1 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
4 a BIT_AND_EXPR only for an INTEGER_TYPE.
6 2008-05-16 David S. Miller <davem@davemloft.net>
8 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before
10 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
15 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
17 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19 * ifcvt.c (dead_or_predicable): Rename
20 df_simulate_one_insn_backwards to df_simulate_one_insn.
21 * recog.c (peephole2_optimize): Ditto.
22 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
24 * df.h: Rename df_simulate_one_insn_backwards to
25 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
26 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
27 scanning of defs and uses.
28 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
29 (df_simulate_one_insn_forwards): Removed.
31 2008-05-16 Doug Kwan <dougkwan@google.com>
33 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
35 (real_from_string): Handle NaNs and Inf as approriate.
37 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
39 * doc/gty.texi (Source Files Containing Type Information): Note
40 that headers should appear first in the gtfiles list.
42 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
44 * tree.def (COND_EXEC): Properly documented this code.
46 2008-05-16 Diego Novillo <dnovillo@google.com>
48 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
49 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
52 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
54 * tree-ssa-dse (max_stmt_uid): Removed.
55 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
56 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
57 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
58 * function.h (cfun.last_stmt_uid): New field.
59 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
60 gimple_stmt_max_uid, set_gimple_stmt_max_uid,
61 inc_gimple_stmt_max_uid): New functions.
62 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
63 (create_stmt_ann): Initialize the ann->uid field.
64 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
66 * tree-flow.h (renumber_gimple_stmt_uids): New function.
68 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
70 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
71 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
72 (init_empty_tree_cfg): Call it.
74 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
76 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
79 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
81 * doc/invoke.text (-fdump-tree-*-verbose): New option.
82 * tree-dump.c (dump_options): New verbose option.
83 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
85 * tree-pass.h (TDF_VERBOSE): New dump flag.
86 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
87 (tree-flow.h): Added include.
88 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
90 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
92 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
94 From Jie Zhang <jie.zhang@analog.com>
95 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
96 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
97 mcpu=bf561-none and mcpu=bf561-0.2.
98 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
99 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
100 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
101 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
102 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
104 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
105 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
107 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
108 (cputype_selected): Remove.
109 (bfin_handle_option): Don't use cputype_selected.
110 (override_options): When no mcpu option, enable all workarounds.
111 Don't use bfin_workarounds.
112 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
114 (DEFAULT_CPU_TYPE): Don't define.
116 2008-05-16 Richard Guenther <rguenther@suse.de>
118 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
119 on deletion of the last stmt.
121 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
123 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
124 V8HImode for SSE2 and V16QImode for SSE4.1.
126 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
128 * cgraph.h (compute_inline_parameters): Made public.
129 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
130 variable_generate_summary, function_write_summary,
131 variable_write_summary, variable_read_summary. Added
132 generate_summary, write_summary, read_summary.
133 * cgraphunit.c (cgraph_process_new_functions): Changed call from
134 pass_ipa_inline.function_generate_summary, to
135 compute_inline_parameters.
136 * ipa-inline.c (compute_inline_parameters): Made public and added
138 (compute_inline_parameters_for_current): New function.
139 (pass_inline_param): Now calls compute_inline_parameters_for_current.
140 (inline_generate_summary): Removed parameter and made to loop over
142 (pass_ipa_inline): Updated for new IPA_PASS structure.
143 * passes.c (execute_ipa_summary_passes): Now is called once per
144 pass rather than once per node*pass.
146 2008-05-15 Anatoly Sokolov <aesok@post.ru>
148 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
149 avr_have_mul_p, avr_asm_only_p): Remove variables.
150 (avr_override_options): Remove initialization of removed variables.
151 (avr_file_start): Convert removed variables to fields of
152 'struct base_arch_s *avr_current_arch'.
153 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
154 (AVR_HAVE_MUL): (Ditto.).
155 (AVR_HAVE_MOVW): (Ditto.).
156 (AVR_HAVE_LPMX): (Ditto.).
157 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
158 avr_asm_only_p): Remove declaration.
160 2008-05-15 Diego Novillo <dnovillo@google.com>
162 * config/arm/arm.c (arm_return_in_memory): Fix return type.
163 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
165 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
168 * combine.c (check_conversion): Rename back to check_promoted_subreg.
169 Don't call record_truncated_value from here.
170 (record_truncated_value): Turn it into a for_each_rtx callback.
171 (record_truncated_values): New function.
172 (combine_instructions): Call note_uses with record_truncated_values.
173 Change name of check_conversion to check_promoted_subreg.
175 2008-05-15 Janis Johnson <janis187@us.ibm.com>
177 * doc/sourcebuild.texi: Document support for torture tests.
179 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
181 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
182 to alternative 4 of operand 2.
184 2008-05-15 Richard Guenther <rguenther@suse.de>
186 * tree-pass.h (current_pass): Declare.
187 (get_pass_for_id): Likewise.
188 * passes.c (passes_by_id, passes_by_id_size): New globals.
189 (set_pass_for_id): New function.
190 (get_pass_for_id): Likewise.
191 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
192 (execute_function_todo): Flush per function statistics.
193 * toplev.c (compile_file): Init statistics.
194 (general_init): Do early statistics initialization.
195 (finalize): Finish statistics.
196 * statistics.h (statistics_early_init): Declare.
197 (statistics_init): Likewise.
198 (statistics_fini): Likewise.
199 (statistics_fini_pass): Likewise.
200 (statistics_counter_event): Likewise.
201 (statistics_histogram_event): Likewise.
202 * statistics.c: New file.
203 * Makefile.in (OBJS-common): Add statistics.o.
204 (statistics.o): Add dependencies.
205 * doc/invoke.texi (-fdump-statistics): Document.
207 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
209 (execute_pre): Use statistics_counter_event.
210 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
211 (substitute_and_fold): Increment it. Use statistics_counter_event.
213 2008-05-15 Diego Novillo <dnovillo@google.com>
215 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
217 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
218 * tree-ssa-alias.c (new_type_alias): Remove references to
219 sub-variables from comment.
220 * tree-ssa-operands.c (swap_tree_operands): Likewise.
222 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
224 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
225 attribute to 1 only for insertps alternative.
227 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
229 * config/bfin/bfin.md (loadbytes): New pattern.
230 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
231 (bfin_init_builtins): Initialize it.
232 (bdesc_1arg): Add it.
234 2008-05-15 Sa Liu <saliu@de.ibm.com>
236 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
237 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
238 * testsuite/lib/target-supports.exp: Add
239 check_effective_target_fortran_integer_16.
241 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
243 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
244 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
245 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
246 (TARGET_RETURN_IN_MEMORY): Define.
248 2008-05-15 Richard Guenther <rguenther@suse.de>
251 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
252 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
253 represent unmodifiable vars.
255 2008-05-15 Richard Guenther <rguenther@suse.de>
257 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
258 INDIRECT_REF and TARGET_MEM_REF.
259 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
262 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
263 H.J. Lu <hongjiu.lu@intel.com>
265 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
266 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
267 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
268 insn alternatives. Add missing alternatives.
269 (*vec_concatv2di_rex64_sse4_1): Likewise.
270 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
271 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
274 2008-05-15 Richard Guenther <rguenther@suse.de>
276 PR tree-optimization/36009
277 PR tree-optimization/36204
278 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
279 (determine_invariantness_stmt): Record the loop a store is
281 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
284 2008-05-15 Richard Guenther <rguenther@suse.de>
286 PR tree-optimization/34330
287 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
288 through the pointer will alias the SMT.
290 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
292 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
294 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
296 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
298 2008-05-14 Michael Meissner <michael.meissner@amd.com>
299 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
301 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
302 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
303 (vashl_optab): New optab for vector/vector shifts.
304 (vashr_optab): Ditto.
305 (vlshr_optab): Ditto.
306 (vrotl_optab): Ditto.
307 (vrotr_optab): Ditto.
308 (optab_subtype): New enum for optab_for_tree_code call.
309 (optab_for_tree_code): Add enum optab_subtype argument.
311 * optabs.c (optab_for_tree_code): Take an additional argument to
312 distinguish between a vector shift by a scalar and vector shift by
313 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
314 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
315 vector shift by a vector.
316 (expand_widen_pattern_expr): Pass additional argument to
319 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
320 vrotl_optab, vrotr_optab.
322 * expr.c (expand_expr_real_1): Update calls to
323 optab_for_tree_code to distinguish between vector shifted by a
324 scalar and vector shifted by a vector.
325 * tree-vectorizer.c (supportable_widening_operation): Ditto.
326 (supportable_narrowing_operation): Ditto.
327 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
328 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
329 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
330 (vect_create_epilog_for_reduction): Ditto.
331 (vectorizable_reduction): Ditto.
332 (vectorizable_operation): Ditto.
333 (vect_strided_store_supported): Ditto.
334 (vect_strided_load_supported): Ditto.
335 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
336 * expmed.c (expand_shift): Ditto.
338 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
340 (ashr@var{m}3): Ditto.
341 (vashl@var{m}3): Document new vector/vector shift standard name.
342 (vashr@var{m}3): Ditto.
343 (vlshr@var{m}3): Ditto.
344 (vrotl@var{m}3): Ditto.
345 (vrotr@var{m}3): Ditto.
347 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
348 (PPERM_INVERT): Ditto.
349 (PPERM_REVERSE): Ditto.
350 (PPERM_REV_INV): Ditto.
354 (PPERM_INV_SIGN): Ditto.
358 * config/i386/sse.md (mulv2di3): Add SSE5 support.
359 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
360 allows a memory operand to be the value being added, and split it
361 to improve vectorization.
362 (sse5_pmacsdqh_mem): Ditto.
363 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
364 (sse5_mulv2div2di3_high): Ditto.
365 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
366 (vec_pack_trunc_v4si): Ditto.
367 (vec_pack_trunc_v2di): Ditto.
368 (sse5_pcmov_<mode>): Remove code that tried to use use
369 andps/andnps instead of pcmov.
370 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
371 pmacsdqh instructions.
372 (vec_widen_smult_lo_v4si): Ditto.
374 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
375 (PPERM_INVERT): Ditto.
376 (PPERM_REVERSE): Ditto.
377 (PPERM_REV_INV): Ditto.
381 (PPERM_INV_SIGN): Ditto.
384 (ix86_expand_sse_movcc): Move the SSE5 test after the if
386 (ix86_expand_int_vcond): If SSE5 generate all possible integer
388 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
389 says ignore whether the last reference is a memory operand.
391 2008-05-14 Michael Meissner <michael.meissner@amd.com>
392 Paolo Bonzini <bonzini at gnu dot org>
394 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
397 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
398 (vlshr<mode>3): Rename from vlshr<mode>3.
399 (vashr<mode>3): Rename from vashr<mode>3.
400 (mulv4sf3): Change the names of vector shift patterns.
404 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
407 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
432 * config/spu/spu.md (v): New iterator macro to add v for vector types.
433 (floatunssidf2_internal): Change vector/vector shift names.
434 (floatunsdidf2_internal): Ditto.
441 (vashl<mode>3): Rename from ashl<mode>3.
442 (vashr<mode>3): Rename from ashr<mode>3.
443 (vlshr<mode>3): Rename from lshr<mode>3.
444 (vrotl<mode>3): Rename from rotl<mode>3.
446 2008-05-14 Michael Meissner <michael.meissner@amd.com>
449 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
450 multiply gives the wrong value when doing widening multiplies.
451 (vec_widen_smult_lo_v4si): Ditto.
453 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
455 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
456 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
457 emit_library_call_value.
458 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
459 * tree.h (ECF_LIBCALL_BLOCK): Removed.
460 * calls.c (initialize_argument_information, precompute_arguments,
461 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
462 (precompute_arguments): Removed flags parameter.
463 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
465 2008-05-14 Richard Guenther <rguenther@suse.de>
467 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
468 Make sure to register the store if the use is a PHI_NODE.
470 2008-05-14 Olivier Hainque <hainque@adacore.com>
472 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
473 memory if the component is to be referenced in BLKmode according
474 to get_inner_reference.
476 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
478 * calls.c (emit_library_call_value_1): Restore code clearing
479 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
481 2008-05-14 Olivier Hainque <hainque@adacore.com>
482 Nicolas Roche <roche@adacore.com>
484 * configure.ac: Add support for a "gcc_subdir" variable in
485 config-lang.in, to denote a subdirectory where the language/GCC
486 integration files are to be found.
487 * configure: Regenerate.
489 2008-05-14 Ira Rosen <irar@il.ibm.com>
491 PR tree-optimization/36098
492 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
493 value for the first load in the group in case of a gap.
494 (vect_build_slp_tree): Check that there are no gaps in loads.
496 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
498 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
499 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
500 expand_copysign_bit, ): Change call to emit_no_conflict_block to
501 emit_insn and remove unneeded code to construct extra args.
502 (emit_no_conflict_block): Removed.
503 * optabls.h: (emit_no_conflict_block): Removed.
504 * cse.c (cse_extended_basic_block): Remove search for
505 REG_NO_CONFLICT note.
506 * global.c: Removed incorrect comment added in revision 117.
507 * expr.c (convert_move): Change call to emit_no_conflict_block to
509 * recog.c: Change comments so that they do not mention
511 * local_alloc.c (combine_regs): Removed last parameter.
512 (no_conflict_p): Removed.
513 (block_alloc): Removed note, no_conflict_combined_regno and set
514 local vars. Removed all code to process REG_NO_CONFLICT blocks.
515 (combine_regs): Removed already_dead and code to look for
516 REG_NO_CONFLICT notes.
517 * lower_subreg (remove_retval_note): Removed code to look for
518 REG_NO_CONFLICT block.
519 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
520 (resolve_clobber): Remove code to process libcalls that have
521 REG_NO_CONFLICT notes.
522 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
524 * combine.c (can_combine_p, distribute_notes): Removed
525 REG_NO_CONFLICT case.
526 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
528 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
529 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
531 * reg-notes.def (NO_CONFLICT): Removed.
533 2008-05-14 David S. Miller <davem@davemloft.net>
535 * config/sparc/sparc.c (sparc_profile_hook): If
536 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
537 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
538 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
540 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
542 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
544 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
547 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
548 and op1 expansion before vector concat to have less live pseudos.
550 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
552 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
553 ix86_expand_vector_set if supported.
555 2008-05-13 Diego Novillo <dnovillo@google.com>
556 Kenneth Zadeck <zadeck@naturalbridge.com>
558 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
560 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
561 phinodes_print_statistics, init_ssanames, fini_ssanames,
562 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
563 release_ssa_name, release_defs, replace_ssa_name_symbol,
564 ssanames_print_statistics): Move ...
565 * tree-flow.h: ... here.
566 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
567 Use FN instead of cfun.
568 (make_ssa_name_fn): Rename from make_ssa_name.
569 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
570 * tree-flow-inline.h (make_ssa_name): Move from
571 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
572 * omp-low.c (expand_omp_parallel):
573 * tree-flow-inline.h (redirect_edge_var_map_result):
574 * tree-ssa.c (init_tree_ssa): Add argument FN.
575 Use it instead of cfun. Update all users.
577 2008-05-13 Tom Tromey <tromey@redhat.com>
579 PR preprocessor/22168:
580 * doc/cpp.texi (Top): Update menu.
581 (Alternatives to Wrapper #ifndef): New node.
582 (Other Directives): Document deprecation.
583 (Obsolete Features): Remove menu.
584 (Assertions): Merge node into Obsolete Features.
585 (Obsolete once-only headers): Move earlier; rename to Alternatives
587 * doc/cppopts.texi: Update.
588 * c.opt (Wdeprecated): Enable for C and ObjC.
589 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
590 (C++ Dialect Options): Move -Wno-deprecated from here to...
591 (Warning Options): ... here.
593 2008-05-13 Richard Guenther <rguenther@suse.de>
596 * fold-const.c (fold_sign_changed_comparison): Do not allow
597 changes in pointer-ness.
599 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
602 * config/sh/sh.c (sh_expand_prologue): Don't clear
603 RTX_FRAME_RELATED_P for push insns.
605 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
607 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
609 2008-05-12 Anatoly Sokolov <aesok@post.ru>
611 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
612 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
613 Use 'machine->is_leaf' instead of 'leaf_func_p'.
615 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
617 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
618 (*vec_concatv4sf_sse): This.
619 (*sse2_concatv2si): Renamed to ...
620 (*vec_concatv2si_sse2): This.
621 (*sse1_concatv2si): Renamed to ...
622 (*vec_concatv2si_sse): This.
623 (*vec_concatv2di_rex): Renamed to ...
624 (*vec_concatv2di_rex64): This.
625 (*vec_concatv2si_sse4_1): New.
626 (*vec_concatv2di_rex64_sse4_1): Likewise.
628 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
630 PR rtl-optimization/36111
631 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
632 that was created for swappable operands.
634 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
637 * Makefile.in: Substitute GNATMAKE and GNATBIND.
638 * configure.ac: Add call to ACX_PROG_GNAT.
640 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
642 * optc-gen.awk: Fix comment typo.
644 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
646 * pretty-print.c (pp_integer_with_precision): Use
647 HOST_LONG_LONG_FORMAT.
649 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
651 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
653 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
655 * config/i386/i386.c (bdesc_ptest): Removed.
656 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
657 (bdesc_args): Add __builtin_ia32_ptestz128,
658 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
659 (ix86_init_mmx_sse_builtins): Updated.
660 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
661 (ix86_expand_builtin): Updated.
663 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
665 * tree-cfg.c (valid_fixed_convert_types_p): New function.
666 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
668 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
670 * value-prof.c (interesting_stringop_to_profile): Do not
671 return early for BUILT_IN_MEMPCPY.
673 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
675 * calls.c (expand_call): Don't use callgraph to increase
676 preferred_stack_boundary.
678 * cgraph.h (cgraph_rtl_info): Use unsigned on
679 preferred_incoming_stack_boundary.
681 * final.c (rest_of_clean_state): Use unsigned on
682 preferred_stack_boundary.
684 2008-05-09 Tom Tromey <tromey@redhat.com>
686 PR preprocessor/22231:
687 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
690 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
692 PR tree-optimization/36129
693 * tree-ssa-ccp.c: Include value-prof.h.
694 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
695 built-in function was folded to a constant.
696 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
698 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
699 Sebastian Pop <sebastian.pop@amd.com>
701 * tree-scalar-evolution.c: Document instantiate_scev.
702 (instantiate_parameters_1): Renamed instantiate_scev_1.
703 Don't use the same loop for instantiation_loop and evolution_loop.
704 (instantiate_scev): New.
705 (instantiate_parameters): Moved...
706 (resolve_mixers): Update call to instantiate_scev_1 to pass the
707 same loop twice. Maintains the semantics for this function.
708 * tree-scalar-evolution.h (instantiate_scev): Declare.
709 (instantiate_parameters): ...here. Now static inline.
710 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
711 instead of resolve_mixers.
713 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
715 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
717 2008-05-09 Tomas Bily <tbily@suse.cz>
719 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
720 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
721 * tree-ssa-structalias.c (get_constraint_for): Likewise.
722 * c-common.c (c_common_truthvalue_conversion): Likewise.
723 * tree-object-size.c (compute_object_offset): Likewise.
724 * tree-inline.c (estimate_num_insns_1): Likewise.
725 * varasm.c (const_hash_1, compare_constant, copy_constant)
726 (compute_reloc_for_constant, output_addressed_constants)
727 (initializer_constant_valid_p): Likewise.
728 * c-omp.c (check_omp_for_incr_expr): Likewise.
729 * gimplify.c (gimplify_expr): Likewise.
730 * c-typeck.c (c_finish_return): Likewise.
731 * tree-vectorizer.c (supportable_widening_operation)
732 (supportable_narrowing_operation): Likewise.
733 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
734 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
735 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
736 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
737 (descr_info_loc): Likewise.
738 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
739 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
740 (fold_unary): Likewise.
741 * builtins.c (get_pointer_alignment): Likewise.
742 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
743 (instantiate_parameters_1): Likewise.
744 * tree.c (expr_align, stabilize_reference): Likewise.
745 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
746 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
747 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
748 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
749 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
750 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
752 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
753 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
754 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
755 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
756 (forward_propagate_comparison)
757 (tree_ssa_forward_propagate_single_use_vars): Likewise.
758 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
759 * emit-rtl.c (component_ref_for_mem_expr)
760 (set_mem_attributes_minus_bitpos): Likewise.
761 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
762 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
764 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
765 (build_function_call, pointer_diff, build_compound_expr)
766 (c_finish_return): Likewise.
767 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
768 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
770 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
771 * expr.c (is_aligning_offset): Likewise.
772 * tree-ssa-alias.c (is_escape_site): Likewise.
773 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
774 (check_all_va_list_escapes): Likewise.
775 * tree-ssa-loop-ivopts.c (determine_base_object)
776 (determine_common_wider_type): Likewise.
777 * dojump.c (do_jump): Likewise.
778 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
779 * tree-gimple.c (is_gimple_cast): Likewise.
780 * fold-const.c (decode_field_reference, )
781 (fold_sign_changed_comparison, fold_unary, fold_comparison)
782 (fold_binary): Likewise.
783 * tree-ssa-alias-warnings.c (find_alias_site_helper)
784 (already_warned_in_frontend_p): Likewise.
785 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
786 * tree.c (really_constant_p, get_unwidened): Likewise.
787 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
788 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
789 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
791 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
793 (CONVERT_EXPR_P): Define.
794 (CASE_CONVERT): Define.
796 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
799 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
800 (delete_unmarked_insns): When deleting a call, call
801 delete_unreachable_blocks.
802 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
803 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
805 2008-05-08 Richard Guenther <rguenther@suse.de>
807 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
808 (-ftree-salias): Likewise.
809 (salias-max-implicit-fields): Remove param documentation.
810 (salias-max-array-elements): Likewise.
811 * tree-pass.h (pass_create_structure_vars): Remove.
812 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
813 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
814 * tree-ssa-alias.c (create_structure_vars): Remove.
815 (gate_structure_vars): Likewise.
816 (pass_create_structure_vars): Likewise.
817 (gate_build_alias): Likewise.
818 (pass_build_alias): Adjust to run always and dump the function.
819 * common.opt (ftree-salias): Hide.
820 * passes.c (init_optimization_passes): Remove
821 pass_create_structure_vars, adjust comment.
822 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
823 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
824 * opts.c (decode_options): Do not set flag_tree_salias.
825 (common_handle_option): Add OPT_ftree_salias to the backward
826 compatibility section.
828 2008-05-08 Richard Guenther <rguenther@suse.de>
830 * tree-flow-inline.h (var_can_have_subvars): Move ...
831 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
832 * tree-flow.h (var_can_have_subvars): Remove.
833 (push_fields_onto_fieldstack): Remove.
834 (sort_fieldstack): Likewise.
835 (struct fieldoff): Move ...
836 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
837 alias_set and base_for_components fields.
838 (sort_fieldstack): Make static.
839 (push_fields_onto_fieldstack): Likewise. Remove code that
840 handles anything but RECORD_TYPEs. Remove alias_set and
841 base_for_components handling.
842 (create_variable_info_for): Adjust.
844 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
846 * common.opt (Wframe-larger-than=): Shorten the help message
848 * doc/invoke.texi (Wframe-larger-than=): Add more description.
850 2008-05-08 Rafael Espindola <espindola@google.com>
852 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
854 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
855 trap and that both operands are gimple values.
856 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
857 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
860 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
862 * read-rtl.c (join_c_conditions): Return the first string if the
863 two strings are equal.
865 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
867 * gensupport.h (pred_data): Add a "num_codes" field.
868 (add_predicate_code): Declare.
869 * gensupport.c (add_predicate_code): New function.
870 (std_pred_table): Add an "allows_const_p" field.
871 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
872 Remove the (incomplete) list of such codes from the codes field.
873 (init_predicate_table): Use add_predicate_code. Add all
874 RTX_CONST_OBJs if allows_const_p is true.
875 * genrecog.c (process_define_predicate): Use add_predicate_code.
877 2008-05-08 David Daney <ddaney@avtrex.com>
878 Richard Sandiford <rsandifo@nildram.co.uk>
880 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
881 special case of constant zero operands.
882 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
883 old and new values. Special case constant zero values.
884 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
886 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
887 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
889 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
892 * simplify-rtx.c (simplify_plus_minus): Create CONST of
893 similar RTX_CONST_OBJ before CONST_INT.
895 2008-05-08 Steve Ellcey <sje@cup.hp.com>
897 * stmt.c (expand_stack_restore): Change sa mode if needed.
899 2008-05-08 Richard Guenther <rguenther@suse.de>
901 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
903 (ix86_sol10_return_in_memory): Likewise.
904 (ix86_i386elf_return_in_memory): Likewise.
905 (ix86_i386interix_return_in_memory): Likewise.
906 * config/i386/i386.c (ix86_return_in_memory): Likewise.
907 (ix86_sol10_return_in_memory): Likewise.
908 (ix86_i386elf_return_in_memory): Likewise.
909 (ix86_i386interix_return_in_memory): Likewise.
911 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
914 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
916 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
917 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
920 2008-05-08 Richard Guenther <rguenther@suse.de>
922 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
923 * tree-data-ref.h (struct dr_alias): Remove subvars field.
924 (DR_SUBVARS): Remove.
925 * tree-dfa.c (dump_subvars_for): Remove.
926 (debug_subvars_for): Likewise.
927 (dump_variable): Do not dump subvars.
928 (remove_referenced_var): Do not remove subvars.
929 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
930 (lookup_subvars_for_var): Remove.
931 (get_subvars_for_var): Likewise.
932 (get_subvars_at): Likewise.
933 (get_first_overlapping_subvar): Likewise.
934 (overlap_subvar): Likewise.
935 * tree-flow.h (subvar_t): Remove.
936 (struct var_ann_d): Remove subvars field.
937 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
938 argument. Remove special handling of SFTs.
939 (compute_tag_properties): Likewise.
940 (set_initial_properties): Likewise.
941 (compute_call_clobbered): Likewise.
942 (count_mem_refs): Likewise.
943 (compute_memory_partitions): Likewise.
944 (compute_flow_insensitive_aliasing): Likewise.
945 (setup_pointers_and_addressables): Likewise.
946 (new_type_alias): Likewise.
947 (struct used_part): Remove.
948 (used_portions): Likewise.
949 (struct used_part_map): Likewise.
950 (used_part_map_eq): Likewise.
951 (used_part_map_hash): Likewise.
952 (free_used_part_map): Likewise.
953 (up_lookup): Likewise.
954 (up_insert): Likewise.
955 (get_or_create_used_part_for): Likewise.
956 (create_sft): Likewise.
957 (create_overlap_variables_for): Likewise.
958 (find_used_portions): Likewise.
959 (create_structure_vars): Likewise.
960 * tree.def (STRUCT_FIELD_TAG): Remove.
961 * tree.h (MTAG_P): Adjust.
962 (struct tree_memory_tag): Remove base_for_components and
963 unpartitionable flags.
964 (struct tree_struct_field_tag): Remove.
965 (SFT_PARENT_VAR): Likewise.
966 (SFT_OFFSET): Likewise.
967 (SFT_SIZE): Likewise.
968 (SFT_NONADDRESSABLE_P): Likewise.
969 (SFT_ALIAS_SET): Likewise.
970 (SFT_UNPARTITIONABLE_P): Likewise.
971 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
972 (union tree_node): Remove sft field.
973 * alias.c (get_alias_set): Remove special handling of SFTs.
974 * print-tree.c (print_node): Remove handling of SFTs.
975 * tree-dump.c (dequeue_and_dump): Likewise.
976 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
977 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
978 * tree-predcom.c (set_alias_info): Do not set subvars.
979 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
980 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
981 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
982 (add_vars_for_offset): Remove.
983 (add_virtual_operand): Remove special handling of SFTs.
984 (add_call_clobber_ops): Likewise.
985 (add_call_read_ops): Likewise.
986 (get_asm_expr_operands): Likewise.
987 (get_modify_stmt_operands): Likewise.
988 (get_expr_operands): Likewise.
989 (add_to_addressable_set): Likewise.
990 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
991 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
992 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
993 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
994 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
995 (tree_node_structure): Likewise.
996 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
998 (find_what_p_points_to): Likewise.
1000 2008-05-08 Sa Liu <saliu@de.ibm.com>
1002 * config/spu/spu.md: Fixed subti3 pattern.
1004 2008-05-08 Richard Guenther <rguenther@suse.de>
1007 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1008 sure to create a representative for trailing arrays for PTA.
1010 2008-05-08 Richard Guenther <rguenther@suse.de>
1013 * fold-const.c (operand_equal_p): Two objects which types
1014 differ in pointerness are not equal.
1016 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1018 * calls.c (compute_argument_block_size): Add argument tree fndecl.
1019 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
1020 (emit_library_call_value_1): Add new variable fndecl initialized by
1021 NULL_TREE. It should be the decl type of orgfun, but this information
1022 seems not to be available here, so it uses the default calling abi.
1023 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
1024 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
1025 by TARGET_RETURN_IN_MEMORY.
1026 * config/i386/i386-interix.h: Likewise.
1027 * config/i386/i386.h: Likewise.
1028 * config/i386/i386elf.h: Likewise.
1029 * config/i386/ptx4-i.h: Likewise.
1030 * config/i386/sol2-10.h: Likewise.
1031 * config/i386/sysv4.h: Likewise.
1032 * config/i386/vx-common.h: Likewise.
1033 * config/cris/cris.h: Removed #if 0 clause.
1034 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
1035 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
1037 (ix86_sol10_return_in_memory): Likewise.
1038 (ix86_i386elf_return_in_memory): New.
1039 (ix86_i386interix_return_in_memory): New.
1040 * config/mt/mt-protos.h (mt_return_in_memory): New.
1041 * config/mt/mt.c: Likewise.
1042 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1043 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
1044 * config/bfin/bfin.h: Likewise.
1045 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1047 * config/bfin/bfin.c: Likewise.
1048 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1049 * config/alpha/unicosmk.h: Likewise.
1050 * config/i386/cygming.h: Likewise.
1051 * config/iq2000/iq2000.h: Likewise.
1052 * config/mips/mips.h: Likewise.
1053 * config/mn10300/mn10300.h: Likewise.
1054 * config/rs6000/rs6000.h: Likewise.
1055 * config/score/score.h: Likewise.
1056 * config/spu/spu.h: Likewise.
1057 * config/v850/v850.h: Likewise.
1058 * defaults.h: Likewise.
1059 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1060 * expr.c (emit_block_move): Adjust use of
1061 OUTGOING_REG_PARM_STACK_SPACE.
1062 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1063 OUTGOING_REG_PARM_STACK_SPACE.
1064 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1066 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1068 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1069 on OMP_RETURN for OMP_FOR.
1072 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1073 (fortran_common): New function.
1074 (gen_variable_die): Call fortran_common instead of common_check,
1075 adjust for it returning tree instead of rtx. Formatting.
1077 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1081 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1082 * c-decl.c (merge_decls): Ditto.
1083 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1084 to RTL_CONST_OR_PURE_CALL_P.
1085 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1086 Initialized DECL_LOOPING_CONST_PURE.
1087 (process_call_operands): Set tree_side_effects properly.
1088 * tree.h (TREE_READONLY_DECL_P): Removed.
1089 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1090 (DECL_LOOPING_OR_CONST_P): New macro.
1091 (struct tree_function_decl): Added looping_const_or_pure_p.
1093 (ECF_LOOPING_OR_CONST_P): New macro.
1094 * rtlanal.c (pure_const_p): Removed.
1095 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1096 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1097 to RTL_CONST_CALL_P.
1098 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1099 (check_decl, check_tree, check_call, scan_function): Initialize
1101 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1102 (static_execute): Set looping true for recursive functions.
1103 Undo setting state to IPA_NEITHER for recursive functions.
1105 * ifcvt.c (noce_can_store_speculate_p): Changed
1106 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1107 RTL_CONST_OR_PURE_CALL_P.
1108 * dse.c (scan_insn): Ditto.
1109 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1110 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1111 RTL_CONST_OR_PURE_CALL_P.
1112 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1113 pure_call_p to RTL_CONST_CALL_P.
1114 * gimplify.c (gimplify_call_expr): Clear side effects for
1115 non-looping pure and constant calls.
1116 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1117 (flags_from_decl_or_type): Set ecf flags from decl flags.
1118 (initialize_argument_information): Turn off
1119 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1120 Change const to pure if callee_copies is true rather than just
1122 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1123 way of marking pure calls.
1124 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1125 Remove hack that was supposed to fix pr7335 and remove old
1126 way of marking pure calls.
1127 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1128 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1129 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1130 RTL_CONST_OR_PURE_CALL_P.
1131 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1132 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1133 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1134 * sched-deps.c (schedule_analyze): Ditto.
1135 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1136 return_val field of calls to represent pure and const function info.
1137 (CONST_OR_PURE_CALL_P): Deleted macro.
1138 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1139 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1140 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1142 * tree-optimize.c (execute_fixup_cfg): Added test for
1143 ECF_LOOPING_CONST_OR_PURE.
1144 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1146 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1147 effects for looping pure or const calls.
1148 (verify_gimple_expr): Added verification code.
1149 * config/alpha/alpha.c (alpha_legitimize_address,
1150 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1152 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1153 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1154 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1155 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1156 RTL_CONST_OR_PURE_CALL_P.
1157 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1158 and const calls to be deleted.
1160 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1163 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1164 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1165 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1166 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1167 to handle nonimmediate operands.
1168 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1169 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1170 to handle nonimmediate operands.
1171 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1172 (mmx_pmulhrwv4hi3): New expander. Use
1173 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1174 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1175 (sse2_umulv1siv1di3): New expander. Use
1176 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1177 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1178 (mmx_eq<mode>3): New expander. Use
1179 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1180 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1181 (mmx_uavgv8qi3): New expander. Use
1182 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1183 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1184 (mmx_uavgv4hi3): New expander. Use
1185 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1187 * config/i386/sse.md
1188 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1189 to handle nonimmediate operands.
1190 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1191 to handle nonimmediate operands.
1192 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1193 to handle nonimmediate operands.
1194 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1195 to handle nonimmediate operands.
1196 (sse2_unpckhpd_exp): New expander. Use
1197 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1198 (sse2_unpcklpd_exp): New expander. Use
1199 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1200 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1201 to handle nonimmediate operands.
1202 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1203 to handle nonimmediate operands.
1204 (*sse2_<plusminus_insn><mode>3): Rename from
1205 sse2_<plusminus_insn><mode>3 insn pattern.
1206 (sse2_<plusminus_insn><mode>3): New expander. Use
1207 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1208 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1209 (sse2_umulv2siv2di3): New expander. Use
1210 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1211 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1212 (sse4_1_mulv2siv2di3): New expander. Use
1213 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1214 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1215 (sse2_pmaddwd): New expander. Use
1216 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1217 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1218 (sse2_eq<mode>3): New expander. Use
1219 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1220 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1221 (sse4_1_eqv2di3): New expander. Use
1222 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1223 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1224 (sse2_uavgv16qi3): New expander. Use
1225 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1226 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1227 (sse2_uavgv16qi3): New expander. Use
1228 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1229 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1230 (sse2_uavgv8hi3): New expander. Use
1231 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1232 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1233 (ssse3_pmulhrswv8hi3): New expander. Use
1234 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1235 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1236 (ssse3_pmulhrswv4hi3): New expander. Use
1237 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1239 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1240 (<sse>_vmmul<mode>3): Ditto.
