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/h8300.md (inverted load with HImode dest): Add
13 * config/h8300/predicate.md (bit_operand): Allow immediate values that
14 satisfy 'U' constraint.
16 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
20 * configure: Regenerate.
21 * config.in: Regenerate.
22 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
25 2010-04-16 Richard Guenther <rguenther@suse.de>
27 * tree.h (struct tree_decl_minimal): Move pt_uid ...
28 (struct tree_decl_common): ... here.
29 (DECL_PT_UID): Adjust.
30 (SET_DECL_PT_UID): Likewise.
31 (DECL_PT_UID_SET_P): Likewise.
33 2010-04-16 Richard Guenther <rguenther@suse.de>
35 PR tree-optimization/43572
36 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
37 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
38 * tree-flow.h (is_call_clobbered): Remove.
39 * tree-flow-inline.h (is_call_clobbered): Likewise.
40 * tree-dfa.c (dump_variable): Do not dump call clobber state.
41 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
42 (execute_return_slot_opt): Adjust.
43 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
44 check for call clobbered vars here.
45 (find_tail_calls): Move tailcall verification to the
48 2010-04-16 Diego Novillo <dnovillo@google.com>
50 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
53 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
56 * config/arm/arm.md (cbranchqi4): New pattern.
57 * config/arm/predicates.md (const0_operand,
58 cbranchqi4_comparison_operator): New predicates.
60 2010-04-16 Richard Guenther <rguenther@suse.de>
62 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
63 (dump_gimple_stmt): Likewise.
65 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
67 * recog.h (struct recog_data): New field is_operator.
68 (struct insn_operand_data): New field is_operator.
69 * recog.c (extract_insn): Set recog_data.is_operator.
70 * genoutput.c (output_operand_data): Emit code to set the
72 * reload.c (find_reloads): Use it rather than testing for an
73 empty constraint string.
76 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
77 If the previous insn is a cbranchsi4_insn with the same arguments,
78 omit the compare instruction.
80 * config/arm/arm.md (addsi3_cbranch): If destination is a high
81 register, inputs must be low registers and we need a low register
82 scratch. Handle alternative 2 like alternative 3.
84 2010-04-16 Jakub Jelinek <jakub@redhat.com>
86 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
87 don't call get_addr on both. If one expression is a VALUE and
88 the other a REG, check VALUE's locs if the REG isn't among them.
90 2010-04-16 Christian Bruel <christian.bruel@st.com>
92 * config/sh/sh.h (sh_frame_pointer_required): New function.
93 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
94 (flag_omit_frame_pointer) Set.
95 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
96 (rounded_frame_size): Adjust size with outgoing_args_size.
97 (sh_set_return_address): Must return from stack pointer.
98 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
99 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
100 (ACCUMULATE_OUTGOING_ARGS): Define.
101 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
102 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
104 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
107 * config/sh/sh.c (sh_legitimize_reload_address): Use
108 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
109 Remove a unneeded check for offset_base.
111 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
113 * configure: Regenerated.
115 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
117 * config/s390/s390.c (s390_call_save_register_used): Switch back
120 2010-04-15 Richard Guenther <rguenther@suse.de>
122 * alias.c (alias_set_subset_of): Handle alias-set zero
125 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
126 Julian Brown <julian@codesourcery.com>
128 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
129 alternatives according to use of high and low regs.
130 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
131 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
132 optimizing for size on Thumb-2.
134 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
136 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
138 2010-04-15 Richard Guenther <rguenther@suse.de>
140 * tree-ssa-structalias.c (struct variable_info): Add
142 (new_var_info): Initialize it.
143 (dump_constraints): Support printing last added constraints.
144 (debug_constraints): Adjust.
145 (dump_constraint_graph): Likewise.
146 (make_heapvar_for): Check for NULL cfun.
147 (get_function_part_constraint): New function.
148 (get_fi_for_callee): Likewise.
149 (find_func_aliases): Properly implement IPA PTA constraints.
150 (process_ipa_clobber): New function.
151 (find_func_clobbers): Likewise.
152 (insert_into_field_list_sorted): Remove.
153 (create_function_info_for): Properly allocate vars for IPA mode.
154 Do not use insert_into_field_list_sorted.
155 (create_variable_info_for): Properly generate constraints for
156 global vars in IPA mode.
157 (dump_solution_for_var): Always dump the solution.
158 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
159 (find_what_var_points_to): Adjust.
160 (pt_solution_set): Change.
161 (pt_solution_ior_into): New function.
162 (pt_solution_empty_p): Export.
163 (pt_solution_includes_global): Adjust.
164 (pt_solution_includes_1): Likewise.
165 (pt_solutions_intersect_1): Likewise.
166 (dump_sa_points_to_info): Check some invariants.
167 (solve_constraints): Move constraint dumping ...
168 (compute_points_to_sets): ... here.
169 (ipa_pta_execute): ... and here.
170 (compute_may_aliases): Do not re-compute points-to info
171 locally if IPA info is available.
172 (ipa_escaped_pt): New global var.
173 (ipa_pta_execute): Properly implement IPA PTA.
174 * tree-into-ssa.c (dump_decl_set): Support dumping
175 decls not in referenced-vars.
176 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
177 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
178 (dump_points_to_solution): Likewise.
179 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
180 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
181 (remap_gimple_stmt): Reset call clobber/use information if
183 (copy_decl_to_var): Copy DECL_PT_UID.
184 (copy_result_decl_to_var): Likewise.
185 * tree.c (make_node_stat): Initialize DECL_PT_UID.
186 (copy_node_stat): Copy it.
187 * tree.h (DECL_PT_UID): New macro.
188 (SET_DECL_PT_UID): Likewise.
189 (DECL_PT_UID_SET_P): Likewise.
190 (struct tree_decl_minimal): Add pt_uid member.
191 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
192 (pt_solution_empty_p): Declare.
193 (pt_solution_set): Adjust.
194 (ipa_escaped_pt): Declare.
195 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
196 * gimple-pretty-print.c (pp_points_to_solution): New function.
197 (dump_gimple_call): Dump call clobber/use information.
198 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
199 * tree-pass.h (TDF_ALIAS): New dump option.
200 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
201 * doc/invoke.texi (-fipa-pta): Update documentation.
203 2010-04-15 Richard Guenther <rguenther@suse.de>
205 * Makefile.in (OBJS-common): Add gimple-fold.o.
206 (gimple-fold.o): New rule.
207 * tree.h (maybe_fold_offset_to_reference,
208 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
210 * gimple.h: ... here.
211 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
212 may_propagate_address_into_dereference): Move prototypes ...
213 * gimple.h: ... here.
214 * tree-ssa-ccp.c (get_symbol_constant_value,
215 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
216 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
217 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
218 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
219 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
220 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
221 gimplify_and_update_call_from_tree): Move ...
222 * gimple-fold.c: ... here. New file.
223 (ccp_fold_builtin): Rename to ...
224 (gimple_fold_builtin): ... this.
225 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
227 2010-04-15 Richard Guenther <rguenther@suse.de>
229 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
230 fit_double_type, force_fit_type_double, add_double_with_sign,
231 neg_double, mul_double_with_sign, lshift_double, rshift_double,
232 lrotate_double, rrotate_double, div_and_round_double): Move ...
233 * double-int.c: ... here.
234 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
235 add_double, neg_double, mul_double_with_sign, mul_double,
236 lshift_double, rshift_double, lrotate_double, rrotate_double,
237 div_and_round_double): Move prototypes ...
238 * double-int.h: ... here.
240 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
243 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
244 matching constraints to ensure inputs match the output.
246 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
249 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
250 in an input-only operand.
252 2010-04-15 Anatoly Sokolov <aesok@post.ru>
254 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
255 (double_int_not, double_int_lshift, double_int_rshift): Declare.
256 (double_int_negative_p): Convert to static inline function.
257 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
258 (double_int_negative_p): Remove.
259 * tree.h (lshift_double, rshift_double):
260 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
261 * fold-const.c (fold_convert_const_int_from_real,
262 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
263 (lshift_double): Change type of arith argument to bool.
264 (rshift_double): Change type of arith argument to bool. Correct
266 * expmed.c (mask_rtx, lshift_value): (Ditto.).
268 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
271 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
272 at the start and end of the then/else blocks, and omit them from the
274 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
275 argument; all callers changed. Pass zero to old_insns_match_p instead.
276 (flow_find_head_matching_sequence): New function.
277 (old_insns_match_p): Check REG_EH_REGION notes for calls.
278 * basic-block.h (flow_find_cross_jump,
279 flow_find_head_matching_sequence): Declare functions.
281 2010-04-14 Jason Merrill <jason@redhat.com>
284 * c-common.c (attribute_takes_identifier_p): New fn.
285 * c-common.h: Declare it.
287 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
289 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
291 (*udivmod<mode>4): Ditto.
293 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
295 * config/i386/i386.md (maxmin_int): Rename code attribute from
296 maxminiprefix and update all users.
297 (maxmin_float): Ditto from maxminfprefix.
298 (logic): Ditto from logicprefix.
299 (absneg_mnemonic): Ditto from absnegprefix.
300 * config/i386/mmx.md: Update all users of maxminiprefix,
301 maxminfprefix and loficprefix for rename.
302 * config/i386/sse.md: Ditto.
303 * config/i386/sync.md (sync_<code><mode>): Update for
306 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
309 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
310 warnings converted to errors.
312 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
314 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
315 used insn_type variable.
316 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
317 to avoid set-but-not-used warning.
319 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
321 * df-core.c (df_ref_debug): Change format string placeholder
323 * dwarf2asm.c (dw2_asm_output_data_raw,
324 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
325 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
326 * dwarf2out.c (output_cfi, output_cfi_directive,
327 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
328 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
330 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
331 * print-rtl.c (print_rtx): Ditto.
333 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
336 * builtins.c (expand_builtin_pow_root): New function to expand pow
337 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
338 series of sqrt and cbrt calls under -ffast-math.
339 (expand_builtin_pow): Call it.
341 2010-04-14 Michael Matz <matz@suse.de>
343 PR tree-optimization/42963
344 * tree-cfg.c (touched_switch_bbs): New static variable.
345 (group_case_labels_stmt): New function broken out from ...
346 (group_case_labels): ... here, use the above.
347 (start_recording_case_labels): Allocate touched_switch_bbs.
348 (end_recording_case_labels): Deallocate it, call
349 group_case_labels_stmt.
350 (gimple_redirect_edge_and_branch): Remember index of affected BB.
352 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
354 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
357 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
359 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
361 2010-04-13 Jan Hubicka <jh@suse.cz>
363 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
364 of optimized out static functions.
365 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
366 cost computation. Also sanity check for overflows.
367 (update_caller_keys): Update cgraph_edge_badness call; properly
368 update fibheap and sanity check that it is up to date.
369 (add_new_edges_to_heap): Update cgraph_edge_badness.
370 (cgraph_decide_inlining_of_small_function): Likewise;
371 add sanity checking that badness in heap is up to date;
372 improve dumping of reason; Update badness of calls to the
373 offline copy of function currently inlined; dump badness
374 of functions not inlined because of unit growth limits.
376 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
379 * c-common.c (pointer_int_sum): Disregard overflow that occured only
380 because of sign-extension change when converting to sizetype here...
381 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
383 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
384 the folding to constants. Remove redundant final conversion.
385 (fold_binary) <associate>: Do not associate if the re-association of
386 constants alone overflows.
387 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
388 to the end of the list.
389 (multiple_of_p) <COND_EXPR>: New case.
391 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
393 * opt-functions.awk (opt_sanitized_name): New.
395 * optc-gen.awk: Use it
396 * opth-gen.awk: Use it.
398 2010-04-13 Martin Jambor <mjambor@suse.cz>
400 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
401 (sra_modify_assign): Delete stmts loading dead data even if racc has no
402 children. Call replace_uses_with_default_def_ssa_name to handle
405 2010-04-13 Michael Matz <matz@suse.de>
408 * builtins.c (expand_builtin_interclass_mathfn): Also create
409 a register if the predicate doesn't match.
411 2010-04-13 Diego Novillo <dnovillo@google.com>
413 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
414 * c-pch.c: Include timevar.h.
415 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
416 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
417 * ggc-common.c: Include timevar.h.
418 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
419 * timevar.def (TV_PCH_SAVE): Define.
420 (TV_PCH_CPP_SAVE): Define.
421 (TV_PCH_PTR_REALLOC): Define.
422 (TV_PCH_PTR_SORT): Define.
423 (TV_PCH_RESTORE): Define.
424 (TV_PCH_CPP_RESTORE): Define.
426 2010-04-13 Michael Matz <matz@suse.de>
428 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
430 (can_reassociate_p): New function.
431 (break_up_subtract_bb, reassociate_bb): Use it.
433 2010-04-13 Richard Guenther <rguenther@suse.de>
436 * builtins.c (c_readstr): Fix assert.
438 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
440 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
441 when generating cltd insn.
443 (*ashl<mode>3_1): Remove special handling for register operand 2.
444 (*ashlsi3_1_zext): Ditto.
446 (*ashlhi3_1_lea): Ditto.
448 (*ashlqi3_1_lea): Ditto.
449 (*<shiftrt_insn><mode>3_1): Ditto.
450 (*<shiftrt_insn>si3_1_zext): Ditto.
451 (*<shiftrt_insn>qi3_1_slp): Ditto.
452 (*<rotate_insn><mode>3_1): Ditto.
453 (*<rotate_insn>si3_1_zext): Ditto.
454 (*<rotate_insn>qi3_1_slp): Ditto.
456 2010-04-13 Richard Guenther <rguenther@suse.de>
458 * tree-ssa-structalias.c (callused_id): Remove.
459 (call_stmt_vars): New.
460 (get_call_vi): Likewise.
461 (lookup_call_use_vi): Likewise.
462 (lookup_call_clobber_vi): Likewise.
463 (get_call_use_vi): Likewise.
464 (get_call_clobber_vi): Likewise.
465 (make_transitive_closure_constraints): Likewise.
466 (handle_const_call): Adjust to do per-call call-used handling.
467 (handle_pure_call): Likewise.
468 (find_what_var_points_to): Remove general callused handling.
469 (init_base_vars): Likewise.
470 (init_alias_vars): Initialize call_stmt_vars.
471 (compute_points_to_sets): Process call-used and call-clobbered
472 vars for call statements.
473 (delete_points_to_sets): Free call_stmt_vars.
475 2010-04-13 Richard Guenther <rguenther@suse.de>
477 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
478 Only add RW dependence for dependence distance zero.
479 Adjust maximal vectorization factor according to dependences.
480 Move alignment handling ...
481 (vect_find_same_alignment_drs): ... here. New function.
482 (vect_analyze_data_ref_dependences): Adjust.
483 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
484 (vect_analyze_data_refs): Adjust minimal vectorization factor
485 according to data references.
486 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
487 dependences before determining the vectorization factor.
488 Analyze alignment after determining the vectorization factor.
489 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
490 dependences before alignment.
491 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
493 (vect_analyze_data_refs): Likewise.
494 (MAX_VECTORIZATION_FACTOR): New define.
496 2010-04-13 Duncan Sands <baldrick@free.fr>
498 * except.h (lang_eh_type_covers): Remove.
499 * except.c (lang_eh_type_covers): Likewise.
501 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
502 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
504 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
505 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
506 UNITS_PER_LONG where it is ABI relevant.
507 (s390_return_addr_rtx): Likewise.
508 (s390_back_chain_rtx): Likewise.
509 (s390_frame_area): Likewise.
510 (s390_frame_info): Likewise.
511 (s390_initial_elimination_offset): Likewise.
512 (save_gprs): Likewise.
513 (s390_emit_prologue): Likewise.
514 (s390_emit_epilogue): Likewise.
515 (s390_function_arg_advance): Likewise.
516 (s390_function_arg): Likewise.
517 (s390_va_start): Likewise.
518 (s390_gimplify_va_arg): Likewise.
519 (s390_function_profiler): Likewise.
520 (s390_optimize_prologue): Likewise.
521 (s390_rtx_costs): Likewise.
522 (s390_secondary_reload): Likewise.
523 (s390_promote_function_mode): Likewise.
524 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
525 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
527 (s390_unwind_word_mode): New function.
528 (s390_function_value): Split 64 bit values into register pair if
529 used as return value.
530 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
531 function call parameters. Handle parallels.
532 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
533 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
534 (DWARF_CIE_DATA_ALIGNMENT): New macro.
535 (s390_expand_setmem): Remove unused variable src_addr.
536 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
537 deal with 64 bit registers.
538 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
539 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
540 (UNITS_PER_LONG): New macro.
541 * libjava/include/s390-signal.h: Define extended ucontext
542 structure containing the upper halfs of the 64 bit registers.
544 2010-04-13 Simon Baldwin <simonb@google.com>
546 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
548 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
550 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
551 rvalue on the RHS if the LHS is of a non-renamable type.
552 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
554 2010-04-13 Matthias Klose <doko@ubuntu.com>
556 * gcc.c (cc1_options): Handle -iplugindir before processing
557 the cc1 spec. Only add -iplugindir once.
558 (cpp_unique_options): Add -iplugindir option if -fplugin* options
560 * common.opt (iplugindir): Remove `Separate' property, initialize.
561 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
563 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
564 (distclean): Remove plugin dir.
565 * doc/invoke.texi: Document -iplugindir.
567 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
569 * doc/plugins.texi (Loading Plugins): Document short
571 (Plugin API): Mention default_plugin_dir_name function.
573 * gcc.c (find_file_spec_function): Add new declaration.
574 (static_spec_func): Use it for "find-file".
575 (find_file_spec_function): Add new function.
576 (cc1_options): Add -iplugindir option if -fplugin* options found.
578 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
580 * plugin.c (add_new_plugin): Updated comment, and handle short
582 (default_plugin_dir_name): Added new function.
584 * common.opt (iplugindir): New option to set the plugin directory.
586 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
588 * config/i386/i386.md (any_rotate): New code iterator.
589 (rotate_insn): New code attribute.
591 (SWIM124): New mode iterator.
592 (<rotate_insn>ti3): New expander.
593 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
594 any_rotate code iterator.
595 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
596 using any_rotate code iterator and SWIM124 mode iterator.
597 (ix86_rotlti3): New insn_and_split pattern.
598 (ix86_rotrti3): Ditto.
599 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
600 ix86_rotl{di,ti}3 patterns.
601 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
602 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
603 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
604 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
605 code iterator and SWI mode iterator.
606 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
607 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
609 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
610 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
611 (bswap rotatert splitter): Add splitter.
612 (bswap splitter): Macroize splitter using any_rotate code iterator.
613 Add insn predicate to split only for TARGET_USE_XCHGB or when
614 optimizing function for size.
616 2010-04-12 Steve Ellcey <sje@cup.hp.com>
618 * config/pa/pa.c (emit_move_sequence): Remove use of
619 deleted variable flag_argument_noalias.
621 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
623 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
625 Add to unsupported targets list.
626 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
627 sparc*-sun-solaris2.[567]* from target lists.
628 * configure: Regenerate.
629 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
631 Remove Solaris 7 patch references.
632 (Specific, sparc-sun-solaris2.7): Removed.
633 (sparc-sun-solaris2*): Update Solaris 7 example.
634 (sparc64-*-solaris2*): Likewise.
636 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
638 * config.build (alpha*-dec-osf4*): Remove.
639 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
640 of obsolete configurations.
641 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
643 * config/alpha/t-osf4: Renamed to ...
644 * config/alpha/t-osf5: ... this.
645 * config/alpha/osf.h: Renamed to ...
646 * config/alpha/osf5.h: ... this.
647 Merged old osf5.h contents.
649 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
650 (EXTRA_SPECS): Removed.
651 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
652 reflect removal of Tru64 UNIX V4.0/V5.0 support.
655 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
657 * doc/contrib.texi (Contributors, Rainer Orth): Update.
