150 (dump_may_aliases_for): Likewise.
7151 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7152 (add_call_clobber_ops): Likewise.
7153 (add_call_read_ops): Likewise.
7154 (get_asm_expr_operands): Likewise.
7155 * tree-into-ssa.c (dump_decl_set): Likewise.
7156 (update_ssa): Likewise.
7157 * tree-sra.c (scan_function): Likewise.
7158 (decide_instantiations): Likewise.
7159 (scalarize_parms): Likewise.
7160 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7161 (dsa_named_for): Likewise.
7162 * tree-ssa-structalias.c (update_alias_info): Likewise.
7163 (merge_smts_into): Likewise.
7165 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7168 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7169 * c-opts.c (c_common_handle_option): Wall enables
7170 Wvolatile-register-var.
7171 * common.opt: Move Wvolatile-register-var to...
7174 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7176 * common.opt (Wlarger-than=): New.
7177 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7179 * opts.c (common_handle_option): Handle -Wlarger-than=.
7180 * optc-gen.awk: Likewise.
7181 * opth-gen.awk: Likewise.
7182 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7183 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7185 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7187 * c-common.c (match_case_to_enum_1): Add appropriate
7188 OPT_W* parameter to warning.
7189 (c_do_switch_warnings): Likewise.
7190 * c-typeck.c (warning_init): Add one more parameter following
7192 (push_init_level): Update call to warning_init.
7193 (pop_init_level): Likewise.
7194 (add_pending_init): Likewise.
7195 (output_init_element: Likewise.
7197 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7200 * toplev.c (toplev_main): If there are warnings or error, print
7201 errors for ignored options.
7202 * opts.c (ignored_options): New static variable.
7203 (postpone_unknown_option_error): New.
7204 (print_ignored_options): New.
7205 (handle_option): Postpone errors for unknown -Wno-* options.
7206 * opts.h (print_ignored_options): Declare.
7208 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7210 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7213 2008-02-25 Richard Guenther <rguenther@suse.de>
7216 2008-02-25 Richard Guenther <rguenther@suse.de>
7218 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7219 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7220 (lookup_decl_from_uid): Declare.
7221 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7222 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7223 (decl_for_uid_map): New global hashtable mapping DECL_UID
7225 (init_ttree): Allocate it.
7226 (insert_decl_to_uid_decl_map): New helper function.
7227 (make_node_stat): Insert new decls into the map.
7228 (copy_node_stat): Likewise.
7229 (lookup_decl_from_uid): New function.
7230 (print_decl_for_uid_map_statistics): New helper.
7231 (dump_tree_statistics): Call it.
7233 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7234 (referenced_var_iterator): Adjust.
7235 (FOR_EACH_REFERENCED_VAR): Adjust.
7236 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7237 (num_referenced_vars): Adjust.
7238 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7239 (first_referenced_var): Remove.
7240 (end_referenced_vars_p): Likewise.
7241 (next_referenced_var): Likewise.
7242 (referenced_var_iterator_set): New helper function.
7243 * tree-dfa.c (referenced_var_lookup): Adjust.
7244 (referenced_var_check_and_insert): Likewise.
7245 (remove_referenced_var): Likewise.
7246 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7247 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7248 (verify_call_clobbering): Likewise.
7249 (verify_memory_partitions): Likewise.
7250 (init_tree_ssa): Allocate bitmap instead of hashtable for
7252 (delete_tree_ssa): Adjust.
7253 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7254 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7255 (compute_tag_properties): Likewise.
7256 (set_initial_properties): Likewise.
7257 (find_partition_for): Likewise.
7258 (update_reference_counts): Likewise.
7259 (dump_may_aliases_for): Likewise.
7260 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7261 (add_call_clobber_ops): Likewise.
7262 (add_call_read_ops): Likewise.
7263 (get_asm_expr_operands): Likewise.
7264 * tree-into-ssa.c (dump_decl_set): Likewise.
7265 (update_ssa): Likewise.
7266 * tree-sra.c (scan_function): Likewise.
7267 (decide_instantiations): Likewise.
7268 (scalarize_parms): Likewise.
7269 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7270 (dsa_named_for): Likewise.
7271 * tree-ssa-structalias.c (update_alias_info): Likewise.
7272 (merge_smts_into): Likewise.
7274 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7277 * doc/invoke.texi (-fcx-limited-range): Document new option.
7278 * toplev.c (process_options): Handle -fcx-fortran-rules.
7279 * common.opt: Add documentation for -fcx-fortran-rules.
7281 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7284 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7285 actual behaviour and C99.
7287 2008-02-26 Ben Elliston <bje@au.ibm.com>
7289 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7290 (ASM_CPU_POWER6_SPEC): Likewise.
7291 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7292 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7293 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7295 2008-02-25 Richard Guenther <rguenther@suse.de>
7297 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7298 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7299 (lookup_decl_from_uid): Declare.
7300 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7301 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7302 (decl_for_uid_map): New global hashtable mapping DECL_UID
7304 (init_ttree): Allocate it.
7305 (insert_decl_to_uid_decl_map): New helper function.
7306 (make_node_stat): Insert new decls into the map.
7307 (copy_node_stat): Likewise.
7308 (lookup_decl_from_uid): New function.
7309 (print_decl_for_uid_map_statistics): New helper.
7310 (dump_tree_statistics): Call it.
7312 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7313 (referenced_var_iterator): Adjust.
7314 (FOR_EACH_REFERENCED_VAR): Adjust.
7315 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7316 (num_referenced_vars): Adjust.
7317 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7318 (first_referenced_var): Remove.
7319 (end_referenced_vars_p): Likewise.
7320 (next_referenced_var): Likewise.
7321 (referenced_var_iterator_set): New helper function.
7322 * tree-dfa.c (referenced_var_lookup): Adjust.
7323 (referenced_var_check_and_insert): Likewise.
7324 (remove_referenced_var): Likewise.
7325 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7326 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7327 (verify_call_clobbering): Likewise.
7328 (verify_memory_partitions): Likewise.
7329 (init_tree_ssa): Allocate bitmap instead of hashtable for
7331 (delete_tree_ssa): Adjust.
7332 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7333 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7334 (compute_tag_properties): Likewise.
7335 (set_initial_properties): Likewise.
7336 (find_partition_for): Likewise.
7337 (update_reference_counts): Likewise.
7338 (dump_may_aliases_for): Likewise.
7339 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7340 (add_call_clobber_ops): Likewise.
7341 (add_call_read_ops): Likewise.
7342 (get_asm_expr_operands): Likewise.
7343 * tree-into-ssa.c (dump_decl_set): Likewise.
7344 (update_ssa): Likewise.
7345 * tree-sra.c (scan_function): Likewise.
7346 (decide_instantiations): Likewise.
7347 (scalarize_parms): Likewise.
7348 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7349 (dsa_named_for): Likewise.
7350 * tree-ssa-structalias.c (update_alias_info): Likewise.
7351 (merge_smts_into): Likewise.
7353 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7356 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7357 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7358 * alias.h (nonoverlapping_memrefs_p): Likewise.
7360 2008-02-25 Jan Beulich <jbeulich@novell.com>
7362 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7363 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7364 __emultls_get_address, __emultls_register_common,
7365 __floatundi?f, and _Unwind_GetIPInfo.
7366 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7367 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7368 (gen_regparm_prefix): Likewise.
7369 (i386_nlm_encode_section_info): Sync with
7370 config/i386/winnt.c:i386_pe_encode_section_info().
7371 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7372 i386_nlm_mangle_decl_assembler_name): New.
7373 (netware_override_options): New.
7374 * config/i386/netware.h (netware_override_options): Declare.
7375 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7376 (i386_nlm_mangle_decl_assembler_name): Declare.
7377 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7379 2008-02-25 Ben Elliston <bje@au.ibm.com>
7382 * c-decl.c (grokdeclarator): Remove unused local variables
7383 `typedef_type' and `type_as_written'.
7385 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7386 unused local variable `has_hot_blocks'.
7387 (fix_crossing_conditional_branches): Remove unused local variable
7390 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7393 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7394 using DEF_C99_BUILTIN.
7395 (BUILT_IN_NANF): Ditto.
7396 (BUILT_IN_NANL): Ditto.
7398 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7399 Revital Eres <eres@il.ibm.com>
7401 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7402 regarding the order of two dependent insns in the same row.
