1 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
5 with want_address 2 and in case a single element list might be
6 possible, call it again with want_address 0.
8 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
10 * config/h8300/predicate.md (bit_operand): Allow immediate values that
11 satisfy 'U' constraint.
13 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
17 * configure: Regenerate.
18 * config.in: Regenerate.
19 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
22 2010-04-16 Richard Guenther <rguenther@suse.de>
24 * tree.h (struct tree_decl_minimal): Move pt_uid ...
25 (struct tree_decl_common): ... here.
26 (DECL_PT_UID): Adjust.
27 (SET_DECL_PT_UID): Likewise.
28 (DECL_PT_UID_SET_P): Likewise.
30 2010-04-16 Richard Guenther <rguenther@suse.de>
32 PR tree-optimization/43572
33 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
34 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
35 * tree-flow.h (is_call_clobbered): Remove.
36 * tree-flow-inline.h (is_call_clobbered): Likewise.
37 * tree-dfa.c (dump_variable): Do not dump call clobber state.
38 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
39 (execute_return_slot_opt): Adjust.
40 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
41 check for call clobbered vars here.
42 (find_tail_calls): Move tailcall verification to the
45 2010-04-16 Diego Novillo <dnovillo@google.com>
47 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
50 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
53 * config/arm/arm.md (cbranchqi4): New pattern.
54 * config/arm/predicates.md (const0_operand,
55 cbranchqi4_comparison_operator): New predicates.
57 2010-04-16 Richard Guenther <rguenther@suse.de>
59 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
60 (dump_gimple_stmt): Likewise.
62 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
64 * recog.h (struct recog_data): New field is_operator.
65 (struct insn_operand_data): New field is_operator.
66 * recog.c (extract_insn): Set recog_data.is_operator.
67 * genoutput.c (output_operand_data): Emit code to set the
69 * reload.c (find_reloads): Use it rather than testing for an
70 empty constraint string.
73 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
74 If the previous insn is a cbranchsi4_insn with the same arguments,
75 omit the compare instruction.
77 * config/arm/arm.md (addsi3_cbranch): If destination is a high
78 register, inputs must be low registers and we need a low register
79 scratch. Handle alternative 2 like alternative 3.
81 2010-04-16 Jakub Jelinek <jakub@redhat.com>
83 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
84 don't call get_addr on both. If one expression is a VALUE and
85 the other a REG, check VALUE's locs if the REG isn't among them.
87 2010-04-16 Christian Bruel <christian.bruel@st.com>
89 * config/sh/sh.h (sh_frame_pointer_required): New function.
90 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
91 (flag_omit_frame_pointer) Set.
92 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
93 (rounded_frame_size): Adjust size with outgoing_args_size.
94 (sh_set_return_address): Must return from stack pointer.
95 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
96 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
97 (ACCUMULATE_OUTGOING_ARGS): Define.
98 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
99 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
101 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
104 * config/sh/sh.c (sh_legitimize_reload_address): Use
105 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
106 Remove a unneeded check for offset_base.
108 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
110 * configure: Regenerated.
112 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
114 * config/s390/s390.c (s390_call_save_register_used): Switch back
117 2010-04-15 Richard Guenther <rguenther@suse.de>
119 * alias.c (alias_set_subset_of): Handle alias-set zero
122 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
123 Julian Brown <julian@codesourcery.com>
125 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
126 alternatives according to use of high and low regs.
127 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
128 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
129 optimizing for size on Thumb-2.
131 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
133 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
135 2010-04-15 Richard Guenther <rguenther@suse.de>
137 * tree-ssa-structalias.c (struct variable_info): Add
139 (new_var_info): Initialize it.
140 (dump_constraints): Support printing last added constraints.
141 (debug_constraints): Adjust.
142 (dump_constraint_graph): Likewise.
143 (make_heapvar_for): Check for NULL cfun.
144 (get_function_part_constraint): New function.
145 (get_fi_for_callee): Likewise.
146 (find_func_aliases): Properly implement IPA PTA constraints.
147 (process_ipa_clobber): New function.
148 (find_func_clobbers): Likewise.
149 (insert_into_field_list_sorted): Remove.
150 (create_function_info_for): Properly allocate vars for IPA mode.
151 Do not use insert_into_field_list_sorted.
152 (create_variable_info_for): Properly generate constraints for
153 global vars in IPA mode.
154 (dump_solution_for_var): Always dump the solution.
155 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
156 (find_what_var_points_to): Adjust.
157 (pt_solution_set): Change.
158 (pt_solution_ior_into): New function.
159 (pt_solution_empty_p): Export.
160 (pt_solution_includes_global): Adjust.
161 (pt_solution_includes_1): Likewise.
162 (pt_solutions_intersect_1): Likewise.
163 (dump_sa_points_to_info): Check some invariants.
164 (solve_constraints): Move constraint dumping ...
165 (compute_points_to_sets): ... here.
166 (ipa_pta_execute): ... and here.
167 (compute_may_aliases): Do not re-compute points-to info
168 locally if IPA info is available.
169 (ipa_escaped_pt): New global var.
170 (ipa_pta_execute): Properly implement IPA PTA.
171 * tree-into-ssa.c (dump_decl_set): Support dumping
172 decls not in referenced-vars.
173 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
174 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
175 (dump_points_to_solution): Likewise.
176 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
177 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
178 (remap_gimple_stmt): Reset call clobber/use information if
180 (copy_decl_to_var): Copy DECL_PT_UID.
181 (copy_result_decl_to_var): Likewise.
182 * tree.c (make_node_stat): Initialize DECL_PT_UID.
183 (copy_node_stat): Copy it.
184 * tree.h (DECL_PT_UID): New macro.
185 (SET_DECL_PT_UID): Likewise.
186 (DECL_PT_UID_SET_P): Likewise.
187 (struct tree_decl_minimal): Add pt_uid member.
188 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
189 (pt_solution_empty_p): Declare.
190 (pt_solution_set): Adjust.
191 (ipa_escaped_pt): Declare.
192 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
193 * gimple-pretty-print.c (pp_points_to_solution): New function.
194 (dump_gimple_call): Dump call clobber/use information.
195 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
196 * tree-pass.h (TDF_ALIAS): New dump option.
197 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
198 * doc/invoke.texi (-fipa-pta): Update documentation.
200 2010-04-15 Richard Guenther <rguenther@suse.de>
202 * Makefile.in (OBJS-common): Add gimple-fold.o.
203 (gimple-fold.o): New rule.
204 * tree.h (maybe_fold_offset_to_reference,
205 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
207 * gimple.h: ... here.
208 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
209 may_propagate_address_into_dereference): Move prototypes ...
210 * gimple.h: ... here.
211 * tree-ssa-ccp.c (get_symbol_constant_value,
212 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
213 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
214 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
215 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
216 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
217 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
218 gimplify_and_update_call_from_tree): Move ...
219 * gimple-fold.c: ... here. New file.
220 (ccp_fold_builtin): Rename to ...
221 (gimple_fold_builtin): ... this.
222 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
224 2010-04-15 Richard Guenther <rguenther@suse.de>
226 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
227 fit_double_type, force_fit_type_double, add_double_with_sign,
228 neg_double, mul_double_with_sign, lshift_double, rshift_double,
229 lrotate_double, rrotate_double, div_and_round_double): Move ...
230 * double-int.c: ... here.
231 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
232 add_double, neg_double, mul_double_with_sign, mul_double,
233 lshift_double, rshift_double, lrotate_double, rrotate_double,
234 div_and_round_double): Move prototypes ...
235 * double-int.h: ... here.
237 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
240 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
241 matching constraints to ensure inputs match the output.
243 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
246 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
247 in an input-only operand.
249 2010-04-15 Anatoly Sokolov <aesok@post.ru>
251 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
252 (double_int_not, double_int_lshift, double_int_rshift): Declare.
253 (double_int_negative_p): Convert to static inline function.
254 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
255 (double_int_negative_p): Remove.
256 * tree.h (lshift_double, rshift_double):
257 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
258 * fold-const.c (fold_convert_const_int_from_real,
259 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
260 (lshift_double): Change type of arith argument to bool.
261 (rshift_double): Change type of arith argument to bool. Correct
263 * expmed.c (mask_rtx, lshift_value): (Ditto.).
265 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
268 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
269 at the start and end of the then/else blocks, and omit them from the
271 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
272 argument; all callers changed. Pass zero to old_insns_match_p instead.
273 (flow_find_head_matching_sequence): New function.
274 (old_insns_match_p): Check REG_EH_REGION notes for calls.
275 * basic-block.h (flow_find_cross_jump,
276 flow_find_head_matching_sequence): Declare functions.
278 2010-04-14 Jason Merrill <jason@redhat.com>
281 * c-common.c (attribute_takes_identifier_p): New fn.
282 * c-common.h: Declare it.
284 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
286 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
288 (*udivmod<mode>4): Ditto.
290 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
292 * config/i386/i386.md (maxmin_int): Rename code attribute from
293 maxminiprefix and update all users.
294 (maxmin_float): Ditto from maxminfprefix.
295 (logic): Ditto from logicprefix.
296 (absneg_mnemonic): Ditto from absnegprefix.
297 * config/i386/mmx.md: Update all users of maxminiprefix,
298 maxminfprefix and loficprefix for rename.
299 * config/i386/sse.md: Ditto.
300 * config/i386/sync.md (sync_<code><mode>): Update for
303 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
306 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
307 warnings converted to errors.
309 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
311 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
312 used insn_type variable.
313 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
314 to avoid set-but-not-used warning.
316 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
318 * df-core.c (df_ref_debug): Change format string placeholder
320 * dwarf2asm.c (dw2_asm_output_data_raw,
321 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
322 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
323 * dwarf2out.c (output_cfi, output_cfi_directive,
324 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
325 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
327 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
328 * print-rtl.c (print_rtx): Ditto.
330 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
333 * builtins.c (expand_builtin_pow_root): New function to expand pow
334 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
335 series of sqrt and cbrt calls under -ffast-math.
336 (expand_builtin_pow): Call it.
338 2010-04-14 Michael Matz <matz@suse.de>
340 PR tree-optimization/42963
341 * tree-cfg.c (touched_switch_bbs): New static variable.
342 (group_case_labels_stmt): New function broken out from ...
343 (group_case_labels): ... here, use the above.
344 (start_recording_case_labels): Allocate touched_switch_bbs.
345 (end_recording_case_labels): Deallocate it, call
346 group_case_labels_stmt.
347 (gimple_redirect_edge_and_branch): Remember index of affected BB.
349 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
351 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
354 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
356 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
358 2010-04-13 Jan Hubicka <jh@suse.cz>
360 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
361 of optimized out static functions.
362 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
363 cost computation. Also sanity check for overflows.
364 (update_caller_keys): Update cgraph_edge_badness call; properly
365 update fibheap and sanity check that it is up to date.
366 (add_new_edges_to_heap): Update cgraph_edge_badness.
367 (cgraph_decide_inlining_of_small_function): Likewise;
368 add sanity checking that badness in heap is up to date;
369 improve dumping of reason; Update badness of calls to the
370 offline copy of function currently inlined; dump badness
371 of functions not inlined because of unit growth limits.
373 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
376 * c-common.c (pointer_int_sum): Disregard overflow that occured only
377 because of sign-extension change when converting to sizetype here...
378 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
380 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
381 the folding to constants. Remove redundant final conversion.
382 (fold_binary) <associate>: Do not associate if the re-association of
383 constants alone overflows.
384 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
385 to the end of the list.
386 (multiple_of_p) <COND_EXPR>: New case.
388 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
390 * opt-functions.awk (opt_sanitized_name): New.
392 * optc-gen.awk: Use it
393 * opth-gen.awk: Use it.
395 2010-04-13 Martin Jambor <mjambor@suse.cz>
397 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
398 (sra_modify_assign): Delete stmts loading dead data even if racc has no
399 children. Call replace_uses_with_default_def_ssa_name to handle
402 2010-04-13 Michael Matz <matz@suse.de>
405 * builtins.c (expand_builtin_interclass_mathfn): Also create
406 a register if the predicate doesn't match.
408 2010-04-13 Diego Novillo <dnovillo@google.com>
410 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
411 * c-pch.c: Include timevar.h.
412 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
413 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
414 * ggc-common.c: Include timevar.h.
415 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
416 * timevar.def (TV_PCH_SAVE): Define.
417 (TV_PCH_CPP_SAVE): Define.
418 (TV_PCH_PTR_REALLOC): Define.
419 (TV_PCH_PTR_SORT): Define.
420 (TV_PCH_RESTORE): Define.
421 (TV_PCH_CPP_RESTORE): Define.
423 2010-04-13 Michael Matz <matz@suse.de>
425 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
427 (can_reassociate_p): New function.
428 (break_up_subtract_bb, reassociate_bb): Use it.
430 2010-04-13 Richard Guenther <rguenther@suse.de>
433 * builtins.c (c_readstr): Fix assert.
435 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
437 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
438 when generating cltd insn.
440 (*ashl<mode>3_1): Remove special handling for register operand 2.
441 (*ashlsi3_1_zext): Ditto.
443 (*ashlhi3_1_lea): Ditto.
445 (*ashlqi3_1_lea): Ditto.
446 (*<shiftrt_insn><mode>3_1): Ditto.
447 (*<shiftrt_insn>si3_1_zext): Ditto.
448 (*<shiftrt_insn>qi3_1_slp): Ditto.
449 (*<rotate_insn><mode>3_1): Ditto.
450 (*<rotate_insn>si3_1_zext): Ditto.
451 (*<rotate_insn>qi3_1_slp): Ditto.
453 2010-04-13 Richard Guenther <rguenther@suse.de>
455 * tree-ssa-structalias.c (callused_id): Remove.
456 (call_stmt_vars): New.
457 (get_call_vi): Likewise.
458 (lookup_call_use_vi): Likewise.
459 (lookup_call_clobber_vi): Likewise.
460 (get_call_use_vi): Likewise.
461 (get_call_clobber_vi): Likewise.
462 (make_transitive_closure_constraints): Likewise.
463 (handle_const_call): Adjust to do per-call call-used handling.
464 (handle_pure_call): Likewise.
465 (find_what_var_points_to): Remove general callused handling.
466 (init_base_vars): Likewise.
467 (init_alias_vars): Initialize call_stmt_vars.
468 (compute_points_to_sets): Process call-used and call-clobbered
469 vars for call statements.
470 (delete_points_to_sets): Free call_stmt_vars.
472 2010-04-13 Richard Guenther <rguenther@suse.de>
474 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
475 Only add RW dependence for dependence distance zero.
476 Adjust maximal vectorization factor according to dependences.
477 Move alignment handling ...
478 (vect_find_same_alignment_drs): ... here. New function.
479 (vect_analyze_data_ref_dependences): Adjust.
480 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
481 (vect_analyze_data_refs): Adjust minimal vectorization factor
482 according to data references.
483 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
484 dependences before determining the vectorization factor.
485 Analyze alignment after determining the vectorization factor.
486 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
487 dependences before alignment.
488 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
490 (vect_analyze_data_refs): Likewise.
491 (MAX_VECTORIZATION_FACTOR): New define.
493 2010-04-13 Duncan Sands <baldrick@free.fr>
495 * except.h (lang_eh_type_covers): Remove.
496 * except.c (lang_eh_type_covers): Likewise.
498 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
499 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
501 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
502 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
503 UNITS_PER_LONG where it is ABI relevant.
504 (s390_return_addr_rtx): Likewise.
505 (s390_back_chain_rtx): Likewise.
506 (s390_frame_area): Likewise.
507 (s390_frame_info): Likewise.
508 (s390_initial_elimination_offset): Likewise.
509 (save_gprs): Likewise.
510 (s390_emit_prologue): Likewise.
511 (s390_emit_epilogue): Likewise.
512 (s390_function_arg_advance): Likewise.
513 (s390_function_arg): Likewise.
514 (s390_va_start): Likewise.
515 (s390_gimplify_va_arg): Likewise.
516 (s390_function_profiler): Likewise.
517 (s390_optimize_prologue): Likewise.
518 (s390_rtx_costs): Likewise.
519 (s390_secondary_reload): Likewise.
520 (s390_promote_function_mode): Likewise.
521 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
522 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
524 (s390_unwind_word_mode): New function.
525 (s390_function_value): Split 64 bit values into register pair if
526 used as return value.
527 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
528 function call parameters. Handle parallels.
529 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
530 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
531 (DWARF_CIE_DATA_ALIGNMENT): New macro.
532 (s390_expand_setmem): Remove unused variable src_addr.
533 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
534 deal with 64 bit registers.
535 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
536 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
537 (UNITS_PER_LONG): New macro.
538 * libjava/include/s390-signal.h: Define extended ucontext
539 structure containing the upper halfs of the 64 bit registers.
541 2010-04-13 Simon Baldwin <simonb@google.com>
543 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
545 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
547 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
548 rvalue on the RHS if the LHS is of a non-renamable type.
549 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
551 2010-04-13 Matthias Klose <doko@ubuntu.com>
553 * gcc.c (cc1_options): Handle -iplugindir before processing
554 the cc1 spec. Only add -iplugindir once.
555 (cpp_unique_options): Add -iplugindir option if -fplugin* options
557 * common.opt (iplugindir): Remove `Separate' property, initialize.
558 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
560 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
561 (distclean): Remove plugin dir.
562 * doc/invoke.texi: Document -iplugindir.
564 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
566 * doc/plugins.texi (Loading Plugins): Document short
568 (Plugin API): Mention default_plugin_dir_name function.
570 * gcc.c (find_file_spec_function): Add new declaration.
571 (static_spec_func): Use it for "find-file".
572 (find_file_spec_function): Add new function.
573 (cc1_options): Add -iplugindir option if -fplugin* options found.
575 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
577 * plugin.c (add_new_plugin): Updated comment, and handle short
579 (default_plugin_dir_name): Added new function.
581 * common.opt (iplugindir): New option to set the plugin directory.
583 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
585 * config/i386/i386.md (any_rotate): New code iterator.
586 (rotate_insn): New code attribute.
588 (SWIM124): New mode iterator.
589 (<rotate_insn>ti3): New expander.
590 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
591 any_rotate code iterator.
592 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
593 using any_rotate code iterator and SWIM124 mode iterator.
594 (ix86_rotlti3): New insn_and_split pattern.
595 (ix86_rotrti3): Ditto.
596 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
597 ix86_rotl{di,ti}3 patterns.
598 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
599 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
600 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
601 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
602 code iterator and SWI mode iterator.
603 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
604 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
606 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
607 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
608 (bswap rotatert splitter): Add splitter.
609 (bswap splitter): Macroize splitter using any_rotate code iterator.
610 Add insn predicate to split only for TARGET_USE_XCHGB or when
611 optimizing function for size.
613 2010-04-12 Steve Ellcey <sje@cup.hp.com>
615 * config/pa/pa.c (emit_move_sequence): Remove use of
616 deleted variable flag_argument_noalias.
618 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
620 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
622 Add to unsupported targets list.
623 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
624 sparc*-sun-solaris2.[567]* from target lists.
625 * configure: Regenerate.
626 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
628 Remove Solaris 7 patch references.
629 (Specific, sparc-sun-solaris2.7): Removed.
630 (sparc-sun-solaris2*): Update Solaris 7 example.
631 (sparc64-*-solaris2*): Likewise.
633 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
635 * config.build (alpha*-dec-osf4*): Remove.
636 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
637 of obsolete configurations.
638 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
640 * config/alpha/t-osf4: Renamed to ...
641 * config/alpha/t-osf5: ... this.
642 * config/alpha/osf.h: Renamed to ...
643 * config/alpha/osf5.h: ... this.
644 Merged old osf5.h contents.
646 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
647 (EXTRA_SPECS): Removed.
648 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
649 reflect removal of Tru64 UNIX V4.0/V5.0 support.
652 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
654 * doc/contrib.texi (Contributors, Rainer Orth): Update.