659 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
662 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
663 __thiscall convention.
665 2010-04-12 Steve Ellcey <sje@cup.hp.com>
667 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
669 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
671 2010-04-12 Steve Ellcey <sje@cup.hp.com>
673 * function.c (assign_parms_initialize_all): Add unused attribute
676 2010-04-12 Richard Guenther <rguenther@suse.de>
678 * gsstruct.def (GSS_CALL): New.
679 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
680 * gimple.h: Include tree-ssa-alias.h.
681 (struct gimple_statement_call): New.
682 (union gimple_statement_struct_d): Add gimple_call member.
683 (gimple_call_reset_alias_info): Declare.
684 (gimple_call_use_set): New function.
685 (gimple_call_clobber_set): Likewise.
686 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
687 * gimple.c (gimple_call_reset_alias_info): New function.
688 (gimple_build_call_1): Call it.
689 * lto-streamer-in.c (input_gimple_stmt): Likewise.
690 * tree-inline.c (remap_gimple_stmt): Likewise.
691 (expand_call_inline): Remove callused handling.
692 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
693 * tree-dfa.c (dump_variable): Likewise.
694 * tree-parloops.c (parallelize_loops): Likewise.
695 * tree-ssa.c (init_tree_ssa): Likewise.
696 (delete_tree_ssa): Likewise.
697 * tree-flow-inline.h (is_call_used): Remove.
698 * tree-flow.h (struct gimple_df): Remove callused member.
699 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
700 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
701 (ref_maybe_used_by_call_p_1): Simplify.
702 (call_may_clobber_ref_p_1): Likewise.
703 * tree-ssa-structalias.c (compute_points_to_sets): Set
704 the call stmt used and clobbered sets.
705 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
706 (find_tail_calls): Verify the tail call.
708 2010-04-12 Richard Guenther <rguenther@suse.de>
710 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
711 single-iteration always-inline inlining.
712 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
713 (cgraph_decide_inlining): Do not handle always-inline specially.
714 (try_inline): Remove always-inline cycle detection special case.
715 Do not recurse on always-inlines.
716 (cgraph_early_inlining): Do not iterate if not optimizing.
717 (cgraph_gate_early_inlining): remove.
718 (pass_early_inline): Run unconditionally.
719 (gate_cgraph_decide_inlining): New function.
720 (pass_ipa_inline): Use it. Do not run the IPA inliner if
721 not inlining or optimizing.
722 (cgraph_decide_inlining_of_small_functions): Also consider
723 always-inline functions.
724 (cgraph_default_inline_p): Return true for nodes which should
725 disregard inline limits.
726 (estimate_function_body_sizes): Assume zero size and time for
727 nodes which are marked as disregarding inline limits.
728 (cgraph_decide_recursive_inlining): Do not perform recursive
729 inlining on always-inline nodes.
731 2010-04-12 Jakub Jelinek <jakub@redhat.com>
734 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
735 for exprs satisfying handled_component_p.
737 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
739 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
740 non-constant aggregate elements.
742 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
743 is a real initialization.
745 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
748 * c-decl.c (start_function): Move forward check for nested function.
750 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
752 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
753 * config/sh/sh.c: Include reload.h.
754 (sh_legitimize_reload_address): New.
755 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
756 sh_legitimize_reload_address.
758 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
760 * config/sh/sh.md (*movqi_pop): New insn pattern.
761 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
763 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
765 * config/i386/i386.md (any_shiftrt): New code iterator.
766 (shiftrt_insn): New code attribute.
768 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
769 using any_shiftrt code iterator.
770 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
771 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
772 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
773 pattern from corresponding peephole2 patterns.
774 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
775 using any_shiftrt code iterator.
776 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
777 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
778 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
779 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
780 *{ashr,lshr}<mode>3_cmp_zext.
781 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
783 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
785 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
787 (*lshr<mode>3_cconly): Ditto.
789 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
791 * config/i386/i386.md (lshr<mode>3): Macroize expander from
792 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
793 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
794 pattern from *lshr{di,ti}3_1 and corresponding splitters using
796 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
797 from corresponding peephole2 patterns.
798 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
799 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
800 and *lshrdi3_1_rex64 using SWI mode iterator.
801 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
802 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
803 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
804 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
805 and *lshrdi3_cmp_rex64 using SWI mode iterator.
806 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
807 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
808 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
809 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
812 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
814 * config/i386/i386.md (ashr<mode>3): Macroize expander from
815 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
816 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
817 pattern from *ashr{di,ti}3_1 and corresponding splitters using
819 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
820 from corresponding peephole2 patterns.
821 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
822 (ashrsi3_cvt): Rename from ashrsi3_31.
823 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
824 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
825 and x86_64_shift_adj_3 using SWI48 mode iterator.
826 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
827 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
828 and *ashrdi3_1_rex64 using SWI mode iterator.
829 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
830 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
831 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
832 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
833 and *ashrdi3_cmp_rex64 using SWI mode iterator.
834 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
835 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
836 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
837 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
839 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
840 * config/i386/i386.c (ix86_split_ashr): Update for renamed
841 x86_shift<mode>_adj_3 expanders.
843 2010-04-10 Wei Guozhi <carrot@google.com>
846 * config/arm/arm.c (arm_pic_static_addr): New function.
847 (legitimize_pic_address): Call arm_pic_static_addr when it detects
849 (arm_output_addr_const_extra): Output expression for new pattern.
850 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
852 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
854 * ira-costs.c (record_reg_classes): Ignore alternatives that are
857 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
858 * web.c: Include "insn-config.h" and "recog.h".
859 (union_match_dups): New function.
861 (union_defs): Don't try to recognize match_dups.
863 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
864 if doing so would replace the entire pattern.
866 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
870 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
871 and splitter pattern. Change splitter operand 1 predicate to
874 2010-04-09 Martin Jambor <mjambor@suse.cz>
876 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
877 lattices are addresses of CONST_DECLs with the same initial value.
878 (ipcp_print_all_lattices): Print values of CONST_DECLs.
879 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
881 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
882 Bernd Schmidt <bernds@codesourcery.com>
884 * loop-invariant.c (replace_uses): New static function.
885 (move_invariant_reg): Use it to ensure we can replace the uses.
887 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
889 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
891 (picochip_override_options): Enable section anchors only above -O1.
892 (picochip_reorg): Fixed a couple of build warnings.
894 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
896 * configure.ac (plugin -rdynamic test): Log result.
897 * configure: Regenerate.
898 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
899 (RDYNAMIC_SPEC): Define.
900 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
902 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
904 * configure.ac: Determine Sun ld version numbers.
905 (comdat_group): Restrict GNU ld version checks to gld.
906 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
907 (enable_comdat): Support --enable-comdat.
908 * configure: Regenerate.
909 * doc/install.texi (Configuration): Document --enable-comdat.
911 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
913 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
914 * config/sol2-gld.h: ... here.
915 * config.gcc (sparc*-*-solaris2*): Reflect this.
916 (i[34567]86-*-solaris2*): Use it.
918 2010-04-09 Steve Ellcey <sje@cup.hp.com>
920 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
922 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
924 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
927 * diagnostic.c (diagnostic_initialize): Initialize
928 some_warnings_are_errors.
929 (diagnostic_finish): New.
930 (diagnostic_action_after_output): Call it before exiting.
931 (diagnostic_report_diagnostic): Do not print message here. Set
932 some_warnings_are_errors.
933 * diagnostic.h (diagnostic_context): Delete
934 issue_warnings_are_errors_message. Add some_warnings_are_errors.
935 (diagnostic_finish): Declare.
936 * toplev.c (toplev_main): Call it before exit.
938 2010-04-09 Jason Merrill <jason@redhat.com>
941 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
945 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
946 based on a warning flag.
948 2010-04-09 Richard Guenther <rguenther@suse.de>
950 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
952 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
955 * varasm.c (default_assemble_visibility): Wrap vars that are
956 set, but unused, by targets without GAS.
957 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
958 Remove set, but unused, vars.
959 (rs6000_legitimize_tls_address): Likewise.
960 (altivec_expand_dst_builtin): Likewise.
961 * config/darwin.c (machopic_classify_symbol): Likewise.
962 (machopic_indirection_name): Likewise.
964 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
966 * config/i386/i386.md (DWI): New mode iterator.
967 (S): New mode attribute.
968 (shift_operand): Ditto.
969 (shift_immediate_operand): Ditto.
970 (ashl_input_operand): Ditto.
971 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
972 using SDWIM mode iterator.
973 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
974 pattern from *ashl{di,ti}3_1 and corresponding splitters using
976 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
977 from corresponding peephole2 patterns.
978 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
979 and x86_64_shift_adj_1 using SWI48 mode iterator.
980 (x86_shift<mode>_adj_2): Ditto.
981 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
982 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
983 using SWI48 mode iterator.
984 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
985 *ashldi3_cmp_rex64 using SWI mode iterator.
986 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
987 *ashldi3_cconly_rex64 using SWI mode iterator.
988 * config/i386/i386.c (ix86_split_ashl): Update for renamed
989 x86_shift<mode>_adj_{1,2}.
990 (ix86_split_ashr): Ditto.
991 (ix86_split_lshr): Ditto.
993 2010-04-09 Richard Guenther <rguenther@suse.de>
995 * target.h (builtin_conversion): Pass in input and output types.
996 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
997 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
998 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
999 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1001 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1003 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1005 2010-04-09 Richard Guenther <rguenther@suse.de>
1008 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1010 2010-04-09 Richard Guenther <rguenther@suse.de>
1012 * tree-vectorizer.h (struct _stmt_vec_info): Document
1013 that vectype is the type of the LHS.
1014 (supportable_widening_operation, supportable_narrowing_operation):
1015 Get both input and output vector types as arguments.
1016 (vect_is_simple_use_1): Declare.
1017 (get_same_sized_vectype): Likewise.
1018 * tree-vect-loop.c (vect_determine_vectorization_factor):
1019 Set STMT_VINFO_VECTYPE to the vector type of the def.
1020 (vectorizable_reduction): Adjust.
1021 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1022 Adjust. Specify the output vector type.
1023 (vect_pattern_recog_1): Adjust.
1024 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1025 (vectorizable_call): Adjust.
1026 (vectorizable_conversion): Likewise.
1027 (vectorizable_operation): Likewise.
1028 (vectorizable_type_demotion): Likewise.
1029 (vectorizable_type_promotion): Likewise.
1030 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1032 (vect_is_simple_use_1): New function.
1033 (supportable_widening_operation): Get both input and output
1035 (supportable_narrowing_operation): Likewise.
1036 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1038 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1040 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1041 __thiscall and _thiscall as predefined macros.
1042 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1043 thiscall attribute handling.
1044 (ix86_comp_type_attributes): Likewise.
1045 (ix86_function_regparm): Likewise.
1046 (ix86_return_pops_args): Likewise.
1047 (init_cumulative_args): Likewise.
1048 (find_drap_reg): Likewise.
1049 (ix86_static_chain): Likewise.
1050 (x86_this_parameter): Likewise.
1051 (x86_output_mi_thunk): Likewise.
1052 (ix86_attribute_table): Add description for thiscall attribute.
1053 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1054 * doc/extend.texi: Add documentation for thiscall.
1056 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1059 * c.opt (Wint-to-pointer-cast): Available in C++.
1060 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1062 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1064 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1065 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1066 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1067 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1068 function type instead. Reorder and simplify checks.
1070 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1072 2010-04-08 Jing Yu <jingyu@google.com>
1073 Zdenek Dvorak <ook@ucw.cz>
1075 PR tree-optimization/42720
1076 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1077 loop unswitch conditions here from ...
1078 (tree_unswitch_single_loop): ... here.
1080 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1082 * tree-if-conv.c: Fix comments and simplify logic.
1084 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1086 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1087 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1088 (main_tree_if_conversion): Update call to tree_if_conversion.
1090 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1093 * doc/invoke.texi (-b,-V): Delete.
1094 * doc/tm.texi: Do not mention -b.
1095 * gcc.c (display_help): Delete -b and -V.
1096 (process_command): Delete -b and -V.
1097 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1099 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1100 Wolfgang Gellerich <gellerich@de.ibm.com>
1102 Implement target hook for loop unrolling
1103 * target.h (loop_unroll_adjust): Add a new target hook function.
1104 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1105 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1106 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1107 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1108 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1110 (decide_unroll_stupid): Likewise.
1112 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1115 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1117 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1119 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1120 (Specific, *-*-solaris2*): Likewise.
1121 Don't prefer Sun as over GNU as.
1123 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1125 * config/s390/s390.c (override_options): Adjust the z10
1126 defaults for max-unroll-times, max-completely-peeled-insns
1127 and max-completely-peel-times.
1129 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1131 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1132 instructions for z10.
1133 (s390_expand_setmem): Likewise.
1134 (s390_expand_cmpmem): Likewise.
1136 2010-04-08 Richard Guenther <rguenther@suse.de>
1138 PR tree-optimization/43679
1139 * tree-ssa-pre.c (eliminate): Only propagate copies.
1141 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1144 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1145 set but not used variable warning.
1147 2010-04-08 Wei Guozhi <carrot@google.com>
1150 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1151 (arm_size_rtx_costs): Call the new function when optimized for size.
1153 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1156 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1157 op0 is not a MEM, just return NULL instead of assertion
1159 (discover_nonconstant_array_refs): Don't walk debug stmts.
1161 2010-04-08 Doug Kwan <dougkwan@google.com>
1163 * configure.ac: Recognize gold and do not use its version number
1164 to test ld features.
1165 * configure: Regenerate.
1167 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1170 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1171 (negate_value): Move code to push elements to broken_up_substracts ...
1172 (eliminate_plus_minus_pair): ... here. Push operands that have no
1173 negative pair to plus_negates.
1174 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1176 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1178 * doc/install.texi (Configuration): Move description of
1179 --enable-lto, --with-libelf*, --enable-gold from Java section to
1182 * doc/generic.texi (Working with declarations)
1183 (Function Properties, C and C++ Trees): Fix typos.
1184 * doc/sourcebuild.texi (Top Level): Likewise.
1186 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1189 * tree.h (DECL_READ_P): Define.
1190 (struct tree_decl_common): Add decl_read_flag.
1191 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1192 a set but not used warning.
1193 (merge_decls): Merge DECL_READ_P flag.
1194 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1195 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1196 * c-common.c (handle_used_attribute, handle_unused_attribute):
1198 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1200 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1202 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1203 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1204 c_parser_binary_expression, c_parser_cast_expression,
1205 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1206 Call default_function_array_read_conversion instead of
1207 default_function_array_conversion where needed.
1208 (c_parser_unary_expression, c_parser_conditional_expression,
1209 c_parser_postfix_expression_after_primary, c_parser_initelt):
1210 Likewise. Call mark_exp_read where needed.
1211 (c_parser_statement_after_labels, c_parser_asm_operands,
1212 c_parser_typeof_specifier, c_parser_sizeof_expression,
1213 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1215 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1217 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1218 (warn_unused_but_set_parameter): Default to warn_unused
1220 * doc/invoke.texi: Document -Wunused-but-set-variable and
1221 -Wunused-but-set-parameter.
1223 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1224 used count variable.
1225 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1226 when operandN variables aren't used in the body of the expander
1228 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1229 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1230 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1231 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1232 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1233 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1234 * tree.c (PROCESS_ARG): Likewise.
1236 2010-04-07 Simon Baldwin <simonb@google.com>
1238 * diagnostic.h (diagnostic_override_option_index): New macro to
1239 set a diagnostic's option_index.
1240 * c-tree.h (c_cpp_error): Add warning reason argument.
1241 * opts.c (_warning_as_error_callback): New.
1242 (register_warning_as_error_callback): Store callback for
1243 warnings enabled via enable_warning_as_error.
1244 (enable_warning_as_error): Call callback, minor code tidy.
1245 * opts.h (register_warning_as_error_callback): Declare.
1246 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1247 response to -Werror=.
1248 (c_common_init_options): Register warning_as_error_callback in opts.c.
1249 * common.opt: Add -Wno-cpp option.
1250 * c-common.c (struct reason_option_codes_t): Map cpp warning
1251 reason codes to gcc option indexes.
1252 * (c_option_controlling_cpp_error): New function, lookup the gcc
1253 option index for a cpp warning reason code.
1254 * (c_cpp_error): Add warning reason argument, call
1255 c_option_controlling_cpp_error for diagnostic_override_option_index.
1256 * doc/invoke.texi: Document -Wno-cpp.
1258 2010-04-07 Richard Guenther <rguenther@suse.de>
1260 * ipa-reference.c (mark_load): Use get_base_address.
1261 (mark_store): Likewise.
1263 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1264 inserting GIMPLE_NOPs into the IL.
1265 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1266 Explicitly strip handled components and indirect references.
1268 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1269 folding address expressions.
1270 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1271 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1272 operand_equal_p to compare decls.
1273 (ptr_deref_may_alias_decl_p): Likewise.
1274 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1275 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1276 Handle reversed comparison ops.
1277 * tree-sra.c (asm_visit_addr): Use get_base_address.
1278 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1279 * ipa-reference.c (mark_address): Use get_base_address.
1281 2010-04-07 Richard Guenther <rguenther@suse.de>
1283 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1284 Propagate constants everywhere.
1286 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1289 * tree.c (MAX_INT_CACHED_PREC): Define.
1290 (nonstandard_integer_type_cache): New array.
1291 (build_nonstandard_integer_type): Cache results for precision
1292 <= MAX_INT_CACHED_PREC.
1294 2010-04-07 Richard Guenther <rguenther@suse.de>
1296 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1297 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1298 * common.opt: Likewise.
1299 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1300 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1301 (nonoverlapping_memrefs_p): Likewise.
1302 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1303 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1304 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1305 OPT_fargument_noalias_global for backward compatibility.
1307 2010-04-07 Richard Guenther <rguenther@suse.de>
1309 PR tree-optimization/43270
1310 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1311 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1312 * tree-ssa-pre.c (phi_translate_1): Adjust.
1313 (fully_constant_expression): Split out vn_reference handling to ...
1314 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1315 Fold reads from constant strings.
1316 (vn_reference_lookup): Handle fully constant references.
1317 (vn_reference_lookup_pieces): Likewise.
1318 * Makefile.in (expmed.o-warn): Add -Wno-error.
1320 2010-04-07 Martin Jambor <mjambor@suse.cz>
1322 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1324 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1327 * gcc.c: Add -static-libstdc++ to list of recognized options.
1329 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1331 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1333 2010-04-07 Richard Guenther <rguenther@suse.de>
1336 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1337 bases build simple mem attributes to retain points-to information.
1339 2010-04-07 Richard Guenther <rguenther@suse.de>
1342 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1343 preserve points-to related information.
1345 2010-04-07 Richard Guenther <rguenther@suse.de>
1348 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1349 discard plain indirect references.
1350 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1351 * tree.c (tree_nop_conversion): Likewise.
1353 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1356 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1358 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1360 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1361 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1363 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1365 * tree-if-conv.c: Fix indentation and comments.
1367 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1369 * tree-if-conv.c: Sort static functions in topological order.
1371 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1373 * tree-if-conv.c: Fix indentation and comments.
1375 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1378 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1379 lang_hooks.types.type_for_size instead of
1380 build_nonstandard_integer_type.
1381 When converting an unsigned type to signed, double its precision.
1382 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1383 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1384 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1387 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1390 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1391 POINTER_PLUS_EXPR for pointer types.
1393 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1396 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1397 * graphite-clast-to-gimple.c: Include langhooks.h.
1398 (max_signed_precision_type): New.
1399 (max_precision_type): Takes two types as arguments.
1400 (precision_for_value): New.
1401 (precision_for_interval): New.
1402 (gcc_type_for_interval): New.
1403 (gcc_type_for_value): New.
1404 (gcc_type_for_clast_term): New.
1405 (gcc_type_for_clast_red): New.
