1 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
6 2010-04-16 Doug Kwan <dougkwan@google.com>
8 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
9 (next_operand_entry_id): New static variable.
10 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
11 (add_to_ops_vec): Assigned unique ID to operand entry.
12 (struct oecount_s): New field ID.
13 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
14 (undistribute_ops_list): Assign unique IDs to oecounts.
15 (init_reassoc): reset next_operand_entry_id.
17 2010-04-16 Doug Kwan <dougkwan@google.com>
19 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
20 missing left parenthesis.
22 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
24 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
25 *btdi_rex64 using SWI48 mode iterator.
26 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
27 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
30 2010-04-16 Anatoly Sokolov <aesok@post.ru>
32 * double-int.h (tree_to_double_int): Convert to macro.
33 * double-int.c (tree_to_double_int): Remove.
35 2010-04-16 Jakub Jelinek <jakub@redhat.com>
38 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
39 with want_address 2 and in case a single element list might be
40 possible, call it again with want_address 0.
42 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
44 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
46 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
47 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
50 * config/h8300/h8300.md (inverted load with HImode dest): Add
53 * config/h8300/predicate.md (bit_operand): Allow immediate values that
54 satisfy 'U' constraint.
56 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
58 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
60 * configure: Regenerate.
61 * config.in: Regenerate.
62 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
65 2010-04-16 Richard Guenther <rguenther@suse.de>
67 * tree.h (struct tree_decl_minimal): Move pt_uid ...
68 (struct tree_decl_common): ... here.
69 (DECL_PT_UID): Adjust.
70 (SET_DECL_PT_UID): Likewise.
71 (DECL_PT_UID_SET_P): Likewise.
73 2010-04-16 Richard Guenther <rguenther@suse.de>
75 PR tree-optimization/43572
76 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
77 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
78 * tree-flow.h (is_call_clobbered): Remove.
79 * tree-flow-inline.h (is_call_clobbered): Likewise.
80 * tree-dfa.c (dump_variable): Do not dump call clobber state.
81 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
82 (execute_return_slot_opt): Adjust.
83 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
84 check for call clobbered vars here.
85 (find_tail_calls): Move tailcall verification to the
88 2010-04-16 Diego Novillo <dnovillo@google.com>
90 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
93 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
96 * config/arm/arm.md (cbranchqi4): New pattern.
97 * config/arm/predicates.md (const0_operand,
98 cbranchqi4_comparison_operator): New predicates.
100 2010-04-16 Richard Guenther <rguenther@suse.de>
102 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
103 (dump_gimple_stmt): Likewise.
105 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
107 * recog.h (struct recog_data): New field is_operator.
108 (struct insn_operand_data): New field is_operator.
109 * recog.c (extract_insn): Set recog_data.is_operator.
110 * genoutput.c (output_operand_data): Emit code to set the
112 * reload.c (find_reloads): Use it rather than testing for an
113 empty constraint string.
116 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
117 If the previous insn is a cbranchsi4_insn with the same arguments,
118 omit the compare instruction.
120 * config/arm/arm.md (addsi3_cbranch): If destination is a high
121 register, inputs must be low registers and we need a low register
122 scratch. Handle alternative 2 like alternative 3.
124 2010-04-16 Jakub Jelinek <jakub@redhat.com>
126 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
127 don't call get_addr on both. If one expression is a VALUE and
128 the other a REG, check VALUE's locs if the REG isn't among them.
130 2010-04-16 Christian Bruel <christian.bruel@st.com>
132 * config/sh/sh.h (sh_frame_pointer_required): New function.
133 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
134 (flag_omit_frame_pointer) Set.
135 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
136 (rounded_frame_size): Adjust size with outgoing_args_size.
137 (sh_set_return_address): Must return from stack pointer.
138 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
139 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
140 (ACCUMULATE_OUTGOING_ARGS): Define.
141 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
142 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
144 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
147 * config/sh/sh.c (sh_legitimize_reload_address): Use
148 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
149 Remove a unneeded check for offset_base.
151 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
153 * configure: Regenerated.
155 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
157 * config/s390/s390.c (s390_call_save_register_used): Switch back
160 2010-04-15 Richard Guenther <rguenther@suse.de>
162 * alias.c (alias_set_subset_of): Handle alias-set zero
165 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
166 Julian Brown <julian@codesourcery.com>
168 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
169 alternatives according to use of high and low regs.
170 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
171 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
172 optimizing for size on Thumb-2.
174 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
176 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
178 2010-04-15 Richard Guenther <rguenther@suse.de>
180 * tree-ssa-structalias.c (struct variable_info): Add
182 (new_var_info): Initialize it.
183 (dump_constraints): Support printing last added constraints.
184 (debug_constraints): Adjust.
185 (dump_constraint_graph): Likewise.
186 (make_heapvar_for): Check for NULL cfun.
187 (get_function_part_constraint): New function.
188 (get_fi_for_callee): Likewise.
189 (find_func_aliases): Properly implement IPA PTA constraints.
190 (process_ipa_clobber): New function.
191 (find_func_clobbers): Likewise.
192 (insert_into_field_list_sorted): Remove.
193 (create_function_info_for): Properly allocate vars for IPA mode.
194 Do not use insert_into_field_list_sorted.
195 (create_variable_info_for): Properly generate constraints for
196 global vars in IPA mode.
197 (dump_solution_for_var): Always dump the solution.
198 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
199 (find_what_var_points_to): Adjust.
200 (pt_solution_set): Change.
201 (pt_solution_ior_into): New function.
202 (pt_solution_empty_p): Export.
203 (pt_solution_includes_global): Adjust.
204 (pt_solution_includes_1): Likewise.
205 (pt_solutions_intersect_1): Likewise.
206 (dump_sa_points_to_info): Check some invariants.
207 (solve_constraints): Move constraint dumping ...
208 (compute_points_to_sets): ... here.
209 (ipa_pta_execute): ... and here.
210 (compute_may_aliases): Do not re-compute points-to info
211 locally if IPA info is available.
212 (ipa_escaped_pt): New global var.
213 (ipa_pta_execute): Properly implement IPA PTA.
214 * tree-into-ssa.c (dump_decl_set): Support dumping
215 decls not in referenced-vars.
216 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
217 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
218 (dump_points_to_solution): Likewise.
219 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
220 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
221 (remap_gimple_stmt): Reset call clobber/use information if
223 (copy_decl_to_var): Copy DECL_PT_UID.
224 (copy_result_decl_to_var): Likewise.
225 * tree.c (make_node_stat): Initialize DECL_PT_UID.
226 (copy_node_stat): Copy it.
227 * tree.h (DECL_PT_UID): New macro.
228 (SET_DECL_PT_UID): Likewise.
229 (DECL_PT_UID_SET_P): Likewise.
230 (struct tree_decl_minimal): Add pt_uid member.
231 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
232 (pt_solution_empty_p): Declare.
233 (pt_solution_set): Adjust.
234 (ipa_escaped_pt): Declare.
235 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
236 * gimple-pretty-print.c (pp_points_to_solution): New function.
237 (dump_gimple_call): Dump call clobber/use information.
238 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
239 * tree-pass.h (TDF_ALIAS): New dump option.
240 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
241 * doc/invoke.texi (-fipa-pta): Update documentation.
243 2010-04-15 Richard Guenther <rguenther@suse.de>
245 * Makefile.in (OBJS-common): Add gimple-fold.o.
246 (gimple-fold.o): New rule.
247 * tree.h (maybe_fold_offset_to_reference,
248 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
250 * gimple.h: ... here.
251 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
252 may_propagate_address_into_dereference): Move prototypes ...
253 * gimple.h: ... here.
254 * tree-ssa-ccp.c (get_symbol_constant_value,
255 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
256 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
257 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
258 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
259 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
260 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
261 gimplify_and_update_call_from_tree): Move ...
262 * gimple-fold.c: ... here. New file.
263 (ccp_fold_builtin): Rename to ...
264 (gimple_fold_builtin): ... this.
265 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
267 2010-04-15 Richard Guenther <rguenther@suse.de>
269 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
270 fit_double_type, force_fit_type_double, add_double_with_sign,
271 neg_double, mul_double_with_sign, lshift_double, rshift_double,
272 lrotate_double, rrotate_double, div_and_round_double): Move ...
273 * double-int.c: ... here.
274 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
275 add_double, neg_double, mul_double_with_sign, mul_double,
276 lshift_double, rshift_double, lrotate_double, rrotate_double,
277 div_and_round_double): Move prototypes ...
278 * double-int.h: ... here.
280 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
283 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
284 matching constraints to ensure inputs match the output.
286 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
289 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
290 in an input-only operand.
292 2010-04-15 Anatoly Sokolov <aesok@post.ru>
294 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
295 (double_int_not, double_int_lshift, double_int_rshift): Declare.
296 (double_int_negative_p): Convert to static inline function.
297 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
298 (double_int_negative_p): Remove.
299 * tree.h (lshift_double, rshift_double):
300 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
301 * fold-const.c (fold_convert_const_int_from_real,
302 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
303 (lshift_double): Change type of arith argument to bool.
304 (rshift_double): Change type of arith argument to bool. Correct
306 * expmed.c (mask_rtx, lshift_value): (Ditto.).
308 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
311 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
312 at the start and end of the then/else blocks, and omit them from the
314 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
315 argument; all callers changed. Pass zero to old_insns_match_p instead.
316 (flow_find_head_matching_sequence): New function.
317 (old_insns_match_p): Check REG_EH_REGION notes for calls.
318 * basic-block.h (flow_find_cross_jump,
319 flow_find_head_matching_sequence): Declare functions.
321 2010-04-14 Jason Merrill <jason@redhat.com>
324 * c-common.c (attribute_takes_identifier_p): New fn.
325 * c-common.h: Declare it.
327 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
329 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
331 (*udivmod<mode>4): Ditto.
333 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
335 * config/i386/i386.md (maxmin_int): Rename code attribute from
336 maxminiprefix and update all users.
337 (maxmin_float): Ditto from maxminfprefix.
338 (logic): Ditto from logicprefix.
339 (absneg_mnemonic): Ditto from absnegprefix.
340 * config/i386/mmx.md: Update all users of maxminiprefix,
341 maxminfprefix and logicprefix for rename.
342 * config/i386/sse.md: Ditto.
343 * config/i386/sync.md (sync_<code><mode>): Update for
346 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
349 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
350 warnings converted to errors.
352 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
354 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
355 used insn_type variable.
356 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
357 to avoid set-but-not-used warning.
359 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
361 * df-core.c (df_ref_debug): Change format string placeholder
363 * dwarf2asm.c (dw2_asm_output_data_raw,
364 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
365 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
366 * dwarf2out.c (output_cfi, output_cfi_directive,
367 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
368 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
370 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
371 * print-rtl.c (print_rtx): Ditto.
373 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
376 * builtins.c (expand_builtin_pow_root): New function to expand pow
377 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
378 series of sqrt and cbrt calls under -ffast-math.
379 (expand_builtin_pow): Call it.
381 2010-04-14 Michael Matz <matz@suse.de>
383 PR tree-optimization/42963
384 * tree-cfg.c (touched_switch_bbs): New static variable.
385 (group_case_labels_stmt): New function broken out from ...
386 (group_case_labels): ... here, use the above.
387 (start_recording_case_labels): Allocate touched_switch_bbs.
388 (end_recording_case_labels): Deallocate it, call
389 group_case_labels_stmt.
390 (gimple_redirect_edge_and_branch): Remember index of affected BB.
392 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
394 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
397 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
399 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
401 2010-04-13 Jan Hubicka <jh@suse.cz>
403 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
404 of optimized out static functions.
405 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
406 cost computation. Also sanity check for overflows.
407 (update_caller_keys): Update cgraph_edge_badness call; properly
408 update fibheap and sanity check that it is up to date.
409 (add_new_edges_to_heap): Update cgraph_edge_badness.
410 (cgraph_decide_inlining_of_small_function): Likewise;
411 add sanity checking that badness in heap is up to date;
412 improve dumping of reason; Update badness of calls to the
413 offline copy of function currently inlined; dump badness
414 of functions not inlined because of unit growth limits.
416 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
419 * c-common.c (pointer_int_sum): Disregard overflow that occured only
420 because of sign-extension change when converting to sizetype here...
421 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
423 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
424 the folding to constants. Remove redundant final conversion.
425 (fold_binary) <associate>: Do not associate if the re-association of
426 constants alone overflows.
427 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
428 to the end of the list.
429 (multiple_of_p) <COND_EXPR>: New case.
431 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
433 * opt-functions.awk (opt_sanitized_name): New.
435 * optc-gen.awk: Use it
436 * opth-gen.awk: Use it.
438 2010-04-13 Martin Jambor <mjambor@suse.cz>
440 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
441 (sra_modify_assign): Delete stmts loading dead data even if racc has no
442 children. Call replace_uses_with_default_def_ssa_name to handle
445 2010-04-13 Michael Matz <matz@suse.de>
448 * builtins.c (expand_builtin_interclass_mathfn): Also create
449 a register if the predicate doesn't match.
451 2010-04-13 Diego Novillo <dnovillo@google.com>
453 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
454 * c-pch.c: Include timevar.h.
455 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
456 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
457 * ggc-common.c: Include timevar.h.
458 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
459 * timevar.def (TV_PCH_SAVE): Define.
460 (TV_PCH_CPP_SAVE): Define.
461 (TV_PCH_PTR_REALLOC): Define.
462 (TV_PCH_PTR_SORT): Define.
463 (TV_PCH_RESTORE): Define.
464 (TV_PCH_CPP_RESTORE): Define.
466 2010-04-13 Michael Matz <matz@suse.de>
468 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
470 (can_reassociate_p): New function.
471 (break_up_subtract_bb, reassociate_bb): Use it.
473 2010-04-13 Richard Guenther <rguenther@suse.de>
476 * builtins.c (c_readstr): Fix assert.
478 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
480 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
481 when generating cltd insn.
483 (*ashl<mode>3_1): Remove special handling for register operand 2.
484 (*ashlsi3_1_zext): Ditto.
486 (*ashlhi3_1_lea): Ditto.
488 (*ashlqi3_1_lea): Ditto.
489 (*<shiftrt_insn><mode>3_1): Ditto.
490 (*<shiftrt_insn>si3_1_zext): Ditto.
491 (*<shiftrt_insn>qi3_1_slp): Ditto.
492 (*<rotate_insn><mode>3_1): Ditto.
493 (*<rotate_insn>si3_1_zext): Ditto.
494 (*<rotate_insn>qi3_1_slp): Ditto.
496 2010-04-13 Richard Guenther <rguenther@suse.de>
498 * tree-ssa-structalias.c (callused_id): Remove.
499 (call_stmt_vars): New.
500 (get_call_vi): Likewise.
501 (lookup_call_use_vi): Likewise.
502 (lookup_call_clobber_vi): Likewise.
503 (get_call_use_vi): Likewise.
504 (get_call_clobber_vi): Likewise.
505 (make_transitive_closure_constraints): Likewise.
506 (handle_const_call): Adjust to do per-call call-used handling.
507 (handle_pure_call): Likewise.
508 (find_what_var_points_to): Remove general callused handling.
509 (init_base_vars): Likewise.
510 (init_alias_vars): Initialize call_stmt_vars.
511 (compute_points_to_sets): Process call-used and call-clobbered
512 vars for call statements.
513 (delete_points_to_sets): Free call_stmt_vars.
515 2010-04-13 Richard Guenther <rguenther@suse.de>
517 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
518 Only add RW dependence for dependence distance zero.
519 Adjust maximal vectorization factor according to dependences.
520 Move alignment handling ...
521 (vect_find_same_alignment_drs): ... here. New function.
522 (vect_analyze_data_ref_dependences): Adjust.
523 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
524 (vect_analyze_data_refs): Adjust minimal vectorization factor
525 according to data references.
526 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
527 dependences before determining the vectorization factor.
528 Analyze alignment after determining the vectorization factor.
529 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
530 dependences before alignment.
531 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
533 (vect_analyze_data_refs): Likewise.
534 (MAX_VECTORIZATION_FACTOR): New define.
536 2010-04-13 Duncan Sands <baldrick@free.fr>
538 * except.h (lang_eh_type_covers): Remove.
539 * except.c (lang_eh_type_covers): Likewise.
541 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
542 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
544 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
545 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
546 UNITS_PER_LONG where it is ABI relevant.
547 (s390_return_addr_rtx): Likewise.
548 (s390_back_chain_rtx): Likewise.
549 (s390_frame_area): Likewise.
550 (s390_frame_info): Likewise.
551 (s390_initial_elimination_offset): Likewise.
552 (save_gprs): Likewise.
553 (s390_emit_prologue): Likewise.
554 (s390_emit_epilogue): Likewise.
555 (s390_function_arg_advance): Likewise.
556 (s390_function_arg): Likewise.
557 (s390_va_start): Likewise.
558 (s390_gimplify_va_arg): Likewise.
559 (s390_function_profiler): Likewise.
560 (s390_optimize_prologue): Likewise.
561 (s390_rtx_costs): Likewise.
562 (s390_secondary_reload): Likewise.
563 (s390_promote_function_mode): Likewise.
564 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
565 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
567 (s390_unwind_word_mode): New function.
568 (s390_function_value): Split 64 bit values into register pair if
569 used as return value.
570 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
571 function call parameters. Handle parallels.
572 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
573 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
574 (DWARF_CIE_DATA_ALIGNMENT): New macro.
575 (s390_expand_setmem): Remove unused variable src_addr.
576 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
577 deal with 64 bit registers.
578 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
579 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
580 (UNITS_PER_LONG): New macro.
581 * libjava/include/s390-signal.h: Define extended ucontext
582 structure containing the upper halfs of the 64 bit registers.
584 2010-04-13 Simon Baldwin <simonb@google.com>
586 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
588 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
590 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
591 rvalue on the RHS if the LHS is of a non-renamable type.
592 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
594 2010-04-13 Matthias Klose <doko@ubuntu.com>
596 * gcc.c (cc1_options): Handle -iplugindir before processing
597 the cc1 spec. Only add -iplugindir once.
598 (cpp_unique_options): Add -iplugindir option if -fplugin* options
600 * common.opt (iplugindir): Remove `Separate' property, initialize.
601 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
603 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
604 (distclean): Remove plugin dir.
605 * doc/invoke.texi: Document -iplugindir.
607 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
609 * doc/plugins.texi (Loading Plugins): Document short
611 (Plugin API): Mention default_plugin_dir_name function.
613 * gcc.c (find_file_spec_function): Add new declaration.
614 (static_spec_func): Use it for "find-file".
615 (find_file_spec_function): Add new function.
616 (cc1_options): Add -iplugindir option if -fplugin* options found.
618 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
620 * plugin.c (add_new_plugin): Updated comment, and handle short
622 (default_plugin_dir_name): Added new function.
624 * common.opt (iplugindir): New option to set the plugin directory.
626 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
628 * config/i386/i386.md (any_rotate): New code iterator.
629 (rotate_insn): New code attribute.
631 (SWIM124): New mode iterator.
632 (<rotate_insn>ti3): New expander.
633 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
634 any_rotate code iterator.
635 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
636 using any_rotate code iterator and SWIM124 mode iterator.
637 (ix86_rotlti3): New insn_and_split pattern.
638 (ix86_rotrti3): Ditto.
639 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
640 ix86_rotl{di,ti}3 patterns.
641 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
642 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
643 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
644 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
645 code iterator and SWI mode iterator.
646 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
647 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
649 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
650 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
651 (bswap rotatert splitter): Add splitter.
652 (bswap splitter): Macroize splitter using any_rotate code iterator.
653 Add insn predicate to split only for TARGET_USE_XCHGB or when
654 optimizing function for size.
656 2010-04-12 Steve Ellcey <sje@cup.hp.com>
658 * config/pa/pa.c (emit_move_sequence): Remove use of
659 deleted variable flag_argument_noalias.
661 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
663 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
665 Add to unsupported targets list.
666 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
667 sparc*-sun-solaris2.[567]* from target lists.