656 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
659 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
660 __thiscall convention.
662 2010-04-12 Steve Ellcey <sje@cup.hp.com>
664 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
666 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
668 2010-04-12 Steve Ellcey <sje@cup.hp.com>
670 * function.c (assign_parms_initialize_all): Add unused attribute
673 2010-04-12 Richard Guenther <rguenther@suse.de>
675 * gsstruct.def (GSS_CALL): New.
676 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
677 * gimple.h: Include tree-ssa-alias.h.
678 (struct gimple_statement_call): New.
679 (union gimple_statement_struct_d): Add gimple_call member.
680 (gimple_call_reset_alias_info): Declare.
681 (gimple_call_use_set): New function.
682 (gimple_call_clobber_set): Likewise.
683 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
684 * gimple.c (gimple_call_reset_alias_info): New function.
685 (gimple_build_call_1): Call it.
686 * lto-streamer-in.c (input_gimple_stmt): Likewise.
687 * tree-inline.c (remap_gimple_stmt): Likewise.
688 (expand_call_inline): Remove callused handling.
689 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
690 * tree-dfa.c (dump_variable): Likewise.
691 * tree-parloops.c (parallelize_loops): Likewise.
692 * tree-ssa.c (init_tree_ssa): Likewise.
693 (delete_tree_ssa): Likewise.
694 * tree-flow-inline.h (is_call_used): Remove.
695 * tree-flow.h (struct gimple_df): Remove callused member.
696 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
697 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
698 (ref_maybe_used_by_call_p_1): Simplify.
699 (call_may_clobber_ref_p_1): Likewise.
700 * tree-ssa-structalias.c (compute_points_to_sets): Set
701 the call stmt used and clobbered sets.
702 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
703 (find_tail_calls): Verify the tail call.
705 2010-04-12 Richard Guenther <rguenther@suse.de>
707 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
708 single-iteration always-inline inlining.
709 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
710 (cgraph_decide_inlining): Do not handle always-inline specially.
711 (try_inline): Remove always-inline cycle detection special case.
712 Do not recurse on always-inlines.
713 (cgraph_early_inlining): Do not iterate if not optimizing.
714 (cgraph_gate_early_inlining): remove.
715 (pass_early_inline): Run unconditionally.
716 (gate_cgraph_decide_inlining): New function.
717 (pass_ipa_inline): Use it. Do not run the IPA inliner if
718 not inlining or optimizing.
719 (cgraph_decide_inlining_of_small_functions): Also consider
720 always-inline functions.
721 (cgraph_default_inline_p): Return true for nodes which should
722 disregard inline limits.
723 (estimate_function_body_sizes): Assume zero size and time for
724 nodes which are marked as disregarding inline limits.
725 (cgraph_decide_recursive_inlining): Do not perform recursive
726 inlining on always-inline nodes.
728 2010-04-12 Jakub Jelinek <jakub@redhat.com>
731 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
732 for exprs satisfying handled_component_p.
734 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
736 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
737 non-constant aggregate elements.
739 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
740 is a real initialization.
742 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
745 * c-decl.c (start_function): Move forward check for nested function.
747 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
749 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
750 * config/sh/sh.c: Include reload.h.
751 (sh_legitimize_reload_address): New.
752 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
753 sh_legitimize_reload_address.
755 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
757 * config/sh/sh.md (*movqi_pop): New insn pattern.
758 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
760 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
762 * config/i386/i386.md (any_shiftrt): New code iterator.
763 (shiftrt_insn): New code attribute.
765 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
766 using any_shiftrt code iterator.
767 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
768 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
769 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
770 pattern from corresponding peephole2 patterns.
771 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
772 using any_shiftrt code iterator.
773 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
774 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
775 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
776 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
777 *{ashr,lshr}<mode>3_cmp_zext.
778 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
780 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
782 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
784 (*lshr<mode>3_cconly): Ditto.
786 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
788 * config/i386/i386.md (lshr<mode>3): Macroize expander from
789 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
790 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
791 pattern from *lshr{di,ti}3_1 and corresponding splitters using
793 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
794 from corresponding peephole2 patterns.
795 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
796 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
797 and *lshrdi3_1_rex64 using SWI mode iterator.
798 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
799 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
800 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
801 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
802 and *lshrdi3_cmp_rex64 using SWI mode iterator.
803 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
804 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
805 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
806 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
809 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
811 * config/i386/i386.md (ashr<mode>3): Macroize expander from
812 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
813 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
814 pattern from *ashr{di,ti}3_1 and corresponding splitters using
816 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
817 from corresponding peephole2 patterns.
818 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
819 (ashrsi3_cvt): Rename from ashrsi3_31.
820 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
821 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
822 and x86_64_shift_adj_3 using SWI48 mode iterator.
823 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
824 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
825 and *ashrdi3_1_rex64 using SWI mode iterator.
826 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
827 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
828 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
829 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
830 and *ashrdi3_cmp_rex64 using SWI mode iterator.
831 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
832 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
833 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
834 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
836 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
837 * config/i386/i386.c (ix86_split_ashr): Update for renamed
838 x86_shift<mode>_adj_3 expanders.
840 2010-04-10 Wei Guozhi <carrot@google.com>
843 * config/arm/arm.c (arm_pic_static_addr): New function.
844 (legitimize_pic_address): Call arm_pic_static_addr when it detects
846 (arm_output_addr_const_extra): Output expression for new pattern.
847 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
849 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
851 * ira-costs.c (record_reg_classes): Ignore alternatives that are
854 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
855 * web.c: Include "insn-config.h" and "recog.h".
856 (union_match_dups): New function.
858 (union_defs): Don't try to recognize match_dups.
860 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
861 if doing so would replace the entire pattern.
863 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
867 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
868 and splitter pattern. Change splitter operand 1 predicate to
871 2010-04-09 Martin Jambor <mjambor@suse.cz>
873 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
874 lattices are addresses of CONST_DECLs with the same initial value.
875 (ipcp_print_all_lattices): Print values of CONST_DECLs.
876 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
878 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
879 Bernd Schmidt <bernds@codesourcery.com>
881 * loop-invariant.c (replace_uses): New static function.
882 (move_invariant_reg): Use it to ensure we can replace the uses.
884 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
886 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
888 (picochip_override_options): Enable section anchors only above -O1.
889 (picochip_reorg): Fixed a couple of build warnings.
891 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
893 * configure.ac (plugin -rdynamic test): Log result.
894 * configure: Regenerate.
895 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
896 (RDYNAMIC_SPEC): Define.
897 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
899 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
901 * configure.ac: Determine Sun ld version numbers.
902 (comdat_group): Restrict GNU ld version checks to gld.
903 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
904 (enable_comdat): Support --enable-comdat.
905 * configure: Regenerate.
906 * doc/install.texi (Configuration): Document --enable-comdat.
908 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
910 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
911 * config/sol2-gld.h: ... here.
912 * config.gcc (sparc*-*-solaris2*): Reflect this.
913 (i[34567]86-*-solaris2*): Use it.
915 2010-04-09 Steve Ellcey <sje@cup.hp.com>
917 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
919 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
921 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
924 * diagnostic.c (diagnostic_initialize): Initialize
925 some_warnings_are_errors.
926 (diagnostic_finish): New.
927 (diagnostic_action_after_output): Call it before exiting.
928 (diagnostic_report_diagnostic): Do not print message here. Set
929 some_warnings_are_errors.
930 * diagnostic.h (diagnostic_context): Delete
931 issue_warnings_are_errors_message. Add some_warnings_are_errors.
932 (diagnostic_finish): Declare.
933 * toplev.c (toplev_main): Call it before exit.
935 2010-04-09 Jason Merrill <jason@redhat.com>
938 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
942 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
943 based on a warning flag.
945 2010-04-09 Richard Guenther <rguenther@suse.de>
947 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
949 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
952 * varasm.c (default_assemble_visibility): Wrap vars that are
953 set, but unused, by targets without GAS.
954 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
955 Remove set, but unused, vars.
956 (rs6000_legitimize_tls_address): Likewise.
957 (altivec_expand_dst_builtin): Likewise.
958 * config/darwin.c (machopic_classify_symbol): Likewise.
959 (machopic_indirection_name): Likewise.
961 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
963 * config/i386/i386.md (DWI): New mode iterator.
964 (S): New mode attribute.
965 (shift_operand): Ditto.
966 (shift_immediate_operand): Ditto.
967 (ashl_input_operand): Ditto.
968 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
969 using SDWIM mode iterator.
970 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
971 pattern from *ashl{di,ti}3_1 and corresponding splitters using
973 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
974 from corresponding peephole2 patterns.
975 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
976 and x86_64_shift_adj_1 using SWI48 mode iterator.
977 (x86_shift<mode>_adj_2): Ditto.
978 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
979 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
980 using SWI48 mode iterator.
981 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
982 *ashldi3_cmp_rex64 using SWI mode iterator.
983 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
984 *ashldi3_cconly_rex64 using SWI mode iterator.
985 * config/i386/i386.c (ix86_split_ashl): Update for renamed
986 x86_shift<mode>_adj_{1,2}.
987 (ix86_split_ashr): Ditto.
988 (ix86_split_lshr): Ditto.
990 2010-04-09 Richard Guenther <rguenther@suse.de>
992 * target.h (builtin_conversion): Pass in input and output types.
993 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
994 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
995 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
996 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
998 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1000 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1002 2010-04-09 Richard Guenther <rguenther@suse.de>
1005 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1007 2010-04-09 Richard Guenther <rguenther@suse.de>
1009 * tree-vectorizer.h (struct _stmt_vec_info): Document
1010 that vectype is the type of the LHS.
1011 (supportable_widening_operation, supportable_narrowing_operation):
1012 Get both input and output vector types as arguments.
1013 (vect_is_simple_use_1): Declare.
1014 (get_same_sized_vectype): Likewise.
1015 * tree-vect-loop.c (vect_determine_vectorization_factor):
1016 Set STMT_VINFO_VECTYPE to the vector type of the def.
1017 (vectorizable_reduction): Adjust.
1018 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1019 Adjust. Specify the output vector type.
1020 (vect_pattern_recog_1): Adjust.
1021 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1022 (vectorizable_call): Adjust.
1023 (vectorizable_conversion): Likewise.
1024 (vectorizable_operation): Likewise.
1025 (vectorizable_type_demotion): Likewise.
1026 (vectorizable_type_promotion): Likewise.
1027 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1029 (vect_is_simple_use_1): New function.
1030 (supportable_widening_operation): Get both input and output
1032 (supportable_narrowing_operation): Likewise.
1033 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1035 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1037 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1038 __thiscall and _thiscall as predefined macros.
1039 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1040 thiscall attribute handling.
1041 (ix86_comp_type_attributes): Likewise.
1042 (ix86_function_regparm): Likewise.
1043 (ix86_return_pops_args): Likewise.
1044 (init_cumulative_args): Likewise.
1045 (find_drap_reg): Likewise.
1046 (ix86_static_chain): Likewise.
1047 (x86_this_parameter): Likewise.
1048 (x86_output_mi_thunk): Likewise.
1049 (ix86_attribute_table): Add description for thiscall attribute.
1050 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1051 * doc/extend.texi: Add documentation for thiscall.
1053 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1056 * c.opt (Wint-to-pointer-cast): Available in C++.
1057 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1059 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1061 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1062 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1063 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1064 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1065 function type instead. Reorder and simplify checks.
1067 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1069 2010-04-08 Jing Yu <jingyu@google.com>
1070 Zdenek Dvorak <ook@ucw.cz>
1072 PR tree-optimization/42720
1073 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1074 loop unswitch conditions here from ...
1075 (tree_unswitch_single_loop): ... here.
1077 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1079 * tree-if-conv.c: Fix comments and simplify logic.
1081 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1083 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1084 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1085 (main_tree_if_conversion): Update call to tree_if_conversion.
1087 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1090 * doc/invoke.texi (-b,-V): Delete.
1091 * doc/tm.texi: Do not mention -b.
1092 * gcc.c (display_help): Delete -b and -V.
1093 (process_command): Delete -b and -V.
1094 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1096 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1097 Wolfgang Gellerich <gellerich@de.ibm.com>
1099 Implement target hook for loop unrolling
1100 * target.h (loop_unroll_adjust): Add a new target hook function.
1101 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1102 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1103 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1104 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1105 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1107 (decide_unroll_stupid): Likewise.
1109 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1112 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1114 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1116 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1117 (Specific, *-*-solaris2*): Likewise.
1118 Don't prefer Sun as over GNU as.
1120 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1122 * config/s390/s390.c (override_options): Adjust the z10
1123 defaults for max-unroll-times, max-completely-peeled-insns
1124 and max-completely-peel-times.
1126 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1128 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1129 instructions for z10.
1130 (s390_expand_setmem): Likewise.
1131 (s390_expand_cmpmem): Likewise.
1133 2010-04-08 Richard Guenther <rguenther@suse.de>
1135 PR tree-optimization/43679
1136 * tree-ssa-pre.c (eliminate): Only propagate copies.
1138 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1141 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1142 set but not used variable warning.
1144 2010-04-08 Wei Guozhi <carrot@google.com>
1147 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1148 (arm_size_rtx_costs): Call the new function when optimized for size.
1150 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1153 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1154 op0 is not a MEM, just return NULL instead of assertion
1156 (discover_nonconstant_array_refs): Don't walk debug stmts.
1158 2010-04-08 Doug Kwan <dougkwan@google.com>
1160 * configure.ac: Recognize gold and do not use its version number
1161 to test ld features.
1162 * configure: Regenerate.
1164 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1167 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1168 (negate_value): Move code to push elements to broken_up_substracts ...
1169 (eliminate_plus_minus_pair): ... here. Push operands that have no
1170 negative pair to plus_negates.
1171 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1173 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1175 * doc/install.texi (Configuration): Move description of
1176 --enable-lto, --with-libelf*, --enable-gold from Java section to
1179 * doc/generic.texi (Working with declarations)
1180 (Function Properties, C and C++ Trees): Fix typos.
1181 * doc/sourcebuild.texi (Top Level): Likewise.
1183 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1186 * tree.h (DECL_READ_P): Define.
1187 (struct tree_decl_common): Add decl_read_flag.
1188 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1189 a set but not used warning.
1190 (merge_decls): Merge DECL_READ_P flag.
1191 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1192 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1193 * c-common.c (handle_used_attribute, handle_unused_attribute):
1195 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1197 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1199 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1200 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1201 c_parser_binary_expression, c_parser_cast_expression,
1202 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1203 Call default_function_array_read_conversion instead of
1204 default_function_array_conversion where needed.
1205 (c_parser_unary_expression, c_parser_conditional_expression,
1206 c_parser_postfix_expression_after_primary, c_parser_initelt):
1207 Likewise. Call mark_exp_read where needed.
1208 (c_parser_statement_after_labels, c_parser_asm_operands,
1209 c_parser_typeof_specifier, c_parser_sizeof_expression,
1210 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1212 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1214 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1215 (warn_unused_but_set_parameter): Default to warn_unused
1217 * doc/invoke.texi: Document -Wunused-but-set-variable and
1218 -Wunused-but-set-parameter.
1220 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1221 used count variable.
1222 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1223 when operandN variables aren't used in the body of the expander
1225 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1226 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1227 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1228 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1229 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1230 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1231 * tree.c (PROCESS_ARG): Likewise.
1233 2010-04-07 Simon Baldwin <simonb@google.com>
1235 * diagnostic.h (diagnostic_override_option_index): New macro to
1236 set a diagnostic's option_index.
1237 * c-tree.h (c_cpp_error): Add warning reason argument.
1238 * opts.c (_warning_as_error_callback): New.
1239 (register_warning_as_error_callback): Store callback for
1240 warnings enabled via enable_warning_as_error.
1241 (enable_warning_as_error): Call callback, minor code tidy.
1242 * opts.h (register_warning_as_error_callback): Declare.
1243 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1244 response to -Werror=.
1245 (c_common_init_options): Register warning_as_error_callback in opts.c.
1246 * common.opt: Add -Wno-cpp option.
1247 * c-common.c (struct reason_option_codes_t): Map cpp warning
1248 reason codes to gcc option indexes.
1249 * (c_option_controlling_cpp_error): New function, lookup the gcc
1250 option index for a cpp warning reason code.
1251 * (c_cpp_error): Add warning reason argument, call
1252 c_option_controlling_cpp_error for diagnostic_override_option_index.
1253 * doc/invoke.texi: Document -Wno-cpp.
1255 2010-04-07 Richard Guenther <rguenther@suse.de>
1257 * ipa-reference.c (mark_load): Use get_base_address.
1258 (mark_store): Likewise.
1260 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1261 inserting GIMPLE_NOPs into the IL.
1262 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1263 Explicitly strip handled components and indirect references.
1265 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1266 folding address expressions.
1267 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1268 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1269 operand_equal_p to compare decls.
1270 (ptr_deref_may_alias_decl_p): Likewise.
1271 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1272 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1273 Handle reversed comparison ops.
1274 * tree-sra.c (asm_visit_addr): Use get_base_address.
1275 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1276 * ipa-reference.c (mark_address): Use get_base_address.
1278 2010-04-07 Richard Guenther <rguenther@suse.de>
1280 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1281 Propagate constants everywhere.
1283 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1286 * tree.c (MAX_INT_CACHED_PREC): Define.
1287 (nonstandard_integer_type_cache): New array.
1288 (build_nonstandard_integer_type): Cache results for precision
1289 <= MAX_INT_CACHED_PREC.
1291 2010-04-07 Richard Guenther <rguenther@suse.de>
1293 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1294 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1295 * common.opt: Likewise.
1296 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1297 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1298 (nonoverlapping_memrefs_p): Likewise.
1299 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1300 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1301 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1302 OPT_fargument_noalias_global for backward compatibility.
1304 2010-04-07 Richard Guenther <rguenther@suse.de>
1306 PR tree-optimization/43270
1307 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1308 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1309 * tree-ssa-pre.c (phi_translate_1): Adjust.
1310 (fully_constant_expression): Split out vn_reference handling to ...
1311 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1312 Fold reads from constant strings.
1313 (vn_reference_lookup): Handle fully constant references.
1314 (vn_reference_lookup_pieces): Likewise.
1315 * Makefile.in (expmed.o-warn): Add -Wno-error.
1317 2010-04-07 Martin Jambor <mjambor@suse.cz>
1319 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1321 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1324 * gcc.c: Add -static-libstdc++ to list of recognized options.
1326 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1328 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1330 2010-04-07 Richard Guenther <rguenther@suse.de>
1333 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1334 bases build simple mem attributes to retain points-to information.
1336 2010-04-07 Richard Guenther <rguenther@suse.de>
1339 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1340 preserve points-to related information.
1342 2010-04-07 Richard Guenther <rguenther@suse.de>
1345 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1346 discard plain indirect references.
1347 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1348 * tree.c (tree_nop_conversion): Likewise.
1350 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1353 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1355 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1357 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1358 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1360 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1362 * tree-if-conv.c: Fix indentation and comments.
1364 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1366 * tree-if-conv.c: Sort static functions in topological order.
1368 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1370 * tree-if-conv.c: Fix indentation and comments.
1372 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1375 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1376 lang_hooks.types.type_for_size instead of
1377 build_nonstandard_integer_type.
1378 When converting an unsigned type to signed, double its precision.
1379 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1380 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1381 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1384 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1387 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1388 POINTER_PLUS_EXPR for pointer types.
1390 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1393 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1394 * graphite-clast-to-gimple.c: Include langhooks.h.
1395 (max_signed_precision_type): New.
1396 (max_precision_type): Takes two types as arguments.
1397 (precision_for_value): New.
1398 (precision_for_interval): New.
1399 (gcc_type_for_interval): New.
1400 (gcc_type_for_value): New.
1401 (gcc_type_for_clast_term): New.
1402 (gcc_type_for_clast_red): New.