1241 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1243 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1244 (ssse3_pmaddubsw): Ditto.
1246 * config/i386/i386.c (struct_builtin_description)
1247 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1248 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1249 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1250 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1251 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1252 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1253 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1254 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1255 (ix86_fixup_binary_operands): Assert that src1
1256 and src2 must have the same mode when swapped.
1257 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1258 and ix86_binary_operator_ok. Do not force operands in registers
1261 2008-05-07 Jan Hubicka <jh@suse.cz>
1263 * cgraph.c (dump_cgraph_node): Update.
1264 * cgraph.h (cgraph_local_info): Break out inline summary.
1265 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1267 * ipa-inline (inline_summary): New accestor function.
1268 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1269 cgraph_decide_inlining, compute_inline_parameters): Update.
1270 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1272 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1274 Cleanup ColdFire scheduling support and add V4 pipeline model.
1276 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1277 (define_attr cpu): Add cfv4 value.
1278 (define_attr type, define_attr type1): Merge into a single 'type'
1279 attribute. Update all uses.
1280 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1281 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1283 (define_attr opx_mem, define_attr opy_mem): Remove.
1284 (define_attr op_mem): Clean up, update comment.
1285 (define_attr size): Use specific values instead of general int.
1286 (define_attr guess, define_attr split): Remove. Update all uses.
1287 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1288 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1289 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1290 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1291 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1292 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1293 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1294 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1295 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1296 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1297 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1298 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1299 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1300 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1301 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1302 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1303 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1304 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1305 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1306 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1307 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1308 Update or set attributes.
1309 (stack_tie): New fake instruction.
1311 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1312 (m68k_sched_attr_size): Update declaration.
1313 (m68k_sched_attr_type2): Remove.
1314 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1315 Declare new bypass predicates.
1317 * config/m68k/m68k.c (m68k_sched_issue_rate,
1318 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1320 (TARGET_SCHED_ISSUE_RATE,
1321 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1322 (override_options): Handle scheduling for ColdFire V4 core.
1323 (m68k_expand_prologue): Emit stack_tie.
1324 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1325 'OP_TYPE_FPN'. Update all uses.
1326 (sched_guess_p): Remove.
1327 (sched_address_type): Handle symbolic addresses.
1328 (sched_get_operand): New static function.
1329 (sched_operand_type): Merge into sched_attr_op_type.
1330 (sched_attr_op_type): Handle FP registers, handle quick constants,
1332 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1333 (m68k_sched_attr_size): Update. Move logic to ...
1334 (sched_get_attr_size_int): New static function.
1335 (sched_get_opxy_mem_type): New static function.
1336 (m68k_sched_attr_op_mem): Update.
1337 (m68k_sched_attr_type2): Remove.
1338 (sched_cfv4_bypass_data): New static variable.
1339 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1340 (m68k_sched_issue_rate): Implement scheduler hook.
1341 (struct _sched_ib: enabled_p): New field.
1342 (m68k_sched_variable_issue): Update. Handle V4.
1343 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1344 sched_dump_class_func_t, sched_dump_split_class,
1345 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1346 sched_dump_dfa_class, m68k_sched_dump): Remove.
1347 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1349 (m68k_sched_init_global): Remove statisctics dumping, introduce
1350 sanity check that all instructions have pipeline reservations. Handle
1352 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1353 Handle ColdFire V4 core.
1354 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1355 New static functions.
1356 (m68k_sched_address_bypass_p): New bypass predicate.
1357 (sched_get_indexed_address_scale): New static function.
1358 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1360 * cf.md: Update comments.
1361 (define_attr type2): Remove. Use 'type' attribute instead.
1363 (cf_ib): Rename to cfv123_ib. Update all uses.
1364 (cf_oep): Rename to cfv123_oep. Update all uses.
1365 (cf_chr): Rename to cfv123_chr. Update all uses.
1366 (cf_mem): Rename to cfv123_mem. Update all uses.
1367 (cf_mac): Move to more appropriate place.
1368 (cfv123_guess): New automaton and cpu_unit.
1369 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1370 Update uses of 'size' attribute. Handle before reload scheduling.
1371 (cfv123_guess): New dummy reservation for unhandled instructions.
1372 (cfv4_*): Pipeline description of ColdFire V4 core.
1373 (ignore): New reservation to handle 'ignore' type.
1375 2008-05-07 Ian Lance Taylor <iant@google.com>
1378 * gimplify.c (find_single_pointer_decl_1): Don't look through
1380 (find_single_pointer_decl): Adjust comments.
1382 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1385 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1386 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1389 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1390 integral type rather than floating point, then VIEW_CONVERT_EXPR
1391 to the floating point type.
1393 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1395 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1396 TFmode op0 to register.
1398 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1400 * c-decl.c (grokdeclarator): Comment typo.
1402 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1404 * tree-flow.h: Remove prototype for computed_goto_p.
1405 * tree-cfg.c (computed_goto_p): Make static.
1407 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1410 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1411 (contains_aligned_value_p): This. Handle _Decimal128.
1412 (ix86_function_arg_boundary): Only align _Decimal128 to its
1413 natural boundary and handle it properly.
1415 2008-05-06 Martin Jambor <mjambor@suse.cz>
1417 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1418 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1419 (ipcp_method_set_orig_node): Removed.
1420 (ipcp_cval_get_cvalue_type): Removed.
1421 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1422 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1423 (ipcp_cval_set_cvalue_type): Removed.
1424 (ipcp_cval_get_cvalue): Removed.
1425 (ipcp_cval_set_cvalue): Removed.
1426 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1427 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1428 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1429 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1430 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1431 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1432 (ipcp_get_ith_lattice): Changed parameters.
1433 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1434 (ipcp_lattice_from_jfunc): Changed parameters.
1435 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1436 (ipcp_method_cval_print): Added temporary variable info.
1437 (ipcp_redirect): Removed already unused local variable caller.
1438 (ipcp_redirect): New temporary variable orig_callee_info
1439 (ipcp_redirect): Removed newly unused local variable callee.
1440 (ipcp_redirect): Removed (a bit confusing) local variable type.
1441 (ipcp_insert_stage): Added local variable info.
1442 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1444 (ipcp_formal_create): Removed.
1445 (ipcp_method_cval_set): Removed.
1446 (ipcp_propagate_stage): Renamed lattice variables.
1447 (ipcp_method_cval_set_cvalue_type): Removed.
1448 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1449 (ipcp_print_all_lattices): Changed printed strings to refer to
1450 lattices rather than cvals.
1451 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1452 (ipcp_propagate_const): Changed formal parameters.
1453 (build_const_val): Changed formal parameters.
1454 (ipcp_insert_stage): Removed useless variable cvalue
1455 (build_const_val): Changed formal parameters.
1456 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1457 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1458 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1459 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1460 (ipcp_print_func_profile_counts): Changed string from "method" to
1462 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1463 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1464 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1465 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1466 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1467 (ipcp_lat_is_const): Changed parameters and made inline.
1468 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1469 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1470 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1471 the predicate condition directly
1472 (ipcp_propagate_stage): Added local variable args. Removed local
1473 variable callee. (Both are mere code simplifications.)
1474 (ipcp_method_dont_insert_const): Renamed to
1475 ipcp_node_not_modifiable_p.
1476 (ipcp_node_not_modifiable_p): Made inline.
1477 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1478 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1479 (ipcp_print_all_lattices): Removed variable cvalue
1480 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1483 2008-05-06 Olivier Hainque <hainque@adacore.com>
1485 * tree-sra.c (try_instantiate_multiple_fields): Early return
1486 if field has POINTER_TYPE.
1488 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1490 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1491 by using 'q' specifier for instruction.
1492 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1494 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1496 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1497 Change mode of zero_extract from QImode to HImode.
1498 (sign bit tests peepholes): (Ditto.).
1500 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1502 * config/i386/mmx.md: Remove double backslashes from asm templates.
1503 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1504 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1505 to handle nonimmediate operands.
1506 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1507 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1508 to handle nonimmediate operands.
1509 (*mmx_<code>v2sf3_finite): New insn pattern.
1510 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
1511 (mmx_<code>v2sf3): New expander. Use
1512 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1513 (mmx_<plusminus_insn><mode>3): New expander. Use
1514 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1515 (*mmx_<plusminus_insn><mode>3): New insn pattern.
1516 (mmx_add<mode>3): Removed.
1517 (mmx_ssadd<mode>3): Ditto.
1518 (mmx_usadd<mode>3): Ditto.
1519 (mmx_sub<mode>3): Ditto.
1520 (mmx_sssub<mode>3): Ditto.
1521 (mmx_ussub<mode>3): Ditto.
1522 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
1523 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
1524 to handle nonimmediate operands.
1525 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
1527 (mmx_smulv4hi3_highpart): New expander. Use
1528 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1529 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
1531 (mmx_umulv4hi3_highpart): New expander. Use
1532 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1533 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
1534 (mmx_<code>v4hi3): New expander. Use
1535 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1536 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
1537 (mmx_<code>v8qi3): New expander. Use
1538 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1539 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1540 (mmx_<code><mode>3): New expander. Use
1541 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1543 2008-05-05 Jan Hubicka <jh@suse.cz>
1545 PR tree-optimization/36118
1546 * passes.c (pass_init_dump_file): Fix dump header.
1548 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1551 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1552 VCE for function decls.
1554 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1556 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1558 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1560 * config/i386/i386.md (sat_plusminus): New.
1561 (plusminus_insn): Likewise.
1562 (plusminus_mnemonic): Likewise.
1564 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1565 (*<addsub><mode>3_cc_overflow): Renamed to ...
1566 (*<plusminus_insn><mode>3_cc_overflow): This.
1567 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1568 (*<plusminus_insn>si3_zext_cc_overflow): This.
1570 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1571 (<plusminus_insn><mode>3): This.
1572 (*<addsub><mode>3): Renamed to ...
1573 (*<plusminus_insn><mode>3): This.
1574 (<sse>_vm<addsub><mode>3): Renamed to ...
1575 (<sse>_vm<plusminus_insn><mode>3): This.
1576 (sse3_h<addsub>v4sf3): Renamed to ...
1577 (sse3_h<plusminus_insn>v4sf3): This.
1578 (sse3_h<addsub>v2df3): Renamed to ...
1579 (sse3_h<plusminus_insn>v2df3): This.
1580 (<plusminus_insn><mode>3): New.
1581 (*<plusminus_insn><mode>3): Likewise.
1582 (sse2_<plusminus_insn><mode>3): Likewise.
1583 (add<mode>): Removed.
1584 (*add<mode>3): Likewise.
1585 (sse2_ssadd<mode>3): Likewise.
1586 (sse2_usadd<mode>3): Likewise.
1587 (sub<mode>3): Likewise.
1588 (*sub<mode>3): Likewise.
1589 (sse2_sssub<mode>3): Likewise.
1590 (sse2_ussub<mode>3): Likewise.
1592 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1594 * gthr-single.h: Add in required interface elements as per gthr.h.
1595 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1596 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1597 Generalize UNUSED macro.
1598 (__gthread_once): Add.
1599 (__gthread_key_create): Add.
1600 (__gthread_key_delete): Add.
1601 (__gthread_getspecific): Add.
1602 (__gthread_setspecific): Add.
1604 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1606 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1607 the same size types for the indirect reference on the rhs, then
1610 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1612 * config/i386/i386.md
1613 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1614 one insn template instead of template series.
1615 (*xordi_1_rex64): Ditto.
1616 (*xordi_2_rex64): Ditto.
1618 2008-05-05 Ira Rosen <irar@il.ibm.com>
1620 PR tree-optimization/36119
1621 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1624 2008-06-04 Jan Hubicka <jh@suse.cz>
1626 tree-optimization/36100
1627 * tree-pass.h (pass_O0_always_inline): Declare.
1628 * ipa-inline.c (inline_transform): Remove dead code.
1629 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1630 pass_O0_always_inline): New.
1631 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1633 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1635 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1636 mnemonic in this_param move for TARGET_64BIT.
1638 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1640 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1641 (*strmovsi_rex_1): Ditto.
1642 (*strsetsi_1): Ditto.
1643 (*strsetsi_rex_1): Ditto.
1645 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1646 adddicc expanders using SWI mode iterator.
1648 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1651 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1654 2008-05-04 David S. Miller <davem@davemloft.net>
1656 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1657 (sparc*-*-linux*): Use linux.h in tm_file.
1658 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1659 compiler defaulting to 32-bit.
1660 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1662 * config/sparc/linux.h: Remove definitions now obtained
1663 properly from linux.h
1664 * config/sparc/linux64.h: Likewise.
1665 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1666 don't want this setting for 32-bit builds in a biarch compiler.
1667 * doc/install.texi: Add sparc-linux to list of targets
1668 supporting --enable-targets=all.
1670 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1672 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1674 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1676 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1677 after V4SI_FTYPE_V8HI.
1678 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1679 case V4SI_FTYPE_V2DF.
1681 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1683 * doc/invoke.texi (max-flow-memory-locations): Removed.
1684 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1686 2008-05-03 Richard Guenther <rguenther@suse.de>
1689 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1691 2008-05-02 David S. Miller <davem@davemloft.net>
1693 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1695 2008-05-02 Simon Baldwin <simonb@google.com>
1698 * c-common.h (warn_array_subscript_range): Removed.
1699 * c-common.c (warn_array_subscript_range): Ditto.
1700 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1701 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1703 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1705 * config/i386/i386.c (ix86_special_builtin_type): New.
1706 (bdesc_special_args): Likewise.
1707 (ix86_expand_special_args_builtin): Likewise.
1708 (ix86_init_mmx_sse_builtins): Updated.
1709 (ix86_expand_builtin): Updated.
1710 (ix86_expand_store_builtin): Removed.
1711 (ix86_expand_unop_builtin): Likewise.
1713 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1714 * config/i386/mmintrin.h (__v2sf): Here.
1716 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1718 (_mm_loadl_pi): Likewise.
1719 (_mm_storeh_pi): Replace __v2si with __v2sf.
1720 (_mm_storel_pi): Likewise.
1722 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1723 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1724 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1725 __builtin_ia32_loadlpd.
1727 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1729 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1730 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1731 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1732 (ix86_init_mmx_sse_builtins): Updated.
1733 (ix86_expand_args_builtin): Likewise.
1734 (ix86_expand_builtin): Likewise.
1735 (ix86_expand_unop1_builtin): Renamed to ...
1736 (ix86_expand_unop_vec_merge_builtin): This.
1738 2008-05-01 Jan Hubicka <jh@suse.cz>
1741 * ipa-inline.c (inline_generate_summary): Make static.
1742 (inline_transform): Do not call inlining at -O0; make static.
1743 * passes.c (execute_todo): Add sanity check.
1744 (execute_one_ipa_transform_pass): Execute proper flags.
1746 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1748 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1749 (DECL_NONADDRESSABLE_P): Likewise.
1750 * alias.c (record_component_aliases): Fix comment.
1752 2008-05-01 Simon Baldwin <simonb@google.com>
1754 * c-common.h (warn_array_subscript_range): New function.
1755 * c-common.c (warn_array_subscript_range): Ditto.
1756 * tree-vrp.c (check_array_ref): Corrected code to agree with
1757 comment, ignoring only arrays of size 0 or size 1.
1758 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1760 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1762 * config/i386/i386.c (ix86_builtin_type): Replace
1763 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1764 (bdesc_args): Updated.
1765 (ix86_init_mmx_sse_builtins): Likewise.
1766 (ix86_expand_args_builtin): Likewise.
1768 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1771 * doc/extend.texi: Correct __builtin_ia32_palignr.
1773 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1776 * config/i386/i386.c (bdesc_crc32): Removed.
1777 (ix86_expand_crc32): Likewise.
1778 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1779 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1780 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1781 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1782 UINT_FTYPE_UINT_UCHAR.
1783 (bdesc_args): Updated. Add crc32 builtins.
1784 (ix86_init_mmx_sse_builtins): Updated.
1785 (ix86_expand_args_builtin): Updated to support subreg.
1787 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1789 2008-05-01 Jan Hubicka <jh@suse.cz>
1791 * tree-pass.h (opt_pass): Add IPA_PASS.
1792 (varpool_node, cgraph_node): Forward declare.
1793 (ipa_opt_pass): Define.
1794 (pass_ipa_inline): Turn into ipa_opt_pass.
1795 (pass_apply_inline): Remove.
1796 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1797 (apply_inline): Turn into ....
1798 (inline_transform): ... this one.
1799 (inline_generate_summary): New function.
1800 (pass_apply_inline): Remove.
1801 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1803 (struct function): Add ipa_transforms_to_apply.
1804 * passes.c (register_one_dump_file): Work on IPA_PASS.
1805 (init_optimization_passes): Remove pass_inline_parameters and
1807 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1808 (execute_one_pass) ... here; apply transforms when possible.
1809 (add_ipa_transform_pass, execute_ipa_summary_asses,
1810 execute_one_ipa_transform_pass): New.
1811 (execute_ipa_pass_list): Update for IPA_PASS type.
1813 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1815 * config/i386/i386.c (ix86_builtin_type): Add
1816 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1817 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1818 (bdesc_args): Add SSE4a builtins.
1819 (ix86_init_mmx_sse_builtins): Updated.
1820 (ix86_expand_args_builtin): Likewise.
1821 (ix86_expand_builtin): Likewise.
1823 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1825 * config/i386/i386.c (ix86_builtin_type): Add
1826 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1827 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1828 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1829 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1830 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1831 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1832 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1833 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1834 and DI_FTYPE_DI_DI_INT.
1835 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1836 (ix86_init_mmx_sse_builtins): Updated.
1837 (ix86_expand_args_builtin): Likewise.
1838 (ix86_expand_builtin): Likewise.
1839 (ix86_expand_binop_imm_builtin): Removed.
1841 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1843 2008-04-30 Richard Guenther <rguenther@suse.de>
1845 PR tree-optimization/32921
1846 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1848 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1850 * config/arm/arm.c (arm_unwind_emit): Use
1851 crtl->all_throwers_are_sibcalls instead of
1852 cfun->all_throwers_are_sibcalls.
1853 (arm_output_fn_unwind): Likewise.
1854 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1855 instead of cfun->uses_pic_offset_table.
1856 (frv_expand_prologue): Likewise.
1857 (frv_frame_pointer_required): Likewise.
1858 (frv_expand_fdpic_call): Likewise.
1859 (frv_emit_movsi): Likewise.
1860 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1861 cfun->returns_pcc_struct instead of
1862 current_function_returns_pcc_struct.
1863 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1864 instead of cfun->calls_eh_return.
1865 (m32c_pushm_popm): Likewise.
1866 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1867 "extern" declaration.
1869 2008-04-30 Richard Guenther <rguenther@suse.de>
1871 PR tree-optimization/21636
1872 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1874 (evaluate_stmt): Print the likely value.
1875 (ccp_visit_stmt): Avoid excessive vertical spacing.
1877 2008-04-30 Rafael Espindola <espindola@google.com>
1879 * builtins.c (fold_call_expr): Return realret.
1880 * tree-ssa-threadedge.c
1881 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1882 __builtin_object_size.
1884 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1886 * gcc.c (wrapper_string): New variable.
1887 (insert_wrapper): New function.
1888 (execute): New option -wrapper.
1889 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1891 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1893 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1894 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1895 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1897 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1898 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1899 config/rs6000/e500crtres64gprctr.asm,
1900 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1901 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1902 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1903 config/rs6000/e500crtsav64gprctr.asm,
1904 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1905 config/rs6000/e500crtsavg64gprctr.asm: New files.
1906 * config/rs6000/t-ppccomm: Add build rules for new files.
1907 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1908 * config/rs6000/t-netbsd: Add build rules for new files.
1909 (LIB2FUNCS_STATIC_EXTRA): New variable.
1910 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1911 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1912 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1914 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1916 * config/i386/i386.c (ix86_builtin_type): Add
1917 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1918 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1919 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1920 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1921 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1922 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1923 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1924 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1925 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1926 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1927 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1928 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1929 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1930 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1931 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1932 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1933 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1934 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1935 V1DI_FTYPE_V2SI_V2SI.
1936 (bdesc_2arg): Moved to ...
1938 (ix86_init_mmx_sse_builtins): Updated.
1939 (ix86_expand_args_builtin): Updated. Take a pointer
1940 to const struct builtin_description. Handle comparison
1942 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1943 (ix86_expand_builtin): Updated.
1945 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1946 (ssse3_pmaddubsw128): This.
1947 (ssse3_pmaddubswv4hi3): Renamed to ...
1948 (ssse3_pmaddubsw): This.
1950 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1951 (__builtin_ia32_packssdw128): Likewise.
1952 (__builtin_ia32_packuswb128): Likewise.
1953 (__builtin_ia32_pmaddubsw): Likewise.
1954 (__builtin_ia32_pmaddubsw128): Likewise.
1956 2008-04-30 Richard Guenther <rguenther@suse.de>
1958 PR tree-optimization/14847
1959 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1960 (recognize_bits_test): Use it.
1961 (recognize_single_bit_test): Likewise.
1963 2008-04-30 Martin Jambor <mjambor@suse.cz>
1965 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1966 instead of setting number of formal parameters to zero.
1967 (ipcp_init_stage): Do not set the number of actual parameters to zero
1969 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1970 which are called with variable number of arguments.
1971 (ipcp_insert_stage): Explicitely skipping all nodes which are
1972 called with variable number of arguments.
1973 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1974 number of parameters.
1976 * ipa-prop.h (struct ipa_node_params): Added flag
1977 called_with_var_arguments
1978 (ipa_set_param_count): Added. Changed sole setter to use it.
1979 (ipa_get_param_count): Added. All readers of param_count
1980 converted to use it instead.
1981 (ipa_set_called_with_variable_arg): Added.
1982 (ipa_is_called_with_var_arguments): Added.
1983 (ipa_get_ith_param): Added. All readers of param_decls converted
1985 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1987 (ipa_get_cs_argument_count): Added, all readers of argument_count
1989 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1992 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1993 (struct ipcp_lattice): Renamed cval_type to type
1994 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1996 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1997 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1998 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1999 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
2000 (build_const_val): Changed the type of parameter cvalue to tree
2001 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
2002 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
2004 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
2007 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
2008 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
2009 (ipa_add_method): Renamed to ipa_push_func_to_list
2010 (ipa_remove_method): Renamed to ipa_pop_func_from_list
2011 (ipa_callsite_param_count): Removed.
2012 (ipa_callsite_param_count_set): Removed.
2013 (ipa_callsite_param): Removed.
2014 (ipa_callsite_callee): Removed.
2015 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
2016 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
2017 (ipa_method_formal_count): Removed.
2018 (ipa_method_formal_count_set): Removed.
2019 (ipa_method_get_tree): Removed.
2020 (ipa_method_tree_map_create): Removed.
2021 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
2022 (ipa_create_param_decls_array): Creates the array itself
2023 (ipa_create_param_decls_array): Temporary variable info instead of
2025 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
2026 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
2027 (get_type): Removed.
2028 (ipa_jf_get_info_type): Removed.
2029 (ipa_node_create): Renamed to ipa_create_node_params
2030 (ipa_free): Renamed to ipa_free_all_node_params
2031 (ipa_nodes_create): Renamed to ipa_create_all_node_params
2032 (ipa_edges_create): Renamed to ipa_create_all_edge_args
2033 (ipa_edges_free): Renamed to ipa_free_all_edge_args
2034 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
2035 (ipa_free_all_node_params): Deallocation to jump_functions moved to
2036 ipa_free_all_edge_args
2037 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
2038 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
2039 (ipa_create_methodlist_node): Removed.
2040 (ipa_methodlist_method): Removed.
2041 (ipa_methodlist_method_set): Removed.
2042 (ipa_methodlist_next_method): Removed.
2043 (ipa_methodlist_next_method_set): Removed.
2044 (ipa_method_is_modified): Removed.
2045 (ipa_method_modify_create): Removed.
2046 (ipa_method_modify_init): Temporary variable info instead of a few
2048 (ipa_detect_param_modifications): Temporary variable info instead of
2050 (ipa_compute_jump_functions): Temporary variable info instead of
2052 (ipa_method_modify_set): Removed.
2053 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2054 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2055 than craph_node as the first parameter.
2056 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2057 (ipa_method_modify_init): Removed.
2058 (ipa_compute_jump_functions): Added a temp variable instead of
2059 repeatadly dereferencing the cgraph_edge.aux pointer
2060 (ipa_callsite_param_set_type): Removed.
2061 (ipa_compute_jump_functions): i renamed to index and moved to
2063 (ipa_callsite_param_set_info_type_formal): Removed.
2064 (ipa_callsite_param_set_info_type): Removed.
2065 (ipa_callsite_param_map_create): Removed.
2066 (ipa_callsite_tree): Removed.
2067 (ipa_callsite_caller): Removed.
2068 (ipa_pop_func_from_list): return_method removed to return_func
2070 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2071 prefixed all values with IPA_. Changed all users.
2072 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2073 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2074 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2075 (union parameter_info): Renamed to jump_func_value.
2076 (union jump_func_value): Renamed value to constant
2077 (struct ipa_jump_func): Renamed info_type to value
2078 (struct ipa_node): Renamed to ipa_node_params
2079 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2080 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2081 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2082 (struct ipa_edge): Renamed to ipa_edge_args
2083 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2084 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2085 (struct ipa_methodlist): Renamed to ipa_func_list
2086 (struct ipa_func_list): method_p renamed to node, next_method
2088 (ipa_methodlist_p): Removed, switched all users to struct pointer
2089 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2091 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2093 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2094 (rs6000_emit_epilogue): Use backchain to restore only when we
2095 have a large frame. Make use of frame pointer to restore if we
2096 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2098 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2100 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2101 Add mode to zero_extract.
2102 (sign bit tests peepholes): (Ditto.).
2104 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2106 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2107 Instructions in comments with SSE3.
2108 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2109 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2110 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2111 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2112 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2113 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2114 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2115 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2116 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2117 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2118 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2119 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2120 (bdesc_sse_args): Renamed to ...
2121 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2122 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2123 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2125 (bdesc_1arg): Moved to ...
2127 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2128 Instructions in comments with SSE3.
2129 (ix86_expand_sse_operands_builtin): Renamed to ...
2130 (ix86_expand_args_builtin): This. Updated.
2131 (ix86_expand_unop1_builtin): Update comments.
2132 (ix86_expand_builtin): Updated.
2134 2008-04-29 Richard Guenther <rguenther@suse.de>
2136 PR tree-optimization/36078
2137 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2138 Update virtual SSA form after cleaning up the CFG.
2140 2008-04-29 Richard Guenther <rguenther@suse.de>
2143 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2145 2008-04-29 Richard Guenther <rguenther@suse.de>
2147 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2148 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2149 (compute_flow_insensitive_aliasing): Do not treat
2150 PTR_IS_REF_ALL pointers special.
2151 (get_smt_for): Likewise.
2152 (may_alias_p): Re-structure.
2153 (is_escape_site): A ref-all pointer conversion is not an escape site.
2154 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2155 PTR_IS_REF_ALL pointers special.
2156 * tree-ssa-structalias.h (struct alias_info): Remove
2157 ref_all_symbol_mem_tag field.
2158 (PTR_IS_REF_ALL): Remove.
2160 2008-04-29 Richard Guenther <rguenther@suse.de>
2163 * fold-const.c (extract_muldiv_1): In combining division constants
2164 make sure to never overflow.
2166 2008-04-29 Nick Clifton <nickc@redhat.com>
2168 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2170 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2173 * optc-gen.awk: Work around HP-UX/IA awk bug.
2175 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2177 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2180 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2183 * config/i386/i386.md
2184 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2185 Change operand 1 predicate to nonimmediate_operand.
2187 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2190 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2192 * gengtype.c (walk_type, write_func_for_structure): Handle
2194 * doc/gty.texi: Document chain_circular.
2196 2008-04-28 Richard Guenther <rguenther@suse.de>
2198 PR tree-optimization/36066
2199 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2202 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2205 * config/i386/i386.md
2206 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2207 Use match_scratch instead of match_operand for operands 3 and 4.
2209 2008-04-27 Richard Guenther <rguenther@suse.de>
2211 PR tree-optimization/18754
2212 PR tree-optimization/34223
2213 * tree-pass.h (pass_complete_unrolli): Declare.
2214 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2215 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2216 Rewrite loop into loop closed SSA form if it is not already.
2217 (tree_unroll_loops_completely): Re-structure to iterate over
2218 innermost loops with intermediate CFG cleanups.
2219 Unroll outermost loops only if requested or the code does not grow
2221 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2222 loops are available.
2223 (tree_vectorize): Instead do so here.
2224 (tree_complete_unroll): Also unroll outermost loops.
2225 (tree_complete_unroll_inner): New function.
2226 (gate_tree_complete_unroll_inner): Likewise.
2227 (pass_complete_unrolli): New pass.
2228 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2229 uses outside of the loop.
2230 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2231 form if it is available.
2232 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2233 * passes.c (init_optimization_passes): Schedule complete inner
2234 loop unrolling pass before the first CCP pass after final inlining.
2236 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2238 * targhooks.h (default_emutls_var_fields,
2239 default_emutls_var_init): Declare.
2240 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2241 * target.h (struct gcc_target): Add struct emutls member.
2242 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2243 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2244 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2245 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2246 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2247 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2248 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2249 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2250 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2251 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2252 emit debug information.
2253 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2254 * varasm.c: Include targhooks.h.
2255 (emutls_object_section, emutls_tmpl_section): New.
2256 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2257 (EMUTLS_SEPARATOR): New.
2259 (get_emutls_object_name): New.
2260 (default_emutls_var_fields): New, broken out of ...
2261 (get_emutls_object_type): ... here. Adjust to use target hooks.
2262 (get_emutls_init_templ_addr): Adjust to use target hooks.
2263 (emutls_decl): Adjust to use target hooks.
2264 (emutls_finish): Likewise.
2265 (default_emutls_var_init): New, broken out of ...
2266 (assemble_variable): ... here. Adjust to use target hooks.
2267 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2269 * c-common.c (handle_section_attribute): Prevent overriding
2270 sections for emulated tls with special sections.
2271 * config/i386/i386.c (x86_64_elf_select_section): Add
2272 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2273 (x86_64_elf_unique_section): Likewise.
2274 * config/vxworks.c: Include tree.h.
2275 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2276 (vxworks_override_options): Set TLS scheme.
2277 * doc/tm.texi (Emulated TLS): New node.
2279 2008-04-26 Simon Baldwin <simonb@google.com>
2282 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2283 with propagated string constants.
2285 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2287 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2288 constraint for operand 2 when operand 0 is memory operand.
2289 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2290 operand 0 is memory operand.
2291 (fix_trunc<mode>_i387_with_temp): Ditto.
2292 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2293 operand 2 when operand 1 is memory operand.
2294 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2295 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2296 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2297 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2298 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2299 operands 2,3 and 4 when operand 1 is memory operand.
2300 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2302 (fistdi2_floor_with_temp): Ditto.
2303 (fist<mode>2_floor_with_temp): Ditto.
2304 (fistdi2_ceil_with_temp): Ditto.
2305 (fist<mode>2_ceil_with_temp): Ditto.
2306 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2308 2008-04-26 David Daney <ddaney@avtrex.com>
2310 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2312 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2313 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2314 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2315 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2316 (compare_and_swap_12): New insn.
2317 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2318 * config/mips/mips.c (mips_force_binary): New function.
2319 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2320 (mips_expand_compare_and_swap_12): New function.
2321 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2323 2008-04-25 Jan Hubicka <jh@suse.cz>
2326 * cfgexpand.c (pass_expand): Turn into RTL pass.
2327 * passes.c (execute_one_pass): Do pass typechecking after execution.
2328 * tree-pass.h (pass_expand): Turn into RTL pass.
2330 * function.h (struct rtl_data): Move here fields
2331 accesses_prior_frames, calls_eh_return, saves_all_registers,
2332 has_nonlocal_goto, has_asm_statement, is_thunk,
2333 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2334 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2335 arg_pointer_save_area_init from struct function; turn into bool.
2336 (struct function): Move
2337 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2338 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2339 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2340 tail_call_emit, arg_pointer_save_area_init
2341 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2342 (current_function_returns_struct, current_function_returns_pcc_struct,
2343 current_function_calls_setjmp, current_function_calls_alloca,
2344 current_function_accesses_prior_frames,
2345 current_function_calls_eh_return, current_function_is_thunk,
2346 current_function_stdarg, current_function_profile,
2347 current_function_limit_stack, current_function_uses_pic_offset_table,
2348 current_function_uses_const_pool, current_function_has_nonlocal_label,
2349 current_function_saves_all_registers,
2350 current_function_has_nonlocal_goto,
2351 current_function_has_asm_statement): Remove accesor macros.
2352 * ra-conflict.c (global_conflicts): Update.
2353 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2354 (suitable_for_tail_call_opt_p): Update.
2355 * builtins.c (expand_builtin_return_addr): Update.
2356 (expand_builtin_setjmp_setup): Update.
2357 (expand_builtin_nonlocal_goto): Update.
2358 * final.c (final_start_function): Update.
2359 (profile_function): Update.
2360 (leaf_function_p): Update.
2361 (only_leaf_regs_used): Update.
2362 * df-scan.c (df_get_exit_block_use_set): Update.
2363 * dojump.c (clear_pending_stack_adjust): Update.
2364 * tree-stdarg.c (gate_optimize_stdarg): Update.
2365 * gimple-low.c (lower_function_body): Update.
2366 * global.c (compute_regsets): Update.
2367 (global_alloc): Update.
2368 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2369 * expr.c (expand_assignment): Update.
2370 * dse.c (dse_step0): Update.
2371 (dse_step1): Update.
2372 * c-decl.c (store_parm_decls): Update.
2373 * local-alloc.c (combine_regs): Update.
2374 (find_free_reg): Update.
2375 * function.c (assign_parms_augmented_arg_list): Update.
2376 (assign_parm_find_data_types): Update.
2377 (assign_parms): Update.
2378 (allocate_struct_function): Update.
2379 (expand_function_start): Update.
2380 (expand_function_end): Update.
2381 (get_arg_pointer_save_area): Update.
2382 (thread_prologue_and_epilogue_insns): Update.
2383 (rest_of_match_asm_constraints): Update.
2384 * stor-layout.c (variable_size): Update.
2385 * gcse.c (gcse_main): Update.
2386 (bypass_jumps): Update.
2387 * gimplify.c (gimplify_function_tree): Update.
2388 * calls.c (emit_call_1): Update.
2389 (expand_call): Update.
2390 * bt-load.c (compute_defs_uses_and_gen): Update.
2391 * except.c (sjlj_assign_call_site_values): Update.
2392 (sjlj_emit_function_enter): Update.
2393 (can_throw_external): Update.
2394 (set_nothrow_function_flags): Update.
2395 (expand_builtin_unwind_init): Update.
2396 (expand_eh_return): Update.
2397 (convert_to_eh_region_ranges): Update.
2398 (output_function_exception_table): Update.
2399 * emit-rtl.c (gen_tmp_stack_mem): Update.