7404 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7406 * stor-layout.c (layout_decl): Do not bump the alignment of a
7407 bit-field to more than byte alignment if it is packed.
7409 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7411 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7414 2008-02-24 Diego Novillo <dnovillo@google.com>
7416 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7419 * tree-vrp.c (vrp_evaluate_conditional): With
7420 -Wtype-limits, emit a warning when comparing against a
7421 constant outside the natural range of OP0's type.
7422 * c.opt (Wtype-limits): Move ...
7423 * common.opt (Wtype-limits): ... here.
7425 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7427 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7428 * config/rs6000/e300c2c3.md: New file.
7429 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7431 (rs6000_override_options): Add e300c2 and e300c3 cases to
7432 processor_target_table. Do not allow usage of Altivec or Spe
7433 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7434 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7435 * config/rs6000/rs6000.h (processor_type): Add
7436 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7437 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7438 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7439 and ppce300c3. Include e300c2c3.md.
7441 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7443 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7444 instead of TARGET_STRICT_ALIGN.
7446 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7448 * explow.c (memory_address): Assert that the generated address is
7451 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7454 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7455 * config/darwin-ppc-ldouble-patch.def: New file.
7456 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7457 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7458 SUBTARGET_INIT_BUILTINS if defined.
7459 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7462 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7465 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7466 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7468 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7471 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7472 file" warning condtional on -Winvalid-PCH.
7474 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7476 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
7478 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
7482 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
7483 prevent reload from using MMX registers.
7484 (*mov<mode>_internal): Ditto.
7485 (*movv2sf_internal_rex64): Ditto.
7486 (*movv2sf_internal): Ditto.
7488 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7490 PR documentation/31569
7491 * doc/install.texi2html: Use makeinfo --no-number-sections.
7493 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7495 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
7496 ensure that we can address an entire entity > 8 bytes. Don't
7497 generate reg+reg addressing for such data.
7499 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7501 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
7502 strings when optimizing for size, unless the target cares about
7505 2008-02-22 Tom Tromey <tromey@redhat.com>
7507 * regclass.c (current_pass): Remove declaration.
7509 2008-02-22 Anatoly Sokolov <aesok@post.ru>
7511 * config/avr/libgcc.S (__RAMPZ__): Define.
7512 (__do_copy_data): Add for devices with 128KB code memory.
7514 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7516 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7518 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7520 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7522 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7525 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7528 * c-typeck.c (build_binary_op): Warn about floating point
7529 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7531 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7534 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7535 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7537 (rs6000_override_options): Set altivec_abi as default, not override,
7538 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7539 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7540 is used; use new member spe_abi.
7541 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7542 spe_abi and altivec_abi.
7544 2008-02-22 Tomas Bily <tbily@suse.cz>
7546 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7548 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7551 * config.build (build_file_translate): Set to `CMD //c' only if
7553 * Makefile.in (build_file_translate): Improve comment.
7555 2008-02-21 Jan Hubicka <jh@suse.cz>
7557 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7558 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7559 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7561 2008-02-21 Michael Matz <matz@suse.de>
7564 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7566 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7568 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7569 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7571 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7572 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7573 SSE_VEC_FLOAT_MODE_P as insn constraint.
7574 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7575 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7576 sse4a_movntdf using MODEF mode iterator.
7577 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7578 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7579 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7580 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7581 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7582 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7583 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7585 2008-02-21 Richard Guenther <rguenther@suse.de>
7587 * tree.def (PAREN_EXPR): New tree code.
7588 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7590 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7591 * expr.c (expand_expr_real_1): Likewise.
7592 * tree-inline.c (estimate_num_insns_1): Likewise.
7593 * tree-complex.c (expand_complex_move): Likewise.
7594 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7597 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7600 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7602 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7605 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7607 * config/sh/sh.c (find_barrier): Don't go past
7608 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7610 2008-02-20 DJ Delorie <dj@redhat.com>
7612 * config/h8300/h8300.md (insv): Force source operand to be a register.
7614 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7615 as a jump, not as a plain insn.
7617 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7619 * doc/invoke.texi (Warning Options): Add new option
7620 -Wframe-larger-than=.
7621 (-Wframe-larger-than): Document.
7623 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7624 Add declarations for new option variables.
7626 * final.c (final_start_function): Check the frame size
7627 before emission and issue a Wframe-larger-than warning.
7629 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7630 Add definitions for new option variables.
7631 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7633 * common.opt (Wframe-larger-than=): New option.
7635 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7637 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7638 (<sse>_div<mode>3): Ditto.
7639 (<sse>_vmdiv<mode>3): Ditto.
7640 (<sse>_vmsqrt<mode>2): Ditto.
7641 (*smax<mode>3): Ditto.
7642 (sse5_frcz<mode>2): Ditto.
7643 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7646 2008-02-20 Richard Guenther <rguenther@suse.de>
7649 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7650 be happy with INTEGRAL_TYPE_P.
7652 2008-02-20 Richard Guenther <rguenther@suse.de>
7654 * fold-const.c (split_tree): Associate floatig-point expressions
7655 if flag_associative_math is set.
7657 2008-02-20 Richard Guenther <rguenther@suse.de>
7659 * tree.h (fold_real_zero_addition_p): Declare.
7660 * fold-const.c (fold_real_zero_addition_p): Export.
7661 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7662 floating-point operations with zero and one.
7664 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7666 * doc/install.texi: Correct references to CFLAGS, replacing them
7667 with BOOT_CFLAGS. Document flags used during bootstrap for
7670 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7672 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7673 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7674 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7676 (smin<mode>3): Ditto from similar patterns.
7677 (smax<mode>3): Ditto.
7678 (*ieee_smin<mode>3): Ditto.
7679 (*ieee_smax<mode>3): Ditto.
7680 * config/i386/sse.md (sse): New mode attribute.
7681 (mov<mode>): Macroize expander from movv4sf and movv2df using
7682 SSEMODEF2P mode iterator.
7683 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7684 SSE_VEC_FLOAT_MODE_P as insn constraint.
7685 (storent<mode>): Ditto.
7686 (storent<mode>): Macroize expander from storentsf and storentdf using
7687 MODEF mode iterator.
7688 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7689 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7690 (abs<mode>2): Ditto from similar patterns.
7691 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7692 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7693 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7694 (<sse>_vmsqrt<mode>2): Ditto.
7695 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7696 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7697 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7698 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7699 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7700 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7701 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7703 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7704 iterator and SSE_FLOAT_MODE_P as insn constraint.
7705 (<sse>_ucomi): Ditto from similar patterns.
7706 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7707 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7708 SSE_VEC_FLOAT_MODE_P as insn constraint.
7709 (vcond<mode>): Ditto from similar patterns.
7710 (and<mode>3, *and<mode>3): Ditto.
7711 (<sse>_nand<mode>3): Ditto.
7712 (ior<mode>3, *ior<mode>3): Ditto.
7713 (xor<mode>3, *xor<mode>3): Ditto.
7714 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7715 iterator and SSE_FLOAT_MODE_P as insn constraint.
7716 (*nand<mode>3): Ditto from similar patterns.
7717 (*ior<mode>3): Ditto.
7718 (*xor<mode>3): Ditto.
7720 2008-02-20 Ira Rosen <irar@il.ibm.com>
7722 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7723 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7724 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7726 2008-02-19 Jan Hubicka <jh@suse.cz>
7728 * predict.c (tree_bb_level_predictions): Remove variable next
7729 mistakely introduced by previous commit.
7731 2008-02-19 Jan Hubicka <jh@suse.cz>
7733 * predict.c (predict_paths_leading_to): Rewrite.
7734 (predict_paths_for_bb): New.
7735 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7737 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7740 * Makefile.in (build_file_translate): New.
7741 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7742 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7743 * configure.ac (build_file_translate): Substitute it.
7744 * configure: Regenerate.
7746 2008-02-19 Jan Hubicka <jh@suse.cz>
7748 PR rtl-optimization/34408
7749 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7752 2008-02-19 Jan Hubicka <jh@suse.cz>
7755 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7758 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7761 * config/i386/i386-modes.def: Revert the last DI alignment
7762 change until Ada people can look into it.
7764 2008-02-19 Nick Clifton <nickc@redhat.com>
7766 * opts.c (print_specific_help): Fix typo in --help text.