668 * configure: Regenerate.
669 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
671 Remove Solaris 7 patch references.
672 (Specific, sparc-sun-solaris2.7): Removed.
673 (sparc-sun-solaris2*): Update Solaris 7 example.
674 (sparc64-*-solaris2*): Likewise.
676 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
678 * config.build (alpha*-dec-osf4*): Remove.
679 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
680 of obsolete configurations.
681 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
683 * config/alpha/t-osf4: Renamed to ...
684 * config/alpha/t-osf5: ... this.
685 * config/alpha/osf.h: Renamed to ...
686 * config/alpha/osf5.h: ... this.
687 Merged old osf5.h contents.
689 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
690 (EXTRA_SPECS): Removed.
691 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
692 reflect removal of Tru64 UNIX V4.0/V5.0 support.
695 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
697 * doc/contrib.texi (Contributors, Rainer Orth): Update.
699 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
702 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
703 __thiscall convention.
705 2010-04-12 Steve Ellcey <sje@cup.hp.com>
707 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
709 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
711 2010-04-12 Steve Ellcey <sje@cup.hp.com>
713 * function.c (assign_parms_initialize_all): Add unused attribute
716 2010-04-12 Richard Guenther <rguenther@suse.de>
718 * gsstruct.def (GSS_CALL): New.
719 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
720 * gimple.h: Include tree-ssa-alias.h.
721 (struct gimple_statement_call): New.
722 (union gimple_statement_struct_d): Add gimple_call member.
723 (gimple_call_reset_alias_info): Declare.
724 (gimple_call_use_set): New function.
725 (gimple_call_clobber_set): Likewise.
726 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
727 * gimple.c (gimple_call_reset_alias_info): New function.
728 (gimple_build_call_1): Call it.
729 * lto-streamer-in.c (input_gimple_stmt): Likewise.
730 * tree-inline.c (remap_gimple_stmt): Likewise.
731 (expand_call_inline): Remove callused handling.
732 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
733 * tree-dfa.c (dump_variable): Likewise.
734 * tree-parloops.c (parallelize_loops): Likewise.
735 * tree-ssa.c (init_tree_ssa): Likewise.
736 (delete_tree_ssa): Likewise.
737 * tree-flow-inline.h (is_call_used): Remove.
738 * tree-flow.h (struct gimple_df): Remove callused member.
739 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
740 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
741 (ref_maybe_used_by_call_p_1): Simplify.
742 (call_may_clobber_ref_p_1): Likewise.
743 * tree-ssa-structalias.c (compute_points_to_sets): Set
744 the call stmt used and clobbered sets.
745 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
746 (find_tail_calls): Verify the tail call.
748 2010-04-12 Richard Guenther <rguenther@suse.de>
750 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
751 single-iteration always-inline inlining.
752 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
753 (cgraph_decide_inlining): Do not handle always-inline specially.
754 (try_inline): Remove always-inline cycle detection special case.
755 Do not recurse on always-inlines.
756 (cgraph_early_inlining): Do not iterate if not optimizing.
757 (cgraph_gate_early_inlining): remove.
758 (pass_early_inline): Run unconditionally.
759 (gate_cgraph_decide_inlining): New function.
760 (pass_ipa_inline): Use it. Do not run the IPA inliner if
761 not inlining or optimizing.
762 (cgraph_decide_inlining_of_small_functions): Also consider
763 always-inline functions.
764 (cgraph_default_inline_p): Return true for nodes which should
765 disregard inline limits.
766 (estimate_function_body_sizes): Assume zero size and time for
767 nodes which are marked as disregarding inline limits.
768 (cgraph_decide_recursive_inlining): Do not perform recursive
769 inlining on always-inline nodes.
771 2010-04-12 Jakub Jelinek <jakub@redhat.com>
774 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
775 for exprs satisfying handled_component_p.
777 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
779 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
780 non-constant aggregate elements.
782 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
783 is a real initialization.
785 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
788 * c-decl.c (start_function): Move forward check for nested function.
790 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
792 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
793 * config/sh/sh.c: Include reload.h.
794 (sh_legitimize_reload_address): New.
795 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
796 sh_legitimize_reload_address.
798 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
800 * config/sh/sh.md (*movqi_pop): New insn pattern.
801 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
803 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
805 * config/i386/i386.md (any_shiftrt): New code iterator.
806 (shiftrt_insn): New code attribute.
808 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
809 using any_shiftrt code iterator.
810 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
811 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
812 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
813 pattern from corresponding peephole2 patterns.
814 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
815 using any_shiftrt code iterator.
816 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
817 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
818 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
819 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
820 *{ashr,lshr}<mode>3_cmp_zext.
821 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
823 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
825 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
827 (*lshr<mode>3_cconly): Ditto.
829 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
831 * config/i386/i386.md (lshr<mode>3): Macroize expander from
832 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
833 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
834 pattern from *lshr{di,ti}3_1 and corresponding splitters using
836 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
837 from corresponding peephole2 patterns.
838 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
839 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
840 and *lshrdi3_1_rex64 using SWI mode iterator.
841 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
842 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
843 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
844 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
845 and *lshrdi3_cmp_rex64 using SWI mode iterator.
846 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
847 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
848 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
849 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
852 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
854 * config/i386/i386.md (ashr<mode>3): Macroize expander from
855 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
856 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
857 pattern from *ashr{di,ti}3_1 and corresponding splitters using
859 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
860 from corresponding peephole2 patterns.
861 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
862 (ashrsi3_cvt): Rename from ashrsi3_31.
863 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
864 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
865 and x86_64_shift_adj_3 using SWI48 mode iterator.
866 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
867 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
868 and *ashrdi3_1_rex64 using SWI mode iterator.
869 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
870 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
871 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
872 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
873 and *ashrdi3_cmp_rex64 using SWI mode iterator.
874 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
875 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
876 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
877 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
879 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
880 * config/i386/i386.c (ix86_split_ashr): Update for renamed
881 x86_shift<mode>_adj_3 expanders.
883 2010-04-10 Wei Guozhi <carrot@google.com>
886 * config/arm/arm.c (arm_pic_static_addr): New function.
887 (legitimize_pic_address): Call arm_pic_static_addr when it detects
889 (arm_output_addr_const_extra): Output expression for new pattern.
890 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
892 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
894 * ira-costs.c (record_reg_classes): Ignore alternatives that are
897 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
898 * web.c: Include "insn-config.h" and "recog.h".
899 (union_match_dups): New function.
901 (union_defs): Don't try to recognize match_dups.
903 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
904 if doing so would replace the entire pattern.
906 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
910 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
911 and splitter pattern. Change splitter operand 1 predicate to
914 2010-04-09 Martin Jambor <mjambor@suse.cz>
916 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
917 lattices are addresses of CONST_DECLs with the same initial value.
918 (ipcp_print_all_lattices): Print values of CONST_DECLs.
919 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
921 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
922 Bernd Schmidt <bernds@codesourcery.com>
924 * loop-invariant.c (replace_uses): New static function.
925 (move_invariant_reg): Use it to ensure we can replace the uses.
927 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
929 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
931 (picochip_override_options): Enable section anchors only above -O1.
932 (picochip_reorg): Fixed a couple of build warnings.
934 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
936 * configure.ac (plugin -rdynamic test): Log result.
937 * configure: Regenerate.
938 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
939 (RDYNAMIC_SPEC): Define.
940 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
942 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
944 * configure.ac: Determine Sun ld version numbers.
945 (comdat_group): Restrict GNU ld version checks to gld.
946 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
947 (enable_comdat): Support --enable-comdat.
948 * configure: Regenerate.
949 * doc/install.texi (Configuration): Document --enable-comdat.
951 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
953 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
954 * config/sol2-gld.h: ... here.
955 * config.gcc (sparc*-*-solaris2*): Reflect this.
956 (i[34567]86-*-solaris2*): Use it.
958 2010-04-09 Steve Ellcey <sje@cup.hp.com>
960 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
962 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
964 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
967 * diagnostic.c (diagnostic_initialize): Initialize
968 some_warnings_are_errors.
969 (diagnostic_finish): New.
970 (diagnostic_action_after_output): Call it before exiting.
971 (diagnostic_report_diagnostic): Do not print message here. Set
972 some_warnings_are_errors.
973 * diagnostic.h (diagnostic_context): Delete
974 issue_warnings_are_errors_message. Add some_warnings_are_errors.
975 (diagnostic_finish): Declare.
976 * toplev.c (toplev_main): Call it before exit.
978 2010-04-09 Jason Merrill <jason@redhat.com>
981 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
985 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
986 based on a warning flag.
988 2010-04-09 Richard Guenther <rguenther@suse.de>
990 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
992 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
995 * varasm.c (default_assemble_visibility): Wrap vars that are
996 set, but unused, by targets without GAS.
997 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
998 Remove set, but unused, vars.
999 (rs6000_legitimize_tls_address): Likewise.
1000 (altivec_expand_dst_builtin): Likewise.
1001 * config/darwin.c (machopic_classify_symbol): Likewise.
1002 (machopic_indirection_name): Likewise.
1004 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1006 * config/i386/i386.md (DWI): New mode iterator.
1007 (S): New mode attribute.
1008 (shift_operand): Ditto.
1009 (shift_immediate_operand): Ditto.
1010 (ashl_input_operand): Ditto.
1011 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1012 using SDWIM mode iterator.
1013 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1014 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1016 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1017 from corresponding peephole2 patterns.
1018 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1019 and x86_64_shift_adj_1 using SWI48 mode iterator.
1020 (x86_shift<mode>_adj_2): Ditto.
1021 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1022 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1023 using SWI48 mode iterator.
1024 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1025 *ashldi3_cmp_rex64 using SWI mode iterator.
1026 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1027 *ashldi3_cconly_rex64 using SWI mode iterator.
1028 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1029 x86_shift<mode>_adj_{1,2}.
1030 (ix86_split_ashr): Ditto.
1031 (ix86_split_lshr): Ditto.
1033 2010-04-09 Richard Guenther <rguenther@suse.de>
1035 * target.h (builtin_conversion): Pass in input and output types.
1036 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1037 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1038 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1039 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1041 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1043 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1045 2010-04-09 Richard Guenther <rguenther@suse.de>
1048 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1050 2010-04-09 Richard Guenther <rguenther@suse.de>
1052 * tree-vectorizer.h (struct _stmt_vec_info): Document
1053 that vectype is the type of the LHS.
1054 (supportable_widening_operation, supportable_narrowing_operation):
1055 Get both input and output vector types as arguments.
1056 (vect_is_simple_use_1): Declare.
1057 (get_same_sized_vectype): Likewise.
1058 * tree-vect-loop.c (vect_determine_vectorization_factor):
1059 Set STMT_VINFO_VECTYPE to the vector type of the def.
1060 (vectorizable_reduction): Adjust.
1061 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1062 Adjust. Specify the output vector type.
1063 (vect_pattern_recog_1): Adjust.
1064 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1065 (vectorizable_call): Adjust.
1066 (vectorizable_conversion): Likewise.
1067 (vectorizable_operation): Likewise.
1068 (vectorizable_type_demotion): Likewise.
1069 (vectorizable_type_promotion): Likewise.
1070 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1072 (vect_is_simple_use_1): New function.
1073 (supportable_widening_operation): Get both input and output
1075 (supportable_narrowing_operation): Likewise.
1076 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1078 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1080 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1081 __thiscall and _thiscall as predefined macros.
1082 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1083 thiscall attribute handling.
1084 (ix86_comp_type_attributes): Likewise.
1085 (ix86_function_regparm): Likewise.
1086 (ix86_return_pops_args): Likewise.
1087 (init_cumulative_args): Likewise.
1088 (find_drap_reg): Likewise.
1089 (ix86_static_chain): Likewise.
1090 (x86_this_parameter): Likewise.
1091 (x86_output_mi_thunk): Likewise.
1092 (ix86_attribute_table): Add description for thiscall attribute.
1093 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1094 * doc/extend.texi: Add documentation for thiscall.
1096 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1099 * c.opt (Wint-to-pointer-cast): Available in C++.
1100 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1102 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1104 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1105 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1106 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1107 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1108 function type instead. Reorder and simplify checks.
1110 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1112 2010-04-08 Jing Yu <jingyu@google.com>
1113 Zdenek Dvorak <ook@ucw.cz>
1115 PR tree-optimization/42720
1116 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1117 loop unswitch conditions here from ...
1118 (tree_unswitch_single_loop): ... here.
1120 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1122 * tree-if-conv.c: Fix comments and simplify logic.
1124 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1126 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1127 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1128 (main_tree_if_conversion): Update call to tree_if_conversion.
1130 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1133 * doc/invoke.texi (-b,-V): Delete.
1134 * doc/tm.texi: Do not mention -b.
1135 * gcc.c (display_help): Delete -b and -V.
1136 (process_command): Delete -b and -V.
1137 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1139 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1140 Wolfgang Gellerich <gellerich@de.ibm.com>
1142 Implement target hook for loop unrolling
1143 * target.h (loop_unroll_adjust): Add a new target hook function.
1144 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1145 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1146 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1147 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1148 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1150 (decide_unroll_stupid): Likewise.
1152 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1155 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1157 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1159 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1160 (Specific, *-*-solaris2*): Likewise.
1161 Don't prefer Sun as over GNU as.
1163 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1165 * config/s390/s390.c (override_options): Adjust the z10
1166 defaults for max-unroll-times, max-completely-peeled-insns
1167 and max-completely-peel-times.
1169 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1171 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1172 instructions for z10.
1173 (s390_expand_setmem): Likewise.
1174 (s390_expand_cmpmem): Likewise.
1176 2010-04-08 Richard Guenther <rguenther@suse.de>
1178 PR tree-optimization/43679
1179 * tree-ssa-pre.c (eliminate): Only propagate copies.
1181 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1184 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1185 set but not used variable warning.
1187 2010-04-08 Wei Guozhi <carrot@google.com>
1190 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1191 (arm_size_rtx_costs): Call the new function when optimized for size.
1193 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1196 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1197 op0 is not a MEM, just return NULL instead of assertion
1199 (discover_nonconstant_array_refs): Don't walk debug stmts.
1201 2010-04-08 Doug Kwan <dougkwan@google.com>
1203 * configure.ac: Recognize gold and do not use its version number
1204 to test ld features.
1205 * configure: Regenerate.
1207 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1210 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1211 (negate_value): Move code to push elements to broken_up_substracts ...
1212 (eliminate_plus_minus_pair): ... here. Push operands that have no
1213 negative pair to plus_negates.
1214 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1216 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1218 * doc/install.texi (Configuration): Move description of
1219 --enable-lto, --with-libelf*, --enable-gold from Java section to
1222 * doc/generic.texi (Working with declarations)
1223 (Function Properties, C and C++ Trees): Fix typos.
1224 * doc/sourcebuild.texi (Top Level): Likewise.
1226 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1229 * tree.h (DECL_READ_P): Define.
1230 (struct tree_decl_common): Add decl_read_flag.
1231 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1232 a set but not used warning.
1233 (merge_decls): Merge DECL_READ_P flag.
1234 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1235 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1236 * c-common.c (handle_used_attribute, handle_unused_attribute):
1238 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1240 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1242 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1243 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1244 c_parser_binary_expression, c_parser_cast_expression,
1245 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1246 Call default_function_array_read_conversion instead of
1247 default_function_array_conversion where needed.
1248 (c_parser_unary_expression, c_parser_conditional_expression,
1249 c_parser_postfix_expression_after_primary, c_parser_initelt):
1250 Likewise. Call mark_exp_read where needed.
1251 (c_parser_statement_after_labels, c_parser_asm_operands,
1252 c_parser_typeof_specifier, c_parser_sizeof_expression,
1253 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1255 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1257 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1258 (warn_unused_but_set_parameter): Default to warn_unused
1260 * doc/invoke.texi: Document -Wunused-but-set-variable and
1261 -Wunused-but-set-parameter.
1263 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1264 used count variable.
1265 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1266 when operandN variables aren't used in the body of the expander
1268 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1269 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1270 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1271 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1272 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1273 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1274 * tree.c (PROCESS_ARG): Likewise.
1276 2010-04-07 Simon Baldwin <simonb@google.com>
1278 * diagnostic.h (diagnostic_override_option_index): New macro to
1279 set a diagnostic's option_index.
1280 * c-tree.h (c_cpp_error): Add warning reason argument.
1281 * opts.c (_warning_as_error_callback): New.
1282 (register_warning_as_error_callback): Store callback for
1283 warnings enabled via enable_warning_as_error.
1284 (enable_warning_as_error): Call callback, minor code tidy.
1285 * opts.h (register_warning_as_error_callback): Declare.
1286 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1287 response to -Werror=.
1288 (c_common_init_options): Register warning_as_error_callback in opts.c.
1289 * common.opt: Add -Wno-cpp option.
1290 * c-common.c (struct reason_option_codes_t): Map cpp warning
1291 reason codes to gcc option indexes.
1292 * (c_option_controlling_cpp_error): New function, lookup the gcc
1293 option index for a cpp warning reason code.
1294 * (c_cpp_error): Add warning reason argument, call
1295 c_option_controlling_cpp_error for diagnostic_override_option_index.
1296 * doc/invoke.texi: Document -Wno-cpp.
1298 2010-04-07 Richard Guenther <rguenther@suse.de>
1300 * ipa-reference.c (mark_load): Use get_base_address.
1301 (mark_store): Likewise.
1303 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1304 inserting GIMPLE_NOPs into the IL.
1305 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1306 Explicitly strip handled components and indirect references.
1308 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1309 folding address expressions.
1310 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1311 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1312 operand_equal_p to compare decls.
1313 (ptr_deref_may_alias_decl_p): Likewise.
1314 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1315 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1316 Handle reversed comparison ops.
1317 * tree-sra.c (asm_visit_addr): Use get_base_address.
1318 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1319 * ipa-reference.c (mark_address): Use get_base_address.
1321 2010-04-07 Richard Guenther <rguenther@suse.de>
1323 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1324 Propagate constants everywhere.
1326 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1329 * tree.c (MAX_INT_CACHED_PREC): Define.
1330 (nonstandard_integer_type_cache): New array.
1331 (build_nonstandard_integer_type): Cache results for precision
1332 <= MAX_INT_CACHED_PREC.
1334 2010-04-07 Richard Guenther <rguenther@suse.de>
1336 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1337 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1338 * common.opt: Likewise.
1339 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1340 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1341 (nonoverlapping_memrefs_p): Likewise.
1342 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1343 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1344 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1345 OPT_fargument_noalias_global for backward compatibility.
1347 2010-04-07 Richard Guenther <rguenther@suse.de>
1349 PR tree-optimization/43270
1350 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1351 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1352 * tree-ssa-pre.c (phi_translate_1): Adjust.
1353 (fully_constant_expression): Split out vn_reference handling to ...
1354 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1355 Fold reads from constant strings.
1356 (vn_reference_lookup): Handle fully constant references.
1357 (vn_reference_lookup_pieces): Likewise.
1358 * Makefile.in (expmed.o-warn): Add -Wno-error.
1360 2010-04-07 Martin Jambor <mjambor@suse.cz>
1362 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1364 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1367 * gcc.c: Add -static-libstdc++ to list of recognized options.
1369 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1371 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1373 2010-04-07 Richard Guenther <rguenther@suse.de>
1376 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1377 bases build simple mem attributes to retain points-to information.
1379 2010-04-07 Richard Guenther <rguenther@suse.de>
1382 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1383 preserve points-to related information.
1385 2010-04-07 Richard Guenther <rguenther@suse.de>
1388 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1389 discard plain indirect references.
1390 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1391 * tree.c (tree_nop_conversion): Likewise.
1393 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1396 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1398 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1400 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1401 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1403 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1405 * tree-if-conv.c: Fix indentation and comments.
1407 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1409 * tree-if-conv.c: Sort static functions in topological order.
1411 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1413 * tree-if-conv.c: Fix indentation and comments.
