1 2010-04-16 Jeff Law <law@redhat.com>
3 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
4 needing assignment rather than doing a two-phase assignment. Remove
7 2010-04-16 Jakub Jelinek <jakub@redhat.com>
10 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
12 2010-04-16 Doug Kwan <dougkwan@google.com>
14 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
15 (next_operand_entry_id): New static variable.
16 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
17 (add_to_ops_vec): Assigned unique ID to operand entry.
18 (struct oecount_s): New field ID.
19 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
20 (undistribute_ops_list): Assign unique IDs to oecounts.
21 (init_reassoc): reset next_operand_entry_id.
23 2010-04-16 Doug Kwan <dougkwan@google.com>
25 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
26 missing left parenthesis.
28 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
30 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
31 *btdi_rex64 using SWI48 mode iterator.
32 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
33 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
36 2010-04-16 Anatoly Sokolov <aesok@post.ru>
38 * double-int.h (tree_to_double_int): Convert to macro.
39 * double-int.c (tree_to_double_int): Remove.
41 2010-04-16 Jakub Jelinek <jakub@redhat.com>
44 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
45 with want_address 2 and in case a single element list might be
46 possible, call it again with want_address 0.
48 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
50 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
51 case 'W' print operands for HI mode.
52 * config/h8300/h8300.h (Y0, Y2) : New constraints.
53 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
54 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
55 * config/h8300/predicate.md (bit_register_indirect_operand): New.
57 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
59 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
60 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
63 * config/h8300/h8300.md (inverted load with HImode dest): Add
66 * config/h8300/predicate.md (bit_operand): Allow immediate values that
67 satisfy 'U' constraint.
69 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
71 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
73 * configure: Regenerate.
74 * config.in: Regenerate.
75 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
78 2010-04-16 Richard Guenther <rguenther@suse.de>
80 * tree.h (struct tree_decl_minimal): Move pt_uid ...
81 (struct tree_decl_common): ... here.
82 (DECL_PT_UID): Adjust.
83 (SET_DECL_PT_UID): Likewise.
84 (DECL_PT_UID_SET_P): Likewise.
86 2010-04-16 Richard Guenther <rguenther@suse.de>
88 PR tree-optimization/43572
89 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
90 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
91 * tree-flow.h (is_call_clobbered): Remove.
92 * tree-flow-inline.h (is_call_clobbered): Likewise.
93 * tree-dfa.c (dump_variable): Do not dump call clobber state.
94 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
95 (execute_return_slot_opt): Adjust.
96 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
97 check for call clobbered vars here.
98 (find_tail_calls): Move tailcall verification to the
101 2010-04-16 Diego Novillo <dnovillo@google.com>
103 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
106 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
109 * config/arm/arm.md (cbranchqi4): New pattern.
110 * config/arm/predicates.md (const0_operand,
111 cbranchqi4_comparison_operator): New predicates.
113 2010-04-16 Richard Guenther <rguenther@suse.de>
115 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
116 (dump_gimple_stmt): Likewise.
118 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
120 * recog.h (struct recog_data): New field is_operator.
121 (struct insn_operand_data): New field is_operator.
122 * recog.c (extract_insn): Set recog_data.is_operator.
123 * genoutput.c (output_operand_data): Emit code to set the
125 * reload.c (find_reloads): Use it rather than testing for an
126 empty constraint string.
129 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
130 If the previous insn is a cbranchsi4_insn with the same arguments,
131 omit the compare instruction.
133 * config/arm/arm.md (addsi3_cbranch): If destination is a high
134 register, inputs must be low registers and we need a low register
135 scratch. Handle alternative 2 like alternative 3.
137 2010-04-16 Jakub Jelinek <jakub@redhat.com>
139 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
140 don't call get_addr on both. If one expression is a VALUE and
141 the other a REG, check VALUE's locs if the REG isn't among them.
143 2010-04-16 Christian Bruel <christian.bruel@st.com>
145 * config/sh/sh.h (sh_frame_pointer_required): New function.
146 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
147 (flag_omit_frame_pointer) Set.
148 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
149 (rounded_frame_size): Adjust size with outgoing_args_size.
150 (sh_set_return_address): Must return from stack pointer.
151 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
152 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
153 (ACCUMULATE_OUTGOING_ARGS): Define.
154 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
155 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
157 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
160 * config/sh/sh.c (sh_legitimize_reload_address): Use
161 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
162 Remove a unneeded check for offset_base.
164 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
166 * configure: Regenerated.
168 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
170 * config/s390/s390.c (s390_call_save_register_used): Switch back
173 2010-04-15 Richard Guenther <rguenther@suse.de>
175 * alias.c (alias_set_subset_of): Handle alias-set zero
178 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
179 Julian Brown <julian@codesourcery.com>
181 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
182 alternatives according to use of high and low regs.
183 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
184 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
185 optimizing for size on Thumb-2.
187 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
189 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
191 2010-04-15 Richard Guenther <rguenther@suse.de>
193 * tree-ssa-structalias.c (struct variable_info): Add
195 (new_var_info): Initialize it.
196 (dump_constraints): Support printing last added constraints.
197 (debug_constraints): Adjust.
198 (dump_constraint_graph): Likewise.
199 (make_heapvar_for): Check for NULL cfun.
200 (get_function_part_constraint): New function.
201 (get_fi_for_callee): Likewise.
202 (find_func_aliases): Properly implement IPA PTA constraints.
203 (process_ipa_clobber): New function.
204 (find_func_clobbers): Likewise.
205 (insert_into_field_list_sorted): Remove.
206 (create_function_info_for): Properly allocate vars for IPA mode.
207 Do not use insert_into_field_list_sorted.
208 (create_variable_info_for): Properly generate constraints for
209 global vars in IPA mode.
210 (dump_solution_for_var): Always dump the solution.
211 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
212 (find_what_var_points_to): Adjust.
213 (pt_solution_set): Change.
214 (pt_solution_ior_into): New function.
215 (pt_solution_empty_p): Export.
216 (pt_solution_includes_global): Adjust.
217 (pt_solution_includes_1): Likewise.
218 (pt_solutions_intersect_1): Likewise.
219 (dump_sa_points_to_info): Check some invariants.
220 (solve_constraints): Move constraint dumping ...
221 (compute_points_to_sets): ... here.
222 (ipa_pta_execute): ... and here.
223 (compute_may_aliases): Do not re-compute points-to info
224 locally if IPA info is available.
225 (ipa_escaped_pt): New global var.
226 (ipa_pta_execute): Properly implement IPA PTA.
227 * tree-into-ssa.c (dump_decl_set): Support dumping
228 decls not in referenced-vars.
229 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
230 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
231 (dump_points_to_solution): Likewise.
232 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
233 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
234 (remap_gimple_stmt): Reset call clobber/use information if
236 (copy_decl_to_var): Copy DECL_PT_UID.
237 (copy_result_decl_to_var): Likewise.
238 * tree.c (make_node_stat): Initialize DECL_PT_UID.
239 (copy_node_stat): Copy it.
240 * tree.h (DECL_PT_UID): New macro.
241 (SET_DECL_PT_UID): Likewise.
242 (DECL_PT_UID_SET_P): Likewise.
243 (struct tree_decl_minimal): Add pt_uid member.
244 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
245 (pt_solution_empty_p): Declare.
246 (pt_solution_set): Adjust.
247 (ipa_escaped_pt): Declare.
248 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
249 * gimple-pretty-print.c (pp_points_to_solution): New function.
250 (dump_gimple_call): Dump call clobber/use information.
251 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
252 * tree-pass.h (TDF_ALIAS): New dump option.
253 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
254 * doc/invoke.texi (-fipa-pta): Update documentation.
256 2010-04-15 Richard Guenther <rguenther@suse.de>
258 * Makefile.in (OBJS-common): Add gimple-fold.o.
259 (gimple-fold.o): New rule.
260 * tree.h (maybe_fold_offset_to_reference,
261 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
263 * gimple.h: ... here.
264 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
265 may_propagate_address_into_dereference): Move prototypes ...
266 * gimple.h: ... here.
267 * tree-ssa-ccp.c (get_symbol_constant_value,
268 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
269 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
270 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
271 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
272 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
273 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
274 gimplify_and_update_call_from_tree): Move ...
275 * gimple-fold.c: ... here. New file.
276 (ccp_fold_builtin): Rename to ...
277 (gimple_fold_builtin): ... this.
278 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
280 2010-04-15 Richard Guenther <rguenther@suse.de>
282 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
283 fit_double_type, force_fit_type_double, add_double_with_sign,
284 neg_double, mul_double_with_sign, lshift_double, rshift_double,
285 lrotate_double, rrotate_double, div_and_round_double): Move ...
286 * double-int.c: ... here.
287 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
288 add_double, neg_double, mul_double_with_sign, mul_double,
289 lshift_double, rshift_double, lrotate_double, rrotate_double,
290 div_and_round_double): Move prototypes ...
291 * double-int.h: ... here.
293 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
296 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
297 matching constraints to ensure inputs match the output.
299 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
302 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
303 in an input-only operand.
305 2010-04-15 Anatoly Sokolov <aesok@post.ru>
307 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
308 (double_int_not, double_int_lshift, double_int_rshift): Declare.
309 (double_int_negative_p): Convert to static inline function.
310 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
311 (double_int_negative_p): Remove.
312 * tree.h (lshift_double, rshift_double):
313 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
314 * fold-const.c (fold_convert_const_int_from_real,
315 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
316 (lshift_double): Change type of arith argument to bool.
317 (rshift_double): Change type of arith argument to bool. Correct
319 * expmed.c (mask_rtx, lshift_value): (Ditto.).
321 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
324 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
325 at the start and end of the then/else blocks, and omit them from the
327 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
328 argument; all callers changed. Pass zero to old_insns_match_p instead.
329 (flow_find_head_matching_sequence): New function.
330 (old_insns_match_p): Check REG_EH_REGION notes for calls.
331 * basic-block.h (flow_find_cross_jump,
332 flow_find_head_matching_sequence): Declare functions.
334 2010-04-14 Jason Merrill <jason@redhat.com>
337 * c-common.c (attribute_takes_identifier_p): New fn.
338 * c-common.h: Declare it.
340 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
342 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
344 (*udivmod<mode>4): Ditto.
346 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
348 * config/i386/i386.md (maxmin_int): Rename code attribute from
349 maxminiprefix and update all users.
350 (maxmin_float): Ditto from maxminfprefix.
351 (logic): Ditto from logicprefix.
352 (absneg_mnemonic): Ditto from absnegprefix.
353 * config/i386/mmx.md: Update all users of maxminiprefix,
354 maxminfprefix and logicprefix for rename.
355 * config/i386/sse.md: Ditto.
356 * config/i386/sync.md (sync_<code><mode>): Update for
359 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
362 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
363 warnings converted to errors.
365 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
367 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
368 used insn_type variable.
369 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
370 to avoid set-but-not-used warning.
372 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
374 * df-core.c (df_ref_debug): Change format string placeholder
376 * dwarf2asm.c (dw2_asm_output_data_raw,
377 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
378 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
379 * dwarf2out.c (output_cfi, output_cfi_directive,
380 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
381 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
383 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
384 * print-rtl.c (print_rtx): Ditto.
386 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
389 * builtins.c (expand_builtin_pow_root): New function to expand pow
390 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
391 series of sqrt and cbrt calls under -ffast-math.
392 (expand_builtin_pow): Call it.
394 2010-04-14 Michael Matz <matz@suse.de>
396 PR tree-optimization/42963
397 * tree-cfg.c (touched_switch_bbs): New static variable.
398 (group_case_labels_stmt): New function broken out from ...
399 (group_case_labels): ... here, use the above.
400 (start_recording_case_labels): Allocate touched_switch_bbs.
401 (end_recording_case_labels): Deallocate it, call
402 group_case_labels_stmt.
403 (gimple_redirect_edge_and_branch): Remember index of affected BB.
405 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
407 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
410 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
412 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
414 2010-04-13 Jan Hubicka <jh@suse.cz>
416 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
417 of optimized out static functions.
418 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
419 cost computation. Also sanity check for overflows.
420 (update_caller_keys): Update cgraph_edge_badness call; properly
421 update fibheap and sanity check that it is up to date.
422 (add_new_edges_to_heap): Update cgraph_edge_badness.
423 (cgraph_decide_inlining_of_small_function): Likewise;
424 add sanity checking that badness in heap is up to date;
425 improve dumping of reason; Update badness of calls to the
426 offline copy of function currently inlined; dump badness
427 of functions not inlined because of unit growth limits.
429 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
432 * c-common.c (pointer_int_sum): Disregard overflow that occured only
433 because of sign-extension change when converting to sizetype here...
434 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
436 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
437 the folding to constants. Remove redundant final conversion.
438 (fold_binary) <associate>: Do not associate if the re-association of
439 constants alone overflows.
440 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
441 to the end of the list.
442 (multiple_of_p) <COND_EXPR>: New case.
444 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
446 * opt-functions.awk (opt_sanitized_name): New.
448 * optc-gen.awk: Use it
449 * opth-gen.awk: Use it.
451 2010-04-13 Martin Jambor <mjambor@suse.cz>
453 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
454 (sra_modify_assign): Delete stmts loading dead data even if racc has no
455 children. Call replace_uses_with_default_def_ssa_name to handle
458 2010-04-13 Michael Matz <matz@suse.de>
461 * builtins.c (expand_builtin_interclass_mathfn): Also create
462 a register if the predicate doesn't match.
464 2010-04-13 Diego Novillo <dnovillo@google.com>
466 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
467 * c-pch.c: Include timevar.h.
468 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
469 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
470 * ggc-common.c: Include timevar.h.
471 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
472 * timevar.def (TV_PCH_SAVE): Define.
473 (TV_PCH_CPP_SAVE): Define.
474 (TV_PCH_PTR_REALLOC): Define.
475 (TV_PCH_PTR_SORT): Define.
476 (TV_PCH_RESTORE): Define.
477 (TV_PCH_CPP_RESTORE): Define.
479 2010-04-13 Michael Matz <matz@suse.de>
481 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
483 (can_reassociate_p): New function.
484 (break_up_subtract_bb, reassociate_bb): Use it.
486 2010-04-13 Richard Guenther <rguenther@suse.de>
489 * builtins.c (c_readstr): Fix assert.
491 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
493 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
494 when generating cltd insn.
496 (*ashl<mode>3_1): Remove special handling for register operand 2.
497 (*ashlsi3_1_zext): Ditto.
499 (*ashlhi3_1_lea): Ditto.
501 (*ashlqi3_1_lea): Ditto.
502 (*<shiftrt_insn><mode>3_1): Ditto.
503 (*<shiftrt_insn>si3_1_zext): Ditto.
504 (*<shiftrt_insn>qi3_1_slp): Ditto.
505 (*<rotate_insn><mode>3_1): Ditto.
506 (*<rotate_insn>si3_1_zext): Ditto.
507 (*<rotate_insn>qi3_1_slp): Ditto.
509 2010-04-13 Richard Guenther <rguenther@suse.de>
511 * tree-ssa-structalias.c (callused_id): Remove.
512 (call_stmt_vars): New.
513 (get_call_vi): Likewise.
514 (lookup_call_use_vi): Likewise.
515 (lookup_call_clobber_vi): Likewise.
516 (get_call_use_vi): Likewise.
517 (get_call_clobber_vi): Likewise.
518 (make_transitive_closure_constraints): Likewise.
519 (handle_const_call): Adjust to do per-call call-used handling.
520 (handle_pure_call): Likewise.
521 (find_what_var_points_to): Remove general callused handling.
522 (init_base_vars): Likewise.
523 (init_alias_vars): Initialize call_stmt_vars.
524 (compute_points_to_sets): Process call-used and call-clobbered
525 vars for call statements.
526 (delete_points_to_sets): Free call_stmt_vars.
528 2010-04-13 Richard Guenther <rguenther@suse.de>
530 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
531 Only add RW dependence for dependence distance zero.
532 Adjust maximal vectorization factor according to dependences.
533 Move alignment handling ...
534 (vect_find_same_alignment_drs): ... here. New function.
535 (vect_analyze_data_ref_dependences): Adjust.
536 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
537 (vect_analyze_data_refs): Adjust minimal vectorization factor
538 according to data references.
539 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
540 dependences before determining the vectorization factor.
541 Analyze alignment after determining the vectorization factor.
542 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
543 dependences before alignment.
544 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
546 (vect_analyze_data_refs): Likewise.
547 (MAX_VECTORIZATION_FACTOR): New define.
549 2010-04-13 Duncan Sands <baldrick@free.fr>
551 * except.h (lang_eh_type_covers): Remove.
552 * except.c (lang_eh_type_covers): Likewise.
554 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
555 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
557 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
558 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
559 UNITS_PER_LONG where it is ABI relevant.
560 (s390_return_addr_rtx): Likewise.
561 (s390_back_chain_rtx): Likewise.
562 (s390_frame_area): Likewise.
563 (s390_frame_info): Likewise.
564 (s390_initial_elimination_offset): Likewise.
565 (save_gprs): Likewise.
566 (s390_emit_prologue): Likewise.
567 (s390_emit_epilogue): Likewise.
568 (s390_function_arg_advance): Likewise.
569 (s390_function_arg): Likewise.
570 (s390_va_start): Likewise.
571 (s390_gimplify_va_arg): Likewise.
572 (s390_function_profiler): Likewise.
573 (s390_optimize_prologue): Likewise.
574 (s390_rtx_costs): Likewise.
575 (s390_secondary_reload): Likewise.
576 (s390_promote_function_mode): Likewise.
577 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
578 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
580 (s390_unwind_word_mode): New function.
581 (s390_function_value): Split 64 bit values into register pair if
582 used as return value.
583 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
584 function call parameters. Handle parallels.
585 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
586 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
587 (DWARF_CIE_DATA_ALIGNMENT): New macro.
588 (s390_expand_setmem): Remove unused variable src_addr.
589 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
590 deal with 64 bit registers.
591 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
592 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
593 (UNITS_PER_LONG): New macro.
594 * libjava/include/s390-signal.h: Define extended ucontext
595 structure containing the upper halfs of the 64 bit registers.
597 2010-04-13 Simon Baldwin <simonb@google.com>
599 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
601 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
603 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
604 rvalue on the RHS if the LHS is of a non-renamable type.
605 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
607 2010-04-13 Matthias Klose <doko@ubuntu.com>
609 * gcc.c (cc1_options): Handle -iplugindir before processing
610 the cc1 spec. Only add -iplugindir once.
611 (cpp_unique_options): Add -iplugindir option if -fplugin* options
613 * common.opt (iplugindir): Remove `Separate' property, initialize.
614 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
616 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
617 (distclean): Remove plugin dir.
618 * doc/invoke.texi: Document -iplugindir.
620 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
622 * doc/plugins.texi (Loading Plugins): Document short
624 (Plugin API): Mention default_plugin_dir_name function.
626 * gcc.c (find_file_spec_function): Add new declaration.
627 (static_spec_func): Use it for "find-file".
628 (find_file_spec_function): Add new function.
629 (cc1_options): Add -iplugindir option if -fplugin* options found.
631 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
633 * plugin.c (add_new_plugin): Updated comment, and handle short
635 (default_plugin_dir_name): Added new function.
637 * common.opt (iplugindir): New option to set the plugin directory.
639 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
641 * config/i386/i386.md (any_rotate): New code iterator.
642 (rotate_insn): New code attribute.
644 (SWIM124): New mode iterator.
645 (<rotate_insn>ti3): New expander.
646 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
647 any_rotate code iterator.
648 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
649 using any_rotate code iterator and SWIM124 mode iterator.
650 (ix86_rotlti3): New insn_and_split pattern.
651 (ix86_rotrti3): Ditto.
652 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
653 ix86_rotl{di,ti}3 patterns.
654 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
655 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
656 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
657 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
658 code iterator and SWI mode iterator.
659 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
660 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
662 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
663 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
664 (bswap rotatert splitter): Add splitter.
665 (bswap splitter): Macroize splitter using any_rotate code iterator.
