1 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
6 2010-04-16 Doug Kwan <dougkwan@google.com>
8 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
9 (next_operand_entry_id): New static variable.
10 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
11 (add_to_ops_vec): Assigned unique ID to operand entry.
12 (struct oecount_s): New field ID.
13 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
14 (undistribute_ops_list): Assign unique IDs to oecounts.
15 (init_reassoc): reset next_operand_entry_id.
17 2010-04-16 Doug Kwan <dougkwan@google.com>
19 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
20 missing left parenthesis.
22 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
24 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
25 *btdi_rex64 using SWI48 mode iterator.
26 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
27 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
30 2010-04-16 Anatoly Sokolov <aesok@post.ru>
32 * double-int.h (tree_to_double_int): Convert to macro.
33 * double-int.c (tree_to_double_int): Remove.
35 2010-04-16 Jakub Jelinek <jakub@redhat.com>
38 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
39 with want_address 2 and in case a single element list might be
40 possible, call it again with want_address 0.
42 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
44 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
45 case 'W' print operands for HI mode.
46 * config/h8300/h8300.h (Y0, Y2) : New constraints.
47 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
48 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
49 * config/h8300/predicate.md (bit_register_indirect_operand): New.
51 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
53 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
54 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
57 * config/h8300/h8300.md (inverted load with HImode dest): Add
60 * config/h8300/predicate.md (bit_operand): Allow immediate values that
61 satisfy 'U' constraint.
63 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
65 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
67 * configure: Regenerate.
68 * config.in: Regenerate.
69 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
72 2010-04-16 Richard Guenther <rguenther@suse.de>
74 * tree.h (struct tree_decl_minimal): Move pt_uid ...
75 (struct tree_decl_common): ... here.
76 (DECL_PT_UID): Adjust.
77 (SET_DECL_PT_UID): Likewise.
78 (DECL_PT_UID_SET_P): Likewise.
80 2010-04-16 Richard Guenther <rguenther@suse.de>
82 PR tree-optimization/43572
83 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
84 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
85 * tree-flow.h (is_call_clobbered): Remove.
86 * tree-flow-inline.h (is_call_clobbered): Likewise.
87 * tree-dfa.c (dump_variable): Do not dump call clobber state.
88 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
89 (execute_return_slot_opt): Adjust.
90 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
91 check for call clobbered vars here.
92 (find_tail_calls): Move tailcall verification to the
95 2010-04-16 Diego Novillo <dnovillo@google.com>
97 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
100 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
103 * config/arm/arm.md (cbranchqi4): New pattern.
104 * config/arm/predicates.md (const0_operand,
105 cbranchqi4_comparison_operator): New predicates.
107 2010-04-16 Richard Guenther <rguenther@suse.de>
109 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
110 (dump_gimple_stmt): Likewise.
112 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
114 * recog.h (struct recog_data): New field is_operator.
115 (struct insn_operand_data): New field is_operator.
116 * recog.c (extract_insn): Set recog_data.is_operator.
117 * genoutput.c (output_operand_data): Emit code to set the
119 * reload.c (find_reloads): Use it rather than testing for an
120 empty constraint string.
123 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
124 If the previous insn is a cbranchsi4_insn with the same arguments,
125 omit the compare instruction.
127 * config/arm/arm.md (addsi3_cbranch): If destination is a high
128 register, inputs must be low registers and we need a low register
129 scratch. Handle alternative 2 like alternative 3.
131 2010-04-16 Jakub Jelinek <jakub@redhat.com>
133 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
134 don't call get_addr on both. If one expression is a VALUE and
135 the other a REG, check VALUE's locs if the REG isn't among them.
137 2010-04-16 Christian Bruel <christian.bruel@st.com>
139 * config/sh/sh.h (sh_frame_pointer_required): New function.
140 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
141 (flag_omit_frame_pointer) Set.
142 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
143 (rounded_frame_size): Adjust size with outgoing_args_size.
144 (sh_set_return_address): Must return from stack pointer.
145 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
146 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
147 (ACCUMULATE_OUTGOING_ARGS): Define.
148 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
149 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
151 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
154 * config/sh/sh.c (sh_legitimize_reload_address): Use
155 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
156 Remove a unneeded check for offset_base.
158 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
160 * configure: Regenerated.
162 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
164 * config/s390/s390.c (s390_call_save_register_used): Switch back
167 2010-04-15 Richard Guenther <rguenther@suse.de>
169 * alias.c (alias_set_subset_of): Handle alias-set zero
172 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
173 Julian Brown <julian@codesourcery.com>
175 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
176 alternatives according to use of high and low regs.
177 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
178 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
179 optimizing for size on Thumb-2.
181 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
183 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
185 2010-04-15 Richard Guenther <rguenther@suse.de>
187 * tree-ssa-structalias.c (struct variable_info): Add
189 (new_var_info): Initialize it.
190 (dump_constraints): Support printing last added constraints.
191 (debug_constraints): Adjust.
192 (dump_constraint_graph): Likewise.
193 (make_heapvar_for): Check for NULL cfun.
194 (get_function_part_constraint): New function.
195 (get_fi_for_callee): Likewise.
196 (find_func_aliases): Properly implement IPA PTA constraints.
197 (process_ipa_clobber): New function.
198 (find_func_clobbers): Likewise.
199 (insert_into_field_list_sorted): Remove.
200 (create_function_info_for): Properly allocate vars for IPA mode.
201 Do not use insert_into_field_list_sorted.
202 (create_variable_info_for): Properly generate constraints for
203 global vars in IPA mode.
204 (dump_solution_for_var): Always dump the solution.
205 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
206 (find_what_var_points_to): Adjust.
207 (pt_solution_set): Change.
208 (pt_solution_ior_into): New function.
209 (pt_solution_empty_p): Export.
210 (pt_solution_includes_global): Adjust.
211 (pt_solution_includes_1): Likewise.
212 (pt_solutions_intersect_1): Likewise.
213 (dump_sa_points_to_info): Check some invariants.
214 (solve_constraints): Move constraint dumping ...
215 (compute_points_to_sets): ... here.
216 (ipa_pta_execute): ... and here.
217 (compute_may_aliases): Do not re-compute points-to info
218 locally if IPA info is available.
219 (ipa_escaped_pt): New global var.
220 (ipa_pta_execute): Properly implement IPA PTA.
221 * tree-into-ssa.c (dump_decl_set): Support dumping
222 decls not in referenced-vars.
223 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
224 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
225 (dump_points_to_solution): Likewise.
226 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
227 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
228 (remap_gimple_stmt): Reset call clobber/use information if
230 (copy_decl_to_var): Copy DECL_PT_UID.
231 (copy_result_decl_to_var): Likewise.
232 * tree.c (make_node_stat): Initialize DECL_PT_UID.
233 (copy_node_stat): Copy it.
234 * tree.h (DECL_PT_UID): New macro.
235 (SET_DECL_PT_UID): Likewise.
236 (DECL_PT_UID_SET_P): Likewise.
237 (struct tree_decl_minimal): Add pt_uid member.
238 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
239 (pt_solution_empty_p): Declare.
240 (pt_solution_set): Adjust.
241 (ipa_escaped_pt): Declare.
242 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
243 * gimple-pretty-print.c (pp_points_to_solution): New function.
244 (dump_gimple_call): Dump call clobber/use information.
245 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
246 * tree-pass.h (TDF_ALIAS): New dump option.
247 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
248 * doc/invoke.texi (-fipa-pta): Update documentation.
250 2010-04-15 Richard Guenther <rguenther@suse.de>
252 * Makefile.in (OBJS-common): Add gimple-fold.o.
253 (gimple-fold.o): New rule.
254 * tree.h (maybe_fold_offset_to_reference,
255 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
257 * gimple.h: ... here.
258 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
259 may_propagate_address_into_dereference): Move prototypes ...
260 * gimple.h: ... here.
261 * tree-ssa-ccp.c (get_symbol_constant_value,
262 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
263 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
264 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
265 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
266 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
267 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
268 gimplify_and_update_call_from_tree): Move ...
269 * gimple-fold.c: ... here. New file.
270 (ccp_fold_builtin): Rename to ...
271 (gimple_fold_builtin): ... this.
272 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
274 2010-04-15 Richard Guenther <rguenther@suse.de>
276 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
277 fit_double_type, force_fit_type_double, add_double_with_sign,
278 neg_double, mul_double_with_sign, lshift_double, rshift_double,
279 lrotate_double, rrotate_double, div_and_round_double): Move ...
280 * double-int.c: ... here.
281 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
282 add_double, neg_double, mul_double_with_sign, mul_double,
283 lshift_double, rshift_double, lrotate_double, rrotate_double,
284 div_and_round_double): Move prototypes ...
285 * double-int.h: ... here.
287 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
290 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
291 matching constraints to ensure inputs match the output.
293 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
296 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
297 in an input-only operand.
299 2010-04-15 Anatoly Sokolov <aesok@post.ru>
301 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
302 (double_int_not, double_int_lshift, double_int_rshift): Declare.
303 (double_int_negative_p): Convert to static inline function.
304 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
305 (double_int_negative_p): Remove.
306 * tree.h (lshift_double, rshift_double):
307 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
308 * fold-const.c (fold_convert_const_int_from_real,
309 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
310 (lshift_double): Change type of arith argument to bool.
311 (rshift_double): Change type of arith argument to bool. Correct
313 * expmed.c (mask_rtx, lshift_value): (Ditto.).
315 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
318 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
319 at the start and end of the then/else blocks, and omit them from the
321 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
322 argument; all callers changed. Pass zero to old_insns_match_p instead.
323 (flow_find_head_matching_sequence): New function.
324 (old_insns_match_p): Check REG_EH_REGION notes for calls.
325 * basic-block.h (flow_find_cross_jump,
326 flow_find_head_matching_sequence): Declare functions.
328 2010-04-14 Jason Merrill <jason@redhat.com>
331 * c-common.c (attribute_takes_identifier_p): New fn.
332 * c-common.h: Declare it.
334 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
336 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
338 (*udivmod<mode>4): Ditto.
340 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
342 * config/i386/i386.md (maxmin_int): Rename code attribute from
343 maxminiprefix and update all users.
344 (maxmin_float): Ditto from maxminfprefix.
345 (logic): Ditto from logicprefix.
346 (absneg_mnemonic): Ditto from absnegprefix.
347 * config/i386/mmx.md: Update all users of maxminiprefix,
348 maxminfprefix and logicprefix for rename.
349 * config/i386/sse.md: Ditto.
350 * config/i386/sync.md (sync_<code><mode>): Update for
353 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
356 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
357 warnings converted to errors.
359 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
361 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
362 used insn_type variable.
363 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
364 to avoid set-but-not-used warning.
366 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
368 * df-core.c (df_ref_debug): Change format string placeholder
370 * dwarf2asm.c (dw2_asm_output_data_raw,
371 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
372 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
373 * dwarf2out.c (output_cfi, output_cfi_directive,
374 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
375 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
377 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
378 * print-rtl.c (print_rtx): Ditto.
380 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
383 * builtins.c (expand_builtin_pow_root): New function to expand pow
384 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
385 series of sqrt and cbrt calls under -ffast-math.
386 (expand_builtin_pow): Call it.
388 2010-04-14 Michael Matz <matz@suse.de>
390 PR tree-optimization/42963
391 * tree-cfg.c (touched_switch_bbs): New static variable.
392 (group_case_labels_stmt): New function broken out from ...
393 (group_case_labels): ... here, use the above.
394 (start_recording_case_labels): Allocate touched_switch_bbs.
395 (end_recording_case_labels): Deallocate it, call
396 group_case_labels_stmt.
397 (gimple_redirect_edge_and_branch): Remember index of affected BB.
399 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
401 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
404 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
406 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
408 2010-04-13 Jan Hubicka <jh@suse.cz>
410 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
411 of optimized out static functions.
412 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
413 cost computation. Also sanity check for overflows.
414 (update_caller_keys): Update cgraph_edge_badness call; properly
415 update fibheap and sanity check that it is up to date.
416 (add_new_edges_to_heap): Update cgraph_edge_badness.
417 (cgraph_decide_inlining_of_small_function): Likewise;
418 add sanity checking that badness in heap is up to date;
419 improve dumping of reason; Update badness of calls to the
420 offline copy of function currently inlined; dump badness
421 of functions not inlined because of unit growth limits.
423 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
426 * c-common.c (pointer_int_sum): Disregard overflow that occured only
427 because of sign-extension change when converting to sizetype here...
428 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
430 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
431 the folding to constants. Remove redundant final conversion.
432 (fold_binary) <associate>: Do not associate if the re-association of
433 constants alone overflows.
434 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
435 to the end of the list.
436 (multiple_of_p) <COND_EXPR>: New case.
438 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
440 * opt-functions.awk (opt_sanitized_name): New.
442 * optc-gen.awk: Use it
443 * opth-gen.awk: Use it.
445 2010-04-13 Martin Jambor <mjambor@suse.cz>
447 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
448 (sra_modify_assign): Delete stmts loading dead data even if racc has no
449 children. Call replace_uses_with_default_def_ssa_name to handle
452 2010-04-13 Michael Matz <matz@suse.de>
455 * builtins.c (expand_builtin_interclass_mathfn): Also create
456 a register if the predicate doesn't match.
458 2010-04-13 Diego Novillo <dnovillo@google.com>
460 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
461 * c-pch.c: Include timevar.h.
462 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
463 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
464 * ggc-common.c: Include timevar.h.
465 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
466 * timevar.def (TV_PCH_SAVE): Define.
467 (TV_PCH_CPP_SAVE): Define.
468 (TV_PCH_PTR_REALLOC): Define.
469 (TV_PCH_PTR_SORT): Define.
470 (TV_PCH_RESTORE): Define.
471 (TV_PCH_CPP_RESTORE): Define.
473 2010-04-13 Michael Matz <matz@suse.de>
475 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
477 (can_reassociate_p): New function.
478 (break_up_subtract_bb, reassociate_bb): Use it.
480 2010-04-13 Richard Guenther <rguenther@suse.de>
483 * builtins.c (c_readstr): Fix assert.
485 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
487 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
488 when generating cltd insn.
490 (*ashl<mode>3_1): Remove special handling for register operand 2.
491 (*ashlsi3_1_zext): Ditto.
493 (*ashlhi3_1_lea): Ditto.
495 (*ashlqi3_1_lea): Ditto.
496 (*<shiftrt_insn><mode>3_1): Ditto.
497 (*<shiftrt_insn>si3_1_zext): Ditto.
498 (*<shiftrt_insn>qi3_1_slp): Ditto.
499 (*<rotate_insn><mode>3_1): Ditto.
500 (*<rotate_insn>si3_1_zext): Ditto.
501 (*<rotate_insn>qi3_1_slp): Ditto.
503 2010-04-13 Richard Guenther <rguenther@suse.de>
505 * tree-ssa-structalias.c (callused_id): Remove.
506 (call_stmt_vars): New.
507 (get_call_vi): Likewise.
508 (lookup_call_use_vi): Likewise.
509 (lookup_call_clobber_vi): Likewise.
510 (get_call_use_vi): Likewise.
511 (get_call_clobber_vi): Likewise.
512 (make_transitive_closure_constraints): Likewise.
513 (handle_const_call): Adjust to do per-call call-used handling.
514 (handle_pure_call): Likewise.
515 (find_what_var_points_to): Remove general callused handling.
516 (init_base_vars): Likewise.
517 (init_alias_vars): Initialize call_stmt_vars.
518 (compute_points_to_sets): Process call-used and call-clobbered
519 vars for call statements.
520 (delete_points_to_sets): Free call_stmt_vars.
522 2010-04-13 Richard Guenther <rguenther@suse.de>
524 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
525 Only add RW dependence for dependence distance zero.
526 Adjust maximal vectorization factor according to dependences.
527 Move alignment handling ...
528 (vect_find_same_alignment_drs): ... here. New function.
529 (vect_analyze_data_ref_dependences): Adjust.
530 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
531 (vect_analyze_data_refs): Adjust minimal vectorization factor
532 according to data references.
533 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
534 dependences before determining the vectorization factor.
535 Analyze alignment after determining the vectorization factor.
536 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
537 dependences before alignment.
538 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
540 (vect_analyze_data_refs): Likewise.
541 (MAX_VECTORIZATION_FACTOR): New define.
543 2010-04-13 Duncan Sands <baldrick@free.fr>
545 * except.h (lang_eh_type_covers): Remove.
546 * except.c (lang_eh_type_covers): Likewise.
548 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
549 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
551 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
552 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
553 UNITS_PER_LONG where it is ABI relevant.
554 (s390_return_addr_rtx): Likewise.
555 (s390_back_chain_rtx): Likewise.
556 (s390_frame_area): Likewise.
557 (s390_frame_info): Likewise.
558 (s390_initial_elimination_offset): Likewise.
559 (save_gprs): Likewise.
560 (s390_emit_prologue): Likewise.
561 (s390_emit_epilogue): Likewise.
562 (s390_function_arg_advance): Likewise.
563 (s390_function_arg): Likewise.
564 (s390_va_start): Likewise.
565 (s390_gimplify_va_arg): Likewise.
566 (s390_function_profiler): Likewise.
567 (s390_optimize_prologue): Likewise.
568 (s390_rtx_costs): Likewise.
569 (s390_secondary_reload): Likewise.
570 (s390_promote_function_mode): Likewise.
571 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
572 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
574 (s390_unwind_word_mode): New function.
575 (s390_function_value): Split 64 bit values into register pair if
576 used as return value.
577 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
578 function call parameters. Handle parallels.
579 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
580 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
581 (DWARF_CIE_DATA_ALIGNMENT): New macro.
582 (s390_expand_setmem): Remove unused variable src_addr.
583 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
584 deal with 64 bit registers.
585 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
586 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
587 (UNITS_PER_LONG): New macro.
588 * libjava/include/s390-signal.h: Define extended ucontext
589 structure containing the upper halfs of the 64 bit registers.
591 2010-04-13 Simon Baldwin <simonb@google.com>
593 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
595 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
597 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
598 rvalue on the RHS if the LHS is of a non-renamable type.
599 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
601 2010-04-13 Matthias Klose <doko@ubuntu.com>
603 * gcc.c (cc1_options): Handle -iplugindir before processing
604 the cc1 spec. Only add -iplugindir once.
605 (cpp_unique_options): Add -iplugindir option if -fplugin* options
607 * common.opt (iplugindir): Remove `Separate' property, initialize.
608 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
610 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
611 (distclean): Remove plugin dir.
612 * doc/invoke.texi: Document -iplugindir.
614 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
616 * doc/plugins.texi (Loading Plugins): Document short
618 (Plugin API): Mention default_plugin_dir_name function.
620 * gcc.c (find_file_spec_function): Add new declaration.
621 (static_spec_func): Use it for "find-file".
622 (find_file_spec_function): Add new function.
623 (cc1_options): Add -iplugindir option if -fplugin* options found.
625 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
627 * plugin.c (add_new_plugin): Updated comment, and handle short
629 (default_plugin_dir_name): Added new function.
631 * common.opt (iplugindir): New option to set the plugin directory.
633 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
635 * config/i386/i386.md (any_rotate): New code iterator.
636 (rotate_insn): New code attribute.
638 (SWIM124): New mode iterator.
639 (<rotate_insn>ti3): New expander.
640 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
641 any_rotate code iterator.
642 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
643 using any_rotate code iterator and SWIM124 mode iterator.
644 (ix86_rotlti3): New insn_and_split pattern.
645 (ix86_rotrti3): Ditto.
646 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
647 ix86_rotl{di,ti}3 patterns.
648 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
649 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
650 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
651 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
652 code iterator and SWI mode iterator.
653 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
654 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
656 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
657 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
658 (bswap rotatert splitter): Add splitter.
659 (bswap splitter): Macroize splitter using any_rotate code iterator.
660 Add insn predicate to split only for TARGET_USE_XCHGB or when
661 optimizing function for size.