1403 (gcc_type_for_clast_bin): New.
1404 (gcc_type_for_clast_expr): Split up into several functions.
1405 (gcc_type_for_clast_eq): Rewritten.
1406 (compute_bounds_for_level): New.
1407 (compute_type_for_level_1): New.
1408 (compute_type_for_level): New.
1409 (gcc_type_for_cloog_iv): Removed.
1410 (gcc_type_for_iv_of_clast_loop): Rewritten.
1411 (graphite_create_new_loop): Compute the lower and upper bound types
1412 with gcc_type_for_clast_expr.
1413 (graphite_create_new_loop_guard): Same.
1414 (find_cloog_iv_in_expr): Removed.
1415 (compute_cloog_iv_types_1): Removed.
1416 (compute_cloog_iv_types): Removed.
1417 (gloog): Do not call compute_cloog_iv_types.
1418 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1420 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1421 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1422 (GBB_CLOOG_IV_TYPES): Removed.
1424 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1426 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1427 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1428 (detect_commutative_reduction): Same.
1430 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1432 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1433 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1435 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1436 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1437 (rewrite_commutative_reductions_out_of_ssa): Same.
1438 * passes.c (execute_function_todo): Call verify_ssa for every pass
1439 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1440 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1441 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1442 with an extra argument.
1443 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1444 verify_ssa only when the extra argument is true.
1445 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1446 with an extra argument.
1447 (tree_transform_and_unroll_loop): Same.
1449 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1451 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1452 for all the passes of the LNO having LOOP_CLOSED_SSA.
1453 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1454 * tree-loop-distribution.c (pass_loop_distribution): Same.
1455 * tree-pass.h (TODO_verify_loops): Removed.
1456 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1458 (pass_tree_unswitch): Same.
1459 (pass_predcom): Same.
1460 (pass_vectorize): Same.
1461 (pass_linear_transform): Same.
1462 (pass_graphite_transforms): Same.
1463 (pass_iv_canon): Same.
1464 (pass_complete_unroll): Same.
1465 (pass_complete_unrolli): Same.
1466 (pass_parallelize_loops): Same.
1467 (pass_loop_prefetch): Same.
1468 (pass_iv_optimize): Same.
1470 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1473 * passes.c (init_optimization_passes): Move pass_lim before
1474 pass_copy_prop and pass_dce_loop.
1476 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1479 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1480 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1481 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1482 MULTI_* defines for 4 argument vpermil2p* builtins.
1484 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1486 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1487 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1488 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1489 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1490 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1491 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1492 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1493 Use x86_maybe_negate_const_int to output insn mnemonic.
1494 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1495 check from instruction predicate. Update comments.
1496 * config/i386/sync.md (sync_add<mode>): Use
1497 x86_maybe_negate_const_int to output insn mnemonic.
1499 2010-04-06 Jan Hubicka <jh@suse.cz>
1501 PR tree-optimization/42906
1502 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1503 IGNORE_SELF argument. Set visited_control_parents for fully
1505 (find_obviously_necessary_stmts): Update call of
1506 mark_control_dependent_edges_necessary.
1507 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1509 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1511 * config/i386/i386.md: Remove comment about 'e' and 'E'
1514 2010-04-06 Richard Guenther <rguenther@suse.de>
1516 PR tree-optimization/43627
1517 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1518 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1521 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1523 * BASE-VER: Change to 4.6.0.
1526 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1529 2010-04-06 Richard Guenther <rguenther@suse.de>
1532 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1534 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1536 * doc/invoke.texi (Optimize Options): Document that LTO
1537 won't remove object access purely due to incompatible
1540 2010-04-04 Matthias Klose <doko@ubuntu.com>
1542 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1543 Initialize variable.
1545 2010-04-03 Richard Guenther <rguenther@suse.de>
1548 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1549 require a non-NULL MEM_OFFSET.
1551 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1553 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1554 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1555 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1556 config/alpha/predicates.md, config/arm/arm.md,
1557 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1558 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1559 config/darwin9.h, config/darwin.c, config/darwin.h,
1560 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1561 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1562 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1563 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1564 config/mips/mips.md, config/mn10300/mn10300.c,
1565 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1566 config/rs6000/aix.h, config/rs6000/dfp.md,
1567 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1568 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1569 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1570 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1571 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1572 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1573 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1574 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1575 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1576 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1577 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1578 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1579 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1580 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1581 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1582 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1583 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1584 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1585 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1586 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1587 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1588 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1589 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1590 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1591 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1592 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1593 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1594 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1595 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1596 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1597 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1598 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1599 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1600 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1601 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1602 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1604 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1607 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1608 * aclocal.m4: Regenerate.
1610 2010-04-02 Richard Guenther <rguenther@suse.de>
1612 PR tree-optimization/43629
1613 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1614 if we have seen a constant value.
1616 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1618 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1620 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1623 * arm.c (legitimize_tls_address): Adjust call to
1624 gen_tls_load_dot_plus_four.
1625 (arm_note_pic_base): New function.
1626 (arm_cannot_copy_insn_p): Use it.
1627 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1630 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1635 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1637 * Makefile.in ($(out_object_file)): Depend on
1638 gt-$(basename $(notdir $(out_file))).h.
1640 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1642 * config.gcc (lm32-*-rtems*): Add t-lm32.
1644 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1646 * config.gcc: Add lm32-*-rtems*.
1647 * config/lm32/rtems.h: New file.
1649 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1652 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1654 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1656 * dwarf2out.c (output_compilation_unit_header): For
1657 -gdwarf-4 use version 4 instead of version 3.
1658 (output_line_info): For version 4 and above emit additional
1659 maximum ops per insn header field.
1660 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1662 * dwarf2out.c (is_c_family, is_java): Remove.
1663 (lower_bound_default): New function.
1664 (add_bound_info, gen_descr_array_type_die): Use it.
1666 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1669 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1670 re-declaration when it happens in a function.
1672 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1674 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1675 (cgraph_remove_function_insertion_hook): Same.
1676 (cgraph_call_function_insertion_hooks): Same.
1678 2010-04-01 Richard Guenther <rguenther@suse.de>
1681 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1682 and TREE_THIS_VOLATILE.
1683 (copy_ref_info): Likewise.
1684 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1685 * tree.c (build6_stat): Ignore side-effects of all but arg5
1686 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1689 2010-04-01 Richard Guenther <rguenther@suse.de>
1691 PR tree-optimization/43607
1692 * ipa-type-escape.c (check_call): Do not access non-existing
1695 2010-04-01 Richard Guenther <rguenther@suse.de>
1699 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1700 Jack Howarth <howarth@bromo.med.uc.edu>
1702 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1705 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1707 * doc/install.texi (Prerequisites): Document libelf usability on
1708 IRIX 5/6 and Solaris 2.
1709 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1710 Update GNU as, GNU ld requirements.
1711 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1712 Document Sun Studio compiler download.
1713 Update and simplify as, ld recommendations.
1714 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1716 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1718 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1719 with_tune_32 to pentium4.
1721 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1723 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1725 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1727 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1728 obsoletion, removal.
1730 Document GNU as requirement.
1731 Update configure requirements.
1732 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1733 Recomment IRIX 6.5.18+.
1734 Document IDF/IDL requirement.
1735 Document GNU as requirement.
1736 Document GNU ld bootstrap failure.
1737 Remove freeware.sgi.com reference.
1739 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1741 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1742 UNIX V4.0, V5.0 obsoletion, removal.
1743 Remove --with-gc=simple reference.
1744 Update VM requirements during bootstrap.
1745 Remove -oldas bootstrap description.
1746 Update binutils reference.
1747 Remove comparison failure note.
1749 2010-03-31 Richard Guenther <rguenther@suse.de>
1750 Zdenek Dvorak <ook@ucw.cz>
1751 Sebastian Pop <sebastian.pop@amd.com>
1754 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1755 with multiple arguments.
1756 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1758 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1760 * graphite-dependences.c (print_pddr): Call print_pdr with an
1762 * graphite-poly.c (debug_pdr): Add an extra argument for the
1765 (print_pbb_domain): Same.
1767 (print_scop_context): Same.
1769 (print_cloog): Same.
1770 (debug_pbb_domain): Same.
1774 (debug_scop_context): Same.
1776 (debug_cloog): Same.
1777 (print_scop_params): Same.
1778 (debug_scop_params): Same.
1779 (print_iteration_domain): Same.
1780 (print_iteration_domains): Same.
1781 (debug_iteration_domain): Same.
1782 (debug_iteration_domains): Same.
1783 (print_scattering_function): Same.
1784 (print_scattering_functions): Same.
1785 (debug_scattering_function): Same.
1786 (debug_scattering_functions): Same.
1787 * graphite-poly.h (debug_pdr): Update declaration.
1789 (print_pbb_domain): Same.
1791 (print_scop_context): Same.
1793 (print_cloog): Same.
1794 (debug_pbb_domain): Same.
1798 (debug_scop_context): Same.
1800 (debug_cloog): Same.
1801 (print_scop_params): Same.
1802 (debug_scop_params): Same.
1803 (print_iteration_domain): Same.
1804 (print_iteration_domains): Same.
1805 (debug_iteration_domain): Same.
1806 (debug_iteration_domains): Same.
1807 (print_scattering_function): Same.
1808 (print_scattering_functions): Same.
1809 (debug_scattering_function): Same.
1810 (debug_scattering_functions): Same.
1812 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1814 * graphite-poly.c (print_scattering_function_1): New.
1815 (print_scattering_function): Call it.
1816 (print_scop_params): Remove spaces at the end of lines.
1819 * graphite-poly.h (print_cloog): Declared.
1820 (debug_cloog): Declared.
1822 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1824 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1826 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1827 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1828 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1829 to switch between adding the IV bump in loop->latch or in loop->header.
1831 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1833 * graphite-poly.c (print_scattering_function): Pretty print following
1836 (print_pbb_domain): Same.
1837 (dump_gbb_cases): Same.
1838 (dump_gbb_conditions): Same.
1841 (print_scop_params): Same.
1842 (print_scop_context): Same.
1844 (print_pbb_body): New.
1845 (lst_indent_to): New.
1846 (print_lst): Start new lines with a #.
1847 * graphite-poly.h (pbb_bb): New.
1848 (pbb_index): Use pbb_bb.
1849 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1851 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1853 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1855 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1856 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1857 and 0 instead of 1 for dw_val_class_flag.
1858 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1859 dw_val_class_range_list, dw_val_class_loc_list,
1860 dw_val_class_lineptr and dw_val_class_macptr, use
1861 DW_FORM_flag_present for dw_val_class_flag and
1862 DW_FORM_exprloc for dw_val_class_loc.
1863 (output_die): For -gdwarf-4 print dw_val_class_loc
1864 size as uleb128 instead of 1 or 2 bytes and don't print
1865 anything for dw_val_class_flag.
1867 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1868 instead of cselib_lookup following by tweaking locs->setting_insn.
1871 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1872 even before returning from label, setjmp call or volatile asm
1875 2010-03-31 Richard Guenther <rguenther@suse.de>
1878 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1879 temporary data on stack.
1881 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1883 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1884 (PUSHSECTION_ASM_OP): Remove.
1885 (POPSECTION_ASM_OP): Remove.
1886 (PUSHSECTION_FORMAT): Remove.
1887 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1888 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1889 * config/sol2.c (solaris_output_init_fini): Use it.
1891 2010-03-31 Jie Zhang <jie@codesourcery.com>
1894 * opt-functions.awk (var_type_struct): Use signed char type
1895 for simple variables.
1897 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1899 * config/sol2.c: Include output.h.
1900 (solaris_assemble_visibility): New function.
1901 * config/t-sol2 (sol2.o): Add output.h dependency.
1902 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1903 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1906 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1909 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1910 V2SImode or XFmode on PRE_DEC.
1913 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1916 2010-03-31 Jie Zhang <jie@codesourcery.com>
1919 * reload.h (caller_save_initialized_p): Declare.
1920 * toplev.c (backend_init_target): Don't call
1921 init_caller_save but set caller_save_initialized_p to false.
1922 * caller-save.c (caller_save_initialized_p): Define.
1923 (init_caller_save): Check caller_save_initialized_p.
1924 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1926 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1929 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1930 and soft-fp/t-softfp to tmake_file.
1931 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1932 (LIBGCC2_TF_CEXT): Define.
1935 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1938 * cselib.c (n_useless_values): Document handling of debug locs.
1939 (n_useless_debug_values, n_debug_values): New variables.
1940 (new_elt_loc_list): Don't add to debug values, keep count.
1941 (promote_debug_loc): New.
1942 (cselib_reset_table): Zero new variables.
1943 (entry_and_rtx_equal_p): Promote debug locs.
1944 (discard_useless_locs): Increment n_useless_debug_values for
1946 (remove_useless_values): Adjust n_useless_values and n_debug_values
1947 with n_useless_debug_values.
1948 (add_mem_for_addr): Promote debug locs.
1949 (cselib_lookup_mem): Likewise.
1950 (cselib_lookup_addr): Renamed to...
1951 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1952 (cselib_log_lookup): ... this. Turn into...
1953 (cselib_lookup_addr): ... new wrapper.
1954 (cselib_lookup_from_insn): New.
1955 (cselib_invalidate_regno): Increment n_useless_debug_values for
1957 (cselib_invalidate_mem): Likewise.
1958 (cselib_process_insn): Take n_deleted and n_debug_values into
1959 account to guard remove_useless_value call.
1960 (cselib_finish): Zero n_useless_debug_values.
1961 * cselib.h (cselib_lookup_from_insn): Declare.
1962 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1963 (sched_analyze_2): Likewise.
1965 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1967 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1969 (adjust_mems): Replace narrowing SUBREG of expression containing
1970 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1971 with operations in the narrower mode.
1974 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1975 regs_invalidated_by_call instead all call_used_reg_set registers.
1977 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1980 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1981 pointer comparisons with types_compatible_p.
1982 * tree-vect-stmts.c (vectorizable_call): Same.
1983 (vectorizable_condition): Same.
1985 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1987 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1988 stack check if the mask would be zero.
1990 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1991 Jack Howarth <howarth@bromo.med.uc.edu>
1993 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1996 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1999 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2001 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2002 Include ___unordxf2 and ___unordtf2.
2003 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2006 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2008 * config/lm32/t-lm32: New file.
2009 * config.gcc: Use the above file when targetting lm32.
2011 2010-03-28 Duncan Sands <baldrick@free.fr>
2013 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2015 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2018 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2019 Improve vectorization cost model diagnostic.
2021 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2024 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2025 compute_data_dependences_for_loop returns false, early exit
2026 and output an extra diagnostic for the failed data reference
2029 2010-03-29 Richard Guenther <rguenther@suse.de>
2031 PR tree-optimization/43560
2032 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2033 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2035 2010-03-29 Jie Zhang <jie@codesourcery.com>
2038 * toplev.c (process_options): Set optimization_default_node
2039 and optimization_current_node.
2040 * opts.c (decode_options): Don't set optimization_default_node
2041 and optimization_current_node.
2043 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2045 * config/rtems.h: Abandon -qrtems_debug.
2047 2010-03-28 Jan Hubicka <jh@suse.cz>
2049 PR tree-optimization/43505
2050 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2051 map should not be copied.
2053 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2056 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2057 cdtors, set DECL_PRESERVE_P.
2058 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2061 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2063 PR tree-optimization/43528
2064 * stor-layout.c (place_field): Check that constant fits into
2065 unsigned HWI when skipping calculation of MS bitfield layout.
2067 2010-03-27 Jan Hubicka <jh@suse.cz>
2070 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2071 notice_global_symbol work.
2073 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2075 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2076 instead of dwarf2out_decl.
2077 (struct var_loc_node): Remove section_label field.
2078 (dwarf2out_function_decl): New function.
2079 (dwarf2out_var_location): Don't set section_label field.
2080 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2082 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2084 PR tree-optimization/43544
2085 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2086 First argument for builtin vectorized function hook is now a
2087 tree to be able to distinguish between machine specific and
2089 * targhooks.c (default_builtin_vectorized_function): Ditto.
2090 * targhooks.h (default_builtin_vectorized_function): Ditto.
2091 * target.h (struct gcc_target): Ditto.
2092 * tree-vect-stmts.c (vectorizable_function): Ditto.
2093 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2094 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2097 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2100 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2101 nested binding iff it is a FUNCTION_DECL.
2102 (store_parm_decls_newstyle): Pass nested=true to bind for
2103 FUNCTION_DECLs amongst parameters.
2105 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2107 * var-tracking.c (vt_expand_loc_callback): Don't run
2108 cselib_expand_value_rtx_cb in dummy mode if
2109 cselib_dummy_expand_value_rtx_cb returned false.
2111 * var-tracking.c (emit_note_insn_var_location): For one part
2112 notes with offset 0, don't add EXPR_LIST around the location.
2113 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2114 add_location_or_const_value_attribute): Adjust for that change.
2117 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2118 into first operand and location into second.
2119 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2120 dw_cfi_oprnd_loc for DW_CFA_expression.
2121 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2122 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2123 assume first argument is regnum and second argument is location.
2125 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2128 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2129 of scratch register to DImode. Split to DImode comparison operator.
2130 Use SImode subreg of scratch register in the multiplication.
2131 (*cmp_sadd_sidi): Ditto.
2132 (*cmp_ssub_si): Ditto.
2133 (*cmp_ssub_sidi): Ditto.
2135 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2138 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2139 Remove invalid assert and wrong comment.
2141 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2144 * flags.h (final_insns_dump_p): New extern.
2145 * final.c (final_insns_dump_p): New variable.
2146 (rest_of_clean_state): Set it before -fdump-final-insns=
2147 dumping, clear afterwards.
2148 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2149 MEM_ALIAS_SET on MEMs.
2151 2010-03-26 David S. Miller <davem@davemloft.net>
2153 * configure.ac: Fix sparc GOTDATA_OP bug check.
2154 * configure: Rebuild.
2156 2010-03-26 Alan Modra <amodra@gmail.com>
2158 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2160 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2162 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2163 TLS_SECTION_ASM_FLAG.
2165 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2168 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2169 Clear first_function_block_is_cold.
2172 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2173 argument if the argument is truth_value_p.
2175 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2177 * config/rs6000/constraints.md: Update copyright year for my changes.
2180 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2181 used in reg+reg addressing, swap registers.
2183 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2186 * target.h (struct gcc_target): Add code_end hook.
2187 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2189 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2190 * toplev.c (compile_file): Call targetm.asm_out.code_end
2191 hook before unwind info/debug info output.
2192 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2193 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2194 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2195 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2196 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2197 * config/i386/i386.c (ix86_file_end): Renamed to...
2198 (ix86_code_end): ... this. Make static. Don't call
2199 file_end_indicate_exec_stack. Emit unwind info using
2200 final_start_function/final_end_function.
2201 (darwin_x86_file_end): Remove.
2202 (TARGET_ASM_CODE_END): Define.
2203 * config/i386/i386.h (TARGET_ASM_FILE_END,
2204 NEED_INDICATE_EXEC_STACK): Don't define.
2205 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2206 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2207 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2208 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2211 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2212 at the beginning and final_end_function at the end.
2213 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2215 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2217 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2218 and Sun as TLS syntax.
2219 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2220 * configure: Regenerate.
2221 * config.in: Regenerate.
2222 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2223 (default_elf_asm_named_section): Use it.
2224 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2225 (i386_output_dwarf_dtprel): Likewise.
2226 (output_addr_const_extra): Likewise.
2227 (output_pic_addr_const): Lowercase @GOTTPOFF.
2228 (output_addr_const_extra): Likewise.
2229 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2230 (output_addr_const_extra): Likewise.
2231 (output_pic_addr_const): Lowercase @INDNTPOFF.
2232 (output_addr_const_extra): Likewise.
2233 (output_pic_addr_const): Lowercase @NTPOFF.