666 Add insn predicate to split only for TARGET_USE_XCHGB or when
667 optimizing function for size.
669 2010-04-12 Steve Ellcey <sje@cup.hp.com>
671 * config/pa/pa.c (emit_move_sequence): Remove use of
672 deleted variable flag_argument_noalias.
674 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
676 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
678 Add to unsupported targets list.
679 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
680 sparc*-sun-solaris2.[567]* from target lists.
681 * configure: Regenerate.
682 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
684 Remove Solaris 7 patch references.
685 (Specific, sparc-sun-solaris2.7): Removed.
686 (sparc-sun-solaris2*): Update Solaris 7 example.
687 (sparc64-*-solaris2*): Likewise.
689 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
691 * config.build (alpha*-dec-osf4*): Remove.
692 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
693 of obsolete configurations.
694 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
696 * config/alpha/t-osf4: Renamed to ...
697 * config/alpha/t-osf5: ... this.
698 * config/alpha/osf.h: Renamed to ...
699 * config/alpha/osf5.h: ... this.
700 Merged old osf5.h contents.
702 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
703 (EXTRA_SPECS): Removed.
704 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
705 reflect removal of Tru64 UNIX V4.0/V5.0 support.
708 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
710 * doc/contrib.texi (Contributors, Rainer Orth): Update.
712 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
715 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
716 __thiscall convention.
718 2010-04-12 Steve Ellcey <sje@cup.hp.com>
720 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
722 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
724 2010-04-12 Steve Ellcey <sje@cup.hp.com>
726 * function.c (assign_parms_initialize_all): Add unused attribute
729 2010-04-12 Richard Guenther <rguenther@suse.de>
731 * gsstruct.def (GSS_CALL): New.
732 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
733 * gimple.h: Include tree-ssa-alias.h.
734 (struct gimple_statement_call): New.
735 (union gimple_statement_struct_d): Add gimple_call member.
736 (gimple_call_reset_alias_info): Declare.
737 (gimple_call_use_set): New function.
738 (gimple_call_clobber_set): Likewise.
739 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
740 * gimple.c (gimple_call_reset_alias_info): New function.
741 (gimple_build_call_1): Call it.
742 * lto-streamer-in.c (input_gimple_stmt): Likewise.
743 * tree-inline.c (remap_gimple_stmt): Likewise.
744 (expand_call_inline): Remove callused handling.
745 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
746 * tree-dfa.c (dump_variable): Likewise.
747 * tree-parloops.c (parallelize_loops): Likewise.
748 * tree-ssa.c (init_tree_ssa): Likewise.
749 (delete_tree_ssa): Likewise.
750 * tree-flow-inline.h (is_call_used): Remove.
751 * tree-flow.h (struct gimple_df): Remove callused member.
752 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
753 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
754 (ref_maybe_used_by_call_p_1): Simplify.
755 (call_may_clobber_ref_p_1): Likewise.
756 * tree-ssa-structalias.c (compute_points_to_sets): Set
757 the call stmt used and clobbered sets.
758 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
759 (find_tail_calls): Verify the tail call.
761 2010-04-12 Richard Guenther <rguenther@suse.de>
763 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
764 single-iteration always-inline inlining.
765 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
766 (cgraph_decide_inlining): Do not handle always-inline specially.
767 (try_inline): Remove always-inline cycle detection special case.
768 Do not recurse on always-inlines.
769 (cgraph_early_inlining): Do not iterate if not optimizing.
770 (cgraph_gate_early_inlining): remove.
771 (pass_early_inline): Run unconditionally.
772 (gate_cgraph_decide_inlining): New function.
773 (pass_ipa_inline): Use it. Do not run the IPA inliner if
774 not inlining or optimizing.
775 (cgraph_decide_inlining_of_small_functions): Also consider
776 always-inline functions.
777 (cgraph_default_inline_p): Return true for nodes which should
778 disregard inline limits.
779 (estimate_function_body_sizes): Assume zero size and time for
780 nodes which are marked as disregarding inline limits.
781 (cgraph_decide_recursive_inlining): Do not perform recursive
782 inlining on always-inline nodes.
784 2010-04-12 Jakub Jelinek <jakub@redhat.com>
787 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
788 for exprs satisfying handled_component_p.
790 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
792 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
793 non-constant aggregate elements.
795 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
796 is a real initialization.
798 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
801 * c-decl.c (start_function): Move forward check for nested function.
803 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
805 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
806 * config/sh/sh.c: Include reload.h.
807 (sh_legitimize_reload_address): New.
808 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
809 sh_legitimize_reload_address.
811 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
813 * config/sh/sh.md (*movqi_pop): New insn pattern.
814 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
816 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
818 * config/i386/i386.md (any_shiftrt): New code iterator.
819 (shiftrt_insn): New code attribute.
821 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
822 using any_shiftrt code iterator.
823 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
824 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
825 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
826 pattern from corresponding peephole2 patterns.
827 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
828 using any_shiftrt code iterator.
829 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
830 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
831 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
832 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
833 *{ashr,lshr}<mode>3_cmp_zext.
834 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
836 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
838 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
840 (*lshr<mode>3_cconly): Ditto.
842 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
844 * config/i386/i386.md (lshr<mode>3): Macroize expander from
845 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
846 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
847 pattern from *lshr{di,ti}3_1 and corresponding splitters using
849 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
850 from corresponding peephole2 patterns.
851 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
852 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
853 and *lshrdi3_1_rex64 using SWI mode iterator.
854 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
855 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
856 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
857 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
858 and *lshrdi3_cmp_rex64 using SWI mode iterator.
859 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
860 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
861 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
862 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
865 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
867 * config/i386/i386.md (ashr<mode>3): Macroize expander from
868 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
869 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
870 pattern from *ashr{di,ti}3_1 and corresponding splitters using
872 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
873 from corresponding peephole2 patterns.
874 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
875 (ashrsi3_cvt): Rename from ashrsi3_31.
876 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
877 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
878 and x86_64_shift_adj_3 using SWI48 mode iterator.
879 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
880 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
881 and *ashrdi3_1_rex64 using SWI mode iterator.
882 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
883 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
884 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
885 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
886 and *ashrdi3_cmp_rex64 using SWI mode iterator.
887 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
888 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
889 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
890 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
892 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
893 * config/i386/i386.c (ix86_split_ashr): Update for renamed
894 x86_shift<mode>_adj_3 expanders.
896 2010-04-10 Wei Guozhi <carrot@google.com>
899 * config/arm/arm.c (arm_pic_static_addr): New function.
900 (legitimize_pic_address): Call arm_pic_static_addr when it detects
902 (arm_output_addr_const_extra): Output expression for new pattern.
903 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
905 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
907 * ira-costs.c (record_reg_classes): Ignore alternatives that are
910 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
911 * web.c: Include "insn-config.h" and "recog.h".
912 (union_match_dups): New function.
914 (union_defs): Don't try to recognize match_dups.
916 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
917 if doing so would replace the entire pattern.
919 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
923 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
924 and splitter pattern. Change splitter operand 1 predicate to
927 2010-04-09 Martin Jambor <mjambor@suse.cz>
929 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
930 lattices are addresses of CONST_DECLs with the same initial value.
931 (ipcp_print_all_lattices): Print values of CONST_DECLs.
932 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
934 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
935 Bernd Schmidt <bernds@codesourcery.com>
937 * loop-invariant.c (replace_uses): New static function.
938 (move_invariant_reg): Use it to ensure we can replace the uses.
940 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
942 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
944 (picochip_override_options): Enable section anchors only above -O1.
945 (picochip_reorg): Fixed a couple of build warnings.
947 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
949 * configure.ac (plugin -rdynamic test): Log result.
950 * configure: Regenerate.
951 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
952 (RDYNAMIC_SPEC): Define.
953 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
955 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
957 * configure.ac: Determine Sun ld version numbers.
958 (comdat_group): Restrict GNU ld version checks to gld.
959 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
960 (enable_comdat): Support --enable-comdat.
961 * configure: Regenerate.
962 * doc/install.texi (Configuration): Document --enable-comdat.
964 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
966 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
967 * config/sol2-gld.h: ... here.
968 * config.gcc (sparc*-*-solaris2*): Reflect this.
969 (i[34567]86-*-solaris2*): Use it.
971 2010-04-09 Steve Ellcey <sje@cup.hp.com>
973 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
975 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
977 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
980 * diagnostic.c (diagnostic_initialize): Initialize
981 some_warnings_are_errors.
982 (diagnostic_finish): New.
983 (diagnostic_action_after_output): Call it before exiting.
984 (diagnostic_report_diagnostic): Do not print message here. Set
985 some_warnings_are_errors.
986 * diagnostic.h (diagnostic_context): Delete
987 issue_warnings_are_errors_message. Add some_warnings_are_errors.
988 (diagnostic_finish): Declare.
989 * toplev.c (toplev_main): Call it before exit.
991 2010-04-09 Jason Merrill <jason@redhat.com>
994 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
998 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
999 based on a warning flag.
1001 2010-04-09 Richard Guenther <rguenther@suse.de>
1003 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1005 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1008 * varasm.c (default_assemble_visibility): Wrap vars that are
1009 set, but unused, by targets without GAS.
1010 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1011 Remove set, but unused, vars.
1012 (rs6000_legitimize_tls_address): Likewise.
1013 (altivec_expand_dst_builtin): Likewise.
1014 * config/darwin.c (machopic_classify_symbol): Likewise.
1015 (machopic_indirection_name): Likewise.
1017 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1019 * config/i386/i386.md (DWI): New mode iterator.
1020 (S): New mode attribute.
1021 (shift_operand): Ditto.
1022 (shift_immediate_operand): Ditto.
1023 (ashl_input_operand): Ditto.
1024 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1025 using SDWIM mode iterator.
1026 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1027 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1029 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1030 from corresponding peephole2 patterns.
1031 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1032 and x86_64_shift_adj_1 using SWI48 mode iterator.
1033 (x86_shift<mode>_adj_2): Ditto.
1034 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1035 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1036 using SWI48 mode iterator.
1037 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1038 *ashldi3_cmp_rex64 using SWI mode iterator.
1039 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1040 *ashldi3_cconly_rex64 using SWI mode iterator.
1041 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1042 x86_shift<mode>_adj_{1,2}.
1043 (ix86_split_ashr): Ditto.
1044 (ix86_split_lshr): Ditto.
1046 2010-04-09 Richard Guenther <rguenther@suse.de>
1048 * target.h (builtin_conversion): Pass in input and output types.
1049 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1050 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1051 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1052 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1054 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1056 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1058 2010-04-09 Richard Guenther <rguenther@suse.de>
1061 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1063 2010-04-09 Richard Guenther <rguenther@suse.de>
1065 * tree-vectorizer.h (struct _stmt_vec_info): Document
1066 that vectype is the type of the LHS.
1067 (supportable_widening_operation, supportable_narrowing_operation):
1068 Get both input and output vector types as arguments.
1069 (vect_is_simple_use_1): Declare.
1070 (get_same_sized_vectype): Likewise.
1071 * tree-vect-loop.c (vect_determine_vectorization_factor):
1072 Set STMT_VINFO_VECTYPE to the vector type of the def.
1073 (vectorizable_reduction): Adjust.
1074 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1075 Adjust. Specify the output vector type.
1076 (vect_pattern_recog_1): Adjust.
1077 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1078 (vectorizable_call): Adjust.
1079 (vectorizable_conversion): Likewise.
1080 (vectorizable_operation): Likewise.
1081 (vectorizable_type_demotion): Likewise.
1082 (vectorizable_type_promotion): Likewise.
1083 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1085 (vect_is_simple_use_1): New function.
1086 (supportable_widening_operation): Get both input and output
1088 (supportable_narrowing_operation): Likewise.
1089 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1091 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1093 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1094 __thiscall and _thiscall as predefined macros.
1095 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1096 thiscall attribute handling.
1097 (ix86_comp_type_attributes): Likewise.
1098 (ix86_function_regparm): Likewise.
1099 (ix86_return_pops_args): Likewise.
1100 (init_cumulative_args): Likewise.
1101 (find_drap_reg): Likewise.
1102 (ix86_static_chain): Likewise.
1103 (x86_this_parameter): Likewise.
1104 (x86_output_mi_thunk): Likewise.
1105 (ix86_attribute_table): Add description for thiscall attribute.
1106 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1107 * doc/extend.texi: Add documentation for thiscall.
1109 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1112 * c.opt (Wint-to-pointer-cast): Available in C++.
1113 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1115 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1117 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1118 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1119 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1120 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1121 function type instead. Reorder and simplify checks.
1123 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1125 2010-04-08 Jing Yu <jingyu@google.com>
1126 Zdenek Dvorak <ook@ucw.cz>
1128 PR tree-optimization/42720
1129 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1130 loop unswitch conditions here from ...
1131 (tree_unswitch_single_loop): ... here.
1133 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1135 * tree-if-conv.c: Fix comments and simplify logic.
1137 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1139 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1140 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1141 (main_tree_if_conversion): Update call to tree_if_conversion.
1143 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1146 * doc/invoke.texi (-b,-V): Delete.
1147 * doc/tm.texi: Do not mention -b.
1148 * gcc.c (display_help): Delete -b and -V.
1149 (process_command): Delete -b and -V.
1150 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1152 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1153 Wolfgang Gellerich <gellerich@de.ibm.com>
1155 Implement target hook for loop unrolling
1156 * target.h (loop_unroll_adjust): Add a new target hook function.
1157 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1158 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1159 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1160 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1161 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1163 (decide_unroll_stupid): Likewise.
1165 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1168 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1170 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1172 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1173 (Specific, *-*-solaris2*): Likewise.
1174 Don't prefer Sun as over GNU as.
1176 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1178 * config/s390/s390.c (override_options): Adjust the z10
1179 defaults for max-unroll-times, max-completely-peeled-insns
1180 and max-completely-peel-times.
1182 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1184 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1185 instructions for z10.
1186 (s390_expand_setmem): Likewise.
1187 (s390_expand_cmpmem): Likewise.
1189 2010-04-08 Richard Guenther <rguenther@suse.de>
1191 PR tree-optimization/43679
1192 * tree-ssa-pre.c (eliminate): Only propagate copies.
1194 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1197 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1198 set but not used variable warning.
1200 2010-04-08 Wei Guozhi <carrot@google.com>
1203 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1204 (arm_size_rtx_costs): Call the new function when optimized for size.
1206 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1209 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1210 op0 is not a MEM, just return NULL instead of assertion
1212 (discover_nonconstant_array_refs): Don't walk debug stmts.
1214 2010-04-08 Doug Kwan <dougkwan@google.com>
1216 * configure.ac: Recognize gold and do not use its version number
1217 to test ld features.
1218 * configure: Regenerate.
1220 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1223 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1224 (negate_value): Move code to push elements to broken_up_substracts ...
1225 (eliminate_plus_minus_pair): ... here. Push operands that have no
1226 negative pair to plus_negates.
1227 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1229 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1231 * doc/install.texi (Configuration): Move description of
1232 --enable-lto, --with-libelf*, --enable-gold from Java section to
1235 * doc/generic.texi (Working with declarations)
1236 (Function Properties, C and C++ Trees): Fix typos.
1237 * doc/sourcebuild.texi (Top Level): Likewise.
1239 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1242 * tree.h (DECL_READ_P): Define.
1243 (struct tree_decl_common): Add decl_read_flag.
1244 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1245 a set but not used warning.
1246 (merge_decls): Merge DECL_READ_P flag.
1247 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1248 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1249 * c-common.c (handle_used_attribute, handle_unused_attribute):
1251 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1253 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1255 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1256 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1257 c_parser_binary_expression, c_parser_cast_expression,
1258 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1259 Call default_function_array_read_conversion instead of
1260 default_function_array_conversion where needed.
1261 (c_parser_unary_expression, c_parser_conditional_expression,
1262 c_parser_postfix_expression_after_primary, c_parser_initelt):
1263 Likewise. Call mark_exp_read where needed.
1264 (c_parser_statement_after_labels, c_parser_asm_operands,
1265 c_parser_typeof_specifier, c_parser_sizeof_expression,
1266 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1268 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1270 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1271 (warn_unused_but_set_parameter): Default to warn_unused
1273 * doc/invoke.texi: Document -Wunused-but-set-variable and
1274 -Wunused-but-set-parameter.
1276 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1277 used count variable.
1278 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1279 when operandN variables aren't used in the body of the expander
1281 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1282 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1283 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1284 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1285 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1286 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1287 * tree.c (PROCESS_ARG): Likewise.
1289 2010-04-07 Simon Baldwin <simonb@google.com>
1291 * diagnostic.h (diagnostic_override_option_index): New macro to
1292 set a diagnostic's option_index.
1293 * c-tree.h (c_cpp_error): Add warning reason argument.
1294 * opts.c (_warning_as_error_callback): New.
1295 (register_warning_as_error_callback): Store callback for
1296 warnings enabled via enable_warning_as_error.
1297 (enable_warning_as_error): Call callback, minor code tidy.
1298 * opts.h (register_warning_as_error_callback): Declare.
1299 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1300 response to -Werror=.
1301 (c_common_init_options): Register warning_as_error_callback in opts.c.
1302 * common.opt: Add -Wno-cpp option.
1303 * c-common.c (struct reason_option_codes_t): Map cpp warning
1304 reason codes to gcc option indexes.
1305 * (c_option_controlling_cpp_error): New function, lookup the gcc
1306 option index for a cpp warning reason code.
1307 * (c_cpp_error): Add warning reason argument, call
1308 c_option_controlling_cpp_error for diagnostic_override_option_index.
1309 * doc/invoke.texi: Document -Wno-cpp.
1311 2010-04-07 Richard Guenther <rguenther@suse.de>
1313 * ipa-reference.c (mark_load): Use get_base_address.
1314 (mark_store): Likewise.
1316 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1317 inserting GIMPLE_NOPs into the IL.
1318 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1319 Explicitly strip handled components and indirect references.
1321 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1322 folding address expressions.
1323 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1324 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1325 operand_equal_p to compare decls.
1326 (ptr_deref_may_alias_decl_p): Likewise.
1327 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1328 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1329 Handle reversed comparison ops.
1330 * tree-sra.c (asm_visit_addr): Use get_base_address.
1331 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1332 * ipa-reference.c (mark_address): Use get_base_address.
1334 2010-04-07 Richard Guenther <rguenther@suse.de>
1336 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1337 Propagate constants everywhere.
1339 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1342 * tree.c (MAX_INT_CACHED_PREC): Define.
1343 (nonstandard_integer_type_cache): New array.
1344 (build_nonstandard_integer_type): Cache results for precision
1345 <= MAX_INT_CACHED_PREC.
1347 2010-04-07 Richard Guenther <rguenther@suse.de>
1349 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1350 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1351 * common.opt: Likewise.
1352 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1353 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1354 (nonoverlapping_memrefs_p): Likewise.
1355 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1356 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1357 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1358 OPT_fargument_noalias_global for backward compatibility.
1360 2010-04-07 Richard Guenther <rguenther@suse.de>
1362 PR tree-optimization/43270
1363 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1364 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1365 * tree-ssa-pre.c (phi_translate_1): Adjust.
1366 (fully_constant_expression): Split out vn_reference handling to ...
1367 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1368 Fold reads from constant strings.
1369 (vn_reference_lookup): Handle fully constant references.
1370 (vn_reference_lookup_pieces): Likewise.
1371 * Makefile.in (expmed.o-warn): Add -Wno-error.
1373 2010-04-07 Martin Jambor <mjambor@suse.cz>
1375 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1377 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1380 * gcc.c: Add -static-libstdc++ to list of recognized options.
1382 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1384 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1386 2010-04-07 Richard Guenther <rguenther@suse.de>
1389 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1390 bases build simple mem attributes to retain points-to information.
1392 2010-04-07 Richard Guenther <rguenther@suse.de>
1395 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1396 preserve points-to related information.
1398 2010-04-07 Richard Guenther <rguenther@suse.de>
1401 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1402 discard plain indirect references.