663 2010-04-12 Steve Ellcey <sje@cup.hp.com>
665 * config/pa/pa.c (emit_move_sequence): Remove use of
666 deleted variable flag_argument_noalias.
668 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
670 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
672 Add to unsupported targets list.
673 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
674 sparc*-sun-solaris2.[567]* from target lists.
675 * configure: Regenerate.
676 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
678 Remove Solaris 7 patch references.
679 (Specific, sparc-sun-solaris2.7): Removed.
680 (sparc-sun-solaris2*): Update Solaris 7 example.
681 (sparc64-*-solaris2*): Likewise.
683 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
685 * config.build (alpha*-dec-osf4*): Remove.
686 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
687 of obsolete configurations.
688 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
690 * config/alpha/t-osf4: Renamed to ...
691 * config/alpha/t-osf5: ... this.
692 * config/alpha/osf.h: Renamed to ...
693 * config/alpha/osf5.h: ... this.
694 Merged old osf5.h contents.
696 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
697 (EXTRA_SPECS): Removed.
698 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
699 reflect removal of Tru64 UNIX V4.0/V5.0 support.
702 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
704 * doc/contrib.texi (Contributors, Rainer Orth): Update.
706 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
709 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
710 __thiscall convention.
712 2010-04-12 Steve Ellcey <sje@cup.hp.com>
714 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
716 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
718 2010-04-12 Steve Ellcey <sje@cup.hp.com>
720 * function.c (assign_parms_initialize_all): Add unused attribute
723 2010-04-12 Richard Guenther <rguenther@suse.de>
725 * gsstruct.def (GSS_CALL): New.
726 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
727 * gimple.h: Include tree-ssa-alias.h.
728 (struct gimple_statement_call): New.
729 (union gimple_statement_struct_d): Add gimple_call member.
730 (gimple_call_reset_alias_info): Declare.
731 (gimple_call_use_set): New function.
732 (gimple_call_clobber_set): Likewise.
733 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
734 * gimple.c (gimple_call_reset_alias_info): New function.
735 (gimple_build_call_1): Call it.
736 * lto-streamer-in.c (input_gimple_stmt): Likewise.
737 * tree-inline.c (remap_gimple_stmt): Likewise.
738 (expand_call_inline): Remove callused handling.
739 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
740 * tree-dfa.c (dump_variable): Likewise.
741 * tree-parloops.c (parallelize_loops): Likewise.
742 * tree-ssa.c (init_tree_ssa): Likewise.
743 (delete_tree_ssa): Likewise.
744 * tree-flow-inline.h (is_call_used): Remove.
745 * tree-flow.h (struct gimple_df): Remove callused member.
746 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
747 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
748 (ref_maybe_used_by_call_p_1): Simplify.
749 (call_may_clobber_ref_p_1): Likewise.
750 * tree-ssa-structalias.c (compute_points_to_sets): Set
751 the call stmt used and clobbered sets.
752 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
753 (find_tail_calls): Verify the tail call.
755 2010-04-12 Richard Guenther <rguenther@suse.de>
757 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
758 single-iteration always-inline inlining.
759 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
760 (cgraph_decide_inlining): Do not handle always-inline specially.
761 (try_inline): Remove always-inline cycle detection special case.
762 Do not recurse on always-inlines.
763 (cgraph_early_inlining): Do not iterate if not optimizing.
764 (cgraph_gate_early_inlining): remove.
765 (pass_early_inline): Run unconditionally.
766 (gate_cgraph_decide_inlining): New function.
767 (pass_ipa_inline): Use it. Do not run the IPA inliner if
768 not inlining or optimizing.
769 (cgraph_decide_inlining_of_small_functions): Also consider
770 always-inline functions.
771 (cgraph_default_inline_p): Return true for nodes which should
772 disregard inline limits.
773 (estimate_function_body_sizes): Assume zero size and time for
774 nodes which are marked as disregarding inline limits.
775 (cgraph_decide_recursive_inlining): Do not perform recursive
776 inlining on always-inline nodes.
778 2010-04-12 Jakub Jelinek <jakub@redhat.com>
781 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
782 for exprs satisfying handled_component_p.
784 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
786 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
787 non-constant aggregate elements.
789 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
790 is a real initialization.
792 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
795 * c-decl.c (start_function): Move forward check for nested function.
797 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
799 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
800 * config/sh/sh.c: Include reload.h.
801 (sh_legitimize_reload_address): New.
802 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
803 sh_legitimize_reload_address.
805 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
807 * config/sh/sh.md (*movqi_pop): New insn pattern.
808 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
810 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
812 * config/i386/i386.md (any_shiftrt): New code iterator.
813 (shiftrt_insn): New code attribute.
815 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
816 using any_shiftrt code iterator.
817 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
818 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
819 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
820 pattern from corresponding peephole2 patterns.
821 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
822 using any_shiftrt code iterator.
823 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
824 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
825 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
826 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
827 *{ashr,lshr}<mode>3_cmp_zext.
828 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
830 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
832 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
834 (*lshr<mode>3_cconly): Ditto.
836 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
838 * config/i386/i386.md (lshr<mode>3): Macroize expander from
839 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
840 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
841 pattern from *lshr{di,ti}3_1 and corresponding splitters using
843 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
844 from corresponding peephole2 patterns.
845 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
846 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
847 and *lshrdi3_1_rex64 using SWI mode iterator.
848 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
849 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
850 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
851 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
852 and *lshrdi3_cmp_rex64 using SWI mode iterator.
853 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
854 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
855 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
856 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
859 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
861 * config/i386/i386.md (ashr<mode>3): Macroize expander from
862 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
863 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
864 pattern from *ashr{di,ti}3_1 and corresponding splitters using
866 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
867 from corresponding peephole2 patterns.
868 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
869 (ashrsi3_cvt): Rename from ashrsi3_31.
870 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
871 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
872 and x86_64_shift_adj_3 using SWI48 mode iterator.
873 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
874 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
875 and *ashrdi3_1_rex64 using SWI mode iterator.
876 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
877 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
878 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
879 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
880 and *ashrdi3_cmp_rex64 using SWI mode iterator.
881 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
882 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
883 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
884 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
886 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
887 * config/i386/i386.c (ix86_split_ashr): Update for renamed
888 x86_shift<mode>_adj_3 expanders.
890 2010-04-10 Wei Guozhi <carrot@google.com>
893 * config/arm/arm.c (arm_pic_static_addr): New function.
894 (legitimize_pic_address): Call arm_pic_static_addr when it detects
896 (arm_output_addr_const_extra): Output expression for new pattern.
897 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
899 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
901 * ira-costs.c (record_reg_classes): Ignore alternatives that are
904 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
905 * web.c: Include "insn-config.h" and "recog.h".
906 (union_match_dups): New function.
908 (union_defs): Don't try to recognize match_dups.
910 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
911 if doing so would replace the entire pattern.
913 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
917 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
918 and splitter pattern. Change splitter operand 1 predicate to
921 2010-04-09 Martin Jambor <mjambor@suse.cz>
923 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
924 lattices are addresses of CONST_DECLs with the same initial value.
925 (ipcp_print_all_lattices): Print values of CONST_DECLs.
926 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
928 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
929 Bernd Schmidt <bernds@codesourcery.com>
931 * loop-invariant.c (replace_uses): New static function.
932 (move_invariant_reg): Use it to ensure we can replace the uses.
934 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
936 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
938 (picochip_override_options): Enable section anchors only above -O1.
939 (picochip_reorg): Fixed a couple of build warnings.
941 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
943 * configure.ac (plugin -rdynamic test): Log result.
944 * configure: Regenerate.
945 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
946 (RDYNAMIC_SPEC): Define.
947 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
949 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
951 * configure.ac: Determine Sun ld version numbers.
952 (comdat_group): Restrict GNU ld version checks to gld.
953 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
954 (enable_comdat): Support --enable-comdat.
955 * configure: Regenerate.
956 * doc/install.texi (Configuration): Document --enable-comdat.
958 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
960 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
961 * config/sol2-gld.h: ... here.
962 * config.gcc (sparc*-*-solaris2*): Reflect this.
963 (i[34567]86-*-solaris2*): Use it.
965 2010-04-09 Steve Ellcey <sje@cup.hp.com>
967 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
969 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
971 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
974 * diagnostic.c (diagnostic_initialize): Initialize
975 some_warnings_are_errors.
976 (diagnostic_finish): New.
977 (diagnostic_action_after_output): Call it before exiting.
978 (diagnostic_report_diagnostic): Do not print message here. Set
979 some_warnings_are_errors.
980 * diagnostic.h (diagnostic_context): Delete
981 issue_warnings_are_errors_message. Add some_warnings_are_errors.
982 (diagnostic_finish): Declare.
983 * toplev.c (toplev_main): Call it before exit.
985 2010-04-09 Jason Merrill <jason@redhat.com>
988 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
992 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
993 based on a warning flag.
995 2010-04-09 Richard Guenther <rguenther@suse.de>
997 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
999 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1002 * varasm.c (default_assemble_visibility): Wrap vars that are
1003 set, but unused, by targets without GAS.
1004 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1005 Remove set, but unused, vars.
1006 (rs6000_legitimize_tls_address): Likewise.
1007 (altivec_expand_dst_builtin): Likewise.
1008 * config/darwin.c (machopic_classify_symbol): Likewise.
1009 (machopic_indirection_name): Likewise.
1011 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1013 * config/i386/i386.md (DWI): New mode iterator.
1014 (S): New mode attribute.
1015 (shift_operand): Ditto.
1016 (shift_immediate_operand): Ditto.
1017 (ashl_input_operand): Ditto.
1018 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1019 using SDWIM mode iterator.
1020 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1021 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1023 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1024 from corresponding peephole2 patterns.
1025 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1026 and x86_64_shift_adj_1 using SWI48 mode iterator.
1027 (x86_shift<mode>_adj_2): Ditto.
1028 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1029 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1030 using SWI48 mode iterator.
1031 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1032 *ashldi3_cmp_rex64 using SWI mode iterator.
1033 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1034 *ashldi3_cconly_rex64 using SWI mode iterator.
1035 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1036 x86_shift<mode>_adj_{1,2}.
1037 (ix86_split_ashr): Ditto.
1038 (ix86_split_lshr): Ditto.
1040 2010-04-09 Richard Guenther <rguenther@suse.de>
1042 * target.h (builtin_conversion): Pass in input and output types.
1043 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1044 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1045 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1046 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1048 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1050 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1052 2010-04-09 Richard Guenther <rguenther@suse.de>
1055 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1057 2010-04-09 Richard Guenther <rguenther@suse.de>
1059 * tree-vectorizer.h (struct _stmt_vec_info): Document
1060 that vectype is the type of the LHS.
1061 (supportable_widening_operation, supportable_narrowing_operation):
1062 Get both input and output vector types as arguments.
1063 (vect_is_simple_use_1): Declare.
1064 (get_same_sized_vectype): Likewise.
1065 * tree-vect-loop.c (vect_determine_vectorization_factor):
1066 Set STMT_VINFO_VECTYPE to the vector type of the def.
1067 (vectorizable_reduction): Adjust.
1068 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1069 Adjust. Specify the output vector type.
1070 (vect_pattern_recog_1): Adjust.
1071 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1072 (vectorizable_call): Adjust.
1073 (vectorizable_conversion): Likewise.
1074 (vectorizable_operation): Likewise.
1075 (vectorizable_type_demotion): Likewise.
1076 (vectorizable_type_promotion): Likewise.
1077 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1079 (vect_is_simple_use_1): New function.
1080 (supportable_widening_operation): Get both input and output
1082 (supportable_narrowing_operation): Likewise.
1083 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1085 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1087 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1088 __thiscall and _thiscall as predefined macros.
1089 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1090 thiscall attribute handling.
1091 (ix86_comp_type_attributes): Likewise.
1092 (ix86_function_regparm): Likewise.
1093 (ix86_return_pops_args): Likewise.
1094 (init_cumulative_args): Likewise.
1095 (find_drap_reg): Likewise.
1096 (ix86_static_chain): Likewise.
1097 (x86_this_parameter): Likewise.
1098 (x86_output_mi_thunk): Likewise.
1099 (ix86_attribute_table): Add description for thiscall attribute.
1100 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1101 * doc/extend.texi: Add documentation for thiscall.
1103 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1106 * c.opt (Wint-to-pointer-cast): Available in C++.
1107 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1109 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1111 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1112 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1113 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1114 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1115 function type instead. Reorder and simplify checks.
1117 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1119 2010-04-08 Jing Yu <jingyu@google.com>
1120 Zdenek Dvorak <ook@ucw.cz>
1122 PR tree-optimization/42720
1123 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1124 loop unswitch conditions here from ...
1125 (tree_unswitch_single_loop): ... here.
1127 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1129 * tree-if-conv.c: Fix comments and simplify logic.
1131 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1133 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1134 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1135 (main_tree_if_conversion): Update call to tree_if_conversion.
1137 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1140 * doc/invoke.texi (-b,-V): Delete.
1141 * doc/tm.texi: Do not mention -b.
1142 * gcc.c (display_help): Delete -b and -V.
1143 (process_command): Delete -b and -V.
1144 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1146 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1147 Wolfgang Gellerich <gellerich@de.ibm.com>
1149 Implement target hook for loop unrolling
1150 * target.h (loop_unroll_adjust): Add a new target hook function.
1151 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1152 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1153 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1154 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1155 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1157 (decide_unroll_stupid): Likewise.
1159 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1162 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1164 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1166 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1167 (Specific, *-*-solaris2*): Likewise.
1168 Don't prefer Sun as over GNU as.
1170 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1172 * config/s390/s390.c (override_options): Adjust the z10
1173 defaults for max-unroll-times, max-completely-peeled-insns
1174 and max-completely-peel-times.
1176 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1178 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1179 instructions for z10.
1180 (s390_expand_setmem): Likewise.
1181 (s390_expand_cmpmem): Likewise.
1183 2010-04-08 Richard Guenther <rguenther@suse.de>
1185 PR tree-optimization/43679
1186 * tree-ssa-pre.c (eliminate): Only propagate copies.
1188 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1191 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1192 set but not used variable warning.
1194 2010-04-08 Wei Guozhi <carrot@google.com>
1197 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1198 (arm_size_rtx_costs): Call the new function when optimized for size.
1200 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1203 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1204 op0 is not a MEM, just return NULL instead of assertion
1206 (discover_nonconstant_array_refs): Don't walk debug stmts.
1208 2010-04-08 Doug Kwan <dougkwan@google.com>
1210 * configure.ac: Recognize gold and do not use its version number
1211 to test ld features.
1212 * configure: Regenerate.
1214 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1217 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1218 (negate_value): Move code to push elements to broken_up_substracts ...
1219 (eliminate_plus_minus_pair): ... here. Push operands that have no
1220 negative pair to plus_negates.
1221 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1223 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1225 * doc/install.texi (Configuration): Move description of
1226 --enable-lto, --with-libelf*, --enable-gold from Java section to
1229 * doc/generic.texi (Working with declarations)
1230 (Function Properties, C and C++ Trees): Fix typos.
1231 * doc/sourcebuild.texi (Top Level): Likewise.
1233 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1236 * tree.h (DECL_READ_P): Define.
1237 (struct tree_decl_common): Add decl_read_flag.
1238 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1239 a set but not used warning.
1240 (merge_decls): Merge DECL_READ_P flag.
1241 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1242 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1243 * c-common.c (handle_used_attribute, handle_unused_attribute):
1245 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1247 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1249 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1250 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1251 c_parser_binary_expression, c_parser_cast_expression,
1252 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1253 Call default_function_array_read_conversion instead of
1254 default_function_array_conversion where needed.
1255 (c_parser_unary_expression, c_parser_conditional_expression,
1256 c_parser_postfix_expression_after_primary, c_parser_initelt):
1257 Likewise. Call mark_exp_read where needed.
1258 (c_parser_statement_after_labels, c_parser_asm_operands,
1259 c_parser_typeof_specifier, c_parser_sizeof_expression,
1260 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1262 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1264 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1265 (warn_unused_but_set_parameter): Default to warn_unused
1267 * doc/invoke.texi: Document -Wunused-but-set-variable and
1268 -Wunused-but-set-parameter.
1270 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1271 used count variable.
1272 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1273 when operandN variables aren't used in the body of the expander
1275 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1276 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1277 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1278 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1279 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1280 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1281 * tree.c (PROCESS_ARG): Likewise.
1283 2010-04-07 Simon Baldwin <simonb@google.com>
1285 * diagnostic.h (diagnostic_override_option_index): New macro to
1286 set a diagnostic's option_index.
1287 * c-tree.h (c_cpp_error): Add warning reason argument.
1288 * opts.c (_warning_as_error_callback): New.
1289 (register_warning_as_error_callback): Store callback for
1290 warnings enabled via enable_warning_as_error.
1291 (enable_warning_as_error): Call callback, minor code tidy.
1292 * opts.h (register_warning_as_error_callback): Declare.
1293 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1294 response to -Werror=.
1295 (c_common_init_options): Register warning_as_error_callback in opts.c.
1296 * common.opt: Add -Wno-cpp option.
1297 * c-common.c (struct reason_option_codes_t): Map cpp warning
1298 reason codes to gcc option indexes.
1299 * (c_option_controlling_cpp_error): New function, lookup the gcc
1300 option index for a cpp warning reason code.
1301 * (c_cpp_error): Add warning reason argument, call
1302 c_option_controlling_cpp_error for diagnostic_override_option_index.
1303 * doc/invoke.texi: Document -Wno-cpp.
1305 2010-04-07 Richard Guenther <rguenther@suse.de>
1307 * ipa-reference.c (mark_load): Use get_base_address.
1308 (mark_store): Likewise.
1310 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1311 inserting GIMPLE_NOPs into the IL.
1312 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1313 Explicitly strip handled components and indirect references.
1315 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1316 folding address expressions.
1317 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1318 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1319 operand_equal_p to compare decls.
1320 (ptr_deref_may_alias_decl_p): Likewise.
1321 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1322 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1323 Handle reversed comparison ops.
1324 * tree-sra.c (asm_visit_addr): Use get_base_address.
1325 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1326 * ipa-reference.c (mark_address): Use get_base_address.
1328 2010-04-07 Richard Guenther <rguenther@suse.de>
1330 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1331 Propagate constants everywhere.
1333 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1336 * tree.c (MAX_INT_CACHED_PREC): Define.
1337 (nonstandard_integer_type_cache): New array.
1338 (build_nonstandard_integer_type): Cache results for precision
1339 <= MAX_INT_CACHED_PREC.
1341 2010-04-07 Richard Guenther <rguenther@suse.de>
1343 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1344 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1345 * common.opt: Likewise.
1346 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1347 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1348 (nonoverlapping_memrefs_p): Likewise.
1349 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1350 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1351 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1352 OPT_fargument_noalias_global for backward compatibility.
1354 2010-04-07 Richard Guenther <rguenther@suse.de>
1356 PR tree-optimization/43270
1357 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1358 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1359 * tree-ssa-pre.c (phi_translate_1): Adjust.
1360 (fully_constant_expression): Split out vn_reference handling to ...
1361 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1362 Fold reads from constant strings.
1363 (vn_reference_lookup): Handle fully constant references.
1364 (vn_reference_lookup_pieces): Likewise.
1365 * Makefile.in (expmed.o-warn): Add -Wno-error.
1367 2010-04-07 Martin Jambor <mjambor@suse.cz>
1369 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1371 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1374 * gcc.c: Add -static-libstdc++ to list of recognized options.
1376 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1378 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1380 2010-04-07 Richard Guenther <rguenther@suse.de>
1383 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1384 bases build simple mem attributes to retain points-to information.
1386 2010-04-07 Richard Guenther <rguenther@suse.de>
1389 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1390 preserve points-to related information.
1392 2010-04-07 Richard Guenther <rguenther@suse.de>
1395 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1396 discard plain indirect references.
1397 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1398 * tree.c (tree_nop_conversion): Likewise.
1400 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1403 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1405 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1407 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1408 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1410 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1412 * tree-if-conv.c: Fix indentation and comments.
