1 2010-04-16 Doug Kwan <dougkwan@google.com>
3 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
4 missing left parenthesis.
6 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
8 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
9 *btdi_rex64 using SWI48 mode iterator.
10 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
11 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
14 2010-04-16 Anatoly Sokolov <aesok@post.ru>
16 * double-int.h (tree_to_double_int): Convert to macro.
17 * double-int.c (tree_to_double_int): Remove.
19 2010-04-16 Jakub Jelinek <jakub@redhat.com>
22 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
23 with want_address 2 and in case a single element list might be
24 possible, call it again with want_address 0.
26 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
28 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
30 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
31 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
34 * config/h8300/h8300.md (inverted load with HImode dest): Add
37 * config/h8300/predicate.md (bit_operand): Allow immediate values that
38 satisfy 'U' constraint.
40 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
42 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
44 * configure: Regenerate.
45 * config.in: Regenerate.
46 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
49 2010-04-16 Richard Guenther <rguenther@suse.de>
51 * tree.h (struct tree_decl_minimal): Move pt_uid ...
52 (struct tree_decl_common): ... here.
53 (DECL_PT_UID): Adjust.
54 (SET_DECL_PT_UID): Likewise.
55 (DECL_PT_UID_SET_P): Likewise.
57 2010-04-16 Richard Guenther <rguenther@suse.de>
59 PR tree-optimization/43572
60 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
61 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
62 * tree-flow.h (is_call_clobbered): Remove.
63 * tree-flow-inline.h (is_call_clobbered): Likewise.
64 * tree-dfa.c (dump_variable): Do not dump call clobber state.
65 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
66 (execute_return_slot_opt): Adjust.
67 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
68 check for call clobbered vars here.
69 (find_tail_calls): Move tailcall verification to the
72 2010-04-16 Diego Novillo <dnovillo@google.com>
74 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
77 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
80 * config/arm/arm.md (cbranchqi4): New pattern.
81 * config/arm/predicates.md (const0_operand,
82 cbranchqi4_comparison_operator): New predicates.
84 2010-04-16 Richard Guenther <rguenther@suse.de>
86 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
87 (dump_gimple_stmt): Likewise.
89 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
91 * recog.h (struct recog_data): New field is_operator.
92 (struct insn_operand_data): New field is_operator.
93 * recog.c (extract_insn): Set recog_data.is_operator.
94 * genoutput.c (output_operand_data): Emit code to set the
96 * reload.c (find_reloads): Use it rather than testing for an
97 empty constraint string.
100 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
101 If the previous insn is a cbranchsi4_insn with the same arguments,
102 omit the compare instruction.
104 * config/arm/arm.md (addsi3_cbranch): If destination is a high
105 register, inputs must be low registers and we need a low register
106 scratch. Handle alternative 2 like alternative 3.
108 2010-04-16 Jakub Jelinek <jakub@redhat.com>
110 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
111 don't call get_addr on both. If one expression is a VALUE and
112 the other a REG, check VALUE's locs if the REG isn't among them.
114 2010-04-16 Christian Bruel <christian.bruel@st.com>
116 * config/sh/sh.h (sh_frame_pointer_required): New function.
117 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
118 (flag_omit_frame_pointer) Set.
119 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
120 (rounded_frame_size): Adjust size with outgoing_args_size.
121 (sh_set_return_address): Must return from stack pointer.
122 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
123 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
124 (ACCUMULATE_OUTGOING_ARGS): Define.
125 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
126 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
128 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
131 * config/sh/sh.c (sh_legitimize_reload_address): Use
132 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
133 Remove a unneeded check for offset_base.
135 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
137 * configure: Regenerated.
139 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
141 * config/s390/s390.c (s390_call_save_register_used): Switch back
144 2010-04-15 Richard Guenther <rguenther@suse.de>
146 * alias.c (alias_set_subset_of): Handle alias-set zero
149 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
150 Julian Brown <julian@codesourcery.com>
152 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
153 alternatives according to use of high and low regs.
154 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
155 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
156 optimizing for size on Thumb-2.
158 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
160 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
162 2010-04-15 Richard Guenther <rguenther@suse.de>
164 * tree-ssa-structalias.c (struct variable_info): Add
166 (new_var_info): Initialize it.
167 (dump_constraints): Support printing last added constraints.
168 (debug_constraints): Adjust.
169 (dump_constraint_graph): Likewise.
170 (make_heapvar_for): Check for NULL cfun.
171 (get_function_part_constraint): New function.
172 (get_fi_for_callee): Likewise.
173 (find_func_aliases): Properly implement IPA PTA constraints.
174 (process_ipa_clobber): New function.
175 (find_func_clobbers): Likewise.
176 (insert_into_field_list_sorted): Remove.
177 (create_function_info_for): Properly allocate vars for IPA mode.
178 Do not use insert_into_field_list_sorted.
179 (create_variable_info_for): Properly generate constraints for
180 global vars in IPA mode.
181 (dump_solution_for_var): Always dump the solution.
182 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
183 (find_what_var_points_to): Adjust.
184 (pt_solution_set): Change.
185 (pt_solution_ior_into): New function.
186 (pt_solution_empty_p): Export.
187 (pt_solution_includes_global): Adjust.
188 (pt_solution_includes_1): Likewise.
189 (pt_solutions_intersect_1): Likewise.
190 (dump_sa_points_to_info): Check some invariants.
191 (solve_constraints): Move constraint dumping ...
192 (compute_points_to_sets): ... here.
193 (ipa_pta_execute): ... and here.
194 (compute_may_aliases): Do not re-compute points-to info
195 locally if IPA info is available.
196 (ipa_escaped_pt): New global var.
197 (ipa_pta_execute): Properly implement IPA PTA.
198 * tree-into-ssa.c (dump_decl_set): Support dumping
199 decls not in referenced-vars.
200 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
201 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
202 (dump_points_to_solution): Likewise.
203 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
204 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
205 (remap_gimple_stmt): Reset call clobber/use information if
207 (copy_decl_to_var): Copy DECL_PT_UID.
208 (copy_result_decl_to_var): Likewise.
209 * tree.c (make_node_stat): Initialize DECL_PT_UID.
210 (copy_node_stat): Copy it.
211 * tree.h (DECL_PT_UID): New macro.
212 (SET_DECL_PT_UID): Likewise.
213 (DECL_PT_UID_SET_P): Likewise.
214 (struct tree_decl_minimal): Add pt_uid member.
215 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
216 (pt_solution_empty_p): Declare.
217 (pt_solution_set): Adjust.
218 (ipa_escaped_pt): Declare.
219 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
220 * gimple-pretty-print.c (pp_points_to_solution): New function.
221 (dump_gimple_call): Dump call clobber/use information.
222 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
223 * tree-pass.h (TDF_ALIAS): New dump option.
224 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
225 * doc/invoke.texi (-fipa-pta): Update documentation.
227 2010-04-15 Richard Guenther <rguenther@suse.de>
229 * Makefile.in (OBJS-common): Add gimple-fold.o.
230 (gimple-fold.o): New rule.
231 * tree.h (maybe_fold_offset_to_reference,
232 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
234 * gimple.h: ... here.
235 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
236 may_propagate_address_into_dereference): Move prototypes ...
237 * gimple.h: ... here.
238 * tree-ssa-ccp.c (get_symbol_constant_value,
239 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
240 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
241 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
242 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
243 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
244 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
245 gimplify_and_update_call_from_tree): Move ...
246 * gimple-fold.c: ... here. New file.
247 (ccp_fold_builtin): Rename to ...
248 (gimple_fold_builtin): ... this.
249 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
251 2010-04-15 Richard Guenther <rguenther@suse.de>
253 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
254 fit_double_type, force_fit_type_double, add_double_with_sign,
255 neg_double, mul_double_with_sign, lshift_double, rshift_double,
256 lrotate_double, rrotate_double, div_and_round_double): Move ...
257 * double-int.c: ... here.
258 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
259 add_double, neg_double, mul_double_with_sign, mul_double,
260 lshift_double, rshift_double, lrotate_double, rrotate_double,
261 div_and_round_double): Move prototypes ...
262 * double-int.h: ... here.
264 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
267 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
268 matching constraints to ensure inputs match the output.
270 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
273 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
274 in an input-only operand.
276 2010-04-15 Anatoly Sokolov <aesok@post.ru>
278 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
279 (double_int_not, double_int_lshift, double_int_rshift): Declare.
280 (double_int_negative_p): Convert to static inline function.
281 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
282 (double_int_negative_p): Remove.
283 * tree.h (lshift_double, rshift_double):
284 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
285 * fold-const.c (fold_convert_const_int_from_real,
286 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
287 (lshift_double): Change type of arith argument to bool.
288 (rshift_double): Change type of arith argument to bool. Correct
290 * expmed.c (mask_rtx, lshift_value): (Ditto.).
292 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
295 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
296 at the start and end of the then/else blocks, and omit them from the
298 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
299 argument; all callers changed. Pass zero to old_insns_match_p instead.
300 (flow_find_head_matching_sequence): New function.
301 (old_insns_match_p): Check REG_EH_REGION notes for calls.
302 * basic-block.h (flow_find_cross_jump,
303 flow_find_head_matching_sequence): Declare functions.
305 2010-04-14 Jason Merrill <jason@redhat.com>
308 * c-common.c (attribute_takes_identifier_p): New fn.
309 * c-common.h: Declare it.
311 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
313 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
315 (*udivmod<mode>4): Ditto.
317 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
319 * config/i386/i386.md (maxmin_int): Rename code attribute from
320 maxminiprefix and update all users.
321 (maxmin_float): Ditto from maxminfprefix.
322 (logic): Ditto from logicprefix.
323 (absneg_mnemonic): Ditto from absnegprefix.
324 * config/i386/mmx.md: Update all users of maxminiprefix,
325 maxminfprefix and logicprefix for rename.
326 * config/i386/sse.md: Ditto.
327 * config/i386/sync.md (sync_<code><mode>): Update for
330 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
333 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
334 warnings converted to errors.
336 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
338 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
339 used insn_type variable.
340 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
341 to avoid set-but-not-used warning.
343 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
345 * df-core.c (df_ref_debug): Change format string placeholder
347 * dwarf2asm.c (dw2_asm_output_data_raw,
348 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
349 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
350 * dwarf2out.c (output_cfi, output_cfi_directive,
351 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
352 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
354 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
355 * print-rtl.c (print_rtx): Ditto.
357 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
360 * builtins.c (expand_builtin_pow_root): New function to expand pow
361 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
362 series of sqrt and cbrt calls under -ffast-math.
363 (expand_builtin_pow): Call it.
365 2010-04-14 Michael Matz <matz@suse.de>
367 PR tree-optimization/42963
368 * tree-cfg.c (touched_switch_bbs): New static variable.
369 (group_case_labels_stmt): New function broken out from ...
370 (group_case_labels): ... here, use the above.
371 (start_recording_case_labels): Allocate touched_switch_bbs.
372 (end_recording_case_labels): Deallocate it, call
373 group_case_labels_stmt.
374 (gimple_redirect_edge_and_branch): Remember index of affected BB.
376 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
378 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
381 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
383 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
385 2010-04-13 Jan Hubicka <jh@suse.cz>
387 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
388 of optimized out static functions.
389 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
390 cost computation. Also sanity check for overflows.
391 (update_caller_keys): Update cgraph_edge_badness call; properly
392 update fibheap and sanity check that it is up to date.
393 (add_new_edges_to_heap): Update cgraph_edge_badness.
394 (cgraph_decide_inlining_of_small_function): Likewise;
395 add sanity checking that badness in heap is up to date;
396 improve dumping of reason; Update badness of calls to the
397 offline copy of function currently inlined; dump badness
398 of functions not inlined because of unit growth limits.
400 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
403 * c-common.c (pointer_int_sum): Disregard overflow that occured only
404 because of sign-extension change when converting to sizetype here...
405 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
407 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
408 the folding to constants. Remove redundant final conversion.
409 (fold_binary) <associate>: Do not associate if the re-association of
410 constants alone overflows.
411 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
412 to the end of the list.
413 (multiple_of_p) <COND_EXPR>: New case.
415 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
417 * opt-functions.awk (opt_sanitized_name): New.
419 * optc-gen.awk: Use it
420 * opth-gen.awk: Use it.
422 2010-04-13 Martin Jambor <mjambor@suse.cz>
424 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
425 (sra_modify_assign): Delete stmts loading dead data even if racc has no
426 children. Call replace_uses_with_default_def_ssa_name to handle
429 2010-04-13 Michael Matz <matz@suse.de>
432 * builtins.c (expand_builtin_interclass_mathfn): Also create
433 a register if the predicate doesn't match.
435 2010-04-13 Diego Novillo <dnovillo@google.com>
437 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
438 * c-pch.c: Include timevar.h.
439 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
440 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
441 * ggc-common.c: Include timevar.h.
442 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
443 * timevar.def (TV_PCH_SAVE): Define.
444 (TV_PCH_CPP_SAVE): Define.
445 (TV_PCH_PTR_REALLOC): Define.
446 (TV_PCH_PTR_SORT): Define.
447 (TV_PCH_RESTORE): Define.
448 (TV_PCH_CPP_RESTORE): Define.
450 2010-04-13 Michael Matz <matz@suse.de>
452 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
454 (can_reassociate_p): New function.
455 (break_up_subtract_bb, reassociate_bb): Use it.
457 2010-04-13 Richard Guenther <rguenther@suse.de>
460 * builtins.c (c_readstr): Fix assert.
462 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
464 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
465 when generating cltd insn.
467 (*ashl<mode>3_1): Remove special handling for register operand 2.
468 (*ashlsi3_1_zext): Ditto.
470 (*ashlhi3_1_lea): Ditto.
472 (*ashlqi3_1_lea): Ditto.
473 (*<shiftrt_insn><mode>3_1): Ditto.
474 (*<shiftrt_insn>si3_1_zext): Ditto.
475 (*<shiftrt_insn>qi3_1_slp): Ditto.
476 (*<rotate_insn><mode>3_1): Ditto.
477 (*<rotate_insn>si3_1_zext): Ditto.
478 (*<rotate_insn>qi3_1_slp): Ditto.
480 2010-04-13 Richard Guenther <rguenther@suse.de>
482 * tree-ssa-structalias.c (callused_id): Remove.
483 (call_stmt_vars): New.
484 (get_call_vi): Likewise.
485 (lookup_call_use_vi): Likewise.
486 (lookup_call_clobber_vi): Likewise.
487 (get_call_use_vi): Likewise.
488 (get_call_clobber_vi): Likewise.
489 (make_transitive_closure_constraints): Likewise.
490 (handle_const_call): Adjust to do per-call call-used handling.
491 (handle_pure_call): Likewise.
492 (find_what_var_points_to): Remove general callused handling.
493 (init_base_vars): Likewise.
494 (init_alias_vars): Initialize call_stmt_vars.
495 (compute_points_to_sets): Process call-used and call-clobbered
496 vars for call statements.
497 (delete_points_to_sets): Free call_stmt_vars.
499 2010-04-13 Richard Guenther <rguenther@suse.de>
501 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
502 Only add RW dependence for dependence distance zero.
503 Adjust maximal vectorization factor according to dependences.
504 Move alignment handling ...
505 (vect_find_same_alignment_drs): ... here. New function.
506 (vect_analyze_data_ref_dependences): Adjust.
507 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
508 (vect_analyze_data_refs): Adjust minimal vectorization factor
509 according to data references.
510 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
511 dependences before determining the vectorization factor.
512 Analyze alignment after determining the vectorization factor.
513 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
514 dependences before alignment.
515 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
517 (vect_analyze_data_refs): Likewise.
518 (MAX_VECTORIZATION_FACTOR): New define.
520 2010-04-13 Duncan Sands <baldrick@free.fr>
522 * except.h (lang_eh_type_covers): Remove.
523 * except.c (lang_eh_type_covers): Likewise.
525 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
526 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
528 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
529 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
530 UNITS_PER_LONG where it is ABI relevant.
531 (s390_return_addr_rtx): Likewise.
532 (s390_back_chain_rtx): Likewise.
533 (s390_frame_area): Likewise.
534 (s390_frame_info): Likewise.
535 (s390_initial_elimination_offset): Likewise.
536 (save_gprs): Likewise.
537 (s390_emit_prologue): Likewise.
538 (s390_emit_epilogue): Likewise.
539 (s390_function_arg_advance): Likewise.
540 (s390_function_arg): Likewise.
541 (s390_va_start): Likewise.
542 (s390_gimplify_va_arg): Likewise.
543 (s390_function_profiler): Likewise.
544 (s390_optimize_prologue): Likewise.
545 (s390_rtx_costs): Likewise.
546 (s390_secondary_reload): Likewise.
547 (s390_promote_function_mode): Likewise.
548 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
549 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
551 (s390_unwind_word_mode): New function.
552 (s390_function_value): Split 64 bit values into register pair if
553 used as return value.
554 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
555 function call parameters. Handle parallels.
556 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
557 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
558 (DWARF_CIE_DATA_ALIGNMENT): New macro.
559 (s390_expand_setmem): Remove unused variable src_addr.
560 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
561 deal with 64 bit registers.
562 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
563 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
564 (UNITS_PER_LONG): New macro.
565 * libjava/include/s390-signal.h: Define extended ucontext
566 structure containing the upper halfs of the 64 bit registers.
568 2010-04-13 Simon Baldwin <simonb@google.com>
570 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
572 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
574 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
575 rvalue on the RHS if the LHS is of a non-renamable type.
576 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
578 2010-04-13 Matthias Klose <doko@ubuntu.com>
580 * gcc.c (cc1_options): Handle -iplugindir before processing
581 the cc1 spec. Only add -iplugindir once.
582 (cpp_unique_options): Add -iplugindir option if -fplugin* options
584 * common.opt (iplugindir): Remove `Separate' property, initialize.
585 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
587 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
588 (distclean): Remove plugin dir.
589 * doc/invoke.texi: Document -iplugindir.
591 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
593 * doc/plugins.texi (Loading Plugins): Document short
595 (Plugin API): Mention default_plugin_dir_name function.
597 * gcc.c (find_file_spec_function): Add new declaration.
598 (static_spec_func): Use it for "find-file".
599 (find_file_spec_function): Add new function.
600 (cc1_options): Add -iplugindir option if -fplugin* options found.
602 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
604 * plugin.c (add_new_plugin): Updated comment, and handle short
606 (default_plugin_dir_name): Added new function.
608 * common.opt (iplugindir): New option to set the plugin directory.
610 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
612 * config/i386/i386.md (any_rotate): New code iterator.
613 (rotate_insn): New code attribute.
615 (SWIM124): New mode iterator.
616 (<rotate_insn>ti3): New expander.
617 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
618 any_rotate code iterator.
619 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
620 using any_rotate code iterator and SWIM124 mode iterator.
621 (ix86_rotlti3): New insn_and_split pattern.
622 (ix86_rotrti3): Ditto.
623 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
624 ix86_rotl{di,ti}3 patterns.
625 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
626 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
627 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
628 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
629 code iterator and SWI mode iterator.
630 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
631 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
633 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
634 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
635 (bswap rotatert splitter): Add splitter.
636 (bswap splitter): Macroize splitter using any_rotate code iterator.
637 Add insn predicate to split only for TARGET_USE_XCHGB or when
638 optimizing function for size.
640 2010-04-12 Steve Ellcey <sje@cup.hp.com>
642 * config/pa/pa.c (emit_move_sequence): Remove use of
643 deleted variable flag_argument_noalias.
645 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
647 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
649 Add to unsupported targets list.
650 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
651 sparc*-sun-solaris2.[567]* from target lists.
652 * configure: Regenerate.
653 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
655 Remove Solaris 7 patch references.
656 (Specific, sparc-sun-solaris2.7): Removed.
657 (sparc-sun-solaris2*): Update Solaris 7 example.
658 (sparc64-*-solaris2*): Likewise.
