1 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2 Sebastian Pop <sebastian.pop@amd.com>
4 PR tree-optimization/36206
5 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
7 (instantiate_scev_1): Rename flags to fold_conversions.
8 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
9 outeside instantiation_loop.
10 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
11 (evolution_function_is_affine_or_constant_p): Removed.
12 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14 (analyze_siv_subscript): Pass in the loop nest number.
15 Call evolution_function_is_affine_in_loop instead of
16 evolution_function_is_affine_p.
17 (analyze_overlapping_iterations): Pass in the loop nest number.
19 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
20 Sebastian Pop <sebastian.pop@amd.com>
22 PR tree-optimization/36206
23 * tree-chrec.h (chrec_fold_op): New.
24 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR, and
27 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
29 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
31 (remove_duplicates): Do not set inode on non-inode systems. Use
34 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
36 * config.gcc (tm_file): Update comments about relative pathnames.
38 2008-05-20 Richard Guenther <rguenther@suse.de>
40 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics
42 * tree-ssa-sccvn.c (process_scc): Likewise.
43 * tree-ssa-sink.c (execute_sink_code): Likewise.
44 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
45 * tree-vrp.c (process_assert_insertions): Likewise.
46 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
47 (perform_tree_ssa_dce): Likewise.
48 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
49 (dump_dominator_optimization_stats): Likewise.
50 * tree-vectorizer.c (vectorize_loops): Likewise.
52 2008-05-20 Richard Guenther <rguenther@suse.de>
54 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
56 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
58 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
59 (ix86_i386elf_return_in_memory): Likewise.
60 (ix86_i386interix_return_in_memory): Likewise.
61 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
62 (SUBTARGET_RETURN_IN_MEMORY): New.
63 * config/i386/i386elf.h: Likewise.
64 * config/i386/ptx4-i.h: Likewise.
65 * config/i386/sol2-10.h: Likewise.
66 * config/i386/sysv4.h: Likewise.
67 * config/i386/vx-common.h: Likewise.
68 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
69 * config/i386/i386.c (ix86_return_in_memory): Made static and
70 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
71 (ix86_i386elf_return_in_memory): Removed.
72 (ix86_i386interix_return_in_memory): Removed.
73 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
74 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
76 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
78 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
80 2008-05-19 Xinliang David Li <davidxl@google.com>
82 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
85 * doc/invoke.texi: Ditto.
87 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
89 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
90 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
92 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
94 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
95 sizes of operand array from 8/4 to 4/2.
96 (ix86_expand_vector_init_general): Change size of operand array
97 from 32 to 16. Remove op0, op1 and half_mode.
99 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
101 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
102 (ix86_expand_vector_init_interleave): Likewise.
103 (ix86_expand_vector_init_general): Use them. Assert word_mode
104 == SImode when n_words == 4.
106 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
108 * config/i386/i386.c (ix86_secondary_reload): New static function.
109 (TARGET_SECONDARY_RELOAD): New define.
110 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
111 * config/i386/i386.md (reload_outqi): Remove.
113 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
116 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
117 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
118 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
119 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
120 (fold_builtin_1): Likewise.
121 * builtins.def (BUILT_IN_ISINF_SIGN): New.
122 c-common.c (check_builtin_function_arguments): Handle
124 * doc/extend.texi: Document __builtin_isinf_sign.
125 * fold-const.c (operand_equal_p): Handle COND_EXPR.
127 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
129 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
130 EH cleanup at the end of the pass, search for those that have been
131 turned into forwarder blocks and do the cleanup on their successor.
133 2008-05-18 Richard Guenther <rguenther@suse.de>
135 * tree-cfg.c (verify_gimple_expr): Allow conversions from
136 pointers to sizetype and vice versa.
138 2008-05-18 Xinliang David Li <davidxl@google.com>
140 * gcc/tree-ssa-dce.c: Coding style fix.
141 (check_pow): Documentation comment.
142 (check_log): Documenation comment. Coding style fix.
143 (is_unnecessary_except_errno_call): Ditto.
144 (gen_conditions_for_pow): Ditto.
145 (gen_conditions_for_log): Ditto.
146 (gen_shrink_wrap_conditions): Ditto.
147 (shrink_wrap_one_built_in_calls): Ditto.
148 * gcc/doc/invoke.texi: Better documentation string.
149 * ChangeLog: Fix wrong change log entries from
150 May 17 checkin on function call DCE.
152 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
154 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
156 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
158 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
159 * df-problems.c (simulation routines): Fixed block comment to
160 properly say how to add forwards scanning functions.
162 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
164 * tree-inline.c (setup_one_parameter): Remove dead code.
166 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
168 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
169 a BIT_AND_EXPR only for an INTEGER_TYPE.
171 2008-05-17 Xinliang David Li <davidxl@google.com>
173 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
174 (check_pow, check_log, is_unnecessary_except_errno_call): New
175 functions to check for eliminating math functions that are pure
176 except for setting errno.
177 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
178 general condition expressions for shrink-wrapping pow/log calls.
179 (gen_shrink_wrap_conditions): Ditto.
180 (shrink_wrap_one_built_in_call): Ditto.
181 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
182 (mark_operand_necessary): If debugging, output if OP is necessary.
183 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
185 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
187 * gcc/common.opt: New user flag -ftree-builtin-dce.
188 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
190 2008-05-16 David S. Miller <davem@davemloft.net>
192 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
193 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
195 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
198 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
200 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
202 * ifcvt.c (dead_or_predicable): Rename
203 df_simulate_one_insn_backwards to df_simulate_one_insn.
204 * recog.c (peephole2_optimize): Ditto.
205 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
207 * df.h: Rename df_simulate_one_insn_backwards to
208 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
209 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
210 scanning of defs and uses.
211 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
212 (df_simulate_one_insn_forwards): Removed.
214 2008-05-16 Doug Kwan <dougkwan@google.com>
216 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
218 (real_from_string): Handle NaNs and Inf as approriate.
220 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
222 * doc/gty.texi (Source Files Containing Type Information): Note
223 that headers should appear first in the gtfiles list.
225 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
227 * tree.def (COND_EXEC): Properly documented this code.
229 2008-05-16 Diego Novillo <dnovillo@google.com>
231 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
232 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
235 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
237 * tree-ssa-dse (max_stmt_uid): Removed.
238 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
239 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
240 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
241 * function.h (cfun.last_stmt_uid): New field.
242 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
243 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
245 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
246 (create_stmt_ann): Initialize the ann->uid field.
247 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
249 * tree-flow.h (renumber_gimple_stmt_uids): New function.
251 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
253 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
254 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
255 (init_empty_tree_cfg): Call it.
257 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
259 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
262 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
264 * doc/invoke.text (-fdump-tree-*-verbose): New option.
265 * tree-dump.c (dump_options): New verbose option.
266 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
268 * tree-pass.h (TDF_VERBOSE): New dump flag.
269 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
270 (tree-flow.h): Added include.
271 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
273 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
275 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
277 From Jie Zhang <jie.zhang@analog.com>
278 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
279 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
280 mcpu=bf561-none and mcpu=bf561-0.2.
281 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
282 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
283 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
284 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
285 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
286 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
287 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
289 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
290 (cputype_selected): Remove.
291 (bfin_handle_option): Don't use cputype_selected.
292 (override_options): When no mcpu option, enable all workarounds.
293 Don't use bfin_workarounds.
294 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
296 (DEFAULT_CPU_TYPE): Don't define.
298 2008-05-16 Richard Guenther <rguenther@suse.de>
300 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
301 on deletion of the last stmt.
303 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
305 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
306 V8HImode for SSE2 and V16QImode for SSE4.1.
308 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
310 * cgraph.h (compute_inline_parameters): Made public.
311 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
312 variable_generate_summary, function_write_summary,
313 variable_write_summary, variable_read_summary. Added generate_summary,
314 write_summary, read_summary.
315 * cgraphunit.c (cgraph_process_new_functions): Changed call from
316 pass_ipa_inline.function_generate_summary, to
317 compute_inline_parameters.
318 * ipa-inline.c (compute_inline_parameters): Made public and added
320 (compute_inline_parameters_for_current): New function.
321 (pass_inline_param): Now calls compute_inline_parameters_for_current.
322 (inline_generate_summary): Removed parameter and made to loop over
324 (pass_ipa_inline): Updated for new IPA_PASS structure.
325 * passes.c (execute_ipa_summary_passes): Now is called once per
326 pass rather than once per node*pass.
328 2008-05-15 Anatoly Sokolov <aesok@post.ru>
330 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
331 avr_have_mul_p, avr_asm_only_p): Remove variables.
332 (avr_override_options): Remove initialization of removed variables.
333 (avr_file_start): Convert removed variables to fields of
334 'struct base_arch_s *avr_current_arch'.
335 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
336 (AVR_HAVE_MUL): (Ditto.).
337 (AVR_HAVE_MOVW): (Ditto.).
338 (AVR_HAVE_LPMX): (Ditto.).
339 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
340 avr_asm_only_p): Remove declaration.
342 2008-05-15 Diego Novillo <dnovillo@google.com>
344 * config/arm/arm.c (arm_return_in_memory): Fix return type.
345 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
347 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
350 * combine.c (check_conversion): Rename back to check_promoted_subreg.
351 Don't call record_truncated_value from here.
352 (record_truncated_value): Turn it into a for_each_rtx callback.
353 (record_truncated_values): New function.
354 (combine_instructions): Call note_uses with record_truncated_values.
355 Change name of check_conversion to check_promoted_subreg.
357 2008-05-15 Janis Johnson <janis187@us.ibm.com>
359 * doc/sourcebuild.texi: Document support for torture tests.
361 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
363 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
364 to alternative 4 of operand 2.
366 2008-05-15 Richard Guenther <rguenther@suse.de>
368 * tree-pass.h (current_pass): Declare.
369 (get_pass_for_id): Likewise.
370 * passes.c (passes_by_id, passes_by_id_size): New globals.
371 (set_pass_for_id): New function.
372 (get_pass_for_id): Likewise.
373 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
374 (execute_function_todo): Flush per function statistics.
375 * toplev.c (compile_file): Init statistics.
376 (general_init): Do early statistics initialization.
377 (finalize): Finish statistics.
378 * statistics.h (statistics_early_init): Declare.
379 (statistics_init): Likewise.
380 (statistics_fini): Likewise.
381 (statistics_fini_pass): Likewise.
382 (statistics_counter_event): Likewise.
383 (statistics_histogram_event): Likewise.
384 * statistics.c: New file.
385 * Makefile.in (OBJS-common): Add statistics.o.
386 (statistics.o): Add dependencies.
387 * doc/invoke.texi (-fdump-statistics): Document.
389 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
391 (execute_pre): Use statistics_counter_event.
392 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
393 (substitute_and_fold): Increment it. Use statistics_counter_event.
395 2008-05-15 Diego Novillo <dnovillo@google.com>
397 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
399 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
400 * tree-ssa-alias.c (new_type_alias): Remove references to
401 sub-variables from comment.
402 * tree-ssa-operands.c (swap_tree_operands): Likewise.
404 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
406 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
407 attribute to 1 only for insertps alternative.
409 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
411 * config/bfin/bfin.md (loadbytes): New pattern.
412 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
413 (bfin_init_builtins): Initialize it.
414 (bdesc_1arg): Add it.
416 2008-05-15 Sa Liu <saliu@de.ibm.com>
418 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
419 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
420 * testsuite/lib/target-supports.exp: Add
421 check_effective_target_fortran_integer_16.
423 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
425 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
426 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
427 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
428 (TARGET_RETURN_IN_MEMORY): Define.
430 2008-05-15 Richard Guenther <rguenther@suse.de>
433 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
434 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
435 represent unmodifiable vars.
437 2008-05-15 Richard Guenther <rguenther@suse.de>
439 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
440 INDIRECT_REF and TARGET_MEM_REF.
441 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
444 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
445 H.J. Lu <hongjiu.lu@intel.com>
447 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
448 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
449 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
450 insn alternatives. Add missing alternatives.
451 (*vec_concatv2di_rex64_sse4_1): Likewise.
452 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
453 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
456 2008-05-15 Richard Guenther <rguenther@suse.de>
458 PR tree-optimization/36009
459 PR tree-optimization/36204
460 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
461 (determine_invariantness_stmt): Record the loop a store is
463 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
466 2008-05-15 Richard Guenther <rguenther@suse.de>
468 PR tree-optimization/34330
469 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
470 through the pointer will alias the SMT.
472 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
474 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
476 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
478 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
480 2008-05-14 Michael Meissner <michael.meissner@amd.com>
481 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
483 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
484 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
485 (vashl_optab): New optab for vector/vector shifts.
486 (vashr_optab): Ditto.
487 (vlshr_optab): Ditto.
488 (vrotl_optab): Ditto.
489 (vrotr_optab): Ditto.
490 (optab_subtype): New enum for optab_for_tree_code call.
491 (optab_for_tree_code): Add enum optab_subtype argument.
493 * optabs.c (optab_for_tree_code): Take an additional argument to
494 distinguish between a vector shift by a scalar and vector shift by
495 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
496 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
497 vector shift by a vector.
498 (expand_widen_pattern_expr): Pass additional argument to
501 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
502 vrotl_optab, vrotr_optab.
504 * expr.c (expand_expr_real_1): Update calls to
505 optab_for_tree_code to distinguish between vector shifted by a
506 scalar and vector shifted by a vector.
507 * tree-vectorizer.c (supportable_widening_operation): Ditto.
508 (supportable_narrowing_operation): Ditto.
509 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
510 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
511 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
512 (vect_create_epilog_for_reduction): Ditto.
513 (vectorizable_reduction): Ditto.
514 (vectorizable_operation): Ditto.
515 (vect_strided_store_supported): Ditto.
516 (vect_strided_load_supported): Ditto.
517 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
518 * expmed.c (expand_shift): Ditto.
520 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
522 (ashr@var{m}3): Ditto.
523 (vashl@var{m}3): Document new vector/vector shift standard name.
524 (vashr@var{m}3): Ditto.
525 (vlshr@var{m}3): Ditto.
526 (vrotl@var{m}3): Ditto.
527 (vrotr@var{m}3): Ditto.
529 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
530 (PPERM_INVERT): Ditto.
531 (PPERM_REVERSE): Ditto.
532 (PPERM_REV_INV): Ditto.
536 (PPERM_INV_SIGN): Ditto.
540 * config/i386/sse.md (mulv2di3): Add SSE5 support.
541 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
542 allows a memory operand to be the value being added, and split it
543 to improve vectorization.
544 (sse5_pmacsdqh_mem): Ditto.
545 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
546 (sse5_mulv2div2di3_high): Ditto.
547 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
548 (vec_pack_trunc_v4si): Ditto.
549 (vec_pack_trunc_v2di): Ditto.
550 (sse5_pcmov_<mode>): Remove code that tried to use use
551 andps/andnps instead of pcmov.
552 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
553 pmacsdqh instructions.
554 (vec_widen_smult_lo_v4si): Ditto.
556 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
557 (PPERM_INVERT): Ditto.
558 (PPERM_REVERSE): Ditto.
559 (PPERM_REV_INV): Ditto.
563 (PPERM_INV_SIGN): Ditto.
566 (ix86_expand_sse_movcc): Move the SSE5 test after the if
568 (ix86_expand_int_vcond): If SSE5 generate all possible integer
570 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
571 says ignore whether the last reference is a memory operand.
573 2008-05-14 Michael Meissner <michael.meissner@amd.com>
574 Paolo Bonzini <bonzini at gnu dot org>
576 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
579 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
580 (vlshr<mode>3): Rename from vlshr<mode>3.
581 (vashr<mode>3): Rename from vashr<mode>3.
582 (mulv4sf3): Change the names of vector shift patterns.
586 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
589 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
614 * config/spu/spu.md (v): New iterator macro to add v for vector types.
615 (floatunssidf2_internal): Change vector/vector shift names.
616 (floatunsdidf2_internal): Ditto.
623 (vashl<mode>3): Rename from ashl<mode>3.
624 (vashr<mode>3): Rename from ashr<mode>3.
625 (vlshr<mode>3): Rename from lshr<mode>3.
626 (vrotl<mode>3): Rename from rotl<mode>3.
628 2008-05-14 Michael Meissner <michael.meissner@amd.com>
631 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
632 multiply gives the wrong value when doing widening multiplies.
633 (vec_widen_smult_lo_v4si): Ditto.
635 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
637 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
638 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
639 emit_library_call_value.
640 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
641 * tree.h (ECF_LIBCALL_BLOCK): Removed.
642 * calls.c (initialize_argument_information, precompute_arguments,
643 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
644 (precompute_arguments): Removed flags parameter.
645 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
647 2008-05-14 Richard Guenther <rguenther@suse.de>
649 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
650 Make sure to register the store if the use is a PHI_NODE.
652 2008-05-14 Olivier Hainque <hainque@adacore.com>
654 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
655 memory if the component is to be referenced in BLKmode according
656 to get_inner_reference.
658 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
660 * calls.c (emit_library_call_value_1): Restore code clearing
661 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
663 2008-05-14 Olivier Hainque <hainque@adacore.com>
664 Nicolas Roche <roche@adacore.com>
666 * configure.ac: Add support for a "gcc_subdir" variable in
667 config-lang.in, to denote a subdirectory where the language/GCC
668 integration files are to be found.
669 * configure: Regenerate.
671 2008-05-14 Ira Rosen <irar@il.ibm.com>
673 PR tree-optimization/36098
674 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
675 value for the first load in the group in case of a gap.
676 (vect_build_slp_tree): Check that there are no gaps in loads.
678 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
680 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
681 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
682 expand_copysign_bit, ): Change call to emit_no_conflict_block to
683 emit_insn and remove unneeded code to construct extra args.
684 (emit_no_conflict_block): Removed.
685 * optabls.h: (emit_no_conflict_block): Removed.
686 * cse.c (cse_extended_basic_block): Remove search for
687 REG_NO_CONFLICT note.
688 * global.c: Removed incorrect comment added in revision 117.
689 * expr.c (convert_move): Change call to emit_no_conflict_block to
691 * recog.c: Change comments so that they do not mention
693 * local_alloc.c (combine_regs): Removed last parameter.
694 (no_conflict_p): Removed.
695 (block_alloc): Removed note, no_conflict_combined_regno and set
696 local vars. Removed all code to process REG_NO_CONFLICT blocks.
697 (combine_regs): Removed already_dead and code to look for
698 REG_NO_CONFLICT notes.
699 * lower_subreg (remove_retval_note): Removed code to look for
700 REG_NO_CONFLICT block.
701 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
702 (resolve_clobber): Remove code to process libcalls that have
703 REG_NO_CONFLICT notes.
704 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
706 * combine.c (can_combine_p, distribute_notes): Removed
707 REG_NO_CONFLICT case.
708 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
710 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
711 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
713 * reg-notes.def (NO_CONFLICT): Removed.
715 2008-05-14 David S. Miller <davem@davemloft.net>
717 * config/sparc/sparc.c (sparc_profile_hook): If
718 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
719 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
720 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
722 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
724 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
726 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
729 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
730 and op1 expansion before vector concat to have less live pseudos.
732 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
734 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
735 ix86_expand_vector_set if supported.
737 2008-05-13 Diego Novillo <dnovillo@google.com>
738 Kenneth Zadeck <zadeck@naturalbridge.com>
740 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
742 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
743 phinodes_print_statistics, init_ssanames, fini_ssanames,
744 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
745 release_ssa_name, release_defs, replace_ssa_name_symbol,
746 ssanames_print_statistics): Move ...
747 * tree-flow.h: ... here.
748 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
749 Use FN instead of cfun.
750 (make_ssa_name_fn): Rename from make_ssa_name.
751 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
752 * tree-flow-inline.h (make_ssa_name): Move from
753 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
754 * omp-low.c (expand_omp_parallel):
755 * tree-flow-inline.h (redirect_edge_var_map_result):
756 * tree-ssa.c (init_tree_ssa): Add argument FN.
757 Use it instead of cfun. Update all users.
759 2008-05-13 Tom Tromey <tromey@redhat.com>
761 PR preprocessor/22168:
762 * doc/cpp.texi (Top): Update menu.
763 (Alternatives to Wrapper #ifndef): New node.
764 (Other Directives): Document deprecation.
765 (Obsolete Features): Remove menu.
766 (Assertions): Merge node into Obsolete Features.
767 (Obsolete once-only headers): Move earlier; rename to Alternatives
769 * doc/cppopts.texi: Update.
770 * c.opt (Wdeprecated): Enable for C and ObjC.
771 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
772 (C++ Dialect Options): Move -Wno-deprecated from here to...
773 (Warning Options): ... here.
775 2008-05-13 Richard Guenther <rguenther@suse.de>
778 * fold-const.c (fold_sign_changed_comparison): Do not allow
779 changes in pointer-ness.
781 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
784 * config/sh/sh.c (sh_expand_prologue): Don't clear
785 RTX_FRAME_RELATED_P for push insns.
787 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
789 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
791 2008-05-12 Anatoly Sokolov <aesok@post.ru>
793 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
794 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
795 Use 'machine->is_leaf' instead of 'leaf_func_p'.
797 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
799 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
800 (*vec_concatv4sf_sse): This.
801 (*sse2_concatv2si): Renamed to ...
802 (*vec_concatv2si_sse2): This.
803 (*sse1_concatv2si): Renamed to ...
804 (*vec_concatv2si_sse): This.
805 (*vec_concatv2di_rex): Renamed to ...
806 (*vec_concatv2di_rex64): This.
807 (*vec_concatv2si_sse4_1): New.
808 (*vec_concatv2di_rex64_sse4_1): Likewise.
810 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
812 PR rtl-optimization/36111
813 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
814 that was created for swappable operands.
816 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
819 * Makefile.in: Substitute GNATMAKE and GNATBIND.
820 * configure.ac: Add call to ACX_PROG_GNAT.
822 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
824 * optc-gen.awk: Fix comment typo.
826 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
828 * pretty-print.c (pp_integer_with_precision): Use
829 HOST_LONG_LONG_FORMAT.
831 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
833 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
835 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
837 * config/i386/i386.c (bdesc_ptest): Removed.
838 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
839 (bdesc_args): Add __builtin_ia32_ptestz128,
840 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
841 (ix86_init_mmx_sse_builtins): Updated.
842 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
843 (ix86_expand_builtin): Updated.
845 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
847 * tree-cfg.c (valid_fixed_convert_types_p): New function.
848 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
850 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
852 * value-prof.c (interesting_stringop_to_profile): Do not
853 return early for BUILT_IN_MEMPCPY.
855 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
857 * calls.c (expand_call): Don't use callgraph to increase
858 preferred_stack_boundary.
860 * cgraph.h (cgraph_rtl_info): Use unsigned on
861 preferred_incoming_stack_boundary.
863 * final.c (rest_of_clean_state): Use unsigned on
864 preferred_stack_boundary.
866 2008-05-09 Tom Tromey <tromey@redhat.com>
868 PR preprocessor/22231:
869 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
872 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
874 PR tree-optimization/36129
875 * tree-ssa-ccp.c: Include value-prof.h.
876 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
877 built-in function was folded to a constant.
878 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
880 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
881 Sebastian Pop <sebastian.pop@amd.com>
883 * tree-scalar-evolution.c: Document instantiate_scev.
884 (instantiate_parameters_1): Renamed instantiate_scev_1.
885 Don't use the same loop for instantiation_loop and evolution_loop.
886 (instantiate_scev): New.
887 (instantiate_parameters): Moved...
888 (resolve_mixers): Update call to instantiate_scev_1 to pass the
889 same loop twice. Maintains the semantics for this function.
890 * tree-scalar-evolution.h (instantiate_scev): Declare.
891 (instantiate_parameters): ...here. Now static inline.
892 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
893 instead of resolve_mixers.
895 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
897 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
899 2008-05-09 Tomas Bily <tbily@suse.cz>
901 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
902 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
903 * tree-ssa-structalias.c (get_constraint_for): Likewise.
904 * c-common.c (c_common_truthvalue_conversion): Likewise.
905 * tree-object-size.c (compute_object_offset): Likewise.
906 * tree-inline.c (estimate_num_insns_1): Likewise.
907 * varasm.c (const_hash_1, compare_constant, copy_constant)
908 (compute_reloc_for_constant, output_addressed_constants)
909 (initializer_constant_valid_p): Likewise.
910 * c-omp.c (check_omp_for_incr_expr): Likewise.
911 * gimplify.c (gimplify_expr): Likewise.
912 * c-typeck.c (c_finish_return): Likewise.
913 * tree-vectorizer.c (supportable_widening_operation)
914 (supportable_narrowing_operation): Likewise.
915 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
916 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
917 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
918 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
919 (descr_info_loc): Likewise.
920 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
921 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
922 (fold_unary): Likewise.
923 * builtins.c (get_pointer_alignment): Likewise.
924 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
925 (instantiate_parameters_1): Likewise.
926 * tree.c (expr_align, stabilize_reference): Likewise.
927 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
928 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
929 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
930 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
931 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
932 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
934 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
935 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
936 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
937 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
938 (forward_propagate_comparison)
939 (tree_ssa_forward_propagate_single_use_vars): Likewise.
940 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
941 * emit-rtl.c (component_ref_for_mem_expr)
942 (set_mem_attributes_minus_bitpos): Likewise.
943 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
944 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
946 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
947 (build_function_call, pointer_diff, build_compound_expr)
948 (c_finish_return): Likewise.
949 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
950 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
952 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
953 * expr.c (is_aligning_offset): Likewise.
954 * tree-ssa-alias.c (is_escape_site): Likewise.
955 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
956 (check_all_va_list_escapes): Likewise.
957 * tree-ssa-loop-ivopts.c (determine_base_object)
958 (determine_common_wider_type): Likewise.
959 * dojump.c (do_jump): Likewise.
960 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
961 * tree-gimple.c (is_gimple_cast): Likewise.
962 * fold-const.c (decode_field_reference, )
963 (fold_sign_changed_comparison, fold_unary, fold_comparison)
964 (fold_binary): Likewise.
965 * tree-ssa-alias-warnings.c (find_alias_site_helper)
966 (already_warned_in_frontend_p): Likewise.
967 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
968 * tree.c (really_constant_p, get_unwidened): Likewise.
969 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
970 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
971 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
973 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
975 (CONVERT_EXPR_P): Define.
976 (CASE_CONVERT): Define.
978 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
981 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
982 (delete_unmarked_insns): When deleting a call, call
983 delete_unreachable_blocks.
984 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
985 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
987 2008-05-08 Richard Guenther <rguenther@suse.de>
989 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
990 (-ftree-salias): Likewise.
991 (salias-max-implicit-fields): Remove param documentation.
992 (salias-max-array-elements): Likewise.
993 * tree-pass.h (pass_create_structure_vars): Remove.
994 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
995 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
996 * tree-ssa-alias.c (create_structure_vars): Remove.
997 (gate_structure_vars): Likewise.
998 (pass_create_structure_vars): Likewise.
999 (gate_build_alias): Likewise.
1000 (pass_build_alias): Adjust to run always and dump the function.
1001 * common.opt (ftree-salias): Hide.
1002 * passes.c (init_optimization_passes): Remove
1003 pass_create_structure_vars, adjust comment.
1004 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1005 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1006 * opts.c (decode_options): Do not set flag_tree_salias.
1007 (common_handle_option): Add OPT_ftree_salias to the backward
1008 compatibility section.
1010 2008-05-08 Richard Guenther <rguenther@suse.de>
1012 * tree-flow-inline.h (var_can_have_subvars): Move ...
1013 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
1014 * tree-flow.h (var_can_have_subvars): Remove.
1015 (push_fields_onto_fieldstack): Remove.
1016 (sort_fieldstack): Likewise.
1017 (struct fieldoff): Move ...
1018 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
1019 alias_set and base_for_components fields.
1020 (sort_fieldstack): Make static.
1021 (push_fields_onto_fieldstack): Likewise. Remove code that
1022 handles anything but RECORD_TYPEs. Remove alias_set and
1023 base_for_components handling.
1024 (create_variable_info_for): Adjust.
1026 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
1028 * common.opt (Wframe-larger-than=): Shorten the help message
1030 * doc/invoke.texi (Wframe-larger-than=): Add more description.
1032 2008-05-08 Rafael Espindola <espindola@google.com>
1034 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
1036 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
1037 trap and that both operands are gimple values.
1038 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
1039 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
1042 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1044 * read-rtl.c (join_c_conditions): Return the first string if the
1045 two strings are equal.
1047 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1049 * gensupport.h (pred_data): Add a "num_codes" field.
1050 (add_predicate_code): Declare.
1051 * gensupport.c (add_predicate_code): New function.
1052 (std_pred_table): Add an "allows_const_p" field.
1053 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
1054 Remove the (incomplete) list of such codes from the codes field.
1055 (init_predicate_table): Use add_predicate_code. Add all
1056 RTX_CONST_OBJs if allows_const_p is true.
1057 * genrecog.c (process_define_predicate): Use add_predicate_code.
1059 2008-05-08 David Daney <ddaney@avtrex.com>
1060 Richard Sandiford <rsandifo@nildram.co.uk>
1062 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
1063 special case of constant zero operands.
1064 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
1065 old and new values. Special case constant zero values.
1066 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
1068 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
1069 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
1071 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
1074 * simplify-rtx.c (simplify_plus_minus): Create CONST of
1075 similar RTX_CONST_OBJ before CONST_INT.
1077 2008-05-08 Steve Ellcey <sje@cup.hp.com>
1079 * stmt.c (expand_stack_restore): Change sa mode if needed.
1081 2008-05-08 Richard Guenther <rguenther@suse.de>
1083 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
1084 return type to bool.
1085 (ix86_sol10_return_in_memory): Likewise.
1086 (ix86_i386elf_return_in_memory): Likewise.
1087 (ix86_i386interix_return_in_memory): Likewise.
1088 * config/i386/i386.c (ix86_return_in_memory): Likewise.
1089 (ix86_sol10_return_in_memory): Likewise.
1090 (ix86_i386elf_return_in_memory): Likewise.
1091 (ix86_i386interix_return_in_memory): Likewise.
1093 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1096 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
1098 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
1099 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
1102 2008-05-08 Richard Guenther <rguenther@suse.de>
1104 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
1105 * tree-data-ref.h (struct dr_alias): Remove subvars field.
1106 (DR_SUBVARS): Remove.
1107 * tree-dfa.c (dump_subvars_for): Remove.
1108 (debug_subvars_for): Likewise.
1109 (dump_variable): Do not dump subvars.
1110 (remove_referenced_var): Do not remove subvars.
1111 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
1112 (lookup_subvars_for_var): Remove.
1113 (get_subvars_for_var): Likewise.
1114 (get_subvars_at): Likewise.
1115 (get_first_overlapping_subvar): Likewise.
1116 (overlap_subvar): Likewise.
1117 * tree-flow.h (subvar_t): Remove.
1118 (struct var_ann_d): Remove subvars field.
1119 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
1120 argument. Remove special handling of SFTs.
1121 (compute_tag_properties): Likewise.
1122 (set_initial_properties): Likewise.
1123 (compute_call_clobbered): Likewise.
1124 (count_mem_refs): Likewise.
1125 (compute_memory_partitions): Likewise.
1126 (compute_flow_insensitive_aliasing): Likewise.
1127 (setup_pointers_and_addressables): Likewise.
1128 (new_type_alias): Likewise.
1129 (struct used_part): Remove.
1130 (used_portions): Likewise.
1131 (struct used_part_map): Likewise.
1132 (used_part_map_eq): Likewise.
1133 (used_part_map_hash): Likewise.
1134 (free_used_part_map): Likewise.
1135 (up_lookup): Likewise.
1136 (up_insert): Likewise.
1137 (get_or_create_used_part_for): Likewise.
1138 (create_sft): Likewise.
1139 (create_overlap_variables_for): Likewise.
1140 (find_used_portions): Likewise.
1141 (create_structure_vars): Likewise.
1142 * tree.def (STRUCT_FIELD_TAG): Remove.
1143 * tree.h (MTAG_P): Adjust.
1144 (struct tree_memory_tag): Remove base_for_components and
1145 unpartitionable flags.
1146 (struct tree_struct_field_tag): Remove.
1147 (SFT_PARENT_VAR): Likewise.
1148 (SFT_OFFSET): Likewise.
1149 (SFT_SIZE): Likewise.
1150 (SFT_NONADDRESSABLE_P): Likewise.
1151 (SFT_ALIAS_SET): Likewise.
1152 (SFT_UNPARTITIONABLE_P): Likewise.
1153 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
1154 (union tree_node): Remove sft field.
1155 * alias.c (get_alias_set): Remove special handling of SFTs.
1156 * print-tree.c (print_node): Remove handling of SFTs.
1157 * tree-dump.c (dequeue_and_dump): Likewise.
1158 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1159 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
1160 * tree-predcom.c (set_alias_info): Do not set subvars.
1161 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
1162 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
1163 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
1164 (add_vars_for_offset): Remove.
1165 (add_virtual_operand): Remove special handling of SFTs.
1166 (add_call_clobber_ops): Likewise.
1167 (add_call_read_ops): Likewise.
1168 (get_asm_expr_operands): Likewise.
1169 (get_modify_stmt_operands): Likewise.
1170 (get_expr_operands): Likewise.
1171 (add_to_addressable_set): Likewise.
1172 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
1173 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1174 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
1175 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
1176 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
1177 (tree_node_structure): Likewise.
1178 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
1180 (find_what_p_points_to): Likewise.
1182 2008-05-08 Sa Liu <saliu@de.ibm.com>
1184 * config/spu/spu.md: Fixed subti3 pattern.
1186 2008-05-08 Richard Guenther <rguenther@suse.de>
1189 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1190 sure to create a representative for trailing arrays for PTA.
1192 2008-05-08 Richard Guenther <rguenther@suse.de>
1195 * fold-const.c (operand_equal_p): Two objects which types
1196 differ in pointerness are not equal.
1198 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1200 * calls.c (compute_argument_block_size): Add argument tree fndecl.
1201 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
1202 (emit_library_call_value_1): Add new variable fndecl initialized by
1203 NULL_TREE. It should be the decl type of orgfun, but this information
1204 seems not to be available here, so it uses the default calling abi.
1205 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
1206 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
1207 by TARGET_RETURN_IN_MEMORY.
1208 * config/i386/i386-interix.h: Likewise.
1209 * config/i386/i386.h: Likewise.
1210 * config/i386/i386elf.h: Likewise.
1211 * config/i386/ptx4-i.h: Likewise.
1212 * config/i386/sol2-10.h: Likewise.
1213 * config/i386/sysv4.h: Likewise.
1214 * config/i386/vx-common.h: Likewise.
1215 * config/cris/cris.h: Removed #if 0 clause.
1216 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
1217 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
1219 (ix86_sol10_return_in_memory): Likewise.
1220 (ix86_i386elf_return_in_memory): New.
1221 (ix86_i386interix_return_in_memory): New.
1222 * config/mt/mt-protos.h (mt_return_in_memory): New.
1223 * config/mt/mt.c: Likewise.
1224 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1225 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
1226 * config/bfin/bfin.h: Likewise.
1227 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1229 * config/bfin/bfin.c: Likewise.
1230 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1231 * config/alpha/unicosmk.h: Likewise.
1232 * config/i386/cygming.h: Likewise.
1233 * config/iq2000/iq2000.h: Likewise.
1234 * config/mips/mips.h: Likewise.
1235 * config/mn10300/mn10300.h: Likewise.
1236 * config/rs6000/rs6000.h: Likewise.
1237 * config/score/score.h: Likewise.
1238 * config/spu/spu.h: Likewise.
1239 * config/v850/v850.h: Likewise.
1240 * defaults.h: Likewise.
1241 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1242 * expr.c (emit_block_move): Adjust use of
1243 OUTGOING_REG_PARM_STACK_SPACE.
1244 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1245 OUTGOING_REG_PARM_STACK_SPACE.
1246 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1248 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1250 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1251 on OMP_RETURN for OMP_FOR.
1254 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1255 (fortran_common): New function.
1256 (gen_variable_die): Call fortran_common instead of common_check,
1257 adjust for it returning tree instead of rtx. Formatting.
1259 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1263 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1264 * c-decl.c (merge_decls): Ditto.
1265 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1266 to RTL_CONST_OR_PURE_CALL_P.
1267 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1268 Initialized DECL_LOOPING_CONST_PURE.
1269 (process_call_operands): Set tree_side_effects properly.