1414 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1416 * tree-if-conv.c: Sort static functions in topological order.
1418 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1420 * tree-if-conv.c: Fix indentation and comments.
1422 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1425 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1426 lang_hooks.types.type_for_size instead of
1427 build_nonstandard_integer_type.
1428 When converting an unsigned type to signed, double its precision.
1429 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1430 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1431 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1434 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1437 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1438 POINTER_PLUS_EXPR for pointer types.
1440 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1443 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1444 * graphite-clast-to-gimple.c: Include langhooks.h.
1445 (max_signed_precision_type): New.
1446 (max_precision_type): Takes two types as arguments.
1447 (precision_for_value): New.
1448 (precision_for_interval): New.
1449 (gcc_type_for_interval): New.
1450 (gcc_type_for_value): New.
1451 (gcc_type_for_clast_term): New.
1452 (gcc_type_for_clast_red): New.
1453 (gcc_type_for_clast_bin): New.
1454 (gcc_type_for_clast_expr): Split up into several functions.
1455 (gcc_type_for_clast_eq): Rewritten.
1456 (compute_bounds_for_level): New.
1457 (compute_type_for_level_1): New.
1458 (compute_type_for_level): New.
1459 (gcc_type_for_cloog_iv): Removed.
1460 (gcc_type_for_iv_of_clast_loop): Rewritten.
1461 (graphite_create_new_loop): Compute the lower and upper bound types
1462 with gcc_type_for_clast_expr.
1463 (graphite_create_new_loop_guard): Same.
1464 (find_cloog_iv_in_expr): Removed.
1465 (compute_cloog_iv_types_1): Removed.
1466 (compute_cloog_iv_types): Removed.
1467 (gloog): Do not call compute_cloog_iv_types.
1468 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1470 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1471 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1472 (GBB_CLOOG_IV_TYPES): Removed.
1474 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1476 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1477 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1478 (detect_commutative_reduction): Same.
1480 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1482 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1483 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1485 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1486 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1487 (rewrite_commutative_reductions_out_of_ssa): Same.
1488 * passes.c (execute_function_todo): Call verify_ssa for every pass
1489 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1490 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1491 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1492 with an extra argument.
1493 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1494 verify_ssa only when the extra argument is true.
1495 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1496 with an extra argument.
1497 (tree_transform_and_unroll_loop): Same.
1499 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1501 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1502 for all the passes of the LNO having LOOP_CLOSED_SSA.
1503 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1504 * tree-loop-distribution.c (pass_loop_distribution): Same.
1505 * tree-pass.h (TODO_verify_loops): Removed.
1506 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1508 (pass_tree_unswitch): Same.
1509 (pass_predcom): Same.
1510 (pass_vectorize): Same.
1511 (pass_linear_transform): Same.
1512 (pass_graphite_transforms): Same.
1513 (pass_iv_canon): Same.
1514 (pass_complete_unroll): Same.
1515 (pass_complete_unrolli): Same.
1516 (pass_parallelize_loops): Same.
1517 (pass_loop_prefetch): Same.
1518 (pass_iv_optimize): Same.
1520 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1523 * passes.c (init_optimization_passes): Move pass_lim before
1524 pass_copy_prop and pass_dce_loop.
1526 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1529 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1530 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1531 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1532 MULTI_* defines for 4 argument vpermil2p* builtins.
1534 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1536 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1537 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1538 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1539 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1540 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1541 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1542 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1543 Use x86_maybe_negate_const_int to output insn mnemonic.
1544 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1545 check from instruction predicate. Update comments.
1546 * config/i386/sync.md (sync_add<mode>): Use
1547 x86_maybe_negate_const_int to output insn mnemonic.
1549 2010-04-06 Jan Hubicka <jh@suse.cz>
1551 PR tree-optimization/42906
1552 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1553 IGNORE_SELF argument. Set visited_control_parents for fully
1555 (find_obviously_necessary_stmts): Update call of
1556 mark_control_dependent_edges_necessary.
1557 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1559 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1561 * config/i386/i386.md: Remove comment about 'e' and 'E'
1564 2010-04-06 Richard Guenther <rguenther@suse.de>
1566 PR tree-optimization/43627
1567 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1568 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1571 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1573 * BASE-VER: Change to 4.6.0.
1576 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1579 2010-04-06 Richard Guenther <rguenther@suse.de>
1582 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1584 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1586 * doc/invoke.texi (Optimize Options): Document that LTO
1587 won't remove object access purely due to incompatible
1590 2010-04-04 Matthias Klose <doko@ubuntu.com>
1592 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1593 Initialize variable.
1595 2010-04-03 Richard Guenther <rguenther@suse.de>
1598 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1599 require a non-NULL MEM_OFFSET.
1601 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1603 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1604 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1605 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1606 config/alpha/predicates.md, config/arm/arm.md,
1607 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1608 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1609 config/darwin9.h, config/darwin.c, config/darwin.h,
1610 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1611 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1612 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1613 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1614 config/mips/mips.md, config/mn10300/mn10300.c,
1615 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1616 config/rs6000/aix.h, config/rs6000/dfp.md,
1617 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1618 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1619 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1620 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1621 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1622 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1623 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1624 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1625 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1626 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1627 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1628 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1629 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1630 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1631 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1632 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1633 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1634 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1635 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1636 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1637 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1638 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1639 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1640 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1641 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1642 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1643 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1644 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1645 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1646 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1647 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1648 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1649 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1650 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1651 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1652 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1654 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1657 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1658 * aclocal.m4: Regenerate.
1660 2010-04-02 Richard Guenther <rguenther@suse.de>
1662 PR tree-optimization/43629
1663 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1664 if we have seen a constant value.
1666 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1668 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1670 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1673 * arm.c (legitimize_tls_address): Adjust call to
1674 gen_tls_load_dot_plus_four.
1675 (arm_note_pic_base): New function.
1676 (arm_cannot_copy_insn_p): Use it.
1677 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1680 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1685 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1687 * Makefile.in ($(out_object_file)): Depend on
1688 gt-$(basename $(notdir $(out_file))).h.
1690 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1692 * config.gcc (lm32-*-rtems*): Add t-lm32.
1694 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1696 * config.gcc: Add lm32-*-rtems*.
1697 * config/lm32/rtems.h: New file.
1699 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1702 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1704 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1706 * dwarf2out.c (output_compilation_unit_header): For
1707 -gdwarf-4 use version 4 instead of version 3.
1708 (output_line_info): For version 4 and above emit additional
1709 maximum ops per insn header field.
1710 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1712 * dwarf2out.c (is_c_family, is_java): Remove.
1713 (lower_bound_default): New function.
1714 (add_bound_info, gen_descr_array_type_die): Use it.
1716 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1719 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1720 re-declaration when it happens in a function.
1722 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1724 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1725 (cgraph_remove_function_insertion_hook): Same.
1726 (cgraph_call_function_insertion_hooks): Same.
1728 2010-04-01 Richard Guenther <rguenther@suse.de>
1731 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1732 and TREE_THIS_VOLATILE.
1733 (copy_ref_info): Likewise.
1734 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1735 * tree.c (build6_stat): Ignore side-effects of all but arg5
1736 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1739 2010-04-01 Richard Guenther <rguenther@suse.de>
1741 PR tree-optimization/43607
1742 * ipa-type-escape.c (check_call): Do not access non-existing
1745 2010-04-01 Richard Guenther <rguenther@suse.de>
1749 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1750 Jack Howarth <howarth@bromo.med.uc.edu>
1752 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1755 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1757 * doc/install.texi (Prerequisites): Document libelf usability on
1758 IRIX 5/6 and Solaris 2.
1759 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1760 Update GNU as, GNU ld requirements.
1761 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1762 Document Sun Studio compiler download.
1763 Update and simplify as, ld recommendations.
1764 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1766 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1768 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1769 with_tune_32 to pentium4.
1771 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1773 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1775 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1777 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1778 obsoletion, removal.
1780 Document GNU as requirement.
1781 Update configure requirements.
1782 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1783 Recomment IRIX 6.5.18+.
1784 Document IDF/IDL requirement.
1785 Document GNU as requirement.
1786 Document GNU ld bootstrap failure.
1787 Remove freeware.sgi.com reference.
1789 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1791 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1792 UNIX V4.0, V5.0 obsoletion, removal.
1793 Remove --with-gc=simple reference.
1794 Update VM requirements during bootstrap.
1795 Remove -oldas bootstrap description.
1796 Update binutils reference.
1797 Remove comparison failure note.
1799 2010-03-31 Richard Guenther <rguenther@suse.de>
1800 Zdenek Dvorak <ook@ucw.cz>
1801 Sebastian Pop <sebastian.pop@amd.com>
1804 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1805 with multiple arguments.
1806 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1808 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1810 * graphite-dependences.c (print_pddr): Call print_pdr with an
1812 * graphite-poly.c (debug_pdr): Add an extra argument for the
1815 (print_pbb_domain): Same.
1817 (print_scop_context): Same.
1819 (print_cloog): Same.
1820 (debug_pbb_domain): Same.
1824 (debug_scop_context): Same.
1826 (debug_cloog): Same.
1827 (print_scop_params): Same.
1828 (debug_scop_params): Same.
1829 (print_iteration_domain): Same.
1830 (print_iteration_domains): Same.
1831 (debug_iteration_domain): Same.
1832 (debug_iteration_domains): Same.
1833 (print_scattering_function): Same.
1834 (print_scattering_functions): Same.
1835 (debug_scattering_function): Same.
1836 (debug_scattering_functions): Same.
1837 * graphite-poly.h (debug_pdr): Update declaration.
1839 (print_pbb_domain): Same.
1841 (print_scop_context): Same.
1843 (print_cloog): Same.
1844 (debug_pbb_domain): Same.
1848 (debug_scop_context): Same.
1850 (debug_cloog): Same.
1851 (print_scop_params): Same.
1852 (debug_scop_params): Same.
1853 (print_iteration_domain): Same.
1854 (print_iteration_domains): Same.
1855 (debug_iteration_domain): Same.
1856 (debug_iteration_domains): Same.
1857 (print_scattering_function): Same.
1858 (print_scattering_functions): Same.
1859 (debug_scattering_function): Same.
1860 (debug_scattering_functions): Same.
1862 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1864 * graphite-poly.c (print_scattering_function_1): New.
1865 (print_scattering_function): Call it.
1866 (print_scop_params): Remove spaces at the end of lines.
1869 * graphite-poly.h (print_cloog): Declared.
1870 (debug_cloog): Declared.
1872 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1874 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1876 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1877 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1878 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1879 to switch between adding the IV bump in loop->latch or in loop->header.
1881 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1883 * graphite-poly.c (print_scattering_function): Pretty print following
1886 (print_pbb_domain): Same.
1887 (dump_gbb_cases): Same.
1888 (dump_gbb_conditions): Same.
1891 (print_scop_params): Same.
1892 (print_scop_context): Same.
1894 (print_pbb_body): New.
1895 (lst_indent_to): New.
1896 (print_lst): Start new lines with a #.
1897 * graphite-poly.h (pbb_bb): New.
1898 (pbb_index): Use pbb_bb.
1899 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1901 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1903 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1905 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1906 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1907 and 0 instead of 1 for dw_val_class_flag.
1908 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1909 dw_val_class_range_list, dw_val_class_loc_list,
1910 dw_val_class_lineptr and dw_val_class_macptr, use
1911 DW_FORM_flag_present for dw_val_class_flag and
1912 DW_FORM_exprloc for dw_val_class_loc.
1913 (output_die): For -gdwarf-4 print dw_val_class_loc
1914 size as uleb128 instead of 1 or 2 bytes and don't print
1915 anything for dw_val_class_flag.
1917 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1918 instead of cselib_lookup following by tweaking locs->setting_insn.
1921 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1922 even before returning from label, setjmp call or volatile asm
1925 2010-03-31 Richard Guenther <rguenther@suse.de>
1928 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1929 temporary data on stack.
1931 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1933 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1934 (PUSHSECTION_ASM_OP): Remove.
1935 (POPSECTION_ASM_OP): Remove.
1936 (PUSHSECTION_FORMAT): Remove.
1937 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1938 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1939 * config/sol2.c (solaris_output_init_fini): Use it.
1941 2010-03-31 Jie Zhang <jie@codesourcery.com>
1944 * opt-functions.awk (var_type_struct): Use signed char type
1945 for simple variables.
1947 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1949 * config/sol2.c: Include output.h.
1950 (solaris_assemble_visibility): New function.
1951 * config/t-sol2 (sol2.o): Add output.h dependency.
1952 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1953 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1956 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1959 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1960 V2SImode or XFmode on PRE_DEC.
1963 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1966 2010-03-31 Jie Zhang <jie@codesourcery.com>
1969 * reload.h (caller_save_initialized_p): Declare.
1970 * toplev.c (backend_init_target): Don't call
1971 init_caller_save but set caller_save_initialized_p to false.
1972 * caller-save.c (caller_save_initialized_p): Define.
1973 (init_caller_save): Check caller_save_initialized_p.
1974 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1976 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1979 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1980 and soft-fp/t-softfp to tmake_file.
1981 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1982 (LIBGCC2_TF_CEXT): Define.
1985 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1988 * cselib.c (n_useless_values): Document handling of debug locs.
1989 (n_useless_debug_values, n_debug_values): New variables.
1990 (new_elt_loc_list): Don't add to debug values, keep count.
1991 (promote_debug_loc): New.
1992 (cselib_reset_table): Zero new variables.
1993 (entry_and_rtx_equal_p): Promote debug locs.
1994 (discard_useless_locs): Increment n_useless_debug_values for
1996 (remove_useless_values): Adjust n_useless_values and n_debug_values
1997 with n_useless_debug_values.
1998 (add_mem_for_addr): Promote debug locs.
1999 (cselib_lookup_mem): Likewise.
2000 (cselib_lookup_addr): Renamed to...
2001 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2002 (cselib_log_lookup): ... this. Turn into...
2003 (cselib_lookup_addr): ... new wrapper.
2004 (cselib_lookup_from_insn): New.
2005 (cselib_invalidate_regno): Increment n_useless_debug_values for
2007 (cselib_invalidate_mem): Likewise.
2008 (cselib_process_insn): Take n_deleted and n_debug_values into
2009 account to guard remove_useless_value call.
2010 (cselib_finish): Zero n_useless_debug_values.
2011 * cselib.h (cselib_lookup_from_insn): Declare.
2012 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2013 (sched_analyze_2): Likewise.
2015 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2017 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2019 (adjust_mems): Replace narrowing SUBREG of expression containing
2020 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2021 with operations in the narrower mode.
2024 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2025 regs_invalidated_by_call instead all call_used_reg_set registers.
2027 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2030 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2031 pointer comparisons with types_compatible_p.
2032 * tree-vect-stmts.c (vectorizable_call): Same.
2033 (vectorizable_condition): Same.
2035 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2037 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2038 stack check if the mask would be zero.
2040 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2041 Jack Howarth <howarth@bromo.med.uc.edu>
2043 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2046 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2049 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2051 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2052 Include ___unordxf2 and ___unordtf2.
2053 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2056 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2058 * config/lm32/t-lm32: New file.
2059 * config.gcc: Use the above file when targetting lm32.
2061 2010-03-28 Duncan Sands <baldrick@free.fr>
2063 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2065 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2068 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2069 Improve vectorization cost model diagnostic.
2071 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2074 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2075 compute_data_dependences_for_loop returns false, early exit
2076 and output an extra diagnostic for the failed data reference
2079 2010-03-29 Richard Guenther <rguenther@suse.de>
2081 PR tree-optimization/43560
2082 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2083 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2085 2010-03-29 Jie Zhang <jie@codesourcery.com>
2088 * toplev.c (process_options): Set optimization_default_node
2089 and optimization_current_node.
2090 * opts.c (decode_options): Don't set optimization_default_node
2091 and optimization_current_node.
2093 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2095 * config/rtems.h: Abandon -qrtems_debug.
2097 2010-03-28 Jan Hubicka <jh@suse.cz>
2099 PR tree-optimization/43505
2100 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2101 map should not be copied.
2103 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2106 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2107 cdtors, set DECL_PRESERVE_P.
2108 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2111 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2113 PR tree-optimization/43528
2114 * stor-layout.c (place_field): Check that constant fits into
2115 unsigned HWI when skipping calculation of MS bitfield layout.
2117 2010-03-27 Jan Hubicka <jh@suse.cz>
2120 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2121 notice_global_symbol work.
2123 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2125 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2126 instead of dwarf2out_decl.
2127 (struct var_loc_node): Remove section_label field.
2128 (dwarf2out_function_decl): New function.
2129 (dwarf2out_var_location): Don't set section_label field.
2130 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2132 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2134 PR tree-optimization/43544
2135 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2136 First argument for builtin vectorized function hook is now a
2137 tree to be able to distinguish between machine specific and
2139 * targhooks.c (default_builtin_vectorized_function): Ditto.
2140 * targhooks.h (default_builtin_vectorized_function): Ditto.
2141 * target.h (struct gcc_target): Ditto.
2142 * tree-vect-stmts.c (vectorizable_function): Ditto.
2143 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2144 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2147 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2150 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2151 nested binding iff it is a FUNCTION_DECL.
2152 (store_parm_decls_newstyle): Pass nested=true to bind for
2153 FUNCTION_DECLs amongst parameters.
2155 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2157 * var-tracking.c (vt_expand_loc_callback): Don't run
2158 cselib_expand_value_rtx_cb in dummy mode if
2159 cselib_dummy_expand_value_rtx_cb returned false.
2161 * var-tracking.c (emit_note_insn_var_location): For one part
2162 notes with offset 0, don't add EXPR_LIST around the location.
2163 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2164 add_location_or_const_value_attribute): Adjust for that change.
2167 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2168 into first operand and location into second.
2169 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2170 dw_cfi_oprnd_loc for DW_CFA_expression.
2171 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2172 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2173 assume first argument is regnum and second argument is location.
2175 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2178 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2179 of scratch register to DImode. Split to DImode comparison operator.
2180 Use SImode subreg of scratch register in the multiplication.
2181 (*cmp_sadd_sidi): Ditto.
2182 (*cmp_ssub_si): Ditto.
2183 (*cmp_ssub_sidi): Ditto.
2185 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2188 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2189 Remove invalid assert and wrong comment.
2191 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2194 * flags.h (final_insns_dump_p): New extern.
2195 * final.c (final_insns_dump_p): New variable.
2196 (rest_of_clean_state): Set it before -fdump-final-insns=
2197 dumping, clear afterwards.
2198 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2199 MEM_ALIAS_SET on MEMs.
2201 2010-03-26 David S. Miller <davem@davemloft.net>
2203 * configure.ac: Fix sparc GOTDATA_OP bug check.
2204 * configure: Rebuild.
2206 2010-03-26 Alan Modra <amodra@gmail.com>
2208 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2210 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2212 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2213 TLS_SECTION_ASM_FLAG.
2215 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2218 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2219 Clear first_function_block_is_cold.
2222 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2223 argument if the argument is truth_value_p.
2225 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2227 * config/rs6000/constraints.md: Update copyright year for my changes.
2230 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2231 used in reg+reg addressing, swap registers.
2233 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2236 * target.h (struct gcc_target): Add code_end hook.
2237 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2239 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2240 * toplev.c (compile_file): Call targetm.asm_out.code_end
2241 hook before unwind info/debug info output.
2242 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2243 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2244 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2245 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2246 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2247 * config/i386/i386.c (ix86_file_end): Renamed to...
2248 (ix86_code_end): ... this. Make static. Don't call
2249 file_end_indicate_exec_stack. Emit unwind info using
2250 final_start_function/final_end_function.
2251 (darwin_x86_file_end): Remove.
2252 (TARGET_ASM_CODE_END): Define.
2253 * config/i386/i386.h (TARGET_ASM_FILE_END,
2254 NEED_INDICATE_EXEC_STACK): Don't define.
2255 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2256 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2257 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2258 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2261 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2262 at the beginning and final_end_function at the end.