1406 (gcc_type_for_clast_bin): New.
1407 (gcc_type_for_clast_expr): Split up into several functions.
1408 (gcc_type_for_clast_eq): Rewritten.
1409 (compute_bounds_for_level): New.
1410 (compute_type_for_level_1): New.
1411 (compute_type_for_level): New.
1412 (gcc_type_for_cloog_iv): Removed.
1413 (gcc_type_for_iv_of_clast_loop): Rewritten.
1414 (graphite_create_new_loop): Compute the lower and upper bound types
1415 with gcc_type_for_clast_expr.
1416 (graphite_create_new_loop_guard): Same.
1417 (find_cloog_iv_in_expr): Removed.
1418 (compute_cloog_iv_types_1): Removed.
1419 (compute_cloog_iv_types): Removed.
1420 (gloog): Do not call compute_cloog_iv_types.
1421 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1423 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1424 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1425 (GBB_CLOOG_IV_TYPES): Removed.
1427 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1429 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1430 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1431 (detect_commutative_reduction): Same.
1433 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1435 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1436 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1438 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1439 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1440 (rewrite_commutative_reductions_out_of_ssa): Same.
1441 * passes.c (execute_function_todo): Call verify_ssa for every pass
1442 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1443 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1444 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1445 with an extra argument.
1446 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1447 verify_ssa only when the extra argument is true.
1448 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1449 with an extra argument.
1450 (tree_transform_and_unroll_loop): Same.
1452 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1454 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1455 for all the passes of the LNO having LOOP_CLOSED_SSA.
1456 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1457 * tree-loop-distribution.c (pass_loop_distribution): Same.
1458 * tree-pass.h (TODO_verify_loops): Removed.
1459 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1461 (pass_tree_unswitch): Same.
1462 (pass_predcom): Same.
1463 (pass_vectorize): Same.
1464 (pass_linear_transform): Same.
1465 (pass_graphite_transforms): Same.
1466 (pass_iv_canon): Same.
1467 (pass_complete_unroll): Same.
1468 (pass_complete_unrolli): Same.
1469 (pass_parallelize_loops): Same.
1470 (pass_loop_prefetch): Same.
1471 (pass_iv_optimize): Same.
1473 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1476 * passes.c (init_optimization_passes): Move pass_lim before
1477 pass_copy_prop and pass_dce_loop.
1479 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1482 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1483 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1484 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1485 MULTI_* defines for 4 argument vpermil2p* builtins.
1487 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1489 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1490 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1491 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1492 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1493 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1494 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1495 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1496 Use x86_maybe_negate_const_int to output insn mnemonic.
1497 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1498 check from instruction predicate. Update comments.
1499 * config/i386/sync.md (sync_add<mode>): Use
1500 x86_maybe_negate_const_int to output insn mnemonic.
1502 2010-04-06 Jan Hubicka <jh@suse.cz>
1504 PR tree-optimization/42906
1505 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1506 IGNORE_SELF argument. Set visited_control_parents for fully
1508 (find_obviously_necessary_stmts): Update call of
1509 mark_control_dependent_edges_necessary.
1510 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1512 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1514 * config/i386/i386.md: Remove comment about 'e' and 'E'
1517 2010-04-06 Richard Guenther <rguenther@suse.de>
1519 PR tree-optimization/43627
1520 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1521 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1524 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1526 * BASE-VER: Change to 4.6.0.
1529 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1532 2010-04-06 Richard Guenther <rguenther@suse.de>
1535 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1537 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1539 * doc/invoke.texi (Optimize Options): Document that LTO
1540 won't remove object access purely due to incompatible
1543 2010-04-04 Matthias Klose <doko@ubuntu.com>
1545 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1546 Initialize variable.
1548 2010-04-03 Richard Guenther <rguenther@suse.de>
1551 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1552 require a non-NULL MEM_OFFSET.
1554 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1556 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1557 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1558 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1559 config/alpha/predicates.md, config/arm/arm.md,
1560 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1561 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1562 config/darwin9.h, config/darwin.c, config/darwin.h,
1563 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1564 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1565 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1566 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1567 config/mips/mips.md, config/mn10300/mn10300.c,
1568 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1569 config/rs6000/aix.h, config/rs6000/dfp.md,
1570 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1571 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1572 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1573 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1574 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1575 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1576 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1577 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1578 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1579 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1580 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1581 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1582 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1583 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1584 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1585 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1586 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1587 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1588 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1589 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1590 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1591 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1592 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1593 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1594 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1595 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1596 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1597 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1598 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1599 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1600 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1601 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1602 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1603 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1604 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1605 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1607 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1610 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1611 * aclocal.m4: Regenerate.
1613 2010-04-02 Richard Guenther <rguenther@suse.de>
1615 PR tree-optimization/43629
1616 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1617 if we have seen a constant value.
1619 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1621 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1623 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1626 * arm.c (legitimize_tls_address): Adjust call to
1627 gen_tls_load_dot_plus_four.
1628 (arm_note_pic_base): New function.
1629 (arm_cannot_copy_insn_p): Use it.
1630 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1633 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1638 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1640 * Makefile.in ($(out_object_file)): Depend on
1641 gt-$(basename $(notdir $(out_file))).h.
1643 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1645 * config.gcc (lm32-*-rtems*): Add t-lm32.
1647 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1649 * config.gcc: Add lm32-*-rtems*.
1650 * config/lm32/rtems.h: New file.
1652 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1655 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1657 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1659 * dwarf2out.c (output_compilation_unit_header): For
1660 -gdwarf-4 use version 4 instead of version 3.
1661 (output_line_info): For version 4 and above emit additional
1662 maximum ops per insn header field.
1663 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1665 * dwarf2out.c (is_c_family, is_java): Remove.
1666 (lower_bound_default): New function.
1667 (add_bound_info, gen_descr_array_type_die): Use it.
1669 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1672 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1673 re-declaration when it happens in a function.
1675 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1677 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1678 (cgraph_remove_function_insertion_hook): Same.
1679 (cgraph_call_function_insertion_hooks): Same.
1681 2010-04-01 Richard Guenther <rguenther@suse.de>
1684 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1685 and TREE_THIS_VOLATILE.
1686 (copy_ref_info): Likewise.
1687 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1688 * tree.c (build6_stat): Ignore side-effects of all but arg5
1689 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1692 2010-04-01 Richard Guenther <rguenther@suse.de>
1694 PR tree-optimization/43607
1695 * ipa-type-escape.c (check_call): Do not access non-existing
1698 2010-04-01 Richard Guenther <rguenther@suse.de>
1702 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1703 Jack Howarth <howarth@bromo.med.uc.edu>
1705 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1708 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1710 * doc/install.texi (Prerequisites): Document libelf usability on
1711 IRIX 5/6 and Solaris 2.
1712 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1713 Update GNU as, GNU ld requirements.
1714 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1715 Document Sun Studio compiler download.
1716 Update and simplify as, ld recommendations.
1717 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1719 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1721 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1722 with_tune_32 to pentium4.
1724 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1726 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1728 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1730 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1731 obsoletion, removal.
1733 Document GNU as requirement.
1734 Update configure requirements.
1735 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1736 Recomment IRIX 6.5.18+.
1737 Document IDF/IDL requirement.
1738 Document GNU as requirement.
1739 Document GNU ld bootstrap failure.
1740 Remove freeware.sgi.com reference.
1742 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1744 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1745 UNIX V4.0, V5.0 obsoletion, removal.
1746 Remove --with-gc=simple reference.
1747 Update VM requirements during bootstrap.
1748 Remove -oldas bootstrap description.
1749 Update binutils reference.
1750 Remove comparison failure note.
1752 2010-03-31 Richard Guenther <rguenther@suse.de>
1753 Zdenek Dvorak <ook@ucw.cz>
1754 Sebastian Pop <sebastian.pop@amd.com>
1757 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1758 with multiple arguments.
1759 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1761 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1763 * graphite-dependences.c (print_pddr): Call print_pdr with an
1765 * graphite-poly.c (debug_pdr): Add an extra argument for the
1768 (print_pbb_domain): Same.
1770 (print_scop_context): Same.
1772 (print_cloog): Same.
1773 (debug_pbb_domain): Same.
1777 (debug_scop_context): Same.
1779 (debug_cloog): Same.
1780 (print_scop_params): Same.
1781 (debug_scop_params): Same.
1782 (print_iteration_domain): Same.
1783 (print_iteration_domains): Same.
1784 (debug_iteration_domain): Same.
1785 (debug_iteration_domains): Same.
1786 (print_scattering_function): Same.
1787 (print_scattering_functions): Same.
1788 (debug_scattering_function): Same.
1789 (debug_scattering_functions): Same.
1790 * graphite-poly.h (debug_pdr): Update declaration.
1792 (print_pbb_domain): Same.
1794 (print_scop_context): Same.
1796 (print_cloog): Same.
1797 (debug_pbb_domain): Same.
1801 (debug_scop_context): Same.
1803 (debug_cloog): Same.
1804 (print_scop_params): Same.
1805 (debug_scop_params): Same.
1806 (print_iteration_domain): Same.
1807 (print_iteration_domains): Same.
1808 (debug_iteration_domain): Same.
1809 (debug_iteration_domains): Same.
1810 (print_scattering_function): Same.
1811 (print_scattering_functions): Same.
1812 (debug_scattering_function): Same.
1813 (debug_scattering_functions): Same.
1815 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1817 * graphite-poly.c (print_scattering_function_1): New.
1818 (print_scattering_function): Call it.
1819 (print_scop_params): Remove spaces at the end of lines.
1822 * graphite-poly.h (print_cloog): Declared.
1823 (debug_cloog): Declared.
1825 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1827 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1829 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1830 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1831 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1832 to switch between adding the IV bump in loop->latch or in loop->header.
1834 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1836 * graphite-poly.c (print_scattering_function): Pretty print following
1839 (print_pbb_domain): Same.
1840 (dump_gbb_cases): Same.
1841 (dump_gbb_conditions): Same.
1844 (print_scop_params): Same.
1845 (print_scop_context): Same.
1847 (print_pbb_body): New.
1848 (lst_indent_to): New.
1849 (print_lst): Start new lines with a #.
1850 * graphite-poly.h (pbb_bb): New.
1851 (pbb_index): Use pbb_bb.
1852 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1854 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1856 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1858 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1859 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1860 and 0 instead of 1 for dw_val_class_flag.
1861 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1862 dw_val_class_range_list, dw_val_class_loc_list,
1863 dw_val_class_lineptr and dw_val_class_macptr, use
1864 DW_FORM_flag_present for dw_val_class_flag and
1865 DW_FORM_exprloc for dw_val_class_loc.
1866 (output_die): For -gdwarf-4 print dw_val_class_loc
1867 size as uleb128 instead of 1 or 2 bytes and don't print
1868 anything for dw_val_class_flag.
1870 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1871 instead of cselib_lookup following by tweaking locs->setting_insn.
1874 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1875 even before returning from label, setjmp call or volatile asm
1878 2010-03-31 Richard Guenther <rguenther@suse.de>
1881 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1882 temporary data on stack.
1884 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1886 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1887 (PUSHSECTION_ASM_OP): Remove.
1888 (POPSECTION_ASM_OP): Remove.
1889 (PUSHSECTION_FORMAT): Remove.
1890 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1891 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1892 * config/sol2.c (solaris_output_init_fini): Use it.
1894 2010-03-31 Jie Zhang <jie@codesourcery.com>
1897 * opt-functions.awk (var_type_struct): Use signed char type
1898 for simple variables.
1900 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1902 * config/sol2.c: Include output.h.
1903 (solaris_assemble_visibility): New function.
1904 * config/t-sol2 (sol2.o): Add output.h dependency.
1905 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1906 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1909 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1912 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1913 V2SImode or XFmode on PRE_DEC.
1916 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1919 2010-03-31 Jie Zhang <jie@codesourcery.com>
1922 * reload.h (caller_save_initialized_p): Declare.
1923 * toplev.c (backend_init_target): Don't call
1924 init_caller_save but set caller_save_initialized_p to false.
1925 * caller-save.c (caller_save_initialized_p): Define.
1926 (init_caller_save): Check caller_save_initialized_p.
1927 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1929 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1932 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1933 and soft-fp/t-softfp to tmake_file.
1934 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1935 (LIBGCC2_TF_CEXT): Define.
1938 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1941 * cselib.c (n_useless_values): Document handling of debug locs.
1942 (n_useless_debug_values, n_debug_values): New variables.
1943 (new_elt_loc_list): Don't add to debug values, keep count.
1944 (promote_debug_loc): New.
1945 (cselib_reset_table): Zero new variables.
1946 (entry_and_rtx_equal_p): Promote debug locs.
1947 (discard_useless_locs): Increment n_useless_debug_values for
1949 (remove_useless_values): Adjust n_useless_values and n_debug_values
1950 with n_useless_debug_values.
1951 (add_mem_for_addr): Promote debug locs.
1952 (cselib_lookup_mem): Likewise.
1953 (cselib_lookup_addr): Renamed to...
1954 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1955 (cselib_log_lookup): ... this. Turn into...
1956 (cselib_lookup_addr): ... new wrapper.
1957 (cselib_lookup_from_insn): New.
1958 (cselib_invalidate_regno): Increment n_useless_debug_values for
1960 (cselib_invalidate_mem): Likewise.
1961 (cselib_process_insn): Take n_deleted and n_debug_values into
1962 account to guard remove_useless_value call.
1963 (cselib_finish): Zero n_useless_debug_values.
1964 * cselib.h (cselib_lookup_from_insn): Declare.
1965 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1966 (sched_analyze_2): Likewise.
1968 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1970 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1972 (adjust_mems): Replace narrowing SUBREG of expression containing
1973 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1974 with operations in the narrower mode.
1977 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1978 regs_invalidated_by_call instead all call_used_reg_set registers.
1980 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1983 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1984 pointer comparisons with types_compatible_p.
1985 * tree-vect-stmts.c (vectorizable_call): Same.
1986 (vectorizable_condition): Same.
1988 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1990 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1991 stack check if the mask would be zero.
1993 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1994 Jack Howarth <howarth@bromo.med.uc.edu>
1996 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1999 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2002 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2004 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2005 Include ___unordxf2 and ___unordtf2.
2006 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2009 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2011 * config/lm32/t-lm32: New file.
2012 * config.gcc: Use the above file when targetting lm32.
2014 2010-03-28 Duncan Sands <baldrick@free.fr>
2016 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2018 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2021 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2022 Improve vectorization cost model diagnostic.
2024 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2027 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2028 compute_data_dependences_for_loop returns false, early exit
2029 and output an extra diagnostic for the failed data reference
2032 2010-03-29 Richard Guenther <rguenther@suse.de>
2034 PR tree-optimization/43560
2035 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2036 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2038 2010-03-29 Jie Zhang <jie@codesourcery.com>
2041 * toplev.c (process_options): Set optimization_default_node
2042 and optimization_current_node.
2043 * opts.c (decode_options): Don't set optimization_default_node
2044 and optimization_current_node.
2046 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2048 * config/rtems.h: Abandon -qrtems_debug.
2050 2010-03-28 Jan Hubicka <jh@suse.cz>
2052 PR tree-optimization/43505
2053 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2054 map should not be copied.
2056 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2059 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2060 cdtors, set DECL_PRESERVE_P.
2061 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2064 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2066 PR tree-optimization/43528
2067 * stor-layout.c (place_field): Check that constant fits into
2068 unsigned HWI when skipping calculation of MS bitfield layout.
2070 2010-03-27 Jan Hubicka <jh@suse.cz>
2073 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2074 notice_global_symbol work.
2076 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2078 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2079 instead of dwarf2out_decl.
2080 (struct var_loc_node): Remove section_label field.
2081 (dwarf2out_function_decl): New function.
2082 (dwarf2out_var_location): Don't set section_label field.
2083 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2085 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2087 PR tree-optimization/43544
2088 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2089 First argument for builtin vectorized function hook is now a
2090 tree to be able to distinguish between machine specific and
2092 * targhooks.c (default_builtin_vectorized_function): Ditto.
2093 * targhooks.h (default_builtin_vectorized_function): Ditto.
2094 * target.h (struct gcc_target): Ditto.
2095 * tree-vect-stmts.c (vectorizable_function): Ditto.
2096 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2097 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2100 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2103 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2104 nested binding iff it is a FUNCTION_DECL.
2105 (store_parm_decls_newstyle): Pass nested=true to bind for
2106 FUNCTION_DECLs amongst parameters.
2108 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2110 * var-tracking.c (vt_expand_loc_callback): Don't run
2111 cselib_expand_value_rtx_cb in dummy mode if
2112 cselib_dummy_expand_value_rtx_cb returned false.
2114 * var-tracking.c (emit_note_insn_var_location): For one part
2115 notes with offset 0, don't add EXPR_LIST around the location.
2116 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2117 add_location_or_const_value_attribute): Adjust for that change.
2120 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2121 into first operand and location into second.
2122 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2123 dw_cfi_oprnd_loc for DW_CFA_expression.
2124 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2125 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2126 assume first argument is regnum and second argument is location.
2128 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2131 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2132 of scratch register to DImode. Split to DImode comparison operator.
2133 Use SImode subreg of scratch register in the multiplication.
2134 (*cmp_sadd_sidi): Ditto.
2135 (*cmp_ssub_si): Ditto.
2136 (*cmp_ssub_sidi): Ditto.
2138 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2141 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2142 Remove invalid assert and wrong comment.
2144 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2147 * flags.h (final_insns_dump_p): New extern.
2148 * final.c (final_insns_dump_p): New variable.
2149 (rest_of_clean_state): Set it before -fdump-final-insns=
2150 dumping, clear afterwards.
2151 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2152 MEM_ALIAS_SET on MEMs.
2154 2010-03-26 David S. Miller <davem@davemloft.net>
2156 * configure.ac: Fix sparc GOTDATA_OP bug check.
2157 * configure: Rebuild.
2159 2010-03-26 Alan Modra <amodra@gmail.com>
2161 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2163 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2165 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2166 TLS_SECTION_ASM_FLAG.
2168 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2171 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2172 Clear first_function_block_is_cold.
2175 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2176 argument if the argument is truth_value_p.
2178 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2180 * config/rs6000/constraints.md: Update copyright year for my changes.
2183 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2184 used in reg+reg addressing, swap registers.
2186 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2189 * target.h (struct gcc_target): Add code_end hook.
2190 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2192 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2193 * toplev.c (compile_file): Call targetm.asm_out.code_end
2194 hook before unwind info/debug info output.
2195 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2196 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2197 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2198 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2199 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2200 * config/i386/i386.c (ix86_file_end): Renamed to...
2201 (ix86_code_end): ... this. Make static. Don't call
2202 file_end_indicate_exec_stack. Emit unwind info using
2203 final_start_function/final_end_function.
2204 (darwin_x86_file_end): Remove.
2205 (TARGET_ASM_CODE_END): Define.
2206 * config/i386/i386.h (TARGET_ASM_FILE_END,
2207 NEED_INDICATE_EXEC_STACK): Don't define.
2208 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2209 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2210 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2211 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2214 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2215 at the beginning and final_end_function at the end.
2216 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2218 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2220 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2221 and Sun as TLS syntax.
2222 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2223 * configure: Regenerate.
2224 * config.in: Regenerate.
2225 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2226 (default_elf_asm_named_section): Use it.
2227 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2228 (i386_output_dwarf_dtprel): Likewise.
2229 (output_addr_const_extra): Likewise.
2230 (output_pic_addr_const): Lowercase @GOTTPOFF.
2231 (output_addr_const_extra): Likewise.
2232 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2233 (output_addr_const_extra): Likewise.
2234 (output_pic_addr_const): Lowercase @INDNTPOFF.
2235 (output_addr_const_extra): Likewise.
2236 (output_pic_addr_const): Lowercase @NTPOFF.
2237 (output_addr_const_extra): Likewise.