2234 (output_addr_const_extra): Likewise.
2235 (output_pic_addr_const): Lowercase @TPOFF.
2236 (output_addr_const_extra): Likewise.
2237 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2238 (*tls_global_dynamic_64): Likewise.
2239 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2240 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2242 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2243 (ASM_OUTPUT_TLS_COMMON): Use it.
2244 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2247 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2248 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2249 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2250 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2251 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2252 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2254 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2256 * config/i386/i386.c (override_options): Don't accept
2257 -mtls-dialect=sun any longer.
2258 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2259 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2260 (*tls_local_dynamic_base_32_sun): Likewise.
2261 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2263 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2266 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2267 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2270 * ira.c (adjust_cleared_regs): New function.
2271 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2275 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2277 * expr.c (expand_expr_real): Restore previous
2278 curr_insn_source_location and curr_insn_block after
2279 expand_expr_real_1 call.
2280 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2281 instead of expand_expr_real_1.
2283 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2285 PR rtl-optimization/43413
2286 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2289 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2292 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2293 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2295 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2297 * config/i386/i386.c (ix86_target_string): Add -mfma.
2298 Fix a typo in comment.
2300 2010-03-22 Mike Stump <mikestump@comcast.net>
2303 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2304 Don't overly align based upon packed packed fields.
2306 2010-03-22 Jason Merrill <jason@redhat.com>
2308 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2309 Use () rather than [], and move before the element type.
2311 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2313 * doc/configfiles.texi (Configuration Files): Removed
2314 fixinc/Makefile*, intl/Makefile.*.
2315 * doc/makefile.texi: Fixed markup. Abstract from version
2316 control system used.
2317 (Makefile): Removed obsolete gcc/java/parse.y example.
2318 * doc/sourcebuild.texi: Likewise.
2319 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2320 libgomp, libssp. Removed fastjar.
2321 (Miscellaneous Docs): Clarify location.
2322 Added COPYING3, COPYING3.LIB.
2323 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2325 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2328 * config/i386/i386.c (x86_function_profiler)
2329 [!NO_PROFILE_COUNTERS]: Fix typo.
2330 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2333 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2334 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2336 * doc/sourcebuild.texi (Test Directives): Split into six
2337 subsections, with most of the current text in new subsections
2338 Directives, Selectors, and Final Actions.
2339 (Directives): Split list of test directives into multiple
2341 (Selectors): Describe use and syntax of selectors.
2342 (Effective-Target Keywords): Describe all existing keywords.
2343 (Add Options): Describe features for dg-add-options.
2344 (Require Support): Describe variants of dg-require-support.
2345 (Final Actions): Describe commands to use in dg-final.
2347 2010-03-22 Michael Matz <matz@suse.de>
2350 * recog.c (validate_replace_rtx_group): Replace also in
2351 REG_EQUAL and REG_EQUIV notes.
2353 2010-03-22 Richard Guenther <rguenther@suse.de>
2355 PR tree-optimization/43390
2356 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2357 sure vector extracts are type correct.
2359 2010-03-22 Richard Guenther <rguenther@suse.de>
2362 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2363 x * sqrt (x) even when optimizing for size if the target
2364 has native support for sqrt.
2366 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2368 * varasm.c (make_decl_rtl_for_debug): Also clear
2369 flag_mudflap for the duration of make_decl_rtl call.
2372 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2373 locs from preserved VALUEs.
2375 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2378 * pa.md (movmemsi): Set align to one if zero.
2379 (movmemdi): Likewise.
2381 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2384 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2385 with their corresponding prologue pushes.
2387 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2390 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2391 at the begining or end.
2392 (spu_expand_epilogue): Likewise.
2394 2010-03-20 Richard Guenther <rguenther@suse.de>
2396 PR rtl-optimization/43438
2397 * combine.c (make_extraction): Properly zero-/sign-extend an
2398 extraction of the low part of a CONST_INT. Also handle
2401 2010-03-19 Mike Stump <mikestump@comcast.net>
2403 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2404 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2405 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2407 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2410 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2413 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2415 PR rtl-optimization/42258
2416 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2417 use that may match DEF.
2420 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2421 the cost of loading the constant rather than assuming
2423 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2424 outer code is AND, do the same tests as the andsi3 expander and
2425 return COSTS_N_INSNS (1) if and is cheap.
2427 * optabs.c (avoid_expensive_constant): Fix formatting.
2429 2010-03-19 Michael Matz <matz@suse.de>
2432 * attribs.c (decl_attributes): When rebuilding a function pointer
2433 type use the same qualifiers as the original pointer type.
2435 2010-03-19 Martin Jambor <mjambor@suse.cz>
2437 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2438 and is_gimple_ip_invariant_address.
2440 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2443 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2445 * config/arm/arm.c (arm_override_options): Turn off
2446 flag_dwarf2_cfi_asm for AAPCS variants.
2448 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2451 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2452 Use PRE_MODIFY instead of PRE_DEC.
2453 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2454 (vfp_emit_fstmd): Likewise.
2456 2010-03-19 Michael Matz <matz@suse.de>
2459 * builtins.c (expand_builtin_interclass_mathfn,
2460 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2463 2010-03-19 Richard Guenther <rguenther@suse.de>
2465 PR tree-optimization/43415
2466 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2467 (phi_translate_1): ... this.
2468 (phi_translate): Move all caching here. Cache all NARY
2469 and REFERENCE translations.
2471 2010-03-19 David S. Miller <davem@davemloft.net>
2473 With help from Eric Botcazou.
2474 * config/sparc/sparc.c: Include dwarf2out.h.
2475 (emit_pic_helper): Delete.
2476 (pic_helper_symbol_name): Delete.
2477 (pic_helper_emitted_p): Delete.
2478 (pic_helper_needed): New.
2479 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2480 (get_pc_thunk_name): New.
2481 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2482 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2483 Set pic_helper_needed to true. Don't call emit_pic_helper.
2484 (sparc_expand_prologue): Update load_pic_register call.
2485 (sparc_output_mi_thunk): Likewise.
2486 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2487 thunk if possible. Output CFI information as needed.
2489 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2490 Jack Howarth <howarth@bromo.med.uc.edu>
2493 * config/i386/i386.h: Fix ABI on darwin x86-32.
2495 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2497 * tree.h: Declare make_decl_rtl_for_debug.
2498 * varasm.c (make_decl_rtl_for_debug): New.
2499 * dwarf2out.c (rtl_for_decl_location): Call it.
2500 * cfgexpand.c (expand_debug_expr): Call it.
2502 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2505 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2509 * var-tracking.c (vt_init_cfa_base): Do nothing if
2510 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2512 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2515 * var-tracking.c (canonicalize_vars_star): New.
2516 (dataflow_post_merge_adjust): Use it.
2518 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2521 * var-tracking.c (non_suitable_const): New function.
2522 (add_uses): For DEBUG_INSNs with constants, don't record any
2523 value, instead just the constant value itself.
2524 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2525 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2526 (emit_notes_in_bb): Likewise.
2527 (emit_note_insn_var_location): For onepart variables if
2528 cur_loc is a VOIDmode constant, use DECL_MODE.
2530 2010-03-18 Martin Jambor <mjambor@suse.cz>
2533 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2534 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2535 all non-clones. Moved call redirection...
2536 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2537 (cgraph_materialize_all_clones): Dispose of all
2538 combined_args_to_skip bitmaps.
2539 (verify_cgraph_node): Do not check for edges pointing to wrong
2540 nodes in inline clones.
2541 * tree-inline.c (copy_bb): Call
2542 cgraph_redirect_edge_call_stmt_to_callee.
2543 * ipa.c (cgraph_remove_unreachable_nodes): Call
2544 cgraph_node_remove_callees even when there are used clones.
2546 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2548 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2550 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2553 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2556 2010-03-18 Michael Matz <matz@suse.de>
2559 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2560 into sqrt(x) if we need to preserve signed zeros.
2562 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2563 Eric Botcazou <ebotcazou@adacore.com>
2565 PR rtl-optimization/43360
2566 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2567 note if we don't know its invariant status.
2569 2010-03-18 Michael Matz <matz@suse.de>
2571 PR tree-optimization/43402
2572 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2573 PHI chains of ssa names registered for update.
2575 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2578 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2579 non-offsettable and pre_modify update addressing.
2580 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2581 and "2" alternatives "#".
2582 (*movdd_softfloat32): Make all alternatives "#";
2583 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2584 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2585 (*movdf_softfloat32): Make all alternatives "#";
2586 (movdi): Use the new DIFD mode iterator to create a common splitter
2587 for movdi, movdf and movdd patterns.
2589 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2591 * common.opt (dumpdir): Remove redundant tab.
2593 2010-03-17 Martin Jambor <mjambor@suse.cz>
2595 PR tree-optimization/43347
2596 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2597 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2599 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2601 PR rtl-optimization/42216
2602 * regrename.c (create_new_chain): New function, broken out from...
2603 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2604 appending a use to an empty chain.
2605 (build_def_use): Remove previous changes that convert OP_INOUT to
2606 OP_OUT operands; instead detect the case where an OP_INOUT operand
2607 uses a previously untracked register and create an empty chain for it.
2609 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2611 * doc/extend.texi (Function Attributes): Rewrite unfinished
2612 sentence in ms_abi documentation.
2614 2010-03-17 Alan Modra <amodra@gmail.com>
2616 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2617 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2618 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2619 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2621 2010-03-16 Richard Henderson <rth@redhat.com>
2624 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2625 (lower_try_finally): Save and restore eh_seq around the expansion
2628 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2630 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2631 statements before splitting block.
2633 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2635 * doc/sourcebuild.texi (Testsuites): Fix markup.
2636 Use pathnames relative to gcc/testsuite.
2637 (Test Directives): Move description of how timeout is determined.
2638 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2639 (C Tests): Correct gcc.misc-tests directory.
2640 Framework tests now live in gcc.test-framework.
2642 2010-03-16 Richard Guenther <rguenther@suse.de>
2645 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2646 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2648 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2649 Alexandre Oliva <aoliva@redhat.com>
2651 PR tree-optimization/42917
2652 * lambda-code.c (remove_iv): Skip debug statements.
2653 (lambda_loopnest_to_gcc_loopnest): Likewise.
2654 (not_interesting_stmt): Debug statements are not interesting.
2656 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2660 * cselib.c (cselib_preserve_constants,
2661 cfa_base_preserved_val): New static variables.
2662 (preserve_only_constants): New function.
2663 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2664 clear its REG_VALUES. If cselib_preserve_constants, don't
2665 empty the whole hash table, but preserve there VALUEs with constants,
2666 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2667 (cselib_preserve_cfa_base_value): New function.
2668 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2669 (cselib_init): Change argument to int bitfield. Set
2670 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2672 (cselib_finish): Clear cselib_preserve_constants and
2673 cfa_base_preserved_val.
2674 * cselib.h (enum cselib_record_what): New enum.
2675 (cselib_init): Change argument to int.
2676 (cselib_preserve_cfa_base_value): New prototype.
2677 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2678 * dse.c (dse_step1): Likewise.
2679 * cfgcleanup.c (thread_jump): Likewise.
2680 * sched-deps.c (sched_analyze): Likewise.
2681 * gcse.c (local_cprop_pass): Likewise.
2682 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2683 If FN is non-NULL, call the callback always and whenever it returns
2684 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2685 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2686 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2687 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2688 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2689 * var-tracking.c: Include recog.h.
2690 (bb_stack_adjust_offset): Remove.
2691 (vt_stack_adjustments): Don't call it, instead just gather the
2692 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2693 (adjust_stack_reference): Remove.
2694 (compute_cfa_pointer): New function.
2695 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2696 (struct adjust_mem_data): New type.
2697 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2699 (get_address_mode): New function.
2700 (replace_expr_with_values): Use it.
2701 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2702 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2703 (adjust_sets): Remove.
2704 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2705 Use get_address_mode.
2706 (get_adjusted_src): Remove.
2707 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2708 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2709 (add_with_sets): Don't call adjust_sets.
2710 (fp_setter, vt_init_cfa_base): New functions.
2711 (vt_initialize): Change return type to bool. Move most of pool etc.
2712 initialization to the beginning of the function from end. Pass
2713 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2714 If !frame_pointer_needed, call vt_stack_adjustment before mos
2715 vector is filled, call vt_init_cfa_base if argp/framep has been
2716 eliminated to sp. If frame_pointer_needed and argp/framep has
2717 been eliminated to hard frame pointer, set
2718 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2719 encountering fp setter in the prologue. For MO_ADJUST, call
2720 log_op_type before pusing the op into mos vector, not afterwards.
2721 Call adjust_insn before cselib_process_insn/add_with_sets,
2722 call cancel_changes (0) afterwards.
2723 (variable_tracking_main_1): Adjust for vt_initialize calling
2724 vt_stack_adjustments and returning whether it succeeded or not.
2726 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2728 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2731 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2733 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2735 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2736 drap_reg has not been set.
2738 2010-03-15 Michael Matz <matz@suse.de>
2741 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2742 use it to expand block copies.
2743 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2744 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2745 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2747 2010-03-15 Richard Guenther <rguenther@suse.de>
2749 PR tree-optimization/43367
2750 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2753 2010-03-15 Richard Guenther <rguenther@suse.de>
2755 PR tree-optimization/43317
2756 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2758 2010-03-15 Martin Jambor <mjambor@suse.cz>
2760 PR tree-optimization/43141
2761 * tree-sra.c (create_abstract_origin): New function.
2762 (modify_function): Call create_abstract_origin.
2764 2010-03-15 Chris Demetriou <cgd@google.com>
2766 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2769 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2772 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2773 call insert_out_of_ssa_copy for default definitions.
2775 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2777 * graphite-clast-to-gimple.c (my_long_long): Defined.
2778 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2779 * graphite-sese-to-poly.c (my_long_long): Defined.
2780 (scop_ivs_can_be_represented): Use it.
2782 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2784 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2785 graphite-max-bbs-per-function, and loop-block-tile-size.
2786 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2788 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2790 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2792 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2793 forward declaration.
2794 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2795 (add_upper_bounds_from_estimated_nit): New.
2796 (build_loop_iteration_domains): Use it.
2798 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2800 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2802 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2805 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2806 should be an INTEGER_CST. Also handle CASE_CONVERT.
2808 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2810 * graphite.c (graphite_initialize): To bound the number of bbs per
2811 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2812 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2813 * doc/invoke.texi: Document it.
2815 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2817 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2818 * graphite-sese-to-poly.h (build_poly_scop): Same.
2820 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2822 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2823 the number of parameters in the scop. Use as an upper bound
2824 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2825 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2826 * doc/invoke.texi: Document it.
2828 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2830 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2831 * doc/c-tree.texi: Remove.
2832 * doc/generic.texi: Merge c-tree.texi here.
2833 * doc/gccint.texi (Trees): Remove menu entry.
2834 (c-tree.texi): Remove @include.
2835 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2836 * doc/languages.texi (Reading RTL): Ditto.
2838 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2841 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2843 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2846 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2847 code added to work around reload clobbering CONST insns.
2849 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2851 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2852 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2853 (cselib_preserve_only_values): Remove retain argument, don't
2854 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2855 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2856 * var-tracking.c (micro_operation): Move insn field before union.
2857 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2858 (struct variable_tracking_info_def): Remove n_mos field, change
2859 mos into a vector of micro_operations.
2860 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2861 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2862 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2863 changing into a vector.
2864 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2865 come before all other uops generated by add_stores.
2866 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2868 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2869 a vector. Run just one pass over the bbs instead of separate counting
2870 and computation phase.
2871 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2874 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2875 into *nonlocalized_list vector.
2876 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2877 even if origin is non-NULL.
2878 (gen_variable_die): Likewise.
2879 (process_scope_var): Don't change origin.
2880 (gen_decl_die): Likewise.
2881 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2882 before adding new edges instead of after it, fix moving over
2885 2010-03-11 David S. Miller <davem@davemloft.net>
2887 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2889 * configure: Rebuild.
2891 2010-03-11 Martin Jambor <mjambor@suse.cz>
2893 PR tree-optimization/43257
2894 * tree.c (assign_assembler_name_if_neeeded): New function.
2895 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2897 * tree.h (assign_assembler_name_if_neeeded): Declare.
2898 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2899 the function if needed.
2901 2010-03-11 Chris Demetriou <cgd@google.com>
2903 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2904 include/stdint-gcc.h, and include/stdint.h world-readable.
2906 2010-03-11 Richard Guenther <rguenther@suse.de>
2908 PR tree-optimization/43255
2909 * tree-vrp.c (process_assert_insertions_for): Do not insert
2910 asserts for trivial conditions.
2912 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2914 PR tree-optimization/43280
2915 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2916 generation. Move calculation of size out of the if branch.
2917 (find_bswap): Modify compare number generation.
2919 2010-03-11 Richard Guenther <rguenther@suse.de>
2922 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2923 (input_gimple_stmt): Fixup handled component types during
2924 operand read. Also fix up decls in ADDR_EXPRs.
2926 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2928 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2929 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2931 2010-03-10 Jan Hubicka <jh@suse.cz>
2934 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2935 * varasm.c (get_variable_section): Don't do that here...
2936 (make_decl_rtl): ... and here.
2937 (do_assemble_alias): Produce decl RTL.
2938 (assemble_alias): Likewise.
2940 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2943 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2944 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2946 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2947 (based_loc_descr): Only express drap or vdrap regno based expressions
2948 using DW_OP_fbreg when not optimizing.
2949 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2950 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2951 REG_CFA_SET_VDRAP note.
2953 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2955 PR tree-optimization/43236
2956 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2957 error in calculation of base address in reverse iteration case.
2958 (generate_builtin): Take number of latch executions if the statement
2961 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2964 * tree-eh.c: Include pointer-set.h.
2965 (lower_eh_dispatch): Filter out duplicate case labels and
2966 remove the unneeded edge when the label is unused. Return
2967 true when some edges are removed.
2968 (execute_lower_eh_dispatch): When any lowering resulted in
2969 removing an edge, also delete unreachable blocks.
2971 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2974 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2975 UNSPEC_MACHOPIC_OFFSET.
2977 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2980 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2981 (m68k_delegitimize_address): New function.
2983 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2986 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2989 * var-tracking.c (adjust_sets): New function.
2990 (count_with_sets, add_with_sets): Use it.
2991 (get_adjusted_src): New inline function.
2992 (add_stores): Use it.
2995 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2996 call cselib_dummy_expand_value_rtx_cb instead of
2997 cselib_expand_value_rtx_cb.
3000 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3001 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3002 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3003 and .cfi_endproc around the pic thunks.
3004 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3005 all queued unwind info register saves are saved before the call.
3006 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3007 considered as sp-=4 for unwind info and the pop as sp+=4 which
3008 also clobbers dest, but doesn't actually restore it.
3011 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3012 RTX_FRAME_RELATED_P.
3014 2010-03-09 Jie Zhang <jie@codesourcery.com>
3016 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3017 whitespaces in output template.
3019 2010-03-09 Jie Zhang <jie@codesourcery.com>
3021 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3024 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3026 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3027 builtins.exp in a separate job.
3029 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3031 * graphite-sese-to-poly.c (add_param_constraints): Use
3032 lower_bound_in_type and upper_bound_in_type.
3034 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3036 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3037 instead of unsigned_type_node.
3039 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3040 Reza Yazdani <reza.yazdani@amd.com>
3043 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3044 on pointer type parameters.
3046 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3050 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3051 handle conversions from pointer to integers.
3052 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3053 induction variable, to be able to work with code generated by CLooG.
3054 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3055 (build_poly_scop): Bail out if we cannot codegen a loop.
3057 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3059 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3060 code generation with gloog_error.
3062 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3064 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3065 Call fold_convert on all the returned values.
3066 (expand_scalar_variables_expr): Pass to
3067 expand_scalar_variables_ssa_name the type of the resulting expression.
