1 2008-05-18 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.c (ix86_secondary_reload): New static function.
4 (TARGET_SECONDARY_RELOAD): New define.
5 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6 * config/i386/i386.md (reload_outqi): Remove.
8 2008-05-18 Xinliang David Li <davidxl@google.com>
10 * gcc/tree-ssa-dce.c: Coding style fix.
11 (check_pow): Documentation comment.
12 (check_log): Documenation comment. Coding style fix.
13 (is_unnecessary_except_errno_call): Ditto.
14 (gen_conditions_for_pow): Ditto.
15 (gen_conditions_for_log): Ditto.
16 (gen_shrink_wrap_conditions): Ditto.
17 (shrink_wrap_one_built_in_calls): Ditto.
18 * gcc/doc/invoke.texi: Better documentation string.
19 * ChangeLog: Fix wrong change log entries from
20 May 17 checkin on function call DCE.
22 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
24 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
26 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
28 * tree-inline.c (setup_one_parameter): Remove dead code.
30 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
32 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
33 a BIT_AND_EXPR only for an INTEGER_TYPE.
35 2008-05-17 Xinliang David Li <davidxl@google.com>
37 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
38 (check_pow, check_log, is_unnecessary_except_errno_call): New
39 functions to check for eliminating math functions that are pure
40 except for setting errno.
41 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
42 general condition expressions for shrink-wrapping pow/log calls.
43 (gen_shrink_wrap_conditions): Ditto.
44 (shrink_wrap_one_built_in_call): Ditto.
45 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
46 (mark_operand_necessary): If debugging, output if OP is necessary.
47 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
49 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
51 * gcc/common.opt: New user flag -ftree-builtin-dce.
52 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
54 2008-05-16 David S. Miller <davem@davemloft.net>
56 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
57 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
59 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
62 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
64 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
66 * ifcvt.c (dead_or_predicable): Rename
67 df_simulate_one_insn_backwards to df_simulate_one_insn.
68 * recog.c (peephole2_optimize): Ditto.
69 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq): Ditto.
70 * df.h: Rename df_simulate_one_insn_backwards to
71 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
72 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
73 scanning of defs and uses.
74 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
75 (df_simulate_one_insn_forwards): Removed.
77 2008-05-16 Doug Kwan <dougkwan@google.com>
79 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
81 (real_from_string): Handle NaNs and Inf as approriate.
83 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
85 * doc/gty.texi (Source Files Containing Type Information): Note
86 that headers should appear first in the gtfiles list.
88 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
90 * tree.def (COND_EXEC): Properly documented this code.
92 2008-05-16 Diego Novillo <dnovillo@google.com>
94 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
95 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
98 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
100 * tree-ssa-dse (max_stmt_uid): Removed.
101 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
102 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
103 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
104 * function.h (cfun.last_stmt_uid): New field.
105 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
106 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
108 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
109 (create_stmt_ann): Initialize the ann->uid field.
110 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
112 * tree-flow.h (renumber_gimple_stmt_uids): New function.
114 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
116 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
117 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
118 (init_empty_tree_cfg): Call it.
120 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
122 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
125 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
127 * doc/invoke.text (-fdump-tree-*-verbose): New option.
128 * tree-dump.c (dump_options): New verbose option.
129 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
131 * tree-pass.h (TDF_VERBOSE): New dump flag.
132 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
133 (tree-flow.h): Added include.
134 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
136 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
138 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
140 From Jie Zhang <jie.zhang@analog.com>
141 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
142 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
143 mcpu=bf561-none and mcpu=bf561-0.2.
144 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
145 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
146 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
147 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
148 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
149 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
150 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
152 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
153 (cputype_selected): Remove.
154 (bfin_handle_option): Don't use cputype_selected.
155 (override_options): When no mcpu option, enable all workarounds.
156 Don't use bfin_workarounds.
157 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
159 (DEFAULT_CPU_TYPE): Don't define.
161 2008-05-16 Richard Guenther <rguenther@suse.de>
163 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
164 on deletion of the last stmt.
166 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
168 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
169 V8HImode for SSE2 and V16QImode for SSE4.1.
171 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
173 * cgraph.h (compute_inline_parameters): Made public.
174 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
175 variable_generate_summary, function_write_summary,
176 variable_write_summary, variable_read_summary. Added generate_summary,
177 write_summary, read_summary.
178 * cgraphunit.c (cgraph_process_new_functions): Changed call from
179 pass_ipa_inline.function_generate_summary, to
180 compute_inline_parameters.
181 * ipa-inline.c (compute_inline_parameters): Made public and added
183 (compute_inline_parameters_for_current): New function.
184 (pass_inline_param): Now calls compute_inline_parameters_for_current.
185 (inline_generate_summary): Removed parameter and made to loop over
187 (pass_ipa_inline): Updated for new IPA_PASS structure.
188 * passes.c (execute_ipa_summary_passes): Now is called once per
189 pass rather than once per node*pass.
191 2008-05-15 Anatoly Sokolov <aesok@post.ru>
193 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
194 avr_have_mul_p, avr_asm_only_p): Remove variables.
195 (avr_override_options): Remove initialization of removed variables.
196 (avr_file_start): Convert removed variables to fields of
197 'struct base_arch_s *avr_current_arch'.
198 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
199 (AVR_HAVE_MUL): (Ditto.).
200 (AVR_HAVE_MOVW): (Ditto.).
201 (AVR_HAVE_LPMX): (Ditto.).
202 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
203 avr_asm_only_p): Remove declaration.
205 2008-05-15 Diego Novillo <dnovillo@google.com>
207 * config/arm/arm.c (arm_return_in_memory): Fix return type.
208 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
210 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
213 * combine.c (check_conversion): Rename back to check_promoted_subreg.
214 Don't call record_truncated_value from here.
215 (record_truncated_value): Turn it into a for_each_rtx callback.
216 (record_truncated_values): New function.
217 (combine_instructions): Call note_uses with record_truncated_values.
218 Change name of check_conversion to check_promoted_subreg.
220 2008-05-15 Janis Johnson <janis187@us.ibm.com>
222 * doc/sourcebuild.texi: Document support for torture tests.
224 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
226 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
227 to alternative 4 of operand 2.
229 2008-05-15 Richard Guenther <rguenther@suse.de>
231 * tree-pass.h (current_pass): Declare.
232 (get_pass_for_id): Likewise.
233 * passes.c (passes_by_id, passes_by_id_size): New globals.
234 (set_pass_for_id): New function.
235 (get_pass_for_id): Likewise.
236 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
237 (execute_function_todo): Flush per function statistics.
238 * toplev.c (compile_file): Init statistics.
239 (general_init): Do early statistics initialization.
240 (finalize): Finish statistics.
241 * statistics.h (statistics_early_init): Declare.
242 (statistics_init): Likewise.
243 (statistics_fini): Likewise.
244 (statistics_fini_pass): Likewise.
245 (statistics_counter_event): Likewise.
246 (statistics_histogram_event): Likewise.
247 * statistics.c: New file.
248 * Makefile.in (OBJS-common): Add statistics.o.
249 (statistics.o): Add dependencies.
250 * doc/invoke.texi (-fdump-statistics): Document.
252 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
254 (execute_pre): Use statistics_counter_event.
255 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
256 (substitute_and_fold): Increment it. Use statistics_counter_event.
258 2008-05-15 Diego Novillo <dnovillo@google.com>
260 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
262 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
263 * tree-ssa-alias.c (new_type_alias): Remove references to
264 sub-variables from comment.
265 * tree-ssa-operands.c (swap_tree_operands): Likewise.
267 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
269 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
270 attribute to 1 only for insertps alternative.
272 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
274 * config/bfin/bfin.md (loadbytes): New pattern.
275 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
276 (bfin_init_builtins): Initialize it.
277 (bdesc_1arg): Add it.
279 2008-05-15 Sa Liu <saliu@de.ibm.com>
281 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
282 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
283 * testsuite/lib/target-supports.exp: Add
284 check_effective_target_fortran_integer_16.
286 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
288 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
289 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
290 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
291 (TARGET_RETURN_IN_MEMORY): Define.
293 2008-05-15 Richard Guenther <rguenther@suse.de>
296 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
297 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
298 represent unmodifiable vars.
300 2008-05-15 Richard Guenther <rguenther@suse.de>
302 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
303 INDIRECT_REF and TARGET_MEM_REF.
304 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
307 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
308 H.J. Lu <hongjiu.lu@intel.com>
310 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
311 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
312 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
313 insn alternatives. Add missing alternatives.
314 (*vec_concatv2di_rex64_sse4_1): Likewise.
315 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
316 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
319 2008-05-15 Richard Guenther <rguenther@suse.de>
321 PR tree-optimization/36009
322 PR tree-optimization/36204
323 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
324 (determine_invariantness_stmt): Record the loop a store is
326 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
329 2008-05-15 Richard Guenther <rguenther@suse.de>
331 PR tree-optimization/34330
332 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
333 through the pointer will alias the SMT.
335 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
337 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
339 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
341 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
343 2008-05-14 Michael Meissner <michael.meissner@amd.com>
344 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
346 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
347 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
348 (vashl_optab): New optab for vector/vector shifts.
349 (vashr_optab): Ditto.
350 (vlshr_optab): Ditto.
351 (vrotl_optab): Ditto.
352 (vrotr_optab): Ditto.
353 (optab_subtype): New enum for optab_for_tree_code call.
354 (optab_for_tree_code): Add enum optab_subtype argument.
356 * optabs.c (optab_for_tree_code): Take an additional argument to
357 distinguish between a vector shift by a scalar and vector shift by
358 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
359 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
360 vector shift by a vector.
361 (expand_widen_pattern_expr): Pass additional argument to
364 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
365 vrotl_optab, vrotr_optab.
367 * expr.c (expand_expr_real_1): Update calls to
368 optab_for_tree_code to distinguish between vector shifted by a
369 scalar and vector shifted by a vector.
370 * tree-vectorizer.c (supportable_widening_operation): Ditto.
371 (supportable_narrowing_operation): Ditto.
372 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
373 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
374 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
375 (vect_create_epilog_for_reduction): Ditto.
376 (vectorizable_reduction): Ditto.
377 (vectorizable_operation): Ditto.
378 (vect_strided_store_supported): Ditto.
379 (vect_strided_load_supported): Ditto.
380 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
381 * expmed.c (expand_shift): Ditto.
383 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
385 (ashr@var{m}3): Ditto.
386 (vashl@var{m}3): Document new vector/vector shift standard name.
387 (vashr@var{m}3): Ditto.
388 (vlshr@var{m}3): Ditto.
389 (vrotl@var{m}3): Ditto.
390 (vrotr@var{m}3): Ditto.
392 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
393 (PPERM_INVERT): Ditto.
394 (PPERM_REVERSE): Ditto.
395 (PPERM_REV_INV): Ditto.
399 (PPERM_INV_SIGN): Ditto.
403 * config/i386/sse.md (mulv2di3): Add SSE5 support.
404 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
405 allows a memory operand to be the value being added, and split it
406 to improve vectorization.
407 (sse5_pmacsdqh_mem): Ditto.
408 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
409 (sse5_mulv2div2di3_high): Ditto.
410 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
411 (vec_pack_trunc_v4si): Ditto.
412 (vec_pack_trunc_v2di): Ditto.
413 (sse5_pcmov_<mode>): Remove code that tried to use use
414 andps/andnps instead of pcmov.
415 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
416 pmacsdqh instructions.
417 (vec_widen_smult_lo_v4si): Ditto.
419 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
420 (PPERM_INVERT): Ditto.
421 (PPERM_REVERSE): Ditto.
422 (PPERM_REV_INV): Ditto.
426 (PPERM_INV_SIGN): Ditto.
429 (ix86_expand_sse_movcc): Move the SSE5 test after the if
431 (ix86_expand_int_vcond): If SSE5 generate all possible integer
433 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
434 says ignore whether the last reference is a memory operand.
436 2008-05-14 Michael Meissner <michael.meissner@amd.com>
437 Paolo Bonzini <bonzini at gnu dot org>
439 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
442 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
443 (vlshr<mode>3): Rename from vlshr<mode>3.
444 (vashr<mode>3): Rename from vashr<mode>3.
445 (mulv4sf3): Change the names of vector shift patterns.
449 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
452 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
477 * config/spu/spu.md (v): New iterator macro to add v for vector types.
478 (floatunssidf2_internal): Change vector/vector shift names.
479 (floatunsdidf2_internal): Ditto.
486 (vashl<mode>3): Rename from ashl<mode>3.
487 (vashr<mode>3): Rename from ashr<mode>3.
488 (vlshr<mode>3): Rename from lshr<mode>3.
489 (vrotl<mode>3): Rename from rotl<mode>3.
491 2008-05-14 Michael Meissner <michael.meissner@amd.com>
494 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
495 multiply gives the wrong value when doing widening multiplies.
496 (vec_widen_smult_lo_v4si): Ditto.
498 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
500 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
501 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
502 emit_library_call_value.
503 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
504 * tree.h (ECF_LIBCALL_BLOCK): Removed.
505 * calls.c (initialize_argument_information, precompute_arguments,
506 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
507 (precompute_arguments): Removed flags parameter.
508 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
510 2008-05-14 Richard Guenther <rguenther@suse.de>
512 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
513 Make sure to register the store if the use is a PHI_NODE.
515 2008-05-14 Olivier Hainque <hainque@adacore.com>
517 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
518 memory if the component is to be referenced in BLKmode according
519 to get_inner_reference.
521 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
523 * calls.c (emit_library_call_value_1): Restore code clearing
524 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
526 2008-05-14 Olivier Hainque <hainque@adacore.com>
527 Nicolas Roche <roche@adacore.com>
529 * configure.ac: Add support for a "gcc_subdir" variable in
530 config-lang.in, to denote a subdirectory where the language/GCC
531 integration files are to be found.
532 * configure: Regenerate.
534 2008-05-14 Ira Rosen <irar@il.ibm.com>
536 PR tree-optimization/36098
537 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
538 value for the first load in the group in case of a gap.
539 (vect_build_slp_tree): Check that there are no gaps in loads.
541 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
543 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
544 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
545 expand_copysign_bit, ): Change call to emit_no_conflict_block to
546 emit_insn and remove unneeded code to construct extra args.
547 (emit_no_conflict_block): Removed.
548 * optabls.h: (emit_no_conflict_block): Removed.
549 * cse.c (cse_extended_basic_block): Remove search for
550 REG_NO_CONFLICT note.
551 * global.c: Removed incorrect comment added in revision 117.
552 * expr.c (convert_move): Change call to emit_no_conflict_block to
554 * recog.c: Change comments so that they do not mention
556 * local_alloc.c (combine_regs): Removed last parameter.
557 (no_conflict_p): Removed.
558 (block_alloc): Removed note, no_conflict_combined_regno and set
559 local vars. Removed all code to process REG_NO_CONFLICT blocks.
560 (combine_regs): Removed already_dead and code to look for
561 REG_NO_CONFLICT notes.
562 * lower_subreg (remove_retval_note): Removed code to look for
563 REG_NO_CONFLICT block.
564 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
565 (resolve_clobber): Remove code to process libcalls that have
566 REG_NO_CONFLICT notes.
567 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
569 * combine.c (can_combine_p, distribute_notes): Removed
570 REG_NO_CONFLICT case.
571 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
573 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
574 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
576 * reg-notes.def (NO_CONFLICT): Removed.
578 2008-05-14 David S. Miller <davem@davemloft.net>
580 * config/sparc/sparc.c (sparc_profile_hook): If
581 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
582 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
583 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
585 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
587 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
589 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
592 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
593 and op1 expansion before vector concat to have less live pseudos.
595 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
597 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
598 ix86_expand_vector_set if supported.
600 2008-05-13 Diego Novillo <dnovillo@google.com>
601 Kenneth Zadeck <zadeck@naturalbridge.com>
603 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
605 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
606 phinodes_print_statistics, init_ssanames, fini_ssanames,
607 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
608 release_ssa_name, release_defs, replace_ssa_name_symbol,
609 ssanames_print_statistics): Move ...
610 * tree-flow.h: ... here.
611 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
612 Use FN instead of cfun.
613 (make_ssa_name_fn): Rename from make_ssa_name.
614 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
615 * tree-flow-inline.h (make_ssa_name): Move from
616 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
617 * omp-low.c (expand_omp_parallel):
618 * tree-flow-inline.h (redirect_edge_var_map_result):
619 * tree-ssa.c (init_tree_ssa): Add argument FN.
620 Use it instead of cfun. Update all users.
622 2008-05-13 Tom Tromey <tromey@redhat.com>
624 PR preprocessor/22168:
625 * doc/cpp.texi (Top): Update menu.
626 (Alternatives to Wrapper #ifndef): New node.
627 (Other Directives): Document deprecation.
628 (Obsolete Features): Remove menu.
629 (Assertions): Merge node into Obsolete Features.
630 (Obsolete once-only headers): Move earlier; rename to Alternatives
632 * doc/cppopts.texi: Update.
633 * c.opt (Wdeprecated): Enable for C and ObjC.
634 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
635 (C++ Dialect Options): Move -Wno-deprecated from here to...
636 (Warning Options): ... here.
638 2008-05-13 Richard Guenther <rguenther@suse.de>
641 * fold-const.c (fold_sign_changed_comparison): Do not allow
642 changes in pointer-ness.
644 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
647 * config/sh/sh.c (sh_expand_prologue): Don't clear
648 RTX_FRAME_RELATED_P for push insns.
650 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
652 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
654 2008-05-12 Anatoly Sokolov <aesok@post.ru>
656 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
657 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
658 Use 'machine->is_leaf' instead of 'leaf_func_p'.
660 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
662 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
663 (*vec_concatv4sf_sse): This.
664 (*sse2_concatv2si): Renamed to ...
665 (*vec_concatv2si_sse2): This.
666 (*sse1_concatv2si): Renamed to ...
667 (*vec_concatv2si_sse): This.
668 (*vec_concatv2di_rex): Renamed to ...
669 (*vec_concatv2di_rex64): This.
670 (*vec_concatv2si_sse4_1): New.
671 (*vec_concatv2di_rex64_sse4_1): Likewise.
673 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
675 PR rtl-optimization/36111
676 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
677 that was created for swappable operands.
679 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
682 * Makefile.in: Substitute GNATMAKE and GNATBIND.
683 * configure.ac: Add call to ACX_PROG_GNAT.
685 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
687 * optc-gen.awk: Fix comment typo.
689 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
691 * pretty-print.c (pp_integer_with_precision): Use
692 HOST_LONG_LONG_FORMAT.
694 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
696 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
698 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
700 * config/i386/i386.c (bdesc_ptest): Removed.
701 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
702 (bdesc_args): Add __builtin_ia32_ptestz128,
703 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
704 (ix86_init_mmx_sse_builtins): Updated.
705 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
706 (ix86_expand_builtin): Updated.
708 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
710 * tree-cfg.c (valid_fixed_convert_types_p): New function.
711 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
713 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
715 * value-prof.c (interesting_stringop_to_profile): Do not
716 return early for BUILT_IN_MEMPCPY.
718 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
720 * calls.c (expand_call): Don't use callgraph to increase
721 preferred_stack_boundary.
723 * cgraph.h (cgraph_rtl_info): Use unsigned on
724 preferred_incoming_stack_boundary.
726 * final.c (rest_of_clean_state): Use unsigned on
727 preferred_stack_boundary.
729 2008-05-09 Tom Tromey <tromey@redhat.com>
731 PR preprocessor/22231:
732 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
735 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
737 PR tree-optimization/36129
738 * tree-ssa-ccp.c: Include value-prof.h.
739 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
740 built-in function was folded to a constant.
741 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
743 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
744 Sebastian Pop <sebastian.pop@amd.com>
746 * tree-scalar-evolution.c: Document instantiate_scev.
747 (instantiate_parameters_1): Renamed instantiate_scev_1.
748 Don't use the same loop for instantiation_loop and evolution_loop.
749 (instantiate_scev): New.
750 (instantiate_parameters): Moved...
751 (resolve_mixers): Update call to instantiate_scev_1 to pass the
752 same loop twice. Maintains the semantics for this function.
753 * tree-scalar-evolution.h (instantiate_scev): Declare.
754 (instantiate_parameters): ...here. Now static inline.
755 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
756 instead of resolve_mixers.
758 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
760 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
762 2008-05-09 Tomas Bily <tbily@suse.cz>
764 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
765 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
766 * tree-ssa-structalias.c (get_constraint_for): Likewise.
767 * c-common.c (c_common_truthvalue_conversion): Likewise.
768 * tree-object-size.c (compute_object_offset): Likewise.
769 * tree-inline.c (estimate_num_insns_1): Likewise.
770 * varasm.c (const_hash_1, compare_constant, copy_constant)
771 (compute_reloc_for_constant, output_addressed_constants)
772 (initializer_constant_valid_p): Likewise.
773 * c-omp.c (check_omp_for_incr_expr): Likewise.
774 * gimplify.c (gimplify_expr): Likewise.
775 * c-typeck.c (c_finish_return): Likewise.
776 * tree-vectorizer.c (supportable_widening_operation)
777 (supportable_narrowing_operation): Likewise.
778 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
779 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
780 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
781 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
782 (descr_info_loc): Likewise.
783 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
784 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
785 (fold_unary): Likewise.
786 * builtins.c (get_pointer_alignment): Likewise.
787 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
788 (instantiate_parameters_1): Likewise.
789 * tree.c (expr_align, stabilize_reference): Likewise.
790 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
791 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
792 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
793 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
794 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
795 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
797 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
798 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
799 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
800 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
801 (forward_propagate_comparison)
802 (tree_ssa_forward_propagate_single_use_vars): Likewise.
803 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
804 * emit-rtl.c (component_ref_for_mem_expr)
805 (set_mem_attributes_minus_bitpos): Likewise.
806 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
807 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
809 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
810 (build_function_call, pointer_diff, build_compound_expr)
811 (c_finish_return): Likewise.
812 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
813 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
815 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
816 * expr.c (is_aligning_offset): Likewise.
817 * tree-ssa-alias.c (is_escape_site): Likewise.
818 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
819 (check_all_va_list_escapes): Likewise.
820 * tree-ssa-loop-ivopts.c (determine_base_object)
821 (determine_common_wider_type): Likewise.
822 * dojump.c (do_jump): Likewise.
823 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
824 * tree-gimple.c (is_gimple_cast): Likewise.
825 * fold-const.c (decode_field_reference, )
826 (fold_sign_changed_comparison, fold_unary, fold_comparison)
827 (fold_binary): Likewise.
828 * tree-ssa-alias-warnings.c (find_alias_site_helper)
829 (already_warned_in_frontend_p): Likewise.
830 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
831 * tree.c (really_constant_p, get_unwidened): Likewise.
832 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
833 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
834 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
836 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
838 (CONVERT_EXPR_P): Define.
839 (CASE_CONVERT): Define.
841 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
844 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
845 (delete_unmarked_insns): When deleting a call, call
846 delete_unreachable_blocks.
847 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
848 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
850 2008-05-08 Richard Guenther <rguenther@suse.de>
852 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
853 (-ftree-salias): Likewise.
854 (salias-max-implicit-fields): Remove param documentation.
855 (salias-max-array-elements): Likewise.
856 * tree-pass.h (pass_create_structure_vars): Remove.
857 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
858 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
859 * tree-ssa-alias.c (create_structure_vars): Remove.
860 (gate_structure_vars): Likewise.
861 (pass_create_structure_vars): Likewise.
862 (gate_build_alias): Likewise.
863 (pass_build_alias): Adjust to run always and dump the function.
864 * common.opt (ftree-salias): Hide.
865 * passes.c (init_optimization_passes): Remove
866 pass_create_structure_vars, adjust comment.
867 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
868 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
869 * opts.c (decode_options): Do not set flag_tree_salias.
870 (common_handle_option): Add OPT_ftree_salias to the backward
871 compatibility section.
873 2008-05-08 Richard Guenther <rguenther@suse.de>
875 * tree-flow-inline.h (var_can_have_subvars): Move ...
876 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
877 * tree-flow.h (var_can_have_subvars): Remove.
878 (push_fields_onto_fieldstack): Remove.
879 (sort_fieldstack): Likewise.
880 (struct fieldoff): Move ...
881 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
882 alias_set and base_for_components fields.
883 (sort_fieldstack): Make static.
884 (push_fields_onto_fieldstack): Likewise. Remove code that
885 handles anything but RECORD_TYPEs. Remove alias_set and
886 base_for_components handling.
887 (create_variable_info_for): Adjust.
889 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
891 * common.opt (Wframe-larger-than=): Shorten the help message
893 * doc/invoke.texi (Wframe-larger-than=): Add more description.
895 2008-05-08 Rafael Espindola <espindola@google.com>
897 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
899 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
900 trap and that both operands are gimple values.
901 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
902 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
905 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
907 * read-rtl.c (join_c_conditions): Return the first string if the
908 two strings are equal.
910 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
912 * gensupport.h (pred_data): Add a "num_codes" field.
913 (add_predicate_code): Declare.
914 * gensupport.c (add_predicate_code): New function.
915 (std_pred_table): Add an "allows_const_p" field.
916 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
917 Remove the (incomplete) list of such codes from the codes field.
918 (init_predicate_table): Use add_predicate_code. Add all
919 RTX_CONST_OBJs if allows_const_p is true.
920 * genrecog.c (process_define_predicate): Use add_predicate_code.
922 2008-05-08 David Daney <ddaney@avtrex.com>
923 Richard Sandiford <rsandifo@nildram.co.uk>
925 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
926 special case of constant zero operands.
927 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
928 old and new values. Special case constant zero values.
929 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
931 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
932 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
934 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
937 * simplify-rtx.c (simplify_plus_minus): Create CONST of
938 similar RTX_CONST_OBJ before CONST_INT.
940 2008-05-08 Steve Ellcey <sje@cup.hp.com>
942 * stmt.c (expand_stack_restore): Change sa mode if needed.
944 2008-05-08 Richard Guenther <rguenther@suse.de>
946 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
948 (ix86_sol10_return_in_memory): Likewise.
949 (ix86_i386elf_return_in_memory): Likewise.
950 (ix86_i386interix_return_in_memory): Likewise.
951 * config/i386/i386.c (ix86_return_in_memory): Likewise.
952 (ix86_sol10_return_in_memory): Likewise.
953 (ix86_i386elf_return_in_memory): Likewise.
954 (ix86_i386interix_return_in_memory): Likewise.
956 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
959 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
961 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
962 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
965 2008-05-08 Richard Guenther <rguenther@suse.de>
967 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
968 * tree-data-ref.h (struct dr_alias): Remove subvars field.
969 (DR_SUBVARS): Remove.
970 * tree-dfa.c (dump_subvars_for): Remove.
971 (debug_subvars_for): Likewise.
972 (dump_variable): Do not dump subvars.
973 (remove_referenced_var): Do not remove subvars.
974 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
975 (lookup_subvars_for_var): Remove.
976 (get_subvars_for_var): Likewise.
977 (get_subvars_at): Likewise.
978 (get_first_overlapping_subvar): Likewise.
979 (overlap_subvar): Likewise.
980 * tree-flow.h (subvar_t): Remove.
981 (struct var_ann_d): Remove subvars field.
982 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
983 argument. Remove special handling of SFTs.
984 (compute_tag_properties): Likewise.
985 (set_initial_properties): Likewise.
986 (compute_call_clobbered): Likewise.
987 (count_mem_refs): Likewise.
988 (compute_memory_partitions): Likewise.
989 (compute_flow_insensitive_aliasing): Likewise.
990 (setup_pointers_and_addressables): Likewise.
991 (new_type_alias): Likewise.
992 (struct used_part): Remove.
993 (used_portions): Likewise.
994 (struct used_part_map): Likewise.
995 (used_part_map_eq): Likewise.
996 (used_part_map_hash): Likewise.
997 (free_used_part_map): Likewise.
998 (up_lookup): Likewise.
999 (up_insert): Likewise.
1000 (get_or_create_used_part_for): Likewise.
1001 (create_sft): Likewise.
1002 (create_overlap_variables_for): Likewise.
1003 (find_used_portions): Likewise.
1004 (create_structure_vars): Likewise.
1005 * tree.def (STRUCT_FIELD_TAG): Remove.
1006 * tree.h (MTAG_P): Adjust.
1007 (struct tree_memory_tag): Remove base_for_components and
1008 unpartitionable flags.
1009 (struct tree_struct_field_tag): Remove.
1010 (SFT_PARENT_VAR): Likewise.
1011 (SFT_OFFSET): Likewise.
1012 (SFT_SIZE): Likewise.
1013 (SFT_NONADDRESSABLE_P): Likewise.
1014 (SFT_ALIAS_SET): Likewise.
1015 (SFT_UNPARTITIONABLE_P): Likewise.
1016 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
1017 (union tree_node): Remove sft field.
1018 * alias.c (get_alias_set): Remove special handling of SFTs.
1019 * print-tree.c (print_node): Remove handling of SFTs.
1020 * tree-dump.c (dequeue_and_dump): Likewise.
1021 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1022 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
1023 * tree-predcom.c (set_alias_info): Do not set subvars.
1024 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
1025 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
1026 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
1027 (add_vars_for_offset): Remove.
1028 (add_virtual_operand): Remove special handling of SFTs.
1029 (add_call_clobber_ops): Likewise.
1030 (add_call_read_ops): Likewise.
1031 (get_asm_expr_operands): Likewise.
1032 (get_modify_stmt_operands): Likewise.
1033 (get_expr_operands): Likewise.
1034 (add_to_addressable_set): Likewise.
1035 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
1036 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1037 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
1038 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
1039 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
1040 (tree_node_structure): Likewise.
1041 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
1043 (find_what_p_points_to): Likewise.
1045 2008-05-08 Sa Liu <saliu@de.ibm.com>
1047 * config/spu/spu.md: Fixed subti3 pattern.
1049 2008-05-08 Richard Guenther <rguenther@suse.de>
1052 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1053 sure to create a representative for trailing arrays for PTA.
1055 2008-05-08 Richard Guenther <rguenther@suse.de>
1058 * fold-const.c (operand_equal_p): Two objects which types
1059 differ in pointerness are not equal.
1061 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1063 * calls.c (compute_argument_block_size): Add argument tree fndecl.
1064 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
1065 (emit_library_call_value_1): Add new variable fndecl initialized by
1066 NULL_TREE. It should be the decl type of orgfun, but this information
1067 seems not to be available here, so it uses the default calling abi.
1068 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
1069 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
1070 by TARGET_RETURN_IN_MEMORY.
1071 * config/i386/i386-interix.h: Likewise.
1072 * config/i386/i386.h: Likewise.
1073 * config/i386/i386elf.h: Likewise.
1074 * config/i386/ptx4-i.h: Likewise.
1075 * config/i386/sol2-10.h: Likewise.
1076 * config/i386/sysv4.h: Likewise.
1077 * config/i386/vx-common.h: Likewise.
1078 * config/cris/cris.h: Removed #if 0 clause.
1079 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
1080 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
1082 (ix86_sol10_return_in_memory): Likewise.
1083 (ix86_i386elf_return_in_memory): New.
1084 (ix86_i386interix_return_in_memory): New.
1085 * config/mt/mt-protos.h (mt_return_in_memory): New.
1086 * config/mt/mt.c: Likewise.
1087 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1088 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
1089 * config/bfin/bfin.h: Likewise.
1090 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1092 * config/bfin/bfin.c: Likewise.
1093 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1094 * config/alpha/unicosmk.h: Likewise.
1095 * config/i386/cygming.h: Likewise.
1096 * config/iq2000/iq2000.h: Likewise.
1097 * config/mips/mips.h: Likewise.
1098 * config/mn10300/mn10300.h: Likewise.
1099 * config/rs6000/rs6000.h: Likewise.
1100 * config/score/score.h: Likewise.
1101 * config/spu/spu.h: Likewise.
1102 * config/v850/v850.h: Likewise.
1103 * defaults.h: Likewise.
1104 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1105 * expr.c (emit_block_move): Adjust use of
1106 OUTGOING_REG_PARM_STACK_SPACE.
1107 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1108 OUTGOING_REG_PARM_STACK_SPACE.
1109 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1111 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1113 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1114 on OMP_RETURN for OMP_FOR.
1117 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1118 (fortran_common): New function.
1119 (gen_variable_die): Call fortran_common instead of common_check,
1120 adjust for it returning tree instead of rtx. Formatting.
1122 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1126 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1127 * c-decl.c (merge_decls): Ditto.
1128 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1129 to RTL_CONST_OR_PURE_CALL_P.
1130 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1131 Initialized DECL_LOOPING_CONST_PURE.
1132 (process_call_operands): Set tree_side_effects properly.
1133 * tree.h (TREE_READONLY_DECL_P): Removed.
1134 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1135 (DECL_LOOPING_OR_CONST_P): New macro.
1136 (struct tree_function_decl): Added looping_const_or_pure_p.
1138 (ECF_LOOPING_OR_CONST_P): New macro.
1139 * rtlanal.c (pure_const_p): Removed.
1140 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1141 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1142 to RTL_CONST_CALL_P.
1143 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1144 (check_decl, check_tree, check_call, scan_function): Initialize
1146 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1147 (static_execute): Set looping true for recursive functions.
1148 Undo setting state to IPA_NEITHER for recursive functions.
1150 * ifcvt.c (noce_can_store_speculate_p): Changed
1151 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1152 RTL_CONST_OR_PURE_CALL_P.
1153 * dse.c (scan_insn): Ditto.
1154 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1155 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1156 RTL_CONST_OR_PURE_CALL_P.
1157 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1158 pure_call_p to RTL_CONST_CALL_P.
1159 * gimplify.c (gimplify_call_expr): Clear side effects for
1160 non-looping pure and constant calls.
1161 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1162 (flags_from_decl_or_type): Set ecf flags from decl flags.
1163 (initialize_argument_information): Turn off
1164 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1165 Change const to pure if callee_copies is true rather than just
1167 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1168 way of marking pure calls.
1169 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1170 Remove hack that was supposed to fix pr7335 and remove old
1171 way of marking pure calls.
1172 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1173 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1174 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1175 RTL_CONST_OR_PURE_CALL_P.
1176 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1177 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1178 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1179 * sched-deps.c (schedule_analyze): Ditto.
1180 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1181 return_val field of calls to represent pure and const function info.
1182 (CONST_OR_PURE_CALL_P): Deleted macro.
1183 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1184 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1185 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1187 * tree-optimize.c (execute_fixup_cfg): Added test for
1188 ECF_LOOPING_CONST_OR_PURE.
1189 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1191 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1192 effects for looping pure or const calls.
1193 (verify_gimple_expr): Added verification code.
1194 * config/alpha/alpha.c (alpha_legitimize_address,
1195 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1197 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1198 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1199 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1200 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1201 RTL_CONST_OR_PURE_CALL_P.
1202 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1203 and const calls to be deleted.
1205 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1208 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1209 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1210 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1211 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1212 to handle nonimmediate operands.
1213 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1214 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1215 to handle nonimmediate operands.
1216 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1217 (mmx_pmulhrwv4hi3): New expander. Use
1218 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1219 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1220 (sse2_umulv1siv1di3): New expander. Use
1221 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1222 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1223 (mmx_eq<mode>3): New expander. Use
1224 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1225 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1226 (mmx_uavgv8qi3): New expander. Use
1227 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1228 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1229 (mmx_uavgv4hi3): New expander. Use
1230 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1232 * config/i386/sse.md
1233 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1234 to handle nonimmediate operands.
1235 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1236 to handle nonimmediate operands.