2400 * cfgexpand.c (expand_used_vars): Update.
2401 (tree_expand_cfg): Update.
2402 * cfgcleanup.c (rest_of_handle_jump): Update.
2403 * explow.c (allocate_dynamic_stack_space): Update.
2404 * varasm.c (assemble_start_function): Update.
2405 (force_const_mem): Update.
2406 (mark_constant_pool): Update.
2407 * tree-optimize.c (tree_rest_of_compilation): Update.
2408 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2409 * tree-cfg.c (notice_special_calls): Update.
2410 (is_ctrl_altering_stmt): Update.
2411 (tree_can_make_abnormal_goto): Update.
2412 (tree_purge_dead_abnormal_call_edges): Update.
2413 * config/alpha/predicates.md: Update.
2414 * config/alpha/alpha.c (alpha_sa_mask): Update.
2415 (alpha_sa_size): Update.
2416 (alpha_does_function_need_gp): Update.
2417 (alpha_expand_prologue): Update.
2418 (alpha_start_function): Update.
2419 (alpha_output_function_end_prologue): Update.
2420 (alpha_expand_epilogue): Update.
2421 * config/frv/frv.c (frv_stack_info): Update.
2422 (frv_expand_epilogue): Update.
2423 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2424 (s390_register_info): Update.
2425 (s390_frame_info): Update.
2426 (s390_init_frame_layout): Update.
2427 (s390_can_eliminate): Update.
2428 (save_gprs): Update.
2429 * config/spu/spu.c (spu_split_immediate): Update.
2430 (need_to_save_reg): Update.
2431 (spu_expand_prologue): Update.
2432 (spu_expand_epilogue): Update.
2433 * config/sparc/sparc.md: Update.
2434 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2435 (sparc_tls_got): Update.
2436 (legitimize_pic_address): Update.
2437 (sparc_emit_call_insn): Update.
2438 (sparc_expand_prologue): Update.
2439 (output_return): Update.
2440 (print_operand): Update.
2441 (sparc_function_ok_for_sibcall): Update.
2442 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2443 * config/m32r/m32r.md: Update.
2444 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2445 (m32r_compute_frame_size): Update.
2446 (m32r_expand_prologue): Update.
2447 (m32r_expand_epilogue): Update.
2448 (m32r_legitimize_pic_address): Update.
2449 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2450 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2451 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2453 (ix86_save_reg): Update.
2454 (ix86_compute_frame_layout): Update.
2455 (ix86_expand_prologue): Update.
2456 (ix86_expand_epilogue): Update.
2457 * config/sh/sh.c (output_stack_adjust): Update.
2458 (calc_live_regs): Update.
2459 (sh5_schedule_saves): Update.
2460 (sh_expand_prologue): Update.
2461 (sh_expand_epilogue): Update.
2462 (sh_setup_incoming_varargs): Update.
2463 (sh_allocate_initial_value): Update.
2464 (sh_get_pr_initial_val): Update.
2465 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2466 * config/sh/sh.md (label:): Update.
2467 * config/avr/avr.c (out_movhi_mr_r): Update.
2468 * config/crx/crx.h (enum): Update.
2469 * config/xtensa/xtensa.h (along): Update.
2470 * config/stormy16/stormy16.c Update.
2471 (xstormy16_compute_stack_layout): Update.
2472 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2473 (fr30_expand_prologue): Update.
2474 * config/cris/cris.c (cris_conditional_register_usage): Update.
2475 (cris_reg_saved_in_regsave_area): Update.
2476 (cris_initial_frame_pointer_offset): Update.
2477 (cris_simple_epilogue): Update.
2478 (cris_expand_prologue): Update.
2479 (cris_expand_epilogue): Update.
2480 (cris_expand_pic_call_address): Update.
2481 (cris_asm_output_symbol_ref): Update.
2482 (cris_asm_output_label_ref): Update.
2483 * config/cris/cris.md Update.
2484 * config/iq2000/iq2000.c (compute_frame_size): Update.
2485 (iq2000_expand_epilogue): Update.
2486 * config/mt/mt.h (save_direction): Update.
2487 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2488 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2489 (ia64_secondary_reload_class): Update.
2490 * config/m68k/m68k.c (m68k_save_reg): Update.
2491 (m68k_expand_prologue): Update.
2492 (m68k_expand_epilogue): Update.
2493 (legitimize_pic_address): Update.
2494 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2495 (first_reg_to_save): Update.
2496 (first_altivec_reg_to_save): Update.
2497 (compute_vrsave_mask): Update.
2498 (compute_save_world_info): Update.
2499 (rs6000_stack_info): Update.
2500 (spe_func_has_64bit_regs_p): Update.
2501 (rs6000_ra_ever_killed): Update.
2502 (rs6000_emit_eh_reg_restore): Update.
2503 (rs6000_emit_allocate_stack): Update.
2504 (rs6000_emit_prologue): Update.
2505 (rs6000_emit_epilogue): Update.
2506 (rs6000_output_function_epilogue): Update.
2507 (output_profile_hook): Update.
2508 (rs6000_elf_declare_function_name): Update.
2509 * config/rs6000/rs6000.h (rs6000_args): Update.
2510 * config/rs6000/rs6000.md: Update.
2511 * config/mcore/mcore.c (mcore_expand_prolog): Update.
2512 * config/arc/arc.c (arc_output_function_epilogue): Update.
2513 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
2514 * config/darwin.c (machopic_function_base_name): Update.
2515 * config/score/score3.c (score3_compute_frame_size): Update.
2518 (score3_epilogue): Update.
2519 * config/score/score7.c (score7_compute_frame_size): Update.
2520 (score7_prologue): Update.
2521 (score7_epilogue): Update.
2522 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
2523 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2524 * config/arm/arm.c (use_return_insn): Update.
2525 (require_pic_register): Update.
2526 (arm_load_pic_register): Update.
2527 (arm_compute_save_reg0_reg12_mask): Update.
2528 (arm_compute_save_reg_mask): Update.
2529 (thumb1_compute_save_reg_mask): Update.
2530 (output_return_instruction): Update.
2531 (arm_output_function_prologue): Update.
2532 (arm_output_epilogue): Update.
2533 (arm_get_frame_offsets): Update.
2534 (arm_expand_prologue): Update.
2535 (thumb_pushpop): Update.
2536 (thumb_exit): Update.
2537 (thumb1_expand_prologue): Update.
2538 (thumb1_expand_epilogue): Update.
2539 (arm_unwind_emit): Update.
2540 (arm_output_fn_unwind): Update.
2541 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2542 * config/arm/arm.md: Update.
2543 * config/pa/pa.md: Update.
2544 * config/pa/pa.c (legitimize_pic_address): Update.
2545 (compute_frame_size): Update.
2546 (hppa_expand_prologue): Update.
2547 (hppa_expand_epilogue): Update.
2548 (borx_reg_operand): Update.
2549 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2550 (HARD_REGNO_RENAME_OK): Update.
2551 * config/mips/mips.c (mips_global_pointer): Update.
2552 (mips_save_reg_p): Update.
2553 (mips_compute_frame_info): Update.
2554 (mips_frame_pointer_required): Update.
2555 (mips_expand_prologue): Update.
2556 (mips_expand_epilogue): Update.
2557 (mips_can_use_return_insn): Update.
2558 (mips_reorg_process_insns): Update.
2559 * config/v850/v850.c (compute_register_save_size): Update.
2560 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2561 * config/mmix/mmix.c (along): Update.
2562 (mmix_expand_epilogue): Update.
2563 * config/bfin/bfin.c (legitimize_pic_address): Update.
2564 (must_save_p): Update.
2565 (stack_frame_needed_p): Update.
2566 (add_to_reg): Update.
2567 (bfin_expand_prologue): Update.
2568 * stmt.c (expand_asm_operands): Update.
2569 * reload1.c (reload): Update.
2570 (init_elim_table): Update.
2572 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2574 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2576 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2578 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2579 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2580 (mov<mode>): Removed.
2581 (*movv4sf_internal): Likewise.
2582 (*movv2df_internal): Likewise.
2584 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2586 * config.gcc (crx-*-elf): Remove deprecation.
2588 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2590 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2591 __gcc_deregister_frame with atexit.
2592 (deregister_frame_dtor): Remove.
2594 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2595 Nathan Sidwell <nathan@codesourcery.com>
2597 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2599 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2600 (rs6000_isel): Likewise.
2601 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2602 (rs6000_isel): New variable.
2603 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2605 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2608 * c-common.c (handle_vector_size_attribute): Call
2609 lang_hooks.types.reconstruct_complex_type instead of
2610 reconstruct_complex_type.
2611 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2612 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2613 * langhooks.h (struct lang_hooks_for_types): Add
2614 reconstruct_complex_type hook.
2615 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2616 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2618 2008-04-24 Richard Guenther <rguenther@suse.de>
2620 * c-common.h (check_builtin_function_arguments): Declare.
2621 * c-common.c (validate_nargs): New function.
2622 (check_builtin_function_arguments): Likewise.
2623 * c-typeck.c (build_function_call): Call
2624 check_builtin_function_arguments.
2625 * builtins.c (fold_builtin_classify): Remove error reporting code.
2626 (fold_builtin_unordered_cmp): Likewise.
2627 (fold_builtin_1): Likewise.
2628 (fold_builtin_n): Likewise.
2630 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2632 PR tree-optimization/36008
2633 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2634 the original op1, rather than delta by step.
2636 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2637 Sebastian Pop <sebastian.pop@amd.com>
2639 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2640 eliminate_local_variables_stmt, eliminate_local_variables,
2641 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2642 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2643 of code delimited by two edges in the CFG.
2644 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2645 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2646 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2647 the case of parallelisation of reductions.
2648 (expr_invariant_in_region_p): New.
2650 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2651 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2653 2008-04-24 Ira Rosen <irar@il.ibm.com>
2654 Richard Guenther <rguenther@suse.de>
2656 PR tree-optimization/36034
2657 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2658 incapable of dealing with loads with gaps.
2660 2008-04-24 Rafael Espindola <espindola@google.com>
2662 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2663 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2664 vrp_evaluate_conditional.
2665 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2666 (vrp_evaluate_conditional): Split the cond argument.
2667 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2668 (simplify_stmt_for_jump_threading): Update call to
2669 vrp_evaluate_conditional.
2671 2008-04-24 Ira Rosen <irar@il.ibm.com>
2673 PR tree-optimization/35982
2674 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2675 interleaved data-refs are of the same type.
2677 2008-04-24 Danny Smith <dannysmith@users.net>
2679 * c-format.c (check_format_info_main): Use strncmp rather than a
2680 magic prefix to handle multichar length specs.
2681 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2682 Don't prefix "I64" and "I32" with '\0'.
2684 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2687 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2688 in registers for -m32 only if stdarg_p (fntype).
2690 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2692 PR rtl-optimization/36006
2693 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2694 temp to op0 in order to avoid invalid rtx sharing.
2696 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2698 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2699 check TREE_INVARIANT.
2700 * tree-gimple.c (is_gimple_address): New.
2701 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2702 * tree-gimple.h (is_gimple_address): New.
2703 * tree.h (decl_address_invariant_p): New.
2704 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2705 (build_string): Likewise.
2706 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2707 (tree_invariant_p_1): Likewise.
2708 (save_expr): Use it.
2709 (tree_invariant_p): New.
2710 (skip_simple_arithmetic): Use it.
2711 (stabilize_reference_1): Use it.
2712 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2714 (build1_stat): Drop code to compute TREE_INVARIANT.
2715 (build2_stat): Drop code to compute TREE_INVARIANT.
2716 (build3_stat): Drop code to compute TREE_INVARIANT.
2717 (build4_stat): Drop code to compute TREE_INVARIANT.
2718 (build5_stat): Drop code to compute TREE_INVARIANT.
2719 (build7_stat): Drop code to compute TREE_INVARIANT.
2720 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2721 * tree.h (struct tree_base): Remove invariant_flag.
2722 (TREE_INVARIANT): Remove.
2723 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2724 (fold_builtin_expect): Check TREE_CONSTANT.
2725 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2726 * c-tree.h (c_expr_to_decl): Drop third parameter.
2727 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2728 (build_c_cast): Don't set TREE_INVARIANT.
2729 (pop_init_level): Don't set TREE_INVARIANT.
2730 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2731 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2733 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2734 (gimplify_addr_expr): Adjust comment.
2735 * tree-mudflap.c (mf_build_string):
2736 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2737 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2738 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2739 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2740 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2741 * langhooks.h (struct lang_hooks): Drop third parameter from
2744 2008-04-23 Richard Guenther <rguenther@suse.de>
2746 PR tree-optimization/27799
2747 PR tree-optimization/32921
2748 PR tree-optimization/32624
2749 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2750 SMTs aliases and the tag itself into the solution.
2751 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2752 merge the points-to solution back into the SMT aliases.
2753 (may_alias_p): Use alias_set_subset_of instead of
2754 aliases_conflict_p. A pointer which points to
2755 memory with alias set zero may access any variable.
2757 2008-04-23 Richard Guenther <rguenther@suse.de>
2759 * alias.c (alias_set_subset_of): Correctly handle asking
2760 if zero is a subset of an alias set with zero child.
2761 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2762 (compute_flow_insensitive_aliasing): Correctly walk all
2763 pointers. Do not unnecessarily union sets.
2765 2008-04-23 Richard Guenther <rguenther@suse.de>
2768 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2770 2008-04-22 Tomas Bily <tbily@suse.cz>
2772 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2774 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2776 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2777 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2778 * tree-inline.c (estimate_num_insns_1): Likewise.
2779 * varasm.c (const_hash_1, compare_constant, copy_constant)
2780 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2781 * emit-rtl.c (component_ref_for_mem_expr)
2782 (set_mem_attributes_minus_bitpos): Likewise.
2783 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2784 (is_aligning_offset): Likewise.
2785 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2786 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2787 * dojump.c (do_jump): Likewise.
2788 * builtins.c (get_pointer_alignment, get_memory_rtx)
2789 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2790 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2792 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2794 PR rtl-optimization/36017
2795 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2796 expanding the library call.
2798 2008-04-22 Ian Lance Taylor <iant@google.com>
2800 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2803 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2805 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2806 of LR/CTR moves for Power6.
2808 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2811 * passes.c (init_optimization_passes): Remove
2812 pass_fast_rtl_byte_dce.
2814 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2817 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2818 builtin functions to generate faster code.
2819 (_mm_cvtpu16_ps): Ditto.
2820 (_mm_cvtpi32x2_ps): Ditto.
2822 2008-04-22 Nick Clifton <nickc@redhat.com>
2824 * common.opt (ftree-loop-distribution): Add Optimization
2827 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2828 (frv_expand_builtin_va_start): Likewise.
2830 * config/arm/arm.c (thumb_find_work_register): Fix location of
2831 argument register count.
2833 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2835 Support scheduling for ColdFire V1 and V3 microarchitecture.
2836 Improve scheduling of multiplication instructions.
2838 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2839 (mac): New instruction attribute.
2840 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2841 (m68k_sched_mac): New variable.
2842 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2843 Handle cfv1 and cfv3.
2844 (max_insn_size): New static variable.
2845 (struct _sched_ib): New type.
2846 (sched_ib): New static variable.
2847 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2848 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2849 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2851 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2852 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2853 new variables. Update.
2854 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2855 Add modeling of cfv3 instruction buffer. Update.
2856 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2857 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2858 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2859 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2860 a particular reservation applies to.
2861 (type2): Reorganize attribute values. Rename alu to alu_reg,
2862 alu_l to alu, move_l to omove. Join move to alu. Split mul
2864 (cf_ib_*): Simplify description of instruction buffer.
2865 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2866 (cf_mem): Split into cf_mem1 and cf_mem2.
2867 (cf_v2_move_??): Rename to cfv12_alu_??.
2868 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2869 (cf_v2_mul_??): Remove reservations.
2870 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2871 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2872 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2874 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2875 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2876 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2877 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2878 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2879 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2880 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2881 expansions of the above reservations for instructions of sizes
2884 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2886 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2888 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2890 * coverage.c: Include tree-pass.h.
2891 (coverage_counter_alloc): Print da_file_name to the dump file.
2893 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2895 * sbitmap.c (sbitmap_range_empty_p): New function.
2896 * sbitmap.h (sbitmap_range_empty_p): New function.
2897 * bitmap.h: Now includes obstack.h.
2899 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2900 Kenneth Zadeck <zadeck@naturalbridge.com>
2902 * dbgcnt.def (ra_byte_scan): Added.
2903 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2904 when the last hit happens for a counter.
2905 * timevar.def (TV_DF_BYTE_LR): New variable.
2906 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2907 * passes.c (pass_fast_rtl_byte_dce): New pass.
2908 * fwprop.c (update_df): Added mode to call df_ref_create.
2909 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2910 DF_REF_EXTRACT_OFFSET.
2911 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2912 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2914 (df_ref_extract): Added mode field.
2915 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2916 DF_REF_EXTRACT_OFFSET.
2917 (DF_REF_EXTRACT_MODE): New macro.
2918 (df_byte_lr_bb_info): New structure.
2919 (df_print_byte_regset, df_compute_accessed_bytes,
2920 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2921 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2922 df_byte_lr_simulate_uses,
2923 df_byte_lr_simulate_artificial_refs_at_top,
2924 df_byte_lr_simulate_artificial_refs_at_end,
2925 df_compute_accessed_bytes): New function.
2926 (df_ref_create): Add parameter.
2927 (df_byte_lr_get_bb_info): New inline function.
2928 * df-scan.c (df_ref_record, df_uses_record,
2929 df_ref_create_structure): Added mode parameter.
2930 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2931 df_defs_record, df_uses_record, df_get_conditional_uses,
2932 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2933 df_entry_block_defs_collect, df_exit_block_uses_collect):
2934 Added mode parameter to calls to df_ref_record, df_uses_record,
2935 df_ref_create_structure.
2936 (df_ref_equal_p, df_ref_compare): Added test for modes.
2937 (df_ref_create_structure): Added code to set mode. Renamed
2938 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2939 DF_REF_EXTRACT_OFFSET.
2940 * df-core.c (df_print_byte_regset): New function.
2941 * df-byte-scan.c: New file.
2942 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2943 calls to BITMAP_FREE.
2944 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2945 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2946 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2947 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2948 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2949 df_byte_lr_local_compute, df_byte_lr_init,
2950 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2951 df_byte_lr_transfer_function, df_byte_lr_free,
2952 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2953 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2954 df_byte_lr_simulate_uses,
2955 df_byte_lr_simulate_artificial_refs_at_top,
2956 df_byte_lr_simulate_artificial_refs_at_end): New function.
2957 * dce.c (byte_dce_process_block): New function.
2958 (dce_process_block): au is now passed in rather than computed
2959 locally. Changed loops that look at artificial defs to not look
2960 for conditional or partial ones, because there never are any.
2961 (fast_dce): Now is able to drive byte_dce_process_block or
2962 dce_process_block depending on the kind of dce being done.
2963 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2964 (rest_of_handle_fast_byte_dce): New function.
2965 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2966 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2968 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2971 * gcc.h: Added fortran options that take arguments to
2972 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2975 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2977 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2978 scalarization if on the LHS and not a full access.
2980 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2982 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2984 2008-04-18 Rafael Espindola <espindola@google.com>
2986 * tree-vrp.c (find_case_label_index): Fix the binary search.
2987 (find_case_label_range): New.
2988 (vrp_visit_switch_stmt): Use find_case_label_range.
2989 (simplify_switch_using_ranges): Use find_case_label_range.
2991 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2993 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2994 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2996 2008-04-18 Tom Tromey <tromey@redhat.com>
2999 * doc/cpp.texi (Implementation-defined behavior): Mention
3002 2008-04-18 Ian Lance Taylor <iant@google.com>
3004 * fold-const.c (pointer_may_wrap_p): New static function.
3005 (fold_comparison): Add another test for pointer overflow. Use
3006 pointer_may_wrap_p to disable some false positives.
3008 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
3010 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
3011 (fname_as_string): Match updated cpp_interpret_string prototype.
3012 (fix_string_type): Support char16_t* and char32_t*.
3013 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
3014 derivative) nodes. Register as builtin if C++0x.
3015 (c_parse_error): Support CPP_CHAR{16,32}.
3016 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
3017 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
3018 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
3019 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
3020 CTI_CHAR32_ARRAY_TYPE>: New elements.
3021 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
3022 char32_type_node, signed_char32_type_node, char16_array_type_node,
3023 char32_array_type_node): New defines.
3024 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
3025 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
3026 (lex_string): Support CPP_STRING{16,32}, match updated
3027 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
3028 (lex_charconst): Support CPP_CHAR{16,32}.
3029 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
3030 and CPP_STRING{16,32}.
3032 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
3035 * aclocal.m4: Regenerate.
3036 * configure: Regenerate.
3038 2008-04-18 Jan Hubicka <jh@suse.cz>
3040 * except.c (dw2_size_of_call_site_table,
3041 sjlj_size_of_call_site_table): Use vector API for call_site_record.
3043 * cgraphbuild.c (build_cgraph_edges): Update.
3044 * tree-pass.h: Update comment.
3045 * final.c (leaf_function_p): Update.
3046 (leaf_renumber_regs): Update.
3047 (rest_of_clean_state): Update.
3048 * omp-low.c (expand_omp_parallel): Update.
3049 * ipa-reference.c (analyze_function): Update.
3050 * reorg.c (find_end_label): Update.
3051 (optimize_skip): Update.
3052 (fill_simple_delay_slots): Update.
3053 (fill_simple_delay_slots): Update.
3054 (make_return_insns): Update.
3055 (dbr_schedule): Update.
3056 * gimple-low.c (record_vars_into): Update.
3057 * cfgbuild.c (make_edges): Update.
3058 * function.c (assign_stack_local): Update.
3059 (assign_parm_adjust_stack_rtl): Update.
3060 (locate_and_pad_parm): Update.
3061 (allocate_struct_function): Do not initialize stack_alignment_needed
3062 and preferred_stack_boundary here.
3063 (stack_protect_prologue): Update.
3064 (stack_protect_epilogue): Update.
3065 (expand_function_start): Initialize stack_alignment_needed,
3066 preferred_stack_boundary and max_jumptable_ents.
3067 (expand_function_end): Update.
3068 (free_after_compilation): Do not NULLify epilogue_delay_list.
3069 * function.h (struct rtl_data): Add stack_protect_guard,
3070 stack_alignment_needed,
3071 preferred_stack_boundary, epilogue_delay_list.
3072 (struct function): Remove value_histograms, stack_alignment_needed,
3073 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3075 unexpanded_var_list, stack_protect_guard.
3076 (current_function_epilogue_delay_list): Remove.
3077 * ipa-type-escape.c (analyze_function): Update.
3078 * gimplify.c (pop_gimplify_context): Update comment.
3079 * calls.c (expand_call): Update.
3080 (emit_library_call_value_1): Update.
3081 * except.c (set_nothrow_function_flags): Update.
3082 * cfgexpand.c (get_decl_align_unit): Update.
3083 (create_stack_guard): Update.
3084 (estimated_stack_frame_size): Update.
3085 (expand_used_vars): Update.
3086 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3087 * explow.c (allocate_dynamic_stack_space): Update.
3088 * tree-ssa-live.c (remove_unused_locals): Update.
3089 * varasm.c (mark_constant_pool): Update.
3090 * tree-inline.c (remap_decls): Update.
3091 (initialize_cfun): Update.
3092 (declare_return_variable): Update.
3093 (inline_forbidden_p): Update.
3094 (expand_call_inline): Update.
3095 (declare_inline_vars): Update.
3096 (tree_function_versioning): Update.
3097 * tree-flow.h (value_histograms): New.
3098 (VALUE_HISTOGRAMS): New macro.
3099 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3101 * tree-cfg.c (set_bb_for_stmt): Update.
3102 (replace_by_duplicate_decl): Update.
3103 (move_block_to_fn): Update.
3104 (new_label_mapper): Update.
3105 (dump_function_to_file): Update.
3106 * ipa-struct-reorg.c (build_data_structure): Update.
3107 * cfgrtl.c (print_rtl_with_bb): Update.
3108 * reload1.c (reload): Update.
3110 * config/i386/i386.c (setup_incoming_varargs_64,
3111 ix86_compute_frame_layout): Update.
3112 * config/arc/arc.c (arc_output_function_epilogue): Update.
3114 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3116 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3117 for FreeBSD as well.
3118 * gthr-posix95.h: Likewise.
3120 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3122 PR rtl-optimization/35838
3123 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3124 out the byte offset of the first subreg.
3126 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3128 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3129 to split_ti instead of three separate calls with single member arrays.
3130 (subti3 splitter): Ditto.
3131 (adddi3 splitter): Ditto with split_di.
3132 (subdi3 splitter): Ditto.
3133 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3134 two separate calls with single member arrays. Swap match_dup
3135 operands 1 and 2 to better fit into the array.
3136 (negdi2 splitter): Ditto with split_di.
3137 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3138 two separate calls with single member arrays. Swap match_dup operands
3139 6 and 7 to better fit into the array.
3141 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3143 * config/i386/i386.c (sse_builtin_type): New.
3144 (bdesc_sse_args): Likewise.
3145 (bdesc_sse_3arg): Removed.
3146 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3147 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3148 IX86_BUILTIN_ROUNDPS.
3149 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3150 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3151 IX86_BUILTIN_ROUNDPS.
3152 (ix86_expand_sse_4_operands_builtin): Removed.
3153 (ix86_expand_sse_operands_builtin): New.
3154 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3155 and CODE_FOR_sse4_1_roundps.
3156 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3157 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3159 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3162 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3163 regs before frame pop when needed. If use_backchain_to_restore_sp
3164 then load backchain into a temp reg to restore vr and vrsave. Add
3165 code to restore vr after frame pop if possible.
3167 2008-04-17 Richard Guenther <rguenther@suse.de>
3169 * tree-vn.c (expressions_equal_p): Do not check type
3170 equality or compatibility before calling operand_equal_p.
3171 * fold-const.c (operand_equal_p): Check equivalence of
3172 integer constants before bailing out due to signedness or
3173 precision differences.
3174 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3175 spurious differences in type qualification. Ignore types
3176 for COMPONENT_REFs at all.
3178 2008-04-17 Christian Bruel <christian.bruel@st.com>
3180 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3181 msw_skip comparison.
3183 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3186 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3189 PR tree-optimization/35899
3190 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3191 rather than TREE_OPERAND.
3193 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3196 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3197 temporary registers. Change operand predicate to general_operand.
3198 (remainderxf3): Ditto.
3200 2008-04-16 Richard Guenther <rguenther@suse.de>
3202 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3203 * tree-affine.c (aff_combination_expand): Look through some
3206 2008-04-15 Doug Kwan <dougkwan@google.com>
3208 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3210 * tree-pretty-print.c (dump_generic_node): Ditto.
3211 * final.c (output_addr_const): Ditto.
3212 * dwarf2out.c (output_cfi): Ditto.
3213 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3214 * print-rtl.c (print_rtx): Ditto.
3215 * print-tree.c (print_node_brief, print_node): Ditto.
3216 * c-common.c (match_case_to_enum_1): Ditto.
3217 * sched-vis.c (print_value): Ditto.
3218 * config/i386/i386.c (print_operand): Cast to long unsigned int
3221 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3222 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3223 MS Windows VirtualProtect function.
3225 2008-04-15 Jan Hubicka <jh@suse.cz>
3227 * gengtype.c (write_root): Param_is argument is OK.
3228 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3229 * function.h: Include varray.h
3230 (rtl_eh): New stucture based on except.c one.
3231 (call_site_record): New forward declaration and vector type.
3232 * calls.c (emit_call_1): Do not call
3233 note_current_region_may_contain_throw.
3234 * except.c (eh_status): Remove cur_region, try_region since they are
3236 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3237 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3238 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3239 Remove call_site_data_used, call_site_data_size.
3240 Turn call_site_record into vector in function.h.
3241 (note_current_region_may_contain_throw): Remove.
3242 (get_exception_pointer, get_exception_filter): Do not take struct
3243 function argument; update.
3244 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3245 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3246 build_post_landing_pads, dw2_build_landing_pads,
3247 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3248 sjlj_emit_function_enter, sjlj_emit_function_enter,
3249 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3250 sjlj_build_landing_pads, finish_eh_generation,
3251 remove_exception_handler_label, remove_eh_handler,
3252 maybe_remove_eh_handler, add_reachable_handler,
3253 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3254 add_action_record, collect_one_action_chain, add_call_site,
3255 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3256 sjlj_output_call_site_table, output_function_exception_table,
3257 * except.h (note_current_region_may_contain_throw): Remove
3258 (get_exception_pointer, get_exception_filter): Do not take struct
3260 * Makefile.in (GTFILES): Put varargs before struct function.
3262 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3264 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3265 punt for STRING_CST.
3266 (get_constraint_for): Deal with STRING_CST here instead.
3268 2008-04-15 Richard Guenther <rguenther@suse.de>
3270 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3271 statements in a basic-block with a backward walk. Do not
3272 substitute into dead statements but instead remove those.
3274 2008-04-15 Richard Guenther <rguenther@suse.de>
3276 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3277 to zero, thus disable creation of SFTs.
3279 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3281 * tree-predcom.c (suitable_reference_p): Return false if the
3282 reference can throw.
3284 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3287 * c-decl.c (finish_decl): If extern or static var has variable
3288 size, set TREE_TYPE (decl) to error_mark_node.
3290 2008-04-15 Rafael Espindola <espindola@google.com>
3292 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3295 2008-04-15 Richard Guenther <rguenther@suse.de>
3297 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3298 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3299 (visit_reference_op_load): Do walk vuse-vdef chains on
3300 vn_reference_lookup.
3301 (visit_reference_op_store): But do not here.
3302 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3303 vn_reference_lookup.
3304 (vn_lookup_with_vuses): But do so here.
3306 2008-04-14 Ian Lance Taylor <iant@google.com>
3308 * fold-const.c (fold_overflow_warning): Remove assertion.
3310 2008-04-15 Ben Elliston <bje@au.ibm.com>
3312 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3313 temp1 local variables.
3315 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3318 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3319 ".text.unlikely" section as executable.
3321 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3323 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3324 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3325 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3326 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3327 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3328 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3329 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3331 2008-04-14 Ian Lance Taylor <iant@google.com>
3333 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3334 * fold-const.c (fold_comparison): If appropriate, test
3335 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3336 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3337 reassociating a pointer type.
3338 * doc/invoke.texi (Optimize Options): Document that
3339 -fstrict-overflow applies to pointer wraparound.
3341 2008-04-13 Jan Hubicka <jh@suse.cz>
3343 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3345 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3347 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3348 we are going to "save the world".
3350 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3352 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3353 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3354 operand 0 constraint, not "=".
3356 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3358 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3360 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3362 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3363 of size of positions_needed * CHAR_BIT.
3365 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3368 * dse.c (store_info): Change positions_needed to unsigned
3370 (lowpart_bitmask): New.
3371 (record_store): Cast to unsigned HOST_WIDE_INT for
3372 positions_needed. Assert width <= size of positions_needed *
3373 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3374 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3375 lowpart_bitmask to set mask.
3377 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3379 * config/bfin/constraints.md: New file.
3380 * config/bfin/bfin.md: Include it.
3381 (adddi3): Use satisfies_constraint functions instead of the old macros.
3382 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3383 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3384 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3385 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3386 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3387 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3388 EXTRA_CONSTRAINT): Delete.
3389 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3390 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3392 * config/bfin/bfin.c: Include "tm-constrs.h".
3393 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3394 Use satisfies_constraint functions instead of the old macros.
3395 * doc/md.texi (Blackfin Constraints): Update file name reference.
3397 2008-04-11 Richard Guenther <rguenther@suse.de>
3399 PR tree-optimization/35869
3400 * tree-vrp.c (execute_vrp): Move switch statement update after
3401 jump threading. Schedule another cfg cleanup run.
3403 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3406 * attribs.c (decl_attributes): Return early on errorneous node.
3408 2008-04-10 Oleg Ryjkov <olegr@google.com>
3410 * tree.h (struct tree_base): Added a new flag default_def_flag.
3411 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3413 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3415 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3417 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3420 * pa.md: Define mode iterator P. Define mode attribute dwc.
3421 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3422 (icacheflush): Likewise.
3423 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3424 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3426 2008-04-11 Ben Elliston <bje@au.ibm.com>
3428 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3430 2008-04-10 Rafael Espindola <espindola@google.com>
3432 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3433 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3434 (extract_range_from_expr): The same.
3436 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3438 * config/mips/mips.md (GPR2): New mode iterator.
3440 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3441 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3442 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3443 Rewrite these to take two modes, the mode of comparison and the
3444 mode of the destination.
3445 * config/mips/mips.c (mips_expand_scc): Instead of having
3446 paradoxical subreg as destination, expand "narrowing" scc if mode
3447 of comparison is SI and target is requested in DI mode.
3448 (mips_emit_int_order_test): Update comment. Make mode of
3449 comparison match CMP0 rather than TARGET. When creating inverse
3450 target use mode of TARGET.
3452 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3454 * gcov-dump.c (tag_summary): Only print summaries for the first
3455 GCOV_COUNTERS_SUMMABLE counters.
3457 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3459 * config/i386/i386.md (absneg): New code iterator.
3460 (absnegprefix): New code attribute.
3461 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3462 patterns using absneg code iterator.
3463 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3464 using absneg code iterator.
3465 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3466 *neg<mode>2 patterns using absneg code iterator.
3467 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3468 *negextendsfdf2 patterns using absneg code iterator.
3469 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3470 *negextendsfxf2 patterns using absneg code iterator.
3471 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3472 *negextendsfdf2 patterns using absneg code iterator.
3473 * config/i386/sse.md (<code><mode>2): Macroize expander from
3474 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3476 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3478 * config/s390/s390.h: Remove the remains of the recent search
3479 & replace action of current_function_outgoing_args_size.
3481 2008-04-10 Ira Rosen <irar@il.ibm.com>
3483 PR tree-optimization/35821
3484 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3485 NEW_STMT_LIST is not NULL.
3487 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3490 * toplev.c (process_options): Remove -ffunction-sections debugging
3493 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3495 PR middle-end/PR28690
3496 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3497 than gen_rtx_fmt_ee to perform more canonicalizations.
3499 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3502 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3504 2008-04-09 Richard Guenther <rguenther@suse.de>
3506 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3507 (dump_function_to_file): Dump function arguments with types.
3509 2008-04-08 Richard Guenther <rguenther@suse.de>
3511 * fold-const.c (fold_widened_comparison): Do not allow
3512 sign-changes that change the result.
3514 2008-04-08 Janis Johnson <janis187@us.ibm.com>
3517 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
3518 kinds of indirect references.
3520 2008-04-08 David Edelsohn <edelsohn@gnu.org>
3522 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
3523 GNU Fortran language string.
3525 2008-04-08 Rafael Espindola <espindola@google.com>
3527 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
3528 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
3529 * tree.h (tree_call_nonnegative_warnv_p): New.
3531 2008-04-08 Jan Hubicka <jh@suse.cz>
3533 * function.c (free_after_compilation): Clear out regno_reg_rtx
3536 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
3539 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3541 PR middle-end/PR28690
3542 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3543 same precedence as REG_POINTER and MEM_POINTER operands.