1270 * tree.h (TREE_READONLY_DECL_P): Removed.
1271 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1272 (DECL_LOOPING_OR_CONST_P): New macro.
1273 (struct tree_function_decl): Added looping_const_or_pure_p.
1275 (ECF_LOOPING_OR_CONST_P): New macro.
1276 * rtlanal.c (pure_const_p): Removed.
1277 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1278 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1279 to RTL_CONST_CALL_P.
1280 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1281 (check_decl, check_tree, check_call, scan_function): Initialize
1283 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1284 (static_execute): Set looping true for recursive functions.
1285 Undo setting state to IPA_NEITHER for recursive functions.
1287 * ifcvt.c (noce_can_store_speculate_p): Changed
1288 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1289 RTL_CONST_OR_PURE_CALL_P.
1290 * dse.c (scan_insn): Ditto.
1291 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1292 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1293 RTL_CONST_OR_PURE_CALL_P.
1294 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1295 pure_call_p to RTL_CONST_CALL_P.
1296 * gimplify.c (gimplify_call_expr): Clear side effects for
1297 non-looping pure and constant calls.
1298 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1299 (flags_from_decl_or_type): Set ecf flags from decl flags.
1300 (initialize_argument_information): Turn off
1301 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1302 Change const to pure if callee_copies is true rather than just
1304 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1305 way of marking pure calls.
1306 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1307 Remove hack that was supposed to fix pr7335 and remove old
1308 way of marking pure calls.
1309 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1310 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1311 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1312 RTL_CONST_OR_PURE_CALL_P.
1313 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1314 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1315 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1316 * sched-deps.c (schedule_analyze): Ditto.
1317 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1318 return_val field of calls to represent pure and const function info.
1319 (CONST_OR_PURE_CALL_P): Deleted macro.
1320 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1321 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1322 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1324 * tree-optimize.c (execute_fixup_cfg): Added test for
1325 ECF_LOOPING_CONST_OR_PURE.
1326 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1328 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1329 effects for looping pure or const calls.
1330 (verify_gimple_expr): Added verification code.
1331 * config/alpha/alpha.c (alpha_legitimize_address,
1332 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1334 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1335 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1336 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1337 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1338 RTL_CONST_OR_PURE_CALL_P.
1339 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1340 and const calls to be deleted.
1342 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1345 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1346 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1347 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1348 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1349 to handle nonimmediate operands.
1350 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1351 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1352 to handle nonimmediate operands.
1353 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1354 (mmx_pmulhrwv4hi3): New expander. Use
1355 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1356 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1357 (sse2_umulv1siv1di3): New expander. Use
1358 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1359 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1360 (mmx_eq<mode>3): New expander. Use
1361 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1362 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1363 (mmx_uavgv8qi3): New expander. Use
1364 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1365 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1366 (mmx_uavgv4hi3): New expander. Use
1367 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1369 * config/i386/sse.md
1370 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1371 to handle nonimmediate operands.
1372 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1373 to handle nonimmediate operands.
1374 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1375 to handle nonimmediate operands.
1376 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1377 to handle nonimmediate operands.
1378 (sse2_unpckhpd_exp): New expander. Use
1379 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1380 (sse2_unpcklpd_exp): New expander. Use
1381 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1382 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1383 to handle nonimmediate operands.
1384 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1385 to handle nonimmediate operands.
1386 (*sse2_<plusminus_insn><mode>3): Rename from
1387 sse2_<plusminus_insn><mode>3 insn pattern.
1388 (sse2_<plusminus_insn><mode>3): New expander. Use
1389 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1390 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1391 (sse2_umulv2siv2di3): New expander. Use
1392 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1393 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1394 (sse4_1_mulv2siv2di3): New expander. Use
1395 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1396 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1397 (sse2_pmaddwd): New expander. Use
1398 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1399 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1400 (sse2_eq<mode>3): New expander. Use
1401 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1402 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1403 (sse4_1_eqv2di3): New expander. Use
1404 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1405 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1406 (sse2_uavgv16qi3): New expander. Use
1407 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1408 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1409 (sse2_uavgv16qi3): New expander. Use
1410 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1411 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1412 (sse2_uavgv8hi3): New expander. Use
1413 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1414 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1415 (ssse3_pmulhrswv8hi3): New expander. Use
1416 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1417 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1418 (ssse3_pmulhrswv4hi3): New expander. Use
1419 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1421 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1422 (<sse>_vmmul<mode>3): Ditto.
1423 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1425 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1426 (ssse3_pmaddubsw): Ditto.
1428 * config/i386/i386.c (struct_builtin_description)
1429 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1430 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1431 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1432 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1433 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1434 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1435 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1436 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1437 (ix86_fixup_binary_operands): Assert that src1
1438 and src2 must have the same mode when swapped.
1439 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1440 and ix86_binary_operator_ok. Do not force operands in registers
1443 2008-05-07 Jan Hubicka <jh@suse.cz>
1445 * cgraph.c (dump_cgraph_node): Update.
1446 * cgraph.h (cgraph_local_info): Break out inline summary.
1447 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1449 * ipa-inline (inline_summary): New accestor function.
1450 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1451 cgraph_decide_inlining, compute_inline_parameters): Update.
1452 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1454 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1456 Cleanup ColdFire scheduling support and add V4 pipeline model.
1458 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1459 (define_attr cpu): Add cfv4 value.
1460 (define_attr type, define_attr type1): Merge into a single 'type'
1461 attribute. Update all uses.
1462 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1463 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1465 (define_attr opx_mem, define_attr opy_mem): Remove.
1466 (define_attr op_mem): Clean up, update comment.
1467 (define_attr size): Use specific values instead of general int.
1468 (define_attr guess, define_attr split): Remove. Update all uses.
1469 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1470 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1471 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1472 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1473 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1474 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1475 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1476 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1477 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1478 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1479 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1480 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1481 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1482 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1483 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1484 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1485 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1486 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1487 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1488 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1489 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1490 Update or set attributes.
1491 (stack_tie): New fake instruction.
1493 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1494 (m68k_sched_attr_size): Update declaration.
1495 (m68k_sched_attr_type2): Remove.
1496 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1497 Declare new bypass predicates.
1499 * config/m68k/m68k.c (m68k_sched_issue_rate,
1500 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1502 (TARGET_SCHED_ISSUE_RATE,
1503 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1504 (override_options): Handle scheduling for ColdFire V4 core.
1505 (m68k_expand_prologue): Emit stack_tie.
1506 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1507 'OP_TYPE_FPN'. Update all uses.
1508 (sched_guess_p): Remove.
1509 (sched_address_type): Handle symbolic addresses.
1510 (sched_get_operand): New static function.
1511 (sched_operand_type): Merge into sched_attr_op_type.
1512 (sched_attr_op_type): Handle FP registers, handle quick constants,
1514 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1515 (m68k_sched_attr_size): Update. Move logic to ...
1516 (sched_get_attr_size_int): New static function.
1517 (sched_get_opxy_mem_type): New static function.
1518 (m68k_sched_attr_op_mem): Update.
1519 (m68k_sched_attr_type2): Remove.
1520 (sched_cfv4_bypass_data): New static variable.
1521 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1522 (m68k_sched_issue_rate): Implement scheduler hook.
1523 (struct _sched_ib: enabled_p): New field.
1524 (m68k_sched_variable_issue): Update. Handle V4.
1525 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1526 sched_dump_class_func_t, sched_dump_split_class,
1527 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1528 sched_dump_dfa_class, m68k_sched_dump): Remove.
1529 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1531 (m68k_sched_init_global): Remove statisctics dumping, introduce
1532 sanity check that all instructions have pipeline reservations. Handle
1534 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1535 Handle ColdFire V4 core.
1536 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1537 New static functions.
1538 (m68k_sched_address_bypass_p): New bypass predicate.
1539 (sched_get_indexed_address_scale): New static function.
1540 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1542 * cf.md: Update comments.
1543 (define_attr type2): Remove. Use 'type' attribute instead.
1545 (cf_ib): Rename to cfv123_ib. Update all uses.
1546 (cf_oep): Rename to cfv123_oep. Update all uses.
1547 (cf_chr): Rename to cfv123_chr. Update all uses.
1548 (cf_mem): Rename to cfv123_mem. Update all uses.
1549 (cf_mac): Move to more appropriate place.
1550 (cfv123_guess): New automaton and cpu_unit.
1551 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1552 Update uses of 'size' attribute. Handle before reload scheduling.
1553 (cfv123_guess): New dummy reservation for unhandled instructions.
1554 (cfv4_*): Pipeline description of ColdFire V4 core.
1555 (ignore): New reservation to handle 'ignore' type.
1557 2008-05-07 Ian Lance Taylor <iant@google.com>
1560 * gimplify.c (find_single_pointer_decl_1): Don't look through
1562 (find_single_pointer_decl): Adjust comments.
1564 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1567 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1568 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1571 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1572 integral type rather than floating point, then VIEW_CONVERT_EXPR
1573 to the floating point type.
1575 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1577 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1578 TFmode op0 to register.
1580 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1582 * c-decl.c (grokdeclarator): Comment typo.
1584 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1586 * tree-flow.h: Remove prototype for computed_goto_p.
1587 * tree-cfg.c (computed_goto_p): Make static.
1589 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1592 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1593 (contains_aligned_value_p): This. Handle _Decimal128.
1594 (ix86_function_arg_boundary): Only align _Decimal128 to its
1595 natural boundary and handle it properly.
1597 2008-05-06 Martin Jambor <mjambor@suse.cz>
1599 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1600 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1601 (ipcp_method_set_orig_node): Removed.
1602 (ipcp_cval_get_cvalue_type): Removed.
1603 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1604 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1605 (ipcp_cval_set_cvalue_type): Removed.
1606 (ipcp_cval_get_cvalue): Removed.
1607 (ipcp_cval_set_cvalue): Removed.
1608 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1609 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1610 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1611 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1612 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1613 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1614 (ipcp_get_ith_lattice): Changed parameters.
1615 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1616 (ipcp_lattice_from_jfunc): Changed parameters.
1617 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1618 (ipcp_method_cval_print): Added temporary variable info.
1619 (ipcp_redirect): Removed already unused local variable caller.
1620 (ipcp_redirect): New temporary variable orig_callee_info
1621 (ipcp_redirect): Removed newly unused local variable callee.
1622 (ipcp_redirect): Removed (a bit confusing) local variable type.
1623 (ipcp_insert_stage): Added local variable info.
1624 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1626 (ipcp_formal_create): Removed.
1627 (ipcp_method_cval_set): Removed.
1628 (ipcp_propagate_stage): Renamed lattice variables.
1629 (ipcp_method_cval_set_cvalue_type): Removed.
1630 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1631 (ipcp_print_all_lattices): Changed printed strings to refer to
1632 lattices rather than cvals.
1633 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1634 (ipcp_propagate_const): Changed formal parameters.
1635 (build_const_val): Changed formal parameters.
1636 (ipcp_insert_stage): Removed useless variable cvalue
1637 (build_const_val): Changed formal parameters.
1638 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1639 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1640 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1641 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1642 (ipcp_print_func_profile_counts): Changed string from "method" to
1644 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1645 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1646 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1647 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1648 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1649 (ipcp_lat_is_const): Changed parameters and made inline.
1650 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1651 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1652 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1653 the predicate condition directly
1654 (ipcp_propagate_stage): Added local variable args. Removed local
1655 variable callee. (Both are mere code simplifications.)
1656 (ipcp_method_dont_insert_const): Renamed to
1657 ipcp_node_not_modifiable_p.
1658 (ipcp_node_not_modifiable_p): Made inline.
1659 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1660 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1661 (ipcp_print_all_lattices): Removed variable cvalue
1662 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1665 2008-05-06 Olivier Hainque <hainque@adacore.com>
1667 * tree-sra.c (try_instantiate_multiple_fields): Early return
1668 if field has POINTER_TYPE.
1670 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1672 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1673 by using 'q' specifier for instruction.
1674 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1676 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1678 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1679 Change mode of zero_extract from QImode to HImode.
1680 (sign bit tests peepholes): (Ditto.).
1682 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1684 * config/i386/mmx.md: Remove double backslashes from asm templates.
1685 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1686 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1687 to handle nonimmediate operands.
1688 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1689 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1690 to handle nonimmediate operands.
1691 (*mmx_<code>v2sf3_finite): New insn pattern.
1692 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
1693 (mmx_<code>v2sf3): New expander. Use
1694 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1695 (mmx_<plusminus_insn><mode>3): New expander. Use
1696 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1697 (*mmx_<plusminus_insn><mode>3): New insn pattern.
1698 (mmx_add<mode>3): Removed.
1699 (mmx_ssadd<mode>3): Ditto.
1700 (mmx_usadd<mode>3): Ditto.
1701 (mmx_sub<mode>3): Ditto.
1702 (mmx_sssub<mode>3): Ditto.
1703 (mmx_ussub<mode>3): Ditto.
1704 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
1705 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
1706 to handle nonimmediate operands.
1707 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
1709 (mmx_smulv4hi3_highpart): New expander. Use
1710 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1711 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
1713 (mmx_umulv4hi3_highpart): New expander. Use
1714 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1715 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
1716 (mmx_<code>v4hi3): New expander. Use
1717 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1718 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
1719 (mmx_<code>v8qi3): New expander. Use
1720 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1721 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1722 (mmx_<code><mode>3): New expander. Use
1723 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1725 2008-05-05 Jan Hubicka <jh@suse.cz>
1727 PR tree-optimization/36118
1728 * passes.c (pass_init_dump_file): Fix dump header.
1730 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1733 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1734 VCE for function decls.
1736 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1738 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1740 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1742 * config/i386/i386.md (sat_plusminus): New.
1743 (plusminus_insn): Likewise.
1744 (plusminus_mnemonic): Likewise.
1746 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1747 (*<addsub><mode>3_cc_overflow): Renamed to ...
1748 (*<plusminus_insn><mode>3_cc_overflow): This.
1749 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1750 (*<plusminus_insn>si3_zext_cc_overflow): This.
1752 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1753 (<plusminus_insn><mode>3): This.
1754 (*<addsub><mode>3): Renamed to ...
1755 (*<plusminus_insn><mode>3): This.
1756 (<sse>_vm<addsub><mode>3): Renamed to ...
1757 (<sse>_vm<plusminus_insn><mode>3): This.
1758 (sse3_h<addsub>v4sf3): Renamed to ...
1759 (sse3_h<plusminus_insn>v4sf3): This.
1760 (sse3_h<addsub>v2df3): Renamed to ...
1761 (sse3_h<plusminus_insn>v2df3): This.
1762 (<plusminus_insn><mode>3): New.
1763 (*<plusminus_insn><mode>3): Likewise.
1764 (sse2_<plusminus_insn><mode>3): Likewise.
1765 (add<mode>): Removed.
1766 (*add<mode>3): Likewise.
1767 (sse2_ssadd<mode>3): Likewise.
1768 (sse2_usadd<mode>3): Likewise.
1769 (sub<mode>3): Likewise.
1770 (*sub<mode>3): Likewise.
1771 (sse2_sssub<mode>3): Likewise.
1772 (sse2_ussub<mode>3): Likewise.
1774 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1776 * gthr-single.h: Add in required interface elements as per gthr.h.
1777 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1778 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1779 Generalize UNUSED macro.
1780 (__gthread_once): Add.
1781 (__gthread_key_create): Add.
1782 (__gthread_key_delete): Add.
1783 (__gthread_getspecific): Add.
1784 (__gthread_setspecific): Add.
1786 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1788 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1789 the same size types for the indirect reference on the rhs, then
1792 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1794 * config/i386/i386.md
1795 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1796 one insn template instead of template series.
1797 (*xordi_1_rex64): Ditto.
1798 (*xordi_2_rex64): Ditto.
1800 2008-05-05 Ira Rosen <irar@il.ibm.com>
1802 PR tree-optimization/36119
1803 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1806 2008-06-04 Jan Hubicka <jh@suse.cz>
1808 tree-optimization/36100
1809 * tree-pass.h (pass_O0_always_inline): Declare.
1810 * ipa-inline.c (inline_transform): Remove dead code.
1811 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1812 pass_O0_always_inline): New.
1813 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1815 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1817 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1818 mnemonic in this_param move for TARGET_64BIT.
1820 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1822 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1823 (*strmovsi_rex_1): Ditto.
1824 (*strsetsi_1): Ditto.
1825 (*strsetsi_rex_1): Ditto.
1827 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1828 adddicc expanders using SWI mode iterator.
1830 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1833 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1836 2008-05-04 David S. Miller <davem@davemloft.net>
1838 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1839 (sparc*-*-linux*): Use linux.h in tm_file.
1840 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1841 compiler defaulting to 32-bit.
1842 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1844 * config/sparc/linux.h: Remove definitions now obtained
1845 properly from linux.h
1846 * config/sparc/linux64.h: Likewise.
1847 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1848 don't want this setting for 32-bit builds in a biarch compiler.
1849 * doc/install.texi: Add sparc-linux to list of targets
1850 supporting --enable-targets=all.
1852 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1854 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1856 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1858 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1859 after V4SI_FTYPE_V8HI.
1860 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1861 case V4SI_FTYPE_V2DF.
1863 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1865 * doc/invoke.texi (max-flow-memory-locations): Removed.
1866 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1868 2008-05-03 Richard Guenther <rguenther@suse.de>
1871 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1873 2008-05-02 David S. Miller <davem@davemloft.net>
1875 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1877 2008-05-02 Simon Baldwin <simonb@google.com>
1880 * c-common.h (warn_array_subscript_range): Removed.
1881 * c-common.c (warn_array_subscript_range): Ditto.
1882 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1883 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1885 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1887 * config/i386/i386.c (ix86_special_builtin_type): New.
1888 (bdesc_special_args): Likewise.
1889 (ix86_expand_special_args_builtin): Likewise.
1890 (ix86_init_mmx_sse_builtins): Updated.
1891 (ix86_expand_builtin): Updated.
1892 (ix86_expand_store_builtin): Removed.
1893 (ix86_expand_unop_builtin): Likewise.
1895 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1896 * config/i386/mmintrin.h (__v2sf): Here.
1898 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1900 (_mm_loadl_pi): Likewise.
1901 (_mm_storeh_pi): Replace __v2si with __v2sf.
1902 (_mm_storel_pi): Likewise.
1904 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1905 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1906 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1907 __builtin_ia32_loadlpd.
1909 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1911 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1912 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1913 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1914 (ix86_init_mmx_sse_builtins): Updated.
1915 (ix86_expand_args_builtin): Likewise.
1916 (ix86_expand_builtin): Likewise.
1917 (ix86_expand_unop1_builtin): Renamed to ...
1918 (ix86_expand_unop_vec_merge_builtin): This.
1920 2008-05-01 Jan Hubicka <jh@suse.cz>
1923 * ipa-inline.c (inline_generate_summary): Make static.
1924 (inline_transform): Do not call inlining at -O0; make static.
1925 * passes.c (execute_todo): Add sanity check.
1926 (execute_one_ipa_transform_pass): Execute proper flags.
1928 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1930 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1931 (DECL_NONADDRESSABLE_P): Likewise.
1932 * alias.c (record_component_aliases): Fix comment.
1934 2008-05-01 Simon Baldwin <simonb@google.com>
1936 * c-common.h (warn_array_subscript_range): New function.
1937 * c-common.c (warn_array_subscript_range): Ditto.
1938 * tree-vrp.c (check_array_ref): Corrected code to agree with
1939 comment, ignoring only arrays of size 0 or size 1.
1940 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1942 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1944 * config/i386/i386.c (ix86_builtin_type): Replace
1945 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1946 (bdesc_args): Updated.
1947 (ix86_init_mmx_sse_builtins): Likewise.
1948 (ix86_expand_args_builtin): Likewise.
1950 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1953 * doc/extend.texi: Correct __builtin_ia32_palignr.
1955 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1958 * config/i386/i386.c (bdesc_crc32): Removed.
1959 (ix86_expand_crc32): Likewise.
1960 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1961 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1962 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1963 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1964 UINT_FTYPE_UINT_UCHAR.
1965 (bdesc_args): Updated. Add crc32 builtins.
1966 (ix86_init_mmx_sse_builtins): Updated.
1967 (ix86_expand_args_builtin): Updated to support subreg.
1969 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1971 2008-05-01 Jan Hubicka <jh@suse.cz>
1973 * tree-pass.h (opt_pass): Add IPA_PASS.
1974 (varpool_node, cgraph_node): Forward declare.
1975 (ipa_opt_pass): Define.
1976 (pass_ipa_inline): Turn into ipa_opt_pass.
1977 (pass_apply_inline): Remove.
1978 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1979 (apply_inline): Turn into ....
1980 (inline_transform): ... this one.
1981 (inline_generate_summary): New function.
1982 (pass_apply_inline): Remove.
1983 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1985 (struct function): Add ipa_transforms_to_apply.
1986 * passes.c (register_one_dump_file): Work on IPA_PASS.
1987 (init_optimization_passes): Remove pass_inline_parameters and
1989 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1990 (execute_one_pass) ... here; apply transforms when possible.
1991 (add_ipa_transform_pass, execute_ipa_summary_asses,
1992 execute_one_ipa_transform_pass): New.
1993 (execute_ipa_pass_list): Update for IPA_PASS type.
1995 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1997 * config/i386/i386.c (ix86_builtin_type): Add
1998 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1999 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
2000 (bdesc_args): Add SSE4a builtins.
2001 (ix86_init_mmx_sse_builtins): Updated.
2002 (ix86_expand_args_builtin): Likewise.
2003 (ix86_expand_builtin): Likewise.
2005 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2007 * config/i386/i386.c (ix86_builtin_type): Add
2008 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
2009 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
2010 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
2011 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
2012 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
2013 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
2014 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
2015 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
2016 and DI_FTYPE_DI_DI_INT.
2017 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
2018 (ix86_init_mmx_sse_builtins): Updated.
2019 (ix86_expand_args_builtin): Likewise.
2020 (ix86_expand_builtin): Likewise.
2021 (ix86_expand_binop_imm_builtin): Removed.
2023 * doc/extend.texi: Correct __builtin_ia32_palignr128.
2025 2008-04-30 Richard Guenther <rguenther@suse.de>
2027 PR tree-optimization/32921
2028 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
2030 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
2032 * config/arm/arm.c (arm_unwind_emit): Use
2033 crtl->all_throwers_are_sibcalls instead of
2034 cfun->all_throwers_are_sibcalls.
2035 (arm_output_fn_unwind): Likewise.
2036 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
2037 instead of cfun->uses_pic_offset_table.
2038 (frv_expand_prologue): Likewise.
2039 (frv_frame_pointer_required): Likewise.
2040 (frv_expand_fdpic_call): Likewise.
2041 (frv_emit_movsi): Likewise.
2042 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
2043 cfun->returns_pcc_struct instead of
2044 current_function_returns_pcc_struct.
2045 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
2046 instead of cfun->calls_eh_return.
2047 (m32c_pushm_popm): Likewise.
2048 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
2049 "extern" declaration.
2051 2008-04-30 Richard Guenther <rguenther@suse.de>
2053 PR tree-optimization/21636
2054 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
2056 (evaluate_stmt): Print the likely value.
2057 (ccp_visit_stmt): Avoid excessive vertical spacing.
2059 2008-04-30 Rafael Espindola <espindola@google.com>
2061 * builtins.c (fold_call_expr): Return realret.
2062 * tree-ssa-threadedge.c
2063 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
2064 __builtin_object_size.
2066 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
2068 * gcc.c (wrapper_string): New variable.
2069 (insert_wrapper): New function.
2070 (execute): New option -wrapper.
2071 * doc/invoke.texi (Overall Options): New driver option -wrapper.
2073 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
2075 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
2076 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
2077 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
2079 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
2080 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
2081 config/rs6000/e500crtres64gprctr.asm,
2082 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
2083 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
2084 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
2085 config/rs6000/e500crtsav64gprctr.asm,
2086 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
2087 config/rs6000/e500crtsavg64gprctr.asm: New files.
2088 * config/rs6000/t-ppccomm: Add build rules for new files.
2089 (LIB2FUNCS_STATIC_EXTRA): Add new files.
2090 * config/rs6000/t-netbsd: Add build rules for new files.
2091 (LIB2FUNCS_STATIC_EXTRA): New variable.
2092 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
2093 (CRTSAVRES_DEFAULT_SPEC): Likewise.
2094 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
2096 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
2098 * config/i386/i386.c (ix86_builtin_type): Add
2099 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
2100 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
2101 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
2102 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
2103 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
2104 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
2105 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
2106 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
2107 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
2108 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
2109 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
2110 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
2111 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
2112 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
2113 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
2114 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
2115 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
2116 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
2117 V1DI_FTYPE_V2SI_V2SI.
2118 (bdesc_2arg): Moved to ...
2120 (ix86_init_mmx_sse_builtins): Updated.
2121 (ix86_expand_args_builtin): Updated. Take a pointer
2122 to const struct builtin_description. Handle comparison
2124 (ix86_expand_sse_compare): Take a new argument for swapping operands.
2125 (ix86_expand_builtin): Updated.
2127 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
2128 (ssse3_pmaddubsw128): This.
2129 (ssse3_pmaddubswv4hi3): Renamed to ...
2130 (ssse3_pmaddubsw): This.
2132 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
2133 (__builtin_ia32_packssdw128): Likewise.
2134 (__builtin_ia32_packuswb128): Likewise.
2135 (__builtin_ia32_pmaddubsw): Likewise.
2136 (__builtin_ia32_pmaddubsw128): Likewise.
2138 2008-04-30 Richard Guenther <rguenther@suse.de>
2140 PR tree-optimization/14847
2141 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
2142 (recognize_bits_test): Use it.
2143 (recognize_single_bit_test): Likewise.
2145 2008-04-30 Martin Jambor <mjambor@suse.cz>
2147 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
2148 instead of setting number of formal parameters to zero.
2149 (ipcp_init_stage): Do not set the number of actual parameters to zero
2151 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
2152 which are called with variable number of arguments.
2153 (ipcp_insert_stage): Explicitely skipping all nodes which are
2154 called with variable number of arguments.
2155 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
2156 number of parameters.
2158 * ipa-prop.h (struct ipa_node_params): Added flag
2159 called_with_var_arguments
2160 (ipa_set_param_count): Added. Changed sole setter to use it.
2161 (ipa_get_param_count): Added. All readers of param_count
2162 converted to use it instead.
2163 (ipa_set_called_with_variable_arg): Added.
2164 (ipa_is_called_with_var_arguments): Added.
2165 (ipa_get_ith_param): Added. All readers of param_decls converted
2167 (ipa_set_cs_argument_count): Added, sole writer to argument_count
2169 (ipa_get_cs_argument_count): Added, all readers of argument_count
2171 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
2174 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
2175 (struct ipcp_lattice): Renamed cval_type to type
2176 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
2178 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
2179 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
2180 (ipcp_insert_stage): Changed the type of variable cvalue to tree
2181 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
2182 (build_const_val): Changed the type of parameter cvalue to tree
2183 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
2184 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
2186 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
2189 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
2190 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
2191 (ipa_add_method): Renamed to ipa_push_func_to_list
2192 (ipa_remove_method): Renamed to ipa_pop_func_from_list
2193 (ipa_callsite_param_count): Removed.
2194 (ipa_callsite_param_count_set): Removed.
2195 (ipa_callsite_param): Removed.
2196 (ipa_callsite_callee): Removed.
2197 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
2198 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
2199 (ipa_method_formal_count): Removed.
2200 (ipa_method_formal_count_set): Removed.
2201 (ipa_method_get_tree): Removed.
2202 (ipa_method_tree_map_create): Removed.
2203 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
2204 (ipa_create_param_decls_array): Creates the array itself
2205 (ipa_create_param_decls_array): Temporary variable info instead of
2207 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
2208 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
2209 (get_type): Removed.
2210 (ipa_jf_get_info_type): Removed.
2211 (ipa_node_create): Renamed to ipa_create_node_params
2212 (ipa_free): Renamed to ipa_free_all_node_params
2213 (ipa_nodes_create): Renamed to ipa_create_all_node_params
2214 (ipa_edges_create): Renamed to ipa_create_all_edge_args
2215 (ipa_edges_free): Renamed to ipa_free_all_edge_args
2216 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
2217 (ipa_free_all_node_params): Deallocation to jump_functions moved to
2218 ipa_free_all_edge_args
2219 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
2220 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
2221 (ipa_create_methodlist_node): Removed.
2222 (ipa_methodlist_method): Removed.
2223 (ipa_methodlist_method_set): Removed.
2224 (ipa_methodlist_next_method): Removed.
2225 (ipa_methodlist_next_method_set): Removed.
2226 (ipa_method_is_modified): Removed.
2227 (ipa_method_modify_create): Removed.
2228 (ipa_method_modify_init): Temporary variable info instead of a few
2230 (ipa_detect_param_modifications): Temporary variable info instead of
2232 (ipa_compute_jump_functions): Temporary variable info instead of
2234 (ipa_method_modify_set): Removed.
2235 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2236 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2237 than craph_node as the first parameter.
2238 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2239 (ipa_method_modify_init): Removed.
2240 (ipa_compute_jump_functions): Added a temp variable instead of
2241 repeatadly dereferencing the cgraph_edge.aux pointer
2242 (ipa_callsite_param_set_type): Removed.
2243 (ipa_compute_jump_functions): i renamed to index and moved to
2245 (ipa_callsite_param_set_info_type_formal): Removed.
2246 (ipa_callsite_param_set_info_type): Removed.
2247 (ipa_callsite_param_map_create): Removed.
2248 (ipa_callsite_tree): Removed.
2249 (ipa_callsite_caller): Removed.
2250 (ipa_pop_func_from_list): return_method removed to return_func
2252 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2253 prefixed all values with IPA_. Changed all users.
2254 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2255 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2256 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2257 (union parameter_info): Renamed to jump_func_value.
2258 (union jump_func_value): Renamed value to constant
2259 (struct ipa_jump_func): Renamed info_type to value
2260 (struct ipa_node): Renamed to ipa_node_params
2261 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2262 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2263 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2264 (struct ipa_edge): Renamed to ipa_edge_args
2265 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2266 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2267 (struct ipa_methodlist): Renamed to ipa_func_list
2268 (struct ipa_func_list): method_p renamed to node, next_method
2270 (ipa_methodlist_p): Removed, switched all users to struct pointer
2271 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2273 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2275 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2276 (rs6000_emit_epilogue): Use backchain to restore only when we
2277 have a large frame. Make use of frame pointer to restore if we
2278 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2280 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2282 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2283 Add mode to zero_extract.
2284 (sign bit tests peepholes): (Ditto.).
2286 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2288 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2289 Instructions in comments with SSE3.
2290 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2291 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2292 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2293 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2294 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2295 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2296 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2297 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2298 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2299 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2300 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2301 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2302 (bdesc_sse_args): Renamed to ...
2303 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2304 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2305 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2307 (bdesc_1arg): Moved to ...
2309 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2310 Instructions in comments with SSE3.
2311 (ix86_expand_sse_operands_builtin): Renamed to ...
2312 (ix86_expand_args_builtin): This. Updated.
2313 (ix86_expand_unop1_builtin): Update comments.
2314 (ix86_expand_builtin): Updated.
2316 2008-04-29 Richard Guenther <rguenther@suse.de>
2318 PR tree-optimization/36078
2319 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2320 Update virtual SSA form after cleaning up the CFG.
2322 2008-04-29 Richard Guenther <rguenther@suse.de>
2325 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2327 2008-04-29 Richard Guenther <rguenther@suse.de>
2329 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2330 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2331 (compute_flow_insensitive_aliasing): Do not treat
2332 PTR_IS_REF_ALL pointers special.
2333 (get_smt_for): Likewise.
2334 (may_alias_p): Re-structure.
2335 (is_escape_site): A ref-all pointer conversion is not an escape site.
2336 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2337 PTR_IS_REF_ALL pointers special.
2338 * tree-ssa-structalias.h (struct alias_info): Remove
2339 ref_all_symbol_mem_tag field.
2340 (PTR_IS_REF_ALL): Remove.
2342 2008-04-29 Richard Guenther <rguenther@suse.de>
2345 * fold-const.c (extract_muldiv_1): In combining division constants
2346 make sure to never overflow.
2348 2008-04-29 Nick Clifton <nickc@redhat.com>
2350 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2352 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2355 * optc-gen.awk: Work around HP-UX/IA awk bug.
2357 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2359 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2362 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2365 * config/i386/i386.md
2366 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2367 Change operand 1 predicate to nonimmediate_operand.
2369 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2372 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2374 * gengtype.c (walk_type, write_func_for_structure): Handle
2376 * doc/gty.texi: Document chain_circular.
2378 2008-04-28 Richard Guenther <rguenther@suse.de>
2380 PR tree-optimization/36066
2381 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2384 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2387 * config/i386/i386.md
2388 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2389 Use match_scratch instead of match_operand for operands 3 and 4.
2391 2008-04-27 Richard Guenther <rguenther@suse.de>
2393 PR tree-optimization/18754
2394 PR tree-optimization/34223
2395 * tree-pass.h (pass_complete_unrolli): Declare.
2396 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2397 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2398 Rewrite loop into loop closed SSA form if it is not already.
2399 (tree_unroll_loops_completely): Re-structure to iterate over
2400 innermost loops with intermediate CFG cleanups.
2401 Unroll outermost loops only if requested or the code does not grow
2403 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2404 loops are available.
2405 (tree_vectorize): Instead do so here.
2406 (tree_complete_unroll): Also unroll outermost loops.
2407 (tree_complete_unroll_inner): New function.
2408 (gate_tree_complete_unroll_inner): Likewise.
2409 (pass_complete_unrolli): New pass.
2410 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2411 uses outside of the loop.
2412 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2413 form if it is available.
2414 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2415 * passes.c (init_optimization_passes): Schedule complete inner
2416 loop unrolling pass before the first CCP pass after final inlining.
2418 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2420 * targhooks.h (default_emutls_var_fields,
2421 default_emutls_var_init): Declare.
2422 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2423 * target.h (struct gcc_target): Add struct emutls member.
2424 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2425 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2426 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2427 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2428 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2429 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2430 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2431 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2432 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2433 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2434 emit debug information.
2435 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2436 * varasm.c: Include targhooks.h.
2437 (emutls_object_section, emutls_tmpl_section): New.
2438 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2439 (EMUTLS_SEPARATOR): New.
2441 (get_emutls_object_name): New.
2442 (default_emutls_var_fields): New, broken out of ...
2443 (get_emutls_object_type): ... here. Adjust to use target hooks.
2444 (get_emutls_init_templ_addr): Adjust to use target hooks.
2445 (emutls_decl): Adjust to use target hooks.
2446 (emutls_finish): Likewise.
2447 (default_emutls_var_init): New, broken out of ...
2448 (assemble_variable): ... here. Adjust to use target hooks.
2449 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2451 * c-common.c (handle_section_attribute): Prevent overriding
2452 sections for emulated tls with special sections.
2453 * config/i386/i386.c (x86_64_elf_select_section): Add
2454 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2455 (x86_64_elf_unique_section): Likewise.
2456 * config/vxworks.c: Include tree.h.
2457 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2458 (vxworks_override_options): Set TLS scheme.
2459 * doc/tm.texi (Emulated TLS): New node.
2461 2008-04-26 Simon Baldwin <simonb@google.com>
2464 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2465 with propagated string constants.
2467 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2469 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2470 constraint for operand 2 when operand 0 is memory operand.
2471 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2472 operand 0 is memory operand.
2473 (fix_trunc<mode>_i387_with_temp): Ditto.
2474 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2475 operand 2 when operand 1 is memory operand.
2476 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2477 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2478 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2479 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2480 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2481 operands 2,3 and 4 when operand 1 is memory operand.
2482 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2484 (fistdi2_floor_with_temp): Ditto.
2485 (fist<mode>2_floor_with_temp): Ditto.
2486 (fistdi2_ceil_with_temp): Ditto.
2487 (fist<mode>2_ceil_with_temp): Ditto.
2488 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2490 2008-04-26 David Daney <ddaney@avtrex.com>
2492 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2494 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2495 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2496 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2497 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2498 (compare_and_swap_12): New insn.
2499 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2500 * config/mips/mips.c (mips_force_binary): New function.
2501 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2502 (mips_expand_compare_and_swap_12): New function.
2503 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2505 2008-04-25 Jan Hubicka <jh@suse.cz>
2508 * cfgexpand.c (pass_expand): Turn into RTL pass.