1415 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1418 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1419 lang_hooks.types.type_for_size instead of
1420 build_nonstandard_integer_type.
1421 When converting an unsigned type to signed, double its precision.
1422 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1423 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1424 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1427 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1430 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1431 POINTER_PLUS_EXPR for pointer types.
1433 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1436 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1437 * graphite-clast-to-gimple.c: Include langhooks.h.
1438 (max_signed_precision_type): New.
1439 (max_precision_type): Takes two types as arguments.
1440 (precision_for_value): New.
1441 (precision_for_interval): New.
1442 (gcc_type_for_interval): New.
1443 (gcc_type_for_value): New.
1444 (gcc_type_for_clast_term): New.
1445 (gcc_type_for_clast_red): New.
1446 (gcc_type_for_clast_bin): New.
1447 (gcc_type_for_clast_expr): Split up into several functions.
1448 (gcc_type_for_clast_eq): Rewritten.
1449 (compute_bounds_for_level): New.
1450 (compute_type_for_level_1): New.
1451 (compute_type_for_level): New.
1452 (gcc_type_for_cloog_iv): Removed.
1453 (gcc_type_for_iv_of_clast_loop): Rewritten.
1454 (graphite_create_new_loop): Compute the lower and upper bound types
1455 with gcc_type_for_clast_expr.
1456 (graphite_create_new_loop_guard): Same.
1457 (find_cloog_iv_in_expr): Removed.
1458 (compute_cloog_iv_types_1): Removed.
1459 (compute_cloog_iv_types): Removed.
1460 (gloog): Do not call compute_cloog_iv_types.
1461 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1463 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1464 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1465 (GBB_CLOOG_IV_TYPES): Removed.
1467 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1469 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1470 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1471 (detect_commutative_reduction): Same.
1473 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1475 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1476 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1478 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1479 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1480 (rewrite_commutative_reductions_out_of_ssa): Same.
1481 * passes.c (execute_function_todo): Call verify_ssa for every pass
1482 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1483 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1484 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1485 with an extra argument.
1486 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1487 verify_ssa only when the extra argument is true.
1488 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1489 with an extra argument.
1490 (tree_transform_and_unroll_loop): Same.
1492 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1494 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1495 for all the passes of the LNO having LOOP_CLOSED_SSA.
1496 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1497 * tree-loop-distribution.c (pass_loop_distribution): Same.
1498 * tree-pass.h (TODO_verify_loops): Removed.
1499 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1501 (pass_tree_unswitch): Same.
1502 (pass_predcom): Same.
1503 (pass_vectorize): Same.
1504 (pass_linear_transform): Same.
1505 (pass_graphite_transforms): Same.
1506 (pass_iv_canon): Same.
1507 (pass_complete_unroll): Same.
1508 (pass_complete_unrolli): Same.
1509 (pass_parallelize_loops): Same.
1510 (pass_loop_prefetch): Same.
1511 (pass_iv_optimize): Same.
1513 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1516 * passes.c (init_optimization_passes): Move pass_lim before
1517 pass_copy_prop and pass_dce_loop.
1519 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1522 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1523 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1524 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1525 MULTI_* defines for 4 argument vpermil2p* builtins.
1527 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1529 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1530 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1531 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1532 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1533 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1534 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1535 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1536 Use x86_maybe_negate_const_int to output insn mnemonic.
1537 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1538 check from instruction predicate. Update comments.
1539 * config/i386/sync.md (sync_add<mode>): Use
1540 x86_maybe_negate_const_int to output insn mnemonic.
1542 2010-04-06 Jan Hubicka <jh@suse.cz>
1544 PR tree-optimization/42906
1545 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1546 IGNORE_SELF argument. Set visited_control_parents for fully
1548 (find_obviously_necessary_stmts): Update call of
1549 mark_control_dependent_edges_necessary.
1550 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1552 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1554 * config/i386/i386.md: Remove comment about 'e' and 'E'
1557 2010-04-06 Richard Guenther <rguenther@suse.de>
1559 PR tree-optimization/43627
1560 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1561 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1564 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1566 * BASE-VER: Change to 4.6.0.
1569 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1572 2010-04-06 Richard Guenther <rguenther@suse.de>
1575 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1577 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1579 * doc/invoke.texi (Optimize Options): Document that LTO
1580 won't remove object access purely due to incompatible
1583 2010-04-04 Matthias Klose <doko@ubuntu.com>
1585 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1586 Initialize variable.
1588 2010-04-03 Richard Guenther <rguenther@suse.de>
1591 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1592 require a non-NULL MEM_OFFSET.
1594 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1596 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1597 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1598 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1599 config/alpha/predicates.md, config/arm/arm.md,
1600 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1601 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1602 config/darwin9.h, config/darwin.c, config/darwin.h,
1603 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1604 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1605 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1606 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1607 config/mips/mips.md, config/mn10300/mn10300.c,
1608 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1609 config/rs6000/aix.h, config/rs6000/dfp.md,
1610 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1611 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1612 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1613 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1614 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1615 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1616 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1617 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1618 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1619 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1620 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1621 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1622 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1623 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1624 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1625 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1626 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1627 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1628 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1629 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1630 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1631 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1632 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1633 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1634 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1635 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1636 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1637 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1638 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1639 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1640 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1641 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1642 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1643 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1644 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1645 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1647 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1650 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1651 * aclocal.m4: Regenerate.
1653 2010-04-02 Richard Guenther <rguenther@suse.de>
1655 PR tree-optimization/43629
1656 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1657 if we have seen a constant value.
1659 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1661 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1663 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1666 * arm.c (legitimize_tls_address): Adjust call to
1667 gen_tls_load_dot_plus_four.
1668 (arm_note_pic_base): New function.
1669 (arm_cannot_copy_insn_p): Use it.
1670 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1673 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1678 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1680 * Makefile.in ($(out_object_file)): Depend on
1681 gt-$(basename $(notdir $(out_file))).h.
1683 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1685 * config.gcc (lm32-*-rtems*): Add t-lm32.
1687 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1689 * config.gcc: Add lm32-*-rtems*.
1690 * config/lm32/rtems.h: New file.
1692 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1695 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1697 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1699 * dwarf2out.c (output_compilation_unit_header): For
1700 -gdwarf-4 use version 4 instead of version 3.
1701 (output_line_info): For version 4 and above emit additional
1702 maximum ops per insn header field.
1703 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1705 * dwarf2out.c (is_c_family, is_java): Remove.
1706 (lower_bound_default): New function.
1707 (add_bound_info, gen_descr_array_type_die): Use it.
1709 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1712 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1713 re-declaration when it happens in a function.
1715 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1717 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1718 (cgraph_remove_function_insertion_hook): Same.
1719 (cgraph_call_function_insertion_hooks): Same.
1721 2010-04-01 Richard Guenther <rguenther@suse.de>
1724 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1725 and TREE_THIS_VOLATILE.
1726 (copy_ref_info): Likewise.
1727 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1728 * tree.c (build6_stat): Ignore side-effects of all but arg5
1729 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1732 2010-04-01 Richard Guenther <rguenther@suse.de>
1734 PR tree-optimization/43607
1735 * ipa-type-escape.c (check_call): Do not access non-existing
1738 2010-04-01 Richard Guenther <rguenther@suse.de>
1742 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1743 Jack Howarth <howarth@bromo.med.uc.edu>
1745 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1748 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1750 * doc/install.texi (Prerequisites): Document libelf usability on
1751 IRIX 5/6 and Solaris 2.
1752 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1753 Update GNU as, GNU ld requirements.
1754 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1755 Document Sun Studio compiler download.
1756 Update and simplify as, ld recommendations.
1757 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1759 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1761 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1762 with_tune_32 to pentium4.
1764 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1766 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1768 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1770 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1771 obsoletion, removal.
1773 Document GNU as requirement.
1774 Update configure requirements.
1775 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1776 Recomment IRIX 6.5.18+.
1777 Document IDF/IDL requirement.
1778 Document GNU as requirement.
1779 Document GNU ld bootstrap failure.
1780 Remove freeware.sgi.com reference.
1782 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1784 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1785 UNIX V4.0, V5.0 obsoletion, removal.
1786 Remove --with-gc=simple reference.
1787 Update VM requirements during bootstrap.
1788 Remove -oldas bootstrap description.
1789 Update binutils reference.
1790 Remove comparison failure note.
1792 2010-03-31 Richard Guenther <rguenther@suse.de>
1793 Zdenek Dvorak <ook@ucw.cz>
1794 Sebastian Pop <sebastian.pop@amd.com>
1797 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1798 with multiple arguments.
1799 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1801 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1803 * graphite-dependences.c (print_pddr): Call print_pdr with an
1805 * graphite-poly.c (debug_pdr): Add an extra argument for the
1808 (print_pbb_domain): Same.
1810 (print_scop_context): Same.
1812 (print_cloog): Same.
1813 (debug_pbb_domain): Same.
1817 (debug_scop_context): Same.
1819 (debug_cloog): Same.
1820 (print_scop_params): Same.
1821 (debug_scop_params): Same.
1822 (print_iteration_domain): Same.
1823 (print_iteration_domains): Same.
1824 (debug_iteration_domain): Same.
1825 (debug_iteration_domains): Same.
1826 (print_scattering_function): Same.
1827 (print_scattering_functions): Same.
1828 (debug_scattering_function): Same.
1829 (debug_scattering_functions): Same.
1830 * graphite-poly.h (debug_pdr): Update declaration.
1832 (print_pbb_domain): Same.
1834 (print_scop_context): Same.
1836 (print_cloog): Same.
1837 (debug_pbb_domain): Same.
1841 (debug_scop_context): Same.
1843 (debug_cloog): Same.
1844 (print_scop_params): Same.
1845 (debug_scop_params): Same.
1846 (print_iteration_domain): Same.
1847 (print_iteration_domains): Same.
1848 (debug_iteration_domain): Same.
1849 (debug_iteration_domains): Same.
1850 (print_scattering_function): Same.
1851 (print_scattering_functions): Same.
1852 (debug_scattering_function): Same.
1853 (debug_scattering_functions): Same.
1855 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1857 * graphite-poly.c (print_scattering_function_1): New.
1858 (print_scattering_function): Call it.
1859 (print_scop_params): Remove spaces at the end of lines.
1862 * graphite-poly.h (print_cloog): Declared.
1863 (debug_cloog): Declared.
1865 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1867 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1869 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1870 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1871 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1872 to switch between adding the IV bump in loop->latch or in loop->header.
1874 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1876 * graphite-poly.c (print_scattering_function): Pretty print following
1879 (print_pbb_domain): Same.
1880 (dump_gbb_cases): Same.
1881 (dump_gbb_conditions): Same.
1884 (print_scop_params): Same.
1885 (print_scop_context): Same.
1887 (print_pbb_body): New.
1888 (lst_indent_to): New.
1889 (print_lst): Start new lines with a #.
1890 * graphite-poly.h (pbb_bb): New.
1891 (pbb_index): Use pbb_bb.
1892 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1894 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1896 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1898 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1899 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1900 and 0 instead of 1 for dw_val_class_flag.
1901 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1902 dw_val_class_range_list, dw_val_class_loc_list,
1903 dw_val_class_lineptr and dw_val_class_macptr, use
1904 DW_FORM_flag_present for dw_val_class_flag and
1905 DW_FORM_exprloc for dw_val_class_loc.
1906 (output_die): For -gdwarf-4 print dw_val_class_loc
1907 size as uleb128 instead of 1 or 2 bytes and don't print
1908 anything for dw_val_class_flag.
1910 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1911 instead of cselib_lookup following by tweaking locs->setting_insn.
1914 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1915 even before returning from label, setjmp call or volatile asm
1918 2010-03-31 Richard Guenther <rguenther@suse.de>
1921 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1922 temporary data on stack.
1924 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1926 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1927 (PUSHSECTION_ASM_OP): Remove.
1928 (POPSECTION_ASM_OP): Remove.
1929 (PUSHSECTION_FORMAT): Remove.
1930 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1931 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1932 * config/sol2.c (solaris_output_init_fini): Use it.
1934 2010-03-31 Jie Zhang <jie@codesourcery.com>
1937 * opt-functions.awk (var_type_struct): Use signed char type
1938 for simple variables.
1940 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1942 * config/sol2.c: Include output.h.
1943 (solaris_assemble_visibility): New function.
1944 * config/t-sol2 (sol2.o): Add output.h dependency.
1945 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1946 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1949 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1952 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1953 V2SImode or XFmode on PRE_DEC.
1956 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1959 2010-03-31 Jie Zhang <jie@codesourcery.com>
1962 * reload.h (caller_save_initialized_p): Declare.
1963 * toplev.c (backend_init_target): Don't call
1964 init_caller_save but set caller_save_initialized_p to false.
1965 * caller-save.c (caller_save_initialized_p): Define.
1966 (init_caller_save): Check caller_save_initialized_p.
1967 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1969 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1972 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1973 and soft-fp/t-softfp to tmake_file.
1974 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1975 (LIBGCC2_TF_CEXT): Define.
1978 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1981 * cselib.c (n_useless_values): Document handling of debug locs.
1982 (n_useless_debug_values, n_debug_values): New variables.
1983 (new_elt_loc_list): Don't add to debug values, keep count.
1984 (promote_debug_loc): New.
1985 (cselib_reset_table): Zero new variables.
1986 (entry_and_rtx_equal_p): Promote debug locs.
1987 (discard_useless_locs): Increment n_useless_debug_values for
1989 (remove_useless_values): Adjust n_useless_values and n_debug_values
1990 with n_useless_debug_values.
1991 (add_mem_for_addr): Promote debug locs.
1992 (cselib_lookup_mem): Likewise.
1993 (cselib_lookup_addr): Renamed to...
1994 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1995 (cselib_log_lookup): ... this. Turn into...
1996 (cselib_lookup_addr): ... new wrapper.
1997 (cselib_lookup_from_insn): New.
1998 (cselib_invalidate_regno): Increment n_useless_debug_values for
2000 (cselib_invalidate_mem): Likewise.
2001 (cselib_process_insn): Take n_deleted and n_debug_values into
2002 account to guard remove_useless_value call.
2003 (cselib_finish): Zero n_useless_debug_values.
2004 * cselib.h (cselib_lookup_from_insn): Declare.
2005 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2006 (sched_analyze_2): Likewise.
2008 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2010 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2012 (adjust_mems): Replace narrowing SUBREG of expression containing
2013 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2014 with operations in the narrower mode.
2017 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2018 regs_invalidated_by_call instead all call_used_reg_set registers.
2020 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2023 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2024 pointer comparisons with types_compatible_p.
2025 * tree-vect-stmts.c (vectorizable_call): Same.
2026 (vectorizable_condition): Same.
2028 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2030 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2031 stack check if the mask would be zero.
2033 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2034 Jack Howarth <howarth@bromo.med.uc.edu>
2036 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2039 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2042 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2044 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2045 Include ___unordxf2 and ___unordtf2.
2046 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2049 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2051 * config/lm32/t-lm32: New file.
2052 * config.gcc: Use the above file when targetting lm32.
2054 2010-03-28 Duncan Sands <baldrick@free.fr>
2056 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2058 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2061 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2062 Improve vectorization cost model diagnostic.
2064 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2067 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2068 compute_data_dependences_for_loop returns false, early exit
2069 and output an extra diagnostic for the failed data reference
2072 2010-03-29 Richard Guenther <rguenther@suse.de>
2074 PR tree-optimization/43560
2075 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2076 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2078 2010-03-29 Jie Zhang <jie@codesourcery.com>
2081 * toplev.c (process_options): Set optimization_default_node
2082 and optimization_current_node.
2083 * opts.c (decode_options): Don't set optimization_default_node
2084 and optimization_current_node.
2086 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2088 * config/rtems.h: Abandon -qrtems_debug.
2090 2010-03-28 Jan Hubicka <jh@suse.cz>
2092 PR tree-optimization/43505
2093 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2094 map should not be copied.
2096 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2099 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2100 cdtors, set DECL_PRESERVE_P.
2101 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2104 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2106 PR tree-optimization/43528
2107 * stor-layout.c (place_field): Check that constant fits into
2108 unsigned HWI when skipping calculation of MS bitfield layout.
2110 2010-03-27 Jan Hubicka <jh@suse.cz>
2113 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2114 notice_global_symbol work.
2116 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2118 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2119 instead of dwarf2out_decl.
2120 (struct var_loc_node): Remove section_label field.
2121 (dwarf2out_function_decl): New function.
2122 (dwarf2out_var_location): Don't set section_label field.
2123 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2125 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2127 PR tree-optimization/43544
2128 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2129 First argument for builtin vectorized function hook is now a
2130 tree to be able to distinguish between machine specific and
2132 * targhooks.c (default_builtin_vectorized_function): Ditto.
2133 * targhooks.h (default_builtin_vectorized_function): Ditto.
2134 * target.h (struct gcc_target): Ditto.
2135 * tree-vect-stmts.c (vectorizable_function): Ditto.
2136 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2137 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2140 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2143 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2144 nested binding iff it is a FUNCTION_DECL.
2145 (store_parm_decls_newstyle): Pass nested=true to bind for
2146 FUNCTION_DECLs amongst parameters.
2148 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2150 * var-tracking.c (vt_expand_loc_callback): Don't run
2151 cselib_expand_value_rtx_cb in dummy mode if
2152 cselib_dummy_expand_value_rtx_cb returned false.
2154 * var-tracking.c (emit_note_insn_var_location): For one part
2155 notes with offset 0, don't add EXPR_LIST around the location.
2156 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2157 add_location_or_const_value_attribute): Adjust for that change.
2160 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2161 into first operand and location into second.
2162 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2163 dw_cfi_oprnd_loc for DW_CFA_expression.
2164 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2165 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2166 assume first argument is regnum and second argument is location.
2168 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2171 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2172 of scratch register to DImode. Split to DImode comparison operator.
2173 Use SImode subreg of scratch register in the multiplication.
2174 (*cmp_sadd_sidi): Ditto.
2175 (*cmp_ssub_si): Ditto.
2176 (*cmp_ssub_sidi): Ditto.
2178 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2181 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2182 Remove invalid assert and wrong comment.
2184 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2187 * flags.h (final_insns_dump_p): New extern.
2188 * final.c (final_insns_dump_p): New variable.
2189 (rest_of_clean_state): Set it before -fdump-final-insns=
2190 dumping, clear afterwards.
2191 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2192 MEM_ALIAS_SET on MEMs.
2194 2010-03-26 David S. Miller <davem@davemloft.net>
2196 * configure.ac: Fix sparc GOTDATA_OP bug check.
2197 * configure: Rebuild.
2199 2010-03-26 Alan Modra <amodra@gmail.com>
2201 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2203 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2205 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2206 TLS_SECTION_ASM_FLAG.
2208 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2211 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2212 Clear first_function_block_is_cold.
2215 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2216 argument if the argument is truth_value_p.
2218 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2220 * config/rs6000/constraints.md: Update copyright year for my changes.
2223 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2224 used in reg+reg addressing, swap registers.
2226 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2229 * target.h (struct gcc_target): Add code_end hook.
2230 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2232 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2233 * toplev.c (compile_file): Call targetm.asm_out.code_end
2234 hook before unwind info/debug info output.
2235 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2236 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2237 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2238 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2239 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2240 * config/i386/i386.c (ix86_file_end): Renamed to...
2241 (ix86_code_end): ... this. Make static. Don't call
2242 file_end_indicate_exec_stack. Emit unwind info using
2243 final_start_function/final_end_function.
2244 (darwin_x86_file_end): Remove.
2245 (TARGET_ASM_CODE_END): Define.
2246 * config/i386/i386.h (TARGET_ASM_FILE_END,
2247 NEED_INDICATE_EXEC_STACK): Don't define.
2248 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2249 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2250 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2251 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2254 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2255 at the beginning and final_end_function at the end.
2256 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2258 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2260 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2261 and Sun as TLS syntax.
2262 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2263 * configure: Regenerate.
2264 * config.in: Regenerate.