1237 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1238 to handle nonimmediate operands.
1239 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1240 to handle nonimmediate operands.
1241 (sse2_unpckhpd_exp): New expander. Use
1242 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1243 (sse2_unpcklpd_exp): New expander. Use
1244 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1245 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1246 to handle nonimmediate operands.
1247 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1248 to handle nonimmediate operands.
1249 (*sse2_<plusminus_insn><mode>3): Rename from
1250 sse2_<plusminus_insn><mode>3 insn pattern.
1251 (sse2_<plusminus_insn><mode>3): New expander. Use
1252 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1253 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1254 (sse2_umulv2siv2di3): New expander. Use
1255 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1256 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1257 (sse4_1_mulv2siv2di3): New expander. Use
1258 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1259 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1260 (sse2_pmaddwd): New expander. Use
1261 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1262 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1263 (sse2_eq<mode>3): New expander. Use
1264 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1265 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1266 (sse4_1_eqv2di3): New expander. Use
1267 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1268 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1269 (sse2_uavgv16qi3): New expander. Use
1270 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1271 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1272 (sse2_uavgv16qi3): New expander. Use
1273 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1274 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1275 (sse2_uavgv8hi3): New expander. Use
1276 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1277 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1278 (ssse3_pmulhrswv8hi3): New expander. Use
1279 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1280 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1281 (ssse3_pmulhrswv4hi3): New expander. Use
1282 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1284 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1285 (<sse>_vmmul<mode>3): Ditto.
1286 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1288 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1289 (ssse3_pmaddubsw): Ditto.
1291 * config/i386/i386.c (struct_builtin_description)
1292 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1293 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1294 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1295 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1296 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1297 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1298 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1299 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1300 (ix86_fixup_binary_operands): Assert that src1
1301 and src2 must have the same mode when swapped.
1302 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1303 and ix86_binary_operator_ok. Do not force operands in registers
1306 2008-05-07 Jan Hubicka <jh@suse.cz>
1308 * cgraph.c (dump_cgraph_node): Update.
1309 * cgraph.h (cgraph_local_info): Break out inline summary.
1310 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1312 * ipa-inline (inline_summary): New accestor function.
1313 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1314 cgraph_decide_inlining, compute_inline_parameters): Update.
1315 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1317 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1319 Cleanup ColdFire scheduling support and add V4 pipeline model.
1321 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1322 (define_attr cpu): Add cfv4 value.
1323 (define_attr type, define_attr type1): Merge into a single 'type'
1324 attribute. Update all uses.
1325 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1326 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1328 (define_attr opx_mem, define_attr opy_mem): Remove.
1329 (define_attr op_mem): Clean up, update comment.
1330 (define_attr size): Use specific values instead of general int.
1331 (define_attr guess, define_attr split): Remove. Update all uses.
1332 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1333 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1334 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1335 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1336 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1337 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1338 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1339 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1340 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1341 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1342 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1343 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1344 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1345 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1346 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1347 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1348 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1349 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1350 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1351 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1352 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1353 Update or set attributes.
1354 (stack_tie): New fake instruction.
1356 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1357 (m68k_sched_attr_size): Update declaration.
1358 (m68k_sched_attr_type2): Remove.
1359 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1360 Declare new bypass predicates.
1362 * config/m68k/m68k.c (m68k_sched_issue_rate,
1363 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1365 (TARGET_SCHED_ISSUE_RATE,
1366 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1367 (override_options): Handle scheduling for ColdFire V4 core.
1368 (m68k_expand_prologue): Emit stack_tie.
1369 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1370 'OP_TYPE_FPN'. Update all uses.
1371 (sched_guess_p): Remove.
1372 (sched_address_type): Handle symbolic addresses.
1373 (sched_get_operand): New static function.
1374 (sched_operand_type): Merge into sched_attr_op_type.
1375 (sched_attr_op_type): Handle FP registers, handle quick constants,
1377 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1378 (m68k_sched_attr_size): Update. Move logic to ...
1379 (sched_get_attr_size_int): New static function.
1380 (sched_get_opxy_mem_type): New static function.
1381 (m68k_sched_attr_op_mem): Update.
1382 (m68k_sched_attr_type2): Remove.
1383 (sched_cfv4_bypass_data): New static variable.
1384 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1385 (m68k_sched_issue_rate): Implement scheduler hook.
1386 (struct _sched_ib: enabled_p): New field.
1387 (m68k_sched_variable_issue): Update. Handle V4.
1388 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1389 sched_dump_class_func_t, sched_dump_split_class,
1390 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1391 sched_dump_dfa_class, m68k_sched_dump): Remove.
1392 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1394 (m68k_sched_init_global): Remove statisctics dumping, introduce
1395 sanity check that all instructions have pipeline reservations. Handle
1397 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1398 Handle ColdFire V4 core.
1399 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1400 New static functions.
1401 (m68k_sched_address_bypass_p): New bypass predicate.
1402 (sched_get_indexed_address_scale): New static function.
1403 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1405 * cf.md: Update comments.
1406 (define_attr type2): Remove. Use 'type' attribute instead.
1408 (cf_ib): Rename to cfv123_ib. Update all uses.
1409 (cf_oep): Rename to cfv123_oep. Update all uses.
1410 (cf_chr): Rename to cfv123_chr. Update all uses.
1411 (cf_mem): Rename to cfv123_mem. Update all uses.
1412 (cf_mac): Move to more appropriate place.
1413 (cfv123_guess): New automaton and cpu_unit.
1414 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1415 Update uses of 'size' attribute. Handle before reload scheduling.
1416 (cfv123_guess): New dummy reservation for unhandled instructions.
1417 (cfv4_*): Pipeline description of ColdFire V4 core.
1418 (ignore): New reservation to handle 'ignore' type.
1420 2008-05-07 Ian Lance Taylor <iant@google.com>
1423 * gimplify.c (find_single_pointer_decl_1): Don't look through
1425 (find_single_pointer_decl): Adjust comments.
1427 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1430 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1431 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1434 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1435 integral type rather than floating point, then VIEW_CONVERT_EXPR
1436 to the floating point type.
1438 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1440 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1441 TFmode op0 to register.
1443 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1445 * c-decl.c (grokdeclarator): Comment typo.
1447 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1449 * tree-flow.h: Remove prototype for computed_goto_p.
1450 * tree-cfg.c (computed_goto_p): Make static.
1452 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1455 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1456 (contains_aligned_value_p): This. Handle _Decimal128.
1457 (ix86_function_arg_boundary): Only align _Decimal128 to its
1458 natural boundary and handle it properly.
1460 2008-05-06 Martin Jambor <mjambor@suse.cz>
1462 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1463 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1464 (ipcp_method_set_orig_node): Removed.
1465 (ipcp_cval_get_cvalue_type): Removed.
1466 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1467 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1468 (ipcp_cval_set_cvalue_type): Removed.
1469 (ipcp_cval_get_cvalue): Removed.
1470 (ipcp_cval_set_cvalue): Removed.
1471 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1472 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1473 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1474 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1475 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1476 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1477 (ipcp_get_ith_lattice): Changed parameters.
1478 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1479 (ipcp_lattice_from_jfunc): Changed parameters.
1480 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1481 (ipcp_method_cval_print): Added temporary variable info.
1482 (ipcp_redirect): Removed already unused local variable caller.
1483 (ipcp_redirect): New temporary variable orig_callee_info
1484 (ipcp_redirect): Removed newly unused local variable callee.
1485 (ipcp_redirect): Removed (a bit confusing) local variable type.
1486 (ipcp_insert_stage): Added local variable info.
1487 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1489 (ipcp_formal_create): Removed.
1490 (ipcp_method_cval_set): Removed.
1491 (ipcp_propagate_stage): Renamed lattice variables.
1492 (ipcp_method_cval_set_cvalue_type): Removed.
1493 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1494 (ipcp_print_all_lattices): Changed printed strings to refer to
1495 lattices rather than cvals.
1496 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1497 (ipcp_propagate_const): Changed formal parameters.
1498 (build_const_val): Changed formal parameters.
1499 (ipcp_insert_stage): Removed useless variable cvalue
1500 (build_const_val): Changed formal parameters.
1501 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1502 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1503 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1504 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1505 (ipcp_print_func_profile_counts): Changed string from "method" to
1507 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1508 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1509 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1510 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1511 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1512 (ipcp_lat_is_const): Changed parameters and made inline.
1513 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1514 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1515 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1516 the predicate condition directly
1517 (ipcp_propagate_stage): Added local variable args. Removed local
1518 variable callee. (Both are mere code simplifications.)
1519 (ipcp_method_dont_insert_const): Renamed to
1520 ipcp_node_not_modifiable_p.
1521 (ipcp_node_not_modifiable_p): Made inline.
1522 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1523 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1524 (ipcp_print_all_lattices): Removed variable cvalue
1525 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1528 2008-05-06 Olivier Hainque <hainque@adacore.com>
1530 * tree-sra.c (try_instantiate_multiple_fields): Early return
1531 if field has POINTER_TYPE.
1533 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1535 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1536 by using 'q' specifier for instruction.
1537 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1539 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1541 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1542 Change mode of zero_extract from QImode to HImode.
1543 (sign bit tests peepholes): (Ditto.).
1545 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1547 * config/i386/mmx.md: Remove double backslashes from asm templates.
1548 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1549 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1550 to handle nonimmediate operands.
1551 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1552 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1553 to handle nonimmediate operands.
1554 (*mmx_<code>v2sf3_finite): New insn pattern.
1555 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
1556 (mmx_<code>v2sf3): New expander. Use
1557 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1558 (mmx_<plusminus_insn><mode>3): New expander. Use
1559 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1560 (*mmx_<plusminus_insn><mode>3): New insn pattern.
1561 (mmx_add<mode>3): Removed.
1562 (mmx_ssadd<mode>3): Ditto.
1563 (mmx_usadd<mode>3): Ditto.
1564 (mmx_sub<mode>3): Ditto.
1565 (mmx_sssub<mode>3): Ditto.
1566 (mmx_ussub<mode>3): Ditto.
1567 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
1568 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
1569 to handle nonimmediate operands.
1570 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
1572 (mmx_smulv4hi3_highpart): New expander. Use
1573 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1574 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
1576 (mmx_umulv4hi3_highpart): New expander. Use
1577 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1578 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
1579 (mmx_<code>v4hi3): New expander. Use
1580 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1581 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
1582 (mmx_<code>v8qi3): New expander. Use
1583 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1584 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1585 (mmx_<code><mode>3): New expander. Use
1586 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1588 2008-05-05 Jan Hubicka <jh@suse.cz>
1590 PR tree-optimization/36118
1591 * passes.c (pass_init_dump_file): Fix dump header.
1593 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1596 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1597 VCE for function decls.
1599 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1601 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1603 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1605 * config/i386/i386.md (sat_plusminus): New.
1606 (plusminus_insn): Likewise.
1607 (plusminus_mnemonic): Likewise.
1609 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1610 (*<addsub><mode>3_cc_overflow): Renamed to ...
1611 (*<plusminus_insn><mode>3_cc_overflow): This.
1612 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1613 (*<plusminus_insn>si3_zext_cc_overflow): This.
1615 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1616 (<plusminus_insn><mode>3): This.
1617 (*<addsub><mode>3): Renamed to ...
1618 (*<plusminus_insn><mode>3): This.
1619 (<sse>_vm<addsub><mode>3): Renamed to ...
1620 (<sse>_vm<plusminus_insn><mode>3): This.
1621 (sse3_h<addsub>v4sf3): Renamed to ...
1622 (sse3_h<plusminus_insn>v4sf3): This.
1623 (sse3_h<addsub>v2df3): Renamed to ...
1624 (sse3_h<plusminus_insn>v2df3): This.
1625 (<plusminus_insn><mode>3): New.
1626 (*<plusminus_insn><mode>3): Likewise.
1627 (sse2_<plusminus_insn><mode>3): Likewise.
1628 (add<mode>): Removed.
1629 (*add<mode>3): Likewise.
1630 (sse2_ssadd<mode>3): Likewise.
1631 (sse2_usadd<mode>3): Likewise.
1632 (sub<mode>3): Likewise.
1633 (*sub<mode>3): Likewise.
1634 (sse2_sssub<mode>3): Likewise.
1635 (sse2_ussub<mode>3): Likewise.
1637 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1639 * gthr-single.h: Add in required interface elements as per gthr.h.
1640 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1641 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1642 Generalize UNUSED macro.
1643 (__gthread_once): Add.
1644 (__gthread_key_create): Add.
1645 (__gthread_key_delete): Add.
1646 (__gthread_getspecific): Add.
1647 (__gthread_setspecific): Add.
1649 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1651 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1652 the same size types for the indirect reference on the rhs, then
1655 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1657 * config/i386/i386.md
1658 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1659 one insn template instead of template series.
1660 (*xordi_1_rex64): Ditto.
1661 (*xordi_2_rex64): Ditto.
1663 2008-05-05 Ira Rosen <irar@il.ibm.com>
1665 PR tree-optimization/36119
1666 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1669 2008-06-04 Jan Hubicka <jh@suse.cz>
1671 tree-optimization/36100
1672 * tree-pass.h (pass_O0_always_inline): Declare.
1673 * ipa-inline.c (inline_transform): Remove dead code.
1674 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1675 pass_O0_always_inline): New.
1676 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1678 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1680 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1681 mnemonic in this_param move for TARGET_64BIT.
1683 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1685 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1686 (*strmovsi_rex_1): Ditto.
1687 (*strsetsi_1): Ditto.
1688 (*strsetsi_rex_1): Ditto.
1690 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1691 adddicc expanders using SWI mode iterator.
1693 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1696 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1699 2008-05-04 David S. Miller <davem@davemloft.net>
1701 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1702 (sparc*-*-linux*): Use linux.h in tm_file.
1703 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1704 compiler defaulting to 32-bit.
1705 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1707 * config/sparc/linux.h: Remove definitions now obtained
1708 properly from linux.h
1709 * config/sparc/linux64.h: Likewise.
1710 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1711 don't want this setting for 32-bit builds in a biarch compiler.
1712 * doc/install.texi: Add sparc-linux to list of targets
1713 supporting --enable-targets=all.
1715 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1717 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1719 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1721 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1722 after V4SI_FTYPE_V8HI.
1723 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1724 case V4SI_FTYPE_V2DF.
1726 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1728 * doc/invoke.texi (max-flow-memory-locations): Removed.
1729 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1731 2008-05-03 Richard Guenther <rguenther@suse.de>
1734 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1736 2008-05-02 David S. Miller <davem@davemloft.net>
1738 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1740 2008-05-02 Simon Baldwin <simonb@google.com>
1743 * c-common.h (warn_array_subscript_range): Removed.
1744 * c-common.c (warn_array_subscript_range): Ditto.
1745 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1746 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1748 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1750 * config/i386/i386.c (ix86_special_builtin_type): New.
1751 (bdesc_special_args): Likewise.
1752 (ix86_expand_special_args_builtin): Likewise.
1753 (ix86_init_mmx_sse_builtins): Updated.
1754 (ix86_expand_builtin): Updated.
1755 (ix86_expand_store_builtin): Removed.
1756 (ix86_expand_unop_builtin): Likewise.
1758 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1759 * config/i386/mmintrin.h (__v2sf): Here.
1761 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1763 (_mm_loadl_pi): Likewise.
1764 (_mm_storeh_pi): Replace __v2si with __v2sf.
1765 (_mm_storel_pi): Likewise.
1767 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1768 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1769 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1770 __builtin_ia32_loadlpd.
1772 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1774 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1775 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1776 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1777 (ix86_init_mmx_sse_builtins): Updated.
1778 (ix86_expand_args_builtin): Likewise.
1779 (ix86_expand_builtin): Likewise.
1780 (ix86_expand_unop1_builtin): Renamed to ...
1781 (ix86_expand_unop_vec_merge_builtin): This.
1783 2008-05-01 Jan Hubicka <jh@suse.cz>
1786 * ipa-inline.c (inline_generate_summary): Make static.
1787 (inline_transform): Do not call inlining at -O0; make static.
1788 * passes.c (execute_todo): Add sanity check.
1789 (execute_one_ipa_transform_pass): Execute proper flags.
1791 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1793 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1794 (DECL_NONADDRESSABLE_P): Likewise.
1795 * alias.c (record_component_aliases): Fix comment.
1797 2008-05-01 Simon Baldwin <simonb@google.com>
1799 * c-common.h (warn_array_subscript_range): New function.
1800 * c-common.c (warn_array_subscript_range): Ditto.
1801 * tree-vrp.c (check_array_ref): Corrected code to agree with
1802 comment, ignoring only arrays of size 0 or size 1.
1803 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1805 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1807 * config/i386/i386.c (ix86_builtin_type): Replace
1808 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1809 (bdesc_args): Updated.
1810 (ix86_init_mmx_sse_builtins): Likewise.
1811 (ix86_expand_args_builtin): Likewise.
1813 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1816 * doc/extend.texi: Correct __builtin_ia32_palignr.
1818 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1821 * config/i386/i386.c (bdesc_crc32): Removed.
1822 (ix86_expand_crc32): Likewise.
1823 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1824 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1825 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1826 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1827 UINT_FTYPE_UINT_UCHAR.
1828 (bdesc_args): Updated. Add crc32 builtins.
1829 (ix86_init_mmx_sse_builtins): Updated.
1830 (ix86_expand_args_builtin): Updated to support subreg.
1832 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1834 2008-05-01 Jan Hubicka <jh@suse.cz>
1836 * tree-pass.h (opt_pass): Add IPA_PASS.
1837 (varpool_node, cgraph_node): Forward declare.
1838 (ipa_opt_pass): Define.
1839 (pass_ipa_inline): Turn into ipa_opt_pass.
1840 (pass_apply_inline): Remove.
1841 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1842 (apply_inline): Turn into ....
1843 (inline_transform): ... this one.
1844 (inline_generate_summary): New function.
1845 (pass_apply_inline): Remove.
1846 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1848 (struct function): Add ipa_transforms_to_apply.
1849 * passes.c (register_one_dump_file): Work on IPA_PASS.
1850 (init_optimization_passes): Remove pass_inline_parameters and
1852 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1853 (execute_one_pass) ... here; apply transforms when possible.
1854 (add_ipa_transform_pass, execute_ipa_summary_asses,
1855 execute_one_ipa_transform_pass): New.
1856 (execute_ipa_pass_list): Update for IPA_PASS type.
1858 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1860 * config/i386/i386.c (ix86_builtin_type): Add
1861 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1862 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1863 (bdesc_args): Add SSE4a builtins.
1864 (ix86_init_mmx_sse_builtins): Updated.
1865 (ix86_expand_args_builtin): Likewise.
1866 (ix86_expand_builtin): Likewise.
1868 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1870 * config/i386/i386.c (ix86_builtin_type): Add
1871 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1872 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1873 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1874 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1875 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1876 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1877 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1878 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1879 and DI_FTYPE_DI_DI_INT.
1880 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1881 (ix86_init_mmx_sse_builtins): Updated.
1882 (ix86_expand_args_builtin): Likewise.
1883 (ix86_expand_builtin): Likewise.
1884 (ix86_expand_binop_imm_builtin): Removed.
1886 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1888 2008-04-30 Richard Guenther <rguenther@suse.de>
1890 PR tree-optimization/32921
1891 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1893 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1895 * config/arm/arm.c (arm_unwind_emit): Use
1896 crtl->all_throwers_are_sibcalls instead of
1897 cfun->all_throwers_are_sibcalls.
1898 (arm_output_fn_unwind): Likewise.
1899 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1900 instead of cfun->uses_pic_offset_table.
1901 (frv_expand_prologue): Likewise.
1902 (frv_frame_pointer_required): Likewise.
1903 (frv_expand_fdpic_call): Likewise.
1904 (frv_emit_movsi): Likewise.
1905 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1906 cfun->returns_pcc_struct instead of
1907 current_function_returns_pcc_struct.
1908 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1909 instead of cfun->calls_eh_return.
1910 (m32c_pushm_popm): Likewise.
1911 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1912 "extern" declaration.
1914 2008-04-30 Richard Guenther <rguenther@suse.de>
1916 PR tree-optimization/21636
1917 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1919 (evaluate_stmt): Print the likely value.
1920 (ccp_visit_stmt): Avoid excessive vertical spacing.
1922 2008-04-30 Rafael Espindola <espindola@google.com>
1924 * builtins.c (fold_call_expr): Return realret.
1925 * tree-ssa-threadedge.c
1926 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1927 __builtin_object_size.
1929 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1931 * gcc.c (wrapper_string): New variable.
1932 (insert_wrapper): New function.
1933 (execute): New option -wrapper.
1934 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1936 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1938 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1939 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1940 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1942 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1943 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1944 config/rs6000/e500crtres64gprctr.asm,
1945 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1946 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1947 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1948 config/rs6000/e500crtsav64gprctr.asm,
1949 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1950 config/rs6000/e500crtsavg64gprctr.asm: New files.
1951 * config/rs6000/t-ppccomm: Add build rules for new files.
1952 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1953 * config/rs6000/t-netbsd: Add build rules for new files.
1954 (LIB2FUNCS_STATIC_EXTRA): New variable.
1955 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1956 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1957 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1959 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1961 * config/i386/i386.c (ix86_builtin_type): Add
1962 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1963 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1964 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1965 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1966 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1967 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1968 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1969 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1970 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1971 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1972 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1973 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1974 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1975 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1976 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1977 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1978 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1979 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1980 V1DI_FTYPE_V2SI_V2SI.
1981 (bdesc_2arg): Moved to ...
1983 (ix86_init_mmx_sse_builtins): Updated.
1984 (ix86_expand_args_builtin): Updated. Take a pointer
1985 to const struct builtin_description. Handle comparison
1987 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1988 (ix86_expand_builtin): Updated.
1990 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1991 (ssse3_pmaddubsw128): This.
1992 (ssse3_pmaddubswv4hi3): Renamed to ...
1993 (ssse3_pmaddubsw): This.
1995 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1996 (__builtin_ia32_packssdw128): Likewise.
1997 (__builtin_ia32_packuswb128): Likewise.
1998 (__builtin_ia32_pmaddubsw): Likewise.
1999 (__builtin_ia32_pmaddubsw128): Likewise.
2001 2008-04-30 Richard Guenther <rguenther@suse.de>
2003 PR tree-optimization/14847
2004 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
2005 (recognize_bits_test): Use it.
2006 (recognize_single_bit_test): Likewise.
2008 2008-04-30 Martin Jambor <mjambor@suse.cz>
2010 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
2011 instead of setting number of formal parameters to zero.
2012 (ipcp_init_stage): Do not set the number of actual parameters to zero
2014 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
2015 which are called with variable number of arguments.
2016 (ipcp_insert_stage): Explicitely skipping all nodes which are
2017 called with variable number of arguments.
2018 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
2019 number of parameters.
2021 * ipa-prop.h (struct ipa_node_params): Added flag
2022 called_with_var_arguments
2023 (ipa_set_param_count): Added. Changed sole setter to use it.
2024 (ipa_get_param_count): Added. All readers of param_count
2025 converted to use it instead.
2026 (ipa_set_called_with_variable_arg): Added.
2027 (ipa_is_called_with_var_arguments): Added.
2028 (ipa_get_ith_param): Added. All readers of param_decls converted
2030 (ipa_set_cs_argument_count): Added, sole writer to argument_count
2032 (ipa_get_cs_argument_count): Added, all readers of argument_count
2034 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
2037 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
2038 (struct ipcp_lattice): Renamed cval_type to type
2039 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
2041 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
2042 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
2043 (ipcp_insert_stage): Changed the type of variable cvalue to tree
2044 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
2045 (build_const_val): Changed the type of parameter cvalue to tree
2046 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
2047 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
2049 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
2052 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
2053 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
2054 (ipa_add_method): Renamed to ipa_push_func_to_list
2055 (ipa_remove_method): Renamed to ipa_pop_func_from_list
2056 (ipa_callsite_param_count): Removed.
2057 (ipa_callsite_param_count_set): Removed.
2058 (ipa_callsite_param): Removed.
2059 (ipa_callsite_callee): Removed.
2060 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
2061 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
2062 (ipa_method_formal_count): Removed.
2063 (ipa_method_formal_count_set): Removed.
2064 (ipa_method_get_tree): Removed.
2065 (ipa_method_tree_map_create): Removed.
2066 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
2067 (ipa_create_param_decls_array): Creates the array itself
2068 (ipa_create_param_decls_array): Temporary variable info instead of
2070 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
2071 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
2072 (get_type): Removed.
2073 (ipa_jf_get_info_type): Removed.
2074 (ipa_node_create): Renamed to ipa_create_node_params
2075 (ipa_free): Renamed to ipa_free_all_node_params
2076 (ipa_nodes_create): Renamed to ipa_create_all_node_params
2077 (ipa_edges_create): Renamed to ipa_create_all_edge_args
2078 (ipa_edges_free): Renamed to ipa_free_all_edge_args
2079 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
2080 (ipa_free_all_node_params): Deallocation to jump_functions moved to
2081 ipa_free_all_edge_args
2082 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
2083 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
2084 (ipa_create_methodlist_node): Removed.
2085 (ipa_methodlist_method): Removed.
2086 (ipa_methodlist_method_set): Removed.
2087 (ipa_methodlist_next_method): Removed.
2088 (ipa_methodlist_next_method_set): Removed.
2089 (ipa_method_is_modified): Removed.
2090 (ipa_method_modify_create): Removed.
2091 (ipa_method_modify_init): Temporary variable info instead of a few
2093 (ipa_detect_param_modifications): Temporary variable info instead of
2095 (ipa_compute_jump_functions): Temporary variable info instead of
2097 (ipa_method_modify_set): Removed.
2098 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2099 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2100 than craph_node as the first parameter.
2101 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2102 (ipa_method_modify_init): Removed.
2103 (ipa_compute_jump_functions): Added a temp variable instead of
2104 repeatadly dereferencing the cgraph_edge.aux pointer
2105 (ipa_callsite_param_set_type): Removed.
2106 (ipa_compute_jump_functions): i renamed to index and moved to
2108 (ipa_callsite_param_set_info_type_formal): Removed.
2109 (ipa_callsite_param_set_info_type): Removed.
2110 (ipa_callsite_param_map_create): Removed.
2111 (ipa_callsite_tree): Removed.
2112 (ipa_callsite_caller): Removed.
2113 (ipa_pop_func_from_list): return_method removed to return_func
2115 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2116 prefixed all values with IPA_. Changed all users.
2117 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2118 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2119 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2120 (union parameter_info): Renamed to jump_func_value.
2121 (union jump_func_value): Renamed value to constant
2122 (struct ipa_jump_func): Renamed info_type to value
2123 (struct ipa_node): Renamed to ipa_node_params
2124 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2125 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2126 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2127 (struct ipa_edge): Renamed to ipa_edge_args
2128 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2129 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2130 (struct ipa_methodlist): Renamed to ipa_func_list
2131 (struct ipa_func_list): method_p renamed to node, next_method
2133 (ipa_methodlist_p): Removed, switched all users to struct pointer
2134 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2136 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2138 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2139 (rs6000_emit_epilogue): Use backchain to restore only when we
2140 have a large frame. Make use of frame pointer to restore if we
2141 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2143 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2145 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2146 Add mode to zero_extract.
2147 (sign bit tests peepholes): (Ditto.).
2149 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2151 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2152 Instructions in comments with SSE3.
2153 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2154 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2155 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2156 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2157 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2158 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2159 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2160 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2161 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2162 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2163 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2164 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2165 (bdesc_sse_args): Renamed to ...
2166 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2167 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2168 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2170 (bdesc_1arg): Moved to ...
2172 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2173 Instructions in comments with SSE3.
2174 (ix86_expand_sse_operands_builtin): Renamed to ...
2175 (ix86_expand_args_builtin): This. Updated.
2176 (ix86_expand_unop1_builtin): Update comments.
2177 (ix86_expand_builtin): Updated.
2179 2008-04-29 Richard Guenther <rguenther@suse.de>
2181 PR tree-optimization/36078
2182 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2183 Update virtual SSA form after cleaning up the CFG.
2185 2008-04-29 Richard Guenther <rguenther@suse.de>
2188 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2190 2008-04-29 Richard Guenther <rguenther@suse.de>
2192 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2193 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2194 (compute_flow_insensitive_aliasing): Do not treat
2195 PTR_IS_REF_ALL pointers special.
2196 (get_smt_for): Likewise.
2197 (may_alias_p): Re-structure.
2198 (is_escape_site): A ref-all pointer conversion is not an escape site.
2199 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2200 PTR_IS_REF_ALL pointers special.
2201 * tree-ssa-structalias.h (struct alias_info): Remove
2202 ref_all_symbol_mem_tag field.
2203 (PTR_IS_REF_ALL): Remove.
2205 2008-04-29 Richard Guenther <rguenther@suse.de>
2208 * fold-const.c (extract_muldiv_1): In combining division constants
2209 make sure to never overflow.
2211 2008-04-29 Nick Clifton <nickc@redhat.com>
2213 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2215 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2218 * optc-gen.awk: Work around HP-UX/IA awk bug.
2220 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2222 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2225 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2228 * config/i386/i386.md
2229 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2230 Change operand 1 predicate to nonimmediate_operand.
2232 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2235 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2237 * gengtype.c (walk_type, write_func_for_structure): Handle
2239 * doc/gty.texi: Document chain_circular.
2241 2008-04-28 Richard Guenther <rguenther@suse.de>
2243 PR tree-optimization/36066
2244 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2247 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2250 * config/i386/i386.md
2251 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2252 Use match_scratch instead of match_operand for operands 3 and 4.
2254 2008-04-27 Richard Guenther <rguenther@suse.de>
2256 PR tree-optimization/18754
2257 PR tree-optimization/34223
2258 * tree-pass.h (pass_complete_unrolli): Declare.
2259 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2260 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2261 Rewrite loop into loop closed SSA form if it is not already.
2262 (tree_unroll_loops_completely): Re-structure to iterate over
2263 innermost loops with intermediate CFG cleanups.
2264 Unroll outermost loops only if requested or the code does not grow
2266 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2267 loops are available.
2268 (tree_vectorize): Instead do so here.
2269 (tree_complete_unroll): Also unroll outermost loops.
2270 (tree_complete_unroll_inner): New function.
2271 (gate_tree_complete_unroll_inner): Likewise.
2272 (pass_complete_unrolli): New pass.
2273 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2274 uses outside of the loop.
2275 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2276 form if it is available.
2277 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2278 * passes.c (init_optimization_passes): Schedule complete inner
2279 loop unrolling pass before the first CCP pass after final inlining.
2281 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2283 * targhooks.h (default_emutls_var_fields,
2284 default_emutls_var_init): Declare.
2285 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2286 * target.h (struct gcc_target): Add struct emutls member.
2287 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2288 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2289 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2290 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2291 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2292 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2293 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2294 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2295 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2296 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2297 emit debug information.
2298 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2299 * varasm.c: Include targhooks.h.
2300 (emutls_object_section, emutls_tmpl_section): New.
2301 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2302 (EMUTLS_SEPARATOR): New.
2304 (get_emutls_object_name): New.
2305 (default_emutls_var_fields): New, broken out of ...
2306 (get_emutls_object_type): ... here. Adjust to use target hooks.
2307 (get_emutls_init_templ_addr): Adjust to use target hooks.
2308 (emutls_decl): Adjust to use target hooks.
2309 (emutls_finish): Likewise.
2310 (default_emutls_var_init): New, broken out of ...
2311 (assemble_variable): ... here. Adjust to use target hooks.
2312 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2314 * c-common.c (handle_section_attribute): Prevent overriding
2315 sections for emulated tls with special sections.
2316 * config/i386/i386.c (x86_64_elf_select_section): Add
2317 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2318 (x86_64_elf_unique_section): Likewise.
2319 * config/vxworks.c: Include tree.h.
2320 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2321 (vxworks_override_options): Set TLS scheme.
2322 * doc/tm.texi (Emulated TLS): New node.
2324 2008-04-26 Simon Baldwin <simonb@google.com>
2327 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2328 with propagated string constants.
2330 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2332 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2333 constraint for operand 2 when operand 0 is memory operand.
2334 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2335 operand 0 is memory operand.
2336 (fix_trunc<mode>_i387_with_temp): Ditto.
2337 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2338 operand 2 when operand 1 is memory operand.
2339 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2340 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2341 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2342 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2343 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2344 operands 2,3 and 4 when operand 1 is memory operand.
2345 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2347 (fistdi2_floor_with_temp): Ditto.
2348 (fist<mode>2_floor_with_temp): Ditto.
2349 (fistdi2_ceil_with_temp): Ditto.
2350 (fist<mode>2_ceil_with_temp): Ditto.
2351 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2353 2008-04-26 David Daney <ddaney@avtrex.com>
2355 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2357 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2358 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2359 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2360 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2361 (compare_and_swap_12): New insn.
2362 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2363 * config/mips/mips.c (mips_force_binary): New function.
2364 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2365 (mips_expand_compare_and_swap_12): New function.
2366 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2368 2008-04-25 Jan Hubicka <jh@suse.cz>
2371 * cfgexpand.c (pass_expand): Turn into RTL pass.
2372 * passes.c (execute_one_pass): Do pass typechecking after execution.
2373 * tree-pass.h (pass_expand): Turn into RTL pass.
2375 * function.h (struct rtl_data): Move here fields
2376 accesses_prior_frames, calls_eh_return, saves_all_registers,
2377 has_nonlocal_goto, has_asm_statement, is_thunk,
2378 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2379 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2380 arg_pointer_save_area_init from struct function; turn into bool.
2381 (struct function): Move
2382 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2383 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2384 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2385 tail_call_emit, arg_pointer_save_area_init
2386 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2387 (current_function_returns_struct, current_function_returns_pcc_struct,
2388 current_function_calls_setjmp, current_function_calls_alloca,
2389 current_function_accesses_prior_frames,
2390 current_function_calls_eh_return, current_function_is_thunk,
2391 current_function_stdarg, current_function_profile,
2392 current_function_limit_stack, current_function_uses_pic_offset_table,
2393 current_function_uses_const_pool, current_function_has_nonlocal_label,
2394 current_function_saves_all_registers,
2395 current_function_has_nonlocal_goto,
2396 current_function_has_asm_statement): Remove accesor macros.
2397 * ra-conflict.c (global_conflicts): Update.
2398 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2399 (suitable_for_tail_call_opt_p): Update.
2400 * builtins.c (expand_builtin_return_addr): Update.
2401 (expand_builtin_setjmp_setup): Update.
2402 (expand_builtin_nonlocal_goto): Update.
2403 * final.c (final_start_function): Update.
2404 (profile_function): Update.
2405 (leaf_function_p): Update.
2406 (only_leaf_regs_used): Update.
2407 * df-scan.c (df_get_exit_block_use_set): Update.
2408 * dojump.c (clear_pending_stack_adjust): Update.
2409 * tree-stdarg.c (gate_optimize_stdarg): Update.
2410 * gimple-low.c (lower_function_body): Update.
2411 * global.c (compute_regsets): Update.
2412 (global_alloc): Update.
2413 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2414 * expr.c (expand_assignment): Update.
2415 * dse.c (dse_step0): Update.
2416 (dse_step1): Update.
2417 * c-decl.c (store_parm_decls): Update.
2418 * local-alloc.c (combine_regs): Update.
2419 (find_free_reg): Update.
2420 * function.c (assign_parms_augmented_arg_list): Update.
2421 (assign_parm_find_data_types): Update.
2422 (assign_parms): Update.
2423 (allocate_struct_function): Update.