2509 * passes.c (execute_one_pass): Do pass typechecking after execution.
2510 * tree-pass.h (pass_expand): Turn into RTL pass.
2512 * function.h (struct rtl_data): Move here fields
2513 accesses_prior_frames, calls_eh_return, saves_all_registers,
2514 has_nonlocal_goto, has_asm_statement, is_thunk,
2515 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2516 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2517 arg_pointer_save_area_init from struct function; turn into bool.
2518 (struct function): Move
2519 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2520 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2521 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2522 tail_call_emit, arg_pointer_save_area_init
2523 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2524 (current_function_returns_struct, current_function_returns_pcc_struct,
2525 current_function_calls_setjmp, current_function_calls_alloca,
2526 current_function_accesses_prior_frames,
2527 current_function_calls_eh_return, current_function_is_thunk,
2528 current_function_stdarg, current_function_profile,
2529 current_function_limit_stack, current_function_uses_pic_offset_table,
2530 current_function_uses_const_pool, current_function_has_nonlocal_label,
2531 current_function_saves_all_registers,
2532 current_function_has_nonlocal_goto,
2533 current_function_has_asm_statement): Remove accesor macros.
2534 * ra-conflict.c (global_conflicts): Update.
2535 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2536 (suitable_for_tail_call_opt_p): Update.
2537 * builtins.c (expand_builtin_return_addr): Update.
2538 (expand_builtin_setjmp_setup): Update.
2539 (expand_builtin_nonlocal_goto): Update.
2540 * final.c (final_start_function): Update.
2541 (profile_function): Update.
2542 (leaf_function_p): Update.
2543 (only_leaf_regs_used): Update.
2544 * df-scan.c (df_get_exit_block_use_set): Update.
2545 * dojump.c (clear_pending_stack_adjust): Update.
2546 * tree-stdarg.c (gate_optimize_stdarg): Update.
2547 * gimple-low.c (lower_function_body): Update.
2548 * global.c (compute_regsets): Update.
2549 (global_alloc): Update.
2550 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2551 * expr.c (expand_assignment): Update.
2552 * dse.c (dse_step0): Update.
2553 (dse_step1): Update.
2554 * c-decl.c (store_parm_decls): Update.
2555 * local-alloc.c (combine_regs): Update.
2556 (find_free_reg): Update.
2557 * function.c (assign_parms_augmented_arg_list): Update.
2558 (assign_parm_find_data_types): Update.
2559 (assign_parms): Update.
2560 (allocate_struct_function): Update.
2561 (expand_function_start): Update.
2562 (expand_function_end): Update.
2563 (get_arg_pointer_save_area): Update.
2564 (thread_prologue_and_epilogue_insns): Update.
2565 (rest_of_match_asm_constraints): Update.
2566 * stor-layout.c (variable_size): Update.
2567 * gcse.c (gcse_main): Update.
2568 (bypass_jumps): Update.
2569 * gimplify.c (gimplify_function_tree): Update.
2570 * calls.c (emit_call_1): Update.
2571 (expand_call): Update.
2572 * bt-load.c (compute_defs_uses_and_gen): Update.
2573 * except.c (sjlj_assign_call_site_values): Update.
2574 (sjlj_emit_function_enter): Update.
2575 (can_throw_external): Update.
2576 (set_nothrow_function_flags): Update.
2577 (expand_builtin_unwind_init): Update.
2578 (expand_eh_return): Update.
2579 (convert_to_eh_region_ranges): Update.
2580 (output_function_exception_table): Update.
2581 * emit-rtl.c (gen_tmp_stack_mem): Update.
2582 * cfgexpand.c (expand_used_vars): Update.
2583 (tree_expand_cfg): Update.
2584 * cfgcleanup.c (rest_of_handle_jump): Update.
2585 * explow.c (allocate_dynamic_stack_space): Update.
2586 * varasm.c (assemble_start_function): Update.
2587 (force_const_mem): Update.
2588 (mark_constant_pool): Update.
2589 * tree-optimize.c (tree_rest_of_compilation): Update.
2590 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2591 * tree-cfg.c (notice_special_calls): Update.
2592 (is_ctrl_altering_stmt): Update.
2593 (tree_can_make_abnormal_goto): Update.
2594 (tree_purge_dead_abnormal_call_edges): Update.
2595 * config/alpha/predicates.md: Update.
2596 * config/alpha/alpha.c (alpha_sa_mask): Update.
2597 (alpha_sa_size): Update.
2598 (alpha_does_function_need_gp): Update.
2599 (alpha_expand_prologue): Update.
2600 (alpha_start_function): Update.
2601 (alpha_output_function_end_prologue): Update.
2602 (alpha_expand_epilogue): Update.
2603 * config/frv/frv.c (frv_stack_info): Update.
2604 (frv_expand_epilogue): Update.
2605 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2606 (s390_register_info): Update.
2607 (s390_frame_info): Update.
2608 (s390_init_frame_layout): Update.
2609 (s390_can_eliminate): Update.
2610 (save_gprs): Update.
2611 * config/spu/spu.c (spu_split_immediate): Update.
2612 (need_to_save_reg): Update.
2613 (spu_expand_prologue): Update.
2614 (spu_expand_epilogue): Update.
2615 * config/sparc/sparc.md: Update.
2616 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2617 (sparc_tls_got): Update.
2618 (legitimize_pic_address): Update.
2619 (sparc_emit_call_insn): Update.
2620 (sparc_expand_prologue): Update.
2621 (output_return): Update.
2622 (print_operand): Update.
2623 (sparc_function_ok_for_sibcall): Update.
2624 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2625 * config/m32r/m32r.md: Update.
2626 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2627 (m32r_compute_frame_size): Update.
2628 (m32r_expand_prologue): Update.
2629 (m32r_expand_epilogue): Update.
2630 (m32r_legitimize_pic_address): Update.
2631 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2632 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2633 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2635 (ix86_save_reg): Update.
2636 (ix86_compute_frame_layout): Update.
2637 (ix86_expand_prologue): Update.
2638 (ix86_expand_epilogue): Update.
2639 * config/sh/sh.c (output_stack_adjust): Update.
2640 (calc_live_regs): Update.
2641 (sh5_schedule_saves): Update.
2642 (sh_expand_prologue): Update.
2643 (sh_expand_epilogue): Update.
2644 (sh_setup_incoming_varargs): Update.
2645 (sh_allocate_initial_value): Update.
2646 (sh_get_pr_initial_val): Update.
2647 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2648 * config/sh/sh.md (label:): Update.
2649 * config/avr/avr.c (out_movhi_mr_r): Update.
2650 * config/crx/crx.h (enum): Update.
2651 * config/xtensa/xtensa.h (along): Update.
2652 * config/stormy16/stormy16.c Update.
2653 (xstormy16_compute_stack_layout): Update.
2654 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2655 (fr30_expand_prologue): Update.
2656 * config/cris/cris.c (cris_conditional_register_usage): Update.
2657 (cris_reg_saved_in_regsave_area): Update.
2658 (cris_initial_frame_pointer_offset): Update.
2659 (cris_simple_epilogue): Update.
2660 (cris_expand_prologue): Update.
2661 (cris_expand_epilogue): Update.
2662 (cris_expand_pic_call_address): Update.
2663 (cris_asm_output_symbol_ref): Update.
2664 (cris_asm_output_label_ref): Update.
2665 * config/cris/cris.md Update.
2666 * config/iq2000/iq2000.c (compute_frame_size): Update.
2667 (iq2000_expand_epilogue): Update.
2668 * config/mt/mt.h (save_direction): Update.
2669 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2670 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2671 (ia64_secondary_reload_class): Update.
2672 * config/m68k/m68k.c (m68k_save_reg): Update.
2673 (m68k_expand_prologue): Update.
2674 (m68k_expand_epilogue): Update.
2675 (legitimize_pic_address): Update.
2676 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2677 (first_reg_to_save): Update.
2678 (first_altivec_reg_to_save): Update.
2679 (compute_vrsave_mask): Update.
2680 (compute_save_world_info): Update.
2681 (rs6000_stack_info): Update.
2682 (spe_func_has_64bit_regs_p): Update.
2683 (rs6000_ra_ever_killed): Update.
2684 (rs6000_emit_eh_reg_restore): Update.
2685 (rs6000_emit_allocate_stack): Update.
2686 (rs6000_emit_prologue): Update.
2687 (rs6000_emit_epilogue): Update.
2688 (rs6000_output_function_epilogue): Update.
2689 (output_profile_hook): Update.
2690 (rs6000_elf_declare_function_name): Update.
2691 * config/rs6000/rs6000.h (rs6000_args): Update.
2692 * config/rs6000/rs6000.md: Update.
2693 * config/mcore/mcore.c (mcore_expand_prolog): Update.
2694 * config/arc/arc.c (arc_output_function_epilogue): Update.
2695 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
2696 * config/darwin.c (machopic_function_base_name): Update.
2697 * config/score/score3.c (score3_compute_frame_size): Update.
2700 (score3_epilogue): Update.
2701 * config/score/score7.c (score7_compute_frame_size): Update.
2702 (score7_prologue): Update.
2703 (score7_epilogue): Update.
2704 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
2705 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2706 * config/arm/arm.c (use_return_insn): Update.
2707 (require_pic_register): Update.
2708 (arm_load_pic_register): Update.
2709 (arm_compute_save_reg0_reg12_mask): Update.
2710 (arm_compute_save_reg_mask): Update.
2711 (thumb1_compute_save_reg_mask): Update.
2712 (output_return_instruction): Update.
2713 (arm_output_function_prologue): Update.
2714 (arm_output_epilogue): Update.
2715 (arm_get_frame_offsets): Update.
2716 (arm_expand_prologue): Update.
2717 (thumb_pushpop): Update.
2718 (thumb_exit): Update.
2719 (thumb1_expand_prologue): Update.
2720 (thumb1_expand_epilogue): Update.
2721 (arm_unwind_emit): Update.
2722 (arm_output_fn_unwind): Update.
2723 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2724 * config/arm/arm.md: Update.
2725 * config/pa/pa.md: Update.
2726 * config/pa/pa.c (legitimize_pic_address): Update.
2727 (compute_frame_size): Update.
2728 (hppa_expand_prologue): Update.
2729 (hppa_expand_epilogue): Update.
2730 (borx_reg_operand): Update.
2731 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2732 (HARD_REGNO_RENAME_OK): Update.
2733 * config/mips/mips.c (mips_global_pointer): Update.
2734 (mips_save_reg_p): Update.
2735 (mips_compute_frame_info): Update.
2736 (mips_frame_pointer_required): Update.
2737 (mips_expand_prologue): Update.
2738 (mips_expand_epilogue): Update.
2739 (mips_can_use_return_insn): Update.
2740 (mips_reorg_process_insns): Update.
2741 * config/v850/v850.c (compute_register_save_size): Update.
2742 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2743 * config/mmix/mmix.c (along): Update.
2744 (mmix_expand_epilogue): Update.
2745 * config/bfin/bfin.c (legitimize_pic_address): Update.
2746 (must_save_p): Update.
2747 (stack_frame_needed_p): Update.
2748 (add_to_reg): Update.
2749 (bfin_expand_prologue): Update.
2750 * stmt.c (expand_asm_operands): Update.
2751 * reload1.c (reload): Update.
2752 (init_elim_table): Update.
2754 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2756 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2758 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2760 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2761 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2762 (mov<mode>): Removed.
2763 (*movv4sf_internal): Likewise.
2764 (*movv2df_internal): Likewise.
2766 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2768 * config.gcc (crx-*-elf): Remove deprecation.
2770 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2772 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2773 __gcc_deregister_frame with atexit.
2774 (deregister_frame_dtor): Remove.
2776 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2777 Nathan Sidwell <nathan@codesourcery.com>
2779 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2781 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2782 (rs6000_isel): Likewise.
2783 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2784 (rs6000_isel): New variable.
2785 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2787 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2790 * c-common.c (handle_vector_size_attribute): Call
2791 lang_hooks.types.reconstruct_complex_type instead of
2792 reconstruct_complex_type.
2793 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2794 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2795 * langhooks.h (struct lang_hooks_for_types): Add
2796 reconstruct_complex_type hook.
2797 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2798 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2800 2008-04-24 Richard Guenther <rguenther@suse.de>
2802 * c-common.h (check_builtin_function_arguments): Declare.
2803 * c-common.c (validate_nargs): New function.
2804 (check_builtin_function_arguments): Likewise.
2805 * c-typeck.c (build_function_call): Call
2806 check_builtin_function_arguments.
2807 * builtins.c (fold_builtin_classify): Remove error reporting code.
2808 (fold_builtin_unordered_cmp): Likewise.
2809 (fold_builtin_1): Likewise.
2810 (fold_builtin_n): Likewise.
2812 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2814 PR tree-optimization/36008
2815 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2816 the original op1, rather than delta by step.
2818 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2819 Sebastian Pop <sebastian.pop@amd.com>
2821 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2822 eliminate_local_variables_stmt, eliminate_local_variables,
2823 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2824 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2825 of code delimited by two edges in the CFG.
2826 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2827 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2828 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2829 the case of parallelisation of reductions.
2830 (expr_invariant_in_region_p): New.
2832 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2833 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2835 2008-04-24 Ira Rosen <irar@il.ibm.com>
2836 Richard Guenther <rguenther@suse.de>
2838 PR tree-optimization/36034
2839 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2840 incapable of dealing with loads with gaps.
2842 2008-04-24 Rafael Espindola <espindola@google.com>
2844 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2845 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2846 vrp_evaluate_conditional.
2847 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2848 (vrp_evaluate_conditional): Split the cond argument.
2849 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2850 (simplify_stmt_for_jump_threading): Update call to
2851 vrp_evaluate_conditional.
2853 2008-04-24 Ira Rosen <irar@il.ibm.com>
2855 PR tree-optimization/35982
2856 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2857 interleaved data-refs are of the same type.
2859 2008-04-24 Danny Smith <dannysmith@users.net>
2861 * c-format.c (check_format_info_main): Use strncmp rather than a
2862 magic prefix to handle multichar length specs.
2863 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2864 Don't prefix "I64" and "I32" with '\0'.
2866 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2869 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2870 in registers for -m32 only if stdarg_p (fntype).
2872 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2874 PR rtl-optimization/36006
2875 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2876 temp to op0 in order to avoid invalid rtx sharing.
2878 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2880 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2881 check TREE_INVARIANT.
2882 * tree-gimple.c (is_gimple_address): New.
2883 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2884 * tree-gimple.h (is_gimple_address): New.
2885 * tree.h (decl_address_invariant_p): New.
2886 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2887 (build_string): Likewise.
2888 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2889 (tree_invariant_p_1): Likewise.
2890 (save_expr): Use it.
2891 (tree_invariant_p): New.
2892 (skip_simple_arithmetic): Use it.
2893 (stabilize_reference_1): Use it.
2894 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2896 (build1_stat): Drop code to compute TREE_INVARIANT.
2897 (build2_stat): Drop code to compute TREE_INVARIANT.
2898 (build3_stat): Drop code to compute TREE_INVARIANT.
2899 (build4_stat): Drop code to compute TREE_INVARIANT.
2900 (build5_stat): Drop code to compute TREE_INVARIANT.
2901 (build7_stat): Drop code to compute TREE_INVARIANT.
2902 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2903 * tree.h (struct tree_base): Remove invariant_flag.
2904 (TREE_INVARIANT): Remove.
2905 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2906 (fold_builtin_expect): Check TREE_CONSTANT.
2907 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2908 * c-tree.h (c_expr_to_decl): Drop third parameter.
2909 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2910 (build_c_cast): Don't set TREE_INVARIANT.
2911 (pop_init_level): Don't set TREE_INVARIANT.
2912 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2913 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2915 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2916 (gimplify_addr_expr): Adjust comment.
2917 * tree-mudflap.c (mf_build_string):
2918 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2919 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2920 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2921 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2922 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2923 * langhooks.h (struct lang_hooks): Drop third parameter from
2926 2008-04-23 Richard Guenther <rguenther@suse.de>
2928 PR tree-optimization/27799
2929 PR tree-optimization/32921
2930 PR tree-optimization/32624
2931 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2932 SMTs aliases and the tag itself into the solution.
2933 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2934 merge the points-to solution back into the SMT aliases.
2935 (may_alias_p): Use alias_set_subset_of instead of
2936 aliases_conflict_p. A pointer which points to
2937 memory with alias set zero may access any variable.
2939 2008-04-23 Richard Guenther <rguenther@suse.de>
2941 * alias.c (alias_set_subset_of): Correctly handle asking
2942 if zero is a subset of an alias set with zero child.
2943 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2944 (compute_flow_insensitive_aliasing): Correctly walk all
2945 pointers. Do not unnecessarily union sets.
2947 2008-04-23 Richard Guenther <rguenther@suse.de>
2950 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2952 2008-04-22 Tomas Bily <tbily@suse.cz>
2954 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2956 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2958 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2959 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2960 * tree-inline.c (estimate_num_insns_1): Likewise.
2961 * varasm.c (const_hash_1, compare_constant, copy_constant)
2962 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2963 * emit-rtl.c (component_ref_for_mem_expr)
2964 (set_mem_attributes_minus_bitpos): Likewise.
2965 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2966 (is_aligning_offset): Likewise.
2967 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2968 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2969 * dojump.c (do_jump): Likewise.
2970 * builtins.c (get_pointer_alignment, get_memory_rtx)
2971 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2972 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2974 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2976 PR rtl-optimization/36017
2977 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2978 expanding the library call.
2980 2008-04-22 Ian Lance Taylor <iant@google.com>
2982 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2985 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2987 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2988 of LR/CTR moves for Power6.
2990 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2993 * passes.c (init_optimization_passes): Remove
2994 pass_fast_rtl_byte_dce.
2996 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2999 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
3000 builtin functions to generate faster code.
3001 (_mm_cvtpu16_ps): Ditto.
3002 (_mm_cvtpi32x2_ps): Ditto.
3004 2008-04-22 Nick Clifton <nickc@redhat.com>
3006 * common.opt (ftree-loop-distribution): Add Optimization
3009 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
3010 (frv_expand_builtin_va_start): Likewise.
3012 * config/arm/arm.c (thumb_find_work_register): Fix location of
3013 argument register count.
3015 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3017 Support scheduling for ColdFire V1 and V3 microarchitecture.
3018 Improve scheduling of multiplication instructions.
3020 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
3021 (mac): New instruction attribute.
3022 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
3023 (m68k_sched_mac): New variable.
3024 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
3025 Handle cfv1 and cfv3.
3026 (max_insn_size): New static variable.
3027 (struct _sched_ib): New type.
3028 (sched_ib): New static variable.
3029 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
3030 to fields of 'struct _sched_ib sched_ib'. Update all uses.
3031 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
3033 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
3034 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
3035 new variables. Update.
3036 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3037 Add modeling of cfv3 instruction buffer. Update.
3038 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
3039 * config/m68k/m68k.h (TUNE_CFV3): New macro.
3040 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
3041 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
3042 a particular reservation applies to.
3043 (type2): Reorganize attribute values. Rename alu to alu_reg,
3044 alu_l to alu, move_l to omove. Join move to alu. Split mul
3046 (cf_ib_*): Simplify description of instruction buffer.
3047 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
3048 (cf_mem): Split into cf_mem1 and cf_mem2.
3049 (cf_v2_move_??): Rename to cfv12_alu_??.
3050 (cf_v2_move_l_??): Rename to cfv12_omove_??.
3051 (cf_v2_mul_??): Remove reservations.
3052 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
3053 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
3054 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
3056 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
3057 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
3058 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
3059 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
3060 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
3061 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
3062 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
3063 expansions of the above reservations for instructions of sizes
3066 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3068 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
3070 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
3072 * coverage.c: Include tree-pass.h.
3073 (coverage_counter_alloc): Print da_file_name to the dump file.
3075 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3077 * sbitmap.c (sbitmap_range_empty_p): New function.
3078 * sbitmap.h (sbitmap_range_empty_p): New function.
3079 * bitmap.h: Now includes obstack.h.
3081 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
3082 Kenneth Zadeck <zadeck@naturalbridge.com>
3084 * dbgcnt.def (ra_byte_scan): Added.
3085 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
3086 when the last hit happens for a counter.
3087 * timevar.def (TV_DF_BYTE_LR): New variable.
3088 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
3089 * passes.c (pass_fast_rtl_byte_dce): New pass.
3090 * fwprop.c (update_df): Added mode to call df_ref_create.
3091 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3092 DF_REF_EXTRACT_OFFSET.
3093 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
3094 DF_BYTE_LR_OUT, df_byte_lr): New macro.
3096 (df_ref_extract): Added mode field.
3097 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
3098 DF_REF_EXTRACT_OFFSET.
3099 (DF_REF_EXTRACT_MODE): New macro.
3100 (df_byte_lr_bb_info): New structure.
3101 (df_print_byte_regset, df_compute_accessed_bytes,
3102 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
3103 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
3104 df_byte_lr_simulate_uses,
3105 df_byte_lr_simulate_artificial_refs_at_top,
3106 df_byte_lr_simulate_artificial_refs_at_end,
3107 df_compute_accessed_bytes): New function.
3108 (df_ref_create): Add parameter.
3109 (df_byte_lr_get_bb_info): New inline function.
3110 * df-scan.c (df_ref_record, df_uses_record,
3111 df_ref_create_structure): Added mode parameter.
3112 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
3113 df_defs_record, df_uses_record, df_get_conditional_uses,
3114 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3115 df_entry_block_defs_collect, df_exit_block_uses_collect):
3116 Added mode parameter to calls to df_ref_record, df_uses_record,
3117 df_ref_create_structure.
3118 (df_ref_equal_p, df_ref_compare): Added test for modes.
3119 (df_ref_create_structure): Added code to set mode. Renamed
3120 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3121 DF_REF_EXTRACT_OFFSET.
3122 * df-core.c (df_print_byte_regset): New function.
3123 * df-byte-scan.c: New file.
3124 * df-problems.c (df_rd_transfer_function): Removed unnecessary
3125 calls to BITMAP_FREE.
3126 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
3127 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
3128 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
3129 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
3130 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
3131 df_byte_lr_local_compute, df_byte_lr_init,
3132 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
3133 df_byte_lr_transfer_function, df_byte_lr_free,
3134 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
3135 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
3136 df_byte_lr_simulate_uses,
3137 df_byte_lr_simulate_artificial_refs_at_top,
3138 df_byte_lr_simulate_artificial_refs_at_end): New function.
3139 * dce.c (byte_dce_process_block): New function.
3140 (dce_process_block): au is now passed in rather than computed
3141 locally. Changed loops that look at artificial defs to not look
3142 for conditional or partial ones, because there never are any.
3143 (fast_dce): Now is able to drive byte_dce_process_block or
3144 dce_process_block depending on the kind of dce being done.
3145 (rest_of_handle_fast_dce): Add parameter to fast_dce.
3146 (rest_of_handle_fast_byte_dce): New function.
3147 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
3148 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
3150 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
3153 * gcc.h: Added fortran options that take arguments to
3154 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
3157 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
3159 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
3160 scalarization if on the LHS and not a full access.
3162 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3164 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
3166 2008-04-18 Rafael Espindola <espindola@google.com>
3168 * tree-vrp.c (find_case_label_index): Fix the binary search.
3169 (find_case_label_range): New.
3170 (vrp_visit_switch_stmt): Use find_case_label_range.
3171 (simplify_switch_using_ranges): Use find_case_label_range.
3173 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
3175 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
3176 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
3178 2008-04-18 Tom Tromey <tromey@redhat.com>
3181 * doc/cpp.texi (Implementation-defined behavior): Mention
3184 2008-04-18 Ian Lance Taylor <iant@google.com>
3186 * fold-const.c (pointer_may_wrap_p): New static function.
3187 (fold_comparison): Add another test for pointer overflow. Use
3188 pointer_may_wrap_p to disable some false positives.
3190 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
3192 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
3193 (fname_as_string): Match updated cpp_interpret_string prototype.
3194 (fix_string_type): Support char16_t* and char32_t*.
3195 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
3196 derivative) nodes. Register as builtin if C++0x.
3197 (c_parse_error): Support CPP_CHAR{16,32}.
3198 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
3199 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
3200 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
3201 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
3202 CTI_CHAR32_ARRAY_TYPE>: New elements.
3203 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
3204 char32_type_node, signed_char32_type_node, char16_array_type_node,
3205 char32_array_type_node): New defines.
3206 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
3207 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
3208 (lex_string): Support CPP_STRING{16,32}, match updated
3209 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
3210 (lex_charconst): Support CPP_CHAR{16,32}.
3211 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
3212 and CPP_STRING{16,32}.
3214 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
3217 * aclocal.m4: Regenerate.
3218 * configure: Regenerate.
3220 2008-04-18 Jan Hubicka <jh@suse.cz>
3222 * except.c (dw2_size_of_call_site_table,
3223 sjlj_size_of_call_site_table): Use vector API for call_site_record.
3225 * cgraphbuild.c (build_cgraph_edges): Update.
3226 * tree-pass.h: Update comment.
3227 * final.c (leaf_function_p): Update.
3228 (leaf_renumber_regs): Update.
3229 (rest_of_clean_state): Update.
3230 * omp-low.c (expand_omp_parallel): Update.
3231 * ipa-reference.c (analyze_function): Update.
3232 * reorg.c (find_end_label): Update.
3233 (optimize_skip): Update.
3234 (fill_simple_delay_slots): Update.
3235 (fill_simple_delay_slots): Update.
3236 (make_return_insns): Update.
3237 (dbr_schedule): Update.
3238 * gimple-low.c (record_vars_into): Update.
3239 * cfgbuild.c (make_edges): Update.
3240 * function.c (assign_stack_local): Update.
3241 (assign_parm_adjust_stack_rtl): Update.
3242 (locate_and_pad_parm): Update.
3243 (allocate_struct_function): Do not initialize stack_alignment_needed
3244 and preferred_stack_boundary here.
3245 (stack_protect_prologue): Update.
3246 (stack_protect_epilogue): Update.
3247 (expand_function_start): Initialize stack_alignment_needed,
3248 preferred_stack_boundary and max_jumptable_ents.
3249 (expand_function_end): Update.
3250 (free_after_compilation): Do not NULLify epilogue_delay_list.
3251 * function.h (struct rtl_data): Add stack_protect_guard,
3252 stack_alignment_needed,
3253 preferred_stack_boundary, epilogue_delay_list.
3254 (struct function): Remove value_histograms, stack_alignment_needed,
3255 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3257 unexpanded_var_list, stack_protect_guard.
3258 (current_function_epilogue_delay_list): Remove.
3259 * ipa-type-escape.c (analyze_function): Update.
3260 * gimplify.c (pop_gimplify_context): Update comment.
3261 * calls.c (expand_call): Update.
3262 (emit_library_call_value_1): Update.
3263 * except.c (set_nothrow_function_flags): Update.
3264 * cfgexpand.c (get_decl_align_unit): Update.
3265 (create_stack_guard): Update.
3266 (estimated_stack_frame_size): Update.
3267 (expand_used_vars): Update.
3268 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3269 * explow.c (allocate_dynamic_stack_space): Update.
3270 * tree-ssa-live.c (remove_unused_locals): Update.
3271 * varasm.c (mark_constant_pool): Update.
3272 * tree-inline.c (remap_decls): Update.
3273 (initialize_cfun): Update.
3274 (declare_return_variable): Update.
3275 (inline_forbidden_p): Update.
3276 (expand_call_inline): Update.
3277 (declare_inline_vars): Update.
3278 (tree_function_versioning): Update.
3279 * tree-flow.h (value_histograms): New.
3280 (VALUE_HISTOGRAMS): New macro.
3281 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3283 * tree-cfg.c (set_bb_for_stmt): Update.
3284 (replace_by_duplicate_decl): Update.
3285 (move_block_to_fn): Update.
3286 (new_label_mapper): Update.
3287 (dump_function_to_file): Update.
3288 * ipa-struct-reorg.c (build_data_structure): Update.
3289 * cfgrtl.c (print_rtl_with_bb): Update.
3290 * reload1.c (reload): Update.
3292 * config/i386/i386.c (setup_incoming_varargs_64,
3293 ix86_compute_frame_layout): Update.
3294 * config/arc/arc.c (arc_output_function_epilogue): Update.
3296 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3298 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3299 for FreeBSD as well.
3300 * gthr-posix95.h: Likewise.
3302 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3304 PR rtl-optimization/35838
3305 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3306 out the byte offset of the first subreg.
3308 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3310 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3311 to split_ti instead of three separate calls with single member arrays.
3312 (subti3 splitter): Ditto.
3313 (adddi3 splitter): Ditto with split_di.
3314 (subdi3 splitter): Ditto.
3315 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3316 two separate calls with single member arrays. Swap match_dup
3317 operands 1 and 2 to better fit into the array.
3318 (negdi2 splitter): Ditto with split_di.
3319 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3320 two separate calls with single member arrays. Swap match_dup operands
3321 6 and 7 to better fit into the array.
3323 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3325 * config/i386/i386.c (sse_builtin_type): New.
3326 (bdesc_sse_args): Likewise.
3327 (bdesc_sse_3arg): Removed.
3328 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3329 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3330 IX86_BUILTIN_ROUNDPS.
3331 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3332 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3333 IX86_BUILTIN_ROUNDPS.
3334 (ix86_expand_sse_4_operands_builtin): Removed.
3335 (ix86_expand_sse_operands_builtin): New.
3336 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3337 and CODE_FOR_sse4_1_roundps.
3338 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3339 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3341 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3344 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3345 regs before frame pop when needed. If use_backchain_to_restore_sp
3346 then load backchain into a temp reg to restore vr and vrsave. Add
3347 code to restore vr after frame pop if possible.
3349 2008-04-17 Richard Guenther <rguenther@suse.de>
3351 * tree-vn.c (expressions_equal_p): Do not check type
3352 equality or compatibility before calling operand_equal_p.
3353 * fold-const.c (operand_equal_p): Check equivalence of
3354 integer constants before bailing out due to signedness or
3355 precision differences.
3356 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3357 spurious differences in type qualification. Ignore types
3358 for COMPONENT_REFs at all.
3360 2008-04-17 Christian Bruel <christian.bruel@st.com>
3362 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3363 msw_skip comparison.
3365 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3368 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3371 PR tree-optimization/35899
3372 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3373 rather than TREE_OPERAND.
3375 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3378 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3379 temporary registers. Change operand predicate to general_operand.
3380 (remainderxf3): Ditto.
3382 2008-04-16 Richard Guenther <rguenther@suse.de>
3384 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3385 * tree-affine.c (aff_combination_expand): Look through some
3388 2008-04-15 Doug Kwan <dougkwan@google.com>
3390 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3392 * tree-pretty-print.c (dump_generic_node): Ditto.
3393 * final.c (output_addr_const): Ditto.
3394 * dwarf2out.c (output_cfi): Ditto.
3395 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3396 * print-rtl.c (print_rtx): Ditto.
3397 * print-tree.c (print_node_brief, print_node): Ditto.
3398 * c-common.c (match_case_to_enum_1): Ditto.
3399 * sched-vis.c (print_value): Ditto.
3400 * config/i386/i386.c (print_operand): Cast to long unsigned int
3403 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3404 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3405 MS Windows VirtualProtect function.
3407 2008-04-15 Jan Hubicka <jh@suse.cz>
3409 * gengtype.c (write_root): Param_is argument is OK.
3410 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3411 * function.h: Include varray.h
3412 (rtl_eh): New stucture based on except.c one.
3413 (call_site_record): New forward declaration and vector type.
3414 * calls.c (emit_call_1): Do not call
3415 note_current_region_may_contain_throw.
3416 * except.c (eh_status): Remove cur_region, try_region since they are
3418 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3419 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3420 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3421 Remove call_site_data_used, call_site_data_size.
3422 Turn call_site_record into vector in function.h.
3423 (note_current_region_may_contain_throw): Remove.
3424 (get_exception_pointer, get_exception_filter): Do not take struct
3425 function argument; update.
3426 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3427 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3428 build_post_landing_pads, dw2_build_landing_pads,
3429 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3430 sjlj_emit_function_enter, sjlj_emit_function_enter,
3431 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3432 sjlj_build_landing_pads, finish_eh_generation,
3433 remove_exception_handler_label, remove_eh_handler,
3434 maybe_remove_eh_handler, add_reachable_handler,
3435 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3436 add_action_record, collect_one_action_chain, add_call_site,
3437 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3438 sjlj_output_call_site_table, output_function_exception_table,
3439 * except.h (note_current_region_may_contain_throw): Remove
3440 (get_exception_pointer, get_exception_filter): Do not take struct
3442 * Makefile.in (GTFILES): Put varargs before struct function.
3444 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3446 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3447 punt for STRING_CST.
3448 (get_constraint_for): Deal with STRING_CST here instead.
3450 2008-04-15 Richard Guenther <rguenther@suse.de>
3452 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3453 statements in a basic-block with a backward walk. Do not
3454 substitute into dead statements but instead remove those.
3456 2008-04-15 Richard Guenther <rguenther@suse.de>
3458 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3459 to zero, thus disable creation of SFTs.
3461 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3463 * tree-predcom.c (suitable_reference_p): Return false if the
3464 reference can throw.
3466 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3469 * c-decl.c (finish_decl): If extern or static var has variable
3470 size, set TREE_TYPE (decl) to error_mark_node.
3472 2008-04-15 Rafael Espindola <espindola@google.com>
3474 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3477 2008-04-15 Richard Guenther <rguenther@suse.de>
3479 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3480 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3481 (visit_reference_op_load): Do walk vuse-vdef chains on
3482 vn_reference_lookup.
3483 (visit_reference_op_store): But do not here.
3484 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3485 vn_reference_lookup.
3486 (vn_lookup_with_vuses): But do so here.
3488 2008-04-14 Ian Lance Taylor <iant@google.com>
3490 * fold-const.c (fold_overflow_warning): Remove assertion.
3492 2008-04-15 Ben Elliston <bje@au.ibm.com>
3494 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3495 temp1 local variables.
3497 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3500 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3501 ".text.unlikely" section as executable.
3503 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3505 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3506 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3507 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3508 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3509 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3510 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3511 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3513 2008-04-14 Ian Lance Taylor <iant@google.com>
3515 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3516 * fold-const.c (fold_comparison): If appropriate, test
3517 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3518 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3519 reassociating a pointer type.
3520 * doc/invoke.texi (Optimize Options): Document that
3521 -fstrict-overflow applies to pointer wraparound.
3523 2008-04-13 Jan Hubicka <jh@suse.cz>
3525 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3527 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3529 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3530 we are going to "save the world".
3532 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3534 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3535 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3536 operand 0 constraint, not "=".
3538 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3540 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3542 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3544 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3545 of size of positions_needed * CHAR_BIT.
3547 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3550 * dse.c (store_info): Change positions_needed to unsigned
3552 (lowpart_bitmask): New.
3553 (record_store): Cast to unsigned HOST_WIDE_INT for
3554 positions_needed. Assert width <= size of positions_needed *
3555 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3556 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3557 lowpart_bitmask to set mask.
3559 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3561 * config/bfin/constraints.md: New file.
3562 * config/bfin/bfin.md: Include it.
3563 (adddi3): Use satisfies_constraint functions instead of the old macros.
3564 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3565 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3566 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3567 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3568 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3569 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3570 EXTRA_CONSTRAINT): Delete.
3571 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3572 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3574 * config/bfin/bfin.c: Include "tm-constrs.h".
3575 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3576 Use satisfies_constraint functions instead of the old macros.
3577 * doc/md.texi (Blackfin Constraints): Update file name reference.
3579 2008-04-11 Richard Guenther <rguenther@suse.de>
3581 PR tree-optimization/35869
3582 * tree-vrp.c (execute_vrp): Move switch statement update after
3583 jump threading. Schedule another cfg cleanup run.
3585 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3588 * attribs.c (decl_attributes): Return early on errorneous node.
3590 2008-04-10 Oleg Ryjkov <olegr@google.com>
3592 * tree.h (struct tree_base): Added a new flag default_def_flag.
3593 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3595 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3597 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3599 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3602 * pa.md: Define mode iterator P. Define mode attribute dwc.
3603 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3604 (icacheflush): Likewise.
3605 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3606 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3608 2008-04-11 Ben Elliston <bje@au.ibm.com>
3610 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3612 2008-04-10 Rafael Espindola <espindola@google.com>
3614 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3615 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3616 (extract_range_from_expr): The same.