2265 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2266 (default_elf_asm_named_section): Use it.
2267 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2268 (i386_output_dwarf_dtprel): Likewise.
2269 (output_addr_const_extra): Likewise.
2270 (output_pic_addr_const): Lowercase @GOTTPOFF.
2271 (output_addr_const_extra): Likewise.
2272 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2273 (output_addr_const_extra): Likewise.
2274 (output_pic_addr_const): Lowercase @INDNTPOFF.
2275 (output_addr_const_extra): Likewise.
2276 (output_pic_addr_const): Lowercase @NTPOFF.
2277 (output_addr_const_extra): Likewise.
2278 (output_pic_addr_const): Lowercase @TPOFF.
2279 (output_addr_const_extra): Likewise.
2280 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2281 (*tls_global_dynamic_64): Likewise.
2282 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2283 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2285 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2286 (ASM_OUTPUT_TLS_COMMON): Use it.
2287 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2290 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2291 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2292 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2293 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2294 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2295 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2297 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2299 * config/i386/i386.c (override_options): Don't accept
2300 -mtls-dialect=sun any longer.
2301 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2302 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2303 (*tls_local_dynamic_base_32_sun): Likewise.
2304 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2306 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2309 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2310 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2313 * ira.c (adjust_cleared_regs): New function.
2314 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2318 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2320 * expr.c (expand_expr_real): Restore previous
2321 curr_insn_source_location and curr_insn_block after
2322 expand_expr_real_1 call.
2323 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2324 instead of expand_expr_real_1.
2326 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2328 PR rtl-optimization/43413
2329 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2332 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2335 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2336 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2338 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2340 * config/i386/i386.c (ix86_target_string): Add -mfma.
2341 Fix a typo in comment.
2343 2010-03-22 Mike Stump <mikestump@comcast.net>
2346 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2347 Don't overly align based upon packed packed fields.
2349 2010-03-22 Jason Merrill <jason@redhat.com>
2351 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2352 Use () rather than [], and move before the element type.
2354 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2356 * doc/configfiles.texi (Configuration Files): Removed
2357 fixinc/Makefile*, intl/Makefile.*.
2358 * doc/makefile.texi: Fixed markup. Abstract from version
2359 control system used.
2360 (Makefile): Removed obsolete gcc/java/parse.y example.
2361 * doc/sourcebuild.texi: Likewise.
2362 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2363 libgomp, libssp. Removed fastjar.
2364 (Miscellaneous Docs): Clarify location.
2365 Added COPYING3, COPYING3.LIB.
2366 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2368 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2371 * config/i386/i386.c (x86_function_profiler)
2372 [!NO_PROFILE_COUNTERS]: Fix typo.
2373 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2376 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2377 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2379 * doc/sourcebuild.texi (Test Directives): Split into six
2380 subsections, with most of the current text in new subsections
2381 Directives, Selectors, and Final Actions.
2382 (Directives): Split list of test directives into multiple
2384 (Selectors): Describe use and syntax of selectors.
2385 (Effective-Target Keywords): Describe all existing keywords.
2386 (Add Options): Describe features for dg-add-options.
2387 (Require Support): Describe variants of dg-require-support.
2388 (Final Actions): Describe commands to use in dg-final.
2390 2010-03-22 Michael Matz <matz@suse.de>
2393 * recog.c (validate_replace_rtx_group): Replace also in
2394 REG_EQUAL and REG_EQUIV notes.
2396 2010-03-22 Richard Guenther <rguenther@suse.de>
2398 PR tree-optimization/43390
2399 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2400 sure vector extracts are type correct.
2402 2010-03-22 Richard Guenther <rguenther@suse.de>
2405 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2406 x * sqrt (x) even when optimizing for size if the target
2407 has native support for sqrt.
2409 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2411 * varasm.c (make_decl_rtl_for_debug): Also clear
2412 flag_mudflap for the duration of make_decl_rtl call.
2415 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2416 locs from preserved VALUEs.
2418 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2421 * pa.md (movmemsi): Set align to one if zero.
2422 (movmemdi): Likewise.
2424 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2427 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2428 with their corresponding prologue pushes.
2430 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2433 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2434 at the begining or end.
2435 (spu_expand_epilogue): Likewise.
2437 2010-03-20 Richard Guenther <rguenther@suse.de>
2439 PR rtl-optimization/43438
2440 * combine.c (make_extraction): Properly zero-/sign-extend an
2441 extraction of the low part of a CONST_INT. Also handle
2444 2010-03-19 Mike Stump <mikestump@comcast.net>
2446 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2447 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2448 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2450 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2453 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2456 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2458 PR rtl-optimization/42258
2459 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2460 use that may match DEF.
2463 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2464 the cost of loading the constant rather than assuming
2466 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2467 outer code is AND, do the same tests as the andsi3 expander and
2468 return COSTS_N_INSNS (1) if and is cheap.
2470 * optabs.c (avoid_expensive_constant): Fix formatting.
2472 2010-03-19 Michael Matz <matz@suse.de>
2475 * attribs.c (decl_attributes): When rebuilding a function pointer
2476 type use the same qualifiers as the original pointer type.
2478 2010-03-19 Martin Jambor <mjambor@suse.cz>
2480 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2481 and is_gimple_ip_invariant_address.
2483 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2486 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2488 * config/arm/arm.c (arm_override_options): Turn off
2489 flag_dwarf2_cfi_asm for AAPCS variants.
2491 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2494 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2495 Use PRE_MODIFY instead of PRE_DEC.
2496 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2497 (vfp_emit_fstmd): Likewise.
2499 2010-03-19 Michael Matz <matz@suse.de>
2502 * builtins.c (expand_builtin_interclass_mathfn,
2503 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2506 2010-03-19 Richard Guenther <rguenther@suse.de>
2508 PR tree-optimization/43415
2509 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2510 (phi_translate_1): ... this.
2511 (phi_translate): Move all caching here. Cache all NARY
2512 and REFERENCE translations.
2514 2010-03-19 David S. Miller <davem@davemloft.net>
2516 With help from Eric Botcazou.
2517 * config/sparc/sparc.c: Include dwarf2out.h.
2518 (emit_pic_helper): Delete.
2519 (pic_helper_symbol_name): Delete.
2520 (pic_helper_emitted_p): Delete.
2521 (pic_helper_needed): New.
2522 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2523 (get_pc_thunk_name): New.
2524 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2525 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2526 Set pic_helper_needed to true. Don't call emit_pic_helper.
2527 (sparc_expand_prologue): Update load_pic_register call.
2528 (sparc_output_mi_thunk): Likewise.
2529 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2530 thunk if possible. Output CFI information as needed.
2532 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2533 Jack Howarth <howarth@bromo.med.uc.edu>
2536 * config/i386/i386.h: Fix ABI on darwin x86-32.
2538 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2540 * tree.h: Declare make_decl_rtl_for_debug.
2541 * varasm.c (make_decl_rtl_for_debug): New.
2542 * dwarf2out.c (rtl_for_decl_location): Call it.
2543 * cfgexpand.c (expand_debug_expr): Call it.
2545 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2548 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2552 * var-tracking.c (vt_init_cfa_base): Do nothing if
2553 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2555 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2558 * var-tracking.c (canonicalize_vars_star): New.
2559 (dataflow_post_merge_adjust): Use it.
2561 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2564 * var-tracking.c (non_suitable_const): New function.
2565 (add_uses): For DEBUG_INSNs with constants, don't record any
2566 value, instead just the constant value itself.
2567 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2568 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2569 (emit_notes_in_bb): Likewise.
2570 (emit_note_insn_var_location): For onepart variables if
2571 cur_loc is a VOIDmode constant, use DECL_MODE.
2573 2010-03-18 Martin Jambor <mjambor@suse.cz>
2576 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2577 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2578 all non-clones. Moved call redirection...
2579 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2580 (cgraph_materialize_all_clones): Dispose of all
2581 combined_args_to_skip bitmaps.
2582 (verify_cgraph_node): Do not check for edges pointing to wrong
2583 nodes in inline clones.
2584 * tree-inline.c (copy_bb): Call
2585 cgraph_redirect_edge_call_stmt_to_callee.
2586 * ipa.c (cgraph_remove_unreachable_nodes): Call
2587 cgraph_node_remove_callees even when there are used clones.
2589 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2591 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2593 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2596 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2599 2010-03-18 Michael Matz <matz@suse.de>
2602 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2603 into sqrt(x) if we need to preserve signed zeros.
2605 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2606 Eric Botcazou <ebotcazou@adacore.com>
2608 PR rtl-optimization/43360
2609 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2610 note if we don't know its invariant status.
2612 2010-03-18 Michael Matz <matz@suse.de>
2614 PR tree-optimization/43402
2615 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2616 PHI chains of ssa names registered for update.
2618 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2621 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2622 non-offsettable and pre_modify update addressing.
2623 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2624 and "2" alternatives "#".
2625 (*movdd_softfloat32): Make all alternatives "#";
2626 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2627 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2628 (*movdf_softfloat32): Make all alternatives "#";
2629 (movdi): Use the new DIFD mode iterator to create a common splitter
2630 for movdi, movdf and movdd patterns.
2632 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2634 * common.opt (dumpdir): Remove redundant tab.
2636 2010-03-17 Martin Jambor <mjambor@suse.cz>
2638 PR tree-optimization/43347
2639 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2640 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2642 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2644 PR rtl-optimization/42216
2645 * regrename.c (create_new_chain): New function, broken out from...
2646 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2647 appending a use to an empty chain.
2648 (build_def_use): Remove previous changes that convert OP_INOUT to
2649 OP_OUT operands; instead detect the case where an OP_INOUT operand
2650 uses a previously untracked register and create an empty chain for it.
2652 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2654 * doc/extend.texi (Function Attributes): Rewrite unfinished
2655 sentence in ms_abi documentation.
2657 2010-03-17 Alan Modra <amodra@gmail.com>
2659 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2660 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2661 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2662 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2664 2010-03-16 Richard Henderson <rth@redhat.com>
2667 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2668 (lower_try_finally): Save and restore eh_seq around the expansion
2671 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2673 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2674 statements before splitting block.
2676 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2678 * doc/sourcebuild.texi (Testsuites): Fix markup.
2679 Use pathnames relative to gcc/testsuite.
2680 (Test Directives): Move description of how timeout is determined.
2681 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2682 (C Tests): Correct gcc.misc-tests directory.
2683 Framework tests now live in gcc.test-framework.
2685 2010-03-16 Richard Guenther <rguenther@suse.de>
2688 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2689 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2691 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2692 Alexandre Oliva <aoliva@redhat.com>
2694 PR tree-optimization/42917
2695 * lambda-code.c (remove_iv): Skip debug statements.
2696 (lambda_loopnest_to_gcc_loopnest): Likewise.
2697 (not_interesting_stmt): Debug statements are not interesting.
2699 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2703 * cselib.c (cselib_preserve_constants,
2704 cfa_base_preserved_val): New static variables.
2705 (preserve_only_constants): New function.
2706 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2707 clear its REG_VALUES. If cselib_preserve_constants, don't
2708 empty the whole hash table, but preserve there VALUEs with constants,
2709 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2710 (cselib_preserve_cfa_base_value): New function.
2711 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2712 (cselib_init): Change argument to int bitfield. Set
2713 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2715 (cselib_finish): Clear cselib_preserve_constants and
2716 cfa_base_preserved_val.
2717 * cselib.h (enum cselib_record_what): New enum.
2718 (cselib_init): Change argument to int.
2719 (cselib_preserve_cfa_base_value): New prototype.
2720 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2721 * dse.c (dse_step1): Likewise.
2722 * cfgcleanup.c (thread_jump): Likewise.
2723 * sched-deps.c (sched_analyze): Likewise.
2724 * gcse.c (local_cprop_pass): Likewise.
2725 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2726 If FN is non-NULL, call the callback always and whenever it returns
2727 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2728 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2729 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2730 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2731 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2732 * var-tracking.c: Include recog.h.
2733 (bb_stack_adjust_offset): Remove.
2734 (vt_stack_adjustments): Don't call it, instead just gather the
2735 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2736 (adjust_stack_reference): Remove.
2737 (compute_cfa_pointer): New function.
2738 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2739 (struct adjust_mem_data): New type.
2740 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2742 (get_address_mode): New function.
2743 (replace_expr_with_values): Use it.
2744 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2745 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2746 (adjust_sets): Remove.
2747 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2748 Use get_address_mode.
2749 (get_adjusted_src): Remove.
2750 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2751 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2752 (add_with_sets): Don't call adjust_sets.
2753 (fp_setter, vt_init_cfa_base): New functions.
2754 (vt_initialize): Change return type to bool. Move most of pool etc.
2755 initialization to the beginning of the function from end. Pass
2756 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2757 If !frame_pointer_needed, call vt_stack_adjustment before mos
2758 vector is filled, call vt_init_cfa_base if argp/framep has been
2759 eliminated to sp. If frame_pointer_needed and argp/framep has
2760 been eliminated to hard frame pointer, set
2761 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2762 encountering fp setter in the prologue. For MO_ADJUST, call
2763 log_op_type before pusing the op into mos vector, not afterwards.
2764 Call adjust_insn before cselib_process_insn/add_with_sets,
2765 call cancel_changes (0) afterwards.
2766 (variable_tracking_main_1): Adjust for vt_initialize calling
2767 vt_stack_adjustments and returning whether it succeeded or not.
2769 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2771 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2774 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2776 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2778 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2779 drap_reg has not been set.
2781 2010-03-15 Michael Matz <matz@suse.de>
2784 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2785 use it to expand block copies.
2786 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2787 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2788 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2790 2010-03-15 Richard Guenther <rguenther@suse.de>
2792 PR tree-optimization/43367
2793 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2796 2010-03-15 Richard Guenther <rguenther@suse.de>
2798 PR tree-optimization/43317
2799 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2801 2010-03-15 Martin Jambor <mjambor@suse.cz>
2803 PR tree-optimization/43141
2804 * tree-sra.c (create_abstract_origin): New function.
2805 (modify_function): Call create_abstract_origin.
2807 2010-03-15 Chris Demetriou <cgd@google.com>
2809 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2812 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2815 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2816 call insert_out_of_ssa_copy for default definitions.
2818 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2820 * graphite-clast-to-gimple.c (my_long_long): Defined.
2821 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2822 * graphite-sese-to-poly.c (my_long_long): Defined.
2823 (scop_ivs_can_be_represented): Use it.
2825 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2827 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2828 graphite-max-bbs-per-function, and loop-block-tile-size.
2829 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2831 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2833 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2835 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2836 forward declaration.
2837 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2838 (add_upper_bounds_from_estimated_nit): New.
2839 (build_loop_iteration_domains): Use it.
2841 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2843 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2845 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2848 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2849 should be an INTEGER_CST. Also handle CASE_CONVERT.
2851 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2853 * graphite.c (graphite_initialize): To bound the number of bbs per
2854 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2855 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2856 * doc/invoke.texi: Document it.
2858 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2860 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2861 * graphite-sese-to-poly.h (build_poly_scop): Same.
2863 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2865 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2866 the number of parameters in the scop. Use as an upper bound
2867 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2868 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2869 * doc/invoke.texi: Document it.
2871 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2873 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2874 * doc/c-tree.texi: Remove.
2875 * doc/generic.texi: Merge c-tree.texi here.
2876 * doc/gccint.texi (Trees): Remove menu entry.
2877 (c-tree.texi): Remove @include.
2878 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2879 * doc/languages.texi (Reading RTL): Ditto.
2881 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2884 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2886 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2889 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2890 code added to work around reload clobbering CONST insns.
2892 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2894 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2895 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2896 (cselib_preserve_only_values): Remove retain argument, don't
2897 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2898 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2899 * var-tracking.c (micro_operation): Move insn field before union.
2900 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2901 (struct variable_tracking_info_def): Remove n_mos field, change
2902 mos into a vector of micro_operations.
2903 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2904 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2905 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2906 changing into a vector.
2907 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2908 come before all other uops generated by add_stores.
2909 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2911 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2912 a vector. Run just one pass over the bbs instead of separate counting
2913 and computation phase.
2914 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2917 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2918 into *nonlocalized_list vector.
2919 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2920 even if origin is non-NULL.
2921 (gen_variable_die): Likewise.
2922 (process_scope_var): Don't change origin.
2923 (gen_decl_die): Likewise.
2924 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2925 before adding new edges instead of after it, fix moving over
2928 2010-03-11 David S. Miller <davem@davemloft.net>
2930 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2932 * configure: Rebuild.
2934 2010-03-11 Martin Jambor <mjambor@suse.cz>
2936 PR tree-optimization/43257
2937 * tree.c (assign_assembler_name_if_neeeded): New function.
2938 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2940 * tree.h (assign_assembler_name_if_neeeded): Declare.
2941 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2942 the function if needed.
2944 2010-03-11 Chris Demetriou <cgd@google.com>
2946 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2947 include/stdint-gcc.h, and include/stdint.h world-readable.
2949 2010-03-11 Richard Guenther <rguenther@suse.de>
2951 PR tree-optimization/43255
2952 * tree-vrp.c (process_assert_insertions_for): Do not insert
2953 asserts for trivial conditions.
2955 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2957 PR tree-optimization/43280
2958 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2959 generation. Move calculation of size out of the if branch.
2960 (find_bswap): Modify compare number generation.
2962 2010-03-11 Richard Guenther <rguenther@suse.de>
2965 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2966 (input_gimple_stmt): Fixup handled component types during
2967 operand read. Also fix up decls in ADDR_EXPRs.
2969 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2971 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2972 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2974 2010-03-10 Jan Hubicka <jh@suse.cz>
2977 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2978 * varasm.c (get_variable_section): Don't do that here...
2979 (make_decl_rtl): ... and here.
2980 (do_assemble_alias): Produce decl RTL.
2981 (assemble_alias): Likewise.
2983 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2986 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2987 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2989 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2990 (based_loc_descr): Only express drap or vdrap regno based expressions
2991 using DW_OP_fbreg when not optimizing.
2992 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2993 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2994 REG_CFA_SET_VDRAP note.
2996 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2998 PR tree-optimization/43236
2999 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3000 error in calculation of base address in reverse iteration case.
3001 (generate_builtin): Take number of latch executions if the statement
3004 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3007 * tree-eh.c: Include pointer-set.h.
3008 (lower_eh_dispatch): Filter out duplicate case labels and
3009 remove the unneeded edge when the label is unused. Return
3010 true when some edges are removed.
3011 (execute_lower_eh_dispatch): When any lowering resulted in
3012 removing an edge, also delete unreachable blocks.
3014 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3017 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3018 UNSPEC_MACHOPIC_OFFSET.
3020 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3023 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3024 (m68k_delegitimize_address): New function.
3026 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3029 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3032 * var-tracking.c (adjust_sets): New function.
3033 (count_with_sets, add_with_sets): Use it.
3034 (get_adjusted_src): New inline function.
3035 (add_stores): Use it.
3038 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3039 call cselib_dummy_expand_value_rtx_cb instead of
3040 cselib_expand_value_rtx_cb.
3043 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3044 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3045 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3046 and .cfi_endproc around the pic thunks.
3047 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3048 all queued unwind info register saves are saved before the call.
3049 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3050 considered as sp-=4 for unwind info and the pop as sp+=4 which
3051 also clobbers dest, but doesn't actually restore it.
3054 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3055 RTX_FRAME_RELATED_P.
3057 2010-03-09 Jie Zhang <jie@codesourcery.com>
3059 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3060 whitespaces in output template.
3062 2010-03-09 Jie Zhang <jie@codesourcery.com>
3064 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3067 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3069 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3070 builtins.exp in a separate job.
3072 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3074 * graphite-sese-to-poly.c (add_param_constraints): Use
3075 lower_bound_in_type and upper_bound_in_type.
3077 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3079 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3080 instead of unsigned_type_node.
3082 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3083 Reza Yazdani <reza.yazdani@amd.com>
3086 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3087 on pointer type parameters.