2263 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2265 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2267 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2268 and Sun as TLS syntax.
2269 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2270 * configure: Regenerate.
2271 * config.in: Regenerate.
2272 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2273 (default_elf_asm_named_section): Use it.
2274 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2275 (i386_output_dwarf_dtprel): Likewise.
2276 (output_addr_const_extra): Likewise.
2277 (output_pic_addr_const): Lowercase @GOTTPOFF.
2278 (output_addr_const_extra): Likewise.
2279 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2280 (output_addr_const_extra): Likewise.
2281 (output_pic_addr_const): Lowercase @INDNTPOFF.
2282 (output_addr_const_extra): Likewise.
2283 (output_pic_addr_const): Lowercase @NTPOFF.
2284 (output_addr_const_extra): Likewise.
2285 (output_pic_addr_const): Lowercase @TPOFF.
2286 (output_addr_const_extra): Likewise.
2287 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2288 (*tls_global_dynamic_64): Likewise.
2289 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2290 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2292 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2293 (ASM_OUTPUT_TLS_COMMON): Use it.
2294 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2297 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2298 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2299 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2300 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2301 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2302 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2304 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2306 * config/i386/i386.c (override_options): Don't accept
2307 -mtls-dialect=sun any longer.
2308 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2309 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2310 (*tls_local_dynamic_base_32_sun): Likewise.
2311 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2313 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2316 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2317 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2320 * ira.c (adjust_cleared_regs): New function.
2321 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2325 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2327 * expr.c (expand_expr_real): Restore previous
2328 curr_insn_source_location and curr_insn_block after
2329 expand_expr_real_1 call.
2330 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2331 instead of expand_expr_real_1.
2333 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2335 PR rtl-optimization/43413
2336 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2339 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2342 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2343 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2345 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2347 * config/i386/i386.c (ix86_target_string): Add -mfma.
2348 Fix a typo in comment.
2350 2010-03-22 Mike Stump <mikestump@comcast.net>
2353 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2354 Don't overly align based upon packed packed fields.
2356 2010-03-22 Jason Merrill <jason@redhat.com>
2358 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2359 Use () rather than [], and move before the element type.
2361 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2363 * doc/configfiles.texi (Configuration Files): Removed
2364 fixinc/Makefile*, intl/Makefile.*.
2365 * doc/makefile.texi: Fixed markup. Abstract from version
2366 control system used.
2367 (Makefile): Removed obsolete gcc/java/parse.y example.
2368 * doc/sourcebuild.texi: Likewise.
2369 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2370 libgomp, libssp. Removed fastjar.
2371 (Miscellaneous Docs): Clarify location.
2372 Added COPYING3, COPYING3.LIB.
2373 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2375 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2378 * config/i386/i386.c (x86_function_profiler)
2379 [!NO_PROFILE_COUNTERS]: Fix typo.
2380 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2383 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2384 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2386 * doc/sourcebuild.texi (Test Directives): Split into six
2387 subsections, with most of the current text in new subsections
2388 Directives, Selectors, and Final Actions.
2389 (Directives): Split list of test directives into multiple
2391 (Selectors): Describe use and syntax of selectors.
2392 (Effective-Target Keywords): Describe all existing keywords.
2393 (Add Options): Describe features for dg-add-options.
2394 (Require Support): Describe variants of dg-require-support.
2395 (Final Actions): Describe commands to use in dg-final.
2397 2010-03-22 Michael Matz <matz@suse.de>
2400 * recog.c (validate_replace_rtx_group): Replace also in
2401 REG_EQUAL and REG_EQUIV notes.
2403 2010-03-22 Richard Guenther <rguenther@suse.de>
2405 PR tree-optimization/43390
2406 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2407 sure vector extracts are type correct.
2409 2010-03-22 Richard Guenther <rguenther@suse.de>
2412 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2413 x * sqrt (x) even when optimizing for size if the target
2414 has native support for sqrt.
2416 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2418 * varasm.c (make_decl_rtl_for_debug): Also clear
2419 flag_mudflap for the duration of make_decl_rtl call.
2422 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2423 locs from preserved VALUEs.
2425 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2428 * pa.md (movmemsi): Set align to one if zero.
2429 (movmemdi): Likewise.
2431 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2434 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2435 with their corresponding prologue pushes.
2437 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2440 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2441 at the begining or end.
2442 (spu_expand_epilogue): Likewise.
2444 2010-03-20 Richard Guenther <rguenther@suse.de>
2446 PR rtl-optimization/43438
2447 * combine.c (make_extraction): Properly zero-/sign-extend an
2448 extraction of the low part of a CONST_INT. Also handle
2451 2010-03-19 Mike Stump <mikestump@comcast.net>
2453 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2454 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2455 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2457 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2460 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2463 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2465 PR rtl-optimization/42258
2466 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2467 use that may match DEF.
2470 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2471 the cost of loading the constant rather than assuming
2473 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2474 outer code is AND, do the same tests as the andsi3 expander and
2475 return COSTS_N_INSNS (1) if and is cheap.
2477 * optabs.c (avoid_expensive_constant): Fix formatting.
2479 2010-03-19 Michael Matz <matz@suse.de>
2482 * attribs.c (decl_attributes): When rebuilding a function pointer
2483 type use the same qualifiers as the original pointer type.
2485 2010-03-19 Martin Jambor <mjambor@suse.cz>
2487 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2488 and is_gimple_ip_invariant_address.
2490 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2493 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2495 * config/arm/arm.c (arm_override_options): Turn off
2496 flag_dwarf2_cfi_asm for AAPCS variants.
2498 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2501 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2502 Use PRE_MODIFY instead of PRE_DEC.
2503 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2504 (vfp_emit_fstmd): Likewise.
2506 2010-03-19 Michael Matz <matz@suse.de>
2509 * builtins.c (expand_builtin_interclass_mathfn,
2510 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2513 2010-03-19 Richard Guenther <rguenther@suse.de>
2515 PR tree-optimization/43415
2516 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2517 (phi_translate_1): ... this.
2518 (phi_translate): Move all caching here. Cache all NARY
2519 and REFERENCE translations.
2521 2010-03-19 David S. Miller <davem@davemloft.net>
2523 With help from Eric Botcazou.
2524 * config/sparc/sparc.c: Include dwarf2out.h.
2525 (emit_pic_helper): Delete.
2526 (pic_helper_symbol_name): Delete.
2527 (pic_helper_emitted_p): Delete.
2528 (pic_helper_needed): New.
2529 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2530 (get_pc_thunk_name): New.
2531 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2532 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2533 Set pic_helper_needed to true. Don't call emit_pic_helper.
2534 (sparc_expand_prologue): Update load_pic_register call.
2535 (sparc_output_mi_thunk): Likewise.
2536 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2537 thunk if possible. Output CFI information as needed.
2539 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2540 Jack Howarth <howarth@bromo.med.uc.edu>
2543 * config/i386/i386.h: Fix ABI on darwin x86-32.
2545 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2547 * tree.h: Declare make_decl_rtl_for_debug.
2548 * varasm.c (make_decl_rtl_for_debug): New.
2549 * dwarf2out.c (rtl_for_decl_location): Call it.
2550 * cfgexpand.c (expand_debug_expr): Call it.
2552 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2555 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2559 * var-tracking.c (vt_init_cfa_base): Do nothing if
2560 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2562 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2565 * var-tracking.c (canonicalize_vars_star): New.
2566 (dataflow_post_merge_adjust): Use it.
2568 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2571 * var-tracking.c (non_suitable_const): New function.
2572 (add_uses): For DEBUG_INSNs with constants, don't record any
2573 value, instead just the constant value itself.
2574 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2575 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2576 (emit_notes_in_bb): Likewise.
2577 (emit_note_insn_var_location): For onepart variables if
2578 cur_loc is a VOIDmode constant, use DECL_MODE.
2580 2010-03-18 Martin Jambor <mjambor@suse.cz>
2583 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2584 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2585 all non-clones. Moved call redirection...
2586 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2587 (cgraph_materialize_all_clones): Dispose of all
2588 combined_args_to_skip bitmaps.
2589 (verify_cgraph_node): Do not check for edges pointing to wrong
2590 nodes in inline clones.
2591 * tree-inline.c (copy_bb): Call
2592 cgraph_redirect_edge_call_stmt_to_callee.
2593 * ipa.c (cgraph_remove_unreachable_nodes): Call
2594 cgraph_node_remove_callees even when there are used clones.
2596 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2598 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2600 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2603 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2606 2010-03-18 Michael Matz <matz@suse.de>
2609 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2610 into sqrt(x) if we need to preserve signed zeros.
2612 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2613 Eric Botcazou <ebotcazou@adacore.com>
2615 PR rtl-optimization/43360
2616 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2617 note if we don't know its invariant status.
2619 2010-03-18 Michael Matz <matz@suse.de>
2621 PR tree-optimization/43402
2622 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2623 PHI chains of ssa names registered for update.
2625 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2628 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2629 non-offsettable and pre_modify update addressing.
2630 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2631 and "2" alternatives "#".
2632 (*movdd_softfloat32): Make all alternatives "#";
2633 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2634 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2635 (*movdf_softfloat32): Make all alternatives "#";
2636 (movdi): Use the new DIFD mode iterator to create a common splitter
2637 for movdi, movdf and movdd patterns.
2639 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2641 * common.opt (dumpdir): Remove redundant tab.
2643 2010-03-17 Martin Jambor <mjambor@suse.cz>
2645 PR tree-optimization/43347
2646 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2647 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2649 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2651 PR rtl-optimization/42216
2652 * regrename.c (create_new_chain): New function, broken out from...
2653 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2654 appending a use to an empty chain.
2655 (build_def_use): Remove previous changes that convert OP_INOUT to
2656 OP_OUT operands; instead detect the case where an OP_INOUT operand
2657 uses a previously untracked register and create an empty chain for it.
2659 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2661 * doc/extend.texi (Function Attributes): Rewrite unfinished
2662 sentence in ms_abi documentation.
2664 2010-03-17 Alan Modra <amodra@gmail.com>
2666 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2667 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2668 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2669 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2671 2010-03-16 Richard Henderson <rth@redhat.com>
2674 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2675 (lower_try_finally): Save and restore eh_seq around the expansion
2678 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2680 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2681 statements before splitting block.
2683 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2685 * doc/sourcebuild.texi (Testsuites): Fix markup.
2686 Use pathnames relative to gcc/testsuite.
2687 (Test Directives): Move description of how timeout is determined.
2688 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2689 (C Tests): Correct gcc.misc-tests directory.
2690 Framework tests now live in gcc.test-framework.
2692 2010-03-16 Richard Guenther <rguenther@suse.de>
2695 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2696 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2698 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2699 Alexandre Oliva <aoliva@redhat.com>
2701 PR tree-optimization/42917
2702 * lambda-code.c (remove_iv): Skip debug statements.
2703 (lambda_loopnest_to_gcc_loopnest): Likewise.
2704 (not_interesting_stmt): Debug statements are not interesting.
2706 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2710 * cselib.c (cselib_preserve_constants,
2711 cfa_base_preserved_val): New static variables.
2712 (preserve_only_constants): New function.
2713 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2714 clear its REG_VALUES. If cselib_preserve_constants, don't
2715 empty the whole hash table, but preserve there VALUEs with constants,
2716 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2717 (cselib_preserve_cfa_base_value): New function.
2718 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2719 (cselib_init): Change argument to int bitfield. Set
2720 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2722 (cselib_finish): Clear cselib_preserve_constants and
2723 cfa_base_preserved_val.
2724 * cselib.h (enum cselib_record_what): New enum.
2725 (cselib_init): Change argument to int.
2726 (cselib_preserve_cfa_base_value): New prototype.
2727 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2728 * dse.c (dse_step1): Likewise.
2729 * cfgcleanup.c (thread_jump): Likewise.
2730 * sched-deps.c (sched_analyze): Likewise.
2731 * gcse.c (local_cprop_pass): Likewise.
2732 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2733 If FN is non-NULL, call the callback always and whenever it returns
2734 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2735 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2736 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2737 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2738 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2739 * var-tracking.c: Include recog.h.
2740 (bb_stack_adjust_offset): Remove.
2741 (vt_stack_adjustments): Don't call it, instead just gather the
2742 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2743 (adjust_stack_reference): Remove.
2744 (compute_cfa_pointer): New function.
2745 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2746 (struct adjust_mem_data): New type.
2747 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2749 (get_address_mode): New function.
2750 (replace_expr_with_values): Use it.
2751 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2752 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2753 (adjust_sets): Remove.
2754 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2755 Use get_address_mode.
2756 (get_adjusted_src): Remove.
2757 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2758 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2759 (add_with_sets): Don't call adjust_sets.
2760 (fp_setter, vt_init_cfa_base): New functions.
2761 (vt_initialize): Change return type to bool. Move most of pool etc.
2762 initialization to the beginning of the function from end. Pass
2763 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2764 If !frame_pointer_needed, call vt_stack_adjustment before mos
2765 vector is filled, call vt_init_cfa_base if argp/framep has been
2766 eliminated to sp. If frame_pointer_needed and argp/framep has
2767 been eliminated to hard frame pointer, set
2768 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2769 encountering fp setter in the prologue. For MO_ADJUST, call
2770 log_op_type before pusing the op into mos vector, not afterwards.
2771 Call adjust_insn before cselib_process_insn/add_with_sets,
2772 call cancel_changes (0) afterwards.
2773 (variable_tracking_main_1): Adjust for vt_initialize calling
2774 vt_stack_adjustments and returning whether it succeeded or not.
2776 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2778 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2781 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2783 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2785 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2786 drap_reg has not been set.
2788 2010-03-15 Michael Matz <matz@suse.de>
2791 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2792 use it to expand block copies.
2793 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2794 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2795 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2797 2010-03-15 Richard Guenther <rguenther@suse.de>
2799 PR tree-optimization/43367
2800 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2803 2010-03-15 Richard Guenther <rguenther@suse.de>
2805 PR tree-optimization/43317
2806 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2808 2010-03-15 Martin Jambor <mjambor@suse.cz>
2810 PR tree-optimization/43141
2811 * tree-sra.c (create_abstract_origin): New function.
2812 (modify_function): Call create_abstract_origin.
2814 2010-03-15 Chris Demetriou <cgd@google.com>
2816 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2819 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2822 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2823 call insert_out_of_ssa_copy for default definitions.
2825 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2827 * graphite-clast-to-gimple.c (my_long_long): Defined.
2828 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2829 * graphite-sese-to-poly.c (my_long_long): Defined.
2830 (scop_ivs_can_be_represented): Use it.
2832 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2834 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2835 graphite-max-bbs-per-function, and loop-block-tile-size.
2836 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2838 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2840 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2842 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2843 forward declaration.
2844 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2845 (add_upper_bounds_from_estimated_nit): New.
2846 (build_loop_iteration_domains): Use it.
2848 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2850 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2852 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2855 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2856 should be an INTEGER_CST. Also handle CASE_CONVERT.
2858 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2860 * graphite.c (graphite_initialize): To bound the number of bbs per
2861 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2862 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2863 * doc/invoke.texi: Document it.
2865 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2867 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2868 * graphite-sese-to-poly.h (build_poly_scop): Same.
2870 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2872 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2873 the number of parameters in the scop. Use as an upper bound
2874 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2875 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2876 * doc/invoke.texi: Document it.
2878 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2880 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2881 * doc/c-tree.texi: Remove.
2882 * doc/generic.texi: Merge c-tree.texi here.
2883 * doc/gccint.texi (Trees): Remove menu entry.
2884 (c-tree.texi): Remove @include.
2885 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2886 * doc/languages.texi (Reading RTL): Ditto.
2888 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2891 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2893 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2896 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2897 code added to work around reload clobbering CONST insns.
2899 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2901 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2902 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2903 (cselib_preserve_only_values): Remove retain argument, don't
2904 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2905 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2906 * var-tracking.c (micro_operation): Move insn field before union.
2907 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2908 (struct variable_tracking_info_def): Remove n_mos field, change
2909 mos into a vector of micro_operations.
2910 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2911 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2912 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2913 changing into a vector.
2914 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2915 come before all other uops generated by add_stores.
2916 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2918 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2919 a vector. Run just one pass over the bbs instead of separate counting
2920 and computation phase.
2921 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2924 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2925 into *nonlocalized_list vector.
2926 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2927 even if origin is non-NULL.
2928 (gen_variable_die): Likewise.
2929 (process_scope_var): Don't change origin.
2930 (gen_decl_die): Likewise.
2931 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2932 before adding new edges instead of after it, fix moving over
2935 2010-03-11 David S. Miller <davem@davemloft.net>
2937 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2939 * configure: Rebuild.
2941 2010-03-11 Martin Jambor <mjambor@suse.cz>
2943 PR tree-optimization/43257
2944 * tree.c (assign_assembler_name_if_neeeded): New function.
2945 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2947 * tree.h (assign_assembler_name_if_neeeded): Declare.
2948 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2949 the function if needed.
2951 2010-03-11 Chris Demetriou <cgd@google.com>
2953 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2954 include/stdint-gcc.h, and include/stdint.h world-readable.
2956 2010-03-11 Richard Guenther <rguenther@suse.de>
2958 PR tree-optimization/43255
2959 * tree-vrp.c (process_assert_insertions_for): Do not insert
2960 asserts for trivial conditions.
2962 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2964 PR tree-optimization/43280
2965 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2966 generation. Move calculation of size out of the if branch.
2967 (find_bswap): Modify compare number generation.
2969 2010-03-11 Richard Guenther <rguenther@suse.de>
2972 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2973 (input_gimple_stmt): Fixup handled component types during
2974 operand read. Also fix up decls in ADDR_EXPRs.
2976 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2978 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2979 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2981 2010-03-10 Jan Hubicka <jh@suse.cz>
2984 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2985 * varasm.c (get_variable_section): Don't do that here...
2986 (make_decl_rtl): ... and here.
2987 (do_assemble_alias): Produce decl RTL.
2988 (assemble_alias): Likewise.
2990 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2993 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2994 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2996 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2997 (based_loc_descr): Only express drap or vdrap regno based expressions
2998 using DW_OP_fbreg when not optimizing.
2999 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3000 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3001 REG_CFA_SET_VDRAP note.
3003 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3005 PR tree-optimization/43236
3006 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3007 error in calculation of base address in reverse iteration case.
3008 (generate_builtin): Take number of latch executions if the statement
3011 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3014 * tree-eh.c: Include pointer-set.h.
3015 (lower_eh_dispatch): Filter out duplicate case labels and
3016 remove the unneeded edge when the label is unused. Return
3017 true when some edges are removed.
3018 (execute_lower_eh_dispatch): When any lowering resulted in
3019 removing an edge, also delete unreachable blocks.
3021 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3024 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3025 UNSPEC_MACHOPIC_OFFSET.
3027 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3030 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3031 (m68k_delegitimize_address): New function.
3033 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3036 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3039 * var-tracking.c (adjust_sets): New function.
3040 (count_with_sets, add_with_sets): Use it.
3041 (get_adjusted_src): New inline function.
3042 (add_stores): Use it.
3045 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3046 call cselib_dummy_expand_value_rtx_cb instead of
3047 cselib_expand_value_rtx_cb.
3050 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3051 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3052 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3053 and .cfi_endproc around the pic thunks.
3054 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3055 all queued unwind info register saves are saved before the call.
3056 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3057 considered as sp-=4 for unwind info and the pop as sp+=4 which
3058 also clobbers dest, but doesn't actually restore it.
3061 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3062 RTX_FRAME_RELATED_P.
3064 2010-03-09 Jie Zhang <jie@codesourcery.com>
3066 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3067 whitespaces in output template.
3069 2010-03-09 Jie Zhang <jie@codesourcery.com>
3071 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3074 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3076 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3077 builtins.exp in a separate job.
3079 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3081 * graphite-sese-to-poly.c (add_param_constraints): Use
3082 lower_bound_in_type and upper_bound_in_type.
3084 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3086 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3087 instead of unsigned_type_node.