660 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
662 * config.build (alpha*-dec-osf4*): Remove.
663 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
664 of obsolete configurations.
665 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
667 * config/alpha/t-osf4: Renamed to ...
668 * config/alpha/t-osf5: ... this.
669 * config/alpha/osf.h: Renamed to ...
670 * config/alpha/osf5.h: ... this.
671 Merged old osf5.h contents.
673 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
674 (EXTRA_SPECS): Removed.
675 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
676 reflect removal of Tru64 UNIX V4.0/V5.0 support.
679 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
681 * doc/contrib.texi (Contributors, Rainer Orth): Update.
683 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
686 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
687 __thiscall convention.
689 2010-04-12 Steve Ellcey <sje@cup.hp.com>
691 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
693 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
695 2010-04-12 Steve Ellcey <sje@cup.hp.com>
697 * function.c (assign_parms_initialize_all): Add unused attribute
700 2010-04-12 Richard Guenther <rguenther@suse.de>
702 * gsstruct.def (GSS_CALL): New.
703 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
704 * gimple.h: Include tree-ssa-alias.h.
705 (struct gimple_statement_call): New.
706 (union gimple_statement_struct_d): Add gimple_call member.
707 (gimple_call_reset_alias_info): Declare.
708 (gimple_call_use_set): New function.
709 (gimple_call_clobber_set): Likewise.
710 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
711 * gimple.c (gimple_call_reset_alias_info): New function.
712 (gimple_build_call_1): Call it.
713 * lto-streamer-in.c (input_gimple_stmt): Likewise.
714 * tree-inline.c (remap_gimple_stmt): Likewise.
715 (expand_call_inline): Remove callused handling.
716 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
717 * tree-dfa.c (dump_variable): Likewise.
718 * tree-parloops.c (parallelize_loops): Likewise.
719 * tree-ssa.c (init_tree_ssa): Likewise.
720 (delete_tree_ssa): Likewise.
721 * tree-flow-inline.h (is_call_used): Remove.
722 * tree-flow.h (struct gimple_df): Remove callused member.
723 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
724 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
725 (ref_maybe_used_by_call_p_1): Simplify.
726 (call_may_clobber_ref_p_1): Likewise.
727 * tree-ssa-structalias.c (compute_points_to_sets): Set
728 the call stmt used and clobbered sets.
729 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
730 (find_tail_calls): Verify the tail call.
732 2010-04-12 Richard Guenther <rguenther@suse.de>
734 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
735 single-iteration always-inline inlining.
736 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
737 (cgraph_decide_inlining): Do not handle always-inline specially.
738 (try_inline): Remove always-inline cycle detection special case.
739 Do not recurse on always-inlines.
740 (cgraph_early_inlining): Do not iterate if not optimizing.
741 (cgraph_gate_early_inlining): remove.
742 (pass_early_inline): Run unconditionally.
743 (gate_cgraph_decide_inlining): New function.
744 (pass_ipa_inline): Use it. Do not run the IPA inliner if
745 not inlining or optimizing.
746 (cgraph_decide_inlining_of_small_functions): Also consider
747 always-inline functions.
748 (cgraph_default_inline_p): Return true for nodes which should
749 disregard inline limits.
750 (estimate_function_body_sizes): Assume zero size and time for
751 nodes which are marked as disregarding inline limits.
752 (cgraph_decide_recursive_inlining): Do not perform recursive
753 inlining on always-inline nodes.
755 2010-04-12 Jakub Jelinek <jakub@redhat.com>
758 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
759 for exprs satisfying handled_component_p.
761 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
763 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
764 non-constant aggregate elements.
766 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
767 is a real initialization.
769 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
772 * c-decl.c (start_function): Move forward check for nested function.
774 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
776 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
777 * config/sh/sh.c: Include reload.h.
778 (sh_legitimize_reload_address): New.
779 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
780 sh_legitimize_reload_address.
782 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
784 * config/sh/sh.md (*movqi_pop): New insn pattern.
785 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
787 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
789 * config/i386/i386.md (any_shiftrt): New code iterator.
790 (shiftrt_insn): New code attribute.
792 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
793 using any_shiftrt code iterator.
794 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
795 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
796 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
797 pattern from corresponding peephole2 patterns.
798 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
799 using any_shiftrt code iterator.
800 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
801 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
802 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
803 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
804 *{ashr,lshr}<mode>3_cmp_zext.
805 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
807 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
809 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
811 (*lshr<mode>3_cconly): Ditto.
813 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
815 * config/i386/i386.md (lshr<mode>3): Macroize expander from
816 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
817 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
818 pattern from *lshr{di,ti}3_1 and corresponding splitters using
820 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
821 from corresponding peephole2 patterns.
822 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
823 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
824 and *lshrdi3_1_rex64 using SWI mode iterator.
825 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
826 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
827 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
828 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
829 and *lshrdi3_cmp_rex64 using SWI mode iterator.
830 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
831 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
832 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
833 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
836 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
838 * config/i386/i386.md (ashr<mode>3): Macroize expander from
839 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
840 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
841 pattern from *ashr{di,ti}3_1 and corresponding splitters using
843 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
844 from corresponding peephole2 patterns.
845 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
846 (ashrsi3_cvt): Rename from ashrsi3_31.
847 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
848 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
849 and x86_64_shift_adj_3 using SWI48 mode iterator.
850 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
851 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
852 and *ashrdi3_1_rex64 using SWI mode iterator.
853 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
854 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
855 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
856 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
857 and *ashrdi3_cmp_rex64 using SWI mode iterator.
858 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
859 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
860 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
861 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
863 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
864 * config/i386/i386.c (ix86_split_ashr): Update for renamed
865 x86_shift<mode>_adj_3 expanders.
867 2010-04-10 Wei Guozhi <carrot@google.com>
870 * config/arm/arm.c (arm_pic_static_addr): New function.
871 (legitimize_pic_address): Call arm_pic_static_addr when it detects
873 (arm_output_addr_const_extra): Output expression for new pattern.
874 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
876 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
878 * ira-costs.c (record_reg_classes): Ignore alternatives that are
881 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
882 * web.c: Include "insn-config.h" and "recog.h".
883 (union_match_dups): New function.
885 (union_defs): Don't try to recognize match_dups.
887 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
888 if doing so would replace the entire pattern.
890 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
894 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
895 and splitter pattern. Change splitter operand 1 predicate to
898 2010-04-09 Martin Jambor <mjambor@suse.cz>
900 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
901 lattices are addresses of CONST_DECLs with the same initial value.
902 (ipcp_print_all_lattices): Print values of CONST_DECLs.
903 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
905 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
906 Bernd Schmidt <bernds@codesourcery.com>
908 * loop-invariant.c (replace_uses): New static function.
909 (move_invariant_reg): Use it to ensure we can replace the uses.
911 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
913 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
915 (picochip_override_options): Enable section anchors only above -O1.
916 (picochip_reorg): Fixed a couple of build warnings.
918 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
920 * configure.ac (plugin -rdynamic test): Log result.
921 * configure: Regenerate.
922 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
923 (RDYNAMIC_SPEC): Define.
924 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
926 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
928 * configure.ac: Determine Sun ld version numbers.
929 (comdat_group): Restrict GNU ld version checks to gld.
930 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
931 (enable_comdat): Support --enable-comdat.
932 * configure: Regenerate.
933 * doc/install.texi (Configuration): Document --enable-comdat.
935 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
937 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
938 * config/sol2-gld.h: ... here.
939 * config.gcc (sparc*-*-solaris2*): Reflect this.
940 (i[34567]86-*-solaris2*): Use it.
942 2010-04-09 Steve Ellcey <sje@cup.hp.com>
944 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
946 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
948 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
951 * diagnostic.c (diagnostic_initialize): Initialize
952 some_warnings_are_errors.
953 (diagnostic_finish): New.
954 (diagnostic_action_after_output): Call it before exiting.
955 (diagnostic_report_diagnostic): Do not print message here. Set
956 some_warnings_are_errors.
957 * diagnostic.h (diagnostic_context): Delete
958 issue_warnings_are_errors_message. Add some_warnings_are_errors.
959 (diagnostic_finish): Declare.
960 * toplev.c (toplev_main): Call it before exit.
962 2010-04-09 Jason Merrill <jason@redhat.com>
965 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
969 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
970 based on a warning flag.
972 2010-04-09 Richard Guenther <rguenther@suse.de>
974 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
976 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
979 * varasm.c (default_assemble_visibility): Wrap vars that are
980 set, but unused, by targets without GAS.
981 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
982 Remove set, but unused, vars.
983 (rs6000_legitimize_tls_address): Likewise.
984 (altivec_expand_dst_builtin): Likewise.
985 * config/darwin.c (machopic_classify_symbol): Likewise.
986 (machopic_indirection_name): Likewise.
988 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
990 * config/i386/i386.md (DWI): New mode iterator.
991 (S): New mode attribute.
992 (shift_operand): Ditto.
993 (shift_immediate_operand): Ditto.
994 (ashl_input_operand): Ditto.
995 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
996 using SDWIM mode iterator.
997 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
998 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1000 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1001 from corresponding peephole2 patterns.
1002 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1003 and x86_64_shift_adj_1 using SWI48 mode iterator.
1004 (x86_shift<mode>_adj_2): Ditto.
1005 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1006 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1007 using SWI48 mode iterator.
1008 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1009 *ashldi3_cmp_rex64 using SWI mode iterator.
1010 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1011 *ashldi3_cconly_rex64 using SWI mode iterator.
1012 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1013 x86_shift<mode>_adj_{1,2}.
1014 (ix86_split_ashr): Ditto.
1015 (ix86_split_lshr): Ditto.
1017 2010-04-09 Richard Guenther <rguenther@suse.de>
1019 * target.h (builtin_conversion): Pass in input and output types.
1020 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1021 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1022 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1023 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1025 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1027 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1029 2010-04-09 Richard Guenther <rguenther@suse.de>
1032 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1034 2010-04-09 Richard Guenther <rguenther@suse.de>
1036 * tree-vectorizer.h (struct _stmt_vec_info): Document
1037 that vectype is the type of the LHS.
1038 (supportable_widening_operation, supportable_narrowing_operation):
1039 Get both input and output vector types as arguments.
1040 (vect_is_simple_use_1): Declare.
1041 (get_same_sized_vectype): Likewise.
1042 * tree-vect-loop.c (vect_determine_vectorization_factor):
1043 Set STMT_VINFO_VECTYPE to the vector type of the def.
1044 (vectorizable_reduction): Adjust.
1045 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1046 Adjust. Specify the output vector type.
1047 (vect_pattern_recog_1): Adjust.
1048 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1049 (vectorizable_call): Adjust.
1050 (vectorizable_conversion): Likewise.
1051 (vectorizable_operation): Likewise.
1052 (vectorizable_type_demotion): Likewise.
1053 (vectorizable_type_promotion): Likewise.
1054 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1056 (vect_is_simple_use_1): New function.
1057 (supportable_widening_operation): Get both input and output
1059 (supportable_narrowing_operation): Likewise.
1060 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1062 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1064 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1065 __thiscall and _thiscall as predefined macros.
1066 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1067 thiscall attribute handling.
1068 (ix86_comp_type_attributes): Likewise.
1069 (ix86_function_regparm): Likewise.
1070 (ix86_return_pops_args): Likewise.
1071 (init_cumulative_args): Likewise.
1072 (find_drap_reg): Likewise.
1073 (ix86_static_chain): Likewise.
1074 (x86_this_parameter): Likewise.
1075 (x86_output_mi_thunk): Likewise.
1076 (ix86_attribute_table): Add description for thiscall attribute.
1077 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1078 * doc/extend.texi: Add documentation for thiscall.
1080 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1083 * c.opt (Wint-to-pointer-cast): Available in C++.
1084 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1086 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1088 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1089 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1090 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1091 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1092 function type instead. Reorder and simplify checks.
1094 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1096 2010-04-08 Jing Yu <jingyu@google.com>
1097 Zdenek Dvorak <ook@ucw.cz>
1099 PR tree-optimization/42720
1100 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1101 loop unswitch conditions here from ...
1102 (tree_unswitch_single_loop): ... here.
1104 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1106 * tree-if-conv.c: Fix comments and simplify logic.
1108 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1110 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1111 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1112 (main_tree_if_conversion): Update call to tree_if_conversion.
1114 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1117 * doc/invoke.texi (-b,-V): Delete.
1118 * doc/tm.texi: Do not mention -b.
1119 * gcc.c (display_help): Delete -b and -V.
1120 (process_command): Delete -b and -V.
1121 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1123 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1124 Wolfgang Gellerich <gellerich@de.ibm.com>
1126 Implement target hook for loop unrolling
1127 * target.h (loop_unroll_adjust): Add a new target hook function.
1128 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1129 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1130 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1131 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1132 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1134 (decide_unroll_stupid): Likewise.
1136 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1139 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1141 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1143 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1144 (Specific, *-*-solaris2*): Likewise.
1145 Don't prefer Sun as over GNU as.
1147 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1149 * config/s390/s390.c (override_options): Adjust the z10
1150 defaults for max-unroll-times, max-completely-peeled-insns
1151 and max-completely-peel-times.
1153 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1155 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1156 instructions for z10.
1157 (s390_expand_setmem): Likewise.
1158 (s390_expand_cmpmem): Likewise.
1160 2010-04-08 Richard Guenther <rguenther@suse.de>
1162 PR tree-optimization/43679
1163 * tree-ssa-pre.c (eliminate): Only propagate copies.
1165 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1168 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1169 set but not used variable warning.
1171 2010-04-08 Wei Guozhi <carrot@google.com>
1174 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1175 (arm_size_rtx_costs): Call the new function when optimized for size.
1177 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1180 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1181 op0 is not a MEM, just return NULL instead of assertion
1183 (discover_nonconstant_array_refs): Don't walk debug stmts.
1185 2010-04-08 Doug Kwan <dougkwan@google.com>
1187 * configure.ac: Recognize gold and do not use its version number
1188 to test ld features.
1189 * configure: Regenerate.
1191 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1194 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1195 (negate_value): Move code to push elements to broken_up_substracts ...
1196 (eliminate_plus_minus_pair): ... here. Push operands that have no
1197 negative pair to plus_negates.
1198 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1200 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1202 * doc/install.texi (Configuration): Move description of
1203 --enable-lto, --with-libelf*, --enable-gold from Java section to
1206 * doc/generic.texi (Working with declarations)
1207 (Function Properties, C and C++ Trees): Fix typos.
1208 * doc/sourcebuild.texi (Top Level): Likewise.
1210 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1213 * tree.h (DECL_READ_P): Define.
1214 (struct tree_decl_common): Add decl_read_flag.
1215 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1216 a set but not used warning.
1217 (merge_decls): Merge DECL_READ_P flag.
1218 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1219 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1220 * c-common.c (handle_used_attribute, handle_unused_attribute):
1222 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1224 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1226 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1227 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1228 c_parser_binary_expression, c_parser_cast_expression,
1229 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1230 Call default_function_array_read_conversion instead of
1231 default_function_array_conversion where needed.
1232 (c_parser_unary_expression, c_parser_conditional_expression,
1233 c_parser_postfix_expression_after_primary, c_parser_initelt):
1234 Likewise. Call mark_exp_read where needed.
1235 (c_parser_statement_after_labels, c_parser_asm_operands,
1236 c_parser_typeof_specifier, c_parser_sizeof_expression,
1237 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1239 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1241 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1242 (warn_unused_but_set_parameter): Default to warn_unused
1244 * doc/invoke.texi: Document -Wunused-but-set-variable and
1245 -Wunused-but-set-parameter.
1247 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1248 used count variable.
1249 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1250 when operandN variables aren't used in the body of the expander
1252 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1253 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1254 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1255 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1256 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1257 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1258 * tree.c (PROCESS_ARG): Likewise.
1260 2010-04-07 Simon Baldwin <simonb@google.com>
1262 * diagnostic.h (diagnostic_override_option_index): New macro to
1263 set a diagnostic's option_index.
1264 * c-tree.h (c_cpp_error): Add warning reason argument.
1265 * opts.c (_warning_as_error_callback): New.
1266 (register_warning_as_error_callback): Store callback for
1267 warnings enabled via enable_warning_as_error.
1268 (enable_warning_as_error): Call callback, minor code tidy.
1269 * opts.h (register_warning_as_error_callback): Declare.
1270 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1271 response to -Werror=.
1272 (c_common_init_options): Register warning_as_error_callback in opts.c.
1273 * common.opt: Add -Wno-cpp option.
1274 * c-common.c (struct reason_option_codes_t): Map cpp warning
1275 reason codes to gcc option indexes.
1276 * (c_option_controlling_cpp_error): New function, lookup the gcc
1277 option index for a cpp warning reason code.
1278 * (c_cpp_error): Add warning reason argument, call
1279 c_option_controlling_cpp_error for diagnostic_override_option_index.
1280 * doc/invoke.texi: Document -Wno-cpp.
1282 2010-04-07 Richard Guenther <rguenther@suse.de>
1284 * ipa-reference.c (mark_load): Use get_base_address.
1285 (mark_store): Likewise.
1287 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1288 inserting GIMPLE_NOPs into the IL.
1289 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1290 Explicitly strip handled components and indirect references.
1292 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1293 folding address expressions.
1294 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1295 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1296 operand_equal_p to compare decls.
1297 (ptr_deref_may_alias_decl_p): Likewise.
1298 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1299 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1300 Handle reversed comparison ops.
1301 * tree-sra.c (asm_visit_addr): Use get_base_address.
1302 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1303 * ipa-reference.c (mark_address): Use get_base_address.
1305 2010-04-07 Richard Guenther <rguenther@suse.de>
1307 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1308 Propagate constants everywhere.
1310 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1313 * tree.c (MAX_INT_CACHED_PREC): Define.
1314 (nonstandard_integer_type_cache): New array.
1315 (build_nonstandard_integer_type): Cache results for precision
1316 <= MAX_INT_CACHED_PREC.
1318 2010-04-07 Richard Guenther <rguenther@suse.de>
1320 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1321 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1322 * common.opt: Likewise.
1323 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1324 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1325 (nonoverlapping_memrefs_p): Likewise.
1326 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1327 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1328 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1329 OPT_fargument_noalias_global for backward compatibility.
1331 2010-04-07 Richard Guenther <rguenther@suse.de>
1333 PR tree-optimization/43270
1334 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1335 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1336 * tree-ssa-pre.c (phi_translate_1): Adjust.
1337 (fully_constant_expression): Split out vn_reference handling to ...
1338 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1339 Fold reads from constant strings.
1340 (vn_reference_lookup): Handle fully constant references.
1341 (vn_reference_lookup_pieces): Likewise.
1342 * Makefile.in (expmed.o-warn): Add -Wno-error.
1344 2010-04-07 Martin Jambor <mjambor@suse.cz>
1346 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1348 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1351 * gcc.c: Add -static-libstdc++ to list of recognized options.
1353 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1355 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1357 2010-04-07 Richard Guenther <rguenther@suse.de>
1360 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1361 bases build simple mem attributes to retain points-to information.
1363 2010-04-07 Richard Guenther <rguenther@suse.de>
1366 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1367 preserve points-to related information.
1369 2010-04-07 Richard Guenther <rguenther@suse.de>
1372 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1373 discard plain indirect references.
1374 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1375 * tree.c (tree_nop_conversion): Likewise.
1377 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1380 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1382 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1384 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1385 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1387 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1389 * tree-if-conv.c: Fix indentation and comments.
1391 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1393 * tree-if-conv.c: Sort static functions in topological order.
1395 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1397 * tree-if-conv.c: Fix indentation and comments.
1399 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1402 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1403 lang_hooks.types.type_for_size instead of
1404 build_nonstandard_integer_type.
1405 When converting an unsigned type to signed, double its precision.
1406 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1407 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1408 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1411 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1414 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1415 POINTER_PLUS_EXPR for pointer types.
1417 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1420 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1421 * graphite-clast-to-gimple.c: Include langhooks.h.