3089 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3093 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3094 handle conversions from pointer to integers.
3095 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3096 induction variable, to be able to work with code generated by CLooG.
3097 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3098 (build_poly_scop): Bail out if we cannot codegen a loop.
3100 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3102 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3103 code generation with gloog_error.
3105 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3107 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3108 Call fold_convert on all the returned values.
3109 (expand_scalar_variables_expr): Pass to
3110 expand_scalar_variables_ssa_name the type of the resulting expression.
3112 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3114 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3115 ppl_min_for_le_pointset.
3116 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3117 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3119 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3121 * graphite-dependences.c (map_into_dep_poly): Removed.
3122 (dependence_polyhedron_1): Use combine_context_id_scat.
3124 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3126 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3127 (struct poly_bb): Same.
3128 (combine_context_id_scat): New.
3130 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3133 * sese.c (name_defined_in_loop_p): Return false for default
3136 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3138 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3139 and clean up the logic.
3141 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3143 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3146 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3148 * var-tracking.c (remove_cselib_value_chains): Define only for
3150 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3151 delete_slot_part, emit_notes_for_differences_1): Don't call
3152 remove_cselib_value_chains here.
3153 (set_slot_part, emit_notes_for_differences_2): Don't call
3154 add_cselib_value_chains here.
3155 (preserved_values): New vector.
3156 (preserve_value): New function.
3157 (add_uses, add_stores, vt_add_function_parameters): Use it
3158 instead of cselib_preserve_value.
3159 (changed_values_stack): New vector.
3160 (check_changed_vars_0): New function.
3161 (check_changed_vars_1, check_changed_vars_2): Use it.
3162 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3163 changed_values_stack VALUEs.
3164 (vt_emit_notes): For all preserved_values call
3165 add_cselib_value_chains. If ENABLE_CHECKING call
3166 remove_cselib_value_chains before verifying value_chains is empty.
3167 Initialize and free changed_values_stack.
3168 (vt_initialize): Initialize preserved_values.
3169 (vt_finalize): Free preserved_values.
3171 2010-03-08 Richard Guenther <rguenther@suse.de>
3173 PR tree-optimization/43269
3174 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3177 2010-03-08 Martin Jambor <mjambor@suse.cz>
3179 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3180 (ipa_is_param_called): Removed.
3181 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3182 (ipa_print_node_params): Do not print the called flag.
3183 (ipa_write_node_info): Do not stream the called flag.
3184 (ipa_read_node_info): Likewise.
3186 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3189 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3190 * cselib.c (struct expand_value_data): Add dummy field.
3191 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3193 (cselib_dummy_expand_value_rtx_cb): New function.
3194 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3196 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3197 * var-tracking.c: Include pointer-set.h.
3198 (variable): Change n_var_parts to char from int. Add
3199 cur_loc_changed and in_changed_variables fields.
3200 (variable_canonicalize): Remove.
3201 (shared_var_p): New inline function.
3202 (unshare_variable): Maintain cur_loc_changed and
3203 in_changed_variables fields. If var was in changed_variables,
3204 replace it there with new_var. Just copy cur_loc instead of
3205 resetting it to something else.
3206 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3207 (dataflow_set_union): Don't call variable_canonicalize.
3208 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3209 of their DEBUG_EXPR_TREE_DECLs.
3210 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3211 and in_changed_variables and cur_loc_changed is false.
3212 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3213 and cur_loc_changed. Don't update cur_loc here.
3214 (variable_merge_over_src): Don't call variable_canonicalize.
3215 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3216 removing loc that is equal to cur_loc, clear cur_loc,
3217 set cur_loc_changed and ensure variable_was_changed is called.
3218 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3219 compare pointers in cur_loc check, if it is equal to loc,
3220 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3221 (variable_different_p): Remove compare_current_location argument,
3222 don't compare cur_loc.
3223 (dataflow_set_different_1): Adjust variable_different_p caller.
3224 (variable_was_changed): If dv had some var in changed_variables
3225 already, reset in_changed_variables flag for it and propagate
3226 cur_loc_changed over to the new variable. On empty var
3227 always set cur_loc_changed. Set in_changed_variables on whatever
3228 var is added to changed_variables.
3229 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3230 Use shared_var_p. When removing loc that is equal to cur_loc,
3231 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3232 end, don't set it to something else, just call variable_was_changed.
3233 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3234 loc being removed, clear cur_loc and set cur_loc_changed.
3235 Set cur_loc_changed if all locations have been removed.
3236 (struct expand_loc_callback_data): New type.
3237 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3238 allocated. Always create SUBREGs if simplify_subreg failed.
3239 Prefer to use cur_loc, when that fails and still in
3240 changed_variables (and seen first time) recompute it. Set
3241 cur_loc_changed of variables which had to change cur_loc and
3242 compute elcd->cur_loc_changed if any of the subexpressions used
3243 had to change cur_loc.
3244 (vt_expand_loc): Adjust to pass arguments in
3245 expand_loc_callback_data structure.
3246 (vt_expand_loc_dummy): New function.
3247 (emitted_notes): New variable.
3248 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3249 that weren't used for any other decl in current
3250 emit_notes_for_changes call call vt_expand_loc_dummy to update
3251 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3252 first loc_chain location if NULL before. Always use just
3253 cur_loc instead of first loc_chain location. When cur_loc_changed
3254 is false, when not --enable-checking=rtl just don't emit any note.
3255 When rtl checking, compute the note and assert it is the same
3256 as previous note. Clear cur_loc_changed and in_changed_variables
3257 at the end before removing from changed_variables.
3258 (check_changed_vars_3): New function.
3259 (emit_notes_for_changes): Traverse changed_vars to call
3260 check_changed_vars_3 on each changed var.
3261 (emit_notes_for_differences_1): Clear cur_loc_changed and
3262 in_changed_variables. Recompute cur_loc of new_var.
3263 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3264 (vt_emit_notes): Initialize and destroy emitted_notes.
3266 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3268 PR rtl-optimization/42220
3269 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3270 Use verify_reg_tracked to determine if we should use OP_OUT rather
3272 (build_def_use): If we see an in-out operand for a register that we
3273 know nothing about, treat is an output if possible, fail the block if
3276 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3279 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3282 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3285 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3286 uses of relevant DEFs that are dead outside the loop too.
3288 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3290 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3292 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3294 * var-tracking.c (values_to_unmark): New variable.
3295 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3296 values_to_unmark vector. Moved body to...
3297 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3298 instead queue it into values_to_unmark vector.
3299 (vt_find_locations): Free values_to_unmark vector.
3301 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3303 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3304 (site.exp): Export them when plugins are enabled.
3306 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3309 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3311 (chrec_fold_multiply): Same.
3313 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3316 * c-decl.c (build_compound_literal): Return early if init is
3319 2010-03-04 Martin Jambor <mjambor@suse.cz>
3321 PR tree-optimization/43164
3322 PR tree-optimization/43191
3323 * tree-sra.c (type_consists_of_records_p): Reject records with
3324 zero-size bit-fields at the end.
3326 2010-03-04 Mike Stump <mikestump@comcast.net>
3328 * Makefile.in (TAGS): Remove *.y.
3330 2010-03-04 Richard Guenther <rguenther@suse.de>
3332 PR tree-optimization/40761
3333 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3335 (my_rev_post_order_compute): New function.
3336 (init_pre): Call it.
3338 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3341 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3342 decrease the cost of an IV candidate when the cost is infinite.
3344 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3346 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3347 Use '3DNow!' for the extension of that name, ensure normal space
3349 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3351 2010-03-03 Jeff Law <law@redhat.com>
3353 * PR middle-end/32693
3354 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3355 than gen_rtx_SUBREG.
3356 (extract_bit_field_1): Likewise.
3358 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3360 * doc/sourcebuild.texi (Test directives): Document that arguments
3361 include-opts and exclude-opts are now optional for dg-skip-if,
3362 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3364 2010-03-03 Jason Merrill <jason@redhat.com>
3367 * cgraph.h (varpool_node): Add extra_name field.
3368 * varpool.c (varpool_extra_name_alias): New.
3369 (varpool_assemble_decl): Emit extra name aliases.
3370 (varpool_mark_needed_node): Look past an extra name alias.
3371 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3372 * lto-streamer-in.c (lto_input_tree): Read it.
3373 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3375 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3377 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3378 (sparc*-*-solaris2*): ...this.
3380 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3383 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3384 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3385 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3386 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3389 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3390 fallthrough to default handling, just with want_address 0 instead of 2.
3391 For single element lists, add_AT_loc directly, otherwise create an
3392 artificial variable DIE and stick location list to it.
3395 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3396 (VAL_EXPR_HAS_REVERSE): Define.
3397 (reverse_op): New function.
3398 (add_stores): For reversible operations add an extra MO_VAL_USE.
3400 2010-03-02 Jason Merrill <jason@redhat.com>
3402 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3404 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3406 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3407 (sparc64-*-linux*): Likewise.
3408 (sparc64-*-solaris2*): Include assembler files before linker ones.
3409 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3410 * config/sparc/gas.h: Delete.
3411 * config/sparc/sol2-64.h: Add copyright notice.
3412 * config/sparc/sol2-gas-bi.h: Likewise.
3413 * config/sparc/sol2-gld.h: Likewise.
3414 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3415 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3416 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3417 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3418 (sparc_elf_asm_named_section): Rename into...
3419 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3421 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3423 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3425 2010-03-02 Jeff Law <law@redhat.com>
3428 * reload1.c (rtx_p, substitute_stack): Declare.
3429 (substitute): Record addresses of changed rtxs.
3430 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3431 Restore the original rtx when complete.
3432 (reload): Free subsitute_stack when complete.
3434 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3436 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3437 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3439 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3440 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3441 Torture Tests): Change from subsection to section.
3443 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3444 Steven Bosscher <steven@gcc.gnu.org>
3446 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3449 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3452 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3453 the assignment from the new induction variable to the assignment
3454 of the value from the original loop PHI function.
3456 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3457 Daniel Jacobowitz <dan@codesourcery.com>
3459 * doc/sourcebuild.texi (Test directives): Clarify options to
3462 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3464 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3465 Disable cfi directives unless GCC and gas agree on using read-only
3466 .eh_frame sections for 64-bit.
3467 * configure: Regenerate.
3469 2010-03-01 Richard Guenther <rguenther@suse.de>
3471 PR tree-optimization/43220
3472 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3473 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3475 2010-03-01 Richard Guenther <rguenther@suse.de>
3476 Martin Jambor <mjambor@suse.cz>
3479 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3480 gimplified parameters.
3482 2010-03-01 Christian Bruel <christian.bruel@st.com>
3484 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3486 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3488 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3490 2010-03-01 Richard Guenther <rguenther@suse.de>
3493 * expr.c (expand_assignment): Use the alias-oracle to tell
3494 if the rhs aliases the result decl.
3496 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3499 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3500 to sol_gt_pch_get_address.
3501 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3502 64-bit, SPARC and x86.
3503 (sol_gt_pch_get_address): New function.
3505 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3507 * toplev.h (inform_n, error_n): Declare.
3508 * diagnostic.c (inform_n, error_n): New function.
3510 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3512 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3513 has no rtl yet when processing local_decls, queue it and recheck
3514 if deferred stack allocation hasn't assigned it rtl.
3516 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3518 * config/sh/sh.c (unspec_bbr_uid): New.
3519 (gen_block_redirect): Use it instead of INSN_UID.
3520 (gen_far_branch): Likewise.
3522 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3524 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3525 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3527 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3529 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3530 (Warning Options): -Wno-conversion-null is valid for
3531 Objective-C++ as well.
3532 * doc/tm.texi (Named Address Spaces): Likewise.
3533 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3534 * doc/tree-ssa.texi (Tree SSA): Likewise.
3536 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3539 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3540 by default. Don't set the default arch for
3541 i[34567]86-*-darwin*|x86_64-*-darwin*.
3543 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3546 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3547 default. Set the default 32bit/64bit archs with $with_arch
3548 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3550 2010-02-27 Richard Guenther <rguenther@suse.de>
3552 PR tree-optimization/43186
3553 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3554 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3555 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3556 unroller iterations.
3558 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3560 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3561 required and i[34567]86-*-* targets don't support 64bit ISA.
3563 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3566 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3569 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3571 * config.gcc: Set the default arch at least to Prescott for
3572 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3573 if SSE math is enabled.
3575 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3577 * diagnostic.c (diagnostic_initialize): Update.
3578 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3580 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3581 (diagnostic_inhibit_notes): New.
3582 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3584 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3587 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3588 * doc/standards.texi: Likewise.
3589 * doc/extend.texi: Likewise.
3590 * doc/trouble.texi: Likewise.
3591 * doc/cppopts.texi: Likewise.
3592 * doc/install.texi: Likewise.
3593 * c.opt (std=c90,std=gnu90): New options.
3594 * c-opts.c (c_common_handle_option): Handle them.
3596 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3599 * c-decl.c (undeclared_variable): Use an informative note.
3601 2010-02-26 Richard Guenther <rguenther@suse.de>
3603 PR tree-optimization/43186
3604 * gimple.h (gimple_fold): Remove.
3605 * gimple.c (gimple_fold): Remove. Inline into single user ...
3606 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3607 Try harder for conditions.
3609 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3612 * function.c (used_types_insert): Don't skip through named pointer
3613 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3614 and it is different from the main variant's type.
3616 2010-02-26 Nick Clifton <nickc@redhat.com>
3618 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3620 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3622 * config.gcc: Support --with-fpmath=sse for x86.
3624 * config/i386/ssemath.h: New.
3626 * doc/install.texi (--with-fpmath=sse): Documented.
3628 2010-02-26 Richard Guenther <rguenther@suse.de>
3630 PR tree-optimization/43188
3631 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3632 vector types of over-aligned element type.
3634 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3637 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3638 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3640 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3642 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3644 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3646 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3647 * var-tracking.c: Include diagnostic.h.
3648 (debug_dv): New function.
3649 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3652 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3653 (add_value_chain, add_value_chains, remove_value_chain,
3654 remove_value_chains): Handle DEBUG_EXPRs.
3655 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3658 * regcprop.c (struct queued_debug_insn_change): New type.
3659 (struct value_data_entry): Add debug_insn_changes field.
3660 (struct value_data): Add n_debug_insn_changes field.
3661 (debug_insn_changes_pool): New variable.
3662 (free_debug_insn_changes, apply_debug_insn_changes,
3663 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3664 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3665 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3667 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3669 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3670 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3671 changes, call cprop_find_used_regs via note_stores.
3672 (copyprop_hardreg_forward): When copying vd from predecessor
3673 which has any queued DEBUG_INSN changes, make sure the pointers are
3674 cleared. At the end call df_analyze and then if there are any
3675 DEBUG_INSN changes queued at the end of some basic block for still
3676 live registers, apply them.
3677 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3679 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3681 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3684 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3686 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3687 targets. Set the default with_cpu/with_arch from arch/cpu.
3688 Allow x86-64 and native for with_cpu/with_arch.
3690 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3692 * ebitmap.c: Change calls to verify_popcount with calls to
3693 sbitmap_verify_popcount.
3694 (ebitmap_clear_bit): Fixed map->cacheindex test and
3695 map>cache update when bit clearing results in an empty
3698 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3701 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3702 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3703 and support both V2DF and V2DI modes.
3704 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3705 support both V2DF and V2DI modes.
3706 (general): Delete trailing whitespace from a few patterns.
3708 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3709 V2DF/V2DI interleave high/low builtins.
3711 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3714 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3715 interleave high/low functions.
3717 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3719 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3720 #pragma extern_prefix.
3722 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3725 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3726 BLKmode, assert op0 is a MEM and just adjust its mode.
3729 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3730 if bitpos isn't multiple of mode's bitsize.
3732 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3734 * c.opt (-ftemplate-depth=): New.
3735 (-ftemplate-depth-): Deprecate.
3736 * optc-gen.awk: Handle -ftemplate-depth=.
3737 * opth-gen.awk: Likewise.
3738 * c-opts.c (c_common_handle_option): Likewise.
3739 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3741 2010-02-24 Jason Merrill <jason@redhat.com>
3743 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3745 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3747 * cfg.c (alloc_aux_for_block): Remove inline.
3748 (alloc_aux_for_edge): Likewise.
3750 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3752 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3754 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3756 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3757 * config/i386/sol2-gas.h: New file.
3758 * config.gcc (i[34567]86-*-solaris2*): Use it.
3760 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3763 * c-typeck.c (ep_convert_and_check): New.
3764 (build_conditional_expr): Use it.
3765 (build_binary_op): Likewise.
3767 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3769 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3772 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3773 bounds even for -O+.
3774 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3775 expr needs to have DECL_NAME set.
3777 2010-02-24 Nick Clifton <nickc@redhat.com>
3779 * config/mep/mep.c: Include gimple.h.
3780 (mep_function_uses_sp): Delete unused function.
3781 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3782 parameters. Use unsigned integers to count args. Return a
3783 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3785 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3788 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3789 greater or equal to nelt instead of 2 * nelt.
3790 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3793 2010-02-23 Jason Merrill <jason@redhat.com>
3796 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3797 in cfun->local_decls even if they have register types.
3800 * stor-layout.c (place_field): Don't warn about unnecessary
3801 DECL_PACKED if the type is packed.
3803 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3806 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3807 GOTOFF relocs, even when the base reg isn't pic pointer.
3809 2010-02-23 Michael Matz <matz@suse.de>
3812 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3813 (expand_gimple_basic_block): Generate and use debug temps if there
3814 are debug uses left after the last real use of TERed ssa names.
3815 Unlink debug immediate uses when they are expanded.
3817 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3820 * config/i386/i386.c (override_options): Reorganise to provide
3821 better error messages.
3823 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3826 * graphite-scop-detection.c (create_single_exit_edge): Move
3827 the call to find_single_exit_edge to....
3828 (create_sese_edges): ...here. Don't handle multiple edges
3829 exiting the function.
3830 (build_graphite_scops): Don't handle multiple edges
3831 exiting the function.
3833 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3836 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3837 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3839 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3842 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3844 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3847 * c-typeck.c (convert_arguments): Print declaration location.
3848 * c-common.c (validate_nargs): Rename as
3849 builtin_function_validate_nargs.
3850 (check_builtin_function_arguments): Update.
3852 2010-02-22 Richard Guenther <rguenther@suse.de>
3855 * tree-inline.c (declare_return_variable): Use the type of
3856 the call stmt lhs if available.
3858 2010-02-22 Duncan Sands <baldrick@free.fr>
3860 * passes.c (register_pass): Always consider all pass lists when
3861 ref_pass_instance_number is zero.
3863 2010-02-22 Richard Guenther <rguenther@suse.de>
3865 PR tree-optimization/42749
3866 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3867 parameter. Do arithmetic in the original type.
3868 (update_accumulator_with_ops): Likewise.
3869 (adjust_accumulator_values): Adjust.
3871 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3873 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3874 (QI to BLKmode splitter): New splitter.
3876 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3878 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3879 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3881 2010-02-22 Richard Guenther <rguenther@suse.de>
3883 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3885 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3887 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3888 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3889 ($(T)crti.o, $(T)crtn.o): Remove rules.
3891 2010-02-21 Tobias Burnus <burnus@net-b.de>
3894 * doc/invoke.texi (-fassociative-math): Document that this
3895 option is automatically enabled for Fortran.
3897 2010-02-20 David S. Miller <davem@davemloft.net>
3899 * configure.ac: Test if linker and assembler properly support
3900 GOTDATA_OP relocations.
3901 * configure: Rebuild.
3902 * config.in: Likewise.
3903 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3904 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3905 (movsi_high_pic): Likewise.
3906 (movdi_lo_sum_pic): Likewise.
3907 (movdi_high_pic): Likewise.
3908 (movsi_pic_gotdata_op): New pattern.
3909 (movdi_pic_gotdata_op): Likewise.
3910 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3911 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3913 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3916 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3917 attribute to ssemul.
3918 (xop_mulv2div2di3_high): Ditto.