7768 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7771 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7772 32-bit inline asm without asm alternatives for host GCC < 3.0.
7774 2008-02-19 Richard Guenther <rguenther@suse.de>
7776 PR tree-optimization/34989
7777 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7778 Allow propagation to INDIRECT_REF if we can simplify only.
7780 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7782 * c-common.c (warn_for_collisions_1): Use appropriate option when
7785 2008-02-19 Nick Clifton <nickc@redhat.com>
7788 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7789 (handle_options): Fix indentation.
7790 (print_filtered_help): If no language-specific options were
7791 displayed tell the user how to list all the options supported by
7792 the language's front-end.
7793 (print_specific_help): Fix indentation and remove duplicate line.
7794 (common_handle_option): Handle the -v option.
7795 For --help enable the display of undocumented options if the -v
7796 switch has been included on the command line.
7797 For --help= check for overlaps in the arguments between the option
7798 classes and the language names and issue a warning when they
7799 cannot be disambiguated.
7800 * c.opt (v): Pass on to the common option handler.
7802 2008-02-19 Revital Eres <eres@il.ibm.com>
7804 * modulo-sched.c (sms_schedule): Change dump message when
7805 create_ddg function fails.
7806 (try_scheduling_node_in_cycle): Rename row to cycle.
7807 (print_partial_schedule): Rename CYCLE to ROW.
7809 2008-02-19 Christian Bruel <christian.bruel@st.com>
7810 Zdenek Dvorak <ook@ucw.cz>
7812 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7814 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7817 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7818 (*x86_movdicc_0_m1_se): Ditto.
7820 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7822 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7823 (CMPtype): Define as __gcc_CMPtype.
7824 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7825 (CMPtype): Define as __gcc_CMPtype.
7827 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7829 Support valgrind 3.3 for --enable-checking=valgrind.
7830 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7832 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7833 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7834 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7835 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7836 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7837 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7838 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7840 * ggc-zone.c: Similar.
7841 * ggc-page.c: Similar.
7843 2008-02-19 Paul Brook <paul@codesourcery.com>
7846 * config/arm/ieee754-df.S: Fix do_it typo.
7847 * config/arm/ieee754-sf.S: Fix do_it typo.
7849 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7852 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7853 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7854 (OPTION_MASK_ISA_SSE_SET): Likewise.
7855 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7856 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7857 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7858 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7859 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7860 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7861 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7862 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7863 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7864 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7865 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7866 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7867 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7868 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7869 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7870 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7871 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7872 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7873 (OPTION_MASK_ISA_SSE4): Removed.
7874 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7875 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7876 (override_options): Don't turn on implied SSE/MMX bits in
7879 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7881 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7884 2008-02-18 Joey Ye <joey.ye@intel.com>
7887 * tree-nested.c (insert_field_into_struct): Set type alignment
7888 to field alignment if the former is less than the latter.
7890 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7892 * BASE-VER: Set to 4.4.0.
7894 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7896 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7897 * doc/cfg.texi: Likewise.
7898 * doc/extend.texi: Likewise.
7899 * doc/gty.texi: Likewise.
7900 * doc/invoke.texi: Likewise.
7901 * doc/loop.texi: Likewise.
7902 * doc/md.texi: Likewise.
7903 * doc/passes.texi: Likewise.
7904 * doc/rtl.texi: Likewise.
7905 * doc/sourcebuild.texi: Likewise.
7906 * doc/tm.texi: Likewise.
7907 * doc/tree-ssa.texi: Likewise.
7909 2008-02-17 Richard Guenther <rguenther@suse.de>
7912 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7913 without default definition.
7915 2008-02-17 Richard Guenther <rguenther@suse.de>
7917 PR tree-optimization/35231
7918 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7921 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7924 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7925 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7926 libgcc_cmp_return mode.
7928 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7931 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7933 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7935 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7938 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7940 * doc/c-tree.texi: Use `@.' where appropriate.
7941 * doc/extend.texi: Likewise.
7942 * doc/install.texi: Likewise.
7943 * doc/invoke.texi: Likewise.
7944 * doc/loop.texi: Likewise.
7945 * doc/makefile.texi: Likewise.
7946 * doc/md.texi: Likewise.
7947 * doc/passes.texi: Likewise.
7948 * doc/standards.texi: Likewise.
7949 * doc/tm.texi: Likewise.
7951 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7954 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7956 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7957 rather than in entry_bb.
7959 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7961 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7962 libgcc_cmp_return mode.
7964 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7967 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7968 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7970 2008-02-15 Richard Guenther <rguenther@suse.de>
7971 Zdenek Dvorak <ook@ucw.cz>
7973 PR tree-optimization/35164
7974 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7975 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7976 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7977 Only propagate addresses which do not have abnormal SSA_NAMEs
7980 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7983 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7985 2008-02-15 Jan Hubicka <jh@suse.cz>
7988 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7990 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7993 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7994 when calculating alignment_pad.
7996 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7998 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7999 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
8000 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
8001 and STACK_BOUNDARY define.
8003 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
8005 PR preprocessor/35061
8006 * c-pragma.c (handle_pragma_pop_macro): Check that
8007 pushed_macro_table has been allocated.
8009 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
8012 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
8013 (force_gimple_operand): Likewise.
8014 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8015 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8016 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8017 (find_interesting_uses_address): Check addressability and alignment
8018 of the base expression only after substituting bases of IVs into it.
8020 2008-02-14 Michael Matz <matz@suse.de>
8023 * function.c (instantiate_virtual_regs_in_insn): Reload address
8024 before falling back to reloading the whole operand.
8026 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8028 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8029 before the first section switch note.
8031 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8033 * doc/bugreport.texi: Update copyright years.
8034 * doc/c-tree.texi: Likewise.
8035 * doc/cfg.texi: Likewise.
8036 * doc/cpp.texi: Likewise.
8037 * doc/cppinternals.texi: Likewise.
8038 * doc/fragments.texi: Likewise.
8039 * doc/frontends.texi: Likewise.
8040 * doc/gcc.texi: Likewise.
8041 * doc/gty.texi: Likewise.
8042 * doc/hostconfig.texi: Likewise.
8043 * doc/implement-c.texi: Likewise.
8044 * doc/libgcc.texi: Likewise.
8045 * doc/loop.texi: Likewise.
8046 * doc/makefile.texi: Likewise.
8047 * doc/options.texi: Likewise.
8048 * doc/passes.texi: Likewise.
8049 * doc/rtl.texi: Likewise.
8050 * doc/sourcebuild.texi: Likewise.
8051 * doc/standards.texi: Likewise.
8052 * doc/tree-ssa.texi: Likewise.
8053 * doc/trouble.texi: Likewise.
8055 * doc/extend.texi: Use @: or add comma where appropriate.
8056 * doc/invoke.texi: Likewise.
8057 * doc/tm.texi: Likewise.
8059 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8062 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8065 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8067 * doc/md.texi (clz, ctz): Add reference.
8068 * doc/rtl.texi (clz, ctz): Likewise.
8070 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8073 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8076 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8078 * config/s390/s390.c (struct constant_pool): New field
8079 emit_pool_after added.
8080 (s390_mainpool_start): Set the emit_pool_after flag according
8081 to the section switch notes.
8082 (s390_mainpool_finish): Consider emit_pool_after when emitting
8083 the literal pool at the end of the function.
8084 (s390_chunkify_start): Force literal pool splits at section
8087 2008-02-13 Michael Matz <matz@suse.de>
8090 * var-tracking.c (clobber_variable_part): Correctly traverse the
8093 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8096 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8097 Add -fdump-ipa-inline.
8098 * tree-dump.c (dump_files): Remove tree-inlined dump.
8099 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8101 2008-02-12 Richard Guenther <rguenther@suse.de>
8103 PR tree-optimization/35171
8104 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8107 2008-02-12 Richard Guenther <rguenther@suse.de>
8110 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8111 value-preserving mode. Disallow final truncation.
8113 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8116 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8117 code from here to...
8118 (force_gimple_operand): ...here.
8120 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8123 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8124 non-compatible pointers.
8125 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8126 different FIELD_DECLs, try harder by comparing field offsets, sizes
8130 * function.c (match_asm_constraints_1): Don't replace the same input
8133 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8135 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8136 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8137 (expand_epilogue): Restore RAMPZ register.