1422 (max_signed_precision_type): New.
1423 (max_precision_type): Takes two types as arguments.
1424 (precision_for_value): New.
1425 (precision_for_interval): New.
1426 (gcc_type_for_interval): New.
1427 (gcc_type_for_value): New.
1428 (gcc_type_for_clast_term): New.
1429 (gcc_type_for_clast_red): New.
1430 (gcc_type_for_clast_bin): New.
1431 (gcc_type_for_clast_expr): Split up into several functions.
1432 (gcc_type_for_clast_eq): Rewritten.
1433 (compute_bounds_for_level): New.
1434 (compute_type_for_level_1): New.
1435 (compute_type_for_level): New.
1436 (gcc_type_for_cloog_iv): Removed.
1437 (gcc_type_for_iv_of_clast_loop): Rewritten.
1438 (graphite_create_new_loop): Compute the lower and upper bound types
1439 with gcc_type_for_clast_expr.
1440 (graphite_create_new_loop_guard): Same.
1441 (find_cloog_iv_in_expr): Removed.
1442 (compute_cloog_iv_types_1): Removed.
1443 (compute_cloog_iv_types): Removed.
1444 (gloog): Do not call compute_cloog_iv_types.
1445 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1447 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1448 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1449 (GBB_CLOOG_IV_TYPES): Removed.
1451 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1453 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1454 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1455 (detect_commutative_reduction): Same.
1457 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1459 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1460 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1462 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1463 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1464 (rewrite_commutative_reductions_out_of_ssa): Same.
1465 * passes.c (execute_function_todo): Call verify_ssa for every pass
1466 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1467 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1468 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1469 with an extra argument.
1470 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1471 verify_ssa only when the extra argument is true.
1472 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1473 with an extra argument.
1474 (tree_transform_and_unroll_loop): Same.
1476 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1478 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1479 for all the passes of the LNO having LOOP_CLOSED_SSA.
1480 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1481 * tree-loop-distribution.c (pass_loop_distribution): Same.
1482 * tree-pass.h (TODO_verify_loops): Removed.
1483 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1485 (pass_tree_unswitch): Same.
1486 (pass_predcom): Same.
1487 (pass_vectorize): Same.
1488 (pass_linear_transform): Same.
1489 (pass_graphite_transforms): Same.
1490 (pass_iv_canon): Same.
1491 (pass_complete_unroll): Same.
1492 (pass_complete_unrolli): Same.
1493 (pass_parallelize_loops): Same.
1494 (pass_loop_prefetch): Same.
1495 (pass_iv_optimize): Same.
1497 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1500 * passes.c (init_optimization_passes): Move pass_lim before
1501 pass_copy_prop and pass_dce_loop.
1503 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1506 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1507 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1508 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1509 MULTI_* defines for 4 argument vpermil2p* builtins.
1511 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1513 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1514 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1515 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1516 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1517 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1518 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1519 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1520 Use x86_maybe_negate_const_int to output insn mnemonic.
1521 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1522 check from instruction predicate. Update comments.
1523 * config/i386/sync.md (sync_add<mode>): Use
1524 x86_maybe_negate_const_int to output insn mnemonic.
1526 2010-04-06 Jan Hubicka <jh@suse.cz>
1528 PR tree-optimization/42906
1529 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1530 IGNORE_SELF argument. Set visited_control_parents for fully
1532 (find_obviously_necessary_stmts): Update call of
1533 mark_control_dependent_edges_necessary.
1534 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1536 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1538 * config/i386/i386.md: Remove comment about 'e' and 'E'
1541 2010-04-06 Richard Guenther <rguenther@suse.de>
1543 PR tree-optimization/43627
1544 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1545 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1548 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1550 * BASE-VER: Change to 4.6.0.
1553 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1556 2010-04-06 Richard Guenther <rguenther@suse.de>
1559 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1561 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1563 * doc/invoke.texi (Optimize Options): Document that LTO
1564 won't remove object access purely due to incompatible
1567 2010-04-04 Matthias Klose <doko@ubuntu.com>
1569 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1570 Initialize variable.
1572 2010-04-03 Richard Guenther <rguenther@suse.de>
1575 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1576 require a non-NULL MEM_OFFSET.
1578 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1580 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1581 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1582 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1583 config/alpha/predicates.md, config/arm/arm.md,
1584 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1585 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1586 config/darwin9.h, config/darwin.c, config/darwin.h,
1587 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1588 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1589 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1590 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1591 config/mips/mips.md, config/mn10300/mn10300.c,
1592 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1593 config/rs6000/aix.h, config/rs6000/dfp.md,
1594 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1595 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1596 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1597 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1598 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1599 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1600 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1601 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1602 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1603 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1604 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1605 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1606 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1607 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1608 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1609 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1610 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1611 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1612 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1613 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1614 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1615 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1616 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1617 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1618 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1619 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1620 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1621 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1622 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1623 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1624 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1625 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1626 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1627 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1628 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1629 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1631 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1634 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1635 * aclocal.m4: Regenerate.
1637 2010-04-02 Richard Guenther <rguenther@suse.de>
1639 PR tree-optimization/43629
1640 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1641 if we have seen a constant value.
1643 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1645 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1647 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1650 * arm.c (legitimize_tls_address): Adjust call to
1651 gen_tls_load_dot_plus_four.
1652 (arm_note_pic_base): New function.
1653 (arm_cannot_copy_insn_p): Use it.
1654 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1657 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1662 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1664 * Makefile.in ($(out_object_file)): Depend on
1665 gt-$(basename $(notdir $(out_file))).h.
1667 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1669 * config.gcc (lm32-*-rtems*): Add t-lm32.
1671 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1673 * config.gcc: Add lm32-*-rtems*.
1674 * config/lm32/rtems.h: New file.
1676 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1679 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1681 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1683 * dwarf2out.c (output_compilation_unit_header): For
1684 -gdwarf-4 use version 4 instead of version 3.
1685 (output_line_info): For version 4 and above emit additional
1686 maximum ops per insn header field.
1687 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1689 * dwarf2out.c (is_c_family, is_java): Remove.
1690 (lower_bound_default): New function.
1691 (add_bound_info, gen_descr_array_type_die): Use it.
1693 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1696 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1697 re-declaration when it happens in a function.
1699 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1701 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1702 (cgraph_remove_function_insertion_hook): Same.
1703 (cgraph_call_function_insertion_hooks): Same.
1705 2010-04-01 Richard Guenther <rguenther@suse.de>
1708 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1709 and TREE_THIS_VOLATILE.
1710 (copy_ref_info): Likewise.
1711 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1712 * tree.c (build6_stat): Ignore side-effects of all but arg5
1713 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1716 2010-04-01 Richard Guenther <rguenther@suse.de>
1718 PR tree-optimization/43607
1719 * ipa-type-escape.c (check_call): Do not access non-existing
1722 2010-04-01 Richard Guenther <rguenther@suse.de>
1726 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1727 Jack Howarth <howarth@bromo.med.uc.edu>
1729 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1732 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1734 * doc/install.texi (Prerequisites): Document libelf usability on
1735 IRIX 5/6 and Solaris 2.
1736 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1737 Update GNU as, GNU ld requirements.
1738 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1739 Document Sun Studio compiler download.
1740 Update and simplify as, ld recommendations.
1741 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1743 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1745 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1746 with_tune_32 to pentium4.
1748 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1750 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1752 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1754 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1755 obsoletion, removal.
1757 Document GNU as requirement.
1758 Update configure requirements.
1759 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1760 Recomment IRIX 6.5.18+.
1761 Document IDF/IDL requirement.
1762 Document GNU as requirement.
1763 Document GNU ld bootstrap failure.
1764 Remove freeware.sgi.com reference.
1766 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1768 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1769 UNIX V4.0, V5.0 obsoletion, removal.
1770 Remove --with-gc=simple reference.
1771 Update VM requirements during bootstrap.
1772 Remove -oldas bootstrap description.
1773 Update binutils reference.
1774 Remove comparison failure note.
1776 2010-03-31 Richard Guenther <rguenther@suse.de>
1777 Zdenek Dvorak <ook@ucw.cz>
1778 Sebastian Pop <sebastian.pop@amd.com>
1781 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1782 with multiple arguments.
1783 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1785 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1787 * graphite-dependences.c (print_pddr): Call print_pdr with an
1789 * graphite-poly.c (debug_pdr): Add an extra argument for the
1792 (print_pbb_domain): Same.
1794 (print_scop_context): Same.
1796 (print_cloog): Same.
1797 (debug_pbb_domain): Same.
1801 (debug_scop_context): Same.
1803 (debug_cloog): Same.
1804 (print_scop_params): Same.
1805 (debug_scop_params): Same.
1806 (print_iteration_domain): Same.
1807 (print_iteration_domains): Same.
1808 (debug_iteration_domain): Same.
1809 (debug_iteration_domains): Same.
1810 (print_scattering_function): Same.
1811 (print_scattering_functions): Same.
1812 (debug_scattering_function): Same.
1813 (debug_scattering_functions): Same.
1814 * graphite-poly.h (debug_pdr): Update declaration.
1816 (print_pbb_domain): Same.
1818 (print_scop_context): Same.
1820 (print_cloog): Same.
1821 (debug_pbb_domain): Same.
1825 (debug_scop_context): Same.
1827 (debug_cloog): Same.
1828 (print_scop_params): Same.
1829 (debug_scop_params): Same.
1830 (print_iteration_domain): Same.
1831 (print_iteration_domains): Same.
1832 (debug_iteration_domain): Same.
1833 (debug_iteration_domains): Same.
1834 (print_scattering_function): Same.
1835 (print_scattering_functions): Same.
1836 (debug_scattering_function): Same.
1837 (debug_scattering_functions): Same.
1839 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1841 * graphite-poly.c (print_scattering_function_1): New.
1842 (print_scattering_function): Call it.
1843 (print_scop_params): Remove spaces at the end of lines.
1846 * graphite-poly.h (print_cloog): Declared.
1847 (debug_cloog): Declared.
1849 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1851 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1853 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1854 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1855 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1856 to switch between adding the IV bump in loop->latch or in loop->header.
1858 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1860 * graphite-poly.c (print_scattering_function): Pretty print following
1863 (print_pbb_domain): Same.
1864 (dump_gbb_cases): Same.
1865 (dump_gbb_conditions): Same.
1868 (print_scop_params): Same.
1869 (print_scop_context): Same.
1871 (print_pbb_body): New.
1872 (lst_indent_to): New.
1873 (print_lst): Start new lines with a #.
1874 * graphite-poly.h (pbb_bb): New.
1875 (pbb_index): Use pbb_bb.
1876 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1878 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1880 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1882 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1883 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1884 and 0 instead of 1 for dw_val_class_flag.
1885 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1886 dw_val_class_range_list, dw_val_class_loc_list,
1887 dw_val_class_lineptr and dw_val_class_macptr, use
1888 DW_FORM_flag_present for dw_val_class_flag and
1889 DW_FORM_exprloc for dw_val_class_loc.
1890 (output_die): For -gdwarf-4 print dw_val_class_loc
1891 size as uleb128 instead of 1 or 2 bytes and don't print
1892 anything for dw_val_class_flag.
1894 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1895 instead of cselib_lookup following by tweaking locs->setting_insn.
1898 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1899 even before returning from label, setjmp call or volatile asm
1902 2010-03-31 Richard Guenther <rguenther@suse.de>
1905 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1906 temporary data on stack.
1908 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1910 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1911 (PUSHSECTION_ASM_OP): Remove.
1912 (POPSECTION_ASM_OP): Remove.
1913 (PUSHSECTION_FORMAT): Remove.
1914 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1915 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1916 * config/sol2.c (solaris_output_init_fini): Use it.
1918 2010-03-31 Jie Zhang <jie@codesourcery.com>
1921 * opt-functions.awk (var_type_struct): Use signed char type
1922 for simple variables.
1924 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1926 * config/sol2.c: Include output.h.
1927 (solaris_assemble_visibility): New function.
1928 * config/t-sol2 (sol2.o): Add output.h dependency.
1929 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1930 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1933 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1936 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1937 V2SImode or XFmode on PRE_DEC.
1940 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1943 2010-03-31 Jie Zhang <jie@codesourcery.com>
1946 * reload.h (caller_save_initialized_p): Declare.
1947 * toplev.c (backend_init_target): Don't call
1948 init_caller_save but set caller_save_initialized_p to false.
1949 * caller-save.c (caller_save_initialized_p): Define.
1950 (init_caller_save): Check caller_save_initialized_p.
1951 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1953 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1956 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1957 and soft-fp/t-softfp to tmake_file.
1958 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1959 (LIBGCC2_TF_CEXT): Define.
1962 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1965 * cselib.c (n_useless_values): Document handling of debug locs.
1966 (n_useless_debug_values, n_debug_values): New variables.
1967 (new_elt_loc_list): Don't add to debug values, keep count.
1968 (promote_debug_loc): New.
1969 (cselib_reset_table): Zero new variables.
1970 (entry_and_rtx_equal_p): Promote debug locs.
1971 (discard_useless_locs): Increment n_useless_debug_values for
1973 (remove_useless_values): Adjust n_useless_values and n_debug_values
1974 with n_useless_debug_values.
1975 (add_mem_for_addr): Promote debug locs.
1976 (cselib_lookup_mem): Likewise.
1977 (cselib_lookup_addr): Renamed to...
1978 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1979 (cselib_log_lookup): ... this. Turn into...
1980 (cselib_lookup_addr): ... new wrapper.
1981 (cselib_lookup_from_insn): New.
1982 (cselib_invalidate_regno): Increment n_useless_debug_values for
1984 (cselib_invalidate_mem): Likewise.
1985 (cselib_process_insn): Take n_deleted and n_debug_values into
1986 account to guard remove_useless_value call.
1987 (cselib_finish): Zero n_useless_debug_values.
1988 * cselib.h (cselib_lookup_from_insn): Declare.
1989 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1990 (sched_analyze_2): Likewise.
1992 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1994 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1996 (adjust_mems): Replace narrowing SUBREG of expression containing
1997 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1998 with operations in the narrower mode.
2001 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2002 regs_invalidated_by_call instead all call_used_reg_set registers.
2004 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2007 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2008 pointer comparisons with types_compatible_p.
2009 * tree-vect-stmts.c (vectorizable_call): Same.
2010 (vectorizable_condition): Same.
2012 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2014 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2015 stack check if the mask would be zero.
2017 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2018 Jack Howarth <howarth@bromo.med.uc.edu>
2020 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2023 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2026 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2028 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2029 Include ___unordxf2 and ___unordtf2.
2030 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2033 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2035 * config/lm32/t-lm32: New file.
2036 * config.gcc: Use the above file when targetting lm32.
2038 2010-03-28 Duncan Sands <baldrick@free.fr>
2040 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2042 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2045 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2046 Improve vectorization cost model diagnostic.
2048 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2051 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2052 compute_data_dependences_for_loop returns false, early exit
2053 and output an extra diagnostic for the failed data reference
2056 2010-03-29 Richard Guenther <rguenther@suse.de>
2058 PR tree-optimization/43560
2059 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2060 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2062 2010-03-29 Jie Zhang <jie@codesourcery.com>
2065 * toplev.c (process_options): Set optimization_default_node
2066 and optimization_current_node.
2067 * opts.c (decode_options): Don't set optimization_default_node
2068 and optimization_current_node.
2070 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2072 * config/rtems.h: Abandon -qrtems_debug.
2074 2010-03-28 Jan Hubicka <jh@suse.cz>
2076 PR tree-optimization/43505
2077 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2078 map should not be copied.
2080 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2083 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2084 cdtors, set DECL_PRESERVE_P.
2085 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2088 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2090 PR tree-optimization/43528
2091 * stor-layout.c (place_field): Check that constant fits into
2092 unsigned HWI when skipping calculation of MS bitfield layout.
2094 2010-03-27 Jan Hubicka <jh@suse.cz>
2097 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2098 notice_global_symbol work.
2100 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2102 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2103 instead of dwarf2out_decl.
2104 (struct var_loc_node): Remove section_label field.
2105 (dwarf2out_function_decl): New function.
2106 (dwarf2out_var_location): Don't set section_label field.
2107 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2109 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2111 PR tree-optimization/43544
2112 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2113 First argument for builtin vectorized function hook is now a
2114 tree to be able to distinguish between machine specific and
2116 * targhooks.c (default_builtin_vectorized_function): Ditto.
2117 * targhooks.h (default_builtin_vectorized_function): Ditto.
2118 * target.h (struct gcc_target): Ditto.
2119 * tree-vect-stmts.c (vectorizable_function): Ditto.
2120 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2121 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2124 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2127 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2128 nested binding iff it is a FUNCTION_DECL.
2129 (store_parm_decls_newstyle): Pass nested=true to bind for
2130 FUNCTION_DECLs amongst parameters.
2132 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2134 * var-tracking.c (vt_expand_loc_callback): Don't run
2135 cselib_expand_value_rtx_cb in dummy mode if
2136 cselib_dummy_expand_value_rtx_cb returned false.
2138 * var-tracking.c (emit_note_insn_var_location): For one part
2139 notes with offset 0, don't add EXPR_LIST around the location.
2140 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2141 add_location_or_const_value_attribute): Adjust for that change.
2144 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2145 into first operand and location into second.
2146 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2147 dw_cfi_oprnd_loc for DW_CFA_expression.
2148 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2149 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2150 assume first argument is regnum and second argument is location.
2152 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2155 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2156 of scratch register to DImode. Split to DImode comparison operator.
2157 Use SImode subreg of scratch register in the multiplication.
2158 (*cmp_sadd_sidi): Ditto.
2159 (*cmp_ssub_si): Ditto.
2160 (*cmp_ssub_sidi): Ditto.
2162 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2165 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2166 Remove invalid assert and wrong comment.
2168 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2171 * flags.h (final_insns_dump_p): New extern.
2172 * final.c (final_insns_dump_p): New variable.
2173 (rest_of_clean_state): Set it before -fdump-final-insns=
2174 dumping, clear afterwards.
2175 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2176 MEM_ALIAS_SET on MEMs.
2178 2010-03-26 David S. Miller <davem@davemloft.net>
2180 * configure.ac: Fix sparc GOTDATA_OP bug check.
2181 * configure: Rebuild.
2183 2010-03-26 Alan Modra <amodra@gmail.com>
2185 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2187 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2189 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2190 TLS_SECTION_ASM_FLAG.
2192 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2195 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2196 Clear first_function_block_is_cold.
2199 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2200 argument if the argument is truth_value_p.
2202 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2204 * config/rs6000/constraints.md: Update copyright year for my changes.
2207 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2208 used in reg+reg addressing, swap registers.
2210 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2213 * target.h (struct gcc_target): Add code_end hook.
2214 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2216 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2217 * toplev.c (compile_file): Call targetm.asm_out.code_end
2218 hook before unwind info/debug info output.
2219 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2220 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2221 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2222 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2223 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2224 * config/i386/i386.c (ix86_file_end): Renamed to...
2225 (ix86_code_end): ... this. Make static. Don't call
2226 file_end_indicate_exec_stack. Emit unwind info using
2227 final_start_function/final_end_function.
2228 (darwin_x86_file_end): Remove.
2229 (TARGET_ASM_CODE_END): Define.
2230 * config/i386/i386.h (TARGET_ASM_FILE_END,
2231 NEED_INDICATE_EXEC_STACK): Don't define.
2232 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2233 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2234 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2235 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2238 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2239 at the beginning and final_end_function at the end.
2240 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2242 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2244 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2245 and Sun as TLS syntax.
2246 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2247 * configure: Regenerate.
2248 * config.in: Regenerate.
2249 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2250 (default_elf_asm_named_section): Use it.
2251 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2252 (i386_output_dwarf_dtprel): Likewise.
2253 (output_addr_const_extra): Likewise.
2254 (output_pic_addr_const): Lowercase @GOTTPOFF.