3618 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3620 * config/mips/mips.md (GPR2): New mode iterator.
3622 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3623 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3624 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3625 Rewrite these to take two modes, the mode of comparison and the
3626 mode of the destination.
3627 * config/mips/mips.c (mips_expand_scc): Instead of having
3628 paradoxical subreg as destination, expand "narrowing" scc if mode
3629 of comparison is SI and target is requested in DI mode.
3630 (mips_emit_int_order_test): Update comment. Make mode of
3631 comparison match CMP0 rather than TARGET. When creating inverse
3632 target use mode of TARGET.
3634 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3636 * gcov-dump.c (tag_summary): Only print summaries for the first
3637 GCOV_COUNTERS_SUMMABLE counters.
3639 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3641 * config/i386/i386.md (absneg): New code iterator.
3642 (absnegprefix): New code attribute.
3643 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3644 patterns using absneg code iterator.
3645 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3646 using absneg code iterator.
3647 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3648 *neg<mode>2 patterns using absneg code iterator.
3649 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3650 *negextendsfdf2 patterns using absneg code iterator.
3651 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3652 *negextendsfxf2 patterns using absneg code iterator.
3653 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3654 *negextendsfdf2 patterns using absneg code iterator.
3655 * config/i386/sse.md (<code><mode>2): Macroize expander from
3656 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3658 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3660 * config/s390/s390.h: Remove the remains of the recent search
3661 & replace action of current_function_outgoing_args_size.
3663 2008-04-10 Ira Rosen <irar@il.ibm.com>
3665 PR tree-optimization/35821
3666 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3667 NEW_STMT_LIST is not NULL.
3669 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3672 * toplev.c (process_options): Remove -ffunction-sections debugging
3675 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3677 PR middle-end/PR28690
3678 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3679 than gen_rtx_fmt_ee to perform more canonicalizations.
3681 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3684 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3686 2008-04-09 Richard Guenther <rguenther@suse.de>
3688 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3689 (dump_function_to_file): Dump function arguments with types.
3691 2008-04-08 Richard Guenther <rguenther@suse.de>
3693 * fold-const.c (fold_widened_comparison): Do not allow
3694 sign-changes that change the result.
3696 2008-04-08 Janis Johnson <janis187@us.ibm.com>
3699 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
3700 kinds of indirect references.
3702 2008-04-08 David Edelsohn <edelsohn@gnu.org>
3704 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
3705 GNU Fortran language string.
3707 2008-04-08 Rafael Espindola <espindola@google.com>
3709 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
3710 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
3711 * tree.h (tree_call_nonnegative_warnv_p): New.
3713 2008-04-08 Jan Hubicka <jh@suse.cz>
3715 * function.c (free_after_compilation): Clear out regno_reg_rtx
3718 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
3721 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3723 PR middle-end/PR28690
3724 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3725 same precedence as REG_POINTER and MEM_POINTER operands.
3727 2008-04-08 Richard Guenther <rguenther@suse.de>
3730 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3731 for adding index to base.
3733 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3735 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3736 (MINGW_ENABLE_EXECUTE_STACK): New.
3737 (IN_LIBGCC2): For libgcc include windows.h file for
3738 function declarations.
3740 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3742 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3743 and tem2 if tem1 is not a REG or MULT.
3745 2008-04-08 Jan Hubicka <jh@suse.cz>
3747 * function.h (incomming_args): Break out of struct function.
3748 (function_subsections): Break out of struct function.
3749 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3750 return_rtx and hard_reg_initial_vals from struct function.
3751 Kill inl_max_label_num.
3752 (current_function_pops_args, current_function_args_info,
3753 current_function_args_size, current_function_args_size,
3754 current_function_pretend_args_size,
3755 current_function_outgoing_args_size,
3756 current_function_internal_arg_pointer, current_function_return_rtx):
3757 Kill compatibility accestor macros.
3758 * builtins.c (expand_builtin_apply_args_1): Update.
3759 (expand_builtin_next_arg): Update.
3760 * df-scan.c (df_get_call_refs): Update.
3761 * dbxout.c (dbxout_function_end): Update.
3762 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3763 (output_line_info): Update.
3764 (secname_for_decl): Update.
3765 (dwarf2out_var_location): Update.
3766 * function.c (free_after_compilation): Update.
3767 (assign_parm_find_stack_rtl): Update.
3768 (assign_parms): Update.
3769 (expand_dummy_function_end): Update.
3770 (expand_function_end): Update.
3771 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3772 (expand_call): Update.
3773 (emit_library_call_value_1): Update.
3774 (store_one_arg): Update.
3775 * varasm.c (initialize_cold_section_name): Update.
3776 (unlikely_text_section): Update.
3777 (unlikely_text_section_p): Update.
3778 (assemble_start_function): Update.
3779 (assemble_end_function): Update.
3780 (default_section_type_flags): Update.
3781 (switch_to_section): Update.
3782 * integrate.c (set_decl_abstract_flags): Update.
3783 (get_hard_reg_initial_val): Update.
3784 (has_hard_reg_initial_val): Update.
3785 (allocate_initial_values): Update.
3786 * resource.c (init_resource_info): Update.
3787 * config/alpha/alpha.c (NUM_ARGS): Update.
3788 (direct_return): Update.
3789 (alpha_va_start): Update.
3790 (alpha_sa_size): Update.
3791 (alpha_initial_elimination_offset): Update.
3792 (alpha_expand_prologue): Update.
3793 (alpha_start_function): Update.
3794 (alpha_expand_epilogue): Update.
3795 (unicosmk_initial_elimination_offset):
3796 * config/alpha/alpha.md (call expander): Update.
3797 * config/s390/s390.c (s390_register_info): Update.
3798 (s390_register_info): Update.
3799 (s390_frame_info): Update.
3800 (s390_initial_elimination_offset): Update.
3801 (s390_build_builtin_va_list): Update.
3802 (s390_va_start): Update.
3803 * config/spu/spu.c (direct_return): Update.
3804 (spu_expand_prologue): Update.
3805 (spu_initial_elimination_offset): Update.
3806 (spu_build_builtin_va_list): Update.
3807 (spu_va_start): Update.
3808 * config/sparc/sparc.c (sparc_init_modes): Update.
3809 (sparc_compute_frame_size): Update.
3810 (function_value): Update.
3811 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3812 * config/i386/i386.md (return expander): Update.
3813 * config/i386/i386.c (ix86_va_start): Update.
3814 (ix86_can_use_return_insn_p): Update.
3815 (ix86_compute_frame_layout): Update.
3816 (ix86_expand_epilogue): Update.
3817 * config/sh/sh.c (output_stack_adjust): Update.
3818 (calc_live_regs): Update.
3819 (sh_expand_prologue): Update.
3820 (sh_builtin_saveregs): Update.
3821 (sh_va_start): Update.
3822 (initial_elimination_offset): Update.
3823 (sh_allocate_initial_value): Update.
3824 (sh_function_ok_for_sibcall): Update.
3825 (sh_get_pr_initial_val): Update.
3826 * config/sh/sh.md (return expander): Update.
3827 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3828 * config/crx/crx.c (crx_compute_frame): UPdate.
3829 (crx_initial_elimination_offset): UPdate.
3830 * config/xtensa/xtensa.c (compute_frame_size): Update
3831 (xtensa_builtin_saveregs): Update.
3832 (xtensa_va_start): Update.
3833 (order_regs_for_local_alloc): Update.
3834 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3835 (xstormy16_expand_builtin_va_start): Update.
3836 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3837 * config/m68hc11/m68hc11.md (return expanders): Update.
3838 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3839 (expand_epilogue): Update.
3840 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3841 (cris_simple_epilogue): Update.
3842 (cris_expand_prologue): Update.
3843 (cris_expand_epilogue): Update.
3844 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3845 (compute_frame_size): Update.
3846 * config/mt/mt.c (mt_compute_frame_size): Update.
3847 * config/mn10300/mn10300.c (expand_prologue): Update.
3848 (expand_epilogue): Update.
3849 (initial_offset): Update.
3850 (mn10300_builtin_saveregs):
3851 * config/mn10300/mn10300.md (return expander): Update.
3852 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3853 (ia64_initial_elimination_offset): Update.
3854 (ia64_initial_elimination_offset): Update.
3855 (ia64_expand_prologue): Update.
3856 * config/m68k/m68k.md (return expander): Update.
3857 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3858 (rs6000_stack_info): Update.
3859 * config/mcore/mcore.c (layout_mcore_frame): Update.
3860 (mcore_expand_prolog): Update.
3861 * config/arc/arc.c (arc_compute_frame_size): Update.
3862 * config/score/score3.c (score3_compute_frame_size): Update.
3863 * config/score/score7.c (score7_compute_frame_size): Update.
3864 * config/arm/arm.c (use_return_insn): Update.
3865 (thumb_find_work_register): Update.
3866 (arm_compute_save_reg_mask): Update.
3867 (arm_output_function_prologue): Update.
3868 (arm_output_epilogue): Update.
3869 (arm_size_return_regs): Update.
3870 (arm_get_frame_offsets): Update.
3871 (arm_expand_prologue): Update.
3872 (thumb_exit): Update.
3873 (thumb_unexpanded_epilogue): Update.
3874 (thumb1_output_function_prologue): Update.
3875 * config/pa/pa.md (return expander): Update.
3876 * config/pa/pa.c (compute_frame_size): Update.
3877 (hppa_builtin_saveregs): Update.
3878 * config/mips/mips.c (mips_va_start): Update.
3879 (mips16_build_function_stub): Update.
3880 (mips_compute_frame_info): Update.
3881 (mips_restore_gp): Update.
3882 (mips_output_function_prologue): Update.
3883 (mips_expand_prologue): Update.
3884 * config/v850/v850.c (compute_frame_size): Update.
3885 (expand_prologue): * config/mmix/mmix.c (along): update.
3886 (mmix_initial_elimination_offset): update.
3887 (mmix_reorg): update.
3888 (mmix_use_simple_return): update.
3889 (mmix_expand_prologue): update.
3890 (mmix_expand_epilogue): Update.
3891 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3892 (emit_link_insn): Update.
3894 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3896 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3897 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3899 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3902 2008-04-07 Jan Hubicka <jh@suse.cz>
3904 * function.h (rtl): Rename to x_rtl.
3906 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3907 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3908 used_temp_slots avail_temp_slots, temp_slot_level,
3909 nonlocal_goto_handler_labels): Update accesstors.
3910 (rtl): New global variable.
3911 (struct function): Move some fileds to rtl_data.
3912 (get_arg_pointer_save_area): Update prototype.
3913 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3914 get_arg_pointer_save_area.
3915 * expr.c (init_expr): Update
3916 * function.c (get_frame_size): Update
3917 (assign_stack_local): Update
3918 (expand_function_end): Update.
3919 (get_art_pointer_save_area): Update
3921 * emit-rtl.c (rtl): Declare.
3922 (regno_reg_rtx): Declare.
3923 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3925 (gen_reg_rtx): Update.
3926 * varasm.c (n_deferred_constatns): Update accestor.
3927 (init_varasm_status): Do not allocate varasm_status.
3928 (force_const_mem, get_pool_size, output_constant_pool): Update.
3929 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3930 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3931 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3932 * sparc/sparc.h (INIT_EXPANDERS): Update.
3933 * ia64/ia64.h (INIT_EXPANDERS): Update.
3935 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3937 * reload.c (push_secondary_reload): Add missing break to for loop.
3939 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3941 PR middle-end/PR28690
3942 * rtlanal.c: Update copyright years.
3943 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3944 as REG_POINTER and MEM_POINTER operands.
3945 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3946 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3947 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3948 * gcse.c: Update copyright years.
3949 (pre_delete): Call gen_reg_rtx_and_attrs.
3950 (hoist_code): Likewise.
3951 (build_store_vectors): Likewise.
3952 (delete_store): Likewise.
3953 * loop-invariant.c (move_invariant_reg): Likewise.
3954 Update copyright years.
3956 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3958 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3959 control string instead of quoted.
3961 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3963 * doc/rtl.texi: Rewrite of subreg section.
3965 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3968 * config/i386/i386.c (legitimize_pic_address): Add treating
3969 of dllimport SYM_REF's.
3970 (legitimize_dllimport_symbol): Add prototype.
3972 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3974 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3975 reference in constructor with non self-referential type.
3977 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3979 Removal of Return with Depressed Stack Pointer support
3980 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3981 (ECF_SP_DEPRESSED): Likewise.
3982 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3983 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3984 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3985 (expand_call): Do not test ECF_SP_DEPRESSED.
3986 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3987 * function.c (keep_stack_depressed): Delete.
3988 (handle_epilogue_set): Likewise.
3989 (update_epilogue_consts): Likewise.
3990 (emit_equiv_load): Likewise.
3991 (thread_prologue_and_epilogue_insns): Remove support for Return with
3992 Depressed Stack Pointer.
3993 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3995 2008-04-06 Richard Guenther <rguenther@suse.de>
3997 PR tree-optimization/35400
3998 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3999 information from SSA_NAMEs.
4001 2008-04-06 Anatoly Sokolov <aesok@post.ru>
4003 * config/avr/avr.h (avr_mega_p): Remove declaration.
4004 (AVR_MEGA): Remove macro.
4005 * config/avr/avr.c (avr_mega_p): Remove variable.
4006 (avr_override_options): Remove inicializion of avr_mega_p.
4007 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4008 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4009 (avr_jump_mode): (Ditto.).
4010 (avr_output_progmem_section_asm_op): (Ditto.).
4011 (avr_asm_init_sections): (Ditto.).
4012 (avr_asm_init_sections): (Ditto.).
4013 (avr_rtx_costs): (Ditto.).
4014 * config/avr/avr.md: (Ditto.).
4015 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
4018 2008-04-06 Richard Guenther <rguenther@suse.de>
4020 PR tree-optimization/35842
4021 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
4022 is_gimple_invariant_address.
4024 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4026 * gcc.c (default_compilers): Sync Fortran extensions list with
4027 that in fortran/lang-specs.h.
4028 * doc/invoke.texi: Likewise.
4029 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
4030 * dwarf2out.c (gen_compile_unit_die): Likewise.
4032 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
4034 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
4036 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
4039 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
4040 attribute is used for nested functions.
4042 2008-04-05 Jan Hubicka <jh@suse.cz>
4044 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
4046 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
4048 (dump_files): Update.
4049 (enable_rtl_dump_file): Do not accept letter argument.
4050 * tree-pass.h (dump_file_info): Remove letter argument.
4051 * toplev.c (decode_d_option): Update -da handling.
4052 * toplev.h (enable_rtl_dump_file): Update prototype.
4053 * passes.c (register_one_dump_file): Do not accept IPA argument; work
4054 it out based on pass type.
4055 (register_dump_files_1): Likewise.
4056 (init_optimization_passes): Update register_one_dump_file calls.
4057 (execute_one_pass): Sanity check that IPA passes are called at IPA
4058 level and RTL passes at RTL level.
4059 (execute_pass_list): IPA pass can not be after or subpass of
4061 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
4062 disallov RTL subpasses of IPA subpasses.
4064 2008-04-05 Ben Elliston <bje@au.ibm.com>
4066 * tree-cfg.c (need_fake_edge_p): Return false for calls to
4067 builtins that return exactly once and do not throw. Cache call to
4070 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
4072 PR rtl-optimization/34916
4074 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
4075 between instruction pairs.
4077 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
4079 * doc/invoke.texi: Document -mbitops for SH.
4080 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
4081 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
4082 * config/sh/sh.c (print_operand): Add %t operand code.
4083 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
4084 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
4085 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
4086 (extendqihi2): Likewise.
4087 (movqi_i): Likewise.
4088 (insv): Use bset, bclr and bst instructions for SH2A if possible.
4089 (extv): Use bld instruction for SH2A if possible.
4091 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
4092 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
4093 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
4094 (bset.b, bclr.b): Define peepholes.
4095 * config/sh/sh.opt (mbitops): New option.
4097 2008-04-04 Janis Johnson <janis187@us.ibm.com>
4100 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
4101 and view convert expression.
4103 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4106 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4108 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
4110 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
4112 * config/i386/cpuid.h (bit_AES): New.
4113 (bit_PCLMUL): Likewise.
4115 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
4116 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
4117 SSE2 if AES or PCLMUL is enabled.
4118 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
4119 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4120 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
4121 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
4122 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
4123 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
4124 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4125 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
4126 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
4127 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
4128 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
4129 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
4130 __builtin_ia32_aeskeygenassist128 and
4131 __builtin_ia32_pclmulqdq128.
4132 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
4133 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
4134 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
4136 * config/i386/i386.h (TARGET_AES): New.
4137 (TARGET_PCLMUL): Likewise.
4138 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
4140 * config/i386/i386.md (UNSPEC_AESENC): New.
4141 (UNSPEC_AESENCLAST): Likewise.
4142 (UNSPEC_AESDEC): Likewise.
4143 (UNSPEC_AESDECLAST): Likewise.
4144 (UNSPEC_AESIMC): Likewise.
4145 (UNSPEC_AESKEYGENASSIST): Likewise.
4146 (UNSPEC_PCLMUL): Likewise.
4148 * config/i386/i386.opt (maes): New.
4149 (mpclmul): Likewise.
4151 * config/i386/sse.md (aesenc): New pattern.
4152 (aesenclast): Likewise.
4154 (aesdeclast): Likewise.
4156 (aeskeygenassist): Likewise.
4157 (pclmulqdq): Likewise.
4159 * config/i386/wmmintrin.h: New.
4161 * doc/extend.texi: Document AES and PCLMUL built-in function.
4163 * doc/invoke.texi: Document -maes and -mpclmul.
4165 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
4167 * function.c (free_after_parsing): Replace with
4168 cxx_push_function_context from C++ front-end.
4169 (allocate_struct_function): Don't call langhook.
4170 * langhooks.h (struct lang_hooks_for_functions): Delete.
4171 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
4173 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
4174 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
4175 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
4176 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
4177 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
4178 remove LANG_HOOKS_FUNCTION_INITIALIZER.
4179 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
4181 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
4182 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
4184 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4187 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
4190 2008-04-04 Richard Guenther <rguenther@suse.de>
4193 * fold-const.c (optimize_minmax_comparison): Use the correct
4194 type for the constant in the simplified comparison.
4196 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
4198 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
4199 Pass L2 size as "--param l2-cache-size" to the compiler.
4200 (decode_l2_cache): New function to decode L2 cache parameters using
4201 0x8000006 extended cpuid function.
4202 (detect_caches_amd): Determine parameters of L2 cache using
4203 decode_l2_caches function.
4204 (decode_caches_intel): Decode L2 cache parameters.
4205 (detect_caches_intel): Determine L2 cache parameters using
4206 decode_caches_intel and decode_l2_caches functions.
4208 2008-04-03 Bob Wilson <bob.wilson@acm.org>
4210 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
4211 secondary input reload for subword loads from the constant pool.
4213 2008-04-03 Janis Johnson <janis187@us.ibm.com>
4216 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
4217 constants of the appropriate size for runtime calculations.
4220 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
4221 decimal-float literal constant zero.
4223 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4226 * c-parser.c (c_parser_omp_atomic): Call
4227 default_function_array_conversion on the RHS.
4230 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4231 call is_variable_sized if decl has incomplete type.
4233 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4235 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4237 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4239 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4241 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4242 (sgt<u>): Merge sgt and sgtu into new expander.
4243 (sgt, sgtu): Remove expanders.
4244 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4245 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4246 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4247 *sgtu_<mode>_mips16 into new pattern.
4248 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4249 (sge<u>): Merge sge and sgeu into new expander.
4250 (sge, sgeu): Remove expanders.
4251 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4253 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4254 (slt<u>): Merge slt and sltu into new expander.
4255 (slt, sltu): Remove expanders.
4256 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4257 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4258 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4259 *sltu_<mode>_mips16 into new pattern.
4260 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4261 (sle<u>): Merge sle and sleu into new expander.
4262 (sle, sleu): Remove expanders.
4263 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4264 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4265 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4266 *sleu_<mode>_mips16 into new pattern.
4267 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4269 2008-04-03 Jan Hubicka <jh@suse.cz>
4271 PR tree-optimization/35795
4272 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4273 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4274 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4275 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4276 * score/score3.c (score3_output_mi_thunk): Likewise.
4277 * score/score7.c (score7_output_mi_thunk): Likewise.
4278 * mips/mips.c (mips_output_mi_thunk): Likewise.
4280 2008-04-03 Richard Guenther <rguenther@suse.de>
4282 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4283 conversions. Simplify code.
4285 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4287 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4289 2008-04-03 Tom Tromey <tromey@redhat.com>
4290 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4292 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4293 * config/bfin/t-bfin-linux (generated_files): Add
4294 linux-sysroot-suffix.h.
4295 * doc/install.texi (Prerequisites): Require make 3.80.
4296 * doc/sourcebuild.texi (Front End Directory): Document new
4298 * Makefile.in (generated_files): New variable.
4299 (ALL_HOST_OBJS): New variable.
4300 ($(ALL_HOST_OBJS)): New target.
4302 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4304 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4305 (remap_block): Call id->transform_lang_insert_block instead
4307 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4308 Set id.transform_lang_insert_block to NULL.
4309 (clone_body): Move to cp/optimize.c
4310 * tree-inline.h (struct copy_body_data): Change
4311 transform_lang_insert_block to function pointer.
4312 (copy_generic_body, copy_decl_no_change): Export.
4313 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4314 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4315 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4317 * c-tree.h (insert_block): Kill.
4318 * c-decl.c (insert_block): Kill.
4320 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4322 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4323 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4324 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4326 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4327 argument, call {push,pop}_function_context from here.
4328 * c-parser.c: Use c_{push,pop}_function_context.
4330 * function.c (push_function_context_to): Move meat ...
4331 (push_function_context): ... here. Simplify.
4332 * function.c (pop_function_context_from): Move meat ...
4333 (pop_function_context): ... here. Simplify.
4334 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4336 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4337 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4338 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4339 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4341 2008-04-03 Ben Elliston <bje@au.ibm.com>
4343 * expmed.c (extract_force_align_mem_bit_field): Remove.
4345 2008-04-03 Richard Guenther <rguenther@suse.de>
4348 * expr.h (try_casesi): Adjust prototype.
4349 * expr.c (try_casesi): Take fallback label as extra parameter.
4350 Use that for gen_casesi if default_label is NULL.
4351 * stmt.c (expand_case): Pass fallback label to try_casesi,
4352 make sure to fill gaps with a fallback label if default_label
4355 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4358 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4360 2008-04-03 Ben Elliston <bje@au.ibm.com>
4362 * expmed.c (extract_split_bit_field): Remove if (0) code.
4363 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4364 (do_ds_constraint): Likewise.
4366 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4368 * doc/cppopts.texi (-dU): Document.
4369 * c-common.h (flag_dump_macros): Update comment.
4370 * c-opts.c (handle_OPT_d): Handle -dU.
4371 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4372 dump_queued_macros, cb_used_define, cb_used_undef): New.
4373 (init_pp_output): Handle -dU.
4374 (cb_line_change): Call dump_queued_macros.
4375 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4377 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4379 * config/avr/predicates.md (io_address_operand): New predicate.
4380 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4381 * config/avr/avr.c (avr_io_address_p): Remove function.
4382 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4383 'avr_io_address_p' function.
4384 (out_movhi_r_mr): (Ditto.).
4385 (out_movqi_mr_r): (Ditto.).
4386 (out_movhi_mr_r): (Ditto.).
4387 (avr_address_cost): (Ditto.).
4389 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4391 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4392 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4393 in 32bit mode when XMM registers are available to avoid store
4395 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4396 corresponding post-reload splitters.
4398 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4400 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4401 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4402 __builtin_ia32_roundss.
4403 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4404 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4405 __builtin_ia32_roundss.
4406 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4407 IX86_BUILTIN_SHUFPD here.
4409 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4411 * config/i386/i386.md (plogic): New.
4412 (plogicprefix): Likewise.
4414 * config/i386/mmx.md (mmx_<code><mode>3): New.
4415 (mmx_and<mode>3): Removed.
4416 (mmx_ior<mode>3): Likewise.
4417 (mmx_xor<mode>3): Likewise.
4419 * config/i386/sse.md (<code><mode>3): New.
4420 (*<code><mode>3): Likewise.
4421 (*<code><mode>3): Likewise.
4422 (<code><mode>3): Likewise.
4423 (*sse_<code><mode>3): Likewise.
4424 (*sse2_<code><mode>3): Likewise.
4425 (<code>tf3): Likewise.
4426 (*<code>tf3): Likewise.
4427 (and<mode>3): Likewise.
4428 (*and<mode>3): Likewise.
4429 (ior<mode>3): Removed.
4430 (*ior<mode>3): Likewise.
4431 (xor<mode>3): Likewise.
4432 (*xor<mode>3): Likewise.
4433 (*and<mode>3): Likewise.
4434 (*ior<mode>3): Likewise.
4435 (*xor<mode>3): Likewise.
4436 (and<mode>3): Likewise.
4437 (*sse_and<mode>3): Likewise.
4438 (*sse2_and<mode>3): Likewise.
4440 (*andtf3): Likewise.
4441 (ior<mode>3): Likewise.
4442 (*sse_ior<mode>3): Likewise.
4443 (*sse2_ior<mode>3): Likewise.
4445 (*iortf3): Likewise.
4446 (xor<mode>3): Likewise.
4447 (*sse_xor<mode>3): Likewise.
4448 (*sse2_xor<mode>3): Likewise.
4450 (*xortf3): Likewise.
4452 2008-04-02 Richard Guenther <rguenther@suse.de>
4454 PR tree-optimization/14495
4455 PR tree-optimization/34793
4456 * tree-vrp.c (struct switch_update): New structure.
4457 (to_remove_edges, to_update_switch_stmts): New VECs.
4458 (simplify_switch_using_ranges): New function. Remove not taken
4459 case labels and edges.
4460 (simplify_stmt_using_ranges): Call it.
4461 (identify_jump_threads): Mark edges we have queued for removal
4462 so we don't thread them.
4463 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4465 * tree-cfg.c (group_case_labels): Deal with missing default label.
4466 (tree_verify_flow_info): Allow missing default label.
4467 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4468 (emit_case_nodes): Likewise.
4469 (expand_case): Do not rely on the default label to be present.
4470 * expr.c (try_casesi): Deal with NULL default_label.
4471 (do_tablejump): Likewise.
4473 2008-04-02 Richard Guenther <rguenther@suse.de>
4475 PR tree-optimization/14495
4476 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4477 SWITCH_EXPR here ...
4478 (vrp_visit_switch_stmt): ... but here (new function).
4479 (find_case_label_index): New helper function.
4480 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4482 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4484 * fwprop.c: Fix ISO-C99ism.
4486 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4489 * Makefile.in (objdir): Set it here.
4490 * configure.ac: Not here. Find dynamic linker characteristics.
4491 * exec-tool.in: Use them.
4492 * aclocal.m4: Regenerate.
4493 * configure: Regenerate.
4495 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4497 * expr.c (expand_var): Delete it.
4498 * expr.h (expand_var): Delete prototype.
4499 * function.c (expand_function_start): Use expand_decl instead.
4500 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4503 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4505 PR rtl-optimization/35542
4506 * fwprop.c (forward_propagate_and_simplify): Replace
4507 loc_reg_mentioned_in_p with reg_mentioned_p.
4509 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4511 PR rtl-optimization/35281
4512 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4513 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4514 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4515 (varying_mem_p): Move above propagate_rtx.
4516 (all_uses_available_at): Do not check MEMs.
4518 2008-04-02 Rafael Espindola <espindola@google.com>
4520 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4521 (register_edge_assert_for_2): Split the cond argument.
4522 (register_edge_assert_for_1): Adjust for the change in
4523 register_edge_assert_for_2.
4524 (register_edge_assert_for): Split the cond argument.
4525 (find_switch_asserts): Adjust for the change in
4526 register_edge_assert_for.
4528 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4530 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4531 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4532 offsets for 64-bit mingw.
4533 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4534 abi for x86_64-pc-mingw.
4536 2008-04-02 Richard Guenther <rguenther@suse.de>
4538 * tree-vrp.c (extract_range_from_assert): Make sure to not
4539 produce range min/max with TREE_OVERFOW set.
4540 If merging a anti-range and a range keep the anti-range if
4541 the range covers all values of the type.
4542 (register_edge_assert_for_2): Only allow sign-changing
4543 conversions in detecting canonical range checks. Also
4544 register an assert for the unsigned name if useful.
4546 PR tree-optimization/35787
4547 * tree-vrp.c (vrp_val_max): New function.
4548 (vrp_val_min): Likewise.
4549 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4550 (vrp_val_is_min): Likewise.
4551 (supports_overflow_infinity): Use vrp_val_{min,max}.
4552 (negative_overflow_infinity): Likewise.
4553 (positive_overflow_infinity): Likewise.
4554 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4555 (is_positive_overflow_infinity): Likewise.
4556 (is_overflow_infinity): Likewise.
4557 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4558 vrp_val_is_{min,max}.
4559 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4560 to ranges if possible. Avoid empty ranges.
4562 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4565 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4566 the expression is a function address.
4568 2008-04-01 George Helffrich <george@gcc.gnu.org>
4570 PR fortran/35154, fortran/23057
4571 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4572 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4573 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4574 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4576 (dbxout_syms): Check for COMMON-based symbol and wrap in
4577 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4578 in bracket for efficiency.
4580 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4581 using DW_TAG_common_block + member offset.
4582 (add_pubname_string): New function.
4583 (dw_expand_expr): New function to find block name and offset for
4585 (common_check): New function to check whether symbol in Fortran COMMON.
4586 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4588 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4591 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4593 2008-04-02 Ben Elliston <bje@au.ibm.com>
4595 * config/v850/v850.md (casesi): Remove if (0) code.
4596 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4597 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4599 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4601 * config/i386/i386.md (rex64suffix): New mode attribute.
4602 (floathi<mode>2): Disable expander for SSE math.
4603 (*floathi<mode>2_1): New insn insn_and_split pattern.
4604 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4605 corresponding post-reload splitters.
4606 (*floathi<mode>2_i387): New macroized insn pattern.
4607 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4608 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4609 insn_and_split pattern.
4610 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4611 New macroized instruction patterns and corresponding post-reload
4613 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4614 and corresponding post-reload splitters.
4615 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4616 New macroized instruction patterns.
4617 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4618 macroized instruction patterns and corresponding post-reload splitters.
4619 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4620 corresponding post-reload splitters.
4621 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4622 New macroized instruction patterns.
4623 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4624 corresponding post-reload splitters.
4625 (*floatsi<mode>2_i387): New macroized instruction patterns.
4627 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4629 * config/i386/i386.md (smaxmin): New.
4630 (umaxmin): Likewise.
4631 (maxminiprefix): Likewise.
4632 (maxminfprefix): Likewise.
4633 (<code><mode>3): Likewise.
4634 (smin<mode>3): Removed.
4635 (smax<mode>3): Likewise.
4637 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4638 (mmx_<code>v4hi3): Likewise.
4639 (mmx_<code>v8qi3): Likewise.
4640 (mmx_smaxv2sf3): Removed.
4641 (mmx_sminv2sf3): Likewise.
4642 (mmx_umaxv8qi3): Likewise.
4643 (mmx_smaxv4hi3): Likewise.
4644 (mmx_uminv8qi3): Likewise.
4645 (mmx_sminv4hi3): Likewise.
4647 * config/i386/sse.md (<addsub><mode>3): New.
4648 (*<addsub><mode>3): Likewise.
4649 (<sse>_vm<addsub><mode>3): Likewise.
4650 (<maxmin><mode>3): Likewise.
4651 (*<maxmin><mode>3_finite): Likewise.
4652 (*<maxmin><mode>3): Likewise.
4653 (<sse>_vm<maxmin><mode>3): Likewise.
4654 (sse3_h<addsub>v4sf3): Likewise.
4655 (sse3_h<addsub>v2df3): Likewise.
4656 (<maxmin>v16qi3): Likewise.
4657 (*<maxmin>v16qi3): Likewise.
4658 (<maxmin>v8hi3): Likewise.
4659 (*<maxmin>v8hi3): Likewise.
4660 (*sse4_1_<maxmin><mode>3): Likewise.
4661 (*sse4_1_<maxmin><mode>3): Likewise.
4662 (add<mode>3): Removed.
4663 (*add<mode>3): Likewise.
4664 (<sse>_vmadd<mode>3): Likewise.
4665 (sub<mode>3): Likewise.
4666 (*sub<mode>3): Likewise.
4667 (<sse>_vmsub<mode>3): Likewise.
4668 (smin<mode>3): Likewise.
4669 (*smin<mode>3_finite): Likewise.
4670 (*smin<mode>3): Likewise.
4671 (<sse>_vmsmin<mode>3): Likewise.
4672 (smax<mode>3): Likewise.
4673 (*smax<mode>3_finite): Likewise.
4674 (*smax<mode>3): Likewise.
4675 (<sse>_vmsmax<mode>3): Likewise.
4676 (sse3_haddv4sf3): Likewise.
4677 (sse3_haddv2df3): Likewise.
4678 (sse3_hsubv4sf3): Likewise.
4679 (sse3_hsubv2df3): Likewise.
4680 (umaxv16qi3): Likewise.
4681 (*umaxv16qi3): Likewise.
4682 (smaxv8hi3): Likewise.
4683 (*smaxv8hi3): Likewise.
4684 (*sse4_1_smax<mode>3): Likewise.
4685 (*sse4_1_umax<mode>3): Likewise.
4686 (uminv16qi3): Likewise.
4687 (*uminv16qi3): Likewise.
4688 (sminv8hi3): Likewise.
4689 (*sminv8hi3): Likewise.
4690 (*sse4_1_smin<mode>3): Likewise.
4691 (*sse4_1_umin<mode>3): Likewise.
4693 2008-04-01 Rafael Espindola <espindola@google.com>
4695 * tree-cfg.c (verify_expr): remove in_phi.
4696 (verify_stmt): Don't call walk_tree with verify_expr. Use
4697 is_gimple_min_invariant instead of is_gimple_val.
4699 2008-04-01 Joseph Myers <joseph@codesourcery.com>
4701 * doc/include/gpl_v3.texi: Update for manpage generation.
4702 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
4704 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
4705 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
4706 gpl_v3.texi instead of gpl.texi.
4709 2008-04-01 Jakub Jelinek <jakub@redhat.com>
4712 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
4714 2008-04-01 Rafael Espindola <espindola@google.com>
4716 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
4717 (extract_code_and_val_from_cond): Use
4718 extract_code_and_val_from_cond_with_ops.
4720 2008-04-01 Jan Hubicka <jh@suse.cz>
4722 * function.c (free_after_compilation): Free epilogue_delay_list.
4723 (prepare_function_start): Assert that previous compilation was freed.
4725 2008-04-01 Jan Hubicka <jh@suse.cz>
4726 Jim Wilson <wilson@tuliptree.org>
4727 Andreas Tobler <andreast@gcc.gnu.org>
4730 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4731 rtl.emit instead cfun->emit.
4732 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4733 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4735 2008-04-01 Ben Elliston <bje@au.ibm.com>
4737 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4739 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4741 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4743 (fprofile-use): Add var flag_profile_use
4744 * coverage.c (coverage_begin_output): Do not open a gcno file for
4745 output only if -ftest-coverage is set.
4746 Do not add getpwd() to gcda file path.
4747 (build_gcov_info): Check the new flag
4748 flag_profile_datafile_relative_path.
4749 (coverage_init): Use profile_data_prefix.
4750 Read profile counter only if flag_profile_use is set.
4751 * opts.c (common_handle_option): New option fprofile-use=,
4752 fprofile-dir=, fprofile-generate=.
4753 * toplev.c (profile_data_prefix): New variable definition.
4754 * toplev.h (profile_data_prefix): New declaration.
4755 * doc/invoke.tex (Option Summary, Optimization Options):
4758 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4760 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4761 use tmp consistently.
4764 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4765 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4766 UNSPEC_FR_RECIP_APPROX_RES.
4767 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4769 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4772 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4774 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4777 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4778 element of the vector via a pointer.
4780 2008-03-31 Ian Lance Taylor <iant@google.com>
4782 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4784 2008-03-31 Jan Hubicka <jh@suse.cz>
4786 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4787 get_arg_pointer_save_area.
4788 * expr.c (init_expr): Just clear out rtl.expr.
4789 * function.c (free_after_compilation): Clear out whole RTL structure.