1403 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1404 * tree.c (tree_nop_conversion): Likewise.
1406 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1409 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1411 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1413 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1414 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1416 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1418 * tree-if-conv.c: Fix indentation and comments.
1420 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1422 * tree-if-conv.c: Sort static functions in topological order.
1424 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1426 * tree-if-conv.c: Fix indentation and comments.
1428 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1431 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1432 lang_hooks.types.type_for_size instead of
1433 build_nonstandard_integer_type.
1434 When converting an unsigned type to signed, double its precision.
1435 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1436 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1437 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1440 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1443 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1444 POINTER_PLUS_EXPR for pointer types.
1446 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1449 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1450 * graphite-clast-to-gimple.c: Include langhooks.h.
1451 (max_signed_precision_type): New.
1452 (max_precision_type): Takes two types as arguments.
1453 (precision_for_value): New.
1454 (precision_for_interval): New.
1455 (gcc_type_for_interval): New.
1456 (gcc_type_for_value): New.
1457 (gcc_type_for_clast_term): New.
1458 (gcc_type_for_clast_red): New.
1459 (gcc_type_for_clast_bin): New.
1460 (gcc_type_for_clast_expr): Split up into several functions.
1461 (gcc_type_for_clast_eq): Rewritten.
1462 (compute_bounds_for_level): New.
1463 (compute_type_for_level_1): New.
1464 (compute_type_for_level): New.
1465 (gcc_type_for_cloog_iv): Removed.
1466 (gcc_type_for_iv_of_clast_loop): Rewritten.
1467 (graphite_create_new_loop): Compute the lower and upper bound types
1468 with gcc_type_for_clast_expr.
1469 (graphite_create_new_loop_guard): Same.
1470 (find_cloog_iv_in_expr): Removed.
1471 (compute_cloog_iv_types_1): Removed.
1472 (compute_cloog_iv_types): Removed.
1473 (gloog): Do not call compute_cloog_iv_types.
1474 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1476 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1477 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1478 (GBB_CLOOG_IV_TYPES): Removed.
1480 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1482 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1483 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1484 (detect_commutative_reduction): Same.
1486 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1488 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1489 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1491 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1492 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1493 (rewrite_commutative_reductions_out_of_ssa): Same.
1494 * passes.c (execute_function_todo): Call verify_ssa for every pass
1495 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1496 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1497 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1498 with an extra argument.
1499 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1500 verify_ssa only when the extra argument is true.
1501 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1502 with an extra argument.
1503 (tree_transform_and_unroll_loop): Same.
1505 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1507 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1508 for all the passes of the LNO having LOOP_CLOSED_SSA.
1509 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1510 * tree-loop-distribution.c (pass_loop_distribution): Same.
1511 * tree-pass.h (TODO_verify_loops): Removed.
1512 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1514 (pass_tree_unswitch): Same.
1515 (pass_predcom): Same.
1516 (pass_vectorize): Same.
1517 (pass_linear_transform): Same.
1518 (pass_graphite_transforms): Same.
1519 (pass_iv_canon): Same.
1520 (pass_complete_unroll): Same.
1521 (pass_complete_unrolli): Same.
1522 (pass_parallelize_loops): Same.
1523 (pass_loop_prefetch): Same.
1524 (pass_iv_optimize): Same.
1526 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1529 * passes.c (init_optimization_passes): Move pass_lim before
1530 pass_copy_prop and pass_dce_loop.
1532 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1535 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1536 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1537 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1538 MULTI_* defines for 4 argument vpermil2p* builtins.
1540 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1542 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1543 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1544 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1545 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1546 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1547 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1548 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1549 Use x86_maybe_negate_const_int to output insn mnemonic.
1550 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1551 check from instruction predicate. Update comments.
1552 * config/i386/sync.md (sync_add<mode>): Use
1553 x86_maybe_negate_const_int to output insn mnemonic.
1555 2010-04-06 Jan Hubicka <jh@suse.cz>
1557 PR tree-optimization/42906
1558 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1559 IGNORE_SELF argument. Set visited_control_parents for fully
1561 (find_obviously_necessary_stmts): Update call of
1562 mark_control_dependent_edges_necessary.
1563 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1565 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1567 * config/i386/i386.md: Remove comment about 'e' and 'E'
1570 2010-04-06 Richard Guenther <rguenther@suse.de>
1572 PR tree-optimization/43627
1573 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1574 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1577 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1579 * BASE-VER: Change to 4.6.0.
1582 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1585 2010-04-06 Richard Guenther <rguenther@suse.de>
1588 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1590 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1592 * doc/invoke.texi (Optimize Options): Document that LTO
1593 won't remove object access purely due to incompatible
1596 2010-04-04 Matthias Klose <doko@ubuntu.com>
1598 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1599 Initialize variable.
1601 2010-04-03 Richard Guenther <rguenther@suse.de>
1604 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1605 require a non-NULL MEM_OFFSET.
1607 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1609 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1610 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1611 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1612 config/alpha/predicates.md, config/arm/arm.md,
1613 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1614 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1615 config/darwin9.h, config/darwin.c, config/darwin.h,
1616 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1617 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1618 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1619 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1620 config/mips/mips.md, config/mn10300/mn10300.c,
1621 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1622 config/rs6000/aix.h, config/rs6000/dfp.md,
1623 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1624 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1625 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1626 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1627 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1628 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1629 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1630 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1631 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1632 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1633 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1634 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1635 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1636 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1637 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1638 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1639 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1640 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1641 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1642 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1643 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1644 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1645 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1646 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1647 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1648 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1649 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1650 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1651 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1652 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1653 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1654 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1655 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1656 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1657 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1658 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1660 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1663 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1664 * aclocal.m4: Regenerate.
1666 2010-04-02 Richard Guenther <rguenther@suse.de>
1668 PR tree-optimization/43629
1669 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1670 if we have seen a constant value.
1672 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1674 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1676 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1679 * arm.c (legitimize_tls_address): Adjust call to
1680 gen_tls_load_dot_plus_four.
1681 (arm_note_pic_base): New function.
1682 (arm_cannot_copy_insn_p): Use it.
1683 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1686 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1691 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1693 * Makefile.in ($(out_object_file)): Depend on
1694 gt-$(basename $(notdir $(out_file))).h.
1696 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1698 * config.gcc (lm32-*-rtems*): Add t-lm32.
1700 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1702 * config.gcc: Add lm32-*-rtems*.
1703 * config/lm32/rtems.h: New file.
1705 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1708 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1710 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1712 * dwarf2out.c (output_compilation_unit_header): For
1713 -gdwarf-4 use version 4 instead of version 3.
1714 (output_line_info): For version 4 and above emit additional
1715 maximum ops per insn header field.
1716 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1718 * dwarf2out.c (is_c_family, is_java): Remove.
1719 (lower_bound_default): New function.
1720 (add_bound_info, gen_descr_array_type_die): Use it.
1722 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1725 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1726 re-declaration when it happens in a function.
1728 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1730 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1731 (cgraph_remove_function_insertion_hook): Same.
1732 (cgraph_call_function_insertion_hooks): Same.
1734 2010-04-01 Richard Guenther <rguenther@suse.de>
1737 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1738 and TREE_THIS_VOLATILE.
1739 (copy_ref_info): Likewise.
1740 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1741 * tree.c (build6_stat): Ignore side-effects of all but arg5
1742 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1745 2010-04-01 Richard Guenther <rguenther@suse.de>
1747 PR tree-optimization/43607
1748 * ipa-type-escape.c (check_call): Do not access non-existing
1751 2010-04-01 Richard Guenther <rguenther@suse.de>
1755 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1756 Jack Howarth <howarth@bromo.med.uc.edu>
1758 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1761 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1763 * doc/install.texi (Prerequisites): Document libelf usability on
1764 IRIX 5/6 and Solaris 2.
1765 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1766 Update GNU as, GNU ld requirements.
1767 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1768 Document Sun Studio compiler download.
1769 Update and simplify as, ld recommendations.
1770 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1772 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1774 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1775 with_tune_32 to pentium4.
1777 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1779 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1781 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1783 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1784 obsoletion, removal.
1786 Document GNU as requirement.
1787 Update configure requirements.
1788 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1789 Recomment IRIX 6.5.18+.
1790 Document IDF/IDL requirement.
1791 Document GNU as requirement.
1792 Document GNU ld bootstrap failure.
1793 Remove freeware.sgi.com reference.
1795 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1797 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1798 UNIX V4.0, V5.0 obsoletion, removal.
1799 Remove --with-gc=simple reference.
1800 Update VM requirements during bootstrap.
1801 Remove -oldas bootstrap description.
1802 Update binutils reference.
1803 Remove comparison failure note.
1805 2010-03-31 Richard Guenther <rguenther@suse.de>
1806 Zdenek Dvorak <ook@ucw.cz>
1807 Sebastian Pop <sebastian.pop@amd.com>
1810 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1811 with multiple arguments.
1812 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1814 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1816 * graphite-dependences.c (print_pddr): Call print_pdr with an
1818 * graphite-poly.c (debug_pdr): Add an extra argument for the
1821 (print_pbb_domain): Same.
1823 (print_scop_context): Same.
1825 (print_cloog): Same.
1826 (debug_pbb_domain): Same.
1830 (debug_scop_context): Same.
1832 (debug_cloog): Same.
1833 (print_scop_params): Same.
1834 (debug_scop_params): Same.
1835 (print_iteration_domain): Same.
1836 (print_iteration_domains): Same.
1837 (debug_iteration_domain): Same.
1838 (debug_iteration_domains): Same.
1839 (print_scattering_function): Same.
1840 (print_scattering_functions): Same.
1841 (debug_scattering_function): Same.
1842 (debug_scattering_functions): Same.
1843 * graphite-poly.h (debug_pdr): Update declaration.
1845 (print_pbb_domain): Same.
1847 (print_scop_context): Same.
1849 (print_cloog): Same.
1850 (debug_pbb_domain): Same.
1854 (debug_scop_context): Same.
1856 (debug_cloog): Same.
1857 (print_scop_params): Same.
1858 (debug_scop_params): Same.
1859 (print_iteration_domain): Same.
1860 (print_iteration_domains): Same.
1861 (debug_iteration_domain): Same.
1862 (debug_iteration_domains): Same.
1863 (print_scattering_function): Same.
1864 (print_scattering_functions): Same.
1865 (debug_scattering_function): Same.
1866 (debug_scattering_functions): Same.
1868 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1870 * graphite-poly.c (print_scattering_function_1): New.
1871 (print_scattering_function): Call it.
1872 (print_scop_params): Remove spaces at the end of lines.
1875 * graphite-poly.h (print_cloog): Declared.
1876 (debug_cloog): Declared.
1878 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1880 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1882 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1883 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1884 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1885 to switch between adding the IV bump in loop->latch or in loop->header.
1887 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1889 * graphite-poly.c (print_scattering_function): Pretty print following
1892 (print_pbb_domain): Same.
1893 (dump_gbb_cases): Same.
1894 (dump_gbb_conditions): Same.
1897 (print_scop_params): Same.
1898 (print_scop_context): Same.
1900 (print_pbb_body): New.
1901 (lst_indent_to): New.
1902 (print_lst): Start new lines with a #.
1903 * graphite-poly.h (pbb_bb): New.
1904 (pbb_index): Use pbb_bb.
1905 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1907 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1909 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1911 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1912 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1913 and 0 instead of 1 for dw_val_class_flag.
1914 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1915 dw_val_class_range_list, dw_val_class_loc_list,
1916 dw_val_class_lineptr and dw_val_class_macptr, use
1917 DW_FORM_flag_present for dw_val_class_flag and
1918 DW_FORM_exprloc for dw_val_class_loc.
1919 (output_die): For -gdwarf-4 print dw_val_class_loc
1920 size as uleb128 instead of 1 or 2 bytes and don't print
1921 anything for dw_val_class_flag.
1923 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1924 instead of cselib_lookup following by tweaking locs->setting_insn.
1927 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1928 even before returning from label, setjmp call or volatile asm
1931 2010-03-31 Richard Guenther <rguenther@suse.de>
1934 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1935 temporary data on stack.
1937 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1939 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1940 (PUSHSECTION_ASM_OP): Remove.
1941 (POPSECTION_ASM_OP): Remove.
1942 (PUSHSECTION_FORMAT): Remove.
1943 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1944 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1945 * config/sol2.c (solaris_output_init_fini): Use it.
1947 2010-03-31 Jie Zhang <jie@codesourcery.com>
1950 * opt-functions.awk (var_type_struct): Use signed char type
1951 for simple variables.
1953 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1955 * config/sol2.c: Include output.h.
1956 (solaris_assemble_visibility): New function.
1957 * config/t-sol2 (sol2.o): Add output.h dependency.
1958 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1959 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1962 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1965 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1966 V2SImode or XFmode on PRE_DEC.
1969 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1972 2010-03-31 Jie Zhang <jie@codesourcery.com>
1975 * reload.h (caller_save_initialized_p): Declare.
1976 * toplev.c (backend_init_target): Don't call
1977 init_caller_save but set caller_save_initialized_p to false.
1978 * caller-save.c (caller_save_initialized_p): Define.
1979 (init_caller_save): Check caller_save_initialized_p.
1980 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1982 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1985 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1986 and soft-fp/t-softfp to tmake_file.
1987 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1988 (LIBGCC2_TF_CEXT): Define.
1991 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1994 * cselib.c (n_useless_values): Document handling of debug locs.
1995 (n_useless_debug_values, n_debug_values): New variables.
1996 (new_elt_loc_list): Don't add to debug values, keep count.
1997 (promote_debug_loc): New.
1998 (cselib_reset_table): Zero new variables.
1999 (entry_and_rtx_equal_p): Promote debug locs.
2000 (discard_useless_locs): Increment n_useless_debug_values for
2002 (remove_useless_values): Adjust n_useless_values and n_debug_values
2003 with n_useless_debug_values.
2004 (add_mem_for_addr): Promote debug locs.
2005 (cselib_lookup_mem): Likewise.
2006 (cselib_lookup_addr): Renamed to...
2007 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2008 (cselib_log_lookup): ... this. Turn into...
2009 (cselib_lookup_addr): ... new wrapper.
2010 (cselib_lookup_from_insn): New.
2011 (cselib_invalidate_regno): Increment n_useless_debug_values for
2013 (cselib_invalidate_mem): Likewise.
2014 (cselib_process_insn): Take n_deleted and n_debug_values into
2015 account to guard remove_useless_value call.
2016 (cselib_finish): Zero n_useless_debug_values.
2017 * cselib.h (cselib_lookup_from_insn): Declare.
2018 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2019 (sched_analyze_2): Likewise.
2021 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2023 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2025 (adjust_mems): Replace narrowing SUBREG of expression containing
2026 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2027 with operations in the narrower mode.
2030 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2031 regs_invalidated_by_call instead all call_used_reg_set registers.
2033 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2036 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2037 pointer comparisons with types_compatible_p.
2038 * tree-vect-stmts.c (vectorizable_call): Same.
2039 (vectorizable_condition): Same.
2041 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2043 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2044 stack check if the mask would be zero.
2046 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2047 Jack Howarth <howarth@bromo.med.uc.edu>
2049 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2052 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2055 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2057 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2058 Include ___unordxf2 and ___unordtf2.
2059 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2062 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2064 * config/lm32/t-lm32: New file.
2065 * config.gcc: Use the above file when targetting lm32.
2067 2010-03-28 Duncan Sands <baldrick@free.fr>
2069 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2071 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2074 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2075 Improve vectorization cost model diagnostic.
2077 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2080 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2081 compute_data_dependences_for_loop returns false, early exit
2082 and output an extra diagnostic for the failed data reference
2085 2010-03-29 Richard Guenther <rguenther@suse.de>
2087 PR tree-optimization/43560
2088 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2089 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2091 2010-03-29 Jie Zhang <jie@codesourcery.com>
2094 * toplev.c (process_options): Set optimization_default_node
2095 and optimization_current_node.
2096 * opts.c (decode_options): Don't set optimization_default_node
2097 and optimization_current_node.
2099 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2101 * config/rtems.h: Abandon -qrtems_debug.
2103 2010-03-28 Jan Hubicka <jh@suse.cz>
2105 PR tree-optimization/43505
2106 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2107 map should not be copied.
2109 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2112 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2113 cdtors, set DECL_PRESERVE_P.
2114 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2117 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2119 PR tree-optimization/43528
2120 * stor-layout.c (place_field): Check that constant fits into
2121 unsigned HWI when skipping calculation of MS bitfield layout.
2123 2010-03-27 Jan Hubicka <jh@suse.cz>
2126 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2127 notice_global_symbol work.
2129 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2131 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2132 instead of dwarf2out_decl.
2133 (struct var_loc_node): Remove section_label field.
2134 (dwarf2out_function_decl): New function.
2135 (dwarf2out_var_location): Don't set section_label field.
2136 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2138 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2140 PR tree-optimization/43544
2141 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2142 First argument for builtin vectorized function hook is now a
2143 tree to be able to distinguish between machine specific and
2145 * targhooks.c (default_builtin_vectorized_function): Ditto.
2146 * targhooks.h (default_builtin_vectorized_function): Ditto.
2147 * target.h (struct gcc_target): Ditto.
2148 * tree-vect-stmts.c (vectorizable_function): Ditto.
2149 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2150 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2153 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2156 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2157 nested binding iff it is a FUNCTION_DECL.
2158 (store_parm_decls_newstyle): Pass nested=true to bind for
2159 FUNCTION_DECLs amongst parameters.
2161 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2163 * var-tracking.c (vt_expand_loc_callback): Don't run
2164 cselib_expand_value_rtx_cb in dummy mode if
2165 cselib_dummy_expand_value_rtx_cb returned false.
2167 * var-tracking.c (emit_note_insn_var_location): For one part
2168 notes with offset 0, don't add EXPR_LIST around the location.
2169 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2170 add_location_or_const_value_attribute): Adjust for that change.
2173 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2174 into first operand and location into second.
2175 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2176 dw_cfi_oprnd_loc for DW_CFA_expression.
2177 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2178 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2179 assume first argument is regnum and second argument is location.
2181 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2184 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2185 of scratch register to DImode. Split to DImode comparison operator.
2186 Use SImode subreg of scratch register in the multiplication.
2187 (*cmp_sadd_sidi): Ditto.
2188 (*cmp_ssub_si): Ditto.
2189 (*cmp_ssub_sidi): Ditto.
2191 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2194 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2195 Remove invalid assert and wrong comment.
2197 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2200 * flags.h (final_insns_dump_p): New extern.
2201 * final.c (final_insns_dump_p): New variable.
2202 (rest_of_clean_state): Set it before -fdump-final-insns=
2203 dumping, clear afterwards.
2204 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2205 MEM_ALIAS_SET on MEMs.
2207 2010-03-26 David S. Miller <davem@davemloft.net>
2209 * configure.ac: Fix sparc GOTDATA_OP bug check.
2210 * configure: Rebuild.
2212 2010-03-26 Alan Modra <amodra@gmail.com>
2214 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2216 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2218 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2219 TLS_SECTION_ASM_FLAG.
2221 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2224 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2225 Clear first_function_block_is_cold.
2228 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2229 argument if the argument is truth_value_p.
2231 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2233 * config/rs6000/constraints.md: Update copyright year for my changes.
2236 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2237 used in reg+reg addressing, swap registers.
2239 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2242 * target.h (struct gcc_target): Add code_end hook.
2243 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2245 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2246 * toplev.c (compile_file): Call targetm.asm_out.code_end
2247 hook before unwind info/debug info output.
2248 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2249 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2250 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2251 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2252 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2253 * config/i386/i386.c (ix86_file_end): Renamed to...
2254 (ix86_code_end): ... this. Make static. Don't call
2255 file_end_indicate_exec_stack. Emit unwind info using
2256 final_start_function/final_end_function.
2257 (darwin_x86_file_end): Remove.
2258 (TARGET_ASM_CODE_END): Define.
2259 * config/i386/i386.h (TARGET_ASM_FILE_END,
2260 NEED_INDICATE_EXEC_STACK): Don't define.
2261 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2262 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2263 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2264 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2267 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2268 at the beginning and final_end_function at the end.