2255 (output_addr_const_extra): Likewise.
2256 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2257 (output_addr_const_extra): Likewise.
2258 (output_pic_addr_const): Lowercase @INDNTPOFF.
2259 (output_addr_const_extra): Likewise.
2260 (output_pic_addr_const): Lowercase @NTPOFF.
2261 (output_addr_const_extra): Likewise.
2262 (output_pic_addr_const): Lowercase @TPOFF.
2263 (output_addr_const_extra): Likewise.
2264 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2265 (*tls_global_dynamic_64): Likewise.
2266 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2267 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2269 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2270 (ASM_OUTPUT_TLS_COMMON): Use it.
2271 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2274 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2275 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2276 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2277 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2278 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2279 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2281 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2283 * config/i386/i386.c (override_options): Don't accept
2284 -mtls-dialect=sun any longer.
2285 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2286 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2287 (*tls_local_dynamic_base_32_sun): Likewise.
2288 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2290 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2293 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2294 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2297 * ira.c (adjust_cleared_regs): New function.
2298 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2302 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2304 * expr.c (expand_expr_real): Restore previous
2305 curr_insn_source_location and curr_insn_block after
2306 expand_expr_real_1 call.
2307 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2308 instead of expand_expr_real_1.
2310 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2312 PR rtl-optimization/43413
2313 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2316 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2319 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2320 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2322 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2324 * config/i386/i386.c (ix86_target_string): Add -mfma.
2325 Fix a typo in comment.
2327 2010-03-22 Mike Stump <mikestump@comcast.net>
2330 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2331 Don't overly align based upon packed packed fields.
2333 2010-03-22 Jason Merrill <jason@redhat.com>
2335 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2336 Use () rather than [], and move before the element type.
2338 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2340 * doc/configfiles.texi (Configuration Files): Removed
2341 fixinc/Makefile*, intl/Makefile.*.
2342 * doc/makefile.texi: Fixed markup. Abstract from version
2343 control system used.
2344 (Makefile): Removed obsolete gcc/java/parse.y example.
2345 * doc/sourcebuild.texi: Likewise.
2346 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2347 libgomp, libssp. Removed fastjar.
2348 (Miscellaneous Docs): Clarify location.
2349 Added COPYING3, COPYING3.LIB.
2350 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2352 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2355 * config/i386/i386.c (x86_function_profiler)
2356 [!NO_PROFILE_COUNTERS]: Fix typo.
2357 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2360 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2361 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2363 * doc/sourcebuild.texi (Test Directives): Split into six
2364 subsections, with most of the current text in new subsections
2365 Directives, Selectors, and Final Actions.
2366 (Directives): Split list of test directives into multiple
2368 (Selectors): Describe use and syntax of selectors.
2369 (Effective-Target Keywords): Describe all existing keywords.
2370 (Add Options): Describe features for dg-add-options.
2371 (Require Support): Describe variants of dg-require-support.
2372 (Final Actions): Describe commands to use in dg-final.
2374 2010-03-22 Michael Matz <matz@suse.de>
2377 * recog.c (validate_replace_rtx_group): Replace also in
2378 REG_EQUAL and REG_EQUIV notes.
2380 2010-03-22 Richard Guenther <rguenther@suse.de>
2382 PR tree-optimization/43390
2383 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2384 sure vector extracts are type correct.
2386 2010-03-22 Richard Guenther <rguenther@suse.de>
2389 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2390 x * sqrt (x) even when optimizing for size if the target
2391 has native support for sqrt.
2393 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2395 * varasm.c (make_decl_rtl_for_debug): Also clear
2396 flag_mudflap for the duration of make_decl_rtl call.
2399 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2400 locs from preserved VALUEs.
2402 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2405 * pa.md (movmemsi): Set align to one if zero.
2406 (movmemdi): Likewise.
2408 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2411 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2412 with their corresponding prologue pushes.
2414 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2417 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2418 at the begining or end.
2419 (spu_expand_epilogue): Likewise.
2421 2010-03-20 Richard Guenther <rguenther@suse.de>
2423 PR rtl-optimization/43438
2424 * combine.c (make_extraction): Properly zero-/sign-extend an
2425 extraction of the low part of a CONST_INT. Also handle
2428 2010-03-19 Mike Stump <mikestump@comcast.net>
2430 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2431 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2432 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2434 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2437 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2440 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2442 PR rtl-optimization/42258
2443 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2444 use that may match DEF.
2447 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2448 the cost of loading the constant rather than assuming
2450 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2451 outer code is AND, do the same tests as the andsi3 expander and
2452 return COSTS_N_INSNS (1) if and is cheap.
2454 * optabs.c (avoid_expensive_constant): Fix formatting.
2456 2010-03-19 Michael Matz <matz@suse.de>
2459 * attribs.c (decl_attributes): When rebuilding a function pointer
2460 type use the same qualifiers as the original pointer type.
2462 2010-03-19 Martin Jambor <mjambor@suse.cz>
2464 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2465 and is_gimple_ip_invariant_address.
2467 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2470 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2472 * config/arm/arm.c (arm_override_options): Turn off
2473 flag_dwarf2_cfi_asm for AAPCS variants.
2475 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2478 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2479 Use PRE_MODIFY instead of PRE_DEC.
2480 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2481 (vfp_emit_fstmd): Likewise.
2483 2010-03-19 Michael Matz <matz@suse.de>
2486 * builtins.c (expand_builtin_interclass_mathfn,
2487 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2490 2010-03-19 Richard Guenther <rguenther@suse.de>
2492 PR tree-optimization/43415
2493 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2494 (phi_translate_1): ... this.
2495 (phi_translate): Move all caching here. Cache all NARY
2496 and REFERENCE translations.
2498 2010-03-19 David S. Miller <davem@davemloft.net>
2500 With help from Eric Botcazou.
2501 * config/sparc/sparc.c: Include dwarf2out.h.
2502 (emit_pic_helper): Delete.
2503 (pic_helper_symbol_name): Delete.
2504 (pic_helper_emitted_p): Delete.
2505 (pic_helper_needed): New.
2506 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2507 (get_pc_thunk_name): New.
2508 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2509 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2510 Set pic_helper_needed to true. Don't call emit_pic_helper.
2511 (sparc_expand_prologue): Update load_pic_register call.
2512 (sparc_output_mi_thunk): Likewise.
2513 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2514 thunk if possible. Output CFI information as needed.
2516 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2517 Jack Howarth <howarth@bromo.med.uc.edu>
2520 * config/i386/i386.h: Fix ABI on darwin x86-32.
2522 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2524 * tree.h: Declare make_decl_rtl_for_debug.
2525 * varasm.c (make_decl_rtl_for_debug): New.
2526 * dwarf2out.c (rtl_for_decl_location): Call it.
2527 * cfgexpand.c (expand_debug_expr): Call it.
2529 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2532 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2536 * var-tracking.c (vt_init_cfa_base): Do nothing if
2537 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2539 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2542 * var-tracking.c (canonicalize_vars_star): New.
2543 (dataflow_post_merge_adjust): Use it.
2545 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2548 * var-tracking.c (non_suitable_const): New function.
2549 (add_uses): For DEBUG_INSNs with constants, don't record any
2550 value, instead just the constant value itself.
2551 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2552 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2553 (emit_notes_in_bb): Likewise.
2554 (emit_note_insn_var_location): For onepart variables if
2555 cur_loc is a VOIDmode constant, use DECL_MODE.
2557 2010-03-18 Martin Jambor <mjambor@suse.cz>
2560 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2561 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2562 all non-clones. Moved call redirection...
2563 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2564 (cgraph_materialize_all_clones): Dispose of all
2565 combined_args_to_skip bitmaps.
2566 (verify_cgraph_node): Do not check for edges pointing to wrong
2567 nodes in inline clones.
2568 * tree-inline.c (copy_bb): Call
2569 cgraph_redirect_edge_call_stmt_to_callee.
2570 * ipa.c (cgraph_remove_unreachable_nodes): Call
2571 cgraph_node_remove_callees even when there are used clones.
2573 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2575 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2577 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2580 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2583 2010-03-18 Michael Matz <matz@suse.de>
2586 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2587 into sqrt(x) if we need to preserve signed zeros.
2589 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2590 Eric Botcazou <ebotcazou@adacore.com>
2592 PR rtl-optimization/43360
2593 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2594 note if we don't know its invariant status.
2596 2010-03-18 Michael Matz <matz@suse.de>
2598 PR tree-optimization/43402
2599 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2600 PHI chains of ssa names registered for update.
2602 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2605 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2606 non-offsettable and pre_modify update addressing.
2607 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2608 and "2" alternatives "#".
2609 (*movdd_softfloat32): Make all alternatives "#";
2610 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2611 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2612 (*movdf_softfloat32): Make all alternatives "#";
2613 (movdi): Use the new DIFD mode iterator to create a common splitter
2614 for movdi, movdf and movdd patterns.
2616 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2618 * common.opt (dumpdir): Remove redundant tab.
2620 2010-03-17 Martin Jambor <mjambor@suse.cz>
2622 PR tree-optimization/43347
2623 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2624 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2626 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2628 PR rtl-optimization/42216
2629 * regrename.c (create_new_chain): New function, broken out from...
2630 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2631 appending a use to an empty chain.
2632 (build_def_use): Remove previous changes that convert OP_INOUT to
2633 OP_OUT operands; instead detect the case where an OP_INOUT operand
2634 uses a previously untracked register and create an empty chain for it.
2636 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2638 * doc/extend.texi (Function Attributes): Rewrite unfinished
2639 sentence in ms_abi documentation.
2641 2010-03-17 Alan Modra <amodra@gmail.com>
2643 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2644 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2645 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2646 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2648 2010-03-16 Richard Henderson <rth@redhat.com>
2651 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2652 (lower_try_finally): Save and restore eh_seq around the expansion
2655 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2657 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2658 statements before splitting block.
2660 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2662 * doc/sourcebuild.texi (Testsuites): Fix markup.
2663 Use pathnames relative to gcc/testsuite.
2664 (Test Directives): Move description of how timeout is determined.
2665 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2666 (C Tests): Correct gcc.misc-tests directory.
2667 Framework tests now live in gcc.test-framework.
2669 2010-03-16 Richard Guenther <rguenther@suse.de>
2672 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2673 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2675 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2676 Alexandre Oliva <aoliva@redhat.com>
2678 PR tree-optimization/42917
2679 * lambda-code.c (remove_iv): Skip debug statements.
2680 (lambda_loopnest_to_gcc_loopnest): Likewise.
2681 (not_interesting_stmt): Debug statements are not interesting.
2683 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2687 * cselib.c (cselib_preserve_constants,
2688 cfa_base_preserved_val): New static variables.
2689 (preserve_only_constants): New function.
2690 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2691 clear its REG_VALUES. If cselib_preserve_constants, don't
2692 empty the whole hash table, but preserve there VALUEs with constants,
2693 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2694 (cselib_preserve_cfa_base_value): New function.
2695 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2696 (cselib_init): Change argument to int bitfield. Set
2697 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2699 (cselib_finish): Clear cselib_preserve_constants and
2700 cfa_base_preserved_val.
2701 * cselib.h (enum cselib_record_what): New enum.
2702 (cselib_init): Change argument to int.
2703 (cselib_preserve_cfa_base_value): New prototype.
2704 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2705 * dse.c (dse_step1): Likewise.
2706 * cfgcleanup.c (thread_jump): Likewise.
2707 * sched-deps.c (sched_analyze): Likewise.
2708 * gcse.c (local_cprop_pass): Likewise.
2709 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2710 If FN is non-NULL, call the callback always and whenever it returns
2711 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2712 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2713 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2714 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2715 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2716 * var-tracking.c: Include recog.h.
2717 (bb_stack_adjust_offset): Remove.
2718 (vt_stack_adjustments): Don't call it, instead just gather the
2719 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2720 (adjust_stack_reference): Remove.
2721 (compute_cfa_pointer): New function.
2722 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2723 (struct adjust_mem_data): New type.
2724 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2726 (get_address_mode): New function.
2727 (replace_expr_with_values): Use it.
2728 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2729 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2730 (adjust_sets): Remove.
2731 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2732 Use get_address_mode.
2733 (get_adjusted_src): Remove.
2734 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2735 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2736 (add_with_sets): Don't call adjust_sets.
2737 (fp_setter, vt_init_cfa_base): New functions.
2738 (vt_initialize): Change return type to bool. Move most of pool etc.
2739 initialization to the beginning of the function from end. Pass
2740 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2741 If !frame_pointer_needed, call vt_stack_adjustment before mos
2742 vector is filled, call vt_init_cfa_base if argp/framep has been
2743 eliminated to sp. If frame_pointer_needed and argp/framep has
2744 been eliminated to hard frame pointer, set
2745 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2746 encountering fp setter in the prologue. For MO_ADJUST, call
2747 log_op_type before pusing the op into mos vector, not afterwards.
2748 Call adjust_insn before cselib_process_insn/add_with_sets,
2749 call cancel_changes (0) afterwards.
2750 (variable_tracking_main_1): Adjust for vt_initialize calling
2751 vt_stack_adjustments and returning whether it succeeded or not.
2753 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2755 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2758 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2760 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2762 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2763 drap_reg has not been set.
2765 2010-03-15 Michael Matz <matz@suse.de>
2768 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2769 use it to expand block copies.
2770 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2771 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2772 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2774 2010-03-15 Richard Guenther <rguenther@suse.de>
2776 PR tree-optimization/43367
2777 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2780 2010-03-15 Richard Guenther <rguenther@suse.de>
2782 PR tree-optimization/43317
2783 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2785 2010-03-15 Martin Jambor <mjambor@suse.cz>
2787 PR tree-optimization/43141
2788 * tree-sra.c (create_abstract_origin): New function.
2789 (modify_function): Call create_abstract_origin.
2791 2010-03-15 Chris Demetriou <cgd@google.com>
2793 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2796 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2799 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2800 call insert_out_of_ssa_copy for default definitions.
2802 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2804 * graphite-clast-to-gimple.c (my_long_long): Defined.
2805 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2806 * graphite-sese-to-poly.c (my_long_long): Defined.
2807 (scop_ivs_can_be_represented): Use it.
2809 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2811 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2812 graphite-max-bbs-per-function, and loop-block-tile-size.
2813 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2815 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2817 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2819 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2820 forward declaration.
2821 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2822 (add_upper_bounds_from_estimated_nit): New.
2823 (build_loop_iteration_domains): Use it.
2825 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2827 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2829 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2832 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2833 should be an INTEGER_CST. Also handle CASE_CONVERT.
2835 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2837 * graphite.c (graphite_initialize): To bound the number of bbs per
2838 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2839 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2840 * doc/invoke.texi: Document it.
2842 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2844 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2845 * graphite-sese-to-poly.h (build_poly_scop): Same.
2847 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2849 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2850 the number of parameters in the scop. Use as an upper bound
2851 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2852 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2853 * doc/invoke.texi: Document it.
2855 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2857 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2858 * doc/c-tree.texi: Remove.
2859 * doc/generic.texi: Merge c-tree.texi here.
2860 * doc/gccint.texi (Trees): Remove menu entry.
2861 (c-tree.texi): Remove @include.
2862 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2863 * doc/languages.texi (Reading RTL): Ditto.
2865 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2868 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2870 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2873 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2874 code added to work around reload clobbering CONST insns.
2876 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2878 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2879 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2880 (cselib_preserve_only_values): Remove retain argument, don't
2881 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2882 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2883 * var-tracking.c (micro_operation): Move insn field before union.
2884 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2885 (struct variable_tracking_info_def): Remove n_mos field, change
2886 mos into a vector of micro_operations.
2887 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2888 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2889 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2890 changing into a vector.
2891 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2892 come before all other uops generated by add_stores.
2893 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2895 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2896 a vector. Run just one pass over the bbs instead of separate counting
2897 and computation phase.
2898 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2901 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2902 into *nonlocalized_list vector.
2903 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2904 even if origin is non-NULL.
2905 (gen_variable_die): Likewise.
2906 (process_scope_var): Don't change origin.
2907 (gen_decl_die): Likewise.
2908 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2909 before adding new edges instead of after it, fix moving over
2912 2010-03-11 David S. Miller <davem@davemloft.net>
2914 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2916 * configure: Rebuild.
2918 2010-03-11 Martin Jambor <mjambor@suse.cz>
2920 PR tree-optimization/43257
2921 * tree.c (assign_assembler_name_if_neeeded): New function.
2922 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2924 * tree.h (assign_assembler_name_if_neeeded): Declare.
2925 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2926 the function if needed.
2928 2010-03-11 Chris Demetriou <cgd@google.com>
2930 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2931 include/stdint-gcc.h, and include/stdint.h world-readable.
2933 2010-03-11 Richard Guenther <rguenther@suse.de>
2935 PR tree-optimization/43255
2936 * tree-vrp.c (process_assert_insertions_for): Do not insert
2937 asserts for trivial conditions.
2939 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2941 PR tree-optimization/43280
2942 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2943 generation. Move calculation of size out of the if branch.
2944 (find_bswap): Modify compare number generation.
2946 2010-03-11 Richard Guenther <rguenther@suse.de>
2949 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2950 (input_gimple_stmt): Fixup handled component types during
2951 operand read. Also fix up decls in ADDR_EXPRs.
2953 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2955 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2956 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2958 2010-03-10 Jan Hubicka <jh@suse.cz>
2961 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2962 * varasm.c (get_variable_section): Don't do that here...
2963 (make_decl_rtl): ... and here.
2964 (do_assemble_alias): Produce decl RTL.
2965 (assemble_alias): Likewise.
2967 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2970 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2971 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2973 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2974 (based_loc_descr): Only express drap or vdrap regno based expressions
2975 using DW_OP_fbreg when not optimizing.
2976 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2977 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2978 REG_CFA_SET_VDRAP note.
2980 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2982 PR tree-optimization/43236
2983 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2984 error in calculation of base address in reverse iteration case.
2985 (generate_builtin): Take number of latch executions if the statement
2988 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2991 * tree-eh.c: Include pointer-set.h.
2992 (lower_eh_dispatch): Filter out duplicate case labels and
2993 remove the unneeded edge when the label is unused. Return
2994 true when some edges are removed.
2995 (execute_lower_eh_dispatch): When any lowering resulted in
2996 removing an edge, also delete unreachable blocks.
2998 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3001 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3002 UNSPEC_MACHOPIC_OFFSET.
3004 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3007 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3008 (m68k_delegitimize_address): New function.
3010 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3013 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3016 * var-tracking.c (adjust_sets): New function.
3017 (count_with_sets, add_with_sets): Use it.
3018 (get_adjusted_src): New inline function.
3019 (add_stores): Use it.
3022 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3023 call cselib_dummy_expand_value_rtx_cb instead of
3024 cselib_expand_value_rtx_cb.
3027 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3028 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3029 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3030 and .cfi_endproc around the pic thunks.
3031 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3032 all queued unwind info register saves are saved before the call.
3033 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3034 considered as sp-=4 for unwind info and the pop as sp+=4 which
3035 also clobbers dest, but doesn't actually restore it.
3038 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3039 RTX_FRAME_RELATED_P.
3041 2010-03-09 Jie Zhang <jie@codesourcery.com>
3043 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3044 whitespaces in output template.
3046 2010-03-09 Jie Zhang <jie@codesourcery.com>
3048 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3051 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3053 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3054 builtins.exp in a separate job.
3056 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3058 * graphite-sese-to-poly.c (add_param_constraints): Use
3059 lower_bound_in_type and upper_bound_in_type.
3061 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3063 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3064 instead of unsigned_type_node.
3066 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3067 Reza Yazdani <reza.yazdani@amd.com>
3070 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3071 on pointer type parameters.
3073 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3077 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3078 handle conversions from pointer to integers.
3079 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3080 induction variable, to be able to work with code generated by CLooG.
3081 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3082 (build_poly_scop): Bail out if we cannot codegen a loop.