4790 (get_func_frame_size): Merge into ...
4791 (get_frame_size): ... this one.
4792 (assign_stack_local_1): Merge into ...
4793 (assign_stack_local): ... this one.
4794 (expand_function_end): Update call of get_arg_pointer_save_area.
4795 (get_art_pointer_save_area): Remove cfun argument.
4796 * function.h (emit_status): regno_pointer_align does not need length
4797 attribute. Move x_regno_reg_rtx to ...
4798 (regno_reg_rtx): ... new global array.
4799 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4800 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4801 apply_args_value, forced_labels, stack_pointer_delta):
4803 (struct varasm_status): Move here from varasm.c
4804 (struct rtl_data): New. Move here some fields from struct function.
4805 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4806 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4807 used_temp_slots avail_temp_slots, temp_slot_level,
4808 nonlocal_goto_handler_labels): Update accesstors.
4809 (rtl): New global variable.
4810 (struct function): Move some fileds to rtl_data.
4811 (get_arg_pointer_save_area): Update prototype.
4812 * emit-rtl.c (rtl): Declare.
4813 (regno_reg_rtx): Declare.
4814 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4816 (gen_reg_rtx): Update.
4817 (init_virtual_regs): Do not tate emit_status argument.
4818 (init_emit): Do not allocate emit.
4819 * varasm.c (varasm_statuc): Move to function.h.
4820 (n_deferred_constatns): Update accestor.
4821 (init_varasm_status): Do not allocate varasm_status.
4822 (force_const_mem, get_pool_size, output_constant_pool): Update.
4823 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4824 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4826 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4828 PR rtl-optimization/35729
4829 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4832 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4835 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4836 load/store if memory is unaligned.
4837 (*movti_rex64): Likewise.
4839 * config/i386/predicates.md (misaligned_operand): New.
4841 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4844 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4847 2008-03-31 Jan Beulich <jbeulich@novell.com>
4849 * config/ia64/constraints.md: Add 'j' constraint.
4850 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4851 (movdi_internal): Likewise.
4853 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4856 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4858 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4861 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4862 proper error message for the third argument on blendpd and
4865 * config/i386/sse.md (blendbits): New.
4866 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4868 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4870 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4872 2008-03-30 Richard Guenther <rguenther@suse.de>
4875 * fold-const.c (fold_sign_changed_comparison): Do leave
4876 conversions to base-types alone.
4878 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4880 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4881 the link register if one altivec register is be saved.
4883 2008-03-30 Ben Elliston <bje@au.ibm.com>
4885 * final.c (final_scan_insn): Remove if (0) code.
4887 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4889 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4891 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4893 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4894 of V4SFmode to ix86_binary_operator_ok.
4896 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4898 * config/i386/i386.c (override_options): Initialize
4899 ix86_veclib_handler to ix86_veclibabi_svml when
4900 -mveclibabi=svml is used.
4901 (ix86_veclibabi_svml): New function for SVML ABI style
4902 vectorization support.
4903 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4905 2008-03-28 Rafael Espindola <espindola@google.com>
4907 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4908 (tree_binary_nonnegative_warnv_p): Make it public.
4909 (tree_single_nonnegative_warnv_p): Make it public.
4910 (tree_invalid_nonnegative_warnv_p): Make it public.
4911 (tree_unary_nonzero_warnv_p): Make it public.
4912 (tree_binary_nonzero_warnv_p): Make it public
4913 (tree_single_nonzero_warnv_p): Make it public.
4914 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4915 (extract_range_from_binary_expr): Split the expr argument.
4916 (extract_range_from_unary_expr): Split the expr argument.
4917 (extract_range_from_comparison): Split the expr argument.
4918 (extract_range_from_expr): Use the new aux functions.
4919 (vrp_evaluate_conditional_warnv): Use
4920 vrp_evaluate_conditional_warnv_with_ops.
4921 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4922 (tree_binary_nonzero_warnv_p): Declare.
4923 (tree_single_nonzero_warnv_p): Declare.
4924 (tree_expr_nonzero_warnv_p): Declare.
4925 (tree_unary_nonnegative_warnv_p): Declare.
4926 (tree_binary_nonnegative_warnv_p): Declare.
4927 (tree_single_nonnegative_warnv_p): Declare.
4928 (tree_invalid_nonnegative_warnv_p): Declare.
4930 2008-03-28 Richard Guenther <rguenther@suse.de>
4932 PR tree-optimization/30317
4933 PR tree-optimization/30911
4934 PR tree-optimization/34793
4935 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4936 (struct assert_locus_d): New member EXPR.
4937 (register_new_assert_for): Add EXPR parameter to support
4938 ASSERT_EXPR <name, expr OP limit>.
4939 (register_edge_assert_for_1): Adjust callers.
4940 (find_assert_locations): Likewise.
4941 (process_assert_insertions_for): Build condition from expression.
4942 (extract_range_from_assert): Handle ASSERT_EXPRs
4943 of the form ASSERT_EXPR <name, expr OP limit>.
4944 (register_edge_assert_for_2): New helper registering
4945 asserts for comparisons. Recognize range tests of the form
4946 (unsigned)i - CST1 OP CST2.
4947 (register_edge_assert_for_1): Use it.
4948 (register_edge_assert_for): Likewise.
4949 (needs_overflow_infinity): Integer sub-types
4950 do not need overflow infinities.
4951 (vrp_val_is_max): The extreme values of integer sub-types
4952 are those of the base type.
4953 (vrp_val_is_min): Likewise.
4954 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4957 2008-03-28 Nick Clifton <nickc@redhat.com>
4960 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4961 Return GENERAL_REGS for stack adjustment reloads.
4963 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4966 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4967 const_vector when all the vectors are constant.
4969 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4971 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4973 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4974 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4976 (s<code>_sf): Use new scc_sf attribute for opcode names.
4978 2008-03-27 Tom Tromey <tromey@redhat.com>
4980 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4981 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4982 config/spu/t-spu-elf, config/i386/t-interix,
4983 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4984 config/i386/x-darwin, config/i386/x-mingw32,
4985 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4986 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4987 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4988 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4989 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4990 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4991 config/score/t-score-elf, config/arm/t-strongarm-pe,
4992 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4993 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4994 Revert automatic dependency patch.
4996 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4999 * config/i386/i386.c (ix86_function_arg_boundary): Align
5000 decimal floating point to its natural boundary.
5002 2008-03-27 Richard Guenther <rguenther@suse.de>
5005 * fold-const.c (fold_comparison): Restrict distinct decl
5006 comparison folding to VAR_DECLs and PARM_DECLs. Do not
5007 solely rely on operand_equal_p.
5009 2008-03-27 Richard Guenther <rguenther@suse.de>
5012 * c-common.c (handle_weak_attribute): Reject combination of
5015 2008-03-27 Richard Guenther <rguenther@suse.de>
5017 PR tree-optimization/32810
5018 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
5019 conversions from DECL_INITIAL.
5020 (fold_const_aggregate_ref): Likewise from constructor elements.
5022 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
5024 * tree-affine.h (aff_combination_expand): Declare.
5025 (get_inner_reference_aff): Likewise.
5026 * tree-affine.c (aff_combination_expand): Split out from
5027 tree_to_aff_combination_expand.
5028 (get_inner_reference_aff): New function.
5029 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
5030 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
5031 (struct lim_aux_data): sm_done field removed.
5032 (mem_ref_loc_p, mem_ref_locs_p): New types.
5033 (struct mem_ref): Added id, stored, accesses_in_loop,
5034 indep_loop, dep_loop, indep_ref, dep_ref fields.
5035 Removed is_stored, locs and next fields.
5036 (memory_accesses): New variable.
5037 (movement_possibility): Do not allow moving statements
5038 that store to memory.
5039 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
5041 (determine_max_movement): For statements with memory references,
5042 find the outermost loop in that the reference is independent.
5043 (move_computations_stmt): Mark the virtual operands for renaming.
5044 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
5045 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
5046 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
5047 add_vop_ref_mapping, create_vop_ref_mapping_loop,
5048 create_vop_ref_mapping, analyze_memory_references,
5049 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
5050 get_all_locs_in_loop, ref_always_accessed_p,
5051 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
5052 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
5053 store_motion_loop, store_motion): New functions.
5054 (struct vop_to_refs_elt): New type.
5055 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
5056 memref_hash, memref_eq, hoist_memory_references): Rewritten.
5057 (schedule_sm): Replaced by...
5058 (execute_sm): ... this.
5059 (determine_lsm_ref, hoist_memory_references,
5060 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
5061 find_more_ref_vops, free_mem_ref, free_mem_refs,
5062 determine_lsm_loop, determine_lsm): Removed.
5063 (tree_ssa_lim_finalize): Free data structures used by store motion.
5064 (tree_ssa_lim): Call analyze_memory_references. Use
5065 store_motion instead of determine_lsm.
5067 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5069 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
5070 rename tmake_file to m68hc11/t-m68hc11.
5071 (mcore): Set inhibit_libc to true.
5072 * config.host (alpha*-dec-*vms*): Set extra_programs.
5073 (interix3*): Don't use host_xmake_file.
5074 * configure.ac: Let config.gcc override inhibit_libc.
5075 * configure: Regenerate.
5077 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
5078 * config/t-openbsd-thread: Remove commented out lines.
5080 * config/x-interix: Remove.
5082 * config/m68hc11/t-m68hc11-gas: Rename to...
5083 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
5085 * config/mcore/t-mcore: Remove T_CFLAGS.
5086 * config/mcore/t-mcore-pe: Likewise.
5088 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5090 * configure.ac: Replace custom __GNU_SOURCE test with
5091 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
5092 * aclocal.m4: Regenerate.
5093 * configure: Regenerate.
5094 * config.in: Regenerate.
5096 2008-03-27 Richard Guenther <rguenther@suse.de>
5098 * fold-const.c (target.h): Include.
5099 (fold_comparison): Fold comparison of addresses of decls
5100 that bind locally or of constants. Consolidate address folding code.
5101 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
5102 results from fold_binary_to_constant.
5103 (compare_values_warnv): Likewise.
5105 2008-03-27 Andrew Pinski <pinskia@gmail.com>
5108 * fold-const.c (fold_truthop): Check for integeral types when folding
5109 a == 0 && b == 0 and a != 0 || b != 0 .
5111 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
5113 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
5115 2008-03-26 Andreas Schwab <schwab@suse.de>
5117 * doc/invoke.texi: Fix use of @item vs. @itemx.
5119 2008-03-26 Tom Tromey <tromey@redhat.com>
5121 * Makefile.in (build/gensupport.o, build/print-rtl.o,
5122 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
5123 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
5124 build/gencodes.o, build/genconditions.o, build/genconfig.o,
5125 build/genconstants.o, build/genemit.o, build/genextract.o,
5126 build/genflags.o, build/genmddeps.o, build/genopinit.o,
5127 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
5130 2008-03-26 Richard Guenther <rguenther@suse.de>
5133 2008-03-26 Richard Guenther <rguenther@suse.de>
5135 * fold-const.c (target.h): Include.
5136 (fold_comparison): Fold comparison of addresses of two decls
5137 that bind locally. Consolidate address folding code.
5139 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5141 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
5142 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
5143 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
5144 dconstsqrt2, dconstthird, dconste and/or dconst10.
5145 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
5146 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
5147 dconstsqrt2, dconste): Delete.
5148 (init_emit_once): Likewise. Simplify initializing dconstm1.
5150 * real.c (get_real_const): New.
5151 * real.h (dconst3, dconst10, dconstm2, dconstthird,
5152 dconstsqrt2, dconste): Delete.
5153 (real_value_const, get_real_const): New.
5155 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
5157 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
5159 * config/i386/i386.c (ix86_function_arg_boundary): Check
5160 BIGGEST_ALIGNMENT instead of 128.
5161 (setup_incoming_varargs_64): Likewise.
5163 2008-03-26 Tom Tromey <tromey@redhat.com>
5165 * Makefile.in (DEPFILES): Add missing '/'.
5167 2008-03-26 Richard Guenther <rguenther@suse.de>
5169 * fold-const.c (target.h): Include.
5170 (fold_comparison): Fold comparison of addresses of two decls
5171 that bind locally. Consolidate address folding code.
5173 2008-03-26 Nick Clifton <nickc@redhat.com>
5176 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
5177 not allow INT+INT as a legitimate addressing mode.
5179 2008-03-26 Richard Guenther <rguenther@suse.de>
5181 * tree-flow.h (widen_bitfield): Remove declaration.
5182 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
5183 (widen_bitfield): Remove function.
5184 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
5187 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5190 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
5193 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
5195 PR rtl-optimization/35232
5196 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
5197 (forget_old_reloads_1, forget_marked_reloads): Don't clear
5198 reg_reloaded_call_part_clobbered here.
5199 (reload_regs_reach_end_p): New function.
5200 (reload_reg_rtx_for_input): New variable.
5201 (reload_reg_rtx_for_output): Likewise.
5202 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
5203 when reassigning a pseudo register. Load reloadreg from
5204 reload_reg_rtx_for_input, moving the mode and register
5206 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
5207 instead of the original when deciding whether an input reload
5208 would be a no-op or whether an output reload can be deleted.
5209 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
5210 when setting up new_spill_reg_store. Load it from
5211 reload_reg_rtx_for_output, moving the mode and register
5213 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
5214 instead of the original when deciding whether an output reload
5215 would be a no-op. Do the same when modifying insn notes.
5216 Use rtx_equal_p instead of == to compare the registers.
5217 (inherit_piecemeal_p): Take a mode and two register numbers
5219 (emit_reload_insns): Clear new_spill_reg_store for every hard
5220 register in the reload register. Remove spill registers
5221 from reg_reloaded_valid before considering whether to record
5222 inheritance information for them. Use reload_reg_rtx_for_output
5223 instead of reg_rtx when recording output reloads. Use
5224 reload_reg_rtx_for_input instead of reg_rtx when recording
5225 input reloads. Set or clear reg_reloaded_call_part_clobbered
5226 at the same time as setting reg_reloaded_valid.
5227 (delete_output_reload): Add a new_reload_reg parameter and use it
5228 instead of rld[j].reg_rtx.
5229 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5232 2008-03-25 Tom Tromey <tromey@redhat.com>
5234 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5235 (build/genattr.o): Likewise.
5236 (build/genattrtab.o): Likewise.
5237 (build/gencodes.o): Likewise.
5238 (build/genconfig.o): Likewise.
5239 (build/genconstants.o): Likewise.
5240 (build/genemit.o): Likewise.
5241 (build/genextract.o): Likewise.
5242 (build/genflags.o): Likewise.
5244 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5246 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5247 instead of size_int for integer types.
5248 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5249 to match type of MINUS_EXPR.
5251 2008-03-25 Tom Tromey <tromey@redhat.com>
5253 * configure: Rebuilt.
5254 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5257 2008-03-25 Tom Tromey <tromey@redhat.com>
5259 * config/x-solaris (host-solaris.o): Update.
5260 * config/x-linux (host-linux.o): Update.
5261 * config/x-hpux (host-hpux.o): Update.
5262 * config/x-darwin (host-darwin.o): Update.
5263 * config/v850/t-v850e (v850-c.o): Update.
5264 * config/v850/t-v850 (v850-c.o): Update.
5265 * config/t-vxworks (vxworks.o): Update.
5266 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5267 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5268 * config/spu/t-spu-elf (spu-c.o): Update.
5270 * config/sh/t-symbian (sh-c.o): Update.
5271 (symbian.o): Update.
5272 * config/sh/t-sh (sh-c.o): Update.
5273 * config/score/t-score-elf (score7.o, score3.o): Update.
5274 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5275 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5276 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5277 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5279 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5280 * config/m32c/t-m32c (m32c-pragma.o): Update.
5281 * config/ia64/t-ia64 (ia64-c.o): Update.
5282 * config/i386/x-mingw32 (host-mingw32.o): Update.
5283 * config/i386/x-i386 (driver-i386.o): Update.
5284 * config/i386/x-darwin (host-i386-darwin.o): Update.
5285 * config/i386/x-cygwin (host-cygwin.o): Update.
5286 * config/i386/t-nwld (nwld.o): Update.
5287 * config/i386/t-netware (netware.o): Update.
5288 * config/i386/t-interix (winnt.o): Update.
5289 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5290 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5291 msformat-c.o): Update.
5292 * config/bfin/t-bfin-linux (generated_files): Add
5293 linux-sysroot-suffix.h.
5294 * config/arm/t-wince-pe (pe.o): Update.
5295 * config/arm/t-strongarm-pe (pe.o): Update.
5296 * config/arm/t-pe (pe.o): Update.
5297 * config/arm/t-arm (arm-c.o): Update.
5298 * doc/install.texi (Prerequisites): Require make 3.80.
5299 * Makefile.in: Remove .o targets.
5300 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5301 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5302 (simple_generated_h, simple_generated_c): Move earlier.
5303 (generated_files): New variable.
5304 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5305 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5306 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5307 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5308 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5309 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5310 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5311 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5312 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5313 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5314 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5315 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5317 (COMPILE.base, COMPILE): New variables.
5318 (%.o): New pattern rule.
5319 (ALL_HOST_OBJS): New variable.
5320 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5321 (dummy-checksum.o, cc1-checksum.o): Remove.
5322 (DRIVER_SHLIB): New variable.
5323 (DRIVER_DEFINES): Use it.
5324 (gencondmd.c): Move out of build/.
5325 (s-conditions): Update.
5326 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5327 (ALL_BUILD_OBJS): Likewise.
5328 (build/%.o): Use BUILDCOMPILE.
5329 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5330 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5331 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5332 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5333 build/genconfig.o, build/genconstants.o, build/genemit.o,
5334 build/genextract.o, build/genflags.o, build/genmddeps.o,
5335 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5336 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5337 build/gen-protos.o, build/scan.o, build/fix-header.o,
5338 build/scan-decls.o): Simplify.
5339 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5340 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5341 prefix.o, toplev.o): Reduce to variable setting.
5342 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5343 ($(out_object_file), gcc-options.o): New targets.
5344 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5345 * configure: Rebuilt.
5346 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5347 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5349 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5351 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5352 complain when we hit an error, return ERROR_MARK_NODE.
5354 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5356 * config/sh/constraints.md (Pso, Psz): New constraints.
5357 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5358 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5360 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5362 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5363 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5365 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5367 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5368 (prefetch_sh2a): New.
5370 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5371 Naveen.H.S <naveen.hs@kpitcummins.com>
5373 * config/sh/constraints.md (I28): New constraint.
5374 * config/sh/sh.c (broken_move): Add support for movi20s.
5375 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5377 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5378 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5379 Naveen.H.S <naveen.hs@kpitcummins.com>
5381 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5382 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5383 (print_operand): Handle resbank in %@ operand code.
5384 (sh_encode_section_info): New.
5385 (push_regs): Add conditions for resbank.
5386 (sh_expand_epilogue): Likewise.
5387 (sh_insert_attributes): Likewise.
5388 (sh_attribute_table): Likewise.
5389 (sh_handle_resbank_handler_attribute): New.
5390 (sh2a_handle_function_vector_handler_attribute): New.
5391 (sh2a_is_function_vector_call): New.
5392 (sh2a_get_function_vector_number): New.
5393 (sh2a_function_vector_p): New.
5394 (sh_cfun_resbank_handler_p): New.
5395 * config/sh/sh.md (calli): Emit jsr/n if possible.
5396 (calli_tbr_rel): New.
5397 (calli_pcrel): Emit jsr/n if possible.
5398 (return_i): Emit rts/n if possible.
5399 (call_valuei_tbr_rel): New.
5400 (call_valuei_pcrel): Add condition for SH2A target.
5401 (call_value): Likewise.
5402 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5403 (sh2a_get_function_vector_number): Likewise.
5404 (sh2a_is_function_vector_call): Likewise.
5405 * doc/extend.texi: Document TBR relative addressing of SH2A.
5406 (resbank): Add description for SH2A.
5408 2008-03-24 Richard Guenther <rguenther@suse.de>
5411 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5412 pointer assignments change conversions according to middle-end rules.
5413 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5414 * configure.ac: Include type checking in yes.
5415 * configure: Regenerate.
5417 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5419 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5420 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5422 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5424 * gthr-vxworks.h (UNUSED): Define.
5426 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5428 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5430 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5432 * doc/extend.texi (Function Attributes): Add missing comma in the
5433 example of the "alloc_size" attribute.
5435 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5438 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5440 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5443 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5446 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5447 of the underlying type of a MS bitfield layout to the natural
5448 alignment of the type.
5450 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5452 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5453 to their natural alignment to avoid store forwarding stalls.
5455 2008-03-22 Richard Guenther <rguenther@suse.de>
5457 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5458 For PHI nodes verify the address is invariant.
5459 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5460 (get_symbol_constant_value): Use is_gimple_min_invariant.
5461 (maybe_fold_stmt_indirect): Likewise.
5463 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5465 PR rtl-optimization/33927
5466 * Makefile.in (dse.o): Depend on $(TM_P_H).
5467 * expr.h (extract_low_bits): Declare.
5468 * expmed.c (extract_low_bits): New function.
5469 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5470 * dse.c: Include tm_p.h.
5471 (find_shift_sequence): Remove the read_reg argument and return the
5472 read value. Emit the instructions instead of returning them.
5473 Iterate on new_mode rather than calculating it each time.
5474 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5475 source to NEW_MODE and extract_low_bits to convert the shifted
5477 (replace_read): Allow the load and store to have different mode
5478 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5479 or extraction instructions before trying the replacement. Update
5480 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5482 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5484 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5485 to their natural alignment to avoid store forwarding stalls.
5487 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5490 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5491 encouraging but not allowing gprs for input;
5492 change the input constraint to !f#r.
5493 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5495 change the output constraint to !f#r.
5497 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5500 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5501 corresponding post-reload splitters.
5502 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5503 when x87 FP math is selected.
5504 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5505 New function prototype.
5506 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5507 unreachable function to ease macroization of insn patterns.
5509 2008-03-21 Martin Jambor <mjambor@suse.cz>
5511 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5512 reference dumps if ddr is NULL or dependence is unknown.
5514 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5516 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5517 unsigned extension into account.
5518 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5519 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5520 Do computations on a scratch register.
5522 2008-03-21 Richard Guenther <rguenther@suse.de>
5524 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5525 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5526 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5527 * tree-ssa-dom.c (record_equality): Likewise.
5528 * tree-inline.c (copy_body_r): Likewise.
5529 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5532 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5534 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5535 as 'delete_unused' argument.
5537 2008-03-20 Richard Guenther <rguenther@suse.de>
5539 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5540 special casing of constant qualifiers.
5541 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5542 care about them in general.
5543 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5544 regardless of their type.
5545 (fold_stmt_r): Forcefully fold *& if we end up with that.
5547 2008-03-20 Paul Brook <paul@codesourcery.com>
5549 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5550 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5552 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5554 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5555 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5557 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5559 * common.opt (Wmudflap): New option.
5560 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5561 (mx_register_decls): Likewise.
5562 (mudflap_finish_file): Likewise.
5563 * doc/invoke.texi: Document -Wno-mudflap.
5565 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5567 * c-format.c (replace_format_name_to_system_name): New.
5569 (convert_format_name_to_system_name): New.
5570 (decode_format_attr): Add use of convert_format_name_to_system_name.
5571 (format_types_orig): Add gnu_ prefix to names.
5572 (check_format_info_main): Special treating of \0 escaped names for
5573 supporting multi-character format specifiers as I32, I64.
5574 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5575 (gnu_target_overrides_format_attributes): New.
5576 * c-format.h: Add structure target_ovr_attr to hold
5577 system specific formatter names.
5578 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5579 msformat-c.o file to c_target_objs and cxx_target_objs.
5580 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5581 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5582 (TARGET_N_FORMAT_TYPES): New.
5583 * config/i386/msformat-c.c: New.
5584 * config/i386/t-cygming: Add build rule for msformat-c.o.
5585 * doc/extend.texi: Add new format names gnu_* and ms_* and
5587 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5589 2008-03-20 Ira Rosen <irar@il.ibm.com>
5591 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5592 optimizations turned on under -O3.
5593 (ftree-vectorize): Add that the flag is turned on with -O3.
5595 2008-03-20 Ben Elliston <bje@au.ibm.com>
5597 * regmove.c (try_auto_increment): Fix spelling error in comment.
5598 * final.c (final_scan_insn): Likewise.
5600 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5603 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5604 allocator preferences for "y" and "r" class registers.
5605 ("*mov<mode>_internal"): Ditto.
5606 ("*movv2sf_internal_rex64"): Ditto.
5607 ("*movv2sf_internal"): Ditto.
5609 2008-03-19 Michael Matz <matz@suse.de>
5612 * calls.c (expand_call): Check overlap of arguments with call
5613 address for sibcalls.
5615 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5618 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5619 of the underlying type of a MS bitfield layout to the natural
5620 alignment of the type.
5622 2008-03-19 Jan Hubicka <jh@suse.cz>
5625 * toplev.c (decode_d_option): Handle all CPP flags.
5626 * tree-vrp.c: Update tree_pass descriptors.
5627 * regrename.c: Update tree_pass descriptors.
5628 * fwprop.c: Update tree_pass descriptors.
5629 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5630 * tree-into-ssa.c: Update tree_pass descriptors.
5631 * tree-dump.c: Update tree_pass descriptors.
5632 * tree-complex.c: Update tree_pass descriptors.
5633 * tree-dump.h: Update tree_pass descriptors.
5634 * see.c: Update tree_pass descriptors.
5635 * cgraphbuild.c: Update tree_pass descriptors.
5636 * tracer.c: Update tree_pass descriptors.
5637 * tree-loop-distribution.c: Update tree_pass descriptors.
5638 * cgraph.c: Update tree_pass descriptors.
5639 * postreload-gcse.c: Update tree_pass descriptors.
5640 * postreload.c: Update tree_pass descriptors.
5641 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5642 * tree-tailcall.c: Update tree_pass descriptors.
5643 * tree-pass.h (tree_opt_pass): Rename to ...
5644 (opt_pass) ... this one; add "type" field and remove letter field.
5645 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5646 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5647 all_lowering_passes): Update declaration.
5648 * ipa-cp.c: Update tree_pass descriptors.
5649 * final.c: Update tree_pass descriptors.
5650 * omp-low.c: Update tree_pass descriptors.
5651 * tree-ssa-dse.c: Update tree_pass descriptors.
5652 * ipa-reference.c: Update tree_pass descriptors.
5653 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5654 * auto-inc-dec.c: Update tree_pass descriptors.
5655 * reorg.c: Update tree_pass descriptors.
5656 * cgraphunit.c: Update tree_pass descriptors.
5657 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5658 * tree-ssa-ccp.c: Update tree_pass descriptors.
5659 * df-core.c: Update tree_pass descriptors.
5660 * mode-switching.c: Update tree_pass descriptors.
5661 * tree-nomudflap.c: Update tree_pass descriptors.
5662 * modulo-sched.c: Update tree_pass descriptors.
5663 * ipa-pure-const.c: Update tree_pass descriptors.
5664 * cse.c: Update tree_pass descriptors.
5665 * web.c: Update tree_pass descriptors.
5666 * tree-stdarg.c: Update tree_pass descriptors.
5667 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5668 * tree-ssa-dom.c: Update tree_pass descriptors.
5669 * tree-nrv.c: Update tree_pass descriptors.
5670 * tree-ssa-alias.c: Update tree_pass descriptors.
5671 * loop-init.c: Update tree_pass descriptors.
5672 * gimple-low.c: Update tree_pass descriptors.
5673 * ipa-inline.c: Update tree_pass descriptors.
5674 * tree-ssa-sink.c: Update tree_pass descriptors.
5675 * global.c: Update tree_pass descriptors.
5676 * ifcvt.c: Update tree_pass descriptors.
5677 * jump.c: Update tree_pass descriptors.
5678 * predict.c: Update tree_pass descriptors.
5679 * tree-ssa-loop.c: Update tree_pass descriptors.
5680 * recog.c: Update tree_pass descriptors.
5681 * dse.c: Update tree_pass descriptors.
5682 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5683 * tree-eh.c: Update tree_pass descriptors.
5684 * regmove.c: Update tree_pass descriptors.
5686 * function.c: Update tree_pass descriptors.
5687 * tree-vectorizer.c: Update tree_pass descriptors.
5688 * gcse.c: Update tree_pass descriptors.
5689 * ipa-type-escape.c: Update tree_pass descriptors.
5690 * tree-if-conv.c: Update tree_pass descriptors.
5691 * init-regs.c: Update tree_pass descriptors.
5692 * ipa.c: Update tree_pass descriptors.
5693 * tree-ssa-phiopt.c: Update tree_pass descriptors.
5694 * rtl-factoring.c: Update tree_pass descriptors.
5695 * lower-subreg.c: Update tree_pass descriptors.
5696 * bt-load.c: Update tree_pass descriptors.
5697 * tree-dfa.c: Update tree_pass descriptors.
5698 * except.c: Update tree_pass descriptors.
5699 * emit-rtl.c: Update tree_pass descriptors.
5700 * cfgexpand.c: Update tree_pass descriptors.
5701 * tree-cfgcleanup.c: Update tree_pass descriptors.
5702 * cfgcleanup.c: Update tree_pass descriptors.
5703 * tree-ssa-pre.c: Update tree_pass descriptors.
5704 * tree-sra.c: Update tree_pass descriptors.
5705 * tree-mudflap.c: Update tree_pass descriptors.
5706 * tree-ssa-copy.c: Update tree_pass descriptors.
5707 * cfglayout.c: Update tree_pass descriptors.
5708 * tree-ssa-forwprop.c: Update tree_pass descriptors.
5709 * tree-ssa-dce.c: Update tree_pass descriptors.
5710 * tree-ssa.c: Update tree_pass descriptors.
5711 * regclass.c: Update tree_pass descriptors.
5712 * integrate.c: Update tree_pass descriptors.
5713 * tree-optimize.c: Update tree_pass descriptors.
5714 * tree-ssa-phiprop.c: Update tree_pass descriptors.
5715 * tree-object-size.c: Update tree_pass descriptors.
5716 * combine.c: Update tree_pass descriptors.
5717 * tree-outof-ssa.c: Update tree_pass descriptors.
5718 * bb-reorder.c: Update tree_pass descriptors.
5719 * stack-ptr-mod.c: Update tree_pass descriptors.
5720 * var-tracking.c: Update tree_pass descriptors.
5721 * tree-profile.c: Update tree_pass descriptors.
5722 * tree-vect-generic.c: Update tree_pass descriptors.
5723 * reg-stack.c: Update tree_pass descriptors.
5724 * sched-rgn.c: Update tree_pass descriptors.
5725 * tree-ssa-structalias.c: Update tree_pass descriptors.
5726 * tree-cfg.c: Update tree_pass descriptors.
5727 * passes.c (current_pass): Update declaration.
5728 (finish_optimization_passes): Update.
5729 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5730 (register_one_dump_file, register_dump_files_1, next_pass_1):
5732 (init_optimization_passes): Update handling of new types.
5733 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5734 * ipa-struct-reorg.c: Update tree_pass descriptors.
5735 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5736 * combine-stack-adj.c: Update tree_pass descriptors.
5737 * cfgrtl.c: Update tree_pass descriptors.
5738 * dce.c: Update tree_pass descriptors.
5739 * tree-ssanames.c: Update tree_pass descriptors.
5741 2008-03-19 Richard Guenther <rguenther@suse.de>
5744 * tree-ssa.c (walk_data): New structure.
5745 (warn_uninitialized_var): If not always_executed warn with "maybe"
5747 (execute_early_warn_uninitialized): Compute post-dominators.
5748 Initialize always_executed before processing each basic block.
5750 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5753 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5754 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5756 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5758 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5760 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5762 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5764 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5765 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5766 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5767 target after ignore has been set, and move there also the commputation
5768 of subtarget and original_target.
5769 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5770 (LANG_HOOKS_INITIALIZER): Remove it.
5771 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5773 2008-03-18 Richard Guenther <rguenther@suse.de>
5775 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5776 found an expression with constants, note that in the VN for the lhs.
5777 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5778 fold them to constants if possible. Run cleanup_cfg if done so.
5779 (execute_pre): Return todo.
5781 (execute_fre): Likewise.
5782 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5784 (get_prop_source_stmt): Look through pointer conversions.
5786 2008-03-18 Jan Hubicka <jh@suse.cz>
5788 * tree-pretty-print.c: Include predict.h.
5789 (dump_generic_node): Dump predictor.
5790 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5791 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5792 * gimple-low.c (lower_stmt): Likewise.
5793 * expr.c (expand_expr_real): Likewise.
5794 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5796 (build_predict_expr, build_predict_expr): New.
5797 * predict.h (predictor_name, build_predict_expr): Update.
5798 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5799 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5800 * predict.def (PRED_CONTINUE): Update hitrate.
5801 * tree.def (PREDICT_EXPR): Define.
5802 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5803 do not handle BIND_EXPR.
5804 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5805 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5806 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5809 2008-03-18 Michael Matz <matz@suse.de>
5811 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5813 2008-03-18 Richard Guenther <rguenther@suse.de>
5815 * tree-gimple.h (is_gimple_invariant_address): Declare.
5816 (is_gimple_constant): Likewise.
5817 * tree-gimple.c (is_gimple_constant): New function.
5818 (is_gimple_invariant_address): Likewise.
5819 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5820 and is_gimple_invariant_address.
5821 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5823 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5824 an addressable base.
5826 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5829 * gimplify.c (gimplify_expr): Gimplify second operand of
5832 2008-03-17 Richard Guenther <rguenther@suse.de>
5834 PR tree-optimization/19637
5835 * fold-const.c (fold_unary): Remove restrictions of removing
5836 intermediate pointer-conversions (P2)(P1)P0.
5837 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5838 conversion to void pointer.
5839 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5841 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5844 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5845 emulated thread local variables.
5847 2008-03-16 Richard Guenther <rguenther@suse.de>
5850 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5851 expand TREE_INVARIANT operations that are not gimple invariant.
5853 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5855 * doc/extend.texi (Alignment): Say that the ABI controls
5856 the __alignof__ for non-strict-alignment targets rather
5857 than being a recommendation.
5859 2008-03-15 Paul Brook <paul@codesourcery.com>
5861 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5863 (arm_output_fn_unwind): Mark functions that can not be unwound.
5865 2008-03-15 Paul Brook <paul@codesourcery.com>
5867 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5868 extension instructions.
5870 2008-03-15 Richard Guenther <rguenther@suse.de>
5872 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5873 and fold constant aggregate refs.
5874 (fold_const_aggregate_ref): Handle string constants
5875 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5876 (evaluate_stmt): Simplify now that ccp_fold folds constant
5879 2008-03-15 Paul Brook <paul@codesourcery.com>
5881 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5882 (extzv): Use gen_extzv_t2.
5883 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5885 2008-03-15 Richard Guenther <rguenther@suse.de>
5887 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5888 (fold_const_aggregate_ref): Likewise.
5889 (get_value): Return NULL if we don't have any values.
5890 (ccp_finalize): Set const_val to NULL after freeing it.
5891 * tree-flow.h (get_symbol_constant_value): Declare.
5892 (fold_const_aggregate_ref): Likewise.
5893 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5895 2008-03-15 Richard Guenther <rguenther@suse.de>
5898 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5899 to not produce negative array indices if not allowed. Add
5900 parameter to indicate that.
5901 (maybe_fold_offset_to_component_ref): Allow negative array
5902 indices only for the first member of a structure.
5903 (maybe_fold_offset_to_reference): Allow negative array indices.
5904 (maybe_fold_stmt_addition): Likewise.
5906 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5907 Anatoly Sokolov <aesok@post.ru>
5909 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5910 (avr_arch): Add ARCH_AVR6.
5911 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5912 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5913 instead of fixed value 2.
5914 (print_operand_address): Use gs() asm specifier instead of pm().
5915 (avr_assemble_integer): (Ditto.).
5916 (avr_output_addr_vec_elt): (Ditto.).
5917 (print_operand): Handle "!" code.
5918 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5919 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5920 (AVR_HAVE_EIJMP_EICALL): Define.
5921 (AVR_3_BYTE_PC): Redefine.
5922 (AVR_2_BYTE_PC): (Ditto.).
5923 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5924 (LINK_SPEC): Add atmega2560 and atmega2561.
5925 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5927 * config/avr/avr.md (call_insn): Use eicall instead of icall
5928 for 3 byte PC devices.
5929 (call_value_insn): (Ditto.).