2238 (output_pic_addr_const): Lowercase @TPOFF.
2239 (output_addr_const_extra): Likewise.
2240 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2241 (*tls_global_dynamic_64): Likewise.
2242 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2243 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2245 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2246 (ASM_OUTPUT_TLS_COMMON): Use it.
2247 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2250 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2251 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2252 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2253 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2254 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2255 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2257 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2259 * config/i386/i386.c (override_options): Don't accept
2260 -mtls-dialect=sun any longer.
2261 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2262 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2263 (*tls_local_dynamic_base_32_sun): Likewise.
2264 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2266 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2269 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2270 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2273 * ira.c (adjust_cleared_regs): New function.
2274 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2278 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2280 * expr.c (expand_expr_real): Restore previous
2281 curr_insn_source_location and curr_insn_block after
2282 expand_expr_real_1 call.
2283 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2284 instead of expand_expr_real_1.
2286 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2288 PR rtl-optimization/43413
2289 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2292 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2295 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2296 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2298 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2300 * config/i386/i386.c (ix86_target_string): Add -mfma.
2301 Fix a typo in comment.
2303 2010-03-22 Mike Stump <mikestump@comcast.net>
2306 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2307 Don't overly align based upon packed packed fields.
2309 2010-03-22 Jason Merrill <jason@redhat.com>
2311 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2312 Use () rather than [], and move before the element type.
2314 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2316 * doc/configfiles.texi (Configuration Files): Removed
2317 fixinc/Makefile*, intl/Makefile.*.
2318 * doc/makefile.texi: Fixed markup. Abstract from version
2319 control system used.
2320 (Makefile): Removed obsolete gcc/java/parse.y example.
2321 * doc/sourcebuild.texi: Likewise.
2322 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2323 libgomp, libssp. Removed fastjar.
2324 (Miscellaneous Docs): Clarify location.
2325 Added COPYING3, COPYING3.LIB.
2326 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2328 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2331 * config/i386/i386.c (x86_function_profiler)
2332 [!NO_PROFILE_COUNTERS]: Fix typo.
2333 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2336 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2337 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2339 * doc/sourcebuild.texi (Test Directives): Split into six
2340 subsections, with most of the current text in new subsections
2341 Directives, Selectors, and Final Actions.
2342 (Directives): Split list of test directives into multiple
2344 (Selectors): Describe use and syntax of selectors.
2345 (Effective-Target Keywords): Describe all existing keywords.
2346 (Add Options): Describe features for dg-add-options.
2347 (Require Support): Describe variants of dg-require-support.
2348 (Final Actions): Describe commands to use in dg-final.
2350 2010-03-22 Michael Matz <matz@suse.de>
2353 * recog.c (validate_replace_rtx_group): Replace also in
2354 REG_EQUAL and REG_EQUIV notes.
2356 2010-03-22 Richard Guenther <rguenther@suse.de>
2358 PR tree-optimization/43390
2359 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2360 sure vector extracts are type correct.
2362 2010-03-22 Richard Guenther <rguenther@suse.de>
2365 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2366 x * sqrt (x) even when optimizing for size if the target
2367 has native support for sqrt.
2369 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2371 * varasm.c (make_decl_rtl_for_debug): Also clear
2372 flag_mudflap for the duration of make_decl_rtl call.
2375 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2376 locs from preserved VALUEs.
2378 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2381 * pa.md (movmemsi): Set align to one if zero.
2382 (movmemdi): Likewise.
2384 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2387 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2388 with their corresponding prologue pushes.
2390 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2393 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2394 at the begining or end.
2395 (spu_expand_epilogue): Likewise.
2397 2010-03-20 Richard Guenther <rguenther@suse.de>
2399 PR rtl-optimization/43438
2400 * combine.c (make_extraction): Properly zero-/sign-extend an
2401 extraction of the low part of a CONST_INT. Also handle
2404 2010-03-19 Mike Stump <mikestump@comcast.net>
2406 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2407 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2408 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2410 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2413 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2416 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2418 PR rtl-optimization/42258
2419 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2420 use that may match DEF.
2423 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2424 the cost of loading the constant rather than assuming
2426 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2427 outer code is AND, do the same tests as the andsi3 expander and
2428 return COSTS_N_INSNS (1) if and is cheap.
2430 * optabs.c (avoid_expensive_constant): Fix formatting.
2432 2010-03-19 Michael Matz <matz@suse.de>
2435 * attribs.c (decl_attributes): When rebuilding a function pointer
2436 type use the same qualifiers as the original pointer type.
2438 2010-03-19 Martin Jambor <mjambor@suse.cz>
2440 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2441 and is_gimple_ip_invariant_address.
2443 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2446 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2448 * config/arm/arm.c (arm_override_options): Turn off
2449 flag_dwarf2_cfi_asm for AAPCS variants.
2451 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2454 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2455 Use PRE_MODIFY instead of PRE_DEC.
2456 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2457 (vfp_emit_fstmd): Likewise.
2459 2010-03-19 Michael Matz <matz@suse.de>
2462 * builtins.c (expand_builtin_interclass_mathfn,
2463 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2466 2010-03-19 Richard Guenther <rguenther@suse.de>
2468 PR tree-optimization/43415
2469 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2470 (phi_translate_1): ... this.
2471 (phi_translate): Move all caching here. Cache all NARY
2472 and REFERENCE translations.
2474 2010-03-19 David S. Miller <davem@davemloft.net>
2476 With help from Eric Botcazou.
2477 * config/sparc/sparc.c: Include dwarf2out.h.
2478 (emit_pic_helper): Delete.
2479 (pic_helper_symbol_name): Delete.
2480 (pic_helper_emitted_p): Delete.
2481 (pic_helper_needed): New.
2482 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2483 (get_pc_thunk_name): New.
2484 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2485 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2486 Set pic_helper_needed to true. Don't call emit_pic_helper.
2487 (sparc_expand_prologue): Update load_pic_register call.
2488 (sparc_output_mi_thunk): Likewise.
2489 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2490 thunk if possible. Output CFI information as needed.
2492 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2493 Jack Howarth <howarth@bromo.med.uc.edu>
2496 * config/i386/i386.h: Fix ABI on darwin x86-32.
2498 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2500 * tree.h: Declare make_decl_rtl_for_debug.
2501 * varasm.c (make_decl_rtl_for_debug): New.
2502 * dwarf2out.c (rtl_for_decl_location): Call it.
2503 * cfgexpand.c (expand_debug_expr): Call it.
2505 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2508 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2512 * var-tracking.c (vt_init_cfa_base): Do nothing if
2513 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2515 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2518 * var-tracking.c (canonicalize_vars_star): New.
2519 (dataflow_post_merge_adjust): Use it.
2521 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2524 * var-tracking.c (non_suitable_const): New function.
2525 (add_uses): For DEBUG_INSNs with constants, don't record any
2526 value, instead just the constant value itself.
2527 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2528 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2529 (emit_notes_in_bb): Likewise.
2530 (emit_note_insn_var_location): For onepart variables if
2531 cur_loc is a VOIDmode constant, use DECL_MODE.
2533 2010-03-18 Martin Jambor <mjambor@suse.cz>
2536 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2537 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2538 all non-clones. Moved call redirection...
2539 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2540 (cgraph_materialize_all_clones): Dispose of all
2541 combined_args_to_skip bitmaps.
2542 (verify_cgraph_node): Do not check for edges pointing to wrong
2543 nodes in inline clones.
2544 * tree-inline.c (copy_bb): Call
2545 cgraph_redirect_edge_call_stmt_to_callee.
2546 * ipa.c (cgraph_remove_unreachable_nodes): Call
2547 cgraph_node_remove_callees even when there are used clones.
2549 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2551 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2553 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2556 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2559 2010-03-18 Michael Matz <matz@suse.de>
2562 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2563 into sqrt(x) if we need to preserve signed zeros.
2565 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2566 Eric Botcazou <ebotcazou@adacore.com>
2568 PR rtl-optimization/43360
2569 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2570 note if we don't know its invariant status.
2572 2010-03-18 Michael Matz <matz@suse.de>
2574 PR tree-optimization/43402
2575 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2576 PHI chains of ssa names registered for update.
2578 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2581 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2582 non-offsettable and pre_modify update addressing.
2583 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2584 and "2" alternatives "#".
2585 (*movdd_softfloat32): Make all alternatives "#";
2586 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2587 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2588 (*movdf_softfloat32): Make all alternatives "#";
2589 (movdi): Use the new DIFD mode iterator to create a common splitter
2590 for movdi, movdf and movdd patterns.
2592 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2594 * common.opt (dumpdir): Remove redundant tab.
2596 2010-03-17 Martin Jambor <mjambor@suse.cz>
2598 PR tree-optimization/43347
2599 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2600 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2602 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2604 PR rtl-optimization/42216
2605 * regrename.c (create_new_chain): New function, broken out from...
2606 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2607 appending a use to an empty chain.
2608 (build_def_use): Remove previous changes that convert OP_INOUT to
2609 OP_OUT operands; instead detect the case where an OP_INOUT operand
2610 uses a previously untracked register and create an empty chain for it.
2612 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2614 * doc/extend.texi (Function Attributes): Rewrite unfinished
2615 sentence in ms_abi documentation.
2617 2010-03-17 Alan Modra <amodra@gmail.com>
2619 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2620 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2621 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2622 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2624 2010-03-16 Richard Henderson <rth@redhat.com>
2627 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2628 (lower_try_finally): Save and restore eh_seq around the expansion
2631 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2633 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2634 statements before splitting block.
2636 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2638 * doc/sourcebuild.texi (Testsuites): Fix markup.
2639 Use pathnames relative to gcc/testsuite.
2640 (Test Directives): Move description of how timeout is determined.
2641 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2642 (C Tests): Correct gcc.misc-tests directory.
2643 Framework tests now live in gcc.test-framework.
2645 2010-03-16 Richard Guenther <rguenther@suse.de>
2648 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2649 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2651 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2652 Alexandre Oliva <aoliva@redhat.com>
2654 PR tree-optimization/42917
2655 * lambda-code.c (remove_iv): Skip debug statements.
2656 (lambda_loopnest_to_gcc_loopnest): Likewise.
2657 (not_interesting_stmt): Debug statements are not interesting.
2659 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2663 * cselib.c (cselib_preserve_constants,
2664 cfa_base_preserved_val): New static variables.
2665 (preserve_only_constants): New function.
2666 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2667 clear its REG_VALUES. If cselib_preserve_constants, don't
2668 empty the whole hash table, but preserve there VALUEs with constants,
2669 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2670 (cselib_preserve_cfa_base_value): New function.
2671 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2672 (cselib_init): Change argument to int bitfield. Set
2673 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2675 (cselib_finish): Clear cselib_preserve_constants and
2676 cfa_base_preserved_val.
2677 * cselib.h (enum cselib_record_what): New enum.
2678 (cselib_init): Change argument to int.
2679 (cselib_preserve_cfa_base_value): New prototype.
2680 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2681 * dse.c (dse_step1): Likewise.
2682 * cfgcleanup.c (thread_jump): Likewise.
2683 * sched-deps.c (sched_analyze): Likewise.
2684 * gcse.c (local_cprop_pass): Likewise.
2685 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2686 If FN is non-NULL, call the callback always and whenever it returns
2687 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2688 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2689 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2690 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2691 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2692 * var-tracking.c: Include recog.h.
2693 (bb_stack_adjust_offset): Remove.
2694 (vt_stack_adjustments): Don't call it, instead just gather the
2695 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2696 (adjust_stack_reference): Remove.
2697 (compute_cfa_pointer): New function.
2698 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2699 (struct adjust_mem_data): New type.
2700 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2702 (get_address_mode): New function.
2703 (replace_expr_with_values): Use it.
2704 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2705 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2706 (adjust_sets): Remove.
2707 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2708 Use get_address_mode.
2709 (get_adjusted_src): Remove.
2710 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2711 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2712 (add_with_sets): Don't call adjust_sets.
2713 (fp_setter, vt_init_cfa_base): New functions.
2714 (vt_initialize): Change return type to bool. Move most of pool etc.
2715 initialization to the beginning of the function from end. Pass
2716 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2717 If !frame_pointer_needed, call vt_stack_adjustment before mos
2718 vector is filled, call vt_init_cfa_base if argp/framep has been
2719 eliminated to sp. If frame_pointer_needed and argp/framep has
2720 been eliminated to hard frame pointer, set
2721 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2722 encountering fp setter in the prologue. For MO_ADJUST, call
2723 log_op_type before pusing the op into mos vector, not afterwards.
2724 Call adjust_insn before cselib_process_insn/add_with_sets,
2725 call cancel_changes (0) afterwards.
2726 (variable_tracking_main_1): Adjust for vt_initialize calling
2727 vt_stack_adjustments and returning whether it succeeded or not.
2729 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2731 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2734 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2736 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2738 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2739 drap_reg has not been set.
2741 2010-03-15 Michael Matz <matz@suse.de>
2744 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2745 use it to expand block copies.
2746 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2747 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2748 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2750 2010-03-15 Richard Guenther <rguenther@suse.de>
2752 PR tree-optimization/43367
2753 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2756 2010-03-15 Richard Guenther <rguenther@suse.de>
2758 PR tree-optimization/43317
2759 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2761 2010-03-15 Martin Jambor <mjambor@suse.cz>
2763 PR tree-optimization/43141
2764 * tree-sra.c (create_abstract_origin): New function.
2765 (modify_function): Call create_abstract_origin.
2767 2010-03-15 Chris Demetriou <cgd@google.com>
2769 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2772 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2775 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2776 call insert_out_of_ssa_copy for default definitions.
2778 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2780 * graphite-clast-to-gimple.c (my_long_long): Defined.
2781 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2782 * graphite-sese-to-poly.c (my_long_long): Defined.
2783 (scop_ivs_can_be_represented): Use it.
2785 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2787 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2788 graphite-max-bbs-per-function, and loop-block-tile-size.
2789 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2791 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2793 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2795 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2796 forward declaration.
2797 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2798 (add_upper_bounds_from_estimated_nit): New.
2799 (build_loop_iteration_domains): Use it.
2801 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2803 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2805 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2808 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2809 should be an INTEGER_CST. Also handle CASE_CONVERT.
2811 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2813 * graphite.c (graphite_initialize): To bound the number of bbs per
2814 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2815 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2816 * doc/invoke.texi: Document it.
2818 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2820 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2821 * graphite-sese-to-poly.h (build_poly_scop): Same.
2823 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2825 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2826 the number of parameters in the scop. Use as an upper bound
2827 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2828 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2829 * doc/invoke.texi: Document it.
2831 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2833 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2834 * doc/c-tree.texi: Remove.
2835 * doc/generic.texi: Merge c-tree.texi here.
2836 * doc/gccint.texi (Trees): Remove menu entry.
2837 (c-tree.texi): Remove @include.
2838 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2839 * doc/languages.texi (Reading RTL): Ditto.
2841 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2844 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2846 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2849 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2850 code added to work around reload clobbering CONST insns.
2852 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2854 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2855 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2856 (cselib_preserve_only_values): Remove retain argument, don't
2857 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2858 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2859 * var-tracking.c (micro_operation): Move insn field before union.
2860 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2861 (struct variable_tracking_info_def): Remove n_mos field, change
2862 mos into a vector of micro_operations.
2863 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2864 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2865 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2866 changing into a vector.
2867 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2868 come before all other uops generated by add_stores.
2869 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2871 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2872 a vector. Run just one pass over the bbs instead of separate counting
2873 and computation phase.
2874 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2877 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2878 into *nonlocalized_list vector.
2879 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2880 even if origin is non-NULL.
2881 (gen_variable_die): Likewise.
2882 (process_scope_var): Don't change origin.
2883 (gen_decl_die): Likewise.
2884 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2885 before adding new edges instead of after it, fix moving over
2888 2010-03-11 David S. Miller <davem@davemloft.net>
2890 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2892 * configure: Rebuild.
2894 2010-03-11 Martin Jambor <mjambor@suse.cz>
2896 PR tree-optimization/43257
2897 * tree.c (assign_assembler_name_if_neeeded): New function.
2898 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2900 * tree.h (assign_assembler_name_if_neeeded): Declare.
2901 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2902 the function if needed.
2904 2010-03-11 Chris Demetriou <cgd@google.com>
2906 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2907 include/stdint-gcc.h, and include/stdint.h world-readable.
2909 2010-03-11 Richard Guenther <rguenther@suse.de>
2911 PR tree-optimization/43255
2912 * tree-vrp.c (process_assert_insertions_for): Do not insert
2913 asserts for trivial conditions.
2915 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2917 PR tree-optimization/43280
2918 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2919 generation. Move calculation of size out of the if branch.
2920 (find_bswap): Modify compare number generation.
2922 2010-03-11 Richard Guenther <rguenther@suse.de>
2925 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2926 (input_gimple_stmt): Fixup handled component types during
2927 operand read. Also fix up decls in ADDR_EXPRs.
2929 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2931 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2932 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2934 2010-03-10 Jan Hubicka <jh@suse.cz>
2937 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2938 * varasm.c (get_variable_section): Don't do that here...
2939 (make_decl_rtl): ... and here.
2940 (do_assemble_alias): Produce decl RTL.
2941 (assemble_alias): Likewise.
2943 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2946 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2947 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2949 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2950 (based_loc_descr): Only express drap or vdrap regno based expressions
2951 using DW_OP_fbreg when not optimizing.
2952 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2953 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2954 REG_CFA_SET_VDRAP note.
2956 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2958 PR tree-optimization/43236
2959 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2960 error in calculation of base address in reverse iteration case.
2961 (generate_builtin): Take number of latch executions if the statement
2964 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2967 * tree-eh.c: Include pointer-set.h.
2968 (lower_eh_dispatch): Filter out duplicate case labels and
2969 remove the unneeded edge when the label is unused. Return
2970 true when some edges are removed.
2971 (execute_lower_eh_dispatch): When any lowering resulted in
2972 removing an edge, also delete unreachable blocks.
2974 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2977 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2978 UNSPEC_MACHOPIC_OFFSET.
2980 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2983 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2984 (m68k_delegitimize_address): New function.
2986 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2989 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2992 * var-tracking.c (adjust_sets): New function.
2993 (count_with_sets, add_with_sets): Use it.
2994 (get_adjusted_src): New inline function.
2995 (add_stores): Use it.
2998 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2999 call cselib_dummy_expand_value_rtx_cb instead of
3000 cselib_expand_value_rtx_cb.
3003 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3004 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3005 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3006 and .cfi_endproc around the pic thunks.
3007 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3008 all queued unwind info register saves are saved before the call.
3009 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3010 considered as sp-=4 for unwind info and the pop as sp+=4 which
3011 also clobbers dest, but doesn't actually restore it.
3014 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3015 RTX_FRAME_RELATED_P.
3017 2010-03-09 Jie Zhang <jie@codesourcery.com>
3019 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3020 whitespaces in output template.
3022 2010-03-09 Jie Zhang <jie@codesourcery.com>
3024 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3027 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3029 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3030 builtins.exp in a separate job.
3032 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3034 * graphite-sese-to-poly.c (add_param_constraints): Use
3035 lower_bound_in_type and upper_bound_in_type.
3037 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3039 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3040 instead of unsigned_type_node.
3042 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3043 Reza Yazdani <reza.yazdani@amd.com>
3046 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3047 on pointer type parameters.
3049 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3053 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3054 handle conversions from pointer to integers.
3055 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3056 induction variable, to be able to work with code generated by CLooG.
3057 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3058 (build_poly_scop): Bail out if we cannot codegen a loop.
3060 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3062 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3063 code generation with gloog_error.
3065 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3067 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3068 Call fold_convert on all the returned values.
3069 (expand_scalar_variables_expr): Pass to
3070 expand_scalar_variables_ssa_name the type of the resulting expression.
3072 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3074 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3075 ppl_min_for_le_pointset.