3084 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3086 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3087 code generation with gloog_error.
3089 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3091 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3092 Call fold_convert on all the returned values.
3093 (expand_scalar_variables_expr): Pass to
3094 expand_scalar_variables_ssa_name the type of the resulting expression.
3096 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3098 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3099 ppl_min_for_le_pointset.
3100 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3101 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3103 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3105 * graphite-dependences.c (map_into_dep_poly): Removed.
3106 (dependence_polyhedron_1): Use combine_context_id_scat.
3108 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3110 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3111 (struct poly_bb): Same.
3112 (combine_context_id_scat): New.
3114 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3117 * sese.c (name_defined_in_loop_p): Return false for default
3120 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3122 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3123 and clean up the logic.
3125 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3127 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3130 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3132 * var-tracking.c (remove_cselib_value_chains): Define only for
3134 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3135 delete_slot_part, emit_notes_for_differences_1): Don't call
3136 remove_cselib_value_chains here.
3137 (set_slot_part, emit_notes_for_differences_2): Don't call
3138 add_cselib_value_chains here.
3139 (preserved_values): New vector.
3140 (preserve_value): New function.
3141 (add_uses, add_stores, vt_add_function_parameters): Use it
3142 instead of cselib_preserve_value.
3143 (changed_values_stack): New vector.
3144 (check_changed_vars_0): New function.
3145 (check_changed_vars_1, check_changed_vars_2): Use it.
3146 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3147 changed_values_stack VALUEs.
3148 (vt_emit_notes): For all preserved_values call
3149 add_cselib_value_chains. If ENABLE_CHECKING call
3150 remove_cselib_value_chains before verifying value_chains is empty.
3151 Initialize and free changed_values_stack.
3152 (vt_initialize): Initialize preserved_values.
3153 (vt_finalize): Free preserved_values.
3155 2010-03-08 Richard Guenther <rguenther@suse.de>
3157 PR tree-optimization/43269
3158 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3161 2010-03-08 Martin Jambor <mjambor@suse.cz>
3163 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3164 (ipa_is_param_called): Removed.
3165 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3166 (ipa_print_node_params): Do not print the called flag.
3167 (ipa_write_node_info): Do not stream the called flag.
3168 (ipa_read_node_info): Likewise.
3170 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3173 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3174 * cselib.c (struct expand_value_data): Add dummy field.
3175 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3177 (cselib_dummy_expand_value_rtx_cb): New function.
3178 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3180 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3181 * var-tracking.c: Include pointer-set.h.
3182 (variable): Change n_var_parts to char from int. Add
3183 cur_loc_changed and in_changed_variables fields.
3184 (variable_canonicalize): Remove.
3185 (shared_var_p): New inline function.
3186 (unshare_variable): Maintain cur_loc_changed and
3187 in_changed_variables fields. If var was in changed_variables,
3188 replace it there with new_var. Just copy cur_loc instead of
3189 resetting it to something else.
3190 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3191 (dataflow_set_union): Don't call variable_canonicalize.
3192 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3193 of their DEBUG_EXPR_TREE_DECLs.
3194 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3195 and in_changed_variables and cur_loc_changed is false.
3196 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3197 and cur_loc_changed. Don't update cur_loc here.
3198 (variable_merge_over_src): Don't call variable_canonicalize.
3199 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3200 removing loc that is equal to cur_loc, clear cur_loc,
3201 set cur_loc_changed and ensure variable_was_changed is called.
3202 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3203 compare pointers in cur_loc check, if it is equal to loc,
3204 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3205 (variable_different_p): Remove compare_current_location argument,
3206 don't compare cur_loc.
3207 (dataflow_set_different_1): Adjust variable_different_p caller.
3208 (variable_was_changed): If dv had some var in changed_variables
3209 already, reset in_changed_variables flag for it and propagate
3210 cur_loc_changed over to the new variable. On empty var
3211 always set cur_loc_changed. Set in_changed_variables on whatever
3212 var is added to changed_variables.
3213 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3214 Use shared_var_p. When removing loc that is equal to cur_loc,
3215 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3216 end, don't set it to something else, just call variable_was_changed.
3217 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3218 loc being removed, clear cur_loc and set cur_loc_changed.
3219 Set cur_loc_changed if all locations have been removed.
3220 (struct expand_loc_callback_data): New type.
3221 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3222 allocated. Always create SUBREGs if simplify_subreg failed.
3223 Prefer to use cur_loc, when that fails and still in
3224 changed_variables (and seen first time) recompute it. Set
3225 cur_loc_changed of variables which had to change cur_loc and
3226 compute elcd->cur_loc_changed if any of the subexpressions used
3227 had to change cur_loc.
3228 (vt_expand_loc): Adjust to pass arguments in
3229 expand_loc_callback_data structure.
3230 (vt_expand_loc_dummy): New function.
3231 (emitted_notes): New variable.
3232 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3233 that weren't used for any other decl in current
3234 emit_notes_for_changes call call vt_expand_loc_dummy to update
3235 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3236 first loc_chain location if NULL before. Always use just
3237 cur_loc instead of first loc_chain location. When cur_loc_changed
3238 is false, when not --enable-checking=rtl just don't emit any note.
3239 When rtl checking, compute the note and assert it is the same
3240 as previous note. Clear cur_loc_changed and in_changed_variables
3241 at the end before removing from changed_variables.
3242 (check_changed_vars_3): New function.
3243 (emit_notes_for_changes): Traverse changed_vars to call
3244 check_changed_vars_3 on each changed var.
3245 (emit_notes_for_differences_1): Clear cur_loc_changed and
3246 in_changed_variables. Recompute cur_loc of new_var.
3247 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3248 (vt_emit_notes): Initialize and destroy emitted_notes.
3250 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3252 PR rtl-optimization/42220
3253 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3254 Use verify_reg_tracked to determine if we should use OP_OUT rather
3256 (build_def_use): If we see an in-out operand for a register that we
3257 know nothing about, treat is an output if possible, fail the block if
3260 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3263 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3266 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3269 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3270 uses of relevant DEFs that are dead outside the loop too.
3272 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3274 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3276 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3278 * var-tracking.c (values_to_unmark): New variable.
3279 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3280 values_to_unmark vector. Moved body to...
3281 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3282 instead queue it into values_to_unmark vector.
3283 (vt_find_locations): Free values_to_unmark vector.
3285 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3287 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3288 (site.exp): Export them when plugins are enabled.
3290 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3293 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3295 (chrec_fold_multiply): Same.
3297 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3300 * c-decl.c (build_compound_literal): Return early if init is
3303 2010-03-04 Martin Jambor <mjambor@suse.cz>
3305 PR tree-optimization/43164
3306 PR tree-optimization/43191
3307 * tree-sra.c (type_consists_of_records_p): Reject records with
3308 zero-size bit-fields at the end.
3310 2010-03-04 Mike Stump <mikestump@comcast.net>
3312 * Makefile.in (TAGS): Remove *.y.
3314 2010-03-04 Richard Guenther <rguenther@suse.de>
3316 PR tree-optimization/40761
3317 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3319 (my_rev_post_order_compute): New function.
3320 (init_pre): Call it.
3322 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3325 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3326 decrease the cost of an IV candidate when the cost is infinite.
3328 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3330 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3331 Use '3DNow!' for the extension of that name, ensure normal space
3333 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3335 2010-03-03 Jeff Law <law@redhat.com>
3337 * PR middle-end/32693
3338 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3339 than gen_rtx_SUBREG.
3340 (extract_bit_field_1): Likewise.
3342 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3344 * doc/sourcebuild.texi (Test directives): Document that arguments
3345 include-opts and exclude-opts are now optional for dg-skip-if,
3346 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3348 2010-03-03 Jason Merrill <jason@redhat.com>
3351 * cgraph.h (varpool_node): Add extra_name field.
3352 * varpool.c (varpool_extra_name_alias): New.
3353 (varpool_assemble_decl): Emit extra name aliases.
3354 (varpool_mark_needed_node): Look past an extra name alias.
3355 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3356 * lto-streamer-in.c (lto_input_tree): Read it.
3357 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3359 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3361 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3362 (sparc*-*-solaris2*): ...this.
3364 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3367 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3368 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3369 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3370 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3373 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3374 fallthrough to default handling, just with want_address 0 instead of 2.
3375 For single element lists, add_AT_loc directly, otherwise create an
3376 artificial variable DIE and stick location list to it.
3379 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3380 (VAL_EXPR_HAS_REVERSE): Define.
3381 (reverse_op): New function.
3382 (add_stores): For reversible operations add an extra MO_VAL_USE.
3384 2010-03-02 Jason Merrill <jason@redhat.com>
3386 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3388 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3390 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3391 (sparc64-*-linux*): Likewise.
3392 (sparc64-*-solaris2*): Include assembler files before linker ones.
3393 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3394 * config/sparc/gas.h: Delete.
3395 * config/sparc/sol2-64.h: Add copyright notice.
3396 * config/sparc/sol2-gas-bi.h: Likewise.
3397 * config/sparc/sol2-gld.h: Likewise.
3398 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3399 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3400 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3401 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3402 (sparc_elf_asm_named_section): Rename into...
3403 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3405 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3407 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3409 2010-03-02 Jeff Law <law@redhat.com>
3412 * reload1.c (rtx_p, substitute_stack): Declare.
3413 (substitute): Record addresses of changed rtxs.
3414 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3415 Restore the original rtx when complete.
3416 (reload): Free subsitute_stack when complete.
3418 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3420 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3421 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3423 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3424 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3425 Torture Tests): Change from subsection to section.
3427 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3428 Steven Bosscher <steven@gcc.gnu.org>
3430 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3433 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3436 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3437 the assignment from the new induction variable to the assignment
3438 of the value from the original loop PHI function.
3440 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3441 Daniel Jacobowitz <dan@codesourcery.com>
3443 * doc/sourcebuild.texi (Test directives): Clarify options to
3446 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3448 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3449 Disable cfi directives unless GCC and gas agree on using read-only
3450 .eh_frame sections for 64-bit.
3451 * configure: Regenerate.
3453 2010-03-01 Richard Guenther <rguenther@suse.de>
3455 PR tree-optimization/43220
3456 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3457 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3459 2010-03-01 Richard Guenther <rguenther@suse.de>
3460 Martin Jambor <mjambor@suse.cz>
3463 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3464 gimplified parameters.
3466 2010-03-01 Christian Bruel <christian.bruel@st.com>
3468 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3470 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3472 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3474 2010-03-01 Richard Guenther <rguenther@suse.de>
3477 * expr.c (expand_assignment): Use the alias-oracle to tell
3478 if the rhs aliases the result decl.
3480 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3483 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3484 to sol_gt_pch_get_address.
3485 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3486 64-bit, SPARC and x86.
3487 (sol_gt_pch_get_address): New function.
3489 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3491 * toplev.h (inform_n, error_n): Declare.
3492 * diagnostic.c (inform_n, error_n): New function.
3494 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3496 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3497 has no rtl yet when processing local_decls, queue it and recheck
3498 if deferred stack allocation hasn't assigned it rtl.
3500 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3502 * config/sh/sh.c (unspec_bbr_uid): New.
3503 (gen_block_redirect): Use it instead of INSN_UID.
3504 (gen_far_branch): Likewise.
3506 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3508 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3509 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3511 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3513 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3514 (Warning Options): -Wno-conversion-null is valid for
3515 Objective-C++ as well.
3516 * doc/tm.texi (Named Address Spaces): Likewise.
3517 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3518 * doc/tree-ssa.texi (Tree SSA): Likewise.
3520 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3523 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3524 by default. Don't set the default arch for
3525 i[34567]86-*-darwin*|x86_64-*-darwin*.
3527 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3530 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3531 default. Set the default 32bit/64bit archs with $with_arch
3532 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3534 2010-02-27 Richard Guenther <rguenther@suse.de>
3536 PR tree-optimization/43186
3537 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3538 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3539 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3540 unroller iterations.
3542 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3544 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3545 required and i[34567]86-*-* targets don't support 64bit ISA.
3547 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3550 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3553 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3555 * config.gcc: Set the default arch at least to Prescott for
3556 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3557 if SSE math is enabled.
3559 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3561 * diagnostic.c (diagnostic_initialize): Update.
3562 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3564 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3565 (diagnostic_inhibit_notes): New.
3566 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3568 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3571 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3572 * doc/standards.texi: Likewise.
3573 * doc/extend.texi: Likewise.
3574 * doc/trouble.texi: Likewise.
3575 * doc/cppopts.texi: Likewise.
3576 * doc/install.texi: Likewise.
3577 * c.opt (std=c90,std=gnu90): New options.
3578 * c-opts.c (c_common_handle_option): Handle them.
3580 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3583 * c-decl.c (undeclared_variable): Use an informative note.
3585 2010-02-26 Richard Guenther <rguenther@suse.de>
3587 PR tree-optimization/43186
3588 * gimple.h (gimple_fold): Remove.
3589 * gimple.c (gimple_fold): Remove. Inline into single user ...
3590 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3591 Try harder for conditions.
3593 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3596 * function.c (used_types_insert): Don't skip through named pointer
3597 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3598 and it is different from the main variant's type.
3600 2010-02-26 Nick Clifton <nickc@redhat.com>
3602 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3604 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3606 * config.gcc: Support --with-fpmath=sse for x86.
3608 * config/i386/ssemath.h: New.
3610 * doc/install.texi (--with-fpmath=sse): Documented.
3612 2010-02-26 Richard Guenther <rguenther@suse.de>
3614 PR tree-optimization/43188
3615 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3616 vector types of over-aligned element type.
3618 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3621 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3622 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3624 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3626 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3628 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3630 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3631 * var-tracking.c: Include diagnostic.h.
3632 (debug_dv): New function.
3633 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3636 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3637 (add_value_chain, add_value_chains, remove_value_chain,
3638 remove_value_chains): Handle DEBUG_EXPRs.
3639 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3642 * regcprop.c (struct queued_debug_insn_change): New type.
3643 (struct value_data_entry): Add debug_insn_changes field.
3644 (struct value_data): Add n_debug_insn_changes field.
3645 (debug_insn_changes_pool): New variable.
3646 (free_debug_insn_changes, apply_debug_insn_changes,
3647 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3648 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3649 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3651 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3653 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3654 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3655 changes, call cprop_find_used_regs via note_stores.
3656 (copyprop_hardreg_forward): When copying vd from predecessor
3657 which has any queued DEBUG_INSN changes, make sure the pointers are
3658 cleared. At the end call df_analyze and then if there are any
3659 DEBUG_INSN changes queued at the end of some basic block for still
3660 live registers, apply them.
3661 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3663 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3665 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3668 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3670 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3671 targets. Set the default with_cpu/with_arch from arch/cpu.
3672 Allow x86-64 and native for with_cpu/with_arch.
3674 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3676 * ebitmap.c: Change calls to verify_popcount with calls to
3677 sbitmap_verify_popcount.
3678 (ebitmap_clear_bit): Fixed map->cacheindex test and
3679 map>cache update when bit clearing results in an empty
3682 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3685 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3686 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3687 and support both V2DF and V2DI modes.
3688 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3689 support both V2DF and V2DI modes.
3690 (general): Delete trailing whitespace from a few patterns.
3692 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3693 V2DF/V2DI interleave high/low builtins.
3695 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3698 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3699 interleave high/low functions.
3701 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3703 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3704 #pragma extern_prefix.
3706 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3709 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3710 BLKmode, assert op0 is a MEM and just adjust its mode.
3713 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3714 if bitpos isn't multiple of mode's bitsize.
3716 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3718 * c.opt (-ftemplate-depth=): New.
3719 (-ftemplate-depth-): Deprecate.
3720 * optc-gen.awk: Handle -ftemplate-depth=.
3721 * opth-gen.awk: Likewise.
3722 * c-opts.c (c_common_handle_option): Likewise.
3723 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3725 2010-02-24 Jason Merrill <jason@redhat.com>
3727 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3729 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3731 * cfg.c (alloc_aux_for_block): Remove inline.
3732 (alloc_aux_for_edge): Likewise.
3734 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3736 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3738 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3740 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3741 * config/i386/sol2-gas.h: New file.
3742 * config.gcc (i[34567]86-*-solaris2*): Use it.
3744 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3747 * c-typeck.c (ep_convert_and_check): New.
3748 (build_conditional_expr): Use it.
3749 (build_binary_op): Likewise.
3751 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3753 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3756 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3757 bounds even for -O+.
3758 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3759 expr needs to have DECL_NAME set.
3761 2010-02-24 Nick Clifton <nickc@redhat.com>
3763 * config/mep/mep.c: Include gimple.h.
3764 (mep_function_uses_sp): Delete unused function.
3765 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3766 parameters. Use unsigned integers to count args. Return a
3767 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3769 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3772 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3773 greater or equal to nelt instead of 2 * nelt.
3774 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3777 2010-02-23 Jason Merrill <jason@redhat.com>
3780 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3781 in cfun->local_decls even if they have register types.
3784 * stor-layout.c (place_field): Don't warn about unnecessary
3785 DECL_PACKED if the type is packed.
3787 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3790 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3791 GOTOFF relocs, even when the base reg isn't pic pointer.
3793 2010-02-23 Michael Matz <matz@suse.de>
3796 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3797 (expand_gimple_basic_block): Generate and use debug temps if there
3798 are debug uses left after the last real use of TERed ssa names.
3799 Unlink debug immediate uses when they are expanded.
3801 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3804 * config/i386/i386.c (override_options): Reorganise to provide
3805 better error messages.
3807 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3810 * graphite-scop-detection.c (create_single_exit_edge): Move
3811 the call to find_single_exit_edge to....
3812 (create_sese_edges): ...here. Don't handle multiple edges
3813 exiting the function.
3814 (build_graphite_scops): Don't handle multiple edges
3815 exiting the function.
3817 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3820 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3821 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3823 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3826 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3828 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3831 * c-typeck.c (convert_arguments): Print declaration location.
3832 * c-common.c (validate_nargs): Rename as
3833 builtin_function_validate_nargs.
3834 (check_builtin_function_arguments): Update.
3836 2010-02-22 Richard Guenther <rguenther@suse.de>
3839 * tree-inline.c (declare_return_variable): Use the type of
3840 the call stmt lhs if available.
3842 2010-02-22 Duncan Sands <baldrick@free.fr>
3844 * passes.c (register_pass): Always consider all pass lists when
3845 ref_pass_instance_number is zero.
3847 2010-02-22 Richard Guenther <rguenther@suse.de>
3849 PR tree-optimization/42749
3850 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3851 parameter. Do arithmetic in the original type.
3852 (update_accumulator_with_ops): Likewise.
3853 (adjust_accumulator_values): Adjust.
3855 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3857 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3858 (QI to BLKmode splitter): New splitter.
3860 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3862 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3863 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3865 2010-02-22 Richard Guenther <rguenther@suse.de>
3867 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3869 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3871 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3872 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3873 ($(T)crti.o, $(T)crtn.o): Remove rules.
3875 2010-02-21 Tobias Burnus <burnus@net-b.de>
3878 * doc/invoke.texi (-fassociative-math): Document that this
3879 option is automatically enabled for Fortran.
3881 2010-02-20 David S. Miller <davem@davemloft.net>
3883 * configure.ac: Test if linker and assembler properly support
3884 GOTDATA_OP relocations.
3885 * configure: Rebuild.
3886 * config.in: Likewise.
3887 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3888 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3889 (movsi_high_pic): Likewise.
3890 (movdi_lo_sum_pic): Likewise.
3891 (movdi_high_pic): Likewise.
3892 (movsi_pic_gotdata_op): New pattern.
3893 (movdi_pic_gotdata_op): Likewise.
3894 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3895 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3897 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3900 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3901 attribute to ssemul.
3902 (xop_mulv2div2di3_high): Ditto.
3904 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3907 * c.opt (Wconversion-null): New option.
3908 * doc/invoke.texi (Wconversion-null): Document.
3910 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3912 * common.opt (Wlarger-than-): Add Undocumented.