2269 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2271 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2273 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2274 and Sun as TLS syntax.
2275 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2276 * configure: Regenerate.
2277 * config.in: Regenerate.
2278 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2279 (default_elf_asm_named_section): Use it.
2280 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2281 (i386_output_dwarf_dtprel): Likewise.
2282 (output_addr_const_extra): Likewise.
2283 (output_pic_addr_const): Lowercase @GOTTPOFF.
2284 (output_addr_const_extra): Likewise.
2285 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2286 (output_addr_const_extra): Likewise.
2287 (output_pic_addr_const): Lowercase @INDNTPOFF.
2288 (output_addr_const_extra): Likewise.
2289 (output_pic_addr_const): Lowercase @NTPOFF.
2290 (output_addr_const_extra): Likewise.
2291 (output_pic_addr_const): Lowercase @TPOFF.
2292 (output_addr_const_extra): Likewise.
2293 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2294 (*tls_global_dynamic_64): Likewise.
2295 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2296 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2298 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2299 (ASM_OUTPUT_TLS_COMMON): Use it.
2300 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2303 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2304 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2305 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2306 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2307 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2308 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2310 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2312 * config/i386/i386.c (override_options): Don't accept
2313 -mtls-dialect=sun any longer.
2314 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2315 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2316 (*tls_local_dynamic_base_32_sun): Likewise.
2317 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2319 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2322 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2323 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2326 * ira.c (adjust_cleared_regs): New function.
2327 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2331 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2333 * expr.c (expand_expr_real): Restore previous
2334 curr_insn_source_location and curr_insn_block after
2335 expand_expr_real_1 call.
2336 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2337 instead of expand_expr_real_1.
2339 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2341 PR rtl-optimization/43413
2342 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2345 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2348 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2349 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2351 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2353 * config/i386/i386.c (ix86_target_string): Add -mfma.
2354 Fix a typo in comment.
2356 2010-03-22 Mike Stump <mikestump@comcast.net>
2359 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2360 Don't overly align based upon packed packed fields.
2362 2010-03-22 Jason Merrill <jason@redhat.com>
2364 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2365 Use () rather than [], and move before the element type.
2367 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2369 * doc/configfiles.texi (Configuration Files): Removed
2370 fixinc/Makefile*, intl/Makefile.*.
2371 * doc/makefile.texi: Fixed markup. Abstract from version
2372 control system used.
2373 (Makefile): Removed obsolete gcc/java/parse.y example.
2374 * doc/sourcebuild.texi: Likewise.
2375 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2376 libgomp, libssp. Removed fastjar.
2377 (Miscellaneous Docs): Clarify location.
2378 Added COPYING3, COPYING3.LIB.
2379 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2381 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2384 * config/i386/i386.c (x86_function_profiler)
2385 [!NO_PROFILE_COUNTERS]: Fix typo.
2386 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2389 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2390 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2392 * doc/sourcebuild.texi (Test Directives): Split into six
2393 subsections, with most of the current text in new subsections
2394 Directives, Selectors, and Final Actions.
2395 (Directives): Split list of test directives into multiple
2397 (Selectors): Describe use and syntax of selectors.
2398 (Effective-Target Keywords): Describe all existing keywords.
2399 (Add Options): Describe features for dg-add-options.
2400 (Require Support): Describe variants of dg-require-support.
2401 (Final Actions): Describe commands to use in dg-final.
2403 2010-03-22 Michael Matz <matz@suse.de>
2406 * recog.c (validate_replace_rtx_group): Replace also in
2407 REG_EQUAL and REG_EQUIV notes.
2409 2010-03-22 Richard Guenther <rguenther@suse.de>
2411 PR tree-optimization/43390
2412 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2413 sure vector extracts are type correct.
2415 2010-03-22 Richard Guenther <rguenther@suse.de>
2418 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2419 x * sqrt (x) even when optimizing for size if the target
2420 has native support for sqrt.
2422 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2424 * varasm.c (make_decl_rtl_for_debug): Also clear
2425 flag_mudflap for the duration of make_decl_rtl call.
2428 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2429 locs from preserved VALUEs.
2431 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2434 * pa.md (movmemsi): Set align to one if zero.
2435 (movmemdi): Likewise.
2437 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2440 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2441 with their corresponding prologue pushes.
2443 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2446 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2447 at the begining or end.
2448 (spu_expand_epilogue): Likewise.
2450 2010-03-20 Richard Guenther <rguenther@suse.de>
2452 PR rtl-optimization/43438
2453 * combine.c (make_extraction): Properly zero-/sign-extend an
2454 extraction of the low part of a CONST_INT. Also handle
2457 2010-03-19 Mike Stump <mikestump@comcast.net>
2459 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2460 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2461 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2463 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2466 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2469 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2471 PR rtl-optimization/42258
2472 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2473 use that may match DEF.
2476 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2477 the cost of loading the constant rather than assuming
2479 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2480 outer code is AND, do the same tests as the andsi3 expander and
2481 return COSTS_N_INSNS (1) if and is cheap.
2483 * optabs.c (avoid_expensive_constant): Fix formatting.
2485 2010-03-19 Michael Matz <matz@suse.de>
2488 * attribs.c (decl_attributes): When rebuilding a function pointer
2489 type use the same qualifiers as the original pointer type.
2491 2010-03-19 Martin Jambor <mjambor@suse.cz>
2493 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2494 and is_gimple_ip_invariant_address.
2496 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2499 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2501 * config/arm/arm.c (arm_override_options): Turn off
2502 flag_dwarf2_cfi_asm for AAPCS variants.
2504 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2507 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2508 Use PRE_MODIFY instead of PRE_DEC.
2509 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2510 (vfp_emit_fstmd): Likewise.
2512 2010-03-19 Michael Matz <matz@suse.de>
2515 * builtins.c (expand_builtin_interclass_mathfn,
2516 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2519 2010-03-19 Richard Guenther <rguenther@suse.de>
2521 PR tree-optimization/43415
2522 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2523 (phi_translate_1): ... this.
2524 (phi_translate): Move all caching here. Cache all NARY
2525 and REFERENCE translations.
2527 2010-03-19 David S. Miller <davem@davemloft.net>
2529 With help from Eric Botcazou.
2530 * config/sparc/sparc.c: Include dwarf2out.h.
2531 (emit_pic_helper): Delete.
2532 (pic_helper_symbol_name): Delete.
2533 (pic_helper_emitted_p): Delete.
2534 (pic_helper_needed): New.
2535 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2536 (get_pc_thunk_name): New.
2537 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2538 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2539 Set pic_helper_needed to true. Don't call emit_pic_helper.
2540 (sparc_expand_prologue): Update load_pic_register call.
2541 (sparc_output_mi_thunk): Likewise.
2542 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2543 thunk if possible. Output CFI information as needed.
2545 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2546 Jack Howarth <howarth@bromo.med.uc.edu>
2549 * config/i386/i386.h: Fix ABI on darwin x86-32.
2551 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2553 * tree.h: Declare make_decl_rtl_for_debug.
2554 * varasm.c (make_decl_rtl_for_debug): New.
2555 * dwarf2out.c (rtl_for_decl_location): Call it.
2556 * cfgexpand.c (expand_debug_expr): Call it.
2558 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2561 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2565 * var-tracking.c (vt_init_cfa_base): Do nothing if
2566 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2568 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2571 * var-tracking.c (canonicalize_vars_star): New.
2572 (dataflow_post_merge_adjust): Use it.
2574 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2577 * var-tracking.c (non_suitable_const): New function.
2578 (add_uses): For DEBUG_INSNs with constants, don't record any
2579 value, instead just the constant value itself.
2580 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2581 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2582 (emit_notes_in_bb): Likewise.
2583 (emit_note_insn_var_location): For onepart variables if
2584 cur_loc is a VOIDmode constant, use DECL_MODE.
2586 2010-03-18 Martin Jambor <mjambor@suse.cz>
2589 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2590 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2591 all non-clones. Moved call redirection...
2592 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2593 (cgraph_materialize_all_clones): Dispose of all
2594 combined_args_to_skip bitmaps.
2595 (verify_cgraph_node): Do not check for edges pointing to wrong
2596 nodes in inline clones.
2597 * tree-inline.c (copy_bb): Call
2598 cgraph_redirect_edge_call_stmt_to_callee.
2599 * ipa.c (cgraph_remove_unreachable_nodes): Call
2600 cgraph_node_remove_callees even when there are used clones.
2602 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2604 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2606 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2609 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2612 2010-03-18 Michael Matz <matz@suse.de>
2615 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2616 into sqrt(x) if we need to preserve signed zeros.
2618 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2619 Eric Botcazou <ebotcazou@adacore.com>
2621 PR rtl-optimization/43360
2622 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2623 note if we don't know its invariant status.
2625 2010-03-18 Michael Matz <matz@suse.de>
2627 PR tree-optimization/43402
2628 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2629 PHI chains of ssa names registered for update.
2631 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2634 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2635 non-offsettable and pre_modify update addressing.
2636 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2637 and "2" alternatives "#".
2638 (*movdd_softfloat32): Make all alternatives "#";
2639 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2640 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2641 (*movdf_softfloat32): Make all alternatives "#";
2642 (movdi): Use the new DIFD mode iterator to create a common splitter
2643 for movdi, movdf and movdd patterns.
2645 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2647 * common.opt (dumpdir): Remove redundant tab.
2649 2010-03-17 Martin Jambor <mjambor@suse.cz>
2651 PR tree-optimization/43347
2652 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2653 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2655 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2657 PR rtl-optimization/42216
2658 * regrename.c (create_new_chain): New function, broken out from...
2659 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2660 appending a use to an empty chain.
2661 (build_def_use): Remove previous changes that convert OP_INOUT to
2662 OP_OUT operands; instead detect the case where an OP_INOUT operand
2663 uses a previously untracked register and create an empty chain for it.
2665 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2667 * doc/extend.texi (Function Attributes): Rewrite unfinished
2668 sentence in ms_abi documentation.
2670 2010-03-17 Alan Modra <amodra@gmail.com>
2672 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2673 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2674 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2675 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2677 2010-03-16 Richard Henderson <rth@redhat.com>
2680 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2681 (lower_try_finally): Save and restore eh_seq around the expansion
2684 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2686 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2687 statements before splitting block.
2689 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2691 * doc/sourcebuild.texi (Testsuites): Fix markup.
2692 Use pathnames relative to gcc/testsuite.
2693 (Test Directives): Move description of how timeout is determined.
2694 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2695 (C Tests): Correct gcc.misc-tests directory.
2696 Framework tests now live in gcc.test-framework.
2698 2010-03-16 Richard Guenther <rguenther@suse.de>
2701 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2702 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2704 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2705 Alexandre Oliva <aoliva@redhat.com>
2707 PR tree-optimization/42917
2708 * lambda-code.c (remove_iv): Skip debug statements.
2709 (lambda_loopnest_to_gcc_loopnest): Likewise.
2710 (not_interesting_stmt): Debug statements are not interesting.
2712 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2716 * cselib.c (cselib_preserve_constants,
2717 cfa_base_preserved_val): New static variables.
2718 (preserve_only_constants): New function.
2719 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2720 clear its REG_VALUES. If cselib_preserve_constants, don't
2721 empty the whole hash table, but preserve there VALUEs with constants,
2722 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2723 (cselib_preserve_cfa_base_value): New function.
2724 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2725 (cselib_init): Change argument to int bitfield. Set
2726 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2728 (cselib_finish): Clear cselib_preserve_constants and
2729 cfa_base_preserved_val.
2730 * cselib.h (enum cselib_record_what): New enum.
2731 (cselib_init): Change argument to int.
2732 (cselib_preserve_cfa_base_value): New prototype.
2733 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2734 * dse.c (dse_step1): Likewise.
2735 * cfgcleanup.c (thread_jump): Likewise.
2736 * sched-deps.c (sched_analyze): Likewise.
2737 * gcse.c (local_cprop_pass): Likewise.
2738 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2739 If FN is non-NULL, call the callback always and whenever it returns
2740 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2741 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2742 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2743 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2744 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2745 * var-tracking.c: Include recog.h.
2746 (bb_stack_adjust_offset): Remove.
2747 (vt_stack_adjustments): Don't call it, instead just gather the
2748 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2749 (adjust_stack_reference): Remove.
2750 (compute_cfa_pointer): New function.
2751 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2752 (struct adjust_mem_data): New type.
2753 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2755 (get_address_mode): New function.
2756 (replace_expr_with_values): Use it.
2757 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2758 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2759 (adjust_sets): Remove.
2760 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2761 Use get_address_mode.
2762 (get_adjusted_src): Remove.
2763 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2764 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2765 (add_with_sets): Don't call adjust_sets.
2766 (fp_setter, vt_init_cfa_base): New functions.
2767 (vt_initialize): Change return type to bool. Move most of pool etc.
2768 initialization to the beginning of the function from end. Pass
2769 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2770 If !frame_pointer_needed, call vt_stack_adjustment before mos
2771 vector is filled, call vt_init_cfa_base if argp/framep has been
2772 eliminated to sp. If frame_pointer_needed and argp/framep has
2773 been eliminated to hard frame pointer, set
2774 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2775 encountering fp setter in the prologue. For MO_ADJUST, call
2776 log_op_type before pusing the op into mos vector, not afterwards.
2777 Call adjust_insn before cselib_process_insn/add_with_sets,
2778 call cancel_changes (0) afterwards.
2779 (variable_tracking_main_1): Adjust for vt_initialize calling
2780 vt_stack_adjustments and returning whether it succeeded or not.
2782 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2784 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2787 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2789 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2791 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2792 drap_reg has not been set.
2794 2010-03-15 Michael Matz <matz@suse.de>
2797 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2798 use it to expand block copies.
2799 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2800 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2801 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2803 2010-03-15 Richard Guenther <rguenther@suse.de>
2805 PR tree-optimization/43367
2806 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2809 2010-03-15 Richard Guenther <rguenther@suse.de>
2811 PR tree-optimization/43317
2812 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2814 2010-03-15 Martin Jambor <mjambor@suse.cz>
2816 PR tree-optimization/43141
2817 * tree-sra.c (create_abstract_origin): New function.
2818 (modify_function): Call create_abstract_origin.
2820 2010-03-15 Chris Demetriou <cgd@google.com>
2822 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2825 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2828 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2829 call insert_out_of_ssa_copy for default definitions.
2831 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2833 * graphite-clast-to-gimple.c (my_long_long): Defined.
2834 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2835 * graphite-sese-to-poly.c (my_long_long): Defined.
2836 (scop_ivs_can_be_represented): Use it.
2838 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2840 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2841 graphite-max-bbs-per-function, and loop-block-tile-size.
2842 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2844 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2846 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2848 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2849 forward declaration.
2850 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2851 (add_upper_bounds_from_estimated_nit): New.
2852 (build_loop_iteration_domains): Use it.
2854 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2856 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2858 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2861 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2862 should be an INTEGER_CST. Also handle CASE_CONVERT.
2864 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2866 * graphite.c (graphite_initialize): To bound the number of bbs per
2867 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2868 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2869 * doc/invoke.texi: Document it.
2871 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2873 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2874 * graphite-sese-to-poly.h (build_poly_scop): Same.
2876 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2878 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2879 the number of parameters in the scop. Use as an upper bound
2880 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2881 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2882 * doc/invoke.texi: Document it.
2884 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2886 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2887 * doc/c-tree.texi: Remove.
2888 * doc/generic.texi: Merge c-tree.texi here.
2889 * doc/gccint.texi (Trees): Remove menu entry.
2890 (c-tree.texi): Remove @include.
2891 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2892 * doc/languages.texi (Reading RTL): Ditto.
2894 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2897 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2899 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2902 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2903 code added to work around reload clobbering CONST insns.
2905 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2907 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2908 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2909 (cselib_preserve_only_values): Remove retain argument, don't
2910 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2911 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2912 * var-tracking.c (micro_operation): Move insn field before union.
2913 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2914 (struct variable_tracking_info_def): Remove n_mos field, change
2915 mos into a vector of micro_operations.
2916 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2917 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2918 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2919 changing into a vector.
2920 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2921 come before all other uops generated by add_stores.
2922 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2924 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2925 a vector. Run just one pass over the bbs instead of separate counting
2926 and computation phase.
2927 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2930 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2931 into *nonlocalized_list vector.
2932 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2933 even if origin is non-NULL.
2934 (gen_variable_die): Likewise.
2935 (process_scope_var): Don't change origin.
2936 (gen_decl_die): Likewise.
2937 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2938 before adding new edges instead of after it, fix moving over
2941 2010-03-11 David S. Miller <davem@davemloft.net>
2943 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2945 * configure: Rebuild.
2947 2010-03-11 Martin Jambor <mjambor@suse.cz>
2949 PR tree-optimization/43257
2950 * tree.c (assign_assembler_name_if_neeeded): New function.
2951 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2953 * tree.h (assign_assembler_name_if_neeeded): Declare.
2954 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2955 the function if needed.
2957 2010-03-11 Chris Demetriou <cgd@google.com>
2959 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2960 include/stdint-gcc.h, and include/stdint.h world-readable.
2962 2010-03-11 Richard Guenther <rguenther@suse.de>
2964 PR tree-optimization/43255
2965 * tree-vrp.c (process_assert_insertions_for): Do not insert
2966 asserts for trivial conditions.
2968 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2970 PR tree-optimization/43280
2971 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2972 generation. Move calculation of size out of the if branch.
2973 (find_bswap): Modify compare number generation.
2975 2010-03-11 Richard Guenther <rguenther@suse.de>
2978 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2979 (input_gimple_stmt): Fixup handled component types during
2980 operand read. Also fix up decls in ADDR_EXPRs.
2982 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2984 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2985 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2987 2010-03-10 Jan Hubicka <jh@suse.cz>
2990 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2991 * varasm.c (get_variable_section): Don't do that here...
2992 (make_decl_rtl): ... and here.
2993 (do_assemble_alias): Produce decl RTL.
2994 (assemble_alias): Likewise.
2996 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2999 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3000 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3002 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3003 (based_loc_descr): Only express drap or vdrap regno based expressions
3004 using DW_OP_fbreg when not optimizing.
3005 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3006 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3007 REG_CFA_SET_VDRAP note.
3009 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3011 PR tree-optimization/43236
3012 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3013 error in calculation of base address in reverse iteration case.
3014 (generate_builtin): Take number of latch executions if the statement
3017 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3020 * tree-eh.c: Include pointer-set.h.
3021 (lower_eh_dispatch): Filter out duplicate case labels and
3022 remove the unneeded edge when the label is unused. Return
3023 true when some edges are removed.
3024 (execute_lower_eh_dispatch): When any lowering resulted in
3025 removing an edge, also delete unreachable blocks.
3027 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3030 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3031 UNSPEC_MACHOPIC_OFFSET.
3033 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3036 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3037 (m68k_delegitimize_address): New function.
3039 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3042 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3045 * var-tracking.c (adjust_sets): New function.
3046 (count_with_sets, add_with_sets): Use it.
3047 (get_adjusted_src): New inline function.
3048 (add_stores): Use it.
3051 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3052 call cselib_dummy_expand_value_rtx_cb instead of
3053 cselib_expand_value_rtx_cb.
3056 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3057 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3058 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3059 and .cfi_endproc around the pic thunks.
3060 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3061 all queued unwind info register saves are saved before the call.
3062 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3063 considered as sp-=4 for unwind info and the pop as sp+=4 which
3064 also clobbers dest, but doesn't actually restore it.
3067 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3068 RTX_FRAME_RELATED_P.
3070 2010-03-09 Jie Zhang <jie@codesourcery.com>
3072 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3073 whitespaces in output template.
3075 2010-03-09 Jie Zhang <jie@codesourcery.com>
3077 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3080 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3082 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3083 builtins.exp in a separate job.
3085 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3087 * graphite-sese-to-poly.c (add_param_constraints): Use
3088 lower_bound_in_type and upper_bound_in_type.