3089 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3090 Reza Yazdani <reza.yazdani@amd.com>
3093 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3094 on pointer type parameters.
3096 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3100 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3101 handle conversions from pointer to integers.
3102 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3103 induction variable, to be able to work with code generated by CLooG.
3104 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3105 (build_poly_scop): Bail out if we cannot codegen a loop.
3107 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3109 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3110 code generation with gloog_error.
3112 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3114 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3115 Call fold_convert on all the returned values.
3116 (expand_scalar_variables_expr): Pass to
3117 expand_scalar_variables_ssa_name the type of the resulting expression.
3119 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3121 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3122 ppl_min_for_le_pointset.
3123 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3124 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3126 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3128 * graphite-dependences.c (map_into_dep_poly): Removed.
3129 (dependence_polyhedron_1): Use combine_context_id_scat.
3131 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3133 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3134 (struct poly_bb): Same.
3135 (combine_context_id_scat): New.
3137 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3140 * sese.c (name_defined_in_loop_p): Return false for default
3143 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3145 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3146 and clean up the logic.
3148 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3150 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3153 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3155 * var-tracking.c (remove_cselib_value_chains): Define only for
3157 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3158 delete_slot_part, emit_notes_for_differences_1): Don't call
3159 remove_cselib_value_chains here.
3160 (set_slot_part, emit_notes_for_differences_2): Don't call
3161 add_cselib_value_chains here.
3162 (preserved_values): New vector.
3163 (preserve_value): New function.
3164 (add_uses, add_stores, vt_add_function_parameters): Use it
3165 instead of cselib_preserve_value.
3166 (changed_values_stack): New vector.
3167 (check_changed_vars_0): New function.
3168 (check_changed_vars_1, check_changed_vars_2): Use it.
3169 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3170 changed_values_stack VALUEs.
3171 (vt_emit_notes): For all preserved_values call
3172 add_cselib_value_chains. If ENABLE_CHECKING call
3173 remove_cselib_value_chains before verifying value_chains is empty.
3174 Initialize and free changed_values_stack.
3175 (vt_initialize): Initialize preserved_values.
3176 (vt_finalize): Free preserved_values.
3178 2010-03-08 Richard Guenther <rguenther@suse.de>
3180 PR tree-optimization/43269
3181 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3184 2010-03-08 Martin Jambor <mjambor@suse.cz>
3186 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3187 (ipa_is_param_called): Removed.
3188 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3189 (ipa_print_node_params): Do not print the called flag.
3190 (ipa_write_node_info): Do not stream the called flag.
3191 (ipa_read_node_info): Likewise.
3193 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3196 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3197 * cselib.c (struct expand_value_data): Add dummy field.
3198 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3200 (cselib_dummy_expand_value_rtx_cb): New function.
3201 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3203 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3204 * var-tracking.c: Include pointer-set.h.
3205 (variable): Change n_var_parts to char from int. Add
3206 cur_loc_changed and in_changed_variables fields.
3207 (variable_canonicalize): Remove.
3208 (shared_var_p): New inline function.
3209 (unshare_variable): Maintain cur_loc_changed and
3210 in_changed_variables fields. If var was in changed_variables,
3211 replace it there with new_var. Just copy cur_loc instead of
3212 resetting it to something else.
3213 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3214 (dataflow_set_union): Don't call variable_canonicalize.
3215 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3216 of their DEBUG_EXPR_TREE_DECLs.
3217 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3218 and in_changed_variables and cur_loc_changed is false.
3219 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3220 and cur_loc_changed. Don't update cur_loc here.
3221 (variable_merge_over_src): Don't call variable_canonicalize.
3222 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3223 removing loc that is equal to cur_loc, clear cur_loc,
3224 set cur_loc_changed and ensure variable_was_changed is called.
3225 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3226 compare pointers in cur_loc check, if it is equal to loc,
3227 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3228 (variable_different_p): Remove compare_current_location argument,
3229 don't compare cur_loc.
3230 (dataflow_set_different_1): Adjust variable_different_p caller.
3231 (variable_was_changed): If dv had some var in changed_variables
3232 already, reset in_changed_variables flag for it and propagate
3233 cur_loc_changed over to the new variable. On empty var
3234 always set cur_loc_changed. Set in_changed_variables on whatever
3235 var is added to changed_variables.
3236 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3237 Use shared_var_p. When removing loc that is equal to cur_loc,
3238 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3239 end, don't set it to something else, just call variable_was_changed.
3240 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3241 loc being removed, clear cur_loc and set cur_loc_changed.
3242 Set cur_loc_changed if all locations have been removed.
3243 (struct expand_loc_callback_data): New type.
3244 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3245 allocated. Always create SUBREGs if simplify_subreg failed.
3246 Prefer to use cur_loc, when that fails and still in
3247 changed_variables (and seen first time) recompute it. Set
3248 cur_loc_changed of variables which had to change cur_loc and
3249 compute elcd->cur_loc_changed if any of the subexpressions used
3250 had to change cur_loc.
3251 (vt_expand_loc): Adjust to pass arguments in
3252 expand_loc_callback_data structure.
3253 (vt_expand_loc_dummy): New function.
3254 (emitted_notes): New variable.
3255 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3256 that weren't used for any other decl in current
3257 emit_notes_for_changes call call vt_expand_loc_dummy to update
3258 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3259 first loc_chain location if NULL before. Always use just
3260 cur_loc instead of first loc_chain location. When cur_loc_changed
3261 is false, when not --enable-checking=rtl just don't emit any note.
3262 When rtl checking, compute the note and assert it is the same
3263 as previous note. Clear cur_loc_changed and in_changed_variables
3264 at the end before removing from changed_variables.
3265 (check_changed_vars_3): New function.
3266 (emit_notes_for_changes): Traverse changed_vars to call
3267 check_changed_vars_3 on each changed var.
3268 (emit_notes_for_differences_1): Clear cur_loc_changed and
3269 in_changed_variables. Recompute cur_loc of new_var.
3270 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3271 (vt_emit_notes): Initialize and destroy emitted_notes.
3273 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3275 PR rtl-optimization/42220
3276 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3277 Use verify_reg_tracked to determine if we should use OP_OUT rather
3279 (build_def_use): If we see an in-out operand for a register that we
3280 know nothing about, treat is an output if possible, fail the block if
3283 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3286 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3289 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3292 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3293 uses of relevant DEFs that are dead outside the loop too.
3295 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3297 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3299 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3301 * var-tracking.c (values_to_unmark): New variable.
3302 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3303 values_to_unmark vector. Moved body to...
3304 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3305 instead queue it into values_to_unmark vector.
3306 (vt_find_locations): Free values_to_unmark vector.
3308 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3310 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3311 (site.exp): Export them when plugins are enabled.
3313 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3316 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3318 (chrec_fold_multiply): Same.
3320 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3323 * c-decl.c (build_compound_literal): Return early if init is
3326 2010-03-04 Martin Jambor <mjambor@suse.cz>
3328 PR tree-optimization/43164
3329 PR tree-optimization/43191
3330 * tree-sra.c (type_consists_of_records_p): Reject records with
3331 zero-size bit-fields at the end.
3333 2010-03-04 Mike Stump <mikestump@comcast.net>
3335 * Makefile.in (TAGS): Remove *.y.
3337 2010-03-04 Richard Guenther <rguenther@suse.de>
3339 PR tree-optimization/40761
3340 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3342 (my_rev_post_order_compute): New function.
3343 (init_pre): Call it.
3345 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3348 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3349 decrease the cost of an IV candidate when the cost is infinite.
3351 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3353 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3354 Use '3DNow!' for the extension of that name, ensure normal space
3356 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3358 2010-03-03 Jeff Law <law@redhat.com>
3360 * PR middle-end/32693
3361 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3362 than gen_rtx_SUBREG.
3363 (extract_bit_field_1): Likewise.
3365 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3367 * doc/sourcebuild.texi (Test directives): Document that arguments
3368 include-opts and exclude-opts are now optional for dg-skip-if,
3369 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3371 2010-03-03 Jason Merrill <jason@redhat.com>
3374 * cgraph.h (varpool_node): Add extra_name field.
3375 * varpool.c (varpool_extra_name_alias): New.
3376 (varpool_assemble_decl): Emit extra name aliases.
3377 (varpool_mark_needed_node): Look past an extra name alias.
3378 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3379 * lto-streamer-in.c (lto_input_tree): Read it.
3380 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3382 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3384 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3385 (sparc*-*-solaris2*): ...this.
3387 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3390 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3391 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3392 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3393 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3396 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3397 fallthrough to default handling, just with want_address 0 instead of 2.
3398 For single element lists, add_AT_loc directly, otherwise create an
3399 artificial variable DIE and stick location list to it.
3402 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3403 (VAL_EXPR_HAS_REVERSE): Define.
3404 (reverse_op): New function.
3405 (add_stores): For reversible operations add an extra MO_VAL_USE.
3407 2010-03-02 Jason Merrill <jason@redhat.com>
3409 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3411 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3413 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3414 (sparc64-*-linux*): Likewise.
3415 (sparc64-*-solaris2*): Include assembler files before linker ones.
3416 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3417 * config/sparc/gas.h: Delete.
3418 * config/sparc/sol2-64.h: Add copyright notice.
3419 * config/sparc/sol2-gas-bi.h: Likewise.
3420 * config/sparc/sol2-gld.h: Likewise.
3421 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3422 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3423 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3424 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3425 (sparc_elf_asm_named_section): Rename into...
3426 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3428 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3430 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3432 2010-03-02 Jeff Law <law@redhat.com>
3435 * reload1.c (rtx_p, substitute_stack): Declare.
3436 (substitute): Record addresses of changed rtxs.
3437 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3438 Restore the original rtx when complete.
3439 (reload): Free subsitute_stack when complete.
3441 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3443 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3444 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3446 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3447 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3448 Torture Tests): Change from subsection to section.
3450 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3451 Steven Bosscher <steven@gcc.gnu.org>
3453 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3456 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3459 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3460 the assignment from the new induction variable to the assignment
3461 of the value from the original loop PHI function.
3463 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3464 Daniel Jacobowitz <dan@codesourcery.com>
3466 * doc/sourcebuild.texi (Test directives): Clarify options to
3469 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3471 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3472 Disable cfi directives unless GCC and gas agree on using read-only
3473 .eh_frame sections for 64-bit.
3474 * configure: Regenerate.
3476 2010-03-01 Richard Guenther <rguenther@suse.de>
3478 PR tree-optimization/43220
3479 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3480 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3482 2010-03-01 Richard Guenther <rguenther@suse.de>
3483 Martin Jambor <mjambor@suse.cz>
3486 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3487 gimplified parameters.
3489 2010-03-01 Christian Bruel <christian.bruel@st.com>
3491 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3493 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3495 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3497 2010-03-01 Richard Guenther <rguenther@suse.de>
3500 * expr.c (expand_assignment): Use the alias-oracle to tell
3501 if the rhs aliases the result decl.
3503 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3506 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3507 to sol_gt_pch_get_address.
3508 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3509 64-bit, SPARC and x86.
3510 (sol_gt_pch_get_address): New function.
3512 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3514 * toplev.h (inform_n, error_n): Declare.
3515 * diagnostic.c (inform_n, error_n): New function.
3517 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3519 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3520 has no rtl yet when processing local_decls, queue it and recheck
3521 if deferred stack allocation hasn't assigned it rtl.
3523 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3525 * config/sh/sh.c (unspec_bbr_uid): New.
3526 (gen_block_redirect): Use it instead of INSN_UID.
3527 (gen_far_branch): Likewise.
3529 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3531 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3532 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3534 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3536 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3537 (Warning Options): -Wno-conversion-null is valid for
3538 Objective-C++ as well.
3539 * doc/tm.texi (Named Address Spaces): Likewise.
3540 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3541 * doc/tree-ssa.texi (Tree SSA): Likewise.
3543 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3546 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3547 by default. Don't set the default arch for
3548 i[34567]86-*-darwin*|x86_64-*-darwin*.
3550 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3553 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3554 default. Set the default 32bit/64bit archs with $with_arch
3555 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3557 2010-02-27 Richard Guenther <rguenther@suse.de>
3559 PR tree-optimization/43186
3560 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3561 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3562 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3563 unroller iterations.
3565 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3567 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3568 required and i[34567]86-*-* targets don't support 64bit ISA.
3570 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3573 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3576 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3578 * config.gcc: Set the default arch at least to Prescott for
3579 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3580 if SSE math is enabled.
3582 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3584 * diagnostic.c (diagnostic_initialize): Update.
3585 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3587 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3588 (diagnostic_inhibit_notes): New.
3589 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3591 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3594 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3595 * doc/standards.texi: Likewise.
3596 * doc/extend.texi: Likewise.
3597 * doc/trouble.texi: Likewise.
3598 * doc/cppopts.texi: Likewise.
3599 * doc/install.texi: Likewise.
3600 * c.opt (std=c90,std=gnu90): New options.
3601 * c-opts.c (c_common_handle_option): Handle them.
3603 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3606 * c-decl.c (undeclared_variable): Use an informative note.
3608 2010-02-26 Richard Guenther <rguenther@suse.de>
3610 PR tree-optimization/43186
3611 * gimple.h (gimple_fold): Remove.
3612 * gimple.c (gimple_fold): Remove. Inline into single user ...
3613 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3614 Try harder for conditions.
3616 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3619 * function.c (used_types_insert): Don't skip through named pointer
3620 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3621 and it is different from the main variant's type.
3623 2010-02-26 Nick Clifton <nickc@redhat.com>
3625 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3627 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3629 * config.gcc: Support --with-fpmath=sse for x86.
3631 * config/i386/ssemath.h: New.
3633 * doc/install.texi (--with-fpmath=sse): Documented.
3635 2010-02-26 Richard Guenther <rguenther@suse.de>
3637 PR tree-optimization/43188
3638 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3639 vector types of over-aligned element type.
3641 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3644 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3645 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3647 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3649 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3651 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3653 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3654 * var-tracking.c: Include diagnostic.h.
3655 (debug_dv): New function.
3656 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3659 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3660 (add_value_chain, add_value_chains, remove_value_chain,
3661 remove_value_chains): Handle DEBUG_EXPRs.
3662 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3665 * regcprop.c (struct queued_debug_insn_change): New type.
3666 (struct value_data_entry): Add debug_insn_changes field.
3667 (struct value_data): Add n_debug_insn_changes field.
3668 (debug_insn_changes_pool): New variable.
3669 (free_debug_insn_changes, apply_debug_insn_changes,
3670 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3671 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3672 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3674 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3676 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3677 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3678 changes, call cprop_find_used_regs via note_stores.
3679 (copyprop_hardreg_forward): When copying vd from predecessor
3680 which has any queued DEBUG_INSN changes, make sure the pointers are
3681 cleared. At the end call df_analyze and then if there are any
3682 DEBUG_INSN changes queued at the end of some basic block for still
3683 live registers, apply them.
3684 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3686 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3688 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3691 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3693 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3694 targets. Set the default with_cpu/with_arch from arch/cpu.
3695 Allow x86-64 and native for with_cpu/with_arch.
3697 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3699 * ebitmap.c: Change calls to verify_popcount with calls to
3700 sbitmap_verify_popcount.
3701 (ebitmap_clear_bit): Fixed map->cacheindex test and
3702 map>cache update when bit clearing results in an empty
3705 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3708 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3709 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3710 and support both V2DF and V2DI modes.
3711 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3712 support both V2DF and V2DI modes.
3713 (general): Delete trailing whitespace from a few patterns.
3715 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3716 V2DF/V2DI interleave high/low builtins.
3718 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3721 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3722 interleave high/low functions.
3724 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3726 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3727 #pragma extern_prefix.
3729 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3732 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3733 BLKmode, assert op0 is a MEM and just adjust its mode.
3736 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3737 if bitpos isn't multiple of mode's bitsize.
3739 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3741 * c.opt (-ftemplate-depth=): New.
3742 (-ftemplate-depth-): Deprecate.
3743 * optc-gen.awk: Handle -ftemplate-depth=.
3744 * opth-gen.awk: Likewise.
3745 * c-opts.c (c_common_handle_option): Likewise.
3746 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3748 2010-02-24 Jason Merrill <jason@redhat.com>
3750 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3752 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3754 * cfg.c (alloc_aux_for_block): Remove inline.
3755 (alloc_aux_for_edge): Likewise.
3757 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3759 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3761 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3763 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3764 * config/i386/sol2-gas.h: New file.
3765 * config.gcc (i[34567]86-*-solaris2*): Use it.
3767 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3770 * c-typeck.c (ep_convert_and_check): New.
3771 (build_conditional_expr): Use it.
3772 (build_binary_op): Likewise.
3774 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3776 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3779 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3780 bounds even for -O+.
3781 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3782 expr needs to have DECL_NAME set.
3784 2010-02-24 Nick Clifton <nickc@redhat.com>
3786 * config/mep/mep.c: Include gimple.h.
3787 (mep_function_uses_sp): Delete unused function.
3788 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3789 parameters. Use unsigned integers to count args. Return a
3790 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3792 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3795 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3796 greater or equal to nelt instead of 2 * nelt.
3797 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3800 2010-02-23 Jason Merrill <jason@redhat.com>
3803 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3804 in cfun->local_decls even if they have register types.
3807 * stor-layout.c (place_field): Don't warn about unnecessary
3808 DECL_PACKED if the type is packed.
3810 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3813 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3814 GOTOFF relocs, even when the base reg isn't pic pointer.
3816 2010-02-23 Michael Matz <matz@suse.de>
3819 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3820 (expand_gimple_basic_block): Generate and use debug temps if there
3821 are debug uses left after the last real use of TERed ssa names.
3822 Unlink debug immediate uses when they are expanded.
3824 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3827 * config/i386/i386.c (override_options): Reorganise to provide
3828 better error messages.
3830 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3833 * graphite-scop-detection.c (create_single_exit_edge): Move
3834 the call to find_single_exit_edge to....
3835 (create_sese_edges): ...here. Don't handle multiple edges
3836 exiting the function.
3837 (build_graphite_scops): Don't handle multiple edges
3838 exiting the function.
3840 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3843 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3844 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3846 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3849 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3851 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3854 * c-typeck.c (convert_arguments): Print declaration location.
3855 * c-common.c (validate_nargs): Rename as
3856 builtin_function_validate_nargs.
3857 (check_builtin_function_arguments): Update.
3859 2010-02-22 Richard Guenther <rguenther@suse.de>
3862 * tree-inline.c (declare_return_variable): Use the type of
3863 the call stmt lhs if available.
3865 2010-02-22 Duncan Sands <baldrick@free.fr>
3867 * passes.c (register_pass): Always consider all pass lists when
3868 ref_pass_instance_number is zero.
3870 2010-02-22 Richard Guenther <rguenther@suse.de>
3872 PR tree-optimization/42749
3873 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3874 parameter. Do arithmetic in the original type.
3875 (update_accumulator_with_ops): Likewise.
3876 (adjust_accumulator_values): Adjust.
3878 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3880 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3881 (QI to BLKmode splitter): New splitter.
3883 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3885 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3886 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3888 2010-02-22 Richard Guenther <rguenther@suse.de>
3890 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3892 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3894 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3895 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3896 ($(T)crti.o, $(T)crtn.o): Remove rules.
3898 2010-02-21 Tobias Burnus <burnus@net-b.de>
3901 * doc/invoke.texi (-fassociative-math): Document that this
3902 option is automatically enabled for Fortran.
3904 2010-02-20 David S. Miller <davem@davemloft.net>
3906 * configure.ac: Test if linker and assembler properly support
3907 GOTDATA_OP relocations.
3908 * configure: Rebuild.
3909 * config.in: Likewise.
3910 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3911 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3912 (movsi_high_pic): Likewise.
3913 (movdi_lo_sum_pic): Likewise.
3914 (movdi_high_pic): Likewise.
3915 (movsi_pic_gotdata_op): New pattern.
3916 (movdi_pic_gotdata_op): Likewise.
3917 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3918 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3920 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3923 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3924 attribute to ssemul.