3076 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3077 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3079 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3081 * graphite-dependences.c (map_into_dep_poly): Removed.
3082 (dependence_polyhedron_1): Use combine_context_id_scat.
3084 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3086 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3087 (struct poly_bb): Same.
3088 (combine_context_id_scat): New.
3090 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3093 * sese.c (name_defined_in_loop_p): Return false for default
3096 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3098 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3099 and clean up the logic.
3101 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3103 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3106 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3108 * var-tracking.c (remove_cselib_value_chains): Define only for
3110 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3111 delete_slot_part, emit_notes_for_differences_1): Don't call
3112 remove_cselib_value_chains here.
3113 (set_slot_part, emit_notes_for_differences_2): Don't call
3114 add_cselib_value_chains here.
3115 (preserved_values): New vector.
3116 (preserve_value): New function.
3117 (add_uses, add_stores, vt_add_function_parameters): Use it
3118 instead of cselib_preserve_value.
3119 (changed_values_stack): New vector.
3120 (check_changed_vars_0): New function.
3121 (check_changed_vars_1, check_changed_vars_2): Use it.
3122 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3123 changed_values_stack VALUEs.
3124 (vt_emit_notes): For all preserved_values call
3125 add_cselib_value_chains. If ENABLE_CHECKING call
3126 remove_cselib_value_chains before verifying value_chains is empty.
3127 Initialize and free changed_values_stack.
3128 (vt_initialize): Initialize preserved_values.
3129 (vt_finalize): Free preserved_values.
3131 2010-03-08 Richard Guenther <rguenther@suse.de>
3133 PR tree-optimization/43269
3134 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3137 2010-03-08 Martin Jambor <mjambor@suse.cz>
3139 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3140 (ipa_is_param_called): Removed.
3141 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3142 (ipa_print_node_params): Do not print the called flag.
3143 (ipa_write_node_info): Do not stream the called flag.
3144 (ipa_read_node_info): Likewise.
3146 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3149 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3150 * cselib.c (struct expand_value_data): Add dummy field.
3151 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3153 (cselib_dummy_expand_value_rtx_cb): New function.
3154 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3156 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3157 * var-tracking.c: Include pointer-set.h.
3158 (variable): Change n_var_parts to char from int. Add
3159 cur_loc_changed and in_changed_variables fields.
3160 (variable_canonicalize): Remove.
3161 (shared_var_p): New inline function.
3162 (unshare_variable): Maintain cur_loc_changed and
3163 in_changed_variables fields. If var was in changed_variables,
3164 replace it there with new_var. Just copy cur_loc instead of
3165 resetting it to something else.
3166 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3167 (dataflow_set_union): Don't call variable_canonicalize.
3168 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3169 of their DEBUG_EXPR_TREE_DECLs.
3170 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3171 and in_changed_variables and cur_loc_changed is false.
3172 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3173 and cur_loc_changed. Don't update cur_loc here.
3174 (variable_merge_over_src): Don't call variable_canonicalize.
3175 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3176 removing loc that is equal to cur_loc, clear cur_loc,
3177 set cur_loc_changed and ensure variable_was_changed is called.
3178 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3179 compare pointers in cur_loc check, if it is equal to loc,
3180 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3181 (variable_different_p): Remove compare_current_location argument,
3182 don't compare cur_loc.
3183 (dataflow_set_different_1): Adjust variable_different_p caller.
3184 (variable_was_changed): If dv had some var in changed_variables
3185 already, reset in_changed_variables flag for it and propagate
3186 cur_loc_changed over to the new variable. On empty var
3187 always set cur_loc_changed. Set in_changed_variables on whatever
3188 var is added to changed_variables.
3189 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3190 Use shared_var_p. When removing loc that is equal to cur_loc,
3191 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3192 end, don't set it to something else, just call variable_was_changed.
3193 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3194 loc being removed, clear cur_loc and set cur_loc_changed.
3195 Set cur_loc_changed if all locations have been removed.
3196 (struct expand_loc_callback_data): New type.
3197 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3198 allocated. Always create SUBREGs if simplify_subreg failed.
3199 Prefer to use cur_loc, when that fails and still in
3200 changed_variables (and seen first time) recompute it. Set
3201 cur_loc_changed of variables which had to change cur_loc and
3202 compute elcd->cur_loc_changed if any of the subexpressions used
3203 had to change cur_loc.
3204 (vt_expand_loc): Adjust to pass arguments in
3205 expand_loc_callback_data structure.
3206 (vt_expand_loc_dummy): New function.
3207 (emitted_notes): New variable.
3208 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3209 that weren't used for any other decl in current
3210 emit_notes_for_changes call call vt_expand_loc_dummy to update
3211 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3212 first loc_chain location if NULL before. Always use just
3213 cur_loc instead of first loc_chain location. When cur_loc_changed
3214 is false, when not --enable-checking=rtl just don't emit any note.
3215 When rtl checking, compute the note and assert it is the same
3216 as previous note. Clear cur_loc_changed and in_changed_variables
3217 at the end before removing from changed_variables.
3218 (check_changed_vars_3): New function.
3219 (emit_notes_for_changes): Traverse changed_vars to call
3220 check_changed_vars_3 on each changed var.
3221 (emit_notes_for_differences_1): Clear cur_loc_changed and
3222 in_changed_variables. Recompute cur_loc of new_var.
3223 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3224 (vt_emit_notes): Initialize and destroy emitted_notes.
3226 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3228 PR rtl-optimization/42220
3229 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3230 Use verify_reg_tracked to determine if we should use OP_OUT rather
3232 (build_def_use): If we see an in-out operand for a register that we
3233 know nothing about, treat is an output if possible, fail the block if
3236 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3239 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3242 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3245 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3246 uses of relevant DEFs that are dead outside the loop too.
3248 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3250 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3252 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3254 * var-tracking.c (values_to_unmark): New variable.
3255 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3256 values_to_unmark vector. Moved body to...
3257 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3258 instead queue it into values_to_unmark vector.
3259 (vt_find_locations): Free values_to_unmark vector.
3261 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3263 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3264 (site.exp): Export them when plugins are enabled.
3266 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3269 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3271 (chrec_fold_multiply): Same.
3273 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3276 * c-decl.c (build_compound_literal): Return early if init is
3279 2010-03-04 Martin Jambor <mjambor@suse.cz>
3281 PR tree-optimization/43164
3282 PR tree-optimization/43191
3283 * tree-sra.c (type_consists_of_records_p): Reject records with
3284 zero-size bit-fields at the end.
3286 2010-03-04 Mike Stump <mikestump@comcast.net>
3288 * Makefile.in (TAGS): Remove *.y.
3290 2010-03-04 Richard Guenther <rguenther@suse.de>
3292 PR tree-optimization/40761
3293 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3295 (my_rev_post_order_compute): New function.
3296 (init_pre): Call it.
3298 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3301 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3302 decrease the cost of an IV candidate when the cost is infinite.
3304 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3306 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3307 Use '3DNow!' for the extension of that name, ensure normal space
3309 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3311 2010-03-03 Jeff Law <law@redhat.com>
3313 * PR middle-end/32693
3314 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3315 than gen_rtx_SUBREG.
3316 (extract_bit_field_1): Likewise.
3318 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3320 * doc/sourcebuild.texi (Test directives): Document that arguments
3321 include-opts and exclude-opts are now optional for dg-skip-if,
3322 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3324 2010-03-03 Jason Merrill <jason@redhat.com>
3327 * cgraph.h (varpool_node): Add extra_name field.
3328 * varpool.c (varpool_extra_name_alias): New.
3329 (varpool_assemble_decl): Emit extra name aliases.
3330 (varpool_mark_needed_node): Look past an extra name alias.
3331 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3332 * lto-streamer-in.c (lto_input_tree): Read it.
3333 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3335 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3337 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3338 (sparc*-*-solaris2*): ...this.
3340 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3343 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3344 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3345 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3346 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3349 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3350 fallthrough to default handling, just with want_address 0 instead of 2.
3351 For single element lists, add_AT_loc directly, otherwise create an
3352 artificial variable DIE and stick location list to it.
3355 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3356 (VAL_EXPR_HAS_REVERSE): Define.
3357 (reverse_op): New function.
3358 (add_stores): For reversible operations add an extra MO_VAL_USE.
3360 2010-03-02 Jason Merrill <jason@redhat.com>
3362 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3364 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3366 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3367 (sparc64-*-linux*): Likewise.
3368 (sparc64-*-solaris2*): Include assembler files before linker ones.
3369 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3370 * config/sparc/gas.h: Delete.
3371 * config/sparc/sol2-64.h: Add copyright notice.
3372 * config/sparc/sol2-gas-bi.h: Likewise.
3373 * config/sparc/sol2-gld.h: Likewise.
3374 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3375 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3376 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3377 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3378 (sparc_elf_asm_named_section): Rename into...
3379 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3381 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3383 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3385 2010-03-02 Jeff Law <law@redhat.com>
3388 * reload1.c (rtx_p, substitute_stack): Declare.
3389 (substitute): Record addresses of changed rtxs.
3390 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3391 Restore the original rtx when complete.
3392 (reload): Free subsitute_stack when complete.
3394 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3396 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3397 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3399 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3400 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3401 Torture Tests): Change from subsection to section.
3403 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3404 Steven Bosscher <steven@gcc.gnu.org>
3406 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3409 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3412 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3413 the assignment from the new induction variable to the assignment
3414 of the value from the original loop PHI function.
3416 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3417 Daniel Jacobowitz <dan@codesourcery.com>
3419 * doc/sourcebuild.texi (Test directives): Clarify options to
3422 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3424 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3425 Disable cfi directives unless GCC and gas agree on using read-only
3426 .eh_frame sections for 64-bit.
3427 * configure: Regenerate.
3429 2010-03-01 Richard Guenther <rguenther@suse.de>
3431 PR tree-optimization/43220
3432 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3433 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3435 2010-03-01 Richard Guenther <rguenther@suse.de>
3436 Martin Jambor <mjambor@suse.cz>
3439 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3440 gimplified parameters.
3442 2010-03-01 Christian Bruel <christian.bruel@st.com>
3444 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3446 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3448 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3450 2010-03-01 Richard Guenther <rguenther@suse.de>
3453 * expr.c (expand_assignment): Use the alias-oracle to tell
3454 if the rhs aliases the result decl.
3456 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3459 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3460 to sol_gt_pch_get_address.
3461 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3462 64-bit, SPARC and x86.
3463 (sol_gt_pch_get_address): New function.
3465 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3467 * toplev.h (inform_n, error_n): Declare.
3468 * diagnostic.c (inform_n, error_n): New function.
3470 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3472 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3473 has no rtl yet when processing local_decls, queue it and recheck
3474 if deferred stack allocation hasn't assigned it rtl.
3476 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3478 * config/sh/sh.c (unspec_bbr_uid): New.
3479 (gen_block_redirect): Use it instead of INSN_UID.
3480 (gen_far_branch): Likewise.
3482 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3484 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3485 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3487 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3489 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3490 (Warning Options): -Wno-conversion-null is valid for
3491 Objective-C++ as well.
3492 * doc/tm.texi (Named Address Spaces): Likewise.
3493 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3494 * doc/tree-ssa.texi (Tree SSA): Likewise.
3496 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3499 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3500 by default. Don't set the default arch for
3501 i[34567]86-*-darwin*|x86_64-*-darwin*.
3503 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3506 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3507 default. Set the default 32bit/64bit archs with $with_arch
3508 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3510 2010-02-27 Richard Guenther <rguenther@suse.de>
3512 PR tree-optimization/43186
3513 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3514 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3515 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3516 unroller iterations.
3518 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3520 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3521 required and i[34567]86-*-* targets don't support 64bit ISA.
3523 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3526 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3529 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3531 * config.gcc: Set the default arch at least to Prescott for
3532 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3533 if SSE math is enabled.
3535 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3537 * diagnostic.c (diagnostic_initialize): Update.
3538 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3540 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3541 (diagnostic_inhibit_notes): New.
3542 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3544 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3547 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3548 * doc/standards.texi: Likewise.
3549 * doc/extend.texi: Likewise.
3550 * doc/trouble.texi: Likewise.
3551 * doc/cppopts.texi: Likewise.
3552 * doc/install.texi: Likewise.
3553 * c.opt (std=c90,std=gnu90): New options.
3554 * c-opts.c (c_common_handle_option): Handle them.
3556 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3559 * c-decl.c (undeclared_variable): Use an informative note.
3561 2010-02-26 Richard Guenther <rguenther@suse.de>
3563 PR tree-optimization/43186
3564 * gimple.h (gimple_fold): Remove.
3565 * gimple.c (gimple_fold): Remove. Inline into single user ...
3566 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3567 Try harder for conditions.
3569 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3572 * function.c (used_types_insert): Don't skip through named pointer
3573 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3574 and it is different from the main variant's type.
3576 2010-02-26 Nick Clifton <nickc@redhat.com>
3578 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3580 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3582 * config.gcc: Support --with-fpmath=sse for x86.
3584 * config/i386/ssemath.h: New.
3586 * doc/install.texi (--with-fpmath=sse): Documented.
3588 2010-02-26 Richard Guenther <rguenther@suse.de>
3590 PR tree-optimization/43188
3591 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3592 vector types of over-aligned element type.
3594 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3597 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3598 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3600 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3602 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3604 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3606 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3607 * var-tracking.c: Include diagnostic.h.
3608 (debug_dv): New function.
3609 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3612 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3613 (add_value_chain, add_value_chains, remove_value_chain,
3614 remove_value_chains): Handle DEBUG_EXPRs.
3615 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3618 * regcprop.c (struct queued_debug_insn_change): New type.
3619 (struct value_data_entry): Add debug_insn_changes field.
3620 (struct value_data): Add n_debug_insn_changes field.
3621 (debug_insn_changes_pool): New variable.
3622 (free_debug_insn_changes, apply_debug_insn_changes,
3623 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3624 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3625 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3627 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3629 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3630 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3631 changes, call cprop_find_used_regs via note_stores.
3632 (copyprop_hardreg_forward): When copying vd from predecessor
3633 which has any queued DEBUG_INSN changes, make sure the pointers are
3634 cleared. At the end call df_analyze and then if there are any
3635 DEBUG_INSN changes queued at the end of some basic block for still
3636 live registers, apply them.
3637 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3639 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3641 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3644 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3646 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3647 targets. Set the default with_cpu/with_arch from arch/cpu.
3648 Allow x86-64 and native for with_cpu/with_arch.
3650 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3652 * ebitmap.c: Change calls to verify_popcount with calls to
3653 sbitmap_verify_popcount.
3654 (ebitmap_clear_bit): Fixed map->cacheindex test and
3655 map>cache update when bit clearing results in an empty
3658 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3661 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3662 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3663 and support both V2DF and V2DI modes.
3664 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3665 support both V2DF and V2DI modes.
3666 (general): Delete trailing whitespace from a few patterns.
3668 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3669 V2DF/V2DI interleave high/low builtins.
3671 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3674 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3675 interleave high/low functions.
3677 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3679 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3680 #pragma extern_prefix.
3682 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3685 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3686 BLKmode, assert op0 is a MEM and just adjust its mode.
3689 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3690 if bitpos isn't multiple of mode's bitsize.
3692 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3694 * c.opt (-ftemplate-depth=): New.
3695 (-ftemplate-depth-): Deprecate.
3696 * optc-gen.awk: Handle -ftemplate-depth=.
3697 * opth-gen.awk: Likewise.
3698 * c-opts.c (c_common_handle_option): Likewise.
3699 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3701 2010-02-24 Jason Merrill <jason@redhat.com>
3703 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3705 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3707 * cfg.c (alloc_aux_for_block): Remove inline.
3708 (alloc_aux_for_edge): Likewise.
3710 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3712 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3714 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3716 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3717 * config/i386/sol2-gas.h: New file.
3718 * config.gcc (i[34567]86-*-solaris2*): Use it.
3720 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3723 * c-typeck.c (ep_convert_and_check): New.
3724 (build_conditional_expr): Use it.
3725 (build_binary_op): Likewise.
3727 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3729 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3732 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3733 bounds even for -O+.
3734 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3735 expr needs to have DECL_NAME set.
3737 2010-02-24 Nick Clifton <nickc@redhat.com>
3739 * config/mep/mep.c: Include gimple.h.
3740 (mep_function_uses_sp): Delete unused function.
3741 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3742 parameters. Use unsigned integers to count args. Return a
3743 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3745 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3748 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3749 greater or equal to nelt instead of 2 * nelt.
3750 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3753 2010-02-23 Jason Merrill <jason@redhat.com>
3756 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3757 in cfun->local_decls even if they have register types.
3760 * stor-layout.c (place_field): Don't warn about unnecessary
3761 DECL_PACKED if the type is packed.
3763 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3766 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3767 GOTOFF relocs, even when the base reg isn't pic pointer.
3769 2010-02-23 Michael Matz <matz@suse.de>
3772 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3773 (expand_gimple_basic_block): Generate and use debug temps if there
3774 are debug uses left after the last real use of TERed ssa names.
3775 Unlink debug immediate uses when they are expanded.
3777 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3780 * config/i386/i386.c (override_options): Reorganise to provide
3781 better error messages.
3783 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3786 * graphite-scop-detection.c (create_single_exit_edge): Move
3787 the call to find_single_exit_edge to....
3788 (create_sese_edges): ...here. Don't handle multiple edges
3789 exiting the function.
3790 (build_graphite_scops): Don't handle multiple edges
3791 exiting the function.
3793 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3796 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3797 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3799 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3802 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3804 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3807 * c-typeck.c (convert_arguments): Print declaration location.
3808 * c-common.c (validate_nargs): Rename as
3809 builtin_function_validate_nargs.
3810 (check_builtin_function_arguments): Update.
3812 2010-02-22 Richard Guenther <rguenther@suse.de>
3815 * tree-inline.c (declare_return_variable): Use the type of
3816 the call stmt lhs if available.
3818 2010-02-22 Duncan Sands <baldrick@free.fr>
3820 * passes.c (register_pass): Always consider all pass lists when
3821 ref_pass_instance_number is zero.
3823 2010-02-22 Richard Guenther <rguenther@suse.de>
3825 PR tree-optimization/42749
3826 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3827 parameter. Do arithmetic in the original type.
3828 (update_accumulator_with_ops): Likewise.
3829 (adjust_accumulator_values): Adjust.
3831 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3833 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3834 (QI to BLKmode splitter): New splitter.
3836 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3838 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3839 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3841 2010-02-22 Richard Guenther <rguenther@suse.de>
3843 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3845 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3847 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3848 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3849 ($(T)crti.o, $(T)crtn.o): Remove rules.
3851 2010-02-21 Tobias Burnus <burnus@net-b.de>
3854 * doc/invoke.texi (-fassociative-math): Document that this
3855 option is automatically enabled for Fortran.
3857 2010-02-20 David S. Miller <davem@davemloft.net>
3859 * configure.ac: Test if linker and assembler properly support
3860 GOTDATA_OP relocations.
3861 * configure: Rebuild.
3862 * config.in: Likewise.
3863 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3864 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3865 (movsi_high_pic): Likewise.
3866 (movdi_lo_sum_pic): Likewise.
3867 (movdi_high_pic): Likewise.
3868 (movsi_pic_gotdata_op): New pattern.
3869 (movdi_pic_gotdata_op): Likewise.
3870 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3871 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3873 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3876 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3877 attribute to ssemul.
3878 (xop_mulv2div2di3_high): Ditto.
3880 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3883 * c.opt (Wconversion-null): New option.
3884 * doc/invoke.texi (Wconversion-null): Document.
3886 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3888 * common.opt (Wlarger-than-): Add Undocumented.
3890 2010-02-19 Mike Stump <mikestump@comcast.net>
3892 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3894 2010-02-19 Jason Merrill <jason@redhat.com>
3897 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3898 * configure: Likewise.