3545 2008-04-08 Richard Guenther <rguenther@suse.de>
3548 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3549 for adding index to base.
3551 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3553 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3554 (MINGW_ENABLE_EXECUTE_STACK): New.
3555 (IN_LIBGCC2): For libgcc include windows.h file for
3556 function declarations.
3558 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3560 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3561 and tem2 if tem1 is not a REG or MULT.
3563 2008-04-08 Jan Hubicka <jh@suse.cz>
3565 * function.h (incomming_args): Break out of struct function.
3566 (function_subsections): Break out of struct function.
3567 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3568 return_rtx and hard_reg_initial_vals from struct function.
3569 Kill inl_max_label_num.
3570 (current_function_pops_args, current_function_args_info,
3571 current_function_args_size, current_function_args_size,
3572 current_function_pretend_args_size,
3573 current_function_outgoing_args_size,
3574 current_function_internal_arg_pointer, current_function_return_rtx):
3575 Kill compatibility accestor macros.
3576 * builtins.c (expand_builtin_apply_args_1): Update.
3577 (expand_builtin_next_arg): Update.
3578 * df-scan.c (df_get_call_refs): Update.
3579 * dbxout.c (dbxout_function_end): Update.
3580 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3581 (output_line_info): Update.
3582 (secname_for_decl): Update.
3583 (dwarf2out_var_location): Update.
3584 * function.c (free_after_compilation): Update.
3585 (assign_parm_find_stack_rtl): Update.
3586 (assign_parms): Update.
3587 (expand_dummy_function_end): Update.
3588 (expand_function_end): Update.
3589 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3590 (expand_call): Update.
3591 (emit_library_call_value_1): Update.
3592 (store_one_arg): Update.
3593 * varasm.c (initialize_cold_section_name): Update.
3594 (unlikely_text_section): Update.
3595 (unlikely_text_section_p): Update.
3596 (assemble_start_function): Update.
3597 (assemble_end_function): Update.
3598 (default_section_type_flags): Update.
3599 (switch_to_section): Update.
3600 * integrate.c (set_decl_abstract_flags): Update.
3601 (get_hard_reg_initial_val): Update.
3602 (has_hard_reg_initial_val): Update.
3603 (allocate_initial_values): Update.
3604 * resource.c (init_resource_info): Update.
3605 * config/alpha/alpha.c (NUM_ARGS): Update.
3606 (direct_return): Update.
3607 (alpha_va_start): Update.
3608 (alpha_sa_size): Update.
3609 (alpha_initial_elimination_offset): Update.
3610 (alpha_expand_prologue): Update.
3611 (alpha_start_function): Update.
3612 (alpha_expand_epilogue): Update.
3613 (unicosmk_initial_elimination_offset):
3614 * config/alpha/alpha.md (call expander): Update.
3615 * config/s390/s390.c (s390_register_info): Update.
3616 (s390_register_info): Update.
3617 (s390_frame_info): Update.
3618 (s390_initial_elimination_offset): Update.
3619 (s390_build_builtin_va_list): Update.
3620 (s390_va_start): Update.
3621 * config/spu/spu.c (direct_return): Update.
3622 (spu_expand_prologue): Update.
3623 (spu_initial_elimination_offset): Update.
3624 (spu_build_builtin_va_list): Update.
3625 (spu_va_start): Update.
3626 * config/sparc/sparc.c (sparc_init_modes): Update.
3627 (sparc_compute_frame_size): Update.
3628 (function_value): Update.
3629 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3630 * config/i386/i386.md (return expander): Update.
3631 * config/i386/i386.c (ix86_va_start): Update.
3632 (ix86_can_use_return_insn_p): Update.
3633 (ix86_compute_frame_layout): Update.
3634 (ix86_expand_epilogue): Update.
3635 * config/sh/sh.c (output_stack_adjust): Update.
3636 (calc_live_regs): Update.
3637 (sh_expand_prologue): Update.
3638 (sh_builtin_saveregs): Update.
3639 (sh_va_start): Update.
3640 (initial_elimination_offset): Update.
3641 (sh_allocate_initial_value): Update.
3642 (sh_function_ok_for_sibcall): Update.
3643 (sh_get_pr_initial_val): Update.
3644 * config/sh/sh.md (return expander): Update.
3645 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3646 * config/crx/crx.c (crx_compute_frame): UPdate.
3647 (crx_initial_elimination_offset): UPdate.
3648 * config/xtensa/xtensa.c (compute_frame_size): Update
3649 (xtensa_builtin_saveregs): Update.
3650 (xtensa_va_start): Update.
3651 (order_regs_for_local_alloc): Update.
3652 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3653 (xstormy16_expand_builtin_va_start): Update.
3654 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3655 * config/m68hc11/m68hc11.md (return expanders): Update.
3656 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3657 (expand_epilogue): Update.
3658 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3659 (cris_simple_epilogue): Update.
3660 (cris_expand_prologue): Update.
3661 (cris_expand_epilogue): Update.
3662 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3663 (compute_frame_size): Update.
3664 * config/mt/mt.c (mt_compute_frame_size): Update.
3665 * config/mn10300/mn10300.c (expand_prologue): Update.
3666 (expand_epilogue): Update.
3667 (initial_offset): Update.
3668 (mn10300_builtin_saveregs):
3669 * config/mn10300/mn10300.md (return expander): Update.
3670 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3671 (ia64_initial_elimination_offset): Update.
3672 (ia64_initial_elimination_offset): Update.
3673 (ia64_expand_prologue): Update.
3674 * config/m68k/m68k.md (return expander): Update.
3675 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3676 (rs6000_stack_info): Update.
3677 * config/mcore/mcore.c (layout_mcore_frame): Update.
3678 (mcore_expand_prolog): Update.
3679 * config/arc/arc.c (arc_compute_frame_size): Update.
3680 * config/score/score3.c (score3_compute_frame_size): Update.
3681 * config/score/score7.c (score7_compute_frame_size): Update.
3682 * config/arm/arm.c (use_return_insn): Update.
3683 (thumb_find_work_register): Update.
3684 (arm_compute_save_reg_mask): Update.
3685 (arm_output_function_prologue): Update.
3686 (arm_output_epilogue): Update.
3687 (arm_size_return_regs): Update.
3688 (arm_get_frame_offsets): Update.
3689 (arm_expand_prologue): Update.
3690 (thumb_exit): Update.
3691 (thumb_unexpanded_epilogue): Update.
3692 (thumb1_output_function_prologue): Update.
3693 * config/pa/pa.md (return expander): Update.
3694 * config/pa/pa.c (compute_frame_size): Update.
3695 (hppa_builtin_saveregs): Update.
3696 * config/mips/mips.c (mips_va_start): Update.
3697 (mips16_build_function_stub): Update.
3698 (mips_compute_frame_info): Update.
3699 (mips_restore_gp): Update.
3700 (mips_output_function_prologue): Update.
3701 (mips_expand_prologue): Update.
3702 * config/v850/v850.c (compute_frame_size): Update.
3703 (expand_prologue): * config/mmix/mmix.c (along): update.
3704 (mmix_initial_elimination_offset): update.
3705 (mmix_reorg): update.
3706 (mmix_use_simple_return): update.
3707 (mmix_expand_prologue): update.
3708 (mmix_expand_epilogue): Update.
3709 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3710 (emit_link_insn): Update.
3712 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3714 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3715 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3717 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3720 2008-04-07 Jan Hubicka <jh@suse.cz>
3722 * function.h (rtl): Rename to x_rtl.
3724 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3725 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3726 used_temp_slots avail_temp_slots, temp_slot_level,
3727 nonlocal_goto_handler_labels): Update accesstors.
3728 (rtl): New global variable.
3729 (struct function): Move some fileds to rtl_data.
3730 (get_arg_pointer_save_area): Update prototype.
3731 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3732 get_arg_pointer_save_area.
3733 * expr.c (init_expr): Update
3734 * function.c (get_frame_size): Update
3735 (assign_stack_local): Update
3736 (expand_function_end): Update.
3737 (get_art_pointer_save_area): Update
3739 * emit-rtl.c (rtl): Declare.
3740 (regno_reg_rtx): Declare.
3741 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3743 (gen_reg_rtx): Update.
3744 * varasm.c (n_deferred_constatns): Update accestor.
3745 (init_varasm_status): Do not allocate varasm_status.
3746 (force_const_mem, get_pool_size, output_constant_pool): Update.
3747 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3748 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3749 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3750 * sparc/sparc.h (INIT_EXPANDERS): Update.
3751 * ia64/ia64.h (INIT_EXPANDERS): Update.
3753 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3755 * reload.c (push_secondary_reload): Add missing break to for loop.
3757 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3759 PR middle-end/PR28690
3760 * rtlanal.c: Update copyright years.
3761 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3762 as REG_POINTER and MEM_POINTER operands.
3763 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3764 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3765 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3766 * gcse.c: Update copyright years.
3767 (pre_delete): Call gen_reg_rtx_and_attrs.
3768 (hoist_code): Likewise.
3769 (build_store_vectors): Likewise.
3770 (delete_store): Likewise.
3771 * loop-invariant.c (move_invariant_reg): Likewise.
3772 Update copyright years.
3774 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3776 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3777 control string instead of quoted.
3779 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3781 * doc/rtl.texi: Rewrite of subreg section.
3783 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3786 * config/i386/i386.c (legitimize_pic_address): Add treating
3787 of dllimport SYM_REF's.
3788 (legitimize_dllimport_symbol): Add prototype.
3790 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3792 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3793 reference in constructor with non self-referential type.
3795 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3797 Removal of Return with Depressed Stack Pointer support
3798 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3799 (ECF_SP_DEPRESSED): Likewise.
3800 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3801 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3802 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3803 (expand_call): Do not test ECF_SP_DEPRESSED.
3804 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3805 * function.c (keep_stack_depressed): Delete.
3806 (handle_epilogue_set): Likewise.
3807 (update_epilogue_consts): Likewise.
3808 (emit_equiv_load): Likewise.
3809 (thread_prologue_and_epilogue_insns): Remove support for Return with
3810 Depressed Stack Pointer.
3811 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3813 2008-04-06 Richard Guenther <rguenther@suse.de>
3815 PR tree-optimization/35400
3816 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3817 information from SSA_NAMEs.
3819 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3821 * config/avr/avr.h (avr_mega_p): Remove declaration.
3822 (AVR_MEGA): Remove macro.
3823 * config/avr/avr.c (avr_mega_p): Remove variable.
3824 (avr_override_options): Remove inicializion of avr_mega_p.
3825 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3826 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3827 (avr_jump_mode): (Ditto.).
3828 (avr_output_progmem_section_asm_op): (Ditto.).
3829 (avr_asm_init_sections): (Ditto.).
3830 (avr_asm_init_sections): (Ditto.).
3831 (avr_rtx_costs): (Ditto.).
3832 * config/avr/avr.md: (Ditto.).
3833 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3836 2008-04-06 Richard Guenther <rguenther@suse.de>
3838 PR tree-optimization/35842
3839 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3840 is_gimple_invariant_address.
3842 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3844 * gcc.c (default_compilers): Sync Fortran extensions list with
3845 that in fortran/lang-specs.h.
3846 * doc/invoke.texi: Likewise.
3847 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3848 * dwarf2out.c (gen_compile_unit_die): Likewise.
3850 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3852 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3854 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3857 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3858 attribute is used for nested functions.
3860 2008-04-05 Jan Hubicka <jh@suse.cz>
3862 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3864 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3866 (dump_files): Update.
3867 (enable_rtl_dump_file): Do not accept letter argument.
3868 * tree-pass.h (dump_file_info): Remove letter argument.
3869 * toplev.c (decode_d_option): Update -da handling.
3870 * toplev.h (enable_rtl_dump_file): Update prototype.
3871 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3872 it out based on pass type.
3873 (register_dump_files_1): Likewise.
3874 (init_optimization_passes): Update register_one_dump_file calls.
3875 (execute_one_pass): Sanity check that IPA passes are called at IPA
3876 level and RTL passes at RTL level.
3877 (execute_pass_list): IPA pass can not be after or subpass of
3879 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3880 disallov RTL subpasses of IPA subpasses.
3882 2008-04-05 Ben Elliston <bje@au.ibm.com>
3884 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3885 builtins that return exactly once and do not throw. Cache call to
3888 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3890 PR rtl-optimization/34916
3892 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3893 between instruction pairs.
3895 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3897 * doc/invoke.texi: Document -mbitops for SH.
3898 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3899 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3900 * config/sh/sh.c (print_operand): Add %t operand code.
3901 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3902 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3903 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3904 (extendqihi2): Likewise.
3905 (movqi_i): Likewise.
3906 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3907 (extv): Use bld instruction for SH2A if possible.
3909 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3910 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3911 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3912 (bset.b, bclr.b): Define peepholes.
3913 * config/sh/sh.opt (mbitops): New option.
3915 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3918 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3919 and view convert expression.
3921 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3924 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3926 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3928 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3930 * config/i386/cpuid.h (bit_AES): New.
3931 (bit_PCLMUL): Likewise.
3933 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3934 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3935 SSE2 if AES or PCLMUL is enabled.
3936 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3937 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3938 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3939 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3940 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3941 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3942 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3943 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3944 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3945 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3946 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3947 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3948 __builtin_ia32_aeskeygenassist128 and
3949 __builtin_ia32_pclmulqdq128.
3950 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3951 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3952 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3954 * config/i386/i386.h (TARGET_AES): New.
3955 (TARGET_PCLMUL): Likewise.
3956 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3958 * config/i386/i386.md (UNSPEC_AESENC): New.
3959 (UNSPEC_AESENCLAST): Likewise.
3960 (UNSPEC_AESDEC): Likewise.
3961 (UNSPEC_AESDECLAST): Likewise.
3962 (UNSPEC_AESIMC): Likewise.
3963 (UNSPEC_AESKEYGENASSIST): Likewise.
3964 (UNSPEC_PCLMUL): Likewise.
3966 * config/i386/i386.opt (maes): New.
3967 (mpclmul): Likewise.
3969 * config/i386/sse.md (aesenc): New pattern.
3970 (aesenclast): Likewise.
3972 (aesdeclast): Likewise.
3974 (aeskeygenassist): Likewise.
3975 (pclmulqdq): Likewise.
3977 * config/i386/wmmintrin.h: New.
3979 * doc/extend.texi: Document AES and PCLMUL built-in function.
3981 * doc/invoke.texi: Document -maes and -mpclmul.
3983 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3985 * function.c (free_after_parsing): Replace with
3986 cxx_push_function_context from C++ front-end.
3987 (allocate_struct_function): Don't call langhook.
3988 * langhooks.h (struct lang_hooks_for_functions): Delete.
3989 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3991 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3992 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3993 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3994 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3995 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3996 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3997 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3999 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
4000 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
4002 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4005 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
4008 2008-04-04 Richard Guenther <rguenther@suse.de>
4011 * fold-const.c (optimize_minmax_comparison): Use the correct
4012 type for the constant in the simplified comparison.
4014 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
4016 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
4017 Pass L2 size as "--param l2-cache-size" to the compiler.
4018 (decode_l2_cache): New function to decode L2 cache parameters using
4019 0x8000006 extended cpuid function.
4020 (detect_caches_amd): Determine parameters of L2 cache using
4021 decode_l2_caches function.
4022 (decode_caches_intel): Decode L2 cache parameters.
4023 (detect_caches_intel): Determine L2 cache parameters using
4024 decode_caches_intel and decode_l2_caches functions.
4026 2008-04-03 Bob Wilson <bob.wilson@acm.org>
4028 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
4029 secondary input reload for subword loads from the constant pool.
4031 2008-04-03 Janis Johnson <janis187@us.ibm.com>
4034 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
4035 constants of the appropriate size for runtime calculations.
4038 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
4039 decimal-float literal constant zero.
4041 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4044 * c-parser.c (c_parser_omp_atomic): Call
4045 default_function_array_conversion on the RHS.
4048 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4049 call is_variable_sized if decl has incomplete type.
4051 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4053 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4055 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4057 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4059 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4060 (sgt<u>): Merge sgt and sgtu into new expander.
4061 (sgt, sgtu): Remove expanders.
4062 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4063 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4064 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4065 *sgtu_<mode>_mips16 into new pattern.
4066 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4067 (sge<u>): Merge sge and sgeu into new expander.
4068 (sge, sgeu): Remove expanders.
4069 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4071 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4072 (slt<u>): Merge slt and sltu into new expander.
4073 (slt, sltu): Remove expanders.
4074 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4075 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4076 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4077 *sltu_<mode>_mips16 into new pattern.
4078 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4079 (sle<u>): Merge sle and sleu into new expander.
4080 (sle, sleu): Remove expanders.
4081 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4082 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4083 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4084 *sleu_<mode>_mips16 into new pattern.
4085 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4087 2008-04-03 Jan Hubicka <jh@suse.cz>
4089 PR tree-optimization/35795
4090 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4091 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4092 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4093 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4094 * score/score3.c (score3_output_mi_thunk): Likewise.
4095 * score/score7.c (score7_output_mi_thunk): Likewise.
4096 * mips/mips.c (mips_output_mi_thunk): Likewise.
4098 2008-04-03 Richard Guenther <rguenther@suse.de>
4100 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4101 conversions. Simplify code.
4103 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4105 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4107 2008-04-03 Tom Tromey <tromey@redhat.com>
4108 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4110 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4111 * config/bfin/t-bfin-linux (generated_files): Add
4112 linux-sysroot-suffix.h.
4113 * doc/install.texi (Prerequisites): Require make 3.80.
4114 * doc/sourcebuild.texi (Front End Directory): Document new
4116 * Makefile.in (generated_files): New variable.
4117 (ALL_HOST_OBJS): New variable.
4118 ($(ALL_HOST_OBJS)): New target.
4120 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4122 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4123 (remap_block): Call id->transform_lang_insert_block instead
4125 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4126 Set id.transform_lang_insert_block to NULL.
4127 (clone_body): Move to cp/optimize.c
4128 * tree-inline.h (struct copy_body_data): Change
4129 transform_lang_insert_block to function pointer.
4130 (copy_generic_body, copy_decl_no_change): Export.
4131 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4132 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4133 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4135 * c-tree.h (insert_block): Kill.
4136 * c-decl.c (insert_block): Kill.
4138 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4140 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4141 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4142 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4144 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4145 argument, call {push,pop}_function_context from here.
4146 * c-parser.c: Use c_{push,pop}_function_context.
4148 * function.c (push_function_context_to): Move meat ...
4149 (push_function_context): ... here. Simplify.
4150 * function.c (pop_function_context_from): Move meat ...
4151 (pop_function_context): ... here. Simplify.
4152 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4154 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4155 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4156 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4157 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4159 2008-04-03 Ben Elliston <bje@au.ibm.com>
4161 * expmed.c (extract_force_align_mem_bit_field): Remove.
4163 2008-04-03 Richard Guenther <rguenther@suse.de>
4166 * expr.h (try_casesi): Adjust prototype.
4167 * expr.c (try_casesi): Take fallback label as extra parameter.
4168 Use that for gen_casesi if default_label is NULL.
4169 * stmt.c (expand_case): Pass fallback label to try_casesi,
4170 make sure to fill gaps with a fallback label if default_label
4173 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4176 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4178 2008-04-03 Ben Elliston <bje@au.ibm.com>
4180 * expmed.c (extract_split_bit_field): Remove if (0) code.
4181 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4182 (do_ds_constraint): Likewise.
4184 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4186 * doc/cppopts.texi (-dU): Document.
4187 * c-common.h (flag_dump_macros): Update comment.
4188 * c-opts.c (handle_OPT_d): Handle -dU.
4189 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4190 dump_queued_macros, cb_used_define, cb_used_undef): New.
4191 (init_pp_output): Handle -dU.
4192 (cb_line_change): Call dump_queued_macros.
4193 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4195 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4197 * config/avr/predicates.md (io_address_operand): New predicate.
4198 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4199 * config/avr/avr.c (avr_io_address_p): Remove function.
4200 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4201 'avr_io_address_p' function.
4202 (out_movhi_r_mr): (Ditto.).
4203 (out_movqi_mr_r): (Ditto.).
4204 (out_movhi_mr_r): (Ditto.).
4205 (avr_address_cost): (Ditto.).
4207 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4209 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4210 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4211 in 32bit mode when XMM registers are available to avoid store
4213 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4214 corresponding post-reload splitters.
4216 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4218 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4219 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4220 __builtin_ia32_roundss.
4221 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4222 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4223 __builtin_ia32_roundss.
4224 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4225 IX86_BUILTIN_SHUFPD here.
4227 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4229 * config/i386/i386.md (plogic): New.
4230 (plogicprefix): Likewise.
4232 * config/i386/mmx.md (mmx_<code><mode>3): New.
4233 (mmx_and<mode>3): Removed.
4234 (mmx_ior<mode>3): Likewise.
4235 (mmx_xor<mode>3): Likewise.
4237 * config/i386/sse.md (<code><mode>3): New.
4238 (*<code><mode>3): Likewise.
4239 (*<code><mode>3): Likewise.
4240 (<code><mode>3): Likewise.
4241 (*sse_<code><mode>3): Likewise.
4242 (*sse2_<code><mode>3): Likewise.
4243 (<code>tf3): Likewise.
4244 (*<code>tf3): Likewise.
4245 (and<mode>3): Likewise.
4246 (*and<mode>3): Likewise.
4247 (ior<mode>3): Removed.
4248 (*ior<mode>3): Likewise.
4249 (xor<mode>3): Likewise.
4250 (*xor<mode>3): Likewise.
4251 (*and<mode>3): Likewise.
4252 (*ior<mode>3): Likewise.
4253 (*xor<mode>3): Likewise.
4254 (and<mode>3): Likewise.
4255 (*sse_and<mode>3): Likewise.
4256 (*sse2_and<mode>3): Likewise.
4258 (*andtf3): Likewise.
4259 (ior<mode>3): Likewise.
4260 (*sse_ior<mode>3): Likewise.
4261 (*sse2_ior<mode>3): Likewise.
4263 (*iortf3): Likewise.
4264 (xor<mode>3): Likewise.
4265 (*sse_xor<mode>3): Likewise.
4266 (*sse2_xor<mode>3): Likewise.
4268 (*xortf3): Likewise.
4270 2008-04-02 Richard Guenther <rguenther@suse.de>
4272 PR tree-optimization/14495
4273 PR tree-optimization/34793
4274 * tree-vrp.c (struct switch_update): New structure.
4275 (to_remove_edges, to_update_switch_stmts): New VECs.
4276 (simplify_switch_using_ranges): New function. Remove not taken
4277 case labels and edges.
4278 (simplify_stmt_using_ranges): Call it.
4279 (identify_jump_threads): Mark edges we have queued for removal
4280 so we don't thread them.
4281 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4283 * tree-cfg.c (group_case_labels): Deal with missing default label.
4284 (tree_verify_flow_info): Allow missing default label.
4285 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4286 (emit_case_nodes): Likewise.
4287 (expand_case): Do not rely on the default label to be present.
4288 * expr.c (try_casesi): Deal with NULL default_label.
4289 (do_tablejump): Likewise.
4291 2008-04-02 Richard Guenther <rguenther@suse.de>
4293 PR tree-optimization/14495
4294 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4295 SWITCH_EXPR here ...
4296 (vrp_visit_switch_stmt): ... but here (new function).
4297 (find_case_label_index): New helper function.
4298 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4300 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4302 * fwprop.c: Fix ISO-C99ism.
4304 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4307 * Makefile.in (objdir): Set it here.
4308 * configure.ac: Not here. Find dynamic linker characteristics.
4309 * exec-tool.in: Use them.
4310 * aclocal.m4: Regenerate.
4311 * configure: Regenerate.
4313 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4315 * expr.c (expand_var): Delete it.
4316 * expr.h (expand_var): Delete prototype.
4317 * function.c (expand_function_start): Use expand_decl instead.
4318 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4321 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4323 PR rtl-optimization/35542
4324 * fwprop.c (forward_propagate_and_simplify): Replace
4325 loc_reg_mentioned_in_p with reg_mentioned_p.
4327 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4329 PR rtl-optimization/35281
4330 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4331 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4332 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4333 (varying_mem_p): Move above propagate_rtx.
4334 (all_uses_available_at): Do not check MEMs.
4336 2008-04-02 Rafael Espindola <espindola@google.com>
4338 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4339 (register_edge_assert_for_2): Split the cond argument.
4340 (register_edge_assert_for_1): Adjust for the change in
4341 register_edge_assert_for_2.
4342 (register_edge_assert_for): Split the cond argument.
4343 (find_switch_asserts): Adjust for the change in
4344 register_edge_assert_for.
4346 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4348 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4349 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4350 offsets for 64-bit mingw.
4351 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4352 abi for x86_64-pc-mingw.
4354 2008-04-02 Richard Guenther <rguenther@suse.de>
4356 * tree-vrp.c (extract_range_from_assert): Make sure to not
4357 produce range min/max with TREE_OVERFOW set.
4358 If merging a anti-range and a range keep the anti-range if
4359 the range covers all values of the type.
4360 (register_edge_assert_for_2): Only allow sign-changing
4361 conversions in detecting canonical range checks. Also
4362 register an assert for the unsigned name if useful.
4364 PR tree-optimization/35787
4365 * tree-vrp.c (vrp_val_max): New function.
4366 (vrp_val_min): Likewise.
4367 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4368 (vrp_val_is_min): Likewise.
4369 (supports_overflow_infinity): Use vrp_val_{min,max}.
4370 (negative_overflow_infinity): Likewise.
4371 (positive_overflow_infinity): Likewise.
4372 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4373 (is_positive_overflow_infinity): Likewise.
4374 (is_overflow_infinity): Likewise.
4375 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4376 vrp_val_is_{min,max}.
4377 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4378 to ranges if possible. Avoid empty ranges.
4380 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4383 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4384 the expression is a function address.
4386 2008-04-01 George Helffrich <george@gcc.gnu.org>
4388 PR fortran/35154, fortran/23057
4389 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4390 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4391 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4392 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4394 (dbxout_syms): Check for COMMON-based symbol and wrap in
4395 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4396 in bracket for efficiency.
4398 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4399 using DW_TAG_common_block + member offset.
4400 (add_pubname_string): New function.
4401 (dw_expand_expr): New function to find block name and offset for
4403 (common_check): New function to check whether symbol in Fortran COMMON.
4404 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4406 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4409 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4411 2008-04-02 Ben Elliston <bje@au.ibm.com>
4413 * config/v850/v850.md (casesi): Remove if (0) code.
4414 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4415 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4417 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4419 * config/i386/i386.md (rex64suffix): New mode attribute.
4420 (floathi<mode>2): Disable expander for SSE math.
4421 (*floathi<mode>2_1): New insn insn_and_split pattern.
4422 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4423 corresponding post-reload splitters.
4424 (*floathi<mode>2_i387): New macroized insn pattern.
4425 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4426 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4427 insn_and_split pattern.
4428 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4429 New macroized instruction patterns and corresponding post-reload
4431 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4432 and corresponding post-reload splitters.
4433 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4434 New macroized instruction patterns.
4435 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4436 macroized instruction patterns and corresponding post-reload splitters.
4437 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4438 corresponding post-reload splitters.
4439 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4440 New macroized instruction patterns.
4441 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4442 corresponding post-reload splitters.
4443 (*floatsi<mode>2_i387): New macroized instruction patterns.
4445 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4447 * config/i386/i386.md (smaxmin): New.
4448 (umaxmin): Likewise.
4449 (maxminiprefix): Likewise.
4450 (maxminfprefix): Likewise.
4451 (<code><mode>3): Likewise.
4452 (smin<mode>3): Removed.
4453 (smax<mode>3): Likewise.
4455 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4456 (mmx_<code>v4hi3): Likewise.
4457 (mmx_<code>v8qi3): Likewise.
4458 (mmx_smaxv2sf3): Removed.
4459 (mmx_sminv2sf3): Likewise.
4460 (mmx_umaxv8qi3): Likewise.
4461 (mmx_smaxv4hi3): Likewise.
4462 (mmx_uminv8qi3): Likewise.
4463 (mmx_sminv4hi3): Likewise.
4465 * config/i386/sse.md (<addsub><mode>3): New.
4466 (*<addsub><mode>3): Likewise.
4467 (<sse>_vm<addsub><mode>3): Likewise.
4468 (<maxmin><mode>3): Likewise.
4469 (*<maxmin><mode>3_finite): Likewise.
4470 (*<maxmin><mode>3): Likewise.
4471 (<sse>_vm<maxmin><mode>3): Likewise.
4472 (sse3_h<addsub>v4sf3): Likewise.
4473 (sse3_h<addsub>v2df3): Likewise.
4474 (<maxmin>v16qi3): Likewise.
4475 (*<maxmin>v16qi3): Likewise.
4476 (<maxmin>v8hi3): Likewise.
4477 (*<maxmin>v8hi3): Likewise.
4478 (*sse4_1_<maxmin><mode>3): Likewise.
4479 (*sse4_1_<maxmin><mode>3): Likewise.
4480 (add<mode>3): Removed.
4481 (*add<mode>3): Likewise.
4482 (<sse>_vmadd<mode>3): Likewise.
4483 (sub<mode>3): Likewise.
4484 (*sub<mode>3): Likewise.
4485 (<sse>_vmsub<mode>3): Likewise.
4486 (smin<mode>3): Likewise.
4487 (*smin<mode>3_finite): Likewise.
4488 (*smin<mode>3): Likewise.
4489 (<sse>_vmsmin<mode>3): Likewise.
4490 (smax<mode>3): Likewise.
4491 (*smax<mode>3_finite): Likewise.
4492 (*smax<mode>3): Likewise.
4493 (<sse>_vmsmax<mode>3): Likewise.
4494 (sse3_haddv4sf3): Likewise.
4495 (sse3_haddv2df3): Likewise.
4496 (sse3_hsubv4sf3): Likewise.
4497 (sse3_hsubv2df3): Likewise.
4498 (umaxv16qi3): Likewise.
4499 (*umaxv16qi3): Likewise.
4500 (smaxv8hi3): Likewise.
4501 (*smaxv8hi3): Likewise.
4502 (*sse4_1_smax<mode>3): Likewise.
4503 (*sse4_1_umax<mode>3): Likewise.
4504 (uminv16qi3): Likewise.
4505 (*uminv16qi3): Likewise.
4506 (sminv8hi3): Likewise.
4507 (*sminv8hi3): Likewise.
4508 (*sse4_1_smin<mode>3): Likewise.
4509 (*sse4_1_umin<mode>3): Likewise.
4511 2008-04-01 Rafael Espindola <espindola@google.com>
4513 * tree-cfg.c (verify_expr): remove in_phi.
4514 (verify_stmt): Don't call walk_tree with verify_expr. Use
4515 is_gimple_min_invariant instead of is_gimple_val.
4517 2008-04-01 Joseph Myers <joseph@codesourcery.com>
4519 * doc/include/gpl_v3.texi: Update for manpage generation.
4520 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
4522 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
4523 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
4524 gpl_v3.texi instead of gpl.texi.
4527 2008-04-01 Jakub Jelinek <jakub@redhat.com>
4530 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
4532 2008-04-01 Rafael Espindola <espindola@google.com>
4534 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
4535 (extract_code_and_val_from_cond): Use
4536 extract_code_and_val_from_cond_with_ops.
4538 2008-04-01 Jan Hubicka <jh@suse.cz>
4540 * function.c (free_after_compilation): Free epilogue_delay_list.
4541 (prepare_function_start): Assert that previous compilation was freed.
4543 2008-04-01 Jan Hubicka <jh@suse.cz>
4544 Jim Wilson <wilson@tuliptree.org>
4545 Andreas Tobler <andreast@gcc.gnu.org>
4548 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4549 rtl.emit instead cfun->emit.
4550 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4551 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4553 2008-04-01 Ben Elliston <bje@au.ibm.com>
4555 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4557 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4559 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4561 (fprofile-use): Add var flag_profile_use
4562 * coverage.c (coverage_begin_output): Do not open a gcno file for
4563 output only if -ftest-coverage is set.
4564 Do not add getpwd() to gcda file path.
4565 (build_gcov_info): Check the new flag
4566 flag_profile_datafile_relative_path.
4567 (coverage_init): Use profile_data_prefix.
4568 Read profile counter only if flag_profile_use is set.
4569 * opts.c (common_handle_option): New option fprofile-use=,
4570 fprofile-dir=, fprofile-generate=.
4571 * toplev.c (profile_data_prefix): New variable definition.
4572 * toplev.h (profile_data_prefix): New declaration.
4573 * doc/invoke.tex (Option Summary, Optimization Options):
4576 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4578 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4579 use tmp consistently.
4582 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4583 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4584 UNSPEC_FR_RECIP_APPROX_RES.
4585 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4587 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4590 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4592 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4595 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4596 element of the vector via a pointer.
4598 2008-03-31 Ian Lance Taylor <iant@google.com>
4600 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4602 2008-03-31 Jan Hubicka <jh@suse.cz>
4604 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4605 get_arg_pointer_save_area.
4606 * expr.c (init_expr): Just clear out rtl.expr.
4607 * function.c (free_after_compilation): Clear out whole RTL structure.
4608 (get_func_frame_size): Merge into ...
4609 (get_frame_size): ... this one.
4610 (assign_stack_local_1): Merge into ...
4611 (assign_stack_local): ... this one.
4612 (expand_function_end): Update call of get_arg_pointer_save_area.
4613 (get_art_pointer_save_area): Remove cfun argument.
4614 * function.h (emit_status): regno_pointer_align does not need length
4615 attribute. Move x_regno_reg_rtx to ...
4616 (regno_reg_rtx): ... new global array.
4617 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4618 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4619 apply_args_value, forced_labels, stack_pointer_delta):
4621 (struct varasm_status): Move here from varasm.c
4622 (struct rtl_data): New. Move here some fields from struct function.
4623 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4624 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4625 used_temp_slots avail_temp_slots, temp_slot_level,
4626 nonlocal_goto_handler_labels): Update accesstors.
4627 (rtl): New global variable.
4628 (struct function): Move some fileds to rtl_data.
4629 (get_arg_pointer_save_area): Update prototype.
4630 * emit-rtl.c (rtl): Declare.
4631 (regno_reg_rtx): Declare.
4632 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4634 (gen_reg_rtx): Update.
4635 (init_virtual_regs): Do not tate emit_status argument.
4636 (init_emit): Do not allocate emit.
4637 * varasm.c (varasm_statuc): Move to function.h.
4638 (n_deferred_constatns): Update accestor.
4639 (init_varasm_status): Do not allocate varasm_status.
4640 (force_const_mem, get_pool_size, output_constant_pool): Update.
4641 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4642 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4644 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4646 PR rtl-optimization/35729
4647 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4650 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4653 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4654 load/store if memory is unaligned.
4655 (*movti_rex64): Likewise.
4657 * config/i386/predicates.md (misaligned_operand): New.
4659 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4662 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4665 2008-03-31 Jan Beulich <jbeulich@novell.com>
4667 * config/ia64/constraints.md: Add 'j' constraint.
4668 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4669 (movdi_internal): Likewise.
4671 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4674 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4676 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4679 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4680 proper error message for the third argument on blendpd and
4683 * config/i386/sse.md (blendbits): New.