3925 (xop_mulv2div2di3_high): Ditto.
3927 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3930 * c.opt (Wconversion-null): New option.
3931 * doc/invoke.texi (Wconversion-null): Document.
3933 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3935 * common.opt (Wlarger-than-): Add Undocumented.
3937 2010-02-19 Mike Stump <mikestump@comcast.net>
3939 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3941 2010-02-19 Jason Merrill <jason@redhat.com>
3944 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3945 * configure: Likewise.
3947 2010-02-20 Alan Modra <amodra@gmail.com>
3950 * cgraph.h (cgraph_make_decl_local): Declare.
3951 * cgraph.c (cgraph_make_decl_local): New function.
3952 (cgraph_make_node_local): Use it.
3953 * cgraphunit.c (cgraph_function_versioning): Likewise.
3954 * ipa.c (function_and_variable_visibility): Likewise.
3956 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3959 * except.c (sjlj_emit_function_enter): Don't call
3960 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3962 * rtl.h (add_reg_br_prob_note): Remove prototype.
3964 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3967 * c-common.c (conversion_warning): Remove widening conversions
3968 before checking the conversion of integers to reals.
3970 2010-02-19 Mike Stump <mikestump@comcast.net>
3973 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3976 * cgraphunit.c (process_function_and_variable_attributes): Check
3977 DECL_PRESERVE_P instead of looking up attribute "used".
3978 * ipa-pure-const.c (check_decl): Likewise.
3979 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3980 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3981 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3982 instead of attribute "used".
3983 * config/sol2-c.c (solaris_pragma_init): Likewise.
3984 (solaris_pragma_fini): Likewise.
3986 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3988 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3989 Use XCNEW instead of xcalloc.
3990 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3991 XNEW instead of xmalloc.
3992 (get_fields): Use XNEWVEC instead of xmalloc.
3995 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3996 populate vars array.
3997 (create_new_general_access): For debug stmts just reset value.
3998 (get_stmt_accesses): For accesses within debug stmts just record them
3999 using add_access_to_acc_sites instead of preventing the peeling or
4000 counting them as accesses.
4003 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4005 2010-02-19 Richard Guenther <rguenther@suse.de>
4007 PR tree-optimization/42916
4008 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4011 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4013 * configure.ac: Replace all uses of changequote in macro arguments
4014 with proper quoting.
4016 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4019 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4021 2010-02-19 Richard Guenther <rguenther@suse.de>
4023 PR tree-optimization/42944
4024 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4025 test for aliasing with errno.
4027 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4030 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4031 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4032 * dojump.c: Include output.h.
4033 (inv): New inline function.
4034 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4035 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4036 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4037 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4038 argument, pass it down to other calls.
4039 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4040 add REG_BR_PROB note to the conditional jump.
4041 * cfgexpand.c (add_reg_br_prob_note): Removed.
4042 (expand_gimple_cond): Don't call it, add the probability
4043 as last argument to jumpif_1/jumpifnot_1.
4044 * Makefile.in (dojump.o): Depend on output.h.
4045 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4047 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4048 * stmt.c (do_jump_if_equal): Likewise.
4049 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4050 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4051 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4053 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4054 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4055 jumpifnot_1 callers.
4056 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4058 (store_expr): Adjust jumpifnot caller.
4059 (store_constructor): Adjust jumpif caller.
4062 * gimplify.c (gimple_boolify): For __builtin_expect call
4063 gimple_boolify also on its first argument.
4065 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4067 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4069 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4070 * configure: Regenerated.
4072 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4074 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4075 lang_hooks.types_compatible_p instead of comptypes.
4077 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4079 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4080 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4081 if __prefer_thumb__ is defined.
4083 2010-02-18 Martin Jambor <mjambor@suse.cz>
4085 PR tree-optimization/43066
4086 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4087 array with zero-sized element type.
4089 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4091 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4092 rtx, allocate struct var_loc_node here and return it to the
4093 caller, and only if it is actually needed.
4094 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4095 move it earlier and return immediately if it returns NULL.
4097 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4099 * config/sparc/gas.h: New file. Restore
4100 TARGET_ASM_NAMED_SECTION to its ELF default.
4101 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4103 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4104 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4105 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4106 after sparc/sysv4.h.
4108 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4110 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4112 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4114 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4115 patterns from predicated pattern.
4117 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4120 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4121 for insn mnemonic suffix.
4123 2010-02-17 Richard Guenther <rguenther@suse.de>
4125 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4128 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4131 * caller-save.c (save_call_clobbered_regs): If BB ends with
4132 a DEBUG_INSN, move any notes in between last real insn and the last
4133 DEBUG_INSN after the last DEBUG_INSN.
4135 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4137 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4138 Fix return type. Fix argument type. Explain meaning of return value.
4140 2010-02-16 Richard Guenther <rguenther@suse.de>
4142 PR tree-optimization/41043
4143 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4144 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4146 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4148 2010-02-16 Ira Rosen <irar@il.ibm.com>
4150 PR tree-optimization/43074
4151 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4152 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4153 vectorizable cycles in hybrid SLP check.
4154 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4156 2010-02-16 Richard Guenther <rguenther@suse.de>
4158 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4159 (true_dependence): If memrefs_conflict_p computes must-alias
4160 trust it. Move TBAA check after offset-based disambiguation.
4161 (canon_true_dependence): Likewise.
4163 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4165 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4166 * doc/invoke.texi: Document it.
4167 * var-tracking.c: Include toplev.h and params.h.
4168 (vt_find_locations): Return bool indicating success. Compute
4169 hash sizes unconditionally. Check new parameter, report.
4170 (variable_tracking_main_1): Check vt_find_locations results and
4171 retry. Renamed from...
4172 (variable_tracking_main): ... this. New wrapper to preserve
4173 flag_var_tracking_assignments.
4174 * Makefile.in (var-tracking.o): Adjust dependencies.
4176 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4177 Jakub Jelinek <jakub@redhat.com>
4180 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4181 if weak_import attribute is present.
4182 * config/darwin.c (machopic_select_section): Likewise.
4184 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4186 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4187 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4188 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4189 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4191 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4193 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4196 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4197 Rewrite text to refer to the names.
4199 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4201 * config/i386/i386-builtin-types.def
4202 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4203 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4204 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4205 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4206 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4207 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4208 IX86_BUILTIN_VPERMIL2PS256.
4209 (MULTI_ARG_4_DF2_DI_I): Defined.
4210 (MULTI_ARG_4_DF2_DI_I1): Defined.
4211 (MULTI_ARG_4_SF2_SI_I): Defined.
4212 (MULTI_ARG_4_SF2_SI_I1): Defined.
4213 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4214 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4215 __builtin_ia32_vpermil2ps256.
4216 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4217 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4218 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4219 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4220 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4221 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4222 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4223 CODE_FOR_xop_vpermil2v8sf3.
4224 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4225 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4226 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4227 (_mm256_permute2_pd): New.
4228 (_mm_permute2_ps): New.
4229 (_mm256_permute2_ps): New.
4231 2010-02-15 Nick Clifton <nickc@redhat.com>
4233 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4234 boolean parameters. Use emit_jump_insn when emitting a pop
4235 instruction containing a return insn.
4236 (push): Use 'true' rather than '1' as second parameter to F.
4237 (h8300_expand_prologue): Likewise.
4238 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4239 (h8300_expand_epilogue): Likewise.
4241 2010-02-15 Richard Guenther <rguenther@suse.de>
4244 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4247 2010-02-15 Nick Clifton <nickc@redhat.com>
4249 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4252 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4254 * intl.c (fake_ngettext): New function.
4255 * intl.h (fake_ngettext): Declare.
4256 (ngettext): Define macro.
4257 * collect2.c (notice_translated): New function.
4258 (main): Use notice_translated and ngettext.
4259 * collect2.h (notice_translated): Declare.
4261 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4263 * reorg.c (delete_computation): Comment fixes.
4264 * caller-save.c (setup_save_areas): Idem.
4265 * sel-sched-dump.c (dump_lv_set): Idem.
4268 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4270 * config/s390/s390.c (s390_sched_init): New function.
4271 (TARGET_SCHED_INIT): Target hook defined.
4273 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4274 Jack Howarth <howarth@bromo.med.uc.edu>
4275 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4278 Partial revert of unintended change in fix for PR41605.
4279 * config/darwin.h: Fix typo.
4280 * config/darwin9.h: Same.
4282 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4284 * c-pch.c (pch_init): Clear v.
4286 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4289 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4290 graphite_can_represent_init for MULT_EXPR.
4292 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4296 * graphite-sese-to-poly.c (remove_phi): New.
4297 (translate_scalar_reduction_to_array): Call remove_phi.
4299 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4302 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4303 * graphite-clast-to-gimple.h (gloog): Update declaration.
4304 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4305 * graphite-poly.h (struct poly_bb): Add missing comments.
4306 (struct scop): Add poly_scop_p field.
4308 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4309 * graphite.c (graphite_transform_loops): Build the polyhedral
4310 representation for each scop before code generation.
4311 * sese.c (rename_variables_in_operand): Removed.
4312 (rename_variables_in_expr): Return the renamed expression.
4313 (rename_sese_parameters): New.
4314 * sese.h (rename_sese_parameters): Declared.
4316 2010-02-11 Richard Guenther <rguenther@suse.de>
4318 PR tree-optimization/42998
4319 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4320 POINTER_PLUS_EXPR properly.
4322 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4323 Changpeng Fang <changpeng.fang@amd.com>
4326 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4327 the cost of an IV candidate when the IV is used in a test against zero.
4329 * gcc.dg/tree-ssa/ivopts-3.c: New.
4331 2010-02-11 Richard Guenther <rguenther@suse.de>
4334 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4335 pointer-vs-decl case by swapping refs. Handle some cases
4336 of pointer-vs-decl disambiguations more conservatively.
4337 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4338 to false after expanding.
4340 2010-02-11 Richard Guenther <rguenther@suse.de>
4343 * gcc.c (process_command): Handle LTO file@offset case more
4346 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4348 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4349 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4351 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4353 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4354 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4355 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4356 Optimize eq/ne comparisons when both arguments are known to be
4358 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4359 Don't mask operands unnecessarily if they are known to be already
4362 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4364 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4367 2010-02-10 Richard Guenther <rguenther@suse.de>
4369 PR tree-optimization/43017
4370 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4371 for wrapping signed arithmetic.
4373 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4376 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4377 if no debug info should be emitted for it.
4379 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4381 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4382 note when flag_exceptions is set.
4384 2010-02-10 Duncan Sands <baldrick@free.fr>
4386 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4388 2010-02-10 Richard Guenther <rguenther@suse.de>
4391 * tree.c (get_unwidened): Handle constants.
4392 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4394 2010-02-10 Martin Jambor <mjambor@suse.cz>
4397 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4398 check for variable argument counts independently.
4400 2010-02-10 Christian Bruel <christian.bruel@st.com>
4403 * config/sh/sh.c (find_barrier): Increase length for non delayed
4404 conditional branches.
4406 2010-02-10 Christian Bruel <christian.bruel@st.com>
4408 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4410 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4412 * builtins.c (set_builtin_user_assembler_name): Also handle
4413 ffs if int is smaller than word.
4415 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4418 * ira-conflicts.c (get_dup): Remove.
4419 (process_reg_shuffles): Add new parameter. Use it as an
4420 additional guard for copy generation.
4421 (add_insn_allocno_copies): Rewrite.
4423 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4425 * common.opt (fsched2-use-traces): Preserved for backward
4427 * doc/invoke.texi: Remove the documentation about option
4428 -fsched2-use-traces.
4429 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4430 flag_sched2_use_traces.
4431 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4432 the backward compatibility flag section.
4434 2010-02-09 Richard Guenther <rguenther@suse.de>
4436 PR tree-optimization/43008
4437 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4438 make HEAP variables initialized from global memory if they
4439 are not known builtin functions.
4440 (find_func_aliases): Adjust.
4442 2010-02-09 Richard Guenther <rguenther@suse.de>
4444 PR tree-optimization/43000
4445 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4446 arithmetic manually.
4448 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4450 PR tree-optimization/42931
4451 * tree-loop-linear.c (try_interchange_loops): Don't call
4452 double_int_mul if estimated_loop_iterations failed.
4454 2010-02-08 Martin Jambor <mjambor@suse.cz>
4457 * tree-sra.c (build_accesses_from_assign): Do not mark in
4458 should_scalarize_away_bitmap if stmt has volatile ops.
4459 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4462 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4464 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4466 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4468 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4471 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4474 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4476 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4479 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4480 to unknown_dependence.
4481 (graphite_legal_transform_dr): Handle the unknown_dependence.
4482 (graphite_carried_dependence_level_k): Same.
4484 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4486 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4488 2010-02-07 Richard Guenther <rguenther@suse.de>
4491 * expr.c (get_inner_reference): Always initialize *pbitsize.
4493 2010-02-07 Richard Guenther <rguenther@suse.de>
4496 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4497 new ARRAY_REFs on variable size element or minimal index arrays.
4499 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4500 gimple_fold_indirect_ref.
4502 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4505 * arm.c (arm_override_options): Just return if the user has specified
4506 an invalid fpu name.
4508 2010-02-03 Jason Merrill <jason@redhat.com>
4511 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4512 i386_pe_maybe_record_exported_symbol.
4514 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4517 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4518 (pa_delegitimize_address): New function.
4520 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4522 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4523 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4525 2010-02-05 Richard Guenther <rguenther@suse.de>
4528 * lto-streamer-in.c (get_resolution): Deal with references
4529 to undefined functions.
4531 2010-02-05 Richard Guenther <rguenther@suse.de>
4533 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4534 (fold_const_aggregate_ref): Likewise.
4535 (ccp_fold_stmt): Substitute loads.
4536 (maybe_fold_reference): Verify types before substituting.
4538 (fold_gimple_assign): Unshare properly.
4539 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4541 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4543 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4544 for rs6000_gen_cell_microcode.
4546 2010-02-04 Richard Guenther <rguenther@suse.de>
4548 PR rtl-optimization/42952
4549 * dse.c (const_or_frame_p): Remove MEM handling.
4551 2010-02-04 Nick Clifton <nickc@redhat.com>
4553 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4554 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4555 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4556 (mn10300_asm_output_mi_thunk): New function.
4557 (mn10300_can_output_mu_thunk): New function.
4558 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4559 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4560 (FUNCTION_ARG): Delete incorrect comment.
4562 2010-02-03 Jason Merrill <jason@redhat.com>
4565 * fold-const.c (operand_equal_p): Handle erroneous types.
4567 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4569 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4571 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4573 PR rtl-optimization/42941
4574 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4577 2010-02-03 Jason Merrill <jason@redhat.com>
4580 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4582 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4585 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4586 (cselib_reset_table): Renamed from...
4587 (cselib_reset_table_with_next_value): ... this.
4588 (cselib_get_next_uid): Renamed from...
4589 (cselib_get_next_unknown_value): ... this.
4590 * cselib.c (next_uid): Renamed from...
4591 (next_unknown_value): ... this.
4592 (cselib_clear_table): Adjust.
4593 (cselib_reset_table): Adjust. Renamed from...
4594 (cselib_reset_table_with_next_value): ... this.
4595 (cselib_get_next_uid): Adjust. Renamed from...
4596 (cselib_get_next_unknown_value): ... this.
4597 (get_value_hash): Use hash.
4598 (cselib_hash_rtx): Likewise.
4599 (new_cselib_val): Adjust. Set and dump uid.
4600 (cselib_lookup_mem): Pass next_uid as hash.
4601 (cselib_subst_to_values): Likewise.
4602 (cselib_log_lookup): Dump uid.
4603 (cselib_lookup): Pass next_uid as hash. Adjust.
4604 (cselib_process_insn): Adjust.
4605 (cselib_init): Initialize next_uid.
4606 (cselib_finish): Adjust.
4607 (dump_cselib_table): Likewise.
4608 * dse.c (canon_address): Dump value uid.
4609 * print-rtl.c (print_rtx): Print value uid.
4610 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4612 (dv_uid): New function, sort of renamed from...
4613 (dv_htab_hash): ... this, reimplemented in terms of it and...
4614 (dv_uid2hash): ... this. New.
4615 (variable_htab_eq): Drop excess assertions.
4616 (tie_break_pointers): Removed.
4617 (canon_value_cmp): Compare uids.
4618 (variable_post_merge_New_vals): Print uids.
4619 (vt_add_function_parameters): Adjust.
4620 (vt_initialize): Reset table. Adjust.
4622 2010-02-03 Richard Guenther <rguenther@suse.de>
4624 PR tree-optimization/42944
4625 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4626 (call_may_clobber_ref_p_1): Likewise. Properly handle
4627 malloc and calloc clobbering errno.
4629 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4631 * doc/invoke.texi: Fix name of sched1 dump.
4633 * opts.c (decode_options): Set flag_tree_switch_conversion
4634 only conditionally on optimize >= 2.
4636 * gcse.c: Assorted comment fixes in pass description.
4638 2010-02-03 Anthony Green <green@moxielogic.com>
4640 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4641 nop padding in order to maintain alignment of storage location of
4642 target function address.
4643 (moxie_trampoline_init): Store target function address at newly
4645 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4647 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4649 2010-02-03 Richard Guenther <rguenther@suse.de>
4652 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4654 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4656 * config.gcc: Reenable check for obsolete targets.
4657 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4658 mips-sgi-irix6.[0-4]*.
4660 2010-02-02 Nick Clifton <nickc@redhat.com>
4662 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4663 constant size of 4 as being the same as 0.
4664 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4665 can take values in the range 0..4.
4667 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4670 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4671 as _darwin10_Unwind_FindEnclosingFunction().
4672 * libgcc-libsystem.ver: New.
4674 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4677 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4678 implicitly set registers.
4680 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4682 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4683 (arm_override_options): Allow automatic selection of the thread
4684 pointer register if thumb2.
4685 (legitimize_pic_address): Improve code sequences for Thumb2.
4686 (arm_call_tls_get_addr): Likewise.
4687 (legitimize_tls_address): Likewise.
4688 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4689 (pic_load_addr_32bit): ... this. New named pattern.
4690 * thumb2.md (pic_load_addr_thumb2): Delete.
4691 (pic_load_dot_plus_four): Delete.
4692 (tls_load_dot_plus_four): New named pattern.
4694 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4697 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4698 Document fix for TLS bug.
4700 2010-01-31 Richard Guenther <rguenther@suse.de>
4702 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4703 conservatively correct.
4705 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4709 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4711 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4713 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4715 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4717 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4719 * config.gcc: Adjust order of makefile fragments for mingw targets.
4721 2010-01-31 Richard Guenther <rguenther@suse.de>
4724 * gimplify.c (gimplify_init_constructor): For volatile LHS
4725 initialize a temporary.
4727 2010-01-31 Matthias Klose <doko@ubuntu.com>
4729 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4731 * configure: Regenerate.
4733 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4735 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4736 the same alias set and their sizes different constantness.
4737 (aliasing_component_refs_p): Revert 2009-10-24 change.
4739 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4741 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4744 2010-01-29 Richard Guenther <rguenther@suse.de>
4746 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4747 Assert we successfully updated the call.
4749 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4751 PR rtl-optimization/42889
4752 * df.h (df_set_bb_dirty_nonlr): New prototype.
4753 * df-core.c (df_set_bb_dirty_nonlr): New function.
4754 * df-scan.c (df_insn_rescan): Call it instead of
4755 df_set_bb_dirty for DEBUG_INSNs.
4757 2010-01-29 Richard Guenther <rguenther@suse.de>
4760 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4761 quadratic behavior in most cases.
4763 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4766 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4767 in the call to gen_x86_movsicc_0_m1.
4769 2010-01-28 Richard Guenther <rguenther@suse.de>
4771 PR tree-optimization/42871
4772 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4774 2010-01-28 Richard Guenther <rguenther@suse.de>
4776 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4777 into call arguments.
4779 2010-01-28 Richard Guenther <rguenther@suse.de>
4782 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4783 the forwarder if the destination is an EH landing pad.