3920 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3923 * c.opt (Wconversion-null): New option.
3924 * doc/invoke.texi (Wconversion-null): Document.
3926 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3928 * common.opt (Wlarger-than-): Add Undocumented.
3930 2010-02-19 Mike Stump <mikestump@comcast.net>
3932 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3934 2010-02-19 Jason Merrill <jason@redhat.com>
3937 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3938 * configure: Likewise.
3940 2010-02-20 Alan Modra <amodra@gmail.com>
3943 * cgraph.h (cgraph_make_decl_local): Declare.
3944 * cgraph.c (cgraph_make_decl_local): New function.
3945 (cgraph_make_node_local): Use it.
3946 * cgraphunit.c (cgraph_function_versioning): Likewise.
3947 * ipa.c (function_and_variable_visibility): Likewise.
3949 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3952 * except.c (sjlj_emit_function_enter): Don't call
3953 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3955 * rtl.h (add_reg_br_prob_note): Remove prototype.
3957 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3960 * c-common.c (conversion_warning): Remove widening conversions
3961 before checking the conversion of integers to reals.
3963 2010-02-19 Mike Stump <mikestump@comcast.net>
3966 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3969 * cgraphunit.c (process_function_and_variable_attributes): Check
3970 DECL_PRESERVE_P instead of looking up attribute "used".
3971 * ipa-pure-const.c (check_decl): Likewise.
3972 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3973 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3974 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3975 instead of attribute "used".
3976 * config/sol2-c.c (solaris_pragma_init): Likewise.
3977 (solaris_pragma_fini): Likewise.
3979 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3981 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3982 Use XCNEW instead of xcalloc.
3983 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3984 XNEW instead of xmalloc.
3985 (get_fields): Use XNEWVEC instead of xmalloc.
3988 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3989 populate vars array.
3990 (create_new_general_access): For debug stmts just reset value.
3991 (get_stmt_accesses): For accesses within debug stmts just record them
3992 using add_access_to_acc_sites instead of preventing the peeling or
3993 counting them as accesses.
3996 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3998 2010-02-19 Richard Guenther <rguenther@suse.de>
4000 PR tree-optimization/42916
4001 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4004 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4006 * configure.ac: Replace all uses of changequote in macro arguments
4007 with proper quoting.
4009 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4012 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4014 2010-02-19 Richard Guenther <rguenther@suse.de>
4016 PR tree-optimization/42944
4017 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4018 test for aliasing with errno.
4020 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4023 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4024 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4025 * dojump.c: Include output.h.
4026 (inv): New inline function.
4027 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4028 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4029 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4030 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4031 argument, pass it down to other calls.
4032 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4033 add REG_BR_PROB note to the conditional jump.
4034 * cfgexpand.c (add_reg_br_prob_note): Removed.
4035 (expand_gimple_cond): Don't call it, add the probability
4036 as last argument to jumpif_1/jumpifnot_1.
4037 * Makefile.in (dojump.o): Depend on output.h.
4038 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4040 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4041 * stmt.c (do_jump_if_equal): Likewise.
4042 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4043 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4044 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4046 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4047 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4048 jumpifnot_1 callers.
4049 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4051 (store_expr): Adjust jumpifnot caller.
4052 (store_constructor): Adjust jumpif caller.
4055 * gimplify.c (gimple_boolify): For __builtin_expect call
4056 gimple_boolify also on its first argument.
4058 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4060 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4062 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4063 * configure: Regenerated.
4065 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4067 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4068 lang_hooks.types_compatible_p instead of comptypes.
4070 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4072 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4073 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4074 if __prefer_thumb__ is defined.
4076 2010-02-18 Martin Jambor <mjambor@suse.cz>
4078 PR tree-optimization/43066
4079 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4080 array with zero-sized element type.
4082 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4084 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4085 rtx, allocate struct var_loc_node here and return it to the
4086 caller, and only if it is actually needed.
4087 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4088 move it earlier and return immediately if it returns NULL.
4090 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4092 * config/sparc/gas.h: New file. Restore
4093 TARGET_ASM_NAMED_SECTION to its ELF default.
4094 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4096 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4097 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4098 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4099 after sparc/sysv4.h.
4101 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4103 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4105 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4107 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4108 patterns from predicated pattern.
4110 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4113 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4114 for insn mnemonic suffix.
4116 2010-02-17 Richard Guenther <rguenther@suse.de>
4118 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4121 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4124 * caller-save.c (save_call_clobbered_regs): If BB ends with
4125 a DEBUG_INSN, move any notes in between last real insn and the last
4126 DEBUG_INSN after the last DEBUG_INSN.
4128 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4130 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4131 Fix return type. Fix argument type. Explain meaning of return value.
4133 2010-02-16 Richard Guenther <rguenther@suse.de>
4135 PR tree-optimization/41043
4136 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4137 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4139 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4141 2010-02-16 Ira Rosen <irar@il.ibm.com>
4143 PR tree-optimization/43074
4144 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4145 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4146 vectorizable cycles in hybrid SLP check.
4147 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4149 2010-02-16 Richard Guenther <rguenther@suse.de>
4151 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4152 (true_dependence): If memrefs_conflict_p computes must-alias
4153 trust it. Move TBAA check after offset-based disambiguation.
4154 (canon_true_dependence): Likewise.
4156 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4158 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4159 * doc/invoke.texi: Document it.
4160 * var-tracking.c: Include toplev.h and params.h.
4161 (vt_find_locations): Return bool indicating success. Compute
4162 hash sizes unconditionally. Check new parameter, report.
4163 (variable_tracking_main_1): Check vt_find_locations results and
4164 retry. Renamed from...
4165 (variable_tracking_main): ... this. New wrapper to preserve
4166 flag_var_tracking_assignments.
4167 * Makefile.in (var-tracking.o): Adjust dependencies.
4169 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4170 Jakub Jelinek <jakub@redhat.com>
4173 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4174 if weak_import attribute is present.
4175 * config/darwin.c (machopic_select_section): Likewise.
4177 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4179 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4180 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4181 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4182 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4184 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4186 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4189 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4190 Rewrite text to refer to the names.
4192 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4194 * config/i386/i386-builtin-types.def
4195 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4196 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4197 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4198 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4199 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4200 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4201 IX86_BUILTIN_VPERMIL2PS256.
4202 (MULTI_ARG_4_DF2_DI_I): Defined.
4203 (MULTI_ARG_4_DF2_DI_I1): Defined.
4204 (MULTI_ARG_4_SF2_SI_I): Defined.
4205 (MULTI_ARG_4_SF2_SI_I1): Defined.
4206 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4207 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4208 __builtin_ia32_vpermil2ps256.
4209 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4210 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4211 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4212 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4213 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4214 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4215 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4216 CODE_FOR_xop_vpermil2v8sf3.
4217 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4218 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4219 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4220 (_mm256_permute2_pd): New.
4221 (_mm_permute2_ps): New.
4222 (_mm256_permute2_ps): New.
4224 2010-02-15 Nick Clifton <nickc@redhat.com>
4226 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4227 boolean parameters. Use emit_jump_insn when emitting a pop
4228 instruction containing a return insn.
4229 (push): Use 'true' rather than '1' as second parameter to F.
4230 (h8300_expand_prologue): Likewise.
4231 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4232 (h8300_expand_epilogue): Likewise.
4234 2010-02-15 Richard Guenther <rguenther@suse.de>
4237 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4240 2010-02-15 Nick Clifton <nickc@redhat.com>
4242 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4245 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4247 * intl.c (fake_ngettext): New function.
4248 * intl.h (fake_ngettext): Declare.
4249 (ngettext): Define macro.
4250 * collect2.c (notice_translated): New function.
4251 (main): Use notice_translated and ngettext.
4252 * collect2.h (notice_translated): Declare.
4254 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4256 * reorg.c (delete_computation): Comment fixes.
4257 * caller-save.c (setup_save_areas): Idem.
4258 * sel-sched-dump.c (dump_lv_set): Idem.
4261 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4263 * config/s390/s390.c (s390_sched_init): New function.
4264 (TARGET_SCHED_INIT): Target hook defined.
4266 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4267 Jack Howarth <howarth@bromo.med.uc.edu>
4268 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4271 Partial revert of unintended change in fix for PR41605.
4272 * config/darwin.h: Fix typo.
4273 * config/darwin9.h: Same.
4275 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4277 * c-pch.c (pch_init): Clear v.
4279 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4282 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4283 graphite_can_represent_init for MULT_EXPR.
4285 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4289 * graphite-sese-to-poly.c (remove_phi): New.
4290 (translate_scalar_reduction_to_array): Call remove_phi.
4292 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4295 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4296 * graphite-clast-to-gimple.h (gloog): Update declaration.
4297 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4298 * graphite-poly.h (struct poly_bb): Add missing comments.
4299 (struct scop): Add poly_scop_p field.
4301 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4302 * graphite.c (graphite_transform_loops): Build the polyhedral
4303 representation for each scop before code generation.
4304 * sese.c (rename_variables_in_operand): Removed.
4305 (rename_variables_in_expr): Return the renamed expression.
4306 (rename_sese_parameters): New.
4307 * sese.h (rename_sese_parameters): Declared.
4309 2010-02-11 Richard Guenther <rguenther@suse.de>
4311 PR tree-optimization/42998
4312 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4313 POINTER_PLUS_EXPR properly.
4315 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4316 Changpeng Fang <changpeng.fang@amd.com>
4319 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4320 the cost of an IV candidate when the IV is used in a test against zero.
4322 * gcc.dg/tree-ssa/ivopts-3.c: New.
4324 2010-02-11 Richard Guenther <rguenther@suse.de>
4327 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4328 pointer-vs-decl case by swapping refs. Handle some cases
4329 of pointer-vs-decl disambiguations more conservatively.
4330 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4331 to false after expanding.
4333 2010-02-11 Richard Guenther <rguenther@suse.de>
4336 * gcc.c (process_command): Handle LTO file@offset case more
4339 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4341 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4342 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4344 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4346 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4347 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4348 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4349 Optimize eq/ne comparisons when both arguments are known to be
4351 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4352 Don't mask operands unnecessarily if they are known to be already
4355 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4357 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4360 2010-02-10 Richard Guenther <rguenther@suse.de>
4362 PR tree-optimization/43017
4363 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4364 for wrapping signed arithmetic.
4366 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4369 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4370 if no debug info should be emitted for it.
4372 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4374 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4375 note when flag_exceptions is set.
4377 2010-02-10 Duncan Sands <baldrick@free.fr>
4379 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4381 2010-02-10 Richard Guenther <rguenther@suse.de>
4384 * tree.c (get_unwidened): Handle constants.
4385 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4387 2010-02-10 Martin Jambor <mjambor@suse.cz>
4390 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4391 check for variable argument counts independently.
4393 2010-02-10 Christian Bruel <christian.bruel@st.com>
4396 * config/sh/sh.c (find_barrier): Increase length for non delayed
4397 conditional branches.
4399 2010-02-10 Christian Bruel <christian.bruel@st.com>
4401 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4403 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4405 * builtins.c (set_builtin_user_assembler_name): Also handle
4406 ffs if int is smaller than word.
4408 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4411 * ira-conflicts.c (get_dup): Remove.
4412 (process_reg_shuffles): Add new parameter. Use it as an
4413 additional guard for copy generation.
4414 (add_insn_allocno_copies): Rewrite.
4416 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4418 * common.opt (fsched2-use-traces): Preserved for backward
4420 * doc/invoke.texi: Remove the documentation about option
4421 -fsched2-use-traces.
4422 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4423 flag_sched2_use_traces.
4424 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4425 the backward compatibility flag section.
4427 2010-02-09 Richard Guenther <rguenther@suse.de>
4429 PR tree-optimization/43008
4430 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4431 make HEAP variables initialized from global memory if they
4432 are not known builtin functions.
4433 (find_func_aliases): Adjust.
4435 2010-02-09 Richard Guenther <rguenther@suse.de>
4437 PR tree-optimization/43000
4438 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4439 arithmetic manually.
4441 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4443 PR tree-optimization/42931
4444 * tree-loop-linear.c (try_interchange_loops): Don't call
4445 double_int_mul if estimated_loop_iterations failed.
4447 2010-02-08 Martin Jambor <mjambor@suse.cz>
4450 * tree-sra.c (build_accesses_from_assign): Do not mark in
4451 should_scalarize_away_bitmap if stmt has volatile ops.
4452 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4455 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4457 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4459 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4461 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4464 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4467 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4469 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4472 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4473 to unknown_dependence.
4474 (graphite_legal_transform_dr): Handle the unknown_dependence.
4475 (graphite_carried_dependence_level_k): Same.
4477 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4479 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4481 2010-02-07 Richard Guenther <rguenther@suse.de>
4484 * expr.c (get_inner_reference): Always initialize *pbitsize.
4486 2010-02-07 Richard Guenther <rguenther@suse.de>
4489 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4490 new ARRAY_REFs on variable size element or minimal index arrays.
4492 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4493 gimple_fold_indirect_ref.
4495 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4498 * arm.c (arm_override_options): Just return if the user has specified
4499 an invalid fpu name.
4501 2010-02-03 Jason Merrill <jason@redhat.com>
4504 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4505 i386_pe_maybe_record_exported_symbol.
4507 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4510 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4511 (pa_delegitimize_address): New function.
4513 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4515 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4516 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4518 2010-02-05 Richard Guenther <rguenther@suse.de>
4521 * lto-streamer-in.c (get_resolution): Deal with references
4522 to undefined functions.
4524 2010-02-05 Richard Guenther <rguenther@suse.de>
4526 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4527 (fold_const_aggregate_ref): Likewise.
4528 (ccp_fold_stmt): Substitute loads.
4529 (maybe_fold_reference): Verify types before substituting.
4531 (fold_gimple_assign): Unshare properly.
4532 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4534 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4536 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4537 for rs6000_gen_cell_microcode.
4539 2010-02-04 Richard Guenther <rguenther@suse.de>
4541 PR rtl-optimization/42952
4542 * dse.c (const_or_frame_p): Remove MEM handling.
4544 2010-02-04 Nick Clifton <nickc@redhat.com>
4546 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4547 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4548 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4549 (mn10300_asm_output_mi_thunk): New function.
4550 (mn10300_can_output_mu_thunk): New function.
4551 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4552 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4553 (FUNCTION_ARG): Delete incorrect comment.
4555 2010-02-03 Jason Merrill <jason@redhat.com>
4558 * fold-const.c (operand_equal_p): Handle erroneous types.
4560 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4562 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4564 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4566 PR rtl-optimization/42941
4567 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4570 2010-02-03 Jason Merrill <jason@redhat.com>
4573 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4575 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4578 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4579 (cselib_reset_table): Renamed from...
4580 (cselib_reset_table_with_next_value): ... this.
4581 (cselib_get_next_uid): Renamed from...
4582 (cselib_get_next_unknown_value): ... this.
4583 * cselib.c (next_uid): Renamed from...
4584 (next_unknown_value): ... this.
4585 (cselib_clear_table): Adjust.
4586 (cselib_reset_table): Adjust. Renamed from...
4587 (cselib_reset_table_with_next_value): ... this.
4588 (cselib_get_next_uid): Adjust. Renamed from...
4589 (cselib_get_next_unknown_value): ... this.
4590 (get_value_hash): Use hash.
4591 (cselib_hash_rtx): Likewise.
4592 (new_cselib_val): Adjust. Set and dump uid.
4593 (cselib_lookup_mem): Pass next_uid as hash.
4594 (cselib_subst_to_values): Likewise.
4595 (cselib_log_lookup): Dump uid.
4596 (cselib_lookup): Pass next_uid as hash. Adjust.
4597 (cselib_process_insn): Adjust.
4598 (cselib_init): Initialize next_uid.
4599 (cselib_finish): Adjust.
4600 (dump_cselib_table): Likewise.
4601 * dse.c (canon_address): Dump value uid.
4602 * print-rtl.c (print_rtx): Print value uid.
4603 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4605 (dv_uid): New function, sort of renamed from...
4606 (dv_htab_hash): ... this, reimplemented in terms of it and...
4607 (dv_uid2hash): ... this. New.
4608 (variable_htab_eq): Drop excess assertions.
4609 (tie_break_pointers): Removed.
4610 (canon_value_cmp): Compare uids.
4611 (variable_post_merge_New_vals): Print uids.
4612 (vt_add_function_parameters): Adjust.
4613 (vt_initialize): Reset table. Adjust.
4615 2010-02-03 Richard Guenther <rguenther@suse.de>
4617 PR tree-optimization/42944
4618 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4619 (call_may_clobber_ref_p_1): Likewise. Properly handle
4620 malloc and calloc clobbering errno.
4622 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4624 * doc/invoke.texi: Fix name of sched1 dump.
4626 * opts.c (decode_options): Set flag_tree_switch_conversion
4627 only conditionally on optimize >= 2.
4629 * gcse.c: Assorted comment fixes in pass description.
4631 2010-02-03 Anthony Green <green@moxielogic.com>
4633 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4634 nop padding in order to maintain alignment of storage location of
4635 target function address.
4636 (moxie_trampoline_init): Store target function address at newly
4638 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4640 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4642 2010-02-03 Richard Guenther <rguenther@suse.de>
4645 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4647 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4649 * config.gcc: Reenable check for obsolete targets.
4650 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4651 mips-sgi-irix6.[0-4]*.
4653 2010-02-02 Nick Clifton <nickc@redhat.com>
4655 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4656 constant size of 4 as being the same as 0.
4657 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4658 can take values in the range 0..4.
4660 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4663 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4664 as _darwin10_Unwind_FindEnclosingFunction().
4665 * libgcc-libsystem.ver: New.
4667 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4670 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4671 implicitly set registers.
4673 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4675 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4676 (arm_override_options): Allow automatic selection of the thread
4677 pointer register if thumb2.
4678 (legitimize_pic_address): Improve code sequences for Thumb2.
4679 (arm_call_tls_get_addr): Likewise.
4680 (legitimize_tls_address): Likewise.
4681 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4682 (pic_load_addr_32bit): ... this. New named pattern.
4683 * thumb2.md (pic_load_addr_thumb2): Delete.
4684 (pic_load_dot_plus_four): Delete.
4685 (tls_load_dot_plus_four): New named pattern.
4687 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4690 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4691 Document fix for TLS bug.
4693 2010-01-31 Richard Guenther <rguenther@suse.de>
4695 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4696 conservatively correct.
4698 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4702 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4704 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4706 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4708 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4710 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4712 * config.gcc: Adjust order of makefile fragments for mingw targets.
4714 2010-01-31 Richard Guenther <rguenther@suse.de>
4717 * gimplify.c (gimplify_init_constructor): For volatile LHS
4718 initialize a temporary.
4720 2010-01-31 Matthias Klose <doko@ubuntu.com>
4722 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4724 * configure: Regenerate.
4726 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4728 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4729 the same alias set and their sizes different constantness.
4730 (aliasing_component_refs_p): Revert 2009-10-24 change.
4732 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4734 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4737 2010-01-29 Richard Guenther <rguenther@suse.de>
4739 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4740 Assert we successfully updated the call.
4742 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4744 PR rtl-optimization/42889
4745 * df.h (df_set_bb_dirty_nonlr): New prototype.
4746 * df-core.c (df_set_bb_dirty_nonlr): New function.
4747 * df-scan.c (df_insn_rescan): Call it instead of
4748 df_set_bb_dirty for DEBUG_INSNs.
4750 2010-01-29 Richard Guenther <rguenther@suse.de>
4753 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4754 quadratic behavior in most cases.
4756 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4759 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4760 in the call to gen_x86_movsicc_0_m1.
4762 2010-01-28 Richard Guenther <rguenther@suse.de>
4764 PR tree-optimization/42871
4765 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4767 2010-01-28 Richard Guenther <rguenther@suse.de>
4769 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4770 into call arguments.
4772 2010-01-28 Richard Guenther <rguenther@suse.de>
4775 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4776 the forwarder if the destination is an EH landing pad.