4684 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4686 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4688 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4690 2008-03-30 Richard Guenther <rguenther@suse.de>
4693 * fold-const.c (fold_sign_changed_comparison): Do leave
4694 conversions to base-types alone.
4696 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4698 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4699 the link register if one altivec register is be saved.
4701 2008-03-30 Ben Elliston <bje@au.ibm.com>
4703 * final.c (final_scan_insn): Remove if (0) code.
4705 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4707 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4709 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4711 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4712 of V4SFmode to ix86_binary_operator_ok.
4714 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4716 * config/i386/i386.c (override_options): Initialize
4717 ix86_veclib_handler to ix86_veclibabi_svml when
4718 -mveclibabi=svml is used.
4719 (ix86_veclibabi_svml): New function for SVML ABI style
4720 vectorization support.
4721 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4723 2008-03-28 Rafael Espindola <espindola@google.com>
4725 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4726 (tree_binary_nonnegative_warnv_p): Make it public.
4727 (tree_single_nonnegative_warnv_p): Make it public.
4728 (tree_invalid_nonnegative_warnv_p): Make it public.
4729 (tree_unary_nonzero_warnv_p): Make it public.
4730 (tree_binary_nonzero_warnv_p): Make it public
4731 (tree_single_nonzero_warnv_p): Make it public.
4732 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4733 (extract_range_from_binary_expr): Split the expr argument.
4734 (extract_range_from_unary_expr): Split the expr argument.
4735 (extract_range_from_comparison): Split the expr argument.
4736 (extract_range_from_expr): Use the new aux functions.
4737 (vrp_evaluate_conditional_warnv): Use
4738 vrp_evaluate_conditional_warnv_with_ops.
4739 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4740 (tree_binary_nonzero_warnv_p): Declare.
4741 (tree_single_nonzero_warnv_p): Declare.
4742 (tree_expr_nonzero_warnv_p): Declare.
4743 (tree_unary_nonnegative_warnv_p): Declare.
4744 (tree_binary_nonnegative_warnv_p): Declare.
4745 (tree_single_nonnegative_warnv_p): Declare.
4746 (tree_invalid_nonnegative_warnv_p): Declare.
4748 2008-03-28 Richard Guenther <rguenther@suse.de>
4750 PR tree-optimization/30317
4751 PR tree-optimization/30911
4752 PR tree-optimization/34793
4753 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4754 (struct assert_locus_d): New member EXPR.
4755 (register_new_assert_for): Add EXPR parameter to support
4756 ASSERT_EXPR <name, expr OP limit>.
4757 (register_edge_assert_for_1): Adjust callers.
4758 (find_assert_locations): Likewise.
4759 (process_assert_insertions_for): Build condition from expression.
4760 (extract_range_from_assert): Handle ASSERT_EXPRs
4761 of the form ASSERT_EXPR <name, expr OP limit>.
4762 (register_edge_assert_for_2): New helper registering
4763 asserts for comparisons. Recognize range tests of the form
4764 (unsigned)i - CST1 OP CST2.
4765 (register_edge_assert_for_1): Use it.
4766 (register_edge_assert_for): Likewise.
4767 (needs_overflow_infinity): Integer sub-types
4768 do not need overflow infinities.
4769 (vrp_val_is_max): The extreme values of integer sub-types
4770 are those of the base type.
4771 (vrp_val_is_min): Likewise.
4772 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4775 2008-03-28 Nick Clifton <nickc@redhat.com>
4778 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4779 Return GENERAL_REGS for stack adjustment reloads.
4781 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4784 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4785 const_vector when all the vectors are constant.
4787 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4789 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4791 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4792 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4794 (s<code>_sf): Use new scc_sf attribute for opcode names.
4796 2008-03-27 Tom Tromey <tromey@redhat.com>
4798 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4799 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4800 config/spu/t-spu-elf, config/i386/t-interix,
4801 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4802 config/i386/x-darwin, config/i386/x-mingw32,
4803 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4804 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4805 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4806 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4807 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4808 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4809 config/score/t-score-elf, config/arm/t-strongarm-pe,
4810 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4811 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4812 Revert automatic dependency patch.
4814 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4817 * config/i386/i386.c (ix86_function_arg_boundary): Align
4818 decimal floating point to its natural boundary.
4820 2008-03-27 Richard Guenther <rguenther@suse.de>
4823 * fold-const.c (fold_comparison): Restrict distinct decl
4824 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4825 solely rely on operand_equal_p.
4827 2008-03-27 Richard Guenther <rguenther@suse.de>
4830 * c-common.c (handle_weak_attribute): Reject combination of
4833 2008-03-27 Richard Guenther <rguenther@suse.de>
4835 PR tree-optimization/32810
4836 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4837 conversions from DECL_INITIAL.
4838 (fold_const_aggregate_ref): Likewise from constructor elements.
4840 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4842 * tree-affine.h (aff_combination_expand): Declare.
4843 (get_inner_reference_aff): Likewise.
4844 * tree-affine.c (aff_combination_expand): Split out from
4845 tree_to_aff_combination_expand.
4846 (get_inner_reference_aff): New function.
4847 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4848 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4849 (struct lim_aux_data): sm_done field removed.
4850 (mem_ref_loc_p, mem_ref_locs_p): New types.
4851 (struct mem_ref): Added id, stored, accesses_in_loop,
4852 indep_loop, dep_loop, indep_ref, dep_ref fields.
4853 Removed is_stored, locs and next fields.
4854 (memory_accesses): New variable.
4855 (movement_possibility): Do not allow moving statements
4856 that store to memory.
4857 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4859 (determine_max_movement): For statements with memory references,
4860 find the outermost loop in that the reference is independent.
4861 (move_computations_stmt): Mark the virtual operands for renaming.
4862 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4863 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4864 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4865 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4866 create_vop_ref_mapping, analyze_memory_references,
4867 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4868 get_all_locs_in_loop, ref_always_accessed_p,
4869 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4870 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4871 store_motion_loop, store_motion): New functions.
4872 (struct vop_to_refs_elt): New type.
4873 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4874 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4875 (schedule_sm): Replaced by...
4876 (execute_sm): ... this.
4877 (determine_lsm_ref, hoist_memory_references,
4878 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4879 find_more_ref_vops, free_mem_ref, free_mem_refs,
4880 determine_lsm_loop, determine_lsm): Removed.
4881 (tree_ssa_lim_finalize): Free data structures used by store motion.
4882 (tree_ssa_lim): Call analyze_memory_references. Use
4883 store_motion instead of determine_lsm.
4885 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4887 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4888 rename tmake_file to m68hc11/t-m68hc11.
4889 (mcore): Set inhibit_libc to true.
4890 * config.host (alpha*-dec-*vms*): Set extra_programs.
4891 (interix3*): Don't use host_xmake_file.
4892 * configure.ac: Let config.gcc override inhibit_libc.
4893 * configure: Regenerate.
4895 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4896 * config/t-openbsd-thread: Remove commented out lines.
4898 * config/x-interix: Remove.
4900 * config/m68hc11/t-m68hc11-gas: Rename to...
4901 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4903 * config/mcore/t-mcore: Remove T_CFLAGS.
4904 * config/mcore/t-mcore-pe: Likewise.
4906 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4908 * configure.ac: Replace custom __GNU_SOURCE test with
4909 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4910 * aclocal.m4: Regenerate.
4911 * configure: Regenerate.
4912 * config.in: Regenerate.
4914 2008-03-27 Richard Guenther <rguenther@suse.de>
4916 * fold-const.c (target.h): Include.
4917 (fold_comparison): Fold comparison of addresses of decls
4918 that bind locally or of constants. Consolidate address folding code.
4919 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4920 results from fold_binary_to_constant.
4921 (compare_values_warnv): Likewise.
4923 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4926 * fold-const.c (fold_truthop): Check for integeral types when folding
4927 a == 0 && b == 0 and a != 0 || b != 0 .
4929 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4931 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4933 2008-03-26 Andreas Schwab <schwab@suse.de>
4935 * doc/invoke.texi: Fix use of @item vs. @itemx.
4937 2008-03-26 Tom Tromey <tromey@redhat.com>
4939 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4940 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4941 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4942 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4943 build/genconstants.o, build/genemit.o, build/genextract.o,
4944 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4945 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4948 2008-03-26 Richard Guenther <rguenther@suse.de>
4951 2008-03-26 Richard Guenther <rguenther@suse.de>
4953 * fold-const.c (target.h): Include.
4954 (fold_comparison): Fold comparison of addresses of two decls
4955 that bind locally. Consolidate address folding code.
4957 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4959 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4960 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4961 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4962 dconstsqrt2, dconstthird, dconste and/or dconst10.
4963 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4964 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4965 dconstsqrt2, dconste): Delete.
4966 (init_emit_once): Likewise. Simplify initializing dconstm1.
4968 * real.c (get_real_const): New.
4969 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4970 dconstsqrt2, dconste): Delete.
4971 (real_value_const, get_real_const): New.
4973 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4975 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4977 * config/i386/i386.c (ix86_function_arg_boundary): Check
4978 BIGGEST_ALIGNMENT instead of 128.
4979 (setup_incoming_varargs_64): Likewise.
4981 2008-03-26 Tom Tromey <tromey@redhat.com>
4983 * Makefile.in (DEPFILES): Add missing '/'.
4985 2008-03-26 Richard Guenther <rguenther@suse.de>
4987 * fold-const.c (target.h): Include.
4988 (fold_comparison): Fold comparison of addresses of two decls
4989 that bind locally. Consolidate address folding code.
4991 2008-03-26 Nick Clifton <nickc@redhat.com>
4994 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4995 not allow INT+INT as a legitimate addressing mode.
4997 2008-03-26 Richard Guenther <rguenther@suse.de>
4999 * tree-flow.h (widen_bitfield): Remove declaration.
5000 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
5001 (widen_bitfield): Remove function.
5002 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
5005 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5008 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
5011 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
5013 PR rtl-optimization/35232
5014 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
5015 (forget_old_reloads_1, forget_marked_reloads): Don't clear
5016 reg_reloaded_call_part_clobbered here.
5017 (reload_regs_reach_end_p): New function.
5018 (reload_reg_rtx_for_input): New variable.
5019 (reload_reg_rtx_for_output): Likewise.
5020 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
5021 when reassigning a pseudo register. Load reloadreg from
5022 reload_reg_rtx_for_input, moving the mode and register
5024 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
5025 instead of the original when deciding whether an input reload
5026 would be a no-op or whether an output reload can be deleted.
5027 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
5028 when setting up new_spill_reg_store. Load it from
5029 reload_reg_rtx_for_output, moving the mode and register
5031 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
5032 instead of the original when deciding whether an output reload
5033 would be a no-op. Do the same when modifying insn notes.
5034 Use rtx_equal_p instead of == to compare the registers.
5035 (inherit_piecemeal_p): Take a mode and two register numbers
5037 (emit_reload_insns): Clear new_spill_reg_store for every hard
5038 register in the reload register. Remove spill registers
5039 from reg_reloaded_valid before considering whether to record
5040 inheritance information for them. Use reload_reg_rtx_for_output
5041 instead of reg_rtx when recording output reloads. Use
5042 reload_reg_rtx_for_input instead of reg_rtx when recording
5043 input reloads. Set or clear reg_reloaded_call_part_clobbered
5044 at the same time as setting reg_reloaded_valid.
5045 (delete_output_reload): Add a new_reload_reg parameter and use it
5046 instead of rld[j].reg_rtx.
5047 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5050 2008-03-25 Tom Tromey <tromey@redhat.com>
5052 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5053 (build/genattr.o): Likewise.
5054 (build/genattrtab.o): Likewise.
5055 (build/gencodes.o): Likewise.
5056 (build/genconfig.o): Likewise.
5057 (build/genconstants.o): Likewise.
5058 (build/genemit.o): Likewise.
5059 (build/genextract.o): Likewise.
5060 (build/genflags.o): Likewise.
5062 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5064 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5065 instead of size_int for integer types.
5066 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5067 to match type of MINUS_EXPR.
5069 2008-03-25 Tom Tromey <tromey@redhat.com>
5071 * configure: Rebuilt.
5072 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5075 2008-03-25 Tom Tromey <tromey@redhat.com>
5077 * config/x-solaris (host-solaris.o): Update.
5078 * config/x-linux (host-linux.o): Update.
5079 * config/x-hpux (host-hpux.o): Update.
5080 * config/x-darwin (host-darwin.o): Update.
5081 * config/v850/t-v850e (v850-c.o): Update.
5082 * config/v850/t-v850 (v850-c.o): Update.
5083 * config/t-vxworks (vxworks.o): Update.
5084 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5085 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5086 * config/spu/t-spu-elf (spu-c.o): Update.
5088 * config/sh/t-symbian (sh-c.o): Update.
5089 (symbian.o): Update.
5090 * config/sh/t-sh (sh-c.o): Update.
5091 * config/score/t-score-elf (score7.o, score3.o): Update.
5092 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5093 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5094 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5095 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5097 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5098 * config/m32c/t-m32c (m32c-pragma.o): Update.
5099 * config/ia64/t-ia64 (ia64-c.o): Update.
5100 * config/i386/x-mingw32 (host-mingw32.o): Update.
5101 * config/i386/x-i386 (driver-i386.o): Update.
5102 * config/i386/x-darwin (host-i386-darwin.o): Update.
5103 * config/i386/x-cygwin (host-cygwin.o): Update.
5104 * config/i386/t-nwld (nwld.o): Update.
5105 * config/i386/t-netware (netware.o): Update.
5106 * config/i386/t-interix (winnt.o): Update.
5107 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5108 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5109 msformat-c.o): Update.
5110 * config/bfin/t-bfin-linux (generated_files): Add
5111 linux-sysroot-suffix.h.
5112 * config/arm/t-wince-pe (pe.o): Update.
5113 * config/arm/t-strongarm-pe (pe.o): Update.
5114 * config/arm/t-pe (pe.o): Update.
5115 * config/arm/t-arm (arm-c.o): Update.
5116 * doc/install.texi (Prerequisites): Require make 3.80.
5117 * Makefile.in: Remove .o targets.
5118 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5119 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5120 (simple_generated_h, simple_generated_c): Move earlier.
5121 (generated_files): New variable.
5122 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5123 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5124 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5125 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5126 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5127 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5128 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5129 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5130 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5131 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5132 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5133 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5135 (COMPILE.base, COMPILE): New variables.
5136 (%.o): New pattern rule.
5137 (ALL_HOST_OBJS): New variable.
5138 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5139 (dummy-checksum.o, cc1-checksum.o): Remove.
5140 (DRIVER_SHLIB): New variable.
5141 (DRIVER_DEFINES): Use it.
5142 (gencondmd.c): Move out of build/.
5143 (s-conditions): Update.
5144 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5145 (ALL_BUILD_OBJS): Likewise.
5146 (build/%.o): Use BUILDCOMPILE.
5147 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5148 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5149 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5150 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5151 build/genconfig.o, build/genconstants.o, build/genemit.o,
5152 build/genextract.o, build/genflags.o, build/genmddeps.o,
5153 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5154 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5155 build/gen-protos.o, build/scan.o, build/fix-header.o,
5156 build/scan-decls.o): Simplify.
5157 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5158 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5159 prefix.o, toplev.o): Reduce to variable setting.
5160 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5161 ($(out_object_file), gcc-options.o): New targets.
5162 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5163 * configure: Rebuilt.
5164 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5165 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5167 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5169 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5170 complain when we hit an error, return ERROR_MARK_NODE.
5172 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5174 * config/sh/constraints.md (Pso, Psz): New constraints.
5175 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5176 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5178 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5180 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5181 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5183 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5185 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5186 (prefetch_sh2a): New.
5188 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5189 Naveen.H.S <naveen.hs@kpitcummins.com>
5191 * config/sh/constraints.md (I28): New constraint.
5192 * config/sh/sh.c (broken_move): Add support for movi20s.
5193 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5195 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5196 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5197 Naveen.H.S <naveen.hs@kpitcummins.com>
5199 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5200 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5201 (print_operand): Handle resbank in %@ operand code.
5202 (sh_encode_section_info): New.
5203 (push_regs): Add conditions for resbank.
5204 (sh_expand_epilogue): Likewise.
5205 (sh_insert_attributes): Likewise.
5206 (sh_attribute_table): Likewise.
5207 (sh_handle_resbank_handler_attribute): New.
5208 (sh2a_handle_function_vector_handler_attribute): New.
5209 (sh2a_is_function_vector_call): New.
5210 (sh2a_get_function_vector_number): New.
5211 (sh2a_function_vector_p): New.
5212 (sh_cfun_resbank_handler_p): New.
5213 * config/sh/sh.md (calli): Emit jsr/n if possible.
5214 (calli_tbr_rel): New.
5215 (calli_pcrel): Emit jsr/n if possible.
5216 (return_i): Emit rts/n if possible.
5217 (call_valuei_tbr_rel): New.
5218 (call_valuei_pcrel): Add condition for SH2A target.
5219 (call_value): Likewise.
5220 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5221 (sh2a_get_function_vector_number): Likewise.
5222 (sh2a_is_function_vector_call): Likewise.
5223 * doc/extend.texi: Document TBR relative addressing of SH2A.
5224 (resbank): Add description for SH2A.
5226 2008-03-24 Richard Guenther <rguenther@suse.de>
5229 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5230 pointer assignments change conversions according to middle-end rules.
5231 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5232 * configure.ac: Include type checking in yes.
5233 * configure: Regenerate.
5235 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5237 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5238 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5240 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5242 * gthr-vxworks.h (UNUSED): Define.
5244 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5246 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5248 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5250 * doc/extend.texi (Function Attributes): Add missing comma in the
5251 example of the "alloc_size" attribute.
5253 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5256 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5258 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5261 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5264 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5265 of the underlying type of a MS bitfield layout to the natural
5266 alignment of the type.
5268 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5270 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5271 to their natural alignment to avoid store forwarding stalls.
5273 2008-03-22 Richard Guenther <rguenther@suse.de>
5275 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5276 For PHI nodes verify the address is invariant.
5277 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5278 (get_symbol_constant_value): Use is_gimple_min_invariant.
5279 (maybe_fold_stmt_indirect): Likewise.
5281 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5283 PR rtl-optimization/33927
5284 * Makefile.in (dse.o): Depend on $(TM_P_H).
5285 * expr.h (extract_low_bits): Declare.
5286 * expmed.c (extract_low_bits): New function.
5287 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5288 * dse.c: Include tm_p.h.
5289 (find_shift_sequence): Remove the read_reg argument and return the
5290 read value. Emit the instructions instead of returning them.
5291 Iterate on new_mode rather than calculating it each time.
5292 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5293 source to NEW_MODE and extract_low_bits to convert the shifted
5295 (replace_read): Allow the load and store to have different mode
5296 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5297 or extraction instructions before trying the replacement. Update
5298 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5300 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5302 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5303 to their natural alignment to avoid store forwarding stalls.
5305 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5308 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5309 encouraging but not allowing gprs for input;
5310 change the input constraint to !f#r.
5311 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5313 change the output constraint to !f#r.
5315 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5318 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5319 corresponding post-reload splitters.
5320 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5321 when x87 FP math is selected.
5322 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5323 New function prototype.
5324 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5325 unreachable function to ease macroization of insn patterns.
5327 2008-03-21 Martin Jambor <mjambor@suse.cz>
5329 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5330 reference dumps if ddr is NULL or dependence is unknown.
5332 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5334 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5335 unsigned extension into account.
5336 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5337 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5338 Do computations on a scratch register.
5340 2008-03-21 Richard Guenther <rguenther@suse.de>
5342 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5343 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5344 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5345 * tree-ssa-dom.c (record_equality): Likewise.
5346 * tree-inline.c (copy_body_r): Likewise.
5347 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5350 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5352 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5353 as 'delete_unused' argument.
5355 2008-03-20 Richard Guenther <rguenther@suse.de>
5357 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5358 special casing of constant qualifiers.
5359 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5360 care about them in general.
5361 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5362 regardless of their type.
5363 (fold_stmt_r): Forcefully fold *& if we end up with that.
5365 2008-03-20 Paul Brook <paul@codesourcery.com>
5367 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5368 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5370 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5372 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5373 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5375 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5377 * common.opt (Wmudflap): New option.
5378 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5379 (mx_register_decls): Likewise.
5380 (mudflap_finish_file): Likewise.
5381 * doc/invoke.texi: Document -Wno-mudflap.
5383 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5385 * c-format.c (replace_format_name_to_system_name): New.
5387 (convert_format_name_to_system_name): New.
5388 (decode_format_attr): Add use of convert_format_name_to_system_name.
5389 (format_types_orig): Add gnu_ prefix to names.
5390 (check_format_info_main): Special treating of \0 escaped names for
5391 supporting multi-character format specifiers as I32, I64.
5392 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5393 (gnu_target_overrides_format_attributes): New.
5394 * c-format.h: Add structure target_ovr_attr to hold
5395 system specific formatter names.
5396 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5397 msformat-c.o file to c_target_objs and cxx_target_objs.
5398 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5399 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5400 (TARGET_N_FORMAT_TYPES): New.
5401 * config/i386/msformat-c.c: New.
5402 * config/i386/t-cygming: Add build rule for msformat-c.o.
5403 * doc/extend.texi: Add new format names gnu_* and ms_* and
5405 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5407 2008-03-20 Ira Rosen <irar@il.ibm.com>
5409 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5410 optimizations turned on under -O3.
5411 (ftree-vectorize): Add that the flag is turned on with -O3.
5413 2008-03-20 Ben Elliston <bje@au.ibm.com>
5415 * regmove.c (try_auto_increment): Fix spelling error in comment.
5416 * final.c (final_scan_insn): Likewise.
5418 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5421 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5422 allocator preferences for "y" and "r" class registers.
5423 ("*mov<mode>_internal"): Ditto.
5424 ("*movv2sf_internal_rex64"): Ditto.
5425 ("*movv2sf_internal"): Ditto.
5427 2008-03-19 Michael Matz <matz@suse.de>
5430 * calls.c (expand_call): Check overlap of arguments with call
5431 address for sibcalls.
5433 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5436 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5437 of the underlying type of a MS bitfield layout to the natural
5438 alignment of the type.
5440 2008-03-19 Jan Hubicka <jh@suse.cz>
5443 * toplev.c (decode_d_option): Handle all CPP flags.
5444 * tree-vrp.c: Update tree_pass descriptors.
5445 * regrename.c: Update tree_pass descriptors.
5446 * fwprop.c: Update tree_pass descriptors.
5447 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5448 * tree-into-ssa.c: Update tree_pass descriptors.
5449 * tree-dump.c: Update tree_pass descriptors.
5450 * tree-complex.c: Update tree_pass descriptors.
5451 * tree-dump.h: Update tree_pass descriptors.
5452 * see.c: Update tree_pass descriptors.
5453 * cgraphbuild.c: Update tree_pass descriptors.
5454 * tracer.c: Update tree_pass descriptors.
5455 * tree-loop-distribution.c: Update tree_pass descriptors.
5456 * cgraph.c: Update tree_pass descriptors.
5457 * postreload-gcse.c: Update tree_pass descriptors.
5458 * postreload.c: Update tree_pass descriptors.
5459 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5460 * tree-tailcall.c: Update tree_pass descriptors.
5461 * tree-pass.h (tree_opt_pass): Rename to ...
5462 (opt_pass) ... this one; add "type" field and remove letter field.
5463 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5464 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5465 all_lowering_passes): Update declaration.
5466 * ipa-cp.c: Update tree_pass descriptors.
5467 * final.c: Update tree_pass descriptors.
5468 * omp-low.c: Update tree_pass descriptors.
5469 * tree-ssa-dse.c: Update tree_pass descriptors.
5470 * ipa-reference.c: Update tree_pass descriptors.
5471 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5472 * auto-inc-dec.c: Update tree_pass descriptors.
5473 * reorg.c: Update tree_pass descriptors.
5474 * cgraphunit.c: Update tree_pass descriptors.
5475 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5476 * tree-ssa-ccp.c: Update tree_pass descriptors.
5477 * df-core.c: Update tree_pass descriptors.
5478 * mode-switching.c: Update tree_pass descriptors.
5479 * tree-nomudflap.c: Update tree_pass descriptors.
5480 * modulo-sched.c: Update tree_pass descriptors.
5481 * ipa-pure-const.c: Update tree_pass descriptors.
5482 * cse.c: Update tree_pass descriptors.
5483 * web.c: Update tree_pass descriptors.
5484 * tree-stdarg.c: Update tree_pass descriptors.
5485 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5486 * tree-ssa-dom.c: Update tree_pass descriptors.
5487 * tree-nrv.c: Update tree_pass descriptors.
5488 * tree-ssa-alias.c: Update tree_pass descriptors.
5489 * loop-init.c: Update tree_pass descriptors.
5490 * gimple-low.c: Update tree_pass descriptors.
5491 * ipa-inline.c: Update tree_pass descriptors.
5492 * tree-ssa-sink.c: Update tree_pass descriptors.
5493 * global.c: Update tree_pass descriptors.
5494 * ifcvt.c: Update tree_pass descriptors.
5495 * jump.c: Update tree_pass descriptors.
5496 * predict.c: Update tree_pass descriptors.
5497 * tree-ssa-loop.c: Update tree_pass descriptors.
5498 * recog.c: Update tree_pass descriptors.
5499 * dse.c: Update tree_pass descriptors.
5500 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5501 * tree-eh.c: Update tree_pass descriptors.
5502 * regmove.c: Update tree_pass descriptors.
5504 * function.c: Update tree_pass descriptors.
5505 * tree-vectorizer.c: Update tree_pass descriptors.
5506 * gcse.c: Update tree_pass descriptors.
5507 * ipa-type-escape.c: Update tree_pass descriptors.
5508 * tree-if-conv.c: Update tree_pass descriptors.
5509 * init-regs.c: Update tree_pass descriptors.
5510 * ipa.c: Update tree_pass descriptors.
5511 * tree-ssa-phiopt.c: Update tree_pass descriptors.
5512 * rtl-factoring.c: Update tree_pass descriptors.
5513 * lower-subreg.c: Update tree_pass descriptors.
5514 * bt-load.c: Update tree_pass descriptors.
5515 * tree-dfa.c: Update tree_pass descriptors.
5516 * except.c: Update tree_pass descriptors.
5517 * emit-rtl.c: Update tree_pass descriptors.
5518 * cfgexpand.c: Update tree_pass descriptors.
5519 * tree-cfgcleanup.c: Update tree_pass descriptors.
5520 * cfgcleanup.c: Update tree_pass descriptors.
5521 * tree-ssa-pre.c: Update tree_pass descriptors.
5522 * tree-sra.c: Update tree_pass descriptors.
5523 * tree-mudflap.c: Update tree_pass descriptors.
5524 * tree-ssa-copy.c: Update tree_pass descriptors.
5525 * cfglayout.c: Update tree_pass descriptors.
5526 * tree-ssa-forwprop.c: Update tree_pass descriptors.
5527 * tree-ssa-dce.c: Update tree_pass descriptors.
5528 * tree-ssa.c: Update tree_pass descriptors.
5529 * regclass.c: Update tree_pass descriptors.
5530 * integrate.c: Update tree_pass descriptors.
5531 * tree-optimize.c: Update tree_pass descriptors.
5532 * tree-ssa-phiprop.c: Update tree_pass descriptors.
5533 * tree-object-size.c: Update tree_pass descriptors.
5534 * combine.c: Update tree_pass descriptors.
5535 * tree-outof-ssa.c: Update tree_pass descriptors.
5536 * bb-reorder.c: Update tree_pass descriptors.
5537 * stack-ptr-mod.c: Update tree_pass descriptors.
5538 * var-tracking.c: Update tree_pass descriptors.
5539 * tree-profile.c: Update tree_pass descriptors.
5540 * tree-vect-generic.c: Update tree_pass descriptors.
5541 * reg-stack.c: Update tree_pass descriptors.
5542 * sched-rgn.c: Update tree_pass descriptors.
5543 * tree-ssa-structalias.c: Update tree_pass descriptors.
5544 * tree-cfg.c: Update tree_pass descriptors.
5545 * passes.c (current_pass): Update declaration.
5546 (finish_optimization_passes): Update.
5547 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5548 (register_one_dump_file, register_dump_files_1, next_pass_1):
5550 (init_optimization_passes): Update handling of new types.
5551 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5552 * ipa-struct-reorg.c: Update tree_pass descriptors.
5553 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5554 * combine-stack-adj.c: Update tree_pass descriptors.
5555 * cfgrtl.c: Update tree_pass descriptors.
5556 * dce.c: Update tree_pass descriptors.
5557 * tree-ssanames.c: Update tree_pass descriptors.
5559 2008-03-19 Richard Guenther <rguenther@suse.de>
5562 * tree-ssa.c (walk_data): New structure.
5563 (warn_uninitialized_var): If not always_executed warn with "maybe"
5565 (execute_early_warn_uninitialized): Compute post-dominators.
5566 Initialize always_executed before processing each basic block.
5568 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5571 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5572 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5574 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5576 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5578 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5580 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5582 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5583 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5584 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5585 target after ignore has been set, and move there also the commputation
5586 of subtarget and original_target.
5587 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5588 (LANG_HOOKS_INITIALIZER): Remove it.
5589 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5591 2008-03-18 Richard Guenther <rguenther@suse.de>
5593 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5594 found an expression with constants, note that in the VN for the lhs.
5595 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5596 fold them to constants if possible. Run cleanup_cfg if done so.
5597 (execute_pre): Return todo.
5599 (execute_fre): Likewise.
5600 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5602 (get_prop_source_stmt): Look through pointer conversions.
5604 2008-03-18 Jan Hubicka <jh@suse.cz>
5606 * tree-pretty-print.c: Include predict.h.
5607 (dump_generic_node): Dump predictor.
5608 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5609 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5610 * gimple-low.c (lower_stmt): Likewise.
5611 * expr.c (expand_expr_real): Likewise.
5612 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5614 (build_predict_expr, build_predict_expr): New.
5615 * predict.h (predictor_name, build_predict_expr): Update.
5616 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5617 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5618 * predict.def (PRED_CONTINUE): Update hitrate.
5619 * tree.def (PREDICT_EXPR): Define.
5620 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5621 do not handle BIND_EXPR.
5622 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5623 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5624 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5627 2008-03-18 Michael Matz <matz@suse.de>
5629 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5631 2008-03-18 Richard Guenther <rguenther@suse.de>
5633 * tree-gimple.h (is_gimple_invariant_address): Declare.
5634 (is_gimple_constant): Likewise.
5635 * tree-gimple.c (is_gimple_constant): New function.
5636 (is_gimple_invariant_address): Likewise.
5637 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5638 and is_gimple_invariant_address.
5639 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5641 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5642 an addressable base.
5644 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5647 * gimplify.c (gimplify_expr): Gimplify second operand of
5650 2008-03-17 Richard Guenther <rguenther@suse.de>
5652 PR tree-optimization/19637
5653 * fold-const.c (fold_unary): Remove restrictions of removing
5654 intermediate pointer-conversions (P2)(P1)P0.
5655 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5656 conversion to void pointer.
5657 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5659 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5662 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5663 emulated thread local variables.
5665 2008-03-16 Richard Guenther <rguenther@suse.de>
5668 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5669 expand TREE_INVARIANT operations that are not gimple invariant.
5671 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5673 * doc/extend.texi (Alignment): Say that the ABI controls
5674 the __alignof__ for non-strict-alignment targets rather
5675 than being a recommendation.
5677 2008-03-15 Paul Brook <paul@codesourcery.com>
5679 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5681 (arm_output_fn_unwind): Mark functions that can not be unwound.
5683 2008-03-15 Paul Brook <paul@codesourcery.com>
5685 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5686 extension instructions.
5688 2008-03-15 Richard Guenther <rguenther@suse.de>
5690 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5691 and fold constant aggregate refs.
5692 (fold_const_aggregate_ref): Handle string constants
5693 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5694 (evaluate_stmt): Simplify now that ccp_fold folds constant
5697 2008-03-15 Paul Brook <paul@codesourcery.com>
5699 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5700 (extzv): Use gen_extzv_t2.
5701 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5703 2008-03-15 Richard Guenther <rguenther@suse.de>
5705 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5706 (fold_const_aggregate_ref): Likewise.
5707 (get_value): Return NULL if we don't have any values.
5708 (ccp_finalize): Set const_val to NULL after freeing it.
5709 * tree-flow.h (get_symbol_constant_value): Declare.
5710 (fold_const_aggregate_ref): Likewise.
5711 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5713 2008-03-15 Richard Guenther <rguenther@suse.de>
5716 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5717 to not produce negative array indices if not allowed. Add
5718 parameter to indicate that.
5719 (maybe_fold_offset_to_component_ref): Allow negative array
5720 indices only for the first member of a structure.
5721 (maybe_fold_offset_to_reference): Allow negative array indices.
5722 (maybe_fold_stmt_addition): Likewise.
5724 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5725 Anatoly Sokolov <aesok@post.ru>
5727 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5728 (avr_arch): Add ARCH_AVR6.
5729 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5730 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5731 instead of fixed value 2.
5732 (print_operand_address): Use gs() asm specifier instead of pm().
5733 (avr_assemble_integer): (Ditto.).
5734 (avr_output_addr_vec_elt): (Ditto.).
5735 (print_operand): Handle "!" code.
5736 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5737 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5738 (AVR_HAVE_EIJMP_EICALL): Define.
5739 (AVR_3_BYTE_PC): Redefine.
5740 (AVR_2_BYTE_PC): (Ditto.).
5741 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5742 (LINK_SPEC): Add atmega2560 and atmega2561.
5743 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5745 * config/avr/avr.md (call_insn): Use eicall instead of icall
5746 for 3 byte PC devices.
5747 (call_value_insn): (Ditto.).
5748 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5749 (indirect_jump): Use only for for 2 byte PC devices.
5750 (*tablejump): (Ditto.).
5751 (*indirect_jump_avr6): Add insn.
5752 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5753 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5754 instead of ijmp for 3 byte PC devices.
5755 (__tablejump2__): (Ditto.).
5756 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5757 (MULITLIB_DIRNAMES): (Ditto.).
5758 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5760 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5762 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5763 "sse2_umulsidi3". Use V1DI mode for operand 0.
5764 ("mmx_psadbw"): Use V1DI mode for operand 0.
5765 * config/i386/i386-modes.def (V1SI): New vector mode.
5766 * config/i386/i386.c (struct builtin_description)
5767 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5768 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5769 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5770 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5771 v1di_ftype_v8qi_v8qi type.
5772 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5774 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5775 __builtin_ia32_pmuludq]: Fix the mode of return value.
5777 2008-03-15 Richard Guenther <rguenther@suse.de>
5780 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5783 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5785 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5786 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5787 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5788 unless TARGET_SERIALIZE_VOLATILE is enabled.
5789 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5790 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5791 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5793 2008-03-14 Richard Guenther <rguenther@suse.de>
5795 PR tree-optimization/34172
5796 * tree-flow.h (refs_may_alias_p): Declare.
5797 (get_single_def_stmt): Likewise.
5798 (get_single_def_stmt_from_phi): Likewise.
5799 (get_single_def_stmt_with_phi): Likewise.