3900 2010-02-20 Alan Modra <amodra@gmail.com>
3903 * cgraph.h (cgraph_make_decl_local): Declare.
3904 * cgraph.c (cgraph_make_decl_local): New function.
3905 (cgraph_make_node_local): Use it.
3906 * cgraphunit.c (cgraph_function_versioning): Likewise.
3907 * ipa.c (function_and_variable_visibility): Likewise.
3909 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3912 * except.c (sjlj_emit_function_enter): Don't call
3913 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3915 * rtl.h (add_reg_br_prob_note): Remove prototype.
3917 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3920 * c-common.c (conversion_warning): Remove widening conversions
3921 before checking the conversion of integers to reals.
3923 2010-02-19 Mike Stump <mikestump@comcast.net>
3926 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3929 * cgraphunit.c (process_function_and_variable_attributes): Check
3930 DECL_PRESERVE_P instead of looking up attribute "used".
3931 * ipa-pure-const.c (check_decl): Likewise.
3932 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3933 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3934 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3935 instead of attribute "used".
3936 * config/sol2-c.c (solaris_pragma_init): Likewise.
3937 (solaris_pragma_fini): Likewise.
3939 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3941 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3942 Use XCNEW instead of xcalloc.
3943 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3944 XNEW instead of xmalloc.
3945 (get_fields): Use XNEWVEC instead of xmalloc.
3948 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3949 populate vars array.
3950 (create_new_general_access): For debug stmts just reset value.
3951 (get_stmt_accesses): For accesses within debug stmts just record them
3952 using add_access_to_acc_sites instead of preventing the peeling or
3953 counting them as accesses.
3956 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3958 2010-02-19 Richard Guenther <rguenther@suse.de>
3960 PR tree-optimization/42916
3961 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3964 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3966 * configure.ac: Replace all uses of changequote in macro arguments
3967 with proper quoting.
3969 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3972 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3974 2010-02-19 Richard Guenther <rguenther@suse.de>
3976 PR tree-optimization/42944
3977 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3978 test for aliasing with errno.
3980 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3983 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3984 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3985 * dojump.c: Include output.h.
3986 (inv): New inline function.
3987 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3988 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3989 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3990 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3991 argument, pass it down to other calls.
3992 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3993 add REG_BR_PROB note to the conditional jump.
3994 * cfgexpand.c (add_reg_br_prob_note): Removed.
3995 (expand_gimple_cond): Don't call it, add the probability
3996 as last argument to jumpif_1/jumpifnot_1.
3997 * Makefile.in (dojump.o): Depend on output.h.
3998 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4000 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4001 * stmt.c (do_jump_if_equal): Likewise.
4002 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4003 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4004 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4006 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4007 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4008 jumpifnot_1 callers.
4009 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4011 (store_expr): Adjust jumpifnot caller.
4012 (store_constructor): Adjust jumpif caller.
4015 * gimplify.c (gimple_boolify): For __builtin_expect call
4016 gimple_boolify also on its first argument.
4018 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4020 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4022 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4023 * configure: Regenerated.
4025 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4027 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4028 lang_hooks.types_compatible_p instead of comptypes.
4030 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4032 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4033 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4034 if __prefer_thumb__ is defined.
4036 2010-02-18 Martin Jambor <mjambor@suse.cz>
4038 PR tree-optimization/43066
4039 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4040 array with zero-sized element type.
4042 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4044 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4045 rtx, allocate struct var_loc_node here and return it to the
4046 caller, and only if it is actually needed.
4047 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4048 move it earlier and return immediately if it returns NULL.
4050 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4052 * config/sparc/gas.h: New file. Restore
4053 TARGET_ASM_NAMED_SECTION to its ELF default.
4054 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4056 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4057 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4058 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4059 after sparc/sysv4.h.
4061 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4063 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4065 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4067 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4068 patterns from predicated pattern.
4070 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4073 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4074 for insn mnemonic suffix.
4076 2010-02-17 Richard Guenther <rguenther@suse.de>
4078 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4081 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4084 * caller-save.c (save_call_clobbered_regs): If BB ends with
4085 a DEBUG_INSN, move any notes in between last real insn and the last
4086 DEBUG_INSN after the last DEBUG_INSN.
4088 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4090 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4091 Fix return type. Fix argument type. Explain meaning of return value.
4093 2010-02-16 Richard Guenther <rguenther@suse.de>
4095 PR tree-optimization/41043
4096 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4097 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4099 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4101 2010-02-16 Ira Rosen <irar@il.ibm.com>
4103 PR tree-optimization/43074
4104 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4105 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4106 vectorizable cycles in hybrid SLP check.
4107 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4109 2010-02-16 Richard Guenther <rguenther@suse.de>
4111 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4112 (true_dependence): If memrefs_conflict_p computes must-alias
4113 trust it. Move TBAA check after offset-based disambiguation.
4114 (canon_true_dependence): Likewise.
4116 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4118 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4119 * doc/invoke.texi: Document it.
4120 * var-tracking.c: Include toplev.h and params.h.
4121 (vt_find_locations): Return bool indicating success. Compute
4122 hash sizes unconditionally. Check new parameter, report.
4123 (variable_tracking_main_1): Check vt_find_locations results and
4124 retry. Renamed from...
4125 (variable_tracking_main): ... this. New wrapper to preserve
4126 flag_var_tracking_assignments.
4127 * Makefile.in (var-tracking.o): Adjust dependencies.
4129 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4130 Jakub Jelinek <jakub@redhat.com>
4133 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4134 if weak_import attribute is present.
4135 * config/darwin.c (machopic_select_section): Likewise.
4137 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4139 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4140 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4141 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4142 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4144 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
4147 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4150 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4151 Rewrite text to refer to the names.
4153 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4155 * config/i386/i386-builtin-types.def
4156 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4157 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4158 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4159 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4160 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4161 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4162 IX86_BUILTIN_VPERMIL2PS256.
4163 (MULTI_ARG_4_DF2_DI_I): Defined.
4164 (MULTI_ARG_4_DF2_DI_I1): Defined.
4165 (MULTI_ARG_4_SF2_SI_I): Defined.
4166 (MULTI_ARG_4_SF2_SI_I1): Defined.
4167 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4168 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4169 __builtin_ia32_vpermil2ps256.
4170 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4171 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4172 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4173 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4174 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4175 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4176 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4177 CODE_FOR_xop_vpermil2v8sf3.
4178 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4179 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4180 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4181 (_mm256_permute2_pd): New.
4182 (_mm_permute2_ps): New.
4183 (_mm256_permute2_ps): New.
4185 2010-02-15 Nick Clifton <nickc@redhat.com>
4187 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4188 boolean parameters. Use emit_jump_insn when emitting a pop
4189 instruction containing a return insn.
4190 (push): Use 'true' rather than '1' as second parameter to F.
4191 (h8300_expand_prologue): Likewise.
4192 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4193 (h8300_expand_epilogue): Likewise.
4195 2010-02-15 Richard Guenther <rguenther@suse.de>
4198 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4201 2010-02-15 Nick Clifton <nickc@redhat.com>
4203 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4206 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4208 * intl.c (fake_ngettext): New function.
4209 * intl.h (fake_ngettext): Declare.
4210 (ngettext): Define macro.
4211 * collect2.c (notice_translated): New function.
4212 (main): Use notice_translated and ngettext.
4213 * collect2.h (notice_translated): Declare.
4215 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4217 * reorg.c (delete_computation): Comment fixes.
4218 * caller-save.c (setup_save_areas): Idem.
4219 * sel-sched-dump.c (dump_lv_set): Idem.
4222 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4224 * config/s390/s390.c (s390_sched_init): New function.
4225 (TARGET_SCHED_INIT): Target hook defined.
4227 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4228 Jack Howarth <howarth@bromo.med.uc.edu>
4229 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4232 Partial revert of unintended change in fix for PR41605.
4233 * config/darwin.h: Fix typo.
4234 * config/darwin9.h: Same.
4236 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4238 * c-pch.c (pch_init): Clear v.
4240 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4243 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4244 graphite_can_represent_init for MULT_EXPR.
4246 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4250 * graphite-sese-to-poly.c (remove_phi): New.
4251 (translate_scalar_reduction_to_array): Call remove_phi.
4253 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4256 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4257 * graphite-clast-to-gimple.h (gloog): Update declaration.
4258 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4259 * graphite-poly.h (struct poly_bb): Add missing comments.
4260 (struct scop): Add poly_scop_p field.
4262 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4263 * graphite.c (graphite_transform_loops): Build the polyhedral
4264 representation for each scop before code generation.
4265 * sese.c (rename_variables_in_operand): Removed.
4266 (rename_variables_in_expr): Return the renamed expression.
4267 (rename_sese_parameters): New.
4268 * sese.h (rename_sese_parameters): Declared.
4270 2010-02-11 Richard Guenther <rguenther@suse.de>
4272 PR tree-optimization/42998
4273 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4274 POINTER_PLUS_EXPR properly.
4276 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4277 Changpeng Fang <changpeng.fang@amd.com>
4280 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4281 the cost of an IV candidate when the IV is used in a test against zero.
4283 * gcc.dg/tree-ssa/ivopts-3.c: New.
4285 2010-02-11 Richard Guenther <rguenther@suse.de>
4288 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4289 pointer-vs-decl case by swapping refs. Handle some cases
4290 of pointer-vs-decl disambiguations more conservatively.
4291 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4292 to false after expanding.
4294 2010-02-11 Richard Guenther <rguenther@suse.de>
4297 * gcc.c (process_command): Handle LTO file@offset case more
4300 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4302 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4303 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4305 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4307 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4308 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4309 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4310 Optimize eq/ne comparisons when both arguments are known to be
4312 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4313 Don't mask operands unnecessarily if they are known to be already
4316 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4318 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4321 2010-02-10 Richard Guenther <rguenther@suse.de>
4323 PR tree-optimization/43017
4324 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4325 for wrapping signed arithmetic.
4327 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4330 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4331 if no debug info should be emitted for it.
4333 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4335 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4336 note when flag_exceptions is set.
4338 2010-02-10 Duncan Sands <baldrick@free.fr>
4340 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4342 2010-02-10 Richard Guenther <rguenther@suse.de>
4345 * tree.c (get_unwidened): Handle constants.
4346 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4348 2010-02-10 Martin Jambor <mjambor@suse.cz>
4351 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4352 check for variable argument counts independently.
4354 2010-02-10 Christian Bruel <christian.bruel@st.com>
4357 * config/sh/sh.c (find_barrier): Increase length for non delayed
4358 conditional branches.
4360 2010-02-10 Christian Bruel <christian.bruel@st.com>
4362 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4364 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4366 * builtins.c (set_builtin_user_assembler_name): Also handle
4367 ffs if int is smaller than word.
4369 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4372 * ira-conflicts.c (get_dup): Remove.
4373 (process_reg_shuffles): Add new parameter. Use it as an
4374 additional guard for copy generation.
4375 (add_insn_allocno_copies): Rewrite.
4377 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4379 * common.opt (fsched2-use-traces): Preserved for backward
4381 * doc/invoke.texi: Remove the documentation about option
4382 -fsched2-use-traces.
4383 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4384 flag_sched2_use_traces.
4385 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4386 the backward compatibility flag section.
4388 2010-02-09 Richard Guenther <rguenther@suse.de>
4390 PR tree-optimization/43008
4391 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4392 make HEAP variables initialized from global memory if they
4393 are not known builtin functions.
4394 (find_func_aliases): Adjust.
4396 2010-02-09 Richard Guenther <rguenther@suse.de>
4398 PR tree-optimization/43000
4399 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4400 arithmetic manually.
4402 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4404 PR tree-optimization/42931
4405 * tree-loop-linear.c (try_interchange_loops): Don't call
4406 double_int_mul if estimated_loop_iterations failed.
4408 2010-02-08 Martin Jambor <mjambor@suse.cz>
4411 * tree-sra.c (build_accesses_from_assign): Do not mark in
4412 should_scalarize_away_bitmap if stmt has volatile ops.
4413 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4416 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4418 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4420 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4422 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4425 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4428 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4430 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4433 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4434 to unknown_dependence.
4435 (graphite_legal_transform_dr): Handle the unknown_dependence.
4436 (graphite_carried_dependence_level_k): Same.
4438 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4440 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4442 2010-02-07 Richard Guenther <rguenther@suse.de>
4445 * expr.c (get_inner_reference): Always initialize *pbitsize.
4447 2010-02-07 Richard Guenther <rguenther@suse.de>
4450 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4451 new ARRAY_REFs on variable size element or minimal index arrays.
4453 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4454 gimple_fold_indirect_ref.
4456 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4459 * arm.c (arm_override_options): Just return if the user has specified
4460 an invalid fpu name.
4462 2010-02-03 Jason Merrill <jason@redhat.com>
4465 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4466 i386_pe_maybe_record_exported_symbol.
4468 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4471 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4472 (pa_delegitimize_address): New function.
4474 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4476 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4477 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4479 2010-02-05 Richard Guenther <rguenther@suse.de>
4482 * lto-streamer-in.c (get_resolution): Deal with references
4483 to undefined functions.
4485 2010-02-05 Richard Guenther <rguenther@suse.de>
4487 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4488 (fold_const_aggregate_ref): Likewise.
4489 (ccp_fold_stmt): Substitute loads.
4490 (maybe_fold_reference): Verify types before substituting.
4492 (fold_gimple_assign): Unshare properly.
4493 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4495 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4497 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4498 for rs6000_gen_cell_microcode.
4500 2010-02-04 Richard Guenther <rguenther@suse.de>
4502 PR rtl-optimization/42952
4503 * dse.c (const_or_frame_p): Remove MEM handling.
4505 2010-02-04 Nick Clifton <nickc@redhat.com>
4507 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4508 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4509 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4510 (mn10300_asm_output_mi_thunk): New function.
4511 (mn10300_can_output_mu_thunk): New function.
4512 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4513 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4514 (FUNCTION_ARG): Delete incorrect comment.
4516 2010-02-03 Jason Merrill <jason@redhat.com>
4519 * fold-const.c (operand_equal_p): Handle erroneous types.
4521 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4523 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4525 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4527 PR rtl-optimization/42941
4528 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4531 2010-02-03 Jason Merrill <jason@redhat.com>
4534 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4536 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4539 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4540 (cselib_reset_table): Renamed from...
4541 (cselib_reset_table_with_next_value): ... this.
4542 (cselib_get_next_uid): Renamed from...
4543 (cselib_get_next_unknown_value): ... this.
4544 * cselib.c (next_uid): Renamed from...
4545 (next_unknown_value): ... this.
4546 (cselib_clear_table): Adjust.
4547 (cselib_reset_table): Adjust. Renamed from...
4548 (cselib_reset_table_with_next_value): ... this.
4549 (cselib_get_next_uid): Adjust. Renamed from...
4550 (cselib_get_next_unknown_value): ... this.
4551 (get_value_hash): Use hash.
4552 (cselib_hash_rtx): Likewise.
4553 (new_cselib_val): Adjust. Set and dump uid.
4554 (cselib_lookup_mem): Pass next_uid as hash.
4555 (cselib_subst_to_values): Likewise.
4556 (cselib_log_lookup): Dump uid.
4557 (cselib_lookup): Pass next_uid as hash. Adjust.
4558 (cselib_process_insn): Adjust.
4559 (cselib_init): Initialize next_uid.
4560 (cselib_finish): Adjust.
4561 (dump_cselib_table): Likewise.
4562 * dse.c (canon_address): Dump value uid.
4563 * print-rtl.c (print_rtx): Print value uid.
4564 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4566 (dv_uid): New function, sort of renamed from...
4567 (dv_htab_hash): ... this, reimplemented in terms of it and...
4568 (dv_uid2hash): ... this. New.
4569 (variable_htab_eq): Drop excess assertions.
4570 (tie_break_pointers): Removed.
4571 (canon_value_cmp): Compare uids.
4572 (variable_post_merge_New_vals): Print uids.
4573 (vt_add_function_parameters): Adjust.
4574 (vt_initialize): Reset table. Adjust.
4576 2010-02-03 Richard Guenther <rguenther@suse.de>
4578 PR tree-optimization/42944
4579 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4580 (call_may_clobber_ref_p_1): Likewise. Properly handle
4581 malloc and calloc clobbering errno.
4583 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4585 * doc/invoke.texi: Fix name of sched1 dump.
4587 * opts.c (decode_options): Set flag_tree_switch_conversion
4588 only conditionally on optimize >= 2.
4590 * gcse.c: Assorted comment fixes in pass description.
4592 2010-02-03 Anthony Green <green@moxielogic.com>
4594 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4595 nop padding in order to maintain alignment of storage location of
4596 target function address.
4597 (moxie_trampoline_init): Store target function address at newly
4599 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4601 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4603 2010-02-03 Richard Guenther <rguenther@suse.de>
4606 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4608 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4610 * config.gcc: Reenable check for obsolete targets.
4611 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4612 mips-sgi-irix6.[0-4]*.
4614 2010-02-02 Nick Clifton <nickc@redhat.com>
4616 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4617 constant size of 4 as being the same as 0.
4618 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4619 can take values in the range 0..4.
4621 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4624 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4625 as _darwin10_Unwind_FindEnclosingFunction().
4626 * libgcc-libsystem.ver: New.
4628 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4631 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4632 implicitly set registers.
4634 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4636 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4637 (arm_override_options): Allow automatic selection of the thread
4638 pointer register if thumb2.
4639 (legitimize_pic_address): Improve code sequences for Thumb2.
4640 (arm_call_tls_get_addr): Likewise.
4641 (legitimize_tls_address): Likewise.
4642 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4643 (pic_load_addr_32bit): ... this. New named pattern.
4644 * thumb2.md (pic_load_addr_thumb2): Delete.
4645 (pic_load_dot_plus_four): Delete.
4646 (tls_load_dot_plus_four): New named pattern.
4648 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4651 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4652 Document fix for TLS bug.
4654 2010-01-31 Richard Guenther <rguenther@suse.de>
4656 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4657 conservatively correct.
4659 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4663 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4665 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4667 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4669 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4671 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4673 * config.gcc: Adjust order of makefile fragments for mingw targets.
4675 2010-01-31 Richard Guenther <rguenther@suse.de>
4678 * gimplify.c (gimplify_init_constructor): For volatile LHS
4679 initialize a temporary.
4681 2010-01-31 Matthias Klose <doko@ubuntu.com>
4683 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4685 * configure: Regenerate.
4687 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4689 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4690 the same alias set and their sizes different constantness.
4691 (aliasing_component_refs_p): Revert 2009-10-24 change.
4693 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4695 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4698 2010-01-29 Richard Guenther <rguenther@suse.de>
4700 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4701 Assert we successfully updated the call.
4703 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4705 PR rtl-optimization/42889
4706 * df.h (df_set_bb_dirty_nonlr): New prototype.
4707 * df-core.c (df_set_bb_dirty_nonlr): New function.
4708 * df-scan.c (df_insn_rescan): Call it instead of
4709 df_set_bb_dirty for DEBUG_INSNs.
4711 2010-01-29 Richard Guenther <rguenther@suse.de>
4714 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4715 quadratic behavior in most cases.
4717 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4720 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4721 in the call to gen_x86_movsicc_0_m1.
4723 2010-01-28 Richard Guenther <rguenther@suse.de>
4725 PR tree-optimization/42871
4726 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4728 2010-01-28 Richard Guenther <rguenther@suse.de>
4730 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4731 into call arguments.
4733 2010-01-28 Richard Guenther <rguenther@suse.de>
4736 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4737 the forwarder if the destination is an EH landing pad.
4739 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4741 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4742 block list passed to gimple_duplicate_sese_tail.
4743 (parallelize_loops): Avoid parallelization when the function
4745 Avoid parallelization when the preheader is IRREDUCIBLE.
4746 Try to optimize when estimated_loop_iterations_int is unresolved.
4747 Add the loop's location to the dump file.
4748 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4749 (gimple_duplicate_sese_tail): Remove the check for the latch.