8138 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8140 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8142 * config/i386/cygwin.asm: (__alloca): Correct calling
8143 convention and alignment.
8144 (__chkstk): Force 8 byte stack alignment.
8146 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8147 Richard Guenther <rguenther@suse.de>
8149 PR tree-optimization/33992
8150 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8151 the zero we compare against.
8153 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8156 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8157 to CloseHandle after unlocking to prevent accumulation of handle
8160 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8163 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8164 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8165 and update LABEL_NUSES during and after reload.
8167 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8170 * combine.c (simplify_if_then_else): Make sure the comparison is
8171 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8173 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8176 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8177 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8178 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8179 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8180 * tree.h (get_type_static_bounds): Likewise.
8182 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8184 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8185 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8186 Make -Wfoo language annotations match what the compiler outputs.
8188 2008-02-08 Sa Liu <saliu@de.ibm.com>
8190 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8191 intrinsics spu_convts, spu_convtu, spu_convtf.
8193 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8195 * doc/extend.texi (Function Attributes) <noinline>: Mention
8196 asm ("") as method to keep calls.
8198 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8201 * doc/options.texi (Options): Replace references to opts.sh with
8203 * opts-common.c: Likewise.
8204 * optc-gen.awk: Likewise.
8206 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8208 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8210 2008-02-07 Richard Henderson <rth@redhat.com>
8213 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8214 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8217 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8219 PR tree-optimization/35085
8220 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8221 for operand entry oe2 in addition to operand entry oe3 in order to
8222 expose more opportunities for vectorizer sum reduction.
8224 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8227 * Makefile.in (LIBS): Remove $(GMPLIBS).
8228 (cc1-dummy, cc1): Add $(GMPLIBS).
8230 2008-02-06 Jan Hubicka <jh@suse.cz>
8233 * i386.md (moddf_integer): Do not produce partial memory stalls for
8234 targets where it hurts.
8236 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8239 * optabs.c (expand_float): Do not check for decimal modes when
8240 expanding unsigned integer through signed conversion.
8242 2008-02-06 Nick Clifton <nickc@redhat.com>
8244 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8245 inside the clobber with a match_operand and duplicated operand
8246 number in the constraint.
8247 (ineqbranchsi): Delete redundant comment.
8249 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8251 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8252 builtin_define ("__USE_INIT_FINI__").
8253 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8255 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8257 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8259 PR documentation/30330
8260 * doc/invoke.texi (C++ Dialect Options)
8261 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8262 For each warning option -Wfoo that allows -Wno-foo, ensure both
8263 -Wfoo and -Wno-foo are listed in the option index. Fix index
8264 entry of -Wswitch-default, index -Wnormalized= including the
8265 `=', and -Wlarger-than-@var{len} including @var{len}.
8267 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8269 * config/i386/i386.md (floatunssisf2): Use
8270 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8271 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8272 Macroize expander using MODEF mode iterator.
8274 2008-02-05 Diego Novillo <dnovillo@google.com>
8276 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8279 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8281 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8284 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8286 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8289 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8290 to indicate if a message should be generated.
8291 (init_cumulative_args): Updated.
8292 (function_value_32): Likewise.
8294 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8296 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8298 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8301 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8302 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8304 2008-02-04 Diego Novillo <dnovillo@google.com>
8306 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8309 * tree-vrp.c (vrp_evaluate_conditional): With
8310 -Wtype-limits, emit a warning when comparing against a
8311 constant outside the natural range of OP0's type.
8313 2008-02-04 Richard Guenther <rguenther@suse.de>
8316 * expr.c (count_type_elements): Give for unions instead of
8319 2008-02-04 Richard Guenther <rguenther@suse.de>
8322 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8323 to TYPE_DOMAINs base type instead of using bitsizetype here.
8325 2008-02-03 Jason Merrill <jason@redhat.com>
8327 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8329 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8332 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8333 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8334 (RS/6000 and PowerPC Options): Fix typos and markup.
8335 * doc/passes.texi (Tree-SSA passes): Likewise.
8337 2008-02-02 Michael Matz <matz@suse.de>
8340 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8341 from record_last_reg_set_info.
8342 (record_last_reg_set_info): Take an RTX argument, iterate over all
8343 constituent hardregs.
8344 (record_last_set_info, record_opr_changes): Change calls to
8345 new signature or to record_last_reg_set_info_regno.
8347 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8349 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8351 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8353 PR rtl-optimization/34773
8354 * reg-notes.def (EQUAL): Mention significance of combination of
8355 REG_EQUAL and REG_RETVAL.
8356 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8357 insn that has a REG_RETVAL.
8359 2008-02-01 Roger Sayle <roger@eyesopen.com>
8362 * configure.ac (--enable-fixed-point): Disable unless explicitly
8364 * configure: Regenerate.
8366 2008-02-01 Richard Guenther <rguenther@suse.de>
8369 * invoke.texi (-finline-limit): Remove no longer true parts
8370 of the documentation. Note that there is no default value.
8372 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8373 Mark Mitchell <mark@codesourcery.com>
8374 Ben Elliston <bje@au.ibm.com>
8377 * doc/extend.texi (Other Builtins): Document.
8379 2008-01-31 Tom Browder <tom.browder@gmail.com>
8381 * doc/c-tree.texi (Types): Fix grammar.
8382 (Expression trees): Ditto.
8383 * doc/passes.texi (Tree-SSA passes): Ditto.
8385 * doc/configterms.texi (Configure Terms): Fix typo.
8386 * doc/cpp.texi (Common Predefined Macros): Ditto.
8387 * doc/md.texi (Machine Constraints): Ditto.
8389 * doc/makefile.texi (Makefile): Add comma.
8391 2008-01-31 Tom Browder <tom.browder@gmail.com>
8392 Gerald Pfeifer <gerald@pfeifer.com>
8394 * doc/sourcebuild.texi (Front End): Remove references to CVS
8395 and CVSROOT/modules.
8396 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8397 (Back End): Remove reference to CVS.
8399 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8402 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8404 (mips16_gp_pseudo_reg): ...here.
8405 * config/mips/mips.md (load_const_gp): Replace with...
8406 (load_const_gp_<mode>): ...this :P-based insn.
8408 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8410 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8411 options. Minor fixes.
8412 (-std): Move reference to standards closer to where language
8413 standards are first mentioned.
8415 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8417 PR rtl-optimization/34995
8418 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8419 parameter and return a bool. If the rtx parameter is nonnull,
8420 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8421 (find_reloads): Update call accordingly. Pass the new operand
8422 if it needed no address reloads, otherwise pass null.
8424 2008-01-30 Richard Henderson <rth@redhat.com>
8427 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8428 for unbounded arrays.
8430 2008-01-30 Silvius Rus <rus@google.com>
8432 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8434 2008-01-30 Jan Hubicka <jh@suse.cz>
8437 * i386.c (init_cumulative_args): Use real function declaration when
8440 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8442 PR rtl-optimization/34998
8443 * global.c (build_insn_chain): Treat non-subreg_lowpart
8444 SUBREGs of pseudos as clobbering all the words covered by the
8445 SUBREG, not just all the bytes.
8446 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8447 original df_ref rather than an extract parameter.
8448 (global_conflicts): Update call accordingly.
8450 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8452 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8453 the overflow check to make it easier to read.
8454 (__fixtfdi): Change the type of the ll member in union
8455 long_double to UDItype_x.
8457 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8460 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8461 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8462 * tree-inline.c (fold_marked_statements): Call
8463 cgraph_update_edges_for_call_stmt if folding a call statement.
8464 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8465 debug_generic_stmt calls, reset it back afterwards.
8468 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8470 * c-typeck.c (build_external_ref): Don't pedwarn about
8471 static vars in current function's scope.
8473 2008-01-29 Joseph Myers <joseph@codesourcery.com>
8475 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
8477 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
8480 * ipa-struct-reorg.c: Fix spelling.
8481 * params.def: Ditto.
8483 2008-01-29 Richard Guenther <rguenther@suse.de>
8486 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
8488 * tree-inline.c (remap_type): Increment remapping_type_depth
8489 around remapping types.
8490 (copy_body_r): Only add referenced variables if they are referenced
8491 from code, not types.