5930 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5931 (indirect_jump): Use only for for 2 byte PC devices.
5932 (*tablejump): (Ditto.).
5933 (*indirect_jump_avr6): Add insn.
5934 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5935 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5936 instead of ijmp for 3 byte PC devices.
5937 (__tablejump2__): (Ditto.).
5938 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5939 (MULITLIB_DIRNAMES): (Ditto.).
5940 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5942 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5944 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5945 "sse2_umulsidi3". Use V1DI mode for operand 0.
5946 ("mmx_psadbw"): Use V1DI mode for operand 0.
5947 * config/i386/i386-modes.def (V1SI): New vector mode.
5948 * config/i386/i386.c (struct builtin_description)
5949 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5950 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5951 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5952 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5953 v1di_ftype_v8qi_v8qi type.
5954 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5956 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5957 __builtin_ia32_pmuludq]: Fix the mode of return value.
5959 2008-03-15 Richard Guenther <rguenther@suse.de>
5962 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5965 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5967 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5968 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5969 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5970 unless TARGET_SERIALIZE_VOLATILE is enabled.
5971 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5972 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5973 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5975 2008-03-14 Richard Guenther <rguenther@suse.de>
5977 PR tree-optimization/34172
5978 * tree-flow.h (refs_may_alias_p): Declare.
5979 (get_single_def_stmt): Likewise.
5980 (get_single_def_stmt_from_phi): Likewise.
5981 (get_single_def_stmt_with_phi): Likewise.
5982 * tree-dfa.c (refs_may_alias_p): New function.
5983 (get_single_def_stmt): Likewise.
5984 (get_single_def_stmt_from_phi): Likewise.
5985 (get_single_def_stmt_with_phi): Likewise.
5986 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5987 (vn_reference_lookup_1): New helper function.
5988 (vn_reference_lookup): Walk the virtual use-def chain to
5989 continue searching for a match if the def does not alias the
5990 reference we are looking for.
5992 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5994 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5995 archive and Perzl. Update The Written Word listing.
5997 2008-03-14 Richard Guenther <rguenther@suse.de>
5999 PR tree-optimization/34043
6000 PR tree-optimization/33989
6001 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
6003 (bitmap_find_leader): Use extra argument to verify dominance
6004 relationship inside a basic-block.
6005 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
6006 (find_leader_in_sets): Adjust.
6007 (create_component_ref_by_pieces): Take extra argument for
6008 dominance check, handle lookup failures.
6009 (find_or_generate_expression): Likewise.
6010 (create_expression_by_pieces): Likewise.
6011 (insert_into_preds_of_block): Adjust.
6012 (create_value_expr_from): If asked for, verify all operands
6013 are in the blocks AVAIL_OUT set.
6014 (make_values_for_stmt): Check for SSA_NAMEs that are life
6015 over an abnormal edge.
6016 (compute_avail): Remove such check.
6017 (do_SCCVN_insertion): New function.
6018 (eliminate): If we do not find a leader suitable for replacement
6019 insert a replacement expression from SCCVN if available.
6020 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
6021 (struct vn_ssa_aux): Add needs_insertion flag.
6022 * tree-ssa-sccvn.c (may_insert): New global flag.
6023 (copy_reference_ops_from_ref): Value-number union member access
6024 based on its size, not type and member if insertion is allowed.
6025 (visit_reference_op_load): For a weak match from union type
6026 punning lookup a view-converted value and insert a SSA_NAME
6027 for that value if that is not found.
6028 (visit_use): Make dumps shorter. Do not disallow value numbering
6029 SSA_NAMEs that are life over an abnormal edge to constants.
6030 (free_scc_vn): Release inserted SSA_NAMEs.
6031 (run_scc_vn): New flag to specify whether insertion is allowed.
6032 Process SSA_NAMEs in forward order.
6033 * tree-ssa-loop-im.c (for_each_index): Handle invariant
6034 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
6035 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
6036 pointer type to/from integral types that do not change the
6037 precision to regular conversions.
6039 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6041 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6042 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6043 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
6044 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
6045 input arguments and the mode of return value. Built-in functions
6046 that operate on whole 64-bit MMX register now use V1DI mode.
6048 2008-03-13 Alon Dayan <alond@il.ibm.com>
6049 Olga Golovanevsky <olga@il.ibm.com>
6051 PR tree-optimization/35041
6052 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
6053 to locate the right position in a statement.
6055 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6059 * config/i386/xmmintrin.h: Change all static inline functions to
6060 extern inline and add __gnu_inline__ attribute.
6061 * config/i386/bmintrin.h: Ditto.
6062 * config/i386/smmintrin.h: Ditto.
6063 * config/i386/tmmintrin.h: Ditto.
6064 * config/i386/mmintrin-common.h: Ditto.
6065 * config/i386/ammintrin.h: Ditto.
6066 * config/i386/emmintrin.h: Ditto.
6067 * config/i386/pmmintrin.h: Ditto.
6068 * config/i386/mmintrin.h: Ditto.
6069 * config/i386/mm3dnow.h: Ditto.
6071 2008-03-13 Jakub Jelinek <jakub@redhat.com>
6074 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
6075 (lower_omp_2): New function.
6076 (lower_omp_1, lower_omp): Rewritten.
6078 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
6081 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
6082 with the phrase "Microsoft Windows compilers".
6083 (Push/Pop Macro Pragmas): New subsection. Document
6084 #pragma push_macro and pragma pop_macro.
6086 2008-03-12 Paul Brook <paul@codesourcery.com>
6088 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
6090 2008-03-12 Paul Brook <paul@codesourcery.com>
6092 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
6093 (thumb2_alusi3_short): Exclude PLUS and MINUS.
6094 (thumb2_addsi_shortim): Rename ...
6095 (thumb2_addsi_short): ... to this. Allow register operands.
6096 (thumb2_subsi_short): New pattern.
6097 (thumb2_one_cmplsi2_short,
6098 thumb2_negsi2_short): New patterns and peepholes.
6100 2008-03-12 Paul Brook <paul@codesourcery.com>
6102 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
6104 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
6106 * config/i386/i386.md (int_cond): New code iterator.
6108 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
6109 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
6110 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
6111 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
6112 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
6113 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
6114 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
6115 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
6117 2008-03-12 Paul Brook <paul@codesourcery.com>
6119 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
6120 instead of {arm,thumb}_compute_save_reg_mask.
6121 (output_return_instruction): Ditto.
6122 (thumb_unexpanded_epilogue): Ditto.
6123 (thumb1_expand_prologue): Ditto.
6124 (thumb1_output_function_prologue): Ditto.
6125 (arm_set_return_address): Ditto.
6126 (thumb_set_return_address): Ditto.
6127 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
6128 regs to achieve stack alignment.
6129 (thumb1_compute_save_reg_mask): Fix compiler warning.
6130 (arm_output_epilogue): Use offsets->saved_regs_mask.
6131 Adjust stack pointer by poping call clobered registers.
6132 (arm_expand_prologue): Use offsets->saved_regs_mask.
6133 Adjust stack pointer by pushing extra registers.
6134 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
6136 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
6139 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
6140 conversion to the operands of a multiplication.
6142 2008-03-12 Richard Guenther <rguenther@suse.de>
6144 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
6145 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
6146 * timevar.def (TV_TREE_PHIPROP): Add.
6147 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
6148 pass description. Use TV_TREE_PHIPROP.
6149 * tree-ssa-forwprop.c: Remove phiprop code.
6151 2008-03-12 Jakub Jelinek <jakub@redhat.com>
6154 * omp-low.c (maybe_lookup_decl): Constify first argument.
6155 (use_pointer_for_field): Change last argument from bool to
6156 omp_context *. Disallow shared copy-in/out in nested
6157 parallel if decl is shared in outer parallel too.
6158 (build_outer_var_ref, scan_sharing_clauses,
6159 lower_rec_input_clauses, lower_copyprivate_clauses,
6160 lower_send_clauses, lower_send_shared_vars): Adjust callers.
6162 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
6163 Ira Rosen <irar@il.ibm.com>
6165 * tree-vectorizer.c (free_stmt_vec_info): New function.
6166 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
6167 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
6168 * tree-vectorizer.h (free_stmt_vec_info): Declare.
6169 * tree-vect-transform.c (vectorizable_conversion): Free
6170 vec_oprnds0 if it was allocated.
6171 (vect_permute_store_chain): Remove unused VECs.
6172 (vectorizable_store): Free VECs that are allocated in the..
6174 (vect_transform_strided_load, vectorizable_load): Likewise.
6175 (vect_remove_stores): Simplify the code.
6176 (vect_transform_loop): Move code to vect_remove_stores().
6177 Call vect_remove_stores() and free_stmt_vec_info().
6179 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6181 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
6182 TARGET_HPUX. Revise comment.
6183 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6184 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
6185 Use sr4 variant of `be' instruction when not generating PIC code.
6186 (attr_length_call): Adjust for above change.
6188 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6190 * ipa-reference.c (static_execute): Remove module_statics_const and
6191 associated setting code.
6193 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6196 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
6197 predicate for operand 1.
6198 (paritysi2_cmp): Use register_operand predicate for operand 2.
6199 Use earlyclobber modifier for operand 1. Remove support for
6201 (paritydi2_cmp): Use register_operand predicate for operand 3.
6202 Use earlyclobber modifier for operand 1. Remove support for
6205 2008-03-11 Paul Brook <paul@codesourcery.com>
6206 Vladimir Prus <vladimir@codesourcery.com>
6208 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
6209 (arm_compute_save_reg0_reg12_mask): Always
6210 check if register 11 must be saved. Always safe hard frame pointer
6211 when frame_pointer_needeed.
6212 (arm_compute_save_reg_mask): Save IP and PC
6213 only with apcs frames.
6214 (arm_output_epilogue): Adjust Thumb2 codepath to
6215 be also invoked and work for ARM non-apcs frames.
6216 (arm_expand_prologue): Don't bother saving IP
6217 for non-apcs frame, since it's not clobbered by
6218 prologue code. Implement non-apcs frame
6221 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6223 PR rtl-optimization/35281
6224 * expr.c (convert_move): Use a new pseudo for the intermediate
6225 from_mode->word_mode result.
6227 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6229 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6230 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6231 * toplev.c (compile_file): Don't call it.
6233 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6236 * expr.c (store_expr): Call emit_block_move if the mode
6237 of "temp" RTX is BLKmode.
6239 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6240 Richard Guenther <rguenther@suse.de>
6242 PR tree-optimization/31358
6243 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6244 the step with a NULL_TREE.
6245 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6246 to sizetype if type is a pointer type.
6247 (add_candidate_1): Don't convert the base and step to
6248 the generic type if the orginal type is a pointer type.
6249 (add_iv_value_candidates): Use sizetype for the step
6250 if type is a pointer type.
6251 (cand_value_at): Likewise.
6252 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6254 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6255 Don't convert the tem affine to the type.
6256 (add_elt_to_tree): Use sizetype for the step if a pointer.
6257 Use POINTER_PLUS_EXPR for pointers.
6258 (aff_combination_to_tree): Use sizetype for the step if a
6261 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6263 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6264 Remove commutativity hint.
6266 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6270 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6271 errorneous type. Check that v is a VAR_DECL.
6274 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6276 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6278 PR tree-optimization/35494
6279 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6280 may be overriden at link and run time.
6282 2008-03-10 Richard Guenther <rguenther@suse.de>
6284 PR tree-optimization/34677
6285 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6286 (poolify_tree): Likewise.
6287 (modify_expr_template): Likewise.
6288 (poolify_modify_stmt): Likewise.
6289 (insert_fake_stores): Handle all component-ref style stores
6290 in addition to INDIRECT_REF. Also handle complex types.
6291 Do not poolify the inserted load.
6292 (realify_fake_stores): Do not rebuild the tree but only
6293 make it a SSA_NAME copy.
6294 (init_pre): Remove initialzation of modify_expr_template.
6295 Do not allocate modify_expr_node_pool.
6296 (fini_pre): Do not free modify_expr_node_pool.
6298 2008-03-10 Paul Brook <paul@codesourcery.com>
6300 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6303 2008-03-10 Paul Brook <paul@codesourcery.com>
6304 Mark Shinwell <shinwell@codesourcery.com>
6306 * config/arm/cortex-r4.md: New.
6307 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6309 * config/arm/arm.md: Include cortex-r4.md.
6310 (insn): Add smmls, sdiv and udiv values.
6311 (generic_sched): Don't use generic scheduling for Cortex-R4.
6312 (arm_issue_rate): New function.
6313 (TARGET_SCHED_ISSUE_RATE): Define.
6315 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6317 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6319 2008-03-10 Richard Guenther <rguenther@suse.de>
6321 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6322 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6324 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6326 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6327 Set default to true.
6329 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6331 * c.opt (Wsynth): Deprecate.
6332 * doc/invoke.texi (Option Summary, Warning Options): Document
6333 -Wno-format-contains-nul.
6335 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6338 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6339 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6341 2008-03-09 Ira Rosen <irar@il.ibm.com>
6343 * config/rs6000/rs6000.c (builtin_description): Rename vector
6344 left shift operations.
6345 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6346 (altivec_vsl<VI_char>): Rename to ...
6347 (ashl<mode>3): ... new name.
6348 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6350 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6352 2008-03-08 Richard Guenther <rguenther@suse.de>
6354 * coverage.h (tree_coverage_counter_addr): Declare.
6355 * coverage.c (tree_coverage_counter_addr): New function.
6356 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6358 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6359 (tree_gen_one_value_profiler): Likewise.
6360 (tree_gen_ic_profiler): Likewise.
6361 (tree_gen_average_profiler): Likewise.
6362 (tree_gen_ior_profiler): Likewise.
6364 2008-03-08 Richard Guenther <rguenther@suse.de>
6366 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6367 (vn_binary_op_insert): Likewise.
6368 (vn_unary_op_lookup): Likewise.
6369 (vn_unary_op_insert): Likewise.
6370 (vn_nary_op_lookup): Declare.
6371 (vn_nary_op_insert): Likewise.
6372 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6373 and binary hashes, use a single obstack for unary_op_pool
6375 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6376 a single struct vn_nary_op_s. Store tree code length and
6377 a variable number of operands.
6378 (struct vn_reference_op_struct): Remove unused op2.
6379 (vn_reference_op_eq): Do not compare op2.
6380 (vn_reference_op_compute_hash): Do not compute hash of op2.
6381 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6382 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6383 with vn_nary_op_compute_hash.
6384 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6385 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6387 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6389 (visit_unary_op): Call nary functions.
6390 (visit_binary_op): Likewise.
6391 (process_scc): Adjust for struct vn_tables_s changes.
6392 (allocate_vn_table): Likewise.
6393 (free_vn_table): Likewise.
6394 * tree-vn.c (vn_add): Call nary functions.
6395 (vn_lookup): Likewise.
6397 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6400 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6401 wdst back after sync_compare_and_swapqhi_internal.
6403 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6406 * config/i386/i386-modes.def (V1DI): New vector mode.
6407 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6408 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6409 (MMXMODE248): Ditto.
6410 (MMXMODE): Add V1DI mode.
6411 (mmxvecsize): Change DI mode to V1DI mode.
6412 ("mov<mode>): Use MMXMODEI8 mode iterator.
6413 ("*mov<mode>_internal_rex64"): Ditto.
6414 ("*mov<mode>_internal"): Ditto.
6415 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6416 ("mmx_sub<mode>3"): Ditto.
6417 ("mmx_adddi3"): Remove insn pattern.
6418 ("mmx_subdi3"): Ditto.
6419 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6420 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6421 ("mmx_ashl<mode>3"): Ditto.
6422 ("mmx_lshrdi3"): Remove insn pattern.
6423 ("mmx_ashldi3"): Ditto.
6424 * config/i386/i386.c (classify_argument): Handle V1DImode.
6425 (function_arg_advance_32): Ditto.
6426 (function_arg_32): Ditto.
6427 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6428 mmx_addv1di3 insn pattern.
6429 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6430 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6431 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6432 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6433 Remove definitions of built-in functions.
6434 (V1DI_type_node): New node.
6435 (v1di_ftype_v1di_int): Ditto.
6436 (v1di_ftype_v1di_v1di): Ditto.
6437 (v2si_ftype_v2si_si): Ditto.
6438 (v4hi_ftype_v4hi_di): Remove node.
6439 (v2si_ftype_v2si_di): Ditto.
6440 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6441 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6442 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6443 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6444 Add new builtins using def_builtin_const.
6445 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6446 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6447 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6448 * config/i386/mmintrin.h (__v1di): New typedef.
6449 (_mm_add_si64): Cast arguments to __v1di type.
6450 (_mm_sub_si64): Ditto.
6451 (_mm_sll_pi16): Cast __count to __v4hi type.
6452 (_mm_sll_pi32): Cast __count to __v2si type.
6453 (_mm_sll_si64): Cast arguments to __v1di type.
6454 (_mm_srl_pi16): Cast __count to __v4hi type.
6455 (_mm_srl_pi32): Cast __count to __v2si type.
6456 (_mm_srl_si64): Cast arguments to __v1di type.
6457 (_mm_sra_pi16): Cast __count to __v4hi type.
6458 (_mm_sra_pi32): Cast __count to __v2si type.
6459 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6460 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6461 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6462 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6463 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6464 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6465 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6466 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6467 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6468 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6469 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6470 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6472 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6474 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6476 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6479 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6480 reg+const addressing for Altivec modes. Don't generate reg+reg
6481 addressing for TFmode or TDmode quantities.
6483 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6485 * c-common.c (vector_types_convertible_p): Call langhook
6486 instead of comptypes.
6488 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6491 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6492 integral and scalar float variables which have a
6495 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6497 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6498 dwarf_register_span hook when emitting unwind information for
6499 register-to-memory saves.
6500 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6501 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6503 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6505 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6506 for the same VAR_DECL.
6508 2008-03-06 Tom Tromey <tromey@redhat.com>
6511 * doc/standards.texi (Standards): Don't mention treelang.
6512 * doc/invoke.texi (Overall Options): Don't mention treelang.
6513 * doc/install.texi (Prerequisites): Don't mention bison or
6515 (Configuration): Don't mention treelang.
6516 (Building): Likewise.
6517 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6519 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6521 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6522 word-extractions out of a multi-word object.
6524 2008-03-06 Richard Guenther <rguenther@suse.de>
6526 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6527 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6528 result type and precision.
6529 * expr.c (get_inner_reference): Set unsignedp based on the result
6530 type of BIT_FIELD_REF.
6531 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6532 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6533 (try_instantiate_multiple_fields): Likewise. Use the correct type
6535 (sra_build_assignment): Likewise.
6536 (sra_build_elt_assignment): Likewise.
6537 (sra_explode_bitfield_assignment): Likewise.
6538 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6539 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6540 set BIT_FIELD_REF_UNSIGNED.
6541 (vectorizable_load): Likewise.
6543 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6545 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6548 2008-03-06 Richard Guenther <rguenther@suse.de>
6550 * alias.c (struct alias_set_entry): Move has_zero_child field
6551 to pack with alias_set.
6553 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6555 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6558 2008-03-05 Ian Lance Taylor <iant@google.com>
6560 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6562 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6564 * fwprop.c (update_df): Support width and offset parameters of
6566 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6567 global_conflicts): Change DF_REF_EXTRACT to either
6568 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6569 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6570 * df-scan.c (df_ref_record, df_defs_record,
6571 df_ref_create_structure, df_def_record_1, df_uses_record,
6572 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6573 df_bb_refs_collect, df_entry_block_defs_collect,
6574 df_exit_block_uses_collect): Support new width and offset fields.
6575 (ref_extract_pool): New storage pool.
6576 (df_free_ref): New function.
6577 (df_reg_chain_unlink, df_free_collection_rec,
6578 df_sort_and_compress_refs): Call df_free_ref.
6579 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6581 (df_ref_create_structure): Allocate df_ref_extract if offset and
6582 width fields are used.
6583 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6584 (df_uses_record): Get offset and width from ZERO_EXTRACT
6586 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
6587 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6588 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6589 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
6590 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6591 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6592 (df_ref_extract): New structure.
6593 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6594 (df_ref_create): Add width and offset parameters.
6596 2008-03-05 Richard Guenther <rguenther@suse.de>
6598 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6599 Use ranges_overlap_p.
6600 (offset_overlaps_with_access): Rename
6601 to ranges_overlap_p and move ...
6602 * tree-flow-inline.h (ranges_overlap_p): ... here.
6604 * tree.h (get_inner_reference, handled_component_p): Update
6607 * tree.h (record_component_aliases, get_alias_set,
6608 alias_sets_conflict_p, alias_sets_must_conflict_p,
6609 objects_must_conflict_p): Move declarations ...
6610 * alias.h (record_component_aliases, get_alias_set,
6611 alias_sets_conflict_p, alias_sets_must_conflict_p,
6612 objects_must_conflict_p): ... here.
6613 Include coretypes.h.
6614 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6616 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6618 * cfg.c: Include tree-flow.h.
6619 (remove_edge_raw): Call redirect_edge_var_map_clear.
6620 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6621 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6622 (redirect_edge_var_map_result): New.
6623 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6624 PENDING_STMT use with redirect_edge_var_map_*.
6625 * tree-ssa.c (edge_var_maps): New definition.
6626 (redirect_edge_var_map_add): New.
6627 (redirect_edge_var_map_clear): New.
6628 (redirect_edge_var_map_dup): New.
6629 (redirect_edge_var_map_vector): New.
6630 (redirect_edge_var_map_destroy): New.
6631 (ssa_redirect_edge): Replace PENDING_STMT use with
6632 redirect_edge_var_map_*.
6633 (flush_pending_stmts): Same.
6634 (delete_tree_ssa): Destroy edge var map.
6635 * tree-flow.h (struct _edge_var_map): New.
6636 Define edge_var_map vector type.
6637 Declare redirect_edge_var_map_* prototypes.
6638 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6639 * tree-cfg.c (reinstall_phi_args): Replace
6640 PENDING_STMT use with redirect_edge_var_map_*.
6642 2008-03-05 Richard Guenther <rguenther@suse.de>
6644 PR tree-optimization/35472
6645 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6646 whose single use_stmt has a overlapping set of loaded and
6647 stored symbols as that use_stmt might be a noop assignment then.
6649 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6651 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6653 2008-03-05 Richard Guenther <rguenther@suse.de>
6656 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6657 should be constants.
6658 * tree-cfg.c (verify_expr): Verify it.
6659 * fold-const.c (fold_truthop): Remove code generating
6660 BIT_FIELD_REFs of structure bases.
6661 (fold_binary): Likewise.
6662 (fold_ternary): Position and size of BIT_FIELD_REFs are
6663 always host integers.
6664 (make_bit_field_ref): Remove.
6665 (optimize_bit_field_compare): Remove.
6666 (all_ones_mask_p): Remove.
6668 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6671 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6672 (split_block_and_df_analyze): New. Split basic block and rebuild
6674 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6676 (split_pattern_seq): Likewise.
6677 (erase_matching_seqs): Likewise.
6678 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6680 2008-03-04 Geoff Keating <geoffk@apple.com>
6682 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6683 declaration and code.
6684 (tree_invalid_nonnegative_warnv_p): Likewise.
6686 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6688 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
6689 examples. Truncate option-names then causing overfull hbox.
6691 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6694 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
6696 * configure: Rebuilt.
6698 2008-03-04 Rafael Espindola <espindola@google.com>
6700 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
6701 (tree_unary_nonnegative_warnv_p): New.
6702 (tree_binary_nonnegative_warnv_p): New.
6703 (tree_single_nonnegative_warnv_p): New.
6704 (tree_invalid_nonnegative_warnv_p): New.
6705 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
6707 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6710 * opts.c (handle_option): Postpone 'unknown option' errors only for
6713 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
6716 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
6719 2008-03-04 Rafael Espindola <espindola@google.com>
6721 * fold-const.c (tree_unary_nonzero_warnv_p): New.
6722 (tree_binary_nonzero_warnv_p): New.
6723 (tree_single_nonzero_warnv_p): New.
6724 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
6726 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6729 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6730 transformations for modes that have signed zeros.
6731 * ifcvt.c (noce_try_abs): Ditto.
6733 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6735 * config/i386/i386.c (override_options): Force
6736 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6738 2008-03-04 Jan Hubicka <jh@suse.cz>
6741 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6744 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6746 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6747 label to probe the stack.
6749 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6751 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6752 (__gthr_win32_mutex_destroy): Declare.
6753 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6754 __gthr_win32_mutex_destroy.
6755 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6757 2008-03-03 Jan Hubicka <jh@suse.cz>
6760 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6761 aggressive on inlining cold calls.
6763 2008-03-03 Richard Guenther <rguenther@suse.de>
6765 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6766 struct copies into the expression table.
6767 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6768 (try_to_simplify): Likewise.
6769 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6770 integral and pointer arguments which do not change the
6771 precision to NOP_EXPRs.
6772 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6773 VIEW_CONVERT_EXPR case.
6775 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6777 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6778 defined in a loop at depth 0 is invariant.
6779 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6780 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6781 be called at loop depth 0.
6783 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6786 * gcc.c (process_command): Update copyright notice dates.
6787 * gcov.c (print_version): Likewise.
6788 * gcov-dump.c (print_version): Likewise.
6789 * mips-tfile.c (main): Likewise.
6790 * mips-tdump.c (main): Likewise.
6792 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6795 * c-common.c (flag_permissive): Delete.
6796 (constant_expression_warnings): Check flags first.
6797 (constant_expression_error): New.
6798 * c-common.h (flag_permissive): Delete.
6799 (constant_expression_error): Declare.
6800 * flags.h (flag_permissive): Declare. Update description.
6801 * diagnostic.c (pedwarn): Update.
6803 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6804 (permissive_error_kind): New.
6805 * toplev.c (flag_permissive): Define. Update description.
6806 * toplev.h (permissive_error_kind): Declare.
6807 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6808 (pedwarn_c90): Use pedantic_warning_kind.
6809 * c-opts.c (c_common_post_options): flag_permissive does not affect
6810 flag_pedantic_errors.
6812 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6814 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6815 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6816 __absvsi2, __absvDI2): Use unsigned arithmetic.
6818 2008-03-02 Andi Kleen <ak@suse.de>
6819 Richard Guenther <rguenther@suse.de>
6821 * struct-equiv.c: Remove file.
6822 * cfg_cleanup.c (condjump_equiv_p): Remove.
6823 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6824 (struct-equiv.o): Remove rule.
6825 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6826 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6827 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6829 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6831 * ifcvt.c (noce_process_if_block): Try to handle only the then
6832 block if the else block exists but isn't suitable.
6834 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6837 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6838 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6839 regression from previous patch.
6841 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6844 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6846 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6847 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6848 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6849 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6850 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6851 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6852 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6853 (__gthread_mutex_destroy_function): Rename to
6854 __gthread_mutex_destroy.
6855 * gthr-dce.h (__gthread_mutex_destroy): Call
6856 pthread_mutex_destroy.
6857 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6858 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6859 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6861 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6863 * df-scan.c (df_ref_chain_change_bb): Simplify.
6864 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6865 set_block_for_insn if there's any change.
6866 * df.h ((df_insn_change_bb): Fix prototype.
6867 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6868 df_insn_change_bb, don't call set_block_for_insn.
6869 * emit-rtl.c (reorder_insns): Likewise.
6870 * haifa-sched.c (move_insn): Likewise.
6872 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6874 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6876 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6878 * tree-flow-inline.h (next_readonly_imm_use): Return
6879 NULL_USE_OPERAND_P after the end.
6881 2008-03-01 Richard Guenther <rguenther@suse.de>
6883 PR tree-optimization/35411
6884 * tree-sra.c (sra_build_assignment): Split conversion to
6885 final type to a separate statement if we are not assigning
6888 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6890 * fold-const.c (fold_convertible_p): Correct the logic to follow
6891 that in fold_convert().
6893 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6896 * tree-inline.c (build_duplicate_type): When we make a
6897 duplicate type, make it unique in the canonical types system.
6899 2008-02-29 Tom Tromey <tromey@redhat.com>
6901 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6902 input_file_stack_history, input_file_stack_restored): Remove.
6903 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6904 * input.h (struct file_stack): Remove.
6905 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6906 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6908 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6910 (diagnostic_last_module_changed): Add 'map' argument.
6911 (diagnostic_set_last_function): Likewise.
6912 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6913 line map, not input_file_stack.
6914 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6916 2008-02-29 Paul Brook <paul@codesourcery.com>
6918 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6920 2008-02-29 Paul Brook <paul@codesourcery.com>
6922 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6924 2008-02-29 Richard Guenther <rguenther@suse.de>
6926 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6928 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6929 value for comparing for a store match.
6930 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6931 (try_to_simplify): Do not do a full-blown reference lookup.
6933 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6935 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6936 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6938 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6940 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6942 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6943 strides against cache sizes.
6945 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6947 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6950 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6952 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6953 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6954 is smaller than the original promoted value.
6955 (simplify_subreg): If OP is a SUBREG, try to preserve its
6956 SUBREG_PROMOTED_VAR_P information.
6958 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6960 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6961 (VN_INFO_GET): Allocate new objects on the obstack.
6962 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6963 for rpo_numbers_temp, for consistency.
6964 (free_scc_vn): Free the obstack.
6966 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6968 * doc/invoke.texi: Document -ftree-loop-distribution.
6969 * tree-loop-distribution.c: New.
6970 * tree-pass.h (pass_loop_distribution): New.
6971 * graphds.h (struct graph): Add htab_t indices.
6972 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6973 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6974 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6975 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6976 * tree-data-ref.c (debug_data_dependence_relations): New.
6977 (dump_data_dependence_relation): Also print data references.
6978 (free_data_ref): Extern.
6979 (same_access_functions): Moved...
6980 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6981 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6982 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6983 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6984 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6985 (stmts_from_loop): Skip LABEL_EXPR.
6986 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6988 (build_rdg): Initialize rdg->indices htab.
6989 (free_rdg, stores_from_loop, ref_base_address,
6990 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6991 have_similar_memory_accesses_1, ref_base_address_1,
6992 remove_similar_memory_refs): New.
6993 * tree-data-ref.h: Depend on tree-chrec.h.
6994 (debug_data_dependence_relations, free_data_ref): Declared.
6995 (same_access_functions): ... here.
6996 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6998 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6999 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
7000 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
7001 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7002 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7003 rdg_vertex_for_stmt): Declared.
7004 (struct rdg_edge): Add level.
7006 (free_rdg, stores_from_loop, remove_similar_memory_refs,
7007 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
7009 (rdg_has_similar_memory_accesses): New.
7010 * tree-vect-analyze.c: Remove unused static decls.
7011 * lambda.h (dependence_level): New.
7012 * common.opt (ftree-loop-distribution): New.
7013 * tree-flow.h (mark_virtual_ops_in_bb,
7014 slpeel_tree_duplicate_loop_to_edge_cfg,
7015 rename_variables_in_loop): Declared.
7016 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
7017 (OBJS-common): Add tree-loop-distribution.o.
7018 (tree-loop-distribution.o): New rule.
7019 * tree-cfg.c (mark_virtual_ops_in_bb): New.
7020 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7021 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
7023 2008-02-28 Joseph Myers <joseph@codesourcery.com>
7026 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
7027 other than structures and unions.
7029 2008-02-28 Richard Guenther <rguenther@suse.de>
7032 2008-02-26 Richard Guenther <rguenther@suse.de>
7034 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7035 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7036 (lookup_decl_from_uid): Declare.
7037 (remove_decl_from_map): Likewise.
7038 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7039 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7040 (decl_for_uid_map): New global hashtable mapping DECL_UID
7042 (init_ttree): Allocate it.
7043 (insert_decl_to_uid_decl_map): New helper function.
7044 (make_node_stat): Insert new decls into the map.
7045 (copy_node_stat): Likewise.
7046 (lookup_decl_from_uid): New function.
7047 (remove_decl_from_map): Likewise.
7048 (print_decl_for_uid_map_statistics): New helper.
7049 (dump_tree_statistics): Call it.
7051 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7052 (referenced_var_iterator): Adjust.
7053 (FOR_EACH_REFERENCED_VAR): Adjust.
7054 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7055 (num_referenced_vars): Adjust.
7056 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7057 (first_referenced_var): Remove.
7058 (end_referenced_vars_p): Likewise.
7059 (next_referenced_var): Likewise.
7060 (referenced_var_iterator_set): New helper function.
7061 * tree-dfa.c (referenced_var_lookup): Adjust.
7062 (referenced_var_check_and_insert): Likewise.
7063 (remove_referenced_var): Likewise.
7064 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7065 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7066 (verify_call_clobbering): Likewise.
7067 (verify_memory_partitions): Likewise.
7068 (init_tree_ssa): Allocate bitmap instead of hashtable for
7070 (delete_tree_ssa): Adjust.
7071 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7072 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7073 (compute_tag_properties): Likewise.
7074 (set_initial_properties): Likewise.
7075 (find_partition_for): Likewise.
7076 (update_reference_counts): Likewise.
7077 (dump_may_aliases_for): Likewise.
7078 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7079 (add_call_clobber_ops): Likewise.
7080 (add_call_read_ops): Likewise.
7081 (get_asm_expr_operands): Likewise.
7082 * tree-into-ssa.c (dump_decl_set): Likewise.
7083 (update_ssa): Likewise.
7084 * tree-sra.c (scan_function): Likewise.
7085 (decide_instantiations): Likewise.
7086 (scalarize_parms): Likewise.
7087 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7088 (dsa_named_for): Likewise.
7089 * tree-ssa-structalias.c (update_alias_info): Likewise.
7090 (merge_smts_into): Likewise.
7092 2008-02-27 David Daney <ddaney@avtrex.com>
7095 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
7096 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
7097 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
7098 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
7099 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
7101 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
7104 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
7105 (BUILT_IN_NEXTTOWARD): Remove.
7106 (BUILT_IN_NEXTTOWARDF): Ditto.
7107 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
7108 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
7110 2008-02-27 Tom Tromey <tromey@redhat.com>
7112 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
7113 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
7115 2008-02-27 Jan Beulich <jbeulich@novell.com>
7117 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
7118 update the respective field on newdecl.
7120 2008-02-27 Revital Eres <eres@il.ibm.com>
7122 PR rtl-optimization/34999
7123 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
7124 crossing edges that ends with a call insn.
7125 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
7126 call insn and clear the EDGE_CROSSING flag of the crossing edge
7127 when fixing fallthru edges.
7129 2008-02-27 Richard Guenther <rguenther@suse.de>
7132 * fold-const.c (fold_unary): Return the correct argument,
7133 converted to the result type.
7135 2008-02-27 Richard Guenther <rguenther@suse.de>
7138 * expr.c (expand_expr_real_1): Assert on rotates that operate
7140 * fold-const.c (fold_binary): Use the types precision, not the
7141 bitsize of the mode if folding rotate expressions. Build rotates
7142 only for full modes.
7144 2008-02-27 Jakub Jelinek <jakub@redhat.com>
7146 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
7148 * c-pragma.c (pragma_ns_name): New typedef.
7149 (registered_pp_pragmas): New variable.
7150 (c_pp_lookup_pragma): New function.
7151 (c_register_pragma_1): If flag_preprocess_only, do nothing
7152 for non-expanded pragmas, for expanded ones push pragma's
7153 namespace and name into registered_pp_pragmas vector.
7154 (c_invoke_pragma_handler): Register OpenMP pragmas even when
7155 flag_preprocess_only, don't register GCC pch_preprocess
7156 pragma if flag_preprocess_only.
7157 * c-opts.c (c_common_init): Call init_pragma even if
7158 flag_preprocess_only.
7159 * c-pragma.c (c_pp_lookup_pragma): New prototype.
7160 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
7161 cpp_register_pragma if flag_preprocess_only.
7163 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7166 * c-parser.c (c_parser_translation_unit): Warn for empty
7167 translation unit, not empty source file.
7169 2008-02-26 Paul Brook <paul@codesourcery.com>
7171 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
7172 operand for Thumb-2.
7173 * config/arm/arm.h (reg_class): Add CORE_REGS.
7174 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
7175 (BASE_REG_CLASS): Use CORE_REGS.
7176 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
7177 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
7178 (REGNO_OK_FOR_INDEX_P): Exclude SP.
7179 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
7180 ARM_REGNO_OK_FOR_INDEX_P.
7181 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
7182 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
7183 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
7184 (ldm/stm peepholes): Ditto.
7185 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
7186 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
7187 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
7188 * config/arm/constraints.md: Enable "k" constraint on ARM.