3090 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3092 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3093 instead of unsigned_type_node.
3095 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3096 Reza Yazdani <reza.yazdani@amd.com>
3099 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3100 on pointer type parameters.
3102 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3106 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3107 handle conversions from pointer to integers.
3108 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3109 induction variable, to be able to work with code generated by CLooG.
3110 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3111 (build_poly_scop): Bail out if we cannot codegen a loop.
3113 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3115 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3116 code generation with gloog_error.
3118 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3120 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3121 Call fold_convert on all the returned values.
3122 (expand_scalar_variables_expr): Pass to
3123 expand_scalar_variables_ssa_name the type of the resulting expression.
3125 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3127 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3128 ppl_min_for_le_pointset.
3129 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3130 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3132 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3134 * graphite-dependences.c (map_into_dep_poly): Removed.
3135 (dependence_polyhedron_1): Use combine_context_id_scat.
3137 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3139 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3140 (struct poly_bb): Same.
3141 (combine_context_id_scat): New.
3143 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3146 * sese.c (name_defined_in_loop_p): Return false for default
3149 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3151 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3152 and clean up the logic.
3154 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3156 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3159 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3161 * var-tracking.c (remove_cselib_value_chains): Define only for
3163 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3164 delete_slot_part, emit_notes_for_differences_1): Don't call
3165 remove_cselib_value_chains here.
3166 (set_slot_part, emit_notes_for_differences_2): Don't call
3167 add_cselib_value_chains here.
3168 (preserved_values): New vector.
3169 (preserve_value): New function.
3170 (add_uses, add_stores, vt_add_function_parameters): Use it
3171 instead of cselib_preserve_value.
3172 (changed_values_stack): New vector.
3173 (check_changed_vars_0): New function.
3174 (check_changed_vars_1, check_changed_vars_2): Use it.
3175 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3176 changed_values_stack VALUEs.
3177 (vt_emit_notes): For all preserved_values call
3178 add_cselib_value_chains. If ENABLE_CHECKING call
3179 remove_cselib_value_chains before verifying value_chains is empty.
3180 Initialize and free changed_values_stack.
3181 (vt_initialize): Initialize preserved_values.
3182 (vt_finalize): Free preserved_values.
3184 2010-03-08 Richard Guenther <rguenther@suse.de>
3186 PR tree-optimization/43269
3187 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3190 2010-03-08 Martin Jambor <mjambor@suse.cz>
3192 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3193 (ipa_is_param_called): Removed.
3194 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3195 (ipa_print_node_params): Do not print the called flag.
3196 (ipa_write_node_info): Do not stream the called flag.
3197 (ipa_read_node_info): Likewise.
3199 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3202 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3203 * cselib.c (struct expand_value_data): Add dummy field.
3204 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3206 (cselib_dummy_expand_value_rtx_cb): New function.
3207 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3209 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3210 * var-tracking.c: Include pointer-set.h.
3211 (variable): Change n_var_parts to char from int. Add
3212 cur_loc_changed and in_changed_variables fields.
3213 (variable_canonicalize): Remove.
3214 (shared_var_p): New inline function.
3215 (unshare_variable): Maintain cur_loc_changed and
3216 in_changed_variables fields. If var was in changed_variables,
3217 replace it there with new_var. Just copy cur_loc instead of
3218 resetting it to something else.
3219 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3220 (dataflow_set_union): Don't call variable_canonicalize.
3221 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3222 of their DEBUG_EXPR_TREE_DECLs.
3223 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3224 and in_changed_variables and cur_loc_changed is false.
3225 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3226 and cur_loc_changed. Don't update cur_loc here.
3227 (variable_merge_over_src): Don't call variable_canonicalize.
3228 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3229 removing loc that is equal to cur_loc, clear cur_loc,
3230 set cur_loc_changed and ensure variable_was_changed is called.
3231 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3232 compare pointers in cur_loc check, if it is equal to loc,
3233 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3234 (variable_different_p): Remove compare_current_location argument,
3235 don't compare cur_loc.
3236 (dataflow_set_different_1): Adjust variable_different_p caller.
3237 (variable_was_changed): If dv had some var in changed_variables
3238 already, reset in_changed_variables flag for it and propagate
3239 cur_loc_changed over to the new variable. On empty var
3240 always set cur_loc_changed. Set in_changed_variables on whatever
3241 var is added to changed_variables.
3242 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3243 Use shared_var_p. When removing loc that is equal to cur_loc,
3244 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3245 end, don't set it to something else, just call variable_was_changed.
3246 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3247 loc being removed, clear cur_loc and set cur_loc_changed.
3248 Set cur_loc_changed if all locations have been removed.
3249 (struct expand_loc_callback_data): New type.
3250 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3251 allocated. Always create SUBREGs if simplify_subreg failed.
3252 Prefer to use cur_loc, when that fails and still in
3253 changed_variables (and seen first time) recompute it. Set
3254 cur_loc_changed of variables which had to change cur_loc and
3255 compute elcd->cur_loc_changed if any of the subexpressions used
3256 had to change cur_loc.
3257 (vt_expand_loc): Adjust to pass arguments in
3258 expand_loc_callback_data structure.
3259 (vt_expand_loc_dummy): New function.
3260 (emitted_notes): New variable.
3261 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3262 that weren't used for any other decl in current
3263 emit_notes_for_changes call call vt_expand_loc_dummy to update
3264 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3265 first loc_chain location if NULL before. Always use just
3266 cur_loc instead of first loc_chain location. When cur_loc_changed
3267 is false, when not --enable-checking=rtl just don't emit any note.
3268 When rtl checking, compute the note and assert it is the same
3269 as previous note. Clear cur_loc_changed and in_changed_variables
3270 at the end before removing from changed_variables.
3271 (check_changed_vars_3): New function.
3272 (emit_notes_for_changes): Traverse changed_vars to call
3273 check_changed_vars_3 on each changed var.
3274 (emit_notes_for_differences_1): Clear cur_loc_changed and
3275 in_changed_variables. Recompute cur_loc of new_var.
3276 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3277 (vt_emit_notes): Initialize and destroy emitted_notes.
3279 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3281 PR rtl-optimization/42220
3282 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3283 Use verify_reg_tracked to determine if we should use OP_OUT rather
3285 (build_def_use): If we see an in-out operand for a register that we
3286 know nothing about, treat is an output if possible, fail the block if
3289 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3292 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3295 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3298 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3299 uses of relevant DEFs that are dead outside the loop too.
3301 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3303 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3305 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3307 * var-tracking.c (values_to_unmark): New variable.
3308 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3309 values_to_unmark vector. Moved body to...
3310 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3311 instead queue it into values_to_unmark vector.
3312 (vt_find_locations): Free values_to_unmark vector.
3314 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3316 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3317 (site.exp): Export them when plugins are enabled.
3319 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3322 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3324 (chrec_fold_multiply): Same.
3326 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3329 * c-decl.c (build_compound_literal): Return early if init is
3332 2010-03-04 Martin Jambor <mjambor@suse.cz>
3334 PR tree-optimization/43164
3335 PR tree-optimization/43191
3336 * tree-sra.c (type_consists_of_records_p): Reject records with
3337 zero-size bit-fields at the end.
3339 2010-03-04 Mike Stump <mikestump@comcast.net>
3341 * Makefile.in (TAGS): Remove *.y.
3343 2010-03-04 Richard Guenther <rguenther@suse.de>
3345 PR tree-optimization/40761
3346 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3348 (my_rev_post_order_compute): New function.
3349 (init_pre): Call it.
3351 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3354 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3355 decrease the cost of an IV candidate when the cost is infinite.
3357 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3359 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3360 Use '3DNow!' for the extension of that name, ensure normal space
3362 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3364 2010-03-03 Jeff Law <law@redhat.com>
3366 * PR middle-end/32693
3367 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3368 than gen_rtx_SUBREG.
3369 (extract_bit_field_1): Likewise.
3371 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3373 * doc/sourcebuild.texi (Test directives): Document that arguments
3374 include-opts and exclude-opts are now optional for dg-skip-if,
3375 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3377 2010-03-03 Jason Merrill <jason@redhat.com>
3380 * cgraph.h (varpool_node): Add extra_name field.
3381 * varpool.c (varpool_extra_name_alias): New.
3382 (varpool_assemble_decl): Emit extra name aliases.
3383 (varpool_mark_needed_node): Look past an extra name alias.
3384 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3385 * lto-streamer-in.c (lto_input_tree): Read it.
3386 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3388 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3390 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3391 (sparc*-*-solaris2*): ...this.
3393 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3396 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3397 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3398 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3399 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3402 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3403 fallthrough to default handling, just with want_address 0 instead of 2.
3404 For single element lists, add_AT_loc directly, otherwise create an
3405 artificial variable DIE and stick location list to it.
3408 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3409 (VAL_EXPR_HAS_REVERSE): Define.
3410 (reverse_op): New function.
3411 (add_stores): For reversible operations add an extra MO_VAL_USE.
3413 2010-03-02 Jason Merrill <jason@redhat.com>
3415 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3417 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3419 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3420 (sparc64-*-linux*): Likewise.
3421 (sparc64-*-solaris2*): Include assembler files before linker ones.
3422 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3423 * config/sparc/gas.h: Delete.
3424 * config/sparc/sol2-64.h: Add copyright notice.
3425 * config/sparc/sol2-gas-bi.h: Likewise.
3426 * config/sparc/sol2-gld.h: Likewise.
3427 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3428 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3429 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3430 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3431 (sparc_elf_asm_named_section): Rename into...
3432 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3434 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3436 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3438 2010-03-02 Jeff Law <law@redhat.com>
3441 * reload1.c (rtx_p, substitute_stack): Declare.
3442 (substitute): Record addresses of changed rtxs.
3443 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3444 Restore the original rtx when complete.
3445 (reload): Free subsitute_stack when complete.
3447 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3449 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3450 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3452 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3453 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3454 Torture Tests): Change from subsection to section.
3456 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3457 Steven Bosscher <steven@gcc.gnu.org>
3459 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3462 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3465 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3466 the assignment from the new induction variable to the assignment
3467 of the value from the original loop PHI function.
3469 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3470 Daniel Jacobowitz <dan@codesourcery.com>
3472 * doc/sourcebuild.texi (Test directives): Clarify options to
3475 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3477 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3478 Disable cfi directives unless GCC and gas agree on using read-only
3479 .eh_frame sections for 64-bit.
3480 * configure: Regenerate.
3482 2010-03-01 Richard Guenther <rguenther@suse.de>
3484 PR tree-optimization/43220
3485 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3486 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3488 2010-03-01 Richard Guenther <rguenther@suse.de>
3489 Martin Jambor <mjambor@suse.cz>
3492 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3493 gimplified parameters.
3495 2010-03-01 Christian Bruel <christian.bruel@st.com>
3497 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3499 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3501 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3503 2010-03-01 Richard Guenther <rguenther@suse.de>
3506 * expr.c (expand_assignment): Use the alias-oracle to tell
3507 if the rhs aliases the result decl.
3509 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3512 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3513 to sol_gt_pch_get_address.
3514 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3515 64-bit, SPARC and x86.
3516 (sol_gt_pch_get_address): New function.
3518 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3520 * toplev.h (inform_n, error_n): Declare.
3521 * diagnostic.c (inform_n, error_n): New function.
3523 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3525 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3526 has no rtl yet when processing local_decls, queue it and recheck
3527 if deferred stack allocation hasn't assigned it rtl.
3529 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3531 * config/sh/sh.c (unspec_bbr_uid): New.
3532 (gen_block_redirect): Use it instead of INSN_UID.
3533 (gen_far_branch): Likewise.
3535 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3537 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3538 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3540 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3542 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3543 (Warning Options): -Wno-conversion-null is valid for
3544 Objective-C++ as well.
3545 * doc/tm.texi (Named Address Spaces): Likewise.
3546 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3547 * doc/tree-ssa.texi (Tree SSA): Likewise.
3549 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3552 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3553 by default. Don't set the default arch for
3554 i[34567]86-*-darwin*|x86_64-*-darwin*.
3556 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3559 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3560 default. Set the default 32bit/64bit archs with $with_arch
3561 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3563 2010-02-27 Richard Guenther <rguenther@suse.de>
3565 PR tree-optimization/43186
3566 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3567 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3568 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3569 unroller iterations.
3571 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3573 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3574 required and i[34567]86-*-* targets don't support 64bit ISA.
3576 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3579 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3582 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3584 * config.gcc: Set the default arch at least to Prescott for
3585 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3586 if SSE math is enabled.
3588 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3590 * diagnostic.c (diagnostic_initialize): Update.
3591 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3593 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3594 (diagnostic_inhibit_notes): New.
3595 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3597 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3600 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3601 * doc/standards.texi: Likewise.
3602 * doc/extend.texi: Likewise.
3603 * doc/trouble.texi: Likewise.
3604 * doc/cppopts.texi: Likewise.
3605 * doc/install.texi: Likewise.
3606 * c.opt (std=c90,std=gnu90): New options.
3607 * c-opts.c (c_common_handle_option): Handle them.
3609 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3612 * c-decl.c (undeclared_variable): Use an informative note.
3614 2010-02-26 Richard Guenther <rguenther@suse.de>
3616 PR tree-optimization/43186
3617 * gimple.h (gimple_fold): Remove.
3618 * gimple.c (gimple_fold): Remove. Inline into single user ...
3619 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3620 Try harder for conditions.
3622 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3625 * function.c (used_types_insert): Don't skip through named pointer
3626 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3627 and it is different from the main variant's type.
3629 2010-02-26 Nick Clifton <nickc@redhat.com>
3631 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3633 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3635 * config.gcc: Support --with-fpmath=sse for x86.
3637 * config/i386/ssemath.h: New.
3639 * doc/install.texi (--with-fpmath=sse): Documented.
3641 2010-02-26 Richard Guenther <rguenther@suse.de>
3643 PR tree-optimization/43188
3644 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3645 vector types of over-aligned element type.
3647 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3650 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3651 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3653 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3655 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3657 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3659 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3660 * var-tracking.c: Include diagnostic.h.
3661 (debug_dv): New function.
3662 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3665 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3666 (add_value_chain, add_value_chains, remove_value_chain,
3667 remove_value_chains): Handle DEBUG_EXPRs.
3668 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3671 * regcprop.c (struct queued_debug_insn_change): New type.
3672 (struct value_data_entry): Add debug_insn_changes field.
3673 (struct value_data): Add n_debug_insn_changes field.
3674 (debug_insn_changes_pool): New variable.
3675 (free_debug_insn_changes, apply_debug_insn_changes,
3676 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3677 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3678 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3680 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3682 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3683 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3684 changes, call cprop_find_used_regs via note_stores.
3685 (copyprop_hardreg_forward): When copying vd from predecessor
3686 which has any queued DEBUG_INSN changes, make sure the pointers are
3687 cleared. At the end call df_analyze and then if there are any
3688 DEBUG_INSN changes queued at the end of some basic block for still
3689 live registers, apply them.
3690 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3692 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3694 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3697 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3699 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3700 targets. Set the default with_cpu/with_arch from arch/cpu.
3701 Allow x86-64 and native for with_cpu/with_arch.
3703 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3705 * ebitmap.c: Change calls to verify_popcount with calls to
3706 sbitmap_verify_popcount.
3707 (ebitmap_clear_bit): Fixed map->cacheindex test and
3708 map>cache update when bit clearing results in an empty
3711 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3714 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3715 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3716 and support both V2DF and V2DI modes.
3717 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3718 support both V2DF and V2DI modes.
3719 (general): Delete trailing whitespace from a few patterns.
3721 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3722 V2DF/V2DI interleave high/low builtins.
3724 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3727 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3728 interleave high/low functions.
3730 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3732 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3733 #pragma extern_prefix.
3735 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3738 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3739 BLKmode, assert op0 is a MEM and just adjust its mode.
3742 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3743 if bitpos isn't multiple of mode's bitsize.
3745 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3747 * c.opt (-ftemplate-depth=): New.
3748 (-ftemplate-depth-): Deprecate.
3749 * optc-gen.awk: Handle -ftemplate-depth=.
3750 * opth-gen.awk: Likewise.
3751 * c-opts.c (c_common_handle_option): Likewise.
3752 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3754 2010-02-24 Jason Merrill <jason@redhat.com>
3756 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3758 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3760 * cfg.c (alloc_aux_for_block): Remove inline.
3761 (alloc_aux_for_edge): Likewise.
3763 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3765 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3767 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3769 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3770 * config/i386/sol2-gas.h: New file.
3771 * config.gcc (i[34567]86-*-solaris2*): Use it.
3773 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3776 * c-typeck.c (ep_convert_and_check): New.
3777 (build_conditional_expr): Use it.
3778 (build_binary_op): Likewise.
3780 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3782 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3785 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3786 bounds even for -O+.
3787 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3788 expr needs to have DECL_NAME set.
3790 2010-02-24 Nick Clifton <nickc@redhat.com>
3792 * config/mep/mep.c: Include gimple.h.
3793 (mep_function_uses_sp): Delete unused function.
3794 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3795 parameters. Use unsigned integers to count args. Return a
3796 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3798 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3801 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3802 greater or equal to nelt instead of 2 * nelt.
3803 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3806 2010-02-23 Jason Merrill <jason@redhat.com>
3809 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3810 in cfun->local_decls even if they have register types.
3813 * stor-layout.c (place_field): Don't warn about unnecessary
3814 DECL_PACKED if the type is packed.
3816 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3819 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3820 GOTOFF relocs, even when the base reg isn't pic pointer.
3822 2010-02-23 Michael Matz <matz@suse.de>
3825 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3826 (expand_gimple_basic_block): Generate and use debug temps if there
3827 are debug uses left after the last real use of TERed ssa names.
3828 Unlink debug immediate uses when they are expanded.
3830 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3833 * config/i386/i386.c (override_options): Reorganise to provide
3834 better error messages.
3836 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3839 * graphite-scop-detection.c (create_single_exit_edge): Move
3840 the call to find_single_exit_edge to....
3841 (create_sese_edges): ...here. Don't handle multiple edges
3842 exiting the function.
3843 (build_graphite_scops): Don't handle multiple edges
3844 exiting the function.
3846 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3849 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3850 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3852 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3855 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3857 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3860 * c-typeck.c (convert_arguments): Print declaration location.
3861 * c-common.c (validate_nargs): Rename as
3862 builtin_function_validate_nargs.
3863 (check_builtin_function_arguments): Update.
3865 2010-02-22 Richard Guenther <rguenther@suse.de>
3868 * tree-inline.c (declare_return_variable): Use the type of
3869 the call stmt lhs if available.
3871 2010-02-22 Duncan Sands <baldrick@free.fr>
3873 * passes.c (register_pass): Always consider all pass lists when
3874 ref_pass_instance_number is zero.
3876 2010-02-22 Richard Guenther <rguenther@suse.de>
3878 PR tree-optimization/42749
3879 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3880 parameter. Do arithmetic in the original type.
3881 (update_accumulator_with_ops): Likewise.
3882 (adjust_accumulator_values): Adjust.
3884 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3886 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3887 (QI to BLKmode splitter): New splitter.
3889 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3891 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3892 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3894 2010-02-22 Richard Guenther <rguenther@suse.de>
3896 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3898 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3900 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3901 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3902 ($(T)crti.o, $(T)crtn.o): Remove rules.
3904 2010-02-21 Tobias Burnus <burnus@net-b.de>
3907 * doc/invoke.texi (-fassociative-math): Document that this
3908 option is automatically enabled for Fortran.
3910 2010-02-20 David S. Miller <davem@davemloft.net>
3912 * configure.ac: Test if linker and assembler properly support
3913 GOTDATA_OP relocations.
3914 * configure: Rebuild.
3915 * config.in: Likewise.
3916 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3917 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3918 (movsi_high_pic): Likewise.
3919 (movdi_lo_sum_pic): Likewise.
3920 (movdi_high_pic): Likewise.
3921 (movsi_pic_gotdata_op): New pattern.
3922 (movdi_pic_gotdata_op): Likewise.