3914 2010-02-19 Mike Stump <mikestump@comcast.net>
3916 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3918 2010-02-19 Jason Merrill <jason@redhat.com>
3921 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3922 * configure: Likewise.
3924 2010-02-20 Alan Modra <amodra@gmail.com>
3927 * cgraph.h (cgraph_make_decl_local): Declare.
3928 * cgraph.c (cgraph_make_decl_local): New function.
3929 (cgraph_make_node_local): Use it.
3930 * cgraphunit.c (cgraph_function_versioning): Likewise.
3931 * ipa.c (function_and_variable_visibility): Likewise.
3933 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3936 * except.c (sjlj_emit_function_enter): Don't call
3937 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3939 * rtl.h (add_reg_br_prob_note): Remove prototype.
3941 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3944 * c-common.c (conversion_warning): Remove widening conversions
3945 before checking the conversion of integers to reals.
3947 2010-02-19 Mike Stump <mikestump@comcast.net>
3950 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3953 * cgraphunit.c (process_function_and_variable_attributes): Check
3954 DECL_PRESERVE_P instead of looking up attribute "used".
3955 * ipa-pure-const.c (check_decl): Likewise.
3956 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3957 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3958 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3959 instead of attribute "used".
3960 * config/sol2-c.c (solaris_pragma_init): Likewise.
3961 (solaris_pragma_fini): Likewise.
3963 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3965 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3966 Use XCNEW instead of xcalloc.
3967 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3968 XNEW instead of xmalloc.
3969 (get_fields): Use XNEWVEC instead of xmalloc.
3972 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3973 populate vars array.
3974 (create_new_general_access): For debug stmts just reset value.
3975 (get_stmt_accesses): For accesses within debug stmts just record them
3976 using add_access_to_acc_sites instead of preventing the peeling or
3977 counting them as accesses.
3980 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3982 2010-02-19 Richard Guenther <rguenther@suse.de>
3984 PR tree-optimization/42916
3985 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3988 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3990 * configure.ac: Replace all uses of changequote in macro arguments
3991 with proper quoting.
3993 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3996 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3998 2010-02-19 Richard Guenther <rguenther@suse.de>
4000 PR tree-optimization/42944
4001 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4002 test for aliasing with errno.
4004 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4007 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4008 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4009 * dojump.c: Include output.h.
4010 (inv): New inline function.
4011 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4012 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4013 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4014 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4015 argument, pass it down to other calls.
4016 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4017 add REG_BR_PROB note to the conditional jump.
4018 * cfgexpand.c (add_reg_br_prob_note): Removed.
4019 (expand_gimple_cond): Don't call it, add the probability
4020 as last argument to jumpif_1/jumpifnot_1.
4021 * Makefile.in (dojump.o): Depend on output.h.
4022 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4024 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4025 * stmt.c (do_jump_if_equal): Likewise.
4026 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4027 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4028 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4030 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4031 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4032 jumpifnot_1 callers.
4033 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4035 (store_expr): Adjust jumpifnot caller.
4036 (store_constructor): Adjust jumpif caller.
4039 * gimplify.c (gimple_boolify): For __builtin_expect call
4040 gimple_boolify also on its first argument.
4042 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4044 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4046 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4047 * configure: Regenerated.
4049 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4051 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4052 lang_hooks.types_compatible_p instead of comptypes.
4054 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4056 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4057 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4058 if __prefer_thumb__ is defined.
4060 2010-02-18 Martin Jambor <mjambor@suse.cz>
4062 PR tree-optimization/43066
4063 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4064 array with zero-sized element type.
4066 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4068 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4069 rtx, allocate struct var_loc_node here and return it to the
4070 caller, and only if it is actually needed.
4071 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4072 move it earlier and return immediately if it returns NULL.
4074 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4076 * config/sparc/gas.h: New file. Restore
4077 TARGET_ASM_NAMED_SECTION to its ELF default.
4078 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4080 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4081 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4082 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4083 after sparc/sysv4.h.
4085 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4087 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4089 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4091 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4092 patterns from predicated pattern.
4094 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4097 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4098 for insn mnemonic suffix.
4100 2010-02-17 Richard Guenther <rguenther@suse.de>
4102 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4105 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4108 * caller-save.c (save_call_clobbered_regs): If BB ends with
4109 a DEBUG_INSN, move any notes in between last real insn and the last
4110 DEBUG_INSN after the last DEBUG_INSN.
4112 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4114 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4115 Fix return type. Fix argument type. Explain meaning of return value.
4117 2010-02-16 Richard Guenther <rguenther@suse.de>
4119 PR tree-optimization/41043
4120 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4121 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4123 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4125 2010-02-16 Ira Rosen <irar@il.ibm.com>
4127 PR tree-optimization/43074
4128 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4129 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4130 vectorizable cycles in hybrid SLP check.
4131 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4133 2010-02-16 Richard Guenther <rguenther@suse.de>
4135 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4136 (true_dependence): If memrefs_conflict_p computes must-alias
4137 trust it. Move TBAA check after offset-based disambiguation.
4138 (canon_true_dependence): Likewise.
4140 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4142 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4143 * doc/invoke.texi: Document it.
4144 * var-tracking.c: Include toplev.h and params.h.
4145 (vt_find_locations): Return bool indicating success. Compute
4146 hash sizes unconditionally. Check new parameter, report.
4147 (variable_tracking_main_1): Check vt_find_locations results and
4148 retry. Renamed from...
4149 (variable_tracking_main): ... this. New wrapper to preserve
4150 flag_var_tracking_assignments.
4151 * Makefile.in (var-tracking.o): Adjust dependencies.
4153 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4154 Jakub Jelinek <jakub@redhat.com>
4157 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4158 if weak_import attribute is present.
4159 * config/darwin.c (machopic_select_section): Likewise.
4161 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4163 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4164 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4165 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4166 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4168 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4170 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4173 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4174 Rewrite text to refer to the names.
4176 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4178 * config/i386/i386-builtin-types.def
4179 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4180 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4181 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4182 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4183 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4184 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4185 IX86_BUILTIN_VPERMIL2PS256.
4186 (MULTI_ARG_4_DF2_DI_I): Defined.
4187 (MULTI_ARG_4_DF2_DI_I1): Defined.
4188 (MULTI_ARG_4_SF2_SI_I): Defined.
4189 (MULTI_ARG_4_SF2_SI_I1): Defined.
4190 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4191 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4192 __builtin_ia32_vpermil2ps256.
4193 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4194 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4195 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4196 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4197 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4198 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4199 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4200 CODE_FOR_xop_vpermil2v8sf3.
4201 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4202 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4203 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4204 (_mm256_permute2_pd): New.
4205 (_mm_permute2_ps): New.
4206 (_mm256_permute2_ps): New.
4208 2010-02-15 Nick Clifton <nickc@redhat.com>
4210 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4211 boolean parameters. Use emit_jump_insn when emitting a pop
4212 instruction containing a return insn.
4213 (push): Use 'true' rather than '1' as second parameter to F.
4214 (h8300_expand_prologue): Likewise.
4215 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4216 (h8300_expand_epilogue): Likewise.
4218 2010-02-15 Richard Guenther <rguenther@suse.de>
4221 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4224 2010-02-15 Nick Clifton <nickc@redhat.com>
4226 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4229 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4231 * intl.c (fake_ngettext): New function.
4232 * intl.h (fake_ngettext): Declare.
4233 (ngettext): Define macro.
4234 * collect2.c (notice_translated): New function.
4235 (main): Use notice_translated and ngettext.
4236 * collect2.h (notice_translated): Declare.
4238 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4240 * reorg.c (delete_computation): Comment fixes.
4241 * caller-save.c (setup_save_areas): Idem.
4242 * sel-sched-dump.c (dump_lv_set): Idem.
4245 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4247 * config/s390/s390.c (s390_sched_init): New function.
4248 (TARGET_SCHED_INIT): Target hook defined.
4250 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4251 Jack Howarth <howarth@bromo.med.uc.edu>
4252 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4255 Partial revert of unintended change in fix for PR41605.
4256 * config/darwin.h: Fix typo.
4257 * config/darwin9.h: Same.
4259 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4261 * c-pch.c (pch_init): Clear v.
4263 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4266 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4267 graphite_can_represent_init for MULT_EXPR.
4269 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4273 * graphite-sese-to-poly.c (remove_phi): New.
4274 (translate_scalar_reduction_to_array): Call remove_phi.
4276 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4279 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4280 * graphite-clast-to-gimple.h (gloog): Update declaration.
4281 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4282 * graphite-poly.h (struct poly_bb): Add missing comments.
4283 (struct scop): Add poly_scop_p field.
4285 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4286 * graphite.c (graphite_transform_loops): Build the polyhedral
4287 representation for each scop before code generation.
4288 * sese.c (rename_variables_in_operand): Removed.
4289 (rename_variables_in_expr): Return the renamed expression.
4290 (rename_sese_parameters): New.
4291 * sese.h (rename_sese_parameters): Declared.
4293 2010-02-11 Richard Guenther <rguenther@suse.de>
4295 PR tree-optimization/42998
4296 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4297 POINTER_PLUS_EXPR properly.
4299 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4300 Changpeng Fang <changpeng.fang@amd.com>
4303 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4304 the cost of an IV candidate when the IV is used in a test against zero.
4306 * gcc.dg/tree-ssa/ivopts-3.c: New.
4308 2010-02-11 Richard Guenther <rguenther@suse.de>
4311 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4312 pointer-vs-decl case by swapping refs. Handle some cases
4313 of pointer-vs-decl disambiguations more conservatively.
4314 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4315 to false after expanding.
4317 2010-02-11 Richard Guenther <rguenther@suse.de>
4320 * gcc.c (process_command): Handle LTO file@offset case more
4323 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4325 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4326 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4328 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4330 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4331 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4332 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4333 Optimize eq/ne comparisons when both arguments are known to be
4335 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4336 Don't mask operands unnecessarily if they are known to be already
4339 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4341 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4344 2010-02-10 Richard Guenther <rguenther@suse.de>
4346 PR tree-optimization/43017
4347 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4348 for wrapping signed arithmetic.
4350 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4353 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4354 if no debug info should be emitted for it.
4356 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4358 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4359 note when flag_exceptions is set.
4361 2010-02-10 Duncan Sands <baldrick@free.fr>
4363 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4365 2010-02-10 Richard Guenther <rguenther@suse.de>
4368 * tree.c (get_unwidened): Handle constants.
4369 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4371 2010-02-10 Martin Jambor <mjambor@suse.cz>
4374 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4375 check for variable argument counts independently.
4377 2010-02-10 Christian Bruel <christian.bruel@st.com>
4380 * config/sh/sh.c (find_barrier): Increase length for non delayed
4381 conditional branches.
4383 2010-02-10 Christian Bruel <christian.bruel@st.com>
4385 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4387 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4389 * builtins.c (set_builtin_user_assembler_name): Also handle
4390 ffs if int is smaller than word.
4392 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4395 * ira-conflicts.c (get_dup): Remove.
4396 (process_reg_shuffles): Add new parameter. Use it as an
4397 additional guard for copy generation.
4398 (add_insn_allocno_copies): Rewrite.
4400 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4402 * common.opt (fsched2-use-traces): Preserved for backward
4404 * doc/invoke.texi: Remove the documentation about option
4405 -fsched2-use-traces.
4406 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4407 flag_sched2_use_traces.
4408 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4409 the backward compatibility flag section.
4411 2010-02-09 Richard Guenther <rguenther@suse.de>
4413 PR tree-optimization/43008
4414 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4415 make HEAP variables initialized from global memory if they
4416 are not known builtin functions.
4417 (find_func_aliases): Adjust.
4419 2010-02-09 Richard Guenther <rguenther@suse.de>
4421 PR tree-optimization/43000
4422 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4423 arithmetic manually.
4425 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4427 PR tree-optimization/42931
4428 * tree-loop-linear.c (try_interchange_loops): Don't call
4429 double_int_mul if estimated_loop_iterations failed.
4431 2010-02-08 Martin Jambor <mjambor@suse.cz>
4434 * tree-sra.c (build_accesses_from_assign): Do not mark in
4435 should_scalarize_away_bitmap if stmt has volatile ops.
4436 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4439 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4441 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4443 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4445 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4448 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4451 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4453 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4456 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4457 to unknown_dependence.
4458 (graphite_legal_transform_dr): Handle the unknown_dependence.
4459 (graphite_carried_dependence_level_k): Same.
4461 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4463 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4465 2010-02-07 Richard Guenther <rguenther@suse.de>
4468 * expr.c (get_inner_reference): Always initialize *pbitsize.
4470 2010-02-07 Richard Guenther <rguenther@suse.de>
4473 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4474 new ARRAY_REFs on variable size element or minimal index arrays.
4476 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4477 gimple_fold_indirect_ref.
4479 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4482 * arm.c (arm_override_options): Just return if the user has specified
4483 an invalid fpu name.
4485 2010-02-03 Jason Merrill <jason@redhat.com>
4488 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4489 i386_pe_maybe_record_exported_symbol.
4491 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4494 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4495 (pa_delegitimize_address): New function.
4497 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4499 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4500 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4502 2010-02-05 Richard Guenther <rguenther@suse.de>
4505 * lto-streamer-in.c (get_resolution): Deal with references
4506 to undefined functions.
4508 2010-02-05 Richard Guenther <rguenther@suse.de>
4510 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4511 (fold_const_aggregate_ref): Likewise.
4512 (ccp_fold_stmt): Substitute loads.
4513 (maybe_fold_reference): Verify types before substituting.
4515 (fold_gimple_assign): Unshare properly.
4516 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4518 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4520 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4521 for rs6000_gen_cell_microcode.
4523 2010-02-04 Richard Guenther <rguenther@suse.de>
4525 PR rtl-optimization/42952
4526 * dse.c (const_or_frame_p): Remove MEM handling.
4528 2010-02-04 Nick Clifton <nickc@redhat.com>
4530 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4531 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4532 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4533 (mn10300_asm_output_mi_thunk): New function.
4534 (mn10300_can_output_mu_thunk): New function.
4535 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4536 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4537 (FUNCTION_ARG): Delete incorrect comment.
4539 2010-02-03 Jason Merrill <jason@redhat.com>
4542 * fold-const.c (operand_equal_p): Handle erroneous types.
4544 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4546 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4548 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4550 PR rtl-optimization/42941
4551 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4554 2010-02-03 Jason Merrill <jason@redhat.com>
4557 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4559 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4562 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4563 (cselib_reset_table): Renamed from...
4564 (cselib_reset_table_with_next_value): ... this.
4565 (cselib_get_next_uid): Renamed from...
4566 (cselib_get_next_unknown_value): ... this.
4567 * cselib.c (next_uid): Renamed from...
4568 (next_unknown_value): ... this.
4569 (cselib_clear_table): Adjust.
4570 (cselib_reset_table): Adjust. Renamed from...
4571 (cselib_reset_table_with_next_value): ... this.
4572 (cselib_get_next_uid): Adjust. Renamed from...
4573 (cselib_get_next_unknown_value): ... this.
4574 (get_value_hash): Use hash.
4575 (cselib_hash_rtx): Likewise.
4576 (new_cselib_val): Adjust. Set and dump uid.
4577 (cselib_lookup_mem): Pass next_uid as hash.
4578 (cselib_subst_to_values): Likewise.
4579 (cselib_log_lookup): Dump uid.
4580 (cselib_lookup): Pass next_uid as hash. Adjust.
4581 (cselib_process_insn): Adjust.
4582 (cselib_init): Initialize next_uid.
4583 (cselib_finish): Adjust.
4584 (dump_cselib_table): Likewise.
4585 * dse.c (canon_address): Dump value uid.
4586 * print-rtl.c (print_rtx): Print value uid.
4587 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4589 (dv_uid): New function, sort of renamed from...
4590 (dv_htab_hash): ... this, reimplemented in terms of it and...
4591 (dv_uid2hash): ... this. New.
4592 (variable_htab_eq): Drop excess assertions.
4593 (tie_break_pointers): Removed.
4594 (canon_value_cmp): Compare uids.
4595 (variable_post_merge_New_vals): Print uids.
4596 (vt_add_function_parameters): Adjust.
4597 (vt_initialize): Reset table. Adjust.
4599 2010-02-03 Richard Guenther <rguenther@suse.de>
4601 PR tree-optimization/42944
4602 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4603 (call_may_clobber_ref_p_1): Likewise. Properly handle
4604 malloc and calloc clobbering errno.
4606 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4608 * doc/invoke.texi: Fix name of sched1 dump.
4610 * opts.c (decode_options): Set flag_tree_switch_conversion
4611 only conditionally on optimize >= 2.
4613 * gcse.c: Assorted comment fixes in pass description.
4615 2010-02-03 Anthony Green <green@moxielogic.com>
4617 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4618 nop padding in order to maintain alignment of storage location of
4619 target function address.
4620 (moxie_trampoline_init): Store target function address at newly
4622 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4624 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4626 2010-02-03 Richard Guenther <rguenther@suse.de>
4629 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4631 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4633 * config.gcc: Reenable check for obsolete targets.
4634 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4635 mips-sgi-irix6.[0-4]*.
4637 2010-02-02 Nick Clifton <nickc@redhat.com>
4639 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4640 constant size of 4 as being the same as 0.
4641 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4642 can take values in the range 0..4.
4644 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4647 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4648 as _darwin10_Unwind_FindEnclosingFunction().
4649 * libgcc-libsystem.ver: New.
4651 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4654 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4655 implicitly set registers.
4657 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4659 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4660 (arm_override_options): Allow automatic selection of the thread
4661 pointer register if thumb2.
4662 (legitimize_pic_address): Improve code sequences for Thumb2.
4663 (arm_call_tls_get_addr): Likewise.
4664 (legitimize_tls_address): Likewise.
4665 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4666 (pic_load_addr_32bit): ... this. New named pattern.
4667 * thumb2.md (pic_load_addr_thumb2): Delete.
4668 (pic_load_dot_plus_four): Delete.
4669 (tls_load_dot_plus_four): New named pattern.
4671 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4674 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4675 Document fix for TLS bug.
4677 2010-01-31 Richard Guenther <rguenther@suse.de>
4679 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4680 conservatively correct.
4682 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4686 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4688 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4690 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4692 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4694 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4696 * config.gcc: Adjust order of makefile fragments for mingw targets.
4698 2010-01-31 Richard Guenther <rguenther@suse.de>
4701 * gimplify.c (gimplify_init_constructor): For volatile LHS
4702 initialize a temporary.
4704 2010-01-31 Matthias Klose <doko@ubuntu.com>
4706 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4708 * configure: Regenerate.
4710 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4712 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4713 the same alias set and their sizes different constantness.
4714 (aliasing_component_refs_p): Revert 2009-10-24 change.
4716 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4718 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4721 2010-01-29 Richard Guenther <rguenther@suse.de>
4723 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4724 Assert we successfully updated the call.
4726 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4728 PR rtl-optimization/42889
4729 * df.h (df_set_bb_dirty_nonlr): New prototype.
4730 * df-core.c (df_set_bb_dirty_nonlr): New function.
4731 * df-scan.c (df_insn_rescan): Call it instead of
4732 df_set_bb_dirty for DEBUG_INSNs.
4734 2010-01-29 Richard Guenther <rguenther@suse.de>
4737 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4738 quadratic behavior in most cases.
4740 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4743 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4744 in the call to gen_x86_movsicc_0_m1.
4746 2010-01-28 Richard Guenther <rguenther@suse.de>
4748 PR tree-optimization/42871
4749 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4751 2010-01-28 Richard Guenther <rguenther@suse.de>
4753 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4754 into call arguments.
4756 2010-01-28 Richard Guenther <rguenther@suse.de>
4759 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4760 the forwarder if the destination is an EH landing pad.
4762 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4764 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4765 block list passed to gimple_duplicate_sese_tail.