4750 Redirect nexits to the exit block.
4751 Remove handling of the incoming edges to the latch.
4752 Redirect the backedge from the copied latch to the exit bb.
4754 2010-01-28 Michael Matz <matz@suse.de>
4757 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4758 Wrap force_reg into a sequence, emit it before user.
4760 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4762 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4764 (arm_legacy_rev): Likewise.
4765 (thumb_legacy_rev): Likewise.
4767 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4769 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4770 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4771 on MEM's address failed, try avoid_constant_pool_reference and
4772 recurse if it returned something different.
4773 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4774 address, try avoid_constant_pool_reference and recurse if it
4775 returned something different.
4776 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4777 address and avoid_constant_pool_reference returned something
4778 different, don't set have_address.
4780 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4783 * var-tracking.c (val_store): Add modified argument, obey it.
4785 (count_uses): Move down logging of main.
4786 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4787 don't need resolution.
4788 (emit_notes_in_bb): Likewise.
4790 2010-01-27 Richard Guenther <rguenther@suse.de>
4793 * tree-inline.c (remap_decl): Delay remapping of SSA name
4794 default definitions until we need them.
4796 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4798 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4799 (rs6000_delegitimize_address): New function.
4801 * config/s390/s390.c (s390_delegitimize_address): Call
4802 delegitimize_mem_from_attrs.
4805 * tree-inline.c (cannot_copy_type_1): Removed.
4806 (copy_forbidden): Don't forbid copying of functions containing
4807 records/unions with variable length fields.
4809 2010-01-27 Christian Bruel <christian.bruel@st.com>
4813 * config/sh/sh.c (find_barrier): Increase length for non delayed
4814 conditional branches.
4816 2010-01-27 Matthias Klose <doko@ubuntu.com>
4818 * configure.ac (gnu-unique-object): Fix ldd version check.
4819 * configure: Regenerate.
4821 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4823 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4825 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4826 Test for HAVE_GNU_AS value.
4828 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4830 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4831 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4832 INT64_TYPE): Define.
4833 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4834 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4835 INT_LEAST64_TYPE): Define.
4836 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4837 UINT_LEAST64_TYPE): Define.
4838 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4839 INT_FAST64_TYPE): Define.
4840 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4841 UINT_FAST64_TYPE): Define.
4842 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4843 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4844 (SIG_ATOMIC_TYPE): Define.
4846 2010-01-26 Richard Guenther <rguenther@suse.de>
4848 * df-scan.c (df_scan_set_bb_info): Remove assert.
4849 (df_insn_rescan_debug_internal): Merge asserts.
4850 (df_install_ref): Likewise.
4851 (df_mark_reg): Use bitmap_set_range.
4852 (df_hard_reg_used_p): Remove assert.
4853 (df_hard_reg_used_count): Likewise.
4855 2010-01-26 Richard Guenther <rguenther@suse.de>
4857 PR rtl-optimization/42685
4858 * web.c (web_main): Ignore DEBUG_INSNs.
4860 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4862 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4864 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4865 Fix types of fndecl and arglist parameters.
4867 2010-01-26 Richard Guenther <rguenther@suse.de>
4870 * tree-eh.c (unsplit_eh): Skip debug insns.
4872 2010-01-26 Richard Guenther <rguenther@suse.de>
4874 PR tree-optimization/42250
4875 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4877 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4880 * omp-low.c (expand_omp_sections): Only use single_pred if
4881 l2_bb is single_pred_p.
4883 2010-01-25 Christian Bruel <christian.bruel@st.com>
4886 * config/sh/sh.c (find_barrier): Increase length for non delayed
4887 conditional branches.
4888 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4890 2010-01-24 David S. Miller <davem@davemloft.net>
4892 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4893 define if not using GAS.
4894 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4895 Likewise. Delete SECTION_MERGE code, which is only applicable
4898 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4901 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4902 mangling of va_list in system headers.
4904 2010-01-23 Toon Moene <toon@moene.org>
4906 * tree-predcom.c (combine_chains): Return NULL, not false.
4908 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4910 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4911 initialization of variable res to agree with return type.
4913 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4915 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4916 * tree-sra.c: Add include of expr.h.
4918 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4920 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4921 insert the debug stmt on the single non-EH edge from the stmt.
4923 2010-01-22 Richard Henderson <rth@redhat.com>
4926 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4927 the RHS until after generate_subtree_copies has insertted its
4928 code before the current statement.
4930 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4932 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4934 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4936 2010-01-21 Martin Jambor <mjambor@suse.cz>
4938 PR tree-optimization/42585
4939 * tree-sra.c (struct access): New field grp_total_scalarization.
4940 (dump_access): Dump the new field.
4941 (should_scalarize_away_bitmap): New variable.
4942 (cannot_scalarize_away_bitmap): Likewise.
4943 (sra_initialize): Allocate new bitmaps.
4944 (sra_deinitialize): Free new bitmaps.
4945 (create_access_1): New function.
4946 (create_access): Parts moved to create_access_1.
4947 (type_consists_of_records_p): New function.
4948 (completely_scalarize_record): Likewise.
4949 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4950 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4951 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4953 (analyze_all_variable_accesses): Completely scalarize small eligible
4956 2010-01-21 Martin Jambor <mjambor@suse.cz>
4958 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4960 2010-01-21 Andrew Haley <aph@redhat.com>
4962 * gcc.c (process_command): Move lang_specific_driver before
4963 setting cc_libexec_prefix.
4965 2010-01-21 Richard Guenther <rguenther@suse.de>
4968 * fold-const.c (negate_expr_p): Pretend only negative
4969 real constants are easily negatable.
4971 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4972 Jason Merrill <jason@redhat.com>
4974 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4975 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4976 * calls.c (initialize argument_information): Handle it.
4977 * c-common.c (handle_transparent_union_attribute): Use new name.
4978 * c-decl.c (finish_struct): Ditto.
4979 * c-typeck.c (type_lists_compatible_p): Ditto.
4980 (convert_for_assignment): Use new name and also handle record.
4981 * function.c (aggregate_value_p): Handle it.
4982 (pass_by_reference): Ditto.
4983 (assign_parm_data_types): Ditto.
4984 * print-tree.c (print_node): Ditto.
4985 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4986 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4987 * tree.c (first_field): New fn.
4989 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4992 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4993 even when linking statically, for now.
4995 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4998 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4999 without a cselib val.
5000 (count_uses): Accept MO_VAL_SET with no val on stores.
5001 (add_stores): Likewise.
5003 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5005 * var-tracking.c (check_value_val): Add a compile time assertion.
5006 (dv_is_decl_p): Simplify.
5007 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5008 gcc_assert if ENABLE_CHECKING.
5010 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5013 * var-tracking.c: Include tree-flow.h.
5014 (mem_dies_at_call): New.
5015 (dataflow_set_preserve_mem_locs): Use it.
5016 (dataflow_set_remove_mem_locs): Likewise.
5017 (dump_var): Renamed from dump_variable. Adjust all callers.
5018 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5019 * Makefile.in (var-tracking.o): Adjust deps.
5021 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5023 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5025 2010-01-20 Richard Guenther <rguenther@suse.de>
5027 PR tree-optimization/42717
5028 * tree-ssa-dce.c (get_live_post_dom): Remove.
5029 (forward_edge_to_pdom): Take an arbitrary edge to copy
5030 degenerate PHI args from.
5031 (remove_dead_stmt): Use the first post-dominator even if it
5032 does not contain live statements as redirection destination.
5034 2010-01-20 Richard Guenther <rguenther@suse.de>
5036 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5038 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5040 * sel-sched.c (create_speculation_check): Remove set but not used
5042 (try_transformation_cache): Remove set but not used variable ds.
5043 (calculate_privileged_insns): Remove set but not used variables
5044 cur_insn and min_spec_insn.
5045 (find_best_expr): Remove set but not used variable avail_n.
5046 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5048 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5050 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5051 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5054 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5057 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5058 cpu types. Add support for *-sse3 cpu types.
5059 (x86_64-*-*): Ditto.
5061 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5064 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5065 argument, call initializer_constant_valid_p_1 instead of
5066 initializer_constant_valid_p, pass CACHE to it, return NULL
5067 immediately if first call returns NULL.
5068 (initializer_constant_valid_p_1): New function.
5069 (initializer_constant_valid_p): Use it.
5071 2010-01-20 Thomas Quinot <quinot@adacore.com>
5073 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5075 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5077 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5078 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5079 (loc_list_from_tree): Don't handle unsigned division. Handle
5080 signed modulo using DW_OP_{over,over,div,mul,minus}.
5081 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5082 modulo instead of signed.
5084 2010-01-20 DJ Delorie <dj@redhat.com>
5086 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5088 (h8300_emit_stack_adjustment): Propogate it.
5090 (h8300_expand_prologue): Likewise.
5091 (h8300_expand_epilogue): Likewise.
5093 2010-01-19 Michael Matz <matz@suse.de>
5095 PR tree-optimization/41783
5096 * tree-data-ref.c (toplevel): Include flags.h.
5097 (dump_data_dependence_relation): Also dump the inputs if the
5098 result will be unknown.
5099 (split_constant_offset_1): Look through some conversions.
5100 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5101 the offset from last element is too large.
5102 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5103 (reassociate_to_the_same_stmt): Handle vector registers.
5104 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5106 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5107 wide_prolog_niters argument, emit widening instructions.
5108 (vect_do_peeling_for_alignment): Adjust caller, use widened
5109 variant of the iteration cound.
5110 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5112 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5115 * config/arm/neon-testgen.m (emit_automatics): New parameter
5116 features. Adjust for Fixed_return_reg feature.
5117 (test_intrinsic): Call emit_automatics with new feature.
5118 * config/arm/neon.ml: Update copyright years.
5119 (features): New Fixed_return_reg feature.
5120 (ops): Update feature for Vget_low.
5122 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5124 PR tree-optimization/42719
5125 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5129 * fwprop.c (all_uses_available_at): Return false if def_set dest
5130 is a REG that is used in def_insn.
5132 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5134 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5136 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5139 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5141 * target.h (struct gcc_target) <secondary_reload>: Change type
5142 of last argument to secondary_reload_info *.
5144 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5147 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5148 memory references with unaligned offsets. Remove CQImode handling.
5149 (unaligned_memory_operand): Return 1 for memory references with
5150 unaligned offsets. Remove CQImode handling.
5152 2010-01-18 Richard Guenther <rguenther@suse.de>
5155 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5158 2010-01-18 Richard Guenther <rguenther@suse.de>
5160 PR tree-optimization/42781
5161 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5162 restrict processing only if the original variable was artificial.
5164 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5166 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5167 find number of popped argument bytes.
5169 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5170 Fix the text that describes the return value for invalid insns.
5172 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5174 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5175 Clarify what 'cost of the -dependence' is. Fix quoting.
5177 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5178 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5180 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5182 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5183 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5185 2010-01-17 Richard Guenther <rguenther@suse.de>
5188 * function.c (split_complex_args): Take a VEC to modify.
5189 (assign_parms_augmented_arg_list): Build a VEC instead of
5190 a chain of PARM_DECLs.
5191 (assign_parms_unsplit_complex): Take a VEC of arguments.
5192 Do not fixup unmodified parms.
5193 (assign_parms): Deal with the VEC.
5194 (gimplify_parameters): Likewise.
5196 2010-01-17 Richard Guenther <rguenther@suse.de>
5198 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5199 node existence check.
5200 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5201 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5202 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5203 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5204 (gimple_execute_on_growing_pred): Likewise.
5206 2010-01-17 Richard Guenther <rguenther@suse.de>
5208 PR tree-optimization/42773
5209 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5210 (compute_antic_aux): Likewise.
5211 (compute_partial_antic_aux): Likewise.
5213 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5216 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5219 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5221 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5224 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5225 Fix markup for strict argument.
5227 (TARGET_SCHED_REORDER2): Fix argument types.
5229 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5230 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5232 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5233 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5235 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5238 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5239 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5240 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5241 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5242 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5244 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5246 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5248 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5249 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5251 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5253 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5256 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5258 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5259 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5261 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5263 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5265 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5266 referring to it. Fix language.
5268 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5270 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5272 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5274 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5276 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5277 '@var{stream}. Remove stray 'and'.
5279 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5281 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5283 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5285 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5286 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5288 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5289 Fix description of return value.
5290 Rename argument "sz" to "len."
5292 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5293 Clarify meaning of 'true' return value.
5295 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5297 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5298 rep_mode versus mode_rep.
5300 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5302 (TARGET_BUILTIN_DECL): Fix name.
5304 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5306 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5308 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5310 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5312 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5314 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5317 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5318 Rename argument tm_fn to md_fn.
5320 (TARGET_OPTION_PRINT): Fix argument list.
5322 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5325 * config/i386/i386.c (ix86_fixup_binary_operands):
5326 Revert FMA4 fixup of operands.
5328 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5331 * Makefile.in (write_entries_to_file, install-plugin):
5332 Use \012 instead of \n with tr.
5334 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5336 * configure.ac (HAVE_AS_REF): New C macro.
5337 * configure: Regenerate.
5338 * config.in: Likewise.
5339 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5341 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5344 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5346 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5348 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5350 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5352 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5354 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5356 (TARGET_BINDS_LOCAL_P): Fix argument type.
5358 (TARGET_ASM_FILE_END): Use prototype.
5360 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5362 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5364 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5366 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5368 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5369 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5371 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5372 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5374 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5375 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5376 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5377 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5379 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5381 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5383 (TARGET_INIT_BUILTINS): Use prototype.
5385 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5386 Put 'const char *' in braces. Fix parameter types.
5387 (TARGET_INVALID_CONVERSION): Fix parameter types.
5388 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5389 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5391 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5394 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5396 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5398 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5400 * doc/tm.texi (TARGET_HELP): Fix return type.
5402 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5403 in braces. Fix argument types.
5405 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5407 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5409 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5411 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5412 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5414 (TARGET_MANGLE_TYPE): Fix argument types.
5416 (TARGET_IRA_COVER_CLASSES): Use prototype.
5418 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5420 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5422 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5424 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5426 (TARGET_CALLEE_COPIES): Fix argument types.
5428 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5430 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5432 (TARGET_FUNCTION_VALUE): Fix argument types.
5434 (TARGET_RETURN_IN_MSB): Fix argument type.
5436 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5438 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5440 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5442 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5443 agree with return type.
5445 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5447 2010-01-15 Jing Yu <jingyu@google.com>
5449 PR rtl-optimization/42691
5450 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5451 a pseudo to a constant and are merged, and adjust comments.
5453 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5455 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5457 2010-01-15 Richard Guenther <rguenther@suse.de>
5460 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5461 labels of computed or non-local gotos to the destination.
5462 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5463 landing pad label is the first label.
5465 2010-01-15 Richard Guenther <rguenther@suse.de>
5467 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5469 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5472 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5473 to allow generation of the xssqrtdp instruction on power7.
5474 (sqrtdf2_fpr): Ditto.
5476 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5479 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5480 functions with noreturn attribute.
5483 * varasm.c (declare_weak): Add weak attribute to decl if it
5484 doesn't have one already.
5485 (assemble_external): Only add decls to weak_decls if they also
5486 have weak attribute.
5488 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5490 * var-tracking.c (var_reg_delete): Don't delete the association
5491 between REGs and values or one-part variables if the register
5494 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5497 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5498 because its first operand is a non-localized variable.
5500 2010-01-14 Martin Jambor <mjambor@suse.cz>
5502 PR tree-optimization/42706
5503 * tree-sra.c (encountered_recursive_call): New variable.
5504 (encountered_unchangable_recursive_call): Likewise.
5505 (sra_initialize): Initialize both new variables.
5506 (callsite_has_enough_arguments_p): New function.
5507 (scan_function): Call decl and flags check only for IPA-SRA, check
5508 whether there is a recursive call and whether it has enough arguments.
5509 (all_callers_have_enough_arguments_p): New function.
5510 (convert_callers): Look for recursive calls only when
5511 encountered_recursive_call is set.
5512 (ipa_early_sra): Bail out either if
5513 !all_callers_have_enough_arguments_p or
5514 encountered_unchangable_recursive_call.
5516 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5518 * sel-sched.c: Add 2010 to copyright years.
5519 * sel-sched-ir.c: Likewise.
5520 * sel-sched-ir.h: Likewise.
5522 2010-01-14 Martin Jambor <mjambor@suse.cz>
5524 PR tree-optimization/42714
5525 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5526 constructors specially.
5528 2010-01-14 Andi Kleen <ak@linux.intel.com>
5530 * config/i386/drivers-i386.c (detect_caches_intel):
5531 Add l2sizekb parameter and fill in.
5532 (host_detect_local_cpu): Add l2sizekb, fill in.
5533 Add Atom small cache heuristic.
5535 2010-01-14 Andi Kleen <ak@linux.intel.com>
5537 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5538 Add level3 parameter and fill in.
5539 (detect_caches_intel): Handle level3 cache.
5541 2010-01-14 Andi Kleen <ak@linux.intel.com>
5543 * config/i386/drivers-i386.c (host_detect_local_cpu):
5544 Fix core duo detection.
5546 2010-01-14 Andi Kleen <ak@linux.intel.com>
5548 * config/i386/drivers-i386.c (host_detect_local_cpu):
5551 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5553 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5554 (rs6000_variable_issue_1): this. Use...
5555 (rs6000_variable_issue): here. Reimplement. Print debug info.
5557 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5559 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5560 sel_restore_notes. Update all callers. Call reemit_notes
5563 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5565 PR rtl-optimization/42246
5566 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5569 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5571 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5572 all successors is the same as number of successors in current region.
5574 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5576 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5577 to rename is not separable. Otherwise check that its LHS is not NULL.
5579 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5581 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5583 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5585 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5586 available registers when failed to discover LHS register class.
5587 Fix indentation. Update comment.
5589 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5590 Alexander Monakov <amonakov@ispras.ru>
5592 PR rtl-optimization/42389
5593 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5595 (advance_state_on_fence): Likewise.
5596 (sel_target_adjust_priority): Print debug output only when
5597 sched_verbose >= 4, not 2.
5598 (get_expr_cost): Do not issue all unique insns on the next cycle.
5599 (fill_insns): Initialize can_issue_more from the value saved
5601 * sel-sched-ir.c (flist_add): New parameter issue_more.
5602 Init FENCE_ISSUE_MORE with it.
5603 (merge_fences): Likewise.
5604 (init_fences): Update call to flist_add.
5605 (add_to_fences, add_clean_fence_to_fences)
5606 (add_dirty_fence_to_fences): Likewise.
5607 (move_fence_to_fences): Update call to merge_fences.
5608 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5610 * sel-sched-ir.h (struct _fence): New field issue_more.
5611 (FENCE_ISSUE_MORE): New accessor macro.
5613 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5615 PR rtl-optimization/42388
5616 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5617 that have no predecessors nor successors. Do not call move_bb_info
5618 for empty blocks outside of current region.
5620 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5622 PR rtl-optimization/42294
5623 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5624 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5625 originators' originators.
5627 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5629 PR rtl-optimization/39453
5630 PR rtl-optimization/42246
5631 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5633 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5635 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5636 Alexander Monakov <amonakov@ispras.ru>
5639 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5640 (maybe_tidy_empty_bb): ... here. Make static. Add new
5641 argument. Update all callers.
5642 (tidy_control_flow): ... and here. Recompute topological order
5643 of basic blocks in region if necessary.
5644 (sel_redirect_edge_and_branch): Change return type. Return true
5645 if topological order might have been invalidated.
5646 (purge_empty_blocks): Export and move from...
5647 * sel-sched.c (purge_empty_blocks): ... here.
5648 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5649 (maybe_tidy_empty_bb): Delete prototype.