3923 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3924 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3926 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3929 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3930 attribute to ssemul.
3931 (xop_mulv2div2di3_high): Ditto.
3933 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3936 * c.opt (Wconversion-null): New option.
3937 * doc/invoke.texi (Wconversion-null): Document.
3939 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3941 * common.opt (Wlarger-than-): Add Undocumented.
3943 2010-02-19 Mike Stump <mikestump@comcast.net>
3945 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3947 2010-02-19 Jason Merrill <jason@redhat.com>
3950 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3951 * configure: Likewise.
3953 2010-02-20 Alan Modra <amodra@gmail.com>
3956 * cgraph.h (cgraph_make_decl_local): Declare.
3957 * cgraph.c (cgraph_make_decl_local): New function.
3958 (cgraph_make_node_local): Use it.
3959 * cgraphunit.c (cgraph_function_versioning): Likewise.
3960 * ipa.c (function_and_variable_visibility): Likewise.
3962 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3965 * except.c (sjlj_emit_function_enter): Don't call
3966 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3968 * rtl.h (add_reg_br_prob_note): Remove prototype.
3970 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3973 * c-common.c (conversion_warning): Remove widening conversions
3974 before checking the conversion of integers to reals.
3976 2010-02-19 Mike Stump <mikestump@comcast.net>
3979 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3982 * cgraphunit.c (process_function_and_variable_attributes): Check
3983 DECL_PRESERVE_P instead of looking up attribute "used".
3984 * ipa-pure-const.c (check_decl): Likewise.
3985 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3986 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3987 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3988 instead of attribute "used".
3989 * config/sol2-c.c (solaris_pragma_init): Likewise.
3990 (solaris_pragma_fini): Likewise.
3992 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3994 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3995 Use XCNEW instead of xcalloc.
3996 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3997 XNEW instead of xmalloc.
3998 (get_fields): Use XNEWVEC instead of xmalloc.
4001 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4002 populate vars array.
4003 (create_new_general_access): For debug stmts just reset value.
4004 (get_stmt_accesses): For accesses within debug stmts just record them
4005 using add_access_to_acc_sites instead of preventing the peeling or
4006 counting them as accesses.
4009 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4011 2010-02-19 Richard Guenther <rguenther@suse.de>
4013 PR tree-optimization/42916
4014 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4017 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4019 * configure.ac: Replace all uses of changequote in macro arguments
4020 with proper quoting.
4022 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4025 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4027 2010-02-19 Richard Guenther <rguenther@suse.de>
4029 PR tree-optimization/42944
4030 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4031 test for aliasing with errno.
4033 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4036 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4037 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4038 * dojump.c: Include output.h.
4039 (inv): New inline function.
4040 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4041 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4042 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4043 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4044 argument, pass it down to other calls.
4045 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4046 add REG_BR_PROB note to the conditional jump.
4047 * cfgexpand.c (add_reg_br_prob_note): Removed.
4048 (expand_gimple_cond): Don't call it, add the probability
4049 as last argument to jumpif_1/jumpifnot_1.
4050 * Makefile.in (dojump.o): Depend on output.h.
4051 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4053 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4054 * stmt.c (do_jump_if_equal): Likewise.
4055 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4056 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4057 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4059 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4060 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4061 jumpifnot_1 callers.
4062 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4064 (store_expr): Adjust jumpifnot caller.
4065 (store_constructor): Adjust jumpif caller.
4068 * gimplify.c (gimple_boolify): For __builtin_expect call
4069 gimple_boolify also on its first argument.
4071 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4073 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4075 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4076 * configure: Regenerated.
4078 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4080 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4081 lang_hooks.types_compatible_p instead of comptypes.
4083 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4085 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4086 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4087 if __prefer_thumb__ is defined.
4089 2010-02-18 Martin Jambor <mjambor@suse.cz>
4091 PR tree-optimization/43066
4092 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4093 array with zero-sized element type.
4095 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4097 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4098 rtx, allocate struct var_loc_node here and return it to the
4099 caller, and only if it is actually needed.
4100 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4101 move it earlier and return immediately if it returns NULL.
4103 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4105 * config/sparc/gas.h: New file. Restore
4106 TARGET_ASM_NAMED_SECTION to its ELF default.
4107 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4109 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4110 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4111 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4112 after sparc/sysv4.h.
4114 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4116 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4118 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4120 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4121 patterns from predicated pattern.
4123 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4126 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4127 for insn mnemonic suffix.
4129 2010-02-17 Richard Guenther <rguenther@suse.de>
4131 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4134 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4137 * caller-save.c (save_call_clobbered_regs): If BB ends with
4138 a DEBUG_INSN, move any notes in between last real insn and the last
4139 DEBUG_INSN after the last DEBUG_INSN.
4141 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4143 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4144 Fix return type. Fix argument type. Explain meaning of return value.
4146 2010-02-16 Richard Guenther <rguenther@suse.de>
4148 PR tree-optimization/41043
4149 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4150 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4152 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4154 2010-02-16 Ira Rosen <irar@il.ibm.com>
4156 PR tree-optimization/43074
4157 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4158 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4159 vectorizable cycles in hybrid SLP check.
4160 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4162 2010-02-16 Richard Guenther <rguenther@suse.de>
4164 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4165 (true_dependence): If memrefs_conflict_p computes must-alias
4166 trust it. Move TBAA check after offset-based disambiguation.
4167 (canon_true_dependence): Likewise.
4169 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4171 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4172 * doc/invoke.texi: Document it.
4173 * var-tracking.c: Include toplev.h and params.h.
4174 (vt_find_locations): Return bool indicating success. Compute
4175 hash sizes unconditionally. Check new parameter, report.
4176 (variable_tracking_main_1): Check vt_find_locations results and
4177 retry. Renamed from...
4178 (variable_tracking_main): ... this. New wrapper to preserve
4179 flag_var_tracking_assignments.
4180 * Makefile.in (var-tracking.o): Adjust dependencies.
4182 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4183 Jakub Jelinek <jakub@redhat.com>
4186 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4187 if weak_import attribute is present.
4188 * config/darwin.c (machopic_select_section): Likewise.
4190 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4192 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4193 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4194 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4195 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4197 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
4200 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4203 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4204 Rewrite text to refer to the names.
4206 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4208 * config/i386/i386-builtin-types.def
4209 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4210 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4211 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4212 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4213 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4214 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4215 IX86_BUILTIN_VPERMIL2PS256.
4216 (MULTI_ARG_4_DF2_DI_I): Defined.
4217 (MULTI_ARG_4_DF2_DI_I1): Defined.
4218 (MULTI_ARG_4_SF2_SI_I): Defined.
4219 (MULTI_ARG_4_SF2_SI_I1): Defined.
4220 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4221 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4222 __builtin_ia32_vpermil2ps256.
4223 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4224 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4225 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4226 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4227 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4228 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4229 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4230 CODE_FOR_xop_vpermil2v8sf3.
4231 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4232 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4233 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4234 (_mm256_permute2_pd): New.
4235 (_mm_permute2_ps): New.
4236 (_mm256_permute2_ps): New.
4238 2010-02-15 Nick Clifton <nickc@redhat.com>
4240 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4241 boolean parameters. Use emit_jump_insn when emitting a pop
4242 instruction containing a return insn.
4243 (push): Use 'true' rather than '1' as second parameter to F.
4244 (h8300_expand_prologue): Likewise.
4245 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4246 (h8300_expand_epilogue): Likewise.
4248 2010-02-15 Richard Guenther <rguenther@suse.de>
4251 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4254 2010-02-15 Nick Clifton <nickc@redhat.com>
4256 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4259 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4261 * intl.c (fake_ngettext): New function.
4262 * intl.h (fake_ngettext): Declare.
4263 (ngettext): Define macro.
4264 * collect2.c (notice_translated): New function.
4265 (main): Use notice_translated and ngettext.
4266 * collect2.h (notice_translated): Declare.
4268 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4270 * reorg.c (delete_computation): Comment fixes.
4271 * caller-save.c (setup_save_areas): Idem.
4272 * sel-sched-dump.c (dump_lv_set): Idem.
4275 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4277 * config/s390/s390.c (s390_sched_init): New function.
4278 (TARGET_SCHED_INIT): Target hook defined.
4280 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4281 Jack Howarth <howarth@bromo.med.uc.edu>
4282 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4285 Partial revert of unintended change in fix for PR41605.
4286 * config/darwin.h: Fix typo.
4287 * config/darwin9.h: Same.
4289 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4291 * c-pch.c (pch_init): Clear v.
4293 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4296 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4297 graphite_can_represent_init for MULT_EXPR.
4299 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4303 * graphite-sese-to-poly.c (remove_phi): New.
4304 (translate_scalar_reduction_to_array): Call remove_phi.
4306 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4309 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4310 * graphite-clast-to-gimple.h (gloog): Update declaration.
4311 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4312 * graphite-poly.h (struct poly_bb): Add missing comments.
4313 (struct scop): Add poly_scop_p field.
4315 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4316 * graphite.c (graphite_transform_loops): Build the polyhedral
4317 representation for each scop before code generation.
4318 * sese.c (rename_variables_in_operand): Removed.
4319 (rename_variables_in_expr): Return the renamed expression.
4320 (rename_sese_parameters): New.
4321 * sese.h (rename_sese_parameters): Declared.
4323 2010-02-11 Richard Guenther <rguenther@suse.de>
4325 PR tree-optimization/42998
4326 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4327 POINTER_PLUS_EXPR properly.
4329 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4330 Changpeng Fang <changpeng.fang@amd.com>
4333 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4334 the cost of an IV candidate when the IV is used in a test against zero.
4336 * gcc.dg/tree-ssa/ivopts-3.c: New.
4338 2010-02-11 Richard Guenther <rguenther@suse.de>
4341 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4342 pointer-vs-decl case by swapping refs. Handle some cases
4343 of pointer-vs-decl disambiguations more conservatively.
4344 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4345 to false after expanding.
4347 2010-02-11 Richard Guenther <rguenther@suse.de>
4350 * gcc.c (process_command): Handle LTO file@offset case more
4353 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4355 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4356 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4358 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4360 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4361 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4362 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4363 Optimize eq/ne comparisons when both arguments are known to be
4365 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4366 Don't mask operands unnecessarily if they are known to be already
4369 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4371 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4374 2010-02-10 Richard Guenther <rguenther@suse.de>
4376 PR tree-optimization/43017
4377 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4378 for wrapping signed arithmetic.
4380 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4383 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4384 if no debug info should be emitted for it.
4386 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4388 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4389 note when flag_exceptions is set.
4391 2010-02-10 Duncan Sands <baldrick@free.fr>
4393 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4395 2010-02-10 Richard Guenther <rguenther@suse.de>
4398 * tree.c (get_unwidened): Handle constants.
4399 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4401 2010-02-10 Martin Jambor <mjambor@suse.cz>
4404 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4405 check for variable argument counts independently.
4407 2010-02-10 Christian Bruel <christian.bruel@st.com>
4410 * config/sh/sh.c (find_barrier): Increase length for non delayed
4411 conditional branches.
4413 2010-02-10 Christian Bruel <christian.bruel@st.com>
4415 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4417 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4419 * builtins.c (set_builtin_user_assembler_name): Also handle
4420 ffs if int is smaller than word.
4422 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4425 * ira-conflicts.c (get_dup): Remove.
4426 (process_reg_shuffles): Add new parameter. Use it as an
4427 additional guard for copy generation.
4428 (add_insn_allocno_copies): Rewrite.
4430 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4432 * common.opt (fsched2-use-traces): Preserved for backward
4434 * doc/invoke.texi: Remove the documentation about option
4435 -fsched2-use-traces.
4436 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4437 flag_sched2_use_traces.
4438 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4439 the backward compatibility flag section.
4441 2010-02-09 Richard Guenther <rguenther@suse.de>
4443 PR tree-optimization/43008
4444 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4445 make HEAP variables initialized from global memory if they
4446 are not known builtin functions.
4447 (find_func_aliases): Adjust.
4449 2010-02-09 Richard Guenther <rguenther@suse.de>
4451 PR tree-optimization/43000
4452 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4453 arithmetic manually.
4455 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4457 PR tree-optimization/42931
4458 * tree-loop-linear.c (try_interchange_loops): Don't call
4459 double_int_mul if estimated_loop_iterations failed.
4461 2010-02-08 Martin Jambor <mjambor@suse.cz>
4464 * tree-sra.c (build_accesses_from_assign): Do not mark in
4465 should_scalarize_away_bitmap if stmt has volatile ops.
4466 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4469 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4471 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4473 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4475 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4478 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4481 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4483 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4486 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4487 to unknown_dependence.
4488 (graphite_legal_transform_dr): Handle the unknown_dependence.
4489 (graphite_carried_dependence_level_k): Same.
4491 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4493 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4495 2010-02-07 Richard Guenther <rguenther@suse.de>
4498 * expr.c (get_inner_reference): Always initialize *pbitsize.
4500 2010-02-07 Richard Guenther <rguenther@suse.de>
4503 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4504 new ARRAY_REFs on variable size element or minimal index arrays.
4506 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4507 gimple_fold_indirect_ref.
4509 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4512 * arm.c (arm_override_options): Just return if the user has specified
4513 an invalid fpu name.
4515 2010-02-03 Jason Merrill <jason@redhat.com>
4518 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4519 i386_pe_maybe_record_exported_symbol.
4521 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4524 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4525 (pa_delegitimize_address): New function.
4527 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4529 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4530 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4532 2010-02-05 Richard Guenther <rguenther@suse.de>
4535 * lto-streamer-in.c (get_resolution): Deal with references
4536 to undefined functions.
4538 2010-02-05 Richard Guenther <rguenther@suse.de>
4540 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4541 (fold_const_aggregate_ref): Likewise.
4542 (ccp_fold_stmt): Substitute loads.
4543 (maybe_fold_reference): Verify types before substituting.
4545 (fold_gimple_assign): Unshare properly.
4546 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4548 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4550 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4551 for rs6000_gen_cell_microcode.
4553 2010-02-04 Richard Guenther <rguenther@suse.de>
4555 PR rtl-optimization/42952
4556 * dse.c (const_or_frame_p): Remove MEM handling.
4558 2010-02-04 Nick Clifton <nickc@redhat.com>
4560 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4561 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4562 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4563 (mn10300_asm_output_mi_thunk): New function.
4564 (mn10300_can_output_mu_thunk): New function.
4565 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4566 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4567 (FUNCTION_ARG): Delete incorrect comment.
4569 2010-02-03 Jason Merrill <jason@redhat.com>
4572 * fold-const.c (operand_equal_p): Handle erroneous types.
4574 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4576 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4578 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4580 PR rtl-optimization/42941
4581 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4584 2010-02-03 Jason Merrill <jason@redhat.com>
4587 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4589 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4592 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4593 (cselib_reset_table): Renamed from...
4594 (cselib_reset_table_with_next_value): ... this.
4595 (cselib_get_next_uid): Renamed from...
4596 (cselib_get_next_unknown_value): ... this.
4597 * cselib.c (next_uid): Renamed from...
4598 (next_unknown_value): ... this.
4599 (cselib_clear_table): Adjust.
4600 (cselib_reset_table): Adjust. Renamed from...
4601 (cselib_reset_table_with_next_value): ... this.
4602 (cselib_get_next_uid): Adjust. Renamed from...
4603 (cselib_get_next_unknown_value): ... this.
4604 (get_value_hash): Use hash.
4605 (cselib_hash_rtx): Likewise.
4606 (new_cselib_val): Adjust. Set and dump uid.
4607 (cselib_lookup_mem): Pass next_uid as hash.
4608 (cselib_subst_to_values): Likewise.
4609 (cselib_log_lookup): Dump uid.
4610 (cselib_lookup): Pass next_uid as hash. Adjust.
4611 (cselib_process_insn): Adjust.
4612 (cselib_init): Initialize next_uid.
4613 (cselib_finish): Adjust.
4614 (dump_cselib_table): Likewise.
4615 * dse.c (canon_address): Dump value uid.
4616 * print-rtl.c (print_rtx): Print value uid.
4617 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4619 (dv_uid): New function, sort of renamed from...
4620 (dv_htab_hash): ... this, reimplemented in terms of it and...
4621 (dv_uid2hash): ... this. New.
4622 (variable_htab_eq): Drop excess assertions.
4623 (tie_break_pointers): Removed.
4624 (canon_value_cmp): Compare uids.
4625 (variable_post_merge_New_vals): Print uids.
4626 (vt_add_function_parameters): Adjust.
4627 (vt_initialize): Reset table. Adjust.
4629 2010-02-03 Richard Guenther <rguenther@suse.de>
4631 PR tree-optimization/42944
4632 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4633 (call_may_clobber_ref_p_1): Likewise. Properly handle
4634 malloc and calloc clobbering errno.
4636 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4638 * doc/invoke.texi: Fix name of sched1 dump.
4640 * opts.c (decode_options): Set flag_tree_switch_conversion
4641 only conditionally on optimize >= 2.
4643 * gcse.c: Assorted comment fixes in pass description.
4645 2010-02-03 Anthony Green <green@moxielogic.com>
4647 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4648 nop padding in order to maintain alignment of storage location of
4649 target function address.
4650 (moxie_trampoline_init): Store target function address at newly
4652 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4654 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4656 2010-02-03 Richard Guenther <rguenther@suse.de>
4659 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4661 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4663 * config.gcc: Reenable check for obsolete targets.
4664 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4665 mips-sgi-irix6.[0-4]*.
4667 2010-02-02 Nick Clifton <nickc@redhat.com>
4669 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4670 constant size of 4 as being the same as 0.
4671 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4672 can take values in the range 0..4.
4674 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4677 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4678 as _darwin10_Unwind_FindEnclosingFunction().
4679 * libgcc-libsystem.ver: New.
4681 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4684 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4685 implicitly set registers.
4687 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4689 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4690 (arm_override_options): Allow automatic selection of the thread
4691 pointer register if thumb2.
4692 (legitimize_pic_address): Improve code sequences for Thumb2.
4693 (arm_call_tls_get_addr): Likewise.
4694 (legitimize_tls_address): Likewise.
4695 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4696 (pic_load_addr_32bit): ... this. New named pattern.
4697 * thumb2.md (pic_load_addr_thumb2): Delete.
4698 (pic_load_dot_plus_four): Delete.
4699 (tls_load_dot_plus_four): New named pattern.
4701 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4704 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4705 Document fix for TLS bug.
4707 2010-01-31 Richard Guenther <rguenther@suse.de>
4709 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4710 conservatively correct.
4712 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4716 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4718 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4720 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4722 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4724 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4726 * config.gcc: Adjust order of makefile fragments for mingw targets.
4728 2010-01-31 Richard Guenther <rguenther@suse.de>
4731 * gimplify.c (gimplify_init_constructor): For volatile LHS
4732 initialize a temporary.
4734 2010-01-31 Matthias Klose <doko@ubuntu.com>
4736 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4738 * configure: Regenerate.
4740 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4742 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4743 the same alias set and their sizes different constantness.
4744 (aliasing_component_refs_p): Revert 2009-10-24 change.
4746 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4748 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4751 2010-01-29 Richard Guenther <rguenther@suse.de>
4753 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4754 Assert we successfully updated the call.
4756 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4758 PR rtl-optimization/42889
4759 * df.h (df_set_bb_dirty_nonlr): New prototype.
4760 * df-core.c (df_set_bb_dirty_nonlr): New function.
4761 * df-scan.c (df_insn_rescan): Call it instead of
4762 df_set_bb_dirty for DEBUG_INSNs.
4764 2010-01-29 Richard Guenther <rguenther@suse.de>
4767 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4768 quadratic behavior in most cases.
4770 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4773 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4774 in the call to gen_x86_movsicc_0_m1.
4776 2010-01-28 Richard Guenther <rguenther@suse.de>
4778 PR tree-optimization/42871
4779 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4781 2010-01-28 Richard Guenther <rguenther@suse.de>
4783 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4784 into call arguments.