8493 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
8504 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
8505 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
8507 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
8510 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
8511 pointer for tiny stack.
8513 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8515 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8517 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8519 * config/vx-common.h: Fix typo in comment.
8521 2008-01-28 Ian Lance Taylor <iant@google.com>
8525 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8526 coalesce pointers if they have different DECL_NO_TBAA_P values.
8527 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8528 between variables with different DECL_NO_TBAA_P values.
8530 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8533 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8534 are not legitimate small data references on SPE targets.
8536 2008-01-28 David Daney <ddaney@avtrex.com>
8538 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8540 2008-01-28 David Daney <ddaney@avtrex.com>
8542 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8544 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8546 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8547 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8548 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8549 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8550 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8551 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8552 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8553 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8555 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8557 * basic-block.h (condjump_equiv_p): Fix comment.
8559 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8561 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8562 print_generic_stmt_indented): Fix comment.
8564 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8566 * configure.ac (__stack_chk_fail): Add detecion for availability
8567 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8568 * configure: Regenerate.
8570 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8573 * final.c (output_addr_const): Handle TRUNCATE.
8575 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8578 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8579 (zero_cost, infinite_cost): New constants.
8580 (struct cost_pair): Change type of cost to comp_cost.
8581 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8582 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8584 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8585 split_address_cost, ptr_difference_cost, difference_cost,
8586 get_computation_cost_at, get_computation_cost,
8587 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8588 determine_use_iv_cost_condition, determine_use_iv_costs,
8589 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8590 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8591 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8592 Change type of cost to comp_cost.
8593 (determine_iv_cost): Increase cost of non-original ivs, instead
8594 of decreasing the cost of original ones.
8595 (get_address_cost): Indicate the complexity of the addressing mode
8597 (try_add_cand_for): Prefer using ivs not specific to some object.
8598 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8600 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8601 Janis Johnson <janis187@us.ibm.com>
8604 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8605 (TARGET_INSTANTIATE_DECLS): Likewise.
8606 * target.h (expand_to_rtl_hook): New target hook.
8607 (instantiate_decls): Likewise.
8608 * function.c (instantiate_decl): Make non-static. Rename to...
8609 (instantiate_decl_rtl): ... this.
8610 (instantiate_expr): Use instantiate_decl_rtl.
8611 (instantiate_decls_1): Likewise.
8612 (instantiate_decls): Likewise.
8613 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8614 * function.h (instantiate_decl_rtl): Add prototype.
8615 * cfgexpand.c (target.h): New include.
8616 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8617 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8618 (TARGET_INSTANTIATE_DECLS): Likewise.
8619 (TARGET_INITIALIZER): New target hooks added.
8620 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8622 * config/rs6000/rs6000.c (tree-flow.h): New include.
8623 (machine_function): Add sdmode_stack_slot field.
8624 (rs6000_alloc_sdmode_stack_slot): New function.
8625 (rs6000_instantiate_decls): Likewise.
8626 (rs6000_secondary_memory_needed_rtx): Likewise.
8627 (rs6000_check_sdmode): Likewise.
8628 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8629 (TARGET_INSTANTIATE_DECLS): Likewise.
8630 (rs6000_hard_regno_mode_ok): Allow SDmode.
8631 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8632 (rs6000_emit_move): Handle SDmode.
8633 (function_arg_advance): Likewise.
8634 (function_arg): Likewise.
8635 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8636 SDmode var args for 32-bit compiles.
8637 (rs6000_secondary_reload_class): Handle SDmode.
8638 (rs6000_output_function_epilogue): Likewise.
8639 (rs6000_function_value): Simplify if statement.
8640 (rs6000_libcall_value): Likewise.
8641 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8642 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8643 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8644 (movsd_hardfloat): New define_insn.
8645 (movsd_softfloat): Likewise.
8646 (movsd_store): Likewise.
8647 (movsd_load): Likewise.
8648 (extendsddd2): Likewise.
8649 (extendsdtd2): Likewise.
8650 (truncddsd2): Likewise.
8651 (movdd_hardfloat64): Fixup comment.
8652 (UNSPEC_MOVSD_LOAD): New constant.
8653 (UNSPEC_MOVSD_STORE): Likewise.
8655 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8658 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8660 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8661 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8662 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8665 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8668 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8669 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8670 __LONGDOUBLE128 too.
8671 * config/rs6000/aix61.h: New file.
8673 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8675 PR rtl-optimization/34959
8676 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8677 popcount and parity rtxes the same mode as their operand.
8678 Truncate or extend the result to the return value's mode
8681 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8684 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8685 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8686 to GOT_VERSION_REGNUM.
8687 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8688 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8689 * config/mips/mips.c (mips_emit_call_insn): New function.
8690 (mips_call_tls_get_addr): Call mips_expand_call directly.
8691 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8693 (mips16_build_call_stub): Likewise. Return the call insn or null.
8694 (mips_expand_call): Update the call to mips16_build_call_stub
8695 accordingly and a remove redundant condition. Assert that MIPS16
8696 stubs do not use lazy binding. Use mips_emit_call_insn and return
8698 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8700 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8701 (mips_avoid_hazard): Remove hazard_set handling.
8702 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8703 (UNSPEC_RESTORE_GP): ...this.
8704 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8705 (FAKE_CALL_REGNO): Rename to...
8706 (GOT_VERSION_REGNUM): ...this.
8707 (type): Add "ghost" value. Add an associated insn reservation.
8708 (hazard_set): Remove.
8709 (exception_receiver): Rename to...
8710 (restore_gp): ...this and update the unspec identifier accordingly.
8711 (exception_receiver, nonlocal_got_receiver): New expanders.
8712 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8713 FAKE_CALL_REGNO. Remove hazard_set attribute.
8714 (set_got_version, update_got_version): New patterns.
8716 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8719 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8721 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8724 * doc/install.texi2html: Generate gcc-vers.texi.
8726 2008-01-25 DJ Delorie <dj@redhat.com>
8728 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8730 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8732 * config/c4x: Remove directory.
8733 * config.gcc (crx-*, mt-*): Mark obsolete.
8734 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8735 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8736 sh-*-rtemscoff*): Remove cases.
8737 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8738 * real.c (encode_c4x_single, decode_c4x_single,
8739 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8740 c4x_extended_format): Remove.
8741 * real.h (c4x_single_format, c4x_extended_format): Remove.
8742 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8744 (Pragmas): Remove comment about c4x pragmas.
8745 * doc/install.texi (c4x): Remove target-specific instructions.
8746 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8747 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8748 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8749 refer to C4x source files as examples.
8750 (C4X_FLOAT_FORMAT): Remove documentation.
8752 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8754 * config/bfin/bfin.c (override_options): Reorder tests so that
8755 flag_pic gets enabled for -msep-data.
8757 2008-01-25 Richard Guenther <rguenther@suse.de>
8760 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8761 to its bitfield precision if required.
8763 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8766 * tree-nested.c (walk_omp_for): New function.
8767 (convert_nonlocal_reference, convert_local_reference): Call
8768 walk_omp_for on OMP_FOR.
8769 (convert_call_expr): Call walk_body on OMP_FOR's
8770 OMP_FOR_PRE_INIT_BODY.
8772 2008-01-25 Richard Guenther <rguenther@suse.de>
8774 PR tree-optimization/34966
8775 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8776 default defs and PHI_NODEs we have to insert after the
8779 2008-01-24 Nick Clifton <nickc@redhat.com>
8781 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8782 Provide a default definition.
8783 (LIBGCC2_UNITS_PER_WORD): Likewise.
8785 * config/stormy16/stormy16.c: Include df.h for the prototype
8786 for df_regs_ever_live_p.
8787 (xstormy16_expand_builtin_va_start): Convert the stack offset
8788 into a component_ref and then use POINTER_PLUS_EXPR to add it
8789 to the incoming_virtual_args_rtx.
8790 (xstormy16_gimplify_va_arg_expr): Rename to
8791 xstormy16_gimplify_va_arg_expr.
8792 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8793 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8794 xstormy16_gimplify_va_arg_expr.
8795 Fix up some formatting issues.
8797 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8798 Move to predicates.md.
8799 (xs_hi_general_operand): Likewise.
8800 (xs_hi_nonmemory_operand): Likewise.
8801 * config/stormy16/predicates.md:
8802 (xstormy16_carry_plus_operand): New predicate.