7190 2008-02-27 Ben Elliston <bje@au.ibm.com>
7192 * config/rs6000/rs6000.c: Annotate cache line size field in all
7193 instances of struct processor_costs.
7195 2008-02-26 David Edelsohn <edelsohn@gnu.org>
7197 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
7198 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
7199 jump_bypass): New counters.
7200 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
7201 * dce.c (gate_ud_dce): Same.
7202 (gate_fast_dce): Same.
7203 * dse.c (gate_dse1): New function.
7204 (gate_dse2): New function.
7205 (gate_dse): Merge results of new gate functions.
7206 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
7207 (gate_handle_jump_bypass): Add dbg_cnt.
7208 (gate_handle_gcse): Add dbg_cnt.
7209 * ifcvt.c (gate_handle_if_conversion): Same.
7210 (gate_handle_if_after_combine): Same.
7211 (gate_handle_if_after_reload): Same.
7212 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
7214 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
7216 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
7218 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
7220 2008-02-26 Jason Merrill <jason@redhat.com>
7223 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
7224 alone if it's the naming decl for the type's main variant.
7226 2008-02-26 Tom Tromey <tromey@redhat.com>
7228 * system.h (USE_MAPPED_LOCATION): Poison.
7229 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7230 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7231 (make_goto_expr_edges): Likewise.
7232 (remove_bb): Likewise.
7233 (execute_warn_function_return): Likewise.
7234 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7236 * c-common.c (fname_decl): Remove old location code.
7237 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7239 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7241 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7242 (gen_rtx_ASM_INPUT): Likewise.
7243 (gen_rtx_ASM_INPUT_loc): Likewise.
7244 (get_rtx_asm_OPERANDS): Remove.
7245 * cfglayout.c (insn_locators_alloc): Remove old location code.
7246 (set_curr_insn_source_location): Likewise.
7247 (curr_insn_locator): Likewise.
7248 * print-tree.c (print_node): Remove old location code.
7249 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7250 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7251 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7252 location_from_locus.
7253 (construct_exit_block): Remove old location code.
7254 * emit-rtl.c (force_next_line_note): Remove old location code.
7255 * profile.c (branch_prob): Remove old location code.
7256 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7257 LOC_LINE): Remove old-location variants.
7258 * langhooks.c (lhd_print_error_function): Remove old location
7260 * configure, config.in: Rebuilt.
7261 * configure.ac (--enable-mapped-location): Remove.
7262 * c-decl.c (c_init_decl_processing): Remove old location code.
7263 (finish_function): Likewise.
7264 * recog.c (decode_asm_operands): Remove old location code.
7265 * c-pch.c (c_common_read_pch): Remove old location code.
7266 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7268 * gimple-low.c (lower_function_body): Remove old location code.
7269 * toplev.c (unknown_location): Remove.
7270 (push_srcloc): Remove old-location variant.
7271 (process_options): Remove old location code.
7272 (lang_dependent_init): Likewise.
7273 * input.h (UNKNOWN_LOCATION): Move definition.
7274 (location_t): Undeprecate.
7275 (source_locus): Remove.
7276 (location_from_locus): Remove.
7277 (struct location_s): Remove.
7278 Remove all old-location code.
7279 (input_line, input_filename): Remove.
7280 * final.c (final_scan_insn): Remove old location code.
7281 * diagnostic.c (diagnostic_build_prefix): Remove
7282 USE_MAPPED_LOCATION test.
7283 * tree.h (gimple_stmt) <locus>: Now a location_t.
7284 (tree_exp) <locus>: Likewise.
7285 (DECL_IS_BUILTIN): Remove old-location variant.
7286 (annotate_with_file_line, annotate_with_locus): Likewise.
7287 (expr_locus, set_expr_locus): Update.
7288 * tree.c (build1_stat): Remove old location code.
7289 (last_annotated_node): Remove.
7290 (annotate_with_file_line): Remove old-location variant.
7291 (annotate_with_locus): Likewise.
7292 (expr_location): Remove old location code.
7293 (set_expr_location): Likewise.
7294 (expr_has_location): Likewise.
7295 (expr_locus): Likewise.
7296 (set_expr_locus): Likewise.
7297 (expr_filename): Don't use location_from_locus.
7298 (expr_lineno): Likewise.
7299 * rtl-error.c (location_for_asm): Remove old location code.
7300 * c-lex.c (cb_line_change): Remove old location code.
7301 (fe_file_change): Likewise.
7302 (cb_def_pragma): Likewise.
7303 (c_lex_with_flags): Likewise.
7304 * gengtype.c (do_typedef): Don't special-case location types.
7305 (define_location_structures): Remove.
7306 (main): Don't call define_location_structures.
7307 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7310 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7313 * builtins.def (BUILT_IN_STDARG_START): Remove.
7314 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7315 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7316 * tree-inline.c (inline_forbidden_p_1): Likewise.
7318 2008-02-26 Richard Guenther <rguenther@suse.de>
7320 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7321 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7322 (lookup_decl_from_uid): Declare.
7323 (remove_decl_from_map): Likewise.
7324 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7325 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7326 (decl_for_uid_map): New global hashtable mapping DECL_UID
7328 (init_ttree): Allocate it.
7329 (insert_decl_to_uid_decl_map): New helper function.
7330 (make_node_stat): Insert new decls into the map.
7331 (copy_node_stat): Likewise.
7332 (lookup_decl_from_uid): New function.
7333 (remove_decl_from_map): Likewise.
7334 (print_decl_for_uid_map_statistics): New helper.
7335 (dump_tree_statistics): Call it.
7337 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7338 (referenced_var_iterator): Adjust.
7339 (FOR_EACH_REFERENCED_VAR): Adjust.
7340 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7341 (num_referenced_vars): Adjust.
7342 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7343 (first_referenced_var): Remove.
7344 (end_referenced_vars_p): Likewise.
7345 (next_referenced_var): Likewise.
7346 (referenced_var_iterator_set): New helper function.
7347 * tree-dfa.c (referenced_var_lookup): Adjust.
7348 (referenced_var_check_and_insert): Likewise.
7349 (remove_referenced_var): Likewise.
7350 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7351 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7352 (verify_call_clobbering): Likewise.
7353 (verify_memory_partitions): Likewise.
7354 (init_tree_ssa): Allocate bitmap instead of hashtable for
7356 (delete_tree_ssa): Adjust.
7357 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7358 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7359 (compute_tag_properties): Likewise.
7360 (set_initial_properties): Likewise.
7361 (find_partition_for): Likewise.
7362 (update_reference_counts): Likewise.
7363 (dump_may_aliases_for): Likewise.
7364 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7365 (add_call_clobber_ops): Likewise.
7366 (add_call_read_ops): Likewise.
7367 (get_asm_expr_operands): Likewise.
7368 * tree-into-ssa.c (dump_decl_set): Likewise.
7369 (update_ssa): Likewise.
7370 * tree-sra.c (scan_function): Likewise.
7371 (decide_instantiations): Likewise.
7372 (scalarize_parms): Likewise.
7373 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7374 (dsa_named_for): Likewise.
7375 * tree-ssa-structalias.c (update_alias_info): Likewise.
7376 (merge_smts_into): Likewise.
7378 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7381 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7382 * c-opts.c (c_common_handle_option): Wall enables
7383 Wvolatile-register-var.
7384 * common.opt: Move Wvolatile-register-var to...
7387 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7389 * common.opt (Wlarger-than=): New.
7390 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7392 * opts.c (common_handle_option): Handle -Wlarger-than=.
7393 * optc-gen.awk: Likewise.
7394 * opth-gen.awk: Likewise.
7395 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7396 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7398 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7400 * c-common.c (match_case_to_enum_1): Add appropriate
7401 OPT_W* parameter to warning.
7402 (c_do_switch_warnings): Likewise.
7403 * c-typeck.c (warning_init): Add one more parameter following
7405 (push_init_level): Update call to warning_init.
7406 (pop_init_level): Likewise.
7407 (add_pending_init): Likewise.
7408 (output_init_element: Likewise.
7410 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7413 * toplev.c (toplev_main): If there are warnings or error, print
7414 errors for ignored options.
7415 * opts.c (ignored_options): New static variable.
7416 (postpone_unknown_option_error): New.
7417 (print_ignored_options): New.
7418 (handle_option): Postpone errors for unknown -Wno-* options.
7419 * opts.h (print_ignored_options): Declare.
7421 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7423 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7426 2008-02-25 Richard Guenther <rguenther@suse.de>
7429 2008-02-25 Richard Guenther <rguenther@suse.de>
7431 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7432 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7433 (lookup_decl_from_uid): Declare.
7434 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7435 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7436 (decl_for_uid_map): New global hashtable mapping DECL_UID
7438 (init_ttree): Allocate it.
7439 (insert_decl_to_uid_decl_map): New helper function.
7440 (make_node_stat): Insert new decls into the map.
7441 (copy_node_stat): Likewise.
7442 (lookup_decl_from_uid): New function.
7443 (print_decl_for_uid_map_statistics): New helper.
7444 (dump_tree_statistics): Call it.
7446 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7447 (referenced_var_iterator): Adjust.
7448 (FOR_EACH_REFERENCED_VAR): Adjust.
7449 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7450 (num_referenced_vars): Adjust.
7451 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7452 (first_referenced_var): Remove.
7453 (end_referenced_vars_p): Likewise.
7454 (next_referenced_var): Likewise.
7455 (referenced_var_iterator_set): New helper function.
7456 * tree-dfa.c (referenced_var_lookup): Adjust.
7457 (referenced_var_check_and_insert): Likewise.
7458 (remove_referenced_var): Likewise.
7459 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7460 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7461 (verify_call_clobbering): Likewise.
7462 (verify_memory_partitions): Likewise.
7463 (init_tree_ssa): Allocate bitmap instead of hashtable for
7465 (delete_tree_ssa): Adjust.
7466 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7467 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7468 (compute_tag_properties): Likewise.
7469 (set_initial_properties): Likewise.
7470 (find_partition_for): Likewise.
7471 (update_reference_counts): Likewise.
7472 (dump_may_aliases_for): Likewise.
7473 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7474 (add_call_clobber_ops): Likewise.
7475 (add_call_read_ops): Likewise.
7476 (get_asm_expr_operands): Likewise.
7477 * tree-into-ssa.c (dump_decl_set): Likewise.
7478 (update_ssa): Likewise.
7479 * tree-sra.c (scan_function): Likewise.
7480 (decide_instantiations): Likewise.
7481 (scalarize_parms): Likewise.
7482 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7483 (dsa_named_for): Likewise.
7484 * tree-ssa-structalias.c (update_alias_info): Likewise.
7485 (merge_smts_into): Likewise.
7487 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7490 * doc/invoke.texi (-fcx-limited-range): Document new option.
7491 * toplev.c (process_options): Handle -fcx-fortran-rules.
7492 * common.opt: Add documentation for -fcx-fortran-rules.
7494 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7497 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7498 actual behaviour and C99.
7500 2008-02-26 Ben Elliston <bje@au.ibm.com>
7502 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7503 (ASM_CPU_POWER6_SPEC): Likewise.
7504 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7505 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7506 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7508 2008-02-25 Richard Guenther <rguenther@suse.de>
7510 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7511 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7512 (lookup_decl_from_uid): Declare.
7513 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7514 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7515 (decl_for_uid_map): New global hashtable mapping DECL_UID
7517 (init_ttree): Allocate it.
7518 (insert_decl_to_uid_decl_map): New helper function.
7519 (make_node_stat): Insert new decls into the map.
7520 (copy_node_stat): Likewise.
7521 (lookup_decl_from_uid): New function.
7522 (print_decl_for_uid_map_statistics): New helper.
7523 (dump_tree_statistics): Call it.
7525 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7526 (referenced_var_iterator): Adjust.
7527 (FOR_EACH_REFERENCED_VAR): Adjust.
7528 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7529 (num_referenced_vars): Adjust.
7530 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7531 (first_referenced_var): Remove.
7532 (end_referenced_vars_p): Likewise.
7533 (next_referenced_var): Likewise.
7534 (referenced_var_iterator_set): New helper function.
7535 * tree-dfa.c (referenced_var_lookup): Adjust.
7536 (referenced_var_check_and_insert): Likewise.
7537 (remove_referenced_var): Likewise.
7538 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7539 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7540 (verify_call_clobbering): Likewise.
7541 (verify_memory_partitions): Likewise.
7542 (init_tree_ssa): Allocate bitmap instead of hashtable for
7544 (delete_tree_ssa): Adjust.
7545 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7546 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7547 (compute_tag_properties): Likewise.
7548 (set_initial_properties): Likewise.
7549 (find_partition_for): Likewise.
7550 (update_reference_counts): Likewise.
7551 (dump_may_aliases_for): Likewise.
7552 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7553 (add_call_clobber_ops): Likewise.
7554 (add_call_read_ops): Likewise.
7555 (get_asm_expr_operands): Likewise.
7556 * tree-into-ssa.c (dump_decl_set): Likewise.
7557 (update_ssa): Likewise.
7558 * tree-sra.c (scan_function): Likewise.
7559 (decide_instantiations): Likewise.
7560 (scalarize_parms): Likewise.
7561 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7562 (dsa_named_for): Likewise.
7563 * tree-ssa-structalias.c (update_alias_info): Likewise.
7564 (merge_smts_into): Likewise.
7566 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7569 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7570 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7571 * alias.h (nonoverlapping_memrefs_p): Likewise.
7573 2008-02-25 Jan Beulich <jbeulich@novell.com>
7575 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7576 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7577 __emultls_get_address, __emultls_register_common,
7578 __floatundi?f, and _Unwind_GetIPInfo.
7579 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7580 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7581 (gen_regparm_prefix): Likewise.
7582 (i386_nlm_encode_section_info): Sync with
7583 config/i386/winnt.c:i386_pe_encode_section_info().
7584 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7585 i386_nlm_mangle_decl_assembler_name): New.
7586 (netware_override_options): New.
7587 * config/i386/netware.h (netware_override_options): Declare.
7588 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7589 (i386_nlm_mangle_decl_assembler_name): Declare.
7590 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7592 2008-02-25 Ben Elliston <bje@au.ibm.com>
7595 * c-decl.c (grokdeclarator): Remove unused local variables
7596 `typedef_type' and `type_as_written'.
7598 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7599 unused local variable `has_hot_blocks'.
7600 (fix_crossing_conditional_branches): Remove unused local variable
7603 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7606 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7607 using DEF_C99_BUILTIN.
7608 (BUILT_IN_NANF): Ditto.
7609 (BUILT_IN_NANL): Ditto.
7611 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7612 Revital Eres <eres@il.ibm.com>
7614 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7615 regarding the order of two dependent insns in the same row.
7617 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7619 * stor-layout.c (layout_decl): Do not bump the alignment of a
7620 bit-field to more than byte alignment if it is packed.
7622 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7624 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7627 2008-02-24 Diego Novillo <dnovillo@google.com>
7629 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7632 * tree-vrp.c (vrp_evaluate_conditional): With
7633 -Wtype-limits, emit a warning when comparing against a
7634 constant outside the natural range of OP0's type.
7635 * c.opt (Wtype-limits): Move ...
7636 * common.opt (Wtype-limits): ... here.
7638 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7640 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7641 * config/rs6000/e300c2c3.md: New file.
7642 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7644 (rs6000_override_options): Add e300c2 and e300c3 cases to
7645 processor_target_table. Do not allow usage of Altivec or Spe
7646 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7647 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7648 * config/rs6000/rs6000.h (processor_type): Add
7649 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7650 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7651 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7652 and ppce300c3. Include e300c2c3.md.
7654 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7656 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7657 instead of TARGET_STRICT_ALIGN.
7659 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7661 * explow.c (memory_address): Assert that the generated address is
7664 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7667 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7668 * config/darwin-ppc-ldouble-patch.def: New file.
7669 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7670 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7671 SUBTARGET_INIT_BUILTINS if defined.
7672 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7675 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7678 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7679 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7681 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7684 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7685 file" warning condtional on -Winvalid-PCH.
7687 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7689 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
7691 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
7695 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
7696 prevent reload from using MMX registers.
7697 (*mov<mode>_internal): Ditto.
7698 (*movv2sf_internal_rex64): Ditto.
7699 (*movv2sf_internal): Ditto.
7701 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7703 PR documentation/31569
7704 * doc/install.texi2html: Use makeinfo --no-number-sections.
7706 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7708 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
7709 ensure that we can address an entire entity > 8 bytes. Don't
7710 generate reg+reg addressing for such data.
7712 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7714 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
7715 strings when optimizing for size, unless the target cares about
7718 2008-02-22 Tom Tromey <tromey@redhat.com>
7720 * regclass.c (current_pass): Remove declaration.
7722 2008-02-22 Anatoly Sokolov <aesok@post.ru>
7724 * config/avr/libgcc.S (__RAMPZ__): Define.
7725 (__do_copy_data): Add for devices with 128KB code memory.
7727 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7729 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7731 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7733 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7735 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7738 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7741 * c-typeck.c (build_binary_op): Warn about floating point
7742 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7744 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7747 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7748 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7750 (rs6000_override_options): Set altivec_abi as default, not override,
7751 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7752 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7753 is used; use new member spe_abi.
7754 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7755 spe_abi and altivec_abi.
7757 2008-02-22 Tomas Bily <tbily@suse.cz>
7759 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7761 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7764 * config.build (build_file_translate): Set to `CMD //c' only if
7766 * Makefile.in (build_file_translate): Improve comment.
7768 2008-02-21 Jan Hubicka <jh@suse.cz>
7770 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7771 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7772 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7774 2008-02-21 Michael Matz <matz@suse.de>
7777 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7779 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7781 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7782 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7784 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7785 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7786 SSE_VEC_FLOAT_MODE_P as insn constraint.
7787 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7788 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7789 sse4a_movntdf using MODEF mode iterator.
7790 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7791 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7792 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7793 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7794 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7795 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7796 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7798 2008-02-21 Richard Guenther <rguenther@suse.de>
7800 * tree.def (PAREN_EXPR): New tree code.
7801 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7803 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7804 * expr.c (expand_expr_real_1): Likewise.
7805 * tree-inline.c (estimate_num_insns_1): Likewise.
7806 * tree-complex.c (expand_complex_move): Likewise.
7807 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7810 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7813 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7815 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7818 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7820 * config/sh/sh.c (find_barrier): Don't go past
7821 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7823 2008-02-20 DJ Delorie <dj@redhat.com>
7825 * config/h8300/h8300.md (insv): Force source operand to be a register.
7827 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7828 as a jump, not as a plain insn.
7830 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7832 * doc/invoke.texi (Warning Options): Add new option
7833 -Wframe-larger-than=.
7834 (-Wframe-larger-than): Document.
7836 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7837 Add declarations for new option variables.
7839 * final.c (final_start_function): Check the frame size
7840 before emission and issue a Wframe-larger-than warning.
7842 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7843 Add definitions for new option variables.
7844 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7846 * common.opt (Wframe-larger-than=): New option.
7848 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7850 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7851 (<sse>_div<mode>3): Ditto.
7852 (<sse>_vmdiv<mode>3): Ditto.
7853 (<sse>_vmsqrt<mode>2): Ditto.
7854 (*smax<mode>3): Ditto.
7855 (sse5_frcz<mode>2): Ditto.
7856 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7859 2008-02-20 Richard Guenther <rguenther@suse.de>
7862 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7863 be happy with INTEGRAL_TYPE_P.
7865 2008-02-20 Richard Guenther <rguenther@suse.de>
7867 * fold-const.c (split_tree): Associate floatig-point expressions
7868 if flag_associative_math is set.
7870 2008-02-20 Richard Guenther <rguenther@suse.de>
7872 * tree.h (fold_real_zero_addition_p): Declare.
7873 * fold-const.c (fold_real_zero_addition_p): Export.
7874 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7875 floating-point operations with zero and one.
7877 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7879 * doc/install.texi: Correct references to CFLAGS, replacing them
7880 with BOOT_CFLAGS. Document flags used during bootstrap for
7883 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7885 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7886 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7887 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7889 (smin<mode>3): Ditto from similar patterns.
7890 (smax<mode>3): Ditto.
7891 (*ieee_smin<mode>3): Ditto.
7892 (*ieee_smax<mode>3): Ditto.
7893 * config/i386/sse.md (sse): New mode attribute.
7894 (mov<mode>): Macroize expander from movv4sf and movv2df using
7895 SSEMODEF2P mode iterator.
7896 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7897 SSE_VEC_FLOAT_MODE_P as insn constraint.
7898 (storent<mode>): Ditto.
7899 (storent<mode>): Macroize expander from storentsf and storentdf using
7900 MODEF mode iterator.
7901 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7902 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7903 (abs<mode>2): Ditto from similar patterns.
7904 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7905 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7906 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7907 (<sse>_vmsqrt<mode>2): Ditto.
7908 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7909 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7910 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7911 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7912 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7913 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7914 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7916 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7917 iterator and SSE_FLOAT_MODE_P as insn constraint.
7918 (<sse>_ucomi): Ditto from similar patterns.
7919 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7920 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7921 SSE_VEC_FLOAT_MODE_P as insn constraint.
7922 (vcond<mode>): Ditto from similar patterns.
7923 (and<mode>3, *and<mode>3): Ditto.
7924 (<sse>_nand<mode>3): Ditto.
7925 (ior<mode>3, *ior<mode>3): Ditto.
7926 (xor<mode>3, *xor<mode>3): Ditto.
7927 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7928 iterator and SSE_FLOAT_MODE_P as insn constraint.
7929 (*nand<mode>3): Ditto from similar patterns.
7930 (*ior<mode>3): Ditto.
7931 (*xor<mode>3): Ditto.
7933 2008-02-20 Ira Rosen <irar@il.ibm.com>
7935 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7936 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7937 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7939 2008-02-19 Jan Hubicka <jh@suse.cz>
7941 * predict.c (tree_bb_level_predictions): Remove variable next
7942 mistakely introduced by previous commit.
7944 2008-02-19 Jan Hubicka <jh@suse.cz>
7946 * predict.c (predict_paths_leading_to): Rewrite.
7947 (predict_paths_for_bb): New.
7948 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7950 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7953 * Makefile.in (build_file_translate): New.
7954 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7955 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7956 * configure.ac (build_file_translate): Substitute it.
7957 * configure: Regenerate.
7959 2008-02-19 Jan Hubicka <jh@suse.cz>
7961 PR rtl-optimization/34408
7962 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7965 2008-02-19 Jan Hubicka <jh@suse.cz>
7968 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7971 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7974 * config/i386/i386-modes.def: Revert the last DI alignment
7975 change until Ada people can look into it.
7977 2008-02-19 Nick Clifton <nickc@redhat.com>
7979 * opts.c (print_specific_help): Fix typo in --help text.
7981 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7984 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7985 32-bit inline asm without asm alternatives for host GCC < 3.0.
7987 2008-02-19 Richard Guenther <rguenther@suse.de>
7989 PR tree-optimization/34989
7990 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7991 Allow propagation to INDIRECT_REF if we can simplify only.
7993 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7995 * c-common.c (warn_for_collisions_1): Use appropriate option when
7998 2008-02-19 Nick Clifton <nickc@redhat.com>
8001 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
8002 (handle_options): Fix indentation.
8003 (print_filtered_help): If no language-specific options were
8004 displayed tell the user how to list all the options supported by
8005 the language's front-end.
8006 (print_specific_help): Fix indentation and remove duplicate line.
8007 (common_handle_option): Handle the -v option.
8008 For --help enable the display of undocumented options if the -v
8009 switch has been included on the command line.
8010 For --help= check for overlaps in the arguments between the option
8011 classes and the language names and issue a warning when they
8012 cannot be disambiguated.
8013 * c.opt (v): Pass on to the common option handler.
8015 2008-02-19 Revital Eres <eres@il.ibm.com>
8017 * modulo-sched.c (sms_schedule): Change dump message when
8018 create_ddg function fails.
8019 (try_scheduling_node_in_cycle): Rename row to cycle.
8020 (print_partial_schedule): Rename CYCLE to ROW.
8022 2008-02-19 Christian Bruel <christian.bruel@st.com>
8023 Zdenek Dvorak <ook@ucw.cz>
8025 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
8027 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8030 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
8031 (*x86_movdicc_0_m1_se): Ditto.
8033 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8035 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
8036 (CMPtype): Define as __gcc_CMPtype.
8037 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
8038 (CMPtype): Define as __gcc_CMPtype.
8040 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
8042 Support valgrind 3.3 for --enable-checking=valgrind.
8043 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
8045 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
8046 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
8047 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
8048 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
8049 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
8050 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
8051 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
8053 * ggc-zone.c: Similar.
8054 * ggc-page.c: Similar.
8056 2008-02-19 Paul Brook <paul@codesourcery.com>
8059 * config/arm/ieee754-df.S: Fix do_it typo.
8060 * config/arm/ieee754-sf.S: Fix do_it typo.
8062 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8065 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
8066 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
8067 (OPTION_MASK_ISA_SSE_SET): Likewise.
8068 (OPTION_MASK_ISA_SSE2_SET): Likewise.
8069 (OPTION_MASK_ISA_SSE3_SET): Likewise.
8070 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
8071 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
8072 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
8073 (OPTION_MASK_ISA_SSE4_SET): Likewise.
8074 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
8075 (OPTION_MASK_ISA_SSE5_SET): Likewise.
8076 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
8077 (OPTION_MASK_ISA_MMX_UNSET): Updated.
8078 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
8079 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8080 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8081 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8082 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8083 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8084 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8085 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
8086 (OPTION_MASK_ISA_SSE4): Removed.
8087 (ix86_handle_option): Turn on bits in ix86_isa_flags and
8088 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
8089 (override_options): Don't turn on implied SSE/MMX bits in
8092 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8094 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8097 2008-02-18 Joey Ye <joey.ye@intel.com>
8100 * tree-nested.c (insert_field_into_struct): Set type alignment
8101 to field alignment if the former is less than the latter.
8103 2008-02-18 Jakub Jelinek <jakub@redhat.com>
8105 * BASE-VER: Set to 4.4.0.
8107 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8109 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
8110 * doc/cfg.texi: Likewise.
8111 * doc/extend.texi: Likewise.
8112 * doc/gty.texi: Likewise.
8113 * doc/invoke.texi: Likewise.
8114 * doc/loop.texi: Likewise.
8115 * doc/md.texi: Likewise.
8116 * doc/passes.texi: Likewise.
8117 * doc/rtl.texi: Likewise.
8118 * doc/sourcebuild.texi: Likewise.
8119 * doc/tm.texi: Likewise.
8120 * doc/tree-ssa.texi: Likewise.
8122 2008-02-17 Richard Guenther <rguenther@suse.de>
8125 * tree-complex.c (init_parameter_lattice_values): Handle parameters
8126 without default definition.
8128 2008-02-17 Richard Guenther <rguenther@suse.de>
8130 PR tree-optimization/35231
8131 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
8134 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
8137 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8138 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8139 libgcc_cmp_return mode.
8141 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8144 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
8146 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
8148 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
8151 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8153 * doc/c-tree.texi: Use `@.' where appropriate.
8154 * doc/extend.texi: Likewise.
8155 * doc/install.texi: Likewise.
8156 * doc/invoke.texi: Likewise.
8157 * doc/loop.texi: Likewise.
8158 * doc/makefile.texi: Likewise.
8159 * doc/md.texi: Likewise.
8160 * doc/passes.texi: Likewise.
8161 * doc/standards.texi: Likewise.
8162 * doc/tm.texi: Likewise.
8164 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8167 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
8169 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
8170 rather than in entry_bb.
8172 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8174 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8175 libgcc_cmp_return mode.
8177 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8180 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
8181 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
8183 2008-02-15 Richard Guenther <rguenther@suse.de>
8184 Zdenek Dvorak <ook@ucw.cz>
8186 PR tree-optimization/35164
8187 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
8188 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
8189 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8190 Only propagate addresses which do not have abnormal SSA_NAMEs
8193 2008-02-15 Joseph Myers <joseph@codesourcery.com>
8196 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
8198 2008-02-15 Jan Hubicka <jh@suse.cz>
8201 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
8203 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8206 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
8207 when calculating alignment_pad.
8209 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8211 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
8212 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
8213 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
8214 and STACK_BOUNDARY define.
8216 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
8218 PR preprocessor/35061
8219 * c-pragma.c (handle_pragma_pop_macro): Check that
8220 pushed_macro_table has been allocated.
8222 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
8225 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
8226 (force_gimple_operand): Likewise.
8227 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8228 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8229 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8230 (find_interesting_uses_address): Check addressability and alignment
8231 of the base expression only after substituting bases of IVs into it.
8233 2008-02-14 Michael Matz <matz@suse.de>
8236 * function.c (instantiate_virtual_regs_in_insn): Reload address
8237 before falling back to reloading the whole operand.
8239 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8241 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8242 before the first section switch note.
8244 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8246 * doc/bugreport.texi: Update copyright years.
8247 * doc/c-tree.texi: Likewise.
8248 * doc/cfg.texi: Likewise.
8249 * doc/cpp.texi: Likewise.
8250 * doc/cppinternals.texi: Likewise.
8251 * doc/fragments.texi: Likewise.
8252 * doc/frontends.texi: Likewise.
8253 * doc/gcc.texi: Likewise.
8254 * doc/gty.texi: Likewise.
8255 * doc/hostconfig.texi: Likewise.
8256 * doc/implement-c.texi: Likewise.
8257 * doc/libgcc.texi: Likewise.
8258 * doc/loop.texi: Likewise.
8259 * doc/makefile.texi: Likewise.
8260 * doc/options.texi: Likewise.
8261 * doc/passes.texi: Likewise.
8262 * doc/rtl.texi: Likewise.
8263 * doc/sourcebuild.texi: Likewise.
8264 * doc/standards.texi: Likewise.
8265 * doc/tree-ssa.texi: Likewise.
8266 * doc/trouble.texi: Likewise.
8268 * doc/extend.texi: Use @: or add comma where appropriate.
8269 * doc/invoke.texi: Likewise.
8270 * doc/tm.texi: Likewise.
8272 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8275 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8278 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8280 * doc/md.texi (clz, ctz): Add reference.
8281 * doc/rtl.texi (clz, ctz): Likewise.
8283 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8286 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8289 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8291 * config/s390/s390.c (struct constant_pool): New field
8292 emit_pool_after added.
8293 (s390_mainpool_start): Set the emit_pool_after flag according
8294 to the section switch notes.
8295 (s390_mainpool_finish): Consider emit_pool_after when emitting
8296 the literal pool at the end of the function.
8297 (s390_chunkify_start): Force literal pool splits at section
8300 2008-02-13 Michael Matz <matz@suse.de>
8303 * var-tracking.c (clobber_variable_part): Correctly traverse the
8306 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8309 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8310 Add -fdump-ipa-inline.
8311 * tree-dump.c (dump_files): Remove tree-inlined dump.
8312 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8314 2008-02-12 Richard Guenther <rguenther@suse.de>
8316 PR tree-optimization/35171
8317 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8320 2008-02-12 Richard Guenther <rguenther@suse.de>
8323 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8324 value-preserving mode. Disallow final truncation.
8326 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8329 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8330 code from here to...
8331 (force_gimple_operand): ...here.
8333 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8336 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8337 non-compatible pointers.
8338 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8339 different FIELD_DECLs, try harder by comparing field offsets, sizes
8343 * function.c (match_asm_constraints_1): Don't replace the same input
8346 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8348 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8349 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8350 (expand_epilogue): Restore RAMPZ register.
8351 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8353 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8355 * config/i386/cygwin.asm: (__alloca): Correct calling
8356 convention and alignment.
8357 (__chkstk): Force 8 byte stack alignment.
8359 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8360 Richard Guenther <rguenther@suse.de>
8362 PR tree-optimization/33992
8363 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8364 the zero we compare against.
8366 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8369 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8370 to CloseHandle after unlocking to prevent accumulation of handle
8373 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8376 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8377 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8378 and update LABEL_NUSES during and after reload.
8380 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8383 * combine.c (simplify_if_then_else): Make sure the comparison is
8384 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8386 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8389 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8390 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8391 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8392 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8393 * tree.h (get_type_static_bounds): Likewise.
8395 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8397 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8398 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8399 Make -Wfoo language annotations match what the compiler outputs.
8401 2008-02-08 Sa Liu <saliu@de.ibm.com>
8403 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8404 intrinsics spu_convts, spu_convtu, spu_convtf.
8406 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8408 * doc/extend.texi (Function Attributes) <noinline>: Mention
8409 asm ("") as method to keep calls.
8411 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8414 * doc/options.texi (Options): Replace references to opts.sh with
8416 * opts-common.c: Likewise.
8417 * optc-gen.awk: Likewise.
8419 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8421 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8423 2008-02-07 Richard Henderson <rth@redhat.com>
8426 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8427 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8430 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8432 PR tree-optimization/35085
8433 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8434 for operand entry oe2 in addition to operand entry oe3 in order to
8435 expose more opportunities for vectorizer sum reduction.
8437 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8440 * Makefile.in (LIBS): Remove $(GMPLIBS).
8441 (cc1-dummy, cc1): Add $(GMPLIBS).
8443 2008-02-06 Jan Hubicka <jh@suse.cz>
8446 * i386.md (moddf_integer): Do not produce partial memory stalls for
8447 targets where it hurts.
8449 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8452 * optabs.c (expand_float): Do not check for decimal modes when
8453 expanding unsigned integer through signed conversion.
8455 2008-02-06 Nick Clifton <nickc@redhat.com>
8457 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8458 inside the clobber with a match_operand and duplicated operand
8459 number in the constraint.
8460 (ineqbranchsi): Delete redundant comment.
8462 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8464 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8465 builtin_define ("__USE_INIT_FINI__").
8466 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8468 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8470 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8472 PR documentation/30330
8473 * doc/invoke.texi (C++ Dialect Options)
8474 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8475 For each warning option -Wfoo that allows -Wno-foo, ensure both
8476 -Wfoo and -Wno-foo are listed in the option index. Fix index
8477 entry of -Wswitch-default, index -Wnormalized= including the
8478 `=', and -Wlarger-than-@var{len} including @var{len}.
8480 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8482 * config/i386/i386.md (floatunssisf2): Use
8483 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8484 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8485 Macroize expander using MODEF mode iterator.
8487 2008-02-05 Diego Novillo <dnovillo@google.com>
8489 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8492 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8494 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8497 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8499 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8502 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8503 to indicate if a message should be generated.
8504 (init_cumulative_args): Updated.
8505 (function_value_32): Likewise.
8507 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8509 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8511 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8514 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8515 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8517 2008-02-04 Diego Novillo <dnovillo@google.com>
8519 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8522 * tree-vrp.c (vrp_evaluate_conditional): With
8523 -Wtype-limits, emit a warning when comparing against a
8524 constant outside the natural range of OP0's type.
8526 2008-02-04 Richard Guenther <rguenther@suse.de>
8529 * expr.c (count_type_elements): Give for unions instead of
8532 2008-02-04 Richard Guenther <rguenther@suse.de>
8535 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8536 to TYPE_DOMAINs base type instead of using bitsizetype here.
8538 2008-02-03 Jason Merrill <jason@redhat.com>
8540 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8542 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8545 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8546 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8547 (RS/6000 and PowerPC Options): Fix typos and markup.
8548 * doc/passes.texi (Tree-SSA passes): Likewise.
8550 2008-02-02 Michael Matz <matz@suse.de>
8553 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8554 from record_last_reg_set_info.
8555 (record_last_reg_set_info): Take an RTX argument, iterate over all
8556 constituent hardregs.
8557 (record_last_set_info, record_opr_changes): Change calls to
8558 new signature or to record_last_reg_set_info_regno.
8560 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8562 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8564 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8566 PR rtl-optimization/34773
8567 * reg-notes.def (EQUAL): Mention significance of combination of
8568 REG_EQUAL and REG_RETVAL.
8569 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8570 insn that has a REG_RETVAL.
8572 2008-02-01 Roger Sayle <roger@eyesopen.com>
8575 * configure.ac (--enable-fixed-point): Disable unless explicitly
8577 * configure: Regenerate.
8579 2008-02-01 Richard Guenther <rguenther@suse.de>
8582 * invoke.texi (-finline-limit): Remove no longer true parts
8583 of the documentation. Note that there is no default value.
8585 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8586 Mark Mitchell <mark@codesourcery.com>
8587 Ben Elliston <bje@au.ibm.com>
8590 * doc/extend.texi (Other Builtins): Document.