2424 (expand_function_start): Update.
2425 (expand_function_end): Update.
2426 (get_arg_pointer_save_area): Update.
2427 (thread_prologue_and_epilogue_insns): Update.
2428 (rest_of_match_asm_constraints): Update.
2429 * stor-layout.c (variable_size): Update.
2430 * gcse.c (gcse_main): Update.
2431 (bypass_jumps): Update.
2432 * gimplify.c (gimplify_function_tree): Update.
2433 * calls.c (emit_call_1): Update.
2434 (expand_call): Update.
2435 * bt-load.c (compute_defs_uses_and_gen): Update.
2436 * except.c (sjlj_assign_call_site_values): Update.
2437 (sjlj_emit_function_enter): Update.
2438 (can_throw_external): Update.
2439 (set_nothrow_function_flags): Update.
2440 (expand_builtin_unwind_init): Update.
2441 (expand_eh_return): Update.
2442 (convert_to_eh_region_ranges): Update.
2443 (output_function_exception_table): Update.
2444 * emit-rtl.c (gen_tmp_stack_mem): Update.
2445 * cfgexpand.c (expand_used_vars): Update.
2446 (tree_expand_cfg): Update.
2447 * cfgcleanup.c (rest_of_handle_jump): Update.
2448 * explow.c (allocate_dynamic_stack_space): Update.
2449 * varasm.c (assemble_start_function): Update.
2450 (force_const_mem): Update.
2451 (mark_constant_pool): Update.
2452 * tree-optimize.c (tree_rest_of_compilation): Update.
2453 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2454 * tree-cfg.c (notice_special_calls): Update.
2455 (is_ctrl_altering_stmt): Update.
2456 (tree_can_make_abnormal_goto): Update.
2457 (tree_purge_dead_abnormal_call_edges): Update.
2458 * config/alpha/predicates.md: Update.
2459 * config/alpha/alpha.c (alpha_sa_mask): Update.
2460 (alpha_sa_size): Update.
2461 (alpha_does_function_need_gp): Update.
2462 (alpha_expand_prologue): Update.
2463 (alpha_start_function): Update.
2464 (alpha_output_function_end_prologue): Update.
2465 (alpha_expand_epilogue): Update.
2466 * config/frv/frv.c (frv_stack_info): Update.
2467 (frv_expand_epilogue): Update.
2468 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2469 (s390_register_info): Update.
2470 (s390_frame_info): Update.
2471 (s390_init_frame_layout): Update.
2472 (s390_can_eliminate): Update.
2473 (save_gprs): Update.
2474 * config/spu/spu.c (spu_split_immediate): Update.
2475 (need_to_save_reg): Update.
2476 (spu_expand_prologue): Update.
2477 (spu_expand_epilogue): Update.
2478 * config/sparc/sparc.md: Update.
2479 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2480 (sparc_tls_got): Update.
2481 (legitimize_pic_address): Update.
2482 (sparc_emit_call_insn): Update.
2483 (sparc_expand_prologue): Update.
2484 (output_return): Update.
2485 (print_operand): Update.
2486 (sparc_function_ok_for_sibcall): Update.
2487 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2488 * config/m32r/m32r.md: Update.
2489 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2490 (m32r_compute_frame_size): Update.
2491 (m32r_expand_prologue): Update.
2492 (m32r_expand_epilogue): Update.
2493 (m32r_legitimize_pic_address): Update.
2494 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2495 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2496 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2498 (ix86_save_reg): Update.
2499 (ix86_compute_frame_layout): Update.
2500 (ix86_expand_prologue): Update.
2501 (ix86_expand_epilogue): Update.
2502 * config/sh/sh.c (output_stack_adjust): Update.
2503 (calc_live_regs): Update.
2504 (sh5_schedule_saves): Update.
2505 (sh_expand_prologue): Update.
2506 (sh_expand_epilogue): Update.
2507 (sh_setup_incoming_varargs): Update.
2508 (sh_allocate_initial_value): Update.
2509 (sh_get_pr_initial_val): Update.
2510 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2511 * config/sh/sh.md (label:): Update.
2512 * config/avr/avr.c (out_movhi_mr_r): Update.
2513 * config/crx/crx.h (enum): Update.
2514 * config/xtensa/xtensa.h (along): Update.
2515 * config/stormy16/stormy16.c Update.
2516 (xstormy16_compute_stack_layout): Update.
2517 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2518 (fr30_expand_prologue): Update.
2519 * config/cris/cris.c (cris_conditional_register_usage): Update.
2520 (cris_reg_saved_in_regsave_area): Update.
2521 (cris_initial_frame_pointer_offset): Update.
2522 (cris_simple_epilogue): Update.
2523 (cris_expand_prologue): Update.
2524 (cris_expand_epilogue): Update.
2525 (cris_expand_pic_call_address): Update.
2526 (cris_asm_output_symbol_ref): Update.
2527 (cris_asm_output_label_ref): Update.
2528 * config/cris/cris.md Update.
2529 * config/iq2000/iq2000.c (compute_frame_size): Update.
2530 (iq2000_expand_epilogue): Update.
2531 * config/mt/mt.h (save_direction): Update.
2532 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2533 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2534 (ia64_secondary_reload_class): Update.
2535 * config/m68k/m68k.c (m68k_save_reg): Update.
2536 (m68k_expand_prologue): Update.
2537 (m68k_expand_epilogue): Update.
2538 (legitimize_pic_address): Update.
2539 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2540 (first_reg_to_save): Update.
2541 (first_altivec_reg_to_save): Update.
2542 (compute_vrsave_mask): Update.
2543 (compute_save_world_info): Update.
2544 (rs6000_stack_info): Update.
2545 (spe_func_has_64bit_regs_p): Update.
2546 (rs6000_ra_ever_killed): Update.
2547 (rs6000_emit_eh_reg_restore): Update.
2548 (rs6000_emit_allocate_stack): Update.
2549 (rs6000_emit_prologue): Update.
2550 (rs6000_emit_epilogue): Update.
2551 (rs6000_output_function_epilogue): Update.
2552 (output_profile_hook): Update.
2553 (rs6000_elf_declare_function_name): Update.
2554 * config/rs6000/rs6000.h (rs6000_args): Update.
2555 * config/rs6000/rs6000.md: Update.
2556 * config/mcore/mcore.c (mcore_expand_prolog): Update.
2557 * config/arc/arc.c (arc_output_function_epilogue): Update.
2558 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
2559 * config/darwin.c (machopic_function_base_name): Update.
2560 * config/score/score3.c (score3_compute_frame_size): Update.
2563 (score3_epilogue): Update.
2564 * config/score/score7.c (score7_compute_frame_size): Update.
2565 (score7_prologue): Update.
2566 (score7_epilogue): Update.
2567 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
2568 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2569 * config/arm/arm.c (use_return_insn): Update.
2570 (require_pic_register): Update.
2571 (arm_load_pic_register): Update.
2572 (arm_compute_save_reg0_reg12_mask): Update.
2573 (arm_compute_save_reg_mask): Update.
2574 (thumb1_compute_save_reg_mask): Update.
2575 (output_return_instruction): Update.
2576 (arm_output_function_prologue): Update.
2577 (arm_output_epilogue): Update.
2578 (arm_get_frame_offsets): Update.
2579 (arm_expand_prologue): Update.
2580 (thumb_pushpop): Update.
2581 (thumb_exit): Update.
2582 (thumb1_expand_prologue): Update.
2583 (thumb1_expand_epilogue): Update.
2584 (arm_unwind_emit): Update.
2585 (arm_output_fn_unwind): Update.
2586 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2587 * config/arm/arm.md: Update.
2588 * config/pa/pa.md: Update.
2589 * config/pa/pa.c (legitimize_pic_address): Update.
2590 (compute_frame_size): Update.
2591 (hppa_expand_prologue): Update.
2592 (hppa_expand_epilogue): Update.
2593 (borx_reg_operand): Update.
2594 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2595 (HARD_REGNO_RENAME_OK): Update.
2596 * config/mips/mips.c (mips_global_pointer): Update.
2597 (mips_save_reg_p): Update.
2598 (mips_compute_frame_info): Update.
2599 (mips_frame_pointer_required): Update.
2600 (mips_expand_prologue): Update.
2601 (mips_expand_epilogue): Update.
2602 (mips_can_use_return_insn): Update.
2603 (mips_reorg_process_insns): Update.
2604 * config/v850/v850.c (compute_register_save_size): Update.
2605 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2606 * config/mmix/mmix.c (along): Update.
2607 (mmix_expand_epilogue): Update.
2608 * config/bfin/bfin.c (legitimize_pic_address): Update.
2609 (must_save_p): Update.
2610 (stack_frame_needed_p): Update.
2611 (add_to_reg): Update.
2612 (bfin_expand_prologue): Update.
2613 * stmt.c (expand_asm_operands): Update.
2614 * reload1.c (reload): Update.
2615 (init_elim_table): Update.
2617 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2619 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2621 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2623 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2624 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2625 (mov<mode>): Removed.
2626 (*movv4sf_internal): Likewise.
2627 (*movv2df_internal): Likewise.
2629 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2631 * config.gcc (crx-*-elf): Remove deprecation.
2633 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2635 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2636 __gcc_deregister_frame with atexit.
2637 (deregister_frame_dtor): Remove.
2639 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2640 Nathan Sidwell <nathan@codesourcery.com>
2642 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2644 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2645 (rs6000_isel): Likewise.
2646 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2647 (rs6000_isel): New variable.
2648 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2650 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2653 * c-common.c (handle_vector_size_attribute): Call
2654 lang_hooks.types.reconstruct_complex_type instead of
2655 reconstruct_complex_type.
2656 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2657 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2658 * langhooks.h (struct lang_hooks_for_types): Add
2659 reconstruct_complex_type hook.
2660 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2661 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2663 2008-04-24 Richard Guenther <rguenther@suse.de>
2665 * c-common.h (check_builtin_function_arguments): Declare.
2666 * c-common.c (validate_nargs): New function.
2667 (check_builtin_function_arguments): Likewise.
2668 * c-typeck.c (build_function_call): Call
2669 check_builtin_function_arguments.
2670 * builtins.c (fold_builtin_classify): Remove error reporting code.
2671 (fold_builtin_unordered_cmp): Likewise.
2672 (fold_builtin_1): Likewise.
2673 (fold_builtin_n): Likewise.
2675 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2677 PR tree-optimization/36008
2678 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2679 the original op1, rather than delta by step.
2681 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2682 Sebastian Pop <sebastian.pop@amd.com>
2684 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2685 eliminate_local_variables_stmt, eliminate_local_variables,
2686 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2687 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2688 of code delimited by two edges in the CFG.
2689 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2690 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2691 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2692 the case of parallelisation of reductions.
2693 (expr_invariant_in_region_p): New.
2695 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2696 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2698 2008-04-24 Ira Rosen <irar@il.ibm.com>
2699 Richard Guenther <rguenther@suse.de>
2701 PR tree-optimization/36034
2702 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2703 incapable of dealing with loads with gaps.
2705 2008-04-24 Rafael Espindola <espindola@google.com>
2707 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2708 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2709 vrp_evaluate_conditional.
2710 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2711 (vrp_evaluate_conditional): Split the cond argument.
2712 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2713 (simplify_stmt_for_jump_threading): Update call to
2714 vrp_evaluate_conditional.
2716 2008-04-24 Ira Rosen <irar@il.ibm.com>
2718 PR tree-optimization/35982
2719 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2720 interleaved data-refs are of the same type.
2722 2008-04-24 Danny Smith <dannysmith@users.net>
2724 * c-format.c (check_format_info_main): Use strncmp rather than a
2725 magic prefix to handle multichar length specs.
2726 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2727 Don't prefix "I64" and "I32" with '\0'.
2729 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2732 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2733 in registers for -m32 only if stdarg_p (fntype).
2735 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2737 PR rtl-optimization/36006
2738 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2739 temp to op0 in order to avoid invalid rtx sharing.
2741 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2743 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2744 check TREE_INVARIANT.
2745 * tree-gimple.c (is_gimple_address): New.
2746 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2747 * tree-gimple.h (is_gimple_address): New.
2748 * tree.h (decl_address_invariant_p): New.
2749 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2750 (build_string): Likewise.
2751 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2752 (tree_invariant_p_1): Likewise.
2753 (save_expr): Use it.
2754 (tree_invariant_p): New.
2755 (skip_simple_arithmetic): Use it.
2756 (stabilize_reference_1): Use it.
2757 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2759 (build1_stat): Drop code to compute TREE_INVARIANT.
2760 (build2_stat): Drop code to compute TREE_INVARIANT.
2761 (build3_stat): Drop code to compute TREE_INVARIANT.
2762 (build4_stat): Drop code to compute TREE_INVARIANT.
2763 (build5_stat): Drop code to compute TREE_INVARIANT.
2764 (build7_stat): Drop code to compute TREE_INVARIANT.
2765 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2766 * tree.h (struct tree_base): Remove invariant_flag.
2767 (TREE_INVARIANT): Remove.
2768 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2769 (fold_builtin_expect): Check TREE_CONSTANT.
2770 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2771 * c-tree.h (c_expr_to_decl): Drop third parameter.
2772 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2773 (build_c_cast): Don't set TREE_INVARIANT.
2774 (pop_init_level): Don't set TREE_INVARIANT.
2775 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2776 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2778 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2779 (gimplify_addr_expr): Adjust comment.
2780 * tree-mudflap.c (mf_build_string):
2781 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2782 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2783 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2784 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2785 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2786 * langhooks.h (struct lang_hooks): Drop third parameter from
2789 2008-04-23 Richard Guenther <rguenther@suse.de>
2791 PR tree-optimization/27799
2792 PR tree-optimization/32921
2793 PR tree-optimization/32624
2794 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2795 SMTs aliases and the tag itself into the solution.
2796 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2797 merge the points-to solution back into the SMT aliases.
2798 (may_alias_p): Use alias_set_subset_of instead of
2799 aliases_conflict_p. A pointer which points to
2800 memory with alias set zero may access any variable.
2802 2008-04-23 Richard Guenther <rguenther@suse.de>
2804 * alias.c (alias_set_subset_of): Correctly handle asking
2805 if zero is a subset of an alias set with zero child.
2806 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2807 (compute_flow_insensitive_aliasing): Correctly walk all
2808 pointers. Do not unnecessarily union sets.
2810 2008-04-23 Richard Guenther <rguenther@suse.de>
2813 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2815 2008-04-22 Tomas Bily <tbily@suse.cz>
2817 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2819 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2821 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2822 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2823 * tree-inline.c (estimate_num_insns_1): Likewise.
2824 * varasm.c (const_hash_1, compare_constant, copy_constant)
2825 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2826 * emit-rtl.c (component_ref_for_mem_expr)
2827 (set_mem_attributes_minus_bitpos): Likewise.
2828 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2829 (is_aligning_offset): Likewise.
2830 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2831 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2832 * dojump.c (do_jump): Likewise.
2833 * builtins.c (get_pointer_alignment, get_memory_rtx)
2834 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2835 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2837 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2839 PR rtl-optimization/36017
2840 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2841 expanding the library call.
2843 2008-04-22 Ian Lance Taylor <iant@google.com>
2845 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2848 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2850 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2851 of LR/CTR moves for Power6.
2853 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2856 * passes.c (init_optimization_passes): Remove
2857 pass_fast_rtl_byte_dce.
2859 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2862 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2863 builtin functions to generate faster code.
2864 (_mm_cvtpu16_ps): Ditto.
2865 (_mm_cvtpi32x2_ps): Ditto.
2867 2008-04-22 Nick Clifton <nickc@redhat.com>
2869 * common.opt (ftree-loop-distribution): Add Optimization
2872 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2873 (frv_expand_builtin_va_start): Likewise.
2875 * config/arm/arm.c (thumb_find_work_register): Fix location of
2876 argument register count.
2878 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2880 Support scheduling for ColdFire V1 and V3 microarchitecture.
2881 Improve scheduling of multiplication instructions.
2883 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2884 (mac): New instruction attribute.
2885 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2886 (m68k_sched_mac): New variable.
2887 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2888 Handle cfv1 and cfv3.
2889 (max_insn_size): New static variable.
2890 (struct _sched_ib): New type.
2891 (sched_ib): New static variable.
2892 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2893 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2894 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2896 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2897 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2898 new variables. Update.
2899 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2900 Add modeling of cfv3 instruction buffer. Update.
2901 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2902 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2903 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2904 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2905 a particular reservation applies to.
2906 (type2): Reorganize attribute values. Rename alu to alu_reg,
2907 alu_l to alu, move_l to omove. Join move to alu. Split mul
2909 (cf_ib_*): Simplify description of instruction buffer.
2910 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2911 (cf_mem): Split into cf_mem1 and cf_mem2.
2912 (cf_v2_move_??): Rename to cfv12_alu_??.
2913 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2914 (cf_v2_mul_??): Remove reservations.
2915 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2916 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2917 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2919 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2920 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2921 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2922 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2923 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2924 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2925 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2926 expansions of the above reservations for instructions of sizes
2929 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2931 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2933 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2935 * coverage.c: Include tree-pass.h.
2936 (coverage_counter_alloc): Print da_file_name to the dump file.
2938 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2940 * sbitmap.c (sbitmap_range_empty_p): New function.
2941 * sbitmap.h (sbitmap_range_empty_p): New function.
2942 * bitmap.h: Now includes obstack.h.
2944 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2945 Kenneth Zadeck <zadeck@naturalbridge.com>
2947 * dbgcnt.def (ra_byte_scan): Added.
2948 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2949 when the last hit happens for a counter.
2950 * timevar.def (TV_DF_BYTE_LR): New variable.
2951 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2952 * passes.c (pass_fast_rtl_byte_dce): New pass.
2953 * fwprop.c (update_df): Added mode to call df_ref_create.
2954 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2955 DF_REF_EXTRACT_OFFSET.
2956 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2957 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2959 (df_ref_extract): Added mode field.
2960 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2961 DF_REF_EXTRACT_OFFSET.
2962 (DF_REF_EXTRACT_MODE): New macro.
2963 (df_byte_lr_bb_info): New structure.
2964 (df_print_byte_regset, df_compute_accessed_bytes,
2965 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2966 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2967 df_byte_lr_simulate_uses,
2968 df_byte_lr_simulate_artificial_refs_at_top,
2969 df_byte_lr_simulate_artificial_refs_at_end,
2970 df_compute_accessed_bytes): New function.
2971 (df_ref_create): Add parameter.
2972 (df_byte_lr_get_bb_info): New inline function.
2973 * df-scan.c (df_ref_record, df_uses_record,
2974 df_ref_create_structure): Added mode parameter.
2975 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2976 df_defs_record, df_uses_record, df_get_conditional_uses,
2977 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2978 df_entry_block_defs_collect, df_exit_block_uses_collect):
2979 Added mode parameter to calls to df_ref_record, df_uses_record,
2980 df_ref_create_structure.
2981 (df_ref_equal_p, df_ref_compare): Added test for modes.
2982 (df_ref_create_structure): Added code to set mode. Renamed
2983 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2984 DF_REF_EXTRACT_OFFSET.
2985 * df-core.c (df_print_byte_regset): New function.
2986 * df-byte-scan.c: New file.
2987 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2988 calls to BITMAP_FREE.
2989 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2990 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2991 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2992 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2993 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2994 df_byte_lr_local_compute, df_byte_lr_init,
2995 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2996 df_byte_lr_transfer_function, df_byte_lr_free,
2997 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2998 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2999 df_byte_lr_simulate_uses,
3000 df_byte_lr_simulate_artificial_refs_at_top,
3001 df_byte_lr_simulate_artificial_refs_at_end): New function.
3002 * dce.c (byte_dce_process_block): New function.
3003 (dce_process_block): au is now passed in rather than computed
3004 locally. Changed loops that look at artificial defs to not look
3005 for conditional or partial ones, because there never are any.
3006 (fast_dce): Now is able to drive byte_dce_process_block or
3007 dce_process_block depending on the kind of dce being done.
3008 (rest_of_handle_fast_dce): Add parameter to fast_dce.
3009 (rest_of_handle_fast_byte_dce): New function.
3010 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
3011 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
3013 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
3016 * gcc.h: Added fortran options that take arguments to
3017 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
3020 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
3022 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
3023 scalarization if on the LHS and not a full access.
3025 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3027 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
3029 2008-04-18 Rafael Espindola <espindola@google.com>
3031 * tree-vrp.c (find_case_label_index): Fix the binary search.
3032 (find_case_label_range): New.
3033 (vrp_visit_switch_stmt): Use find_case_label_range.
3034 (simplify_switch_using_ranges): Use find_case_label_range.
3036 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
3038 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
3039 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
3041 2008-04-18 Tom Tromey <tromey@redhat.com>
3044 * doc/cpp.texi (Implementation-defined behavior): Mention
3047 2008-04-18 Ian Lance Taylor <iant@google.com>
3049 * fold-const.c (pointer_may_wrap_p): New static function.
3050 (fold_comparison): Add another test for pointer overflow. Use
3051 pointer_may_wrap_p to disable some false positives.
3053 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
3055 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
3056 (fname_as_string): Match updated cpp_interpret_string prototype.
3057 (fix_string_type): Support char16_t* and char32_t*.
3058 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
3059 derivative) nodes. Register as builtin if C++0x.
3060 (c_parse_error): Support CPP_CHAR{16,32}.
3061 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
3062 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
3063 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
3064 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
3065 CTI_CHAR32_ARRAY_TYPE>: New elements.
3066 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
3067 char32_type_node, signed_char32_type_node, char16_array_type_node,
3068 char32_array_type_node): New defines.
3069 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
3070 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
3071 (lex_string): Support CPP_STRING{16,32}, match updated
3072 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
3073 (lex_charconst): Support CPP_CHAR{16,32}.
3074 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
3075 and CPP_STRING{16,32}.
3077 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
3080 * aclocal.m4: Regenerate.
3081 * configure: Regenerate.
3083 2008-04-18 Jan Hubicka <jh@suse.cz>
3085 * except.c (dw2_size_of_call_site_table,
3086 sjlj_size_of_call_site_table): Use vector API for call_site_record.
3088 * cgraphbuild.c (build_cgraph_edges): Update.
3089 * tree-pass.h: Update comment.
3090 * final.c (leaf_function_p): Update.
3091 (leaf_renumber_regs): Update.
3092 (rest_of_clean_state): Update.
3093 * omp-low.c (expand_omp_parallel): Update.
3094 * ipa-reference.c (analyze_function): Update.
3095 * reorg.c (find_end_label): Update.
3096 (optimize_skip): Update.
3097 (fill_simple_delay_slots): Update.
3098 (fill_simple_delay_slots): Update.
3099 (make_return_insns): Update.
3100 (dbr_schedule): Update.
3101 * gimple-low.c (record_vars_into): Update.
3102 * cfgbuild.c (make_edges): Update.
3103 * function.c (assign_stack_local): Update.
3104 (assign_parm_adjust_stack_rtl): Update.
3105 (locate_and_pad_parm): Update.
3106 (allocate_struct_function): Do not initialize stack_alignment_needed
3107 and preferred_stack_boundary here.
3108 (stack_protect_prologue): Update.
3109 (stack_protect_epilogue): Update.
3110 (expand_function_start): Initialize stack_alignment_needed,
3111 preferred_stack_boundary and max_jumptable_ents.
3112 (expand_function_end): Update.
3113 (free_after_compilation): Do not NULLify epilogue_delay_list.
3114 * function.h (struct rtl_data): Add stack_protect_guard,
3115 stack_alignment_needed,
3116 preferred_stack_boundary, epilogue_delay_list.
3117 (struct function): Remove value_histograms, stack_alignment_needed,
3118 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3120 unexpanded_var_list, stack_protect_guard.
3121 (current_function_epilogue_delay_list): Remove.
3122 * ipa-type-escape.c (analyze_function): Update.
3123 * gimplify.c (pop_gimplify_context): Update comment.
3124 * calls.c (expand_call): Update.
3125 (emit_library_call_value_1): Update.
3126 * except.c (set_nothrow_function_flags): Update.
3127 * cfgexpand.c (get_decl_align_unit): Update.
3128 (create_stack_guard): Update.
3129 (estimated_stack_frame_size): Update.
3130 (expand_used_vars): Update.
3131 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3132 * explow.c (allocate_dynamic_stack_space): Update.
3133 * tree-ssa-live.c (remove_unused_locals): Update.
3134 * varasm.c (mark_constant_pool): Update.
3135 * tree-inline.c (remap_decls): Update.
3136 (initialize_cfun): Update.
3137 (declare_return_variable): Update.
3138 (inline_forbidden_p): Update.
3139 (expand_call_inline): Update.
3140 (declare_inline_vars): Update.
3141 (tree_function_versioning): Update.
3142 * tree-flow.h (value_histograms): New.
3143 (VALUE_HISTOGRAMS): New macro.
3144 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3146 * tree-cfg.c (set_bb_for_stmt): Update.
3147 (replace_by_duplicate_decl): Update.
3148 (move_block_to_fn): Update.
3149 (new_label_mapper): Update.
3150 (dump_function_to_file): Update.
3151 * ipa-struct-reorg.c (build_data_structure): Update.
3152 * cfgrtl.c (print_rtl_with_bb): Update.
3153 * reload1.c (reload): Update.
3155 * config/i386/i386.c (setup_incoming_varargs_64,
3156 ix86_compute_frame_layout): Update.
3157 * config/arc/arc.c (arc_output_function_epilogue): Update.
3159 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3161 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3162 for FreeBSD as well.
3163 * gthr-posix95.h: Likewise.
3165 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3167 PR rtl-optimization/35838
3168 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3169 out the byte offset of the first subreg.
3171 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3173 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3174 to split_ti instead of three separate calls with single member arrays.
3175 (subti3 splitter): Ditto.
3176 (adddi3 splitter): Ditto with split_di.
3177 (subdi3 splitter): Ditto.
3178 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3179 two separate calls with single member arrays. Swap match_dup
3180 operands 1 and 2 to better fit into the array.
3181 (negdi2 splitter): Ditto with split_di.
3182 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3183 two separate calls with single member arrays. Swap match_dup operands
3184 6 and 7 to better fit into the array.
3186 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3188 * config/i386/i386.c (sse_builtin_type): New.
3189 (bdesc_sse_args): Likewise.
3190 (bdesc_sse_3arg): Removed.
3191 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3192 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3193 IX86_BUILTIN_ROUNDPS.
3194 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3195 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3196 IX86_BUILTIN_ROUNDPS.
3197 (ix86_expand_sse_4_operands_builtin): Removed.
3198 (ix86_expand_sse_operands_builtin): New.
3199 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3200 and CODE_FOR_sse4_1_roundps.
3201 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3202 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3204 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3207 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3208 regs before frame pop when needed. If use_backchain_to_restore_sp
3209 then load backchain into a temp reg to restore vr and vrsave. Add
3210 code to restore vr after frame pop if possible.
3212 2008-04-17 Richard Guenther <rguenther@suse.de>
3214 * tree-vn.c (expressions_equal_p): Do not check type
3215 equality or compatibility before calling operand_equal_p.
3216 * fold-const.c (operand_equal_p): Check equivalence of
3217 integer constants before bailing out due to signedness or
3218 precision differences.
3219 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3220 spurious differences in type qualification. Ignore types
3221 for COMPONENT_REFs at all.
3223 2008-04-17 Christian Bruel <christian.bruel@st.com>
3225 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3226 msw_skip comparison.
3228 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3231 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3234 PR tree-optimization/35899
3235 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3236 rather than TREE_OPERAND.
3238 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3241 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3242 temporary registers. Change operand predicate to general_operand.
3243 (remainderxf3): Ditto.
3245 2008-04-16 Richard Guenther <rguenther@suse.de>
3247 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3248 * tree-affine.c (aff_combination_expand): Look through some
3251 2008-04-15 Doug Kwan <dougkwan@google.com>
3253 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3255 * tree-pretty-print.c (dump_generic_node): Ditto.
3256 * final.c (output_addr_const): Ditto.
3257 * dwarf2out.c (output_cfi): Ditto.
3258 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3259 * print-rtl.c (print_rtx): Ditto.
3260 * print-tree.c (print_node_brief, print_node): Ditto.
3261 * c-common.c (match_case_to_enum_1): Ditto.
3262 * sched-vis.c (print_value): Ditto.
3263 * config/i386/i386.c (print_operand): Cast to long unsigned int
3266 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3267 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3268 MS Windows VirtualProtect function.
3270 2008-04-15 Jan Hubicka <jh@suse.cz>
3272 * gengtype.c (write_root): Param_is argument is OK.
3273 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3274 * function.h: Include varray.h
3275 (rtl_eh): New stucture based on except.c one.
3276 (call_site_record): New forward declaration and vector type.
3277 * calls.c (emit_call_1): Do not call
3278 note_current_region_may_contain_throw.
3279 * except.c (eh_status): Remove cur_region, try_region since they are
3281 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3282 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3283 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3284 Remove call_site_data_used, call_site_data_size.
3285 Turn call_site_record into vector in function.h.
3286 (note_current_region_may_contain_throw): Remove.
3287 (get_exception_pointer, get_exception_filter): Do not take struct
3288 function argument; update.
3289 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3290 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3291 build_post_landing_pads, dw2_build_landing_pads,
3292 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3293 sjlj_emit_function_enter, sjlj_emit_function_enter,
3294 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3295 sjlj_build_landing_pads, finish_eh_generation,
3296 remove_exception_handler_label, remove_eh_handler,
3297 maybe_remove_eh_handler, add_reachable_handler,
3298 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3299 add_action_record, collect_one_action_chain, add_call_site,
3300 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3301 sjlj_output_call_site_table, output_function_exception_table,
3302 * except.h (note_current_region_may_contain_throw): Remove
3303 (get_exception_pointer, get_exception_filter): Do not take struct
3305 * Makefile.in (GTFILES): Put varargs before struct function.
3307 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3309 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3310 punt for STRING_CST.
3311 (get_constraint_for): Deal with STRING_CST here instead.
3313 2008-04-15 Richard Guenther <rguenther@suse.de>
3315 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3316 statements in a basic-block with a backward walk. Do not
3317 substitute into dead statements but instead remove those.
3319 2008-04-15 Richard Guenther <rguenther@suse.de>
3321 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3322 to zero, thus disable creation of SFTs.
3324 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3326 * tree-predcom.c (suitable_reference_p): Return false if the
3327 reference can throw.
3329 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3332 * c-decl.c (finish_decl): If extern or static var has variable
3333 size, set TREE_TYPE (decl) to error_mark_node.
3335 2008-04-15 Rafael Espindola <espindola@google.com>
3337 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3340 2008-04-15 Richard Guenther <rguenther@suse.de>
3342 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3343 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3344 (visit_reference_op_load): Do walk vuse-vdef chains on
3345 vn_reference_lookup.
3346 (visit_reference_op_store): But do not here.
3347 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3348 vn_reference_lookup.
3349 (vn_lookup_with_vuses): But do so here.
3351 2008-04-14 Ian Lance Taylor <iant@google.com>
3353 * fold-const.c (fold_overflow_warning): Remove assertion.
3355 2008-04-15 Ben Elliston <bje@au.ibm.com>
3357 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3358 temp1 local variables.
3360 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3363 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3364 ".text.unlikely" section as executable.
3366 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3368 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3369 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3370 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3371 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3372 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3373 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3374 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3376 2008-04-14 Ian Lance Taylor <iant@google.com>
3378 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3379 * fold-const.c (fold_comparison): If appropriate, test
3380 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3381 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3382 reassociating a pointer type.
3383 * doc/invoke.texi (Optimize Options): Document that
3384 -fstrict-overflow applies to pointer wraparound.
3386 2008-04-13 Jan Hubicka <jh@suse.cz>
3388 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3390 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3392 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3393 we are going to "save the world".
3395 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3397 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3398 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3399 operand 0 constraint, not "=".
3401 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3403 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3405 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3407 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3408 of size of positions_needed * CHAR_BIT.
3410 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3413 * dse.c (store_info): Change positions_needed to unsigned
3415 (lowpart_bitmask): New.
3416 (record_store): Cast to unsigned HOST_WIDE_INT for
3417 positions_needed. Assert width <= size of positions_needed *
3418 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3419 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3420 lowpart_bitmask to set mask.
3422 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3424 * config/bfin/constraints.md: New file.
3425 * config/bfin/bfin.md: Include it.
3426 (adddi3): Use satisfies_constraint functions instead of the old macros.
3427 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3428 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3429 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3430 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3431 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3432 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3433 EXTRA_CONSTRAINT): Delete.
3434 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3435 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3437 * config/bfin/bfin.c: Include "tm-constrs.h".
3438 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3439 Use satisfies_constraint functions instead of the old macros.
3440 * doc/md.texi (Blackfin Constraints): Update file name reference.
3442 2008-04-11 Richard Guenther <rguenther@suse.de>
3444 PR tree-optimization/35869
3445 * tree-vrp.c (execute_vrp): Move switch statement update after
3446 jump threading. Schedule another cfg cleanup run.
3448 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3451 * attribs.c (decl_attributes): Return early on errorneous node.
3453 2008-04-10 Oleg Ryjkov <olegr@google.com>
3455 * tree.h (struct tree_base): Added a new flag default_def_flag.
3456 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3458 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3460 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3462 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3465 * pa.md: Define mode iterator P. Define mode attribute dwc.
3466 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3467 (icacheflush): Likewise.
3468 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3469 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3471 2008-04-11 Ben Elliston <bje@au.ibm.com>
3473 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3475 2008-04-10 Rafael Espindola <espindola@google.com>
3477 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3478 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3479 (extract_range_from_expr): The same.
3481 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3483 * config/mips/mips.md (GPR2): New mode iterator.
3485 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3486 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3487 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3488 Rewrite these to take two modes, the mode of comparison and the
3489 mode of the destination.
3490 * config/mips/mips.c (mips_expand_scc): Instead of having
3491 paradoxical subreg as destination, expand "narrowing" scc if mode
3492 of comparison is SI and target is requested in DI mode.
3493 (mips_emit_int_order_test): Update comment. Make mode of
3494 comparison match CMP0 rather than TARGET. When creating inverse
3495 target use mode of TARGET.
3497 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3499 * gcov-dump.c (tag_summary): Only print summaries for the first
3500 GCOV_COUNTERS_SUMMABLE counters.
3502 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3504 * config/i386/i386.md (absneg): New code iterator.
3505 (absnegprefix): New code attribute.
3506 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3507 patterns using absneg code iterator.
3508 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3509 using absneg code iterator.
3510 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3511 *neg<mode>2 patterns using absneg code iterator.
3512 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3513 *negextendsfdf2 patterns using absneg code iterator.
3514 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3515 *negextendsfxf2 patterns using absneg code iterator.
3516 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3517 *negextendsfdf2 patterns using absneg code iterator.
3518 * config/i386/sse.md (<code><mode>2): Macroize expander from
3519 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3521 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3523 * config/s390/s390.h: Remove the remains of the recent search
3524 & replace action of current_function_outgoing_args_size.
3526 2008-04-10 Ira Rosen <irar@il.ibm.com>
3528 PR tree-optimization/35821
3529 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3530 NEW_STMT_LIST is not NULL.
3532 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3535 * toplev.c (process_options): Remove -ffunction-sections debugging
3538 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3540 PR middle-end/PR28690
3541 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3542 than gen_rtx_fmt_ee to perform more canonicalizations.
3544 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3547 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3549 2008-04-09 Richard Guenther <rguenther@suse.de>
3551 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3552 (dump_function_to_file): Dump function arguments with types.