8803 (xs_hi_general_operand): New predicate.
8804 (xs_hi_nonmemory_operand): New predicate.
8805 * config/stormy16/stormy16-protos.h:
8806 (xstormy16_carry_plus_operand): Delete prototype.
8807 (xs_hi_general_operand): Likewise.
8808 (xs_hi_nonmemory_operand): Likewise.
8810 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8811 modifiers as they are no longer needed and they can trigger
8812 reload spill failures.
8814 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8815 with a match_operand in order to help reload.
8817 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8818 constraint with 'e' for the 8th alternative as this version of
8819 the mov.w instruction only accepts the lower 8 registers.
8821 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8824 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8825 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8828 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8831 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8833 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8835 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8837 (remove_structure): Update allocations list before removing structure.
8839 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8841 * ipa-struct-reorg.c (is_safe_cond_expr,
8842 create_new_stmts_for_cond_expr): Use integer_zerop function,
8843 that recognize not only zero-pointer, but zero-integer too.
8845 2008-01-25 Ben Elliston <bje@au.ibm.com>
8848 * fixproto: Escape "." in sed expression that strips leading "./".
8850 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8853 * gcc.c (SWITCH_OK): Removed.
8854 (SWITCH_LIVE): Changed to bit.
8855 (SWITCH_FALSE): Likewise.
8856 (SWITCH_IGNORE): Likewise.
8857 (switchstr): Change live_cond to unsigned int.
8858 (process_command): Replace SWITCH_OK with 0.
8859 (do_self_spec): Likewise.
8860 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8861 (give_switch): Likewise.
8862 (used_arg): Likewise.
8863 (do_spec_1): Set the SWITCH_IGNORE bit.
8864 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8865 bits. Set the SWITCH_LIVE bit.
8867 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8869 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8871 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8873 PR tree-optimization/34472
8874 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8875 parameter to a "bool *" and set *DATA to false if there is
8876 an unsafe access. Do not delete the structure here.
8877 (check_cond_exprs): Delete it here instead.
8878 (check_cond_exprs, exclude_cold_structs): Do not increase
8879 I when removing a structure.
8881 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8884 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8885 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8887 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8890 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8891 a fixed vector for stack.
8893 2008-01-24 Ben Elliston <bje@au.ibm.com>
8896 * doc/gcc.texi (Software development): Add a direntry for g++.
8898 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8900 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8901 stale and straggling -fforce-addr comments above.
8903 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8905 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8906 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8908 2008-01-23 Michael Matz <matz@suse.de>
8911 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8914 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8916 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8919 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8921 * config/avr/avr.c (avr_current_arch): New variable.
8922 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8923 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8924 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8925 (avr_override_options): Init 'avr_current_arch'.
8926 (base_arch_s): Move from here...
8927 * config/avr/avr.h (base_arch_s): ... here. Add new members
8928 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8929 'mega' to 'have_jmp_call'.
8930 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8931 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8933 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8935 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8936 MULTILIB_MATCHES): (Ditto.).
8938 2008-01-23 Richard Guenther <rguenther@suse.de>
8941 * cgraphunit.c (cgraph_reset_node): Always mark the node
8942 not reachable if it is not queued already.
8944 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8946 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8947 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8948 (cputype_selected): New static variable.
8949 (bfin_handle_option): Set it if -mcpu is used.
8950 (override_option): Select default set of workarounds if no cpu type
8951 selected on the command line.
8952 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8954 From Michael Frysinger <michael.frysinger@analog.com>
8955 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8956 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8958 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8959 for bf547, bf523, bf524, and bf526.
8960 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8962 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8963 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8964 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8965 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8966 * doc/invoke.texi (Blackfin Options): Document that
8967 -mcpu now accept bf547, bf523, bf524, and bf526.
8969 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8971 PR rtl-optimization/34628
8972 * combine.c (try_combine): Stop and undo after the first combination
8973 if an autoincrement side-effect on the first insn has effectively
8976 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8979 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8980 Offset addresses are not valid for Altivec or paired float modes.
8982 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8985 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8986 if DECL_INITIAL (decl) is error_mark_node.
8989 * c-common.c (handle_vector_size_attribute): Only allow
8990 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8991 the same way as pointer, array etc. types.
8992 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8995 * tree.c (build_type_attribute_qual_variant): Call
8996 build_qualified_type if attributes are equal, but quals are not.
8998 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9001 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
9002 * flags.h (warn_strict_aliasing): Remove.
9003 (warn_strict_overflow): Remove.
9004 * opts.c (warn_strict_aliasing): Remove.
9005 (warn_strict_overflow): Remove.
9006 * c-opts.c (c_common_handle_option): -Wall only sets
9007 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
9008 (c_common_post_options): Give default values to -Wstrict-aliasing
9009 and -Wstrict-overflow if they are uninitialized.
9010 * common.opt (Wstrict-aliasing): Specify Var and Init.
9011 (Wstrict-overflow): Likewise.
9013 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9015 PR rtl-optimization/26854
9016 PR rtl-optimization/34400
9017 PR rtl-optimization/34884
9018 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9020 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9021 (df_rd_bb_info.expanded_lr_out): Deleted
9022 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9023 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9024 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9025 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9026 Removed code to allocate, initialize or free expanded_lr_out.
9027 (df_rd_bb_local_compute_process_def): Restructured to make more
9029 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9030 sets if the sets are being trimmed.
9032 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9035 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9036 (as_vers): Likewise.
9037 * configure: Regenerated.
9039 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9042 * tree-pass.h (pass_build_alias): New pass.
9043 * tree-ssa-alias.c (gate_build_alias): New.
9044 (pass_build_alias): New.
9045 * passes.c (init_optimization_passes): Add pass_build_alias after
9046 pass_create_structure_vars.
9048 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9050 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9051 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9052 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9053 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9054 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9055 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9056 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9057 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9058 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9059 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9060 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9061 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9062 * config/s390/s390.md (FP_ALL): New mode iterator.
9063 (_d): New mode attribute.
9064 ("*signbit<mode>2>"): Changed mode of first operand.
9065 ("isinf<mode>2"): Changed mode of first operand.
9066 ("*TDC_insn"): Adaptation for DFP modes.
9068 2008-01-22 Ben Elliston <bje@au.ibm.com>
9070 * tree.c (check_qualified_type): Improve function description.
9072 2008-01-21 Jason Merrill <jason@redhat.com>
9075 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9076 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9079 2008-01-21 DJ Delorie <dj@redhat.com>
9081 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9084 2008-01-21 Richard Guenther <rguenther@suse.de>
9087 * tree-cfg.c (verify_expr): Allow all invariant expressions
9088 instead of just constant class ones as reference argument.
9089 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9090 like any other constant.
9091 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9093 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9095 * regmove.c (fixup_match_1): Update call crossed frequencies.
9097 2008-01-21 Richard Guenther <rguenther@suse.de>
9100 * tree-inline.c (setup_one_parameter): Deal with mismatched
9101 types using a VIEW_CONVERT_EXPR.
9103 2008-01-21 Alon Dayan <alond@il.ibm.com>
9104 Olga Golovanevsky <olga@il.ibm.com>
9106 PR tree-optimization/34701
9107 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9108 when the structure size is not a power of 2.
9110 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9112 * doc/install.texi: Add doc for --enable-checking=df.
9114 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9116 PR rtl-optimization/34808
9117 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9119 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9121 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9124 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9126 PR rtl-optimization/26854
9127 PR rtl-optimization/34400
9128 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9130 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9131 (df_rd_bb_info.expanded_lr_out): New.
9132 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9133 * loop_iv.c (iv_analysis_loop_init): Ditto.
9134 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9135 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9136 Added code to allocate, initialize or free expanded_lr_out.
9137 (df_rd_bb_local_compute_process_def): Restructured to make
9138 more understandable.
9139 (df_rd_confluence_n): Add code to do nothing with fake edges and
9140 code to no apply invalidate_by_call sets if the sets are being trimmed.
9141 (df_lr_local_finalize): Renamed to df_lr_finalize.
9142 (df_live_local_finalize): Renamed to df_live_finalize.
9144 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9147 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9148 deciding whether to use reciprocal instructions.
9150 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9152 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9153 dwarf2out_note_section_used if cold_text_section is NULL.