3069 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3071 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3072 ppl_min_for_le_pointset.
3073 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3074 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3076 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3078 * graphite-dependences.c (map_into_dep_poly): Removed.
3079 (dependence_polyhedron_1): Use combine_context_id_scat.
3081 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3083 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3084 (struct poly_bb): Same.
3085 (combine_context_id_scat): New.
3087 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3090 * sese.c (name_defined_in_loop_p): Return false for default
3093 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3095 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3096 and clean up the logic.
3098 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3100 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3103 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3105 * var-tracking.c (remove_cselib_value_chains): Define only for
3107 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3108 delete_slot_part, emit_notes_for_differences_1): Don't call
3109 remove_cselib_value_chains here.
3110 (set_slot_part, emit_notes_for_differences_2): Don't call
3111 add_cselib_value_chains here.
3112 (preserved_values): New vector.
3113 (preserve_value): New function.
3114 (add_uses, add_stores, vt_add_function_parameters): Use it
3115 instead of cselib_preserve_value.
3116 (changed_values_stack): New vector.
3117 (check_changed_vars_0): New function.
3118 (check_changed_vars_1, check_changed_vars_2): Use it.
3119 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3120 changed_values_stack VALUEs.
3121 (vt_emit_notes): For all preserved_values call
3122 add_cselib_value_chains. If ENABLE_CHECKING call
3123 remove_cselib_value_chains before verifying value_chains is empty.
3124 Initialize and free changed_values_stack.
3125 (vt_initialize): Initialize preserved_values.
3126 (vt_finalize): Free preserved_values.
3128 2010-03-08 Richard Guenther <rguenther@suse.de>
3130 PR tree-optimization/43269
3131 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3134 2010-03-08 Martin Jambor <mjambor@suse.cz>
3136 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3137 (ipa_is_param_called): Removed.
3138 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3139 (ipa_print_node_params): Do not print the called flag.
3140 (ipa_write_node_info): Do not stream the called flag.
3141 (ipa_read_node_info): Likewise.
3143 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3146 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3147 * cselib.c (struct expand_value_data): Add dummy field.
3148 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3150 (cselib_dummy_expand_value_rtx_cb): New function.
3151 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3153 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3154 * var-tracking.c: Include pointer-set.h.
3155 (variable): Change n_var_parts to char from int. Add
3156 cur_loc_changed and in_changed_variables fields.
3157 (variable_canonicalize): Remove.
3158 (shared_var_p): New inline function.
3159 (unshare_variable): Maintain cur_loc_changed and
3160 in_changed_variables fields. If var was in changed_variables,
3161 replace it there with new_var. Just copy cur_loc instead of
3162 resetting it to something else.
3163 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3164 (dataflow_set_union): Don't call variable_canonicalize.
3165 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3166 of their DEBUG_EXPR_TREE_DECLs.
3167 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3168 and in_changed_variables and cur_loc_changed is false.
3169 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3170 and cur_loc_changed. Don't update cur_loc here.
3171 (variable_merge_over_src): Don't call variable_canonicalize.
3172 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3173 removing loc that is equal to cur_loc, clear cur_loc,
3174 set cur_loc_changed and ensure variable_was_changed is called.
3175 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3176 compare pointers in cur_loc check, if it is equal to loc,
3177 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3178 (variable_different_p): Remove compare_current_location argument,
3179 don't compare cur_loc.
3180 (dataflow_set_different_1): Adjust variable_different_p caller.
3181 (variable_was_changed): If dv had some var in changed_variables
3182 already, reset in_changed_variables flag for it and propagate
3183 cur_loc_changed over to the new variable. On empty var
3184 always set cur_loc_changed. Set in_changed_variables on whatever
3185 var is added to changed_variables.
3186 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3187 Use shared_var_p. When removing loc that is equal to cur_loc,
3188 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3189 end, don't set it to something else, just call variable_was_changed.
3190 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3191 loc being removed, clear cur_loc and set cur_loc_changed.
3192 Set cur_loc_changed if all locations have been removed.
3193 (struct expand_loc_callback_data): New type.
3194 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3195 allocated. Always create SUBREGs if simplify_subreg failed.
3196 Prefer to use cur_loc, when that fails and still in
3197 changed_variables (and seen first time) recompute it. Set
3198 cur_loc_changed of variables which had to change cur_loc and
3199 compute elcd->cur_loc_changed if any of the subexpressions used
3200 had to change cur_loc.
3201 (vt_expand_loc): Adjust to pass arguments in
3202 expand_loc_callback_data structure.
3203 (vt_expand_loc_dummy): New function.
3204 (emitted_notes): New variable.
3205 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3206 that weren't used for any other decl in current
3207 emit_notes_for_changes call call vt_expand_loc_dummy to update
3208 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3209 first loc_chain location if NULL before. Always use just
3210 cur_loc instead of first loc_chain location. When cur_loc_changed
3211 is false, when not --enable-checking=rtl just don't emit any note.
3212 When rtl checking, compute the note and assert it is the same
3213 as previous note. Clear cur_loc_changed and in_changed_variables
3214 at the end before removing from changed_variables.
3215 (check_changed_vars_3): New function.
3216 (emit_notes_for_changes): Traverse changed_vars to call
3217 check_changed_vars_3 on each changed var.
3218 (emit_notes_for_differences_1): Clear cur_loc_changed and
3219 in_changed_variables. Recompute cur_loc of new_var.
3220 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3221 (vt_emit_notes): Initialize and destroy emitted_notes.
3223 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3225 PR rtl-optimization/42220
3226 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3227 Use verify_reg_tracked to determine if we should use OP_OUT rather
3229 (build_def_use): If we see an in-out operand for a register that we
3230 know nothing about, treat is an output if possible, fail the block if
3233 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3236 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3239 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3242 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3243 uses of relevant DEFs that are dead outside the loop too.
3245 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3247 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3249 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3251 * var-tracking.c (values_to_unmark): New variable.
3252 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3253 values_to_unmark vector. Moved body to...
3254 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3255 instead queue it into values_to_unmark vector.
3256 (vt_find_locations): Free values_to_unmark vector.
3258 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3260 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3261 (site.exp): Export them when plugins are enabled.
3263 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3266 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3268 (chrec_fold_multiply): Same.
3270 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3273 * c-decl.c (build_compound_literal): Return early if init is
3276 2010-03-04 Martin Jambor <mjambor@suse.cz>
3278 PR tree-optimization/43164
3279 PR tree-optimization/43191
3280 * tree-sra.c (type_consists_of_records_p): Reject records with
3281 zero-size bit-fields at the end.
3283 2010-03-04 Mike Stump <mikestump@comcast.net>
3285 * Makefile.in (TAGS): Remove *.y.
3287 2010-03-04 Richard Guenther <rguenther@suse.de>
3289 PR tree-optimization/40761
3290 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3292 (my_rev_post_order_compute): New function.
3293 (init_pre): Call it.
3295 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3298 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3299 decrease the cost of an IV candidate when the cost is infinite.
3301 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3303 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3304 Use '3DNow!' for the extension of that name, ensure normal space
3306 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3308 2010-03-03 Jeff Law <law@redhat.com>
3310 * PR middle-end/32693
3311 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3312 than gen_rtx_SUBREG.
3313 (extract_bit_field_1): Likewise.
3315 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3317 * doc/sourcebuild.texi (Test directives): Document that arguments
3318 include-opts and exclude-opts are now optional for dg-skip-if,
3319 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3321 2010-03-03 Jason Merrill <jason@redhat.com>
3324 * cgraph.h (varpool_node): Add extra_name field.
3325 * varpool.c (varpool_extra_name_alias): New.
3326 (varpool_assemble_decl): Emit extra name aliases.
3327 (varpool_mark_needed_node): Look past an extra name alias.
3328 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3329 * lto-streamer-in.c (lto_input_tree): Read it.
3330 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3332 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3334 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3335 (sparc*-*-solaris2*): ...this.
3337 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3340 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3341 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3342 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3343 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3346 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3347 fallthrough to default handling, just with want_address 0 instead of 2.
3348 For single element lists, add_AT_loc directly, otherwise create an
3349 artificial variable DIE and stick location list to it.
3352 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3353 (VAL_EXPR_HAS_REVERSE): Define.
3354 (reverse_op): New function.
3355 (add_stores): For reversible operations add an extra MO_VAL_USE.
3357 2010-03-02 Jason Merrill <jason@redhat.com>
3359 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3361 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3363 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3364 (sparc64-*-linux*): Likewise.
3365 (sparc64-*-solaris2*): Include assembler files before linker ones.
3366 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3367 * config/sparc/gas.h: Delete.
3368 * config/sparc/sol2-64.h: Add copyright notice.
3369 * config/sparc/sol2-gas-bi.h: Likewise.
3370 * config/sparc/sol2-gld.h: Likewise.
3371 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3372 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3373 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3374 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3375 (sparc_elf_asm_named_section): Rename into...
3376 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3378 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3380 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3382 2010-03-02 Jeff Law <law@redhat.com>
3385 * reload1.c (rtx_p, substitute_stack): Declare.
3386 (substitute): Record addresses of changed rtxs.
3387 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3388 Restore the original rtx when complete.
3389 (reload): Free subsitute_stack when complete.
3391 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3393 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3394 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3396 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3397 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3398 Torture Tests): Change from subsection to section.
3400 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3401 Steven Bosscher <steven@gcc.gnu.org>
3403 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3406 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3409 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3410 the assignment from the new induction variable to the assignment
3411 of the value from the original loop PHI function.
3413 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3414 Daniel Jacobowitz <dan@codesourcery.com>
3416 * doc/sourcebuild.texi (Test directives): Clarify options to
3419 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3421 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3422 Disable cfi directives unless GCC and gas agree on using read-only
3423 .eh_frame sections for 64-bit.
3424 * configure: Regenerate.
3426 2010-03-01 Richard Guenther <rguenther@suse.de>
3428 PR tree-optimization/43220
3429 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3430 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3432 2010-03-01 Richard Guenther <rguenther@suse.de>
3433 Martin Jambor <mjambor@suse.cz>
3436 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3437 gimplified parameters.
3439 2010-03-01 Christian Bruel <christian.bruel@st.com>
3441 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3443 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3445 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3447 2010-03-01 Richard Guenther <rguenther@suse.de>
3450 * expr.c (expand_assignment): Use the alias-oracle to tell
3451 if the rhs aliases the result decl.
3453 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3456 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3457 to sol_gt_pch_get_address.
3458 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3459 64-bit, SPARC and x86.
3460 (sol_gt_pch_get_address): New function.
3462 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3464 * toplev.h (inform_n, error_n): Declare.
3465 * diagnostic.c (inform_n, error_n): New function.
3467 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3469 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3470 has no rtl yet when processing local_decls, queue it and recheck
3471 if deferred stack allocation hasn't assigned it rtl.
3473 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3475 * config/sh/sh.c (unspec_bbr_uid): New.
3476 (gen_block_redirect): Use it instead of INSN_UID.
3477 (gen_far_branch): Likewise.
3479 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3481 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3482 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3484 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3486 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3487 (Warning Options): -Wno-conversion-null is valid for
3488 Objective-C++ as well.
3489 * doc/tm.texi (Named Address Spaces): Likewise.
3490 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3491 * doc/tree-ssa.texi (Tree SSA): Likewise.
3493 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3496 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3497 by default. Don't set the default arch for
3498 i[34567]86-*-darwin*|x86_64-*-darwin*.
3500 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3503 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3504 default. Set the default 32bit/64bit archs with $with_arch
3505 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3507 2010-02-27 Richard Guenther <rguenther@suse.de>
3509 PR tree-optimization/43186
3510 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3511 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3512 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3513 unroller iterations.
3515 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3517 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3518 required and i[34567]86-*-* targets don't support 64bit ISA.
3520 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3523 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3526 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3528 * config.gcc: Set the default arch at least to Prescott for
3529 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3530 if SSE math is enabled.
3532 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3534 * diagnostic.c (diagnostic_initialize): Update.
3535 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3537 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3538 (diagnostic_inhibit_notes): New.
3539 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3541 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3544 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3545 * doc/standards.texi: Likewise.
3546 * doc/extend.texi: Likewise.
3547 * doc/trouble.texi: Likewise.
3548 * doc/cppopts.texi: Likewise.
3549 * doc/install.texi: Likewise.
3550 * c.opt (std=c90,std=gnu90): New options.
3551 * c-opts.c (c_common_handle_option): Handle them.
3553 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3556 * c-decl.c (undeclared_variable): Use an informative note.
3558 2010-02-26 Richard Guenther <rguenther@suse.de>
3560 PR tree-optimization/43186
3561 * gimple.h (gimple_fold): Remove.
3562 * gimple.c (gimple_fold): Remove. Inline into single user ...
3563 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3564 Try harder for conditions.
3566 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3569 * function.c (used_types_insert): Don't skip through named pointer
3570 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3571 and it is different from the main variant's type.
3573 2010-02-26 Nick Clifton <nickc@redhat.com>
3575 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3577 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3579 * config.gcc: Support --with-fpmath=sse for x86.
3581 * config/i386/ssemath.h: New.
3583 * doc/install.texi (--with-fpmath=sse): Documented.
3585 2010-02-26 Richard Guenther <rguenther@suse.de>
3587 PR tree-optimization/43188
3588 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3589 vector types of over-aligned element type.
3591 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3594 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3595 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3597 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3599 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3601 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3603 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3604 * var-tracking.c: Include diagnostic.h.
3605 (debug_dv): New function.
3606 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3609 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3610 (add_value_chain, add_value_chains, remove_value_chain,
3611 remove_value_chains): Handle DEBUG_EXPRs.
3612 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3615 * regcprop.c (struct queued_debug_insn_change): New type.
3616 (struct value_data_entry): Add debug_insn_changes field.
3617 (struct value_data): Add n_debug_insn_changes field.
3618 (debug_insn_changes_pool): New variable.
3619 (free_debug_insn_changes, apply_debug_insn_changes,
3620 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3621 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3622 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3624 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3626 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3627 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3628 changes, call cprop_find_used_regs via note_stores.
3629 (copyprop_hardreg_forward): When copying vd from predecessor
3630 which has any queued DEBUG_INSN changes, make sure the pointers are
3631 cleared. At the end call df_analyze and then if there are any
3632 DEBUG_INSN changes queued at the end of some basic block for still
3633 live registers, apply them.
3634 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3636 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3638 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3641 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3643 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3644 targets. Set the default with_cpu/with_arch from arch/cpu.
3645 Allow x86-64 and native for with_cpu/with_arch.
3647 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3649 * ebitmap.c: Change calls to verify_popcount with calls to
3650 sbitmap_verify_popcount.
3651 (ebitmap_clear_bit): Fixed map->cacheindex test and
3652 map>cache update when bit clearing results in an empty
3655 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3658 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3659 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3660 and support both V2DF and V2DI modes.
3661 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3662 support both V2DF and V2DI modes.
3663 (general): Delete trailing whitespace from a few patterns.
3665 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3666 V2DF/V2DI interleave high/low builtins.
3668 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3671 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3672 interleave high/low functions.
3674 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3676 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3677 #pragma extern_prefix.
3679 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3682 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3683 BLKmode, assert op0 is a MEM and just adjust its mode.
3686 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3687 if bitpos isn't multiple of mode's bitsize.
3689 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3691 * c.opt (-ftemplate-depth=): New.
3692 (-ftemplate-depth-): Deprecate.
3693 * optc-gen.awk: Handle -ftemplate-depth=.
3694 * opth-gen.awk: Likewise.
3695 * c-opts.c (c_common_handle_option): Likewise.
3696 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3698 2010-02-24 Jason Merrill <jason@redhat.com>
3700 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3702 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3704 * cfg.c (alloc_aux_for_block): Remove inline.
3705 (alloc_aux_for_edge): Likewise.
3707 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3709 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3711 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3713 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3714 * config/i386/sol2-gas.h: New file.
3715 * config.gcc (i[34567]86-*-solaris2*): Use it.
3717 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3720 * c-typeck.c (ep_convert_and_check): New.
3721 (build_conditional_expr): Use it.
3722 (build_binary_op): Likewise.
3724 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3726 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3729 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3730 bounds even for -O+.
3731 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3732 expr needs to have DECL_NAME set.
3734 2010-02-24 Nick Clifton <nickc@redhat.com>
3736 * config/mep/mep.c: Include gimple.h.
3737 (mep_function_uses_sp): Delete unused function.
3738 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3739 parameters. Use unsigned integers to count args. Return a
3740 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3742 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3745 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3746 greater or equal to nelt instead of 2 * nelt.
3747 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3750 2010-02-23 Jason Merrill <jason@redhat.com>
3753 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3754 in cfun->local_decls even if they have register types.
3757 * stor-layout.c (place_field): Don't warn about unnecessary
3758 DECL_PACKED if the type is packed.
3760 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3763 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3764 GOTOFF relocs, even when the base reg isn't pic pointer.
3766 2010-02-23 Michael Matz <matz@suse.de>
3769 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3770 (expand_gimple_basic_block): Generate and use debug temps if there
3771 are debug uses left after the last real use of TERed ssa names.
3772 Unlink debug immediate uses when they are expanded.
3774 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3777 * config/i386/i386.c (override_options): Reorganise to provide
3778 better error messages.
3780 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3783 * graphite-scop-detection.c (create_single_exit_edge): Move
3784 the call to find_single_exit_edge to....
3785 (create_sese_edges): ...here. Don't handle multiple edges
3786 exiting the function.
3787 (build_graphite_scops): Don't handle multiple edges
3788 exiting the function.
3790 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3793 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3794 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3796 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3799 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3801 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3804 * c-typeck.c (convert_arguments): Print declaration location.
3805 * c-common.c (validate_nargs): Rename as
3806 builtin_function_validate_nargs.
3807 (check_builtin_function_arguments): Update.
3809 2010-02-22 Richard Guenther <rguenther@suse.de>
3812 * tree-inline.c (declare_return_variable): Use the type of
3813 the call stmt lhs if available.
3815 2010-02-22 Duncan Sands <baldrick@free.fr>
3817 * passes.c (register_pass): Always consider all pass lists when
3818 ref_pass_instance_number is zero.
3820 2010-02-22 Richard Guenther <rguenther@suse.de>
3822 PR tree-optimization/42749
3823 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3824 parameter. Do arithmetic in the original type.
3825 (update_accumulator_with_ops): Likewise.
3826 (adjust_accumulator_values): Adjust.
3828 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3830 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3831 (QI to BLKmode splitter): New splitter.
3833 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3835 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3836 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3838 2010-02-22 Richard Guenther <rguenther@suse.de>
3840 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3842 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3844 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3845 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3846 ($(T)crti.o, $(T)crtn.o): Remove rules.
3848 2010-02-21 Tobias Burnus <burnus@net-b.de>
3851 * doc/invoke.texi (-fassociative-math): Document that this
3852 option is automatically enabled for Fortran.
3854 2010-02-20 David S. Miller <davem@davemloft.net>
3856 * configure.ac: Test if linker and assembler properly support
3857 GOTDATA_OP relocations.
3858 * configure: Rebuild.
3859 * config.in: Likewise.
3860 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3861 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3862 (movsi_high_pic): Likewise.
3863 (movdi_lo_sum_pic): Likewise.
3864 (movdi_high_pic): Likewise.
3865 (movsi_pic_gotdata_op): New pattern.
3866 (movdi_pic_gotdata_op): Likewise.
3867 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3868 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3870 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3873 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3874 attribute to ssemul.
3875 (xop_mulv2div2di3_high): Ditto.
3877 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3880 * c.opt (Wconversion-null): New option.
3881 * doc/invoke.texi (Wconversion-null): Document.
3883 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3885 * common.opt (Wlarger-than-): Add Undocumented.
3887 2010-02-19 Mike Stump <mikestump@comcast.net>
3889 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3891 2010-02-19 Jason Merrill <jason@redhat.com>
3894 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3895 * configure: Likewise.