5800 * tree-dfa.c (refs_may_alias_p): New function.
5801 (get_single_def_stmt): Likewise.
5802 (get_single_def_stmt_from_phi): Likewise.
5803 (get_single_def_stmt_with_phi): Likewise.
5804 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5805 (vn_reference_lookup_1): New helper function.
5806 (vn_reference_lookup): Walk the virtual use-def chain to
5807 continue searching for a match if the def does not alias the
5808 reference we are looking for.
5810 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5812 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5813 archive and Perzl. Update The Written Word listing.
5815 2008-03-14 Richard Guenther <rguenther@suse.de>
5817 PR tree-optimization/34043
5818 PR tree-optimization/33989
5819 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5821 (bitmap_find_leader): Use extra argument to verify dominance
5822 relationship inside a basic-block.
5823 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5824 (find_leader_in_sets): Adjust.
5825 (create_component_ref_by_pieces): Take extra argument for
5826 dominance check, handle lookup failures.
5827 (find_or_generate_expression): Likewise.
5828 (create_expression_by_pieces): Likewise.
5829 (insert_into_preds_of_block): Adjust.
5830 (create_value_expr_from): If asked for, verify all operands
5831 are in the blocks AVAIL_OUT set.
5832 (make_values_for_stmt): Check for SSA_NAMEs that are life
5833 over an abnormal edge.
5834 (compute_avail): Remove such check.
5835 (do_SCCVN_insertion): New function.
5836 (eliminate): If we do not find a leader suitable for replacement
5837 insert a replacement expression from SCCVN if available.
5838 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5839 (struct vn_ssa_aux): Add needs_insertion flag.
5840 * tree-ssa-sccvn.c (may_insert): New global flag.
5841 (copy_reference_ops_from_ref): Value-number union member access
5842 based on its size, not type and member if insertion is allowed.
5843 (visit_reference_op_load): For a weak match from union type
5844 punning lookup a view-converted value and insert a SSA_NAME
5845 for that value if that is not found.
5846 (visit_use): Make dumps shorter. Do not disallow value numbering
5847 SSA_NAMEs that are life over an abnormal edge to constants.
5848 (free_scc_vn): Release inserted SSA_NAMEs.
5849 (run_scc_vn): New flag to specify whether insertion is allowed.
5850 Process SSA_NAMEs in forward order.
5851 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5852 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5853 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5854 pointer type to/from integral types that do not change the
5855 precision to regular conversions.
5857 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5859 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5860 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5861 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5862 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5863 input arguments and the mode of return value. Built-in functions
5864 that operate on whole 64-bit MMX register now use V1DI mode.
5866 2008-03-13 Alon Dayan <alond@il.ibm.com>
5867 Olga Golovanevsky <olga@il.ibm.com>
5869 PR tree-optimization/35041
5870 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5871 to locate the right position in a statement.
5873 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5877 * config/i386/xmmintrin.h: Change all static inline functions to
5878 extern inline and add __gnu_inline__ attribute.
5879 * config/i386/bmintrin.h: Ditto.
5880 * config/i386/smmintrin.h: Ditto.
5881 * config/i386/tmmintrin.h: Ditto.
5882 * config/i386/mmintrin-common.h: Ditto.
5883 * config/i386/ammintrin.h: Ditto.
5884 * config/i386/emmintrin.h: Ditto.
5885 * config/i386/pmmintrin.h: Ditto.
5886 * config/i386/mmintrin.h: Ditto.
5887 * config/i386/mm3dnow.h: Ditto.
5889 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5892 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5893 (lower_omp_2): New function.
5894 (lower_omp_1, lower_omp): Rewritten.
5896 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5899 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5900 with the phrase "Microsoft Windows compilers".
5901 (Push/Pop Macro Pragmas): New subsection. Document
5902 #pragma push_macro and pragma pop_macro.
5904 2008-03-12 Paul Brook <paul@codesourcery.com>
5906 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5908 2008-03-12 Paul Brook <paul@codesourcery.com>
5910 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5911 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5912 (thumb2_addsi_shortim): Rename ...
5913 (thumb2_addsi_short): ... to this. Allow register operands.
5914 (thumb2_subsi_short): New pattern.
5915 (thumb2_one_cmplsi2_short,
5916 thumb2_negsi2_short): New patterns and peepholes.
5918 2008-03-12 Paul Brook <paul@codesourcery.com>
5920 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5922 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5924 * config/i386/i386.md (int_cond): New code iterator.
5926 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5927 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5928 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5929 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5930 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5931 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5932 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5933 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5935 2008-03-12 Paul Brook <paul@codesourcery.com>
5937 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5938 instead of {arm,thumb}_compute_save_reg_mask.
5939 (output_return_instruction): Ditto.
5940 (thumb_unexpanded_epilogue): Ditto.
5941 (thumb1_expand_prologue): Ditto.
5942 (thumb1_output_function_prologue): Ditto.
5943 (arm_set_return_address): Ditto.
5944 (thumb_set_return_address): Ditto.
5945 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5946 regs to achieve stack alignment.
5947 (thumb1_compute_save_reg_mask): Fix compiler warning.
5948 (arm_output_epilogue): Use offsets->saved_regs_mask.
5949 Adjust stack pointer by poping call clobered registers.
5950 (arm_expand_prologue): Use offsets->saved_regs_mask.
5951 Adjust stack pointer by pushing extra registers.
5952 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5954 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5957 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5958 conversion to the operands of a multiplication.
5960 2008-03-12 Richard Guenther <rguenther@suse.de>
5962 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5963 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5964 * timevar.def (TV_TREE_PHIPROP): Add.
5965 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5966 pass description. Use TV_TREE_PHIPROP.
5967 * tree-ssa-forwprop.c: Remove phiprop code.
5969 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5972 * omp-low.c (maybe_lookup_decl): Constify first argument.
5973 (use_pointer_for_field): Change last argument from bool to
5974 omp_context *. Disallow shared copy-in/out in nested
5975 parallel if decl is shared in outer parallel too.
5976 (build_outer_var_ref, scan_sharing_clauses,
5977 lower_rec_input_clauses, lower_copyprivate_clauses,
5978 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5980 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5981 Ira Rosen <irar@il.ibm.com>
5983 * tree-vectorizer.c (free_stmt_vec_info): New function.
5984 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5985 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5986 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5987 * tree-vect-transform.c (vectorizable_conversion): Free
5988 vec_oprnds0 if it was allocated.
5989 (vect_permute_store_chain): Remove unused VECs.
5990 (vectorizable_store): Free VECs that are allocated in the..
5992 (vect_transform_strided_load, vectorizable_load): Likewise.
5993 (vect_remove_stores): Simplify the code.
5994 (vect_transform_loop): Move code to vect_remove_stores().
5995 Call vect_remove_stores() and free_stmt_vec_info().
5997 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5999 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
6000 TARGET_HPUX. Revise comment.
6001 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6002 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
6003 Use sr4 variant of `be' instruction when not generating PIC code.
6004 (attr_length_call): Adjust for above change.
6006 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6008 * ipa-reference.c (static_execute): Remove module_statics_const and
6009 associated setting code.
6011 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6014 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
6015 predicate for operand 1.
6016 (paritysi2_cmp): Use register_operand predicate for operand 2.
6017 Use earlyclobber modifier for operand 1. Remove support for
6019 (paritydi2_cmp): Use register_operand predicate for operand 3.
6020 Use earlyclobber modifier for operand 1. Remove support for
6023 2008-03-11 Paul Brook <paul@codesourcery.com>
6024 Vladimir Prus <vladimir@codesourcery.com>
6026 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
6027 (arm_compute_save_reg0_reg12_mask): Always
6028 check if register 11 must be saved. Always safe hard frame pointer
6029 when frame_pointer_needeed.
6030 (arm_compute_save_reg_mask): Save IP and PC
6031 only with apcs frames.
6032 (arm_output_epilogue): Adjust Thumb2 codepath to
6033 be also invoked and work for ARM non-apcs frames.
6034 (arm_expand_prologue): Don't bother saving IP
6035 for non-apcs frame, since it's not clobbered by
6036 prologue code. Implement non-apcs frame
6039 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6041 PR rtl-optimization/35281
6042 * expr.c (convert_move): Use a new pseudo for the intermediate
6043 from_mode->word_mode result.
6045 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6047 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6048 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6049 * toplev.c (compile_file): Don't call it.
6051 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6054 * expr.c (store_expr): Call emit_block_move if the mode
6055 of "temp" RTX is BLKmode.
6057 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6058 Richard Guenther <rguenther@suse.de>
6060 PR tree-optimization/31358
6061 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6062 the step with a NULL_TREE.
6063 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6064 to sizetype if type is a pointer type.
6065 (add_candidate_1): Don't convert the base and step to
6066 the generic type if the orginal type is a pointer type.
6067 (add_iv_value_candidates): Use sizetype for the step
6068 if type is a pointer type.
6069 (cand_value_at): Likewise.
6070 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6072 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6073 Don't convert the tem affine to the type.
6074 (add_elt_to_tree): Use sizetype for the step if a pointer.
6075 Use POINTER_PLUS_EXPR for pointers.
6076 (aff_combination_to_tree): Use sizetype for the step if a
6079 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6081 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6082 Remove commutativity hint.
6084 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6088 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6089 errorneous type. Check that v is a VAR_DECL.
6092 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6094 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6096 PR tree-optimization/35494
6097 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6098 may be overriden at link and run time.
6100 2008-03-10 Richard Guenther <rguenther@suse.de>
6102 PR tree-optimization/34677
6103 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6104 (poolify_tree): Likewise.
6105 (modify_expr_template): Likewise.
6106 (poolify_modify_stmt): Likewise.
6107 (insert_fake_stores): Handle all component-ref style stores
6108 in addition to INDIRECT_REF. Also handle complex types.
6109 Do not poolify the inserted load.
6110 (realify_fake_stores): Do not rebuild the tree but only
6111 make it a SSA_NAME copy.
6112 (init_pre): Remove initialzation of modify_expr_template.
6113 Do not allocate modify_expr_node_pool.
6114 (fini_pre): Do not free modify_expr_node_pool.
6116 2008-03-10 Paul Brook <paul@codesourcery.com>
6118 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6121 2008-03-10 Paul Brook <paul@codesourcery.com>
6122 Mark Shinwell <shinwell@codesourcery.com>
6124 * config/arm/cortex-r4.md: New.
6125 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6127 * config/arm/arm.md: Include cortex-r4.md.
6128 (insn): Add smmls, sdiv and udiv values.
6129 (generic_sched): Don't use generic scheduling for Cortex-R4.
6130 (arm_issue_rate): New function.
6131 (TARGET_SCHED_ISSUE_RATE): Define.
6133 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6135 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6137 2008-03-10 Richard Guenther <rguenther@suse.de>
6139 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6140 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6142 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6144 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6145 Set default to true.
6147 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6149 * c.opt (Wsynth): Deprecate.
6150 * doc/invoke.texi (Option Summary, Warning Options): Document
6151 -Wno-format-contains-nul.
6153 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6156 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6157 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6159 2008-03-09 Ira Rosen <irar@il.ibm.com>
6161 * config/rs6000/rs6000.c (builtin_description): Rename vector
6162 left shift operations.
6163 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6164 (altivec_vsl<VI_char>): Rename to ...
6165 (ashl<mode>3): ... new name.
6166 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6168 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6170 2008-03-08 Richard Guenther <rguenther@suse.de>
6172 * coverage.h (tree_coverage_counter_addr): Declare.
6173 * coverage.c (tree_coverage_counter_addr): New function.
6174 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6176 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6177 (tree_gen_one_value_profiler): Likewise.
6178 (tree_gen_ic_profiler): Likewise.
6179 (tree_gen_average_profiler): Likewise.
6180 (tree_gen_ior_profiler): Likewise.
6182 2008-03-08 Richard Guenther <rguenther@suse.de>
6184 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6185 (vn_binary_op_insert): Likewise.
6186 (vn_unary_op_lookup): Likewise.
6187 (vn_unary_op_insert): Likewise.
6188 (vn_nary_op_lookup): Declare.
6189 (vn_nary_op_insert): Likewise.
6190 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6191 and binary hashes, use a single obstack for unary_op_pool
6193 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6194 a single struct vn_nary_op_s. Store tree code length and
6195 a variable number of operands.
6196 (struct vn_reference_op_struct): Remove unused op2.
6197 (vn_reference_op_eq): Do not compare op2.
6198 (vn_reference_op_compute_hash): Do not compute hash of op2.
6199 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6200 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6201 with vn_nary_op_compute_hash.
6202 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6203 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6205 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6207 (visit_unary_op): Call nary functions.
6208 (visit_binary_op): Likewise.
6209 (process_scc): Adjust for struct vn_tables_s changes.
6210 (allocate_vn_table): Likewise.
6211 (free_vn_table): Likewise.
6212 * tree-vn.c (vn_add): Call nary functions.
6213 (vn_lookup): Likewise.
6215 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6218 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6219 wdst back after sync_compare_and_swapqhi_internal.
6221 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6224 * config/i386/i386-modes.def (V1DI): New vector mode.
6225 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6226 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6227 (MMXMODE248): Ditto.
6228 (MMXMODE): Add V1DI mode.
6229 (mmxvecsize): Change DI mode to V1DI mode.
6230 ("mov<mode>): Use MMXMODEI8 mode iterator.
6231 ("*mov<mode>_internal_rex64"): Ditto.
6232 ("*mov<mode>_internal"): Ditto.
6233 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6234 ("mmx_sub<mode>3"): Ditto.
6235 ("mmx_adddi3"): Remove insn pattern.
6236 ("mmx_subdi3"): Ditto.
6237 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6238 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6239 ("mmx_ashl<mode>3"): Ditto.
6240 ("mmx_lshrdi3"): Remove insn pattern.
6241 ("mmx_ashldi3"): Ditto.
6242 * config/i386/i386.c (classify_argument): Handle V1DImode.
6243 (function_arg_advance_32): Ditto.
6244 (function_arg_32): Ditto.
6245 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6246 mmx_addv1di3 insn pattern.
6247 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6248 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6249 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6250 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6251 Remove definitions of built-in functions.
6252 (V1DI_type_node): New node.
6253 (v1di_ftype_v1di_int): Ditto.
6254 (v1di_ftype_v1di_v1di): Ditto.
6255 (v2si_ftype_v2si_si): Ditto.
6256 (v4hi_ftype_v4hi_di): Remove node.
6257 (v2si_ftype_v2si_di): Ditto.
6258 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6259 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6260 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6261 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6262 Add new builtins using def_builtin_const.
6263 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6264 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6265 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6266 * config/i386/mmintrin.h (__v1di): New typedef.
6267 (_mm_add_si64): Cast arguments to __v1di type.
6268 (_mm_sub_si64): Ditto.
6269 (_mm_sll_pi16): Cast __count to __v4hi type.
6270 (_mm_sll_pi32): Cast __count to __v2si type.
6271 (_mm_sll_si64): Cast arguments to __v1di type.
6272 (_mm_srl_pi16): Cast __count to __v4hi type.
6273 (_mm_srl_pi32): Cast __count to __v2si type.
6274 (_mm_srl_si64): Cast arguments to __v1di type.
6275 (_mm_sra_pi16): Cast __count to __v4hi type.
6276 (_mm_sra_pi32): Cast __count to __v2si type.
6277 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6278 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6279 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6280 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6281 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6282 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6283 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6284 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6285 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6286 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6287 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6288 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6290 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6292 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6294 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6297 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6298 reg+const addressing for Altivec modes. Don't generate reg+reg
6299 addressing for TFmode or TDmode quantities.
6301 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6303 * c-common.c (vector_types_convertible_p): Call langhook
6304 instead of comptypes.
6306 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6309 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6310 integral and scalar float variables which have a
6313 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6315 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6316 dwarf_register_span hook when emitting unwind information for
6317 register-to-memory saves.
6318 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6319 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6321 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6323 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6324 for the same VAR_DECL.
6326 2008-03-06 Tom Tromey <tromey@redhat.com>
6329 * doc/standards.texi (Standards): Don't mention treelang.
6330 * doc/invoke.texi (Overall Options): Don't mention treelang.
6331 * doc/install.texi (Prerequisites): Don't mention bison or
6333 (Configuration): Don't mention treelang.
6334 (Building): Likewise.
6335 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6337 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6339 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6340 word-extractions out of a multi-word object.
6342 2008-03-06 Richard Guenther <rguenther@suse.de>
6344 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6345 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6346 result type and precision.
6347 * expr.c (get_inner_reference): Set unsignedp based on the result
6348 type of BIT_FIELD_REF.
6349 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6350 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6351 (try_instantiate_multiple_fields): Likewise. Use the correct type
6353 (sra_build_assignment): Likewise.
6354 (sra_build_elt_assignment): Likewise.
6355 (sra_explode_bitfield_assignment): Likewise.
6356 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6357 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6358 set BIT_FIELD_REF_UNSIGNED.
6359 (vectorizable_load): Likewise.
6361 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6363 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6366 2008-03-06 Richard Guenther <rguenther@suse.de>
6368 * alias.c (struct alias_set_entry): Move has_zero_child field
6369 to pack with alias_set.
6371 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6373 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6376 2008-03-05 Ian Lance Taylor <iant@google.com>
6378 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6380 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6382 * fwprop.c (update_df): Support width and offset parameters of
6384 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6385 global_conflicts): Change DF_REF_EXTRACT to either
6386 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6387 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6388 * df-scan.c (df_ref_record, df_defs_record,
6389 df_ref_create_structure, df_def_record_1, df_uses_record,
6390 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6391 df_bb_refs_collect, df_entry_block_defs_collect,
6392 df_exit_block_uses_collect): Support new width and offset fields.
6393 (ref_extract_pool): New storage pool.
6394 (df_free_ref): New function.
6395 (df_reg_chain_unlink, df_free_collection_rec,
6396 df_sort_and_compress_refs): Call df_free_ref.
6397 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6399 (df_ref_create_structure): Allocate df_ref_extract if offset and
6400 width fields are used.
6401 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6402 (df_uses_record): Get offset and width from ZERO_EXTRACT
6404 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
6405 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6406 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6407 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
6408 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6409 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6410 (df_ref_extract): New structure.
6411 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6412 (df_ref_create): Add width and offset parameters.
6414 2008-03-05 Richard Guenther <rguenther@suse.de>
6416 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6417 Use ranges_overlap_p.
6418 (offset_overlaps_with_access): Rename
6419 to ranges_overlap_p and move ...
6420 * tree-flow-inline.h (ranges_overlap_p): ... here.
6422 * tree.h (get_inner_reference, handled_component_p): Update
6425 * tree.h (record_component_aliases, get_alias_set,
6426 alias_sets_conflict_p, alias_sets_must_conflict_p,
6427 objects_must_conflict_p): Move declarations ...
6428 * alias.h (record_component_aliases, get_alias_set,
6429 alias_sets_conflict_p, alias_sets_must_conflict_p,
6430 objects_must_conflict_p): ... here.
6431 Include coretypes.h.
6432 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6434 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6436 * cfg.c: Include tree-flow.h.
6437 (remove_edge_raw): Call redirect_edge_var_map_clear.
6438 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6439 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6440 (redirect_edge_var_map_result): New.
6441 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6442 PENDING_STMT use with redirect_edge_var_map_*.
6443 * tree-ssa.c (edge_var_maps): New definition.
6444 (redirect_edge_var_map_add): New.
6445 (redirect_edge_var_map_clear): New.
6446 (redirect_edge_var_map_dup): New.
6447 (redirect_edge_var_map_vector): New.
6448 (redirect_edge_var_map_destroy): New.
6449 (ssa_redirect_edge): Replace PENDING_STMT use with
6450 redirect_edge_var_map_*.
6451 (flush_pending_stmts): Same.
6452 (delete_tree_ssa): Destroy edge var map.
6453 * tree-flow.h (struct _edge_var_map): New.
6454 Define edge_var_map vector type.
6455 Declare redirect_edge_var_map_* prototypes.
6456 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6457 * tree-cfg.c (reinstall_phi_args): Replace
6458 PENDING_STMT use with redirect_edge_var_map_*.
6460 2008-03-05 Richard Guenther <rguenther@suse.de>
6462 PR tree-optimization/35472
6463 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6464 whose single use_stmt has a overlapping set of loaded and
6465 stored symbols as that use_stmt might be a noop assignment then.
6467 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6469 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6471 2008-03-05 Richard Guenther <rguenther@suse.de>
6474 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6475 should be constants.
6476 * tree-cfg.c (verify_expr): Verify it.
6477 * fold-const.c (fold_truthop): Remove code generating
6478 BIT_FIELD_REFs of structure bases.
6479 (fold_binary): Likewise.
6480 (fold_ternary): Position and size of BIT_FIELD_REFs are
6481 always host integers.
6482 (make_bit_field_ref): Remove.
6483 (optimize_bit_field_compare): Remove.
6484 (all_ones_mask_p): Remove.
6486 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6489 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6490 (split_block_and_df_analyze): New. Split basic block and rebuild
6492 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6494 (split_pattern_seq): Likewise.
6495 (erase_matching_seqs): Likewise.
6496 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6498 2008-03-04 Geoff Keating <geoffk@apple.com>
6500 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6501 declaration and code.
6502 (tree_invalid_nonnegative_warnv_p): Likewise.
6504 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6506 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
6507 examples. Truncate option-names then causing overfull hbox.
6509 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6512 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
6514 * configure: Rebuilt.
6516 2008-03-04 Rafael Espindola <espindola@google.com>
6518 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
6519 (tree_unary_nonnegative_warnv_p): New.
6520 (tree_binary_nonnegative_warnv_p): New.
6521 (tree_single_nonnegative_warnv_p): New.
6522 (tree_invalid_nonnegative_warnv_p): New.
6523 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
6525 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6528 * opts.c (handle_option): Postpone 'unknown option' errors only for
6531 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
6534 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
6537 2008-03-04 Rafael Espindola <espindola@google.com>
6539 * fold-const.c (tree_unary_nonzero_warnv_p): New.
6540 (tree_binary_nonzero_warnv_p): New.
6541 (tree_single_nonzero_warnv_p): New.
6542 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
6544 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6547 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6548 transformations for modes that have signed zeros.
6549 * ifcvt.c (noce_try_abs): Ditto.
6551 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6553 * config/i386/i386.c (override_options): Force
6554 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6556 2008-03-04 Jan Hubicka <jh@suse.cz>
6559 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6562 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6564 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6565 label to probe the stack.
6567 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6569 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6570 (__gthr_win32_mutex_destroy): Declare.
6571 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6572 __gthr_win32_mutex_destroy.
6573 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6575 2008-03-03 Jan Hubicka <jh@suse.cz>
6578 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6579 aggressive on inlining cold calls.
6581 2008-03-03 Richard Guenther <rguenther@suse.de>
6583 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6584 struct copies into the expression table.
6585 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6586 (try_to_simplify): Likewise.
6587 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6588 integral and pointer arguments which do not change the
6589 precision to NOP_EXPRs.
6590 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6591 VIEW_CONVERT_EXPR case.
6593 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6595 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6596 defined in a loop at depth 0 is invariant.
6597 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6598 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6599 be called at loop depth 0.
6601 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6604 * gcc.c (process_command): Update copyright notice dates.
6605 * gcov.c (print_version): Likewise.
6606 * gcov-dump.c (print_version): Likewise.
6607 * mips-tfile.c (main): Likewise.
6608 * mips-tdump.c (main): Likewise.
6610 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6613 * c-common.c (flag_permissive): Delete.
6614 (constant_expression_warnings): Check flags first.
6615 (constant_expression_error): New.
6616 * c-common.h (flag_permissive): Delete.
6617 (constant_expression_error): Declare.
6618 * flags.h (flag_permissive): Declare. Update description.
6619 * diagnostic.c (pedwarn): Update.
6621 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6622 (permissive_error_kind): New.
6623 * toplev.c (flag_permissive): Define. Update description.
6624 * toplev.h (permissive_error_kind): Declare.
6625 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6626 (pedwarn_c90): Use pedantic_warning_kind.
6627 * c-opts.c (c_common_post_options): flag_permissive does not affect
6628 flag_pedantic_errors.
6630 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6632 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6633 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6634 __absvsi2, __absvDI2): Use unsigned arithmetic.
6636 2008-03-02 Andi Kleen <ak@suse.de>
6637 Richard Guenther <rguenther@suse.de>
6639 * struct-equiv.c: Remove file.
6640 * cfg_cleanup.c (condjump_equiv_p): Remove.
6641 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6642 (struct-equiv.o): Remove rule.
6643 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6644 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6645 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6647 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6649 * ifcvt.c (noce_process_if_block): Try to handle only the then
6650 block if the else block exists but isn't suitable.
6652 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6655 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6656 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6657 regression from previous patch.
6659 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6662 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6664 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6665 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6666 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6667 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6668 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6669 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6670 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6671 (__gthread_mutex_destroy_function): Rename to
6672 __gthread_mutex_destroy.
6673 * gthr-dce.h (__gthread_mutex_destroy): Call
6674 pthread_mutex_destroy.
6675 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6676 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6677 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6679 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6681 * df-scan.c (df_ref_chain_change_bb): Simplify.
6682 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6683 set_block_for_insn if there's any change.
6684 * df.h ((df_insn_change_bb): Fix prototype.
6685 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6686 df_insn_change_bb, don't call set_block_for_insn.
6687 * emit-rtl.c (reorder_insns): Likewise.
6688 * haifa-sched.c (move_insn): Likewise.
6690 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6692 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6694 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6696 * tree-flow-inline.h (next_readonly_imm_use): Return
6697 NULL_USE_OPERAND_P after the end.
6699 2008-03-01 Richard Guenther <rguenther@suse.de>
6701 PR tree-optimization/35411
6702 * tree-sra.c (sra_build_assignment): Split conversion to
6703 final type to a separate statement if we are not assigning
6706 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6708 * fold-const.c (fold_convertible_p): Correct the logic to follow
6709 that in fold_convert().
6711 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6714 * tree-inline.c (build_duplicate_type): When we make a
6715 duplicate type, make it unique in the canonical types system.
6717 2008-02-29 Tom Tromey <tromey@redhat.com>
6719 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6720 input_file_stack_history, input_file_stack_restored): Remove.
6721 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6722 * input.h (struct file_stack): Remove.
6723 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6724 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6726 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6728 (diagnostic_last_module_changed): Add 'map' argument.
6729 (diagnostic_set_last_function): Likewise.
6730 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6731 line map, not input_file_stack.
6732 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6734 2008-02-29 Paul Brook <paul@codesourcery.com>
6736 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6738 2008-02-29 Paul Brook <paul@codesourcery.com>
6740 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6742 2008-02-29 Richard Guenther <rguenther@suse.de>
6744 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6746 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6747 value for comparing for a store match.
6748 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6749 (try_to_simplify): Do not do a full-blown reference lookup.
6751 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6753 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6754 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6756 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6758 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6760 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6761 strides against cache sizes.
6763 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6765 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6768 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6770 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6771 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6772 is smaller than the original promoted value.
6773 (simplify_subreg): If OP is a SUBREG, try to preserve its
6774 SUBREG_PROMOTED_VAR_P information.
6776 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6778 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6779 (VN_INFO_GET): Allocate new objects on the obstack.
6780 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6781 for rpo_numbers_temp, for consistency.
6782 (free_scc_vn): Free the obstack.
6784 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6786 * doc/invoke.texi: Document -ftree-loop-distribution.
6787 * tree-loop-distribution.c: New.
6788 * tree-pass.h (pass_loop_distribution): New.
6789 * graphds.h (struct graph): Add htab_t indices.
6790 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6791 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6792 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6793 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6794 * tree-data-ref.c (debug_data_dependence_relations): New.
6795 (dump_data_dependence_relation): Also print data references.
6796 (free_data_ref): Extern.
6797 (same_access_functions): Moved...
6798 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6799 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6800 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6801 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6802 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6803 (stmts_from_loop): Skip LABEL_EXPR.
6804 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6806 (build_rdg): Initialize rdg->indices htab.
6807 (free_rdg, stores_from_loop, ref_base_address,
6808 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6809 have_similar_memory_accesses_1, ref_base_address_1,
6810 remove_similar_memory_refs): New.
6811 * tree-data-ref.h: Depend on tree-chrec.h.
6812 (debug_data_dependence_relations, free_data_ref): Declared.
6813 (same_access_functions): ... here.
6814 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6816 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6817 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6818 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6819 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6820 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6821 rdg_vertex_for_stmt): Declared.
6822 (struct rdg_edge): Add level.
6824 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6825 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6827 (rdg_has_similar_memory_accesses): New.
6828 * tree-vect-analyze.c: Remove unused static decls.
6829 * lambda.h (dependence_level): New.
6830 * common.opt (ftree-loop-distribution): New.
6831 * tree-flow.h (mark_virtual_ops_in_bb,
6832 slpeel_tree_duplicate_loop_to_edge_cfg,
6833 rename_variables_in_loop): Declared.
6834 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6835 (OBJS-common): Add tree-loop-distribution.o.
6836 (tree-loop-distribution.o): New rule.
6837 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6838 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6839 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6841 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6844 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6845 other than structures and unions.
6847 2008-02-28 Richard Guenther <rguenther@suse.de>
6850 2008-02-26 Richard Guenther <rguenther@suse.de>
6852 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6853 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6854 (lookup_decl_from_uid): Declare.
6855 (remove_decl_from_map): Likewise.
6856 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6857 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6858 (decl_for_uid_map): New global hashtable mapping DECL_UID
6860 (init_ttree): Allocate it.
6861 (insert_decl_to_uid_decl_map): New helper function.
6862 (make_node_stat): Insert new decls into the map.
6863 (copy_node_stat): Likewise.
6864 (lookup_decl_from_uid): New function.
6865 (remove_decl_from_map): Likewise.
6866 (print_decl_for_uid_map_statistics): New helper.
6867 (dump_tree_statistics): Call it.
6869 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6870 (referenced_var_iterator): Adjust.
6871 (FOR_EACH_REFERENCED_VAR): Adjust.
6872 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6873 (num_referenced_vars): Adjust.
6874 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6875 (first_referenced_var): Remove.
6876 (end_referenced_vars_p): Likewise.
6877 (next_referenced_var): Likewise.
6878 (referenced_var_iterator_set): New helper function.
6879 * tree-dfa.c (referenced_var_lookup): Adjust.
6880 (referenced_var_check_and_insert): Likewise.
6881 (remove_referenced_var): Likewise.
6882 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6883 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6884 (verify_call_clobbering): Likewise.
6885 (verify_memory_partitions): Likewise.
6886 (init_tree_ssa): Allocate bitmap instead of hashtable for
6888 (delete_tree_ssa): Adjust.
6889 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6890 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6891 (compute_tag_properties): Likewise.
6892 (set_initial_properties): Likewise.
6893 (find_partition_for): Likewise.
6894 (update_reference_counts): Likewise.
6895 (dump_may_aliases_for): Likewise.
6896 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6897 (add_call_clobber_ops): Likewise.
6898 (add_call_read_ops): Likewise.
6899 (get_asm_expr_operands): Likewise.
6900 * tree-into-ssa.c (dump_decl_set): Likewise.
6901 (update_ssa): Likewise.
6902 * tree-sra.c (scan_function): Likewise.
6903 (decide_instantiations): Likewise.
6904 (scalarize_parms): Likewise.
6905 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6906 (dsa_named_for): Likewise.
6907 * tree-ssa-structalias.c (update_alias_info): Likewise.
6908 (merge_smts_into): Likewise.
6910 2008-02-27 David Daney <ddaney@avtrex.com>
6913 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6914 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6915 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6916 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6917 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6919 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6922 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6923 (BUILT_IN_NEXTTOWARD): Remove.
6924 (BUILT_IN_NEXTTOWARDF): Ditto.
6925 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6926 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6928 2008-02-27 Tom Tromey <tromey@redhat.com>
6930 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6931 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6933 2008-02-27 Jan Beulich <jbeulich@novell.com>
6935 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6936 update the respective field on newdecl.
6938 2008-02-27 Revital Eres <eres@il.ibm.com>
6940 PR rtl-optimization/34999
6941 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6942 crossing edges that ends with a call insn.
6943 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6944 call insn and clear the EDGE_CROSSING flag of the crossing edge
6945 when fixing fallthru edges.
6947 2008-02-27 Richard Guenther <rguenther@suse.de>
6950 * fold-const.c (fold_unary): Return the correct argument,
6951 converted to the result type.
6953 2008-02-27 Richard Guenther <rguenther@suse.de>
6956 * expr.c (expand_expr_real_1): Assert on rotates that operate
6958 * fold-const.c (fold_binary): Use the types precision, not the
6959 bitsize of the mode if folding rotate expressions. Build rotates
6960 only for full modes.
6962 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6964 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6966 * c-pragma.c (pragma_ns_name): New typedef.
6967 (registered_pp_pragmas): New variable.
6968 (c_pp_lookup_pragma): New function.
6969 (c_register_pragma_1): If flag_preprocess_only, do nothing
6970 for non-expanded pragmas, for expanded ones push pragma's
6971 namespace and name into registered_pp_pragmas vector.
6972 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6973 flag_preprocess_only, don't register GCC pch_preprocess
6974 pragma if flag_preprocess_only.
6975 * c-opts.c (c_common_init): Call init_pragma even if
6976 flag_preprocess_only.
6977 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6978 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6979 cpp_register_pragma if flag_preprocess_only.
6981 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6984 * c-parser.c (c_parser_translation_unit): Warn for empty
6985 translation unit, not empty source file.
6987 2008-02-26 Paul Brook <paul@codesourcery.com>
6989 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6990 operand for Thumb-2.
6991 * config/arm/arm.h (reg_class): Add CORE_REGS.
6992 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6993 (BASE_REG_CLASS): Use CORE_REGS.
6994 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6995 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6996 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6997 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6998 ARM_REGNO_OK_FOR_INDEX_P.
6999 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
7000 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
7001 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
7002 (ldm/stm peepholes): Ditto.
7003 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
7004 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
7005 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
7006 * config/arm/constraints.md: Enable "k" constraint on ARM.
7008 2008-02-27 Ben Elliston <bje@au.ibm.com>
7010 * config/rs6000/rs6000.c: Annotate cache line size field in all
7011 instances of struct processor_costs.
7013 2008-02-26 David Edelsohn <edelsohn@gnu.org>
7015 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
7016 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
7017 jump_bypass): New counters.
7018 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
7019 * dce.c (gate_ud_dce): Same.
7020 (gate_fast_dce): Same.
7021 * dse.c (gate_dse1): New function.
7022 (gate_dse2): New function.
7023 (gate_dse): Merge results of new gate functions.
7024 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
7025 (gate_handle_jump_bypass): Add dbg_cnt.
7026 (gate_handle_gcse): Add dbg_cnt.
7027 * ifcvt.c (gate_handle_if_conversion): Same.
7028 (gate_handle_if_after_combine): Same.
7029 (gate_handle_if_after_reload): Same.
7030 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
7032 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
7034 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
7036 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
7038 2008-02-26 Jason Merrill <jason@redhat.com>
7041 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
7042 alone if it's the naming decl for the type's main variant.