3554 2008-04-08 Richard Guenther <rguenther@suse.de>
3556 * fold-const.c (fold_widened_comparison): Do not allow
3557 sign-changes that change the result.
3559 2008-04-08 Janis Johnson <janis187@us.ibm.com>
3562 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
3563 kinds of indirect references.
3565 2008-04-08 David Edelsohn <edelsohn@gnu.org>
3567 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
3568 GNU Fortran language string.
3570 2008-04-08 Rafael Espindola <espindola@google.com>
3572 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
3573 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
3574 * tree.h (tree_call_nonnegative_warnv_p): New.
3576 2008-04-08 Jan Hubicka <jh@suse.cz>
3578 * function.c (free_after_compilation): Clear out regno_reg_rtx
3581 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
3584 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3586 PR middle-end/PR28690
3587 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3588 same precedence as REG_POINTER and MEM_POINTER operands.
3590 2008-04-08 Richard Guenther <rguenther@suse.de>
3593 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3594 for adding index to base.
3596 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3598 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3599 (MINGW_ENABLE_EXECUTE_STACK): New.
3600 (IN_LIBGCC2): For libgcc include windows.h file for
3601 function declarations.
3603 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3605 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3606 and tem2 if tem1 is not a REG or MULT.
3608 2008-04-08 Jan Hubicka <jh@suse.cz>
3610 * function.h (incomming_args): Break out of struct function.
3611 (function_subsections): Break out of struct function.
3612 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3613 return_rtx and hard_reg_initial_vals from struct function.
3614 Kill inl_max_label_num.
3615 (current_function_pops_args, current_function_args_info,
3616 current_function_args_size, current_function_args_size,
3617 current_function_pretend_args_size,
3618 current_function_outgoing_args_size,
3619 current_function_internal_arg_pointer, current_function_return_rtx):
3620 Kill compatibility accestor macros.
3621 * builtins.c (expand_builtin_apply_args_1): Update.
3622 (expand_builtin_next_arg): Update.
3623 * df-scan.c (df_get_call_refs): Update.
3624 * dbxout.c (dbxout_function_end): Update.
3625 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3626 (output_line_info): Update.
3627 (secname_for_decl): Update.
3628 (dwarf2out_var_location): Update.
3629 * function.c (free_after_compilation): Update.
3630 (assign_parm_find_stack_rtl): Update.
3631 (assign_parms): Update.
3632 (expand_dummy_function_end): Update.
3633 (expand_function_end): Update.
3634 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3635 (expand_call): Update.
3636 (emit_library_call_value_1): Update.
3637 (store_one_arg): Update.
3638 * varasm.c (initialize_cold_section_name): Update.
3639 (unlikely_text_section): Update.
3640 (unlikely_text_section_p): Update.
3641 (assemble_start_function): Update.
3642 (assemble_end_function): Update.
3643 (default_section_type_flags): Update.
3644 (switch_to_section): Update.
3645 * integrate.c (set_decl_abstract_flags): Update.
3646 (get_hard_reg_initial_val): Update.
3647 (has_hard_reg_initial_val): Update.
3648 (allocate_initial_values): Update.
3649 * resource.c (init_resource_info): Update.
3650 * config/alpha/alpha.c (NUM_ARGS): Update.
3651 (direct_return): Update.
3652 (alpha_va_start): Update.
3653 (alpha_sa_size): Update.
3654 (alpha_initial_elimination_offset): Update.
3655 (alpha_expand_prologue): Update.
3656 (alpha_start_function): Update.
3657 (alpha_expand_epilogue): Update.
3658 (unicosmk_initial_elimination_offset):
3659 * config/alpha/alpha.md (call expander): Update.
3660 * config/s390/s390.c (s390_register_info): Update.
3661 (s390_register_info): Update.
3662 (s390_frame_info): Update.
3663 (s390_initial_elimination_offset): Update.
3664 (s390_build_builtin_va_list): Update.
3665 (s390_va_start): Update.
3666 * config/spu/spu.c (direct_return): Update.
3667 (spu_expand_prologue): Update.
3668 (spu_initial_elimination_offset): Update.
3669 (spu_build_builtin_va_list): Update.
3670 (spu_va_start): Update.
3671 * config/sparc/sparc.c (sparc_init_modes): Update.
3672 (sparc_compute_frame_size): Update.
3673 (function_value): Update.
3674 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3675 * config/i386/i386.md (return expander): Update.
3676 * config/i386/i386.c (ix86_va_start): Update.
3677 (ix86_can_use_return_insn_p): Update.
3678 (ix86_compute_frame_layout): Update.
3679 (ix86_expand_epilogue): Update.
3680 * config/sh/sh.c (output_stack_adjust): Update.
3681 (calc_live_regs): Update.
3682 (sh_expand_prologue): Update.
3683 (sh_builtin_saveregs): Update.
3684 (sh_va_start): Update.
3685 (initial_elimination_offset): Update.
3686 (sh_allocate_initial_value): Update.
3687 (sh_function_ok_for_sibcall): Update.
3688 (sh_get_pr_initial_val): Update.
3689 * config/sh/sh.md (return expander): Update.
3690 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3691 * config/crx/crx.c (crx_compute_frame): UPdate.
3692 (crx_initial_elimination_offset): UPdate.
3693 * config/xtensa/xtensa.c (compute_frame_size): Update
3694 (xtensa_builtin_saveregs): Update.
3695 (xtensa_va_start): Update.
3696 (order_regs_for_local_alloc): Update.
3697 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3698 (xstormy16_expand_builtin_va_start): Update.
3699 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3700 * config/m68hc11/m68hc11.md (return expanders): Update.
3701 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3702 (expand_epilogue): Update.
3703 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3704 (cris_simple_epilogue): Update.
3705 (cris_expand_prologue): Update.
3706 (cris_expand_epilogue): Update.
3707 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3708 (compute_frame_size): Update.
3709 * config/mt/mt.c (mt_compute_frame_size): Update.
3710 * config/mn10300/mn10300.c (expand_prologue): Update.
3711 (expand_epilogue): Update.
3712 (initial_offset): Update.
3713 (mn10300_builtin_saveregs):
3714 * config/mn10300/mn10300.md (return expander): Update.
3715 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3716 (ia64_initial_elimination_offset): Update.
3717 (ia64_initial_elimination_offset): Update.
3718 (ia64_expand_prologue): Update.
3719 * config/m68k/m68k.md (return expander): Update.
3720 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3721 (rs6000_stack_info): Update.
3722 * config/mcore/mcore.c (layout_mcore_frame): Update.
3723 (mcore_expand_prolog): Update.
3724 * config/arc/arc.c (arc_compute_frame_size): Update.
3725 * config/score/score3.c (score3_compute_frame_size): Update.
3726 * config/score/score7.c (score7_compute_frame_size): Update.
3727 * config/arm/arm.c (use_return_insn): Update.
3728 (thumb_find_work_register): Update.
3729 (arm_compute_save_reg_mask): Update.
3730 (arm_output_function_prologue): Update.
3731 (arm_output_epilogue): Update.
3732 (arm_size_return_regs): Update.
3733 (arm_get_frame_offsets): Update.
3734 (arm_expand_prologue): Update.
3735 (thumb_exit): Update.
3736 (thumb_unexpanded_epilogue): Update.
3737 (thumb1_output_function_prologue): Update.
3738 * config/pa/pa.md (return expander): Update.
3739 * config/pa/pa.c (compute_frame_size): Update.
3740 (hppa_builtin_saveregs): Update.
3741 * config/mips/mips.c (mips_va_start): Update.
3742 (mips16_build_function_stub): Update.
3743 (mips_compute_frame_info): Update.
3744 (mips_restore_gp): Update.
3745 (mips_output_function_prologue): Update.
3746 (mips_expand_prologue): Update.
3747 * config/v850/v850.c (compute_frame_size): Update.
3748 (expand_prologue): * config/mmix/mmix.c (along): update.
3749 (mmix_initial_elimination_offset): update.
3750 (mmix_reorg): update.
3751 (mmix_use_simple_return): update.
3752 (mmix_expand_prologue): update.
3753 (mmix_expand_epilogue): Update.
3754 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3755 (emit_link_insn): Update.
3757 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3759 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3760 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3762 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3765 2008-04-07 Jan Hubicka <jh@suse.cz>
3767 * function.h (rtl): Rename to x_rtl.
3769 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3770 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3771 used_temp_slots avail_temp_slots, temp_slot_level,
3772 nonlocal_goto_handler_labels): Update accesstors.
3773 (rtl): New global variable.
3774 (struct function): Move some fileds to rtl_data.
3775 (get_arg_pointer_save_area): Update prototype.
3776 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3777 get_arg_pointer_save_area.
3778 * expr.c (init_expr): Update
3779 * function.c (get_frame_size): Update
3780 (assign_stack_local): Update
3781 (expand_function_end): Update.
3782 (get_art_pointer_save_area): Update
3784 * emit-rtl.c (rtl): Declare.
3785 (regno_reg_rtx): Declare.
3786 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3788 (gen_reg_rtx): Update.
3789 * varasm.c (n_deferred_constatns): Update accestor.
3790 (init_varasm_status): Do not allocate varasm_status.
3791 (force_const_mem, get_pool_size, output_constant_pool): Update.
3792 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3793 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3794 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3795 * sparc/sparc.h (INIT_EXPANDERS): Update.
3796 * ia64/ia64.h (INIT_EXPANDERS): Update.
3798 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3800 * reload.c (push_secondary_reload): Add missing break to for loop.
3802 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3804 PR middle-end/PR28690
3805 * rtlanal.c: Update copyright years.
3806 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3807 as REG_POINTER and MEM_POINTER operands.
3808 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3809 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3810 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3811 * gcse.c: Update copyright years.
3812 (pre_delete): Call gen_reg_rtx_and_attrs.
3813 (hoist_code): Likewise.
3814 (build_store_vectors): Likewise.
3815 (delete_store): Likewise.
3816 * loop-invariant.c (move_invariant_reg): Likewise.
3817 Update copyright years.
3819 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3821 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3822 control string instead of quoted.
3824 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3826 * doc/rtl.texi: Rewrite of subreg section.
3828 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3831 * config/i386/i386.c (legitimize_pic_address): Add treating
3832 of dllimport SYM_REF's.
3833 (legitimize_dllimport_symbol): Add prototype.
3835 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3837 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3838 reference in constructor with non self-referential type.
3840 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3842 Removal of Return with Depressed Stack Pointer support
3843 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3844 (ECF_SP_DEPRESSED): Likewise.
3845 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3846 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3847 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3848 (expand_call): Do not test ECF_SP_DEPRESSED.
3849 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3850 * function.c (keep_stack_depressed): Delete.
3851 (handle_epilogue_set): Likewise.
3852 (update_epilogue_consts): Likewise.
3853 (emit_equiv_load): Likewise.
3854 (thread_prologue_and_epilogue_insns): Remove support for Return with
3855 Depressed Stack Pointer.
3856 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3858 2008-04-06 Richard Guenther <rguenther@suse.de>
3860 PR tree-optimization/35400
3861 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3862 information from SSA_NAMEs.
3864 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3866 * config/avr/avr.h (avr_mega_p): Remove declaration.
3867 (AVR_MEGA): Remove macro.
3868 * config/avr/avr.c (avr_mega_p): Remove variable.
3869 (avr_override_options): Remove inicializion of avr_mega_p.
3870 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3871 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3872 (avr_jump_mode): (Ditto.).
3873 (avr_output_progmem_section_asm_op): (Ditto.).
3874 (avr_asm_init_sections): (Ditto.).
3875 (avr_asm_init_sections): (Ditto.).
3876 (avr_rtx_costs): (Ditto.).
3877 * config/avr/avr.md: (Ditto.).
3878 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3881 2008-04-06 Richard Guenther <rguenther@suse.de>
3883 PR tree-optimization/35842
3884 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3885 is_gimple_invariant_address.
3887 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3889 * gcc.c (default_compilers): Sync Fortran extensions list with
3890 that in fortran/lang-specs.h.
3891 * doc/invoke.texi: Likewise.
3892 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3893 * dwarf2out.c (gen_compile_unit_die): Likewise.
3895 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3897 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3899 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3902 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3903 attribute is used for nested functions.
3905 2008-04-05 Jan Hubicka <jh@suse.cz>
3907 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3909 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3911 (dump_files): Update.
3912 (enable_rtl_dump_file): Do not accept letter argument.
3913 * tree-pass.h (dump_file_info): Remove letter argument.
3914 * toplev.c (decode_d_option): Update -da handling.
3915 * toplev.h (enable_rtl_dump_file): Update prototype.
3916 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3917 it out based on pass type.
3918 (register_dump_files_1): Likewise.
3919 (init_optimization_passes): Update register_one_dump_file calls.
3920 (execute_one_pass): Sanity check that IPA passes are called at IPA
3921 level and RTL passes at RTL level.
3922 (execute_pass_list): IPA pass can not be after or subpass of
3924 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3925 disallov RTL subpasses of IPA subpasses.
3927 2008-04-05 Ben Elliston <bje@au.ibm.com>
3929 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3930 builtins that return exactly once and do not throw. Cache call to
3933 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3935 PR rtl-optimization/34916
3937 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3938 between instruction pairs.
3940 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3942 * doc/invoke.texi: Document -mbitops for SH.
3943 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3944 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3945 * config/sh/sh.c (print_operand): Add %t operand code.
3946 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3947 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3948 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3949 (extendqihi2): Likewise.
3950 (movqi_i): Likewise.
3951 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3952 (extv): Use bld instruction for SH2A if possible.
3954 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3955 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3956 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3957 (bset.b, bclr.b): Define peepholes.
3958 * config/sh/sh.opt (mbitops): New option.
3960 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3963 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3964 and view convert expression.
3966 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3969 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3971 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3973 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3975 * config/i386/cpuid.h (bit_AES): New.
3976 (bit_PCLMUL): Likewise.
3978 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3979 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3980 SSE2 if AES or PCLMUL is enabled.
3981 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3982 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3983 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3984 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3985 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3986 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3987 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3988 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3989 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3990 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3991 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3992 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3993 __builtin_ia32_aeskeygenassist128 and
3994 __builtin_ia32_pclmulqdq128.
3995 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3996 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3997 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3999 * config/i386/i386.h (TARGET_AES): New.
4000 (TARGET_PCLMUL): Likewise.
4001 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
4003 * config/i386/i386.md (UNSPEC_AESENC): New.
4004 (UNSPEC_AESENCLAST): Likewise.
4005 (UNSPEC_AESDEC): Likewise.
4006 (UNSPEC_AESDECLAST): Likewise.
4007 (UNSPEC_AESIMC): Likewise.
4008 (UNSPEC_AESKEYGENASSIST): Likewise.
4009 (UNSPEC_PCLMUL): Likewise.
4011 * config/i386/i386.opt (maes): New.
4012 (mpclmul): Likewise.
4014 * config/i386/sse.md (aesenc): New pattern.
4015 (aesenclast): Likewise.
4017 (aesdeclast): Likewise.
4019 (aeskeygenassist): Likewise.
4020 (pclmulqdq): Likewise.
4022 * config/i386/wmmintrin.h: New.
4024 * doc/extend.texi: Document AES and PCLMUL built-in function.
4026 * doc/invoke.texi: Document -maes and -mpclmul.
4028 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
4030 * function.c (free_after_parsing): Replace with
4031 cxx_push_function_context from C++ front-end.
4032 (allocate_struct_function): Don't call langhook.
4033 * langhooks.h (struct lang_hooks_for_functions): Delete.
4034 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
4036 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
4037 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
4038 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
4039 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
4040 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
4041 remove LANG_HOOKS_FUNCTION_INITIALIZER.
4042 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
4044 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
4045 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
4047 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4050 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
4053 2008-04-04 Richard Guenther <rguenther@suse.de>
4056 * fold-const.c (optimize_minmax_comparison): Use the correct
4057 type for the constant in the simplified comparison.
4059 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
4061 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
4062 Pass L2 size as "--param l2-cache-size" to the compiler.
4063 (decode_l2_cache): New function to decode L2 cache parameters using
4064 0x8000006 extended cpuid function.
4065 (detect_caches_amd): Determine parameters of L2 cache using
4066 decode_l2_caches function.
4067 (decode_caches_intel): Decode L2 cache parameters.
4068 (detect_caches_intel): Determine L2 cache parameters using
4069 decode_caches_intel and decode_l2_caches functions.
4071 2008-04-03 Bob Wilson <bob.wilson@acm.org>
4073 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
4074 secondary input reload for subword loads from the constant pool.
4076 2008-04-03 Janis Johnson <janis187@us.ibm.com>
4079 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
4080 constants of the appropriate size for runtime calculations.
4083 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
4084 decimal-float literal constant zero.
4086 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4089 * c-parser.c (c_parser_omp_atomic): Call
4090 default_function_array_conversion on the RHS.
4093 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4094 call is_variable_sized if decl has incomplete type.
4096 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4098 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4100 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4102 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4104 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4105 (sgt<u>): Merge sgt and sgtu into new expander.
4106 (sgt, sgtu): Remove expanders.
4107 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4108 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4109 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4110 *sgtu_<mode>_mips16 into new pattern.
4111 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4112 (sge<u>): Merge sge and sgeu into new expander.
4113 (sge, sgeu): Remove expanders.
4114 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4116 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4117 (slt<u>): Merge slt and sltu into new expander.
4118 (slt, sltu): Remove expanders.
4119 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4120 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4121 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4122 *sltu_<mode>_mips16 into new pattern.
4123 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4124 (sle<u>): Merge sle and sleu into new expander.
4125 (sle, sleu): Remove expanders.
4126 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4127 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4128 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4129 *sleu_<mode>_mips16 into new pattern.
4130 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4132 2008-04-03 Jan Hubicka <jh@suse.cz>
4134 PR tree-optimization/35795
4135 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4136 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4137 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4138 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4139 * score/score3.c (score3_output_mi_thunk): Likewise.
4140 * score/score7.c (score7_output_mi_thunk): Likewise.
4141 * mips/mips.c (mips_output_mi_thunk): Likewise.
4143 2008-04-03 Richard Guenther <rguenther@suse.de>
4145 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4146 conversions. Simplify code.
4148 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4150 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4152 2008-04-03 Tom Tromey <tromey@redhat.com>
4153 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4155 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4156 * config/bfin/t-bfin-linux (generated_files): Add
4157 linux-sysroot-suffix.h.
4158 * doc/install.texi (Prerequisites): Require make 3.80.
4159 * doc/sourcebuild.texi (Front End Directory): Document new
4161 * Makefile.in (generated_files): New variable.
4162 (ALL_HOST_OBJS): New variable.
4163 ($(ALL_HOST_OBJS)): New target.
4165 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4167 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4168 (remap_block): Call id->transform_lang_insert_block instead
4170 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4171 Set id.transform_lang_insert_block to NULL.
4172 (clone_body): Move to cp/optimize.c
4173 * tree-inline.h (struct copy_body_data): Change
4174 transform_lang_insert_block to function pointer.
4175 (copy_generic_body, copy_decl_no_change): Export.
4176 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4177 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4178 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4180 * c-tree.h (insert_block): Kill.
4181 * c-decl.c (insert_block): Kill.
4183 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4185 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4186 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4187 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4189 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4190 argument, call {push,pop}_function_context from here.
4191 * c-parser.c: Use c_{push,pop}_function_context.
4193 * function.c (push_function_context_to): Move meat ...
4194 (push_function_context): ... here. Simplify.
4195 * function.c (pop_function_context_from): Move meat ...
4196 (pop_function_context): ... here. Simplify.
4197 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4199 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4200 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4201 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4202 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4204 2008-04-03 Ben Elliston <bje@au.ibm.com>
4206 * expmed.c (extract_force_align_mem_bit_field): Remove.
4208 2008-04-03 Richard Guenther <rguenther@suse.de>
4211 * expr.h (try_casesi): Adjust prototype.
4212 * expr.c (try_casesi): Take fallback label as extra parameter.
4213 Use that for gen_casesi if default_label is NULL.
4214 * stmt.c (expand_case): Pass fallback label to try_casesi,
4215 make sure to fill gaps with a fallback label if default_label
4218 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4221 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4223 2008-04-03 Ben Elliston <bje@au.ibm.com>
4225 * expmed.c (extract_split_bit_field): Remove if (0) code.
4226 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4227 (do_ds_constraint): Likewise.
4229 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4231 * doc/cppopts.texi (-dU): Document.
4232 * c-common.h (flag_dump_macros): Update comment.
4233 * c-opts.c (handle_OPT_d): Handle -dU.
4234 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4235 dump_queued_macros, cb_used_define, cb_used_undef): New.
4236 (init_pp_output): Handle -dU.
4237 (cb_line_change): Call dump_queued_macros.
4238 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4240 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4242 * config/avr/predicates.md (io_address_operand): New predicate.
4243 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4244 * config/avr/avr.c (avr_io_address_p): Remove function.
4245 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4246 'avr_io_address_p' function.
4247 (out_movhi_r_mr): (Ditto.).
4248 (out_movqi_mr_r): (Ditto.).
4249 (out_movhi_mr_r): (Ditto.).
4250 (avr_address_cost): (Ditto.).
4252 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4254 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4255 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4256 in 32bit mode when XMM registers are available to avoid store
4258 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4259 corresponding post-reload splitters.
4261 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4263 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4264 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4265 __builtin_ia32_roundss.
4266 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4267 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4268 __builtin_ia32_roundss.
4269 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4270 IX86_BUILTIN_SHUFPD here.
4272 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4274 * config/i386/i386.md (plogic): New.
4275 (plogicprefix): Likewise.
4277 * config/i386/mmx.md (mmx_<code><mode>3): New.
4278 (mmx_and<mode>3): Removed.
4279 (mmx_ior<mode>3): Likewise.
4280 (mmx_xor<mode>3): Likewise.
4282 * config/i386/sse.md (<code><mode>3): New.
4283 (*<code><mode>3): Likewise.
4284 (*<code><mode>3): Likewise.
4285 (<code><mode>3): Likewise.
4286 (*sse_<code><mode>3): Likewise.
4287 (*sse2_<code><mode>3): Likewise.
4288 (<code>tf3): Likewise.
4289 (*<code>tf3): Likewise.
4290 (and<mode>3): Likewise.
4291 (*and<mode>3): Likewise.
4292 (ior<mode>3): Removed.
4293 (*ior<mode>3): Likewise.
4294 (xor<mode>3): Likewise.
4295 (*xor<mode>3): Likewise.
4296 (*and<mode>3): Likewise.
4297 (*ior<mode>3): Likewise.
4298 (*xor<mode>3): Likewise.
4299 (and<mode>3): Likewise.
4300 (*sse_and<mode>3): Likewise.
4301 (*sse2_and<mode>3): Likewise.
4303 (*andtf3): Likewise.
4304 (ior<mode>3): Likewise.
4305 (*sse_ior<mode>3): Likewise.
4306 (*sse2_ior<mode>3): Likewise.
4308 (*iortf3): Likewise.
4309 (xor<mode>3): Likewise.
4310 (*sse_xor<mode>3): Likewise.
4311 (*sse2_xor<mode>3): Likewise.
4313 (*xortf3): Likewise.
4315 2008-04-02 Richard Guenther <rguenther@suse.de>
4317 PR tree-optimization/14495
4318 PR tree-optimization/34793
4319 * tree-vrp.c (struct switch_update): New structure.
4320 (to_remove_edges, to_update_switch_stmts): New VECs.
4321 (simplify_switch_using_ranges): New function. Remove not taken
4322 case labels and edges.
4323 (simplify_stmt_using_ranges): Call it.
4324 (identify_jump_threads): Mark edges we have queued for removal
4325 so we don't thread them.
4326 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4328 * tree-cfg.c (group_case_labels): Deal with missing default label.
4329 (tree_verify_flow_info): Allow missing default label.
4330 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4331 (emit_case_nodes): Likewise.
4332 (expand_case): Do not rely on the default label to be present.
4333 * expr.c (try_casesi): Deal with NULL default_label.
4334 (do_tablejump): Likewise.
4336 2008-04-02 Richard Guenther <rguenther@suse.de>
4338 PR tree-optimization/14495
4339 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4340 SWITCH_EXPR here ...
4341 (vrp_visit_switch_stmt): ... but here (new function).
4342 (find_case_label_index): New helper function.
4343 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4345 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4347 * fwprop.c: Fix ISO-C99ism.
4349 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4352 * Makefile.in (objdir): Set it here.
4353 * configure.ac: Not here. Find dynamic linker characteristics.
4354 * exec-tool.in: Use them.
4355 * aclocal.m4: Regenerate.
4356 * configure: Regenerate.
4358 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4360 * expr.c (expand_var): Delete it.
4361 * expr.h (expand_var): Delete prototype.
4362 * function.c (expand_function_start): Use expand_decl instead.
4363 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4366 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4368 PR rtl-optimization/35542
4369 * fwprop.c (forward_propagate_and_simplify): Replace
4370 loc_reg_mentioned_in_p with reg_mentioned_p.
4372 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4374 PR rtl-optimization/35281
4375 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4376 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4377 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4378 (varying_mem_p): Move above propagate_rtx.
4379 (all_uses_available_at): Do not check MEMs.
4381 2008-04-02 Rafael Espindola <espindola@google.com>
4383 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4384 (register_edge_assert_for_2): Split the cond argument.
4385 (register_edge_assert_for_1): Adjust for the change in
4386 register_edge_assert_for_2.
4387 (register_edge_assert_for): Split the cond argument.
4388 (find_switch_asserts): Adjust for the change in
4389 register_edge_assert_for.
4391 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4393 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4394 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4395 offsets for 64-bit mingw.
4396 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4397 abi for x86_64-pc-mingw.
4399 2008-04-02 Richard Guenther <rguenther@suse.de>
4401 * tree-vrp.c (extract_range_from_assert): Make sure to not
4402 produce range min/max with TREE_OVERFOW set.
4403 If merging a anti-range and a range keep the anti-range if
4404 the range covers all values of the type.
4405 (register_edge_assert_for_2): Only allow sign-changing
4406 conversions in detecting canonical range checks. Also
4407 register an assert for the unsigned name if useful.
4409 PR tree-optimization/35787
4410 * tree-vrp.c (vrp_val_max): New function.
4411 (vrp_val_min): Likewise.
4412 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4413 (vrp_val_is_min): Likewise.
4414 (supports_overflow_infinity): Use vrp_val_{min,max}.
4415 (negative_overflow_infinity): Likewise.
4416 (positive_overflow_infinity): Likewise.
4417 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4418 (is_positive_overflow_infinity): Likewise.
4419 (is_overflow_infinity): Likewise.
4420 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4421 vrp_val_is_{min,max}.
4422 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4423 to ranges if possible. Avoid empty ranges.
4425 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4428 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4429 the expression is a function address.
4431 2008-04-01 George Helffrich <george@gcc.gnu.org>
4433 PR fortran/35154, fortran/23057
4434 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4435 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4436 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4437 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4439 (dbxout_syms): Check for COMMON-based symbol and wrap in
4440 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4441 in bracket for efficiency.
4443 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4444 using DW_TAG_common_block + member offset.
4445 (add_pubname_string): New function.
4446 (dw_expand_expr): New function to find block name and offset for
4448 (common_check): New function to check whether symbol in Fortran COMMON.
4449 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4451 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4454 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4456 2008-04-02 Ben Elliston <bje@au.ibm.com>
4458 * config/v850/v850.md (casesi): Remove if (0) code.
4459 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4460 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4462 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4464 * config/i386/i386.md (rex64suffix): New mode attribute.
4465 (floathi<mode>2): Disable expander for SSE math.
4466 (*floathi<mode>2_1): New insn insn_and_split pattern.
4467 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4468 corresponding post-reload splitters.
4469 (*floathi<mode>2_i387): New macroized insn pattern.
4470 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4471 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4472 insn_and_split pattern.
4473 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4474 New macroized instruction patterns and corresponding post-reload
4476 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4477 and corresponding post-reload splitters.
4478 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4479 New macroized instruction patterns.
4480 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4481 macroized instruction patterns and corresponding post-reload splitters.
4482 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4483 corresponding post-reload splitters.
4484 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4485 New macroized instruction patterns.
4486 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4487 corresponding post-reload splitters.
4488 (*floatsi<mode>2_i387): New macroized instruction patterns.
4490 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4492 * config/i386/i386.md (smaxmin): New.
4493 (umaxmin): Likewise.
4494 (maxminiprefix): Likewise.
4495 (maxminfprefix): Likewise.
4496 (<code><mode>3): Likewise.
4497 (smin<mode>3): Removed.
4498 (smax<mode>3): Likewise.
4500 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4501 (mmx_<code>v4hi3): Likewise.
4502 (mmx_<code>v8qi3): Likewise.
4503 (mmx_smaxv2sf3): Removed.
4504 (mmx_sminv2sf3): Likewise.
4505 (mmx_umaxv8qi3): Likewise.
4506 (mmx_smaxv4hi3): Likewise.
4507 (mmx_uminv8qi3): Likewise.
4508 (mmx_sminv4hi3): Likewise.
4510 * config/i386/sse.md (<addsub><mode>3): New.
4511 (*<addsub><mode>3): Likewise.
4512 (<sse>_vm<addsub><mode>3): Likewise.
4513 (<maxmin><mode>3): Likewise.
4514 (*<maxmin><mode>3_finite): Likewise.
4515 (*<maxmin><mode>3): Likewise.
4516 (<sse>_vm<maxmin><mode>3): Likewise.
4517 (sse3_h<addsub>v4sf3): Likewise.
4518 (sse3_h<addsub>v2df3): Likewise.
4519 (<maxmin>v16qi3): Likewise.
4520 (*<maxmin>v16qi3): Likewise.
4521 (<maxmin>v8hi3): Likewise.
4522 (*<maxmin>v8hi3): Likewise.
4523 (*sse4_1_<maxmin><mode>3): Likewise.
4524 (*sse4_1_<maxmin><mode>3): Likewise.
4525 (add<mode>3): Removed.
4526 (*add<mode>3): Likewise.
4527 (<sse>_vmadd<mode>3): Likewise.
4528 (sub<mode>3): Likewise.
4529 (*sub<mode>3): Likewise.
4530 (<sse>_vmsub<mode>3): Likewise.
4531 (smin<mode>3): Likewise.
4532 (*smin<mode>3_finite): Likewise.
4533 (*smin<mode>3): Likewise.
4534 (<sse>_vmsmin<mode>3): Likewise.
4535 (smax<mode>3): Likewise.
4536 (*smax<mode>3_finite): Likewise.
4537 (*smax<mode>3): Likewise.
4538 (<sse>_vmsmax<mode>3): Likewise.
4539 (sse3_haddv4sf3): Likewise.
4540 (sse3_haddv2df3): Likewise.
4541 (sse3_hsubv4sf3): Likewise.
4542 (sse3_hsubv2df3): Likewise.
4543 (umaxv16qi3): Likewise.
4544 (*umaxv16qi3): Likewise.
4545 (smaxv8hi3): Likewise.
4546 (*smaxv8hi3): Likewise.
4547 (*sse4_1_smax<mode>3): Likewise.
4548 (*sse4_1_umax<mode>3): Likewise.
4549 (uminv16qi3): Likewise.
4550 (*uminv16qi3): Likewise.
4551 (sminv8hi3): Likewise.
4552 (*sminv8hi3): Likewise.
4553 (*sse4_1_smin<mode>3): Likewise.
4554 (*sse4_1_umin<mode>3): Likewise.
4556 2008-04-01 Rafael Espindola <espindola@google.com>
4558 * tree-cfg.c (verify_expr): remove in_phi.
4559 (verify_stmt): Don't call walk_tree with verify_expr. Use
4560 is_gimple_min_invariant instead of is_gimple_val.
4562 2008-04-01 Joseph Myers <joseph@codesourcery.com>
4564 * doc/include/gpl_v3.texi: Update for manpage generation.
4565 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
4567 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
4568 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
4569 gpl_v3.texi instead of gpl.texi.
4572 2008-04-01 Jakub Jelinek <jakub@redhat.com>
4575 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
4577 2008-04-01 Rafael Espindola <espindola@google.com>
4579 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
4580 (extract_code_and_val_from_cond): Use
4581 extract_code_and_val_from_cond_with_ops.
4583 2008-04-01 Jan Hubicka <jh@suse.cz>
4585 * function.c (free_after_compilation): Free epilogue_delay_list.
4586 (prepare_function_start): Assert that previous compilation was freed.
4588 2008-04-01 Jan Hubicka <jh@suse.cz>
4589 Jim Wilson <wilson@tuliptree.org>
4590 Andreas Tobler <andreast@gcc.gnu.org>
4593 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4594 rtl.emit instead cfun->emit.
4595 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4596 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4598 2008-04-01 Ben Elliston <bje@au.ibm.com>
4600 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4602 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4604 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4606 (fprofile-use): Add var flag_profile_use
4607 * coverage.c (coverage_begin_output): Do not open a gcno file for
4608 output only if -ftest-coverage is set.
4609 Do not add getpwd() to gcda file path.
4610 (build_gcov_info): Check the new flag
4611 flag_profile_datafile_relative_path.
4612 (coverage_init): Use profile_data_prefix.
4613 Read profile counter only if flag_profile_use is set.
4614 * opts.c (common_handle_option): New option fprofile-use=,
4615 fprofile-dir=, fprofile-generate=.
4616 * toplev.c (profile_data_prefix): New variable definition.
4617 * toplev.h (profile_data_prefix): New declaration.
4618 * doc/invoke.tex (Option Summary, Optimization Options):
4621 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4623 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4624 use tmp consistently.
4627 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4628 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4629 UNSPEC_FR_RECIP_APPROX_RES.
4630 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4632 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4635 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4637 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4640 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4641 element of the vector via a pointer.
4643 2008-03-31 Ian Lance Taylor <iant@google.com>
4645 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4647 2008-03-31 Jan Hubicka <jh@suse.cz>
4649 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4650 get_arg_pointer_save_area.
4651 * expr.c (init_expr): Just clear out rtl.expr.
4652 * function.c (free_after_compilation): Clear out whole RTL structure.
4653 (get_func_frame_size): Merge into ...
4654 (get_frame_size): ... this one.
4655 (assign_stack_local_1): Merge into ...
4656 (assign_stack_local): ... this one.
4657 (expand_function_end): Update call of get_arg_pointer_save_area.
4658 (get_art_pointer_save_area): Remove cfun argument.
4659 * function.h (emit_status): regno_pointer_align does not need length
4660 attribute. Move x_regno_reg_rtx to ...
4661 (regno_reg_rtx): ... new global array.
4662 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4663 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4664 apply_args_value, forced_labels, stack_pointer_delta):
4666 (struct varasm_status): Move here from varasm.c
4667 (struct rtl_data): New. Move here some fields from struct function.
4668 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4669 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4670 used_temp_slots avail_temp_slots, temp_slot_level,
4671 nonlocal_goto_handler_labels): Update accesstors.
4672 (rtl): New global variable.
4673 (struct function): Move some fileds to rtl_data.
4674 (get_arg_pointer_save_area): Update prototype.
4675 * emit-rtl.c (rtl): Declare.
4676 (regno_reg_rtx): Declare.
4677 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4679 (gen_reg_rtx): Update.
4680 (init_virtual_regs): Do not tate emit_status argument.
4681 (init_emit): Do not allocate emit.
4682 * varasm.c (varasm_statuc): Move to function.h.
4683 (n_deferred_constatns): Update accestor.
4684 (init_varasm_status): Do not allocate varasm_status.