5650 (purge_empty_blocks): Declare.
5652 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5654 PR rtl-optimization/42249
5655 * sel-sched.c (try_replace_dest_reg): When chosen register
5656 and original register is the same, do not bail out early, but
5657 still check all original insns for validity of replacing destination
5658 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5661 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5664 Port from no-undefined-overflow branch:
5665 2009-03-09 Richard Guenther <rguenther@suse.de>
5667 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5669 2010-01-14 Richard Guenther <rguenther@suse.de>
5672 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5674 2010-01-14 Ira Rosen <irar@il.ibm.com>
5676 PR tree-optimization/42709
5677 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5678 as scalar type in creation of constant vector operand.
5680 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5683 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5684 (check-parallel-%): Match `testsuite' directory component only
5687 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5689 PR translation/39521
5690 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5693 2010-01-13 Richard Guenther <rguenther@suse.de>
5695 PR tree-optimization/42730
5696 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5699 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5702 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5703 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5706 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5708 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5709 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5710 ___umulsi3_highpart.
5712 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5713 rather than schedule_insns if the pass is enabled.
5715 2010-01-13 Martin Jambor <mjambor@suse.cz>
5717 PR tree-optimization/42704
5718 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5721 2010-01-13 Martin Jambor <mjambor@suse.cz>
5723 PR tree-optimization/42703
5724 * tree-sra.c (analyze_access_subtree): Check that we can build a
5725 reference to the original data within the aggregate.
5727 2010-01-13 Richard Guenther <rguenther@suse.de>
5729 PR tree-optimization/42705
5730 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5732 2010-01-13 Richard Guenther <rguenther@suse.de>
5735 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5737 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5740 * var-tracking.c (values_to_unmark): New variable.
5741 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5742 values_to_unmark vector. Moved body to...
5743 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5744 instead queue it into values_to_unmark vector.
5745 (vt_find_locations): Free values_to_unmark vector.
5747 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5749 * config/s390/s390.c (override_options): Set
5750 default of max-pending-list-length to 256
5752 2010-01-13 Richard Guenther <rguenther@suse.de>
5755 * tree-pass.h (PROP_gimple_lcx): New.
5756 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5757 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5758 before the final cleanup_eh.
5759 (dump_properties): Dump PROP_gimple_lcx.
5760 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5761 (tree_lower_complex_O0): Remove.
5762 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5763 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5764 tree_lower_complex, schedule TODO_update_ssa.
5765 * lto-streamer-out.c (output_function): Stream the functions
5767 * lto-streamer-in.c (input_function): Likewise.
5768 (lto_read_body): Do not override them here.
5770 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5773 * c-typeck.c (build_c_cast): Fold value cast to union type before
5774 wrapping it in a CONSTRUCTOR.
5776 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5778 PR rtl-optimization/42699
5779 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5782 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5784 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5785 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5786 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5787 SUBTARGET_WARN_UNUSED_SPEC): ... here
5788 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5790 2010-01-12 Julian Brown <julian@codesourcery.com>
5792 * config/arm/neon-schedgen.ml (Utils): Don't try to
5793 open missing module.
5794 (find_with_result): New.
5796 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5799 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5800 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5802 PR tree-optimization/42645
5803 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5804 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5805 decl_map, set processing_debug_stmt to -1 and return name without
5808 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5810 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5811 binutils version, and reword target configuration description.
5813 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5815 * config/avr/avr.h (LINKER_NAME): Remove.
5817 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5820 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5821 that support VSX, warn for -mno-altivec if vsx is not disabled,
5824 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5825 Shujing Zhao <pearly.zhao@oracle.com>
5827 PR translation/42469
5828 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5829 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5830 character between option name and help text.
5831 * c.opt (imultilib): Likewise.
5833 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5835 * lto-streamer-out.c (output_unreferenced_globals): Output static
5838 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5840 PR rtl-optimization/42621
5841 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5842 optimizing for size.
5843 (duplicate_computed_gotos): Remove now-redundant check.
5845 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5848 * configure.ac: Save and restore LDFLAGS and LIBS
5849 * configure: Regenerate.
5851 2010-01-10 Richard Guenther <rguenther@suse.de>
5854 * builtins.c (fold_builtin_strlen): Add type argument and
5855 convert the resulting length to it.
5856 (fold_builtin_1): Adjust.
5858 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5860 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5861 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5863 (num_insns_constant_wide): Adjust for that change.
5865 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5868 * web.c (union_defs): Add used argument, to combine uses of
5870 (entry_register): Adjust type and tests of used argument.
5871 (web_main): Widen used for new use. Pass it to union_defs.
5872 * df.h (union_defs): Adjust prototype.
5874 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5877 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5878 uses in new incoming argument. Free body.
5879 (reset_debug_uses_in_loop): New.
5880 (analyze_insn_to_expand_var): Call the latter if the former found
5881 anything. Fix whitespace. Reject invalid dest overlaps before
5882 going through all insns in the loop.
5884 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5887 * haifa-sched.c (dying_use_p): Debug insns don't count.
5889 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5892 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5893 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5894 (verify_gimple_call): Reject LHS in noreturn calls.
5896 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5900 * tree-vect-loop-manip.c (adjust_info): New type.
5901 (adjust_vec): New pointer to vector.
5902 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5903 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5904 (slpeel_update_phis_for_duplicate_loop): Use them.
5905 (slpeel_update_phi_nodes_for_guard1): Likewise.
5906 (slpeel_update_phi_nodes_for_guard2): Likewise.
5907 (slpeel_tree_peel_loop_to_edge): Likewise.
5908 (vect_update_ivs_after_vectorizer): Likewise.
5910 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5912 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5913 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5915 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5917 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5918 bogus uninitialized warning.
5920 2010-01-09 Richard Guenther <rguenther@suse.de>
5923 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5924 the evolution is compatible with the initial condition.
5926 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5928 * gcc.c (process_command): Update copyright notice dates.
5929 * gcov.c (print_version): Likewise.
5930 * gcov-dump.c (print_version): Likewise.
5931 * mips-tfile.c (main): Likewise.
5932 * mips-tdump.c (main): Likewise.
5934 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5937 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5939 (rotlhi3_8): Delete.
5941 (rotlsi3_8): Delete.
5942 (rotlsi3_16): Delete.
5943 (rotlsi3_24): Delete.
5945 (*rotw<mode>3): New.
5946 (*rotb<mode>3): New.
5947 * config/avr/avr.c (avr_rotate_bytes): New function.
5948 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5950 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5953 * configure.ac: Modify -rdynamic check.
5954 * configure: Regenerate.
5956 2010-01-08 DJ Delorie <dj@redhat.com>
5958 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5959 register popping order.
5961 2010-01-08 Richard Guenther <rguenther@suse.de>
5964 * c.opt (fsigned-char): Also let LTO handle this option.
5965 (funsigned-char): Likewise.
5967 2010-01-07 Richard Guenther <rguenther@suse.de>
5969 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5970 (gimple_op): Likewise.
5971 (gimple_op_ptr): Likewise.
5972 (gimple_assign_set_lhs): Remove gcc_assert.
5973 (gimple_assign_set_rhs1): Likewise.
5974 (gimple_assign_set_rhs2): Likewise.
5975 (gimple_call_set_lhs): Likewise.
5976 (gimple_call_set_fn): Likewise.
5977 (gimple_call_set_fndecl): Likewise.
5978 (gimple_call_fndecl): Likewise.
5979 (gimple_call_return_type): Likewise.
5980 (gimple_call_set_chain): Likewise.
5981 (gimple_call_num_args): Likewise.
5982 (gimple_call_set_arg): Likewise.
5983 (gimple_cond_set_code): Likewise.
5984 (gimple_cond_set_lhs): Likewise.
5985 (gimple_cond_set_rhs): Likewise.
5986 (gimple_cond_set_true_label): Likewise.
5987 (gimple_cond_set_false_label): Likewise.
5988 (gimple_label_set_label): Likewise.
5989 (gimple_goto_set_dest): Likewise.
5990 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5991 (gimple_debug_bind_get_value): Likewise.
5992 (gimple_debug_bind_get_value_ptr): Likewise.
5993 (gimple_debug_bind_set_var): Likewise.
5994 (gimple_debug_bind_set_value): Likewise.
5995 (gimple_debug_bind_reset_value): Likewise.
5996 (gimple_debug_bind_has_value_p): Likewise.
5997 (gimple_return_retval_ptr): Remove gcc_assert.
5998 (gimple_return_retval): Likewise.
5999 (gimple_return_set_retval): Likewise.
6000 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6001 (safe_referenced_var_iterator): Remove.
6002 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6003 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6004 (fill_referenced_var_vec): Remove.
6005 (first_readonly_imm_use): Remove redundant gcc_assert.
6006 (phi_arg_index_from_use): Combine gcc_asserts.
6007 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6008 (first_imm_use_stmt): Remove redundant gcc_assert.
6009 * tree-cfg.c (verify_gimple_call): Verify function and chain
6010 operands. Verify arguments.
6011 (verify_types_in_gimple_stmt): Verify condition code and labels.
6013 2010-01-07 Richard Guenther <rguenther@suse.de>
6015 PR tree-optimization/42641
6016 * sese.c (rename_map_elt_info): Use the SSA name version, do
6019 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6021 PR tree-optimization/42625
6022 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6023 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6025 2010-01-07 Duncan Sands <baldrick@free.fr>
6027 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6029 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6032 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6033 note itself is not function_invariant_p.
6035 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6037 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6038 Do not add the DF_NOTE problem.
6039 * store-motion.c (execute_rtl_store_motion): Likewise.
6041 2010-01-07 Martin Jambor <mjambor@suse.cz>
6043 PR tree-optimization/42157
6044 * tree-sra.c (compare_access_positions): Stabilize sort if both
6045 accesses have integer types, return zero immediately if they are the
6048 2010-01-06 Richard Henderson <rth@redhat.com>
6051 * haifa-sched.c (add_to_note_list): Merge into ...
6052 (concat_note_lists): ... here, and ...
6053 (unlink_other_notes, rm_other_notes): Merge into...
6054 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6055 NOTE_INSN_EPILOGUE_BEG.
6057 2010-01-06 Richard Guenther <rguenther@suse.de>
6059 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6060 not inline regular functions into always-inline functions.
6062 2010-01-06 Nick Clifton <nickc@redhat.com>
6064 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6065 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6067 (OVERRIDE_OPTIONS): Delete.
6068 (OPTIMIZATION_OPTIONS): Define.
6069 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6070 * config/rx/rx.c (rx_handle_option): Issue an error message if
6071 -mcpu=rx200 and -fpu are used together.
6072 (rx_set_optimization_options): New function. Issue an error
6073 message if an optimization attribute attempts to reset the FPU/
6074 math optimization pairing.
6075 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6076 * config/rx/rx.opt: Set the default to 32-bit doubles.
6077 * config/rx/t-rx: Add multilibs for -nofpu option.
6078 * doc/invoke.texi: Update documentation of RX options.
6080 2010-01-06 Richard Guenther <rguenther@suse.de>
6082 * tree-ssa-pre.c (name_to_id): New global.
6083 (alloc_expression_id): Simplify SSA name handling.
6084 (lookup_expression_id): Likewise.
6085 (init_pre): Zero name_to_id.
6086 (fini_pre): Free it.
6088 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6090 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6092 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6095 * config/i386/sse.md (smaxv2di3): New.
6096 (umaxv2di3): Likewise.
6097 (sminv2di3): Likewise.
6098 (uminv2di3): Likewise.
6100 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6103 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6104 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6105 (legitimize_tls_address): Likewise.
6106 (sparc_tls_referenced_p): Likewise.
6107 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6108 and adjust calls to legitimize_pic_address.
6109 (legitimate_constant_p) Use sparc_tls_referenced_p.
6110 (legitimate_pic_operand_p): Likewise.
6111 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6112 (sparc_tls_symbol_ref_1): Delete.
6113 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6114 (legitimize_tls_address): Make static, handle CONST patterns.
6115 (legitimize_pic_address): Make static, remove unused parameter and
6116 adjust recursive calls.
6117 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6118 and adjust call to legitimize_pic_address.
6119 (sparc_output_mi_thunk): Likewise.
6121 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6122 H.J. Lu <hongjiu.lu@intel.com>
6125 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6126 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6127 operands to make them signed.
6130 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6133 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6134 GTU to GT for V4SI and V2DI.
6136 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6137 (umin<mode>3): Removed.
6139 (uminv4si3): Likewise.
6141 2010-01-05 Martin Jambor <mjambor@suse.cz>
6143 PR tree-optimization/42462
6144 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6145 current_function_decl to helper functions and macros.
6147 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6150 * flags.h: Don't include real.h.
6151 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6152 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6153 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6154 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6155 * dominance.c: Update copyright.
6156 * gimple.c (walk_gimple_op): Remove inline.
6157 * tree-ssa-reassoc.c: Include real.h.
6158 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6159 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6161 2010-01-05 Nick Clifton <nickc@redhat.com>
6163 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6164 register to push into the stack frame when the accumulator has to
6165 be saved during interrupts.
6167 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6169 * doc/invoke.texi: Remove the documentation about option
6171 * common.opt (Wunreachable-code): Preserved for backward
6173 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6174 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6175 the backward compatibility flag section.
6177 2010-01-05 Richard Guenther <rguenther@suse.de>
6179 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6181 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6184 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6186 PR tree-optimization/42508
6187 * tree-sra.c (convert_callers): Check for recursive call
6188 by comparing cgraph nodes instead of decls.
6189 (modify_function): Call ipa_modify_formal_parameters also
6190 on all same_body aliases.
6192 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6193 cgraph nodes when checking for same_body aliases.
6195 2010-01-05 Richard Guenther <rguenther@suse.de>
6197 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6198 allocation and lookup.
6199 (get_or_alloc_expr_for_constant): Likewise.
6200 (phi_translate): Sink allocation.
6202 2010-01-04 Richard Guenther <rguenther@suse.de>
6204 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6205 a new entry only if needed.
6206 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6207 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6209 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6211 (phi_translate): Handle CONSTANTs early.
6213 2010-01-04 Martin Jambor <mjambor@suse.cz>
6215 PR tree-optimization/42398
6216 * tree-sra.c (struct access): Removed flag grp_different_types.
6217 (dump_access): Do not dump the removed flag.
6218 (sort_and_splice_var_accesses): Do not set the removed flag.
6219 (sra_modify_expr): Check for type compatibility directly.
6221 2010-01-04 Martin Jambor <mjambor@suse.cz>
6223 PR tree-optimization/42366
6224 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6225 edges with variable number of parameters.
6226 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6227 flag instead of asserting it.
6228 (ipa_read_node_info): Read uses_analysis_done flag.
6230 2010-01-04 Richard Guenther <rguenther@suse.de>
6232 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6233 iterative_hash_* as intended.
6234 (vn_reference_compute_hash): Likewise. Simplify hashing
6236 (vn_reference_lookup_2): Likewise.
6237 (vn_nary_op_compute_hash): Likewise.
6238 (vn_phi_compute_hash): Likewise.
6239 (expressions_equal_p): Remove strange code.
6240 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6241 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6242 (bitmap_insert_into_set_1): Take value-id as parameter.
6243 (add_to_value): Pass it.
6244 (bitmap_insert_into_set): Likewise.
6245 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6247 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6250 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6251 (do_self_spec): For switches with SWITCH_IGNORE set set also
6252 SWITCH_IGNORE_PERMANENTLY.
6253 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6256 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6258 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6259 tree of an unreferenced global var.
6261 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6264 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6265 GTU to GT for V4SI and V2DI.
6267 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6268 (umin<mode>3): Removed.
6270 (uminv4si3): Likewise.
6272 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6275 * collect2.c (main): Turn on trace in collect2 if -v is passed
6278 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6280 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6281 description of expression operand.
6283 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6285 * configure.ac: Add install-html to target_list for Make-hooks.
6286 * configure: Regenerate.
6287 * fortran/Make-lang.in (F95_HTMLFILES): New.
6288 (fortran.html): Use it.
6289 (fortran.install-html): New.
6290 * Makefile.in (install-html): Add lang.install-html.
6291 * java/Make-lang.in (JAVA_HTMLFILES): New.
6292 (java.html): Use it.
6293 (java.install-html): New.
6294 * objc/Make-lang.in (objc.install-html): New.
6295 * objcp/Make-lang.in (obj-c++.install-html): New.
6296 * cp/Make-lang.in (c++.install-html): New.
6297 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6298 * lto/Make-lang.in (lto.install-html): New.
6300 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6303 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6305 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6307 PR rtl-optimization/41862
6308 * store-motion.c (store_killed_in_insn, compute_store_table,
6309 remove_reachable_equiv_notes, replace_store_insn,
6310 build_store_vectors): Ignore all DEBUG_INSNs.
6312 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6315 * common.opt: Add dumpdir.
6317 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6319 (option_map): Add --dumpdir.
6321 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6323 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6325 * opts.c (decode_options): Try dump_dir_name first if
6326 dump_base_name isn't an absolute path.
6327 (common_handle_option): Handle OPT_dumpdir.
6329 * toplev.c (dump_dir_name): New.
6330 (print_switch_values): Also ignore -dumpdir.
6332 * toplev.h (dump_dir_name): New.
6334 2010-01-03 Richard Guenther <rguenther@suse.de>
6336 PR tree-optimization/42589
6337 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6338 double-word expansion of bswap32.
6340 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6342 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6343 with BLOCK_FOR_INSN.
6344 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6345 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6346 noce_process_if_block): Likewise.
6347 * gcse.c (compute_local_properties, insert_expr_in_table,
6348 insert_set_in_table, canon_list_insert, find_avail_set,
6349 pre_insert_copy_insn): Likewise.
6351 * basic-block.h (BLOCK_NUM): Move from here...
6352 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6354 2010-01-03 Richard Guenther <rguenther@suse.de>
6356 PR tree-optimization/42438
6357 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6358 contains_may_not_return_call flag.
6359 (BB_MAY_NOTRETURN): New.
6360 (valid_in_sets): Trapping nary operations are not valid
6361 in blocks that may not return.
6362 (insert_into_preds_of_block): Remove check for trapping expressions.
6363 (compute_avail): Compute also BB_MAY_NOTRETURN.
6365 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6367 * doc/invoke.texi: Add 2010 to copyright years.
6369 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6371 * config/sparc/sparc.c: Fix formatting nits.
6373 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6374 Alexander Monakov <amonakov@ispras.ru>
6376 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6378 2010-01-02 Richard Guenther <rguenther@suse.de>
6381 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6382 (simplify_switch_using_ranges): Mark to be removed edges
6385 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6387 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6389 * collect2.c (scan_libraries): Add missing argument in call to
6392 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6395 * config/alpha/predicates.md (aligned_memory_operand): Return false
6397 (unaligned_memory_operand): Return true for CQImode.
6398 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6399 doesn not cross aligned SImode word boundary.
6401 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6403 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6405 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6406 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6408 2010-01-02 Richard Guenther <rguenther@suse.de>
6411 * toplev.c (compile_file): Emit LTO marker properly. Change
6413 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6415 2010-01-01 Richard Guenther <rguenther@suse.de>
6418 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6420 2010-01-01 Richard Guenther <rguenther@suse.de>
6423 * c-decl.c (grokdeclarator): For zero-size arrays force
6424 structural equality checks as layout_type does.
6426 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6428 * builtins.c: Update copyright to 2010.
6430 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6433 * lto-streamer-out.c (produce_asm): Revert the last change.
6434 (copy_function): Likewise.
6436 * lto-streamer.c (lto_get_section_name): Skip any leading
6439 2010-01-01 Richard Guenther <rguenther@suse.de>
6442 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6446 Copyright (C) 2010 Free Software Foundation, Inc.
6448 Copying and distribution of this file, with or without modification,
6449 are permitted in any medium without royalty provided the copyright
6450 notice and this notice are preserved.