4785 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4787 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4788 block list passed to gimple_duplicate_sese_tail.
4789 (parallelize_loops): Avoid parallelization when the function
4791 Avoid parallelization when the preheader is IRREDUCIBLE.
4792 Try to optimize when estimated_loop_iterations_int is unresolved.
4793 Add the loop's location to the dump file.
4794 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4795 (gimple_duplicate_sese_tail): Remove the check for the latch.
4796 Redirect nexits to the exit block.
4797 Remove handling of the incoming edges to the latch.
4798 Redirect the backedge from the copied latch to the exit bb.
4800 2010-01-28 Michael Matz <matz@suse.de>
4803 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4804 Wrap force_reg into a sequence, emit it before user.
4806 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4808 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4810 (arm_legacy_rev): Likewise.
4811 (thumb_legacy_rev): Likewise.
4813 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4815 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4816 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4817 on MEM's address failed, try avoid_constant_pool_reference and
4818 recurse if it returned something different.
4819 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4820 address, try avoid_constant_pool_reference and recurse if it
4821 returned something different.
4822 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4823 address and avoid_constant_pool_reference returned something
4824 different, don't set have_address.
4826 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4829 * var-tracking.c (val_store): Add modified argument, obey it.
4831 (count_uses): Move down logging of main.
4832 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4833 don't need resolution.
4834 (emit_notes_in_bb): Likewise.
4836 2010-01-27 Richard Guenther <rguenther@suse.de>
4839 * tree-inline.c (remap_decl): Delay remapping of SSA name
4840 default definitions until we need them.
4842 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4844 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4845 (rs6000_delegitimize_address): New function.
4847 * config/s390/s390.c (s390_delegitimize_address): Call
4848 delegitimize_mem_from_attrs.
4851 * tree-inline.c (cannot_copy_type_1): Removed.
4852 (copy_forbidden): Don't forbid copying of functions containing
4853 records/unions with variable length fields.
4855 2010-01-27 Christian Bruel <christian.bruel@st.com>
4859 * config/sh/sh.c (find_barrier): Increase length for non delayed
4860 conditional branches.
4862 2010-01-27 Matthias Klose <doko@ubuntu.com>
4864 * configure.ac (gnu-unique-object): Fix ldd version check.
4865 * configure: Regenerate.
4867 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4869 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4871 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4872 Test for HAVE_GNU_AS value.
4874 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4876 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4877 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4878 INT64_TYPE): Define.
4879 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4880 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4881 INT_LEAST64_TYPE): Define.
4882 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4883 UINT_LEAST64_TYPE): Define.
4884 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4885 INT_FAST64_TYPE): Define.
4886 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4887 UINT_FAST64_TYPE): Define.
4888 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4889 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4890 (SIG_ATOMIC_TYPE): Define.
4892 2010-01-26 Richard Guenther <rguenther@suse.de>
4894 * df-scan.c (df_scan_set_bb_info): Remove assert.
4895 (df_insn_rescan_debug_internal): Merge asserts.
4896 (df_install_ref): Likewise.
4897 (df_mark_reg): Use bitmap_set_range.
4898 (df_hard_reg_used_p): Remove assert.
4899 (df_hard_reg_used_count): Likewise.
4901 2010-01-26 Richard Guenther <rguenther@suse.de>
4903 PR rtl-optimization/42685
4904 * web.c (web_main): Ignore DEBUG_INSNs.
4906 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4908 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4910 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4911 Fix types of fndecl and arglist parameters.
4913 2010-01-26 Richard Guenther <rguenther@suse.de>
4916 * tree-eh.c (unsplit_eh): Skip debug insns.
4918 2010-01-26 Richard Guenther <rguenther@suse.de>
4920 PR tree-optimization/42250
4921 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4923 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4926 * omp-low.c (expand_omp_sections): Only use single_pred if
4927 l2_bb is single_pred_p.
4929 2010-01-25 Christian Bruel <christian.bruel@st.com>
4932 * config/sh/sh.c (find_barrier): Increase length for non delayed
4933 conditional branches.
4934 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4936 2010-01-24 David S. Miller <davem@davemloft.net>
4938 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4939 define if not using GAS.
4940 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4941 Likewise. Delete SECTION_MERGE code, which is only applicable
4944 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4947 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4948 mangling of va_list in system headers.
4950 2010-01-23 Toon Moene <toon@moene.org>
4952 * tree-predcom.c (combine_chains): Return NULL, not false.
4954 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4956 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4957 initialization of variable res to agree with return type.
4959 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4961 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4962 * tree-sra.c: Add include of expr.h.
4964 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4966 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4967 insert the debug stmt on the single non-EH edge from the stmt.
4969 2010-01-22 Richard Henderson <rth@redhat.com>
4972 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4973 the RHS until after generate_subtree_copies has insertted its
4974 code before the current statement.
4976 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4978 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4980 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4982 2010-01-21 Martin Jambor <mjambor@suse.cz>
4984 PR tree-optimization/42585
4985 * tree-sra.c (struct access): New field grp_total_scalarization.
4986 (dump_access): Dump the new field.
4987 (should_scalarize_away_bitmap): New variable.
4988 (cannot_scalarize_away_bitmap): Likewise.
4989 (sra_initialize): Allocate new bitmaps.
4990 (sra_deinitialize): Free new bitmaps.
4991 (create_access_1): New function.
4992 (create_access): Parts moved to create_access_1.
4993 (type_consists_of_records_p): New function.
4994 (completely_scalarize_record): Likewise.
4995 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4996 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4997 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4999 (analyze_all_variable_accesses): Completely scalarize small eligible
5002 2010-01-21 Martin Jambor <mjambor@suse.cz>
5004 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5006 2010-01-21 Andrew Haley <aph@redhat.com>
5008 * gcc.c (process_command): Move lang_specific_driver before
5009 setting cc_libexec_prefix.
5011 2010-01-21 Richard Guenther <rguenther@suse.de>
5014 * fold-const.c (negate_expr_p): Pretend only negative
5015 real constants are easily negatable.
5017 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5018 Jason Merrill <jason@redhat.com>
5020 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5021 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5022 * calls.c (initialize argument_information): Handle it.
5023 * c-common.c (handle_transparent_union_attribute): Use new name.
5024 * c-decl.c (finish_struct): Ditto.
5025 * c-typeck.c (type_lists_compatible_p): Ditto.
5026 (convert_for_assignment): Use new name and also handle record.
5027 * function.c (aggregate_value_p): Handle it.
5028 (pass_by_reference): Ditto.
5029 (assign_parm_data_types): Ditto.
5030 * print-tree.c (print_node): Ditto.
5031 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5032 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5033 * tree.c (first_field): New fn.
5035 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5038 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5039 even when linking statically, for now.
5041 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5044 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5045 without a cselib val.
5046 (count_uses): Accept MO_VAL_SET with no val on stores.
5047 (add_stores): Likewise.
5049 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5051 * var-tracking.c (check_value_val): Add a compile time assertion.
5052 (dv_is_decl_p): Simplify.
5053 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5054 gcc_assert if ENABLE_CHECKING.
5056 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5059 * var-tracking.c: Include tree-flow.h.
5060 (mem_dies_at_call): New.
5061 (dataflow_set_preserve_mem_locs): Use it.
5062 (dataflow_set_remove_mem_locs): Likewise.
5063 (dump_var): Renamed from dump_variable. Adjust all callers.
5064 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5065 * Makefile.in (var-tracking.o): Adjust deps.
5067 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5069 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5071 2010-01-20 Richard Guenther <rguenther@suse.de>
5073 PR tree-optimization/42717
5074 * tree-ssa-dce.c (get_live_post_dom): Remove.
5075 (forward_edge_to_pdom): Take an arbitrary edge to copy
5076 degenerate PHI args from.
5077 (remove_dead_stmt): Use the first post-dominator even if it
5078 does not contain live statements as redirection destination.
5080 2010-01-20 Richard Guenther <rguenther@suse.de>
5082 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5084 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5086 * sel-sched.c (create_speculation_check): Remove set but not used
5088 (try_transformation_cache): Remove set but not used variable ds.
5089 (calculate_privileged_insns): Remove set but not used variables
5090 cur_insn and min_spec_insn.
5091 (find_best_expr): Remove set but not used variable avail_n.
5092 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5094 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5096 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5097 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5100 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5103 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5104 cpu types. Add support for *-sse3 cpu types.
5105 (x86_64-*-*): Ditto.
5107 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5110 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5111 argument, call initializer_constant_valid_p_1 instead of
5112 initializer_constant_valid_p, pass CACHE to it, return NULL
5113 immediately if first call returns NULL.
5114 (initializer_constant_valid_p_1): New function.
5115 (initializer_constant_valid_p): Use it.
5117 2010-01-20 Thomas Quinot <quinot@adacore.com>
5119 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5121 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5123 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5124 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5125 (loc_list_from_tree): Don't handle unsigned division. Handle
5126 signed modulo using DW_OP_{over,over,div,mul,minus}.
5127 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5128 modulo instead of signed.
5130 2010-01-20 DJ Delorie <dj@redhat.com>
5132 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5134 (h8300_emit_stack_adjustment): Propogate it.
5136 (h8300_expand_prologue): Likewise.
5137 (h8300_expand_epilogue): Likewise.
5139 2010-01-19 Michael Matz <matz@suse.de>
5141 PR tree-optimization/41783
5142 * tree-data-ref.c (toplevel): Include flags.h.
5143 (dump_data_dependence_relation): Also dump the inputs if the
5144 result will be unknown.
5145 (split_constant_offset_1): Look through some conversions.
5146 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5147 the offset from last element is too large.
5148 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5149 (reassociate_to_the_same_stmt): Handle vector registers.
5150 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5152 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5153 wide_prolog_niters argument, emit widening instructions.
5154 (vect_do_peeling_for_alignment): Adjust caller, use widened
5155 variant of the iteration cound.
5156 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5158 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5161 * config/arm/neon-testgen.m (emit_automatics): New parameter
5162 features. Adjust for Fixed_return_reg feature.
5163 (test_intrinsic): Call emit_automatics with new feature.
5164 * config/arm/neon.ml: Update copyright years.
5165 (features): New Fixed_return_reg feature.
5166 (ops): Update feature for Vget_low.
5168 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5170 PR tree-optimization/42719
5171 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5175 * fwprop.c (all_uses_available_at): Return false if def_set dest
5176 is a REG that is used in def_insn.
5178 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5180 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5182 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5185 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5187 * target.h (struct gcc_target) <secondary_reload>: Change type
5188 of last argument to secondary_reload_info *.
5190 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5193 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5194 memory references with unaligned offsets. Remove CQImode handling.
5195 (unaligned_memory_operand): Return 1 for memory references with
5196 unaligned offsets. Remove CQImode handling.
5198 2010-01-18 Richard Guenther <rguenther@suse.de>
5201 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5204 2010-01-18 Richard Guenther <rguenther@suse.de>
5206 PR tree-optimization/42781
5207 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5208 restrict processing only if the original variable was artificial.
5210 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5212 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5213 find number of popped argument bytes.
5215 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5216 Fix the text that describes the return value for invalid insns.
5218 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5220 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5221 Clarify what 'cost of the -dependence' is. Fix quoting.
5223 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5224 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5226 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5228 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5229 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5231 2010-01-17 Richard Guenther <rguenther@suse.de>
5234 * function.c (split_complex_args): Take a VEC to modify.
5235 (assign_parms_augmented_arg_list): Build a VEC instead of
5236 a chain of PARM_DECLs.
5237 (assign_parms_unsplit_complex): Take a VEC of arguments.
5238 Do not fixup unmodified parms.
5239 (assign_parms): Deal with the VEC.
5240 (gimplify_parameters): Likewise.
5242 2010-01-17 Richard Guenther <rguenther@suse.de>
5244 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5245 node existence check.
5246 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5247 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5248 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5249 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5250 (gimple_execute_on_growing_pred): Likewise.
5252 2010-01-17 Richard Guenther <rguenther@suse.de>
5254 PR tree-optimization/42773
5255 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5256 (compute_antic_aux): Likewise.
5257 (compute_partial_antic_aux): Likewise.
5259 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5262 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5265 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5267 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5270 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5271 Fix markup for strict argument.
5273 (TARGET_SCHED_REORDER2): Fix argument types.
5275 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5276 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5278 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5279 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5281 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5284 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5285 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5286 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5287 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5288 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5290 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5292 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5294 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5295 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5297 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5299 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5302 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5304 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5305 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5307 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5309 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5311 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5312 referring to it. Fix language.
5314 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5316 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5318 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5320 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5322 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5323 '@var{stream}. Remove stray 'and'.
5325 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5327 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5329 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5331 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5332 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5334 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5335 Fix description of return value.
5336 Rename argument "sz" to "len."
5338 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5339 Clarify meaning of 'true' return value.
5341 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5343 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5344 rep_mode versus mode_rep.
5346 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5348 (TARGET_BUILTIN_DECL): Fix name.
5350 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5352 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5354 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5356 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5358 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5360 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5363 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5364 Rename argument tm_fn to md_fn.
5366 (TARGET_OPTION_PRINT): Fix argument list.
5368 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5371 * config/i386/i386.c (ix86_fixup_binary_operands):
5372 Revert FMA4 fixup of operands.
5374 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5377 * Makefile.in (write_entries_to_file, install-plugin):
5378 Use \012 instead of \n with tr.
5380 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5382 * configure.ac (HAVE_AS_REF): New C macro.
5383 * configure: Regenerate.
5384 * config.in: Likewise.
5385 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5387 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5390 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5392 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5394 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5396 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5398 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5400 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5402 (TARGET_BINDS_LOCAL_P): Fix argument type.
5404 (TARGET_ASM_FILE_END): Use prototype.
5406 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5408 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5410 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5412 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5414 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5415 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5417 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5418 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5420 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5421 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5422 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5423 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5425 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5427 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5429 (TARGET_INIT_BUILTINS): Use prototype.
5431 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5432 Put 'const char *' in braces. Fix parameter types.
5433 (TARGET_INVALID_CONVERSION): Fix parameter types.
5434 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5435 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5437 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5440 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5442 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5444 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5446 * doc/tm.texi (TARGET_HELP): Fix return type.
5448 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5449 in braces. Fix argument types.
5451 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5453 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5455 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5457 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5458 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5460 (TARGET_MANGLE_TYPE): Fix argument types.
5462 (TARGET_IRA_COVER_CLASSES): Use prototype.
5464 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5466 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5468 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5470 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5472 (TARGET_CALLEE_COPIES): Fix argument types.
5474 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5476 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5478 (TARGET_FUNCTION_VALUE): Fix argument types.
5480 (TARGET_RETURN_IN_MSB): Fix argument type.
5482 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5484 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5486 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5488 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5489 agree with return type.
5491 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5493 2010-01-15 Jing Yu <jingyu@google.com>
5495 PR rtl-optimization/42691
5496 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5497 a pseudo to a constant and are merged, and adjust comments.
5499 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5501 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5503 2010-01-15 Richard Guenther <rguenther@suse.de>
5506 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5507 labels of computed or non-local gotos to the destination.
5508 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5509 landing pad label is the first label.
5511 2010-01-15 Richard Guenther <rguenther@suse.de>
5513 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5515 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5518 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5519 to allow generation of the xssqrtdp instruction on power7.
5520 (sqrtdf2_fpr): Ditto.
5522 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5525 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5526 functions with noreturn attribute.
5529 * varasm.c (declare_weak): Add weak attribute to decl if it
5530 doesn't have one already.
5531 (assemble_external): Only add decls to weak_decls if they also
5532 have weak attribute.
5534 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5536 * var-tracking.c (var_reg_delete): Don't delete the association
5537 between REGs and values or one-part variables if the register
5540 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5543 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5544 because its first operand is a non-localized variable.
5546 2010-01-14 Martin Jambor <mjambor@suse.cz>
5548 PR tree-optimization/42706
5549 * tree-sra.c (encountered_recursive_call): New variable.
5550 (encountered_unchangable_recursive_call): Likewise.
5551 (sra_initialize): Initialize both new variables.
5552 (callsite_has_enough_arguments_p): New function.
5553 (scan_function): Call decl and flags check only for IPA-SRA, check
5554 whether there is a recursive call and whether it has enough arguments.
5555 (all_callers_have_enough_arguments_p): New function.
5556 (convert_callers): Look for recursive calls only when
5557 encountered_recursive_call is set.
5558 (ipa_early_sra): Bail out either if
5559 !all_callers_have_enough_arguments_p or
5560 encountered_unchangable_recursive_call.
5562 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5564 * sel-sched.c: Add 2010 to copyright years.
5565 * sel-sched-ir.c: Likewise.
5566 * sel-sched-ir.h: Likewise.
5568 2010-01-14 Martin Jambor <mjambor@suse.cz>
5570 PR tree-optimization/42714
5571 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5572 constructors specially.
5574 2010-01-14 Andi Kleen <ak@linux.intel.com>
5576 * config/i386/drivers-i386.c (detect_caches_intel):
5577 Add l2sizekb parameter and fill in.
5578 (host_detect_local_cpu): Add l2sizekb, fill in.
5579 Add Atom small cache heuristic.
5581 2010-01-14 Andi Kleen <ak@linux.intel.com>
5583 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5584 Add level3 parameter and fill in.
5585 (detect_caches_intel): Handle level3 cache.
5587 2010-01-14 Andi Kleen <ak@linux.intel.com>
5589 * config/i386/drivers-i386.c (host_detect_local_cpu):
5590 Fix core duo detection.
5592 2010-01-14 Andi Kleen <ak@linux.intel.com>
5594 * config/i386/drivers-i386.c (host_detect_local_cpu):
5597 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5599 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5600 (rs6000_variable_issue_1): this. Use...
5601 (rs6000_variable_issue): here. Reimplement. Print debug info.
5603 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5605 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5606 sel_restore_notes. Update all callers. Call reemit_notes
5609 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5611 PR rtl-optimization/42246
5612 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5615 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5617 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5618 all successors is the same as number of successors in current region.
5620 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5622 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5623 to rename is not separable. Otherwise check that its LHS is not NULL.
5625 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5627 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5629 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5631 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5632 available registers when failed to discover LHS register class.
5633 Fix indentation. Update comment.
5635 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5636 Alexander Monakov <amonakov@ispras.ru>
5638 PR rtl-optimization/42389
5639 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5641 (advance_state_on_fence): Likewise.
5642 (sel_target_adjust_priority): Print debug output only when
5643 sched_verbose >= 4, not 2.
5644 (get_expr_cost): Do not issue all unique insns on the next cycle.
5645 (fill_insns): Initialize can_issue_more from the value saved
5647 * sel-sched-ir.c (flist_add): New parameter issue_more.
5648 Init FENCE_ISSUE_MORE with it.
5649 (merge_fences): Likewise.
5650 (init_fences): Update call to flist_add.
5651 (add_to_fences, add_clean_fence_to_fences)
5652 (add_dirty_fence_to_fences): Likewise.
5653 (move_fence_to_fences): Update call to merge_fences.
5654 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5656 * sel-sched-ir.h (struct _fence): New field issue_more.
5657 (FENCE_ISSUE_MORE): New accessor macro.
5659 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5661 PR rtl-optimization/42388
5662 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5663 that have no predecessors nor successors. Do not call move_bb_info
5664 for empty blocks outside of current region.
5666 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5668 PR rtl-optimization/42294
5669 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5670 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5671 originators' originators.
5673 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5675 PR rtl-optimization/39453
5676 PR rtl-optimization/42246
5677 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5679 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5681 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5682 Alexander Monakov <amonakov@ispras.ru>
5685 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5686 (maybe_tidy_empty_bb): ... here. Make static. Add new
5687 argument. Update all callers.
5688 (tidy_control_flow): ... and here. Recompute topological order
5689 of basic blocks in region if necessary.
5690 (sel_redirect_edge_and_branch): Change return type. Return true
5691 if topological order might have been invalidated.
5692 (purge_empty_blocks): Export and move from...