4685 (force_const_mem, get_pool_size, output_constant_pool): Update.
4686 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4687 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4689 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4691 PR rtl-optimization/35729
4692 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4695 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4698 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4699 load/store if memory is unaligned.
4700 (*movti_rex64): Likewise.
4702 * config/i386/predicates.md (misaligned_operand): New.
4704 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4707 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4710 2008-03-31 Jan Beulich <jbeulich@novell.com>
4712 * config/ia64/constraints.md: Add 'j' constraint.
4713 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4714 (movdi_internal): Likewise.
4716 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4719 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4721 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4724 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4725 proper error message for the third argument on blendpd and
4728 * config/i386/sse.md (blendbits): New.
4729 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4731 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4733 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4735 2008-03-30 Richard Guenther <rguenther@suse.de>
4738 * fold-const.c (fold_sign_changed_comparison): Do leave
4739 conversions to base-types alone.
4741 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4743 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4744 the link register if one altivec register is be saved.
4746 2008-03-30 Ben Elliston <bje@au.ibm.com>
4748 * final.c (final_scan_insn): Remove if (0) code.
4750 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4752 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4754 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4756 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4757 of V4SFmode to ix86_binary_operator_ok.
4759 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4761 * config/i386/i386.c (override_options): Initialize
4762 ix86_veclib_handler to ix86_veclibabi_svml when
4763 -mveclibabi=svml is used.
4764 (ix86_veclibabi_svml): New function for SVML ABI style
4765 vectorization support.
4766 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4768 2008-03-28 Rafael Espindola <espindola@google.com>
4770 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4771 (tree_binary_nonnegative_warnv_p): Make it public.
4772 (tree_single_nonnegative_warnv_p): Make it public.
4773 (tree_invalid_nonnegative_warnv_p): Make it public.
4774 (tree_unary_nonzero_warnv_p): Make it public.
4775 (tree_binary_nonzero_warnv_p): Make it public
4776 (tree_single_nonzero_warnv_p): Make it public.
4777 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4778 (extract_range_from_binary_expr): Split the expr argument.
4779 (extract_range_from_unary_expr): Split the expr argument.
4780 (extract_range_from_comparison): Split the expr argument.
4781 (extract_range_from_expr): Use the new aux functions.
4782 (vrp_evaluate_conditional_warnv): Use
4783 vrp_evaluate_conditional_warnv_with_ops.
4784 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4785 (tree_binary_nonzero_warnv_p): Declare.
4786 (tree_single_nonzero_warnv_p): Declare.
4787 (tree_expr_nonzero_warnv_p): Declare.
4788 (tree_unary_nonnegative_warnv_p): Declare.
4789 (tree_binary_nonnegative_warnv_p): Declare.
4790 (tree_single_nonnegative_warnv_p): Declare.
4791 (tree_invalid_nonnegative_warnv_p): Declare.
4793 2008-03-28 Richard Guenther <rguenther@suse.de>
4795 PR tree-optimization/30317
4796 PR tree-optimization/30911
4797 PR tree-optimization/34793
4798 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4799 (struct assert_locus_d): New member EXPR.
4800 (register_new_assert_for): Add EXPR parameter to support
4801 ASSERT_EXPR <name, expr OP limit>.
4802 (register_edge_assert_for_1): Adjust callers.
4803 (find_assert_locations): Likewise.
4804 (process_assert_insertions_for): Build condition from expression.
4805 (extract_range_from_assert): Handle ASSERT_EXPRs
4806 of the form ASSERT_EXPR <name, expr OP limit>.
4807 (register_edge_assert_for_2): New helper registering
4808 asserts for comparisons. Recognize range tests of the form
4809 (unsigned)i - CST1 OP CST2.
4810 (register_edge_assert_for_1): Use it.
4811 (register_edge_assert_for): Likewise.
4812 (needs_overflow_infinity): Integer sub-types
4813 do not need overflow infinities.
4814 (vrp_val_is_max): The extreme values of integer sub-types
4815 are those of the base type.
4816 (vrp_val_is_min): Likewise.
4817 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4820 2008-03-28 Nick Clifton <nickc@redhat.com>
4823 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4824 Return GENERAL_REGS for stack adjustment reloads.
4826 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4829 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4830 const_vector when all the vectors are constant.
4832 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4834 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4836 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4837 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4839 (s<code>_sf): Use new scc_sf attribute for opcode names.
4841 2008-03-27 Tom Tromey <tromey@redhat.com>
4843 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4844 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4845 config/spu/t-spu-elf, config/i386/t-interix,
4846 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4847 config/i386/x-darwin, config/i386/x-mingw32,
4848 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4849 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4850 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4851 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4852 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4853 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4854 config/score/t-score-elf, config/arm/t-strongarm-pe,
4855 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4856 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4857 Revert automatic dependency patch.
4859 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4862 * config/i386/i386.c (ix86_function_arg_boundary): Align
4863 decimal floating point to its natural boundary.
4865 2008-03-27 Richard Guenther <rguenther@suse.de>
4868 * fold-const.c (fold_comparison): Restrict distinct decl
4869 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4870 solely rely on operand_equal_p.
4872 2008-03-27 Richard Guenther <rguenther@suse.de>
4875 * c-common.c (handle_weak_attribute): Reject combination of
4878 2008-03-27 Richard Guenther <rguenther@suse.de>
4880 PR tree-optimization/32810
4881 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4882 conversions from DECL_INITIAL.
4883 (fold_const_aggregate_ref): Likewise from constructor elements.
4885 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4887 * tree-affine.h (aff_combination_expand): Declare.
4888 (get_inner_reference_aff): Likewise.
4889 * tree-affine.c (aff_combination_expand): Split out from
4890 tree_to_aff_combination_expand.
4891 (get_inner_reference_aff): New function.
4892 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4893 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4894 (struct lim_aux_data): sm_done field removed.
4895 (mem_ref_loc_p, mem_ref_locs_p): New types.
4896 (struct mem_ref): Added id, stored, accesses_in_loop,
4897 indep_loop, dep_loop, indep_ref, dep_ref fields.
4898 Removed is_stored, locs and next fields.
4899 (memory_accesses): New variable.
4900 (movement_possibility): Do not allow moving statements
4901 that store to memory.
4902 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4904 (determine_max_movement): For statements with memory references,
4905 find the outermost loop in that the reference is independent.
4906 (move_computations_stmt): Mark the virtual operands for renaming.
4907 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4908 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4909 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4910 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4911 create_vop_ref_mapping, analyze_memory_references,
4912 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4913 get_all_locs_in_loop, ref_always_accessed_p,
4914 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4915 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4916 store_motion_loop, store_motion): New functions.
4917 (struct vop_to_refs_elt): New type.
4918 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4919 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4920 (schedule_sm): Replaced by...
4921 (execute_sm): ... this.
4922 (determine_lsm_ref, hoist_memory_references,
4923 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4924 find_more_ref_vops, free_mem_ref, free_mem_refs,
4925 determine_lsm_loop, determine_lsm): Removed.
4926 (tree_ssa_lim_finalize): Free data structures used by store motion.
4927 (tree_ssa_lim): Call analyze_memory_references. Use
4928 store_motion instead of determine_lsm.
4930 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4932 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4933 rename tmake_file to m68hc11/t-m68hc11.
4934 (mcore): Set inhibit_libc to true.
4935 * config.host (alpha*-dec-*vms*): Set extra_programs.
4936 (interix3*): Don't use host_xmake_file.
4937 * configure.ac: Let config.gcc override inhibit_libc.
4938 * configure: Regenerate.
4940 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4941 * config/t-openbsd-thread: Remove commented out lines.
4943 * config/x-interix: Remove.
4945 * config/m68hc11/t-m68hc11-gas: Rename to...
4946 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4948 * config/mcore/t-mcore: Remove T_CFLAGS.
4949 * config/mcore/t-mcore-pe: Likewise.
4951 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4953 * configure.ac: Replace custom __GNU_SOURCE test with
4954 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4955 * aclocal.m4: Regenerate.
4956 * configure: Regenerate.
4957 * config.in: Regenerate.
4959 2008-03-27 Richard Guenther <rguenther@suse.de>
4961 * fold-const.c (target.h): Include.
4962 (fold_comparison): Fold comparison of addresses of decls
4963 that bind locally or of constants. Consolidate address folding code.
4964 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4965 results from fold_binary_to_constant.
4966 (compare_values_warnv): Likewise.
4968 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4971 * fold-const.c (fold_truthop): Check for integeral types when folding
4972 a == 0 && b == 0 and a != 0 || b != 0 .
4974 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4976 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4978 2008-03-26 Andreas Schwab <schwab@suse.de>
4980 * doc/invoke.texi: Fix use of @item vs. @itemx.
4982 2008-03-26 Tom Tromey <tromey@redhat.com>
4984 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4985 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4986 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4987 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4988 build/genconstants.o, build/genemit.o, build/genextract.o,
4989 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4990 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4993 2008-03-26 Richard Guenther <rguenther@suse.de>
4996 2008-03-26 Richard Guenther <rguenther@suse.de>
4998 * fold-const.c (target.h): Include.
4999 (fold_comparison): Fold comparison of addresses of two decls
5000 that bind locally. Consolidate address folding code.
5002 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5004 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
5005 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
5006 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
5007 dconstsqrt2, dconstthird, dconste and/or dconst10.
5008 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
5009 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
5010 dconstsqrt2, dconste): Delete.
5011 (init_emit_once): Likewise. Simplify initializing dconstm1.
5013 * real.c (get_real_const): New.
5014 * real.h (dconst3, dconst10, dconstm2, dconstthird,
5015 dconstsqrt2, dconste): Delete.
5016 (real_value_const, get_real_const): New.
5018 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
5020 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
5022 * config/i386/i386.c (ix86_function_arg_boundary): Check
5023 BIGGEST_ALIGNMENT instead of 128.
5024 (setup_incoming_varargs_64): Likewise.
5026 2008-03-26 Tom Tromey <tromey@redhat.com>
5028 * Makefile.in (DEPFILES): Add missing '/'.
5030 2008-03-26 Richard Guenther <rguenther@suse.de>
5032 * fold-const.c (target.h): Include.
5033 (fold_comparison): Fold comparison of addresses of two decls
5034 that bind locally. Consolidate address folding code.
5036 2008-03-26 Nick Clifton <nickc@redhat.com>
5039 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
5040 not allow INT+INT as a legitimate addressing mode.
5042 2008-03-26 Richard Guenther <rguenther@suse.de>
5044 * tree-flow.h (widen_bitfield): Remove declaration.
5045 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
5046 (widen_bitfield): Remove function.
5047 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
5050 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5053 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
5056 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
5058 PR rtl-optimization/35232
5059 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
5060 (forget_old_reloads_1, forget_marked_reloads): Don't clear
5061 reg_reloaded_call_part_clobbered here.
5062 (reload_regs_reach_end_p): New function.
5063 (reload_reg_rtx_for_input): New variable.
5064 (reload_reg_rtx_for_output): Likewise.
5065 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
5066 when reassigning a pseudo register. Load reloadreg from
5067 reload_reg_rtx_for_input, moving the mode and register
5069 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
5070 instead of the original when deciding whether an input reload
5071 would be a no-op or whether an output reload can be deleted.
5072 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
5073 when setting up new_spill_reg_store. Load it from
5074 reload_reg_rtx_for_output, moving the mode and register
5076 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
5077 instead of the original when deciding whether an output reload
5078 would be a no-op. Do the same when modifying insn notes.
5079 Use rtx_equal_p instead of == to compare the registers.
5080 (inherit_piecemeal_p): Take a mode and two register numbers
5082 (emit_reload_insns): Clear new_spill_reg_store for every hard
5083 register in the reload register. Remove spill registers
5084 from reg_reloaded_valid before considering whether to record
5085 inheritance information for them. Use reload_reg_rtx_for_output
5086 instead of reg_rtx when recording output reloads. Use
5087 reload_reg_rtx_for_input instead of reg_rtx when recording
5088 input reloads. Set or clear reg_reloaded_call_part_clobbered
5089 at the same time as setting reg_reloaded_valid.
5090 (delete_output_reload): Add a new_reload_reg parameter and use it
5091 instead of rld[j].reg_rtx.
5092 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5095 2008-03-25 Tom Tromey <tromey@redhat.com>
5097 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5098 (build/genattr.o): Likewise.
5099 (build/genattrtab.o): Likewise.
5100 (build/gencodes.o): Likewise.
5101 (build/genconfig.o): Likewise.
5102 (build/genconstants.o): Likewise.
5103 (build/genemit.o): Likewise.
5104 (build/genextract.o): Likewise.
5105 (build/genflags.o): Likewise.
5107 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5109 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5110 instead of size_int for integer types.
5111 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5112 to match type of MINUS_EXPR.
5114 2008-03-25 Tom Tromey <tromey@redhat.com>
5116 * configure: Rebuilt.
5117 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5120 2008-03-25 Tom Tromey <tromey@redhat.com>
5122 * config/x-solaris (host-solaris.o): Update.
5123 * config/x-linux (host-linux.o): Update.
5124 * config/x-hpux (host-hpux.o): Update.
5125 * config/x-darwin (host-darwin.o): Update.
5126 * config/v850/t-v850e (v850-c.o): Update.
5127 * config/v850/t-v850 (v850-c.o): Update.
5128 * config/t-vxworks (vxworks.o): Update.
5129 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5130 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5131 * config/spu/t-spu-elf (spu-c.o): Update.
5133 * config/sh/t-symbian (sh-c.o): Update.
5134 (symbian.o): Update.
5135 * config/sh/t-sh (sh-c.o): Update.
5136 * config/score/t-score-elf (score7.o, score3.o): Update.
5137 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5138 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5139 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5140 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5142 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5143 * config/m32c/t-m32c (m32c-pragma.o): Update.
5144 * config/ia64/t-ia64 (ia64-c.o): Update.
5145 * config/i386/x-mingw32 (host-mingw32.o): Update.
5146 * config/i386/x-i386 (driver-i386.o): Update.
5147 * config/i386/x-darwin (host-i386-darwin.o): Update.
5148 * config/i386/x-cygwin (host-cygwin.o): Update.
5149 * config/i386/t-nwld (nwld.o): Update.
5150 * config/i386/t-netware (netware.o): Update.
5151 * config/i386/t-interix (winnt.o): Update.
5152 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5153 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5154 msformat-c.o): Update.
5155 * config/bfin/t-bfin-linux (generated_files): Add
5156 linux-sysroot-suffix.h.
5157 * config/arm/t-wince-pe (pe.o): Update.
5158 * config/arm/t-strongarm-pe (pe.o): Update.
5159 * config/arm/t-pe (pe.o): Update.
5160 * config/arm/t-arm (arm-c.o): Update.
5161 * doc/install.texi (Prerequisites): Require make 3.80.
5162 * Makefile.in: Remove .o targets.
5163 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5164 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5165 (simple_generated_h, simple_generated_c): Move earlier.
5166 (generated_files): New variable.
5167 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5168 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5169 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5170 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5171 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5172 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5173 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5174 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5175 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5176 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5177 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5178 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5180 (COMPILE.base, COMPILE): New variables.
5181 (%.o): New pattern rule.
5182 (ALL_HOST_OBJS): New variable.
5183 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5184 (dummy-checksum.o, cc1-checksum.o): Remove.
5185 (DRIVER_SHLIB): New variable.
5186 (DRIVER_DEFINES): Use it.
5187 (gencondmd.c): Move out of build/.
5188 (s-conditions): Update.
5189 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5190 (ALL_BUILD_OBJS): Likewise.
5191 (build/%.o): Use BUILDCOMPILE.
5192 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5193 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5194 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5195 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5196 build/genconfig.o, build/genconstants.o, build/genemit.o,
5197 build/genextract.o, build/genflags.o, build/genmddeps.o,
5198 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5199 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5200 build/gen-protos.o, build/scan.o, build/fix-header.o,
5201 build/scan-decls.o): Simplify.
5202 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5203 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5204 prefix.o, toplev.o): Reduce to variable setting.
5205 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5206 ($(out_object_file), gcc-options.o): New targets.
5207 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5208 * configure: Rebuilt.
5209 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5210 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5212 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5214 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5215 complain when we hit an error, return ERROR_MARK_NODE.
5217 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5219 * config/sh/constraints.md (Pso, Psz): New constraints.
5220 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5221 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5223 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5225 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5226 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5228 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5230 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5231 (prefetch_sh2a): New.
5233 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5234 Naveen.H.S <naveen.hs@kpitcummins.com>
5236 * config/sh/constraints.md (I28): New constraint.
5237 * config/sh/sh.c (broken_move): Add support for movi20s.
5238 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5240 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5241 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5242 Naveen.H.S <naveen.hs@kpitcummins.com>
5244 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5245 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5246 (print_operand): Handle resbank in %@ operand code.
5247 (sh_encode_section_info): New.
5248 (push_regs): Add conditions for resbank.
5249 (sh_expand_epilogue): Likewise.
5250 (sh_insert_attributes): Likewise.
5251 (sh_attribute_table): Likewise.
5252 (sh_handle_resbank_handler_attribute): New.
5253 (sh2a_handle_function_vector_handler_attribute): New.
5254 (sh2a_is_function_vector_call): New.
5255 (sh2a_get_function_vector_number): New.
5256 (sh2a_function_vector_p): New.
5257 (sh_cfun_resbank_handler_p): New.
5258 * config/sh/sh.md (calli): Emit jsr/n if possible.
5259 (calli_tbr_rel): New.
5260 (calli_pcrel): Emit jsr/n if possible.
5261 (return_i): Emit rts/n if possible.
5262 (call_valuei_tbr_rel): New.
5263 (call_valuei_pcrel): Add condition for SH2A target.
5264 (call_value): Likewise.
5265 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5266 (sh2a_get_function_vector_number): Likewise.
5267 (sh2a_is_function_vector_call): Likewise.
5268 * doc/extend.texi: Document TBR relative addressing of SH2A.
5269 (resbank): Add description for SH2A.
5271 2008-03-24 Richard Guenther <rguenther@suse.de>
5274 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5275 pointer assignments change conversions according to middle-end rules.
5276 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5277 * configure.ac: Include type checking in yes.
5278 * configure: Regenerate.
5280 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5282 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5283 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5285 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5287 * gthr-vxworks.h (UNUSED): Define.
5289 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5291 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5293 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5295 * doc/extend.texi (Function Attributes): Add missing comma in the
5296 example of the "alloc_size" attribute.
5298 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5301 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5303 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5306 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5309 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5310 of the underlying type of a MS bitfield layout to the natural
5311 alignment of the type.
5313 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5315 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5316 to their natural alignment to avoid store forwarding stalls.
5318 2008-03-22 Richard Guenther <rguenther@suse.de>
5320 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5321 For PHI nodes verify the address is invariant.
5322 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5323 (get_symbol_constant_value): Use is_gimple_min_invariant.
5324 (maybe_fold_stmt_indirect): Likewise.
5326 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5328 PR rtl-optimization/33927
5329 * Makefile.in (dse.o): Depend on $(TM_P_H).
5330 * expr.h (extract_low_bits): Declare.
5331 * expmed.c (extract_low_bits): New function.
5332 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5333 * dse.c: Include tm_p.h.
5334 (find_shift_sequence): Remove the read_reg argument and return the
5335 read value. Emit the instructions instead of returning them.
5336 Iterate on new_mode rather than calculating it each time.
5337 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5338 source to NEW_MODE and extract_low_bits to convert the shifted
5340 (replace_read): Allow the load and store to have different mode
5341 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5342 or extraction instructions before trying the replacement. Update
5343 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5345 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5347 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5348 to their natural alignment to avoid store forwarding stalls.
5350 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5353 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5354 encouraging but not allowing gprs for input;
5355 change the input constraint to !f#r.
5356 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5358 change the output constraint to !f#r.
5360 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5363 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5364 corresponding post-reload splitters.
5365 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5366 when x87 FP math is selected.
5367 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5368 New function prototype.
5369 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5370 unreachable function to ease macroization of insn patterns.
5372 2008-03-21 Martin Jambor <mjambor@suse.cz>
5374 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5375 reference dumps if ddr is NULL or dependence is unknown.
5377 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5379 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5380 unsigned extension into account.
5381 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5382 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5383 Do computations on a scratch register.
5385 2008-03-21 Richard Guenther <rguenther@suse.de>
5387 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5388 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5389 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5390 * tree-ssa-dom.c (record_equality): Likewise.
5391 * tree-inline.c (copy_body_r): Likewise.
5392 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5395 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5397 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5398 as 'delete_unused' argument.
5400 2008-03-20 Richard Guenther <rguenther@suse.de>
5402 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5403 special casing of constant qualifiers.
5404 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5405 care about them in general.
5406 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5407 regardless of their type.
5408 (fold_stmt_r): Forcefully fold *& if we end up with that.
5410 2008-03-20 Paul Brook <paul@codesourcery.com>
5412 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5413 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5415 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5417 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5418 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5420 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5422 * common.opt (Wmudflap): New option.
5423 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5424 (mx_register_decls): Likewise.
5425 (mudflap_finish_file): Likewise.
5426 * doc/invoke.texi: Document -Wno-mudflap.
5428 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5430 * c-format.c (replace_format_name_to_system_name): New.
5432 (convert_format_name_to_system_name): New.
5433 (decode_format_attr): Add use of convert_format_name_to_system_name.
5434 (format_types_orig): Add gnu_ prefix to names.
5435 (check_format_info_main): Special treating of \0 escaped names for
5436 supporting multi-character format specifiers as I32, I64.
5437 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5438 (gnu_target_overrides_format_attributes): New.
5439 * c-format.h: Add structure target_ovr_attr to hold
5440 system specific formatter names.
5441 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5442 msformat-c.o file to c_target_objs and cxx_target_objs.
5443 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5444 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5445 (TARGET_N_FORMAT_TYPES): New.
5446 * config/i386/msformat-c.c: New.
5447 * config/i386/t-cygming: Add build rule for msformat-c.o.
5448 * doc/extend.texi: Add new format names gnu_* and ms_* and
5450 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5452 2008-03-20 Ira Rosen <irar@il.ibm.com>
5454 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5455 optimizations turned on under -O3.
5456 (ftree-vectorize): Add that the flag is turned on with -O3.
5458 2008-03-20 Ben Elliston <bje@au.ibm.com>
5460 * regmove.c (try_auto_increment): Fix spelling error in comment.
5461 * final.c (final_scan_insn): Likewise.
5463 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5466 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5467 allocator preferences for "y" and "r" class registers.
5468 ("*mov<mode>_internal"): Ditto.
5469 ("*movv2sf_internal_rex64"): Ditto.
5470 ("*movv2sf_internal"): Ditto.
5472 2008-03-19 Michael Matz <matz@suse.de>
5475 * calls.c (expand_call): Check overlap of arguments with call
5476 address for sibcalls.
5478 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5481 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5482 of the underlying type of a MS bitfield layout to the natural
5483 alignment of the type.
5485 2008-03-19 Jan Hubicka <jh@suse.cz>
5488 * toplev.c (decode_d_option): Handle all CPP flags.
5489 * tree-vrp.c: Update tree_pass descriptors.
5490 * regrename.c: Update tree_pass descriptors.
5491 * fwprop.c: Update tree_pass descriptors.
5492 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5493 * tree-into-ssa.c: Update tree_pass descriptors.
5494 * tree-dump.c: Update tree_pass descriptors.
5495 * tree-complex.c: Update tree_pass descriptors.
5496 * tree-dump.h: Update tree_pass descriptors.
5497 * see.c: Update tree_pass descriptors.
5498 * cgraphbuild.c: Update tree_pass descriptors.
5499 * tracer.c: Update tree_pass descriptors.
5500 * tree-loop-distribution.c: Update tree_pass descriptors.
5501 * cgraph.c: Update tree_pass descriptors.
5502 * postreload-gcse.c: Update tree_pass descriptors.
5503 * postreload.c: Update tree_pass descriptors.
5504 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5505 * tree-tailcall.c: Update tree_pass descriptors.
5506 * tree-pass.h (tree_opt_pass): Rename to ...
5507 (opt_pass) ... this one; add "type" field and remove letter field.
5508 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5509 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5510 all_lowering_passes): Update declaration.
5511 * ipa-cp.c: Update tree_pass descriptors.
5512 * final.c: Update tree_pass descriptors.
5513 * omp-low.c: Update tree_pass descriptors.
5514 * tree-ssa-dse.c: Update tree_pass descriptors.
5515 * ipa-reference.c: Update tree_pass descriptors.
5516 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5517 * auto-inc-dec.c: Update tree_pass descriptors.
5518 * reorg.c: Update tree_pass descriptors.
5519 * cgraphunit.c: Update tree_pass descriptors.
5520 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5521 * tree-ssa-ccp.c: Update tree_pass descriptors.
5522 * df-core.c: Update tree_pass descriptors.
5523 * mode-switching.c: Update tree_pass descriptors.
5524 * tree-nomudflap.c: Update tree_pass descriptors.
5525 * modulo-sched.c: Update tree_pass descriptors.
5526 * ipa-pure-const.c: Update tree_pass descriptors.
5527 * cse.c: Update tree_pass descriptors.
5528 * web.c: Update tree_pass descriptors.
5529 * tree-stdarg.c: Update tree_pass descriptors.
5530 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5531 * tree-ssa-dom.c: Update tree_pass descriptors.
5532 * tree-nrv.c: Update tree_pass descriptors.
5533 * tree-ssa-alias.c: Update tree_pass descriptors.
5534 * loop-init.c: Update tree_pass descriptors.
5535 * gimple-low.c: Update tree_pass descriptors.
5536 * ipa-inline.c: Update tree_pass descriptors.
5537 * tree-ssa-sink.c: Update tree_pass descriptors.
5538 * global.c: Update tree_pass descriptors.
5539 * ifcvt.c: Update tree_pass descriptors.
5540 * jump.c: Update tree_pass descriptors.
5541 * predict.c: Update tree_pass descriptors.
5542 * tree-ssa-loop.c: Update tree_pass descriptors.
5543 * recog.c: Update tree_pass descriptors.
5544 * dse.c: Update tree_pass descriptors.
5545 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5546 * tree-eh.c: Update tree_pass descriptors.
5547 * regmove.c: Update tree_pass descriptors.
5549 * function.c: Update tree_pass descriptors.
5550 * tree-vectorizer.c: Update tree_pass descriptors.
5551 * gcse.c: Update tree_pass descriptors.
5552 * ipa-type-escape.c: Update tree_pass descriptors.
5553 * tree-if-conv.c: Update tree_pass descriptors.
5554 * init-regs.c: Update tree_pass descriptors.
5555 * ipa.c: Update tree_pass descriptors.
5556 * tree-ssa-phiopt.c: Update tree_pass descriptors.
5557 * rtl-factoring.c: Update tree_pass descriptors.
5558 * lower-subreg.c: Update tree_pass descriptors.
5559 * bt-load.c: Update tree_pass descriptors.
5560 * tree-dfa.c: Update tree_pass descriptors.
5561 * except.c: Update tree_pass descriptors.
5562 * emit-rtl.c: Update tree_pass descriptors.
5563 * cfgexpand.c: Update tree_pass descriptors.
5564 * tree-cfgcleanup.c: Update tree_pass descriptors.
5565 * cfgcleanup.c: Update tree_pass descriptors.
5566 * tree-ssa-pre.c: Update tree_pass descriptors.
5567 * tree-sra.c: Update tree_pass descriptors.
5568 * tree-mudflap.c: Update tree_pass descriptors.
5569 * tree-ssa-copy.c: Update tree_pass descriptors.
5570 * cfglayout.c: Update tree_pass descriptors.
5571 * tree-ssa-forwprop.c: Update tree_pass descriptors.
5572 * tree-ssa-dce.c: Update tree_pass descriptors.
5573 * tree-ssa.c: Update tree_pass descriptors.
5574 * regclass.c: Update tree_pass descriptors.
5575 * integrate.c: Update tree_pass descriptors.
5576 * tree-optimize.c: Update tree_pass descriptors.
5577 * tree-ssa-phiprop.c: Update tree_pass descriptors.
5578 * tree-object-size.c: Update tree_pass descriptors.
5579 * combine.c: Update tree_pass descriptors.
5580 * tree-outof-ssa.c: Update tree_pass descriptors.
5581 * bb-reorder.c: Update tree_pass descriptors.
5582 * stack-ptr-mod.c: Update tree_pass descriptors.
5583 * var-tracking.c: Update tree_pass descriptors.
5584 * tree-profile.c: Update tree_pass descriptors.
5585 * tree-vect-generic.c: Update tree_pass descriptors.
5586 * reg-stack.c: Update tree_pass descriptors.
5587 * sched-rgn.c: Update tree_pass descriptors.
5588 * tree-ssa-structalias.c: Update tree_pass descriptors.
5589 * tree-cfg.c: Update tree_pass descriptors.
5590 * passes.c (current_pass): Update declaration.
5591 (finish_optimization_passes): Update.
5592 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5593 (register_one_dump_file, register_dump_files_1, next_pass_1):
5595 (init_optimization_passes): Update handling of new types.
5596 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5597 * ipa-struct-reorg.c: Update tree_pass descriptors.
5598 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5599 * combine-stack-adj.c: Update tree_pass descriptors.
5600 * cfgrtl.c: Update tree_pass descriptors.
5601 * dce.c: Update tree_pass descriptors.
5602 * tree-ssanames.c: Update tree_pass descriptors.
5604 2008-03-19 Richard Guenther <rguenther@suse.de>
5607 * tree-ssa.c (walk_data): New structure.
5608 (warn_uninitialized_var): If not always_executed warn with "maybe"
5610 (execute_early_warn_uninitialized): Compute post-dominators.
5611 Initialize always_executed before processing each basic block.
5613 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5616 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5617 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5619 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5621 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5623 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5625 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5627 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5628 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5629 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5630 target after ignore has been set, and move there also the commputation
5631 of subtarget and original_target.
5632 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5633 (LANG_HOOKS_INITIALIZER): Remove it.
5634 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5636 2008-03-18 Richard Guenther <rguenther@suse.de>
5638 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5639 found an expression with constants, note that in the VN for the lhs.
5640 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5641 fold them to constants if possible. Run cleanup_cfg if done so.
5642 (execute_pre): Return todo.
5644 (execute_fre): Likewise.
5645 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5647 (get_prop_source_stmt): Look through pointer conversions.
5649 2008-03-18 Jan Hubicka <jh@suse.cz>
5651 * tree-pretty-print.c: Include predict.h.
5652 (dump_generic_node): Dump predictor.
5653 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5654 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5655 * gimple-low.c (lower_stmt): Likewise.
5656 * expr.c (expand_expr_real): Likewise.
5657 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5659 (build_predict_expr, build_predict_expr): New.
5660 * predict.h (predictor_name, build_predict_expr): Update.
5661 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5662 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5663 * predict.def (PRED_CONTINUE): Update hitrate.
5664 * tree.def (PREDICT_EXPR): Define.
5665 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5666 do not handle BIND_EXPR.
5667 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5668 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5669 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5672 2008-03-18 Michael Matz <matz@suse.de>
5674 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5676 2008-03-18 Richard Guenther <rguenther@suse.de>
5678 * tree-gimple.h (is_gimple_invariant_address): Declare.
5679 (is_gimple_constant): Likewise.
5680 * tree-gimple.c (is_gimple_constant): New function.
5681 (is_gimple_invariant_address): Likewise.
5682 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5683 and is_gimple_invariant_address.
5684 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5686 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5687 an addressable base.
5689 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5692 * gimplify.c (gimplify_expr): Gimplify second operand of
5695 2008-03-17 Richard Guenther <rguenther@suse.de>
5697 PR tree-optimization/19637
5698 * fold-const.c (fold_unary): Remove restrictions of removing
5699 intermediate pointer-conversions (P2)(P1)P0.
5700 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5701 conversion to void pointer.
5702 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5704 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5707 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5708 emulated thread local variables.
5710 2008-03-16 Richard Guenther <rguenther@suse.de>
5713 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5714 expand TREE_INVARIANT operations that are not gimple invariant.
5716 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5718 * doc/extend.texi (Alignment): Say that the ABI controls
5719 the __alignof__ for non-strict-alignment targets rather
5720 than being a recommendation.
5722 2008-03-15 Paul Brook <paul@codesourcery.com>
5724 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5726 (arm_output_fn_unwind): Mark functions that can not be unwound.
5728 2008-03-15 Paul Brook <paul@codesourcery.com>
5730 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5731 extension instructions.
5733 2008-03-15 Richard Guenther <rguenther@suse.de>
5735 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5736 and fold constant aggregate refs.
5737 (fold_const_aggregate_ref): Handle string constants
5738 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5739 (evaluate_stmt): Simplify now that ccp_fold folds constant
5742 2008-03-15 Paul Brook <paul@codesourcery.com>
5744 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5745 (extzv): Use gen_extzv_t2.
5746 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5748 2008-03-15 Richard Guenther <rguenther@suse.de>
5750 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5751 (fold_const_aggregate_ref): Likewise.
5752 (get_value): Return NULL if we don't have any values.
5753 (ccp_finalize): Set const_val to NULL after freeing it.
5754 * tree-flow.h (get_symbol_constant_value): Declare.
5755 (fold_const_aggregate_ref): Likewise.
5756 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5758 2008-03-15 Richard Guenther <rguenther@suse.de>
5761 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5762 to not produce negative array indices if not allowed. Add
5763 parameter to indicate that.
5764 (maybe_fold_offset_to_component_ref): Allow negative array
5765 indices only for the first member of a structure.
5766 (maybe_fold_offset_to_reference): Allow negative array indices.
5767 (maybe_fold_stmt_addition): Likewise.
5769 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5770 Anatoly Sokolov <aesok@post.ru>
5772 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5773 (avr_arch): Add ARCH_AVR6.
5774 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5775 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5776 instead of fixed value 2.
5777 (print_operand_address): Use gs() asm specifier instead of pm().
5778 (avr_assemble_integer): (Ditto.).
5779 (avr_output_addr_vec_elt): (Ditto.).
5780 (print_operand): Handle "!" code.
5781 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5782 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5783 (AVR_HAVE_EIJMP_EICALL): Define.
5784 (AVR_3_BYTE_PC): Redefine.
5785 (AVR_2_BYTE_PC): (Ditto.).
5786 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5787 (LINK_SPEC): Add atmega2560 and atmega2561.
5788 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5790 * config/avr/avr.md (call_insn): Use eicall instead of icall
5791 for 3 byte PC devices.
5792 (call_value_insn): (Ditto.).
5793 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5794 (indirect_jump): Use only for for 2 byte PC devices.
5795 (*tablejump): (Ditto.).
5796 (*indirect_jump_avr6): Add insn.
5797 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5798 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5799 instead of ijmp for 3 byte PC devices.
5800 (__tablejump2__): (Ditto.).
5801 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5802 (MULITLIB_DIRNAMES): (Ditto.).
5803 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5805 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5807 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5808 "sse2_umulsidi3". Use V1DI mode for operand 0.
5809 ("mmx_psadbw"): Use V1DI mode for operand 0.
5810 * config/i386/i386-modes.def (V1SI): New vector mode.
5811 * config/i386/i386.c (struct builtin_description)
5812 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5813 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5814 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5815 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5816 v1di_ftype_v8qi_v8qi type.
5817 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5819 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5820 __builtin_ia32_pmuludq]: Fix the mode of return value.
5822 2008-03-15 Richard Guenther <rguenther@suse.de>
5825 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5828 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5830 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5831 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5832 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5833 unless TARGET_SERIALIZE_VOLATILE is enabled.