9155 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9157 PR gcov-profile/34610
9158 * tree-cfg.c (make_edges): Mark both outgoing edges from
9159 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9160 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9161 from OMP_FOR and OMP_CONTINUE outgoing edges.
9163 * tree-profile.c (tree_profiling): Return early if
9164 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9166 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9167 from cfun to child_cfun.
9168 * function.h (struct function): Add after_tree_profile bit.
9170 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9172 * config/avr/avr.S (_exit): Disable interrupt.
9174 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9175 Steven Bosscher <stevenb.gcc@gmail.com>
9177 PR rtl-optimization/26854
9178 PR rtl-optimization/34400
9179 * df-problems.c (df_live_scratch): New scratch bitmap.
9180 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9181 (df_live_reset): Clear the proper bitmaps.
9182 (df_live_bb_local_compute): Only process the artificial defs once
9183 since the order is not important.
9184 (df_live_init): Init the df_live sets only with the variables
9185 found live by df_lr.
9186 (df_live_transfer_function): Use the df_lr sets to prune the
9187 df_live sets as they are being computed.
9188 (df_live_free): Free df_live_scratch.
9190 2008-01-18 Ian Lance Taylor <iant@google.com>
9192 * common.opt: Add fmerge-debug-strings.
9193 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9194 flag_merge_debug_strings rather than flag_merge_constants.
9195 * doc/invoke.texi (Option Summary): Mention
9196 -fmerge-debug-strings.
9197 (Debugging Options): Document -fmerge-debug-strings.
9199 2008-01-18 Ian Lance Taylor <iant@google.com>
9202 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9203 (struct tree_function_decl): Add new field operator_new_flag.
9204 * tree-inline.c (expand_call_inline): When inlining a call to
9205 operator new, force the return value to go into a variable, and
9206 set DECL_NO_TBAA_P on that variable.
9207 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9209 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9212 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9213 DWARF2_DEBUGGING_INFO.
9214 (dwarf2out_note_section_used): Ditto. Add prototype.
9215 (have_multiple_function_sections, text_section_used,
9216 cold_text_section_used, *cold_text_sections): Move declarations
9219 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9221 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9222 field and add signal_ra.
9223 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9224 assignments to frame state pc. Move end of stack check after
9225 MD_FALLBACK_FRAME_STATE_FOR.
9226 (uw_update_context_1): Use frame state signal_regs if set, instead
9227 of checking signal_frame flag.
9228 (uw_update_context): Use frame state signal_ra if set.
9229 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9230 * config/xtensa/linux-unwind.h: New file.
9232 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9234 * modulo-sched.c (get_sched_window): Fix comment typo.
9236 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9238 PR tree-optimization/34648
9239 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9241 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9243 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9244 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9246 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9248 PR rtl-optimization/34400
9249 * df-core.c (df_worklist_dataflow_overeager,
9250 df_worklist_dataflow_doublequeue): New functions.
9251 (df_worklist_dataflow): Two different worklist solvers.
9252 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9255 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9258 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9259 and ftree-parallelize-loops.
9261 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9263 PR rtl-optimization/34826
9264 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9266 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9268 * global.c (find_reg): Mark the eh regs as used if necessary.
9269 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9270 * ra.h (struct allocno): no_eh_reg field added. Changed
9271 no_stack_reg type to bitfield.
9273 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9275 * tree.c (substitute_in_expr): Add missing 'break'.
9277 2008-01-17 Richard Guenther <rguenther@suse.de>
9279 PR tree-optimization/34825
9280 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9281 x / x as division to handle.
9283 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9285 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9286 "-pthread" is specified.
9287 * pa-hpux11.h (LIB_SPEC): Likewise.
9289 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9290 Peter Bergner <bergner@vnet.ibm.com>
9292 PR rtl-optimization/33796
9293 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9295 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9297 PR libgfortran/34699
9298 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9300 * pa-hpux10.h (LINK_SPEC): Likewise.
9301 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9303 2008-01-16 Richard Guenther <rguenther@suse.de>
9306 * fold-const.c (fold_convert_const_int_from_int): Do not
9307 set overflow if that occured only because of a sign extension
9308 change when converting from/to a sizetype with the same
9309 precision and signedness.
9311 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9314 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9315 location address to the correct place. Update copyright year.
9317 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9319 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9320 no dependences in the dependence_relations vector.
9322 2008-01-16 Jan Hubicka <jh@suse.cz>
9324 PR rtl-optimization/31396
9325 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9326 * cfg.c (dump_reg_info): Print it.
9327 * regs.h (struct reg_info_t): add freq_calls_crossed.
9328 (REG_FREQ_CALLS_CROSSED): New macro.
9329 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9330 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9331 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9332 regmove_optimize): Update call crossed frequencies.
9333 * local-alloc.c (struct qty): Add freq_calls_crossed.
9334 (alloc_qty): Copute freq_calls_crossed.
9335 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9336 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9337 * ra.h (struct allocno): Add freq_calls_crossed.
9339 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9341 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9342 libgomp when compiling with ftree-parallelize-loops.
9343 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9345 2008-01-16 Richard Guenther <rguenther@suse.de>
9347 PR tree-optimization/34769
9348 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9349 * tree.c (int_cst_value): Instead make this function more
9350 permissive in what it accepts as valid input. Document this
9351 function always sign-extends the value.
9353 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9354 Richard Guenther <rguenther@suse.de>
9357 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9358 (gimple_fold_indirect_ref_rhs): ... this.
9359 (gimple_fold_indirect_ref): New function with foldings
9360 that preserve lvalueness.
9361 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9362 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9363 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9364 to fold an INDIRECT_REF, fall back to the old use of
9365 fold_indirect_ref_1.
9367 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9369 * tree-data-ref.c (subscript_dependence_tester_1): Call
9370 free_conflict_function.
9371 (compute_self_dependence): Same.
9373 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9376 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9377 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9379 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9380 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9381 for DWARF2_UNWIND_INFO targets.
9383 2008-01-16 Richard Guenther <rguenther@suse.de>
9386 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9387 type qualifiers for function types.
9389 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9391 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9392 loop_iterator li from previous commit.
9394 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9396 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9398 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9400 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9401 (parallelize_loops): Don't parallelize irreducible components.
9403 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9406 * c-opts (c_common_post_options): Do not enable CPP
9407 flag_pedantic_errors by default.
9409 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9411 PR rtl-optimization/31944
9412 * cse.c (remove_pseudo_from_table): New function.
9413 (merge_equiv_classes): Use above function to remove pseudo-registers.
9414 (invalidate): Likewise.
9416 2008-01-13 Richard Guenther <rguenther@suse.de>
9419 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9420 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9422 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9424 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9425 validate_change to unshare the source of the PC set.
9427 2008-01-12 Jan Hubicka <jh@suse.cz>
9430 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9431 references above array bounds. This might trigger bounds checks for
9434 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9436 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9437 new_replaceable_dependencies.
9439 2008-01-12 Doug Kwan <dougkwan@google.com>
9441 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9442 instead of OPT_Wreturn_type in warning due to ignored return type
9444 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9445 options included in -Wextra.
9446 * c.opt: New option -Wignored_qualifiers.
9447 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9448 -Wignore_qualifiers.
9449 (-Wignored-qualifiers): Document.
9450 (-Wreturn-type): Remove description of functionality now handled
9451 by -Wignored-qualifiers.
9453 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9456 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9457 NOP_EXPR if it is between integral types with the same precision.
9459 2008-01-12 Jan Hubicka <jh@suse.cz>
9462 * invoke.texi (max-inline-recursive-depth): Fix default value.
9464 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9466 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9469 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9471 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9473 2008-01-11 James E. Wilson <wilson@specifix.com>
9476 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
9478 2008-01-11 Anatoly Sokolov <aesok@post.ru>
9480 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
9481 save/restore frame pointer register and don't use 'call-prologues'
9482 optimization in function with "OS_task" attribute.
9484 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
9487 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
9488 when copying to memory.
9490 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
9492 PR rtl-optimization/30905
9493 * cfgcleanup.c: Include dce.h
9494 (crossjumps_occured): New global variable.
9495 (try_crossjump_bb): Exit loop after finding a fallthru edge.
9496 If something changed, set crossjumps_occured to true.
9497 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
9498 Don't add/remove fake edges to exit here...
9499 (cleanup_cfg): ...but do it here, when crossjumping.