4766 (parallelize_loops): Avoid parallelization when the function
4768 Avoid parallelization when the preheader is IRREDUCIBLE.
4769 Try to optimize when estimated_loop_iterations_int is unresolved.
4770 Add the loop's location to the dump file.
4771 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4772 (gimple_duplicate_sese_tail): Remove the check for the latch.
4773 Redirect nexits to the exit block.
4774 Remove handling of the incoming edges to the latch.
4775 Redirect the backedge from the copied latch to the exit bb.
4777 2010-01-28 Michael Matz <matz@suse.de>
4780 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4781 Wrap force_reg into a sequence, emit it before user.
4783 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4785 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4787 (arm_legacy_rev): Likewise.
4788 (thumb_legacy_rev): Likewise.
4790 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4792 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4793 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4794 on MEM's address failed, try avoid_constant_pool_reference and
4795 recurse if it returned something different.
4796 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4797 address, try avoid_constant_pool_reference and recurse if it
4798 returned something different.
4799 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4800 address and avoid_constant_pool_reference returned something
4801 different, don't set have_address.
4803 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4806 * var-tracking.c (val_store): Add modified argument, obey it.
4808 (count_uses): Move down logging of main.
4809 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4810 don't need resolution.
4811 (emit_notes_in_bb): Likewise.
4813 2010-01-27 Richard Guenther <rguenther@suse.de>
4816 * tree-inline.c (remap_decl): Delay remapping of SSA name
4817 default definitions until we need them.
4819 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4821 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4822 (rs6000_delegitimize_address): New function.
4824 * config/s390/s390.c (s390_delegitimize_address): Call
4825 delegitimize_mem_from_attrs.
4828 * tree-inline.c (cannot_copy_type_1): Removed.
4829 (copy_forbidden): Don't forbid copying of functions containing
4830 records/unions with variable length fields.
4832 2010-01-27 Christian Bruel <christian.bruel@st.com>
4836 * config/sh/sh.c (find_barrier): Increase length for non delayed
4837 conditional branches.
4839 2010-01-27 Matthias Klose <doko@ubuntu.com>
4841 * configure.ac (gnu-unique-object): Fix ldd version check.
4842 * configure: Regenerate.
4844 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4846 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4848 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4849 Test for HAVE_GNU_AS value.
4851 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4853 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4854 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4855 INT64_TYPE): Define.
4856 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4857 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4858 INT_LEAST64_TYPE): Define.
4859 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4860 UINT_LEAST64_TYPE): Define.
4861 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4862 INT_FAST64_TYPE): Define.
4863 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4864 UINT_FAST64_TYPE): Define.
4865 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4866 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4867 (SIG_ATOMIC_TYPE): Define.
4869 2010-01-26 Richard Guenther <rguenther@suse.de>
4871 * df-scan.c (df_scan_set_bb_info): Remove assert.
4872 (df_insn_rescan_debug_internal): Merge asserts.
4873 (df_install_ref): Likewise.
4874 (df_mark_reg): Use bitmap_set_range.
4875 (df_hard_reg_used_p): Remove assert.
4876 (df_hard_reg_used_count): Likewise.
4878 2010-01-26 Richard Guenther <rguenther@suse.de>
4880 PR rtl-optimization/42685
4881 * web.c (web_main): Ignore DEBUG_INSNs.
4883 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4885 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4887 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4888 Fix types of fndecl and arglist parameters.
4890 2010-01-26 Richard Guenther <rguenther@suse.de>
4893 * tree-eh.c (unsplit_eh): Skip debug insns.
4895 2010-01-26 Richard Guenther <rguenther@suse.de>
4897 PR tree-optimization/42250
4898 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4900 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4903 * omp-low.c (expand_omp_sections): Only use single_pred if
4904 l2_bb is single_pred_p.
4906 2010-01-25 Christian Bruel <christian.bruel@st.com>
4909 * config/sh/sh.c (find_barrier): Increase length for non delayed
4910 conditional branches.
4911 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4913 2010-01-24 David S. Miller <davem@davemloft.net>
4915 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4916 define if not using GAS.
4917 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4918 Likewise. Delete SECTION_MERGE code, which is only applicable
4921 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4924 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4925 mangling of va_list in system headers.
4927 2010-01-23 Toon Moene <toon@moene.org>
4929 * tree-predcom.c (combine_chains): Return NULL, not false.
4931 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4933 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4934 initialization of variable res to agree with return type.
4936 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4938 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4939 * tree-sra.c: Add include of expr.h.
4941 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4943 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4944 insert the debug stmt on the single non-EH edge from the stmt.
4946 2010-01-22 Richard Henderson <rth@redhat.com>
4949 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4950 the RHS until after generate_subtree_copies has insertted its
4951 code before the current statement.
4953 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4955 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4957 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4959 2010-01-21 Martin Jambor <mjambor@suse.cz>
4961 PR tree-optimization/42585
4962 * tree-sra.c (struct access): New field grp_total_scalarization.
4963 (dump_access): Dump the new field.
4964 (should_scalarize_away_bitmap): New variable.
4965 (cannot_scalarize_away_bitmap): Likewise.
4966 (sra_initialize): Allocate new bitmaps.
4967 (sra_deinitialize): Free new bitmaps.
4968 (create_access_1): New function.
4969 (create_access): Parts moved to create_access_1.
4970 (type_consists_of_records_p): New function.
4971 (completely_scalarize_record): Likewise.
4972 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4973 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4974 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4976 (analyze_all_variable_accesses): Completely scalarize small eligible
4979 2010-01-21 Martin Jambor <mjambor@suse.cz>
4981 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4983 2010-01-21 Andrew Haley <aph@redhat.com>
4985 * gcc.c (process_command): Move lang_specific_driver before
4986 setting cc_libexec_prefix.
4988 2010-01-21 Richard Guenther <rguenther@suse.de>
4991 * fold-const.c (negate_expr_p): Pretend only negative
4992 real constants are easily negatable.
4994 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4995 Jason Merrill <jason@redhat.com>
4997 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4998 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4999 * calls.c (initialize argument_information): Handle it.
5000 * c-common.c (handle_transparent_union_attribute): Use new name.
5001 * c-decl.c (finish_struct): Ditto.
5002 * c-typeck.c (type_lists_compatible_p): Ditto.
5003 (convert_for_assignment): Use new name and also handle record.
5004 * function.c (aggregate_value_p): Handle it.
5005 (pass_by_reference): Ditto.
5006 (assign_parm_data_types): Ditto.
5007 * print-tree.c (print_node): Ditto.
5008 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5009 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5010 * tree.c (first_field): New fn.
5012 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5015 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5016 even when linking statically, for now.
5018 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5021 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5022 without a cselib val.
5023 (count_uses): Accept MO_VAL_SET with no val on stores.
5024 (add_stores): Likewise.
5026 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5028 * var-tracking.c (check_value_val): Add a compile time assertion.
5029 (dv_is_decl_p): Simplify.
5030 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5031 gcc_assert if ENABLE_CHECKING.
5033 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5036 * var-tracking.c: Include tree-flow.h.
5037 (mem_dies_at_call): New.
5038 (dataflow_set_preserve_mem_locs): Use it.
5039 (dataflow_set_remove_mem_locs): Likewise.
5040 (dump_var): Renamed from dump_variable. Adjust all callers.
5041 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5042 * Makefile.in (var-tracking.o): Adjust deps.
5044 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5046 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5048 2010-01-20 Richard Guenther <rguenther@suse.de>
5050 PR tree-optimization/42717
5051 * tree-ssa-dce.c (get_live_post_dom): Remove.
5052 (forward_edge_to_pdom): Take an arbitrary edge to copy
5053 degenerate PHI args from.
5054 (remove_dead_stmt): Use the first post-dominator even if it
5055 does not contain live statements as redirection destination.
5057 2010-01-20 Richard Guenther <rguenther@suse.de>
5059 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5061 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5063 * sel-sched.c (create_speculation_check): Remove set but not used
5065 (try_transformation_cache): Remove set but not used variable ds.
5066 (calculate_privileged_insns): Remove set but not used variables
5067 cur_insn and min_spec_insn.
5068 (find_best_expr): Remove set but not used variable avail_n.
5069 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5071 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5073 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5074 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5077 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5080 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5081 cpu types. Add support for *-sse3 cpu types.
5082 (x86_64-*-*): Ditto.
5084 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5087 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5088 argument, call initializer_constant_valid_p_1 instead of
5089 initializer_constant_valid_p, pass CACHE to it, return NULL
5090 immediately if first call returns NULL.
5091 (initializer_constant_valid_p_1): New function.
5092 (initializer_constant_valid_p): Use it.
5094 2010-01-20 Thomas Quinot <quinot@adacore.com>
5096 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5098 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5100 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5101 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5102 (loc_list_from_tree): Don't handle unsigned division. Handle
5103 signed modulo using DW_OP_{over,over,div,mul,minus}.
5104 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5105 modulo instead of signed.
5107 2010-01-20 DJ Delorie <dj@redhat.com>
5109 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5111 (h8300_emit_stack_adjustment): Propogate it.
5113 (h8300_expand_prologue): Likewise.
5114 (h8300_expand_epilogue): Likewise.
5116 2010-01-19 Michael Matz <matz@suse.de>
5118 PR tree-optimization/41783
5119 * tree-data-ref.c (toplevel): Include flags.h.
5120 (dump_data_dependence_relation): Also dump the inputs if the
5121 result will be unknown.
5122 (split_constant_offset_1): Look through some conversions.
5123 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5124 the offset from last element is too large.
5125 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5126 (reassociate_to_the_same_stmt): Handle vector registers.
5127 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5129 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5130 wide_prolog_niters argument, emit widening instructions.
5131 (vect_do_peeling_for_alignment): Adjust caller, use widened
5132 variant of the iteration cound.
5133 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5135 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5138 * config/arm/neon-testgen.m (emit_automatics): New parameter
5139 features. Adjust for Fixed_return_reg feature.
5140 (test_intrinsic): Call emit_automatics with new feature.
5141 * config/arm/neon.ml: Update copyright years.
5142 (features): New Fixed_return_reg feature.
5143 (ops): Update feature for Vget_low.
5145 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5147 PR tree-optimization/42719
5148 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5152 * fwprop.c (all_uses_available_at): Return false if def_set dest
5153 is a REG that is used in def_insn.
5155 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5157 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5159 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5162 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5164 * target.h (struct gcc_target) <secondary_reload>: Change type
5165 of last argument to secondary_reload_info *.
5167 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5170 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5171 memory references with unaligned offsets. Remove CQImode handling.
5172 (unaligned_memory_operand): Return 1 for memory references with
5173 unaligned offsets. Remove CQImode handling.
5175 2010-01-18 Richard Guenther <rguenther@suse.de>
5178 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5181 2010-01-18 Richard Guenther <rguenther@suse.de>
5183 PR tree-optimization/42781
5184 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5185 restrict processing only if the original variable was artificial.
5187 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5189 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5190 find number of popped argument bytes.
5192 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5193 Fix the text that describes the return value for invalid insns.
5195 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5197 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5198 Clarify what 'cost of the -dependence' is. Fix quoting.
5200 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5201 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5203 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5205 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5206 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5208 2010-01-17 Richard Guenther <rguenther@suse.de>
5211 * function.c (split_complex_args): Take a VEC to modify.
5212 (assign_parms_augmented_arg_list): Build a VEC instead of
5213 a chain of PARM_DECLs.
5214 (assign_parms_unsplit_complex): Take a VEC of arguments.
5215 Do not fixup unmodified parms.
5216 (assign_parms): Deal with the VEC.
5217 (gimplify_parameters): Likewise.
5219 2010-01-17 Richard Guenther <rguenther@suse.de>
5221 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5222 node existence check.
5223 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5224 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5225 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5226 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5227 (gimple_execute_on_growing_pred): Likewise.
5229 2010-01-17 Richard Guenther <rguenther@suse.de>
5231 PR tree-optimization/42773
5232 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5233 (compute_antic_aux): Likewise.
5234 (compute_partial_antic_aux): Likewise.
5236 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5239 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5242 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5244 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5247 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5248 Fix markup for strict argument.
5250 (TARGET_SCHED_REORDER2): Fix argument types.
5252 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5253 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5255 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5256 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5258 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5261 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5262 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5263 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5264 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5265 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5267 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5269 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5271 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5272 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5274 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5276 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5279 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5281 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5282 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5284 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5286 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5288 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5289 referring to it. Fix language.
5291 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5293 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5295 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5297 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5299 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5300 '@var{stream}. Remove stray 'and'.
5302 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5304 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5306 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5308 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5309 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5311 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5312 Fix description of return value.
5313 Rename argument "sz" to "len."
5315 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5316 Clarify meaning of 'true' return value.
5318 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5320 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5321 rep_mode versus mode_rep.
5323 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5325 (TARGET_BUILTIN_DECL): Fix name.
5327 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5329 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5331 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5333 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5335 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5337 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5340 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5341 Rename argument tm_fn to md_fn.
5343 (TARGET_OPTION_PRINT): Fix argument list.
5345 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5348 * config/i386/i386.c (ix86_fixup_binary_operands):
5349 Revert FMA4 fixup of operands.
5351 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5354 * Makefile.in (write_entries_to_file, install-plugin):
5355 Use \012 instead of \n with tr.
5357 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5359 * configure.ac (HAVE_AS_REF): New C macro.
5360 * configure: Regenerate.
5361 * config.in: Likewise.
5362 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5364 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5367 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5369 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5371 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5373 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5375 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5377 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5379 (TARGET_BINDS_LOCAL_P): Fix argument type.
5381 (TARGET_ASM_FILE_END): Use prototype.
5383 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5385 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5387 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5389 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5391 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5392 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5394 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5395 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5397 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5398 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5399 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5400 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5402 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5404 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5406 (TARGET_INIT_BUILTINS): Use prototype.
5408 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5409 Put 'const char *' in braces. Fix parameter types.
5410 (TARGET_INVALID_CONVERSION): Fix parameter types.
5411 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5412 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5414 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5417 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5419 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5421 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5423 * doc/tm.texi (TARGET_HELP): Fix return type.
5425 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5426 in braces. Fix argument types.
5428 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5430 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5432 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5434 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5435 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5437 (TARGET_MANGLE_TYPE): Fix argument types.
5439 (TARGET_IRA_COVER_CLASSES): Use prototype.
5441 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5443 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5445 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5447 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5449 (TARGET_CALLEE_COPIES): Fix argument types.
5451 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5453 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5455 (TARGET_FUNCTION_VALUE): Fix argument types.
5457 (TARGET_RETURN_IN_MSB): Fix argument type.
5459 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5461 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5463 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5465 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5466 agree with return type.
5468 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5470 2010-01-15 Jing Yu <jingyu@google.com>
5472 PR rtl-optimization/42691
5473 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5474 a pseudo to a constant and are merged, and adjust comments.
5476 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5478 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5480 2010-01-15 Richard Guenther <rguenther@suse.de>
5483 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5484 labels of computed or non-local gotos to the destination.
5485 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5486 landing pad label is the first label.
5488 2010-01-15 Richard Guenther <rguenther@suse.de>
5490 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5492 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5495 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5496 to allow generation of the xssqrtdp instruction on power7.
5497 (sqrtdf2_fpr): Ditto.
5499 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5502 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5503 functions with noreturn attribute.
5506 * varasm.c (declare_weak): Add weak attribute to decl if it
5507 doesn't have one already.
5508 (assemble_external): Only add decls to weak_decls if they also
5509 have weak attribute.
5511 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5513 * var-tracking.c (var_reg_delete): Don't delete the association
5514 between REGs and values or one-part variables if the register
5517 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5520 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5521 because its first operand is a non-localized variable.
5523 2010-01-14 Martin Jambor <mjambor@suse.cz>
5525 PR tree-optimization/42706
5526 * tree-sra.c (encountered_recursive_call): New variable.
5527 (encountered_unchangable_recursive_call): Likewise.
5528 (sra_initialize): Initialize both new variables.
5529 (callsite_has_enough_arguments_p): New function.
5530 (scan_function): Call decl and flags check only for IPA-SRA, check
5531 whether there is a recursive call and whether it has enough arguments.
5532 (all_callers_have_enough_arguments_p): New function.
5533 (convert_callers): Look for recursive calls only when
5534 encountered_recursive_call is set.
5535 (ipa_early_sra): Bail out either if
5536 !all_callers_have_enough_arguments_p or
5537 encountered_unchangable_recursive_call.
5539 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5541 * sel-sched.c: Add 2010 to copyright years.
5542 * sel-sched-ir.c: Likewise.
5543 * sel-sched-ir.h: Likewise.
5545 2010-01-14 Martin Jambor <mjambor@suse.cz>
5547 PR tree-optimization/42714
5548 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5549 constructors specially.
5551 2010-01-14 Andi Kleen <ak@linux.intel.com>
5553 * config/i386/drivers-i386.c (detect_caches_intel):
5554 Add l2sizekb parameter and fill in.
5555 (host_detect_local_cpu): Add l2sizekb, fill in.
5556 Add Atom small cache heuristic.
5558 2010-01-14 Andi Kleen <ak@linux.intel.com>
5560 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5561 Add level3 parameter and fill in.
5562 (detect_caches_intel): Handle level3 cache.
5564 2010-01-14 Andi Kleen <ak@linux.intel.com>
5566 * config/i386/drivers-i386.c (host_detect_local_cpu):
5567 Fix core duo detection.
5569 2010-01-14 Andi Kleen <ak@linux.intel.com>
5571 * config/i386/drivers-i386.c (host_detect_local_cpu):
5574 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5576 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5577 (rs6000_variable_issue_1): this. Use...
5578 (rs6000_variable_issue): here. Reimplement. Print debug info.
5580 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5582 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5583 sel_restore_notes. Update all callers. Call reemit_notes
5586 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5588 PR rtl-optimization/42246
5589 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5592 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5594 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5595 all successors is the same as number of successors in current region.
5597 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5599 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5600 to rename is not separable. Otherwise check that its LHS is not NULL.
5602 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5604 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5606 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5608 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5609 available registers when failed to discover LHS register class.
5610 Fix indentation. Update comment.
5612 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5613 Alexander Monakov <amonakov@ispras.ru>
5615 PR rtl-optimization/42389
5616 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5618 (advance_state_on_fence): Likewise.
5619 (sel_target_adjust_priority): Print debug output only when
5620 sched_verbose >= 4, not 2.
5621 (get_expr_cost): Do not issue all unique insns on the next cycle.
5622 (fill_insns): Initialize can_issue_more from the value saved
5624 * sel-sched-ir.c (flist_add): New parameter issue_more.
5625 Init FENCE_ISSUE_MORE with it.
5626 (merge_fences): Likewise.
5627 (init_fences): Update call to flist_add.
5628 (add_to_fences, add_clean_fence_to_fences)
5629 (add_dirty_fence_to_fences): Likewise.
5630 (move_fence_to_fences): Update call to merge_fences.
5631 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5633 * sel-sched-ir.h (struct _fence): New field issue_more.
5634 (FENCE_ISSUE_MORE): New accessor macro.
5636 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5638 PR rtl-optimization/42388
5639 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5640 that have no predecessors nor successors. Do not call move_bb_info
5641 for empty blocks outside of current region.
5643 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5645 PR rtl-optimization/42294
5646 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5647 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5648 originators' originators.
5650 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5652 PR rtl-optimization/39453
5653 PR rtl-optimization/42246
5654 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5656 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5658 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5659 Alexander Monakov <amonakov@ispras.ru>
5662 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5663 (maybe_tidy_empty_bb): ... here. Make static. Add new
5664 argument. Update all callers.
5665 (tidy_control_flow): ... and here. Recompute topological order
5666 of basic blocks in region if necessary.
5667 (sel_redirect_edge_and_branch): Change return type. Return true
5668 if topological order might have been invalidated.
5669 (purge_empty_blocks): Export and move from...
5670 * sel-sched.c (purge_empty_blocks): ... here.