5693 * sel-sched.c (purge_empty_blocks): ... here.
5694 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5695 (maybe_tidy_empty_bb): Delete prototype.
5696 (purge_empty_blocks): Declare.
5698 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5700 PR rtl-optimization/42249
5701 * sel-sched.c (try_replace_dest_reg): When chosen register
5702 and original register is the same, do not bail out early, but
5703 still check all original insns for validity of replacing destination
5704 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5707 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5710 Port from no-undefined-overflow branch:
5711 2009-03-09 Richard Guenther <rguenther@suse.de>
5713 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5715 2010-01-14 Richard Guenther <rguenther@suse.de>
5718 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5720 2010-01-14 Ira Rosen <irar@il.ibm.com>
5722 PR tree-optimization/42709
5723 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5724 as scalar type in creation of constant vector operand.
5726 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5729 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5730 (check-parallel-%): Match `testsuite' directory component only
5733 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5735 PR translation/39521
5736 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5739 2010-01-13 Richard Guenther <rguenther@suse.de>
5741 PR tree-optimization/42730
5742 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5745 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5748 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5749 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5752 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5754 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5755 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5756 ___umulsi3_highpart.
5758 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5759 rather than schedule_insns if the pass is enabled.
5761 2010-01-13 Martin Jambor <mjambor@suse.cz>
5763 PR tree-optimization/42704
5764 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5767 2010-01-13 Martin Jambor <mjambor@suse.cz>
5769 PR tree-optimization/42703
5770 * tree-sra.c (analyze_access_subtree): Check that we can build a
5771 reference to the original data within the aggregate.
5773 2010-01-13 Richard Guenther <rguenther@suse.de>
5775 PR tree-optimization/42705
5776 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5778 2010-01-13 Richard Guenther <rguenther@suse.de>
5781 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5783 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5786 * var-tracking.c (values_to_unmark): New variable.
5787 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5788 values_to_unmark vector. Moved body to...
5789 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5790 instead queue it into values_to_unmark vector.
5791 (vt_find_locations): Free values_to_unmark vector.
5793 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5795 * config/s390/s390.c (override_options): Set
5796 default of max-pending-list-length to 256
5798 2010-01-13 Richard Guenther <rguenther@suse.de>
5801 * tree-pass.h (PROP_gimple_lcx): New.
5802 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5803 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5804 before the final cleanup_eh.
5805 (dump_properties): Dump PROP_gimple_lcx.
5806 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5807 (tree_lower_complex_O0): Remove.
5808 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5809 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5810 tree_lower_complex, schedule TODO_update_ssa.
5811 * lto-streamer-out.c (output_function): Stream the functions
5813 * lto-streamer-in.c (input_function): Likewise.
5814 (lto_read_body): Do not override them here.
5816 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5819 * c-typeck.c (build_c_cast): Fold value cast to union type before
5820 wrapping it in a CONSTRUCTOR.
5822 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5824 PR rtl-optimization/42699
5825 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5828 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5830 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5831 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5832 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5833 SUBTARGET_WARN_UNUSED_SPEC): ... here
5834 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5836 2010-01-12 Julian Brown <julian@codesourcery.com>
5838 * config/arm/neon-schedgen.ml (Utils): Don't try to
5839 open missing module.
5840 (find_with_result): New.
5842 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5845 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5846 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5848 PR tree-optimization/42645
5849 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5850 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5851 decl_map, set processing_debug_stmt to -1 and return name without
5854 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5856 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5857 binutils version, and reword target configuration description.
5859 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5861 * config/avr/avr.h (LINKER_NAME): Remove.
5863 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5866 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5867 that support VSX, warn for -mno-altivec if vsx is not disabled,
5870 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5871 Shujing Zhao <pearly.zhao@oracle.com>
5873 PR translation/42469
5874 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5875 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5876 character between option name and help text.
5877 * c.opt (imultilib): Likewise.
5879 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5881 * lto-streamer-out.c (output_unreferenced_globals): Output static
5884 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5886 PR rtl-optimization/42621
5887 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5888 optimizing for size.
5889 (duplicate_computed_gotos): Remove now-redundant check.
5891 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5894 * configure.ac: Save and restore LDFLAGS and LIBS
5895 * configure: Regenerate.
5897 2010-01-10 Richard Guenther <rguenther@suse.de>
5900 * builtins.c (fold_builtin_strlen): Add type argument and
5901 convert the resulting length to it.
5902 (fold_builtin_1): Adjust.
5904 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5906 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5907 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5909 (num_insns_constant_wide): Adjust for that change.
5911 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5914 * web.c (union_defs): Add used argument, to combine uses of
5916 (entry_register): Adjust type and tests of used argument.
5917 (web_main): Widen used for new use. Pass it to union_defs.
5918 * df.h (union_defs): Adjust prototype.
5920 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5923 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5924 uses in new incoming argument. Free body.
5925 (reset_debug_uses_in_loop): New.
5926 (analyze_insn_to_expand_var): Call the latter if the former found
5927 anything. Fix whitespace. Reject invalid dest overlaps before
5928 going through all insns in the loop.
5930 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5933 * haifa-sched.c (dying_use_p): Debug insns don't count.
5935 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5938 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5939 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5940 (verify_gimple_call): Reject LHS in noreturn calls.
5942 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5946 * tree-vect-loop-manip.c (adjust_info): New type.
5947 (adjust_vec): New pointer to vector.
5948 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5949 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5950 (slpeel_update_phis_for_duplicate_loop): Use them.
5951 (slpeel_update_phi_nodes_for_guard1): Likewise.
5952 (slpeel_update_phi_nodes_for_guard2): Likewise.
5953 (slpeel_tree_peel_loop_to_edge): Likewise.
5954 (vect_update_ivs_after_vectorizer): Likewise.
5956 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5958 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5959 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5961 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5963 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5964 bogus uninitialized warning.
5966 2010-01-09 Richard Guenther <rguenther@suse.de>
5969 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5970 the evolution is compatible with the initial condition.
5972 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5974 * gcc.c (process_command): Update copyright notice dates.
5975 * gcov.c (print_version): Likewise.
5976 * gcov-dump.c (print_version): Likewise.
5977 * mips-tfile.c (main): Likewise.
5978 * mips-tdump.c (main): Likewise.
5980 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5983 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5985 (rotlhi3_8): Delete.
5987 (rotlsi3_8): Delete.
5988 (rotlsi3_16): Delete.
5989 (rotlsi3_24): Delete.
5991 (*rotw<mode>3): New.
5992 (*rotb<mode>3): New.
5993 * config/avr/avr.c (avr_rotate_bytes): New function.
5994 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5996 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5999 * configure.ac: Modify -rdynamic check.
6000 * configure: Regenerate.
6002 2010-01-08 DJ Delorie <dj@redhat.com>
6004 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6005 register popping order.
6007 2010-01-08 Richard Guenther <rguenther@suse.de>
6010 * c.opt (fsigned-char): Also let LTO handle this option.
6011 (funsigned-char): Likewise.
6013 2010-01-07 Richard Guenther <rguenther@suse.de>
6015 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6016 (gimple_op): Likewise.
6017 (gimple_op_ptr): Likewise.
6018 (gimple_assign_set_lhs): Remove gcc_assert.
6019 (gimple_assign_set_rhs1): Likewise.
6020 (gimple_assign_set_rhs2): Likewise.
6021 (gimple_call_set_lhs): Likewise.
6022 (gimple_call_set_fn): Likewise.
6023 (gimple_call_set_fndecl): Likewise.
6024 (gimple_call_fndecl): Likewise.
6025 (gimple_call_return_type): Likewise.
6026 (gimple_call_set_chain): Likewise.
6027 (gimple_call_num_args): Likewise.
6028 (gimple_call_set_arg): Likewise.
6029 (gimple_cond_set_code): Likewise.
6030 (gimple_cond_set_lhs): Likewise.
6031 (gimple_cond_set_rhs): Likewise.
6032 (gimple_cond_set_true_label): Likewise.
6033 (gimple_cond_set_false_label): Likewise.
6034 (gimple_label_set_label): Likewise.
6035 (gimple_goto_set_dest): Likewise.
6036 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6037 (gimple_debug_bind_get_value): Likewise.
6038 (gimple_debug_bind_get_value_ptr): Likewise.
6039 (gimple_debug_bind_set_var): Likewise.
6040 (gimple_debug_bind_set_value): Likewise.
6041 (gimple_debug_bind_reset_value): Likewise.
6042 (gimple_debug_bind_has_value_p): Likewise.
6043 (gimple_return_retval_ptr): Remove gcc_assert.
6044 (gimple_return_retval): Likewise.
6045 (gimple_return_set_retval): Likewise.
6046 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6047 (safe_referenced_var_iterator): Remove.
6048 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6049 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6050 (fill_referenced_var_vec): Remove.
6051 (first_readonly_imm_use): Remove redundant gcc_assert.
6052 (phi_arg_index_from_use): Combine gcc_asserts.
6053 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6054 (first_imm_use_stmt): Remove redundant gcc_assert.
6055 * tree-cfg.c (verify_gimple_call): Verify function and chain
6056 operands. Verify arguments.
6057 (verify_types_in_gimple_stmt): Verify condition code and labels.
6059 2010-01-07 Richard Guenther <rguenther@suse.de>
6061 PR tree-optimization/42641
6062 * sese.c (rename_map_elt_info): Use the SSA name version, do
6065 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6067 PR tree-optimization/42625
6068 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6069 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6071 2010-01-07 Duncan Sands <baldrick@free.fr>
6073 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6075 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6078 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6079 note itself is not function_invariant_p.
6081 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6083 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6084 Do not add the DF_NOTE problem.
6085 * store-motion.c (execute_rtl_store_motion): Likewise.
6087 2010-01-07 Martin Jambor <mjambor@suse.cz>
6089 PR tree-optimization/42157
6090 * tree-sra.c (compare_access_positions): Stabilize sort if both
6091 accesses have integer types, return zero immediately if they are the
6094 2010-01-06 Richard Henderson <rth@redhat.com>
6097 * haifa-sched.c (add_to_note_list): Merge into ...
6098 (concat_note_lists): ... here, and ...
6099 (unlink_other_notes, rm_other_notes): Merge into...
6100 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6101 NOTE_INSN_EPILOGUE_BEG.
6103 2010-01-06 Richard Guenther <rguenther@suse.de>
6105 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6106 not inline regular functions into always-inline functions.
6108 2010-01-06 Nick Clifton <nickc@redhat.com>
6110 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6111 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6113 (OVERRIDE_OPTIONS): Delete.
6114 (OPTIMIZATION_OPTIONS): Define.
6115 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6116 * config/rx/rx.c (rx_handle_option): Issue an error message if
6117 -mcpu=rx200 and -fpu are used together.
6118 (rx_set_optimization_options): New function. Issue an error
6119 message if an optimization attribute attempts to reset the FPU/
6120 math optimization pairing.
6121 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6122 * config/rx/rx.opt: Set the default to 32-bit doubles.
6123 * config/rx/t-rx: Add multilibs for -nofpu option.
6124 * doc/invoke.texi: Update documentation of RX options.
6126 2010-01-06 Richard Guenther <rguenther@suse.de>
6128 * tree-ssa-pre.c (name_to_id): New global.
6129 (alloc_expression_id): Simplify SSA name handling.
6130 (lookup_expression_id): Likewise.
6131 (init_pre): Zero name_to_id.
6132 (fini_pre): Free it.
6134 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6136 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6138 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6141 * config/i386/sse.md (smaxv2di3): New.
6142 (umaxv2di3): Likewise.
6143 (sminv2di3): Likewise.
6144 (uminv2di3): Likewise.
6146 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6149 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6150 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6151 (legitimize_tls_address): Likewise.
6152 (sparc_tls_referenced_p): Likewise.
6153 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6154 and adjust calls to legitimize_pic_address.
6155 (legitimate_constant_p) Use sparc_tls_referenced_p.
6156 (legitimate_pic_operand_p): Likewise.
6157 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6158 (sparc_tls_symbol_ref_1): Delete.
6159 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6160 (legitimize_tls_address): Make static, handle CONST patterns.
6161 (legitimize_pic_address): Make static, remove unused parameter and
6162 adjust recursive calls.
6163 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6164 and adjust call to legitimize_pic_address.
6165 (sparc_output_mi_thunk): Likewise.
6167 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6168 H.J. Lu <hongjiu.lu@intel.com>
6171 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6172 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6173 operands to make them signed.
6176 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6179 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6180 GTU to GT for V4SI and V2DI.
6182 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6183 (umin<mode>3): Removed.
6185 (uminv4si3): Likewise.
6187 2010-01-05 Martin Jambor <mjambor@suse.cz>
6189 PR tree-optimization/42462
6190 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6191 current_function_decl to helper functions and macros.
6193 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6196 * flags.h: Don't include real.h.
6197 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6198 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6199 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6200 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6201 * dominance.c: Update copyright.
6202 * gimple.c (walk_gimple_op): Remove inline.
6203 * tree-ssa-reassoc.c: Include real.h.
6204 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6205 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6207 2010-01-05 Nick Clifton <nickc@redhat.com>
6209 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6210 register to push into the stack frame when the accumulator has to
6211 be saved during interrupts.
6213 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6215 * doc/invoke.texi: Remove the documentation about option
6217 * common.opt (Wunreachable-code): Preserved for backward
6219 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6220 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6221 the backward compatibility flag section.
6223 2010-01-05 Richard Guenther <rguenther@suse.de>
6225 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6227 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6230 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6232 PR tree-optimization/42508
6233 * tree-sra.c (convert_callers): Check for recursive call
6234 by comparing cgraph nodes instead of decls.
6235 (modify_function): Call ipa_modify_formal_parameters also
6236 on all same_body aliases.
6238 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6239 cgraph nodes when checking for same_body aliases.
6241 2010-01-05 Richard Guenther <rguenther@suse.de>
6243 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6244 allocation and lookup.
6245 (get_or_alloc_expr_for_constant): Likewise.
6246 (phi_translate): Sink allocation.
6248 2010-01-04 Richard Guenther <rguenther@suse.de>
6250 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6251 a new entry only if needed.
6252 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6253 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6255 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6257 (phi_translate): Handle CONSTANTs early.
6259 2010-01-04 Martin Jambor <mjambor@suse.cz>
6261 PR tree-optimization/42398
6262 * tree-sra.c (struct access): Removed flag grp_different_types.
6263 (dump_access): Do not dump the removed flag.
6264 (sort_and_splice_var_accesses): Do not set the removed flag.
6265 (sra_modify_expr): Check for type compatibility directly.
6267 2010-01-04 Martin Jambor <mjambor@suse.cz>
6269 PR tree-optimization/42366
6270 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6271 edges with variable number of parameters.
6272 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6273 flag instead of asserting it.
6274 (ipa_read_node_info): Read uses_analysis_done flag.
6276 2010-01-04 Richard Guenther <rguenther@suse.de>
6278 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6279 iterative_hash_* as intended.
6280 (vn_reference_compute_hash): Likewise. Simplify hashing
6282 (vn_reference_lookup_2): Likewise.
6283 (vn_nary_op_compute_hash): Likewise.
6284 (vn_phi_compute_hash): Likewise.
6285 (expressions_equal_p): Remove strange code.
6286 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6287 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6288 (bitmap_insert_into_set_1): Take value-id as parameter.
6289 (add_to_value): Pass it.
6290 (bitmap_insert_into_set): Likewise.
6291 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6293 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6296 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6297 (do_self_spec): For switches with SWITCH_IGNORE set set also
6298 SWITCH_IGNORE_PERMANENTLY.
6299 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6302 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6304 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6305 tree of an unreferenced global var.
6307 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6310 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6311 GTU to GT for V4SI and V2DI.
6313 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6314 (umin<mode>3): Removed.
6316 (uminv4si3): Likewise.
6318 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6321 * collect2.c (main): Turn on trace in collect2 if -v is passed
6324 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6326 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6327 description of expression operand.
6329 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6331 * configure.ac: Add install-html to target_list for Make-hooks.
6332 * configure: Regenerate.
6333 * fortran/Make-lang.in (F95_HTMLFILES): New.
6334 (fortran.html): Use it.
6335 (fortran.install-html): New.
6336 * Makefile.in (install-html): Add lang.install-html.
6337 * java/Make-lang.in (JAVA_HTMLFILES): New.
6338 (java.html): Use it.
6339 (java.install-html): New.
6340 * objc/Make-lang.in (objc.install-html): New.
6341 * objcp/Make-lang.in (obj-c++.install-html): New.
6342 * cp/Make-lang.in (c++.install-html): New.
6343 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6344 * lto/Make-lang.in (lto.install-html): New.
6346 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6349 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6351 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6353 PR rtl-optimization/41862
6354 * store-motion.c (store_killed_in_insn, compute_store_table,
6355 remove_reachable_equiv_notes, replace_store_insn,
6356 build_store_vectors): Ignore all DEBUG_INSNs.
6358 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6361 * common.opt: Add dumpdir.
6363 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6365 (option_map): Add --dumpdir.
6367 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6369 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6371 * opts.c (decode_options): Try dump_dir_name first if
6372 dump_base_name isn't an absolute path.
6373 (common_handle_option): Handle OPT_dumpdir.
6375 * toplev.c (dump_dir_name): New.
6376 (print_switch_values): Also ignore -dumpdir.
6378 * toplev.h (dump_dir_name): New.
6380 2010-01-03 Richard Guenther <rguenther@suse.de>
6382 PR tree-optimization/42589
6383 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6384 double-word expansion of bswap32.
6386 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6388 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6389 with BLOCK_FOR_INSN.
6390 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6391 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6392 noce_process_if_block): Likewise.
6393 * gcse.c (compute_local_properties, insert_expr_in_table,
6394 insert_set_in_table, canon_list_insert, find_avail_set,
6395 pre_insert_copy_insn): Likewise.
6397 * basic-block.h (BLOCK_NUM): Move from here...
6398 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6400 2010-01-03 Richard Guenther <rguenther@suse.de>
6402 PR tree-optimization/42438
6403 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6404 contains_may_not_return_call flag.
6405 (BB_MAY_NOTRETURN): New.
6406 (valid_in_sets): Trapping nary operations are not valid
6407 in blocks that may not return.
6408 (insert_into_preds_of_block): Remove check for trapping expressions.
6409 (compute_avail): Compute also BB_MAY_NOTRETURN.
6411 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6413 * doc/invoke.texi: Add 2010 to copyright years.
6415 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6417 * config/sparc/sparc.c: Fix formatting nits.
6419 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6420 Alexander Monakov <amonakov@ispras.ru>
6422 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6424 2010-01-02 Richard Guenther <rguenther@suse.de>
6427 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6428 (simplify_switch_using_ranges): Mark to be removed edges
6431 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6433 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6435 * collect2.c (scan_libraries): Add missing argument in call to
6438 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6441 * config/alpha/predicates.md (aligned_memory_operand): Return false
6443 (unaligned_memory_operand): Return true for CQImode.
6444 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6445 doesn not cross aligned SImode word boundary.
6447 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6449 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6451 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6452 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6454 2010-01-02 Richard Guenther <rguenther@suse.de>
6457 * toplev.c (compile_file): Emit LTO marker properly. Change
6459 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6461 2010-01-01 Richard Guenther <rguenther@suse.de>
6464 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6466 2010-01-01 Richard Guenther <rguenther@suse.de>
6469 * c-decl.c (grokdeclarator): For zero-size arrays force
6470 structural equality checks as layout_type does.
6472 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6474 * builtins.c: Update copyright to 2010.
6476 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6479 * lto-streamer-out.c (produce_asm): Revert the last change.
6480 (copy_function): Likewise.
6482 * lto-streamer.c (lto_get_section_name): Skip any leading
6485 2010-01-01 Richard Guenther <rguenther@suse.de>
6488 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6492 Copyright (C) 2010 Free Software Foundation, Inc.
6494 Copying and distribution of this file, with or without modification,
6495 are permitted in any medium without royalty provided the copyright
6496 notice and this notice are preserved.