4786 2010-01-28 Richard Guenther <rguenther@suse.de>
4789 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4790 the forwarder if the destination is an EH landing pad.
4792 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4794 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4795 block list passed to gimple_duplicate_sese_tail.
4796 (parallelize_loops): Avoid parallelization when the function
4798 Avoid parallelization when the preheader is IRREDUCIBLE.
4799 Try to optimize when estimated_loop_iterations_int is unresolved.
4800 Add the loop's location to the dump file.
4801 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4802 (gimple_duplicate_sese_tail): Remove the check for the latch.
4803 Redirect nexits to the exit block.
4804 Remove handling of the incoming edges to the latch.
4805 Redirect the backedge from the copied latch to the exit bb.
4807 2010-01-28 Michael Matz <matz@suse.de>
4810 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4811 Wrap force_reg into a sequence, emit it before user.
4813 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4815 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4817 (arm_legacy_rev): Likewise.
4818 (thumb_legacy_rev): Likewise.
4820 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4822 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4823 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4824 on MEM's address failed, try avoid_constant_pool_reference and
4825 recurse if it returned something different.
4826 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4827 address, try avoid_constant_pool_reference and recurse if it
4828 returned something different.
4829 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4830 address and avoid_constant_pool_reference returned something
4831 different, don't set have_address.
4833 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4836 * var-tracking.c (val_store): Add modified argument, obey it.
4838 (count_uses): Move down logging of main.
4839 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4840 don't need resolution.
4841 (emit_notes_in_bb): Likewise.
4843 2010-01-27 Richard Guenther <rguenther@suse.de>
4846 * tree-inline.c (remap_decl): Delay remapping of SSA name
4847 default definitions until we need them.
4849 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4851 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4852 (rs6000_delegitimize_address): New function.
4854 * config/s390/s390.c (s390_delegitimize_address): Call
4855 delegitimize_mem_from_attrs.
4858 * tree-inline.c (cannot_copy_type_1): Removed.
4859 (copy_forbidden): Don't forbid copying of functions containing
4860 records/unions with variable length fields.
4862 2010-01-27 Christian Bruel <christian.bruel@st.com>
4866 * config/sh/sh.c (find_barrier): Increase length for non delayed
4867 conditional branches.
4869 2010-01-27 Matthias Klose <doko@ubuntu.com>
4871 * configure.ac (gnu-unique-object): Fix ldd version check.
4872 * configure: Regenerate.
4874 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4876 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4878 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4879 Test for HAVE_GNU_AS value.
4881 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4883 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4884 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4885 INT64_TYPE): Define.
4886 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4887 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4888 INT_LEAST64_TYPE): Define.
4889 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4890 UINT_LEAST64_TYPE): Define.
4891 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4892 INT_FAST64_TYPE): Define.
4893 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4894 UINT_FAST64_TYPE): Define.
4895 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4896 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4897 (SIG_ATOMIC_TYPE): Define.
4899 2010-01-26 Richard Guenther <rguenther@suse.de>
4901 * df-scan.c (df_scan_set_bb_info): Remove assert.
4902 (df_insn_rescan_debug_internal): Merge asserts.
4903 (df_install_ref): Likewise.
4904 (df_mark_reg): Use bitmap_set_range.
4905 (df_hard_reg_used_p): Remove assert.
4906 (df_hard_reg_used_count): Likewise.
4908 2010-01-26 Richard Guenther <rguenther@suse.de>
4910 PR rtl-optimization/42685
4911 * web.c (web_main): Ignore DEBUG_INSNs.
4913 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4915 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4917 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4918 Fix types of fndecl and arglist parameters.
4920 2010-01-26 Richard Guenther <rguenther@suse.de>
4923 * tree-eh.c (unsplit_eh): Skip debug insns.
4925 2010-01-26 Richard Guenther <rguenther@suse.de>
4927 PR tree-optimization/42250
4928 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4930 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4933 * omp-low.c (expand_omp_sections): Only use single_pred if
4934 l2_bb is single_pred_p.
4936 2010-01-25 Christian Bruel <christian.bruel@st.com>
4939 * config/sh/sh.c (find_barrier): Increase length for non delayed
4940 conditional branches.
4941 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4943 2010-01-24 David S. Miller <davem@davemloft.net>
4945 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4946 define if not using GAS.
4947 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4948 Likewise. Delete SECTION_MERGE code, which is only applicable
4951 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4954 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4955 mangling of va_list in system headers.
4957 2010-01-23 Toon Moene <toon@moene.org>
4959 * tree-predcom.c (combine_chains): Return NULL, not false.
4961 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4963 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4964 initialization of variable res to agree with return type.
4966 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4968 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4969 * tree-sra.c: Add include of expr.h.
4971 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4973 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4974 insert the debug stmt on the single non-EH edge from the stmt.
4976 2010-01-22 Richard Henderson <rth@redhat.com>
4979 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4980 the RHS until after generate_subtree_copies has insertted its
4981 code before the current statement.
4983 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4985 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4987 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4989 2010-01-21 Martin Jambor <mjambor@suse.cz>
4991 PR tree-optimization/42585
4992 * tree-sra.c (struct access): New field grp_total_scalarization.
4993 (dump_access): Dump the new field.
4994 (should_scalarize_away_bitmap): New variable.
4995 (cannot_scalarize_away_bitmap): Likewise.
4996 (sra_initialize): Allocate new bitmaps.
4997 (sra_deinitialize): Free new bitmaps.
4998 (create_access_1): New function.
4999 (create_access): Parts moved to create_access_1.
5000 (type_consists_of_records_p): New function.
5001 (completely_scalarize_record): Likewise.
5002 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5003 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5004 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5006 (analyze_all_variable_accesses): Completely scalarize small eligible
5009 2010-01-21 Martin Jambor <mjambor@suse.cz>
5011 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5013 2010-01-21 Andrew Haley <aph@redhat.com>
5015 * gcc.c (process_command): Move lang_specific_driver before
5016 setting cc_libexec_prefix.
5018 2010-01-21 Richard Guenther <rguenther@suse.de>
5021 * fold-const.c (negate_expr_p): Pretend only negative
5022 real constants are easily negatable.
5024 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5025 Jason Merrill <jason@redhat.com>
5027 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5028 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5029 * calls.c (initialize argument_information): Handle it.
5030 * c-common.c (handle_transparent_union_attribute): Use new name.
5031 * c-decl.c (finish_struct): Ditto.
5032 * c-typeck.c (type_lists_compatible_p): Ditto.
5033 (convert_for_assignment): Use new name and also handle record.
5034 * function.c (aggregate_value_p): Handle it.
5035 (pass_by_reference): Ditto.
5036 (assign_parm_data_types): Ditto.
5037 * print-tree.c (print_node): Ditto.
5038 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5039 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5040 * tree.c (first_field): New fn.
5042 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5045 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5046 even when linking statically, for now.
5048 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5051 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5052 without a cselib val.
5053 (count_uses): Accept MO_VAL_SET with no val on stores.
5054 (add_stores): Likewise.
5056 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5058 * var-tracking.c (check_value_val): Add a compile time assertion.
5059 (dv_is_decl_p): Simplify.
5060 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5061 gcc_assert if ENABLE_CHECKING.
5063 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5066 * var-tracking.c: Include tree-flow.h.
5067 (mem_dies_at_call): New.
5068 (dataflow_set_preserve_mem_locs): Use it.
5069 (dataflow_set_remove_mem_locs): Likewise.
5070 (dump_var): Renamed from dump_variable. Adjust all callers.
5071 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5072 * Makefile.in (var-tracking.o): Adjust deps.
5074 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5076 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5078 2010-01-20 Richard Guenther <rguenther@suse.de>
5080 PR tree-optimization/42717
5081 * tree-ssa-dce.c (get_live_post_dom): Remove.
5082 (forward_edge_to_pdom): Take an arbitrary edge to copy
5083 degenerate PHI args from.
5084 (remove_dead_stmt): Use the first post-dominator even if it
5085 does not contain live statements as redirection destination.
5087 2010-01-20 Richard Guenther <rguenther@suse.de>
5089 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5091 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5093 * sel-sched.c (create_speculation_check): Remove set but not used
5095 (try_transformation_cache): Remove set but not used variable ds.
5096 (calculate_privileged_insns): Remove set but not used variables
5097 cur_insn and min_spec_insn.
5098 (find_best_expr): Remove set but not used variable avail_n.
5099 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5101 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5103 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5104 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5107 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5110 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5111 cpu types. Add support for *-sse3 cpu types.
5112 (x86_64-*-*): Ditto.
5114 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5117 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5118 argument, call initializer_constant_valid_p_1 instead of
5119 initializer_constant_valid_p, pass CACHE to it, return NULL
5120 immediately if first call returns NULL.
5121 (initializer_constant_valid_p_1): New function.
5122 (initializer_constant_valid_p): Use it.
5124 2010-01-20 Thomas Quinot <quinot@adacore.com>
5126 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5128 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5130 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5131 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5132 (loc_list_from_tree): Don't handle unsigned division. Handle
5133 signed modulo using DW_OP_{over,over,div,mul,minus}.
5134 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5135 modulo instead of signed.
5137 2010-01-20 DJ Delorie <dj@redhat.com>
5139 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5141 (h8300_emit_stack_adjustment): Propogate it.
5143 (h8300_expand_prologue): Likewise.
5144 (h8300_expand_epilogue): Likewise.
5146 2010-01-19 Michael Matz <matz@suse.de>
5148 PR tree-optimization/41783
5149 * tree-data-ref.c (toplevel): Include flags.h.
5150 (dump_data_dependence_relation): Also dump the inputs if the
5151 result will be unknown.
5152 (split_constant_offset_1): Look through some conversions.
5153 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5154 the offset from last element is too large.
5155 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5156 (reassociate_to_the_same_stmt): Handle vector registers.
5157 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5159 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5160 wide_prolog_niters argument, emit widening instructions.
5161 (vect_do_peeling_for_alignment): Adjust caller, use widened
5162 variant of the iteration cound.
5163 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5165 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5168 * config/arm/neon-testgen.m (emit_automatics): New parameter
5169 features. Adjust for Fixed_return_reg feature.
5170 (test_intrinsic): Call emit_automatics with new feature.
5171 * config/arm/neon.ml: Update copyright years.
5172 (features): New Fixed_return_reg feature.
5173 (ops): Update feature for Vget_low.
5175 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5177 PR tree-optimization/42719
5178 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5182 * fwprop.c (all_uses_available_at): Return false if def_set dest
5183 is a REG that is used in def_insn.
5185 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5187 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5189 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5192 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5194 * target.h (struct gcc_target) <secondary_reload>: Change type
5195 of last argument to secondary_reload_info *.
5197 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5200 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5201 memory references with unaligned offsets. Remove CQImode handling.
5202 (unaligned_memory_operand): Return 1 for memory references with
5203 unaligned offsets. Remove CQImode handling.
5205 2010-01-18 Richard Guenther <rguenther@suse.de>
5208 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5211 2010-01-18 Richard Guenther <rguenther@suse.de>
5213 PR tree-optimization/42781
5214 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5215 restrict processing only if the original variable was artificial.
5217 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5219 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5220 find number of popped argument bytes.
5222 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5223 Fix the text that describes the return value for invalid insns.
5225 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5227 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5228 Clarify what 'cost of the -dependence' is. Fix quoting.
5230 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5231 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5233 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5235 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5236 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5238 2010-01-17 Richard Guenther <rguenther@suse.de>
5241 * function.c (split_complex_args): Take a VEC to modify.
5242 (assign_parms_augmented_arg_list): Build a VEC instead of
5243 a chain of PARM_DECLs.
5244 (assign_parms_unsplit_complex): Take a VEC of arguments.
5245 Do not fixup unmodified parms.
5246 (assign_parms): Deal with the VEC.
5247 (gimplify_parameters): Likewise.
5249 2010-01-17 Richard Guenther <rguenther@suse.de>
5251 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5252 node existence check.
5253 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5254 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5255 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5256 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5257 (gimple_execute_on_growing_pred): Likewise.
5259 2010-01-17 Richard Guenther <rguenther@suse.de>
5261 PR tree-optimization/42773
5262 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5263 (compute_antic_aux): Likewise.
5264 (compute_partial_antic_aux): Likewise.
5266 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5269 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5272 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5274 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5277 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5278 Fix markup for strict argument.
5280 (TARGET_SCHED_REORDER2): Fix argument types.
5282 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5283 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5285 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5286 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5288 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5291 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5292 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5293 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5294 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5295 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5297 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5299 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5301 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5302 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5304 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5306 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5309 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5311 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5312 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5314 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5316 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5318 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5319 referring to it. Fix language.
5321 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5323 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5325 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5327 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5329 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5330 '@var{stream}. Remove stray 'and'.
5332 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5334 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5336 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5338 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5339 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5341 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5342 Fix description of return value.
5343 Rename argument "sz" to "len."
5345 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5346 Clarify meaning of 'true' return value.
5348 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5350 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5351 rep_mode versus mode_rep.
5353 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5355 (TARGET_BUILTIN_DECL): Fix name.
5357 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5359 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5361 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5363 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5365 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5367 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5370 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5371 Rename argument tm_fn to md_fn.
5373 (TARGET_OPTION_PRINT): Fix argument list.
5375 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5378 * config/i386/i386.c (ix86_fixup_binary_operands):
5379 Revert FMA4 fixup of operands.
5381 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5384 * Makefile.in (write_entries_to_file, install-plugin):
5385 Use \012 instead of \n with tr.
5387 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5389 * configure.ac (HAVE_AS_REF): New C macro.
5390 * configure: Regenerate.
5391 * config.in: Likewise.
5392 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5394 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5397 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5399 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5401 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5403 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5405 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5407 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5409 (TARGET_BINDS_LOCAL_P): Fix argument type.
5411 (TARGET_ASM_FILE_END): Use prototype.
5413 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5415 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5417 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5419 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5421 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5422 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5424 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5425 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5427 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5428 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5429 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5430 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5432 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5434 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5436 (TARGET_INIT_BUILTINS): Use prototype.
5438 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5439 Put 'const char *' in braces. Fix parameter types.
5440 (TARGET_INVALID_CONVERSION): Fix parameter types.
5441 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5442 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5444 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5447 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5449 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5451 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5453 * doc/tm.texi (TARGET_HELP): Fix return type.
5455 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5456 in braces. Fix argument types.
5458 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5460 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5462 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5464 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5465 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5467 (TARGET_MANGLE_TYPE): Fix argument types.
5469 (TARGET_IRA_COVER_CLASSES): Use prototype.
5471 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5473 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5475 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5477 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5479 (TARGET_CALLEE_COPIES): Fix argument types.
5481 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5483 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5485 (TARGET_FUNCTION_VALUE): Fix argument types.
5487 (TARGET_RETURN_IN_MSB): Fix argument type.
5489 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5491 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5493 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5495 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5496 agree with return type.
5498 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5500 2010-01-15 Jing Yu <jingyu@google.com>
5502 PR rtl-optimization/42691
5503 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5504 a pseudo to a constant and are merged, and adjust comments.
5506 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5508 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5510 2010-01-15 Richard Guenther <rguenther@suse.de>
5513 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5514 labels of computed or non-local gotos to the destination.
5515 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5516 landing pad label is the first label.
5518 2010-01-15 Richard Guenther <rguenther@suse.de>
5520 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5522 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5525 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5526 to allow generation of the xssqrtdp instruction on power7.
5527 (sqrtdf2_fpr): Ditto.
5529 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5532 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5533 functions with noreturn attribute.
5536 * varasm.c (declare_weak): Add weak attribute to decl if it
5537 doesn't have one already.
5538 (assemble_external): Only add decls to weak_decls if they also
5539 have weak attribute.
5541 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5543 * var-tracking.c (var_reg_delete): Don't delete the association
5544 between REGs and values or one-part variables if the register
5547 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5550 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5551 because its first operand is a non-localized variable.
5553 2010-01-14 Martin Jambor <mjambor@suse.cz>
5555 PR tree-optimization/42706
5556 * tree-sra.c (encountered_recursive_call): New variable.
5557 (encountered_unchangable_recursive_call): Likewise.
5558 (sra_initialize): Initialize both new variables.
5559 (callsite_has_enough_arguments_p): New function.
5560 (scan_function): Call decl and flags check only for IPA-SRA, check
5561 whether there is a recursive call and whether it has enough arguments.
5562 (all_callers_have_enough_arguments_p): New function.
5563 (convert_callers): Look for recursive calls only when
5564 encountered_recursive_call is set.
5565 (ipa_early_sra): Bail out either if
5566 !all_callers_have_enough_arguments_p or
5567 encountered_unchangable_recursive_call.
5569 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5571 * sel-sched.c: Add 2010 to copyright years.
5572 * sel-sched-ir.c: Likewise.
5573 * sel-sched-ir.h: Likewise.
5575 2010-01-14 Martin Jambor <mjambor@suse.cz>
5577 PR tree-optimization/42714
5578 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5579 constructors specially.
5581 2010-01-14 Andi Kleen <ak@linux.intel.com>
5583 * config/i386/drivers-i386.c (detect_caches_intel):
5584 Add l2sizekb parameter and fill in.
5585 (host_detect_local_cpu): Add l2sizekb, fill in.
5586 Add Atom small cache heuristic.
5588 2010-01-14 Andi Kleen <ak@linux.intel.com>
5590 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5591 Add level3 parameter and fill in.
5592 (detect_caches_intel): Handle level3 cache.
5594 2010-01-14 Andi Kleen <ak@linux.intel.com>
5596 * config/i386/drivers-i386.c (host_detect_local_cpu):
5597 Fix core duo detection.
5599 2010-01-14 Andi Kleen <ak@linux.intel.com>
5601 * config/i386/drivers-i386.c (host_detect_local_cpu):
5604 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5606 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5607 (rs6000_variable_issue_1): this. Use...
5608 (rs6000_variable_issue): here. Reimplement. Print debug info.
5610 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5612 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5613 sel_restore_notes. Update all callers. Call reemit_notes
5616 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5618 PR rtl-optimization/42246
5619 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5622 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5624 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5625 all successors is the same as number of successors in current region.
5627 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5629 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5630 to rename is not separable. Otherwise check that its LHS is not NULL.
5632 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5634 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5636 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5638 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5639 available registers when failed to discover LHS register class.
5640 Fix indentation. Update comment.
5642 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5643 Alexander Monakov <amonakov@ispras.ru>
5645 PR rtl-optimization/42389
5646 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5648 (advance_state_on_fence): Likewise.
5649 (sel_target_adjust_priority): Print debug output only when
5650 sched_verbose >= 4, not 2.
5651 (get_expr_cost): Do not issue all unique insns on the next cycle.
5652 (fill_insns): Initialize can_issue_more from the value saved
5654 * sel-sched-ir.c (flist_add): New parameter issue_more.
5655 Init FENCE_ISSUE_MORE with it.
5656 (merge_fences): Likewise.
5657 (init_fences): Update call to flist_add.
5658 (add_to_fences, add_clean_fence_to_fences)
5659 (add_dirty_fence_to_fences): Likewise.
5660 (move_fence_to_fences): Update call to merge_fences.
5661 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5663 * sel-sched-ir.h (struct _fence): New field issue_more.
5664 (FENCE_ISSUE_MORE): New accessor macro.
5666 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5668 PR rtl-optimization/42388
5669 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5670 that have no predecessors nor successors. Do not call move_bb_info
5671 for empty blocks outside of current region.
5673 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5675 PR rtl-optimization/42294
5676 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5677 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5678 originators' originators.
5680 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5682 PR rtl-optimization/39453
5683 PR rtl-optimization/42246
5684 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5686 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5688 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5689 Alexander Monakov <amonakov@ispras.ru>
5692 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5693 (maybe_tidy_empty_bb): ... here. Make static. Add new
5694 argument. Update all callers.
5695 (tidy_control_flow): ... and here. Recompute topological order
5696 of basic blocks in region if necessary.
5697 (sel_redirect_edge_and_branch): Change return type. Return true
5698 if topological order might have been invalidated.
5699 (purge_empty_blocks): Export and move from...