5834 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5835 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5836 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5838 2008-03-14 Richard Guenther <rguenther@suse.de>
5840 PR tree-optimization/34172
5841 * tree-flow.h (refs_may_alias_p): Declare.
5842 (get_single_def_stmt): Likewise.
5843 (get_single_def_stmt_from_phi): Likewise.
5844 (get_single_def_stmt_with_phi): Likewise.
5845 * tree-dfa.c (refs_may_alias_p): New function.
5846 (get_single_def_stmt): Likewise.
5847 (get_single_def_stmt_from_phi): Likewise.
5848 (get_single_def_stmt_with_phi): Likewise.
5849 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5850 (vn_reference_lookup_1): New helper function.
5851 (vn_reference_lookup): Walk the virtual use-def chain to
5852 continue searching for a match if the def does not alias the
5853 reference we are looking for.
5855 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5857 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5858 archive and Perzl. Update The Written Word listing.
5860 2008-03-14 Richard Guenther <rguenther@suse.de>
5862 PR tree-optimization/34043
5863 PR tree-optimization/33989
5864 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5866 (bitmap_find_leader): Use extra argument to verify dominance
5867 relationship inside a basic-block.
5868 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5869 (find_leader_in_sets): Adjust.
5870 (create_component_ref_by_pieces): Take extra argument for
5871 dominance check, handle lookup failures.
5872 (find_or_generate_expression): Likewise.
5873 (create_expression_by_pieces): Likewise.
5874 (insert_into_preds_of_block): Adjust.
5875 (create_value_expr_from): If asked for, verify all operands
5876 are in the blocks AVAIL_OUT set.
5877 (make_values_for_stmt): Check for SSA_NAMEs that are life
5878 over an abnormal edge.
5879 (compute_avail): Remove such check.
5880 (do_SCCVN_insertion): New function.
5881 (eliminate): If we do not find a leader suitable for replacement
5882 insert a replacement expression from SCCVN if available.
5883 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5884 (struct vn_ssa_aux): Add needs_insertion flag.
5885 * tree-ssa-sccvn.c (may_insert): New global flag.
5886 (copy_reference_ops_from_ref): Value-number union member access
5887 based on its size, not type and member if insertion is allowed.
5888 (visit_reference_op_load): For a weak match from union type
5889 punning lookup a view-converted value and insert a SSA_NAME
5890 for that value if that is not found.
5891 (visit_use): Make dumps shorter. Do not disallow value numbering
5892 SSA_NAMEs that are life over an abnormal edge to constants.
5893 (free_scc_vn): Release inserted SSA_NAMEs.
5894 (run_scc_vn): New flag to specify whether insertion is allowed.
5895 Process SSA_NAMEs in forward order.
5896 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5897 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5898 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5899 pointer type to/from integral types that do not change the
5900 precision to regular conversions.
5902 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5904 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5905 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5906 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5907 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5908 input arguments and the mode of return value. Built-in functions
5909 that operate on whole 64-bit MMX register now use V1DI mode.
5911 2008-03-13 Alon Dayan <alond@il.ibm.com>
5912 Olga Golovanevsky <olga@il.ibm.com>
5914 PR tree-optimization/35041
5915 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5916 to locate the right position in a statement.
5918 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5922 * config/i386/xmmintrin.h: Change all static inline functions to
5923 extern inline and add __gnu_inline__ attribute.
5924 * config/i386/bmintrin.h: Ditto.
5925 * config/i386/smmintrin.h: Ditto.
5926 * config/i386/tmmintrin.h: Ditto.
5927 * config/i386/mmintrin-common.h: Ditto.
5928 * config/i386/ammintrin.h: Ditto.
5929 * config/i386/emmintrin.h: Ditto.
5930 * config/i386/pmmintrin.h: Ditto.
5931 * config/i386/mmintrin.h: Ditto.
5932 * config/i386/mm3dnow.h: Ditto.
5934 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5937 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5938 (lower_omp_2): New function.
5939 (lower_omp_1, lower_omp): Rewritten.
5941 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5944 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5945 with the phrase "Microsoft Windows compilers".
5946 (Push/Pop Macro Pragmas): New subsection. Document
5947 #pragma push_macro and pragma pop_macro.
5949 2008-03-12 Paul Brook <paul@codesourcery.com>
5951 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5953 2008-03-12 Paul Brook <paul@codesourcery.com>
5955 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5956 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5957 (thumb2_addsi_shortim): Rename ...
5958 (thumb2_addsi_short): ... to this. Allow register operands.
5959 (thumb2_subsi_short): New pattern.
5960 (thumb2_one_cmplsi2_short,
5961 thumb2_negsi2_short): New patterns and peepholes.
5963 2008-03-12 Paul Brook <paul@codesourcery.com>
5965 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5967 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5969 * config/i386/i386.md (int_cond): New code iterator.
5971 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5972 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5973 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5974 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5975 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5976 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5977 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5978 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5980 2008-03-12 Paul Brook <paul@codesourcery.com>
5982 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5983 instead of {arm,thumb}_compute_save_reg_mask.
5984 (output_return_instruction): Ditto.
5985 (thumb_unexpanded_epilogue): Ditto.
5986 (thumb1_expand_prologue): Ditto.
5987 (thumb1_output_function_prologue): Ditto.
5988 (arm_set_return_address): Ditto.
5989 (thumb_set_return_address): Ditto.
5990 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5991 regs to achieve stack alignment.
5992 (thumb1_compute_save_reg_mask): Fix compiler warning.
5993 (arm_output_epilogue): Use offsets->saved_regs_mask.
5994 Adjust stack pointer by poping call clobered registers.
5995 (arm_expand_prologue): Use offsets->saved_regs_mask.
5996 Adjust stack pointer by pushing extra registers.
5997 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5999 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
6002 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
6003 conversion to the operands of a multiplication.
6005 2008-03-12 Richard Guenther <rguenther@suse.de>
6007 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
6008 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
6009 * timevar.def (TV_TREE_PHIPROP): Add.
6010 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
6011 pass description. Use TV_TREE_PHIPROP.
6012 * tree-ssa-forwprop.c: Remove phiprop code.
6014 2008-03-12 Jakub Jelinek <jakub@redhat.com>
6017 * omp-low.c (maybe_lookup_decl): Constify first argument.
6018 (use_pointer_for_field): Change last argument from bool to
6019 omp_context *. Disallow shared copy-in/out in nested
6020 parallel if decl is shared in outer parallel too.
6021 (build_outer_var_ref, scan_sharing_clauses,
6022 lower_rec_input_clauses, lower_copyprivate_clauses,
6023 lower_send_clauses, lower_send_shared_vars): Adjust callers.
6025 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
6026 Ira Rosen <irar@il.ibm.com>
6028 * tree-vectorizer.c (free_stmt_vec_info): New function.
6029 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
6030 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
6031 * tree-vectorizer.h (free_stmt_vec_info): Declare.
6032 * tree-vect-transform.c (vectorizable_conversion): Free
6033 vec_oprnds0 if it was allocated.
6034 (vect_permute_store_chain): Remove unused VECs.
6035 (vectorizable_store): Free VECs that are allocated in the..
6037 (vect_transform_strided_load, vectorizable_load): Likewise.
6038 (vect_remove_stores): Simplify the code.
6039 (vect_transform_loop): Move code to vect_remove_stores().
6040 Call vect_remove_stores() and free_stmt_vec_info().
6042 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6044 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
6045 TARGET_HPUX. Revise comment.
6046 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6047 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
6048 Use sr4 variant of `be' instruction when not generating PIC code.
6049 (attr_length_call): Adjust for above change.
6051 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6053 * ipa-reference.c (static_execute): Remove module_statics_const and
6054 associated setting code.
6056 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6059 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
6060 predicate for operand 1.
6061 (paritysi2_cmp): Use register_operand predicate for operand 2.
6062 Use earlyclobber modifier for operand 1. Remove support for
6064 (paritydi2_cmp): Use register_operand predicate for operand 3.
6065 Use earlyclobber modifier for operand 1. Remove support for
6068 2008-03-11 Paul Brook <paul@codesourcery.com>
6069 Vladimir Prus <vladimir@codesourcery.com>
6071 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
6072 (arm_compute_save_reg0_reg12_mask): Always
6073 check if register 11 must be saved. Always safe hard frame pointer
6074 when frame_pointer_needeed.
6075 (arm_compute_save_reg_mask): Save IP and PC
6076 only with apcs frames.
6077 (arm_output_epilogue): Adjust Thumb2 codepath to
6078 be also invoked and work for ARM non-apcs frames.
6079 (arm_expand_prologue): Don't bother saving IP
6080 for non-apcs frame, since it's not clobbered by
6081 prologue code. Implement non-apcs frame
6084 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6086 PR rtl-optimization/35281
6087 * expr.c (convert_move): Use a new pseudo for the intermediate
6088 from_mode->word_mode result.
6090 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6092 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6093 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6094 * toplev.c (compile_file): Don't call it.
6096 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6099 * expr.c (store_expr): Call emit_block_move if the mode
6100 of "temp" RTX is BLKmode.
6102 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6103 Richard Guenther <rguenther@suse.de>
6105 PR tree-optimization/31358
6106 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6107 the step with a NULL_TREE.
6108 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6109 to sizetype if type is a pointer type.
6110 (add_candidate_1): Don't convert the base and step to
6111 the generic type if the orginal type is a pointer type.
6112 (add_iv_value_candidates): Use sizetype for the step
6113 if type is a pointer type.
6114 (cand_value_at): Likewise.
6115 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6117 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6118 Don't convert the tem affine to the type.
6119 (add_elt_to_tree): Use sizetype for the step if a pointer.
6120 Use POINTER_PLUS_EXPR for pointers.
6121 (aff_combination_to_tree): Use sizetype for the step if a
6124 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6126 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6127 Remove commutativity hint.
6129 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6133 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6134 errorneous type. Check that v is a VAR_DECL.
6137 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6139 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6141 PR tree-optimization/35494
6142 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6143 may be overriden at link and run time.
6145 2008-03-10 Richard Guenther <rguenther@suse.de>
6147 PR tree-optimization/34677
6148 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6149 (poolify_tree): Likewise.
6150 (modify_expr_template): Likewise.
6151 (poolify_modify_stmt): Likewise.
6152 (insert_fake_stores): Handle all component-ref style stores
6153 in addition to INDIRECT_REF. Also handle complex types.
6154 Do not poolify the inserted load.
6155 (realify_fake_stores): Do not rebuild the tree but only
6156 make it a SSA_NAME copy.
6157 (init_pre): Remove initialzation of modify_expr_template.
6158 Do not allocate modify_expr_node_pool.
6159 (fini_pre): Do not free modify_expr_node_pool.
6161 2008-03-10 Paul Brook <paul@codesourcery.com>
6163 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6166 2008-03-10 Paul Brook <paul@codesourcery.com>
6167 Mark Shinwell <shinwell@codesourcery.com>
6169 * config/arm/cortex-r4.md: New.
6170 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6172 * config/arm/arm.md: Include cortex-r4.md.
6173 (insn): Add smmls, sdiv and udiv values.
6174 (generic_sched): Don't use generic scheduling for Cortex-R4.
6175 (arm_issue_rate): New function.
6176 (TARGET_SCHED_ISSUE_RATE): Define.
6178 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6180 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6182 2008-03-10 Richard Guenther <rguenther@suse.de>
6184 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6185 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6187 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6189 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6190 Set default to true.
6192 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6194 * c.opt (Wsynth): Deprecate.
6195 * doc/invoke.texi (Option Summary, Warning Options): Document
6196 -Wno-format-contains-nul.
6198 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6201 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6202 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6204 2008-03-09 Ira Rosen <irar@il.ibm.com>
6206 * config/rs6000/rs6000.c (builtin_description): Rename vector
6207 left shift operations.
6208 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6209 (altivec_vsl<VI_char>): Rename to ...
6210 (ashl<mode>3): ... new name.
6211 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6213 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6215 2008-03-08 Richard Guenther <rguenther@suse.de>
6217 * coverage.h (tree_coverage_counter_addr): Declare.
6218 * coverage.c (tree_coverage_counter_addr): New function.
6219 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6221 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6222 (tree_gen_one_value_profiler): Likewise.
6223 (tree_gen_ic_profiler): Likewise.
6224 (tree_gen_average_profiler): Likewise.
6225 (tree_gen_ior_profiler): Likewise.
6227 2008-03-08 Richard Guenther <rguenther@suse.de>
6229 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6230 (vn_binary_op_insert): Likewise.
6231 (vn_unary_op_lookup): Likewise.
6232 (vn_unary_op_insert): Likewise.
6233 (vn_nary_op_lookup): Declare.
6234 (vn_nary_op_insert): Likewise.
6235 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6236 and binary hashes, use a single obstack for unary_op_pool
6238 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6239 a single struct vn_nary_op_s. Store tree code length and
6240 a variable number of operands.
6241 (struct vn_reference_op_struct): Remove unused op2.
6242 (vn_reference_op_eq): Do not compare op2.
6243 (vn_reference_op_compute_hash): Do not compute hash of op2.
6244 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6245 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6246 with vn_nary_op_compute_hash.
6247 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6248 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6250 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6252 (visit_unary_op): Call nary functions.
6253 (visit_binary_op): Likewise.
6254 (process_scc): Adjust for struct vn_tables_s changes.
6255 (allocate_vn_table): Likewise.
6256 (free_vn_table): Likewise.
6257 * tree-vn.c (vn_add): Call nary functions.
6258 (vn_lookup): Likewise.
6260 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6263 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6264 wdst back after sync_compare_and_swapqhi_internal.
6266 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6269 * config/i386/i386-modes.def (V1DI): New vector mode.
6270 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6271 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6272 (MMXMODE248): Ditto.
6273 (MMXMODE): Add V1DI mode.
6274 (mmxvecsize): Change DI mode to V1DI mode.
6275 ("mov<mode>): Use MMXMODEI8 mode iterator.
6276 ("*mov<mode>_internal_rex64"): Ditto.
6277 ("*mov<mode>_internal"): Ditto.
6278 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6279 ("mmx_sub<mode>3"): Ditto.
6280 ("mmx_adddi3"): Remove insn pattern.
6281 ("mmx_subdi3"): Ditto.
6282 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6283 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6284 ("mmx_ashl<mode>3"): Ditto.
6285 ("mmx_lshrdi3"): Remove insn pattern.
6286 ("mmx_ashldi3"): Ditto.
6287 * config/i386/i386.c (classify_argument): Handle V1DImode.
6288 (function_arg_advance_32): Ditto.
6289 (function_arg_32): Ditto.
6290 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6291 mmx_addv1di3 insn pattern.
6292 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6293 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6294 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6295 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6296 Remove definitions of built-in functions.
6297 (V1DI_type_node): New node.
6298 (v1di_ftype_v1di_int): Ditto.
6299 (v1di_ftype_v1di_v1di): Ditto.
6300 (v2si_ftype_v2si_si): Ditto.
6301 (v4hi_ftype_v4hi_di): Remove node.
6302 (v2si_ftype_v2si_di): Ditto.
6303 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6304 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6305 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6306 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6307 Add new builtins using def_builtin_const.
6308 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6309 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6310 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6311 * config/i386/mmintrin.h (__v1di): New typedef.
6312 (_mm_add_si64): Cast arguments to __v1di type.
6313 (_mm_sub_si64): Ditto.
6314 (_mm_sll_pi16): Cast __count to __v4hi type.
6315 (_mm_sll_pi32): Cast __count to __v2si type.
6316 (_mm_sll_si64): Cast arguments to __v1di type.
6317 (_mm_srl_pi16): Cast __count to __v4hi type.
6318 (_mm_srl_pi32): Cast __count to __v2si type.
6319 (_mm_srl_si64): Cast arguments to __v1di type.
6320 (_mm_sra_pi16): Cast __count to __v4hi type.
6321 (_mm_sra_pi32): Cast __count to __v2si type.
6322 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6323 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6324 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6325 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6326 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6327 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6328 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6329 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6330 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6331 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6332 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6333 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6335 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6337 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6339 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6342 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6343 reg+const addressing for Altivec modes. Don't generate reg+reg
6344 addressing for TFmode or TDmode quantities.
6346 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6348 * c-common.c (vector_types_convertible_p): Call langhook
6349 instead of comptypes.
6351 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6354 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6355 integral and scalar float variables which have a
6358 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6360 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6361 dwarf_register_span hook when emitting unwind information for
6362 register-to-memory saves.
6363 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6364 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6366 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6368 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6369 for the same VAR_DECL.
6371 2008-03-06 Tom Tromey <tromey@redhat.com>
6374 * doc/standards.texi (Standards): Don't mention treelang.
6375 * doc/invoke.texi (Overall Options): Don't mention treelang.
6376 * doc/install.texi (Prerequisites): Don't mention bison or
6378 (Configuration): Don't mention treelang.
6379 (Building): Likewise.
6380 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6382 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6384 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6385 word-extractions out of a multi-word object.
6387 2008-03-06 Richard Guenther <rguenther@suse.de>
6389 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6390 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6391 result type and precision.
6392 * expr.c (get_inner_reference): Set unsignedp based on the result
6393 type of BIT_FIELD_REF.
6394 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6395 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6396 (try_instantiate_multiple_fields): Likewise. Use the correct type
6398 (sra_build_assignment): Likewise.
6399 (sra_build_elt_assignment): Likewise.
6400 (sra_explode_bitfield_assignment): Likewise.
6401 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6402 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6403 set BIT_FIELD_REF_UNSIGNED.
6404 (vectorizable_load): Likewise.
6406 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6408 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6411 2008-03-06 Richard Guenther <rguenther@suse.de>
6413 * alias.c (struct alias_set_entry): Move has_zero_child field
6414 to pack with alias_set.
6416 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6418 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6421 2008-03-05 Ian Lance Taylor <iant@google.com>
6423 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6425 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6427 * fwprop.c (update_df): Support width and offset parameters of
6429 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6430 global_conflicts): Change DF_REF_EXTRACT to either
6431 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6432 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6433 * df-scan.c (df_ref_record, df_defs_record,
6434 df_ref_create_structure, df_def_record_1, df_uses_record,
6435 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6436 df_bb_refs_collect, df_entry_block_defs_collect,
6437 df_exit_block_uses_collect): Support new width and offset fields.
6438 (ref_extract_pool): New storage pool.
6439 (df_free_ref): New function.
6440 (df_reg_chain_unlink, df_free_collection_rec,
6441 df_sort_and_compress_refs): Call df_free_ref.
6442 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6444 (df_ref_create_structure): Allocate df_ref_extract if offset and
6445 width fields are used.
6446 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6447 (df_uses_record): Get offset and width from ZERO_EXTRACT
6449 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
6450 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6451 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6452 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
6453 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6454 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6455 (df_ref_extract): New structure.
6456 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6457 (df_ref_create): Add width and offset parameters.
6459 2008-03-05 Richard Guenther <rguenther@suse.de>
6461 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6462 Use ranges_overlap_p.
6463 (offset_overlaps_with_access): Rename
6464 to ranges_overlap_p and move ...
6465 * tree-flow-inline.h (ranges_overlap_p): ... here.
6467 * tree.h (get_inner_reference, handled_component_p): Update
6470 * tree.h (record_component_aliases, get_alias_set,
6471 alias_sets_conflict_p, alias_sets_must_conflict_p,
6472 objects_must_conflict_p): Move declarations ...
6473 * alias.h (record_component_aliases, get_alias_set,
6474 alias_sets_conflict_p, alias_sets_must_conflict_p,
6475 objects_must_conflict_p): ... here.
6476 Include coretypes.h.
6477 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6479 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6481 * cfg.c: Include tree-flow.h.
6482 (remove_edge_raw): Call redirect_edge_var_map_clear.
6483 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6484 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6485 (redirect_edge_var_map_result): New.
6486 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6487 PENDING_STMT use with redirect_edge_var_map_*.
6488 * tree-ssa.c (edge_var_maps): New definition.
6489 (redirect_edge_var_map_add): New.
6490 (redirect_edge_var_map_clear): New.
6491 (redirect_edge_var_map_dup): New.
6492 (redirect_edge_var_map_vector): New.
6493 (redirect_edge_var_map_destroy): New.
6494 (ssa_redirect_edge): Replace PENDING_STMT use with
6495 redirect_edge_var_map_*.
6496 (flush_pending_stmts): Same.
6497 (delete_tree_ssa): Destroy edge var map.
6498 * tree-flow.h (struct _edge_var_map): New.
6499 Define edge_var_map vector type.
6500 Declare redirect_edge_var_map_* prototypes.
6501 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6502 * tree-cfg.c (reinstall_phi_args): Replace
6503 PENDING_STMT use with redirect_edge_var_map_*.
6505 2008-03-05 Richard Guenther <rguenther@suse.de>
6507 PR tree-optimization/35472
6508 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6509 whose single use_stmt has a overlapping set of loaded and
6510 stored symbols as that use_stmt might be a noop assignment then.
6512 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6514 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6516 2008-03-05 Richard Guenther <rguenther@suse.de>
6519 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6520 should be constants.
6521 * tree-cfg.c (verify_expr): Verify it.
6522 * fold-const.c (fold_truthop): Remove code generating
6523 BIT_FIELD_REFs of structure bases.
6524 (fold_binary): Likewise.
6525 (fold_ternary): Position and size of BIT_FIELD_REFs are
6526 always host integers.
6527 (make_bit_field_ref): Remove.
6528 (optimize_bit_field_compare): Remove.
6529 (all_ones_mask_p): Remove.
6531 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6534 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6535 (split_block_and_df_analyze): New. Split basic block and rebuild
6537 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6539 (split_pattern_seq): Likewise.
6540 (erase_matching_seqs): Likewise.
6541 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6543 2008-03-04 Geoff Keating <geoffk@apple.com>
6545 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6546 declaration and code.
6547 (tree_invalid_nonnegative_warnv_p): Likewise.
6549 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6551 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
6552 examples. Truncate option-names then causing overfull hbox.
6554 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6557 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
6559 * configure: Rebuilt.
6561 2008-03-04 Rafael Espindola <espindola@google.com>
6563 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
6564 (tree_unary_nonnegative_warnv_p): New.
6565 (tree_binary_nonnegative_warnv_p): New.
6566 (tree_single_nonnegative_warnv_p): New.
6567 (tree_invalid_nonnegative_warnv_p): New.
6568 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
6570 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6573 * opts.c (handle_option): Postpone 'unknown option' errors only for
6576 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
6579 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
6582 2008-03-04 Rafael Espindola <espindola@google.com>
6584 * fold-const.c (tree_unary_nonzero_warnv_p): New.
6585 (tree_binary_nonzero_warnv_p): New.
6586 (tree_single_nonzero_warnv_p): New.
6587 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
6589 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6592 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6593 transformations for modes that have signed zeros.
6594 * ifcvt.c (noce_try_abs): Ditto.
6596 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6598 * config/i386/i386.c (override_options): Force
6599 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6601 2008-03-04 Jan Hubicka <jh@suse.cz>
6604 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6607 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6609 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6610 label to probe the stack.
6612 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6614 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6615 (__gthr_win32_mutex_destroy): Declare.
6616 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6617 __gthr_win32_mutex_destroy.
6618 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6620 2008-03-03 Jan Hubicka <jh@suse.cz>
6623 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6624 aggressive on inlining cold calls.
6626 2008-03-03 Richard Guenther <rguenther@suse.de>
6628 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6629 struct copies into the expression table.
6630 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6631 (try_to_simplify): Likewise.
6632 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6633 integral and pointer arguments which do not change the
6634 precision to NOP_EXPRs.
6635 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6636 VIEW_CONVERT_EXPR case.
6638 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6640 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6641 defined in a loop at depth 0 is invariant.
6642 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6643 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6644 be called at loop depth 0.
6646 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6649 * gcc.c (process_command): Update copyright notice dates.
6650 * gcov.c (print_version): Likewise.
6651 * gcov-dump.c (print_version): Likewise.
6652 * mips-tfile.c (main): Likewise.
6653 * mips-tdump.c (main): Likewise.
6655 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6658 * c-common.c (flag_permissive): Delete.
6659 (constant_expression_warnings): Check flags first.
6660 (constant_expression_error): New.
6661 * c-common.h (flag_permissive): Delete.
6662 (constant_expression_error): Declare.
6663 * flags.h (flag_permissive): Declare. Update description.
6664 * diagnostic.c (pedwarn): Update.
6666 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6667 (permissive_error_kind): New.
6668 * toplev.c (flag_permissive): Define. Update description.
6669 * toplev.h (permissive_error_kind): Declare.
6670 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6671 (pedwarn_c90): Use pedantic_warning_kind.
6672 * c-opts.c (c_common_post_options): flag_permissive does not affect
6673 flag_pedantic_errors.
6675 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6677 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6678 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6679 __absvsi2, __absvDI2): Use unsigned arithmetic.
6681 2008-03-02 Andi Kleen <ak@suse.de>
6682 Richard Guenther <rguenther@suse.de>
6684 * struct-equiv.c: Remove file.
6685 * cfg_cleanup.c (condjump_equiv_p): Remove.
6686 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6687 (struct-equiv.o): Remove rule.
6688 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6689 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6690 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6692 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6694 * ifcvt.c (noce_process_if_block): Try to handle only the then
6695 block if the else block exists but isn't suitable.
6697 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6700 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6701 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6702 regression from previous patch.
6704 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6707 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6709 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6710 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6711 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6712 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6713 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6714 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6715 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6716 (__gthread_mutex_destroy_function): Rename to
6717 __gthread_mutex_destroy.
6718 * gthr-dce.h (__gthread_mutex_destroy): Call
6719 pthread_mutex_destroy.
6720 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6721 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6722 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6724 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6726 * df-scan.c (df_ref_chain_change_bb): Simplify.
6727 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6728 set_block_for_insn if there's any change.
6729 * df.h ((df_insn_change_bb): Fix prototype.
6730 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6731 df_insn_change_bb, don't call set_block_for_insn.
6732 * emit-rtl.c (reorder_insns): Likewise.
6733 * haifa-sched.c (move_insn): Likewise.
6735 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6737 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6739 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6741 * tree-flow-inline.h (next_readonly_imm_use): Return
6742 NULL_USE_OPERAND_P after the end.
6744 2008-03-01 Richard Guenther <rguenther@suse.de>
6746 PR tree-optimization/35411
6747 * tree-sra.c (sra_build_assignment): Split conversion to
6748 final type to a separate statement if we are not assigning
6751 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6753 * fold-const.c (fold_convertible_p): Correct the logic to follow
6754 that in fold_convert().
6756 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6759 * tree-inline.c (build_duplicate_type): When we make a
6760 duplicate type, make it unique in the canonical types system.
6762 2008-02-29 Tom Tromey <tromey@redhat.com>
6764 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6765 input_file_stack_history, input_file_stack_restored): Remove.
6766 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6767 * input.h (struct file_stack): Remove.
6768 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6769 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6771 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6773 (diagnostic_last_module_changed): Add 'map' argument.
6774 (diagnostic_set_last_function): Likewise.
6775 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6776 line map, not input_file_stack.
6777 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6779 2008-02-29 Paul Brook <paul@codesourcery.com>
6781 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6783 2008-02-29 Paul Brook <paul@codesourcery.com>
6785 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6787 2008-02-29 Richard Guenther <rguenther@suse.de>
6789 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6791 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6792 value for comparing for a store match.
6793 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6794 (try_to_simplify): Do not do a full-blown reference lookup.
6796 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6798 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6799 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6801 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6803 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6805 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6806 strides against cache sizes.
6808 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6810 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6813 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6815 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6816 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6817 is smaller than the original promoted value.
6818 (simplify_subreg): If OP is a SUBREG, try to preserve its
6819 SUBREG_PROMOTED_VAR_P information.
6821 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6823 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6824 (VN_INFO_GET): Allocate new objects on the obstack.
6825 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6826 for rpo_numbers_temp, for consistency.
6827 (free_scc_vn): Free the obstack.
6829 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6831 * doc/invoke.texi: Document -ftree-loop-distribution.
6832 * tree-loop-distribution.c: New.
6833 * tree-pass.h (pass_loop_distribution): New.
6834 * graphds.h (struct graph): Add htab_t indices.
6835 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6836 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6837 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6838 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6839 * tree-data-ref.c (debug_data_dependence_relations): New.
6840 (dump_data_dependence_relation): Also print data references.
6841 (free_data_ref): Extern.
6842 (same_access_functions): Moved...
6843 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6844 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6845 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6846 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6847 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6848 (stmts_from_loop): Skip LABEL_EXPR.
6849 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6851 (build_rdg): Initialize rdg->indices htab.
6852 (free_rdg, stores_from_loop, ref_base_address,
6853 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6854 have_similar_memory_accesses_1, ref_base_address_1,
6855 remove_similar_memory_refs): New.
6856 * tree-data-ref.h: Depend on tree-chrec.h.
6857 (debug_data_dependence_relations, free_data_ref): Declared.
6858 (same_access_functions): ... here.
6859 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6861 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6862 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6863 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6864 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6865 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6866 rdg_vertex_for_stmt): Declared.
6867 (struct rdg_edge): Add level.
6869 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6870 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6872 (rdg_has_similar_memory_accesses): New.
6873 * tree-vect-analyze.c: Remove unused static decls.
6874 * lambda.h (dependence_level): New.
6875 * common.opt (ftree-loop-distribution): New.
6876 * tree-flow.h (mark_virtual_ops_in_bb,
6877 slpeel_tree_duplicate_loop_to_edge_cfg,
6878 rename_variables_in_loop): Declared.
6879 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6880 (OBJS-common): Add tree-loop-distribution.o.
6881 (tree-loop-distribution.o): New rule.
6882 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6883 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6884 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6886 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6889 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6890 other than structures and unions.
6892 2008-02-28 Richard Guenther <rguenther@suse.de>
6895 2008-02-26 Richard Guenther <rguenther@suse.de>
6897 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6898 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6899 (lookup_decl_from_uid): Declare.
6900 (remove_decl_from_map): Likewise.
6901 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6902 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6903 (decl_for_uid_map): New global hashtable mapping DECL_UID
6905 (init_ttree): Allocate it.
6906 (insert_decl_to_uid_decl_map): New helper function.
6907 (make_node_stat): Insert new decls into the map.
6908 (copy_node_stat): Likewise.
6909 (lookup_decl_from_uid): New function.
6910 (remove_decl_from_map): Likewise.
6911 (print_decl_for_uid_map_statistics): New helper.
6912 (dump_tree_statistics): Call it.
6914 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6915 (referenced_var_iterator): Adjust.
6916 (FOR_EACH_REFERENCED_VAR): Adjust.
6917 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6918 (num_referenced_vars): Adjust.
6919 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6920 (first_referenced_var): Remove.
6921 (end_referenced_vars_p): Likewise.
6922 (next_referenced_var): Likewise.
6923 (referenced_var_iterator_set): New helper function.
6924 * tree-dfa.c (referenced_var_lookup): Adjust.
6925 (referenced_var_check_and_insert): Likewise.
6926 (remove_referenced_var): Likewise.
6927 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6928 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6929 (verify_call_clobbering): Likewise.
6930 (verify_memory_partitions): Likewise.
6931 (init_tree_ssa): Allocate bitmap instead of hashtable for
6933 (delete_tree_ssa): Adjust.
6934 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6935 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6936 (compute_tag_properties): Likewise.
6937 (set_initial_properties): Likewise.
6938 (find_partition_for): Likewise.
6939 (update_reference_counts): Likewise.
6940 (dump_may_aliases_for): Likewise.
6941 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6942 (add_call_clobber_ops): Likewise.
6943 (add_call_read_ops): Likewise.
6944 (get_asm_expr_operands): Likewise.
6945 * tree-into-ssa.c (dump_decl_set): Likewise.
6946 (update_ssa): Likewise.
6947 * tree-sra.c (scan_function): Likewise.
6948 (decide_instantiations): Likewise.
6949 (scalarize_parms): Likewise.
6950 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6951 (dsa_named_for): Likewise.
6952 * tree-ssa-structalias.c (update_alias_info): Likewise.
6953 (merge_smts_into): Likewise.
6955 2008-02-27 David Daney <ddaney@avtrex.com>
6958 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6959 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6960 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6961 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6962 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6964 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6967 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6968 (BUILT_IN_NEXTTOWARD): Remove.
6969 (BUILT_IN_NEXTTOWARDF): Ditto.
6970 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6971 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6973 2008-02-27 Tom Tromey <tromey@redhat.com>
6975 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6976 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6978 2008-02-27 Jan Beulich <jbeulich@novell.com>
6980 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6981 update the respective field on newdecl.
6983 2008-02-27 Revital Eres <eres@il.ibm.com>
6985 PR rtl-optimization/34999
6986 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6987 crossing edges that ends with a call insn.
6988 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6989 call insn and clear the EDGE_CROSSING flag of the crossing edge
6990 when fixing fallthru edges.
6992 2008-02-27 Richard Guenther <rguenther@suse.de>
6995 * fold-const.c (fold_unary): Return the correct argument,
6996 converted to the result type.
6998 2008-02-27 Richard Guenther <rguenther@suse.de>
7001 * expr.c (expand_expr_real_1): Assert on rotates that operate
7003 * fold-const.c (fold_binary): Use the types precision, not the
7004 bitsize of the mode if folding rotate expressions. Build rotates
7005 only for full modes.
7007 2008-02-27 Jakub Jelinek <jakub@redhat.com>
7009 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
7011 * c-pragma.c (pragma_ns_name): New typedef.
7012 (registered_pp_pragmas): New variable.
7013 (c_pp_lookup_pragma): New function.
7014 (c_register_pragma_1): If flag_preprocess_only, do nothing
7015 for non-expanded pragmas, for expanded ones push pragma's
7016 namespace and name into registered_pp_pragmas vector.
7017 (c_invoke_pragma_handler): Register OpenMP pragmas even when
7018 flag_preprocess_only, don't register GCC pch_preprocess
7019 pragma if flag_preprocess_only.
7020 * c-opts.c (c_common_init): Call init_pragma even if
7021 flag_preprocess_only.
7022 * c-pragma.c (c_pp_lookup_pragma): New prototype.
7023 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
7024 cpp_register_pragma if flag_preprocess_only.
7026 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7029 * c-parser.c (c_parser_translation_unit): Warn for empty
7030 translation unit, not empty source file.
7032 2008-02-26 Paul Brook <paul@codesourcery.com>
7034 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
7035 operand for Thumb-2.
7036 * config/arm/arm.h (reg_class): Add CORE_REGS.
7037 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
7038 (BASE_REG_CLASS): Use CORE_REGS.
7039 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
7040 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
7041 (REGNO_OK_FOR_INDEX_P): Exclude SP.
7042 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
7043 ARM_REGNO_OK_FOR_INDEX_P.
7044 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
7045 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
7046 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
7047 (ldm/stm peepholes): Ditto.
7048 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
7049 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
7050 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
7051 * config/arm/constraints.md: Enable "k" constraint on ARM.
7053 2008-02-27 Ben Elliston <bje@au.ibm.com>
7055 * config/rs6000/rs6000.c: Annotate cache line size field in all
7056 instances of struct processor_costs.
7058 2008-02-26 David Edelsohn <edelsohn@gnu.org>
7060 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
7061 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
7062 jump_bypass): New counters.
7063 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
7064 * dce.c (gate_ud_dce): Same.
7065 (gate_fast_dce): Same.
7066 * dse.c (gate_dse1): New function.
7067 (gate_dse2): New function.
7068 (gate_dse): Merge results of new gate functions.