4778 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4780 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4781 block list passed to gimple_duplicate_sese_tail.
4782 (parallelize_loops): Avoid parallelization when the function
4784 Avoid parallelization when the preheader is IRREDUCIBLE.
4785 Try to optimize when estimated_loop_iterations_int is unresolved.
4786 Add the loop's location to the dump file.
4787 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4788 (gimple_duplicate_sese_tail): Remove the check for the latch.
4789 Redirect nexits to the exit block.
4790 Remove handling of the incoming edges to the latch.
4791 Redirect the backedge from the copied latch to the exit bb.
4793 2010-01-28 Michael Matz <matz@suse.de>
4796 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4797 Wrap force_reg into a sequence, emit it before user.
4799 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4801 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4803 (arm_legacy_rev): Likewise.
4804 (thumb_legacy_rev): Likewise.
4806 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4808 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4809 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4810 on MEM's address failed, try avoid_constant_pool_reference and
4811 recurse if it returned something different.
4812 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4813 address, try avoid_constant_pool_reference and recurse if it
4814 returned something different.
4815 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4816 address and avoid_constant_pool_reference returned something
4817 different, don't set have_address.
4819 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4822 * var-tracking.c (val_store): Add modified argument, obey it.
4824 (count_uses): Move down logging of main.
4825 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4826 don't need resolution.
4827 (emit_notes_in_bb): Likewise.
4829 2010-01-27 Richard Guenther <rguenther@suse.de>
4832 * tree-inline.c (remap_decl): Delay remapping of SSA name
4833 default definitions until we need them.
4835 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4837 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4838 (rs6000_delegitimize_address): New function.
4840 * config/s390/s390.c (s390_delegitimize_address): Call
4841 delegitimize_mem_from_attrs.
4844 * tree-inline.c (cannot_copy_type_1): Removed.
4845 (copy_forbidden): Don't forbid copying of functions containing
4846 records/unions with variable length fields.
4848 2010-01-27 Christian Bruel <christian.bruel@st.com>
4852 * config/sh/sh.c (find_barrier): Increase length for non delayed
4853 conditional branches.
4855 2010-01-27 Matthias Klose <doko@ubuntu.com>
4857 * configure.ac (gnu-unique-object): Fix ldd version check.
4858 * configure: Regenerate.
4860 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4862 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4864 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4865 Test for HAVE_GNU_AS value.
4867 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4869 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4870 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4871 INT64_TYPE): Define.
4872 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4873 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4874 INT_LEAST64_TYPE): Define.
4875 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4876 UINT_LEAST64_TYPE): Define.
4877 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4878 INT_FAST64_TYPE): Define.
4879 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4880 UINT_FAST64_TYPE): Define.
4881 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4882 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4883 (SIG_ATOMIC_TYPE): Define.
4885 2010-01-26 Richard Guenther <rguenther@suse.de>
4887 * df-scan.c (df_scan_set_bb_info): Remove assert.
4888 (df_insn_rescan_debug_internal): Merge asserts.
4889 (df_install_ref): Likewise.
4890 (df_mark_reg): Use bitmap_set_range.
4891 (df_hard_reg_used_p): Remove assert.
4892 (df_hard_reg_used_count): Likewise.
4894 2010-01-26 Richard Guenther <rguenther@suse.de>
4896 PR rtl-optimization/42685
4897 * web.c (web_main): Ignore DEBUG_INSNs.
4899 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4901 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4903 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4904 Fix types of fndecl and arglist parameters.
4906 2010-01-26 Richard Guenther <rguenther@suse.de>
4909 * tree-eh.c (unsplit_eh): Skip debug insns.
4911 2010-01-26 Richard Guenther <rguenther@suse.de>
4913 PR tree-optimization/42250
4914 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4916 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4919 * omp-low.c (expand_omp_sections): Only use single_pred if
4920 l2_bb is single_pred_p.
4922 2010-01-25 Christian Bruel <christian.bruel@st.com>
4925 * config/sh/sh.c (find_barrier): Increase length for non delayed
4926 conditional branches.
4927 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4929 2010-01-24 David S. Miller <davem@davemloft.net>
4931 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4932 define if not using GAS.
4933 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4934 Likewise. Delete SECTION_MERGE code, which is only applicable
4937 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4940 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4941 mangling of va_list in system headers.
4943 2010-01-23 Toon Moene <toon@moene.org>
4945 * tree-predcom.c (combine_chains): Return NULL, not false.
4947 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4949 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4950 initialization of variable res to agree with return type.
4952 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4954 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4955 * tree-sra.c: Add include of expr.h.
4957 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4959 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4960 insert the debug stmt on the single non-EH edge from the stmt.
4962 2010-01-22 Richard Henderson <rth@redhat.com>
4965 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4966 the RHS until after generate_subtree_copies has insertted its
4967 code before the current statement.
4969 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4971 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4973 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4975 2010-01-21 Martin Jambor <mjambor@suse.cz>
4977 PR tree-optimization/42585
4978 * tree-sra.c (struct access): New field grp_total_scalarization.
4979 (dump_access): Dump the new field.
4980 (should_scalarize_away_bitmap): New variable.
4981 (cannot_scalarize_away_bitmap): Likewise.
4982 (sra_initialize): Allocate new bitmaps.
4983 (sra_deinitialize): Free new bitmaps.
4984 (create_access_1): New function.
4985 (create_access): Parts moved to create_access_1.
4986 (type_consists_of_records_p): New function.
4987 (completely_scalarize_record): Likewise.
4988 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4989 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4990 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4992 (analyze_all_variable_accesses): Completely scalarize small eligible
4995 2010-01-21 Martin Jambor <mjambor@suse.cz>
4997 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4999 2010-01-21 Andrew Haley <aph@redhat.com>
5001 * gcc.c (process_command): Move lang_specific_driver before
5002 setting cc_libexec_prefix.
5004 2010-01-21 Richard Guenther <rguenther@suse.de>
5007 * fold-const.c (negate_expr_p): Pretend only negative
5008 real constants are easily negatable.
5010 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5011 Jason Merrill <jason@redhat.com>
5013 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5014 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5015 * calls.c (initialize argument_information): Handle it.
5016 * c-common.c (handle_transparent_union_attribute): Use new name.
5017 * c-decl.c (finish_struct): Ditto.
5018 * c-typeck.c (type_lists_compatible_p): Ditto.
5019 (convert_for_assignment): Use new name and also handle record.
5020 * function.c (aggregate_value_p): Handle it.
5021 (pass_by_reference): Ditto.
5022 (assign_parm_data_types): Ditto.
5023 * print-tree.c (print_node): Ditto.
5024 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5025 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5026 * tree.c (first_field): New fn.
5028 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5031 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5032 even when linking statically, for now.
5034 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5037 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5038 without a cselib val.
5039 (count_uses): Accept MO_VAL_SET with no val on stores.
5040 (add_stores): Likewise.
5042 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5044 * var-tracking.c (check_value_val): Add a compile time assertion.
5045 (dv_is_decl_p): Simplify.
5046 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5047 gcc_assert if ENABLE_CHECKING.
5049 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5052 * var-tracking.c: Include tree-flow.h.
5053 (mem_dies_at_call): New.
5054 (dataflow_set_preserve_mem_locs): Use it.
5055 (dataflow_set_remove_mem_locs): Likewise.
5056 (dump_var): Renamed from dump_variable. Adjust all callers.
5057 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5058 * Makefile.in (var-tracking.o): Adjust deps.
5060 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5062 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5064 2010-01-20 Richard Guenther <rguenther@suse.de>
5066 PR tree-optimization/42717
5067 * tree-ssa-dce.c (get_live_post_dom): Remove.
5068 (forward_edge_to_pdom): Take an arbitrary edge to copy
5069 degenerate PHI args from.
5070 (remove_dead_stmt): Use the first post-dominator even if it
5071 does not contain live statements as redirection destination.
5073 2010-01-20 Richard Guenther <rguenther@suse.de>
5075 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5077 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5079 * sel-sched.c (create_speculation_check): Remove set but not used
5081 (try_transformation_cache): Remove set but not used variable ds.
5082 (calculate_privileged_insns): Remove set but not used variables
5083 cur_insn and min_spec_insn.
5084 (find_best_expr): Remove set but not used variable avail_n.
5085 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5087 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5089 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5090 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5093 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5096 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5097 cpu types. Add support for *-sse3 cpu types.
5098 (x86_64-*-*): Ditto.
5100 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5103 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5104 argument, call initializer_constant_valid_p_1 instead of
5105 initializer_constant_valid_p, pass CACHE to it, return NULL
5106 immediately if first call returns NULL.
5107 (initializer_constant_valid_p_1): New function.
5108 (initializer_constant_valid_p): Use it.
5110 2010-01-20 Thomas Quinot <quinot@adacore.com>
5112 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5114 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5116 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5117 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5118 (loc_list_from_tree): Don't handle unsigned division. Handle
5119 signed modulo using DW_OP_{over,over,div,mul,minus}.
5120 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5121 modulo instead of signed.
5123 2010-01-20 DJ Delorie <dj@redhat.com>
5125 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5127 (h8300_emit_stack_adjustment): Propogate it.
5129 (h8300_expand_prologue): Likewise.
5130 (h8300_expand_epilogue): Likewise.
5132 2010-01-19 Michael Matz <matz@suse.de>
5134 PR tree-optimization/41783
5135 * tree-data-ref.c (toplevel): Include flags.h.
5136 (dump_data_dependence_relation): Also dump the inputs if the
5137 result will be unknown.
5138 (split_constant_offset_1): Look through some conversions.
5139 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5140 the offset from last element is too large.
5141 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5142 (reassociate_to_the_same_stmt): Handle vector registers.
5143 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5145 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5146 wide_prolog_niters argument, emit widening instructions.
5147 (vect_do_peeling_for_alignment): Adjust caller, use widened
5148 variant of the iteration cound.
5149 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5151 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5154 * config/arm/neon-testgen.m (emit_automatics): New parameter
5155 features. Adjust for Fixed_return_reg feature.
5156 (test_intrinsic): Call emit_automatics with new feature.
5157 * config/arm/neon.ml: Update copyright years.
5158 (features): New Fixed_return_reg feature.
5159 (ops): Update feature for Vget_low.
5161 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5163 PR tree-optimization/42719
5164 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5168 * fwprop.c (all_uses_available_at): Return false if def_set dest
5169 is a REG that is used in def_insn.
5171 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5173 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5175 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5178 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5180 * target.h (struct gcc_target) <secondary_reload>: Change type
5181 of last argument to secondary_reload_info *.
5183 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5186 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5187 memory references with unaligned offsets. Remove CQImode handling.
5188 (unaligned_memory_operand): Return 1 for memory references with
5189 unaligned offsets. Remove CQImode handling.
5191 2010-01-18 Richard Guenther <rguenther@suse.de>
5194 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5197 2010-01-18 Richard Guenther <rguenther@suse.de>
5199 PR tree-optimization/42781
5200 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5201 restrict processing only if the original variable was artificial.
5203 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5205 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5206 find number of popped argument bytes.
5208 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5209 Fix the text that describes the return value for invalid insns.
5211 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5213 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5214 Clarify what 'cost of the -dependence' is. Fix quoting.
5216 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5217 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5219 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5221 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5222 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5224 2010-01-17 Richard Guenther <rguenther@suse.de>
5227 * function.c (split_complex_args): Take a VEC to modify.
5228 (assign_parms_augmented_arg_list): Build a VEC instead of
5229 a chain of PARM_DECLs.
5230 (assign_parms_unsplit_complex): Take a VEC of arguments.
5231 Do not fixup unmodified parms.
5232 (assign_parms): Deal with the VEC.
5233 (gimplify_parameters): Likewise.
5235 2010-01-17 Richard Guenther <rguenther@suse.de>
5237 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5238 node existence check.
5239 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5240 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5241 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5242 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5243 (gimple_execute_on_growing_pred): Likewise.
5245 2010-01-17 Richard Guenther <rguenther@suse.de>
5247 PR tree-optimization/42773
5248 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5249 (compute_antic_aux): Likewise.
5250 (compute_partial_antic_aux): Likewise.
5252 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5255 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5258 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5260 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5263 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5264 Fix markup for strict argument.
5266 (TARGET_SCHED_REORDER2): Fix argument types.
5268 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5269 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5271 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5272 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5274 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5277 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5278 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5279 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5280 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5281 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5283 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5285 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5287 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5288 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5290 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5292 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5295 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5297 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5298 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5300 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5302 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5304 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5305 referring to it. Fix language.
5307 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5309 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5311 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5313 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5315 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5316 '@var{stream}. Remove stray 'and'.
5318 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5320 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5322 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5324 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5325 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5327 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5328 Fix description of return value.
5329 Rename argument "sz" to "len."
5331 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5332 Clarify meaning of 'true' return value.
5334 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5336 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5337 rep_mode versus mode_rep.
5339 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5341 (TARGET_BUILTIN_DECL): Fix name.
5343 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5345 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5347 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5349 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5351 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5353 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5356 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5357 Rename argument tm_fn to md_fn.
5359 (TARGET_OPTION_PRINT): Fix argument list.
5361 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5364 * config/i386/i386.c (ix86_fixup_binary_operands):
5365 Revert FMA4 fixup of operands.
5367 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5370 * Makefile.in (write_entries_to_file, install-plugin):
5371 Use \012 instead of \n with tr.
5373 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5375 * configure.ac (HAVE_AS_REF): New C macro.
5376 * configure: Regenerate.
5377 * config.in: Likewise.
5378 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5380 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5383 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5385 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5387 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5389 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5391 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5393 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5395 (TARGET_BINDS_LOCAL_P): Fix argument type.
5397 (TARGET_ASM_FILE_END): Use prototype.
5399 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5401 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5403 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5405 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5407 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5408 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5410 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5411 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5413 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5414 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5415 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5416 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5418 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5420 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5422 (TARGET_INIT_BUILTINS): Use prototype.
5424 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5425 Put 'const char *' in braces. Fix parameter types.
5426 (TARGET_INVALID_CONVERSION): Fix parameter types.
5427 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5428 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5430 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5433 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5435 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5437 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5439 * doc/tm.texi (TARGET_HELP): Fix return type.
5441 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5442 in braces. Fix argument types.
5444 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5446 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5448 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5450 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5451 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5453 (TARGET_MANGLE_TYPE): Fix argument types.
5455 (TARGET_IRA_COVER_CLASSES): Use prototype.
5457 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5459 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5461 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5463 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5465 (TARGET_CALLEE_COPIES): Fix argument types.
5467 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5469 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5471 (TARGET_FUNCTION_VALUE): Fix argument types.
5473 (TARGET_RETURN_IN_MSB): Fix argument type.
5475 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5477 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5479 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5481 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5482 agree with return type.
5484 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5486 2010-01-15 Jing Yu <jingyu@google.com>
5488 PR rtl-optimization/42691
5489 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5490 a pseudo to a constant and are merged, and adjust comments.
5492 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5494 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5496 2010-01-15 Richard Guenther <rguenther@suse.de>
5499 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5500 labels of computed or non-local gotos to the destination.
5501 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5502 landing pad label is the first label.
5504 2010-01-15 Richard Guenther <rguenther@suse.de>
5506 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5508 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5511 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5512 to allow generation of the xssqrtdp instruction on power7.
5513 (sqrtdf2_fpr): Ditto.
5515 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5518 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5519 functions with noreturn attribute.
5522 * varasm.c (declare_weak): Add weak attribute to decl if it
5523 doesn't have one already.
5524 (assemble_external): Only add decls to weak_decls if they also
5525 have weak attribute.
5527 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5529 * var-tracking.c (var_reg_delete): Don't delete the association
5530 between REGs and values or one-part variables if the register
5533 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5536 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5537 because its first operand is a non-localized variable.
5539 2010-01-14 Martin Jambor <mjambor@suse.cz>
5541 PR tree-optimization/42706
5542 * tree-sra.c (encountered_recursive_call): New variable.
5543 (encountered_unchangable_recursive_call): Likewise.
5544 (sra_initialize): Initialize both new variables.
5545 (callsite_has_enough_arguments_p): New function.
5546 (scan_function): Call decl and flags check only for IPA-SRA, check
5547 whether there is a recursive call and whether it has enough arguments.
5548 (all_callers_have_enough_arguments_p): New function.
5549 (convert_callers): Look for recursive calls only when
5550 encountered_recursive_call is set.
5551 (ipa_early_sra): Bail out either if
5552 !all_callers_have_enough_arguments_p or
5553 encountered_unchangable_recursive_call.
5555 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5557 * sel-sched.c: Add 2010 to copyright years.
5558 * sel-sched-ir.c: Likewise.
5559 * sel-sched-ir.h: Likewise.
5561 2010-01-14 Martin Jambor <mjambor@suse.cz>
5563 PR tree-optimization/42714
5564 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5565 constructors specially.
5567 2010-01-14 Andi Kleen <ak@linux.intel.com>
5569 * config/i386/drivers-i386.c (detect_caches_intel):
5570 Add l2sizekb parameter and fill in.
5571 (host_detect_local_cpu): Add l2sizekb, fill in.
5572 Add Atom small cache heuristic.
5574 2010-01-14 Andi Kleen <ak@linux.intel.com>
5576 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5577 Add level3 parameter and fill in.
5578 (detect_caches_intel): Handle level3 cache.
5580 2010-01-14 Andi Kleen <ak@linux.intel.com>
5582 * config/i386/drivers-i386.c (host_detect_local_cpu):
5583 Fix core duo detection.
5585 2010-01-14 Andi Kleen <ak@linux.intel.com>
5587 * config/i386/drivers-i386.c (host_detect_local_cpu):
5590 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5592 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5593 (rs6000_variable_issue_1): this. Use...
5594 (rs6000_variable_issue): here. Reimplement. Print debug info.
5596 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5598 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5599 sel_restore_notes. Update all callers. Call reemit_notes
5602 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5604 PR rtl-optimization/42246
5605 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5608 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5610 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5611 all successors is the same as number of successors in current region.
5613 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5615 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5616 to rename is not separable. Otherwise check that its LHS is not NULL.
5618 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5620 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5622 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5624 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5625 available registers when failed to discover LHS register class.
5626 Fix indentation. Update comment.
5628 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5629 Alexander Monakov <amonakov@ispras.ru>
5631 PR rtl-optimization/42389
5632 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5634 (advance_state_on_fence): Likewise.
5635 (sel_target_adjust_priority): Print debug output only when
5636 sched_verbose >= 4, not 2.
5637 (get_expr_cost): Do not issue all unique insns on the next cycle.
5638 (fill_insns): Initialize can_issue_more from the value saved
5640 * sel-sched-ir.c (flist_add): New parameter issue_more.
5641 Init FENCE_ISSUE_MORE with it.
5642 (merge_fences): Likewise.
5643 (init_fences): Update call to flist_add.
5644 (add_to_fences, add_clean_fence_to_fences)
5645 (add_dirty_fence_to_fences): Likewise.
5646 (move_fence_to_fences): Update call to merge_fences.
5647 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5649 * sel-sched-ir.h (struct _fence): New field issue_more.
5650 (FENCE_ISSUE_MORE): New accessor macro.
5652 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5654 PR rtl-optimization/42388
5655 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5656 that have no predecessors nor successors. Do not call move_bb_info
5657 for empty blocks outside of current region.
5659 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5661 PR rtl-optimization/42294
5662 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5663 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5664 originators' originators.
5666 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5668 PR rtl-optimization/39453
5669 PR rtl-optimization/42246
5670 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5672 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5674 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5675 Alexander Monakov <amonakov@ispras.ru>
5678 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5679 (maybe_tidy_empty_bb): ... here. Make static. Add new
5680 argument. Update all callers.
5681 (tidy_control_flow): ... and here. Recompute topological order
5682 of basic blocks in region if necessary.
5683 (sel_redirect_edge_and_branch): Change return type. Return true
5684 if topological order might have been invalidated.
5685 (purge_empty_blocks): Export and move from...
5686 * sel-sched.c (purge_empty_blocks): ... here.