3897 2010-02-20 Alan Modra <amodra@gmail.com>
3900 * cgraph.h (cgraph_make_decl_local): Declare.
3901 * cgraph.c (cgraph_make_decl_local): New function.
3902 (cgraph_make_node_local): Use it.
3903 * cgraphunit.c (cgraph_function_versioning): Likewise.
3904 * ipa.c (function_and_variable_visibility): Likewise.
3906 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3909 * except.c (sjlj_emit_function_enter): Don't call
3910 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3912 * rtl.h (add_reg_br_prob_note): Remove prototype.
3914 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3917 * c-common.c (conversion_warning): Remove widening conversions
3918 before checking the conversion of integers to reals.
3920 2010-02-19 Mike Stump <mikestump@comcast.net>
3923 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3926 * cgraphunit.c (process_function_and_variable_attributes): Check
3927 DECL_PRESERVE_P instead of looking up attribute "used".
3928 * ipa-pure-const.c (check_decl): Likewise.
3929 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3930 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3931 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3932 instead of attribute "used".
3933 * config/sol2-c.c (solaris_pragma_init): Likewise.
3934 (solaris_pragma_fini): Likewise.
3936 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3938 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3939 Use XCNEW instead of xcalloc.
3940 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3941 XNEW instead of xmalloc.
3942 (get_fields): Use XNEWVEC instead of xmalloc.
3945 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3946 populate vars array.
3947 (create_new_general_access): For debug stmts just reset value.
3948 (get_stmt_accesses): For accesses within debug stmts just record them
3949 using add_access_to_acc_sites instead of preventing the peeling or
3950 counting them as accesses.
3953 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3955 2010-02-19 Richard Guenther <rguenther@suse.de>
3957 PR tree-optimization/42916
3958 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3961 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3963 * configure.ac: Replace all uses of changequote in macro arguments
3964 with proper quoting.
3966 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3969 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3971 2010-02-19 Richard Guenther <rguenther@suse.de>
3973 PR tree-optimization/42944
3974 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3975 test for aliasing with errno.
3977 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3980 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3981 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3982 * dojump.c: Include output.h.
3983 (inv): New inline function.
3984 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3985 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3986 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3987 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3988 argument, pass it down to other calls.
3989 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3990 add REG_BR_PROB note to the conditional jump.
3991 * cfgexpand.c (add_reg_br_prob_note): Removed.
3992 (expand_gimple_cond): Don't call it, add the probability
3993 as last argument to jumpif_1/jumpifnot_1.
3994 * Makefile.in (dojump.o): Depend on output.h.
3995 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3997 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3998 * stmt.c (do_jump_if_equal): Likewise.
3999 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4000 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4001 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4003 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4004 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4005 jumpifnot_1 callers.
4006 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4008 (store_expr): Adjust jumpifnot caller.
4009 (store_constructor): Adjust jumpif caller.
4012 * gimplify.c (gimple_boolify): For __builtin_expect call
4013 gimple_boolify also on its first argument.
4015 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4017 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4019 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4020 * configure: Regenerated.
4022 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4024 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4025 lang_hooks.types_compatible_p instead of comptypes.
4027 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4029 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4030 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4031 if __prefer_thumb__ is defined.
4033 2010-02-18 Martin Jambor <mjambor@suse.cz>
4035 PR tree-optimization/43066
4036 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4037 array with zero-sized element type.
4039 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4041 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4042 rtx, allocate struct var_loc_node here and return it to the
4043 caller, and only if it is actually needed.
4044 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4045 move it earlier and return immediately if it returns NULL.
4047 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4049 * config/sparc/gas.h: New file. Restore
4050 TARGET_ASM_NAMED_SECTION to its ELF default.
4051 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4053 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4054 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4055 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4056 after sparc/sysv4.h.
4058 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4060 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4062 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4064 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4065 patterns from predicated pattern.
4067 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4070 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4071 for insn mnemonic suffix.
4073 2010-02-17 Richard Guenther <rguenther@suse.de>
4075 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4078 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4081 * caller-save.c (save_call_clobbered_regs): If BB ends with
4082 a DEBUG_INSN, move any notes in between last real insn and the last
4083 DEBUG_INSN after the last DEBUG_INSN.
4085 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4087 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4088 Fix return type. Fix argument type. Explain meaning of return value.
4090 2010-02-16 Richard Guenther <rguenther@suse.de>
4092 PR tree-optimization/41043
4093 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4094 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4096 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4098 2010-02-16 Ira Rosen <irar@il.ibm.com>
4100 PR tree-optimization/43074
4101 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4102 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4103 vectorizable cycles in hybrid SLP check.
4104 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4106 2010-02-16 Richard Guenther <rguenther@suse.de>
4108 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4109 (true_dependence): If memrefs_conflict_p computes must-alias
4110 trust it. Move TBAA check after offset-based disambiguation.
4111 (canon_true_dependence): Likewise.
4113 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4115 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4116 * doc/invoke.texi: Document it.
4117 * var-tracking.c: Include toplev.h and params.h.
4118 (vt_find_locations): Return bool indicating success. Compute
4119 hash sizes unconditionally. Check new parameter, report.
4120 (variable_tracking_main_1): Check vt_find_locations results and
4121 retry. Renamed from...
4122 (variable_tracking_main): ... this. New wrapper to preserve
4123 flag_var_tracking_assignments.
4124 * Makefile.in (var-tracking.o): Adjust dependencies.
4126 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4127 Jakub Jelinek <jakub@redhat.com>
4130 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4131 if weak_import attribute is present.
4132 * config/darwin.c (machopic_select_section): Likewise.
4134 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4136 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4137 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4138 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4139 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4141 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4143 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4146 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4147 Rewrite text to refer to the names.
4149 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4151 * config/i386/i386-builtin-types.def
4152 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4153 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4154 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4155 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4156 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4157 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4158 IX86_BUILTIN_VPERMIL2PS256.
4159 (MULTI_ARG_4_DF2_DI_I): Defined.
4160 (MULTI_ARG_4_DF2_DI_I1): Defined.
4161 (MULTI_ARG_4_SF2_SI_I): Defined.
4162 (MULTI_ARG_4_SF2_SI_I1): Defined.
4163 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4164 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4165 __builtin_ia32_vpermil2ps256.
4166 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4167 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4168 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4169 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4170 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4171 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4172 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4173 CODE_FOR_xop_vpermil2v8sf3.
4174 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4175 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4176 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4177 (_mm256_permute2_pd): New.
4178 (_mm_permute2_ps): New.
4179 (_mm256_permute2_ps): New.
4181 2010-02-15 Nick Clifton <nickc@redhat.com>
4183 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4184 boolean parameters. Use emit_jump_insn when emitting a pop
4185 instruction containing a return insn.
4186 (push): Use 'true' rather than '1' as second parameter to F.
4187 (h8300_expand_prologue): Likewise.
4188 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4189 (h8300_expand_epilogue): Likewise.
4191 2010-02-15 Richard Guenther <rguenther@suse.de>
4194 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4197 2010-02-15 Nick Clifton <nickc@redhat.com>
4199 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4202 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4204 * intl.c (fake_ngettext): New function.
4205 * intl.h (fake_ngettext): Declare.
4206 (ngettext): Define macro.
4207 * collect2.c (notice_translated): New function.
4208 (main): Use notice_translated and ngettext.
4209 * collect2.h (notice_translated): Declare.
4211 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4213 * reorg.c (delete_computation): Comment fixes.
4214 * caller-save.c (setup_save_areas): Idem.
4215 * sel-sched-dump.c (dump_lv_set): Idem.
4218 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4220 * config/s390/s390.c (s390_sched_init): New function.
4221 (TARGET_SCHED_INIT): Target hook defined.
4223 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4224 Jack Howarth <howarth@bromo.med.uc.edu>
4225 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4228 Partial revert of unintended change in fix for PR41605.
4229 * config/darwin.h: Fix typo.
4230 * config/darwin9.h: Same.
4232 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4234 * c-pch.c (pch_init): Clear v.
4236 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4239 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4240 graphite_can_represent_init for MULT_EXPR.
4242 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4246 * graphite-sese-to-poly.c (remove_phi): New.
4247 (translate_scalar_reduction_to_array): Call remove_phi.
4249 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4252 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4253 * graphite-clast-to-gimple.h (gloog): Update declaration.
4254 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4255 * graphite-poly.h (struct poly_bb): Add missing comments.
4256 (struct scop): Add poly_scop_p field.
4258 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4259 * graphite.c (graphite_transform_loops): Build the polyhedral
4260 representation for each scop before code generation.
4261 * sese.c (rename_variables_in_operand): Removed.
4262 (rename_variables_in_expr): Return the renamed expression.
4263 (rename_sese_parameters): New.
4264 * sese.h (rename_sese_parameters): Declared.
4266 2010-02-11 Richard Guenther <rguenther@suse.de>
4268 PR tree-optimization/42998
4269 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4270 POINTER_PLUS_EXPR properly.
4272 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4273 Changpeng Fang <changpeng.fang@amd.com>
4276 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4277 the cost of an IV candidate when the IV is used in a test against zero.
4279 * gcc.dg/tree-ssa/ivopts-3.c: New.
4281 2010-02-11 Richard Guenther <rguenther@suse.de>
4284 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4285 pointer-vs-decl case by swapping refs. Handle some cases
4286 of pointer-vs-decl disambiguations more conservatively.
4287 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4288 to false after expanding.
4290 2010-02-11 Richard Guenther <rguenther@suse.de>
4293 * gcc.c (process_command): Handle LTO file@offset case more
4296 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4298 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4299 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4301 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4303 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4304 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4305 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4306 Optimize eq/ne comparisons when both arguments are known to be
4308 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4309 Don't mask operands unnecessarily if they are known to be already
4312 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4314 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4317 2010-02-10 Richard Guenther <rguenther@suse.de>
4319 PR tree-optimization/43017
4320 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4321 for wrapping signed arithmetic.
4323 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4326 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4327 if no debug info should be emitted for it.
4329 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4331 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4332 note when flag_exceptions is set.
4334 2010-02-10 Duncan Sands <baldrick@free.fr>
4336 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4338 2010-02-10 Richard Guenther <rguenther@suse.de>
4341 * tree.c (get_unwidened): Handle constants.
4342 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4344 2010-02-10 Martin Jambor <mjambor@suse.cz>
4347 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4348 check for variable argument counts independently.
4350 2010-02-10 Christian Bruel <christian.bruel@st.com>
4353 * config/sh/sh.c (find_barrier): Increase length for non delayed
4354 conditional branches.
4356 2010-02-10 Christian Bruel <christian.bruel@st.com>
4358 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4360 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4362 * builtins.c (set_builtin_user_assembler_name): Also handle
4363 ffs if int is smaller than word.
4365 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4368 * ira-conflicts.c (get_dup): Remove.
4369 (process_reg_shuffles): Add new parameter. Use it as an
4370 additional guard for copy generation.
4371 (add_insn_allocno_copies): Rewrite.
4373 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4375 * common.opt (fsched2-use-traces): Preserved for backward
4377 * doc/invoke.texi: Remove the documentation about option
4378 -fsched2-use-traces.
4379 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4380 flag_sched2_use_traces.
4381 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4382 the backward compatibility flag section.
4384 2010-02-09 Richard Guenther <rguenther@suse.de>
4386 PR tree-optimization/43008
4387 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4388 make HEAP variables initialized from global memory if they
4389 are not known builtin functions.
4390 (find_func_aliases): Adjust.
4392 2010-02-09 Richard Guenther <rguenther@suse.de>
4394 PR tree-optimization/43000
4395 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4396 arithmetic manually.
4398 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4400 PR tree-optimization/42931
4401 * tree-loop-linear.c (try_interchange_loops): Don't call
4402 double_int_mul if estimated_loop_iterations failed.
4404 2010-02-08 Martin Jambor <mjambor@suse.cz>
4407 * tree-sra.c (build_accesses_from_assign): Do not mark in
4408 should_scalarize_away_bitmap if stmt has volatile ops.
4409 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4412 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4414 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4416 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4418 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4421 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4424 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4426 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4429 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4430 to unknown_dependence.
4431 (graphite_legal_transform_dr): Handle the unknown_dependence.
4432 (graphite_carried_dependence_level_k): Same.
4434 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4436 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4438 2010-02-07 Richard Guenther <rguenther@suse.de>
4441 * expr.c (get_inner_reference): Always initialize *pbitsize.
4443 2010-02-07 Richard Guenther <rguenther@suse.de>
4446 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4447 new ARRAY_REFs on variable size element or minimal index arrays.
4449 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4450 gimple_fold_indirect_ref.
4452 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4455 * arm.c (arm_override_options): Just return if the user has specified
4456 an invalid fpu name.
4458 2010-02-03 Jason Merrill <jason@redhat.com>
4461 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4462 i386_pe_maybe_record_exported_symbol.
4464 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4467 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4468 (pa_delegitimize_address): New function.
4470 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4472 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4473 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4475 2010-02-05 Richard Guenther <rguenther@suse.de>
4478 * lto-streamer-in.c (get_resolution): Deal with references
4479 to undefined functions.
4481 2010-02-05 Richard Guenther <rguenther@suse.de>
4483 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4484 (fold_const_aggregate_ref): Likewise.
4485 (ccp_fold_stmt): Substitute loads.
4486 (maybe_fold_reference): Verify types before substituting.
4488 (fold_gimple_assign): Unshare properly.
4489 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4491 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4493 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4494 for rs6000_gen_cell_microcode.
4496 2010-02-04 Richard Guenther <rguenther@suse.de>
4498 PR rtl-optimization/42952
4499 * dse.c (const_or_frame_p): Remove MEM handling.
4501 2010-02-04 Nick Clifton <nickc@redhat.com>
4503 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4504 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4505 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4506 (mn10300_asm_output_mi_thunk): New function.
4507 (mn10300_can_output_mu_thunk): New function.
4508 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4509 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4510 (FUNCTION_ARG): Delete incorrect comment.
4512 2010-02-03 Jason Merrill <jason@redhat.com>
4515 * fold-const.c (operand_equal_p): Handle erroneous types.
4517 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4519 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4521 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4523 PR rtl-optimization/42941
4524 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4527 2010-02-03 Jason Merrill <jason@redhat.com>
4530 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4532 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4535 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4536 (cselib_reset_table): Renamed from...
4537 (cselib_reset_table_with_next_value): ... this.
4538 (cselib_get_next_uid): Renamed from...
4539 (cselib_get_next_unknown_value): ... this.
4540 * cselib.c (next_uid): Renamed from...
4541 (next_unknown_value): ... this.
4542 (cselib_clear_table): Adjust.
4543 (cselib_reset_table): Adjust. Renamed from...
4544 (cselib_reset_table_with_next_value): ... this.
4545 (cselib_get_next_uid): Adjust. Renamed from...
4546 (cselib_get_next_unknown_value): ... this.
4547 (get_value_hash): Use hash.
4548 (cselib_hash_rtx): Likewise.
4549 (new_cselib_val): Adjust. Set and dump uid.
4550 (cselib_lookup_mem): Pass next_uid as hash.
4551 (cselib_subst_to_values): Likewise.
4552 (cselib_log_lookup): Dump uid.
4553 (cselib_lookup): Pass next_uid as hash. Adjust.
4554 (cselib_process_insn): Adjust.
4555 (cselib_init): Initialize next_uid.
4556 (cselib_finish): Adjust.
4557 (dump_cselib_table): Likewise.
4558 * dse.c (canon_address): Dump value uid.
4559 * print-rtl.c (print_rtx): Print value uid.
4560 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4562 (dv_uid): New function, sort of renamed from...
4563 (dv_htab_hash): ... this, reimplemented in terms of it and...
4564 (dv_uid2hash): ... this. New.
4565 (variable_htab_eq): Drop excess assertions.
4566 (tie_break_pointers): Removed.
4567 (canon_value_cmp): Compare uids.
4568 (variable_post_merge_New_vals): Print uids.
4569 (vt_add_function_parameters): Adjust.
4570 (vt_initialize): Reset table. Adjust.
4572 2010-02-03 Richard Guenther <rguenther@suse.de>
4574 PR tree-optimization/42944
4575 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4576 (call_may_clobber_ref_p_1): Likewise. Properly handle
4577 malloc and calloc clobbering errno.
4579 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4581 * doc/invoke.texi: Fix name of sched1 dump.
4583 * opts.c (decode_options): Set flag_tree_switch_conversion
4584 only conditionally on optimize >= 2.
4586 * gcse.c: Assorted comment fixes in pass description.
4588 2010-02-03 Anthony Green <green@moxielogic.com>
4590 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4591 nop padding in order to maintain alignment of storage location of
4592 target function address.
4593 (moxie_trampoline_init): Store target function address at newly
4595 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4597 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4599 2010-02-03 Richard Guenther <rguenther@suse.de>
4602 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4604 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4606 * config.gcc: Reenable check for obsolete targets.
4607 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4608 mips-sgi-irix6.[0-4]*.
4610 2010-02-02 Nick Clifton <nickc@redhat.com>
4612 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4613 constant size of 4 as being the same as 0.
4614 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4615 can take values in the range 0..4.
4617 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4620 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4621 as _darwin10_Unwind_FindEnclosingFunction().
4622 * libgcc-libsystem.ver: New.
4624 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4627 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4628 implicitly set registers.
4630 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4632 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4633 (arm_override_options): Allow automatic selection of the thread
4634 pointer register if thumb2.
4635 (legitimize_pic_address): Improve code sequences for Thumb2.
4636 (arm_call_tls_get_addr): Likewise.
4637 (legitimize_tls_address): Likewise.
4638 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4639 (pic_load_addr_32bit): ... this. New named pattern.
4640 * thumb2.md (pic_load_addr_thumb2): Delete.
4641 (pic_load_dot_plus_four): Delete.
4642 (tls_load_dot_plus_four): New named pattern.
4644 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4647 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4648 Document fix for TLS bug.
4650 2010-01-31 Richard Guenther <rguenther@suse.de>
4652 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4653 conservatively correct.
4655 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4659 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4661 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4663 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4665 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4667 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4669 * config.gcc: Adjust order of makefile fragments for mingw targets.
4671 2010-01-31 Richard Guenther <rguenther@suse.de>
4674 * gimplify.c (gimplify_init_constructor): For volatile LHS
4675 initialize a temporary.
4677 2010-01-31 Matthias Klose <doko@ubuntu.com>
4679 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4681 * configure: Regenerate.
4683 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4685 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4686 the same alias set and their sizes different constantness.
4687 (aliasing_component_refs_p): Revert 2009-10-24 change.
4689 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4691 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4694 2010-01-29 Richard Guenther <rguenther@suse.de>
4696 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4697 Assert we successfully updated the call.
4699 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4701 PR rtl-optimization/42889
4702 * df.h (df_set_bb_dirty_nonlr): New prototype.
4703 * df-core.c (df_set_bb_dirty_nonlr): New function.
4704 * df-scan.c (df_insn_rescan): Call it instead of
4705 df_set_bb_dirty for DEBUG_INSNs.
4707 2010-01-29 Richard Guenther <rguenther@suse.de>
4710 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4711 quadratic behavior in most cases.
4713 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4716 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4717 in the call to gen_x86_movsicc_0_m1.
4719 2010-01-28 Richard Guenther <rguenther@suse.de>
4721 PR tree-optimization/42871
4722 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4724 2010-01-28 Richard Guenther <rguenther@suse.de>
4726 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4727 into call arguments.
4729 2010-01-28 Richard Guenther <rguenther@suse.de>
4732 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4733 the forwarder if the destination is an EH landing pad.
4735 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4737 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4738 block list passed to gimple_duplicate_sese_tail.
4739 (parallelize_loops): Avoid parallelization when the function
4741 Avoid parallelization when the preheader is IRREDUCIBLE.
4742 Try to optimize when estimated_loop_iterations_int is unresolved.
4743 Add the loop's location to the dump file.
4744 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4745 (gimple_duplicate_sese_tail): Remove the check for the latch.