7069 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
7070 (gate_handle_jump_bypass): Add dbg_cnt.
7071 (gate_handle_gcse): Add dbg_cnt.
7072 * ifcvt.c (gate_handle_if_conversion): Same.
7073 (gate_handle_if_after_combine): Same.
7074 (gate_handle_if_after_reload): Same.
7075 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
7077 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
7079 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
7081 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
7083 2008-02-26 Jason Merrill <jason@redhat.com>
7086 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
7087 alone if it's the naming decl for the type's main variant.
7089 2008-02-26 Tom Tromey <tromey@redhat.com>
7091 * system.h (USE_MAPPED_LOCATION): Poison.
7092 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7093 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7094 (make_goto_expr_edges): Likewise.
7095 (remove_bb): Likewise.
7096 (execute_warn_function_return): Likewise.
7097 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7099 * c-common.c (fname_decl): Remove old location code.
7100 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7102 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7104 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7105 (gen_rtx_ASM_INPUT): Likewise.
7106 (gen_rtx_ASM_INPUT_loc): Likewise.
7107 (get_rtx_asm_OPERANDS): Remove.
7108 * cfglayout.c (insn_locators_alloc): Remove old location code.
7109 (set_curr_insn_source_location): Likewise.
7110 (curr_insn_locator): Likewise.
7111 * print-tree.c (print_node): Remove old location code.
7112 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7113 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7114 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7115 location_from_locus.
7116 (construct_exit_block): Remove old location code.
7117 * emit-rtl.c (force_next_line_note): Remove old location code.
7118 * profile.c (branch_prob): Remove old location code.
7119 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7120 LOC_LINE): Remove old-location variants.
7121 * langhooks.c (lhd_print_error_function): Remove old location
7123 * configure, config.in: Rebuilt.
7124 * configure.ac (--enable-mapped-location): Remove.
7125 * c-decl.c (c_init_decl_processing): Remove old location code.
7126 (finish_function): Likewise.
7127 * recog.c (decode_asm_operands): Remove old location code.
7128 * c-pch.c (c_common_read_pch): Remove old location code.
7129 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7131 * gimple-low.c (lower_function_body): Remove old location code.
7132 * toplev.c (unknown_location): Remove.
7133 (push_srcloc): Remove old-location variant.
7134 (process_options): Remove old location code.
7135 (lang_dependent_init): Likewise.
7136 * input.h (UNKNOWN_LOCATION): Move definition.
7137 (location_t): Undeprecate.
7138 (source_locus): Remove.
7139 (location_from_locus): Remove.
7140 (struct location_s): Remove.
7141 Remove all old-location code.
7142 (input_line, input_filename): Remove.
7143 * final.c (final_scan_insn): Remove old location code.
7144 * diagnostic.c (diagnostic_build_prefix): Remove
7145 USE_MAPPED_LOCATION test.
7146 * tree.h (gimple_stmt) <locus>: Now a location_t.
7147 (tree_exp) <locus>: Likewise.
7148 (DECL_IS_BUILTIN): Remove old-location variant.
7149 (annotate_with_file_line, annotate_with_locus): Likewise.
7150 (expr_locus, set_expr_locus): Update.
7151 * tree.c (build1_stat): Remove old location code.
7152 (last_annotated_node): Remove.
7153 (annotate_with_file_line): Remove old-location variant.
7154 (annotate_with_locus): Likewise.
7155 (expr_location): Remove old location code.
7156 (set_expr_location): Likewise.
7157 (expr_has_location): Likewise.
7158 (expr_locus): Likewise.
7159 (set_expr_locus): Likewise.
7160 (expr_filename): Don't use location_from_locus.
7161 (expr_lineno): Likewise.
7162 * rtl-error.c (location_for_asm): Remove old location code.
7163 * c-lex.c (cb_line_change): Remove old location code.
7164 (fe_file_change): Likewise.
7165 (cb_def_pragma): Likewise.
7166 (c_lex_with_flags): Likewise.
7167 * gengtype.c (do_typedef): Don't special-case location types.
7168 (define_location_structures): Remove.
7169 (main): Don't call define_location_structures.
7170 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7173 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7176 * builtins.def (BUILT_IN_STDARG_START): Remove.
7177 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7178 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7179 * tree-inline.c (inline_forbidden_p_1): Likewise.
7181 2008-02-26 Richard Guenther <rguenther@suse.de>
7183 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7184 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7185 (lookup_decl_from_uid): Declare.
7186 (remove_decl_from_map): Likewise.
7187 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7188 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7189 (decl_for_uid_map): New global hashtable mapping DECL_UID
7191 (init_ttree): Allocate it.
7192 (insert_decl_to_uid_decl_map): New helper function.
7193 (make_node_stat): Insert new decls into the map.
7194 (copy_node_stat): Likewise.
7195 (lookup_decl_from_uid): New function.
7196 (remove_decl_from_map): Likewise.
7197 (print_decl_for_uid_map_statistics): New helper.
7198 (dump_tree_statistics): Call it.
7200 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7201 (referenced_var_iterator): Adjust.
7202 (FOR_EACH_REFERENCED_VAR): Adjust.
7203 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7204 (num_referenced_vars): Adjust.
7205 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7206 (first_referenced_var): Remove.
7207 (end_referenced_vars_p): Likewise.
7208 (next_referenced_var): Likewise.
7209 (referenced_var_iterator_set): New helper function.
7210 * tree-dfa.c (referenced_var_lookup): Adjust.
7211 (referenced_var_check_and_insert): Likewise.
7212 (remove_referenced_var): Likewise.
7213 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7214 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7215 (verify_call_clobbering): Likewise.
7216 (verify_memory_partitions): Likewise.
7217 (init_tree_ssa): Allocate bitmap instead of hashtable for
7219 (delete_tree_ssa): Adjust.
7220 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7221 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7222 (compute_tag_properties): Likewise.
7223 (set_initial_properties): Likewise.
7224 (find_partition_for): Likewise.
7225 (update_reference_counts): Likewise.
7226 (dump_may_aliases_for): Likewise.
7227 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7228 (add_call_clobber_ops): Likewise.
7229 (add_call_read_ops): Likewise.
7230 (get_asm_expr_operands): Likewise.
7231 * tree-into-ssa.c (dump_decl_set): Likewise.
7232 (update_ssa): Likewise.
7233 * tree-sra.c (scan_function): Likewise.
7234 (decide_instantiations): Likewise.
7235 (scalarize_parms): Likewise.
7236 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7237 (dsa_named_for): Likewise.
7238 * tree-ssa-structalias.c (update_alias_info): Likewise.
7239 (merge_smts_into): Likewise.
7241 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7244 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7245 * c-opts.c (c_common_handle_option): Wall enables
7246 Wvolatile-register-var.
7247 * common.opt: Move Wvolatile-register-var to...
7250 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7252 * common.opt (Wlarger-than=): New.
7253 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7255 * opts.c (common_handle_option): Handle -Wlarger-than=.
7256 * optc-gen.awk: Likewise.
7257 * opth-gen.awk: Likewise.
7258 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7259 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7261 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7263 * c-common.c (match_case_to_enum_1): Add appropriate
7264 OPT_W* parameter to warning.
7265 (c_do_switch_warnings): Likewise.
7266 * c-typeck.c (warning_init): Add one more parameter following
7268 (push_init_level): Update call to warning_init.
7269 (pop_init_level): Likewise.
7270 (add_pending_init): Likewise.
7271 (output_init_element: Likewise.
7273 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7276 * toplev.c (toplev_main): If there are warnings or error, print
7277 errors for ignored options.
7278 * opts.c (ignored_options): New static variable.
7279 (postpone_unknown_option_error): New.
7280 (print_ignored_options): New.
7281 (handle_option): Postpone errors for unknown -Wno-* options.
7282 * opts.h (print_ignored_options): Declare.
7284 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7286 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7289 2008-02-25 Richard Guenther <rguenther@suse.de>
7292 2008-02-25 Richard Guenther <rguenther@suse.de>
7294 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7295 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7296 (lookup_decl_from_uid): Declare.
7297 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7298 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7299 (decl_for_uid_map): New global hashtable mapping DECL_UID
7301 (init_ttree): Allocate it.
7302 (insert_decl_to_uid_decl_map): New helper function.
7303 (make_node_stat): Insert new decls into the map.
7304 (copy_node_stat): Likewise.
7305 (lookup_decl_from_uid): New function.
7306 (print_decl_for_uid_map_statistics): New helper.
7307 (dump_tree_statistics): Call it.
7309 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7310 (referenced_var_iterator): Adjust.
7311 (FOR_EACH_REFERENCED_VAR): Adjust.
7312 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7313 (num_referenced_vars): Adjust.
7314 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7315 (first_referenced_var): Remove.
7316 (end_referenced_vars_p): Likewise.
7317 (next_referenced_var): Likewise.
7318 (referenced_var_iterator_set): New helper function.
7319 * tree-dfa.c (referenced_var_lookup): Adjust.
7320 (referenced_var_check_and_insert): Likewise.
7321 (remove_referenced_var): Likewise.
7322 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7323 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7324 (verify_call_clobbering): Likewise.
7325 (verify_memory_partitions): Likewise.
7326 (init_tree_ssa): Allocate bitmap instead of hashtable for
7328 (delete_tree_ssa): Adjust.
7329 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7330 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7331 (compute_tag_properties): Likewise.
7332 (set_initial_properties): Likewise.
7333 (find_partition_for): Likewise.
7334 (update_reference_counts): Likewise.
7335 (dump_may_aliases_for): Likewise.
7336 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7337 (add_call_clobber_ops): Likewise.
7338 (add_call_read_ops): Likewise.
7339 (get_asm_expr_operands): Likewise.
7340 * tree-into-ssa.c (dump_decl_set): Likewise.
7341 (update_ssa): Likewise.
7342 * tree-sra.c (scan_function): Likewise.
7343 (decide_instantiations): Likewise.
7344 (scalarize_parms): Likewise.
7345 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7346 (dsa_named_for): Likewise.
7347 * tree-ssa-structalias.c (update_alias_info): Likewise.
7348 (merge_smts_into): Likewise.
7350 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7353 * doc/invoke.texi (-fcx-limited-range): Document new option.
7354 * toplev.c (process_options): Handle -fcx-fortran-rules.
7355 * common.opt: Add documentation for -fcx-fortran-rules.
7357 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7360 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7361 actual behaviour and C99.
7363 2008-02-26 Ben Elliston <bje@au.ibm.com>
7365 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7366 (ASM_CPU_POWER6_SPEC): Likewise.
7367 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7368 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7369 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7371 2008-02-25 Richard Guenther <rguenther@suse.de>
7373 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7374 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7375 (lookup_decl_from_uid): Declare.
7376 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7377 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7378 (decl_for_uid_map): New global hashtable mapping DECL_UID
7380 (init_ttree): Allocate it.
7381 (insert_decl_to_uid_decl_map): New helper function.
7382 (make_node_stat): Insert new decls into the map.
7383 (copy_node_stat): Likewise.
7384 (lookup_decl_from_uid): New function.
7385 (print_decl_for_uid_map_statistics): New helper.
7386 (dump_tree_statistics): Call it.
7388 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7389 (referenced_var_iterator): Adjust.
7390 (FOR_EACH_REFERENCED_VAR): Adjust.
7391 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7392 (num_referenced_vars): Adjust.
7393 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7394 (first_referenced_var): Remove.
7395 (end_referenced_vars_p): Likewise.
7396 (next_referenced_var): Likewise.
7397 (referenced_var_iterator_set): New helper function.
7398 * tree-dfa.c (referenced_var_lookup): Adjust.
7399 (referenced_var_check_and_insert): Likewise.
7400 (remove_referenced_var): Likewise.
7401 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7402 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7403 (verify_call_clobbering): Likewise.
7404 (verify_memory_partitions): Likewise.
7405 (init_tree_ssa): Allocate bitmap instead of hashtable for
7407 (delete_tree_ssa): Adjust.
7408 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7409 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7410 (compute_tag_properties): Likewise.
7411 (set_initial_properties): Likewise.
7412 (find_partition_for): Likewise.
7413 (update_reference_counts): Likewise.
7414 (dump_may_aliases_for): Likewise.
7415 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7416 (add_call_clobber_ops): Likewise.
7417 (add_call_read_ops): Likewise.
7418 (get_asm_expr_operands): Likewise.
7419 * tree-into-ssa.c (dump_decl_set): Likewise.
7420 (update_ssa): Likewise.
7421 * tree-sra.c (scan_function): Likewise.
7422 (decide_instantiations): Likewise.
7423 (scalarize_parms): Likewise.
7424 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7425 (dsa_named_for): Likewise.
7426 * tree-ssa-structalias.c (update_alias_info): Likewise.
7427 (merge_smts_into): Likewise.
7429 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7432 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7433 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7434 * alias.h (nonoverlapping_memrefs_p): Likewise.
7436 2008-02-25 Jan Beulich <jbeulich@novell.com>
7438 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7439 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7440 __emultls_get_address, __emultls_register_common,
7441 __floatundi?f, and _Unwind_GetIPInfo.
7442 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7443 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7444 (gen_regparm_prefix): Likewise.
7445 (i386_nlm_encode_section_info): Sync with
7446 config/i386/winnt.c:i386_pe_encode_section_info().
7447 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7448 i386_nlm_mangle_decl_assembler_name): New.
7449 (netware_override_options): New.
7450 * config/i386/netware.h (netware_override_options): Declare.
7451 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7452 (i386_nlm_mangle_decl_assembler_name): Declare.
7453 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7455 2008-02-25 Ben Elliston <bje@au.ibm.com>
7458 * c-decl.c (grokdeclarator): Remove unused local variables
7459 `typedef_type' and `type_as_written'.
7461 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7462 unused local variable `has_hot_blocks'.
7463 (fix_crossing_conditional_branches): Remove unused local variable
7466 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7469 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7470 using DEF_C99_BUILTIN.
7471 (BUILT_IN_NANF): Ditto.
7472 (BUILT_IN_NANL): Ditto.
7474 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7475 Revital Eres <eres@il.ibm.com>
7477 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7478 regarding the order of two dependent insns in the same row.
7480 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7482 * stor-layout.c (layout_decl): Do not bump the alignment of a
7483 bit-field to more than byte alignment if it is packed.
7485 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7487 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7490 2008-02-24 Diego Novillo <dnovillo@google.com>
7492 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7495 * tree-vrp.c (vrp_evaluate_conditional): With
7496 -Wtype-limits, emit a warning when comparing against a
7497 constant outside the natural range of OP0's type.
7498 * c.opt (Wtype-limits): Move ...
7499 * common.opt (Wtype-limits): ... here.
7501 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7503 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7504 * config/rs6000/e300c2c3.md: New file.
7505 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7507 (rs6000_override_options): Add e300c2 and e300c3 cases to
7508 processor_target_table. Do not allow usage of Altivec or Spe
7509 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7510 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7511 * config/rs6000/rs6000.h (processor_type): Add
7512 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7513 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7514 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7515 and ppce300c3. Include e300c2c3.md.
7517 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7519 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7520 instead of TARGET_STRICT_ALIGN.
7522 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7524 * explow.c (memory_address): Assert that the generated address is
7527 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7530 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7531 * config/darwin-ppc-ldouble-patch.def: New file.
7532 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7533 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7534 SUBTARGET_INIT_BUILTINS if defined.
7535 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7538 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7541 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7542 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7544 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7547 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7548 file" warning condtional on -Winvalid-PCH.
7550 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7552 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
7554 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
7558 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
7559 prevent reload from using MMX registers.
7560 (*mov<mode>_internal): Ditto.
7561 (*movv2sf_internal_rex64): Ditto.
7562 (*movv2sf_internal): Ditto.
7564 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7566 PR documentation/31569
7567 * doc/install.texi2html: Use makeinfo --no-number-sections.
7569 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7571 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
7572 ensure that we can address an entire entity > 8 bytes. Don't
7573 generate reg+reg addressing for such data.
7575 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7577 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
7578 strings when optimizing for size, unless the target cares about
7581 2008-02-22 Tom Tromey <tromey@redhat.com>
7583 * regclass.c (current_pass): Remove declaration.
7585 2008-02-22 Anatoly Sokolov <aesok@post.ru>
7587 * config/avr/libgcc.S (__RAMPZ__): Define.
7588 (__do_copy_data): Add for devices with 128KB code memory.
7590 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7592 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7594 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7596 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7598 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7601 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7604 * c-typeck.c (build_binary_op): Warn about floating point
7605 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7607 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7610 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7611 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7613 (rs6000_override_options): Set altivec_abi as default, not override,
7614 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7615 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7616 is used; use new member spe_abi.
7617 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7618 spe_abi and altivec_abi.
7620 2008-02-22 Tomas Bily <tbily@suse.cz>
7622 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7624 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7627 * config.build (build_file_translate): Set to `CMD //c' only if
7629 * Makefile.in (build_file_translate): Improve comment.
7631 2008-02-21 Jan Hubicka <jh@suse.cz>
7633 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7634 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7635 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7637 2008-02-21 Michael Matz <matz@suse.de>
7640 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7642 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7644 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7645 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7647 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7648 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7649 SSE_VEC_FLOAT_MODE_P as insn constraint.
7650 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7651 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7652 sse4a_movntdf using MODEF mode iterator.
7653 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7654 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7655 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7656 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7657 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7658 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7659 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7661 2008-02-21 Richard Guenther <rguenther@suse.de>
7663 * tree.def (PAREN_EXPR): New tree code.
7664 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7666 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7667 * expr.c (expand_expr_real_1): Likewise.
7668 * tree-inline.c (estimate_num_insns_1): Likewise.
7669 * tree-complex.c (expand_complex_move): Likewise.
7670 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7673 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7676 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7678 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7681 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7683 * config/sh/sh.c (find_barrier): Don't go past
7684 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7686 2008-02-20 DJ Delorie <dj@redhat.com>
7688 * config/h8300/h8300.md (insv): Force source operand to be a register.
7690 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7691 as a jump, not as a plain insn.
7693 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7695 * doc/invoke.texi (Warning Options): Add new option
7696 -Wframe-larger-than=.
7697 (-Wframe-larger-than): Document.
7699 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7700 Add declarations for new option variables.
7702 * final.c (final_start_function): Check the frame size
7703 before emission and issue a Wframe-larger-than warning.
7705 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7706 Add definitions for new option variables.
7707 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7709 * common.opt (Wframe-larger-than=): New option.
7711 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7713 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7714 (<sse>_div<mode>3): Ditto.
7715 (<sse>_vmdiv<mode>3): Ditto.
7716 (<sse>_vmsqrt<mode>2): Ditto.
7717 (*smax<mode>3): Ditto.
7718 (sse5_frcz<mode>2): Ditto.
7719 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7722 2008-02-20 Richard Guenther <rguenther@suse.de>
7725 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7726 be happy with INTEGRAL_TYPE_P.
7728 2008-02-20 Richard Guenther <rguenther@suse.de>
7730 * fold-const.c (split_tree): Associate floatig-point expressions
7731 if flag_associative_math is set.
7733 2008-02-20 Richard Guenther <rguenther@suse.de>
7735 * tree.h (fold_real_zero_addition_p): Declare.
7736 * fold-const.c (fold_real_zero_addition_p): Export.
7737 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7738 floating-point operations with zero and one.
7740 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7742 * doc/install.texi: Correct references to CFLAGS, replacing them
7743 with BOOT_CFLAGS. Document flags used during bootstrap for
7746 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7748 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7749 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7750 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7752 (smin<mode>3): Ditto from similar patterns.
7753 (smax<mode>3): Ditto.
7754 (*ieee_smin<mode>3): Ditto.
7755 (*ieee_smax<mode>3): Ditto.
7756 * config/i386/sse.md (sse): New mode attribute.
7757 (mov<mode>): Macroize expander from movv4sf and movv2df using
7758 SSEMODEF2P mode iterator.
7759 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7760 SSE_VEC_FLOAT_MODE_P as insn constraint.
7761 (storent<mode>): Ditto.
7762 (storent<mode>): Macroize expander from storentsf and storentdf using
7763 MODEF mode iterator.
7764 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7765 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7766 (abs<mode>2): Ditto from similar patterns.
7767 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7768 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7769 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7770 (<sse>_vmsqrt<mode>2): Ditto.
7771 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7772 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7773 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7774 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7775 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7776 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7777 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7779 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7780 iterator and SSE_FLOAT_MODE_P as insn constraint.
7781 (<sse>_ucomi): Ditto from similar patterns.
7782 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7783 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7784 SSE_VEC_FLOAT_MODE_P as insn constraint.
7785 (vcond<mode>): Ditto from similar patterns.
7786 (and<mode>3, *and<mode>3): Ditto.
7787 (<sse>_nand<mode>3): Ditto.
7788 (ior<mode>3, *ior<mode>3): Ditto.
7789 (xor<mode>3, *xor<mode>3): Ditto.
7790 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7791 iterator and SSE_FLOAT_MODE_P as insn constraint.
7792 (*nand<mode>3): Ditto from similar patterns.
7793 (*ior<mode>3): Ditto.
7794 (*xor<mode>3): Ditto.
7796 2008-02-20 Ira Rosen <irar@il.ibm.com>
7798 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7799 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7800 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7802 2008-02-19 Jan Hubicka <jh@suse.cz>
7804 * predict.c (tree_bb_level_predictions): Remove variable next
7805 mistakely introduced by previous commit.
7807 2008-02-19 Jan Hubicka <jh@suse.cz>
7809 * predict.c (predict_paths_leading_to): Rewrite.
7810 (predict_paths_for_bb): New.
7811 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7813 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7816 * Makefile.in (build_file_translate): New.
7817 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7818 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7819 * configure.ac (build_file_translate): Substitute it.
7820 * configure: Regenerate.
7822 2008-02-19 Jan Hubicka <jh@suse.cz>
7824 PR rtl-optimization/34408
7825 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7828 2008-02-19 Jan Hubicka <jh@suse.cz>
7831 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7834 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7837 * config/i386/i386-modes.def: Revert the last DI alignment
7838 change until Ada people can look into it.
7840 2008-02-19 Nick Clifton <nickc@redhat.com>
7842 * opts.c (print_specific_help): Fix typo in --help text.
7844 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7847 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7848 32-bit inline asm without asm alternatives for host GCC < 3.0.
7850 2008-02-19 Richard Guenther <rguenther@suse.de>
7852 PR tree-optimization/34989
7853 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7854 Allow propagation to INDIRECT_REF if we can simplify only.
7856 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7858 * c-common.c (warn_for_collisions_1): Use appropriate option when
7861 2008-02-19 Nick Clifton <nickc@redhat.com>
7864 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7865 (handle_options): Fix indentation.
7866 (print_filtered_help): If no language-specific options were
7867 displayed tell the user how to list all the options supported by
7868 the language's front-end.
7869 (print_specific_help): Fix indentation and remove duplicate line.
7870 (common_handle_option): Handle the -v option.
7871 For --help enable the display of undocumented options if the -v
7872 switch has been included on the command line.
7873 For --help= check for overlaps in the arguments between the option
7874 classes and the language names and issue a warning when they
7875 cannot be disambiguated.
7876 * c.opt (v): Pass on to the common option handler.
7878 2008-02-19 Revital Eres <eres@il.ibm.com>
7880 * modulo-sched.c (sms_schedule): Change dump message when
7881 create_ddg function fails.
7882 (try_scheduling_node_in_cycle): Rename row to cycle.
7883 (print_partial_schedule): Rename CYCLE to ROW.
7885 2008-02-19 Christian Bruel <christian.bruel@st.com>
7886 Zdenek Dvorak <ook@ucw.cz>
7888 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7890 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7893 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7894 (*x86_movdicc_0_m1_se): Ditto.
7896 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7898 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7899 (CMPtype): Define as __gcc_CMPtype.
7900 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7901 (CMPtype): Define as __gcc_CMPtype.
7903 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7905 Support valgrind 3.3 for --enable-checking=valgrind.
7906 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7908 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7909 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7910 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7911 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7912 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7913 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7914 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7916 * ggc-zone.c: Similar.
7917 * ggc-page.c: Similar.
7919 2008-02-19 Paul Brook <paul@codesourcery.com>
7922 * config/arm/ieee754-df.S: Fix do_it typo.
7923 * config/arm/ieee754-sf.S: Fix do_it typo.
7925 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7928 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7929 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7930 (OPTION_MASK_ISA_SSE_SET): Likewise.
7931 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7932 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7933 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7934 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7935 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7936 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7937 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7938 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7939 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7940 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7941 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7942 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7943 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7944 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7945 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7946 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7947 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7948 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7949 (OPTION_MASK_ISA_SSE4): Removed.
7950 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7951 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7952 (override_options): Don't turn on implied SSE/MMX bits in
7955 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7957 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7960 2008-02-18 Joey Ye <joey.ye@intel.com>
7963 * tree-nested.c (insert_field_into_struct): Set type alignment
7964 to field alignment if the former is less than the latter.
7966 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7968 * BASE-VER: Set to 4.4.0.
7970 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7972 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7973 * doc/cfg.texi: Likewise.
7974 * doc/extend.texi: Likewise.
7975 * doc/gty.texi: Likewise.
7976 * doc/invoke.texi: Likewise.
7977 * doc/loop.texi: Likewise.
7978 * doc/md.texi: Likewise.
7979 * doc/passes.texi: Likewise.
7980 * doc/rtl.texi: Likewise.
7981 * doc/sourcebuild.texi: Likewise.
7982 * doc/tm.texi: Likewise.
7983 * doc/tree-ssa.texi: Likewise.
7985 2008-02-17 Richard Guenther <rguenther@suse.de>
7988 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7989 without default definition.
7991 2008-02-17 Richard Guenther <rguenther@suse.de>
7993 PR tree-optimization/35231
7994 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7997 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
8000 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8001 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8002 libgcc_cmp_return mode.
8004 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8007 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
8009 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
8011 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
8014 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8016 * doc/c-tree.texi: Use `@.' where appropriate.
8017 * doc/extend.texi: Likewise.
8018 * doc/install.texi: Likewise.
8019 * doc/invoke.texi: Likewise.
8020 * doc/loop.texi: Likewise.
8021 * doc/makefile.texi: Likewise.
8022 * doc/md.texi: Likewise.
8023 * doc/passes.texi: Likewise.
8024 * doc/standards.texi: Likewise.
8025 * doc/tm.texi: Likewise.
8027 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8030 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
8032 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
8033 rather than in entry_bb.
8035 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8037 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8038 libgcc_cmp_return mode.
8040 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8043 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
8044 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
8046 2008-02-15 Richard Guenther <rguenther@suse.de>
8047 Zdenek Dvorak <ook@ucw.cz>
8049 PR tree-optimization/35164
8050 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
8051 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
8052 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8053 Only propagate addresses which do not have abnormal SSA_NAMEs
8056 2008-02-15 Joseph Myers <joseph@codesourcery.com>
8059 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
8061 2008-02-15 Jan Hubicka <jh@suse.cz>
8064 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
8066 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8069 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
8070 when calculating alignment_pad.
8072 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8074 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
8075 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
8076 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
8077 and STACK_BOUNDARY define.
8079 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
8081 PR preprocessor/35061
8082 * c-pragma.c (handle_pragma_pop_macro): Check that
8083 pushed_macro_table has been allocated.
8085 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
8088 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
8089 (force_gimple_operand): Likewise.
8090 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8091 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8092 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8093 (find_interesting_uses_address): Check addressability and alignment
8094 of the base expression only after substituting bases of IVs into it.
8096 2008-02-14 Michael Matz <matz@suse.de>
8099 * function.c (instantiate_virtual_regs_in_insn): Reload address
8100 before falling back to reloading the whole operand.
8102 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8104 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8105 before the first section switch note.
8107 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8109 * doc/bugreport.texi: Update copyright years.
8110 * doc/c-tree.texi: Likewise.
8111 * doc/cfg.texi: Likewise.
8112 * doc/cpp.texi: Likewise.
8113 * doc/cppinternals.texi: Likewise.
8114 * doc/fragments.texi: Likewise.
8115 * doc/frontends.texi: Likewise.
8116 * doc/gcc.texi: Likewise.
8117 * doc/gty.texi: Likewise.
8118 * doc/hostconfig.texi: Likewise.
8119 * doc/implement-c.texi: Likewise.
8120 * doc/libgcc.texi: Likewise.
8121 * doc/loop.texi: Likewise.
8122 * doc/makefile.texi: Likewise.
8123 * doc/options.texi: Likewise.
8124 * doc/passes.texi: Likewise.
8125 * doc/rtl.texi: Likewise.
8126 * doc/sourcebuild.texi: Likewise.
8127 * doc/standards.texi: Likewise.
8128 * doc/tree-ssa.texi: Likewise.
8129 * doc/trouble.texi: Likewise.
8131 * doc/extend.texi: Use @: or add comma where appropriate.
8132 * doc/invoke.texi: Likewise.
8133 * doc/tm.texi: Likewise.
8135 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8138 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8141 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8143 * doc/md.texi (clz, ctz): Add reference.
8144 * doc/rtl.texi (clz, ctz): Likewise.
8146 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8149 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8152 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8154 * config/s390/s390.c (struct constant_pool): New field
8155 emit_pool_after added.
8156 (s390_mainpool_start): Set the emit_pool_after flag according
8157 to the section switch notes.
8158 (s390_mainpool_finish): Consider emit_pool_after when emitting
8159 the literal pool at the end of the function.
8160 (s390_chunkify_start): Force literal pool splits at section
8163 2008-02-13 Michael Matz <matz@suse.de>
8166 * var-tracking.c (clobber_variable_part): Correctly traverse the
8169 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8172 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8173 Add -fdump-ipa-inline.
8174 * tree-dump.c (dump_files): Remove tree-inlined dump.
8175 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8177 2008-02-12 Richard Guenther <rguenther@suse.de>
8179 PR tree-optimization/35171
8180 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8183 2008-02-12 Richard Guenther <rguenther@suse.de>
8186 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8187 value-preserving mode. Disallow final truncation.
8189 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8192 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8193 code from here to...
8194 (force_gimple_operand): ...here.
8196 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8199 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8200 non-compatible pointers.
8201 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8202 different FIELD_DECLs, try harder by comparing field offsets, sizes
8206 * function.c (match_asm_constraints_1): Don't replace the same input
8209 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8211 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8212 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8213 (expand_epilogue): Restore RAMPZ register.
8214 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8216 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8218 * config/i386/cygwin.asm: (__alloca): Correct calling
8219 convention and alignment.
8220 (__chkstk): Force 8 byte stack alignment.
8222 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8223 Richard Guenther <rguenther@suse.de>
8225 PR tree-optimization/33992
8226 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8227 the zero we compare against.
8229 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8232 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8233 to CloseHandle after unlocking to prevent accumulation of handle
8236 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8239 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8240 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8241 and update LABEL_NUSES during and after reload.
8243 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8246 * combine.c (simplify_if_then_else): Make sure the comparison is
8247 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8249 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8252 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8253 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8254 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8255 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8256 * tree.h (get_type_static_bounds): Likewise.
8258 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8260 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8261 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8262 Make -Wfoo language annotations match what the compiler outputs.
8264 2008-02-08 Sa Liu <saliu@de.ibm.com>
8266 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8267 intrinsics spu_convts, spu_convtu, spu_convtf.
8269 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8271 * doc/extend.texi (Function Attributes) <noinline>: Mention
8272 asm ("") as method to keep calls.
8274 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8277 * doc/options.texi (Options): Replace references to opts.sh with
8279 * opts-common.c: Likewise.
8280 * optc-gen.awk: Likewise.
8282 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8284 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8286 2008-02-07 Richard Henderson <rth@redhat.com>
8289 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8290 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8293 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8295 PR tree-optimization/35085
8296 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8297 for operand entry oe2 in addition to operand entry oe3 in order to
8298 expose more opportunities for vectorizer sum reduction.
8300 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8303 * Makefile.in (LIBS): Remove $(GMPLIBS).
8304 (cc1-dummy, cc1): Add $(GMPLIBS).
8306 2008-02-06 Jan Hubicka <jh@suse.cz>
8309 * i386.md (moddf_integer): Do not produce partial memory stalls for
8310 targets where it hurts.
8312 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8315 * optabs.c (expand_float): Do not check for decimal modes when
8316 expanding unsigned integer through signed conversion.
8318 2008-02-06 Nick Clifton <nickc@redhat.com>
8320 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8321 inside the clobber with a match_operand and duplicated operand
8322 number in the constraint.
8323 (ineqbranchsi): Delete redundant comment.
8325 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8327 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8328 builtin_define ("__USE_INIT_FINI__").
8329 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8331 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8333 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8335 PR documentation/30330
8336 * doc/invoke.texi (C++ Dialect Options)
8337 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8338 For each warning option -Wfoo that allows -Wno-foo, ensure both
8339 -Wfoo and -Wno-foo are listed in the option index. Fix index
8340 entry of -Wswitch-default, index -Wnormalized= including the
8341 `=', and -Wlarger-than-@var{len} including @var{len}.
8343 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8345 * config/i386/i386.md (floatunssisf2): Use
8346 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8347 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8348 Macroize expander using MODEF mode iterator.
8350 2008-02-05 Diego Novillo <dnovillo@google.com>
8352 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8355 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8357 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8360 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8362 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8365 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8366 to indicate if a message should be generated.
8367 (init_cumulative_args): Updated.
8368 (function_value_32): Likewise.
8370 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8372 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8374 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8377 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8378 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8380 2008-02-04 Diego Novillo <dnovillo@google.com>
8382 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8385 * tree-vrp.c (vrp_evaluate_conditional): With
8386 -Wtype-limits, emit a warning when comparing against a
8387 constant outside the natural range of OP0's type.
8389 2008-02-04 Richard Guenther <rguenther@suse.de>
8392 * expr.c (count_type_elements): Give for unions instead of
8395 2008-02-04 Richard Guenther <rguenther@suse.de>
8398 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8399 to TYPE_DOMAINs base type instead of using bitsizetype here.
8401 2008-02-03 Jason Merrill <jason@redhat.com>
8403 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8405 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8408 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8409 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8410 (RS/6000 and PowerPC Options): Fix typos and markup.
8411 * doc/passes.texi (Tree-SSA passes): Likewise.
8413 2008-02-02 Michael Matz <matz@suse.de>
8416 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8417 from record_last_reg_set_info.
8418 (record_last_reg_set_info): Take an RTX argument, iterate over all
8419 constituent hardregs.
8420 (record_last_set_info, record_opr_changes): Change calls to
8421 new signature or to record_last_reg_set_info_regno.
8423 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8425 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8427 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8429 PR rtl-optimization/34773
8430 * reg-notes.def (EQUAL): Mention significance of combination of
8431 REG_EQUAL and REG_RETVAL.
8432 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8433 insn that has a REG_RETVAL.
8435 2008-02-01 Roger Sayle <roger@eyesopen.com>
8438 * configure.ac (--enable-fixed-point): Disable unless explicitly
8440 * configure: Regenerate.
8442 2008-02-01 Richard Guenther <rguenther@suse.de>
8445 * invoke.texi (-finline-limit): Remove no longer true parts
8446 of the documentation. Note that there is no default value.
8448 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8449 Mark Mitchell <mark@codesourcery.com>
8450 Ben Elliston <bje@au.ibm.com>
8453 * doc/extend.texi (Other Builtins): Document.
8455 2008-01-31 Tom Browder <tom.browder@gmail.com>
8457 * doc/c-tree.texi (Types): Fix grammar.
8458 (Expression trees): Ditto.
8459 * doc/passes.texi (Tree-SSA passes): Ditto.