8592 2008-01-31 Tom Browder <tom.browder@gmail.com>
8594 * doc/c-tree.texi (Types): Fix grammar.
8595 (Expression trees): Ditto.
8596 * doc/passes.texi (Tree-SSA passes): Ditto.
8598 * doc/configterms.texi (Configure Terms): Fix typo.
8599 * doc/cpp.texi (Common Predefined Macros): Ditto.
8600 * doc/md.texi (Machine Constraints): Ditto.
8602 * doc/makefile.texi (Makefile): Add comma.
8604 2008-01-31 Tom Browder <tom.browder@gmail.com>
8605 Gerald Pfeifer <gerald@pfeifer.com>
8607 * doc/sourcebuild.texi (Front End): Remove references to CVS
8608 and CVSROOT/modules.
8609 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8610 (Back End): Remove reference to CVS.
8612 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8615 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8617 (mips16_gp_pseudo_reg): ...here.
8618 * config/mips/mips.md (load_const_gp): Replace with...
8619 (load_const_gp_<mode>): ...this :P-based insn.
8621 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8623 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8624 options. Minor fixes.
8625 (-std): Move reference to standards closer to where language
8626 standards are first mentioned.
8628 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8630 PR rtl-optimization/34995
8631 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8632 parameter and return a bool. If the rtx parameter is nonnull,
8633 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8634 (find_reloads): Update call accordingly. Pass the new operand
8635 if it needed no address reloads, otherwise pass null.
8637 2008-01-30 Richard Henderson <rth@redhat.com>
8640 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8641 for unbounded arrays.
8643 2008-01-30 Silvius Rus <rus@google.com>
8645 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8647 2008-01-30 Jan Hubicka <jh@suse.cz>
8650 * i386.c (init_cumulative_args): Use real function declaration when
8653 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8655 PR rtl-optimization/34998
8656 * global.c (build_insn_chain): Treat non-subreg_lowpart
8657 SUBREGs of pseudos as clobbering all the words covered by the
8658 SUBREG, not just all the bytes.
8659 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8660 original df_ref rather than an extract parameter.
8661 (global_conflicts): Update call accordingly.
8663 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8665 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8666 the overflow check to make it easier to read.
8667 (__fixtfdi): Change the type of the ll member in union
8668 long_double to UDItype_x.
8670 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8673 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8674 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8675 * tree-inline.c (fold_marked_statements): Call
8676 cgraph_update_edges_for_call_stmt if folding a call statement.
8677 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8678 debug_generic_stmt calls, reset it back afterwards.
8681 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8683 * c-typeck.c (build_external_ref): Don't pedwarn about
8684 static vars in current function's scope.
8686 2008-01-29 Joseph Myers <joseph@codesourcery.com>
8688 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
8690 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
8693 * ipa-struct-reorg.c: Fix spelling.
8694 * params.def: Ditto.
8696 2008-01-29 Richard Guenther <rguenther@suse.de>
8699 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
8701 * tree-inline.c (remap_type): Increment remapping_type_depth
8702 around remapping types.
8703 (copy_body_r): Only add referenced variables if they are referenced
8704 from code, not types.
8706 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
8717 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
8718 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
8720 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
8723 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
8724 pointer for tiny stack.
8726 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8728 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8730 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8732 * config/vx-common.h: Fix typo in comment.
8734 2008-01-28 Ian Lance Taylor <iant@google.com>
8738 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8739 coalesce pointers if they have different DECL_NO_TBAA_P values.
8740 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8741 between variables with different DECL_NO_TBAA_P values.
8743 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8746 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8747 are not legitimate small data references on SPE targets.
8749 2008-01-28 David Daney <ddaney@avtrex.com>
8751 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8753 2008-01-28 David Daney <ddaney@avtrex.com>
8755 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8757 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8759 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8760 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8761 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8762 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8763 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8764 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8765 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8766 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8768 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8770 * basic-block.h (condjump_equiv_p): Fix comment.
8772 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8774 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8775 print_generic_stmt_indented): Fix comment.
8777 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8779 * configure.ac (__stack_chk_fail): Add detecion for availability
8780 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8781 * configure: Regenerate.
8783 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8786 * final.c (output_addr_const): Handle TRUNCATE.
8788 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8791 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8792 (zero_cost, infinite_cost): New constants.
8793 (struct cost_pair): Change type of cost to comp_cost.
8794 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8795 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8797 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8798 split_address_cost, ptr_difference_cost, difference_cost,
8799 get_computation_cost_at, get_computation_cost,
8800 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8801 determine_use_iv_cost_condition, determine_use_iv_costs,
8802 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8803 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8804 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8805 Change type of cost to comp_cost.
8806 (determine_iv_cost): Increase cost of non-original ivs, instead
8807 of decreasing the cost of original ones.
8808 (get_address_cost): Indicate the complexity of the addressing mode
8810 (try_add_cand_for): Prefer using ivs not specific to some object.
8811 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8813 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8814 Janis Johnson <janis187@us.ibm.com>
8817 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8818 (TARGET_INSTANTIATE_DECLS): Likewise.
8819 * target.h (expand_to_rtl_hook): New target hook.
8820 (instantiate_decls): Likewise.
8821 * function.c (instantiate_decl): Make non-static. Rename to...
8822 (instantiate_decl_rtl): ... this.
8823 (instantiate_expr): Use instantiate_decl_rtl.
8824 (instantiate_decls_1): Likewise.
8825 (instantiate_decls): Likewise.
8826 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8827 * function.h (instantiate_decl_rtl): Add prototype.
8828 * cfgexpand.c (target.h): New include.
8829 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8830 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8831 (TARGET_INSTANTIATE_DECLS): Likewise.
8832 (TARGET_INITIALIZER): New target hooks added.
8833 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8835 * config/rs6000/rs6000.c (tree-flow.h): New include.
8836 (machine_function): Add sdmode_stack_slot field.
8837 (rs6000_alloc_sdmode_stack_slot): New function.
8838 (rs6000_instantiate_decls): Likewise.
8839 (rs6000_secondary_memory_needed_rtx): Likewise.
8840 (rs6000_check_sdmode): Likewise.
8841 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8842 (TARGET_INSTANTIATE_DECLS): Likewise.
8843 (rs6000_hard_regno_mode_ok): Allow SDmode.
8844 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8845 (rs6000_emit_move): Handle SDmode.
8846 (function_arg_advance): Likewise.
8847 (function_arg): Likewise.
8848 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8849 SDmode var args for 32-bit compiles.
8850 (rs6000_secondary_reload_class): Handle SDmode.
8851 (rs6000_output_function_epilogue): Likewise.
8852 (rs6000_function_value): Simplify if statement.
8853 (rs6000_libcall_value): Likewise.
8854 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8855 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8856 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8857 (movsd_hardfloat): New define_insn.
8858 (movsd_softfloat): Likewise.
8859 (movsd_store): Likewise.
8860 (movsd_load): Likewise.
8861 (extendsddd2): Likewise.
8862 (extendsdtd2): Likewise.
8863 (truncddsd2): Likewise.
8864 (movdd_hardfloat64): Fixup comment.
8865 (UNSPEC_MOVSD_LOAD): New constant.
8866 (UNSPEC_MOVSD_STORE): Likewise.
8868 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8871 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8873 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8874 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8875 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8878 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8881 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8882 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8883 __LONGDOUBLE128 too.
8884 * config/rs6000/aix61.h: New file.
8886 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8888 PR rtl-optimization/34959
8889 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8890 popcount and parity rtxes the same mode as their operand.
8891 Truncate or extend the result to the return value's mode
8894 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8897 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8898 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8899 to GOT_VERSION_REGNUM.
8900 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8901 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8902 * config/mips/mips.c (mips_emit_call_insn): New function.
8903 (mips_call_tls_get_addr): Call mips_expand_call directly.
8904 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8906 (mips16_build_call_stub): Likewise. Return the call insn or null.
8907 (mips_expand_call): Update the call to mips16_build_call_stub
8908 accordingly and a remove redundant condition. Assert that MIPS16
8909 stubs do not use lazy binding. Use mips_emit_call_insn and return
8911 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8913 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8914 (mips_avoid_hazard): Remove hazard_set handling.
8915 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8916 (UNSPEC_RESTORE_GP): ...this.
8917 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8918 (FAKE_CALL_REGNO): Rename to...
8919 (GOT_VERSION_REGNUM): ...this.
8920 (type): Add "ghost" value. Add an associated insn reservation.
8921 (hazard_set): Remove.
8922 (exception_receiver): Rename to...
8923 (restore_gp): ...this and update the unspec identifier accordingly.
8924 (exception_receiver, nonlocal_got_receiver): New expanders.
8925 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8926 FAKE_CALL_REGNO. Remove hazard_set attribute.
8927 (set_got_version, update_got_version): New patterns.
8929 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8932 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8934 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8937 * doc/install.texi2html: Generate gcc-vers.texi.
8939 2008-01-25 DJ Delorie <dj@redhat.com>
8941 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8943 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8945 * config/c4x: Remove directory.
8946 * config.gcc (crx-*, mt-*): Mark obsolete.
8947 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8948 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8949 sh-*-rtemscoff*): Remove cases.
8950 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8951 * real.c (encode_c4x_single, decode_c4x_single,
8952 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8953 c4x_extended_format): Remove.
8954 * real.h (c4x_single_format, c4x_extended_format): Remove.
8955 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8957 (Pragmas): Remove comment about c4x pragmas.
8958 * doc/install.texi (c4x): Remove target-specific instructions.
8959 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8960 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8961 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8962 refer to C4x source files as examples.
8963 (C4X_FLOAT_FORMAT): Remove documentation.
8965 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8967 * config/bfin/bfin.c (override_options): Reorder tests so that
8968 flag_pic gets enabled for -msep-data.
8970 2008-01-25 Richard Guenther <rguenther@suse.de>
8973 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8974 to its bitfield precision if required.
8976 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8979 * tree-nested.c (walk_omp_for): New function.
8980 (convert_nonlocal_reference, convert_local_reference): Call
8981 walk_omp_for on OMP_FOR.
8982 (convert_call_expr): Call walk_body on OMP_FOR's
8983 OMP_FOR_PRE_INIT_BODY.
8985 2008-01-25 Richard Guenther <rguenther@suse.de>
8987 PR tree-optimization/34966
8988 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8989 default defs and PHI_NODEs we have to insert after the
8992 2008-01-24 Nick Clifton <nickc@redhat.com>
8994 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8995 Provide a default definition.
8996 (LIBGCC2_UNITS_PER_WORD): Likewise.
8998 * config/stormy16/stormy16.c: Include df.h for the prototype
8999 for df_regs_ever_live_p.
9000 (xstormy16_expand_builtin_va_start): Convert the stack offset
9001 into a component_ref and then use POINTER_PLUS_EXPR to add it
9002 to the incoming_virtual_args_rtx.
9003 (xstormy16_gimplify_va_arg_expr): Rename to
9004 xstormy16_gimplify_va_arg_expr.
9005 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
9006 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
9007 xstormy16_gimplify_va_arg_expr.
9008 Fix up some formatting issues.
9010 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
9011 Move to predicates.md.
9012 (xs_hi_general_operand): Likewise.
9013 (xs_hi_nonmemory_operand): Likewise.
9014 * config/stormy16/predicates.md:
9015 (xstormy16_carry_plus_operand): New predicate.
9016 (xs_hi_general_operand): New predicate.
9017 (xs_hi_nonmemory_operand): New predicate.
9018 * config/stormy16/stormy16-protos.h:
9019 (xstormy16_carry_plus_operand): Delete prototype.
9020 (xs_hi_general_operand): Likewise.
9021 (xs_hi_nonmemory_operand): Likewise.
9023 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
9024 modifiers as they are no longer needed and they can trigger
9025 reload spill failures.
9027 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
9028 with a match_operand in order to help reload.
9030 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
9031 constraint with 'e' for the 8th alternative as this version of
9032 the mov.w instruction only accepts the lower 8 registers.
9034 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
9037 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
9038 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
9041 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9044 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
9046 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9048 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
9050 (remove_structure): Update allocations list before removing structure.
9052 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9054 * ipa-struct-reorg.c (is_safe_cond_expr,
9055 create_new_stmts_for_cond_expr): Use integer_zerop function,
9056 that recognize not only zero-pointer, but zero-integer too.
9058 2008-01-25 Ben Elliston <bje@au.ibm.com>
9061 * fixproto: Escape "." in sed expression that strips leading "./".
9063 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
9066 * gcc.c (SWITCH_OK): Removed.
9067 (SWITCH_LIVE): Changed to bit.
9068 (SWITCH_FALSE): Likewise.
9069 (SWITCH_IGNORE): Likewise.
9070 (switchstr): Change live_cond to unsigned int.
9071 (process_command): Replace SWITCH_OK with 0.
9072 (do_self_spec): Likewise.
9073 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
9074 (give_switch): Likewise.
9075 (used_arg): Likewise.
9076 (do_spec_1): Set the SWITCH_IGNORE bit.
9077 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
9078 bits. Set the SWITCH_LIVE bit.
9080 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9082 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
9084 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
9086 PR tree-optimization/34472
9087 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
9088 parameter to a "bool *" and set *DATA to false if there is
9089 an unsafe access. Do not delete the structure here.
9090 (check_cond_exprs): Delete it here instead.
9091 (check_cond_exprs, exclude_cold_structs): Do not increase
9092 I when removing a structure.
9094 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
9097 * config/i386/i386.c (ix86_expand_vector_init): Consider only
9098 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
9100 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
9103 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
9104 a fixed vector for stack.
9106 2008-01-24 Ben Elliston <bje@au.ibm.com>
9109 * doc/gcc.texi (Software development): Add a direntry for g++.
9111 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
9113 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
9114 stale and straggling -fforce-addr comments above.
9116 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
9118 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
9119 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
9121 2008-01-23 Michael Matz <matz@suse.de>
9124 * dwarf2out.c (force_type_die): Use modified_type_die instead of
9127 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
9129 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
9132 2008-01-23 Anatoly Sokolov <aesok@post.ru>
9134 * config/avr/avr.c (avr_current_arch): New variable.
9135 (avr_arch_types): Add 'avr31' and 'avr51' entries.
9136 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
9137 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
9138 (avr_override_options): Init 'avr_current_arch'.
9139 (base_arch_s): Move from here...
9140 * config/avr/avr.h (base_arch_s): ... here. Add new members
9141 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
9142 'mega' to 'have_jmp_call'.
9143 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
9144 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
9146 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
9148 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9149 MULTILIB_MATCHES): (Ditto.).
9151 2008-01-23 Richard Guenther <rguenther@suse.de>
9154 * cgraphunit.c (cgraph_reset_node): Always mark the node
9155 not reachable if it is not queued already.
9157 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
9159 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
9160 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
9161 (cputype_selected): New static variable.
9162 (bfin_handle_option): Set it if -mcpu is used.
9163 (override_option): Select default set of workarounds if no cpu type
9164 selected on the command line.
9165 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
9167 From Michael Frysinger <michael.frysinger@analog.com>
9168 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
9169 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
9171 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
9172 for bf547, bf523, bf524, and bf526.
9173 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
9175 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9176 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
9177 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
9178 __ADSPBF547__ and __ADSPBF54x__ for bf547.
9179 * doc/invoke.texi (Blackfin Options): Document that
9180 -mcpu now accept bf547, bf523, bf524, and bf526.
9182 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
9184 PR rtl-optimization/34628
9185 * combine.c (try_combine): Stop and undo after the first combination
9186 if an autoincrement side-effect on the first insn has effectively
9189 2008-01-22 David Edelsohn <edelsohn@gnu.org>
9192 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
9193 Offset addresses are not valid for Altivec or paired float modes.
9195 2008-01-22 Jakub Jelinek <jakub@redhat.com>
9198 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
9199 if DECL_INITIAL (decl) is error_mark_node.
9202 * c-common.c (handle_vector_size_attribute): Only allow
9203 integral, scalar float and fixed point types. Handle OFFSET_TYPE
9204 the same way as pointer, array etc. types.
9205 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
9208 * tree.c (build_type_attribute_qual_variant): Call
9209 build_qualified_type if attributes are equal, but quals are not.
9211 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9214 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
9215 * flags.h (warn_strict_aliasing): Remove.
9216 (warn_strict_overflow): Remove.
9217 * opts.c (warn_strict_aliasing): Remove.
9218 (warn_strict_overflow): Remove.
9219 * c-opts.c (c_common_handle_option): -Wall only sets
9220 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
9221 (c_common_post_options): Give default values to -Wstrict-aliasing
9222 and -Wstrict-overflow if they are uninitialized.
9223 * common.opt (Wstrict-aliasing): Specify Var and Init.
9224 (Wstrict-overflow): Likewise.
9226 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9228 PR rtl-optimization/26854
9229 PR rtl-optimization/34400
9230 PR rtl-optimization/34884
9231 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9233 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9234 (df_rd_bb_info.expanded_lr_out): Deleted
9235 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9236 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9237 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9238 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9239 Removed code to allocate, initialize or free expanded_lr_out.
9240 (df_rd_bb_local_compute_process_def): Restructured to make more
9242 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9243 sets if the sets are being trimmed.
9245 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9248 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9249 (as_vers): Likewise.
9250 * configure: Regenerated.
9252 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9255 * tree-pass.h (pass_build_alias): New pass.
9256 * tree-ssa-alias.c (gate_build_alias): New.
9257 (pass_build_alias): New.
9258 * passes.c (init_optimization_passes): Add pass_build_alias after
9259 pass_create_structure_vars.
9261 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9263 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9264 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9265 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9266 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9267 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9268 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9269 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9270 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9271 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9272 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9273 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9274 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9275 * config/s390/s390.md (FP_ALL): New mode iterator.
9276 (_d): New mode attribute.
9277 ("*signbit<mode>2>"): Changed mode of first operand.
9278 ("isinf<mode>2"): Changed mode of first operand.
9279 ("*TDC_insn"): Adaptation for DFP modes.
9281 2008-01-22 Ben Elliston <bje@au.ibm.com>
9283 * tree.c (check_qualified_type): Improve function description.
9285 2008-01-21 Jason Merrill <jason@redhat.com>
9288 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9289 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9292 2008-01-21 DJ Delorie <dj@redhat.com>
9294 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9297 2008-01-21 Richard Guenther <rguenther@suse.de>
9300 * tree-cfg.c (verify_expr): Allow all invariant expressions
9301 instead of just constant class ones as reference argument.
9302 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9303 like any other constant.
9304 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9306 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9308 * regmove.c (fixup_match_1): Update call crossed frequencies.
9310 2008-01-21 Richard Guenther <rguenther@suse.de>
9313 * tree-inline.c (setup_one_parameter): Deal with mismatched
9314 types using a VIEW_CONVERT_EXPR.
9316 2008-01-21 Alon Dayan <alond@il.ibm.com>
9317 Olga Golovanevsky <olga@il.ibm.com>
9319 PR tree-optimization/34701
9320 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9321 when the structure size is not a power of 2.
9323 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9325 * doc/install.texi: Add doc for --enable-checking=df.
9327 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9329 PR rtl-optimization/34808
9330 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9332 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9334 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9337 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9339 PR rtl-optimization/26854
9340 PR rtl-optimization/34400
9341 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9343 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9344 (df_rd_bb_info.expanded_lr_out): New.
9345 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9346 * loop_iv.c (iv_analysis_loop_init): Ditto.
9347 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9348 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9349 Added code to allocate, initialize or free expanded_lr_out.
9350 (df_rd_bb_local_compute_process_def): Restructured to make
9351 more understandable.
9352 (df_rd_confluence_n): Add code to do nothing with fake edges and
9353 code to no apply invalidate_by_call sets if the sets are being trimmed.
9354 (df_lr_local_finalize): Renamed to df_lr_finalize.
9355 (df_live_local_finalize): Renamed to df_live_finalize.
9357 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9360 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9361 deciding whether to use reciprocal instructions.
9363 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9365 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9366 dwarf2out_note_section_used if cold_text_section is NULL.
9368 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9370 PR gcov-profile/34610
9371 * tree-cfg.c (make_edges): Mark both outgoing edges from
9372 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9373 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9374 from OMP_FOR and OMP_CONTINUE outgoing edges.
9376 * tree-profile.c (tree_profiling): Return early if
9377 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9379 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9380 from cfun to child_cfun.
9381 * function.h (struct function): Add after_tree_profile bit.
9383 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9385 * config/avr/avr.S (_exit): Disable interrupt.
9387 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9388 Steven Bosscher <stevenb.gcc@gmail.com>
9390 PR rtl-optimization/26854
9391 PR rtl-optimization/34400
9392 * df-problems.c (df_live_scratch): New scratch bitmap.
9393 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9394 (df_live_reset): Clear the proper bitmaps.
9395 (df_live_bb_local_compute): Only process the artificial defs once
9396 since the order is not important.
9397 (df_live_init): Init the df_live sets only with the variables
9398 found live by df_lr.
9399 (df_live_transfer_function): Use the df_lr sets to prune the
9400 df_live sets as they are being computed.
9401 (df_live_free): Free df_live_scratch.
9403 2008-01-18 Ian Lance Taylor <iant@google.com>
9405 * common.opt: Add fmerge-debug-strings.
9406 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9407 flag_merge_debug_strings rather than flag_merge_constants.
9408 * doc/invoke.texi (Option Summary): Mention
9409 -fmerge-debug-strings.
9410 (Debugging Options): Document -fmerge-debug-strings.
9412 2008-01-18 Ian Lance Taylor <iant@google.com>
9415 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9416 (struct tree_function_decl): Add new field operator_new_flag.
9417 * tree-inline.c (expand_call_inline): When inlining a call to
9418 operator new, force the return value to go into a variable, and
9419 set DECL_NO_TBAA_P on that variable.
9420 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9422 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9425 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9426 DWARF2_DEBUGGING_INFO.
9427 (dwarf2out_note_section_used): Ditto. Add prototype.
9428 (have_multiple_function_sections, text_section_used,
9429 cold_text_section_used, *cold_text_sections): Move declarations
9432 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9434 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9435 field and add signal_ra.
9436 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9437 assignments to frame state pc. Move end of stack check after
9438 MD_FALLBACK_FRAME_STATE_FOR.
9439 (uw_update_context_1): Use frame state signal_regs if set, instead
9440 of checking signal_frame flag.
9441 (uw_update_context): Use frame state signal_ra if set.
9442 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9443 * config/xtensa/linux-unwind.h: New file.
9445 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9447 * modulo-sched.c (get_sched_window): Fix comment typo.
9449 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9451 PR tree-optimization/34648
9452 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9454 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9456 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9457 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9459 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9461 PR rtl-optimization/34400
9462 * df-core.c (df_worklist_dataflow_overeager,
9463 df_worklist_dataflow_doublequeue): New functions.
9464 (df_worklist_dataflow): Two different worklist solvers.
9465 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9468 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9471 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9472 and ftree-parallelize-loops.
9474 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9476 PR rtl-optimization/34826
9477 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9479 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9481 * global.c (find_reg): Mark the eh regs as used if necessary.
9482 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9483 * ra.h (struct allocno): no_eh_reg field added. Changed
9484 no_stack_reg type to bitfield.
9486 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9488 * tree.c (substitute_in_expr): Add missing 'break'.
9490 2008-01-17 Richard Guenther <rguenther@suse.de>
9492 PR tree-optimization/34825
9493 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9494 x / x as division to handle.
9496 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9498 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9499 "-pthread" is specified.
9500 * pa-hpux11.h (LIB_SPEC): Likewise.
9502 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9503 Peter Bergner <bergner@vnet.ibm.com>
9505 PR rtl-optimization/33796
9506 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9508 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9510 PR libgfortran/34699
9511 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9513 * pa-hpux10.h (LINK_SPEC): Likewise.
9514 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9516 2008-01-16 Richard Guenther <rguenther@suse.de>
9519 * fold-const.c (fold_convert_const_int_from_int): Do not
9520 set overflow if that occured only because of a sign extension
9521 change when converting from/to a sizetype with the same
9522 precision and signedness.
9524 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9527 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9528 location address to the correct place. Update copyright year.
9530 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9532 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9533 no dependences in the dependence_relations vector.
9535 2008-01-16 Jan Hubicka <jh@suse.cz>
9537 PR rtl-optimization/31396
9538 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9539 * cfg.c (dump_reg_info): Print it.
9540 * regs.h (struct reg_info_t): add freq_calls_crossed.
9541 (REG_FREQ_CALLS_CROSSED): New macro.
9542 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9543 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9544 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9545 regmove_optimize): Update call crossed frequencies.
9546 * local-alloc.c (struct qty): Add freq_calls_crossed.
9547 (alloc_qty): Copute freq_calls_crossed.
9548 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9549 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9550 * ra.h (struct allocno): Add freq_calls_crossed.
9552 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9554 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9555 libgomp when compiling with ftree-parallelize-loops.
9556 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9558 2008-01-16 Richard Guenther <rguenther@suse.de>
9560 PR tree-optimization/34769
9561 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9562 * tree.c (int_cst_value): Instead make this function more
9563 permissive in what it accepts as valid input. Document this
9564 function always sign-extends the value.
9566 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9567 Richard Guenther <rguenther@suse.de>
9570 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9571 (gimple_fold_indirect_ref_rhs): ... this.
9572 (gimple_fold_indirect_ref): New function with foldings
9573 that preserve lvalueness.
9574 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9575 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9576 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9577 to fold an INDIRECT_REF, fall back to the old use of
9578 fold_indirect_ref_1.
9580 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9582 * tree-data-ref.c (subscript_dependence_tester_1): Call
9583 free_conflict_function.
9584 (compute_self_dependence): Same.
9586 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9589 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9590 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9592 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9593 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9594 for DWARF2_UNWIND_INFO targets.
9596 2008-01-16 Richard Guenther <rguenther@suse.de>
9599 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9600 type qualifiers for function types.
9602 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9604 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9605 loop_iterator li from previous commit.
9607 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9609 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9611 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9613 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9614 (parallelize_loops): Don't parallelize irreducible components.
9616 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9619 * c-opts (c_common_post_options): Do not enable CPP
9620 flag_pedantic_errors by default.
9622 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9624 PR rtl-optimization/31944
9625 * cse.c (remove_pseudo_from_table): New function.
9626 (merge_equiv_classes): Use above function to remove pseudo-registers.
9627 (invalidate): Likewise.
9629 2008-01-13 Richard Guenther <rguenther@suse.de>
9632 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9633 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9635 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9637 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9638 validate_change to unshare the source of the PC set.
9640 2008-01-12 Jan Hubicka <jh@suse.cz>
9643 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9644 references above array bounds. This might trigger bounds checks for
9647 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9649 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9650 new_replaceable_dependencies.
9652 2008-01-12 Doug Kwan <dougkwan@google.com>
9654 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9655 instead of OPT_Wreturn_type in warning due to ignored return type
9657 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9658 options included in -Wextra.
9659 * c.opt: New option -Wignored_qualifiers.
9660 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9661 -Wignore_qualifiers.
9662 (-Wignored-qualifiers): Document.
9663 (-Wreturn-type): Remove description of functionality now handled
9664 by -Wignored-qualifiers.
9666 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9669 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9670 NOP_EXPR if it is between integral types with the same precision.
9672 2008-01-12 Jan Hubicka <jh@suse.cz>
9675 * invoke.texi (max-inline-recursive-depth): Fix default value.
9677 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9679 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9682 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9684 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9686 2008-01-11 James E. Wilson <wilson@specifix.com>
9689 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
9691 2008-01-11 Anatoly Sokolov <aesok@post.ru>
9693 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
9694 save/restore frame pointer register and don't use 'call-prologues'
9695 optimization in function with "OS_task" attribute.
9697 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
9700 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
9701 when copying to memory.
9703 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
9705 PR rtl-optimization/30905
9706 * cfgcleanup.c: Include dce.h
9707 (crossjumps_occured): New global variable.
9708 (try_crossjump_bb): Exit loop after finding a fallthru edge.
9709 If something changed, set crossjumps_occured to true.
9710 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
9711 Don't add/remove fake edges to exit here...
9712 (cleanup_cfg): ...but do it here, when crossjumping.
9713 Run a fast DCE when successful crossjumps occured in the latest
9714 iteration of try_optimize_cfg.
9716 2008-01-11 Richard Guenther <rguenther@suse.de>
9718 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
9719 (struct vn_unary_op_s): Likewise.
9720 (vn_reference_insert): Free old reference on hash collision.
9722 2008-01-10 Raksit Ashok <raksit@google.com>
9724 PR rtl-optimization/27971
9725 * combine.c (find_split_point): Split PLUS expressions which are
9726 inside a MEM rtx, and whose first operand is complex.
9728 2008-01-10 DJ Delorie <dj@redhat.com>
9730 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9731 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9732 (m32c_hard_regno_ok): Call the underlying function.
9734 2008-01-10 Richard Guenther <rguenther@suse.de>
9737 * tree-cfg.c (tree_merge_blocks): Do not go through the
9738 full-blown folding and stmt updating path if we just deal
9739 with virtual operands.
9740 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9741 test for abnormal SSA_NAMEs.
9743 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9746 * reload.c (push_reload): Add assertions. All constants from
9747 reg_equiv_constant should have been used for replacing the respective
9749 (find_reloads_address): Invoke find_reloads_address_part for
9750 constant taken from the reg_equiv_constant array.
9752 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9754 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9755 field (valnum) the first in the struct. Replace bools with
9758 2008-01-10 Richard Guenther <rguenther@suse.de>
9760 PR tree-optimization/34651
9761 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9762 types and ordering for masking and converting.
9764 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9766 PR tree-optimization/34017
9767 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9768 also for PHI_NODE expressions.
9770 2008-01-09 Jan Hubicka <jh@suse.cz>
9772 PR tree-optimization/34708
9773 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9774 based on number of case labels.
9775 (init_inline_once): Remove switch_cost.
9776 * tree-inline.h (eni_weights_d): Remove switch_cost.
9778 2008-01-09 Richard Guenther <rguenther@suse.de>
9779 Andrew Pinski <andrew_pinski@playstation.sony.com>
9782 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9783 temporary if an rvalue is ok or an lvalue is not required.
9785 2008-01-09 Richard Guenther <rguenther@suse.de>
9788 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9791 2008-01-09 Richard Guenther <rguenther@suse.de>
9794 * tree.c (host_integerp): Check for sizetype only if the
9795 type is an integer type.
9797 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9800 * opts.c (decode_options): Disable inlining of functions called
9801 once if not in unit-at-a-time mode.
9803 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9805 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9807 2008-01-08 Richard Guenther <rguenther@suse.de>
9810 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9811 out early if the result will be unused.
9813 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9818 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9819 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9822 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9824 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9825 for vectorization tuned.
9827 2008-01-08 Richard Guenther <rguenther@suse.de>
9829 PR tree-optimization/34683
9830 * tree-ssa-operands.c (operand_build_cmp): Export.
9831 * tree-ssa-operands.h (operand_build_cmp): Declare.
9832 * tree-vn.c (vuses_compare): Remove.
9833 (sort_vuses): Use operand_build_cmp.
9834 (sort_vuses_heap): Likewise.
9835 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9836 to re-use old VEC if available. Do not sort already sorted VUSEs.
9837 (vdefs_to_vec): Do not sort already sorted VDEFs.
9839 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9842 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9844 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9847 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9848 limitations of reciprocal sequences on x86 targets.
9850 2008-01-08 Richard Guenther <rguenther@suse.de>
9852 PR tree-optimization/34683
9853 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9855 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9858 * config/darwin.c (darwin_mergeable_string_section): Don't use
9859 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9861 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9864 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9865 negxf2. Macroize expander using X87MODEF mode iterator. Change
9866 predicates of op0 and op1 to register_operand.
9867 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9868 expander using X87MODEF mode iterator. Change predicates of
9869 op0 and op1 to register_operand.
9870 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9871 corresponding patterns and macroize using MODEF macro. Change
9872 predicates of op0 and op1 to register_operand and remove
9873 "m" constraint. Disparage "r" alternative with "!".
9874 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9875 macroize using X87MODEF macro. Change predicates of op0 and op1
9876 to register_operand and remove "m" constraint. Disparage "r"
9877 alternative with "!".
9878 (absneg splitter with memory operands): Remove.
9879 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9880 patterns and macroize using X87MODEF mode iterator.
9881 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9882 Change predicate of op1 to register_operand.
9883 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9884 for memory operands.
9886 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9888 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9890 2008-01-07 Richard Guenther <rguenther@suse.de>
9892 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9895 2008-01-07 Richard Guenther <rguenther@suse.de>
9897 PR tree-optimization/34683
9898 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9899 VOPs of the needed size to save memory. Use VEC_quick_push
9900 to save compile-time.
9901 (vdefs_to_vec): Likewise.
9903 2008-01-07 Sa Liu <saliu@de.ibm.com>
9905 * config/spu/spu.md (divdf3): Genetate inline code for double
9906 division. The implementation doesn't handle INF or NAN, therefore it
9907 only applies when -ffinite-math-only is given.
9909 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9912 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9913 * doc/cpp.texi ([Common Predefined Macros]): Document.
9915 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9917 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9918 order to use commutative addition instead of subtraction.
9920 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9921 Mircea Namolaru <namolaru@il.ibm.com>
9922 Vladimir Yanovsky <yanov@il.ibm.com>
9923 Revital Eres <eres@il.ibm.com>
9925 PR tree-optimization/34263
9926 * tree-outof-ssa.c (process_single_block_loop_latch,
9927 contains_tree_r): New functions.
9928 (analyze_edges_for_bb): Call process_single_block_loop_latch
9929 function to empty single-basic-block latch block if possible.
9931 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9933 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9935 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9937 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9939 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9941 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9943 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9945 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9947 PR tree-optimization/34618
9948 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9951 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9954 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9955 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9956 Update copyright year.
9958 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9959 Update copyright year.
9960 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9963 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9965 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9966 edge does not point to current bb before changing need_assert.
9968 2008-01-04 Richard Guenther <rguenther@suse.de>
9971 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9972 for verifying purposes if they are is_gimple_min_invariant.
9974 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9976 PR tree-optimization/34448
9977 PR tree-optimization/34465
9978 * gimplify.c (gimplify_init_constructor): Add new parameter
9979 notify_temp_creation. Use it.
9980 (gimplify_modify_expr_rhs): Take volatiles into account when
9981 optimizing constructors.
9982 Do not optimize constructors if gimplify_init_constructor will dump to
9984 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9985 * gcc.c-torture/compile/pr34448.c: New.
9987 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9989 PR gcov-profile/34609
9990 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9991 return_slot if result is TREE_ADDRESSABLE.
9993 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9995 * config/mips/mips.md (sqrt_condition): Tweak comment.
9996 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9998 2008-01-03 Tom Tromey <tromey@redhat.com>
10001 * c-common.c (c_type_hash): Handle VLAs.
10003 2008-01-03 Jan Hubicka <jh@suse.cz>
10005 PR tree-optimization/31081
10006 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
10007 0 when inlining and not inlining to first basic block.
10008 (remap_decl): When var is initialized to 0, don't set default_def.
10009 (expand_call_inline): Set entry_bb.
10010 * tree-inline.h (copy_body_data): Add entry_bb.
10012 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10015 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
10018 PR tree-optimization/29484
10019 * tree-inline.c (inline_forbidden_p_2): New function.
10020 (inline_forbidden_p): Disallow inlining if some static var
10021 has an address of a local LABEL_DECL in its initializer.
10022 * doc/extend.texi (Labels as Values): Document &&foo behaviour
10025 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
10027 PR tree-optimization/34635
10028 * tree-data-ref.c (add_other_self_distances): Make sure that the
10029 evolution step is constant.
10031 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10033 PR middle-end/34608
10034 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
10036 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
10038 * tree-sra.c (scalarize_init): Insert the generate_element_init
10039 statements after the generate_element_zero statements.
10041 2008-01-02 Richard Guenther <rguenther@suse.de>
10043 PR middle-end/34093
10044 PR middle-end/31976
10045 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
10046 for very large number of operands instead of ICEing.
10048 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
10051 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
10052 while stack probing.
10054 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
10056 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
10059 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
10061 PR libmudflap/26442
10062 * tree-mudflap.c (mx_register_decls): Guard warning by
10063 !DECL_ARTIFICIAL check.
10065 2008-01-01 Jakub Jelinek <jakub@redhat.com>
10067 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
10068 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
10069 sse5_perm<mode>): Fix constraints.