4746 Redirect nexits to the exit block.
4747 Remove handling of the incoming edges to the latch.
4748 Redirect the backedge from the copied latch to the exit bb.
4750 2010-01-28 Michael Matz <matz@suse.de>
4753 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4754 Wrap force_reg into a sequence, emit it before user.
4756 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4758 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4760 (arm_legacy_rev): Likewise.
4761 (thumb_legacy_rev): Likewise.
4763 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4765 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4766 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4767 on MEM's address failed, try avoid_constant_pool_reference and
4768 recurse if it returned something different.
4769 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4770 address, try avoid_constant_pool_reference and recurse if it
4771 returned something different.
4772 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4773 address and avoid_constant_pool_reference returned something
4774 different, don't set have_address.
4776 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4779 * var-tracking.c (val_store): Add modified argument, obey it.
4781 (count_uses): Move down logging of main.
4782 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4783 don't need resolution.
4784 (emit_notes_in_bb): Likewise.
4786 2010-01-27 Richard Guenther <rguenther@suse.de>
4789 * tree-inline.c (remap_decl): Delay remapping of SSA name
4790 default definitions until we need them.
4792 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4794 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4795 (rs6000_delegitimize_address): New function.
4797 * config/s390/s390.c (s390_delegitimize_address): Call
4798 delegitimize_mem_from_attrs.
4801 * tree-inline.c (cannot_copy_type_1): Removed.
4802 (copy_forbidden): Don't forbid copying of functions containing
4803 records/unions with variable length fields.
4805 2010-01-27 Christian Bruel <christian.bruel@st.com>
4809 * config/sh/sh.c (find_barrier): Increase length for non delayed
4810 conditional branches.
4812 2010-01-27 Matthias Klose <doko@ubuntu.com>
4814 * configure.ac (gnu-unique-object): Fix ldd version check.
4815 * configure: Regenerate.
4817 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4819 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4821 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4822 Test for HAVE_GNU_AS value.
4824 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4826 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4827 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4828 INT64_TYPE): Define.
4829 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4830 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4831 INT_LEAST64_TYPE): Define.
4832 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4833 UINT_LEAST64_TYPE): Define.
4834 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4835 INT_FAST64_TYPE): Define.
4836 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4837 UINT_FAST64_TYPE): Define.
4838 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4839 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4840 (SIG_ATOMIC_TYPE): Define.
4842 2010-01-26 Richard Guenther <rguenther@suse.de>
4844 * df-scan.c (df_scan_set_bb_info): Remove assert.
4845 (df_insn_rescan_debug_internal): Merge asserts.
4846 (df_install_ref): Likewise.
4847 (df_mark_reg): Use bitmap_set_range.
4848 (df_hard_reg_used_p): Remove assert.
4849 (df_hard_reg_used_count): Likewise.
4851 2010-01-26 Richard Guenther <rguenther@suse.de>
4853 PR rtl-optimization/42685
4854 * web.c (web_main): Ignore DEBUG_INSNs.
4856 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4858 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4860 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4861 Fix types of fndecl and arglist parameters.
4863 2010-01-26 Richard Guenther <rguenther@suse.de>
4866 * tree-eh.c (unsplit_eh): Skip debug insns.
4868 2010-01-26 Richard Guenther <rguenther@suse.de>
4870 PR tree-optimization/42250
4871 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4873 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4876 * omp-low.c (expand_omp_sections): Only use single_pred if
4877 l2_bb is single_pred_p.
4879 2010-01-25 Christian Bruel <christian.bruel@st.com>
4882 * config/sh/sh.c (find_barrier): Increase length for non delayed
4883 conditional branches.
4884 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4886 2010-01-24 David S. Miller <davem@davemloft.net>
4888 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4889 define if not using GAS.
4890 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4891 Likewise. Delete SECTION_MERGE code, which is only applicable
4894 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4897 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4898 mangling of va_list in system headers.
4900 2010-01-23 Toon Moene <toon@moene.org>
4902 * tree-predcom.c (combine_chains): Return NULL, not false.
4904 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4906 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4907 initialization of variable res to agree with return type.
4909 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4911 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4912 * tree-sra.c: Add include of expr.h.
4914 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4916 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4917 insert the debug stmt on the single non-EH edge from the stmt.
4919 2010-01-22 Richard Henderson <rth@redhat.com>
4922 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4923 the RHS until after generate_subtree_copies has insertted its
4924 code before the current statement.
4926 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4928 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4930 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4932 2010-01-21 Martin Jambor <mjambor@suse.cz>
4934 PR tree-optimization/42585
4935 * tree-sra.c (struct access): New field grp_total_scalarization.
4936 (dump_access): Dump the new field.
4937 (should_scalarize_away_bitmap): New variable.
4938 (cannot_scalarize_away_bitmap): Likewise.
4939 (sra_initialize): Allocate new bitmaps.
4940 (sra_deinitialize): Free new bitmaps.
4941 (create_access_1): New function.
4942 (create_access): Parts moved to create_access_1.
4943 (type_consists_of_records_p): New function.
4944 (completely_scalarize_record): Likewise.
4945 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4946 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4947 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4949 (analyze_all_variable_accesses): Completely scalarize small eligible
4952 2010-01-21 Martin Jambor <mjambor@suse.cz>
4954 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4956 2010-01-21 Andrew Haley <aph@redhat.com>
4958 * gcc.c (process_command): Move lang_specific_driver before
4959 setting cc_libexec_prefix.
4961 2010-01-21 Richard Guenther <rguenther@suse.de>
4964 * fold-const.c (negate_expr_p): Pretend only negative
4965 real constants are easily negatable.
4967 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4968 Jason Merrill <jason@redhat.com>
4970 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4971 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4972 * calls.c (initialize argument_information): Handle it.
4973 * c-common.c (handle_transparent_union_attribute): Use new name.
4974 * c-decl.c (finish_struct): Ditto.
4975 * c-typeck.c (type_lists_compatible_p): Ditto.
4976 (convert_for_assignment): Use new name and also handle record.
4977 * function.c (aggregate_value_p): Handle it.
4978 (pass_by_reference): Ditto.
4979 (assign_parm_data_types): Ditto.
4980 * print-tree.c (print_node): Ditto.
4981 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4982 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4983 * tree.c (first_field): New fn.
4985 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4988 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4989 even when linking statically, for now.
4991 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4994 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4995 without a cselib val.
4996 (count_uses): Accept MO_VAL_SET with no val on stores.
4997 (add_stores): Likewise.
4999 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5001 * var-tracking.c (check_value_val): Add a compile time assertion.
5002 (dv_is_decl_p): Simplify.
5003 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5004 gcc_assert if ENABLE_CHECKING.
5006 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5009 * var-tracking.c: Include tree-flow.h.
5010 (mem_dies_at_call): New.
5011 (dataflow_set_preserve_mem_locs): Use it.
5012 (dataflow_set_remove_mem_locs): Likewise.
5013 (dump_var): Renamed from dump_variable. Adjust all callers.
5014 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5015 * Makefile.in (var-tracking.o): Adjust deps.
5017 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5019 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5021 2010-01-20 Richard Guenther <rguenther@suse.de>
5023 PR tree-optimization/42717
5024 * tree-ssa-dce.c (get_live_post_dom): Remove.
5025 (forward_edge_to_pdom): Take an arbitrary edge to copy
5026 degenerate PHI args from.
5027 (remove_dead_stmt): Use the first post-dominator even if it
5028 does not contain live statements as redirection destination.
5030 2010-01-20 Richard Guenther <rguenther@suse.de>
5032 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5034 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5036 * sel-sched.c (create_speculation_check): Remove set but not used
5038 (try_transformation_cache): Remove set but not used variable ds.
5039 (calculate_privileged_insns): Remove set but not used variables
5040 cur_insn and min_spec_insn.
5041 (find_best_expr): Remove set but not used variable avail_n.
5042 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5044 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5046 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5047 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5050 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5053 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5054 cpu types. Add support for *-sse3 cpu types.
5055 (x86_64-*-*): Ditto.
5057 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5060 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5061 argument, call initializer_constant_valid_p_1 instead of
5062 initializer_constant_valid_p, pass CACHE to it, return NULL
5063 immediately if first call returns NULL.
5064 (initializer_constant_valid_p_1): New function.
5065 (initializer_constant_valid_p): Use it.
5067 2010-01-20 Thomas Quinot <quinot@adacore.com>
5069 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5071 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5073 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5074 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5075 (loc_list_from_tree): Don't handle unsigned division. Handle
5076 signed modulo using DW_OP_{over,over,div,mul,minus}.
5077 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5078 modulo instead of signed.
5080 2010-01-20 DJ Delorie <dj@redhat.com>
5082 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5084 (h8300_emit_stack_adjustment): Propogate it.
5086 (h8300_expand_prologue): Likewise.
5087 (h8300_expand_epilogue): Likewise.
5089 2010-01-19 Michael Matz <matz@suse.de>
5091 PR tree-optimization/41783
5092 * tree-data-ref.c (toplevel): Include flags.h.
5093 (dump_data_dependence_relation): Also dump the inputs if the
5094 result will be unknown.
5095 (split_constant_offset_1): Look through some conversions.
5096 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5097 the offset from last element is too large.
5098 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5099 (reassociate_to_the_same_stmt): Handle vector registers.
5100 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5102 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5103 wide_prolog_niters argument, emit widening instructions.
5104 (vect_do_peeling_for_alignment): Adjust caller, use widened
5105 variant of the iteration cound.
5106 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5108 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5111 * config/arm/neon-testgen.m (emit_automatics): New parameter
5112 features. Adjust for Fixed_return_reg feature.
5113 (test_intrinsic): Call emit_automatics with new feature.
5114 * config/arm/neon.ml: Update copyright years.
5115 (features): New Fixed_return_reg feature.
5116 (ops): Update feature for Vget_low.
5118 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5120 PR tree-optimization/42719
5121 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5125 * fwprop.c (all_uses_available_at): Return false if def_set dest
5126 is a REG that is used in def_insn.
5128 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5130 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5132 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5135 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5137 * target.h (struct gcc_target) <secondary_reload>: Change type
5138 of last argument to secondary_reload_info *.
5140 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5143 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5144 memory references with unaligned offsets. Remove CQImode handling.
5145 (unaligned_memory_operand): Return 1 for memory references with
5146 unaligned offsets. Remove CQImode handling.
5148 2010-01-18 Richard Guenther <rguenther@suse.de>
5151 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5154 2010-01-18 Richard Guenther <rguenther@suse.de>
5156 PR tree-optimization/42781
5157 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5158 restrict processing only if the original variable was artificial.
5160 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5162 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5163 find number of popped argument bytes.
5165 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5166 Fix the text that describes the return value for invalid insns.
5168 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5170 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5171 Clarify what 'cost of the -dependence' is. Fix quoting.
5173 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5174 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5176 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5178 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5179 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5181 2010-01-17 Richard Guenther <rguenther@suse.de>
5184 * function.c (split_complex_args): Take a VEC to modify.
5185 (assign_parms_augmented_arg_list): Build a VEC instead of
5186 a chain of PARM_DECLs.
5187 (assign_parms_unsplit_complex): Take a VEC of arguments.
5188 Do not fixup unmodified parms.
5189 (assign_parms): Deal with the VEC.
5190 (gimplify_parameters): Likewise.
5192 2010-01-17 Richard Guenther <rguenther@suse.de>
5194 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5195 node existence check.
5196 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5197 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5198 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5199 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5200 (gimple_execute_on_growing_pred): Likewise.
5202 2010-01-17 Richard Guenther <rguenther@suse.de>
5204 PR tree-optimization/42773
5205 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5206 (compute_antic_aux): Likewise.
5207 (compute_partial_antic_aux): Likewise.
5209 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5212 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5215 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5217 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5220 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5221 Fix markup for strict argument.
5223 (TARGET_SCHED_REORDER2): Fix argument types.
5225 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5226 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5228 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5229 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5231 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5234 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5235 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5236 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5237 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5238 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5240 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5242 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5244 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5245 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5247 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5249 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5252 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5254 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5255 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5257 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5259 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5261 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5262 referring to it. Fix language.
5264 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5266 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5268 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5270 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5272 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5273 '@var{stream}. Remove stray 'and'.
5275 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5277 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5279 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5281 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5282 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5284 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5285 Fix description of return value.
5286 Rename argument "sz" to "len."
5288 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5289 Clarify meaning of 'true' return value.
5291 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5293 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5294 rep_mode versus mode_rep.
5296 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5298 (TARGET_BUILTIN_DECL): Fix name.
5300 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5302 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5304 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5306 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5308 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5310 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5313 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5314 Rename argument tm_fn to md_fn.
5316 (TARGET_OPTION_PRINT): Fix argument list.
5318 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5321 * config/i386/i386.c (ix86_fixup_binary_operands):
5322 Revert FMA4 fixup of operands.
5324 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5327 * Makefile.in (write_entries_to_file, install-plugin):
5328 Use \012 instead of \n with tr.
5330 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5332 * configure.ac (HAVE_AS_REF): New C macro.
5333 * configure: Regenerate.
5334 * config.in: Likewise.
5335 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5337 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5340 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5342 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5344 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5346 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5348 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5350 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5352 (TARGET_BINDS_LOCAL_P): Fix argument type.
5354 (TARGET_ASM_FILE_END): Use prototype.
5356 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5358 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5360 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5362 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5364 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5365 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5367 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5368 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5370 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5371 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5372 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5373 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5375 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5377 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5379 (TARGET_INIT_BUILTINS): Use prototype.
5381 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5382 Put 'const char *' in braces. Fix parameter types.
5383 (TARGET_INVALID_CONVERSION): Fix parameter types.
5384 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5385 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5387 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5390 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5392 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5394 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5396 * doc/tm.texi (TARGET_HELP): Fix return type.
5398 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5399 in braces. Fix argument types.
5401 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5403 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5405 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5407 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5408 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5410 (TARGET_MANGLE_TYPE): Fix argument types.
5412 (TARGET_IRA_COVER_CLASSES): Use prototype.
5414 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5416 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5418 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5420 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5422 (TARGET_CALLEE_COPIES): Fix argument types.
5424 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5426 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5428 (TARGET_FUNCTION_VALUE): Fix argument types.
5430 (TARGET_RETURN_IN_MSB): Fix argument type.
5432 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5434 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5436 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5438 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5439 agree with return type.
5441 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5443 2010-01-15 Jing Yu <jingyu@google.com>
5445 PR rtl-optimization/42691
5446 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5447 a pseudo to a constant and are merged, and adjust comments.
5449 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5451 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5453 2010-01-15 Richard Guenther <rguenther@suse.de>
5456 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5457 labels of computed or non-local gotos to the destination.
5458 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5459 landing pad label is the first label.
5461 2010-01-15 Richard Guenther <rguenther@suse.de>
5463 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5465 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5468 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5469 to allow generation of the xssqrtdp instruction on power7.
5470 (sqrtdf2_fpr): Ditto.
5472 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5475 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5476 functions with noreturn attribute.
5479 * varasm.c (declare_weak): Add weak attribute to decl if it
5480 doesn't have one already.
5481 (assemble_external): Only add decls to weak_decls if they also
5482 have weak attribute.
5484 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5486 * var-tracking.c (var_reg_delete): Don't delete the association
5487 between REGs and values or one-part variables if the register
5490 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5493 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5494 because its first operand is a non-localized variable.
5496 2010-01-14 Martin Jambor <mjambor@suse.cz>
5498 PR tree-optimization/42706
5499 * tree-sra.c (encountered_recursive_call): New variable.
5500 (encountered_unchangable_recursive_call): Likewise.
5501 (sra_initialize): Initialize both new variables.
5502 (callsite_has_enough_arguments_p): New function.
5503 (scan_function): Call decl and flags check only for IPA-SRA, check
5504 whether there is a recursive call and whether it has enough arguments.
5505 (all_callers_have_enough_arguments_p): New function.
5506 (convert_callers): Look for recursive calls only when
5507 encountered_recursive_call is set.
5508 (ipa_early_sra): Bail out either if
5509 !all_callers_have_enough_arguments_p or
5510 encountered_unchangable_recursive_call.
5512 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5514 * sel-sched.c: Add 2010 to copyright years.
5515 * sel-sched-ir.c: Likewise.
5516 * sel-sched-ir.h: Likewise.
5518 2010-01-14 Martin Jambor <mjambor@suse.cz>
5520 PR tree-optimization/42714
5521 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5522 constructors specially.
5524 2010-01-14 Andi Kleen <ak@linux.intel.com>
5526 * config/i386/drivers-i386.c (detect_caches_intel):
5527 Add l2sizekb parameter and fill in.
5528 (host_detect_local_cpu): Add l2sizekb, fill in.
5529 Add Atom small cache heuristic.
5531 2010-01-14 Andi Kleen <ak@linux.intel.com>
5533 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5534 Add level3 parameter and fill in.
5535 (detect_caches_intel): Handle level3 cache.
5537 2010-01-14 Andi Kleen <ak@linux.intel.com>
5539 * config/i386/drivers-i386.c (host_detect_local_cpu):
5540 Fix core duo detection.
5542 2010-01-14 Andi Kleen <ak@linux.intel.com>
5544 * config/i386/drivers-i386.c (host_detect_local_cpu):
5547 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5549 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5550 (rs6000_variable_issue_1): this. Use...
5551 (rs6000_variable_issue): here. Reimplement. Print debug info.
5553 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5555 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5556 sel_restore_notes. Update all callers. Call reemit_notes
5559 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5561 PR rtl-optimization/42246
5562 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5565 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5567 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5568 all successors is the same as number of successors in current region.
5570 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5572 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5573 to rename is not separable. Otherwise check that its LHS is not NULL.
5575 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5577 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5579 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5581 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5582 available registers when failed to discover LHS register class.
5583 Fix indentation. Update comment.
5585 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5586 Alexander Monakov <amonakov@ispras.ru>
5588 PR rtl-optimization/42389
5589 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5591 (advance_state_on_fence): Likewise.
5592 (sel_target_adjust_priority): Print debug output only when
5593 sched_verbose >= 4, not 2.
5594 (get_expr_cost): Do not issue all unique insns on the next cycle.
5595 (fill_insns): Initialize can_issue_more from the value saved
5597 * sel-sched-ir.c (flist_add): New parameter issue_more.
5598 Init FENCE_ISSUE_MORE with it.
5599 (merge_fences): Likewise.
5600 (init_fences): Update call to flist_add.
5601 (add_to_fences, add_clean_fence_to_fences)
5602 (add_dirty_fence_to_fences): Likewise.
5603 (move_fence_to_fences): Update call to merge_fences.
5604 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5606 * sel-sched-ir.h (struct _fence): New field issue_more.
5607 (FENCE_ISSUE_MORE): New accessor macro.
5609 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5611 PR rtl-optimization/42388
5612 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5613 that have no predecessors nor successors. Do not call move_bb_info
5614 for empty blocks outside of current region.
5616 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5618 PR rtl-optimization/42294
5619 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5620 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5621 originators' originators.
5623 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5625 PR rtl-optimization/39453
5626 PR rtl-optimization/42246
5627 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5629 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5631 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5632 Alexander Monakov <amonakov@ispras.ru>
5635 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5636 (maybe_tidy_empty_bb): ... here. Make static. Add new
5637 argument. Update all callers.
5638 (tidy_control_flow): ... and here. Recompute topological order
5639 of basic blocks in region if necessary.
5640 (sel_redirect_edge_and_branch): Change return type. Return true
5641 if topological order might have been invalidated.
5642 (purge_empty_blocks): Export and move from...
5643 * sel-sched.c (purge_empty_blocks): ... here.
5644 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5645 (maybe_tidy_empty_bb): Delete prototype.