8461 * doc/configterms.texi (Configure Terms): Fix typo.
8462 * doc/cpp.texi (Common Predefined Macros): Ditto.
8463 * doc/md.texi (Machine Constraints): Ditto.
8465 * doc/makefile.texi (Makefile): Add comma.
8467 2008-01-31 Tom Browder <tom.browder@gmail.com>
8468 Gerald Pfeifer <gerald@pfeifer.com>
8470 * doc/sourcebuild.texi (Front End): Remove references to CVS
8471 and CVSROOT/modules.
8472 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8473 (Back End): Remove reference to CVS.
8475 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8478 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8480 (mips16_gp_pseudo_reg): ...here.
8481 * config/mips/mips.md (load_const_gp): Replace with...
8482 (load_const_gp_<mode>): ...this :P-based insn.
8484 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8486 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8487 options. Minor fixes.
8488 (-std): Move reference to standards closer to where language
8489 standards are first mentioned.
8491 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8493 PR rtl-optimization/34995
8494 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8495 parameter and return a bool. If the rtx parameter is nonnull,
8496 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8497 (find_reloads): Update call accordingly. Pass the new operand
8498 if it needed no address reloads, otherwise pass null.
8500 2008-01-30 Richard Henderson <rth@redhat.com>
8503 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8504 for unbounded arrays.
8506 2008-01-30 Silvius Rus <rus@google.com>
8508 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8510 2008-01-30 Jan Hubicka <jh@suse.cz>
8513 * i386.c (init_cumulative_args): Use real function declaration when
8516 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8518 PR rtl-optimization/34998
8519 * global.c (build_insn_chain): Treat non-subreg_lowpart
8520 SUBREGs of pseudos as clobbering all the words covered by the
8521 SUBREG, not just all the bytes.
8522 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8523 original df_ref rather than an extract parameter.
8524 (global_conflicts): Update call accordingly.
8526 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8528 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8529 the overflow check to make it easier to read.
8530 (__fixtfdi): Change the type of the ll member in union
8531 long_double to UDItype_x.
8533 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8536 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8537 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8538 * tree-inline.c (fold_marked_statements): Call
8539 cgraph_update_edges_for_call_stmt if folding a call statement.
8540 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8541 debug_generic_stmt calls, reset it back afterwards.
8544 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8546 * c-typeck.c (build_external_ref): Don't pedwarn about
8547 static vars in current function's scope.
8549 2008-01-29 Joseph Myers <joseph@codesourcery.com>
8551 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
8553 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
8556 * ipa-struct-reorg.c: Fix spelling.
8557 * params.def: Ditto.
8559 2008-01-29 Richard Guenther <rguenther@suse.de>
8562 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
8564 * tree-inline.c (remap_type): Increment remapping_type_depth
8565 around remapping types.
8566 (copy_body_r): Only add referenced variables if they are referenced
8567 from code, not types.
8569 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
8580 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
8581 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
8583 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
8586 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
8587 pointer for tiny stack.
8589 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8591 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8593 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8595 * config/vx-common.h: Fix typo in comment.
8597 2008-01-28 Ian Lance Taylor <iant@google.com>
8601 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8602 coalesce pointers if they have different DECL_NO_TBAA_P values.
8603 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8604 between variables with different DECL_NO_TBAA_P values.
8606 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8609 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8610 are not legitimate small data references on SPE targets.
8612 2008-01-28 David Daney <ddaney@avtrex.com>
8614 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8616 2008-01-28 David Daney <ddaney@avtrex.com>
8618 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8620 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8622 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8623 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8624 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8625 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8626 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8627 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8628 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8629 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8631 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8633 * basic-block.h (condjump_equiv_p): Fix comment.
8635 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8637 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8638 print_generic_stmt_indented): Fix comment.
8640 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8642 * configure.ac (__stack_chk_fail): Add detecion for availability
8643 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8644 * configure: Regenerate.
8646 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8649 * final.c (output_addr_const): Handle TRUNCATE.
8651 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8654 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8655 (zero_cost, infinite_cost): New constants.
8656 (struct cost_pair): Change type of cost to comp_cost.
8657 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8658 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8660 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8661 split_address_cost, ptr_difference_cost, difference_cost,
8662 get_computation_cost_at, get_computation_cost,
8663 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8664 determine_use_iv_cost_condition, determine_use_iv_costs,
8665 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8666 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8667 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8668 Change type of cost to comp_cost.
8669 (determine_iv_cost): Increase cost of non-original ivs, instead
8670 of decreasing the cost of original ones.
8671 (get_address_cost): Indicate the complexity of the addressing mode
8673 (try_add_cand_for): Prefer using ivs not specific to some object.
8674 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8676 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8677 Janis Johnson <janis187@us.ibm.com>
8680 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8681 (TARGET_INSTANTIATE_DECLS): Likewise.
8682 * target.h (expand_to_rtl_hook): New target hook.
8683 (instantiate_decls): Likewise.
8684 * function.c (instantiate_decl): Make non-static. Rename to...
8685 (instantiate_decl_rtl): ... this.
8686 (instantiate_expr): Use instantiate_decl_rtl.
8687 (instantiate_decls_1): Likewise.
8688 (instantiate_decls): Likewise.
8689 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8690 * function.h (instantiate_decl_rtl): Add prototype.
8691 * cfgexpand.c (target.h): New include.
8692 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8693 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8694 (TARGET_INSTANTIATE_DECLS): Likewise.
8695 (TARGET_INITIALIZER): New target hooks added.
8696 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8698 * config/rs6000/rs6000.c (tree-flow.h): New include.
8699 (machine_function): Add sdmode_stack_slot field.
8700 (rs6000_alloc_sdmode_stack_slot): New function.
8701 (rs6000_instantiate_decls): Likewise.
8702 (rs6000_secondary_memory_needed_rtx): Likewise.
8703 (rs6000_check_sdmode): Likewise.
8704 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8705 (TARGET_INSTANTIATE_DECLS): Likewise.
8706 (rs6000_hard_regno_mode_ok): Allow SDmode.
8707 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8708 (rs6000_emit_move): Handle SDmode.
8709 (function_arg_advance): Likewise.
8710 (function_arg): Likewise.
8711 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8712 SDmode var args for 32-bit compiles.
8713 (rs6000_secondary_reload_class): Handle SDmode.
8714 (rs6000_output_function_epilogue): Likewise.
8715 (rs6000_function_value): Simplify if statement.
8716 (rs6000_libcall_value): Likewise.
8717 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8718 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8719 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8720 (movsd_hardfloat): New define_insn.
8721 (movsd_softfloat): Likewise.
8722 (movsd_store): Likewise.
8723 (movsd_load): Likewise.
8724 (extendsddd2): Likewise.
8725 (extendsdtd2): Likewise.
8726 (truncddsd2): Likewise.
8727 (movdd_hardfloat64): Fixup comment.
8728 (UNSPEC_MOVSD_LOAD): New constant.
8729 (UNSPEC_MOVSD_STORE): Likewise.
8731 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8734 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8736 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8737 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8738 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8741 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8744 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8745 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8746 __LONGDOUBLE128 too.
8747 * config/rs6000/aix61.h: New file.
8749 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8751 PR rtl-optimization/34959
8752 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8753 popcount and parity rtxes the same mode as their operand.
8754 Truncate or extend the result to the return value's mode
8757 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8760 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8761 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8762 to GOT_VERSION_REGNUM.
8763 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8764 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8765 * config/mips/mips.c (mips_emit_call_insn): New function.
8766 (mips_call_tls_get_addr): Call mips_expand_call directly.
8767 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8769 (mips16_build_call_stub): Likewise. Return the call insn or null.
8770 (mips_expand_call): Update the call to mips16_build_call_stub
8771 accordingly and a remove redundant condition. Assert that MIPS16
8772 stubs do not use lazy binding. Use mips_emit_call_insn and return
8774 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8776 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8777 (mips_avoid_hazard): Remove hazard_set handling.
8778 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8779 (UNSPEC_RESTORE_GP): ...this.
8780 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8781 (FAKE_CALL_REGNO): Rename to...
8782 (GOT_VERSION_REGNUM): ...this.
8783 (type): Add "ghost" value. Add an associated insn reservation.
8784 (hazard_set): Remove.
8785 (exception_receiver): Rename to...
8786 (restore_gp): ...this and update the unspec identifier accordingly.
8787 (exception_receiver, nonlocal_got_receiver): New expanders.
8788 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8789 FAKE_CALL_REGNO. Remove hazard_set attribute.
8790 (set_got_version, update_got_version): New patterns.
8792 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8795 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8797 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8800 * doc/install.texi2html: Generate gcc-vers.texi.
8802 2008-01-25 DJ Delorie <dj@redhat.com>
8804 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8806 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8808 * config/c4x: Remove directory.
8809 * config.gcc (crx-*, mt-*): Mark obsolete.
8810 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8811 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8812 sh-*-rtemscoff*): Remove cases.
8813 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8814 * real.c (encode_c4x_single, decode_c4x_single,
8815 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8816 c4x_extended_format): Remove.
8817 * real.h (c4x_single_format, c4x_extended_format): Remove.
8818 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8820 (Pragmas): Remove comment about c4x pragmas.
8821 * doc/install.texi (c4x): Remove target-specific instructions.
8822 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8823 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8824 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8825 refer to C4x source files as examples.
8826 (C4X_FLOAT_FORMAT): Remove documentation.
8828 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8830 * config/bfin/bfin.c (override_options): Reorder tests so that
8831 flag_pic gets enabled for -msep-data.
8833 2008-01-25 Richard Guenther <rguenther@suse.de>
8836 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8837 to its bitfield precision if required.
8839 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8842 * tree-nested.c (walk_omp_for): New function.
8843 (convert_nonlocal_reference, convert_local_reference): Call
8844 walk_omp_for on OMP_FOR.
8845 (convert_call_expr): Call walk_body on OMP_FOR's
8846 OMP_FOR_PRE_INIT_BODY.
8848 2008-01-25 Richard Guenther <rguenther@suse.de>
8850 PR tree-optimization/34966
8851 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8852 default defs and PHI_NODEs we have to insert after the
8855 2008-01-24 Nick Clifton <nickc@redhat.com>
8857 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8858 Provide a default definition.
8859 (LIBGCC2_UNITS_PER_WORD): Likewise.
8861 * config/stormy16/stormy16.c: Include df.h for the prototype
8862 for df_regs_ever_live_p.
8863 (xstormy16_expand_builtin_va_start): Convert the stack offset
8864 into a component_ref and then use POINTER_PLUS_EXPR to add it
8865 to the incoming_virtual_args_rtx.
8866 (xstormy16_gimplify_va_arg_expr): Rename to
8867 xstormy16_gimplify_va_arg_expr.
8868 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8869 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8870 xstormy16_gimplify_va_arg_expr.
8871 Fix up some formatting issues.
8873 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8874 Move to predicates.md.
8875 (xs_hi_general_operand): Likewise.
8876 (xs_hi_nonmemory_operand): Likewise.
8877 * config/stormy16/predicates.md:
8878 (xstormy16_carry_plus_operand): New predicate.
8879 (xs_hi_general_operand): New predicate.
8880 (xs_hi_nonmemory_operand): New predicate.
8881 * config/stormy16/stormy16-protos.h:
8882 (xstormy16_carry_plus_operand): Delete prototype.
8883 (xs_hi_general_operand): Likewise.
8884 (xs_hi_nonmemory_operand): Likewise.
8886 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8887 modifiers as they are no longer needed and they can trigger
8888 reload spill failures.
8890 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8891 with a match_operand in order to help reload.
8893 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8894 constraint with 'e' for the 8th alternative as this version of
8895 the mov.w instruction only accepts the lower 8 registers.
8897 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8900 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8901 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8904 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8907 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8909 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8911 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8913 (remove_structure): Update allocations list before removing structure.
8915 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8917 * ipa-struct-reorg.c (is_safe_cond_expr,
8918 create_new_stmts_for_cond_expr): Use integer_zerop function,
8919 that recognize not only zero-pointer, but zero-integer too.
8921 2008-01-25 Ben Elliston <bje@au.ibm.com>
8924 * fixproto: Escape "." in sed expression that strips leading "./".
8926 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8929 * gcc.c (SWITCH_OK): Removed.
8930 (SWITCH_LIVE): Changed to bit.
8931 (SWITCH_FALSE): Likewise.
8932 (SWITCH_IGNORE): Likewise.
8933 (switchstr): Change live_cond to unsigned int.
8934 (process_command): Replace SWITCH_OK with 0.
8935 (do_self_spec): Likewise.
8936 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8937 (give_switch): Likewise.
8938 (used_arg): Likewise.
8939 (do_spec_1): Set the SWITCH_IGNORE bit.
8940 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8941 bits. Set the SWITCH_LIVE bit.
8943 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8945 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8947 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8949 PR tree-optimization/34472
8950 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8951 parameter to a "bool *" and set *DATA to false if there is
8952 an unsafe access. Do not delete the structure here.
8953 (check_cond_exprs): Delete it here instead.
8954 (check_cond_exprs, exclude_cold_structs): Do not increase
8955 I when removing a structure.
8957 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8960 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8961 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8963 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8966 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8967 a fixed vector for stack.
8969 2008-01-24 Ben Elliston <bje@au.ibm.com>
8972 * doc/gcc.texi (Software development): Add a direntry for g++.
8974 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8976 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8977 stale and straggling -fforce-addr comments above.
8979 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8981 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8982 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8984 2008-01-23 Michael Matz <matz@suse.de>
8987 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8990 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8992 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8995 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8997 * config/avr/avr.c (avr_current_arch): New variable.
8998 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8999 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
9000 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
9001 (avr_override_options): Init 'avr_current_arch'.
9002 (base_arch_s): Move from here...
9003 * config/avr/avr.h (base_arch_s): ... here. Add new members
9004 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
9005 'mega' to 'have_jmp_call'.
9006 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
9007 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
9009 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
9011 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9012 MULTILIB_MATCHES): (Ditto.).
9014 2008-01-23 Richard Guenther <rguenther@suse.de>
9017 * cgraphunit.c (cgraph_reset_node): Always mark the node
9018 not reachable if it is not queued already.
9020 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
9022 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
9023 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
9024 (cputype_selected): New static variable.
9025 (bfin_handle_option): Set it if -mcpu is used.
9026 (override_option): Select default set of workarounds if no cpu type
9027 selected on the command line.
9028 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
9030 From Michael Frysinger <michael.frysinger@analog.com>
9031 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
9032 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
9034 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
9035 for bf547, bf523, bf524, and bf526.
9036 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
9038 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9039 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
9040 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
9041 __ADSPBF547__ and __ADSPBF54x__ for bf547.
9042 * doc/invoke.texi (Blackfin Options): Document that
9043 -mcpu now accept bf547, bf523, bf524, and bf526.
9045 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
9047 PR rtl-optimization/34628
9048 * combine.c (try_combine): Stop and undo after the first combination
9049 if an autoincrement side-effect on the first insn has effectively
9052 2008-01-22 David Edelsohn <edelsohn@gnu.org>
9055 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
9056 Offset addresses are not valid for Altivec or paired float modes.
9058 2008-01-22 Jakub Jelinek <jakub@redhat.com>
9061 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
9062 if DECL_INITIAL (decl) is error_mark_node.
9065 * c-common.c (handle_vector_size_attribute): Only allow
9066 integral, scalar float and fixed point types. Handle OFFSET_TYPE
9067 the same way as pointer, array etc. types.
9068 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
9071 * tree.c (build_type_attribute_qual_variant): Call
9072 build_qualified_type if attributes are equal, but quals are not.
9074 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9077 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
9078 * flags.h (warn_strict_aliasing): Remove.
9079 (warn_strict_overflow): Remove.
9080 * opts.c (warn_strict_aliasing): Remove.
9081 (warn_strict_overflow): Remove.
9082 * c-opts.c (c_common_handle_option): -Wall only sets
9083 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
9084 (c_common_post_options): Give default values to -Wstrict-aliasing
9085 and -Wstrict-overflow if they are uninitialized.
9086 * common.opt (Wstrict-aliasing): Specify Var and Init.
9087 (Wstrict-overflow): Likewise.
9089 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9091 PR rtl-optimization/26854
9092 PR rtl-optimization/34400
9093 PR rtl-optimization/34884
9094 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9096 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9097 (df_rd_bb_info.expanded_lr_out): Deleted
9098 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9099 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9100 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9101 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9102 Removed code to allocate, initialize or free expanded_lr_out.
9103 (df_rd_bb_local_compute_process_def): Restructured to make more
9105 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9106 sets if the sets are being trimmed.
9108 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9111 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9112 (as_vers): Likewise.
9113 * configure: Regenerated.
9115 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9118 * tree-pass.h (pass_build_alias): New pass.
9119 * tree-ssa-alias.c (gate_build_alias): New.
9120 (pass_build_alias): New.
9121 * passes.c (init_optimization_passes): Add pass_build_alias after
9122 pass_create_structure_vars.
9124 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9126 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9127 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9128 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9129 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9130 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9131 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9132 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9133 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9134 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9135 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9136 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9137 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9138 * config/s390/s390.md (FP_ALL): New mode iterator.
9139 (_d): New mode attribute.
9140 ("*signbit<mode>2>"): Changed mode of first operand.
9141 ("isinf<mode>2"): Changed mode of first operand.
9142 ("*TDC_insn"): Adaptation for DFP modes.
9144 2008-01-22 Ben Elliston <bje@au.ibm.com>
9146 * tree.c (check_qualified_type): Improve function description.
9148 2008-01-21 Jason Merrill <jason@redhat.com>
9151 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9152 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9155 2008-01-21 DJ Delorie <dj@redhat.com>
9157 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9160 2008-01-21 Richard Guenther <rguenther@suse.de>
9163 * tree-cfg.c (verify_expr): Allow all invariant expressions
9164 instead of just constant class ones as reference argument.
9165 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9166 like any other constant.
9167 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9169 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9171 * regmove.c (fixup_match_1): Update call crossed frequencies.
9173 2008-01-21 Richard Guenther <rguenther@suse.de>
9176 * tree-inline.c (setup_one_parameter): Deal with mismatched
9177 types using a VIEW_CONVERT_EXPR.
9179 2008-01-21 Alon Dayan <alond@il.ibm.com>
9180 Olga Golovanevsky <olga@il.ibm.com>
9182 PR tree-optimization/34701
9183 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9184 when the structure size is not a power of 2.
9186 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9188 * doc/install.texi: Add doc for --enable-checking=df.
9190 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9192 PR rtl-optimization/34808
9193 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9195 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9197 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9200 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9202 PR rtl-optimization/26854
9203 PR rtl-optimization/34400
9204 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9206 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9207 (df_rd_bb_info.expanded_lr_out): New.
9208 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9209 * loop_iv.c (iv_analysis_loop_init): Ditto.
9210 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9211 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9212 Added code to allocate, initialize or free expanded_lr_out.
9213 (df_rd_bb_local_compute_process_def): Restructured to make
9214 more understandable.
9215 (df_rd_confluence_n): Add code to do nothing with fake edges and
9216 code to no apply invalidate_by_call sets if the sets are being trimmed.
9217 (df_lr_local_finalize): Renamed to df_lr_finalize.
9218 (df_live_local_finalize): Renamed to df_live_finalize.
9220 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9223 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9224 deciding whether to use reciprocal instructions.
9226 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9228 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9229 dwarf2out_note_section_used if cold_text_section is NULL.
9231 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9233 PR gcov-profile/34610
9234 * tree-cfg.c (make_edges): Mark both outgoing edges from
9235 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9236 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9237 from OMP_FOR and OMP_CONTINUE outgoing edges.
9239 * tree-profile.c (tree_profiling): Return early if
9240 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9242 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9243 from cfun to child_cfun.
9244 * function.h (struct function): Add after_tree_profile bit.
9246 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9248 * config/avr/avr.S (_exit): Disable interrupt.
9250 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9251 Steven Bosscher <stevenb.gcc@gmail.com>
9253 PR rtl-optimization/26854
9254 PR rtl-optimization/34400
9255 * df-problems.c (df_live_scratch): New scratch bitmap.
9256 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9257 (df_live_reset): Clear the proper bitmaps.
9258 (df_live_bb_local_compute): Only process the artificial defs once
9259 since the order is not important.
9260 (df_live_init): Init the df_live sets only with the variables
9261 found live by df_lr.
9262 (df_live_transfer_function): Use the df_lr sets to prune the
9263 df_live sets as they are being computed.
9264 (df_live_free): Free df_live_scratch.
9266 2008-01-18 Ian Lance Taylor <iant@google.com>
9268 * common.opt: Add fmerge-debug-strings.
9269 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9270 flag_merge_debug_strings rather than flag_merge_constants.
9271 * doc/invoke.texi (Option Summary): Mention
9272 -fmerge-debug-strings.
9273 (Debugging Options): Document -fmerge-debug-strings.
9275 2008-01-18 Ian Lance Taylor <iant@google.com>
9278 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9279 (struct tree_function_decl): Add new field operator_new_flag.
9280 * tree-inline.c (expand_call_inline): When inlining a call to
9281 operator new, force the return value to go into a variable, and
9282 set DECL_NO_TBAA_P on that variable.
9283 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9285 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9288 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9289 DWARF2_DEBUGGING_INFO.
9290 (dwarf2out_note_section_used): Ditto. Add prototype.
9291 (have_multiple_function_sections, text_section_used,
9292 cold_text_section_used, *cold_text_sections): Move declarations
9295 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9297 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9298 field and add signal_ra.
9299 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9300 assignments to frame state pc. Move end of stack check after
9301 MD_FALLBACK_FRAME_STATE_FOR.
9302 (uw_update_context_1): Use frame state signal_regs if set, instead
9303 of checking signal_frame flag.
9304 (uw_update_context): Use frame state signal_ra if set.
9305 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9306 * config/xtensa/linux-unwind.h: New file.
9308 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9310 * modulo-sched.c (get_sched_window): Fix comment typo.
9312 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9314 PR tree-optimization/34648
9315 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9317 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9319 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9320 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9322 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9324 PR rtl-optimization/34400
9325 * df-core.c (df_worklist_dataflow_overeager,
9326 df_worklist_dataflow_doublequeue): New functions.
9327 (df_worklist_dataflow): Two different worklist solvers.
9328 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9331 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9334 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9335 and ftree-parallelize-loops.
9337 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9339 PR rtl-optimization/34826
9340 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9342 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9344 * global.c (find_reg): Mark the eh regs as used if necessary.
9345 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9346 * ra.h (struct allocno): no_eh_reg field added. Changed
9347 no_stack_reg type to bitfield.
9349 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9351 * tree.c (substitute_in_expr): Add missing 'break'.
9353 2008-01-17 Richard Guenther <rguenther@suse.de>
9355 PR tree-optimization/34825
9356 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9357 x / x as division to handle.
9359 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9361 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9362 "-pthread" is specified.
9363 * pa-hpux11.h (LIB_SPEC): Likewise.
9365 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9366 Peter Bergner <bergner@vnet.ibm.com>
9368 PR rtl-optimization/33796
9369 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9371 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9373 PR libgfortran/34699
9374 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9376 * pa-hpux10.h (LINK_SPEC): Likewise.
9377 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9379 2008-01-16 Richard Guenther <rguenther@suse.de>
9382 * fold-const.c (fold_convert_const_int_from_int): Do not
9383 set overflow if that occured only because of a sign extension
9384 change when converting from/to a sizetype with the same
9385 precision and signedness.
9387 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9390 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9391 location address to the correct place. Update copyright year.
9393 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9395 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9396 no dependences in the dependence_relations vector.
9398 2008-01-16 Jan Hubicka <jh@suse.cz>
9400 PR rtl-optimization/31396
9401 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9402 * cfg.c (dump_reg_info): Print it.
9403 * regs.h (struct reg_info_t): add freq_calls_crossed.
9404 (REG_FREQ_CALLS_CROSSED): New macro.
9405 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9406 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9407 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9408 regmove_optimize): Update call crossed frequencies.
9409 * local-alloc.c (struct qty): Add freq_calls_crossed.
9410 (alloc_qty): Copute freq_calls_crossed.
9411 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9412 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9413 * ra.h (struct allocno): Add freq_calls_crossed.
9415 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9417 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9418 libgomp when compiling with ftree-parallelize-loops.
9419 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9421 2008-01-16 Richard Guenther <rguenther@suse.de>
9423 PR tree-optimization/34769
9424 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9425 * tree.c (int_cst_value): Instead make this function more
9426 permissive in what it accepts as valid input. Document this
9427 function always sign-extends the value.
9429 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9430 Richard Guenther <rguenther@suse.de>
9433 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9434 (gimple_fold_indirect_ref_rhs): ... this.
9435 (gimple_fold_indirect_ref): New function with foldings
9436 that preserve lvalueness.
9437 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9438 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9439 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9440 to fold an INDIRECT_REF, fall back to the old use of
9441 fold_indirect_ref_1.
9443 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9445 * tree-data-ref.c (subscript_dependence_tester_1): Call
9446 free_conflict_function.
9447 (compute_self_dependence): Same.
9449 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9452 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9453 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9455 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9456 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9457 for DWARF2_UNWIND_INFO targets.
9459 2008-01-16 Richard Guenther <rguenther@suse.de>
9462 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9463 type qualifiers for function types.
9465 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9467 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9468 loop_iterator li from previous commit.
9470 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9472 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9474 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9476 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9477 (parallelize_loops): Don't parallelize irreducible components.
9479 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9482 * c-opts (c_common_post_options): Do not enable CPP
9483 flag_pedantic_errors by default.
9485 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9487 PR rtl-optimization/31944
9488 * cse.c (remove_pseudo_from_table): New function.
9489 (merge_equiv_classes): Use above function to remove pseudo-registers.
9490 (invalidate): Likewise.
9492 2008-01-13 Richard Guenther <rguenther@suse.de>
9495 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9496 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9498 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9500 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9501 validate_change to unshare the source of the PC set.
9503 2008-01-12 Jan Hubicka <jh@suse.cz>
9506 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9507 references above array bounds. This might trigger bounds checks for
9510 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9512 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9513 new_replaceable_dependencies.
9515 2008-01-12 Doug Kwan <dougkwan@google.com>
9517 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9518 instead of OPT_Wreturn_type in warning due to ignored return type
9520 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9521 options included in -Wextra.
9522 * c.opt: New option -Wignored_qualifiers.
9523 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9524 -Wignore_qualifiers.
9525 (-Wignored-qualifiers): Document.
9526 (-Wreturn-type): Remove description of functionality now handled
9527 by -Wignored-qualifiers.
9529 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9532 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9533 NOP_EXPR if it is between integral types with the same precision.
9535 2008-01-12 Jan Hubicka <jh@suse.cz>
9538 * invoke.texi (max-inline-recursive-depth): Fix default value.
9540 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9542 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9545 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9547 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9549 2008-01-11 James E. Wilson <wilson@specifix.com>
9552 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
9554 2008-01-11 Anatoly Sokolov <aesok@post.ru>
9556 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
9557 save/restore frame pointer register and don't use 'call-prologues'
9558 optimization in function with "OS_task" attribute.
9560 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
9563 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
9564 when copying to memory.
9566 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
9568 PR rtl-optimization/30905
9569 * cfgcleanup.c: Include dce.h
9570 (crossjumps_occured): New global variable.
9571 (try_crossjump_bb): Exit loop after finding a fallthru edge.
9572 If something changed, set crossjumps_occured to true.
9573 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
9574 Don't add/remove fake edges to exit here...
9575 (cleanup_cfg): ...but do it here, when crossjumping.
9576 Run a fast DCE when successful crossjumps occured in the latest
9577 iteration of try_optimize_cfg.
9579 2008-01-11 Richard Guenther <rguenther@suse.de>
9581 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
9582 (struct vn_unary_op_s): Likewise.
9583 (vn_reference_insert): Free old reference on hash collision.
9585 2008-01-10 Raksit Ashok <raksit@google.com>
9587 PR rtl-optimization/27971
9588 * combine.c (find_split_point): Split PLUS expressions which are
9589 inside a MEM rtx, and whose first operand is complex.
9591 2008-01-10 DJ Delorie <dj@redhat.com>
9593 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9594 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9595 (m32c_hard_regno_ok): Call the underlying function.
9597 2008-01-10 Richard Guenther <rguenther@suse.de>
9600 * tree-cfg.c (tree_merge_blocks): Do not go through the
9601 full-blown folding and stmt updating path if we just deal
9602 with virtual operands.
9603 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9604 test for abnormal SSA_NAMEs.
9606 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9609 * reload.c (push_reload): Add assertions. All constants from
9610 reg_equiv_constant should have been used for replacing the respective
9612 (find_reloads_address): Invoke find_reloads_address_part for
9613 constant taken from the reg_equiv_constant array.
9615 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9617 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9618 field (valnum) the first in the struct. Replace bools with
9621 2008-01-10 Richard Guenther <rguenther@suse.de>
9623 PR tree-optimization/34651
9624 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9625 types and ordering for masking and converting.
9627 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9629 PR tree-optimization/34017
9630 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9631 also for PHI_NODE expressions.
9633 2008-01-09 Jan Hubicka <jh@suse.cz>
9635 PR tree-optimization/34708
9636 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9637 based on number of case labels.
9638 (init_inline_once): Remove switch_cost.
9639 * tree-inline.h (eni_weights_d): Remove switch_cost.
9641 2008-01-09 Richard Guenther <rguenther@suse.de>
9642 Andrew Pinski <andrew_pinski@playstation.sony.com>
9645 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9646 temporary if an rvalue is ok or an lvalue is not required.
9648 2008-01-09 Richard Guenther <rguenther@suse.de>
9651 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9654 2008-01-09 Richard Guenther <rguenther@suse.de>
9657 * tree.c (host_integerp): Check for sizetype only if the
9658 type is an integer type.
9660 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9663 * opts.c (decode_options): Disable inlining of functions called
9664 once if not in unit-at-a-time mode.
9666 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9668 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9670 2008-01-08 Richard Guenther <rguenther@suse.de>
9673 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9674 out early if the result will be unused.
9676 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9681 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9682 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9685 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9687 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9688 for vectorization tuned.
9690 2008-01-08 Richard Guenther <rguenther@suse.de>
9692 PR tree-optimization/34683
9693 * tree-ssa-operands.c (operand_build_cmp): Export.
9694 * tree-ssa-operands.h (operand_build_cmp): Declare.
9695 * tree-vn.c (vuses_compare): Remove.
9696 (sort_vuses): Use operand_build_cmp.
9697 (sort_vuses_heap): Likewise.
9698 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9699 to re-use old VEC if available. Do not sort already sorted VUSEs.
9700 (vdefs_to_vec): Do not sort already sorted VDEFs.
9702 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9705 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9707 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9710 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9711 limitations of reciprocal sequences on x86 targets.
9713 2008-01-08 Richard Guenther <rguenther@suse.de>
9715 PR tree-optimization/34683
9716 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9718 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9721 * config/darwin.c (darwin_mergeable_string_section): Don't use
9722 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9724 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9727 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9728 negxf2. Macroize expander using X87MODEF mode iterator. Change
9729 predicates of op0 and op1 to register_operand.
9730 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9731 expander using X87MODEF mode iterator. Change predicates of
9732 op0 and op1 to register_operand.
9733 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9734 corresponding patterns and macroize using MODEF macro. Change
9735 predicates of op0 and op1 to register_operand and remove
9736 "m" constraint. Disparage "r" alternative with "!".
9737 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9738 macroize using X87MODEF macro. Change predicates of op0 and op1
9739 to register_operand and remove "m" constraint. Disparage "r"
9740 alternative with "!".
9741 (absneg splitter with memory operands): Remove.
9742 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9743 patterns and macroize using X87MODEF mode iterator.
9744 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9745 Change predicate of op1 to register_operand.
9746 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9747 for memory operands.
9749 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9751 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9753 2008-01-07 Richard Guenther <rguenther@suse.de>
9755 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9758 2008-01-07 Richard Guenther <rguenther@suse.de>
9760 PR tree-optimization/34683
9761 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9762 VOPs of the needed size to save memory. Use VEC_quick_push
9763 to save compile-time.
9764 (vdefs_to_vec): Likewise.
9766 2008-01-07 Sa Liu <saliu@de.ibm.com>
9768 * config/spu/spu.md (divdf3): Genetate inline code for double
9769 division. The implementation doesn't handle INF or NAN, therefore it
9770 only applies when -ffinite-math-only is given.
9772 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9775 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9776 * doc/cpp.texi ([Common Predefined Macros]): Document.
9778 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9780 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9781 order to use commutative addition instead of subtraction.
9783 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9784 Mircea Namolaru <namolaru@il.ibm.com>
9785 Vladimir Yanovsky <yanov@il.ibm.com>
9786 Revital Eres <eres@il.ibm.com>
9788 PR tree-optimization/34263
9789 * tree-outof-ssa.c (process_single_block_loop_latch,
9790 contains_tree_r): New functions.
9791 (analyze_edges_for_bb): Call process_single_block_loop_latch
9792 function to empty single-basic-block latch block if possible.
9794 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9796 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9798 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9800 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9802 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9804 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9806 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9808 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9810 PR tree-optimization/34618
9811 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9814 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9817 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9818 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9819 Update copyright year.
9821 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9822 Update copyright year.
9823 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9826 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9828 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9829 edge does not point to current bb before changing need_assert.
9831 2008-01-04 Richard Guenther <rguenther@suse.de>
9834 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9835 for verifying purposes if they are is_gimple_min_invariant.
9837 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9839 PR tree-optimization/34448
9840 PR tree-optimization/34465
9841 * gimplify.c (gimplify_init_constructor): Add new parameter
9842 notify_temp_creation. Use it.
9843 (gimplify_modify_expr_rhs): Take volatiles into account when
9844 optimizing constructors.
9845 Do not optimize constructors if gimplify_init_constructor will dump to
9847 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9848 * gcc.c-torture/compile/pr34448.c: New.
9850 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9852 PR gcov-profile/34609
9853 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9854 return_slot if result is TREE_ADDRESSABLE.
9856 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9858 * config/mips/mips.md (sqrt_condition): Tweak comment.
9859 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9861 2008-01-03 Tom Tromey <tromey@redhat.com>
9864 * c-common.c (c_type_hash): Handle VLAs.
9866 2008-01-03 Jan Hubicka <jh@suse.cz>
9868 PR tree-optimization/31081
9869 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9870 0 when inlining and not inlining to first basic block.
9871 (remap_decl): When var is initialized to 0, don't set default_def.
9872 (expand_call_inline): Set entry_bb.
9873 * tree-inline.h (copy_body_data): Add entry_bb.
9875 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9878 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9881 PR tree-optimization/29484
9882 * tree-inline.c (inline_forbidden_p_2): New function.
9883 (inline_forbidden_p): Disallow inlining if some static var
9884 has an address of a local LABEL_DECL in its initializer.
9885 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9888 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9890 PR tree-optimization/34635
9891 * tree-data-ref.c (add_other_self_distances): Make sure that the
9892 evolution step is constant.
9894 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9897 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9899 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9901 * tree-sra.c (scalarize_init): Insert the generate_element_init
9902 statements after the generate_element_zero statements.
9904 2008-01-02 Richard Guenther <rguenther@suse.de>
9908 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9909 for very large number of operands instead of ICEing.
9911 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9914 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9915 while stack probing.
9917 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9919 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9922 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9925 * tree-mudflap.c (mx_register_decls): Guard warning by
9926 !DECL_ARTIFICIAL check.
9928 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9930 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9931 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9932 sse5_perm<mode>): Fix constraints.