7044 2008-02-26 Tom Tromey <tromey@redhat.com>
7046 * system.h (USE_MAPPED_LOCATION): Poison.
7047 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7048 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7049 (make_goto_expr_edges): Likewise.
7050 (remove_bb): Likewise.
7051 (execute_warn_function_return): Likewise.
7052 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7054 * c-common.c (fname_decl): Remove old location code.
7055 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7057 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7059 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7060 (gen_rtx_ASM_INPUT): Likewise.
7061 (gen_rtx_ASM_INPUT_loc): Likewise.
7062 (get_rtx_asm_OPERANDS): Remove.
7063 * cfglayout.c (insn_locators_alloc): Remove old location code.
7064 (set_curr_insn_source_location): Likewise.
7065 (curr_insn_locator): Likewise.
7066 * print-tree.c (print_node): Remove old location code.
7067 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7068 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7069 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7070 location_from_locus.
7071 (construct_exit_block): Remove old location code.
7072 * emit-rtl.c (force_next_line_note): Remove old location code.
7073 * profile.c (branch_prob): Remove old location code.
7074 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7075 LOC_LINE): Remove old-location variants.
7076 * langhooks.c (lhd_print_error_function): Remove old location
7078 * configure, config.in: Rebuilt.
7079 * configure.ac (--enable-mapped-location): Remove.
7080 * c-decl.c (c_init_decl_processing): Remove old location code.
7081 (finish_function): Likewise.
7082 * recog.c (decode_asm_operands): Remove old location code.
7083 * c-pch.c (c_common_read_pch): Remove old location code.
7084 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7086 * gimple-low.c (lower_function_body): Remove old location code.
7087 * toplev.c (unknown_location): Remove.
7088 (push_srcloc): Remove old-location variant.
7089 (process_options): Remove old location code.
7090 (lang_dependent_init): Likewise.
7091 * input.h (UNKNOWN_LOCATION): Move definition.
7092 (location_t): Undeprecate.
7093 (source_locus): Remove.
7094 (location_from_locus): Remove.
7095 (struct location_s): Remove.
7096 Remove all old-location code.
7097 (input_line, input_filename): Remove.
7098 * final.c (final_scan_insn): Remove old location code.
7099 * diagnostic.c (diagnostic_build_prefix): Remove
7100 USE_MAPPED_LOCATION test.
7101 * tree.h (gimple_stmt) <locus>: Now a location_t.
7102 (tree_exp) <locus>: Likewise.
7103 (DECL_IS_BUILTIN): Remove old-location variant.
7104 (annotate_with_file_line, annotate_with_locus): Likewise.
7105 (expr_locus, set_expr_locus): Update.
7106 * tree.c (build1_stat): Remove old location code.
7107 (last_annotated_node): Remove.
7108 (annotate_with_file_line): Remove old-location variant.
7109 (annotate_with_locus): Likewise.
7110 (expr_location): Remove old location code.
7111 (set_expr_location): Likewise.
7112 (expr_has_location): Likewise.
7113 (expr_locus): Likewise.
7114 (set_expr_locus): Likewise.
7115 (expr_filename): Don't use location_from_locus.
7116 (expr_lineno): Likewise.
7117 * rtl-error.c (location_for_asm): Remove old location code.
7118 * c-lex.c (cb_line_change): Remove old location code.
7119 (fe_file_change): Likewise.
7120 (cb_def_pragma): Likewise.
7121 (c_lex_with_flags): Likewise.
7122 * gengtype.c (do_typedef): Don't special-case location types.
7123 (define_location_structures): Remove.
7124 (main): Don't call define_location_structures.
7125 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7128 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7131 * builtins.def (BUILT_IN_STDARG_START): Remove.
7132 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7133 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7134 * tree-inline.c (inline_forbidden_p_1): Likewise.
7136 2008-02-26 Richard Guenther <rguenther@suse.de>
7138 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7139 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7140 (lookup_decl_from_uid): Declare.
7141 (remove_decl_from_map): Likewise.
7142 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7143 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7144 (decl_for_uid_map): New global hashtable mapping DECL_UID
7146 (init_ttree): Allocate it.
7147 (insert_decl_to_uid_decl_map): New helper function.
7148 (make_node_stat): Insert new decls into the map.
7149 (copy_node_stat): Likewise.
7150 (lookup_decl_from_uid): New function.
7151 (remove_decl_from_map): Likewise.
7152 (print_decl_for_uid_map_statistics): New helper.
7153 (dump_tree_statistics): Call it.
7155 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7156 (referenced_var_iterator): Adjust.
7157 (FOR_EACH_REFERENCED_VAR): Adjust.
7158 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7159 (num_referenced_vars): Adjust.
7160 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7161 (first_referenced_var): Remove.
7162 (end_referenced_vars_p): Likewise.
7163 (next_referenced_var): Likewise.
7164 (referenced_var_iterator_set): New helper function.
7165 * tree-dfa.c (referenced_var_lookup): Adjust.
7166 (referenced_var_check_and_insert): Likewise.
7167 (remove_referenced_var): Likewise.
7168 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7169 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7170 (verify_call_clobbering): Likewise.
7171 (verify_memory_partitions): Likewise.
7172 (init_tree_ssa): Allocate bitmap instead of hashtable for
7174 (delete_tree_ssa): Adjust.
7175 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7176 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7177 (compute_tag_properties): Likewise.
7178 (set_initial_properties): Likewise.
7179 (find_partition_for): Likewise.
7180 (update_reference_counts): Likewise.
7181 (dump_may_aliases_for): Likewise.
7182 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7183 (add_call_clobber_ops): Likewise.
7184 (add_call_read_ops): Likewise.
7185 (get_asm_expr_operands): Likewise.
7186 * tree-into-ssa.c (dump_decl_set): Likewise.
7187 (update_ssa): Likewise.
7188 * tree-sra.c (scan_function): Likewise.
7189 (decide_instantiations): Likewise.
7190 (scalarize_parms): Likewise.
7191 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7192 (dsa_named_for): Likewise.
7193 * tree-ssa-structalias.c (update_alias_info): Likewise.
7194 (merge_smts_into): Likewise.
7196 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7199 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7200 * c-opts.c (c_common_handle_option): Wall enables
7201 Wvolatile-register-var.
7202 * common.opt: Move Wvolatile-register-var to...
7205 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7207 * common.opt (Wlarger-than=): New.
7208 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7210 * opts.c (common_handle_option): Handle -Wlarger-than=.
7211 * optc-gen.awk: Likewise.
7212 * opth-gen.awk: Likewise.
7213 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7214 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7216 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7218 * c-common.c (match_case_to_enum_1): Add appropriate
7219 OPT_W* parameter to warning.
7220 (c_do_switch_warnings): Likewise.
7221 * c-typeck.c (warning_init): Add one more parameter following
7223 (push_init_level): Update call to warning_init.
7224 (pop_init_level): Likewise.
7225 (add_pending_init): Likewise.
7226 (output_init_element: Likewise.
7228 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7231 * toplev.c (toplev_main): If there are warnings or error, print
7232 errors for ignored options.
7233 * opts.c (ignored_options): New static variable.
7234 (postpone_unknown_option_error): New.
7235 (print_ignored_options): New.
7236 (handle_option): Postpone errors for unknown -Wno-* options.
7237 * opts.h (print_ignored_options): Declare.
7239 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7241 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7244 2008-02-25 Richard Guenther <rguenther@suse.de>
7247 2008-02-25 Richard Guenther <rguenther@suse.de>
7249 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7250 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7251 (lookup_decl_from_uid): Declare.
7252 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7253 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7254 (decl_for_uid_map): New global hashtable mapping DECL_UID
7256 (init_ttree): Allocate it.
7257 (insert_decl_to_uid_decl_map): New helper function.
7258 (make_node_stat): Insert new decls into the map.
7259 (copy_node_stat): Likewise.
7260 (lookup_decl_from_uid): New function.
7261 (print_decl_for_uid_map_statistics): New helper.
7262 (dump_tree_statistics): Call it.
7264 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7265 (referenced_var_iterator): Adjust.
7266 (FOR_EACH_REFERENCED_VAR): Adjust.
7267 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7268 (num_referenced_vars): Adjust.
7269 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7270 (first_referenced_var): Remove.
7271 (end_referenced_vars_p): Likewise.
7272 (next_referenced_var): Likewise.
7273 (referenced_var_iterator_set): New helper function.
7274 * tree-dfa.c (referenced_var_lookup): Adjust.
7275 (referenced_var_check_and_insert): Likewise.
7276 (remove_referenced_var): Likewise.
7277 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7278 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7279 (verify_call_clobbering): Likewise.
7280 (verify_memory_partitions): Likewise.
7281 (init_tree_ssa): Allocate bitmap instead of hashtable for
7283 (delete_tree_ssa): Adjust.
7284 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7285 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7286 (compute_tag_properties): Likewise.
7287 (set_initial_properties): Likewise.
7288 (find_partition_for): Likewise.
7289 (update_reference_counts): Likewise.
7290 (dump_may_aliases_for): Likewise.
7291 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7292 (add_call_clobber_ops): Likewise.
7293 (add_call_read_ops): Likewise.
7294 (get_asm_expr_operands): Likewise.
7295 * tree-into-ssa.c (dump_decl_set): Likewise.
7296 (update_ssa): Likewise.
7297 * tree-sra.c (scan_function): Likewise.
7298 (decide_instantiations): Likewise.
7299 (scalarize_parms): Likewise.
7300 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7301 (dsa_named_for): Likewise.
7302 * tree-ssa-structalias.c (update_alias_info): Likewise.
7303 (merge_smts_into): Likewise.
7305 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7308 * doc/invoke.texi (-fcx-limited-range): Document new option.
7309 * toplev.c (process_options): Handle -fcx-fortran-rules.
7310 * common.opt: Add documentation for -fcx-fortran-rules.
7312 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7315 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7316 actual behaviour and C99.
7318 2008-02-26 Ben Elliston <bje@au.ibm.com>
7320 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7321 (ASM_CPU_POWER6_SPEC): Likewise.
7322 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7323 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7324 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7326 2008-02-25 Richard Guenther <rguenther@suse.de>
7328 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7329 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7330 (lookup_decl_from_uid): Declare.
7331 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7332 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7333 (decl_for_uid_map): New global hashtable mapping DECL_UID
7335 (init_ttree): Allocate it.
7336 (insert_decl_to_uid_decl_map): New helper function.
7337 (make_node_stat): Insert new decls into the map.
7338 (copy_node_stat): Likewise.
7339 (lookup_decl_from_uid): New function.
7340 (print_decl_for_uid_map_statistics): New helper.
7341 (dump_tree_statistics): Call it.
7343 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7344 (referenced_var_iterator): Adjust.
7345 (FOR_EACH_REFERENCED_VAR): Adjust.
7346 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7347 (num_referenced_vars): Adjust.
7348 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7349 (first_referenced_var): Remove.
7350 (end_referenced_vars_p): Likewise.
7351 (next_referenced_var): Likewise.
7352 (referenced_var_iterator_set): New helper function.
7353 * tree-dfa.c (referenced_var_lookup): Adjust.
7354 (referenced_var_check_and_insert): Likewise.
7355 (remove_referenced_var): Likewise.
7356 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7357 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7358 (verify_call_clobbering): Likewise.
7359 (verify_memory_partitions): Likewise.
7360 (init_tree_ssa): Allocate bitmap instead of hashtable for
7362 (delete_tree_ssa): Adjust.
7363 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7364 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7365 (compute_tag_properties): Likewise.
7366 (set_initial_properties): Likewise.
7367 (find_partition_for): Likewise.
7368 (update_reference_counts): Likewise.
7369 (dump_may_aliases_for): Likewise.
7370 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7371 (add_call_clobber_ops): Likewise.
7372 (add_call_read_ops): Likewise.
7373 (get_asm_expr_operands): Likewise.
7374 * tree-into-ssa.c (dump_decl_set): Likewise.
7375 (update_ssa): Likewise.
7376 * tree-sra.c (scan_function): Likewise.
7377 (decide_instantiations): Likewise.
7378 (scalarize_parms): Likewise.
7379 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7380 (dsa_named_for): Likewise.
7381 * tree-ssa-structalias.c (update_alias_info): Likewise.
7382 (merge_smts_into): Likewise.
7384 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7387 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7388 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7389 * alias.h (nonoverlapping_memrefs_p): Likewise.
7391 2008-02-25 Jan Beulich <jbeulich@novell.com>
7393 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7394 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7395 __emultls_get_address, __emultls_register_common,
7396 __floatundi?f, and _Unwind_GetIPInfo.
7397 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7398 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7399 (gen_regparm_prefix): Likewise.
7400 (i386_nlm_encode_section_info): Sync with
7401 config/i386/winnt.c:i386_pe_encode_section_info().
7402 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7403 i386_nlm_mangle_decl_assembler_name): New.
7404 (netware_override_options): New.
7405 * config/i386/netware.h (netware_override_options): Declare.
7406 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7407 (i386_nlm_mangle_decl_assembler_name): Declare.
7408 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7410 2008-02-25 Ben Elliston <bje@au.ibm.com>
7413 * c-decl.c (grokdeclarator): Remove unused local variables
7414 `typedef_type' and `type_as_written'.
7416 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7417 unused local variable `has_hot_blocks'.
7418 (fix_crossing_conditional_branches): Remove unused local variable
7421 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7424 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7425 using DEF_C99_BUILTIN.
7426 (BUILT_IN_NANF): Ditto.
7427 (BUILT_IN_NANL): Ditto.
7429 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7430 Revital Eres <eres@il.ibm.com>
7432 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7433 regarding the order of two dependent insns in the same row.
7435 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7437 * stor-layout.c (layout_decl): Do not bump the alignment of a
7438 bit-field to more than byte alignment if it is packed.
7440 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7442 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7445 2008-02-24 Diego Novillo <dnovillo@google.com>
7447 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7450 * tree-vrp.c (vrp_evaluate_conditional): With
7451 -Wtype-limits, emit a warning when comparing against a
7452 constant outside the natural range of OP0's type.
7453 * c.opt (Wtype-limits): Move ...
7454 * common.opt (Wtype-limits): ... here.
7456 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7458 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7459 * config/rs6000/e300c2c3.md: New file.
7460 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7462 (rs6000_override_options): Add e300c2 and e300c3 cases to
7463 processor_target_table. Do not allow usage of Altivec or Spe
7464 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7465 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7466 * config/rs6000/rs6000.h (processor_type): Add
7467 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7468 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7469 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7470 and ppce300c3. Include e300c2c3.md.
7472 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7474 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7475 instead of TARGET_STRICT_ALIGN.
7477 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7479 * explow.c (memory_address): Assert that the generated address is
7482 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7485 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7486 * config/darwin-ppc-ldouble-patch.def: New file.
7487 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7488 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7489 SUBTARGET_INIT_BUILTINS if defined.
7490 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7493 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7496 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7497 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7499 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7502 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7503 file" warning condtional on -Winvalid-PCH.
7505 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7507 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
7509 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
7513 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
7514 prevent reload from using MMX registers.
7515 (*mov<mode>_internal): Ditto.
7516 (*movv2sf_internal_rex64): Ditto.
7517 (*movv2sf_internal): Ditto.
7519 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7521 PR documentation/31569
7522 * doc/install.texi2html: Use makeinfo --no-number-sections.
7524 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7526 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
7527 ensure that we can address an entire entity > 8 bytes. Don't
7528 generate reg+reg addressing for such data.
7530 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7532 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
7533 strings when optimizing for size, unless the target cares about
7536 2008-02-22 Tom Tromey <tromey@redhat.com>
7538 * regclass.c (current_pass): Remove declaration.
7540 2008-02-22 Anatoly Sokolov <aesok@post.ru>
7542 * config/avr/libgcc.S (__RAMPZ__): Define.
7543 (__do_copy_data): Add for devices with 128KB code memory.
7545 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7547 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7549 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7551 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7553 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7556 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7559 * c-typeck.c (build_binary_op): Warn about floating point
7560 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7562 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7565 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7566 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7568 (rs6000_override_options): Set altivec_abi as default, not override,
7569 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7570 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7571 is used; use new member spe_abi.
7572 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7573 spe_abi and altivec_abi.
7575 2008-02-22 Tomas Bily <tbily@suse.cz>
7577 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7579 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7582 * config.build (build_file_translate): Set to `CMD //c' only if
7584 * Makefile.in (build_file_translate): Improve comment.
7586 2008-02-21 Jan Hubicka <jh@suse.cz>
7588 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7589 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7590 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7592 2008-02-21 Michael Matz <matz@suse.de>
7595 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7597 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7599 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7600 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7602 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7603 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7604 SSE_VEC_FLOAT_MODE_P as insn constraint.
7605 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7606 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7607 sse4a_movntdf using MODEF mode iterator.
7608 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7609 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7610 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7611 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7612 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7613 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7614 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7616 2008-02-21 Richard Guenther <rguenther@suse.de>
7618 * tree.def (PAREN_EXPR): New tree code.
7619 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7621 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7622 * expr.c (expand_expr_real_1): Likewise.
7623 * tree-inline.c (estimate_num_insns_1): Likewise.
7624 * tree-complex.c (expand_complex_move): Likewise.
7625 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7628 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7631 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7633 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7636 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7638 * config/sh/sh.c (find_barrier): Don't go past
7639 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7641 2008-02-20 DJ Delorie <dj@redhat.com>
7643 * config/h8300/h8300.md (insv): Force source operand to be a register.
7645 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7646 as a jump, not as a plain insn.
7648 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7650 * doc/invoke.texi (Warning Options): Add new option
7651 -Wframe-larger-than=.
7652 (-Wframe-larger-than): Document.
7654 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7655 Add declarations for new option variables.
7657 * final.c (final_start_function): Check the frame size
7658 before emission and issue a Wframe-larger-than warning.
7660 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7661 Add definitions for new option variables.
7662 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7664 * common.opt (Wframe-larger-than=): New option.
7666 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7668 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7669 (<sse>_div<mode>3): Ditto.
7670 (<sse>_vmdiv<mode>3): Ditto.
7671 (<sse>_vmsqrt<mode>2): Ditto.
7672 (*smax<mode>3): Ditto.
7673 (sse5_frcz<mode>2): Ditto.
7674 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7677 2008-02-20 Richard Guenther <rguenther@suse.de>
7680 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7681 be happy with INTEGRAL_TYPE_P.
7683 2008-02-20 Richard Guenther <rguenther@suse.de>
7685 * fold-const.c (split_tree): Associate floatig-point expressions
7686 if flag_associative_math is set.
7688 2008-02-20 Richard Guenther <rguenther@suse.de>
7690 * tree.h (fold_real_zero_addition_p): Declare.
7691 * fold-const.c (fold_real_zero_addition_p): Export.
7692 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7693 floating-point operations with zero and one.
7695 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7697 * doc/install.texi: Correct references to CFLAGS, replacing them
7698 with BOOT_CFLAGS. Document flags used during bootstrap for
7701 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7703 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7704 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7705 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7707 (smin<mode>3): Ditto from similar patterns.
7708 (smax<mode>3): Ditto.
7709 (*ieee_smin<mode>3): Ditto.
7710 (*ieee_smax<mode>3): Ditto.
7711 * config/i386/sse.md (sse): New mode attribute.
7712 (mov<mode>): Macroize expander from movv4sf and movv2df using
7713 SSEMODEF2P mode iterator.
7714 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7715 SSE_VEC_FLOAT_MODE_P as insn constraint.
7716 (storent<mode>): Ditto.
7717 (storent<mode>): Macroize expander from storentsf and storentdf using
7718 MODEF mode iterator.
7719 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7720 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7721 (abs<mode>2): Ditto from similar patterns.
7722 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7723 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7724 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7725 (<sse>_vmsqrt<mode>2): Ditto.
7726 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7727 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7728 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7729 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7730 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7731 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7732 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7734 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7735 iterator and SSE_FLOAT_MODE_P as insn constraint.
7736 (<sse>_ucomi): Ditto from similar patterns.
7737 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7738 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7739 SSE_VEC_FLOAT_MODE_P as insn constraint.
7740 (vcond<mode>): Ditto from similar patterns.
7741 (and<mode>3, *and<mode>3): Ditto.
7742 (<sse>_nand<mode>3): Ditto.
7743 (ior<mode>3, *ior<mode>3): Ditto.
7744 (xor<mode>3, *xor<mode>3): Ditto.
7745 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7746 iterator and SSE_FLOAT_MODE_P as insn constraint.
7747 (*nand<mode>3): Ditto from similar patterns.
7748 (*ior<mode>3): Ditto.
7749 (*xor<mode>3): Ditto.
7751 2008-02-20 Ira Rosen <irar@il.ibm.com>
7753 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7754 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7755 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7757 2008-02-19 Jan Hubicka <jh@suse.cz>
7759 * predict.c (tree_bb_level_predictions): Remove variable next
7760 mistakely introduced by previous commit.
7762 2008-02-19 Jan Hubicka <jh@suse.cz>
7764 * predict.c (predict_paths_leading_to): Rewrite.
7765 (predict_paths_for_bb): New.
7766 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7768 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7771 * Makefile.in (build_file_translate): New.
7772 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7773 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7774 * configure.ac (build_file_translate): Substitute it.
7775 * configure: Regenerate.
7777 2008-02-19 Jan Hubicka <jh@suse.cz>
7779 PR rtl-optimization/34408
7780 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7783 2008-02-19 Jan Hubicka <jh@suse.cz>
7786 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7789 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7792 * config/i386/i386-modes.def: Revert the last DI alignment
7793 change until Ada people can look into it.
7795 2008-02-19 Nick Clifton <nickc@redhat.com>
7797 * opts.c (print_specific_help): Fix typo in --help text.
7799 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7802 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7803 32-bit inline asm without asm alternatives for host GCC < 3.0.
7805 2008-02-19 Richard Guenther <rguenther@suse.de>
7807 PR tree-optimization/34989
7808 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7809 Allow propagation to INDIRECT_REF if we can simplify only.
7811 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7813 * c-common.c (warn_for_collisions_1): Use appropriate option when
7816 2008-02-19 Nick Clifton <nickc@redhat.com>
7819 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7820 (handle_options): Fix indentation.
7821 (print_filtered_help): If no language-specific options were
7822 displayed tell the user how to list all the options supported by
7823 the language's front-end.
7824 (print_specific_help): Fix indentation and remove duplicate line.
7825 (common_handle_option): Handle the -v option.
7826 For --help enable the display of undocumented options if the -v
7827 switch has been included on the command line.
7828 For --help= check for overlaps in the arguments between the option
7829 classes and the language names and issue a warning when they
7830 cannot be disambiguated.
7831 * c.opt (v): Pass on to the common option handler.
7833 2008-02-19 Revital Eres <eres@il.ibm.com>
7835 * modulo-sched.c (sms_schedule): Change dump message when
7836 create_ddg function fails.
7837 (try_scheduling_node_in_cycle): Rename row to cycle.
7838 (print_partial_schedule): Rename CYCLE to ROW.
7840 2008-02-19 Christian Bruel <christian.bruel@st.com>
7841 Zdenek Dvorak <ook@ucw.cz>
7843 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7845 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7848 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7849 (*x86_movdicc_0_m1_se): Ditto.
7851 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7853 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7854 (CMPtype): Define as __gcc_CMPtype.
7855 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7856 (CMPtype): Define as __gcc_CMPtype.
7858 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7860 Support valgrind 3.3 for --enable-checking=valgrind.
7861 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7863 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7864 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7865 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7866 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7867 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7868 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7869 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7871 * ggc-zone.c: Similar.
7872 * ggc-page.c: Similar.
7874 2008-02-19 Paul Brook <paul@codesourcery.com>
7877 * config/arm/ieee754-df.S: Fix do_it typo.
7878 * config/arm/ieee754-sf.S: Fix do_it typo.
7880 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7883 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7884 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7885 (OPTION_MASK_ISA_SSE_SET): Likewise.
7886 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7887 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7888 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7889 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7890 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7891 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7892 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7893 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7894 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7895 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7896 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7897 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7898 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7899 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7900 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7901 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7902 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7903 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7904 (OPTION_MASK_ISA_SSE4): Removed.
7905 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7906 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7907 (override_options): Don't turn on implied SSE/MMX bits in
7910 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7912 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7915 2008-02-18 Joey Ye <joey.ye@intel.com>
7918 * tree-nested.c (insert_field_into_struct): Set type alignment
7919 to field alignment if the former is less than the latter.
7921 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7923 * BASE-VER: Set to 4.4.0.
7925 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7927 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7928 * doc/cfg.texi: Likewise.
7929 * doc/extend.texi: Likewise.
7930 * doc/gty.texi: Likewise.
7931 * doc/invoke.texi: Likewise.
7932 * doc/loop.texi: Likewise.
7933 * doc/md.texi: Likewise.
7934 * doc/passes.texi: Likewise.
7935 * doc/rtl.texi: Likewise.
7936 * doc/sourcebuild.texi: Likewise.
7937 * doc/tm.texi: Likewise.
7938 * doc/tree-ssa.texi: Likewise.
7940 2008-02-17 Richard Guenther <rguenther@suse.de>
7943 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7944 without default definition.
7946 2008-02-17 Richard Guenther <rguenther@suse.de>
7948 PR tree-optimization/35231
7949 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7952 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7955 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7956 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7957 libgcc_cmp_return mode.
7959 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7962 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7964 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7966 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7969 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7971 * doc/c-tree.texi: Use `@.' where appropriate.
7972 * doc/extend.texi: Likewise.
7973 * doc/install.texi: Likewise.
7974 * doc/invoke.texi: Likewise.
7975 * doc/loop.texi: Likewise.
7976 * doc/makefile.texi: Likewise.
7977 * doc/md.texi: Likewise.
7978 * doc/passes.texi: Likewise.
7979 * doc/standards.texi: Likewise.
7980 * doc/tm.texi: Likewise.
7982 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7985 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7987 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7988 rather than in entry_bb.
7990 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7992 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7993 libgcc_cmp_return mode.
7995 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7998 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7999 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
8001 2008-02-15 Richard Guenther <rguenther@suse.de>
8002 Zdenek Dvorak <ook@ucw.cz>
8004 PR tree-optimization/35164
8005 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
8006 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
8007 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8008 Only propagate addresses which do not have abnormal SSA_NAMEs
8011 2008-02-15 Joseph Myers <joseph@codesourcery.com>
8014 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
8016 2008-02-15 Jan Hubicka <jh@suse.cz>
8019 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
8021 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8024 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
8025 when calculating alignment_pad.
8027 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8029 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
8030 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
8031 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
8032 and STACK_BOUNDARY define.
8034 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
8036 PR preprocessor/35061
8037 * c-pragma.c (handle_pragma_pop_macro): Check that
8038 pushed_macro_table has been allocated.
8040 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
8043 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
8044 (force_gimple_operand): Likewise.
8045 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8046 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8047 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8048 (find_interesting_uses_address): Check addressability and alignment
8049 of the base expression only after substituting bases of IVs into it.
8051 2008-02-14 Michael Matz <matz@suse.de>
8054 * function.c (instantiate_virtual_regs_in_insn): Reload address
8055 before falling back to reloading the whole operand.
8057 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8059 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8060 before the first section switch note.
8062 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8064 * doc/bugreport.texi: Update copyright years.
8065 * doc/c-tree.texi: Likewise.
8066 * doc/cfg.texi: Likewise.
8067 * doc/cpp.texi: Likewise.
8068 * doc/cppinternals.texi: Likewise.
8069 * doc/fragments.texi: Likewise.
8070 * doc/frontends.texi: Likewise.
8071 * doc/gcc.texi: Likewise.
8072 * doc/gty.texi: Likewise.
8073 * doc/hostconfig.texi: Likewise.
8074 * doc/implement-c.texi: Likewise.
8075 * doc/libgcc.texi: Likewise.
8076 * doc/loop.texi: Likewise.
8077 * doc/makefile.texi: Likewise.
8078 * doc/options.texi: Likewise.
8079 * doc/passes.texi: Likewise.
8080 * doc/rtl.texi: Likewise.
8081 * doc/sourcebuild.texi: Likewise.
8082 * doc/standards.texi: Likewise.
8083 * doc/tree-ssa.texi: Likewise.
8084 * doc/trouble.texi: Likewise.
8086 * doc/extend.texi: Use @: or add comma where appropriate.
8087 * doc/invoke.texi: Likewise.
8088 * doc/tm.texi: Likewise.
8090 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8093 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8096 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8098 * doc/md.texi (clz, ctz): Add reference.
8099 * doc/rtl.texi (clz, ctz): Likewise.
8101 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8104 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8107 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8109 * config/s390/s390.c (struct constant_pool): New field
8110 emit_pool_after added.
8111 (s390_mainpool_start): Set the emit_pool_after flag according
8112 to the section switch notes.
8113 (s390_mainpool_finish): Consider emit_pool_after when emitting
8114 the literal pool at the end of the function.
8115 (s390_chunkify_start): Force literal pool splits at section
8118 2008-02-13 Michael Matz <matz@suse.de>
8121 * var-tracking.c (clobber_variable_part): Correctly traverse the
8124 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8127 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8128 Add -fdump-ipa-inline.
8129 * tree-dump.c (dump_files): Remove tree-inlined dump.
8130 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8132 2008-02-12 Richard Guenther <rguenther@suse.de>
8134 PR tree-optimization/35171
8135 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8138 2008-02-12 Richard Guenther <rguenther@suse.de>
8141 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8142 value-preserving mode. Disallow final truncation.
8144 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8147 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8148 code from here to...
8149 (force_gimple_operand): ...here.
8151 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8154 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8155 non-compatible pointers.
8156 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8157 different FIELD_DECLs, try harder by comparing field offsets, sizes
8161 * function.c (match_asm_constraints_1): Don't replace the same input
8164 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8166 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8167 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8168 (expand_epilogue): Restore RAMPZ register.
8169 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8171 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8173 * config/i386/cygwin.asm: (__alloca): Correct calling
8174 convention and alignment.
8175 (__chkstk): Force 8 byte stack alignment.
8177 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8178 Richard Guenther <rguenther@suse.de>
8180 PR tree-optimization/33992
8181 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8182 the zero we compare against.
8184 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8187 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8188 to CloseHandle after unlocking to prevent accumulation of handle
8191 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8194 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8195 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8196 and update LABEL_NUSES during and after reload.
8198 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8201 * combine.c (simplify_if_then_else): Make sure the comparison is
8202 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8204 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8207 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8208 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8209 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8210 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8211 * tree.h (get_type_static_bounds): Likewise.
8213 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8215 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8216 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8217 Make -Wfoo language annotations match what the compiler outputs.
8219 2008-02-08 Sa Liu <saliu@de.ibm.com>
8221 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8222 intrinsics spu_convts, spu_convtu, spu_convtf.
8224 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8226 * doc/extend.texi (Function Attributes) <noinline>: Mention
8227 asm ("") as method to keep calls.
8229 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8232 * doc/options.texi (Options): Replace references to opts.sh with
8234 * opts-common.c: Likewise.
8235 * optc-gen.awk: Likewise.
8237 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8239 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8241 2008-02-07 Richard Henderson <rth@redhat.com>
8244 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8245 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8248 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8250 PR tree-optimization/35085
8251 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8252 for operand entry oe2 in addition to operand entry oe3 in order to
8253 expose more opportunities for vectorizer sum reduction.
8255 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8258 * Makefile.in (LIBS): Remove $(GMPLIBS).
8259 (cc1-dummy, cc1): Add $(GMPLIBS).
8261 2008-02-06 Jan Hubicka <jh@suse.cz>
8264 * i386.md (moddf_integer): Do not produce partial memory stalls for
8265 targets where it hurts.
8267 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8270 * optabs.c (expand_float): Do not check for decimal modes when
8271 expanding unsigned integer through signed conversion.
8273 2008-02-06 Nick Clifton <nickc@redhat.com>
8275 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8276 inside the clobber with a match_operand and duplicated operand
8277 number in the constraint.
8278 (ineqbranchsi): Delete redundant comment.
8280 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8282 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8283 builtin_define ("__USE_INIT_FINI__").
8284 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8286 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8288 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8290 PR documentation/30330
8291 * doc/invoke.texi (C++ Dialect Options)
8292 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8293 For each warning option -Wfoo that allows -Wno-foo, ensure both
8294 -Wfoo and -Wno-foo are listed in the option index. Fix index
8295 entry of -Wswitch-default, index -Wnormalized= including the
8296 `=', and -Wlarger-than-@var{len} including @var{len}.
8298 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8300 * config/i386/i386.md (floatunssisf2): Use
8301 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8302 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8303 Macroize expander using MODEF mode iterator.
8305 2008-02-05 Diego Novillo <dnovillo@google.com>
8307 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8310 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8312 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8315 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8317 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8320 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8321 to indicate if a message should be generated.
8322 (init_cumulative_args): Updated.
8323 (function_value_32): Likewise.
8325 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8327 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8329 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8332 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8333 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8335 2008-02-04 Diego Novillo <dnovillo@google.com>
8337 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8340 * tree-vrp.c (vrp_evaluate_conditional): With
8341 -Wtype-limits, emit a warning when comparing against a
8342 constant outside the natural range of OP0's type.
8344 2008-02-04 Richard Guenther <rguenther@suse.de>
8347 * expr.c (count_type_elements): Give for unions instead of
8350 2008-02-04 Richard Guenther <rguenther@suse.de>
8353 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8354 to TYPE_DOMAINs base type instead of using bitsizetype here.
8356 2008-02-03 Jason Merrill <jason@redhat.com>
8358 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8360 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8363 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8364 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8365 (RS/6000 and PowerPC Options): Fix typos and markup.
8366 * doc/passes.texi (Tree-SSA passes): Likewise.
8368 2008-02-02 Michael Matz <matz@suse.de>
8371 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8372 from record_last_reg_set_info.
8373 (record_last_reg_set_info): Take an RTX argument, iterate over all
8374 constituent hardregs.
8375 (record_last_set_info, record_opr_changes): Change calls to
8376 new signature or to record_last_reg_set_info_regno.
8378 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8380 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8382 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8384 PR rtl-optimization/34773
8385 * reg-notes.def (EQUAL): Mention significance of combination of
8386 REG_EQUAL and REG_RETVAL.
8387 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8388 insn that has a REG_RETVAL.
8390 2008-02-01 Roger Sayle <roger@eyesopen.com>
8393 * configure.ac (--enable-fixed-point): Disable unless explicitly
8395 * configure: Regenerate.
8397 2008-02-01 Richard Guenther <rguenther@suse.de>
8400 * invoke.texi (-finline-limit): Remove no longer true parts
8401 of the documentation. Note that there is no default value.
8403 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8404 Mark Mitchell <mark@codesourcery.com>
8405 Ben Elliston <bje@au.ibm.com>
8408 * doc/extend.texi (Other Builtins): Document.
8410 2008-01-31 Tom Browder <tom.browder@gmail.com>
8412 * doc/c-tree.texi (Types): Fix grammar.
8413 (Expression trees): Ditto.
8414 * doc/passes.texi (Tree-SSA passes): Ditto.
8416 * doc/configterms.texi (Configure Terms): Fix typo.
8417 * doc/cpp.texi (Common Predefined Macros): Ditto.
8418 * doc/md.texi (Machine Constraints): Ditto.