5646 (purge_empty_blocks): Declare.
5648 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5650 PR rtl-optimization/42249
5651 * sel-sched.c (try_replace_dest_reg): When chosen register
5652 and original register is the same, do not bail out early, but
5653 still check all original insns for validity of replacing destination
5654 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5657 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5660 Port from no-undefined-overflow branch:
5661 2009-03-09 Richard Guenther <rguenther@suse.de>
5663 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5665 2010-01-14 Richard Guenther <rguenther@suse.de>
5668 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5670 2010-01-14 Ira Rosen <irar@il.ibm.com>
5672 PR tree-optimization/42709
5673 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5674 as scalar type in creation of constant vector operand.
5676 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5679 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5680 (check-parallel-%): Match `testsuite' directory component only
5683 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5685 PR translation/39521
5686 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5689 2010-01-13 Richard Guenther <rguenther@suse.de>
5691 PR tree-optimization/42730
5692 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5695 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5698 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5699 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5702 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5704 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5705 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5706 ___umulsi3_highpart.
5708 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5709 rather than schedule_insns if the pass is enabled.
5711 2010-01-13 Martin Jambor <mjambor@suse.cz>
5713 PR tree-optimization/42704
5714 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5717 2010-01-13 Martin Jambor <mjambor@suse.cz>
5719 PR tree-optimization/42703
5720 * tree-sra.c (analyze_access_subtree): Check that we can build a
5721 reference to the original data within the aggregate.
5723 2010-01-13 Richard Guenther <rguenther@suse.de>
5725 PR tree-optimization/42705
5726 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5728 2010-01-13 Richard Guenther <rguenther@suse.de>
5731 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5733 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5736 * var-tracking.c (values_to_unmark): New variable.
5737 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5738 values_to_unmark vector. Moved body to...
5739 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5740 instead queue it into values_to_unmark vector.
5741 (vt_find_locations): Free values_to_unmark vector.
5743 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5745 * config/s390/s390.c (override_options): Set
5746 default of max-pending-list-length to 256
5748 2010-01-13 Richard Guenther <rguenther@suse.de>
5751 * tree-pass.h (PROP_gimple_lcx): New.
5752 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5753 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5754 before the final cleanup_eh.
5755 (dump_properties): Dump PROP_gimple_lcx.
5756 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5757 (tree_lower_complex_O0): Remove.
5758 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5759 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5760 tree_lower_complex, schedule TODO_update_ssa.
5761 * lto-streamer-out.c (output_function): Stream the functions
5763 * lto-streamer-in.c (input_function): Likewise.
5764 (lto_read_body): Do not override them here.
5766 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5769 * c-typeck.c (build_c_cast): Fold value cast to union type before
5770 wrapping it in a CONSTRUCTOR.
5772 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5774 PR rtl-optimization/42699
5775 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5778 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5780 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5781 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5782 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5783 SUBTARGET_WARN_UNUSED_SPEC): ... here
5784 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5786 2010-01-12 Julian Brown <julian@codesourcery.com>
5788 * config/arm/neon-schedgen.ml (Utils): Don't try to
5789 open missing module.
5790 (find_with_result): New.
5792 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5795 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5796 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5798 PR tree-optimization/42645
5799 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5800 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5801 decl_map, set processing_debug_stmt to -1 and return name without
5804 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5806 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5807 binutils version, and reword target configuration description.
5809 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5811 * config/avr/avr.h (LINKER_NAME): Remove.
5813 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5816 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5817 that support VSX, warn for -mno-altivec if vsx is not disabled,
5820 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5821 Shujing Zhao <pearly.zhao@oracle.com>
5823 PR translation/42469
5824 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5825 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5826 character between option name and help text.
5827 * c.opt (imultilib): Likewise.
5829 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5831 * lto-streamer-out.c (output_unreferenced_globals): Output static
5834 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5836 PR rtl-optimization/42621
5837 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5838 optimizing for size.
5839 (duplicate_computed_gotos): Remove now-redundant check.
5841 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5844 * configure.ac: Save and restore LDFLAGS and LIBS
5845 * configure: Regenerate.
5847 2010-01-10 Richard Guenther <rguenther@suse.de>
5850 * builtins.c (fold_builtin_strlen): Add type argument and
5851 convert the resulting length to it.
5852 (fold_builtin_1): Adjust.
5854 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5856 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5857 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5859 (num_insns_constant_wide): Adjust for that change.
5861 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5864 * web.c (union_defs): Add used argument, to combine uses of
5866 (entry_register): Adjust type and tests of used argument.
5867 (web_main): Widen used for new use. Pass it to union_defs.
5868 * df.h (union_defs): Adjust prototype.
5870 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5873 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5874 uses in new incoming argument. Free body.
5875 (reset_debug_uses_in_loop): New.
5876 (analyze_insn_to_expand_var): Call the latter if the former found
5877 anything. Fix whitespace. Reject invalid dest overlaps before
5878 going through all insns in the loop.
5880 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5883 * haifa-sched.c (dying_use_p): Debug insns don't count.
5885 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5888 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5889 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5890 (verify_gimple_call): Reject LHS in noreturn calls.
5892 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5896 * tree-vect-loop-manip.c (adjust_info): New type.
5897 (adjust_vec): New pointer to vector.
5898 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5899 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5900 (slpeel_update_phis_for_duplicate_loop): Use them.
5901 (slpeel_update_phi_nodes_for_guard1): Likewise.
5902 (slpeel_update_phi_nodes_for_guard2): Likewise.
5903 (slpeel_tree_peel_loop_to_edge): Likewise.
5904 (vect_update_ivs_after_vectorizer): Likewise.
5906 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5908 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5909 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5911 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5913 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5914 bogus uninitialized warning.
5916 2010-01-09 Richard Guenther <rguenther@suse.de>
5919 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5920 the evolution is compatible with the initial condition.
5922 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5924 * gcc.c (process_command): Update copyright notice dates.
5925 * gcov.c (print_version): Likewise.
5926 * gcov-dump.c (print_version): Likewise.
5927 * mips-tfile.c (main): Likewise.
5928 * mips-tdump.c (main): Likewise.
5930 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5933 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5935 (rotlhi3_8): Delete.
5937 (rotlsi3_8): Delete.
5938 (rotlsi3_16): Delete.
5939 (rotlsi3_24): Delete.
5941 (*rotw<mode>3): New.
5942 (*rotb<mode>3): New.
5943 * config/avr/avr.c (avr_rotate_bytes): New function.
5944 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5946 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5949 * configure.ac: Modify -rdynamic check.
5950 * configure: Regenerate.
5952 2010-01-08 DJ Delorie <dj@redhat.com>
5954 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5955 register popping order.
5957 2010-01-08 Richard Guenther <rguenther@suse.de>
5960 * c.opt (fsigned-char): Also let LTO handle this option.
5961 (funsigned-char): Likewise.
5963 2010-01-07 Richard Guenther <rguenther@suse.de>
5965 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5966 (gimple_op): Likewise.
5967 (gimple_op_ptr): Likewise.
5968 (gimple_assign_set_lhs): Remove gcc_assert.
5969 (gimple_assign_set_rhs1): Likewise.
5970 (gimple_assign_set_rhs2): Likewise.
5971 (gimple_call_set_lhs): Likewise.
5972 (gimple_call_set_fn): Likewise.
5973 (gimple_call_set_fndecl): Likewise.
5974 (gimple_call_fndecl): Likewise.
5975 (gimple_call_return_type): Likewise.
5976 (gimple_call_set_chain): Likewise.
5977 (gimple_call_num_args): Likewise.
5978 (gimple_call_set_arg): Likewise.
5979 (gimple_cond_set_code): Likewise.
5980 (gimple_cond_set_lhs): Likewise.
5981 (gimple_cond_set_rhs): Likewise.
5982 (gimple_cond_set_true_label): Likewise.
5983 (gimple_cond_set_false_label): Likewise.
5984 (gimple_label_set_label): Likewise.
5985 (gimple_goto_set_dest): Likewise.
5986 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5987 (gimple_debug_bind_get_value): Likewise.
5988 (gimple_debug_bind_get_value_ptr): Likewise.
5989 (gimple_debug_bind_set_var): Likewise.
5990 (gimple_debug_bind_set_value): Likewise.
5991 (gimple_debug_bind_reset_value): Likewise.
5992 (gimple_debug_bind_has_value_p): Likewise.
5993 (gimple_return_retval_ptr): Remove gcc_assert.
5994 (gimple_return_retval): Likewise.
5995 (gimple_return_set_retval): Likewise.
5996 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5997 (safe_referenced_var_iterator): Remove.
5998 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5999 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6000 (fill_referenced_var_vec): Remove.
6001 (first_readonly_imm_use): Remove redundant gcc_assert.
6002 (phi_arg_index_from_use): Combine gcc_asserts.
6003 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6004 (first_imm_use_stmt): Remove redundant gcc_assert.
6005 * tree-cfg.c (verify_gimple_call): Verify function and chain
6006 operands. Verify arguments.
6007 (verify_types_in_gimple_stmt): Verify condition code and labels.
6009 2010-01-07 Richard Guenther <rguenther@suse.de>
6011 PR tree-optimization/42641
6012 * sese.c (rename_map_elt_info): Use the SSA name version, do
6015 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6017 PR tree-optimization/42625
6018 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6019 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6021 2010-01-07 Duncan Sands <baldrick@free.fr>
6023 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6025 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6028 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6029 note itself is not function_invariant_p.
6031 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6033 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6034 Do not add the DF_NOTE problem.
6035 * store-motion.c (execute_rtl_store_motion): Likewise.
6037 2010-01-07 Martin Jambor <mjambor@suse.cz>
6039 PR tree-optimization/42157
6040 * tree-sra.c (compare_access_positions): Stabilize sort if both
6041 accesses have integer types, return zero immediately if they are the
6044 2010-01-06 Richard Henderson <rth@redhat.com>
6047 * haifa-sched.c (add_to_note_list): Merge into ...
6048 (concat_note_lists): ... here, and ...
6049 (unlink_other_notes, rm_other_notes): Merge into...
6050 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6051 NOTE_INSN_EPILOGUE_BEG.
6053 2010-01-06 Richard Guenther <rguenther@suse.de>
6055 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6056 not inline regular functions into always-inline functions.
6058 2010-01-06 Nick Clifton <nickc@redhat.com>
6060 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6061 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6063 (OVERRIDE_OPTIONS): Delete.
6064 (OPTIMIZATION_OPTIONS): Define.
6065 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6066 * config/rx/rx.c (rx_handle_option): Issue an error message if
6067 -mcpu=rx200 and -fpu are used together.
6068 (rx_set_optimization_options): New function. Issue an error
6069 message if an optimization attribute attempts to reset the FPU/
6070 math optimization pairing.
6071 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6072 * config/rx/rx.opt: Set the default to 32-bit doubles.
6073 * config/rx/t-rx: Add multilibs for -nofpu option.
6074 * doc/invoke.texi: Update documentation of RX options.
6076 2010-01-06 Richard Guenther <rguenther@suse.de>
6078 * tree-ssa-pre.c (name_to_id): New global.
6079 (alloc_expression_id): Simplify SSA name handling.
6080 (lookup_expression_id): Likewise.
6081 (init_pre): Zero name_to_id.
6082 (fini_pre): Free it.
6084 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6086 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6088 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6091 * config/i386/sse.md (smaxv2di3): New.
6092 (umaxv2di3): Likewise.
6093 (sminv2di3): Likewise.
6094 (uminv2di3): Likewise.
6096 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6099 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6100 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6101 (legitimize_tls_address): Likewise.
6102 (sparc_tls_referenced_p): Likewise.
6103 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6104 and adjust calls to legitimize_pic_address.
6105 (legitimate_constant_p) Use sparc_tls_referenced_p.
6106 (legitimate_pic_operand_p): Likewise.
6107 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6108 (sparc_tls_symbol_ref_1): Delete.
6109 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6110 (legitimize_tls_address): Make static, handle CONST patterns.
6111 (legitimize_pic_address): Make static, remove unused parameter and
6112 adjust recursive calls.
6113 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6114 and adjust call to legitimize_pic_address.
6115 (sparc_output_mi_thunk): Likewise.
6117 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6118 H.J. Lu <hongjiu.lu@intel.com>
6121 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6122 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6123 operands to make them signed.
6126 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6129 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6130 GTU to GT for V4SI and V2DI.
6132 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6133 (umin<mode>3): Removed.
6135 (uminv4si3): Likewise.
6137 2010-01-05 Martin Jambor <mjambor@suse.cz>
6139 PR tree-optimization/42462
6140 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6141 current_function_decl to helper functions and macros.
6143 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6146 * flags.h: Don't include real.h.
6147 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6148 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6149 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6150 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6151 * dominance.c: Update copyright.
6152 * gimple.c (walk_gimple_op): Remove inline.
6153 * tree-ssa-reassoc.c: Include real.h.
6154 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6155 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6157 2010-01-05 Nick Clifton <nickc@redhat.com>
6159 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6160 register to push into the stack frame when the accumulator has to
6161 be saved during interrupts.
6163 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6165 * doc/invoke.texi: Remove the documentation about option
6167 * common.opt (Wunreachable-code): Preserved for backward
6169 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6170 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6171 the backward compatibility flag section.
6173 2010-01-05 Richard Guenther <rguenther@suse.de>
6175 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6177 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6180 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6182 PR tree-optimization/42508
6183 * tree-sra.c (convert_callers): Check for recursive call
6184 by comparing cgraph nodes instead of decls.
6185 (modify_function): Call ipa_modify_formal_parameters also
6186 on all same_body aliases.
6188 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6189 cgraph nodes when checking for same_body aliases.
6191 2010-01-05 Richard Guenther <rguenther@suse.de>
6193 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6194 allocation and lookup.
6195 (get_or_alloc_expr_for_constant): Likewise.
6196 (phi_translate): Sink allocation.
6198 2010-01-04 Richard Guenther <rguenther@suse.de>
6200 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6201 a new entry only if needed.
6202 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6203 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6205 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6207 (phi_translate): Handle CONSTANTs early.
6209 2010-01-04 Martin Jambor <mjambor@suse.cz>
6211 PR tree-optimization/42398
6212 * tree-sra.c (struct access): Removed flag grp_different_types.
6213 (dump_access): Do not dump the removed flag.
6214 (sort_and_splice_var_accesses): Do not set the removed flag.
6215 (sra_modify_expr): Check for type compatibility directly.
6217 2010-01-04 Martin Jambor <mjambor@suse.cz>
6219 PR tree-optimization/42366
6220 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6221 edges with variable number of parameters.
6222 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6223 flag instead of asserting it.
6224 (ipa_read_node_info): Read uses_analysis_done flag.
6226 2010-01-04 Richard Guenther <rguenther@suse.de>
6228 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6229 iterative_hash_* as intended.
6230 (vn_reference_compute_hash): Likewise. Simplify hashing
6232 (vn_reference_lookup_2): Likewise.
6233 (vn_nary_op_compute_hash): Likewise.
6234 (vn_phi_compute_hash): Likewise.
6235 (expressions_equal_p): Remove strange code.
6236 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6237 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6238 (bitmap_insert_into_set_1): Take value-id as parameter.
6239 (add_to_value): Pass it.
6240 (bitmap_insert_into_set): Likewise.
6241 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6243 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6246 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6247 (do_self_spec): For switches with SWITCH_IGNORE set set also
6248 SWITCH_IGNORE_PERMANENTLY.
6249 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6252 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6254 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6255 tree of an unreferenced global var.
6257 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6260 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6261 GTU to GT for V4SI and V2DI.
6263 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6264 (umin<mode>3): Removed.
6266 (uminv4si3): Likewise.
6268 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6271 * collect2.c (main): Turn on trace in collect2 if -v is passed
6274 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6276 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6277 description of expression operand.
6279 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6281 * configure.ac: Add install-html to target_list for Make-hooks.
6282 * configure: Regenerate.
6283 * fortran/Make-lang.in (F95_HTMLFILES): New.
6284 (fortran.html): Use it.
6285 (fortran.install-html): New.
6286 * Makefile.in (install-html): Add lang.install-html.
6287 * java/Make-lang.in (JAVA_HTMLFILES): New.
6288 (java.html): Use it.
6289 (java.install-html): New.
6290 * objc/Make-lang.in (objc.install-html): New.
6291 * objcp/Make-lang.in (obj-c++.install-html): New.
6292 * cp/Make-lang.in (c++.install-html): New.
6293 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6294 * lto/Make-lang.in (lto.install-html): New.
6296 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6299 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6301 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6303 PR rtl-optimization/41862
6304 * store-motion.c (store_killed_in_insn, compute_store_table,
6305 remove_reachable_equiv_notes, replace_store_insn,
6306 build_store_vectors): Ignore all DEBUG_INSNs.
6308 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6311 * common.opt: Add dumpdir.
6313 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6315 (option_map): Add --dumpdir.
6317 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6319 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6321 * opts.c (decode_options): Try dump_dir_name first if
6322 dump_base_name isn't an absolute path.
6323 (common_handle_option): Handle OPT_dumpdir.
6325 * toplev.c (dump_dir_name): New.
6326 (print_switch_values): Also ignore -dumpdir.
6328 * toplev.h (dump_dir_name): New.
6330 2010-01-03 Richard Guenther <rguenther@suse.de>
6332 PR tree-optimization/42589
6333 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6334 double-word expansion of bswap32.
6336 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6338 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6339 with BLOCK_FOR_INSN.
6340 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6341 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6342 noce_process_if_block): Likewise.
6343 * gcse.c (compute_local_properties, insert_expr_in_table,
6344 insert_set_in_table, canon_list_insert, find_avail_set,
6345 pre_insert_copy_insn): Likewise.
6347 * basic-block.h (BLOCK_NUM): Move from here...
6348 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6350 2010-01-03 Richard Guenther <rguenther@suse.de>
6352 PR tree-optimization/42438
6353 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6354 contains_may_not_return_call flag.
6355 (BB_MAY_NOTRETURN): New.
6356 (valid_in_sets): Trapping nary operations are not valid
6357 in blocks that may not return.
6358 (insert_into_preds_of_block): Remove check for trapping expressions.
6359 (compute_avail): Compute also BB_MAY_NOTRETURN.
6361 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6363 * doc/invoke.texi: Add 2010 to copyright years.
6365 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6367 * config/sparc/sparc.c: Fix formatting nits.
6369 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6370 Alexander Monakov <amonakov@ispras.ru>
6372 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6374 2010-01-02 Richard Guenther <rguenther@suse.de>
6377 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6378 (simplify_switch_using_ranges): Mark to be removed edges
6381 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6383 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6385 * collect2.c (scan_libraries): Add missing argument in call to
6388 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6391 * config/alpha/predicates.md (aligned_memory_operand): Return false
6393 (unaligned_memory_operand): Return true for CQImode.
6394 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6395 doesn not cross aligned SImode word boundary.
6397 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6399 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6401 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6402 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6404 2010-01-02 Richard Guenther <rguenther@suse.de>
6407 * toplev.c (compile_file): Emit LTO marker properly. Change
6409 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6411 2010-01-01 Richard Guenther <rguenther@suse.de>
6414 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6416 2010-01-01 Richard Guenther <rguenther@suse.de>
6419 * c-decl.c (grokdeclarator): For zero-size arrays force
6420 structural equality checks as layout_type does.
6422 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6424 * builtins.c: Update copyright to 2010.
6426 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6429 * lto-streamer-out.c (produce_asm): Revert the last change.
6430 (copy_function): Likewise.
6432 * lto-streamer.c (lto_get_section_name): Skip any leading
6435 2010-01-01 Richard Guenther <rguenther@suse.de>
6438 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6442 Copyright (C) 2010 Free Software Foundation, Inc.
6444 Copying and distribution of this file, with or without modification,
6445 are permitted in any medium without royalty provided the copyright
6446 notice and this notice are preserved.