5687 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5688 (maybe_tidy_empty_bb): Delete prototype.
5689 (purge_empty_blocks): Declare.
5691 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5693 PR rtl-optimization/42249
5694 * sel-sched.c (try_replace_dest_reg): When chosen register
5695 and original register is the same, do not bail out early, but
5696 still check all original insns for validity of replacing destination
5697 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5700 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5703 Port from no-undefined-overflow branch:
5704 2009-03-09 Richard Guenther <rguenther@suse.de>
5706 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5708 2010-01-14 Richard Guenther <rguenther@suse.de>
5711 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5713 2010-01-14 Ira Rosen <irar@il.ibm.com>
5715 PR tree-optimization/42709
5716 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5717 as scalar type in creation of constant vector operand.
5719 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5722 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5723 (check-parallel-%): Match `testsuite' directory component only
5726 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5728 PR translation/39521
5729 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5732 2010-01-13 Richard Guenther <rguenther@suse.de>
5734 PR tree-optimization/42730
5735 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5738 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5741 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5742 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5745 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5747 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5748 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5749 ___umulsi3_highpart.
5751 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5752 rather than schedule_insns if the pass is enabled.
5754 2010-01-13 Martin Jambor <mjambor@suse.cz>
5756 PR tree-optimization/42704
5757 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5760 2010-01-13 Martin Jambor <mjambor@suse.cz>
5762 PR tree-optimization/42703
5763 * tree-sra.c (analyze_access_subtree): Check that we can build a
5764 reference to the original data within the aggregate.
5766 2010-01-13 Richard Guenther <rguenther@suse.de>
5768 PR tree-optimization/42705
5769 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5771 2010-01-13 Richard Guenther <rguenther@suse.de>
5774 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5776 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5779 * var-tracking.c (values_to_unmark): New variable.
5780 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5781 values_to_unmark vector. Moved body to...
5782 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5783 instead queue it into values_to_unmark vector.
5784 (vt_find_locations): Free values_to_unmark vector.
5786 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5788 * config/s390/s390.c (override_options): Set
5789 default of max-pending-list-length to 256
5791 2010-01-13 Richard Guenther <rguenther@suse.de>
5794 * tree-pass.h (PROP_gimple_lcx): New.
5795 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5796 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5797 before the final cleanup_eh.
5798 (dump_properties): Dump PROP_gimple_lcx.
5799 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5800 (tree_lower_complex_O0): Remove.
5801 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5802 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5803 tree_lower_complex, schedule TODO_update_ssa.
5804 * lto-streamer-out.c (output_function): Stream the functions
5806 * lto-streamer-in.c (input_function): Likewise.
5807 (lto_read_body): Do not override them here.
5809 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5812 * c-typeck.c (build_c_cast): Fold value cast to union type before
5813 wrapping it in a CONSTRUCTOR.
5815 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5817 PR rtl-optimization/42699
5818 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5821 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5823 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5824 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5825 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5826 SUBTARGET_WARN_UNUSED_SPEC): ... here
5827 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5829 2010-01-12 Julian Brown <julian@codesourcery.com>
5831 * config/arm/neon-schedgen.ml (Utils): Don't try to
5832 open missing module.
5833 (find_with_result): New.
5835 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5838 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5839 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5841 PR tree-optimization/42645
5842 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5843 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5844 decl_map, set processing_debug_stmt to -1 and return name without
5847 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5849 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5850 binutils version, and reword target configuration description.
5852 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5854 * config/avr/avr.h (LINKER_NAME): Remove.
5856 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5859 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5860 that support VSX, warn for -mno-altivec if vsx is not disabled,
5863 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5864 Shujing Zhao <pearly.zhao@oracle.com>
5866 PR translation/42469
5867 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5868 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5869 character between option name and help text.
5870 * c.opt (imultilib): Likewise.
5872 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5874 * lto-streamer-out.c (output_unreferenced_globals): Output static
5877 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5879 PR rtl-optimization/42621
5880 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5881 optimizing for size.
5882 (duplicate_computed_gotos): Remove now-redundant check.
5884 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5887 * configure.ac: Save and restore LDFLAGS and LIBS
5888 * configure: Regenerate.
5890 2010-01-10 Richard Guenther <rguenther@suse.de>
5893 * builtins.c (fold_builtin_strlen): Add type argument and
5894 convert the resulting length to it.
5895 (fold_builtin_1): Adjust.
5897 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5899 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5900 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5902 (num_insns_constant_wide): Adjust for that change.
5904 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5907 * web.c (union_defs): Add used argument, to combine uses of
5909 (entry_register): Adjust type and tests of used argument.
5910 (web_main): Widen used for new use. Pass it to union_defs.
5911 * df.h (union_defs): Adjust prototype.
5913 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5916 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5917 uses in new incoming argument. Free body.
5918 (reset_debug_uses_in_loop): New.
5919 (analyze_insn_to_expand_var): Call the latter if the former found
5920 anything. Fix whitespace. Reject invalid dest overlaps before
5921 going through all insns in the loop.
5923 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5926 * haifa-sched.c (dying_use_p): Debug insns don't count.
5928 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5931 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5932 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5933 (verify_gimple_call): Reject LHS in noreturn calls.
5935 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5939 * tree-vect-loop-manip.c (adjust_info): New type.
5940 (adjust_vec): New pointer to vector.
5941 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5942 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5943 (slpeel_update_phis_for_duplicate_loop): Use them.
5944 (slpeel_update_phi_nodes_for_guard1): Likewise.
5945 (slpeel_update_phi_nodes_for_guard2): Likewise.
5946 (slpeel_tree_peel_loop_to_edge): Likewise.
5947 (vect_update_ivs_after_vectorizer): Likewise.
5949 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5951 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5952 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5954 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5956 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5957 bogus uninitialized warning.
5959 2010-01-09 Richard Guenther <rguenther@suse.de>
5962 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5963 the evolution is compatible with the initial condition.
5965 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5967 * gcc.c (process_command): Update copyright notice dates.
5968 * gcov.c (print_version): Likewise.
5969 * gcov-dump.c (print_version): Likewise.
5970 * mips-tfile.c (main): Likewise.
5971 * mips-tdump.c (main): Likewise.
5973 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5976 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5978 (rotlhi3_8): Delete.
5980 (rotlsi3_8): Delete.
5981 (rotlsi3_16): Delete.
5982 (rotlsi3_24): Delete.
5984 (*rotw<mode>3): New.
5985 (*rotb<mode>3): New.
5986 * config/avr/avr.c (avr_rotate_bytes): New function.
5987 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5989 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5992 * configure.ac: Modify -rdynamic check.
5993 * configure: Regenerate.
5995 2010-01-08 DJ Delorie <dj@redhat.com>
5997 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5998 register popping order.
6000 2010-01-08 Richard Guenther <rguenther@suse.de>
6003 * c.opt (fsigned-char): Also let LTO handle this option.
6004 (funsigned-char): Likewise.
6006 2010-01-07 Richard Guenther <rguenther@suse.de>
6008 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6009 (gimple_op): Likewise.
6010 (gimple_op_ptr): Likewise.
6011 (gimple_assign_set_lhs): Remove gcc_assert.
6012 (gimple_assign_set_rhs1): Likewise.
6013 (gimple_assign_set_rhs2): Likewise.
6014 (gimple_call_set_lhs): Likewise.
6015 (gimple_call_set_fn): Likewise.
6016 (gimple_call_set_fndecl): Likewise.
6017 (gimple_call_fndecl): Likewise.
6018 (gimple_call_return_type): Likewise.
6019 (gimple_call_set_chain): Likewise.
6020 (gimple_call_num_args): Likewise.
6021 (gimple_call_set_arg): Likewise.
6022 (gimple_cond_set_code): Likewise.
6023 (gimple_cond_set_lhs): Likewise.
6024 (gimple_cond_set_rhs): Likewise.
6025 (gimple_cond_set_true_label): Likewise.
6026 (gimple_cond_set_false_label): Likewise.
6027 (gimple_label_set_label): Likewise.
6028 (gimple_goto_set_dest): Likewise.
6029 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6030 (gimple_debug_bind_get_value): Likewise.
6031 (gimple_debug_bind_get_value_ptr): Likewise.
6032 (gimple_debug_bind_set_var): Likewise.
6033 (gimple_debug_bind_set_value): Likewise.
6034 (gimple_debug_bind_reset_value): Likewise.
6035 (gimple_debug_bind_has_value_p): Likewise.
6036 (gimple_return_retval_ptr): Remove gcc_assert.
6037 (gimple_return_retval): Likewise.
6038 (gimple_return_set_retval): Likewise.
6039 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6040 (safe_referenced_var_iterator): Remove.
6041 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6042 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6043 (fill_referenced_var_vec): Remove.
6044 (first_readonly_imm_use): Remove redundant gcc_assert.
6045 (phi_arg_index_from_use): Combine gcc_asserts.
6046 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6047 (first_imm_use_stmt): Remove redundant gcc_assert.
6048 * tree-cfg.c (verify_gimple_call): Verify function and chain
6049 operands. Verify arguments.
6050 (verify_types_in_gimple_stmt): Verify condition code and labels.
6052 2010-01-07 Richard Guenther <rguenther@suse.de>
6054 PR tree-optimization/42641
6055 * sese.c (rename_map_elt_info): Use the SSA name version, do
6058 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6060 PR tree-optimization/42625
6061 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6062 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6064 2010-01-07 Duncan Sands <baldrick@free.fr>
6066 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6068 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6071 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6072 note itself is not function_invariant_p.
6074 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6076 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6077 Do not add the DF_NOTE problem.
6078 * store-motion.c (execute_rtl_store_motion): Likewise.
6080 2010-01-07 Martin Jambor <mjambor@suse.cz>
6082 PR tree-optimization/42157
6083 * tree-sra.c (compare_access_positions): Stabilize sort if both
6084 accesses have integer types, return zero immediately if they are the
6087 2010-01-06 Richard Henderson <rth@redhat.com>
6090 * haifa-sched.c (add_to_note_list): Merge into ...
6091 (concat_note_lists): ... here, and ...
6092 (unlink_other_notes, rm_other_notes): Merge into...
6093 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6094 NOTE_INSN_EPILOGUE_BEG.
6096 2010-01-06 Richard Guenther <rguenther@suse.de>
6098 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6099 not inline regular functions into always-inline functions.
6101 2010-01-06 Nick Clifton <nickc@redhat.com>
6103 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6104 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6106 (OVERRIDE_OPTIONS): Delete.
6107 (OPTIMIZATION_OPTIONS): Define.
6108 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6109 * config/rx/rx.c (rx_handle_option): Issue an error message if
6110 -mcpu=rx200 and -fpu are used together.
6111 (rx_set_optimization_options): New function. Issue an error
6112 message if an optimization attribute attempts to reset the FPU/
6113 math optimization pairing.
6114 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6115 * config/rx/rx.opt: Set the default to 32-bit doubles.
6116 * config/rx/t-rx: Add multilibs for -nofpu option.
6117 * doc/invoke.texi: Update documentation of RX options.
6119 2010-01-06 Richard Guenther <rguenther@suse.de>
6121 * tree-ssa-pre.c (name_to_id): New global.
6122 (alloc_expression_id): Simplify SSA name handling.
6123 (lookup_expression_id): Likewise.
6124 (init_pre): Zero name_to_id.
6125 (fini_pre): Free it.
6127 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6129 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6131 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6134 * config/i386/sse.md (smaxv2di3): New.
6135 (umaxv2di3): Likewise.
6136 (sminv2di3): Likewise.
6137 (uminv2di3): Likewise.
6139 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6142 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6143 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6144 (legitimize_tls_address): Likewise.
6145 (sparc_tls_referenced_p): Likewise.
6146 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6147 and adjust calls to legitimize_pic_address.
6148 (legitimate_constant_p) Use sparc_tls_referenced_p.
6149 (legitimate_pic_operand_p): Likewise.
6150 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6151 (sparc_tls_symbol_ref_1): Delete.
6152 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6153 (legitimize_tls_address): Make static, handle CONST patterns.
6154 (legitimize_pic_address): Make static, remove unused parameter and
6155 adjust recursive calls.
6156 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6157 and adjust call to legitimize_pic_address.
6158 (sparc_output_mi_thunk): Likewise.
6160 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6161 H.J. Lu <hongjiu.lu@intel.com>
6164 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6165 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6166 operands to make them signed.
6169 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6172 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6173 GTU to GT for V4SI and V2DI.
6175 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6176 (umin<mode>3): Removed.
6178 (uminv4si3): Likewise.
6180 2010-01-05 Martin Jambor <mjambor@suse.cz>
6182 PR tree-optimization/42462
6183 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6184 current_function_decl to helper functions and macros.
6186 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6189 * flags.h: Don't include real.h.
6190 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6191 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6192 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6193 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6194 * dominance.c: Update copyright.
6195 * gimple.c (walk_gimple_op): Remove inline.
6196 * tree-ssa-reassoc.c: Include real.h.
6197 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6198 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6200 2010-01-05 Nick Clifton <nickc@redhat.com>
6202 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6203 register to push into the stack frame when the accumulator has to
6204 be saved during interrupts.
6206 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6208 * doc/invoke.texi: Remove the documentation about option
6210 * common.opt (Wunreachable-code): Preserved for backward
6212 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6213 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6214 the backward compatibility flag section.
6216 2010-01-05 Richard Guenther <rguenther@suse.de>
6218 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6220 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6223 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6225 PR tree-optimization/42508
6226 * tree-sra.c (convert_callers): Check for recursive call
6227 by comparing cgraph nodes instead of decls.
6228 (modify_function): Call ipa_modify_formal_parameters also
6229 on all same_body aliases.
6231 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6232 cgraph nodes when checking for same_body aliases.
6234 2010-01-05 Richard Guenther <rguenther@suse.de>
6236 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6237 allocation and lookup.
6238 (get_or_alloc_expr_for_constant): Likewise.
6239 (phi_translate): Sink allocation.
6241 2010-01-04 Richard Guenther <rguenther@suse.de>
6243 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6244 a new entry only if needed.
6245 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6246 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6248 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6250 (phi_translate): Handle CONSTANTs early.
6252 2010-01-04 Martin Jambor <mjambor@suse.cz>
6254 PR tree-optimization/42398
6255 * tree-sra.c (struct access): Removed flag grp_different_types.
6256 (dump_access): Do not dump the removed flag.
6257 (sort_and_splice_var_accesses): Do not set the removed flag.
6258 (sra_modify_expr): Check for type compatibility directly.
6260 2010-01-04 Martin Jambor <mjambor@suse.cz>
6262 PR tree-optimization/42366
6263 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6264 edges with variable number of parameters.
6265 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6266 flag instead of asserting it.
6267 (ipa_read_node_info): Read uses_analysis_done flag.
6269 2010-01-04 Richard Guenther <rguenther@suse.de>
6271 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6272 iterative_hash_* as intended.
6273 (vn_reference_compute_hash): Likewise. Simplify hashing
6275 (vn_reference_lookup_2): Likewise.
6276 (vn_nary_op_compute_hash): Likewise.
6277 (vn_phi_compute_hash): Likewise.
6278 (expressions_equal_p): Remove strange code.
6279 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6280 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6281 (bitmap_insert_into_set_1): Take value-id as parameter.
6282 (add_to_value): Pass it.
6283 (bitmap_insert_into_set): Likewise.
6284 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6286 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6289 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6290 (do_self_spec): For switches with SWITCH_IGNORE set set also
6291 SWITCH_IGNORE_PERMANENTLY.
6292 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6295 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6297 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6298 tree of an unreferenced global var.
6300 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6303 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6304 GTU to GT for V4SI and V2DI.
6306 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6307 (umin<mode>3): Removed.
6309 (uminv4si3): Likewise.
6311 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6314 * collect2.c (main): Turn on trace in collect2 if -v is passed
6317 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6319 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6320 description of expression operand.
6322 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6324 * configure.ac: Add install-html to target_list for Make-hooks.
6325 * configure: Regenerate.
6326 * fortran/Make-lang.in (F95_HTMLFILES): New.
6327 (fortran.html): Use it.
6328 (fortran.install-html): New.
6329 * Makefile.in (install-html): Add lang.install-html.
6330 * java/Make-lang.in (JAVA_HTMLFILES): New.
6331 (java.html): Use it.
6332 (java.install-html): New.
6333 * objc/Make-lang.in (objc.install-html): New.
6334 * objcp/Make-lang.in (obj-c++.install-html): New.
6335 * cp/Make-lang.in (c++.install-html): New.
6336 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6337 * lto/Make-lang.in (lto.install-html): New.
6339 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6342 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6344 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6346 PR rtl-optimization/41862
6347 * store-motion.c (store_killed_in_insn, compute_store_table,
6348 remove_reachable_equiv_notes, replace_store_insn,
6349 build_store_vectors): Ignore all DEBUG_INSNs.
6351 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6354 * common.opt: Add dumpdir.
6356 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6358 (option_map): Add --dumpdir.
6360 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6362 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6364 * opts.c (decode_options): Try dump_dir_name first if
6365 dump_base_name isn't an absolute path.
6366 (common_handle_option): Handle OPT_dumpdir.
6368 * toplev.c (dump_dir_name): New.
6369 (print_switch_values): Also ignore -dumpdir.
6371 * toplev.h (dump_dir_name): New.
6373 2010-01-03 Richard Guenther <rguenther@suse.de>
6375 PR tree-optimization/42589
6376 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6377 double-word expansion of bswap32.
6379 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6381 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6382 with BLOCK_FOR_INSN.
6383 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6384 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6385 noce_process_if_block): Likewise.
6386 * gcse.c (compute_local_properties, insert_expr_in_table,
6387 insert_set_in_table, canon_list_insert, find_avail_set,
6388 pre_insert_copy_insn): Likewise.
6390 * basic-block.h (BLOCK_NUM): Move from here...
6391 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6393 2010-01-03 Richard Guenther <rguenther@suse.de>
6395 PR tree-optimization/42438
6396 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6397 contains_may_not_return_call flag.
6398 (BB_MAY_NOTRETURN): New.
6399 (valid_in_sets): Trapping nary operations are not valid
6400 in blocks that may not return.
6401 (insert_into_preds_of_block): Remove check for trapping expressions.
6402 (compute_avail): Compute also BB_MAY_NOTRETURN.
6404 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6406 * doc/invoke.texi: Add 2010 to copyright years.
6408 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6410 * config/sparc/sparc.c: Fix formatting nits.
6412 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6413 Alexander Monakov <amonakov@ispras.ru>
6415 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6417 2010-01-02 Richard Guenther <rguenther@suse.de>
6420 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6421 (simplify_switch_using_ranges): Mark to be removed edges
6424 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6426 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6428 * collect2.c (scan_libraries): Add missing argument in call to
6431 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6434 * config/alpha/predicates.md (aligned_memory_operand): Return false
6436 (unaligned_memory_operand): Return true for CQImode.
6437 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6438 doesn not cross aligned SImode word boundary.
6440 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6442 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6444 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6445 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6447 2010-01-02 Richard Guenther <rguenther@suse.de>
6450 * toplev.c (compile_file): Emit LTO marker properly. Change
6452 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6454 2010-01-01 Richard Guenther <rguenther@suse.de>
6457 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6459 2010-01-01 Richard Guenther <rguenther@suse.de>
6462 * c-decl.c (grokdeclarator): For zero-size arrays force
6463 structural equality checks as layout_type does.
6465 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6467 * builtins.c: Update copyright to 2010.
6469 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6472 * lto-streamer-out.c (produce_asm): Revert the last change.
6473 (copy_function): Likewise.
6475 * lto-streamer.c (lto_get_section_name): Skip any leading
6478 2010-01-01 Richard Guenther <rguenther@suse.de>
6481 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6485 Copyright (C) 2010 Free Software Foundation, Inc.
6487 Copying and distribution of this file, with or without modification,
6488 are permitted in any medium without royalty provided the copyright
6489 notice and this notice are preserved.