9500 Run a fast DCE when successful crossjumps occured in the latest
9501 iteration of try_optimize_cfg.
9503 2008-01-11 Richard Guenther <rguenther@suse.de>
9505 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
9506 (struct vn_unary_op_s): Likewise.
9507 (vn_reference_insert): Free old reference on hash collision.
9509 2008-01-10 Raksit Ashok <raksit@google.com>
9511 PR rtl-optimization/27971
9512 * combine.c (find_split_point): Split PLUS expressions which are
9513 inside a MEM rtx, and whose first operand is complex.
9515 2008-01-10 DJ Delorie <dj@redhat.com>
9517 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9518 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9519 (m32c_hard_regno_ok): Call the underlying function.
9521 2008-01-10 Richard Guenther <rguenther@suse.de>
9524 * tree-cfg.c (tree_merge_blocks): Do not go through the
9525 full-blown folding and stmt updating path if we just deal
9526 with virtual operands.
9527 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9528 test for abnormal SSA_NAMEs.
9530 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9533 * reload.c (push_reload): Add assertions. All constants from
9534 reg_equiv_constant should have been used for replacing the respective
9536 (find_reloads_address): Invoke find_reloads_address_part for
9537 constant taken from the reg_equiv_constant array.
9539 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9541 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9542 field (valnum) the first in the struct. Replace bools with
9545 2008-01-10 Richard Guenther <rguenther@suse.de>
9547 PR tree-optimization/34651
9548 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9549 types and ordering for masking and converting.
9551 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9553 PR tree-optimization/34017
9554 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9555 also for PHI_NODE expressions.
9557 2008-01-09 Jan Hubicka <jh@suse.cz>
9559 PR tree-optimization/34708
9560 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9561 based on number of case labels.
9562 (init_inline_once): Remove switch_cost.
9563 * tree-inline.h (eni_weights_d): Remove switch_cost.
9565 2008-01-09 Richard Guenther <rguenther@suse.de>
9566 Andrew Pinski <andrew_pinski@playstation.sony.com>
9569 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9570 temporary if an rvalue is ok or an lvalue is not required.
9572 2008-01-09 Richard Guenther <rguenther@suse.de>
9575 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9578 2008-01-09 Richard Guenther <rguenther@suse.de>
9581 * tree.c (host_integerp): Check for sizetype only if the
9582 type is an integer type.
9584 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9587 * opts.c (decode_options): Disable inlining of functions called
9588 once if not in unit-at-a-time mode.
9590 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9592 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9594 2008-01-08 Richard Guenther <rguenther@suse.de>
9597 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9598 out early if the result will be unused.
9600 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9605 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9606 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9609 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9611 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9612 for vectorization tuned.
9614 2008-01-08 Richard Guenther <rguenther@suse.de>
9616 PR tree-optimization/34683
9617 * tree-ssa-operands.c (operand_build_cmp): Export.
9618 * tree-ssa-operands.h (operand_build_cmp): Declare.
9619 * tree-vn.c (vuses_compare): Remove.
9620 (sort_vuses): Use operand_build_cmp.
9621 (sort_vuses_heap): Likewise.
9622 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9623 to re-use old VEC if available. Do not sort already sorted VUSEs.
9624 (vdefs_to_vec): Do not sort already sorted VDEFs.
9626 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9629 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9631 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9634 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9635 limitations of reciprocal sequences on x86 targets.
9637 2008-01-08 Richard Guenther <rguenther@suse.de>
9639 PR tree-optimization/34683
9640 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9642 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9645 * config/darwin.c (darwin_mergeable_string_section): Don't use
9646 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9648 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9651 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9652 negxf2. Macroize expander using X87MODEF mode iterator. Change
9653 predicates of op0 and op1 to register_operand.
9654 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9655 expander using X87MODEF mode iterator. Change predicates of
9656 op0 and op1 to register_operand.
9657 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9658 corresponding patterns and macroize using MODEF macro. Change
9659 predicates of op0 and op1 to register_operand and remove
9660 "m" constraint. Disparage "r" alternative with "!".
9661 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9662 macroize using X87MODEF macro. Change predicates of op0 and op1
9663 to register_operand and remove "m" constraint. Disparage "r"
9664 alternative with "!".
9665 (absneg splitter with memory operands): Remove.
9666 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9667 patterns and macroize using X87MODEF mode iterator.
9668 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9669 Change predicate of op1 to register_operand.
9670 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9671 for memory operands.
9673 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9675 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9677 2008-01-07 Richard Guenther <rguenther@suse.de>
9679 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9682 2008-01-07 Richard Guenther <rguenther@suse.de>
9684 PR tree-optimization/34683
9685 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9686 VOPs of the needed size to save memory. Use VEC_quick_push
9687 to save compile-time.
9688 (vdefs_to_vec): Likewise.
9690 2008-01-07 Sa Liu <saliu@de.ibm.com>
9692 * config/spu/spu.md (divdf3): Genetate inline code for double
9693 division. The implementation doesn't handle INF or NAN, therefore it
9694 only applies when -ffinite-math-only is given.
9696 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9699 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9700 * doc/cpp.texi ([Common Predefined Macros]): Document.
9702 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9704 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9705 order to use commutative addition instead of subtraction.
9707 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9708 Mircea Namolaru <namolaru@il.ibm.com>
9709 Vladimir Yanovsky <yanov@il.ibm.com>
9710 Revital Eres <eres@il.ibm.com>
9712 PR tree-optimization/34263
9713 * tree-outof-ssa.c (process_single_block_loop_latch,
9714 contains_tree_r): New functions.
9715 (analyze_edges_for_bb): Call process_single_block_loop_latch
9716 function to empty single-basic-block latch block if possible.
9718 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9720 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9722 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9724 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9726 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9728 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9730 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9732 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9734 PR tree-optimization/34618
9735 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9738 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9741 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9742 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9743 Update copyright year.
9745 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9746 Update copyright year.
9747 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9750 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9752 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9753 edge does not point to current bb before changing need_assert.
9755 2008-01-04 Richard Guenther <rguenther@suse.de>
9758 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9759 for verifying purposes if they are is_gimple_min_invariant.
9761 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9763 PR tree-optimization/34448
9764 PR tree-optimization/34465
9765 * gimplify.c (gimplify_init_constructor): Add new parameter
9766 notify_temp_creation. Use it.
9767 (gimplify_modify_expr_rhs): Take volatiles into account when
9768 optimizing constructors.
9769 Do not optimize constructors if gimplify_init_constructor will dump to
9771 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9772 * gcc.c-torture/compile/pr34448.c: New.
9774 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9776 PR gcov-profile/34609
9777 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9778 return_slot if result is TREE_ADDRESSABLE.
9780 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9782 * config/mips/mips.md (sqrt_condition): Tweak comment.
9783 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9785 2008-01-03 Tom Tromey <tromey@redhat.com>
9788 * c-common.c (c_type_hash): Handle VLAs.
9790 2008-01-03 Jan Hubicka <jh@suse.cz>
9792 PR tree-optimization/31081
9793 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9794 0 when inlining and not inlining to first basic block.
9795 (remap_decl): When var is initialized to 0, don't set default_def.
9796 (expand_call_inline): Set entry_bb.
9797 * tree-inline.h (copy_body_data): Add entry_bb.
9799 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9802 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9805 PR tree-optimization/29484
9806 * tree-inline.c (inline_forbidden_p_2): New function.
9807 (inline_forbidden_p): Disallow inlining if some static var
9808 has an address of a local LABEL_DECL in its initializer.
9809 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9812 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9814 PR tree-optimization/34635
9815 * tree-data-ref.c (add_other_self_distances): Make sure that the
9816 evolution step is constant.
9818 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9821 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9823 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9825 * tree-sra.c (scalarize_init): Insert the generate_element_init
9826 statements after the generate_element_zero statements.
9828 2008-01-02 Richard Guenther <rguenther@suse.de>
9832 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9833 for very large number of operands instead of ICEing.
9835 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9838 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9839 while stack probing.
9841 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9843 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9846 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9849 * tree-mudflap.c (mx_register_decls): Guard warning by
9850 !DECL_ARTIFICIAL check.
9852 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9854 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9855 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9856 sse5_perm<mode>): Fix constraints.