5700 * sel-sched.c (purge_empty_blocks): ... here.
5701 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5702 (maybe_tidy_empty_bb): Delete prototype.
5703 (purge_empty_blocks): Declare.
5705 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5707 PR rtl-optimization/42249
5708 * sel-sched.c (try_replace_dest_reg): When chosen register
5709 and original register is the same, do not bail out early, but
5710 still check all original insns for validity of replacing destination
5711 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5714 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5717 Port from no-undefined-overflow branch:
5718 2009-03-09 Richard Guenther <rguenther@suse.de>
5720 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5722 2010-01-14 Richard Guenther <rguenther@suse.de>
5725 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5727 2010-01-14 Ira Rosen <irar@il.ibm.com>
5729 PR tree-optimization/42709
5730 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5731 as scalar type in creation of constant vector operand.
5733 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5736 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5737 (check-parallel-%): Match `testsuite' directory component only
5740 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5742 PR translation/39521
5743 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5746 2010-01-13 Richard Guenther <rguenther@suse.de>
5748 PR tree-optimization/42730
5749 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5752 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5755 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5756 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5759 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5761 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5762 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5763 ___umulsi3_highpart.
5765 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5766 rather than schedule_insns if the pass is enabled.
5768 2010-01-13 Martin Jambor <mjambor@suse.cz>
5770 PR tree-optimization/42704
5771 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5774 2010-01-13 Martin Jambor <mjambor@suse.cz>
5776 PR tree-optimization/42703
5777 * tree-sra.c (analyze_access_subtree): Check that we can build a
5778 reference to the original data within the aggregate.
5780 2010-01-13 Richard Guenther <rguenther@suse.de>
5782 PR tree-optimization/42705
5783 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5785 2010-01-13 Richard Guenther <rguenther@suse.de>
5788 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5790 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5793 * var-tracking.c (values_to_unmark): New variable.
5794 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5795 values_to_unmark vector. Moved body to...
5796 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5797 instead queue it into values_to_unmark vector.
5798 (vt_find_locations): Free values_to_unmark vector.
5800 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5802 * config/s390/s390.c (override_options): Set
5803 default of max-pending-list-length to 256
5805 2010-01-13 Richard Guenther <rguenther@suse.de>
5808 * tree-pass.h (PROP_gimple_lcx): New.
5809 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5810 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5811 before the final cleanup_eh.
5812 (dump_properties): Dump PROP_gimple_lcx.
5813 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5814 (tree_lower_complex_O0): Remove.
5815 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5816 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5817 tree_lower_complex, schedule TODO_update_ssa.
5818 * lto-streamer-out.c (output_function): Stream the functions
5820 * lto-streamer-in.c (input_function): Likewise.
5821 (lto_read_body): Do not override them here.
5823 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5826 * c-typeck.c (build_c_cast): Fold value cast to union type before
5827 wrapping it in a CONSTRUCTOR.
5829 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5831 PR rtl-optimization/42699
5832 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5835 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5837 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5838 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5839 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5840 SUBTARGET_WARN_UNUSED_SPEC): ... here
5841 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5843 2010-01-12 Julian Brown <julian@codesourcery.com>
5845 * config/arm/neon-schedgen.ml (Utils): Don't try to
5846 open missing module.
5847 (find_with_result): New.
5849 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5852 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5853 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5855 PR tree-optimization/42645
5856 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5857 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5858 decl_map, set processing_debug_stmt to -1 and return name without
5861 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5863 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5864 binutils version, and reword target configuration description.
5866 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5868 * config/avr/avr.h (LINKER_NAME): Remove.
5870 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5873 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5874 that support VSX, warn for -mno-altivec if vsx is not disabled,
5877 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5878 Shujing Zhao <pearly.zhao@oracle.com>
5880 PR translation/42469
5881 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5882 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5883 character between option name and help text.
5884 * c.opt (imultilib): Likewise.
5886 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5888 * lto-streamer-out.c (output_unreferenced_globals): Output static
5891 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5893 PR rtl-optimization/42621
5894 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5895 optimizing for size.
5896 (duplicate_computed_gotos): Remove now-redundant check.
5898 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5901 * configure.ac: Save and restore LDFLAGS and LIBS
5902 * configure: Regenerate.
5904 2010-01-10 Richard Guenther <rguenther@suse.de>
5907 * builtins.c (fold_builtin_strlen): Add type argument and
5908 convert the resulting length to it.
5909 (fold_builtin_1): Adjust.
5911 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5913 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5914 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5916 (num_insns_constant_wide): Adjust for that change.
5918 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5921 * web.c (union_defs): Add used argument, to combine uses of
5923 (entry_register): Adjust type and tests of used argument.
5924 (web_main): Widen used for new use. Pass it to union_defs.
5925 * df.h (union_defs): Adjust prototype.
5927 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5930 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5931 uses in new incoming argument. Free body.
5932 (reset_debug_uses_in_loop): New.
5933 (analyze_insn_to_expand_var): Call the latter if the former found
5934 anything. Fix whitespace. Reject invalid dest overlaps before
5935 going through all insns in the loop.
5937 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5940 * haifa-sched.c (dying_use_p): Debug insns don't count.
5942 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5945 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5946 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5947 (verify_gimple_call): Reject LHS in noreturn calls.
5949 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5953 * tree-vect-loop-manip.c (adjust_info): New type.
5954 (adjust_vec): New pointer to vector.
5955 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5956 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5957 (slpeel_update_phis_for_duplicate_loop): Use them.
5958 (slpeel_update_phi_nodes_for_guard1): Likewise.
5959 (slpeel_update_phi_nodes_for_guard2): Likewise.
5960 (slpeel_tree_peel_loop_to_edge): Likewise.
5961 (vect_update_ivs_after_vectorizer): Likewise.
5963 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5965 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5966 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5968 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5970 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5971 bogus uninitialized warning.
5973 2010-01-09 Richard Guenther <rguenther@suse.de>
5976 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5977 the evolution is compatible with the initial condition.
5979 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5981 * gcc.c (process_command): Update copyright notice dates.
5982 * gcov.c (print_version): Likewise.
5983 * gcov-dump.c (print_version): Likewise.
5984 * mips-tfile.c (main): Likewise.
5985 * mips-tdump.c (main): Likewise.
5987 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5990 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5992 (rotlhi3_8): Delete.
5994 (rotlsi3_8): Delete.
5995 (rotlsi3_16): Delete.
5996 (rotlsi3_24): Delete.
5998 (*rotw<mode>3): New.
5999 (*rotb<mode>3): New.
6000 * config/avr/avr.c (avr_rotate_bytes): New function.
6001 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6003 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6006 * configure.ac: Modify -rdynamic check.
6007 * configure: Regenerate.
6009 2010-01-08 DJ Delorie <dj@redhat.com>
6011 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6012 register popping order.
6014 2010-01-08 Richard Guenther <rguenther@suse.de>
6017 * c.opt (fsigned-char): Also let LTO handle this option.
6018 (funsigned-char): Likewise.
6020 2010-01-07 Richard Guenther <rguenther@suse.de>
6022 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6023 (gimple_op): Likewise.
6024 (gimple_op_ptr): Likewise.
6025 (gimple_assign_set_lhs): Remove gcc_assert.
6026 (gimple_assign_set_rhs1): Likewise.
6027 (gimple_assign_set_rhs2): Likewise.
6028 (gimple_call_set_lhs): Likewise.
6029 (gimple_call_set_fn): Likewise.
6030 (gimple_call_set_fndecl): Likewise.
6031 (gimple_call_fndecl): Likewise.
6032 (gimple_call_return_type): Likewise.
6033 (gimple_call_set_chain): Likewise.
6034 (gimple_call_num_args): Likewise.
6035 (gimple_call_set_arg): Likewise.
6036 (gimple_cond_set_code): Likewise.
6037 (gimple_cond_set_lhs): Likewise.
6038 (gimple_cond_set_rhs): Likewise.
6039 (gimple_cond_set_true_label): Likewise.
6040 (gimple_cond_set_false_label): Likewise.
6041 (gimple_label_set_label): Likewise.
6042 (gimple_goto_set_dest): Likewise.
6043 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6044 (gimple_debug_bind_get_value): Likewise.
6045 (gimple_debug_bind_get_value_ptr): Likewise.
6046 (gimple_debug_bind_set_var): Likewise.
6047 (gimple_debug_bind_set_value): Likewise.
6048 (gimple_debug_bind_reset_value): Likewise.
6049 (gimple_debug_bind_has_value_p): Likewise.
6050 (gimple_return_retval_ptr): Remove gcc_assert.
6051 (gimple_return_retval): Likewise.
6052 (gimple_return_set_retval): Likewise.
6053 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6054 (safe_referenced_var_iterator): Remove.
6055 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6056 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6057 (fill_referenced_var_vec): Remove.
6058 (first_readonly_imm_use): Remove redundant gcc_assert.
6059 (phi_arg_index_from_use): Combine gcc_asserts.
6060 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6061 (first_imm_use_stmt): Remove redundant gcc_assert.
6062 * tree-cfg.c (verify_gimple_call): Verify function and chain
6063 operands. Verify arguments.
6064 (verify_types_in_gimple_stmt): Verify condition code and labels.
6066 2010-01-07 Richard Guenther <rguenther@suse.de>
6068 PR tree-optimization/42641
6069 * sese.c (rename_map_elt_info): Use the SSA name version, do
6072 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6074 PR tree-optimization/42625
6075 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6076 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6078 2010-01-07 Duncan Sands <baldrick@free.fr>
6080 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6082 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6085 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6086 note itself is not function_invariant_p.
6088 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6090 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6091 Do not add the DF_NOTE problem.
6092 * store-motion.c (execute_rtl_store_motion): Likewise.
6094 2010-01-07 Martin Jambor <mjambor@suse.cz>
6096 PR tree-optimization/42157
6097 * tree-sra.c (compare_access_positions): Stabilize sort if both
6098 accesses have integer types, return zero immediately if they are the
6101 2010-01-06 Richard Henderson <rth@redhat.com>
6104 * haifa-sched.c (add_to_note_list): Merge into ...
6105 (concat_note_lists): ... here, and ...
6106 (unlink_other_notes, rm_other_notes): Merge into...
6107 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6108 NOTE_INSN_EPILOGUE_BEG.
6110 2010-01-06 Richard Guenther <rguenther@suse.de>
6112 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6113 not inline regular functions into always-inline functions.
6115 2010-01-06 Nick Clifton <nickc@redhat.com>
6117 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6118 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6120 (OVERRIDE_OPTIONS): Delete.
6121 (OPTIMIZATION_OPTIONS): Define.
6122 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6123 * config/rx/rx.c (rx_handle_option): Issue an error message if
6124 -mcpu=rx200 and -fpu are used together.
6125 (rx_set_optimization_options): New function. Issue an error
6126 message if an optimization attribute attempts to reset the FPU/
6127 math optimization pairing.
6128 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6129 * config/rx/rx.opt: Set the default to 32-bit doubles.
6130 * config/rx/t-rx: Add multilibs for -nofpu option.
6131 * doc/invoke.texi: Update documentation of RX options.
6133 2010-01-06 Richard Guenther <rguenther@suse.de>
6135 * tree-ssa-pre.c (name_to_id): New global.
6136 (alloc_expression_id): Simplify SSA name handling.
6137 (lookup_expression_id): Likewise.
6138 (init_pre): Zero name_to_id.
6139 (fini_pre): Free it.
6141 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6143 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6145 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6148 * config/i386/sse.md (smaxv2di3): New.
6149 (umaxv2di3): Likewise.
6150 (sminv2di3): Likewise.
6151 (uminv2di3): Likewise.
6153 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6156 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6157 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6158 (legitimize_tls_address): Likewise.
6159 (sparc_tls_referenced_p): Likewise.
6160 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6161 and adjust calls to legitimize_pic_address.
6162 (legitimate_constant_p) Use sparc_tls_referenced_p.
6163 (legitimate_pic_operand_p): Likewise.
6164 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6165 (sparc_tls_symbol_ref_1): Delete.
6166 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6167 (legitimize_tls_address): Make static, handle CONST patterns.
6168 (legitimize_pic_address): Make static, remove unused parameter and
6169 adjust recursive calls.
6170 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6171 and adjust call to legitimize_pic_address.
6172 (sparc_output_mi_thunk): Likewise.
6174 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6175 H.J. Lu <hongjiu.lu@intel.com>
6178 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6179 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6180 operands to make them signed.
6183 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6186 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6187 GTU to GT for V4SI and V2DI.
6189 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6190 (umin<mode>3): Removed.
6192 (uminv4si3): Likewise.
6194 2010-01-05 Martin Jambor <mjambor@suse.cz>
6196 PR tree-optimization/42462
6197 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6198 current_function_decl to helper functions and macros.
6200 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6203 * flags.h: Don't include real.h.
6204 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6205 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6206 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6207 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6208 * dominance.c: Update copyright.
6209 * gimple.c (walk_gimple_op): Remove inline.
6210 * tree-ssa-reassoc.c: Include real.h.
6211 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6212 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6214 2010-01-05 Nick Clifton <nickc@redhat.com>
6216 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6217 register to push into the stack frame when the accumulator has to
6218 be saved during interrupts.
6220 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6222 * doc/invoke.texi: Remove the documentation about option
6224 * common.opt (Wunreachable-code): Preserved for backward
6226 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6227 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6228 the backward compatibility flag section.
6230 2010-01-05 Richard Guenther <rguenther@suse.de>
6232 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6234 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6237 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6239 PR tree-optimization/42508
6240 * tree-sra.c (convert_callers): Check for recursive call
6241 by comparing cgraph nodes instead of decls.
6242 (modify_function): Call ipa_modify_formal_parameters also
6243 on all same_body aliases.
6245 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6246 cgraph nodes when checking for same_body aliases.
6248 2010-01-05 Richard Guenther <rguenther@suse.de>
6250 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6251 allocation and lookup.
6252 (get_or_alloc_expr_for_constant): Likewise.
6253 (phi_translate): Sink allocation.
6255 2010-01-04 Richard Guenther <rguenther@suse.de>
6257 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6258 a new entry only if needed.
6259 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6260 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6262 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6264 (phi_translate): Handle CONSTANTs early.
6266 2010-01-04 Martin Jambor <mjambor@suse.cz>
6268 PR tree-optimization/42398
6269 * tree-sra.c (struct access): Removed flag grp_different_types.
6270 (dump_access): Do not dump the removed flag.
6271 (sort_and_splice_var_accesses): Do not set the removed flag.
6272 (sra_modify_expr): Check for type compatibility directly.
6274 2010-01-04 Martin Jambor <mjambor@suse.cz>
6276 PR tree-optimization/42366
6277 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6278 edges with variable number of parameters.
6279 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6280 flag instead of asserting it.
6281 (ipa_read_node_info): Read uses_analysis_done flag.
6283 2010-01-04 Richard Guenther <rguenther@suse.de>
6285 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6286 iterative_hash_* as intended.
6287 (vn_reference_compute_hash): Likewise. Simplify hashing
6289 (vn_reference_lookup_2): Likewise.
6290 (vn_nary_op_compute_hash): Likewise.
6291 (vn_phi_compute_hash): Likewise.
6292 (expressions_equal_p): Remove strange code.
6293 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6294 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6295 (bitmap_insert_into_set_1): Take value-id as parameter.
6296 (add_to_value): Pass it.
6297 (bitmap_insert_into_set): Likewise.
6298 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6300 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6303 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6304 (do_self_spec): For switches with SWITCH_IGNORE set set also
6305 SWITCH_IGNORE_PERMANENTLY.
6306 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6309 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6311 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6312 tree of an unreferenced global var.
6314 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6317 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6318 GTU to GT for V4SI and V2DI.
6320 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6321 (umin<mode>3): Removed.
6323 (uminv4si3): Likewise.
6325 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6328 * collect2.c (main): Turn on trace in collect2 if -v is passed
6331 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6333 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6334 description of expression operand.
6336 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6338 * configure.ac: Add install-html to target_list for Make-hooks.
6339 * configure: Regenerate.
6340 * fortran/Make-lang.in (F95_HTMLFILES): New.
6341 (fortran.html): Use it.
6342 (fortran.install-html): New.
6343 * Makefile.in (install-html): Add lang.install-html.
6344 * java/Make-lang.in (JAVA_HTMLFILES): New.
6345 (java.html): Use it.
6346 (java.install-html): New.
6347 * objc/Make-lang.in (objc.install-html): New.
6348 * objcp/Make-lang.in (obj-c++.install-html): New.
6349 * cp/Make-lang.in (c++.install-html): New.
6350 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6351 * lto/Make-lang.in (lto.install-html): New.
6353 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6356 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6358 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6360 PR rtl-optimization/41862
6361 * store-motion.c (store_killed_in_insn, compute_store_table,
6362 remove_reachable_equiv_notes, replace_store_insn,
6363 build_store_vectors): Ignore all DEBUG_INSNs.
6365 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6368 * common.opt: Add dumpdir.
6370 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6372 (option_map): Add --dumpdir.
6374 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6376 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6378 * opts.c (decode_options): Try dump_dir_name first if
6379 dump_base_name isn't an absolute path.
6380 (common_handle_option): Handle OPT_dumpdir.
6382 * toplev.c (dump_dir_name): New.
6383 (print_switch_values): Also ignore -dumpdir.
6385 * toplev.h (dump_dir_name): New.
6387 2010-01-03 Richard Guenther <rguenther@suse.de>
6389 PR tree-optimization/42589
6390 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6391 double-word expansion of bswap32.
6393 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6395 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6396 with BLOCK_FOR_INSN.
6397 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6398 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6399 noce_process_if_block): Likewise.
6400 * gcse.c (compute_local_properties, insert_expr_in_table,
6401 insert_set_in_table, canon_list_insert, find_avail_set,
6402 pre_insert_copy_insn): Likewise.
6404 * basic-block.h (BLOCK_NUM): Move from here...
6405 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6407 2010-01-03 Richard Guenther <rguenther@suse.de>
6409 PR tree-optimization/42438
6410 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6411 contains_may_not_return_call flag.
6412 (BB_MAY_NOTRETURN): New.
6413 (valid_in_sets): Trapping nary operations are not valid
6414 in blocks that may not return.
6415 (insert_into_preds_of_block): Remove check for trapping expressions.
6416 (compute_avail): Compute also BB_MAY_NOTRETURN.
6418 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6420 * doc/invoke.texi: Add 2010 to copyright years.
6422 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6424 * config/sparc/sparc.c: Fix formatting nits.
6426 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6427 Alexander Monakov <amonakov@ispras.ru>
6429 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6431 2010-01-02 Richard Guenther <rguenther@suse.de>
6434 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6435 (simplify_switch_using_ranges): Mark to be removed edges
6438 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6440 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6442 * collect2.c (scan_libraries): Add missing argument in call to
6445 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6448 * config/alpha/predicates.md (aligned_memory_operand): Return false
6450 (unaligned_memory_operand): Return true for CQImode.
6451 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6452 doesn not cross aligned SImode word boundary.
6454 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6456 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6458 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6459 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6461 2010-01-02 Richard Guenther <rguenther@suse.de>
6464 * toplev.c (compile_file): Emit LTO marker properly. Change
6466 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6468 2010-01-01 Richard Guenther <rguenther@suse.de>
6471 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6473 2010-01-01 Richard Guenther <rguenther@suse.de>
6476 * c-decl.c (grokdeclarator): For zero-size arrays force
6477 structural equality checks as layout_type does.
6479 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6481 * builtins.c: Update copyright to 2010.
6483 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6486 * lto-streamer-out.c (produce_asm): Revert the last change.
6487 (copy_function): Likewise.
6489 * lto-streamer.c (lto_get_section_name): Skip any leading
6492 2010-01-01 Richard Guenther <rguenther@suse.de>
6495 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6499 Copyright (C) 2010 Free Software Foundation, Inc.
6501 Copying and distribution of this file, with or without modification,
6502 are permitted in any medium without royalty provided the copyright
6503 notice and this notice are preserved.