8420 * doc/makefile.texi (Makefile): Add comma.
8422 2008-01-31 Tom Browder <tom.browder@gmail.com>
8423 Gerald Pfeifer <gerald@pfeifer.com>
8425 * doc/sourcebuild.texi (Front End): Remove references to CVS
8426 and CVSROOT/modules.
8427 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8428 (Back End): Remove reference to CVS.
8430 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8433 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8435 (mips16_gp_pseudo_reg): ...here.
8436 * config/mips/mips.md (load_const_gp): Replace with...
8437 (load_const_gp_<mode>): ...this :P-based insn.
8439 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8441 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8442 options. Minor fixes.
8443 (-std): Move reference to standards closer to where language
8444 standards are first mentioned.
8446 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8448 PR rtl-optimization/34995
8449 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8450 parameter and return a bool. If the rtx parameter is nonnull,
8451 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8452 (find_reloads): Update call accordingly. Pass the new operand
8453 if it needed no address reloads, otherwise pass null.
8455 2008-01-30 Richard Henderson <rth@redhat.com>
8458 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8459 for unbounded arrays.
8461 2008-01-30 Silvius Rus <rus@google.com>
8463 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8465 2008-01-30 Jan Hubicka <jh@suse.cz>
8468 * i386.c (init_cumulative_args): Use real function declaration when
8471 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8473 PR rtl-optimization/34998
8474 * global.c (build_insn_chain): Treat non-subreg_lowpart
8475 SUBREGs of pseudos as clobbering all the words covered by the
8476 SUBREG, not just all the bytes.
8477 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8478 original df_ref rather than an extract parameter.
8479 (global_conflicts): Update call accordingly.
8481 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8483 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8484 the overflow check to make it easier to read.
8485 (__fixtfdi): Change the type of the ll member in union
8486 long_double to UDItype_x.
8488 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8491 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8492 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8493 * tree-inline.c (fold_marked_statements): Call
8494 cgraph_update_edges_for_call_stmt if folding a call statement.
8495 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8496 debug_generic_stmt calls, reset it back afterwards.
8499 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8501 * c-typeck.c (build_external_ref): Don't pedwarn about
8502 static vars in current function's scope.
8504 2008-01-29 Joseph Myers <joseph@codesourcery.com>
8506 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
8508 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
8511 * ipa-struct-reorg.c: Fix spelling.
8512 * params.def: Ditto.
8514 2008-01-29 Richard Guenther <rguenther@suse.de>
8517 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
8519 * tree-inline.c (remap_type): Increment remapping_type_depth
8520 around remapping types.
8521 (copy_body_r): Only add referenced variables if they are referenced
8522 from code, not types.
8524 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
8535 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
8536 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
8538 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
8541 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
8542 pointer for tiny stack.
8544 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8546 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8548 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8550 * config/vx-common.h: Fix typo in comment.
8552 2008-01-28 Ian Lance Taylor <iant@google.com>
8556 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8557 coalesce pointers if they have different DECL_NO_TBAA_P values.
8558 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8559 between variables with different DECL_NO_TBAA_P values.
8561 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8564 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8565 are not legitimate small data references on SPE targets.
8567 2008-01-28 David Daney <ddaney@avtrex.com>
8569 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8571 2008-01-28 David Daney <ddaney@avtrex.com>
8573 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8575 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8577 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8578 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8579 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8580 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8581 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8582 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8583 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8584 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8586 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8588 * basic-block.h (condjump_equiv_p): Fix comment.
8590 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8592 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8593 print_generic_stmt_indented): Fix comment.
8595 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8597 * configure.ac (__stack_chk_fail): Add detecion for availability
8598 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8599 * configure: Regenerate.
8601 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8604 * final.c (output_addr_const): Handle TRUNCATE.
8606 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8609 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8610 (zero_cost, infinite_cost): New constants.
8611 (struct cost_pair): Change type of cost to comp_cost.
8612 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8613 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8615 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8616 split_address_cost, ptr_difference_cost, difference_cost,
8617 get_computation_cost_at, get_computation_cost,
8618 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8619 determine_use_iv_cost_condition, determine_use_iv_costs,
8620 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8621 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8622 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8623 Change type of cost to comp_cost.
8624 (determine_iv_cost): Increase cost of non-original ivs, instead
8625 of decreasing the cost of original ones.
8626 (get_address_cost): Indicate the complexity of the addressing mode
8628 (try_add_cand_for): Prefer using ivs not specific to some object.
8629 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8631 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8632 Janis Johnson <janis187@us.ibm.com>
8635 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8636 (TARGET_INSTANTIATE_DECLS): Likewise.
8637 * target.h (expand_to_rtl_hook): New target hook.
8638 (instantiate_decls): Likewise.
8639 * function.c (instantiate_decl): Make non-static. Rename to...
8640 (instantiate_decl_rtl): ... this.
8641 (instantiate_expr): Use instantiate_decl_rtl.
8642 (instantiate_decls_1): Likewise.
8643 (instantiate_decls): Likewise.
8644 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8645 * function.h (instantiate_decl_rtl): Add prototype.
8646 * cfgexpand.c (target.h): New include.
8647 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8648 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8649 (TARGET_INSTANTIATE_DECLS): Likewise.
8650 (TARGET_INITIALIZER): New target hooks added.
8651 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8653 * config/rs6000/rs6000.c (tree-flow.h): New include.
8654 (machine_function): Add sdmode_stack_slot field.
8655 (rs6000_alloc_sdmode_stack_slot): New function.
8656 (rs6000_instantiate_decls): Likewise.
8657 (rs6000_secondary_memory_needed_rtx): Likewise.
8658 (rs6000_check_sdmode): Likewise.
8659 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8660 (TARGET_INSTANTIATE_DECLS): Likewise.
8661 (rs6000_hard_regno_mode_ok): Allow SDmode.
8662 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8663 (rs6000_emit_move): Handle SDmode.
8664 (function_arg_advance): Likewise.
8665 (function_arg): Likewise.
8666 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8667 SDmode var args for 32-bit compiles.
8668 (rs6000_secondary_reload_class): Handle SDmode.
8669 (rs6000_output_function_epilogue): Likewise.
8670 (rs6000_function_value): Simplify if statement.
8671 (rs6000_libcall_value): Likewise.
8672 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8673 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8674 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8675 (movsd_hardfloat): New define_insn.
8676 (movsd_softfloat): Likewise.
8677 (movsd_store): Likewise.
8678 (movsd_load): Likewise.
8679 (extendsddd2): Likewise.
8680 (extendsdtd2): Likewise.
8681 (truncddsd2): Likewise.
8682 (movdd_hardfloat64): Fixup comment.
8683 (UNSPEC_MOVSD_LOAD): New constant.
8684 (UNSPEC_MOVSD_STORE): Likewise.
8686 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8689 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8691 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8692 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8693 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8696 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8699 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8700 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8701 __LONGDOUBLE128 too.
8702 * config/rs6000/aix61.h: New file.
8704 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8706 PR rtl-optimization/34959
8707 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8708 popcount and parity rtxes the same mode as their operand.
8709 Truncate or extend the result to the return value's mode
8712 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8715 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8716 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8717 to GOT_VERSION_REGNUM.
8718 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8719 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8720 * config/mips/mips.c (mips_emit_call_insn): New function.
8721 (mips_call_tls_get_addr): Call mips_expand_call directly.
8722 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8724 (mips16_build_call_stub): Likewise. Return the call insn or null.
8725 (mips_expand_call): Update the call to mips16_build_call_stub
8726 accordingly and a remove redundant condition. Assert that MIPS16
8727 stubs do not use lazy binding. Use mips_emit_call_insn and return
8729 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8731 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8732 (mips_avoid_hazard): Remove hazard_set handling.
8733 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8734 (UNSPEC_RESTORE_GP): ...this.
8735 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8736 (FAKE_CALL_REGNO): Rename to...
8737 (GOT_VERSION_REGNUM): ...this.
8738 (type): Add "ghost" value. Add an associated insn reservation.
8739 (hazard_set): Remove.
8740 (exception_receiver): Rename to...
8741 (restore_gp): ...this and update the unspec identifier accordingly.
8742 (exception_receiver, nonlocal_got_receiver): New expanders.
8743 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8744 FAKE_CALL_REGNO. Remove hazard_set attribute.
8745 (set_got_version, update_got_version): New patterns.
8747 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8750 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8752 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8755 * doc/install.texi2html: Generate gcc-vers.texi.
8757 2008-01-25 DJ Delorie <dj@redhat.com>
8759 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8761 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8763 * config/c4x: Remove directory.
8764 * config.gcc (crx-*, mt-*): Mark obsolete.
8765 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8766 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8767 sh-*-rtemscoff*): Remove cases.
8768 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8769 * real.c (encode_c4x_single, decode_c4x_single,
8770 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8771 c4x_extended_format): Remove.
8772 * real.h (c4x_single_format, c4x_extended_format): Remove.
8773 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8775 (Pragmas): Remove comment about c4x pragmas.
8776 * doc/install.texi (c4x): Remove target-specific instructions.
8777 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8778 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8779 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8780 refer to C4x source files as examples.
8781 (C4X_FLOAT_FORMAT): Remove documentation.
8783 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8785 * config/bfin/bfin.c (override_options): Reorder tests so that
8786 flag_pic gets enabled for -msep-data.
8788 2008-01-25 Richard Guenther <rguenther@suse.de>
8791 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8792 to its bitfield precision if required.
8794 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8797 * tree-nested.c (walk_omp_for): New function.
8798 (convert_nonlocal_reference, convert_local_reference): Call
8799 walk_omp_for on OMP_FOR.
8800 (convert_call_expr): Call walk_body on OMP_FOR's
8801 OMP_FOR_PRE_INIT_BODY.
8803 2008-01-25 Richard Guenther <rguenther@suse.de>
8805 PR tree-optimization/34966
8806 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8807 default defs and PHI_NODEs we have to insert after the
8810 2008-01-24 Nick Clifton <nickc@redhat.com>
8812 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8813 Provide a default definition.
8814 (LIBGCC2_UNITS_PER_WORD): Likewise.
8816 * config/stormy16/stormy16.c: Include df.h for the prototype
8817 for df_regs_ever_live_p.
8818 (xstormy16_expand_builtin_va_start): Convert the stack offset
8819 into a component_ref and then use POINTER_PLUS_EXPR to add it
8820 to the incoming_virtual_args_rtx.
8821 (xstormy16_gimplify_va_arg_expr): Rename to
8822 xstormy16_gimplify_va_arg_expr.
8823 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8824 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8825 xstormy16_gimplify_va_arg_expr.
8826 Fix up some formatting issues.
8828 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8829 Move to predicates.md.
8830 (xs_hi_general_operand): Likewise.
8831 (xs_hi_nonmemory_operand): Likewise.
8832 * config/stormy16/predicates.md:
8833 (xstormy16_carry_plus_operand): New predicate.
8834 (xs_hi_general_operand): New predicate.
8835 (xs_hi_nonmemory_operand): New predicate.
8836 * config/stormy16/stormy16-protos.h:
8837 (xstormy16_carry_plus_operand): Delete prototype.
8838 (xs_hi_general_operand): Likewise.
8839 (xs_hi_nonmemory_operand): Likewise.
8841 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8842 modifiers as they are no longer needed and they can trigger
8843 reload spill failures.
8845 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8846 with a match_operand in order to help reload.
8848 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8849 constraint with 'e' for the 8th alternative as this version of
8850 the mov.w instruction only accepts the lower 8 registers.
8852 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8855 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8856 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8859 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8862 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8864 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8866 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8868 (remove_structure): Update allocations list before removing structure.
8870 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8872 * ipa-struct-reorg.c (is_safe_cond_expr,
8873 create_new_stmts_for_cond_expr): Use integer_zerop function,
8874 that recognize not only zero-pointer, but zero-integer too.
8876 2008-01-25 Ben Elliston <bje@au.ibm.com>
8879 * fixproto: Escape "." in sed expression that strips leading "./".
8881 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8884 * gcc.c (SWITCH_OK): Removed.
8885 (SWITCH_LIVE): Changed to bit.
8886 (SWITCH_FALSE): Likewise.
8887 (SWITCH_IGNORE): Likewise.
8888 (switchstr): Change live_cond to unsigned int.
8889 (process_command): Replace SWITCH_OK with 0.
8890 (do_self_spec): Likewise.
8891 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8892 (give_switch): Likewise.
8893 (used_arg): Likewise.
8894 (do_spec_1): Set the SWITCH_IGNORE bit.
8895 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8896 bits. Set the SWITCH_LIVE bit.
8898 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8900 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8902 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8904 PR tree-optimization/34472
8905 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8906 parameter to a "bool *" and set *DATA to false if there is
8907 an unsafe access. Do not delete the structure here.
8908 (check_cond_exprs): Delete it here instead.
8909 (check_cond_exprs, exclude_cold_structs): Do not increase
8910 I when removing a structure.
8912 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8915 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8916 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8918 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8921 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8922 a fixed vector for stack.
8924 2008-01-24 Ben Elliston <bje@au.ibm.com>
8927 * doc/gcc.texi (Software development): Add a direntry for g++.
8929 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8931 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8932 stale and straggling -fforce-addr comments above.
8934 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8936 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8937 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8939 2008-01-23 Michael Matz <matz@suse.de>
8942 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8945 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8947 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8950 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8952 * config/avr/avr.c (avr_current_arch): New variable.
8953 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8954 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8955 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8956 (avr_override_options): Init 'avr_current_arch'.
8957 (base_arch_s): Move from here...
8958 * config/avr/avr.h (base_arch_s): ... here. Add new members
8959 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8960 'mega' to 'have_jmp_call'.
8961 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8962 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8964 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8966 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8967 MULTILIB_MATCHES): (Ditto.).
8969 2008-01-23 Richard Guenther <rguenther@suse.de>
8972 * cgraphunit.c (cgraph_reset_node): Always mark the node
8973 not reachable if it is not queued already.
8975 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8977 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8978 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8979 (cputype_selected): New static variable.
8980 (bfin_handle_option): Set it if -mcpu is used.
8981 (override_option): Select default set of workarounds if no cpu type
8982 selected on the command line.
8983 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8985 From Michael Frysinger <michael.frysinger@analog.com>
8986 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8987 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8989 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8990 for bf547, bf523, bf524, and bf526.
8991 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8993 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8994 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8995 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8996 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8997 * doc/invoke.texi (Blackfin Options): Document that
8998 -mcpu now accept bf547, bf523, bf524, and bf526.
9000 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
9002 PR rtl-optimization/34628
9003 * combine.c (try_combine): Stop and undo after the first combination
9004 if an autoincrement side-effect on the first insn has effectively
9007 2008-01-22 David Edelsohn <edelsohn@gnu.org>
9010 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
9011 Offset addresses are not valid for Altivec or paired float modes.
9013 2008-01-22 Jakub Jelinek <jakub@redhat.com>
9016 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
9017 if DECL_INITIAL (decl) is error_mark_node.
9020 * c-common.c (handle_vector_size_attribute): Only allow
9021 integral, scalar float and fixed point types. Handle OFFSET_TYPE
9022 the same way as pointer, array etc. types.
9023 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
9026 * tree.c (build_type_attribute_qual_variant): Call
9027 build_qualified_type if attributes are equal, but quals are not.
9029 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9032 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
9033 * flags.h (warn_strict_aliasing): Remove.
9034 (warn_strict_overflow): Remove.
9035 * opts.c (warn_strict_aliasing): Remove.
9036 (warn_strict_overflow): Remove.
9037 * c-opts.c (c_common_handle_option): -Wall only sets
9038 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
9039 (c_common_post_options): Give default values to -Wstrict-aliasing
9040 and -Wstrict-overflow if they are uninitialized.
9041 * common.opt (Wstrict-aliasing): Specify Var and Init.
9042 (Wstrict-overflow): Likewise.
9044 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9046 PR rtl-optimization/26854
9047 PR rtl-optimization/34400
9048 PR rtl-optimization/34884
9049 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9051 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9052 (df_rd_bb_info.expanded_lr_out): Deleted
9053 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9054 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9055 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9056 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9057 Removed code to allocate, initialize or free expanded_lr_out.
9058 (df_rd_bb_local_compute_process_def): Restructured to make more
9060 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9061 sets if the sets are being trimmed.
9063 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9066 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9067 (as_vers): Likewise.
9068 * configure: Regenerated.
9070 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9073 * tree-pass.h (pass_build_alias): New pass.
9074 * tree-ssa-alias.c (gate_build_alias): New.
9075 (pass_build_alias): New.
9076 * passes.c (init_optimization_passes): Add pass_build_alias after
9077 pass_create_structure_vars.
9079 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9081 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9082 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9083 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9084 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9085 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9086 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9087 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9088 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9089 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9090 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9091 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9092 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9093 * config/s390/s390.md (FP_ALL): New mode iterator.
9094 (_d): New mode attribute.
9095 ("*signbit<mode>2>"): Changed mode of first operand.
9096 ("isinf<mode>2"): Changed mode of first operand.
9097 ("*TDC_insn"): Adaptation for DFP modes.
9099 2008-01-22 Ben Elliston <bje@au.ibm.com>
9101 * tree.c (check_qualified_type): Improve function description.
9103 2008-01-21 Jason Merrill <jason@redhat.com>
9106 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9107 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9110 2008-01-21 DJ Delorie <dj@redhat.com>
9112 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9115 2008-01-21 Richard Guenther <rguenther@suse.de>
9118 * tree-cfg.c (verify_expr): Allow all invariant expressions
9119 instead of just constant class ones as reference argument.
9120 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9121 like any other constant.
9122 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9124 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9126 * regmove.c (fixup_match_1): Update call crossed frequencies.
9128 2008-01-21 Richard Guenther <rguenther@suse.de>
9131 * tree-inline.c (setup_one_parameter): Deal with mismatched
9132 types using a VIEW_CONVERT_EXPR.
9134 2008-01-21 Alon Dayan <alond@il.ibm.com>
9135 Olga Golovanevsky <olga@il.ibm.com>
9137 PR tree-optimization/34701
9138 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9139 when the structure size is not a power of 2.
9141 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9143 * doc/install.texi: Add doc for --enable-checking=df.
9145 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9147 PR rtl-optimization/34808
9148 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9150 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9152 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9155 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9157 PR rtl-optimization/26854
9158 PR rtl-optimization/34400
9159 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9161 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9162 (df_rd_bb_info.expanded_lr_out): New.
9163 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9164 * loop_iv.c (iv_analysis_loop_init): Ditto.
9165 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9166 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9167 Added code to allocate, initialize or free expanded_lr_out.
9168 (df_rd_bb_local_compute_process_def): Restructured to make
9169 more understandable.
9170 (df_rd_confluence_n): Add code to do nothing with fake edges and
9171 code to no apply invalidate_by_call sets if the sets are being trimmed.
9172 (df_lr_local_finalize): Renamed to df_lr_finalize.
9173 (df_live_local_finalize): Renamed to df_live_finalize.
9175 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9178 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9179 deciding whether to use reciprocal instructions.
9181 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9183 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9184 dwarf2out_note_section_used if cold_text_section is NULL.
9186 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9188 PR gcov-profile/34610
9189 * tree-cfg.c (make_edges): Mark both outgoing edges from
9190 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9191 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9192 from OMP_FOR and OMP_CONTINUE outgoing edges.
9194 * tree-profile.c (tree_profiling): Return early if
9195 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9197 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9198 from cfun to child_cfun.
9199 * function.h (struct function): Add after_tree_profile bit.
9201 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9203 * config/avr/avr.S (_exit): Disable interrupt.
9205 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9206 Steven Bosscher <stevenb.gcc@gmail.com>
9208 PR rtl-optimization/26854
9209 PR rtl-optimization/34400
9210 * df-problems.c (df_live_scratch): New scratch bitmap.
9211 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9212 (df_live_reset): Clear the proper bitmaps.
9213 (df_live_bb_local_compute): Only process the artificial defs once
9214 since the order is not important.
9215 (df_live_init): Init the df_live sets only with the variables
9216 found live by df_lr.
9217 (df_live_transfer_function): Use the df_lr sets to prune the
9218 df_live sets as they are being computed.
9219 (df_live_free): Free df_live_scratch.
9221 2008-01-18 Ian Lance Taylor <iant@google.com>
9223 * common.opt: Add fmerge-debug-strings.
9224 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9225 flag_merge_debug_strings rather than flag_merge_constants.
9226 * doc/invoke.texi (Option Summary): Mention
9227 -fmerge-debug-strings.
9228 (Debugging Options): Document -fmerge-debug-strings.
9230 2008-01-18 Ian Lance Taylor <iant@google.com>
9233 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9234 (struct tree_function_decl): Add new field operator_new_flag.
9235 * tree-inline.c (expand_call_inline): When inlining a call to
9236 operator new, force the return value to go into a variable, and
9237 set DECL_NO_TBAA_P on that variable.
9238 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9240 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9243 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9244 DWARF2_DEBUGGING_INFO.
9245 (dwarf2out_note_section_used): Ditto. Add prototype.
9246 (have_multiple_function_sections, text_section_used,
9247 cold_text_section_used, *cold_text_sections): Move declarations
9250 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9252 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9253 field and add signal_ra.
9254 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9255 assignments to frame state pc. Move end of stack check after
9256 MD_FALLBACK_FRAME_STATE_FOR.
9257 (uw_update_context_1): Use frame state signal_regs if set, instead
9258 of checking signal_frame flag.
9259 (uw_update_context): Use frame state signal_ra if set.
9260 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9261 * config/xtensa/linux-unwind.h: New file.
9263 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9265 * modulo-sched.c (get_sched_window): Fix comment typo.
9267 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9269 PR tree-optimization/34648
9270 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9272 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9274 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9275 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9277 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9279 PR rtl-optimization/34400
9280 * df-core.c (df_worklist_dataflow_overeager,
9281 df_worklist_dataflow_doublequeue): New functions.
9282 (df_worklist_dataflow): Two different worklist solvers.
9283 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9286 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9289 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9290 and ftree-parallelize-loops.
9292 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9294 PR rtl-optimization/34826
9295 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9297 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9299 * global.c (find_reg): Mark the eh regs as used if necessary.
9300 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9301 * ra.h (struct allocno): no_eh_reg field added. Changed
9302 no_stack_reg type to bitfield.
9304 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9306 * tree.c (substitute_in_expr): Add missing 'break'.
9308 2008-01-17 Richard Guenther <rguenther@suse.de>
9310 PR tree-optimization/34825
9311 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9312 x / x as division to handle.
9314 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9316 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9317 "-pthread" is specified.
9318 * pa-hpux11.h (LIB_SPEC): Likewise.
9320 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9321 Peter Bergner <bergner@vnet.ibm.com>
9323 PR rtl-optimization/33796
9324 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9326 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9328 PR libgfortran/34699
9329 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9331 * pa-hpux10.h (LINK_SPEC): Likewise.
9332 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9334 2008-01-16 Richard Guenther <rguenther@suse.de>
9337 * fold-const.c (fold_convert_const_int_from_int): Do not
9338 set overflow if that occured only because of a sign extension
9339 change when converting from/to a sizetype with the same
9340 precision and signedness.
9342 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9345 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9346 location address to the correct place. Update copyright year.
9348 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9350 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9351 no dependences in the dependence_relations vector.
9353 2008-01-16 Jan Hubicka <jh@suse.cz>
9355 PR rtl-optimization/31396
9356 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9357 * cfg.c (dump_reg_info): Print it.
9358 * regs.h (struct reg_info_t): add freq_calls_crossed.
9359 (REG_FREQ_CALLS_CROSSED): New macro.
9360 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9361 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9362 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9363 regmove_optimize): Update call crossed frequencies.
9364 * local-alloc.c (struct qty): Add freq_calls_crossed.
9365 (alloc_qty): Copute freq_calls_crossed.
9366 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9367 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9368 * ra.h (struct allocno): Add freq_calls_crossed.
9370 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9372 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9373 libgomp when compiling with ftree-parallelize-loops.
9374 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9376 2008-01-16 Richard Guenther <rguenther@suse.de>
9378 PR tree-optimization/34769
9379 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9380 * tree.c (int_cst_value): Instead make this function more
9381 permissive in what it accepts as valid input. Document this
9382 function always sign-extends the value.
9384 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9385 Richard Guenther <rguenther@suse.de>
9388 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9389 (gimple_fold_indirect_ref_rhs): ... this.
9390 (gimple_fold_indirect_ref): New function with foldings
9391 that preserve lvalueness.
9392 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9393 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9394 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9395 to fold an INDIRECT_REF, fall back to the old use of
9396 fold_indirect_ref_1.
9398 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9400 * tree-data-ref.c (subscript_dependence_tester_1): Call
9401 free_conflict_function.
9402 (compute_self_dependence): Same.
9404 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9407 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9408 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9410 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9411 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9412 for DWARF2_UNWIND_INFO targets.
9414 2008-01-16 Richard Guenther <rguenther@suse.de>
9417 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9418 type qualifiers for function types.
9420 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9422 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9423 loop_iterator li from previous commit.
9425 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9427 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9429 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9431 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9432 (parallelize_loops): Don't parallelize irreducible components.
9434 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9437 * c-opts (c_common_post_options): Do not enable CPP
9438 flag_pedantic_errors by default.
9440 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9442 PR rtl-optimization/31944
9443 * cse.c (remove_pseudo_from_table): New function.
9444 (merge_equiv_classes): Use above function to remove pseudo-registers.
9445 (invalidate): Likewise.
9447 2008-01-13 Richard Guenther <rguenther@suse.de>
9450 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9451 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9453 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9455 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9456 validate_change to unshare the source of the PC set.
9458 2008-01-12 Jan Hubicka <jh@suse.cz>
9461 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9462 references above array bounds. This might trigger bounds checks for
9465 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9467 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9468 new_replaceable_dependencies.
9470 2008-01-12 Doug Kwan <dougkwan@google.com>
9472 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9473 instead of OPT_Wreturn_type in warning due to ignored return type
9475 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9476 options included in -Wextra.
9477 * c.opt: New option -Wignored_qualifiers.
9478 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9479 -Wignore_qualifiers.
9480 (-Wignored-qualifiers): Document.
9481 (-Wreturn-type): Remove description of functionality now handled
9482 by -Wignored-qualifiers.
9484 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9487 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9488 NOP_EXPR if it is between integral types with the same precision.
9490 2008-01-12 Jan Hubicka <jh@suse.cz>
9493 * invoke.texi (max-inline-recursive-depth): Fix default value.
9495 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9497 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9500 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9502 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9504 2008-01-11 James E. Wilson <wilson@specifix.com>
9507 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
9509 2008-01-11 Anatoly Sokolov <aesok@post.ru>
9511 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
9512 save/restore frame pointer register and don't use 'call-prologues'
9513 optimization in function with "OS_task" attribute.
9515 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
9518 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
9519 when copying to memory.
9521 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
9523 PR rtl-optimization/30905
9524 * cfgcleanup.c: Include dce.h
9525 (crossjumps_occured): New global variable.
9526 (try_crossjump_bb): Exit loop after finding a fallthru edge.
9527 If something changed, set crossjumps_occured to true.
9528 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
9529 Don't add/remove fake edges to exit here...
9530 (cleanup_cfg): ...but do it here, when crossjumping.
9531 Run a fast DCE when successful crossjumps occured in the latest
9532 iteration of try_optimize_cfg.
9534 2008-01-11 Richard Guenther <rguenther@suse.de>
9536 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
9537 (struct vn_unary_op_s): Likewise.
9538 (vn_reference_insert): Free old reference on hash collision.
9540 2008-01-10 Raksit Ashok <raksit@google.com>
9542 PR rtl-optimization/27971
9543 * combine.c (find_split_point): Split PLUS expressions which are
9544 inside a MEM rtx, and whose first operand is complex.
9546 2008-01-10 DJ Delorie <dj@redhat.com>
9548 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9549 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9550 (m32c_hard_regno_ok): Call the underlying function.
9552 2008-01-10 Richard Guenther <rguenther@suse.de>
9555 * tree-cfg.c (tree_merge_blocks): Do not go through the
9556 full-blown folding and stmt updating path if we just deal
9557 with virtual operands.
9558 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9559 test for abnormal SSA_NAMEs.
9561 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9564 * reload.c (push_reload): Add assertions. All constants from
9565 reg_equiv_constant should have been used for replacing the respective
9567 (find_reloads_address): Invoke find_reloads_address_part for
9568 constant taken from the reg_equiv_constant array.
9570 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9572 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9573 field (valnum) the first in the struct. Replace bools with
9576 2008-01-10 Richard Guenther <rguenther@suse.de>
9578 PR tree-optimization/34651
9579 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9580 types and ordering for masking and converting.
9582 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9584 PR tree-optimization/34017
9585 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9586 also for PHI_NODE expressions.
9588 2008-01-09 Jan Hubicka <jh@suse.cz>
9590 PR tree-optimization/34708
9591 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9592 based on number of case labels.
9593 (init_inline_once): Remove switch_cost.
9594 * tree-inline.h (eni_weights_d): Remove switch_cost.
9596 2008-01-09 Richard Guenther <rguenther@suse.de>
9597 Andrew Pinski <andrew_pinski@playstation.sony.com>
9600 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9601 temporary if an rvalue is ok or an lvalue is not required.
9603 2008-01-09 Richard Guenther <rguenther@suse.de>
9606 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9609 2008-01-09 Richard Guenther <rguenther@suse.de>
9612 * tree.c (host_integerp): Check for sizetype only if the
9613 type is an integer type.
9615 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9618 * opts.c (decode_options): Disable inlining of functions called
9619 once if not in unit-at-a-time mode.
9621 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9623 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9625 2008-01-08 Richard Guenther <rguenther@suse.de>
9628 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9629 out early if the result will be unused.
9631 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9636 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9637 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9640 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9642 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9643 for vectorization tuned.
9645 2008-01-08 Richard Guenther <rguenther@suse.de>
9647 PR tree-optimization/34683
9648 * tree-ssa-operands.c (operand_build_cmp): Export.
9649 * tree-ssa-operands.h (operand_build_cmp): Declare.
9650 * tree-vn.c (vuses_compare): Remove.
9651 (sort_vuses): Use operand_build_cmp.
9652 (sort_vuses_heap): Likewise.
9653 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9654 to re-use old VEC if available. Do not sort already sorted VUSEs.
9655 (vdefs_to_vec): Do not sort already sorted VDEFs.
9657 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9660 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9662 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9665 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9666 limitations of reciprocal sequences on x86 targets.
9668 2008-01-08 Richard Guenther <rguenther@suse.de>
9670 PR tree-optimization/34683
9671 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9673 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9676 * config/darwin.c (darwin_mergeable_string_section): Don't use
9677 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9679 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9682 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9683 negxf2. Macroize expander using X87MODEF mode iterator. Change
9684 predicates of op0 and op1 to register_operand.
9685 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9686 expander using X87MODEF mode iterator. Change predicates of
9687 op0 and op1 to register_operand.
9688 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9689 corresponding patterns and macroize using MODEF macro. Change
9690 predicates of op0 and op1 to register_operand and remove
9691 "m" constraint. Disparage "r" alternative with "!".
9692 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9693 macroize using X87MODEF macro. Change predicates of op0 and op1
9694 to register_operand and remove "m" constraint. Disparage "r"
9695 alternative with "!".
9696 (absneg splitter with memory operands): Remove.
9697 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9698 patterns and macroize using X87MODEF mode iterator.
9699 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9700 Change predicate of op1 to register_operand.
9701 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9702 for memory operands.
9704 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9706 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9708 2008-01-07 Richard Guenther <rguenther@suse.de>
9710 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9713 2008-01-07 Richard Guenther <rguenther@suse.de>
9715 PR tree-optimization/34683
9716 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9717 VOPs of the needed size to save memory. Use VEC_quick_push
9718 to save compile-time.
9719 (vdefs_to_vec): Likewise.
9721 2008-01-07 Sa Liu <saliu@de.ibm.com>
9723 * config/spu/spu.md (divdf3): Genetate inline code for double
9724 division. The implementation doesn't handle INF or NAN, therefore it
9725 only applies when -ffinite-math-only is given.
9727 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9730 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9731 * doc/cpp.texi ([Common Predefined Macros]): Document.
9733 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9735 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9736 order to use commutative addition instead of subtraction.
9738 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9739 Mircea Namolaru <namolaru@il.ibm.com>
9740 Vladimir Yanovsky <yanov@il.ibm.com>
9741 Revital Eres <eres@il.ibm.com>
9743 PR tree-optimization/34263
9744 * tree-outof-ssa.c (process_single_block_loop_latch,
9745 contains_tree_r): New functions.
9746 (analyze_edges_for_bb): Call process_single_block_loop_latch
9747 function to empty single-basic-block latch block if possible.
9749 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9751 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9753 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9755 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9757 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9759 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9761 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9763 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9765 PR tree-optimization/34618
9766 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9769 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9772 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9773 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9774 Update copyright year.
9776 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9777 Update copyright year.
9778 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9781 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9783 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9784 edge does not point to current bb before changing need_assert.
9786 2008-01-04 Richard Guenther <rguenther@suse.de>
9789 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9790 for verifying purposes if they are is_gimple_min_invariant.
9792 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9794 PR tree-optimization/34448
9795 PR tree-optimization/34465
9796 * gimplify.c (gimplify_init_constructor): Add new parameter
9797 notify_temp_creation. Use it.
9798 (gimplify_modify_expr_rhs): Take volatiles into account when
9799 optimizing constructors.
9800 Do not optimize constructors if gimplify_init_constructor will dump to
9802 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9803 * gcc.c-torture/compile/pr34448.c: New.
9805 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9807 PR gcov-profile/34609
9808 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9809 return_slot if result is TREE_ADDRESSABLE.
9811 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9813 * config/mips/mips.md (sqrt_condition): Tweak comment.
9814 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9816 2008-01-03 Tom Tromey <tromey@redhat.com>
9819 * c-common.c (c_type_hash): Handle VLAs.
9821 2008-01-03 Jan Hubicka <jh@suse.cz>
9823 PR tree-optimization/31081
9824 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9825 0 when inlining and not inlining to first basic block.
9826 (remap_decl): When var is initialized to 0, don't set default_def.
9827 (expand_call_inline): Set entry_bb.
9828 * tree-inline.h (copy_body_data): Add entry_bb.
9830 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9833 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9836 PR tree-optimization/29484
9837 * tree-inline.c (inline_forbidden_p_2): New function.
9838 (inline_forbidden_p): Disallow inlining if some static var
9839 has an address of a local LABEL_DECL in its initializer.
9840 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9843 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9845 PR tree-optimization/34635
9846 * tree-data-ref.c (add_other_self_distances): Make sure that the
9847 evolution step is constant.
9849 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9852 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9854 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9856 * tree-sra.c (scalarize_init): Insert the generate_element_init
9857 statements after the generate_element_zero statements.
9859 2008-01-02 Richard Guenther <rguenther@suse.de>
9863 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9864 for very large number of operands instead of ICEing.
9866 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9869 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9870 while stack probing.
9872 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9874 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9877 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9880 * tree-mudflap.c (mx_register_decls): Guard warning by
9881 !DECL_ARTIFICIAL check.
9883 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9885 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9886 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9887 sse5_perm<mode>): Fix constraints.