5671 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5672 (maybe_tidy_empty_bb): Delete prototype.
5673 (purge_empty_blocks): Declare.
5675 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5677 PR rtl-optimization/42249
5678 * sel-sched.c (try_replace_dest_reg): When chosen register
5679 and original register is the same, do not bail out early, but
5680 still check all original insns for validity of replacing destination
5681 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5684 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5687 Port from no-undefined-overflow branch:
5688 2009-03-09 Richard Guenther <rguenther@suse.de>
5690 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5692 2010-01-14 Richard Guenther <rguenther@suse.de>
5695 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5697 2010-01-14 Ira Rosen <irar@il.ibm.com>
5699 PR tree-optimization/42709
5700 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5701 as scalar type in creation of constant vector operand.
5703 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5706 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5707 (check-parallel-%): Match `testsuite' directory component only
5710 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5712 PR translation/39521
5713 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5716 2010-01-13 Richard Guenther <rguenther@suse.de>
5718 PR tree-optimization/42730
5719 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5722 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5725 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5726 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5729 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5731 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5732 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5733 ___umulsi3_highpart.
5735 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5736 rather than schedule_insns if the pass is enabled.
5738 2010-01-13 Martin Jambor <mjambor@suse.cz>
5740 PR tree-optimization/42704
5741 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5744 2010-01-13 Martin Jambor <mjambor@suse.cz>
5746 PR tree-optimization/42703
5747 * tree-sra.c (analyze_access_subtree): Check that we can build a
5748 reference to the original data within the aggregate.
5750 2010-01-13 Richard Guenther <rguenther@suse.de>
5752 PR tree-optimization/42705
5753 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5755 2010-01-13 Richard Guenther <rguenther@suse.de>
5758 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5760 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5763 * var-tracking.c (values_to_unmark): New variable.
5764 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5765 values_to_unmark vector. Moved body to...
5766 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5767 instead queue it into values_to_unmark vector.
5768 (vt_find_locations): Free values_to_unmark vector.
5770 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5772 * config/s390/s390.c (override_options): Set
5773 default of max-pending-list-length to 256
5775 2010-01-13 Richard Guenther <rguenther@suse.de>
5778 * tree-pass.h (PROP_gimple_lcx): New.
5779 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5780 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5781 before the final cleanup_eh.
5782 (dump_properties): Dump PROP_gimple_lcx.
5783 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5784 (tree_lower_complex_O0): Remove.
5785 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5786 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5787 tree_lower_complex, schedule TODO_update_ssa.
5788 * lto-streamer-out.c (output_function): Stream the functions
5790 * lto-streamer-in.c (input_function): Likewise.
5791 (lto_read_body): Do not override them here.
5793 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5796 * c-typeck.c (build_c_cast): Fold value cast to union type before
5797 wrapping it in a CONSTRUCTOR.
5799 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5801 PR rtl-optimization/42699
5802 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5805 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5807 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5808 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5809 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5810 SUBTARGET_WARN_UNUSED_SPEC): ... here
5811 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5813 2010-01-12 Julian Brown <julian@codesourcery.com>
5815 * config/arm/neon-schedgen.ml (Utils): Don't try to
5816 open missing module.
5817 (find_with_result): New.
5819 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5822 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5823 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5825 PR tree-optimization/42645
5826 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5827 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5828 decl_map, set processing_debug_stmt to -1 and return name without
5831 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5833 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5834 binutils version, and reword target configuration description.
5836 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5838 * config/avr/avr.h (LINKER_NAME): Remove.
5840 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5843 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5844 that support VSX, warn for -mno-altivec if vsx is not disabled,
5847 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5848 Shujing Zhao <pearly.zhao@oracle.com>
5850 PR translation/42469
5851 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5852 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5853 character between option name and help text.
5854 * c.opt (imultilib): Likewise.
5856 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5858 * lto-streamer-out.c (output_unreferenced_globals): Output static
5861 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5863 PR rtl-optimization/42621
5864 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5865 optimizing for size.
5866 (duplicate_computed_gotos): Remove now-redundant check.
5868 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5871 * configure.ac: Save and restore LDFLAGS and LIBS
5872 * configure: Regenerate.
5874 2010-01-10 Richard Guenther <rguenther@suse.de>
5877 * builtins.c (fold_builtin_strlen): Add type argument and
5878 convert the resulting length to it.
5879 (fold_builtin_1): Adjust.
5881 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5883 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5884 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5886 (num_insns_constant_wide): Adjust for that change.
5888 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5891 * web.c (union_defs): Add used argument, to combine uses of
5893 (entry_register): Adjust type and tests of used argument.
5894 (web_main): Widen used for new use. Pass it to union_defs.
5895 * df.h (union_defs): Adjust prototype.
5897 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5900 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5901 uses in new incoming argument. Free body.
5902 (reset_debug_uses_in_loop): New.
5903 (analyze_insn_to_expand_var): Call the latter if the former found
5904 anything. Fix whitespace. Reject invalid dest overlaps before
5905 going through all insns in the loop.
5907 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5910 * haifa-sched.c (dying_use_p): Debug insns don't count.
5912 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5915 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5916 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5917 (verify_gimple_call): Reject LHS in noreturn calls.
5919 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5923 * tree-vect-loop-manip.c (adjust_info): New type.
5924 (adjust_vec): New pointer to vector.
5925 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5926 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5927 (slpeel_update_phis_for_duplicate_loop): Use them.
5928 (slpeel_update_phi_nodes_for_guard1): Likewise.
5929 (slpeel_update_phi_nodes_for_guard2): Likewise.
5930 (slpeel_tree_peel_loop_to_edge): Likewise.
5931 (vect_update_ivs_after_vectorizer): Likewise.
5933 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5935 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5936 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5938 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5940 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5941 bogus uninitialized warning.
5943 2010-01-09 Richard Guenther <rguenther@suse.de>
5946 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5947 the evolution is compatible with the initial condition.
5949 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5951 * gcc.c (process_command): Update copyright notice dates.
5952 * gcov.c (print_version): Likewise.
5953 * gcov-dump.c (print_version): Likewise.
5954 * mips-tfile.c (main): Likewise.
5955 * mips-tdump.c (main): Likewise.
5957 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5960 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5962 (rotlhi3_8): Delete.
5964 (rotlsi3_8): Delete.
5965 (rotlsi3_16): Delete.
5966 (rotlsi3_24): Delete.
5968 (*rotw<mode>3): New.
5969 (*rotb<mode>3): New.
5970 * config/avr/avr.c (avr_rotate_bytes): New function.
5971 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5973 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5976 * configure.ac: Modify -rdynamic check.
5977 * configure: Regenerate.
5979 2010-01-08 DJ Delorie <dj@redhat.com>
5981 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5982 register popping order.
5984 2010-01-08 Richard Guenther <rguenther@suse.de>
5987 * c.opt (fsigned-char): Also let LTO handle this option.
5988 (funsigned-char): Likewise.
5990 2010-01-07 Richard Guenther <rguenther@suse.de>
5992 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5993 (gimple_op): Likewise.
5994 (gimple_op_ptr): Likewise.
5995 (gimple_assign_set_lhs): Remove gcc_assert.
5996 (gimple_assign_set_rhs1): Likewise.
5997 (gimple_assign_set_rhs2): Likewise.
5998 (gimple_call_set_lhs): Likewise.
5999 (gimple_call_set_fn): Likewise.
6000 (gimple_call_set_fndecl): Likewise.
6001 (gimple_call_fndecl): Likewise.
6002 (gimple_call_return_type): Likewise.
6003 (gimple_call_set_chain): Likewise.
6004 (gimple_call_num_args): Likewise.
6005 (gimple_call_set_arg): Likewise.
6006 (gimple_cond_set_code): Likewise.
6007 (gimple_cond_set_lhs): Likewise.
6008 (gimple_cond_set_rhs): Likewise.
6009 (gimple_cond_set_true_label): Likewise.
6010 (gimple_cond_set_false_label): Likewise.
6011 (gimple_label_set_label): Likewise.
6012 (gimple_goto_set_dest): Likewise.
6013 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6014 (gimple_debug_bind_get_value): Likewise.
6015 (gimple_debug_bind_get_value_ptr): Likewise.
6016 (gimple_debug_bind_set_var): Likewise.
6017 (gimple_debug_bind_set_value): Likewise.
6018 (gimple_debug_bind_reset_value): Likewise.
6019 (gimple_debug_bind_has_value_p): Likewise.
6020 (gimple_return_retval_ptr): Remove gcc_assert.
6021 (gimple_return_retval): Likewise.
6022 (gimple_return_set_retval): Likewise.
6023 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6024 (safe_referenced_var_iterator): Remove.
6025 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6026 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6027 (fill_referenced_var_vec): Remove.
6028 (first_readonly_imm_use): Remove redundant gcc_assert.
6029 (phi_arg_index_from_use): Combine gcc_asserts.
6030 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6031 (first_imm_use_stmt): Remove redundant gcc_assert.
6032 * tree-cfg.c (verify_gimple_call): Verify function and chain
6033 operands. Verify arguments.
6034 (verify_types_in_gimple_stmt): Verify condition code and labels.
6036 2010-01-07 Richard Guenther <rguenther@suse.de>
6038 PR tree-optimization/42641
6039 * sese.c (rename_map_elt_info): Use the SSA name version, do
6042 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6044 PR tree-optimization/42625
6045 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6046 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6048 2010-01-07 Duncan Sands <baldrick@free.fr>
6050 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6052 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6055 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6056 note itself is not function_invariant_p.
6058 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6060 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6061 Do not add the DF_NOTE problem.
6062 * store-motion.c (execute_rtl_store_motion): Likewise.
6064 2010-01-07 Martin Jambor <mjambor@suse.cz>
6066 PR tree-optimization/42157
6067 * tree-sra.c (compare_access_positions): Stabilize sort if both
6068 accesses have integer types, return zero immediately if they are the
6071 2010-01-06 Richard Henderson <rth@redhat.com>
6074 * haifa-sched.c (add_to_note_list): Merge into ...
6075 (concat_note_lists): ... here, and ...
6076 (unlink_other_notes, rm_other_notes): Merge into...
6077 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6078 NOTE_INSN_EPILOGUE_BEG.
6080 2010-01-06 Richard Guenther <rguenther@suse.de>
6082 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6083 not inline regular functions into always-inline functions.
6085 2010-01-06 Nick Clifton <nickc@redhat.com>
6087 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6088 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6090 (OVERRIDE_OPTIONS): Delete.
6091 (OPTIMIZATION_OPTIONS): Define.
6092 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6093 * config/rx/rx.c (rx_handle_option): Issue an error message if
6094 -mcpu=rx200 and -fpu are used together.
6095 (rx_set_optimization_options): New function. Issue an error
6096 message if an optimization attribute attempts to reset the FPU/
6097 math optimization pairing.
6098 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6099 * config/rx/rx.opt: Set the default to 32-bit doubles.
6100 * config/rx/t-rx: Add multilibs for -nofpu option.
6101 * doc/invoke.texi: Update documentation of RX options.
6103 2010-01-06 Richard Guenther <rguenther@suse.de>
6105 * tree-ssa-pre.c (name_to_id): New global.
6106 (alloc_expression_id): Simplify SSA name handling.
6107 (lookup_expression_id): Likewise.
6108 (init_pre): Zero name_to_id.
6109 (fini_pre): Free it.
6111 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6113 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6115 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6118 * config/i386/sse.md (smaxv2di3): New.
6119 (umaxv2di3): Likewise.
6120 (sminv2di3): Likewise.
6121 (uminv2di3): Likewise.
6123 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6126 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6127 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6128 (legitimize_tls_address): Likewise.
6129 (sparc_tls_referenced_p): Likewise.
6130 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6131 and adjust calls to legitimize_pic_address.
6132 (legitimate_constant_p) Use sparc_tls_referenced_p.
6133 (legitimate_pic_operand_p): Likewise.
6134 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6135 (sparc_tls_symbol_ref_1): Delete.
6136 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6137 (legitimize_tls_address): Make static, handle CONST patterns.
6138 (legitimize_pic_address): Make static, remove unused parameter and
6139 adjust recursive calls.
6140 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6141 and adjust call to legitimize_pic_address.
6142 (sparc_output_mi_thunk): Likewise.
6144 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6145 H.J. Lu <hongjiu.lu@intel.com>
6148 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6149 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6150 operands to make them signed.
6153 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6156 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6157 GTU to GT for V4SI and V2DI.
6159 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6160 (umin<mode>3): Removed.
6162 (uminv4si3): Likewise.
6164 2010-01-05 Martin Jambor <mjambor@suse.cz>
6166 PR tree-optimization/42462
6167 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6168 current_function_decl to helper functions and macros.
6170 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6173 * flags.h: Don't include real.h.
6174 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6175 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6176 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6177 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6178 * dominance.c: Update copyright.
6179 * gimple.c (walk_gimple_op): Remove inline.
6180 * tree-ssa-reassoc.c: Include real.h.
6181 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6182 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6184 2010-01-05 Nick Clifton <nickc@redhat.com>
6186 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6187 register to push into the stack frame when the accumulator has to
6188 be saved during interrupts.
6190 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6192 * doc/invoke.texi: Remove the documentation about option
6194 * common.opt (Wunreachable-code): Preserved for backward
6196 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6197 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6198 the backward compatibility flag section.
6200 2010-01-05 Richard Guenther <rguenther@suse.de>
6202 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6204 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6207 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6209 PR tree-optimization/42508
6210 * tree-sra.c (convert_callers): Check for recursive call
6211 by comparing cgraph nodes instead of decls.
6212 (modify_function): Call ipa_modify_formal_parameters also
6213 on all same_body aliases.
6215 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6216 cgraph nodes when checking for same_body aliases.
6218 2010-01-05 Richard Guenther <rguenther@suse.de>
6220 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6221 allocation and lookup.
6222 (get_or_alloc_expr_for_constant): Likewise.
6223 (phi_translate): Sink allocation.
6225 2010-01-04 Richard Guenther <rguenther@suse.de>
6227 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6228 a new entry only if needed.
6229 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6230 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6232 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6234 (phi_translate): Handle CONSTANTs early.
6236 2010-01-04 Martin Jambor <mjambor@suse.cz>
6238 PR tree-optimization/42398
6239 * tree-sra.c (struct access): Removed flag grp_different_types.
6240 (dump_access): Do not dump the removed flag.
6241 (sort_and_splice_var_accesses): Do not set the removed flag.
6242 (sra_modify_expr): Check for type compatibility directly.
6244 2010-01-04 Martin Jambor <mjambor@suse.cz>
6246 PR tree-optimization/42366
6247 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6248 edges with variable number of parameters.
6249 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6250 flag instead of asserting it.
6251 (ipa_read_node_info): Read uses_analysis_done flag.
6253 2010-01-04 Richard Guenther <rguenther@suse.de>
6255 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6256 iterative_hash_* as intended.
6257 (vn_reference_compute_hash): Likewise. Simplify hashing
6259 (vn_reference_lookup_2): Likewise.
6260 (vn_nary_op_compute_hash): Likewise.
6261 (vn_phi_compute_hash): Likewise.
6262 (expressions_equal_p): Remove strange code.
6263 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6264 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6265 (bitmap_insert_into_set_1): Take value-id as parameter.
6266 (add_to_value): Pass it.
6267 (bitmap_insert_into_set): Likewise.
6268 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6270 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6273 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6274 (do_self_spec): For switches with SWITCH_IGNORE set set also
6275 SWITCH_IGNORE_PERMANENTLY.
6276 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6279 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6281 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6282 tree of an unreferenced global var.
6284 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6287 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6288 GTU to GT for V4SI and V2DI.
6290 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6291 (umin<mode>3): Removed.
6293 (uminv4si3): Likewise.
6295 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6298 * collect2.c (main): Turn on trace in collect2 if -v is passed
6301 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6303 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6304 description of expression operand.
6306 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6308 * configure.ac: Add install-html to target_list for Make-hooks.
6309 * configure: Regenerate.
6310 * fortran/Make-lang.in (F95_HTMLFILES): New.
6311 (fortran.html): Use it.
6312 (fortran.install-html): New.
6313 * Makefile.in (install-html): Add lang.install-html.
6314 * java/Make-lang.in (JAVA_HTMLFILES): New.
6315 (java.html): Use it.
6316 (java.install-html): New.
6317 * objc/Make-lang.in (objc.install-html): New.
6318 * objcp/Make-lang.in (obj-c++.install-html): New.
6319 * cp/Make-lang.in (c++.install-html): New.
6320 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6321 * lto/Make-lang.in (lto.install-html): New.
6323 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6326 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6328 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6330 PR rtl-optimization/41862
6331 * store-motion.c (store_killed_in_insn, compute_store_table,
6332 remove_reachable_equiv_notes, replace_store_insn,
6333 build_store_vectors): Ignore all DEBUG_INSNs.
6335 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6338 * common.opt: Add dumpdir.
6340 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6342 (option_map): Add --dumpdir.
6344 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6346 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6348 * opts.c (decode_options): Try dump_dir_name first if
6349 dump_base_name isn't an absolute path.
6350 (common_handle_option): Handle OPT_dumpdir.
6352 * toplev.c (dump_dir_name): New.
6353 (print_switch_values): Also ignore -dumpdir.
6355 * toplev.h (dump_dir_name): New.
6357 2010-01-03 Richard Guenther <rguenther@suse.de>
6359 PR tree-optimization/42589
6360 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6361 double-word expansion of bswap32.
6363 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6365 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6366 with BLOCK_FOR_INSN.
6367 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6368 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6369 noce_process_if_block): Likewise.
6370 * gcse.c (compute_local_properties, insert_expr_in_table,
6371 insert_set_in_table, canon_list_insert, find_avail_set,
6372 pre_insert_copy_insn): Likewise.
6374 * basic-block.h (BLOCK_NUM): Move from here...
6375 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6377 2010-01-03 Richard Guenther <rguenther@suse.de>
6379 PR tree-optimization/42438
6380 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6381 contains_may_not_return_call flag.
6382 (BB_MAY_NOTRETURN): New.
6383 (valid_in_sets): Trapping nary operations are not valid
6384 in blocks that may not return.
6385 (insert_into_preds_of_block): Remove check for trapping expressions.
6386 (compute_avail): Compute also BB_MAY_NOTRETURN.
6388 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6390 * doc/invoke.texi: Add 2010 to copyright years.
6392 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6394 * config/sparc/sparc.c: Fix formatting nits.
6396 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6397 Alexander Monakov <amonakov@ispras.ru>
6399 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6401 2010-01-02 Richard Guenther <rguenther@suse.de>
6404 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6405 (simplify_switch_using_ranges): Mark to be removed edges
6408 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6410 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6412 * collect2.c (scan_libraries): Add missing argument in call to
6415 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6418 * config/alpha/predicates.md (aligned_memory_operand): Return false
6420 (unaligned_memory_operand): Return true for CQImode.
6421 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6422 doesn not cross aligned SImode word boundary.
6424 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6426 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6428 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6429 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6431 2010-01-02 Richard Guenther <rguenther@suse.de>
6434 * toplev.c (compile_file): Emit LTO marker properly. Change
6436 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6438 2010-01-01 Richard Guenther <rguenther@suse.de>
6441 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6443 2010-01-01 Richard Guenther <rguenther@suse.de>
6446 * c-decl.c (grokdeclarator): For zero-size arrays force
6447 structural equality checks as layout_type does.
6449 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6451 * builtins.c: Update copyright to 2010.
6453 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6456 * lto-streamer-out.c (produce_asm): Revert the last change.
6457 (copy_function): Likewise.
6459 * lto-streamer.c (lto_get_section_name): Skip any leading
6462 2010-01-01 Richard Guenther <rguenther@suse.de>
6465 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6469 Copyright (C) 2010 Free Software Foundation, Inc.
6471 Copying and distribution of this file, with or without modification,
6472 are permitted in any medium without royalty provided the copyright
6473 notice and this notice are preserved.